1fcf3ce44SJohn Forte /* 2fcf3ce44SJohn Forte * CDDL HEADER START 3fcf3ce44SJohn Forte * 4fcf3ce44SJohn Forte * The contents of this file are subject to the terms of the 5fcf3ce44SJohn Forte * Common Development and Distribution License (the "License"). 6fcf3ce44SJohn Forte * You may not use this file except in compliance with the License. 7fcf3ce44SJohn Forte * 8fcf3ce44SJohn Forte * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE 9fcf3ce44SJohn Forte * or http://www.opensolaris.org/os/licensing. 10fcf3ce44SJohn Forte * See the License for the specific language governing permissions 11fcf3ce44SJohn Forte * and limitations under the License. 12fcf3ce44SJohn Forte * 13fcf3ce44SJohn Forte * When distributing Covered Code, include this CDDL HEADER in each 14fcf3ce44SJohn Forte * file and include the License file at usr/src/OPENSOLARIS.LICENSE. 15fcf3ce44SJohn Forte * If applicable, add the following below this CDDL HEADER, with the 16fcf3ce44SJohn Forte * fields enclosed by brackets "[]" replaced with your own identifying 17fcf3ce44SJohn Forte * information: Portions Copyright [yyyy] [name of copyright owner] 18fcf3ce44SJohn Forte * 19fcf3ce44SJohn Forte * CDDL HEADER END 20fcf3ce44SJohn Forte */ 21fcf3ce44SJohn Forte /* 22fcf3ce44SJohn Forte * Copyright 2000 by Cisco Systems, Inc. All rights reserved. 2391dae09cSbing zhao - Sun Microsystems - Beijing China * Copyright 2009 Sun Microsystems, Inc. All rights reserved. 24fcf3ce44SJohn Forte * Use is subject to license terms. 25fcf3ce44SJohn Forte * 26fcf3ce44SJohn Forte * iSCSI Software Initiator 27fcf3ce44SJohn Forte */ 28fcf3ce44SJohn Forte 29fcf3ce44SJohn Forte /* 30fcf3ce44SJohn Forte * Framework interface routines for iSCSI 31fcf3ce44SJohn Forte */ 32fcf3ce44SJohn Forte 3330e7468fSPeter Dunlap #include "iscsi.h" /* main header */ 3430e7468fSPeter Dunlap #include <sys/iscsi_protocol.h> /* protocol structs */ 3530e7468fSPeter Dunlap #include <sys/scsi/adapters/iscsi_if.h> /* ioctl interfaces */ 36fcf3ce44SJohn Forte #include "iscsi_targetparam.h" 37fcf3ce44SJohn Forte #include "persistent.h" 38fcf3ce44SJohn Forte #include <sys/scsi/adapters/iscsi_door.h> 39fcf3ce44SJohn Forte #include <sys/dlpi.h> 40fcf3ce44SJohn Forte #include <sys/utsname.h> 41fcf3ce44SJohn Forte #include "isns_client.h" 42fcf3ce44SJohn Forte #include "isns_protocol.h" 436cefaae1SJack Meng #include <sys/bootprops.h> 444246c8e9SJack Meng #include <sys/types.h> 454246c8e9SJack Meng #include <sys/bootconf.h> 46fcf3ce44SJohn Forte 47fcf3ce44SJohn Forte #define ISCSI_NAME_VERSION "iSCSI Initiator v-1.55" 48fcf3ce44SJohn Forte 49fcf3ce44SJohn Forte #define MAX_GET_NAME_SIZE 1024 50fcf3ce44SJohn Forte #define MAX_NAME_PROP_SIZE 256 51fcf3ce44SJohn Forte #define UNDEFINED -1 52*aff4bce5Syi zhang - Sun Microsystems - Beijing China #define ISCSI_DISC_DELAY 2 /* seconds */ 53fcf3ce44SJohn Forte 54fcf3ce44SJohn Forte /* 55fcf3ce44SJohn Forte * +--------------------------------------------------------------------+ 56fcf3ce44SJohn Forte * | iscsi globals | 57fcf3ce44SJohn Forte * +--------------------------------------------------------------------+ 58fcf3ce44SJohn Forte */ 59fcf3ce44SJohn Forte void *iscsi_state; 60fcf3ce44SJohn Forte kmutex_t iscsi_oid_mutex; 61fcf3ce44SJohn Forte uint32_t iscsi_oid; 62fcf3ce44SJohn Forte int iscsi_nop_delay = ISCSI_DEFAULT_NOP_DELAY; 63fcf3ce44SJohn Forte int iscsi_rx_window = ISCSI_DEFAULT_RX_WINDOW; 64fcf3ce44SJohn Forte int iscsi_rx_max_window = ISCSI_DEFAULT_RX_MAX_WINDOW; 6530e7468fSPeter Dunlap boolean_t iscsi_logging = B_FALSE; 66fcf3ce44SJohn Forte 676cefaae1SJack Meng extern ib_boot_prop_t *iscsiboot_prop; 684246c8e9SJack Meng extern int modrootloaded; 694246c8e9SJack Meng extern struct bootobj rootfs; 706cefaae1SJack Meng 71fcf3ce44SJohn Forte /* 72fcf3ce44SJohn Forte * +--------------------------------------------------------------------+ 73fcf3ce44SJohn Forte * | iscsi.c prototypes | 74fcf3ce44SJohn Forte * +--------------------------------------------------------------------+ 75fcf3ce44SJohn Forte */ 76fcf3ce44SJohn Forte static int iscsi_getinfo(dev_info_t *dip, ddi_info_cmd_t infocmd, 77fcf3ce44SJohn Forte void *arg, void **result); 78fcf3ce44SJohn Forte static int iscsi_attach(dev_info_t *dip, ddi_attach_cmd_t cmd); 79fcf3ce44SJohn Forte static int iscsi_detach(dev_info_t *dip, ddi_detach_cmd_t cmd); 80fcf3ce44SJohn Forte 81fcf3ce44SJohn Forte /* scsi_tran prototypes */ 82fcf3ce44SJohn Forte static int iscsi_tran_lun_init(dev_info_t *hba_dip, dev_info_t *lun_dip, 83fcf3ce44SJohn Forte scsi_hba_tran_t *hba_tran, struct scsi_device *sd); 84fcf3ce44SJohn Forte static int iscsi_tran_lun_probe(struct scsi_device *sd, int (*callback) ()); 85fcf3ce44SJohn Forte static struct scsi_pkt *iscsi_tran_init_pkt(struct scsi_address *ap, 86fcf3ce44SJohn Forte struct scsi_pkt *pkt, struct buf *bp, int cmdlen, int statuslen, 87fcf3ce44SJohn Forte int tgtlen, int flags, int (*callback) (), caddr_t arg); 88fcf3ce44SJohn Forte static void iscsi_tran_lun_free(dev_info_t *hba_dip, dev_info_t *lun_dip, 89fcf3ce44SJohn Forte scsi_hba_tran_t *hba_tran, struct scsi_device *sd); 90fcf3ce44SJohn Forte static int iscsi_tran_start(struct scsi_address *ap, struct scsi_pkt *pkt); 91fcf3ce44SJohn Forte static int iscsi_tran_abort(struct scsi_address *ap, struct scsi_pkt *pkt); 92fcf3ce44SJohn Forte static int iscsi_tran_reset(struct scsi_address *ap, int level); 93fcf3ce44SJohn Forte static int iscsi_tran_getcap(struct scsi_address *ap, char *cap, int whom); 94fcf3ce44SJohn Forte static int iscsi_tran_setcap(struct scsi_address *ap, char *cap, 95fcf3ce44SJohn Forte int value, int whom); 96fcf3ce44SJohn Forte static void iscsi_tran_destroy_pkt(struct scsi_address *ap, 97fcf3ce44SJohn Forte struct scsi_pkt *pkt); 98fcf3ce44SJohn Forte static void iscsi_tran_dmafree(struct scsi_address *ap, 99fcf3ce44SJohn Forte struct scsi_pkt *pkt); 100fcf3ce44SJohn Forte static void iscsi_tran_sync_pkt(struct scsi_address *ap, 101fcf3ce44SJohn Forte struct scsi_pkt *pkt); 102fcf3ce44SJohn Forte static void iscsi_tran_sync_pkt(struct scsi_address *ap, 103fcf3ce44SJohn Forte struct scsi_pkt *pkt); 104fcf3ce44SJohn Forte static int iscsi_tran_reset_notify(struct scsi_address *ap, int flag, 105fcf3ce44SJohn Forte void (*callback) (caddr_t), caddr_t arg); 106fcf3ce44SJohn Forte static int iscsi_tran_bus_config(dev_info_t *parent, uint_t flags, 107fcf3ce44SJohn Forte ddi_bus_config_op_t op, void *arg, dev_info_t **childp); 108fcf3ce44SJohn Forte static int iscsi_tran_bus_unconfig(dev_info_t *parent, uint_t flags, 109fcf3ce44SJohn Forte ddi_bus_config_op_t op, void *arg); 110fcf3ce44SJohn Forte static int iscsi_tran_get_name(struct scsi_device *sd, char *name, int len); 111fcf3ce44SJohn Forte static int iscsi_tran_get_bus_addr(struct scsi_device *sd, char *name, int len); 112fcf3ce44SJohn Forte 113fcf3ce44SJohn Forte /* bus_ops prototypes */ 114fcf3ce44SJohn Forte /* LINTED E_STATIC_UNUSED */ 115fcf3ce44SJohn Forte static ddi_intrspec_t iscsi_get_intrspec(dev_info_t *dip, dev_info_t *rdip, 116fcf3ce44SJohn Forte uint_t inumber); 117fcf3ce44SJohn Forte /* LINTED E_STATIC_UNUSED */ 118fcf3ce44SJohn Forte static int iscsi_add_intrspec(dev_info_t *dip, dev_info_t *rdip, 119fcf3ce44SJohn Forte ddi_intrspec_t intrspec, ddi_iblock_cookie_t *iblock_cookiep, 120fcf3ce44SJohn Forte ddi_idevice_cookie_t *idevice_cookiep, uint_t (*int_handler)(caddr_t 121fcf3ce44SJohn Forte int_handler_arg), caddr_t int_handler_arg, int kind); 122fcf3ce44SJohn Forte /* LINTED E_STATIC_UNUSED */ 123fcf3ce44SJohn Forte static void iscsi_remove_intrspec(dev_info_t *dip, dev_info_t *rdip, 124fcf3ce44SJohn Forte ddi_intrspec_t intrspec, ddi_iblock_cookie_t iblock_cookie); 125fcf3ce44SJohn Forte /* LINTED E_STATIC_UNUSED */ 126fcf3ce44SJohn Forte static int iscsi_ctl(dev_info_t *dip, dev_info_t *rdip, ddi_ctl_enum_t ctlop, 127fcf3ce44SJohn Forte void *arg, void *result); 128fcf3ce44SJohn Forte 129fcf3ce44SJohn Forte /* cb_ops prototypes */ 130fcf3ce44SJohn Forte static int iscsi_open(dev_t *devp, int flags, int otyp, cred_t *credp); 131fcf3ce44SJohn Forte static int iscsi_close(dev_t dev, int flag, int otyp, cred_t *credp); 1324246c8e9SJack Meng static int iscsi_ioctl(dev_t dev, int cmd, intptr_t arg, int mode, 133fcf3ce44SJohn Forte cred_t *credp, int *rvalp); 134fcf3ce44SJohn Forte 135fcf3ce44SJohn Forte int iscsi_get_persisted_param(uchar_t *name, 136fcf3ce44SJohn Forte iscsi_param_get_t *ipgp, 137fcf3ce44SJohn Forte iscsi_login_params_t *params); 138fcf3ce44SJohn Forte static void iscsi_override_target_default(iscsi_hba_t *ihp, 139fcf3ce44SJohn Forte iscsi_param_get_t *ipg); 140fcf3ce44SJohn Forte 141fcf3ce44SJohn Forte /* scsi_tran helpers */ 142fcf3ce44SJohn Forte static int iscsi_virt_lun_init(dev_info_t *hba_dip, dev_info_t *lun_dip, 143fcf3ce44SJohn Forte scsi_hba_tran_t *hba_tran, struct scsi_device *sd); 144fcf3ce44SJohn Forte static int iscsi_phys_lun_init(dev_info_t *hba_dip, dev_info_t *lun_dip, 145fcf3ce44SJohn Forte scsi_hba_tran_t *hba_tran, struct scsi_device *sd); 146fcf3ce44SJohn Forte static int iscsi_i_commoncap(struct scsi_address *ap, char *cap, 147fcf3ce44SJohn Forte int val, int lunonly, int doset); 148fcf3ce44SJohn Forte static void iscsi_get_name_to_iqn(char *name, int name_max_len); 149fcf3ce44SJohn Forte static void iscsi_get_name_from_iqn(char *name, int name_max_len); 1506cefaae1SJack Meng static boolean_t iscsi_cmp_boot_sess_oid(iscsi_hba_t *ihp, uint32_t oid); 151fcf3ce44SJohn Forte 1524246c8e9SJack Meng /* iscsi initiator service helpers */ 1534246c8e9SJack Meng static boolean_t iscsi_enter_service_zone(iscsi_hba_t *ihp, uint32_t status); 1544246c8e9SJack Meng static void iscsi_exit_service_zone(iscsi_hba_t *ihp, uint32_t status); 1554246c8e9SJack Meng static void iscsi_check_miniroot(iscsi_hba_t *ihp); 156*aff4bce5Syi zhang - Sun Microsystems - Beijing China static void iscsi_get_tunable_default(iscsi_tunable_object_t *param); 157*aff4bce5Syi zhang - Sun Microsystems - Beijing China static int iscsi_get_persisted_tunable_param(uchar_t *name, 158*aff4bce5Syi zhang - Sun Microsystems - Beijing China iscsi_tunable_object_t *tpsg); 159*aff4bce5Syi zhang - Sun Microsystems - Beijing China static void iscsi_set_default_tunable_params(iscsi_tunable_params_t *params); 1604246c8e9SJack Meng 161fcf3ce44SJohn Forte /* struct helpers prototypes */ 162fcf3ce44SJohn Forte 163fcf3ce44SJohn Forte /* 164fcf3ce44SJohn Forte * At this point this driver doesn't need this structure because nothing 165fcf3ce44SJohn Forte * is done during the open, close or ioctl. Code put in place because 166fcf3ce44SJohn Forte * some admin related work might be done in the ioctl routine. 167fcf3ce44SJohn Forte */ 168fcf3ce44SJohn Forte static struct cb_ops iscsi_cb_ops = { 169fcf3ce44SJohn Forte iscsi_open, /* open */ 170fcf3ce44SJohn Forte iscsi_close, /* close */ 171fcf3ce44SJohn Forte nodev, /* strategy */ 172fcf3ce44SJohn Forte nodev, /* print */ 173fcf3ce44SJohn Forte nodev, /* dump */ 174fcf3ce44SJohn Forte nodev, /* read */ 175fcf3ce44SJohn Forte nodev, /* write */ 176fcf3ce44SJohn Forte iscsi_ioctl, /* ioctl */ 177fcf3ce44SJohn Forte nodev, /* devmap */ 178fcf3ce44SJohn Forte nodev, /* mmap */ 179fcf3ce44SJohn Forte nodev, /* segmap */ 180fcf3ce44SJohn Forte nochpoll, /* poll */ 181fcf3ce44SJohn Forte ddi_prop_op, /* prop_op */ 182fcf3ce44SJohn Forte NULL, /* streamtab */ 183fcf3ce44SJohn Forte D_NEW | D_MP | D_HOTPLUG, /* flags */ 184fcf3ce44SJohn Forte CB_REV, /* cb_rev */ 185fcf3ce44SJohn Forte nodev, /* aread */ 186fcf3ce44SJohn Forte nodev, /* awrite */ 187fcf3ce44SJohn Forte }; 188fcf3ce44SJohn Forte 189fcf3ce44SJohn Forte static struct dev_ops iscsi_dev_ops = { 190fcf3ce44SJohn Forte DEVO_REV, /* devo_rev */ 191fcf3ce44SJohn Forte 0, /* refcnt */ 192fcf3ce44SJohn Forte iscsi_getinfo, /* getinfo */ 193fcf3ce44SJohn Forte nulldev, /* identify */ 194fcf3ce44SJohn Forte nulldev, /* probe */ 195fcf3ce44SJohn Forte iscsi_attach, /* attach */ 196fcf3ce44SJohn Forte iscsi_detach, /* detach */ 197fcf3ce44SJohn Forte nodev, /* reset */ 198fcf3ce44SJohn Forte &iscsi_cb_ops, /* driver operations */ 199fcf3ce44SJohn Forte NULL, /* bus ops */ 200fcf3ce44SJohn Forte NULL, /* power management */ 201edd20d23Syi zhang - Sun Microsystems - Beijing China ddi_quiesce_not_needed, /* quiesce */ 202fcf3ce44SJohn Forte }; 203fcf3ce44SJohn Forte 204fcf3ce44SJohn Forte static struct modldrv modldrv = { 205fcf3ce44SJohn Forte &mod_driverops, /* drv_modops */ 206fcf3ce44SJohn Forte ISCSI_NAME_VERSION, /* drv_linkinfo */ 207fcf3ce44SJohn Forte &iscsi_dev_ops /* drv_dev_ops */ 208fcf3ce44SJohn Forte }; 209fcf3ce44SJohn Forte 210fcf3ce44SJohn Forte static struct modlinkage modlinkage = { 211fcf3ce44SJohn Forte MODREV_1, /* ml_rev */ 212fcf3ce44SJohn Forte &modldrv, /* ml_linkage[] */ 213fcf3ce44SJohn Forte NULL /* NULL termination */ 214fcf3ce44SJohn Forte }; 215fcf3ce44SJohn Forte 216fcf3ce44SJohn Forte /* 217fcf3ce44SJohn Forte * This structure is bogus. scsi_hba_attach_setup() requires, as in the kernel 218fcf3ce44SJohn Forte * will panic if you don't pass this in to the routine, this information. 219fcf3ce44SJohn Forte * Need to determine what the actual impact to the system is by providing 220fcf3ce44SJohn Forte * this information if any. Since dma allocation is done in pkt_init it may 221fcf3ce44SJohn Forte * not have any impact. These values are straight from the Writing Device 222fcf3ce44SJohn Forte * Driver manual. 223fcf3ce44SJohn Forte */ 224fcf3ce44SJohn Forte static ddi_dma_attr_t iscsi_dma_attr = { 225fcf3ce44SJohn Forte DMA_ATTR_V0, /* ddi_dma_attr version */ 226fcf3ce44SJohn Forte 0, /* low address */ 227fcf3ce44SJohn Forte 0xffffffff, /* high address */ 228fcf3ce44SJohn Forte 0x00ffffff, /* counter upper bound */ 229fcf3ce44SJohn Forte 1, /* alignment requirements */ 230fcf3ce44SJohn Forte 0x3f, /* burst sizes */ 231fcf3ce44SJohn Forte 1, /* minimum DMA access */ 232fcf3ce44SJohn Forte 0xffffffff, /* maximum DMA access */ 233fcf3ce44SJohn Forte (1 << 24) - 1, /* segment boundary restrictions */ 234fcf3ce44SJohn Forte 1, /* scater/gather list length */ 235fcf3ce44SJohn Forte 512, /* device granularity */ 236fcf3ce44SJohn Forte 0 /* DMA flags */ 237fcf3ce44SJohn Forte }; 238fcf3ce44SJohn Forte 239fcf3ce44SJohn Forte /* 240fcf3ce44SJohn Forte * _init - General driver init entry 241fcf3ce44SJohn Forte */ 242fcf3ce44SJohn Forte int 243fcf3ce44SJohn Forte _init(void) 244fcf3ce44SJohn Forte { 245fcf3ce44SJohn Forte int rval = 0; 246fcf3ce44SJohn Forte 247fcf3ce44SJohn Forte iscsi_net_init(); 248fcf3ce44SJohn Forte 249fcf3ce44SJohn Forte mutex_init(&iscsi_oid_mutex, NULL, MUTEX_DRIVER, NULL); 250fcf3ce44SJohn Forte iscsi_oid = ISCSI_INITIATOR_OID; 251fcf3ce44SJohn Forte 252fcf3ce44SJohn Forte /* 253fcf3ce44SJohn Forte * Set up the soft state structures. If this driver is actually 254fcf3ce44SJohn Forte * being attached to the system then we'll have at least one 255fcf3ce44SJohn Forte * HBA/NIC used. 256fcf3ce44SJohn Forte */ 257fcf3ce44SJohn Forte rval = ddi_soft_state_init(&iscsi_state, 258fcf3ce44SJohn Forte sizeof (iscsi_hba_t), 1); 259fcf3ce44SJohn Forte if (rval != 0) { 260fcf3ce44SJohn Forte iscsi_net_fini(); 261fcf3ce44SJohn Forte goto init_done; 262fcf3ce44SJohn Forte } 263fcf3ce44SJohn Forte 264fcf3ce44SJohn Forte rval = scsi_hba_init(&modlinkage); 265fcf3ce44SJohn Forte if (rval != 0) { 266fcf3ce44SJohn Forte ddi_soft_state_fini(&iscsi_state); 267fcf3ce44SJohn Forte iscsi_net_fini(); 268fcf3ce44SJohn Forte goto init_done; 269fcf3ce44SJohn Forte } 270fcf3ce44SJohn Forte 271fcf3ce44SJohn Forte rval = mod_install(&modlinkage); 272fcf3ce44SJohn Forte if (rval != 0) { 273fcf3ce44SJohn Forte ddi_soft_state_fini(&iscsi_state); 274fcf3ce44SJohn Forte scsi_hba_fini(&modlinkage); 275fcf3ce44SJohn Forte iscsi_net_fini(); 276fcf3ce44SJohn Forte goto init_done; 277fcf3ce44SJohn Forte } 278fcf3ce44SJohn Forte (void) iscsi_door_ini(); 279fcf3ce44SJohn Forte 280fcf3ce44SJohn Forte init_done: 281fcf3ce44SJohn Forte return (rval); 282fcf3ce44SJohn Forte } 283fcf3ce44SJohn Forte 284fcf3ce44SJohn Forte /* 285fcf3ce44SJohn Forte * _fini - General driver destructor entry 286fcf3ce44SJohn Forte */ 287fcf3ce44SJohn Forte int 288fcf3ce44SJohn Forte _fini(void) 289fcf3ce44SJohn Forte { 290fcf3ce44SJohn Forte int rval = 0; 291fcf3ce44SJohn Forte 292fcf3ce44SJohn Forte rval = mod_remove(&modlinkage); 293fcf3ce44SJohn Forte if (rval == 0) { 294fcf3ce44SJohn Forte scsi_hba_fini(&modlinkage); 295fcf3ce44SJohn Forte ddi_soft_state_fini(&iscsi_state); 296fcf3ce44SJohn Forte mutex_destroy(&iscsi_oid_mutex); 297fcf3ce44SJohn Forte (void) iscsi_door_term(); 298fcf3ce44SJohn Forte iscsi_net_fini(); 299fcf3ce44SJohn Forte } 300fcf3ce44SJohn Forte return (rval); 301fcf3ce44SJohn Forte } 302fcf3ce44SJohn Forte 303fcf3ce44SJohn Forte /* 304fcf3ce44SJohn Forte * _info - General driver info entry 305fcf3ce44SJohn Forte */ 306fcf3ce44SJohn Forte int 307fcf3ce44SJohn Forte _info(struct modinfo *mp) 308fcf3ce44SJohn Forte { 309fcf3ce44SJohn Forte int rval = 0; 310fcf3ce44SJohn Forte 311fcf3ce44SJohn Forte rval = mod_info(&modlinkage, mp); 312fcf3ce44SJohn Forte 313fcf3ce44SJohn Forte return (rval); 314fcf3ce44SJohn Forte } 315fcf3ce44SJohn Forte 316fcf3ce44SJohn Forte 317fcf3ce44SJohn Forte /* 318fcf3ce44SJohn Forte * +--------------------------------------------------------------------+ 319fcf3ce44SJohn Forte * | Start of dev_ops routines | 320fcf3ce44SJohn Forte * +--------------------------------------------------------------------+ 321fcf3ce44SJohn Forte */ 322fcf3ce44SJohn Forte 323fcf3ce44SJohn Forte /* 324fcf3ce44SJohn Forte * iscsi_getinfo - returns general driver information 325fcf3ce44SJohn Forte */ 326fcf3ce44SJohn Forte /* ARGSUSED */ 327fcf3ce44SJohn Forte static int 328fcf3ce44SJohn Forte iscsi_getinfo(dev_info_t *dip, ddi_info_cmd_t infocmd, 329fcf3ce44SJohn Forte void *arg, void **result) 330fcf3ce44SJohn Forte { 331fcf3ce44SJohn Forte int rval = DDI_SUCCESS; 332fcf3ce44SJohn Forte int instance = getminor((dev_t)arg); 333fcf3ce44SJohn Forte iscsi_hba_t *ip; 334fcf3ce44SJohn Forte 335fcf3ce44SJohn Forte switch (infocmd) { 336fcf3ce44SJohn Forte case DDI_INFO_DEVT2DEVINFO: 337fcf3ce44SJohn Forte if ((ip = ddi_get_soft_state(iscsi_state, instance)) == NULL) { 338fcf3ce44SJohn Forte return (DDI_FAILURE); 339fcf3ce44SJohn Forte } 340fcf3ce44SJohn Forte *result = ip->hba_dip; 341fcf3ce44SJohn Forte if (ip->hba_dip == NULL) 342fcf3ce44SJohn Forte rval = DDI_FAILURE; 343fcf3ce44SJohn Forte else 344fcf3ce44SJohn Forte rval = DDI_SUCCESS; 345fcf3ce44SJohn Forte break; 346fcf3ce44SJohn Forte 347fcf3ce44SJohn Forte case DDI_INFO_DEVT2INSTANCE: 348fcf3ce44SJohn Forte *result = (void *)(uintptr_t)instance; 349fcf3ce44SJohn Forte rval = DDI_SUCCESS; 350fcf3ce44SJohn Forte break; 351fcf3ce44SJohn Forte 352fcf3ce44SJohn Forte default: 353fcf3ce44SJohn Forte rval = DDI_FAILURE; 354fcf3ce44SJohn Forte break; 355fcf3ce44SJohn Forte } 356fcf3ce44SJohn Forte return (rval); 357fcf3ce44SJohn Forte } 358fcf3ce44SJohn Forte 359fcf3ce44SJohn Forte 360fcf3ce44SJohn Forte /* 361fcf3ce44SJohn Forte * iscsi_attach -- Attach instance of an iSCSI HBA. We 362fcf3ce44SJohn Forte * will attempt to create our HBA and register it with 363fcf3ce44SJohn Forte * scsi_vhci. If it's not possible to create the HBA 364fcf3ce44SJohn Forte * or register with vhci we will fail the attach. 365fcf3ce44SJohn Forte */ 366fcf3ce44SJohn Forte static int 367fcf3ce44SJohn Forte iscsi_attach(dev_info_t *dip, ddi_attach_cmd_t cmd) 368fcf3ce44SJohn Forte { 369fcf3ce44SJohn Forte int rval = DDI_SUCCESS; 370fcf3ce44SJohn Forte int instance = ddi_get_instance(dip); 371fcf3ce44SJohn Forte iscsi_hba_t *ihp = NULL; 372fcf3ce44SJohn Forte scsi_hba_tran_t *tran = NULL; 373fcf3ce44SJohn Forte char init_port_name[MAX_NAME_PROP_SIZE]; 374fcf3ce44SJohn Forte 375fcf3ce44SJohn Forte switch (cmd) { 376fcf3ce44SJohn Forte case DDI_ATTACH: 377fcf3ce44SJohn Forte /* create iSCSH HBA devctl device node */ 378fcf3ce44SJohn Forte if (ddi_create_minor_node(dip, ISCSI_DEVCTL, S_IFCHR, 0, 379fcf3ce44SJohn Forte DDI_PSEUDO, 0) == DDI_SUCCESS) { 380fcf3ce44SJohn Forte 381fcf3ce44SJohn Forte /* allocate HBA soft state */ 382fcf3ce44SJohn Forte if (ddi_soft_state_zalloc(iscsi_state, instance) != 383fcf3ce44SJohn Forte DDI_SUCCESS) { 384fcf3ce44SJohn Forte ddi_remove_minor_node(dip, NULL); 385fcf3ce44SJohn Forte rval = DDI_FAILURE; 386fcf3ce44SJohn Forte break; 387fcf3ce44SJohn Forte } 388fcf3ce44SJohn Forte 389fcf3ce44SJohn Forte /* get reference to soft state */ 390fcf3ce44SJohn Forte if ((ihp = (iscsi_hba_t *)ddi_get_soft_state( 391fcf3ce44SJohn Forte iscsi_state, instance)) == NULL) { 392fcf3ce44SJohn Forte ddi_remove_minor_node(dip, NULL); 393fcf3ce44SJohn Forte ddi_soft_state_free(iscsi_state, instance); 394fcf3ce44SJohn Forte rval = DDI_FAILURE; 395fcf3ce44SJohn Forte break; 396fcf3ce44SJohn Forte } 397fcf3ce44SJohn Forte 398fcf3ce44SJohn Forte /* init HBA mutex used to protect discovery events */ 399fcf3ce44SJohn Forte mutex_init(&ihp->hba_discovery_events_mutex, NULL, 400fcf3ce44SJohn Forte MUTEX_DRIVER, NULL); 401fcf3ce44SJohn Forte 40230e7468fSPeter Dunlap /* Get LDI ident */ 40330e7468fSPeter Dunlap rval = ldi_ident_from_dip(dip, &ihp->hba_li); 40430e7468fSPeter Dunlap ASSERT(rval == 0); /* Failure indicates invalid arg */ 40530e7468fSPeter Dunlap 4064246c8e9SJack Meng /* init HBA mutex used to protect service status */ 4074246c8e9SJack Meng mutex_init(&ihp->hba_service_lock, NULL, 4084246c8e9SJack Meng MUTEX_DRIVER, NULL); 4094246c8e9SJack Meng cv_init(&ihp->hba_service_cv, NULL, CV_DRIVER, NULL); 4104246c8e9SJack Meng 411fcf3ce44SJohn Forte /* 412fcf3ce44SJohn Forte * init SendTargets semaphore that is used to allow 413fcf3ce44SJohn Forte * only one operation at a time 414fcf3ce44SJohn Forte */ 415fcf3ce44SJohn Forte sema_init(&ihp->hba_sendtgts_semaphore, 1, NULL, 416fcf3ce44SJohn Forte SEMA_DRIVER, NULL); 417fcf3ce44SJohn Forte 418fcf3ce44SJohn Forte ihp->hba_sess_list = NULL; 419fcf3ce44SJohn Forte rw_init(&ihp->hba_sess_list_rwlock, NULL, 420fcf3ce44SJohn Forte RW_DRIVER, NULL); 421fcf3ce44SJohn Forte 422fcf3ce44SJohn Forte /* allocate scsi_hba_tran */ 423fcf3ce44SJohn Forte if ((tran = scsi_hba_tran_alloc(dip, SCSI_HBA_CANSLEEP)) 424fcf3ce44SJohn Forte == NULL) { 425fcf3ce44SJohn Forte ddi_remove_minor_node(dip, NULL); 426fcf3ce44SJohn Forte goto iscsi_attach_failed2; 427fcf3ce44SJohn Forte } 428fcf3ce44SJohn Forte 429fcf3ce44SJohn Forte /* soft state setup */ 430fcf3ce44SJohn Forte ihp->hba_sig = ISCSI_SIG_HBA; 431fcf3ce44SJohn Forte ihp->hba_tran = tran; 432fcf3ce44SJohn Forte ihp->hba_dip = dip; 433169c6dc4SJack Meng if (iscsiboot_prop == NULL) { 434169c6dc4SJack Meng ihp->hba_service_status = 435169c6dc4SJack Meng ISCSI_SERVICE_DISABLED; 436169c6dc4SJack Meng } else { 437169c6dc4SJack Meng ihp->hba_service_status = 438169c6dc4SJack Meng ISCSI_SERVICE_ENABLED; 439169c6dc4SJack Meng } 4404246c8e9SJack Meng ihp->hba_service_client_count = 0; 441fcf3ce44SJohn Forte 442fcf3ce44SJohn Forte mutex_enter(&iscsi_oid_mutex); 443fcf3ce44SJohn Forte ihp->hba_oid = iscsi_oid++; 444fcf3ce44SJohn Forte mutex_exit(&iscsi_oid_mutex); 445fcf3ce44SJohn Forte 446fcf3ce44SJohn Forte ihp->hba_name[0] = '\0'; 447fcf3ce44SJohn Forte ihp->hba_name_length = 0; 448fcf3ce44SJohn Forte ihp->hba_alias_length = 0; 449fcf3ce44SJohn Forte ihp->hba_alias[0] = '\0'; 450fcf3ce44SJohn Forte 451fcf3ce44SJohn Forte iscsi_net->tweaks.rcvbuf = ddi_prop_get_int( 452fcf3ce44SJohn Forte DDI_DEV_T_ANY, ihp->hba_dip, 0, "so-rcvbuf", 453fcf3ce44SJohn Forte ISCSI_SOCKET_RCVBUF_SIZE); 454fcf3ce44SJohn Forte 455fcf3ce44SJohn Forte iscsi_net->tweaks.sndbuf = ddi_prop_get_int( 456fcf3ce44SJohn Forte DDI_DEV_T_ANY, ihp->hba_dip, 0, "so-sndbuf", 457fcf3ce44SJohn Forte ISCSI_SOCKET_SNDBUF_SIZE); 458fcf3ce44SJohn Forte 459fcf3ce44SJohn Forte iscsi_net->tweaks.nodelay = ddi_prop_get_int( 460fcf3ce44SJohn Forte DDI_DEV_T_ANY, ihp->hba_dip, 0, "tcp-nodelay", 461fcf3ce44SJohn Forte ISCSI_TCP_NODELAY_DEFAULT); 462fcf3ce44SJohn Forte 463fcf3ce44SJohn Forte iscsi_net->tweaks.conn_notify_threshold = 464fcf3ce44SJohn Forte ddi_prop_get_int(DDI_DEV_T_ANY, 465fcf3ce44SJohn Forte ihp->hba_dip, 0, "tcp-conn-notify-threshold", 466fcf3ce44SJohn Forte ISCSI_TCP_CNOTIFY_THRESHOLD_DEFAULT); 467fcf3ce44SJohn Forte 468fcf3ce44SJohn Forte iscsi_net->tweaks.conn_abort_threshold = 469fcf3ce44SJohn Forte ddi_prop_get_int(DDI_DEV_T_ANY, ihp->hba_dip, 470fcf3ce44SJohn Forte 0, "tcp-conn-abort-threshold", 471fcf3ce44SJohn Forte ISCSI_TCP_CABORT_THRESHOLD_DEFAULT); 472fcf3ce44SJohn Forte 473fcf3ce44SJohn Forte iscsi_net->tweaks.abort_threshold = ddi_prop_get_int( 474fcf3ce44SJohn Forte DDI_DEV_T_ANY, ihp->hba_dip, 0, 475fcf3ce44SJohn Forte "tcp-abort-threshold", 476fcf3ce44SJohn Forte ISCSI_TCP_ABORT_THRESHOLD_DEFAULT); 477fcf3ce44SJohn Forte 478fcf3ce44SJohn Forte ihp->hba_config_storm_delay = ddi_prop_get_int( 479fcf3ce44SJohn Forte DDI_DEV_T_ANY, ihp->hba_dip, 0, 480fcf3ce44SJohn Forte "config-storm-delay", 481fcf3ce44SJohn Forte ISCSI_CONFIG_STORM_DELAY_DEFAULT); 482fcf3ce44SJohn Forte 483fcf3ce44SJohn Forte (void) ddi_prop_update_int(DDI_DEV_T_NONE, ihp->hba_dip, 484fcf3ce44SJohn Forte "so-rcvbuf", iscsi_net->tweaks.rcvbuf); 485fcf3ce44SJohn Forte 486fcf3ce44SJohn Forte (void) ddi_prop_update_int(DDI_DEV_T_NONE, ihp->hba_dip, 487fcf3ce44SJohn Forte "so-sndbuf", iscsi_net->tweaks.sndbuf); 488fcf3ce44SJohn Forte 489fcf3ce44SJohn Forte (void) ddi_prop_update_int(DDI_DEV_T_NONE, ihp->hba_dip, 490fcf3ce44SJohn Forte "tcp-nodelay", iscsi_net->tweaks.nodelay); 491fcf3ce44SJohn Forte 492fcf3ce44SJohn Forte (void) ddi_prop_update_int(DDI_DEV_T_NONE, ihp->hba_dip, 493fcf3ce44SJohn Forte "tcp-conn-notify-threshold", 494fcf3ce44SJohn Forte iscsi_net->tweaks.conn_notify_threshold); 495fcf3ce44SJohn Forte 496fcf3ce44SJohn Forte (void) ddi_prop_update_int(DDI_DEV_T_NONE, ihp->hba_dip, 497fcf3ce44SJohn Forte "tcp-conn-abort-threshold", 498fcf3ce44SJohn Forte iscsi_net->tweaks.conn_abort_threshold); 499fcf3ce44SJohn Forte 500fcf3ce44SJohn Forte (void) ddi_prop_update_int(DDI_DEV_T_NONE, ihp->hba_dip, 501fcf3ce44SJohn Forte "tcp-abort-threshold", 502fcf3ce44SJohn Forte iscsi_net->tweaks.abort_threshold); 503fcf3ce44SJohn Forte 504fcf3ce44SJohn Forte (void) ddi_prop_update_int(DDI_DEV_T_NONE, ihp->hba_dip, 505fcf3ce44SJohn Forte "config-storm-delay", 506fcf3ce44SJohn Forte ihp->hba_config_storm_delay); 507fcf3ce44SJohn Forte 508fcf3ce44SJohn Forte /* setup hba defaults */ 509fcf3ce44SJohn Forte iscsi_set_default_login_params(&ihp->hba_params); 510*aff4bce5Syi zhang - Sun Microsystems - Beijing China iscsi_set_default_tunable_params( 511*aff4bce5Syi zhang - Sun Microsystems - Beijing China &ihp->hba_tunable_params); 512fcf3ce44SJohn Forte 513329c9e3dSJack Meng /* setup minimal initiator params */ 514329c9e3dSJack Meng iscsid_set_default_initiator_node_settings(ihp, B_TRUE); 515329c9e3dSJack Meng 516fcf3ce44SJohn Forte /* hba set up */ 517fcf3ce44SJohn Forte tran->tran_hba_private = ihp; 518fcf3ce44SJohn Forte tran->tran_tgt_private = NULL; 519fcf3ce44SJohn Forte tran->tran_tgt_init = iscsi_tran_lun_init; 520fcf3ce44SJohn Forte tran->tran_tgt_probe = iscsi_tran_lun_probe; 521fcf3ce44SJohn Forte tran->tran_tgt_free = iscsi_tran_lun_free; 522fcf3ce44SJohn Forte tran->tran_start = iscsi_tran_start; 523fcf3ce44SJohn Forte tran->tran_abort = iscsi_tran_abort; 524fcf3ce44SJohn Forte tran->tran_reset = iscsi_tran_reset; 525fcf3ce44SJohn Forte tran->tran_getcap = iscsi_tran_getcap; 526fcf3ce44SJohn Forte tran->tran_setcap = iscsi_tran_setcap; 527fcf3ce44SJohn Forte tran->tran_init_pkt = iscsi_tran_init_pkt; 528fcf3ce44SJohn Forte tran->tran_destroy_pkt = iscsi_tran_destroy_pkt; 529fcf3ce44SJohn Forte tran->tran_dmafree = iscsi_tran_dmafree; 530fcf3ce44SJohn Forte tran->tran_sync_pkt = iscsi_tran_sync_pkt; 531fcf3ce44SJohn Forte tran->tran_reset_notify = iscsi_tran_reset_notify; 532fcf3ce44SJohn Forte tran->tran_bus_config = iscsi_tran_bus_config; 533fcf3ce44SJohn Forte tran->tran_bus_unconfig = iscsi_tran_bus_unconfig; 534fcf3ce44SJohn Forte 535fcf3ce44SJohn Forte tran->tran_get_name = iscsi_tran_get_name; 536fcf3ce44SJohn Forte tran->tran_get_bus_addr = iscsi_tran_get_bus_addr; 537fcf3ce44SJohn Forte tran->tran_interconnect_type = INTERCONNECT_ISCSI; 538fcf3ce44SJohn Forte 539fcf3ce44SJohn Forte /* register scsi hba with scsa */ 540fcf3ce44SJohn Forte if (scsi_hba_attach_setup(dip, &iscsi_dma_attr, 541fcf3ce44SJohn Forte tran, SCSI_HBA_TRAN_CLONE) != DDI_SUCCESS) { 542fcf3ce44SJohn Forte goto iscsi_attach_failed1; 543fcf3ce44SJohn Forte } 544fcf3ce44SJohn Forte 545fcf3ce44SJohn Forte /* register scsi hba with mdi (MPxIO/vhci) */ 546fcf3ce44SJohn Forte if (mdi_phci_register(MDI_HCI_CLASS_SCSI, dip, 0) != 547fcf3ce44SJohn Forte MDI_SUCCESS) { 548fcf3ce44SJohn Forte ihp->hba_mpxio_enabled = B_FALSE; 549fcf3ce44SJohn Forte } else { 550fcf3ce44SJohn Forte ihp->hba_mpxio_enabled = B_TRUE; 551fcf3ce44SJohn Forte } 552fcf3ce44SJohn Forte 553fcf3ce44SJohn Forte (void) iscsi_hba_kstat_init(ihp); 554fcf3ce44SJohn Forte 555fcf3ce44SJohn Forte /* Initialize targetparam list */ 556fcf3ce44SJohn Forte iscsi_targetparam_init(); 557fcf3ce44SJohn Forte 558fcf3ce44SJohn Forte /* Initialize ISID */ 559fcf3ce44SJohn Forte ihp->hba_isid[0] = ISCSI_SUN_ISID_0; 560fcf3ce44SJohn Forte ihp->hba_isid[1] = ISCSI_SUN_ISID_1; 561fcf3ce44SJohn Forte ihp->hba_isid[2] = ISCSI_SUN_ISID_2; 562fcf3ce44SJohn Forte ihp->hba_isid[3] = ISCSI_SUN_ISID_3; 563fcf3ce44SJohn Forte ihp->hba_isid[4] = ISCSI_SUN_ISID_4; 564fcf3ce44SJohn Forte ihp->hba_isid[5] = ISCSI_SUN_ISID_5; 565fcf3ce44SJohn Forte 566fcf3ce44SJohn Forte /* Setup iSNS transport services and client */ 567fcf3ce44SJohn Forte isns_client_init(); 568fcf3ce44SJohn Forte 569fcf3ce44SJohn Forte /* 5704246c8e9SJack Meng * initialize persistent store, 5714246c8e9SJack Meng * or boot target info in case of iscsi boot 572fcf3ce44SJohn Forte */ 5734246c8e9SJack Meng ihp->hba_persistent_loaded = B_FALSE; 5744246c8e9SJack Meng if (iscsid_init(ihp) == B_FALSE) { 575fcf3ce44SJohn Forte goto iscsi_attach_failed0; 576fcf3ce44SJohn Forte } 577fcf3ce44SJohn Forte 578fcf3ce44SJohn Forte /* Setup init_port_name for MPAPI */ 579fcf3ce44SJohn Forte (void) snprintf(init_port_name, MAX_NAME_PROP_SIZE, 580fcf3ce44SJohn Forte "%s,%02x%02x%02x%02x%02x%02x", 581fcf3ce44SJohn Forte (char *)ihp->hba_name, ihp->hba_isid[0], 582fcf3ce44SJohn Forte ihp->hba_isid[1], ihp->hba_isid[2], 583fcf3ce44SJohn Forte ihp->hba_isid[3], ihp->hba_isid[4], 584fcf3ce44SJohn Forte ihp->hba_isid[5]); 585fcf3ce44SJohn Forte 586fcf3ce44SJohn Forte if (ddi_prop_update_string(DDI_DEV_T_NONE, dip, 587fcf3ce44SJohn Forte "initiator-port", init_port_name) != 588fcf3ce44SJohn Forte DDI_PROP_SUCCESS) { 589fcf3ce44SJohn Forte cmn_err(CE_WARN, "iscsi_attach: Creating " 590fcf3ce44SJohn Forte "initiator-port property on iSCSI " 591fcf3ce44SJohn Forte "HBA(%s) with dip(%d) Failed", 592fcf3ce44SJohn Forte (char *)ihp->hba_name, 593fcf3ce44SJohn Forte ddi_get_instance(dip)); 594fcf3ce44SJohn Forte } 595fcf3ce44SJohn Forte 596fcf3ce44SJohn Forte ddi_report_dev(dip); 597fcf3ce44SJohn Forte } else { 598fcf3ce44SJohn Forte rval = DDI_FAILURE; 599fcf3ce44SJohn Forte } 600fcf3ce44SJohn Forte break; 601fcf3ce44SJohn Forte 602fcf3ce44SJohn Forte iscsi_attach_failed0: 603fcf3ce44SJohn Forte isns_client_cleanup(); 604fcf3ce44SJohn Forte if (ihp->stats.ks) { 605fcf3ce44SJohn Forte (void) iscsi_hba_kstat_term(ihp); 606fcf3ce44SJohn Forte } 607fcf3ce44SJohn Forte if (ihp->hba_mpxio_enabled == B_TRUE) { 608fcf3ce44SJohn Forte (void) mdi_phci_unregister(dip, 0); 609fcf3ce44SJohn Forte } 610fcf3ce44SJohn Forte (void) scsi_hba_detach(ihp->hba_dip); 611fcf3ce44SJohn Forte iscsi_attach_failed1: 612fcf3ce44SJohn Forte ddi_remove_minor_node(dip, NULL); 613fcf3ce44SJohn Forte ddi_prop_remove_all(ihp->hba_dip); 614fcf3ce44SJohn Forte scsi_hba_tran_free(tran); 615fcf3ce44SJohn Forte iscsi_attach_failed2: 6164246c8e9SJack Meng cv_destroy(&ihp->hba_service_cv); 6174246c8e9SJack Meng mutex_destroy(&ihp->hba_service_lock); 618fcf3ce44SJohn Forte mutex_destroy(&ihp->hba_discovery_events_mutex); 619fcf3ce44SJohn Forte sema_destroy(&ihp->hba_sendtgts_semaphore); 620fcf3ce44SJohn Forte rw_destroy(&ihp->hba_sess_list_rwlock); 621fcf3ce44SJohn Forte ddi_soft_state_free(iscsi_state, instance); 622fcf3ce44SJohn Forte rval = DDI_FAILURE; 623fcf3ce44SJohn Forte break; 624fcf3ce44SJohn Forte 625fcf3ce44SJohn Forte case DDI_RESUME: 626fcf3ce44SJohn Forte break; 627fcf3ce44SJohn Forte 628fcf3ce44SJohn Forte default: 629fcf3ce44SJohn Forte rval = DDI_FAILURE; 630fcf3ce44SJohn Forte } 631fcf3ce44SJohn Forte 632fcf3ce44SJohn Forte if (rval != DDI_SUCCESS) { 633fcf3ce44SJohn Forte cmn_err(CE_WARN, "iscsi driver unable to attach " 634fcf3ce44SJohn Forte "hba instance %d", instance); 635fcf3ce44SJohn Forte } 636fcf3ce44SJohn Forte 637fcf3ce44SJohn Forte return (rval); 638fcf3ce44SJohn Forte } 639fcf3ce44SJohn Forte 640fcf3ce44SJohn Forte /* 641fcf3ce44SJohn Forte * iscsi_detach - called on unload of hba instance 642fcf3ce44SJohn Forte */ 643fcf3ce44SJohn Forte static int 644fcf3ce44SJohn Forte iscsi_detach(dev_info_t *dip, ddi_detach_cmd_t cmd) 645fcf3ce44SJohn Forte { 646fcf3ce44SJohn Forte int rval = DDI_SUCCESS; 647fcf3ce44SJohn Forte scsi_hba_tran_t *tran = NULL; 648fcf3ce44SJohn Forte iscsi_hba_t *ihp = NULL; 649fcf3ce44SJohn Forte iscsi_hba_t *ihp_check = NULL; 650fcf3ce44SJohn Forte int instance; 651fcf3ce44SJohn Forte char *init_node_name; 652fcf3ce44SJohn Forte 653fcf3ce44SJohn Forte instance = ddi_get_instance(dip); 654fcf3ce44SJohn Forte 655fcf3ce44SJohn Forte switch (cmd) { 656fcf3ce44SJohn Forte case DDI_DETACH: 657fcf3ce44SJohn Forte if (!(tran = (scsi_hba_tran_t *)ddi_get_driver_private(dip))) { 658fcf3ce44SJohn Forte rval = DDI_SUCCESS; 659fcf3ce44SJohn Forte break; 660fcf3ce44SJohn Forte } 661fcf3ce44SJohn Forte 662fcf3ce44SJohn Forte if ((ihp = (iscsi_hba_t *)tran->tran_hba_private) == NULL) { 663fcf3ce44SJohn Forte rval = DDI_FAILURE; 664fcf3ce44SJohn Forte break; 665fcf3ce44SJohn Forte } 666fcf3ce44SJohn Forte 667fcf3ce44SJohn Forte /* 668fcf3ce44SJohn Forte * Validate that what is stored by the DDI framework is still 669fcf3ce44SJohn Forte * the same state structure referenced by the SCSI framework 670fcf3ce44SJohn Forte */ 671fcf3ce44SJohn Forte ihp_check = ddi_get_soft_state(iscsi_state, instance); 672fcf3ce44SJohn Forte if (ihp_check != ihp) { 673fcf3ce44SJohn Forte rval = DDI_FAILURE; 674fcf3ce44SJohn Forte break; 675fcf3ce44SJohn Forte } 676fcf3ce44SJohn Forte 677fcf3ce44SJohn Forte /* If a session exists we can't safely detach */ 678fcf3ce44SJohn Forte rw_enter(&ihp->hba_sess_list_rwlock, RW_READER); 679fcf3ce44SJohn Forte if (ihp->hba_sess_list != NULL) { 680fcf3ce44SJohn Forte rw_exit(&ihp->hba_sess_list_rwlock); 681fcf3ce44SJohn Forte rval = DDI_FAILURE; 682fcf3ce44SJohn Forte break; 683fcf3ce44SJohn Forte } 684fcf3ce44SJohn Forte rw_exit(&ihp->hba_sess_list_rwlock); 685fcf3ce44SJohn Forte 686fcf3ce44SJohn Forte /* Disable all discovery services */ 687fcf3ce44SJohn Forte if (iscsid_disable_discovery(ihp, 688fcf3ce44SJohn Forte ISCSI_ALL_DISCOVERY_METHODS) == B_FALSE) { 689fcf3ce44SJohn Forte /* Disable failed. Fail detach */ 690fcf3ce44SJohn Forte rval = DDI_FAILURE; 691fcf3ce44SJohn Forte break; 692fcf3ce44SJohn Forte } 693fcf3ce44SJohn Forte 694fcf3ce44SJohn Forte /* Deregister from iSNS server(s). */ 695fcf3ce44SJohn Forte init_node_name = kmem_zalloc(ISCSI_MAX_NAME_LEN, KM_SLEEP); 696fcf3ce44SJohn Forte if (persistent_initiator_name_get(init_node_name, 697fcf3ce44SJohn Forte ISCSI_MAX_NAME_LEN) == B_TRUE) { 698fcf3ce44SJohn Forte if (strlen(init_node_name) > 0) { 699fcf3ce44SJohn Forte (void) isns_dereg(ihp->hba_isid, 700fcf3ce44SJohn Forte (uint8_t *)init_node_name); 701fcf3ce44SJohn Forte } 702fcf3ce44SJohn Forte } 703fcf3ce44SJohn Forte kmem_free(init_node_name, ISCSI_MAX_NAME_LEN); 704fcf3ce44SJohn Forte init_node_name = NULL; 705fcf3ce44SJohn Forte 706fcf3ce44SJohn Forte /* Cleanup iSNS Client */ 707fcf3ce44SJohn Forte isns_client_cleanup(); 708fcf3ce44SJohn Forte 709fcf3ce44SJohn Forte iscsi_targetparam_cleanup(); 710fcf3ce44SJohn Forte 711fcf3ce44SJohn Forte /* Cleanup iscsid resources */ 712fcf3ce44SJohn Forte iscsid_fini(); 713fcf3ce44SJohn Forte 714fcf3ce44SJohn Forte if (rval != DDI_SUCCESS) { 715fcf3ce44SJohn Forte break; 716fcf3ce44SJohn Forte } 717fcf3ce44SJohn Forte /* kstat hba. destroy */ 718fcf3ce44SJohn Forte KSTAT_DEC_HBA_CNTR_SESS(ihp); 719fcf3ce44SJohn Forte 720fcf3ce44SJohn Forte if (ihp->hba_mpxio_enabled == B_TRUE) { 721fcf3ce44SJohn Forte (void) mdi_phci_unregister(dip, 0); 722fcf3ce44SJohn Forte } 723fcf3ce44SJohn Forte ddi_remove_minor_node(dip, NULL); 724fcf3ce44SJohn Forte 725fcf3ce44SJohn Forte ddi_prop_remove_all(ihp->hba_dip); 72630e7468fSPeter Dunlap 72730e7468fSPeter Dunlap ldi_ident_release(ihp->hba_li); 72830e7468fSPeter Dunlap 7294246c8e9SJack Meng cv_destroy(&ihp->hba_service_cv); 7304246c8e9SJack Meng mutex_destroy(&ihp->hba_service_lock); 731fcf3ce44SJohn Forte mutex_destroy(&ihp->hba_discovery_events_mutex); 732fcf3ce44SJohn Forte rw_destroy(&ihp->hba_sess_list_rwlock); 733fcf3ce44SJohn Forte (void) iscsi_hba_kstat_term(ihp); 734fcf3ce44SJohn Forte 735fcf3ce44SJohn Forte (void) scsi_hba_detach(dip); 736fcf3ce44SJohn Forte if (tran != NULL) { 737fcf3ce44SJohn Forte scsi_hba_tran_free(tran); 738fcf3ce44SJohn Forte } 739fcf3ce44SJohn Forte ddi_soft_state_free(iscsi_state, instance); 740fcf3ce44SJohn Forte break; 741fcf3ce44SJohn Forte default: 742fcf3ce44SJohn Forte break; 743fcf3ce44SJohn Forte } 744fcf3ce44SJohn Forte 745fcf3ce44SJohn Forte if (rval != DDI_SUCCESS) { 746fcf3ce44SJohn Forte cmn_err(CE_WARN, "iscsi driver unable to " 747fcf3ce44SJohn Forte "detach hba instance %d", instance); 748fcf3ce44SJohn Forte } 749fcf3ce44SJohn Forte 750fcf3ce44SJohn Forte return (rval); 751fcf3ce44SJohn Forte } 752fcf3ce44SJohn Forte 753fcf3ce44SJohn Forte /* 754fcf3ce44SJohn Forte * +--------------------------------------------------------------------+ 755fcf3ce44SJohn Forte * | End of dev_ops routines | 756fcf3ce44SJohn Forte * +--------------------------------------------------------------------+ 757fcf3ce44SJohn Forte */ 758fcf3ce44SJohn Forte 759fcf3ce44SJohn Forte /* 760fcf3ce44SJohn Forte * +--------------------------------------------------------------------+ 761fcf3ce44SJohn Forte * | scsi_tran(9E) routines | 762fcf3ce44SJohn Forte * +--------------------------------------------------------------------+ 763fcf3ce44SJohn Forte */ 764fcf3ce44SJohn Forte 765fcf3ce44SJohn Forte /* 766fcf3ce44SJohn Forte * iscsi_tran_lun_init - Find target device based on SCSI device 767fcf3ce44SJohn Forte * Based on the information given (SCSI device, target dev_info) find 768fcf3ce44SJohn Forte * the target iSCSI device and put a pointer to that information in 769fcf3ce44SJohn Forte * the scsi_hba_tran_t structure. 770fcf3ce44SJohn Forte */ 771fcf3ce44SJohn Forte static int 772fcf3ce44SJohn Forte iscsi_tran_lun_init(dev_info_t *hba_dip, dev_info_t *lun_dip, 773fcf3ce44SJohn Forte scsi_hba_tran_t *hba_tran, struct scsi_device *sd) 774fcf3ce44SJohn Forte { 775fcf3ce44SJohn Forte int rval = 0; 776fcf3ce44SJohn Forte int type = 0; 777fcf3ce44SJohn Forte 778fcf3ce44SJohn Forte ASSERT(hba_tran->tran_hba_private != NULL); 779fcf3ce44SJohn Forte 780fcf3ce44SJohn Forte /* 781fcf3ce44SJohn Forte * Child node is getting initialized. Look at the mpxio component 782fcf3ce44SJohn Forte * type on the child device to see if this device is mpxio managed 783fcf3ce44SJohn Forte * or not. 784fcf3ce44SJohn Forte */ 785fcf3ce44SJohn Forte type = mdi_get_component_type(lun_dip); 786fcf3ce44SJohn Forte if (type != MDI_COMPONENT_CLIENT) { 787fcf3ce44SJohn Forte rval = iscsi_phys_lun_init(hba_dip, lun_dip, hba_tran, sd); 788fcf3ce44SJohn Forte } else { 789fcf3ce44SJohn Forte rval = iscsi_virt_lun_init(hba_dip, lun_dip, hba_tran, sd); 790fcf3ce44SJohn Forte } 791fcf3ce44SJohn Forte 792fcf3ce44SJohn Forte return (rval); 793fcf3ce44SJohn Forte } 794fcf3ce44SJohn Forte 795fcf3ce44SJohn Forte /* 796fcf3ce44SJohn Forte * iscsi_tran_lun_probe - This function didn't need to be implemented. 797fcf3ce44SJohn Forte * We could have left NULL in the tran table. Since this isn't a 798fcf3ce44SJohn Forte * performance path this seems safe. We are just wrappering the 799fcf3ce44SJohn Forte * function so we can see the call go through if we have debugging 800fcf3ce44SJohn Forte * enabled. 801fcf3ce44SJohn Forte */ 802fcf3ce44SJohn Forte static int 803fcf3ce44SJohn Forte iscsi_tran_lun_probe(struct scsi_device *sd, int (*callback) ()) 804fcf3ce44SJohn Forte { 805fcf3ce44SJohn Forte int rval = 0; 806fcf3ce44SJohn Forte 807fcf3ce44SJohn Forte rval = scsi_hba_probe(sd, callback); 808fcf3ce44SJohn Forte 809fcf3ce44SJohn Forte return (rval); 810fcf3ce44SJohn Forte } 811fcf3ce44SJohn Forte 812fcf3ce44SJohn Forte /* 813fcf3ce44SJohn Forte * iscsi_init_pkt - Allocate SCSI packet and fill in required info. 814fcf3ce44SJohn Forte */ 815fcf3ce44SJohn Forte /* ARGSUSED */ 816fcf3ce44SJohn Forte static struct scsi_pkt * 817fcf3ce44SJohn Forte iscsi_tran_init_pkt(struct scsi_address *ap, struct scsi_pkt *pkt, 818fcf3ce44SJohn Forte struct buf *bp, int cmdlen, int statuslen, int tgtlen, int flags, 819fcf3ce44SJohn Forte int (*callback) (), caddr_t arg) 820fcf3ce44SJohn Forte { 821fcf3ce44SJohn Forte iscsi_lun_t *ilp; 822fcf3ce44SJohn Forte iscsi_cmd_t *icmdp; 823fcf3ce44SJohn Forte 824fcf3ce44SJohn Forte ASSERT(ap != NULL); 825fcf3ce44SJohn Forte ASSERT(callback == NULL_FUNC || callback == SLEEP_FUNC); 826fcf3ce44SJohn Forte 827fcf3ce44SJohn Forte /* 828fcf3ce44SJohn Forte * The software stack doesn't have DMA which means the iSCSI 829fcf3ce44SJohn Forte * protocol layer will be doing a bcopy from bp to outgoing 830fcf3ce44SJohn Forte * streams buffers. Make sure that the buffer is mapped in 831fcf3ce44SJohn Forte * so that the copy won't panic the system. 832fcf3ce44SJohn Forte */ 8335e5f9182SJack Meng if (bp && (bp->b_bcount != 0) && 8345e5f9182SJack Meng bp_mapin_common(bp, (callback == NULL_FUNC) ? 835fcf3ce44SJohn Forte VM_NOSLEEP : VM_SLEEP) == NULL) { 836fcf3ce44SJohn Forte return (NULL); 837fcf3ce44SJohn Forte } 838fcf3ce44SJohn Forte 839fcf3ce44SJohn Forte ilp = (iscsi_lun_t *)ap->a_hba_tran->tran_tgt_private; 840fcf3ce44SJohn Forte ASSERT(ilp != NULL); 841fcf3ce44SJohn Forte 842fcf3ce44SJohn Forte if (pkt == NULL) { 843fcf3ce44SJohn Forte pkt = scsi_hba_pkt_alloc(ilp->lun_sess->sess_hba->hba_dip, 844fcf3ce44SJohn Forte ap, cmdlen, statuslen, tgtlen, sizeof (iscsi_cmd_t), 845fcf3ce44SJohn Forte callback, arg); 846fcf3ce44SJohn Forte if (pkt == NULL) { 847fcf3ce44SJohn Forte return (NULL); 848fcf3ce44SJohn Forte } 849fcf3ce44SJohn Forte icmdp = (iscsi_cmd_t *)pkt->pkt_ha_private; 850fcf3ce44SJohn Forte icmdp->cmd_sig = ISCSI_SIG_CMD; 851fcf3ce44SJohn Forte icmdp->cmd_state = ISCSI_CMD_STATE_FREE; 852fcf3ce44SJohn Forte icmdp->cmd_lun = ilp; 853fcf3ce44SJohn Forte icmdp->cmd_type = ISCSI_CMD_TYPE_SCSI; 854fcf3ce44SJohn Forte /* add the report lun addressing type on to the lun */ 855fcf3ce44SJohn Forte icmdp->cmd_un.scsi.lun = ilp->lun_addr_type << 14; 856fcf3ce44SJohn Forte icmdp->cmd_un.scsi.lun = icmdp->cmd_un.scsi.lun | 857fcf3ce44SJohn Forte ilp->lun_num; 858fcf3ce44SJohn Forte icmdp->cmd_un.scsi.pkt = pkt; 859fcf3ce44SJohn Forte icmdp->cmd_un.scsi.bp = bp; 860fcf3ce44SJohn Forte icmdp->cmd_un.scsi.cmdlen = cmdlen; 861fcf3ce44SJohn Forte icmdp->cmd_un.scsi.statuslen = statuslen; 862fcf3ce44SJohn Forte icmdp->cmd_crc_error_seen = B_FALSE; 863d233de7eSJack Meng icmdp->cmd_misc_flags = 0; 864b4243054SSheng-Liang Eric Zhang if (flags & PKT_XARQ) { 865b4243054SSheng-Liang Eric Zhang icmdp->cmd_misc_flags |= ISCSI_CMD_MISCFLAG_XARQ; 866b4243054SSheng-Liang Eric Zhang } 867b4243054SSheng-Liang Eric Zhang 86830e7468fSPeter Dunlap 86930e7468fSPeter Dunlap idm_sm_audit_init(&icmdp->cmd_state_audit); 87030e7468fSPeter Dunlap 871fcf3ce44SJohn Forte mutex_init(&icmdp->cmd_mutex, NULL, MUTEX_DRIVER, NULL); 872fcf3ce44SJohn Forte cv_init(&icmdp->cmd_completion, NULL, CV_DRIVER, NULL); 873fcf3ce44SJohn Forte 874fcf3ce44SJohn Forte pkt->pkt_address = *ap; 875fcf3ce44SJohn Forte pkt->pkt_comp = (void (*)())NULL; 876fcf3ce44SJohn Forte pkt->pkt_flags = 0; 877fcf3ce44SJohn Forte pkt->pkt_time = 0; 878fcf3ce44SJohn Forte pkt->pkt_resid = 0; 879fcf3ce44SJohn Forte pkt->pkt_statistics = 0; 880fcf3ce44SJohn Forte pkt->pkt_reason = 0; 881fcf3ce44SJohn Forte } 882fcf3ce44SJohn Forte return (pkt); 883fcf3ce44SJohn Forte } 884fcf3ce44SJohn Forte 885fcf3ce44SJohn Forte /* 886fcf3ce44SJohn Forte * iscsi_tran_lun_free - Free a SCSI LUN 887fcf3ce44SJohn Forte */ 888fcf3ce44SJohn Forte static void 889fcf3ce44SJohn Forte iscsi_tran_lun_free(dev_info_t *hba_dip, dev_info_t *lun_dip, 890fcf3ce44SJohn Forte scsi_hba_tran_t *hba_tran, struct scsi_device *sd) 891fcf3ce44SJohn Forte { 892fcf3ce44SJohn Forte iscsi_lun_t *ilp = NULL; 893fcf3ce44SJohn Forte 894fcf3ce44SJohn Forte ASSERT(hba_dip != NULL); 895fcf3ce44SJohn Forte ASSERT(lun_dip != NULL); 896fcf3ce44SJohn Forte ASSERT(hba_tran != NULL); 897fcf3ce44SJohn Forte ASSERT(sd != NULL); 898fcf3ce44SJohn Forte ilp = (iscsi_lun_t *)hba_tran->tran_tgt_private; 899fcf3ce44SJohn Forte ASSERT(ilp != NULL); 900fcf3ce44SJohn Forte 901fcf3ce44SJohn Forte (void) mdi_prop_remove(ilp->lun_pip, NULL); 902fcf3ce44SJohn Forte } 903fcf3ce44SJohn Forte 904fcf3ce44SJohn Forte /* 905fcf3ce44SJohn Forte * iscsi_start -- Start a SCSI transaction based on the packet 906fcf3ce44SJohn Forte * This will attempt to add the icmdp to the pending queue 907fcf3ce44SJohn Forte * for the connection and kick the queue. If the enqueue 908fcf3ce44SJohn Forte * fails that means the queue is full. 909fcf3ce44SJohn Forte */ 910fcf3ce44SJohn Forte static int 911fcf3ce44SJohn Forte iscsi_tran_start(struct scsi_address *ap, struct scsi_pkt *pkt) 912fcf3ce44SJohn Forte { 913fcf3ce44SJohn Forte iscsi_lun_t *ilp = NULL; 914fcf3ce44SJohn Forte iscsi_sess_t *isp = NULL; 915fcf3ce44SJohn Forte iscsi_cmd_t *icmdp = NULL; 916fcf3ce44SJohn Forte uint_t flags; 917fcf3ce44SJohn Forte 918fcf3ce44SJohn Forte ASSERT(ap != NULL); 919fcf3ce44SJohn Forte ASSERT(pkt != NULL); 920fcf3ce44SJohn Forte ilp = (iscsi_lun_t *)ap->a_hba_tran->tran_tgt_private; 921fcf3ce44SJohn Forte isp = (iscsi_sess_t *)ilp->lun_sess; 922fcf3ce44SJohn Forte icmdp = (iscsi_cmd_t *)pkt->pkt_ha_private; 923fcf3ce44SJohn Forte flags = pkt->pkt_flags; 924fcf3ce44SJohn Forte ASSERT(ilp != NULL); 925fcf3ce44SJohn Forte ASSERT(isp != NULL); 926fcf3ce44SJohn Forte ASSERT(icmdp != NULL); 927fcf3ce44SJohn Forte 928fcf3ce44SJohn Forte /* 929fcf3ce44SJohn Forte * If the session is in the FREE state then 930fcf3ce44SJohn Forte * all connections are down and retries have 931fcf3ce44SJohn Forte * been exhausted. Fail command with fatal error. 932fcf3ce44SJohn Forte */ 933fcf3ce44SJohn Forte mutex_enter(&isp->sess_state_mutex); 934fcf3ce44SJohn Forte if (isp->sess_state == ISCSI_SESS_STATE_FREE) { 935fcf3ce44SJohn Forte mutex_exit(&isp->sess_state_mutex); 936fcf3ce44SJohn Forte return (TRAN_FATAL_ERROR); 937fcf3ce44SJohn Forte } 938fcf3ce44SJohn Forte 939fcf3ce44SJohn Forte /* 940fcf3ce44SJohn Forte * If the session is not in LOGGED_IN then we have 941fcf3ce44SJohn Forte * no connections LOGGED_IN, but we haven't exhuasted 942fcf3ce44SJohn Forte * our retries. Fail the command with busy so the 943fcf3ce44SJohn Forte * caller might try again later. Once retries are 944fcf3ce44SJohn Forte * exhausted the state machine will move us to FREE. 945fcf3ce44SJohn Forte */ 946fcf3ce44SJohn Forte if (isp->sess_state != ISCSI_SESS_STATE_LOGGED_IN) { 947fcf3ce44SJohn Forte mutex_exit(&isp->sess_state_mutex); 948fcf3ce44SJohn Forte return (TRAN_BUSY); 949fcf3ce44SJohn Forte } 950fcf3ce44SJohn Forte 951fcf3ce44SJohn Forte /* 952fcf3ce44SJohn Forte * If we haven't received data from the target in the 953fcf3ce44SJohn Forte * max specified period something is wrong with the 954fcf3ce44SJohn Forte * transport. Fail IO with FATAL_ERROR. 955fcf3ce44SJohn Forte */ 956fcf3ce44SJohn Forte if (isp->sess_rx_lbolt + SEC_TO_TICK(iscsi_rx_max_window) < 957fcf3ce44SJohn Forte ddi_get_lbolt()) { 958fcf3ce44SJohn Forte mutex_exit(&isp->sess_state_mutex); 959fcf3ce44SJohn Forte return (TRAN_FATAL_ERROR); 960fcf3ce44SJohn Forte } 961fcf3ce44SJohn Forte 962fcf3ce44SJohn Forte /* 963fcf3ce44SJohn Forte * If we haven't received data from the target in the 964fcf3ce44SJohn Forte * specified period something is probably wrong with 965fcf3ce44SJohn Forte * the transport. Just return back BUSY until either 966fcf3ce44SJohn Forte * the problem is resolved of the transport fails. 967fcf3ce44SJohn Forte */ 968fcf3ce44SJohn Forte if (isp->sess_rx_lbolt + SEC_TO_TICK(iscsi_rx_window) < 969fcf3ce44SJohn Forte ddi_get_lbolt()) { 970fcf3ce44SJohn Forte mutex_exit(&isp->sess_state_mutex); 971fcf3ce44SJohn Forte return (TRAN_BUSY); 972fcf3ce44SJohn Forte } 973fcf3ce44SJohn Forte 974fcf3ce44SJohn Forte 975fcf3ce44SJohn Forte /* reset cmd values in case upper level driver is retrying cmd */ 976fcf3ce44SJohn Forte icmdp->cmd_prev = icmdp->cmd_next = NULL; 977fcf3ce44SJohn Forte icmdp->cmd_crc_error_seen = B_FALSE; 978fcf3ce44SJohn Forte icmdp->cmd_lbolt_pending = icmdp->cmd_lbolt_active = 979fcf3ce44SJohn Forte icmdp->cmd_lbolt_aborting = icmdp->cmd_lbolt_timeout = 980fcf3ce44SJohn Forte (clock_t)NULL; 981fcf3ce44SJohn Forte icmdp->cmd_itt = icmdp->cmd_ttt = 0; 982fcf3ce44SJohn Forte icmdp->cmd_un.scsi.abort_icmdp = NULL; 983fcf3ce44SJohn Forte 984fcf3ce44SJohn Forte mutex_enter(&isp->sess_queue_pending.mutex); 985fcf3ce44SJohn Forte iscsi_cmd_state_machine(icmdp, ISCSI_CMD_EVENT_E1, isp); 986fcf3ce44SJohn Forte mutex_exit(&isp->sess_queue_pending.mutex); 987fcf3ce44SJohn Forte mutex_exit(&isp->sess_state_mutex); 988fcf3ce44SJohn Forte 989fcf3ce44SJohn Forte /* 990fcf3ce44SJohn Forte * If this packet doesn't have FLAG_NOINTR set, it could have 991fcf3ce44SJohn Forte * already run to completion (and the memory freed) at this 992fcf3ce44SJohn Forte * point, so check our local copy of pkt_flags. Otherwise we 993fcf3ce44SJohn Forte * have to wait for completion before returning to the caller. 994fcf3ce44SJohn Forte */ 995fcf3ce44SJohn Forte if (flags & FLAG_NOINTR) { 996fcf3ce44SJohn Forte mutex_enter(&icmdp->cmd_mutex); 997fcf3ce44SJohn Forte while ((icmdp->cmd_state != ISCSI_CMD_STATE_COMPLETED) || 998fcf3ce44SJohn Forte (icmdp->cmd_un.scsi.r2t_icmdp != NULL) || 999e790cde8Sbing zhao - Sun Microsystems - Beijing China (icmdp->cmd_un.scsi.abort_icmdp != NULL) || 1000e790cde8Sbing zhao - Sun Microsystems - Beijing China (icmdp->cmd_un.scsi.r2t_more == B_TRUE)) { 1001fcf3ce44SJohn Forte cv_wait(&icmdp->cmd_completion, &icmdp->cmd_mutex); 1002fcf3ce44SJohn Forte } 1003fcf3ce44SJohn Forte icmdp->cmd_state = ISCSI_CMD_STATE_FREE; 1004fcf3ce44SJohn Forte mutex_exit(&icmdp->cmd_mutex); 1005fcf3ce44SJohn Forte } 1006fcf3ce44SJohn Forte 1007fcf3ce44SJohn Forte return (TRAN_ACCEPT); 1008fcf3ce44SJohn Forte } 1009fcf3ce44SJohn Forte 1010fcf3ce44SJohn Forte /* 1011fcf3ce44SJohn Forte * iscsi_tran_abort - Called when an upper level application 1012fcf3ce44SJohn Forte * or driver wants to kill a scsi_pkt that was already sent to 1013fcf3ce44SJohn Forte * this driver. 1014fcf3ce44SJohn Forte */ 1015fcf3ce44SJohn Forte /* ARGSUSED */ 1016fcf3ce44SJohn Forte static int 1017fcf3ce44SJohn Forte iscsi_tran_abort(struct scsi_address *ap, struct scsi_pkt *pkt) 1018fcf3ce44SJohn Forte { 1019fcf3ce44SJohn Forte return (0); 1020fcf3ce44SJohn Forte } 1021fcf3ce44SJohn Forte 1022fcf3ce44SJohn Forte /* 1023fcf3ce44SJohn Forte * iscsi_tran_reset - Reset target at either BUS, TARGET, or LUN 1024fcf3ce44SJohn Forte * level. This will require the issuing of a task management 1025fcf3ce44SJohn Forte * command down to the target/lun. 1026fcf3ce44SJohn Forte */ 1027fcf3ce44SJohn Forte static int 1028fcf3ce44SJohn Forte iscsi_tran_reset(struct scsi_address *ap, int level) 1029fcf3ce44SJohn Forte { 1030fcf3ce44SJohn Forte int rval = ISCSI_STATUS_INTERNAL_ERROR; 1031fcf3ce44SJohn Forte iscsi_sess_t *isp = NULL; 1032fcf3ce44SJohn Forte iscsi_lun_t *ilp = NULL; 1033fcf3ce44SJohn Forte 1034fcf3ce44SJohn Forte ilp = (iscsi_lun_t *)ap->a_hba_tran->tran_tgt_private; 1035fcf3ce44SJohn Forte ASSERT(ilp != NULL); 1036fcf3ce44SJohn Forte isp = ilp->lun_sess; 1037fcf3ce44SJohn Forte ASSERT(isp != NULL); 1038fcf3ce44SJohn Forte 1039fcf3ce44SJohn Forte switch (level) { 1040fcf3ce44SJohn Forte case RESET_LUN: 1041fcf3ce44SJohn Forte /* reset attempt will block until attempt is complete */ 1042fcf3ce44SJohn Forte rval = iscsi_handle_reset(isp, level, ilp); 1043fcf3ce44SJohn Forte break; 1044fcf3ce44SJohn Forte case RESET_BUS: 1045fcf3ce44SJohn Forte /* 1046fcf3ce44SJohn Forte * What are we going to realy reset the ethernet 1047fcf3ce44SJohn Forte * network!? Just fall through to a target reset. 1048fcf3ce44SJohn Forte */ 1049fcf3ce44SJohn Forte case RESET_TARGET: 1050fcf3ce44SJohn Forte /* reset attempt will block until attempt is complete */ 1051fcf3ce44SJohn Forte rval = iscsi_handle_reset(isp, level, NULL); 1052fcf3ce44SJohn Forte break; 1053fcf3ce44SJohn Forte case RESET_ALL: 1054fcf3ce44SJohn Forte default: 1055fcf3ce44SJohn Forte break; 1056fcf3ce44SJohn Forte } 1057fcf3ce44SJohn Forte 1058fcf3ce44SJohn Forte return (ISCSI_SUCCESS(rval) ? 1 : 0); 1059fcf3ce44SJohn Forte } 1060fcf3ce44SJohn Forte 1061fcf3ce44SJohn Forte /* 1062fcf3ce44SJohn Forte * iscsi_tran_getcap - Get target/lun capabilities. 1063fcf3ce44SJohn Forte */ 1064fcf3ce44SJohn Forte static int 1065fcf3ce44SJohn Forte iscsi_tran_getcap(struct scsi_address *ap, char *cap, int whom) 1066fcf3ce44SJohn Forte { 1067fcf3ce44SJohn Forte return (iscsi_i_commoncap(ap, cap, 0, whom, 0)); 1068fcf3ce44SJohn Forte } 1069fcf3ce44SJohn Forte 1070fcf3ce44SJohn Forte 1071fcf3ce44SJohn Forte /* 1072fcf3ce44SJohn Forte * iscsi_tran_setcap - Set target/lun capabilities. 1073fcf3ce44SJohn Forte */ 1074fcf3ce44SJohn Forte /* ARGSUSED */ 1075fcf3ce44SJohn Forte static int 1076fcf3ce44SJohn Forte iscsi_tran_setcap(struct scsi_address *ap, char *cap, int value, int whom) 1077fcf3ce44SJohn Forte { 10782b79d384Sbing zhao - Sun Microsystems - Beijing China return (iscsi_i_commoncap(ap, cap, value, whom, 1)); 1079fcf3ce44SJohn Forte } 1080fcf3ce44SJohn Forte 1081fcf3ce44SJohn Forte 1082fcf3ce44SJohn Forte /* 1083fcf3ce44SJohn Forte * iscsi_tran_destroy_pkt - Clean up packet 1084fcf3ce44SJohn Forte */ 1085fcf3ce44SJohn Forte static void 1086fcf3ce44SJohn Forte iscsi_tran_destroy_pkt(struct scsi_address *ap, struct scsi_pkt *pkt) 1087fcf3ce44SJohn Forte { 1088fcf3ce44SJohn Forte iscsi_cmd_t *icmdp; 1089fcf3ce44SJohn Forte 1090fcf3ce44SJohn Forte icmdp = (iscsi_cmd_t *)pkt->pkt_ha_private; 1091fcf3ce44SJohn Forte 1092fcf3ce44SJohn Forte ASSERT(icmdp != NULL); 1093fcf3ce44SJohn Forte ASSERT(icmdp->cmd_sig == ISCSI_SIG_CMD); 1094fcf3ce44SJohn Forte ASSERT(icmdp->cmd_state == ISCSI_CMD_STATE_FREE); 1095fcf3ce44SJohn Forte 1096fcf3ce44SJohn Forte mutex_destroy(&icmdp->cmd_mutex); 1097fcf3ce44SJohn Forte cv_destroy(&icmdp->cmd_completion); 1098fcf3ce44SJohn Forte scsi_hba_pkt_free(ap, pkt); 1099fcf3ce44SJohn Forte } 1100fcf3ce44SJohn Forte 1101fcf3ce44SJohn Forte /* 1102fcf3ce44SJohn Forte * iscsi_tran_dmafree - This is a software driver, NO DMA 1103fcf3ce44SJohn Forte */ 1104fcf3ce44SJohn Forte /* ARGSUSED */ 1105fcf3ce44SJohn Forte static void 1106fcf3ce44SJohn Forte iscsi_tran_dmafree(struct scsi_address *ap, struct scsi_pkt *pkt) 1107fcf3ce44SJohn Forte { 1108fcf3ce44SJohn Forte /* 1109fcf3ce44SJohn Forte * The iSCSI interface doesn't deal with DMA 1110fcf3ce44SJohn Forte */ 1111fcf3ce44SJohn Forte } 1112fcf3ce44SJohn Forte 1113fcf3ce44SJohn Forte /* 1114fcf3ce44SJohn Forte * iscsi_tran_sync_pkt - This is a software driver, NO DMA 1115fcf3ce44SJohn Forte */ 1116fcf3ce44SJohn Forte /* ARGSUSED */ 1117fcf3ce44SJohn Forte static void 1118fcf3ce44SJohn Forte iscsi_tran_sync_pkt(struct scsi_address *ap, struct scsi_pkt *pkt) 1119fcf3ce44SJohn Forte { 1120fcf3ce44SJohn Forte /* 1121fcf3ce44SJohn Forte * The iSCSI interface doesn't deal with DMA 1122fcf3ce44SJohn Forte */ 1123fcf3ce44SJohn Forte } 1124fcf3ce44SJohn Forte 1125fcf3ce44SJohn Forte /* 1126fcf3ce44SJohn Forte * iscsi_tran_reset_notify - We don't support BUS_RESET so there 1127fcf3ce44SJohn Forte * is no point in support callback. 1128fcf3ce44SJohn Forte */ 1129fcf3ce44SJohn Forte /* ARGSUSED */ 1130fcf3ce44SJohn Forte static int 1131fcf3ce44SJohn Forte iscsi_tran_reset_notify(struct scsi_address *ap, int flag, 1132fcf3ce44SJohn Forte void (*callback) (caddr_t), caddr_t arg) 1133fcf3ce44SJohn Forte { 1134fcf3ce44SJohn Forte 1135fcf3ce44SJohn Forte /* 1136fcf3ce44SJohn Forte * We never do BUS_RESETS so allowing this call 1137fcf3ce44SJohn Forte * back to register has no point? 1138fcf3ce44SJohn Forte */ 1139fcf3ce44SJohn Forte return (DDI_SUCCESS); 1140fcf3ce44SJohn Forte } 1141fcf3ce44SJohn Forte 1142fcf3ce44SJohn Forte 1143fcf3ce44SJohn Forte /* 1144fcf3ce44SJohn Forte * iscsi_tran_bus_config - on demand device configuration 1145fcf3ce44SJohn Forte * 1146fcf3ce44SJohn Forte * iscsi_tran_bus_config is called by the NDI layer at the completion 1147fcf3ce44SJohn Forte * of a dev_node creation. There are two primary cases defined in this 1148fcf3ce44SJohn Forte * function. The first is BUS_CONFIG_ALL. In this case the NDI is trying 1149fcf3ce44SJohn Forte * to identify that targets/luns are available configured at that point 1150fcf3ce44SJohn Forte * in time. It is safe to just complete the process succcessfully. The 1151fcf3ce44SJohn Forte * second case is a new case that was defined in S10 for devfs. BUS_CONFIG_ONE 1152fcf3ce44SJohn Forte * this is to help driver the top down discovery instead of bottom up. If 1153fcf3ce44SJohn Forte * we receive a BUS_CONFIG_ONE we should check to see if the <addr> exists 1154fcf3ce44SJohn Forte * if so complete successfull processing. Otherwise we should call the 1155fcf3ce44SJohn Forte * deamon and see if we can plumb the <addr>. If it is possible to plumb the 1156fcf3ce44SJohn Forte * <addr> block until plumbing is complete. In both cases of being able to 1157fcf3ce44SJohn Forte * plumb <addr> or not continue with successfull processing. 1158fcf3ce44SJohn Forte */ 1159fcf3ce44SJohn Forte static int 1160fcf3ce44SJohn Forte iscsi_tran_bus_config(dev_info_t *parent, uint_t flags, 1161fcf3ce44SJohn Forte ddi_bus_config_op_t op, void *arg, dev_info_t **childp) 1162fcf3ce44SJohn Forte { 1163fcf3ce44SJohn Forte int rval = NDI_SUCCESS; 1164fcf3ce44SJohn Forte iscsi_hba_t *ihp = NULL; 1165fcf3ce44SJohn Forte int iflags = flags; 1166fcf3ce44SJohn Forte char *name = NULL; 1167fcf3ce44SJohn Forte char *ptr = NULL; 11684246c8e9SJack Meng boolean_t config_root = B_FALSE; 1169fcf3ce44SJohn Forte 1170fcf3ce44SJohn Forte /* get reference to soft state */ 1171fcf3ce44SJohn Forte ihp = (iscsi_hba_t *)ddi_get_soft_state(iscsi_state, 1172fcf3ce44SJohn Forte ddi_get_instance(parent)); 1173fcf3ce44SJohn Forte if (ihp == NULL) { 1174fcf3ce44SJohn Forte return (NDI_FAILURE); 1175fcf3ce44SJohn Forte } 1176fcf3ce44SJohn Forte 11774246c8e9SJack Meng iscsi_check_miniroot(ihp); 11784246c8e9SJack Meng if ((modrootloaded == 0) && (iscsiboot_prop != NULL)) { 11794246c8e9SJack Meng config_root = B_TRUE; 11804246c8e9SJack Meng } 11814246c8e9SJack Meng 11824246c8e9SJack Meng if (config_root == B_FALSE) { 11834246c8e9SJack Meng if (iscsi_client_request_service(ihp) == B_FALSE) { 11844246c8e9SJack Meng return (NDI_FAILURE); 11854246c8e9SJack Meng } 11864246c8e9SJack Meng } 11874246c8e9SJack Meng 1188fcf3ce44SJohn Forte /* lock so only one config operation occrs */ 1189fcf3ce44SJohn Forte sema_p(&iscsid_config_semaphore); 1190fcf3ce44SJohn Forte 1191fcf3ce44SJohn Forte switch (op) { 1192fcf3ce44SJohn Forte case BUS_CONFIG_ONE: 1193fcf3ce44SJohn Forte /* parse target name out of name given */ 1194fcf3ce44SJohn Forte if ((ptr = strchr((char *)arg, '@')) == NULL) { 1195fcf3ce44SJohn Forte rval = NDI_FAILURE; 1196fcf3ce44SJohn Forte break; 1197fcf3ce44SJohn Forte } 1198fcf3ce44SJohn Forte ptr++; /* move past '@' */ 1199fcf3ce44SJohn Forte name = kmem_zalloc(MAX_GET_NAME_SIZE, KM_SLEEP); 1200fcf3ce44SJohn Forte (void) strncpy(name, ptr, MAX_GET_NAME_SIZE); 1201fcf3ce44SJohn Forte /* We need to strip the LUN */ 1202fcf3ce44SJohn Forte if ((ptr = strchr(name, ',')) == NULL) { 1203fcf3ce44SJohn Forte rval = NDI_FAILURE; 1204fcf3ce44SJohn Forte kmem_free(name, MAX_GET_NAME_SIZE); 1205fcf3ce44SJohn Forte name = NULL; 1206fcf3ce44SJohn Forte break; 1207fcf3ce44SJohn Forte } 1208fcf3ce44SJohn Forte /* We also need to strip the 4 bytes of hex TPGT */ 1209fcf3ce44SJohn Forte ptr -= 4; 1210fcf3ce44SJohn Forte if (ptr <= name) { 1211fcf3ce44SJohn Forte rval = NDI_FAILURE; 1212fcf3ce44SJohn Forte kmem_free(name, MAX_GET_NAME_SIZE); 1213fcf3ce44SJohn Forte name = NULL; 1214fcf3ce44SJohn Forte break; 1215fcf3ce44SJohn Forte } 1216fcf3ce44SJohn Forte *ptr = '\0'; /* NULL terminate */ 1217fcf3ce44SJohn Forte 1218fcf3ce44SJohn Forte /* translate name back to original iSCSI name */ 1219fcf3ce44SJohn Forte iscsi_get_name_to_iqn(name, MAX_GET_NAME_SIZE); 1220fcf3ce44SJohn Forte 1221fcf3ce44SJohn Forte /* configure target, skip 4 byte ISID */ 1222fcf3ce44SJohn Forte iscsid_config_one(ihp, (name+4), B_TRUE); 1223fcf3ce44SJohn Forte 1224fcf3ce44SJohn Forte kmem_free(name, MAX_GET_NAME_SIZE); 1225fcf3ce44SJohn Forte name = NULL; 1226fcf3ce44SJohn Forte 1227fcf3ce44SJohn Forte /* 1228fcf3ce44SJohn Forte * DDI group instructed us to use this flag. 1229fcf3ce44SJohn Forte */ 1230fcf3ce44SJohn Forte iflags |= NDI_MDI_FALLBACK; 1231fcf3ce44SJohn Forte break; 1232fcf3ce44SJohn Forte case BUS_CONFIG_DRIVER: 1233fcf3ce44SJohn Forte /* FALLTHRU */ 1234fcf3ce44SJohn Forte case BUS_CONFIG_ALL: 1235fcf3ce44SJohn Forte iscsid_config_all(ihp, B_TRUE); 1236fcf3ce44SJohn Forte break; 1237fcf3ce44SJohn Forte default: 1238fcf3ce44SJohn Forte rval = NDI_FAILURE; 1239fcf3ce44SJohn Forte break; 1240fcf3ce44SJohn Forte } 1241fcf3ce44SJohn Forte 1242fcf3ce44SJohn Forte if (rval == NDI_SUCCESS) { 1243fcf3ce44SJohn Forte rval = ndi_busop_bus_config(parent, iflags, 1244fcf3ce44SJohn Forte op, arg, childp, 0); 1245fcf3ce44SJohn Forte } 1246fcf3ce44SJohn Forte sema_v(&iscsid_config_semaphore); 1247fcf3ce44SJohn Forte 12484246c8e9SJack Meng if (config_root == B_FALSE) { 12494246c8e9SJack Meng iscsi_client_release_service(ihp); 12504246c8e9SJack Meng } 12514246c8e9SJack Meng 1252fcf3ce44SJohn Forte return (rval); 1253fcf3ce44SJohn Forte } 1254fcf3ce44SJohn Forte 1255fcf3ce44SJohn Forte /* 1256fcf3ce44SJohn Forte * iscsi_tran_bus_unconfig - on demand device unconfiguration 1257fcf3ce44SJohn Forte * 1258fcf3ce44SJohn Forte * Called by the os framework under low resource situations. 1259fcf3ce44SJohn Forte * It will attempt to unload our minor nodes (logical units 1260fcf3ce44SJohn Forte * ndi/mdi nodes). 1261fcf3ce44SJohn Forte */ 1262fcf3ce44SJohn Forte static int 1263fcf3ce44SJohn Forte iscsi_tran_bus_unconfig(dev_info_t *parent, uint_t flag, 1264fcf3ce44SJohn Forte ddi_bus_config_op_t op, void *arg) 1265fcf3ce44SJohn Forte { 12664246c8e9SJack Meng int rval = NDI_SUCCESS; 12674246c8e9SJack Meng iscsi_hba_t *ihp = NULL; 12684246c8e9SJack Meng 12694246c8e9SJack Meng /* get reference to soft state */ 12704246c8e9SJack Meng ihp = (iscsi_hba_t *)ddi_get_soft_state(iscsi_state, 12714246c8e9SJack Meng ddi_get_instance(parent)); 12724246c8e9SJack Meng if (ihp == NULL) { 12734246c8e9SJack Meng return (NDI_FAILURE); 12744246c8e9SJack Meng } 12754246c8e9SJack Meng 12764246c8e9SJack Meng if (iscsi_client_request_service(ihp) == B_FALSE) { 12774246c8e9SJack Meng return (NDI_FAILURE); 12784246c8e9SJack Meng } 12794246c8e9SJack Meng 12804246c8e9SJack Meng rval = ndi_busop_bus_unconfig(parent, flag, op, arg); 12814246c8e9SJack Meng 12824246c8e9SJack Meng iscsi_client_release_service(ihp); 12834246c8e9SJack Meng 12844246c8e9SJack Meng return (rval); 1285fcf3ce44SJohn Forte } 1286fcf3ce44SJohn Forte 1287fcf3ce44SJohn Forte 1288fcf3ce44SJohn Forte /* 1289fcf3ce44SJohn Forte * iscsi_tran_get_name - create private /devices name for LUN 1290fcf3ce44SJohn Forte * 1291fcf3ce44SJohn Forte * This creates the <addr> in /devices/iscsi/<driver>@<addr> 1292fcf3ce44SJohn Forte * path. For this <addr> we return the <session/target_name>,<lun num> 1293fcf3ce44SJohn Forte * Where <target_name> is an <iqn/eui/...> as defined by the iSCSI 1294fcf3ce44SJohn Forte * specification. We do modify the name slightly so that it still 1295fcf3ce44SJohn Forte * complies with the IEEE <addr> naming scheme. This means that we 1296fcf3ce44SJohn Forte * will substitute out the ':', '@', ... and other reserved characters 1297fcf3ce44SJohn Forte * defined in the IEEE definition with '%<hex value of special char>' 1298fcf3ce44SJohn Forte * This routine is indirectly called by iscsi_lun_create_xxx. These 1299fcf3ce44SJohn Forte * calling routines must prevent the session and lun lists from changing 1300fcf3ce44SJohn Forte * during this routine. 1301fcf3ce44SJohn Forte */ 1302fcf3ce44SJohn Forte static int 1303fcf3ce44SJohn Forte iscsi_tran_get_name(struct scsi_device *sd, char *name, int len) 1304fcf3ce44SJohn Forte { 1305fcf3ce44SJohn Forte int target = 0; 1306fcf3ce44SJohn Forte int lun = 0; 1307fcf3ce44SJohn Forte iscsi_hba_t *ihp = NULL; 1308fcf3ce44SJohn Forte iscsi_sess_t *isp = NULL; 1309fcf3ce44SJohn Forte iscsi_lun_t *ilp = NULL; 1310fcf3ce44SJohn Forte dev_info_t *lun_dip = NULL; 1311fcf3ce44SJohn Forte 1312fcf3ce44SJohn Forte ASSERT(sd != NULL); 1313fcf3ce44SJohn Forte ASSERT(name != NULL); 1314fcf3ce44SJohn Forte lun_dip = sd->sd_dev; 1315fcf3ce44SJohn Forte ASSERT(lun_dip != NULL); 1316fcf3ce44SJohn Forte 1317fcf3ce44SJohn Forte /* get reference to soft state */ 1318fcf3ce44SJohn Forte ihp = (iscsi_hba_t *)ddi_get_soft_state(iscsi_state, 1319fcf3ce44SJohn Forte ddi_get_instance(ddi_get_parent(lun_dip))); 1320fcf3ce44SJohn Forte if (ihp == NULL) { 1321fcf3ce44SJohn Forte name[0] = '\0'; 1322fcf3ce44SJohn Forte return (0); 1323fcf3ce44SJohn Forte } 1324fcf3ce44SJohn Forte 1325fcf3ce44SJohn Forte /* Get the target num */ 1326fcf3ce44SJohn Forte target = ddi_prop_get_int(DDI_DEV_T_ANY, sd->sd_dev, 1327fcf3ce44SJohn Forte DDI_PROP_DONTPASS, TARGET_PROP, 0); 1328fcf3ce44SJohn Forte 1329fcf3ce44SJohn Forte /* Get the target num */ 1330fcf3ce44SJohn Forte lun = ddi_prop_get_int(DDI_DEV_T_ANY, sd->sd_dev, 1331fcf3ce44SJohn Forte DDI_PROP_DONTPASS, LUN_PROP, 0); 1332fcf3ce44SJohn Forte 1333fcf3ce44SJohn Forte /* 1334fcf3ce44SJohn Forte * Now we need to find our ilp by walking the lists 1335fcf3ce44SJohn Forte * off the ihp and isp. 1336fcf3ce44SJohn Forte */ 1337fcf3ce44SJohn Forte /* See if we already created this session */ 1338fcf3ce44SJohn Forte 1339fcf3ce44SJohn Forte /* Walk the HBA's session list */ 1340fcf3ce44SJohn Forte for (isp = ihp->hba_sess_list; isp; isp = isp->sess_next) { 1341fcf3ce44SJohn Forte /* compare target name as the unique identifier */ 1342fcf3ce44SJohn Forte if (target == isp->sess_oid) { 1343fcf3ce44SJohn Forte /* found match */ 1344fcf3ce44SJohn Forte break; 1345fcf3ce44SJohn Forte } 1346fcf3ce44SJohn Forte } 1347fcf3ce44SJohn Forte 1348fcf3ce44SJohn Forte /* If we found matching session continue searching for tgt */ 1349fcf3ce44SJohn Forte if (isp == NULL) { 1350fcf3ce44SJohn Forte /* sess not found */ 1351fcf3ce44SJohn Forte name[0] = '\0'; 1352fcf3ce44SJohn Forte return (0); 1353fcf3ce44SJohn Forte } 1354fcf3ce44SJohn Forte 1355fcf3ce44SJohn Forte /* 1356fcf3ce44SJohn Forte * Search for the matching iscsi lun structure. We don't 1357fcf3ce44SJohn Forte * need to hold the READER for the lun list at this point. 1358fcf3ce44SJohn Forte * because the tran_get_name is being called from the online 1359fcf3ce44SJohn Forte * function which is already holding a reader on the lun 1360fcf3ce44SJohn Forte * list. 1361fcf3ce44SJohn Forte */ 1362fcf3ce44SJohn Forte for (ilp = isp->sess_lun_list; ilp; ilp = ilp->lun_next) { 1363fcf3ce44SJohn Forte if (lun == ilp->lun_num) { 1364fcf3ce44SJohn Forte /* found match */ 1365fcf3ce44SJohn Forte break; 1366fcf3ce44SJohn Forte } 1367fcf3ce44SJohn Forte } 1368fcf3ce44SJohn Forte 1369fcf3ce44SJohn Forte if (ilp == NULL) { 1370fcf3ce44SJohn Forte /* tgt not found */ 1371fcf3ce44SJohn Forte name[0] = '\0'; 1372fcf3ce44SJohn Forte return (0); 1373fcf3ce44SJohn Forte } 1374fcf3ce44SJohn Forte 1375fcf3ce44SJohn Forte /* Ensure enough space for lun_addr is available */ 1376fcf3ce44SJohn Forte ASSERT(ilp->lun_addr != NULL); 1377fcf3ce44SJohn Forte if ((strlen(ilp->lun_addr) + 1) > len) { 1378fcf3ce44SJohn Forte return (0); 1379fcf3ce44SJohn Forte } 1380fcf3ce44SJohn Forte 1381fcf3ce44SJohn Forte /* copy lun_addr name */ 1382fcf3ce44SJohn Forte (void) strcpy(name, ilp->lun_addr); 1383fcf3ce44SJohn Forte 1384fcf3ce44SJohn Forte /* 1385fcf3ce44SJohn Forte * Based on IEEE-1275 we can't have any ':', ' ', '@', or '/' 1386fcf3ce44SJohn Forte * characters in our naming. So replace all those characters 1387fcf3ce44SJohn Forte * with '-' 1388fcf3ce44SJohn Forte */ 1389fcf3ce44SJohn Forte iscsi_get_name_from_iqn(name, len); 1390fcf3ce44SJohn Forte 1391fcf3ce44SJohn Forte return (1); 1392fcf3ce44SJohn Forte } 1393fcf3ce44SJohn Forte 1394fcf3ce44SJohn Forte /* 1395fcf3ce44SJohn Forte * iscsi_tran_get_bus_addr - This returns a human readable string 1396fcf3ce44SJohn Forte * for the bus address. Examining most other drivers fcp, etc. They 1397fcf3ce44SJohn Forte * all just return the same string as tran_get_name. In our case 1398fcf3ce44SJohn Forte * our tran get name is already some what usable so leave alone. 1399fcf3ce44SJohn Forte */ 1400fcf3ce44SJohn Forte static int 1401fcf3ce44SJohn Forte iscsi_tran_get_bus_addr(struct scsi_device *sd, char *name, int len) 1402fcf3ce44SJohn Forte { 1403fcf3ce44SJohn Forte return (iscsi_tran_get_name(sd, name, len)); 1404fcf3ce44SJohn Forte } 1405fcf3ce44SJohn Forte 1406fcf3ce44SJohn Forte 1407fcf3ce44SJohn Forte /* 1408fcf3ce44SJohn Forte * +--------------------------------------------------------------------+ 1409fcf3ce44SJohn Forte * | End of scsi_tran routines | 1410fcf3ce44SJohn Forte * +--------------------------------------------------------------------+ 1411fcf3ce44SJohn Forte */ 1412fcf3ce44SJohn Forte 1413fcf3ce44SJohn Forte /* 1414fcf3ce44SJohn Forte * +--------------------------------------------------------------------+ 1415fcf3ce44SJohn Forte * | Start of cb_ops routines | 1416fcf3ce44SJohn Forte * +--------------------------------------------------------------------+ 1417fcf3ce44SJohn Forte */ 1418fcf3ce44SJohn Forte 1419fcf3ce44SJohn Forte /* 1420fcf3ce44SJohn Forte * iscsi_open - Driver should be made IOCTL MT safe. Otherwise 1421fcf3ce44SJohn Forte * this function needs updated. 1422fcf3ce44SJohn Forte */ 1423fcf3ce44SJohn Forte /* ARGSUSED */ 1424fcf3ce44SJohn Forte static int 1425fcf3ce44SJohn Forte iscsi_open(dev_t *devp, int flags, int otyp, cred_t *credp) 1426fcf3ce44SJohn Forte { 1427fcf3ce44SJohn Forte return (0); 1428fcf3ce44SJohn Forte } 1429fcf3ce44SJohn Forte 1430fcf3ce44SJohn Forte /* 1431fcf3ce44SJohn Forte * iscsi_close - 1432fcf3ce44SJohn Forte */ 1433fcf3ce44SJohn Forte /* ARGSUSED */ 1434fcf3ce44SJohn Forte static int 1435fcf3ce44SJohn Forte iscsi_close(dev_t dev, int flags, int otyp, cred_t *credp) 1436fcf3ce44SJohn Forte { 1437fcf3ce44SJohn Forte return (0); 1438fcf3ce44SJohn Forte } 1439fcf3ce44SJohn Forte 1440fcf3ce44SJohn Forte /* 1441fcf3ce44SJohn Forte * iscsi_ioctl - 1442fcf3ce44SJohn Forte */ 1443fcf3ce44SJohn Forte /* ARGSUSED */ 14444246c8e9SJack Meng static int 1445fcf3ce44SJohn Forte iscsi_ioctl(dev_t dev, int cmd, intptr_t arg, int mode, 1446fcf3ce44SJohn Forte cred_t *credp, int *rvalp) 1447fcf3ce44SJohn Forte { 1448fcf3ce44SJohn Forte int rtn = 0; 1449fcf3ce44SJohn Forte int instance = 0; 1450fcf3ce44SJohn Forte int list_space = 0; 1451fcf3ce44SJohn Forte int lun_sz = 0; 1452fcf3ce44SJohn Forte int did; 1453c21c6c26Syi zhang - Sun Microsystems - Beijing China int retry; 1454fcf3ce44SJohn Forte iscsi_hba_t *ihp = NULL; 1455fcf3ce44SJohn Forte iscsi_sess_t *isp = NULL; 1456fcf3ce44SJohn Forte iscsi_conn_t *icp = NULL; 1457fcf3ce44SJohn Forte iscsi_login_params_t *params = NULL; 1458fcf3ce44SJohn Forte iscsi_login_params_t *tmpParams = NULL; 1459fcf3ce44SJohn Forte uchar_t *name = NULL; 1460fcf3ce44SJohn Forte dev_info_t *lun_dip = NULL; 1461fcf3ce44SJohn Forte 1462fcf3ce44SJohn Forte entry_t e; 1463fcf3ce44SJohn Forte iscsi_oid_t oid; 1464fcf3ce44SJohn Forte iscsi_property_t *ipp; 1465fcf3ce44SJohn Forte iscsi_static_property_t *ispp; 1466fcf3ce44SJohn Forte iscsi_param_get_t *ilg; 1467fcf3ce44SJohn Forte iscsi_param_set_t *ils; 1468fcf3ce44SJohn Forte iscsi_target_list_t idl, *idlp = NULL; 1469fcf3ce44SJohn Forte iscsi_addr_list_t ial, *ialp = NULL; 1470fcf3ce44SJohn Forte iscsi_chap_props_t *chap = NULL; 1471fcf3ce44SJohn Forte iscsi_radius_props_t *radius = NULL; 1472fcf3ce44SJohn Forte iscsi_auth_props_t *auth = NULL; 1473fcf3ce44SJohn Forte iscsi_lun_list_t *ll, *llp = NULL; 1474fcf3ce44SJohn Forte iscsi_lun_props_t *lun = NULL; 1475fcf3ce44SJohn Forte iscsi_lun_t *ilp = NULL; 1476fcf3ce44SJohn Forte iSCSIDiscoveryMethod_t method; 1477fcf3ce44SJohn Forte iSCSIDiscoveryProperties_t discovery_props; 1478fcf3ce44SJohn Forte iscsi_uscsi_t iu; 1479fcf3ce44SJohn Forte iscsi_uscsi_t iu_caller; 1480fcf3ce44SJohn Forte #ifdef _MULTI_DATAMODEL 1481fcf3ce44SJohn Forte /* For use when a 32 bit app makes a call into a 64 bit ioctl */ 1482fcf3ce44SJohn Forte iscsi_uscsi32_t iu32_caller; 1483fcf3ce44SJohn Forte model_t model; 1484fcf3ce44SJohn Forte #endif /* _MULTI_DATAMODEL */ 1485fcf3ce44SJohn Forte void *void_p; 1486fcf3ce44SJohn Forte iscsi_sendtgts_list_t *stl_hdr; 1487fcf3ce44SJohn Forte iscsi_sendtgts_list_t *istl; 1488fcf3ce44SJohn Forte int stl_sz; 1489fcf3ce44SJohn Forte iscsi_target_entry_t *target; 1490fcf3ce44SJohn Forte uint32_t old_oid; 1491fcf3ce44SJohn Forte uint32_t target_oid; 1492fcf3ce44SJohn Forte iscsi_targetparam_entry_t *curr_entry; 1493fcf3ce44SJohn Forte char *initiator_node_name; 1494fcf3ce44SJohn Forte char *initiator_node_alias; 1495fcf3ce44SJohn Forte isns_portal_group_list_t *pg_list = NULL; 1496fcf3ce44SJohn Forte isns_server_portal_group_list_t *server_pg_list_hdr = NULL; 1497fcf3ce44SJohn Forte isns_server_portal_group_list_t *server_pg_list = NULL; 1498fcf3ce44SJohn Forte int pg_list_sz, pg_sz_copy_out, server_pg_list_sz; 1499fcf3ce44SJohn Forte iscsi_config_sess_t *ics; 1500fcf3ce44SJohn Forte int size; 1501fcf3ce44SJohn Forte boolean_t rval; 1502fcf3ce44SJohn Forte char init_port_name[MAX_NAME_PROP_SIZE]; 1503fcf3ce44SJohn Forte iscsi_sockaddr_t addr_dsc; 15046cefaae1SJack Meng iscsi_boot_property_t *bootProp; 1505b4243054SSheng-Liang Eric Zhang boolean_t discovered = B_TRUE; 1506*aff4bce5Syi zhang - Sun Microsystems - Beijing China iscsi_tunable_object_t *tpsg; 1507*aff4bce5Syi zhang - Sun Microsystems - Beijing China iscsi_tunable_object_t *tpss; 1508fcf3ce44SJohn Forte 1509fcf3ce44SJohn Forte instance = getminor(dev); 1510fcf3ce44SJohn Forte ihp = (iscsi_hba_t *)ddi_get_soft_state(iscsi_state, instance); 1511fcf3ce44SJohn Forte if (ihp == NULL) 1512fcf3ce44SJohn Forte return (EFAULT); 1513fcf3ce44SJohn Forte 15144246c8e9SJack Meng iscsi_check_miniroot(ihp); 15154246c8e9SJack Meng if ((cmd != ISCSI_SMF_ONLINE) && (cmd != ISCSI_SMF_OFFLINE) && 15164246c8e9SJack Meng (cmd != ISCSI_SMF_GET)) { 15174246c8e9SJack Meng /* other cmd needs to acquire the service */ 15184246c8e9SJack Meng if (iscsi_client_request_service(ihp) == B_FALSE) { 15194246c8e9SJack Meng return (EFAULT); 15204246c8e9SJack Meng } 15214246c8e9SJack Meng } 15224246c8e9SJack Meng 1523fcf3ce44SJohn Forte switch (cmd) { 1524fcf3ce44SJohn Forte /* 1525fcf3ce44SJohn Forte * ISCSI_CREATE_OID - Create a Object IDentifier for a TargetName 1526fcf3ce44SJohn Forte */ 1527fcf3ce44SJohn Forte case ISCSI_CREATE_OID: 1528fcf3ce44SJohn Forte if (ddi_copyin((caddr_t)arg, &oid, sizeof (oid), mode)) { 1529fcf3ce44SJohn Forte rtn = EFAULT; 1530fcf3ce44SJohn Forte break; 1531fcf3ce44SJohn Forte } 1532fcf3ce44SJohn Forte if (oid.o_vers != ISCSI_INTERFACE_VERSION) { 1533fcf3ce44SJohn Forte rtn = EINVAL; 1534fcf3ce44SJohn Forte break; 1535fcf3ce44SJohn Forte } 1536fcf3ce44SJohn Forte 1537fcf3ce44SJohn Forte /* Set the target that this session is associated with */ 1538fcf3ce44SJohn Forte oid.o_oid = iscsi_targetparam_get_oid(oid.o_name); 1539fcf3ce44SJohn Forte 1540fcf3ce44SJohn Forte if (ddi_copyout(&oid, (caddr_t)arg, sizeof (oid), mode)) { 1541fcf3ce44SJohn Forte rtn = EFAULT; 1542fcf3ce44SJohn Forte break; 1543fcf3ce44SJohn Forte } 1544fcf3ce44SJohn Forte break; 1545fcf3ce44SJohn Forte /* 1546fcf3ce44SJohn Forte * ISCSI_PARAM_GET - Get param for specified 1547fcf3ce44SJohn Forte * connection/session. 1548fcf3ce44SJohn Forte */ 1549fcf3ce44SJohn Forte case ISCSI_PARAM_GET: 1550fcf3ce44SJohn Forte /* copyin user args */ 1551fcf3ce44SJohn Forte ilg = (iscsi_param_get_t *)kmem_alloc(sizeof (*ilg), KM_SLEEP); 1552fcf3ce44SJohn Forte if (ddi_copyin((caddr_t)arg, ilg, sizeof (*ilg), mode)) { 1553fcf3ce44SJohn Forte rtn = EFAULT; 1554fcf3ce44SJohn Forte kmem_free(ilg, sizeof (*ilg)); 1555fcf3ce44SJohn Forte break; 1556fcf3ce44SJohn Forte } 1557fcf3ce44SJohn Forte 1558fcf3ce44SJohn Forte if (ilg->g_vers != ISCSI_INTERFACE_VERSION) { 1559fcf3ce44SJohn Forte rtn = EINVAL; 1560fcf3ce44SJohn Forte kmem_free(ilg, sizeof (*ilg)); 1561fcf3ce44SJohn Forte break; 1562fcf3ce44SJohn Forte } 1563fcf3ce44SJohn Forte 1564fcf3ce44SJohn Forte /* handle special case for Initiator name */ 1565fcf3ce44SJohn Forte if (ilg->g_param == ISCSI_LOGIN_PARAM_INITIATOR_NAME) { 1566fcf3ce44SJohn Forte (void) strlcpy((char *)ilg->g_value.v_name, 1567fcf3ce44SJohn Forte (char *)ihp->hba_name, ISCSI_MAX_NAME_LEN); 1568fcf3ce44SJohn Forte } else if (ilg->g_param == ISCSI_LOGIN_PARAM_INITIATOR_ALIAS) { 1569fcf3ce44SJohn Forte if (ihp->hba_alias_length == 0) { 1570fcf3ce44SJohn Forte rtn = EINVAL; 1571fcf3ce44SJohn Forte } else { 1572fcf3ce44SJohn Forte (void) strlcpy((char *)ilg->g_value.v_name, 1573fcf3ce44SJohn Forte (char *)ihp->hba_alias, ISCSI_MAX_NAME_LEN); 1574fcf3ce44SJohn Forte } 1575fcf3ce44SJohn Forte } else { 1576fcf3ce44SJohn Forte /* To describe the validity of the requested param */ 1577fcf3ce44SJohn Forte boolean_t valid_flag = B_TRUE; 1578fcf3ce44SJohn Forte 1579fcf3ce44SJohn Forte name = NULL; 1580fcf3ce44SJohn Forte 1581fcf3ce44SJohn Forte /* 1582fcf3ce44SJohn Forte * switch login based if looking for initiator 1583fcf3ce44SJohn Forte * params 1584fcf3ce44SJohn Forte */ 1585fcf3ce44SJohn Forte rw_enter(&ihp->hba_sess_list_rwlock, RW_READER); 1586fcf3ce44SJohn Forte if (ilg->g_oid == ihp->hba_oid) { 1587fcf3ce44SJohn Forte /* initiator */ 1588fcf3ce44SJohn Forte params = &ihp->hba_params; 1589fcf3ce44SJohn Forte name = ihp->hba_name; 1590fcf3ce44SJohn Forte if (iscsi_get_persisted_param(name, 1591fcf3ce44SJohn Forte ilg, params) != 0) { 1592fcf3ce44SJohn Forte valid_flag = B_FALSE; 1593fcf3ce44SJohn Forte } 1594fcf3ce44SJohn Forte } else { 1595fcf3ce44SJohn Forte /* 1596fcf3ce44SJohn Forte * If the oid does represent a session check 1597fcf3ce44SJohn Forte * to see if it is a target oid. If so, 1598fcf3ce44SJohn Forte * return the target's associated session. 1599fcf3ce44SJohn Forte */ 1600fcf3ce44SJohn Forte rtn = iscsi_sess_get(ilg->g_oid, ihp, &isp); 1601fcf3ce44SJohn Forte if (rtn != 0) { 1602fcf3ce44SJohn Forte rtn = iscsi_sess_get_by_target( 1603fcf3ce44SJohn Forte ilg->g_oid, ihp, &isp); 1604fcf3ce44SJohn Forte } 1605fcf3ce44SJohn Forte 1606fcf3ce44SJohn Forte /* 1607fcf3ce44SJohn Forte * If rtn is zero then we have found an 1608fcf3ce44SJohn Forte * existing session. Use the session name to 1609fcf3ce44SJohn Forte * do param lookup. If rtn is non-zero then 1610fcf3ce44SJohn Forte * create a targetparam object and use its name 1611fcf3ce44SJohn Forte * for param lookup. 1612fcf3ce44SJohn Forte */ 1613fcf3ce44SJohn Forte if (rtn == 0) { 1614fcf3ce44SJohn Forte name = isp->sess_name; 1615fcf3ce44SJohn Forte params = &isp->sess_params; 1616fcf3ce44SJohn Forte } else { 1617fcf3ce44SJohn Forte name = 1618fcf3ce44SJohn Forte iscsi_targetparam_get_name( 1619fcf3ce44SJohn Forte ilg->g_oid); 1620fcf3ce44SJohn Forte if (ilg->g_param_type == 1621fcf3ce44SJohn Forte ISCSI_SESS_PARAM) { 1622fcf3ce44SJohn Forte tmpParams = 1623fcf3ce44SJohn Forte (iscsi_login_params_t *) 1624fcf3ce44SJohn Forte kmem_alloc( 1625fcf3ce44SJohn Forte sizeof (*tmpParams), 1626fcf3ce44SJohn Forte KM_SLEEP); 1627fcf3ce44SJohn Forte params = tmpParams; 1628fcf3ce44SJohn Forte } 1629fcf3ce44SJohn Forte rtn = 0; 1630fcf3ce44SJohn Forte } 1631fcf3ce44SJohn Forte 1632fcf3ce44SJohn Forte if (name == NULL) { 1633fcf3ce44SJohn Forte rw_exit( 1634fcf3ce44SJohn Forte &ihp->hba_sess_list_rwlock); 1635fcf3ce44SJohn Forte rtn = EFAULT; 1636fcf3ce44SJohn Forte kmem_free(ilg, sizeof (*ilg)); 1637fcf3ce44SJohn Forte if (tmpParams != NULL) 1638fcf3ce44SJohn Forte kmem_free(tmpParams, 1639fcf3ce44SJohn Forte sizeof (*tmpParams)); 1640fcf3ce44SJohn Forte 1641fcf3ce44SJohn Forte break; 1642fcf3ce44SJohn Forte } 1643fcf3ce44SJohn Forte 1644fcf3ce44SJohn Forte if (ilg->g_param_type == ISCSI_SESS_PARAM) { 1645fcf3ce44SJohn Forte /* session */ 1646fcf3ce44SJohn Forte /* 1647fcf3ce44SJohn Forte * Update sess_params with the 1648fcf3ce44SJohn Forte * latest params from the 1649fcf3ce44SJohn Forte * persistent store. 1650fcf3ce44SJohn Forte */ 1651fcf3ce44SJohn Forte if (iscsi_get_persisted_param(name, 1652fcf3ce44SJohn Forte ilg, params) != 0) { 1653fcf3ce44SJohn Forte /* 1654fcf3ce44SJohn Forte * If the parameter in 1655fcf3ce44SJohn Forte * question is not 1656fcf3ce44SJohn Forte * overriden, no effect 1657fcf3ce44SJohn Forte * on existing session 1658fcf3ce44SJohn Forte * parameters. However, 1659fcf3ce44SJohn Forte * the parameter is 1660fcf3ce44SJohn Forte * marked invalid 1661fcf3ce44SJohn Forte * (from the standpoint 1662fcf3ce44SJohn Forte * of whether it is 1663fcf3ce44SJohn Forte * overriden). 1664fcf3ce44SJohn Forte */ 1665fcf3ce44SJohn Forte valid_flag = B_FALSE; 1666fcf3ce44SJohn Forte } 1667fcf3ce44SJohn Forte } else if (ilg->g_param_type == 1668fcf3ce44SJohn Forte ISCSI_CONN_PARAM && isp != NULL) { 1669fcf3ce44SJohn Forte /* connection */ 1670fcf3ce44SJohn Forte rw_enter(&isp->sess_conn_list_rwlock, 1671fcf3ce44SJohn Forte RW_READER); 1672fcf3ce44SJohn Forte /* Assuming 1 conn per sess. */ 1673fcf3ce44SJohn Forte /* 1674fcf3ce44SJohn Forte * MC/S - Need to be modified to 1675fcf3ce44SJohn Forte * take g_conn_cid into account when 1676fcf3ce44SJohn Forte * we go multi-connection. 1677fcf3ce44SJohn Forte */ 1678fcf3ce44SJohn Forte if ((isp->sess_conn_act != NULL) && 1679fcf3ce44SJohn Forte (isp->sess_conn_act->conn_state == 1680fcf3ce44SJohn Forte ISCSI_CONN_STATE_LOGGED_IN)) { 1681fcf3ce44SJohn Forte params = &(isp-> 1682fcf3ce44SJohn Forte sess_conn_act-> 1683fcf3ce44SJohn Forte conn_params); 1684fcf3ce44SJohn Forte } else { 1685fcf3ce44SJohn Forte valid_flag = B_FALSE; 1686fcf3ce44SJohn Forte } 1687fcf3ce44SJohn Forte rw_exit(&isp->sess_conn_list_rwlock); 1688fcf3ce44SJohn Forte } 1689fcf3ce44SJohn Forte } 1690fcf3ce44SJohn Forte 1691fcf3ce44SJohn Forte /* make sure we have params to get info from */ 1692fcf3ce44SJohn Forte if (params) { 1693fcf3ce44SJohn Forte rtn = iscsi_get_param(params, valid_flag, ilg); 1694fcf3ce44SJohn Forte 1695fcf3ce44SJohn Forte /* 1696fcf3ce44SJohn Forte * for target parameters, check if any 1697fcf3ce44SJohn Forte * parameters were overridden at the initiator 1698fcf3ce44SJohn Forte * level. If so, then change the default value 1699fcf3ce44SJohn Forte * to the initiator's overridden value 1700fcf3ce44SJohn Forte */ 1701fcf3ce44SJohn Forte if ((rtn == 0) && 1702fcf3ce44SJohn Forte (ilg->g_oid != ihp->hba_oid)) { 1703fcf3ce44SJohn Forte iscsi_override_target_default(ihp, 1704fcf3ce44SJohn Forte ilg); 1705fcf3ce44SJohn Forte } 1706fcf3ce44SJohn Forte } 1707fcf3ce44SJohn Forte rw_exit(&ihp->hba_sess_list_rwlock); 1708fcf3ce44SJohn Forte } 1709fcf3ce44SJohn Forte 1710fcf3ce44SJohn Forte if (rtn == 0) { 1711fcf3ce44SJohn Forte rtn = ddi_copyout(ilg, (caddr_t)arg, 1712fcf3ce44SJohn Forte sizeof (iscsi_param_get_t), mode); 1713fcf3ce44SJohn Forte } 1714fcf3ce44SJohn Forte kmem_free(ilg, sizeof (*ilg)); 1715fcf3ce44SJohn Forte if (tmpParams != NULL) 1716fcf3ce44SJohn Forte kmem_free(tmpParams, sizeof (*tmpParams)); 1717fcf3ce44SJohn Forte break; 1718fcf3ce44SJohn Forte 1719fcf3ce44SJohn Forte /* 1720fcf3ce44SJohn Forte * ISCSI_INIT_NODE_NAME_SET - Change the initiator-node name for 1721fcf3ce44SJohn Forte * the specified connection/session. 1722fcf3ce44SJohn Forte */ 1723fcf3ce44SJohn Forte case ISCSI_INIT_NODE_NAME_SET: 1724fcf3ce44SJohn Forte /* copyin user args */ 1725fcf3ce44SJohn Forte ils = (iscsi_param_set_t *)kmem_alloc(sizeof (*ils), KM_SLEEP); 1726fcf3ce44SJohn Forte if (ddi_copyin((caddr_t)arg, ils, sizeof (*ils), mode)) { 1727fcf3ce44SJohn Forte rtn = EFAULT; 1728fcf3ce44SJohn Forte kmem_free(ils, sizeof (*ils)); 1729fcf3ce44SJohn Forte break; 1730fcf3ce44SJohn Forte } 1731fcf3ce44SJohn Forte 1732fcf3ce44SJohn Forte if (ils->s_vers != ISCSI_INTERFACE_VERSION) { 1733fcf3ce44SJohn Forte rtn = EINVAL; 1734fcf3ce44SJohn Forte kmem_free(ils, sizeof (*ils)); 1735fcf3ce44SJohn Forte break; 1736fcf3ce44SJohn Forte } 1737fcf3ce44SJohn Forte 1738fcf3ce44SJohn Forte /* saving off the old initiator-node name */ 1739fcf3ce44SJohn Forte initiator_node_name = kmem_zalloc(ISCSI_MAX_NAME_LEN, KM_SLEEP); 1740fcf3ce44SJohn Forte rval = persistent_initiator_name_get(initiator_node_name, 1741fcf3ce44SJohn Forte ISCSI_MAX_NAME_LEN); 1742fcf3ce44SJohn Forte 1743fcf3ce44SJohn Forte rtn = iscsi_set_params(ils, ihp, B_TRUE); 1744fcf3ce44SJohn Forte kmem_free(ils, sizeof (*ils)); 1745fcf3ce44SJohn Forte if (rtn != 0) { 1746fcf3ce44SJohn Forte kmem_free(initiator_node_name, ISCSI_MAX_NAME_LEN); 17475279807dSJack Meng initiator_node_name = NULL; 17484246c8e9SJack Meng break; 1749fcf3ce44SJohn Forte } 1750fcf3ce44SJohn Forte 1751fcf3ce44SJohn Forte (void) snprintf(init_port_name, MAX_NAME_PROP_SIZE, 1752fcf3ce44SJohn Forte "%s,%02x%02x%02x%02x%02x%02x", 1753fcf3ce44SJohn Forte (char *)ihp->hba_name, ihp->hba_isid[0], 1754fcf3ce44SJohn Forte ihp->hba_isid[1], ihp->hba_isid[2], 1755fcf3ce44SJohn Forte ihp->hba_isid[3], ihp->hba_isid[4], 1756fcf3ce44SJohn Forte ihp->hba_isid[5]); 1757fcf3ce44SJohn Forte 1758fcf3ce44SJohn Forte if (ddi_prop_update_string(DDI_DEV_T_NONE, 1759fcf3ce44SJohn Forte ihp->hba_dip, "initiator-port", 1760fcf3ce44SJohn Forte init_port_name) != DDI_PROP_SUCCESS) { 1761fcf3ce44SJohn Forte cmn_err(CE_WARN, "iscsi_ioctl: Updating " 1762fcf3ce44SJohn Forte "initiator-port property on iSCSI " 1763fcf3ce44SJohn Forte "HBA(%s) with dip(%d) Failed", 1764fcf3ce44SJohn Forte (char *)ihp->hba_name, 1765fcf3ce44SJohn Forte ddi_get_instance(ihp->hba_dip)); 1766fcf3ce44SJohn Forte } 1767fcf3ce44SJohn Forte 1768fcf3ce44SJohn Forte /* 1769fcf3ce44SJohn Forte * Deregister the old initiator-node name from the iSNS 1770fcf3ce44SJohn Forte * server 1771fcf3ce44SJohn Forte * Register the new initiator-node name with the iSNS server 1772fcf3ce44SJohn Forte */ 1773fcf3ce44SJohn Forte method = persistent_disc_meth_get(); 1774fcf3ce44SJohn Forte if (method & iSCSIDiscoveryMethodISNS) { 1775fcf3ce44SJohn Forte if (rval == B_TRUE) { 1776fcf3ce44SJohn Forte if (strlen(initiator_node_name) > 0) { 1777fcf3ce44SJohn Forte /* 1778fcf3ce44SJohn Forte * we will attempt to offline the targets. 1779fcf3ce44SJohn Forte * if logouts fail, we will still continue 1780fcf3ce44SJohn Forte */ 1781fcf3ce44SJohn Forte #define STRING_INNO "initiator-node name - Offline " 1782fcf3ce44SJohn Forte #define STRING_FFOMD "failed for one or more devices" 1783fcf3ce44SJohn Forte if ((iscsid_del( 1784fcf3ce44SJohn Forte ihp, NULL, method, NULL)) 1785fcf3ce44SJohn Forte != B_TRUE) { 1786fcf3ce44SJohn Forte cmn_err(CE_NOTE, 1787fcf3ce44SJohn Forte "Attempting to change " 1788fcf3ce44SJohn Forte STRING_INNO 1789fcf3ce44SJohn Forte STRING_FFOMD); 1790fcf3ce44SJohn Forte } 1791fcf3ce44SJohn Forte (void) isns_dereg(ihp->hba_isid, 1792fcf3ce44SJohn Forte (uint8_t *)initiator_node_name); 1793fcf3ce44SJohn Forte #undef STRING_INNO 1794fcf3ce44SJohn Forte #undef STRING_FFOMD 1795fcf3ce44SJohn Forte } 1796fcf3ce44SJohn Forte } 1797fcf3ce44SJohn Forte if (persistent_initiator_name_get(initiator_node_name, 1798fcf3ce44SJohn Forte ISCSI_MAX_NAME_LEN) != B_TRUE) { 1799fcf3ce44SJohn Forte kmem_free(initiator_node_name, 1800fcf3ce44SJohn Forte ISCSI_MAX_NAME_LEN); 1801fcf3ce44SJohn Forte initiator_node_name = NULL; 1802fcf3ce44SJohn Forte rtn = EIO; 1803fcf3ce44SJohn Forte break; 1804fcf3ce44SJohn Forte } 1805fcf3ce44SJohn Forte if (strlen(initiator_node_name) == 0) { 1806fcf3ce44SJohn Forte kmem_free(initiator_node_name, 1807fcf3ce44SJohn Forte ISCSI_MAX_NAME_LEN); 1808fcf3ce44SJohn Forte initiator_node_name = NULL; 1809fcf3ce44SJohn Forte rtn = EIO; 1810fcf3ce44SJohn Forte break; 1811fcf3ce44SJohn Forte } 1812fcf3ce44SJohn Forte 1813fcf3ce44SJohn Forte initiator_node_alias = kmem_zalloc(ISCSI_MAX_NAME_LEN, 1814fcf3ce44SJohn Forte KM_SLEEP); 1815fcf3ce44SJohn Forte if (persistent_alias_name_get(initiator_node_alias, 1816fcf3ce44SJohn Forte ISCSI_MAX_NAME_LEN) != B_TRUE) { 1817fcf3ce44SJohn Forte initiator_node_alias[0] = '\0'; 1818fcf3ce44SJohn Forte } 1819fcf3ce44SJohn Forte 1820fcf3ce44SJohn Forte (void) isns_reg(ihp->hba_isid, 1821fcf3ce44SJohn Forte (uint8_t *)initiator_node_name, 1822fcf3ce44SJohn Forte ISCSI_MAX_NAME_LEN, 1823fcf3ce44SJohn Forte (uint8_t *)initiator_node_alias, 1824fcf3ce44SJohn Forte ISCSI_MAX_NAME_LEN, 1825fcf3ce44SJohn Forte ISNS_INITIATOR_NODE_TYPE, 1826fcf3ce44SJohn Forte isns_scn_callback); 1827fcf3ce44SJohn Forte iscsid_do_isns_query(ihp); 1828fcf3ce44SJohn Forte 1829fcf3ce44SJohn Forte kmem_free(initiator_node_alias, ISCSI_MAX_NAME_LEN); 1830fcf3ce44SJohn Forte initiator_node_alias = NULL; 1831fcf3ce44SJohn Forte } 18325279807dSJack Meng 18335279807dSJack Meng kmem_free(initiator_node_name, ISCSI_MAX_NAME_LEN); 18345279807dSJack Meng initiator_node_name = NULL; 1835fcf3ce44SJohn Forte break; 1836fcf3ce44SJohn Forte 1837fcf3ce44SJohn Forte /* 1838fcf3ce44SJohn Forte * ISCSI_PARAM_SET - Set param for specified connection/session. 1839fcf3ce44SJohn Forte */ 1840fcf3ce44SJohn Forte case ISCSI_PARAM_SET: 1841fcf3ce44SJohn Forte /* copyin user args */ 1842fcf3ce44SJohn Forte ils = (iscsi_param_set_t *)kmem_alloc(sizeof (*ils), KM_SLEEP); 1843fcf3ce44SJohn Forte if (ddi_copyin((caddr_t)arg, ils, sizeof (*ils), mode)) { 1844fcf3ce44SJohn Forte rtn = EFAULT; 1845fcf3ce44SJohn Forte kmem_free(ils, sizeof (*ils)); 1846fcf3ce44SJohn Forte break; 1847fcf3ce44SJohn Forte } 1848fcf3ce44SJohn Forte 1849fcf3ce44SJohn Forte if (ils->s_vers != ISCSI_INTERFACE_VERSION) { 1850fcf3ce44SJohn Forte rtn = EINVAL; 1851fcf3ce44SJohn Forte kmem_free(ils, sizeof (*ils)); 1852fcf3ce44SJohn Forte break; 1853fcf3ce44SJohn Forte } 1854fcf3ce44SJohn Forte rtn = iscsi_set_params(ils, ihp, B_TRUE); 18556cefaae1SJack Meng if (iscsiboot_prop) { 18566cefaae1SJack Meng if (iscsi_cmp_boot_sess_oid(ihp, ils->s_oid)) { 18576cefaae1SJack Meng /* 18586cefaae1SJack Meng * found active session for this object 18596cefaae1SJack Meng * or this is initiator's object 18606cefaae1SJack Meng * with mpxio enabled 18616cefaae1SJack Meng */ 18626cefaae1SJack Meng if (!iscsi_reconfig_boot_sess(ihp)) { 18636cefaae1SJack Meng rtn = EINVAL; 18646cefaae1SJack Meng kmem_free(ils, sizeof (*ils)); 18656cefaae1SJack Meng break; 18666cefaae1SJack Meng } 18676cefaae1SJack Meng } 18686cefaae1SJack Meng } 1869fcf3ce44SJohn Forte kmem_free(ils, sizeof (*ils)); 1870fcf3ce44SJohn Forte break; 1871fcf3ce44SJohn Forte 1872fcf3ce44SJohn Forte /* 1873fcf3ce44SJohn Forte * ISCSI_TARGET_PARAM_CLEAR 1874fcf3ce44SJohn Forte * - remove custom parameter settings for a target. 1875fcf3ce44SJohn Forte */ 1876fcf3ce44SJohn Forte case ISCSI_TARGET_PARAM_CLEAR: 1877fcf3ce44SJohn Forte if (ddi_copyin((caddr_t)arg, &e, sizeof (e), mode)) { 1878fcf3ce44SJohn Forte rtn = EFAULT; 1879fcf3ce44SJohn Forte break; 1880fcf3ce44SJohn Forte } else if (e.e_vers != ISCSI_INTERFACE_VERSION) { 1881fcf3ce44SJohn Forte rtn = EINVAL; 1882fcf3ce44SJohn Forte break; 1883fcf3ce44SJohn Forte } 1884fcf3ce44SJohn Forte 1885fcf3ce44SJohn Forte if ((e.e_oid != ihp->hba_oid) && 1886fcf3ce44SJohn Forte (e.e_oid != ISCSI_OID_NOTSET)) { 1887fcf3ce44SJohn Forte uchar_t *t_name; 1888fcf3ce44SJohn Forte iscsi_sess_t *t_isp; 1889fcf3ce44SJohn Forte 1890fcf3ce44SJohn Forte rw_enter(&ihp->hba_sess_list_rwlock, RW_READER); 1891fcf3ce44SJohn Forte /* 1892fcf3ce44SJohn Forte * If the oid does represent a session check to see 1893fcf3ce44SJohn Forte * if it is a target oid. If so, return the target's 1894fcf3ce44SJohn Forte * associated session. 1895fcf3ce44SJohn Forte */ 1896fcf3ce44SJohn Forte rtn = iscsi_sess_get(e.e_oid, ihp, &isp); 1897fcf3ce44SJohn Forte if (rtn != 0) { 1898fcf3ce44SJohn Forte rtn = iscsi_sess_get_by_target(e.e_oid, ihp, 1899fcf3ce44SJohn Forte &isp); 1900fcf3ce44SJohn Forte } 1901fcf3ce44SJohn Forte 1902fcf3ce44SJohn Forte /* 1903fcf3ce44SJohn Forte * If rtn is zero then we have found an 1904fcf3ce44SJohn Forte * existing session. Use the session name to 1905fcf3ce44SJohn Forte * do param lookup. If rtn is non-zero then 1906fcf3ce44SJohn Forte * create a targetparam object and use its name 1907fcf3ce44SJohn Forte * for param lookup. 1908fcf3ce44SJohn Forte */ 1909fcf3ce44SJohn Forte if (rtn == 0) { 1910fcf3ce44SJohn Forte t_name = isp->sess_name; 1911fcf3ce44SJohn Forte } else { 1912fcf3ce44SJohn Forte t_name = iscsi_targetparam_get_name(e.e_oid); 1913fcf3ce44SJohn Forte rtn = 0; 1914fcf3ce44SJohn Forte } 1915fcf3ce44SJohn Forte 1916fcf3ce44SJohn Forte if (t_name == NULL) { 1917fcf3ce44SJohn Forte rw_exit(&ihp->hba_sess_list_rwlock); 1918fcf3ce44SJohn Forte rtn = EFAULT; 1919fcf3ce44SJohn Forte break; 1920fcf3ce44SJohn Forte } 1921fcf3ce44SJohn Forte 1922fcf3ce44SJohn Forte name = kmem_zalloc(ISCSI_MAX_NAME_LEN, KM_SLEEP); 1923fcf3ce44SJohn Forte (void) strncpy((char *)name, (char *)t_name, 1924fcf3ce44SJohn Forte ISCSI_MAX_NAME_LEN); 1925fcf3ce44SJohn Forte 1926fcf3ce44SJohn Forte if (persistent_param_clear((char *)name) == B_FALSE) { 1927fcf3ce44SJohn Forte kmem_free(name, ISCSI_MAX_NAME_LEN); 1928fcf3ce44SJohn Forte rw_exit(&ihp->hba_sess_list_rwlock); 1929fcf3ce44SJohn Forte rtn = EIO; 1930fcf3ce44SJohn Forte break; 1931fcf3ce44SJohn Forte } 1932fcf3ce44SJohn Forte 1933fcf3ce44SJohn Forte ics = kmem_zalloc(sizeof (*ics), KM_SLEEP); 1934fcf3ce44SJohn Forte ics->ics_ver = ISCSI_INTERFACE_VERSION; 1935fcf3ce44SJohn Forte ics->ics_oid = ISCSI_INITIATOR_OID; 1936fcf3ce44SJohn Forte ics->ics_in = 1; 1937fcf3ce44SJohn Forte 1938fcf3ce44SJohn Forte /* 1939fcf3ce44SJohn Forte * We may have multiple sessions with different 1940fcf3ce44SJohn Forte * tpgt values. So we need to loop through 1941fcf3ce44SJohn Forte * the sessions and update all sessions. 1942fcf3ce44SJohn Forte */ 1943fcf3ce44SJohn Forte for (isp = ihp->hba_sess_list; isp; 1944fcf3ce44SJohn Forte isp = t_isp) { 1945fcf3ce44SJohn Forte t_isp = isp->sess_next; 1946fcf3ce44SJohn Forte 1947fcf3ce44SJohn Forte if (strncmp((char *)isp->sess_name, 1948fcf3ce44SJohn Forte (char *)name, ISCSI_MAX_NAME_LEN) == 0) { 1949fcf3ce44SJohn Forte /* 1950fcf3ce44SJohn Forte * When removing target-params we need 1951fcf3ce44SJohn Forte * slightly different actions depending 1952fcf3ce44SJohn Forte * on if the session should still exist. 1953fcf3ce44SJohn Forte * Get the initiator-node value for 1954fcf3ce44SJohn Forte * MS/T. If there is no initiator 1955fcf3ce44SJohn Forte * value then assume the default value 1956fcf3ce44SJohn Forte * of 1. If the initiator value is 1957fcf3ce44SJohn Forte * less than this ISID then we need to 1958fcf3ce44SJohn Forte * destroy the session. Otherwise 1959fcf3ce44SJohn Forte * update the session information and 1960fcf3ce44SJohn Forte * resync (N7 event). 1961fcf3ce44SJohn Forte */ 1962fcf3ce44SJohn Forte rtn = iscsi_ioctl_get_config_sess( 1963fcf3ce44SJohn Forte ihp, ics); 1964fcf3ce44SJohn Forte if (((rtn != 0) && 1965fcf3ce44SJohn Forte (isp->sess_isid[5] > 0)) || 1966fcf3ce44SJohn Forte ((rtn == 0) && 1967fcf3ce44SJohn Forte (ics->ics_out <= 1968fcf3ce44SJohn Forte isp->sess_isid[5]))) { 1969fcf3ce44SJohn Forte 1970fcf3ce44SJohn Forte /* 1971fcf3ce44SJohn Forte * This session should no 1972fcf3ce44SJohn Forte * longer exist. Remove 1973fcf3ce44SJohn Forte * session. 1974fcf3ce44SJohn Forte */ 1975fcf3ce44SJohn Forte if (!ISCSI_SUCCESS( 1976fcf3ce44SJohn Forte iscsi_sess_destroy(isp))) { 1977fcf3ce44SJohn Forte kmem_free(ics, 1978fcf3ce44SJohn Forte sizeof (*ics)); 1979fcf3ce44SJohn Forte kmem_free(name, 1980fcf3ce44SJohn Forte ISCSI_MAX_NAME_LEN); 1981fcf3ce44SJohn Forte rw_exit(&ihp-> 1982fcf3ce44SJohn Forte hba_sess_list_rwlock); 1983fcf3ce44SJohn Forte rtn = EBUSY; 1984fcf3ce44SJohn Forte break; 1985fcf3ce44SJohn Forte } 1986fcf3ce44SJohn Forte isp = ihp->hba_sess_list; 1987fcf3ce44SJohn Forte } else { 1988fcf3ce44SJohn Forte /* 1989fcf3ce44SJohn Forte * Reset the session 1990fcf3ce44SJohn Forte * parameters. 1991fcf3ce44SJohn Forte */ 1992fcf3ce44SJohn Forte bcopy(&(isp->sess_hba-> 1993fcf3ce44SJohn Forte hba_params), 1994fcf3ce44SJohn Forte &(isp->sess_params), 1995fcf3ce44SJohn Forte sizeof (isp->sess_params)); 19966cefaae1SJack Meng if (iscsiboot_prop && 19976cefaae1SJack Meng isp->sess_boot) { 19986cefaae1SJack Meng /* 19996cefaae1SJack Meng * reconfig boot 20006cefaae1SJack Meng * session later 20016cefaae1SJack Meng */ 20026cefaae1SJack Meng continue; 20036cefaae1SJack Meng } 2004fcf3ce44SJohn Forte /* 2005fcf3ce44SJohn Forte * Notify the session that the 2006fcf3ce44SJohn Forte * login parameters have 2007fcf3ce44SJohn Forte * changed. 2008fcf3ce44SJohn Forte */ 2009fcf3ce44SJohn Forte mutex_enter(&isp-> 2010fcf3ce44SJohn Forte sess_state_mutex); 2011fcf3ce44SJohn Forte iscsi_sess_state_machine(isp, 2012fcf3ce44SJohn Forte ISCSI_SESS_EVENT_N7); 2013fcf3ce44SJohn Forte mutex_exit(&isp-> 2014fcf3ce44SJohn Forte sess_state_mutex); 2015fcf3ce44SJohn Forte } 2016fcf3ce44SJohn Forte } 2017fcf3ce44SJohn Forte } 2018fcf3ce44SJohn Forte kmem_free(ics, sizeof (*ics)); 2019fcf3ce44SJohn Forte kmem_free(name, ISCSI_MAX_NAME_LEN); 2020fcf3ce44SJohn Forte rw_exit(&ihp->hba_sess_list_rwlock); 20216cefaae1SJack Meng if (iscsiboot_prop) { 20226cefaae1SJack Meng if (iscsi_cmp_boot_sess_oid(ihp, e.e_oid)) { 20236cefaae1SJack Meng /* 20246cefaae1SJack Meng * found active session for this object 20256cefaae1SJack Meng * or this is initiator object 20266cefaae1SJack Meng * with mpxio enabled 20276cefaae1SJack Meng */ 20286cefaae1SJack Meng if (!iscsi_reconfig_boot_sess(ihp)) { 20296cefaae1SJack Meng rtn = EINVAL; 20306cefaae1SJack Meng break; 20316cefaae1SJack Meng } 20326cefaae1SJack Meng } 20336cefaae1SJack Meng } 2034fcf3ce44SJohn Forte } 2035fcf3ce44SJohn Forte break; 2036fcf3ce44SJohn Forte 2037fcf3ce44SJohn Forte /* 2038fcf3ce44SJohn Forte * ISCSI_TARGET_OID_LIST_GET - 2039fcf3ce44SJohn Forte */ 2040fcf3ce44SJohn Forte case ISCSI_TARGET_OID_LIST_GET: 2041fcf3ce44SJohn Forte /* copyin user args */ 2042fcf3ce44SJohn Forte if (ddi_copyin((caddr_t)arg, &idl, 2043fcf3ce44SJohn Forte sizeof (idl), mode)) { 2044fcf3ce44SJohn Forte rtn = EFAULT; 2045fcf3ce44SJohn Forte break; 2046fcf3ce44SJohn Forte } 2047fcf3ce44SJohn Forte 2048fcf3ce44SJohn Forte if (idl.tl_vers != ISCSI_INTERFACE_VERSION) { 2049fcf3ce44SJohn Forte rtn = EINVAL; 2050fcf3ce44SJohn Forte break; 2051fcf3ce44SJohn Forte } 2052fcf3ce44SJohn Forte 2053fcf3ce44SJohn Forte list_space = sizeof (iscsi_target_list_t); 2054fcf3ce44SJohn Forte if (idl.tl_in_cnt != 0) 2055fcf3ce44SJohn Forte list_space += (sizeof (uint32_t) * 2056fcf3ce44SJohn Forte (idl.tl_in_cnt - 1)); 2057fcf3ce44SJohn Forte 2058fcf3ce44SJohn Forte idlp = kmem_zalloc(list_space, KM_SLEEP); 2059fcf3ce44SJohn Forte bcopy(&idl, idlp, sizeof (idl)); 2060fcf3ce44SJohn Forte idlp->tl_out_cnt = 0; 2061fcf3ce44SJohn Forte 2062fcf3ce44SJohn Forte /* 2063fcf3ce44SJohn Forte * If target list type is ISCSI_TGT_OID_LIST and discovery 2064fcf3ce44SJohn Forte * has not been completed or in progress, poke the discovery 2065fcf3ce44SJohn Forte * methods so target information is returned 2066fcf3ce44SJohn Forte */ 2067fcf3ce44SJohn Forte mutex_enter(&ihp->hba_discovery_events_mutex); 2068fcf3ce44SJohn Forte method = ihp->hba_discovery_events; 2069fcf3ce44SJohn Forte if ((idl.tl_tgt_list_type == ISCSI_TGT_OID_LIST) && 2070fcf3ce44SJohn Forte (method != ISCSI_ALL_DISCOVERY_METHODS) && 2071fcf3ce44SJohn Forte (ihp->hba_discovery_in_progress == B_FALSE)) { 2072fcf3ce44SJohn Forte ihp->hba_discovery_in_progress = B_TRUE; 2073fcf3ce44SJohn Forte mutex_exit(&ihp->hba_discovery_events_mutex); 2074fcf3ce44SJohn Forte iscsid_poke_discovery(ihp, iSCSIDiscoveryMethodUnknown); 2075fcf3ce44SJohn Forte mutex_enter(&ihp->hba_discovery_events_mutex); 2076fcf3ce44SJohn Forte ihp->hba_discovery_in_progress = B_FALSE; 2077fcf3ce44SJohn Forte } 2078fcf3ce44SJohn Forte mutex_exit(&ihp->hba_discovery_events_mutex); 2079fcf3ce44SJohn Forte 2080fcf3ce44SJohn Forte /* 2081fcf3ce44SJohn Forte * Return the correct list information based on the type 2082fcf3ce44SJohn Forte */ 2083fcf3ce44SJohn Forte switch (idl.tl_tgt_list_type) { 2084fcf3ce44SJohn Forte /* ISCSI_TGT_PARAM_OID_LIST - iscsiadm list target-params */ 2085fcf3ce44SJohn Forte case ISCSI_TGT_PARAM_OID_LIST: 2086fcf3ce44SJohn Forte /* get params from persistent store */ 2087fcf3ce44SJohn Forte iscsi_targetparam_lock_list(RW_READER); 2088fcf3ce44SJohn Forte curr_entry = iscsi_targetparam_get_next_entry(NULL); 2089fcf3ce44SJohn Forte while (curr_entry != NULL) { 2090fcf3ce44SJohn Forte if (idlp->tl_out_cnt < idlp->tl_in_cnt) { 2091fcf3ce44SJohn Forte idlp->tl_oid_list[idlp->tl_out_cnt] = 2092fcf3ce44SJohn Forte curr_entry->target_oid; 2093fcf3ce44SJohn Forte } 2094fcf3ce44SJohn Forte idlp->tl_out_cnt++; 2095fcf3ce44SJohn Forte curr_entry = iscsi_targetparam_get_next_entry( 2096fcf3ce44SJohn Forte curr_entry); 2097fcf3ce44SJohn Forte } 2098fcf3ce44SJohn Forte iscsi_targetparam_unlock_list(); 2099fcf3ce44SJohn Forte break; 2100fcf3ce44SJohn Forte 2101fcf3ce44SJohn Forte /* ISCSI_STATIC_TGT_OID_LIST - iscsiadm list static-config */ 2102fcf3ce44SJohn Forte case ISCSI_STATIC_TGT_OID_LIST: 2103fcf3ce44SJohn Forte { 2104fcf3ce44SJohn Forte char *target_name = NULL; 2105fcf3ce44SJohn Forte void *v = NULL; 2106fcf3ce44SJohn Forte 2107fcf3ce44SJohn Forte /* get static-config from persistent store */ 2108fcf3ce44SJohn Forte target_name = kmem_zalloc(ISCSI_MAX_NAME_LEN, KM_SLEEP); 2109fcf3ce44SJohn Forte persistent_static_addr_lock(); 2110fcf3ce44SJohn Forte while (persistent_static_addr_next(&v, 2111fcf3ce44SJohn Forte (char *)target_name, &e) == B_TRUE) { 2112fcf3ce44SJohn Forte 2113fcf3ce44SJohn Forte if (idlp->tl_out_cnt < idlp->tl_in_cnt) { 2114fcf3ce44SJohn Forte idlp->tl_oid_list[idlp->tl_out_cnt] = 2115fcf3ce44SJohn Forte e.e_oid; 2116fcf3ce44SJohn Forte } 2117fcf3ce44SJohn Forte idlp->tl_out_cnt++; 2118fcf3ce44SJohn Forte 2119fcf3ce44SJohn Forte } 2120fcf3ce44SJohn Forte 2121fcf3ce44SJohn Forte persistent_static_addr_unlock(); 2122fcf3ce44SJohn Forte kmem_free(target_name, ISCSI_MAX_NAME_LEN); 2123fcf3ce44SJohn Forte break; 2124fcf3ce44SJohn Forte } 2125fcf3ce44SJohn Forte 2126fcf3ce44SJohn Forte /* ISCSI_TGT_OID_LIST - iscsiadm list target */ 2127fcf3ce44SJohn Forte case ISCSI_TGT_OID_LIST: 2128fcf3ce44SJohn Forte 2129fcf3ce44SJohn Forte /* get sessions from hba's session list */ 2130fcf3ce44SJohn Forte rw_enter(&ihp->hba_sess_list_rwlock, RW_READER); 2131fcf3ce44SJohn Forte for (isp = ihp->hba_sess_list; isp; 2132fcf3ce44SJohn Forte isp = isp->sess_next) { 2133fcf3ce44SJohn Forte 2134fcf3ce44SJohn Forte if (((isp->sess_state != 2135fcf3ce44SJohn Forte ISCSI_SESS_STATE_FREE) || 2136fcf3ce44SJohn Forte (isp->sess_discovered_by != 2137fcf3ce44SJohn Forte iSCSIDiscoveryMethodUnknown)) && 2138fcf3ce44SJohn Forte (isp->sess_type == 2139fcf3ce44SJohn Forte ISCSI_SESS_TYPE_NORMAL)) { 2140fcf3ce44SJohn Forte if (idlp->tl_out_cnt < 2141fcf3ce44SJohn Forte idlp->tl_in_cnt) { 2142fcf3ce44SJohn Forte idlp->tl_oid_list[ 2143fcf3ce44SJohn Forte idlp->tl_out_cnt] = 2144fcf3ce44SJohn Forte isp->sess_oid; 2145fcf3ce44SJohn Forte } 2146fcf3ce44SJohn Forte idlp->tl_out_cnt++; 2147fcf3ce44SJohn Forte } 2148fcf3ce44SJohn Forte 2149fcf3ce44SJohn Forte } 2150fcf3ce44SJohn Forte rw_exit(&ihp->hba_sess_list_rwlock); 2151fcf3ce44SJohn Forte break; 2152fcf3ce44SJohn Forte 2153fcf3ce44SJohn Forte default: 2154fcf3ce44SJohn Forte ASSERT(FALSE); 2155fcf3ce44SJohn Forte } 2156fcf3ce44SJohn Forte 2157fcf3ce44SJohn Forte rtn = ddi_copyout(idlp, (caddr_t)arg, list_space, mode); 2158fcf3ce44SJohn Forte kmem_free(idlp, list_space); 2159fcf3ce44SJohn Forte break; 2160fcf3ce44SJohn Forte 2161fcf3ce44SJohn Forte /* 2162fcf3ce44SJohn Forte * ISCSI_TARGET_PROPS_GET - 2163fcf3ce44SJohn Forte */ 2164fcf3ce44SJohn Forte case ISCSI_TARGET_PROPS_GET: 2165fcf3ce44SJohn Forte /* ---- fall through sense the code is almost the same ---- */ 2166fcf3ce44SJohn Forte 2167fcf3ce44SJohn Forte /* 2168fcf3ce44SJohn Forte * ISCSI_TARGET_PROPS_SET - 2169fcf3ce44SJohn Forte */ 2170fcf3ce44SJohn Forte case ISCSI_TARGET_PROPS_SET: 2171fcf3ce44SJohn Forte /* copyin user args */ 2172fcf3ce44SJohn Forte ipp = (iscsi_property_t *)kmem_alloc(sizeof (*ipp), 2173fcf3ce44SJohn Forte KM_SLEEP); 2174fcf3ce44SJohn Forte if (ddi_copyin((caddr_t)arg, ipp, sizeof (*ipp), mode)) { 2175fcf3ce44SJohn Forte rtn = EFAULT; 2176fcf3ce44SJohn Forte kmem_free(ipp, sizeof (*ipp)); 2177fcf3ce44SJohn Forte break; 2178fcf3ce44SJohn Forte } 2179fcf3ce44SJohn Forte 2180fcf3ce44SJohn Forte if (ipp->p_vers != ISCSI_INTERFACE_VERSION) { 2181fcf3ce44SJohn Forte rtn = EINVAL; 2182fcf3ce44SJohn Forte kmem_free(ipp, sizeof (*ipp)); 2183fcf3ce44SJohn Forte break; 2184fcf3ce44SJohn Forte } 2185fcf3ce44SJohn Forte 2186fcf3ce44SJohn Forte rtn = iscsi_target_prop_mod(ihp, ipp, cmd); 2187fcf3ce44SJohn Forte if (rtn == 0) 2188fcf3ce44SJohn Forte rtn = ddi_copyout(ipp, (caddr_t)arg, 2189fcf3ce44SJohn Forte sizeof (*ipp), mode); 2190fcf3ce44SJohn Forte kmem_free(ipp, sizeof (*ipp)); 2191fcf3ce44SJohn Forte break; 2192fcf3ce44SJohn Forte 2193fcf3ce44SJohn Forte /* 2194fcf3ce44SJohn Forte * ISCSI_TARGET_ADDRESS_GET - 2195fcf3ce44SJohn Forte */ 2196fcf3ce44SJohn Forte case ISCSI_TARGET_ADDRESS_GET: 2197fcf3ce44SJohn Forte if (ddi_copyin((caddr_t)arg, &ial, sizeof (ial), mode)) { 2198fcf3ce44SJohn Forte rtn = EFAULT; 2199fcf3ce44SJohn Forte break; 2200fcf3ce44SJohn Forte } 2201fcf3ce44SJohn Forte 2202fcf3ce44SJohn Forte if (ial.al_vers != ISCSI_INTERFACE_VERSION) { 2203fcf3ce44SJohn Forte rtn = EINVAL; 2204fcf3ce44SJohn Forte break; 2205fcf3ce44SJohn Forte } 2206fcf3ce44SJohn Forte 2207fcf3ce44SJohn Forte /* 2208fcf3ce44SJohn Forte * Find out how much space we need to malloc for the users 2209fcf3ce44SJohn Forte * request. 2210fcf3ce44SJohn Forte */ 2211fcf3ce44SJohn Forte list_space = sizeof (iscsi_addr_list_t); 2212fcf3ce44SJohn Forte if (ial.al_in_cnt != 0) { 2213fcf3ce44SJohn Forte list_space += (sizeof (iscsi_addr_t) * 2214fcf3ce44SJohn Forte (ial.al_in_cnt - 1)); 2215fcf3ce44SJohn Forte } 2216fcf3ce44SJohn Forte ialp = (iscsi_addr_list_t *)kmem_zalloc(list_space, KM_SLEEP); 2217fcf3ce44SJohn Forte 2218fcf3ce44SJohn Forte /* Copy in the header portion */ 2219fcf3ce44SJohn Forte bcopy(&ial, ialp, sizeof (ial)); 2220fcf3ce44SJohn Forte 2221fcf3ce44SJohn Forte /* session */ 2222fcf3ce44SJohn Forte rw_enter(&ihp->hba_sess_list_rwlock, RW_READER); 2223fcf3ce44SJohn Forte rtn = iscsi_sess_get(ialp->al_oid, ihp, &isp); 2224fcf3ce44SJohn Forte if (rtn != 0) { 2225fcf3ce44SJohn Forte rw_exit(&ihp->hba_sess_list_rwlock); 2226fcf3ce44SJohn Forte rtn = EFAULT; 2227fcf3ce44SJohn Forte break; 2228fcf3ce44SJohn Forte } 2229fcf3ce44SJohn Forte 2230fcf3ce44SJohn Forte ialp->al_out_cnt = 0; 2231fcf3ce44SJohn Forte ialp->al_tpgt = isp->sess_tpgt_conf; 2232fcf3ce44SJohn Forte rw_enter(&isp->sess_conn_list_rwlock, RW_READER); 2233fcf3ce44SJohn Forte for (icp = isp->sess_conn_list; icp; icp = icp->conn_next) { 2234fcf3ce44SJohn Forte if (icp->conn_state != ISCSI_CONN_STATE_LOGGED_IN) { 2235fcf3ce44SJohn Forte continue; 2236fcf3ce44SJohn Forte } 2237fcf3ce44SJohn Forte if (ialp->al_out_cnt < ialp->al_in_cnt) { 2238fcf3ce44SJohn Forte iscsi_addr_t *ap; 2239fcf3ce44SJohn Forte 2240fcf3ce44SJohn Forte ap = &ialp->al_addrs[ialp->al_out_cnt]; 2241fcf3ce44SJohn Forte if (icp->conn_base_addr.sin.sa_family 2242fcf3ce44SJohn Forte == AF_INET) { 2243fcf3ce44SJohn Forte 2244fcf3ce44SJohn Forte struct sockaddr_in *addr_in = 2245fcf3ce44SJohn Forte (struct sockaddr_in *)&icp-> 2246fcf3ce44SJohn Forte conn_base_addr.sin4; 2247fcf3ce44SJohn Forte ap->a_addr.i_insize = 2248fcf3ce44SJohn Forte sizeof (struct in_addr); 2249fcf3ce44SJohn Forte bcopy(&addr_in->sin_addr.s_addr, 2250fcf3ce44SJohn Forte &ap->a_addr.i_addr.in4.s_addr, 2251fcf3ce44SJohn Forte sizeof (struct in_addr)); 2252fcf3ce44SJohn Forte ap->a_port = addr_in->sin_port; 2253fcf3ce44SJohn Forte 2254fcf3ce44SJohn Forte } else { 2255fcf3ce44SJohn Forte 2256fcf3ce44SJohn Forte struct sockaddr_in6 *addr_in6 = 2257fcf3ce44SJohn Forte (struct sockaddr_in6 *)&icp-> 2258fcf3ce44SJohn Forte conn_base_addr.sin6; 2259fcf3ce44SJohn Forte ap->a_addr.i_insize = 2260fcf3ce44SJohn Forte sizeof (struct in6_addr); 2261fcf3ce44SJohn Forte bcopy(&addr_in6->sin6_addr.s6_addr, 2262fcf3ce44SJohn Forte &ap->a_addr.i_addr.in6.s6_addr, 2263fcf3ce44SJohn Forte sizeof (struct in6_addr)); 2264fcf3ce44SJohn Forte ap->a_port = addr_in6->sin6_port; 2265fcf3ce44SJohn Forte 2266fcf3ce44SJohn Forte } 2267fcf3ce44SJohn Forte } 2268fcf3ce44SJohn Forte ialp->al_out_cnt++; 2269fcf3ce44SJohn Forte } 2270fcf3ce44SJohn Forte rw_exit(&isp->sess_conn_list_rwlock); 2271fcf3ce44SJohn Forte rw_exit(&ihp->hba_sess_list_rwlock); 2272fcf3ce44SJohn Forte 2273fcf3ce44SJohn Forte rtn = ddi_copyout(ialp, (caddr_t)arg, list_space, mode); 2274fcf3ce44SJohn Forte kmem_free(ialp, list_space); 2275fcf3ce44SJohn Forte break; 2276fcf3ce44SJohn Forte 2277fcf3ce44SJohn Forte /* 2278fcf3ce44SJohn Forte * ISCSI_CHAP_SET - 2279fcf3ce44SJohn Forte */ 2280fcf3ce44SJohn Forte case ISCSI_CHAP_SET: 2281fcf3ce44SJohn Forte chap = (iscsi_chap_props_t *)kmem_zalloc(sizeof (*chap), 2282fcf3ce44SJohn Forte KM_SLEEP); 2283fcf3ce44SJohn Forte if (ddi_copyin((caddr_t)arg, chap, sizeof (*chap), mode)) { 2284fcf3ce44SJohn Forte rtn = EFAULT; 2285fcf3ce44SJohn Forte kmem_free(chap, sizeof (*chap)); 2286fcf3ce44SJohn Forte break; 2287fcf3ce44SJohn Forte } else if (chap->c_vers != ISCSI_INTERFACE_VERSION) { 2288fcf3ce44SJohn Forte rtn = EINVAL; 2289fcf3ce44SJohn Forte kmem_free(chap, sizeof (*chap)); 2290fcf3ce44SJohn Forte break; 2291fcf3ce44SJohn Forte } 2292fcf3ce44SJohn Forte 2293fcf3ce44SJohn Forte rw_enter(&ihp->hba_sess_list_rwlock, RW_READER); 2294fcf3ce44SJohn Forte if (chap->c_oid == ihp->hba_oid) 2295fcf3ce44SJohn Forte name = ihp->hba_name; 2296fcf3ce44SJohn Forte else { 2297fcf3ce44SJohn Forte rtn = iscsi_sess_get(chap->c_oid, ihp, &isp); 2298fcf3ce44SJohn Forte if (rtn != 0) { 2299fcf3ce44SJohn Forte rtn = iscsi_sess_get_by_target( 2300fcf3ce44SJohn Forte chap->c_oid, ihp, &isp); 2301fcf3ce44SJohn Forte } 2302fcf3ce44SJohn Forte 2303fcf3ce44SJohn Forte /* 2304fcf3ce44SJohn Forte * If rtn is zero then we have found an 2305fcf3ce44SJohn Forte * existing session. Use the session name to 2306fcf3ce44SJohn Forte * do param lookup. If rtn is non-zero then 2307fcf3ce44SJohn Forte * create a targetparam object and use its name 2308fcf3ce44SJohn Forte * for param lookup. 2309fcf3ce44SJohn Forte */ 2310fcf3ce44SJohn Forte if (rtn == 0) { 2311fcf3ce44SJohn Forte name = isp->sess_name; 2312fcf3ce44SJohn Forte } else { 2313fcf3ce44SJohn Forte name = 2314fcf3ce44SJohn Forte iscsi_targetparam_get_name(chap->c_oid); 2315fcf3ce44SJohn Forte rtn = 0; 2316fcf3ce44SJohn Forte } 2317fcf3ce44SJohn Forte } 2318fcf3ce44SJohn Forte 2319fcf3ce44SJohn Forte if (name == NULL) { 2320fcf3ce44SJohn Forte rw_exit( 2321fcf3ce44SJohn Forte &ihp->hba_sess_list_rwlock); 2322fcf3ce44SJohn Forte rtn = EFAULT; 2323fcf3ce44SJohn Forte kmem_free(chap, sizeof (*chap)); 2324fcf3ce44SJohn Forte break; 2325fcf3ce44SJohn Forte } 2326fcf3ce44SJohn Forte 2327fcf3ce44SJohn Forte if (persistent_chap_set((char *)name, chap) == 2328fcf3ce44SJohn Forte B_FALSE) { 2329fcf3ce44SJohn Forte rtn = EIO; 2330fcf3ce44SJohn Forte } 2331fcf3ce44SJohn Forte rw_exit(&ihp->hba_sess_list_rwlock); 2332fcf3ce44SJohn Forte kmem_free(chap, sizeof (*chap)); 2333fcf3ce44SJohn Forte break; 2334fcf3ce44SJohn Forte 2335fcf3ce44SJohn Forte /* 2336fcf3ce44SJohn Forte * ISCSI_CHAP_GET - 2337fcf3ce44SJohn Forte */ 2338fcf3ce44SJohn Forte case ISCSI_CHAP_GET: 2339fcf3ce44SJohn Forte chap = (iscsi_chap_props_t *)kmem_zalloc(sizeof (*chap), 2340fcf3ce44SJohn Forte KM_SLEEP); 2341fcf3ce44SJohn Forte if (ddi_copyin((caddr_t)arg, chap, sizeof (*chap), mode)) { 2342fcf3ce44SJohn Forte kmem_free(chap, sizeof (*chap)); 2343fcf3ce44SJohn Forte rtn = EFAULT; 2344fcf3ce44SJohn Forte break; 2345fcf3ce44SJohn Forte } else if (chap->c_vers != ISCSI_INTERFACE_VERSION) { 2346fcf3ce44SJohn Forte kmem_free(chap, sizeof (*chap)); 2347fcf3ce44SJohn Forte rtn = EINVAL; 2348fcf3ce44SJohn Forte break; 2349fcf3ce44SJohn Forte } 2350fcf3ce44SJohn Forte 2351fcf3ce44SJohn Forte rw_enter(&ihp->hba_sess_list_rwlock, RW_READER); 2352fcf3ce44SJohn Forte if (chap->c_oid == ihp->hba_oid) 2353fcf3ce44SJohn Forte name = ihp->hba_name; 2354fcf3ce44SJohn Forte else { 2355fcf3ce44SJohn Forte rtn = iscsi_sess_get(chap->c_oid, ihp, &isp); 2356fcf3ce44SJohn Forte if (rtn != 0) { 2357fcf3ce44SJohn Forte rtn = iscsi_sess_get_by_target( 2358fcf3ce44SJohn Forte chap->c_oid, ihp, &isp); 2359fcf3ce44SJohn Forte } 2360fcf3ce44SJohn Forte 2361fcf3ce44SJohn Forte /* 2362fcf3ce44SJohn Forte * If rtn is zero then we have found an 2363fcf3ce44SJohn Forte * existing session. Use the session name to 2364fcf3ce44SJohn Forte * do param lookup. If rtn is non-zero then 2365fcf3ce44SJohn Forte * create a targetparam object and use its name 2366fcf3ce44SJohn Forte * for param lookup. 2367fcf3ce44SJohn Forte */ 2368fcf3ce44SJohn Forte if (rtn == 0) { 2369fcf3ce44SJohn Forte name = isp->sess_name; 2370fcf3ce44SJohn Forte } else { 2371fcf3ce44SJohn Forte rtn = 0; 2372fcf3ce44SJohn Forte name = 2373fcf3ce44SJohn Forte iscsi_targetparam_get_name(chap->c_oid); 2374fcf3ce44SJohn Forte } 2375fcf3ce44SJohn Forte 2376f5fc5c04SJack Meng if (name == NULL) { 2377f5fc5c04SJack Meng rw_exit(&ihp->hba_sess_list_rwlock); 2378f5fc5c04SJack Meng rtn = EFAULT; 2379f5fc5c04SJack Meng break; 2380f5fc5c04SJack Meng } 2381fcf3ce44SJohn Forte /* 2382fcf3ce44SJohn Forte * Initialize the target-side chap name to the 2383fcf3ce44SJohn Forte * session name if no chap settings have been 2384fcf3ce44SJohn Forte * saved for the current session. 2385fcf3ce44SJohn Forte */ 2386fcf3ce44SJohn Forte if (persistent_chap_get((char *)name, 2387fcf3ce44SJohn Forte chap) == B_FALSE) { 2388fcf3ce44SJohn Forte int name_len = strlen((char *)name); 2389fcf3ce44SJohn Forte iscsi_chap_props_t *chap = NULL; 2390fcf3ce44SJohn Forte chap = (iscsi_chap_props_t *)kmem_zalloc 2391fcf3ce44SJohn Forte (sizeof (iscsi_chap_props_t), KM_SLEEP); 2392fcf3ce44SJohn Forte bcopy((char *)name, chap->c_user, name_len); 2393fcf3ce44SJohn Forte chap->c_user_len = name_len; 2394fcf3ce44SJohn Forte (void) (persistent_chap_set((char *)name, 2395fcf3ce44SJohn Forte chap)); 2396fcf3ce44SJohn Forte kmem_free(chap, sizeof (*chap)); 2397fcf3ce44SJohn Forte } 2398fcf3ce44SJohn Forte } 2399fcf3ce44SJohn Forte 2400fcf3ce44SJohn Forte if (name == NULL) { 2401fcf3ce44SJohn Forte rw_exit( 2402fcf3ce44SJohn Forte &ihp->hba_sess_list_rwlock); 2403fcf3ce44SJohn Forte rtn = EFAULT; 2404fcf3ce44SJohn Forte break; 2405fcf3ce44SJohn Forte } 2406fcf3ce44SJohn Forte 2407fcf3ce44SJohn Forte if (persistent_chap_get((char *)name, chap) == B_FALSE) { 2408fcf3ce44SJohn Forte rw_exit(&ihp->hba_sess_list_rwlock); 2409fcf3ce44SJohn Forte rtn = EIO; 2410fcf3ce44SJohn Forte break; 2411fcf3ce44SJohn Forte } 2412fcf3ce44SJohn Forte rw_exit(&ihp->hba_sess_list_rwlock); 2413fcf3ce44SJohn Forte 2414fcf3ce44SJohn Forte rtn = ddi_copyout(chap, (caddr_t)arg, sizeof (*chap), mode); 2415fcf3ce44SJohn Forte kmem_free(chap, sizeof (*chap)); 2416fcf3ce44SJohn Forte break; 2417fcf3ce44SJohn Forte 2418fcf3ce44SJohn Forte /* 2419fcf3ce44SJohn Forte * ISCSI_CHAP_CLEAR - 2420fcf3ce44SJohn Forte */ 2421fcf3ce44SJohn Forte case ISCSI_CHAP_CLEAR: 2422fcf3ce44SJohn Forte chap = (iscsi_chap_props_t *)kmem_zalloc(sizeof (*chap), 2423fcf3ce44SJohn Forte KM_SLEEP); 2424fcf3ce44SJohn Forte if (ddi_copyin((caddr_t)arg, chap, sizeof (*chap), mode)) { 2425fcf3ce44SJohn Forte rtn = EFAULT; 2426fcf3ce44SJohn Forte kmem_free(chap, sizeof (*chap)); 2427fcf3ce44SJohn Forte break; 2428fcf3ce44SJohn Forte } else if (chap->c_vers != ISCSI_INTERFACE_VERSION) { 2429fcf3ce44SJohn Forte rtn = EINVAL; 2430fcf3ce44SJohn Forte kmem_free(chap, sizeof (*chap)); 2431fcf3ce44SJohn Forte break; 2432fcf3ce44SJohn Forte } 2433fcf3ce44SJohn Forte 2434fcf3ce44SJohn Forte if (chap->c_oid == ihp->hba_oid) { 2435fcf3ce44SJohn Forte iscsi_sess_t *sessp; 2436fcf3ce44SJohn Forte 2437fcf3ce44SJohn Forte name = ihp->hba_name; 2438fcf3ce44SJohn Forte 2439fcf3ce44SJohn Forte if (persistent_chap_clear( 2440fcf3ce44SJohn Forte (char *)name) == B_FALSE) { 2441fcf3ce44SJohn Forte rtn = EIO; 2442fcf3ce44SJohn Forte } 2443fcf3ce44SJohn Forte 2444fcf3ce44SJohn Forte /* 2445fcf3ce44SJohn Forte * Loop through all sessions and memset their 2446fcf3ce44SJohn Forte * (initiator's) passwords 2447fcf3ce44SJohn Forte */ 2448fcf3ce44SJohn Forte rw_enter(&ihp->hba_sess_list_rwlock, RW_READER); 2449fcf3ce44SJohn Forte for (sessp = ihp->hba_sess_list; sessp; 2450fcf3ce44SJohn Forte sessp = sessp->sess_next) { 2451fcf3ce44SJohn Forte (void) memset(sessp->sess_auth.password, 2452fcf3ce44SJohn Forte 0, iscsiAuthStringMaxLength); 2453fcf3ce44SJohn Forte sessp->sess_auth.password_length = 0; 2454fcf3ce44SJohn Forte } 2455fcf3ce44SJohn Forte rw_exit(&ihp->hba_sess_list_rwlock); 2456fcf3ce44SJohn Forte 2457fcf3ce44SJohn Forte } else { 2458fcf3ce44SJohn Forte rw_enter(&ihp->hba_sess_list_rwlock, RW_READER); 2459fcf3ce44SJohn Forte /* 2460fcf3ce44SJohn Forte * If the oid does represent a session check to see 2461fcf3ce44SJohn Forte * if it is a target oid. If so, return the target's 2462fcf3ce44SJohn Forte * associated session. 2463fcf3ce44SJohn Forte */ 2464fcf3ce44SJohn Forte rtn = iscsi_sess_get(chap->c_oid, ihp, &isp); 2465fcf3ce44SJohn Forte if (rtn != 0) { 2466fcf3ce44SJohn Forte rtn = iscsi_sess_get_by_target(chap->c_oid, 2467fcf3ce44SJohn Forte ihp, &isp); 2468fcf3ce44SJohn Forte } 2469fcf3ce44SJohn Forte 2470fcf3ce44SJohn Forte rw_exit(&ihp->hba_sess_list_rwlock); 2471fcf3ce44SJohn Forte 2472fcf3ce44SJohn Forte /* 2473fcf3ce44SJohn Forte * If rtn is zero then we have found an 2474fcf3ce44SJohn Forte * existing session. Use the session name to 2475fcf3ce44SJohn Forte * do param lookup. If rtn is non-zero then 2476fcf3ce44SJohn Forte * create a targetparam object and use its name 2477fcf3ce44SJohn Forte * for param lookup. 2478fcf3ce44SJohn Forte */ 2479fcf3ce44SJohn Forte if (rtn == 0) { 2480fcf3ce44SJohn Forte name = isp->sess_name; 2481fcf3ce44SJohn Forte } else { 2482fcf3ce44SJohn Forte name = 2483fcf3ce44SJohn Forte iscsi_targetparam_get_name(chap->c_oid); 2484fcf3ce44SJohn Forte rtn = 0; 2485fcf3ce44SJohn Forte } 2486fcf3ce44SJohn Forte 2487fcf3ce44SJohn Forte if (name == NULL) { 2488fcf3ce44SJohn Forte rw_exit( 2489fcf3ce44SJohn Forte &ihp->hba_sess_list_rwlock); 2490fcf3ce44SJohn Forte rtn = EFAULT; 2491fcf3ce44SJohn Forte break; 2492fcf3ce44SJohn Forte } 2493fcf3ce44SJohn Forte 2494fcf3ce44SJohn Forte if (persistent_chap_clear( 2495fcf3ce44SJohn Forte (char *)name) == B_FALSE) { 2496fcf3ce44SJohn Forte rtn = EIO; 2497fcf3ce44SJohn Forte } 2498fcf3ce44SJohn Forte 2499fcf3ce44SJohn Forte /* 2500fcf3ce44SJohn Forte * Clear out session chap password if we found a 2501fcf3ce44SJohn Forte * session above. 2502fcf3ce44SJohn Forte */ 2503fcf3ce44SJohn Forte if (isp != NULL) { 2504fcf3ce44SJohn Forte (void) memset(isp->sess_auth.password_in, 2505fcf3ce44SJohn Forte 0, iscsiAuthStringMaxLength); 2506fcf3ce44SJohn Forte isp->sess_auth.password_length_in = 0; 2507fcf3ce44SJohn Forte } 2508fcf3ce44SJohn Forte 2509fcf3ce44SJohn Forte } 2510fcf3ce44SJohn Forte 2511fcf3ce44SJohn Forte kmem_free(chap, sizeof (*chap)); 2512fcf3ce44SJohn Forte break; 2513fcf3ce44SJohn Forte 2514fcf3ce44SJohn Forte /* 2515fcf3ce44SJohn Forte * ISCSI_STATIC_GET - 2516fcf3ce44SJohn Forte */ 2517fcf3ce44SJohn Forte case ISCSI_STATIC_GET: 2518fcf3ce44SJohn Forte ispp = (iscsi_static_property_t *)kmem_alloc( 2519fcf3ce44SJohn Forte sizeof (*ispp), KM_SLEEP); 2520fcf3ce44SJohn Forte 2521fcf3ce44SJohn Forte if (ddi_copyin((caddr_t)arg, ispp, sizeof (*ispp), mode)) { 2522fcf3ce44SJohn Forte rtn = EFAULT; 2523fcf3ce44SJohn Forte kmem_free(ispp, sizeof (*ispp)); 2524fcf3ce44SJohn Forte break; 2525fcf3ce44SJohn Forte } 2526fcf3ce44SJohn Forte 2527fcf3ce44SJohn Forte if (ispp->p_vers != ISCSI_INTERFACE_VERSION) { 2528fcf3ce44SJohn Forte rtn = EINVAL; 2529fcf3ce44SJohn Forte kmem_free(ispp, sizeof (*ispp)); 2530fcf3ce44SJohn Forte break; 2531fcf3ce44SJohn Forte } 2532fcf3ce44SJohn Forte 2533fcf3ce44SJohn Forte { 2534fcf3ce44SJohn Forte void *v = NULL; 2535fcf3ce44SJohn Forte boolean_t found = B_FALSE; 2536fcf3ce44SJohn Forte 2537fcf3ce44SJohn Forte persistent_static_addr_lock(); 2538fcf3ce44SJohn Forte while (persistent_static_addr_next(&v, 2539fcf3ce44SJohn Forte (char *)ispp->p_name, &e) == B_TRUE) { 2540fcf3ce44SJohn Forte 2541fcf3ce44SJohn Forte if (ispp->p_oid == e.e_oid) { 2542fcf3ce44SJohn Forte /* 2543fcf3ce44SJohn Forte * In case there are multiple 2544fcf3ce44SJohn Forte * addresses associated with the 2545fcf3ce44SJohn Forte * given target OID, pick the first 2546fcf3ce44SJohn Forte * one. 2547fcf3ce44SJohn Forte */ 2548fcf3ce44SJohn Forte iscsi_addr_t *ap; 2549fcf3ce44SJohn Forte 2550fcf3ce44SJohn Forte ap = &(ispp->p_addr_list.al_addrs[0]); 2551fcf3ce44SJohn Forte ap->a_port = e.e_port; 2552fcf3ce44SJohn Forte ap->a_addr.i_insize = e.e_insize; 2553fcf3ce44SJohn Forte bcopy(e.e_u.u_in6.s6_addr, 2554fcf3ce44SJohn Forte ap->a_addr.i_addr.in6.s6_addr, 2555fcf3ce44SJohn Forte e.e_insize); 2556fcf3ce44SJohn Forte ispp->p_name_len = 2557fcf3ce44SJohn Forte strlen((char *)ispp->p_name); 2558fcf3ce44SJohn Forte ispp->p_addr_list.al_tpgt = e.e_tpgt; 2559fcf3ce44SJohn Forte ispp->p_addr_list.al_out_cnt = 1; 2560fcf3ce44SJohn Forte 2561fcf3ce44SJohn Forte found = B_TRUE; 2562fcf3ce44SJohn Forte break; 2563fcf3ce44SJohn Forte } 2564fcf3ce44SJohn Forte } 2565fcf3ce44SJohn Forte persistent_static_addr_unlock(); 2566fcf3ce44SJohn Forte 2567fcf3ce44SJohn Forte if (found == B_TRUE) { 2568fcf3ce44SJohn Forte rtn = ddi_copyout(ispp, (caddr_t)arg, 2569fcf3ce44SJohn Forte sizeof (*ispp), mode); 2570fcf3ce44SJohn Forte } else { 2571fcf3ce44SJohn Forte rtn = ENOENT; 2572fcf3ce44SJohn Forte } 2573fcf3ce44SJohn Forte } 2574fcf3ce44SJohn Forte kmem_free(ispp, sizeof (*ispp)); 2575fcf3ce44SJohn Forte 2576fcf3ce44SJohn Forte break; 2577fcf3ce44SJohn Forte 2578fcf3ce44SJohn Forte /* 2579fcf3ce44SJohn Forte * ISCSI_STATIC_SET - 2580fcf3ce44SJohn Forte */ 2581fcf3ce44SJohn Forte case ISCSI_STATIC_SET: 2582fcf3ce44SJohn Forte target = iscsi_ioctl_copyin((caddr_t)arg, mode, 2583fcf3ce44SJohn Forte sizeof (*target)); 2584fcf3ce44SJohn Forte if (target == NULL) { 2585fcf3ce44SJohn Forte rtn = EFAULT; 2586fcf3ce44SJohn Forte break; 2587fcf3ce44SJohn Forte } 2588fcf3ce44SJohn Forte 2589fcf3ce44SJohn Forte if (target->te_entry.e_vers != ISCSI_INTERFACE_VERSION) { 2590fcf3ce44SJohn Forte kmem_free(target, sizeof (*target)); 2591fcf3ce44SJohn Forte rtn = EINVAL; 2592fcf3ce44SJohn Forte break; 2593fcf3ce44SJohn Forte } 2594fcf3ce44SJohn Forte 2595fcf3ce44SJohn Forte /* Check if the target's already been added */ 2596fcf3ce44SJohn Forte { 2597fcf3ce44SJohn Forte boolean_t static_target_found = B_FALSE; 2598fcf3ce44SJohn Forte void *v = NULL; 2599fcf3ce44SJohn Forte 2600fcf3ce44SJohn Forte name = kmem_zalloc(ISCSI_MAX_NAME_LEN, KM_SLEEP); 2601fcf3ce44SJohn Forte persistent_static_addr_lock(); 2602fcf3ce44SJohn Forte while (persistent_static_addr_next(&v, (char *)name, 2603fcf3ce44SJohn Forte &e) == B_TRUE) { 2604fcf3ce44SJohn Forte /* 2605fcf3ce44SJohn Forte * MC/S - Need to check IP address and port 2606fcf3ce44SJohn Forte * number as well when we support MC/S. 2607fcf3ce44SJohn Forte */ 2608fcf3ce44SJohn Forte if ((strncmp((char *)name, 2609fcf3ce44SJohn Forte (char *)target->te_name, 2610fcf3ce44SJohn Forte ISCSI_MAX_NAME_LEN) == 0) && 2611fcf3ce44SJohn Forte (target->te_entry.e_tpgt == e.e_tpgt) && 2612fcf3ce44SJohn Forte (target->te_entry.e_insize == e.e_insize) && 2613fcf3ce44SJohn Forte (bcmp(&target->te_entry.e_u, &e.e_u, 2614fcf3ce44SJohn Forte e.e_insize) == 0)) { 2615fcf3ce44SJohn Forte /* 2616fcf3ce44SJohn Forte * We don't allow MC/S for now but 2617fcf3ce44SJohn Forte * we do allow adding the same target 2618fcf3ce44SJohn Forte * with different TPGTs (hence, 2619fcf3ce44SJohn Forte * different sessions). 2620fcf3ce44SJohn Forte */ 2621fcf3ce44SJohn Forte static_target_found = B_TRUE; 2622fcf3ce44SJohn Forte break; 2623fcf3ce44SJohn Forte } 2624fcf3ce44SJohn Forte } 2625fcf3ce44SJohn Forte persistent_static_addr_unlock(); 2626fcf3ce44SJohn Forte kmem_free(name, ISCSI_MAX_NAME_LEN); 2627fcf3ce44SJohn Forte 2628fcf3ce44SJohn Forte if (static_target_found == B_TRUE) { 2629fcf3ce44SJohn Forte /* Duplicate entry */ 2630fcf3ce44SJohn Forte kmem_free(target, sizeof (*target)); 2631fcf3ce44SJohn Forte rtn = EEXIST; 2632fcf3ce44SJohn Forte break; 2633fcf3ce44SJohn Forte } 2634fcf3ce44SJohn Forte } 2635fcf3ce44SJohn Forte 2636fcf3ce44SJohn Forte if (target->te_entry.e_oid == ISCSI_OID_NOTSET) { 2637fcf3ce44SJohn Forte mutex_enter(&iscsi_oid_mutex); 2638fcf3ce44SJohn Forte target->te_entry.e_oid = iscsi_oid++; 2639fcf3ce44SJohn Forte mutex_exit(&iscsi_oid_mutex); 2640fcf3ce44SJohn Forte } 2641fcf3ce44SJohn Forte 2642fcf3ce44SJohn Forte persistent_static_addr_lock(); 2643fcf3ce44SJohn Forte if (persistent_static_addr_set((char *)target->te_name, 2644fcf3ce44SJohn Forte &target->te_entry) == B_FALSE) { 2645fcf3ce44SJohn Forte persistent_static_addr_unlock(); 2646fcf3ce44SJohn Forte kmem_free(target, sizeof (*target)); 2647fcf3ce44SJohn Forte rtn = EIO; 2648fcf3ce44SJohn Forte break; 2649fcf3ce44SJohn Forte } 2650fcf3ce44SJohn Forte persistent_static_addr_unlock(); 2651fcf3ce44SJohn Forte 2652fcf3ce44SJohn Forte /* 2653fcf3ce44SJohn Forte * If Static Targets discovery is enabled, then add 2654fcf3ce44SJohn Forte * target to discovery queue. Otherwise, just create 2655fcf3ce44SJohn Forte * the session for potential future use. 2656fcf3ce44SJohn Forte */ 2657fcf3ce44SJohn Forte method = persistent_disc_meth_get(); 2658fcf3ce44SJohn Forte if (method & iSCSIDiscoveryMethodStatic) { 2659fcf3ce44SJohn Forte iscsid_poke_discovery(ihp, iSCSIDiscoveryMethodStatic); 2660fcf3ce44SJohn Forte (void) iscsid_login_tgt(ihp, (char *)target->te_name, 2661fcf3ce44SJohn Forte iSCSIDiscoveryMethodStatic, NULL); 2662fcf3ce44SJohn Forte } 2663fcf3ce44SJohn Forte 2664fcf3ce44SJohn Forte rtn = iscsi_ioctl_copyout(target, sizeof (*target), 2665fcf3ce44SJohn Forte (caddr_t)arg, mode); 2666fcf3ce44SJohn Forte break; 2667fcf3ce44SJohn Forte 2668fcf3ce44SJohn Forte /* 2669fcf3ce44SJohn Forte * ISCSI_STATIC_CLEAR - 2670fcf3ce44SJohn Forte */ 2671fcf3ce44SJohn Forte case ISCSI_STATIC_CLEAR: 2672fcf3ce44SJohn Forte if (ddi_copyin((caddr_t)arg, &e, sizeof (e), mode)) { 2673fcf3ce44SJohn Forte rtn = EFAULT; 2674fcf3ce44SJohn Forte break; 2675fcf3ce44SJohn Forte } else if (e.e_vers != ISCSI_INTERFACE_VERSION) { 2676fcf3ce44SJohn Forte rtn = EINVAL; 2677fcf3ce44SJohn Forte break; 2678fcf3ce44SJohn Forte } 2679fcf3ce44SJohn Forte 2680fcf3ce44SJohn Forte { 2681fcf3ce44SJohn Forte boolean_t found = B_FALSE; 2682fcf3ce44SJohn Forte void *v = NULL; 2683fcf3ce44SJohn Forte entry_t tmp_e; 2684fcf3ce44SJohn Forte char *name = NULL; 2685fcf3ce44SJohn Forte 2686fcf3ce44SJohn Forte name = kmem_zalloc(ISCSI_MAX_NAME_LEN, KM_SLEEP); 2687fcf3ce44SJohn Forte 2688fcf3ce44SJohn Forte /* Find name for matching static_tgt oid */ 2689fcf3ce44SJohn Forte persistent_static_addr_lock(); 2690fcf3ce44SJohn Forte while (persistent_static_addr_next(&v, 2691fcf3ce44SJohn Forte (char *)name, &tmp_e) == B_TRUE) { 2692fcf3ce44SJohn Forte if (e.e_oid == tmp_e.e_oid) { 2693fcf3ce44SJohn Forte found = B_TRUE; 2694fcf3ce44SJohn Forte break; 2695fcf3ce44SJohn Forte } 2696fcf3ce44SJohn Forte } 2697fcf3ce44SJohn Forte 2698fcf3ce44SJohn Forte /* If static_tgt found logout and remove it */ 2699fcf3ce44SJohn Forte if (found == B_TRUE) { 2700fcf3ce44SJohn Forte 2701fcf3ce44SJohn Forte iscsid_addr_to_sockaddr(tmp_e.e_insize, 2702fcf3ce44SJohn Forte &tmp_e.e_u, tmp_e.e_port, &addr_dsc.sin); 2703fcf3ce44SJohn Forte 2704*aff4bce5Syi zhang - Sun Microsystems - Beijing China persistent_static_addr_unlock(); 2705*aff4bce5Syi zhang - Sun Microsystems - Beijing China 2706*aff4bce5Syi zhang - Sun Microsystems - Beijing China /* 2707*aff4bce5Syi zhang - Sun Microsystems - Beijing China * If discovery in progress, try few times 2708*aff4bce5Syi zhang - Sun Microsystems - Beijing China * before return busy 2709*aff4bce5Syi zhang - Sun Microsystems - Beijing China */ 2710*aff4bce5Syi zhang - Sun Microsystems - Beijing China retry = 0; 2711*aff4bce5Syi zhang - Sun Microsystems - Beijing China mutex_enter(&ihp->hba_discovery_events_mutex); 2712*aff4bce5Syi zhang - Sun Microsystems - Beijing China while (ihp->hba_discovery_in_progress == 2713*aff4bce5Syi zhang - Sun Microsystems - Beijing China B_TRUE) { 2714*aff4bce5Syi zhang - Sun Microsystems - Beijing China if (++retry == 5) { 2715*aff4bce5Syi zhang - Sun Microsystems - Beijing China rtn = EBUSY; 2716*aff4bce5Syi zhang - Sun Microsystems - Beijing China break; 2717*aff4bce5Syi zhang - Sun Microsystems - Beijing China } 2718*aff4bce5Syi zhang - Sun Microsystems - Beijing China mutex_exit( 2719*aff4bce5Syi zhang - Sun Microsystems - Beijing China &ihp->hba_discovery_events_mutex); 2720*aff4bce5Syi zhang - Sun Microsystems - Beijing China delay(SEC_TO_TICK( 2721*aff4bce5Syi zhang - Sun Microsystems - Beijing China ISCSI_DISC_DELAY)); 2722*aff4bce5Syi zhang - Sun Microsystems - Beijing China mutex_enter( 2723*aff4bce5Syi zhang - Sun Microsystems - Beijing China &ihp->hba_discovery_events_mutex); 2724*aff4bce5Syi zhang - Sun Microsystems - Beijing China } 2725*aff4bce5Syi zhang - Sun Microsystems - Beijing China /* remove from persistent store */ 2726*aff4bce5Syi zhang - Sun Microsystems - Beijing China if (rtn == 0 && persistent_static_addr_clear( 2727*aff4bce5Syi zhang - Sun Microsystems - Beijing China e.e_oid) == B_FALSE) { 2728*aff4bce5Syi zhang - Sun Microsystems - Beijing China rtn = EIO; 2729*aff4bce5Syi zhang - Sun Microsystems - Beijing China } 2730*aff4bce5Syi zhang - Sun Microsystems - Beijing China mutex_exit(&ihp->hba_discovery_events_mutex); 2731*aff4bce5Syi zhang - Sun Microsystems - Beijing China 2732*aff4bce5Syi zhang - Sun Microsystems - Beijing China if (rtn != 0) { 2733*aff4bce5Syi zhang - Sun Microsystems - Beijing China kmem_free(name, ISCSI_MAX_NAME_LEN); 2734*aff4bce5Syi zhang - Sun Microsystems - Beijing China break; 2735*aff4bce5Syi zhang - Sun Microsystems - Beijing China } 2736*aff4bce5Syi zhang - Sun Microsystems - Beijing China 2737fcf3ce44SJohn Forte /* Attempt to logout of target */ 2738fcf3ce44SJohn Forte if (iscsid_del(ihp, (char *)name, 2739fcf3ce44SJohn Forte iSCSIDiscoveryMethodStatic, &addr_dsc.sin) 2740*aff4bce5Syi zhang - Sun Microsystems - Beijing China == B_FALSE) { 2741*aff4bce5Syi zhang - Sun Microsystems - Beijing China persistent_static_addr_lock(); 2742fcf3ce44SJohn Forte 2743*aff4bce5Syi zhang - Sun Microsystems - Beijing China /* 2744*aff4bce5Syi zhang - Sun Microsystems - Beijing China * Restore static_tgt to 2745*aff4bce5Syi zhang - Sun Microsystems - Beijing China * persistent store 2746*aff4bce5Syi zhang - Sun Microsystems - Beijing China */ 2747*aff4bce5Syi zhang - Sun Microsystems - Beijing China if (persistent_static_addr_set( 2748*aff4bce5Syi zhang - Sun Microsystems - Beijing China (char *)name, 2749*aff4bce5Syi zhang - Sun Microsystems - Beijing China &e) == B_FALSE) { 2750*aff4bce5Syi zhang - Sun Microsystems - Beijing China cmn_err(CE_WARN, "Failed to " 2751*aff4bce5Syi zhang - Sun Microsystems - Beijing China "restore static target " 2752*aff4bce5Syi zhang - Sun Microsystems - Beijing China "address after logout " 2753*aff4bce5Syi zhang - Sun Microsystems - Beijing China "target failure."); 2754fcf3ce44SJohn Forte } 2755*aff4bce5Syi zhang - Sun Microsystems - Beijing China persistent_static_addr_unlock(); 2756*aff4bce5Syi zhang - Sun Microsystems - Beijing China rtn = EBUSY; 2757*aff4bce5Syi zhang - Sun Microsystems - Beijing China } else { 2758fcf3ce44SJohn Forte iscsid_poke_discovery(ihp, 2759fcf3ce44SJohn Forte iSCSIDiscoveryMethodStatic); 2760fcf3ce44SJohn Forte (void) iscsid_login_tgt(ihp, 2761fcf3ce44SJohn Forte (char *)name, 2762fcf3ce44SJohn Forte iSCSIDiscoveryMethodStatic, 2763fcf3ce44SJohn Forte NULL); 2764fcf3ce44SJohn Forte 2765fcf3ce44SJohn Forte } 2766fcf3ce44SJohn Forte } else { 2767fcf3ce44SJohn Forte persistent_static_addr_unlock(); 2768fcf3ce44SJohn Forte rtn = EIO; 2769fcf3ce44SJohn Forte } 2770fcf3ce44SJohn Forte kmem_free(name, ISCSI_MAX_NAME_LEN); 2771fcf3ce44SJohn Forte } 2772fcf3ce44SJohn Forte break; 2773fcf3ce44SJohn Forte 2774fcf3ce44SJohn Forte /* 2775fcf3ce44SJohn Forte * ISCSI_ISNS_SERVER_ADDR_SET: 2776fcf3ce44SJohn Forte */ 2777fcf3ce44SJohn Forte case ISCSI_ISNS_SERVER_ADDR_SET: 2778fcf3ce44SJohn Forte if (ddi_copyin((caddr_t)arg, &e, sizeof (e), mode)) { 2779fcf3ce44SJohn Forte rtn = EFAULT; 2780fcf3ce44SJohn Forte break; 2781fcf3ce44SJohn Forte } else if (e.e_vers != ISCSI_INTERFACE_VERSION) { 2782fcf3ce44SJohn Forte rtn = EINVAL; 2783fcf3ce44SJohn Forte break; 2784fcf3ce44SJohn Forte } 2785fcf3ce44SJohn Forte 2786fcf3ce44SJohn Forte if (persistent_isns_addr_set(&e) == B_FALSE) { 2787fcf3ce44SJohn Forte rtn = EIO; 2788fcf3ce44SJohn Forte break; 2789fcf3ce44SJohn Forte } 2790fcf3ce44SJohn Forte 2791fcf3ce44SJohn Forte /* 2792fcf3ce44SJohn Forte * If iSNS server discovery is enabled, then kickoff 2793fcf3ce44SJohn Forte * discovery of the targets advertised by the recently 2794fcf3ce44SJohn Forte * added iSNS server address. 2795fcf3ce44SJohn Forte */ 2796fcf3ce44SJohn Forte method = persistent_disc_meth_get(); 2797fcf3ce44SJohn Forte if (method & iSCSIDiscoveryMethodISNS) { 2798fcf3ce44SJohn Forte initiator_node_name = kmem_zalloc(ISCSI_MAX_NAME_LEN, 2799fcf3ce44SJohn Forte KM_SLEEP); 2800fcf3ce44SJohn Forte if (persistent_initiator_name_get(initiator_node_name, 2801fcf3ce44SJohn Forte ISCSI_MAX_NAME_LEN) != B_TRUE) { 2802fcf3ce44SJohn Forte kmem_free(initiator_node_name, 2803fcf3ce44SJohn Forte ISCSI_MAX_NAME_LEN); 2804fcf3ce44SJohn Forte initiator_node_name = NULL; 2805fcf3ce44SJohn Forte rtn = EIO; 2806fcf3ce44SJohn Forte break; 2807fcf3ce44SJohn Forte } 2808fcf3ce44SJohn Forte if (strlen(initiator_node_name) == 0) { 2809fcf3ce44SJohn Forte kmem_free(initiator_node_name, 2810fcf3ce44SJohn Forte ISCSI_MAX_NAME_LEN); 2811fcf3ce44SJohn Forte initiator_node_name = NULL; 2812fcf3ce44SJohn Forte rtn = EIO; 2813fcf3ce44SJohn Forte break; 2814fcf3ce44SJohn Forte } 2815fcf3ce44SJohn Forte 2816fcf3ce44SJohn Forte initiator_node_alias = kmem_zalloc(ISCSI_MAX_NAME_LEN, 2817fcf3ce44SJohn Forte KM_SLEEP); 2818fcf3ce44SJohn Forte if (persistent_alias_name_get(initiator_node_alias, 2819fcf3ce44SJohn Forte ISCSI_MAX_NAME_LEN) != B_TRUE) { 2820fcf3ce44SJohn Forte initiator_node_alias[0] = '\0'; 2821fcf3ce44SJohn Forte } 2822fcf3ce44SJohn Forte 2823fcf3ce44SJohn Forte /* 2824fcf3ce44SJohn Forte * Register this initiator node against this iSNS 2825fcf3ce44SJohn Forte * server. 2826fcf3ce44SJohn Forte */ 2827fcf3ce44SJohn Forte (void) isns_reg_one_server(&e, ihp->hba_isid, 2828fcf3ce44SJohn Forte (uint8_t *)initiator_node_name, 2829fcf3ce44SJohn Forte ISCSI_MAX_NAME_LEN, 2830fcf3ce44SJohn Forte (uint8_t *)initiator_node_alias, 2831fcf3ce44SJohn Forte ISCSI_MAX_NAME_LEN, 2832fcf3ce44SJohn Forte ISNS_INITIATOR_NODE_TYPE, 2833fcf3ce44SJohn Forte isns_scn_callback); 2834fcf3ce44SJohn Forte 2835fcf3ce44SJohn Forte iscsid_do_isns_query_one_server(ihp, &e); 2836fcf3ce44SJohn Forte 2837fcf3ce44SJohn Forte iscsid_addr_to_sockaddr(e.e_insize, 2838fcf3ce44SJohn Forte &e.e_u, e.e_port, &addr_dsc.sin); 2839fcf3ce44SJohn Forte 2840fcf3ce44SJohn Forte (void) iscsid_login_tgt(ihp, NULL, 2841fcf3ce44SJohn Forte iSCSIDiscoveryMethodISNS, 2842fcf3ce44SJohn Forte &addr_dsc.sin); 2843fcf3ce44SJohn Forte 2844fcf3ce44SJohn Forte /* Done using the name and alias - free them. */ 2845fcf3ce44SJohn Forte kmem_free(initiator_node_name, ISCSI_MAX_NAME_LEN); 2846fcf3ce44SJohn Forte initiator_node_name = NULL; 2847fcf3ce44SJohn Forte kmem_free(initiator_node_alias, ISCSI_MAX_NAME_LEN); 2848fcf3ce44SJohn Forte initiator_node_alias = NULL; 2849fcf3ce44SJohn Forte } 2850fcf3ce44SJohn Forte break; 2851fcf3ce44SJohn Forte 2852fcf3ce44SJohn Forte /* 2853fcf3ce44SJohn Forte * ISCSI_DISCOVERY_ADDR_SET: 2854fcf3ce44SJohn Forte */ 2855fcf3ce44SJohn Forte case ISCSI_DISCOVERY_ADDR_SET: 2856fcf3ce44SJohn Forte if (ddi_copyin((caddr_t)arg, &e, sizeof (e), mode)) { 2857fcf3ce44SJohn Forte rtn = EFAULT; 2858fcf3ce44SJohn Forte break; 2859fcf3ce44SJohn Forte } else if (e.e_vers != ISCSI_INTERFACE_VERSION) { 2860fcf3ce44SJohn Forte rtn = EINVAL; 2861fcf3ce44SJohn Forte break; 2862fcf3ce44SJohn Forte } 2863fcf3ce44SJohn Forte 2864fcf3ce44SJohn Forte if (e.e_oid == ISCSI_OID_NOTSET) { 2865fcf3ce44SJohn Forte mutex_enter(&iscsi_oid_mutex); 2866fcf3ce44SJohn Forte e.e_oid = iscsi_oid++; 2867fcf3ce44SJohn Forte mutex_exit(&iscsi_oid_mutex); 2868fcf3ce44SJohn Forte } 2869fcf3ce44SJohn Forte 2870fcf3ce44SJohn Forte if (persistent_disc_addr_set(&e) == B_FALSE) { 2871fcf3ce44SJohn Forte rtn = EIO; 2872fcf3ce44SJohn Forte break; 2873fcf3ce44SJohn Forte } 2874fcf3ce44SJohn Forte 2875fcf3ce44SJohn Forte /* 2876fcf3ce44SJohn Forte * If Send Targets discovery is enabled, then kickoff 2877fcf3ce44SJohn Forte * discovery of the targets advertised by the recently 2878fcf3ce44SJohn Forte * added discovery address. 2879fcf3ce44SJohn Forte */ 2880fcf3ce44SJohn Forte method = persistent_disc_meth_get(); 2881fcf3ce44SJohn Forte if (method & iSCSIDiscoveryMethodSendTargets) { 2882fcf3ce44SJohn Forte 2883fcf3ce44SJohn Forte iscsid_addr_to_sockaddr(e.e_insize, 2884fcf3ce44SJohn Forte &e.e_u, e.e_port, &addr_dsc.sin); 2885fcf3ce44SJohn Forte iscsid_do_sendtgts(&e); 2886fcf3ce44SJohn Forte (void) iscsid_login_tgt(ihp, NULL, 2887fcf3ce44SJohn Forte iSCSIDiscoveryMethodSendTargets, 2888fcf3ce44SJohn Forte &addr_dsc.sin); 2889fcf3ce44SJohn Forte 2890fcf3ce44SJohn Forte } 2891fcf3ce44SJohn Forte break; 2892fcf3ce44SJohn Forte 2893fcf3ce44SJohn Forte /* 2894fcf3ce44SJohn Forte * ISCSI_DISCOVERY_ADDR_LIST_GET 2895fcf3ce44SJohn Forte */ 2896fcf3ce44SJohn Forte case ISCSI_DISCOVERY_ADDR_LIST_GET: 2897fcf3ce44SJohn Forte /* copyin user args */ 2898fcf3ce44SJohn Forte if (ddi_copyin((caddr_t)arg, &ial, sizeof (ial), mode)) { 2899fcf3ce44SJohn Forte rtn = EFAULT; 2900fcf3ce44SJohn Forte break; 2901fcf3ce44SJohn Forte } 2902fcf3ce44SJohn Forte 2903fcf3ce44SJohn Forte if (ial.al_vers != ISCSI_INTERFACE_VERSION) { 2904fcf3ce44SJohn Forte rtn = EINVAL; 2905fcf3ce44SJohn Forte break; 2906fcf3ce44SJohn Forte } 2907fcf3ce44SJohn Forte 2908fcf3ce44SJohn Forte list_space = sizeof (iscsi_addr_list_t); 2909fcf3ce44SJohn Forte if (ial.al_in_cnt != 0) { 2910fcf3ce44SJohn Forte list_space += (sizeof (iscsi_addr_t) * 2911fcf3ce44SJohn Forte (ial.al_in_cnt - 1)); 2912fcf3ce44SJohn Forte } 2913fcf3ce44SJohn Forte 2914fcf3ce44SJohn Forte ialp = kmem_zalloc(list_space, KM_SLEEP); 2915fcf3ce44SJohn Forte bcopy(&ial, ialp, sizeof (iscsi_addr_list_t)); 2916fcf3ce44SJohn Forte 2917fcf3ce44SJohn Forte void_p = NULL; 2918fcf3ce44SJohn Forte ialp->al_out_cnt = 0; 2919fcf3ce44SJohn Forte persistent_disc_addr_lock(); 2920fcf3ce44SJohn Forte while (persistent_disc_addr_next(&void_p, &e) == B_TRUE) { 2921fcf3ce44SJohn Forte if (ialp->al_out_cnt < ialp->al_in_cnt) { 2922fcf3ce44SJohn Forte int i = ialp->al_out_cnt; 2923fcf3ce44SJohn Forte iscsi_addr_t *addr = &ialp->al_addrs[i]; 2924fcf3ce44SJohn Forte 2925fcf3ce44SJohn Forte addr->a_port = e.e_port; 2926fcf3ce44SJohn Forte addr->a_addr.i_insize = e.e_insize; 2927fcf3ce44SJohn Forte addr->a_oid = e.e_oid; 2928fcf3ce44SJohn Forte 2929fcf3ce44SJohn Forte if (e.e_insize == sizeof (struct in_addr)) { 2930fcf3ce44SJohn Forte /* IPv4 */ 2931fcf3ce44SJohn Forte addr->a_addr.i_addr.in4.s_addr = 2932fcf3ce44SJohn Forte e.e_u.u_in4.s_addr; 2933fcf3ce44SJohn Forte } else if (e.e_insize == 2934fcf3ce44SJohn Forte sizeof (struct in6_addr)) { 2935fcf3ce44SJohn Forte /* IPv6 */ 2936fcf3ce44SJohn Forte bcopy(e.e_u.u_in6.s6_addr, 2937fcf3ce44SJohn Forte addr->a_addr.i_addr.in6.s6_addr, 2938fcf3ce44SJohn Forte 16); 2939fcf3ce44SJohn Forte } 2940fcf3ce44SJohn Forte } 2941fcf3ce44SJohn Forte ialp->al_out_cnt++; 2942fcf3ce44SJohn Forte } 2943fcf3ce44SJohn Forte persistent_disc_addr_unlock(); 2944fcf3ce44SJohn Forte 2945fcf3ce44SJohn Forte rtn = ddi_copyout(ialp, (caddr_t)arg, list_space, mode); 2946fcf3ce44SJohn Forte kmem_free(ialp, list_space); 2947fcf3ce44SJohn Forte break; 2948fcf3ce44SJohn Forte 2949fcf3ce44SJohn Forte /* 2950fcf3ce44SJohn Forte * ISCSI_ISNS_SERVER_ADDR_LIST_GET 2951fcf3ce44SJohn Forte */ 2952fcf3ce44SJohn Forte case ISCSI_ISNS_SERVER_ADDR_LIST_GET: 2953fcf3ce44SJohn Forte /* copyin user args */ 2954fcf3ce44SJohn Forte if (ddi_copyin((caddr_t)arg, &ial, sizeof (ial), mode)) { 2955fcf3ce44SJohn Forte rtn = EFAULT; 2956fcf3ce44SJohn Forte break; 2957fcf3ce44SJohn Forte } 2958fcf3ce44SJohn Forte 2959fcf3ce44SJohn Forte if (ial.al_vers != ISCSI_INTERFACE_VERSION) { 2960fcf3ce44SJohn Forte rtn = EINVAL; 2961fcf3ce44SJohn Forte break; 2962fcf3ce44SJohn Forte } 2963fcf3ce44SJohn Forte 2964fcf3ce44SJohn Forte list_space = sizeof (iscsi_addr_list_t); 2965fcf3ce44SJohn Forte if (ial.al_in_cnt != 0) { 2966fcf3ce44SJohn Forte list_space += (sizeof (iscsi_addr_t) * 2967fcf3ce44SJohn Forte (ial.al_in_cnt - 1)); 2968fcf3ce44SJohn Forte } 2969fcf3ce44SJohn Forte 2970fcf3ce44SJohn Forte ialp = kmem_zalloc(list_space, KM_SLEEP); 2971fcf3ce44SJohn Forte bcopy(&ial, ialp, sizeof (iscsi_addr_list_t)); 2972fcf3ce44SJohn Forte 2973fcf3ce44SJohn Forte void_p = NULL; 2974fcf3ce44SJohn Forte ialp->al_out_cnt = 0; 2975fcf3ce44SJohn Forte persistent_isns_addr_lock(); 2976fcf3ce44SJohn Forte while (persistent_isns_addr_next(&void_p, &e) == B_TRUE) { 2977fcf3ce44SJohn Forte if (ialp->al_out_cnt < ialp->al_in_cnt) { 2978fcf3ce44SJohn Forte int i = ialp->al_out_cnt; 2979fcf3ce44SJohn Forte iscsi_addr_t *addr = &ialp->al_addrs[i]; 2980fcf3ce44SJohn Forte 2981fcf3ce44SJohn Forte addr->a_port = e.e_port; 2982fcf3ce44SJohn Forte addr->a_addr.i_insize = e.e_insize; 2983fcf3ce44SJohn Forte if (e.e_insize == sizeof (struct in_addr)) { 2984fcf3ce44SJohn Forte /* IPv4 */ 2985fcf3ce44SJohn Forte addr->a_addr.i_addr.in4.s_addr = 2986fcf3ce44SJohn Forte e.e_u.u_in4.s_addr; 2987fcf3ce44SJohn Forte } else if (e.e_insize == 2988fcf3ce44SJohn Forte sizeof (struct in6_addr)) { 2989fcf3ce44SJohn Forte /* IPv6 */ 2990fcf3ce44SJohn Forte bcopy(e.e_u.u_in6.s6_addr, 2991fcf3ce44SJohn Forte addr->a_addr.i_addr.in6.s6_addr, 2992fcf3ce44SJohn Forte 16); 2993fcf3ce44SJohn Forte } 2994fcf3ce44SJohn Forte } 2995fcf3ce44SJohn Forte ialp->al_out_cnt++; 2996fcf3ce44SJohn Forte } 2997fcf3ce44SJohn Forte persistent_isns_addr_unlock(); 2998fcf3ce44SJohn Forte 2999fcf3ce44SJohn Forte rtn = ddi_copyout(ialp, (caddr_t)arg, list_space, mode); 3000fcf3ce44SJohn Forte kmem_free(ialp, list_space); 3001fcf3ce44SJohn Forte break; 3002fcf3ce44SJohn Forte 3003fcf3ce44SJohn Forte /* 3004fcf3ce44SJohn Forte * ISCSI_DISCOVERY_ADDR_CLEAR: 3005fcf3ce44SJohn Forte */ 3006fcf3ce44SJohn Forte case ISCSI_DISCOVERY_ADDR_CLEAR: 3007fcf3ce44SJohn Forte if (ddi_copyin((caddr_t)arg, &e, sizeof (e), mode)) { 3008fcf3ce44SJohn Forte rtn = EFAULT; 3009fcf3ce44SJohn Forte break; 3010fcf3ce44SJohn Forte } else if (e.e_vers != ISCSI_INTERFACE_VERSION) { 3011fcf3ce44SJohn Forte rtn = EINVAL; 3012fcf3ce44SJohn Forte break; 3013fcf3ce44SJohn Forte } 3014fcf3ce44SJohn Forte 3015fcf3ce44SJohn Forte iscsid_addr_to_sockaddr(e.e_insize, 3016fcf3ce44SJohn Forte &e.e_u, e.e_port, &addr_dsc.sin); 3017fcf3ce44SJohn Forte 3018*aff4bce5Syi zhang - Sun Microsystems - Beijing China /* If discovery in progress, try few times before return busy */ 3019*aff4bce5Syi zhang - Sun Microsystems - Beijing China retry = 0; 3020*aff4bce5Syi zhang - Sun Microsystems - Beijing China mutex_enter(&ihp->hba_discovery_events_mutex); 3021*aff4bce5Syi zhang - Sun Microsystems - Beijing China while (ihp->hba_discovery_in_progress == B_TRUE) { 3022*aff4bce5Syi zhang - Sun Microsystems - Beijing China if (++retry == 5) { 3023*aff4bce5Syi zhang - Sun Microsystems - Beijing China rtn = EBUSY; 3024*aff4bce5Syi zhang - Sun Microsystems - Beijing China break; 3025*aff4bce5Syi zhang - Sun Microsystems - Beijing China } 3026*aff4bce5Syi zhang - Sun Microsystems - Beijing China mutex_exit(&ihp->hba_discovery_events_mutex); 3027*aff4bce5Syi zhang - Sun Microsystems - Beijing China delay(SEC_TO_TICK(ISCSI_DISC_DELAY)); 3028*aff4bce5Syi zhang - Sun Microsystems - Beijing China mutex_enter(&ihp->hba_discovery_events_mutex); 3029*aff4bce5Syi zhang - Sun Microsystems - Beijing China } 3030*aff4bce5Syi zhang - Sun Microsystems - Beijing China 3031*aff4bce5Syi zhang - Sun Microsystems - Beijing China /* 3032*aff4bce5Syi zhang - Sun Microsystems - Beijing China * Clear discovery address first, so that any bus config 3033*aff4bce5Syi zhang - Sun Microsystems - Beijing China * will ignore this discovery address 3034*aff4bce5Syi zhang - Sun Microsystems - Beijing China */ 3035*aff4bce5Syi zhang - Sun Microsystems - Beijing China if (rtn == 0 && persistent_disc_addr_clear(&e) == B_FALSE) { 3036*aff4bce5Syi zhang - Sun Microsystems - Beijing China rtn = EIO; 3037*aff4bce5Syi zhang - Sun Microsystems - Beijing China } 3038*aff4bce5Syi zhang - Sun Microsystems - Beijing China mutex_exit(&ihp->hba_discovery_events_mutex); 3039*aff4bce5Syi zhang - Sun Microsystems - Beijing China 3040*aff4bce5Syi zhang - Sun Microsystems - Beijing China if (rtn != 0) { 3041*aff4bce5Syi zhang - Sun Microsystems - Beijing China break; 3042*aff4bce5Syi zhang - Sun Microsystems - Beijing China } 3043fcf3ce44SJohn Forte /* Attempt to logout of associated targets */ 3044fcf3ce44SJohn Forte if (iscsid_del(ihp, NULL, 3045fcf3ce44SJohn Forte iSCSIDiscoveryMethodSendTargets, &addr_dsc.sin) == 3046*aff4bce5Syi zhang - Sun Microsystems - Beijing China B_FALSE) { 3047*aff4bce5Syi zhang - Sun Microsystems - Beijing China /* Failure!, restore the discovery addr. */ 3048*aff4bce5Syi zhang - Sun Microsystems - Beijing China if (persistent_disc_addr_set(&e) == B_FALSE) { 3049*aff4bce5Syi zhang - Sun Microsystems - Beijing China cmn_err(CE_WARN, "Failed to restore sendtgt " 3050*aff4bce5Syi zhang - Sun Microsystems - Beijing China "discovery address after logout associated " 3051*aff4bce5Syi zhang - Sun Microsystems - Beijing China "targets failures."); 3052fcf3ce44SJohn Forte } 3053fcf3ce44SJohn Forte rtn = EBUSY; 3054fcf3ce44SJohn Forte } 3055fcf3ce44SJohn Forte break; 3056fcf3ce44SJohn Forte 3057fcf3ce44SJohn Forte /* 3058fcf3ce44SJohn Forte * ISCSI_ISNS_SERVER_CLEAR: 3059fcf3ce44SJohn Forte */ 3060fcf3ce44SJohn Forte case ISCSI_ISNS_SERVER_ADDR_CLEAR: 3061fcf3ce44SJohn Forte if (ddi_copyin((caddr_t)arg, &e, sizeof (e), mode)) { 3062fcf3ce44SJohn Forte rtn = EFAULT; 3063fcf3ce44SJohn Forte break; 3064fcf3ce44SJohn Forte } else if (e.e_vers != ISCSI_INTERFACE_VERSION) { 3065fcf3ce44SJohn Forte rtn = EINVAL; 3066fcf3ce44SJohn Forte break; 3067fcf3ce44SJohn Forte } 3068fcf3ce44SJohn Forte 3069fcf3ce44SJohn Forte iscsid_addr_to_sockaddr(e.e_insize, 3070fcf3ce44SJohn Forte &e.e_u, e.e_port, &addr_dsc.sin); 3071fcf3ce44SJohn Forte 3072*aff4bce5Syi zhang - Sun Microsystems - Beijing China /* If discovery in progress, try few times before return busy */ 3073*aff4bce5Syi zhang - Sun Microsystems - Beijing China retry = 0; 3074*aff4bce5Syi zhang - Sun Microsystems - Beijing China mutex_enter(&ihp->hba_discovery_events_mutex); 3075*aff4bce5Syi zhang - Sun Microsystems - Beijing China while (ihp->hba_discovery_in_progress == B_TRUE) { 3076*aff4bce5Syi zhang - Sun Microsystems - Beijing China if (++retry == 5) { 3077*aff4bce5Syi zhang - Sun Microsystems - Beijing China rtn = EBUSY; 3078*aff4bce5Syi zhang - Sun Microsystems - Beijing China break; 3079*aff4bce5Syi zhang - Sun Microsystems - Beijing China } 3080*aff4bce5Syi zhang - Sun Microsystems - Beijing China mutex_exit(&ihp->hba_discovery_events_mutex); 3081*aff4bce5Syi zhang - Sun Microsystems - Beijing China delay(SEC_TO_TICK(ISCSI_DISC_DELAY)); 3082*aff4bce5Syi zhang - Sun Microsystems - Beijing China mutex_enter(&ihp->hba_discovery_events_mutex); 3083*aff4bce5Syi zhang - Sun Microsystems - Beijing China } 3084*aff4bce5Syi zhang - Sun Microsystems - Beijing China 3085*aff4bce5Syi zhang - Sun Microsystems - Beijing China /* 3086*aff4bce5Syi zhang - Sun Microsystems - Beijing China * Clear isns server address first, so that any bus config 3087*aff4bce5Syi zhang - Sun Microsystems - Beijing China * will ignore any target registerd on this isns server 3088*aff4bce5Syi zhang - Sun Microsystems - Beijing China */ 3089*aff4bce5Syi zhang - Sun Microsystems - Beijing China if (rtn == 0 && persistent_isns_addr_clear(&e) == B_FALSE) { 3090*aff4bce5Syi zhang - Sun Microsystems - Beijing China rtn = EIO; 3091*aff4bce5Syi zhang - Sun Microsystems - Beijing China } 3092*aff4bce5Syi zhang - Sun Microsystems - Beijing China mutex_exit(&ihp->hba_discovery_events_mutex); 3093*aff4bce5Syi zhang - Sun Microsystems - Beijing China 3094*aff4bce5Syi zhang - Sun Microsystems - Beijing China if (rtn != 0) { 3095*aff4bce5Syi zhang - Sun Microsystems - Beijing China break; 3096*aff4bce5Syi zhang - Sun Microsystems - Beijing China } 3097*aff4bce5Syi zhang - Sun Microsystems - Beijing China 3098fcf3ce44SJohn Forte /* Attempt logout of associated targets */ 3099fcf3ce44SJohn Forte if (iscsid_del(ihp, NULL, iSCSIDiscoveryMethodISNS, 3100*aff4bce5Syi zhang - Sun Microsystems - Beijing China &addr_dsc.sin) == B_FALSE) { 3101*aff4bce5Syi zhang - Sun Microsystems - Beijing China /* Failure!, restore the isns server addr. */ 3102fcf3ce44SJohn Forte 3103*aff4bce5Syi zhang - Sun Microsystems - Beijing China if (persistent_isns_addr_set(&e) == B_FALSE) { 3104*aff4bce5Syi zhang - Sun Microsystems - Beijing China cmn_err(CE_WARN, "Failed to restore isns server" 3105*aff4bce5Syi zhang - Sun Microsystems - Beijing China " address after logout associated targets" 3106*aff4bce5Syi zhang - Sun Microsystems - Beijing China " failures."); 3107fcf3ce44SJohn Forte } 3108*aff4bce5Syi zhang - Sun Microsystems - Beijing China rtn = EBUSY; 3109*aff4bce5Syi zhang - Sun Microsystems - Beijing China } else { 3110fcf3ce44SJohn Forte method = persistent_disc_meth_get(); 3111fcf3ce44SJohn Forte if (method & iSCSIDiscoveryMethodISNS) { 3112fcf3ce44SJohn Forte boolean_t is_last_isns_server_b = 3113fcf3ce44SJohn Forte B_FALSE; 3114fcf3ce44SJohn Forte int isns_server_count = 0; 3115fcf3ce44SJohn Forte void *void_p = NULL; 3116fcf3ce44SJohn Forte 3117fcf3ce44SJohn Forte /* 3118fcf3ce44SJohn Forte * Check if the last iSNS server's been 3119fcf3ce44SJohn Forte * removed. 3120fcf3ce44SJohn Forte */ 3121fcf3ce44SJohn Forte { 3122fcf3ce44SJohn Forte entry_t tmp_e; 3123fcf3ce44SJohn Forte persistent_isns_addr_lock(); 3124fcf3ce44SJohn Forte while (persistent_isns_addr_next( 3125fcf3ce44SJohn Forte &void_p, &tmp_e) == B_TRUE) { 3126fcf3ce44SJohn Forte isns_server_count++; 3127fcf3ce44SJohn Forte } 3128fcf3ce44SJohn Forte } 3129fcf3ce44SJohn Forte persistent_isns_addr_unlock(); 3130fcf3ce44SJohn Forte if (isns_server_count == 0) { 3131fcf3ce44SJohn Forte is_last_isns_server_b = B_TRUE; 3132fcf3ce44SJohn Forte } 3133fcf3ce44SJohn Forte 3134fcf3ce44SJohn Forte /* 3135fcf3ce44SJohn Forte * Deregister this node from this iSNS 3136fcf3ce44SJohn Forte * server. 3137fcf3ce44SJohn Forte */ 3138fcf3ce44SJohn Forte initiator_node_name = kmem_zalloc( 3139fcf3ce44SJohn Forte ISCSI_MAX_NAME_LEN, KM_SLEEP); 3140fcf3ce44SJohn Forte if (persistent_initiator_name_get( 3141fcf3ce44SJohn Forte initiator_node_name, 3142fcf3ce44SJohn Forte ISCSI_MAX_NAME_LEN) == B_TRUE) { 3143fcf3ce44SJohn Forte 3144fcf3ce44SJohn Forte if (strlen(initiator_node_name) > 0) { 3145fcf3ce44SJohn Forte (void) isns_dereg_one_server( 3146fcf3ce44SJohn Forte &e, (uint8_t *) 3147fcf3ce44SJohn Forte initiator_node_name, 3148fcf3ce44SJohn Forte is_last_isns_server_b); 3149fcf3ce44SJohn Forte } 3150fcf3ce44SJohn Forte } 3151fcf3ce44SJohn Forte kmem_free(initiator_node_name, 3152fcf3ce44SJohn Forte ISCSI_MAX_NAME_LEN); 3153fcf3ce44SJohn Forte initiator_node_name = NULL; 3154fcf3ce44SJohn Forte } 3155fcf3ce44SJohn Forte } 3156fcf3ce44SJohn Forte break; 3157fcf3ce44SJohn Forte 3158fcf3ce44SJohn Forte /* 3159fcf3ce44SJohn Forte * ISCSI_DISCOVERY_SET - 3160fcf3ce44SJohn Forte */ 3161fcf3ce44SJohn Forte case ISCSI_DISCOVERY_SET: 3162fcf3ce44SJohn Forte if (ddi_copyin((caddr_t)arg, &method, sizeof (method), mode)) { 3163fcf3ce44SJohn Forte rtn = EFAULT; 3164fcf3ce44SJohn Forte break; 3165fcf3ce44SJohn Forte } 3166fcf3ce44SJohn Forte 3167fcf3ce44SJohn Forte if (persistent_disc_meth_set(method) == B_FALSE) { 3168fcf3ce44SJohn Forte rtn = EIO; 3169fcf3ce44SJohn Forte } else { 31707f848965Sbing zhao - Sun Microsystems - Beijing China (void) iscsid_enable_discovery(ihp, method, B_FALSE); 3171fcf3ce44SJohn Forte iscsid_poke_discovery(ihp, method); 3172fcf3ce44SJohn Forte (void) iscsid_login_tgt(ihp, NULL, method, NULL); 3173fcf3ce44SJohn Forte } 3174fcf3ce44SJohn Forte break; 3175fcf3ce44SJohn Forte 3176fcf3ce44SJohn Forte /* 3177fcf3ce44SJohn Forte * ISCSI_DISCOVERY_GET - 3178fcf3ce44SJohn Forte */ 3179fcf3ce44SJohn Forte case ISCSI_DISCOVERY_GET: 3180fcf3ce44SJohn Forte method = persistent_disc_meth_get(); 3181fcf3ce44SJohn Forte rtn = ddi_copyout(&method, (caddr_t)arg, 3182fcf3ce44SJohn Forte sizeof (method), mode); 3183fcf3ce44SJohn Forte break; 3184fcf3ce44SJohn Forte 3185fcf3ce44SJohn Forte /* 3186fcf3ce44SJohn Forte * ISCSI_DISCOVERY_CLEAR - 3187fcf3ce44SJohn Forte */ 3188fcf3ce44SJohn Forte case ISCSI_DISCOVERY_CLEAR: 3189fcf3ce44SJohn Forte if (ddi_copyin((caddr_t)arg, &method, sizeof (method), mode)) { 3190fcf3ce44SJohn Forte rtn = EFAULT; 3191fcf3ce44SJohn Forte break; 3192fcf3ce44SJohn Forte } 3193fcf3ce44SJohn Forte 3194c21c6c26Syi zhang - Sun Microsystems - Beijing China /* If discovery in progress, try few times before return busy */ 3195c21c6c26Syi zhang - Sun Microsystems - Beijing China retry = 0; 3196c21c6c26Syi zhang - Sun Microsystems - Beijing China mutex_enter(&ihp->hba_discovery_events_mutex); 3197c21c6c26Syi zhang - Sun Microsystems - Beijing China while (ihp->hba_discovery_in_progress == B_TRUE) { 3198c21c6c26Syi zhang - Sun Microsystems - Beijing China if (++retry == 5) { 3199c21c6c26Syi zhang - Sun Microsystems - Beijing China rtn = EBUSY; 3200c21c6c26Syi zhang - Sun Microsystems - Beijing China break; 3201c21c6c26Syi zhang - Sun Microsystems - Beijing China } 3202c21c6c26Syi zhang - Sun Microsystems - Beijing China mutex_exit(&ihp->hba_discovery_events_mutex); 3203*aff4bce5Syi zhang - Sun Microsystems - Beijing China delay(SEC_TO_TICK(ISCSI_DISC_DELAY)); 3204c21c6c26Syi zhang - Sun Microsystems - Beijing China mutex_enter(&ihp->hba_discovery_events_mutex); 3205fcf3ce44SJohn Forte } 3206fcf3ce44SJohn Forte 3207fcf3ce44SJohn Forte /* 3208c21c6c26Syi zhang - Sun Microsystems - Beijing China * Clear discovery first, so that any bus config or 3209c21c6c26Syi zhang - Sun Microsystems - Beijing China * discovery requests will ignore this discovery method 3210fcf3ce44SJohn Forte */ 3211c21c6c26Syi zhang - Sun Microsystems - Beijing China if (rtn == 0 && persistent_disc_meth_clear(method) == B_FALSE) { 3212fcf3ce44SJohn Forte rtn = EIO; 3213c21c6c26Syi zhang - Sun Microsystems - Beijing China } 3214c21c6c26Syi zhang - Sun Microsystems - Beijing China mutex_exit(&ihp->hba_discovery_events_mutex); 3215c21c6c26Syi zhang - Sun Microsystems - Beijing China 3216c21c6c26Syi zhang - Sun Microsystems - Beijing China if (rtn != 0) { 3217fcf3ce44SJohn Forte break; 3218fcf3ce44SJohn Forte } 3219c21c6c26Syi zhang - Sun Microsystems - Beijing China 3220c21c6c26Syi zhang - Sun Microsystems - Beijing China /* Attempt to logout from all associated targets */ 3221c21c6c26Syi zhang - Sun Microsystems - Beijing China if (iscsid_disable_discovery(ihp, method) == B_FALSE) { 3222c21c6c26Syi zhang - Sun Microsystems - Beijing China /* Failure!, reset the discovery */ 3223c21c6c26Syi zhang - Sun Microsystems - Beijing China if (persistent_disc_meth_set(method) == B_FALSE) { 3224c21c6c26Syi zhang - Sun Microsystems - Beijing China cmn_err(CE_WARN, "Failed to reset discovery " 3225c21c6c26Syi zhang - Sun Microsystems - Beijing China "method after discovery disable failure."); 3226c21c6c26Syi zhang - Sun Microsystems - Beijing China } 3227c21c6c26Syi zhang - Sun Microsystems - Beijing China rtn = EBUSY; 3228c21c6c26Syi zhang - Sun Microsystems - Beijing China } 3229fcf3ce44SJohn Forte break; 3230fcf3ce44SJohn Forte 3231fcf3ce44SJohn Forte /* 3232fcf3ce44SJohn Forte * ISCSI_DISCOVERY_PROPS - 3233fcf3ce44SJohn Forte */ 3234fcf3ce44SJohn Forte case ISCSI_DISCOVERY_PROPS: 3235fcf3ce44SJohn Forte iscsid_props(&discovery_props); 3236fcf3ce44SJohn Forte if (ddi_copyout(&discovery_props, (caddr_t)arg, 3237fcf3ce44SJohn Forte sizeof (discovery_props), mode)) 3238fcf3ce44SJohn Forte rtn = EFAULT; 3239fcf3ce44SJohn Forte break; 3240fcf3ce44SJohn Forte 3241fcf3ce44SJohn Forte /* 3242fcf3ce44SJohn Forte * ISCSI_LUN_OID_LIST -- 3243fcf3ce44SJohn Forte */ 3244fcf3ce44SJohn Forte case ISCSI_LUN_OID_LIST_GET: 3245fcf3ce44SJohn Forte ll = (iscsi_lun_list_t *)kmem_alloc(sizeof (*ll), KM_SLEEP); 3246fcf3ce44SJohn Forte if (ddi_copyin((caddr_t)arg, ll, sizeof (*ll), mode)) { 3247fcf3ce44SJohn Forte rtn = EFAULT; 3248fcf3ce44SJohn Forte kmem_free(ll, sizeof (*ll)); 3249fcf3ce44SJohn Forte break; 3250fcf3ce44SJohn Forte } 3251fcf3ce44SJohn Forte 3252fcf3ce44SJohn Forte if (ll->ll_vers != ISCSI_INTERFACE_VERSION) { 3253fcf3ce44SJohn Forte rtn = EINVAL; 3254fcf3ce44SJohn Forte kmem_free(ll, sizeof (*ll)); 3255fcf3ce44SJohn Forte break; 3256fcf3ce44SJohn Forte } 3257fcf3ce44SJohn Forte 3258fcf3ce44SJohn Forte /* 3259fcf3ce44SJohn Forte * Find out how much space the user has allocated in their 3260fcf3ce44SJohn Forte * structure. Match the same space for our structure. 3261fcf3ce44SJohn Forte */ 3262fcf3ce44SJohn Forte lun_sz = sizeof (iscsi_lun_list_t); 3263fcf3ce44SJohn Forte if (ll->ll_in_cnt > 0) { 3264fcf3ce44SJohn Forte lun_sz += (ll->ll_in_cnt - 1) * sizeof (iscsi_if_lun_t); 3265fcf3ce44SJohn Forte } 3266fcf3ce44SJohn Forte 3267fcf3ce44SJohn Forte llp = kmem_zalloc(lun_sz, KM_SLEEP); 3268fcf3ce44SJohn Forte bcopy(ll, llp, sizeof (*ll)); 3269fcf3ce44SJohn Forte kmem_free(ll, sizeof (*ll)); 3270fcf3ce44SJohn Forte 3271fcf3ce44SJohn Forte /* 3272fcf3ce44SJohn Forte * Check to see if oid references a target-param oid. If so, 3273fcf3ce44SJohn Forte * find the associated session oid before getting lu list. 3274fcf3ce44SJohn Forte */ 3275fcf3ce44SJohn Forte if (iscsi_targetparam_get_name(llp->ll_tgt_oid) != NULL) { 3276fcf3ce44SJohn Forte for (isp = ihp->hba_sess_list; isp; 3277fcf3ce44SJohn Forte isp = isp->sess_next) { 3278fcf3ce44SJohn Forte if (isp->sess_target_oid == llp->ll_tgt_oid) { 3279fcf3ce44SJohn Forte target_oid = isp->sess_oid; 3280fcf3ce44SJohn Forte break; 3281fcf3ce44SJohn Forte } 3282fcf3ce44SJohn Forte } 3283fcf3ce44SJohn Forte } else { 3284fcf3ce44SJohn Forte target_oid = llp->ll_tgt_oid; 3285fcf3ce44SJohn Forte } 3286fcf3ce44SJohn Forte 3287fcf3ce44SJohn Forte 3288fcf3ce44SJohn Forte /* 3289fcf3ce44SJohn Forte * Look at the LUNs attached to the specified target. If there 3290fcf3ce44SJohn Forte * is space in the user structure save that information locally. 3291fcf3ce44SJohn Forte * Always add up the count to the total. By always adding 3292fcf3ce44SJohn Forte * the count this code can be used if ll_in_cnt == 0 and 3293fcf3ce44SJohn Forte * the user just wishes to know the appropriate size to 3294fcf3ce44SJohn Forte * allocate. 3295fcf3ce44SJohn Forte */ 3296fcf3ce44SJohn Forte rw_enter(&ihp->hba_sess_list_rwlock, RW_READER); 3297fcf3ce44SJohn Forte for (isp = ihp->hba_sess_list; isp; isp = isp->sess_next) { 3298fcf3ce44SJohn Forte if ((llp->ll_all_tgts == B_FALSE) && 3299fcf3ce44SJohn Forte (isp->sess_oid != target_oid)) { 3300fcf3ce44SJohn Forte continue; 3301fcf3ce44SJohn Forte } 3302fcf3ce44SJohn Forte rw_enter(&isp->sess_lun_list_rwlock, RW_READER); 3303fcf3ce44SJohn Forte for (ilp = isp->sess_lun_list; ilp; 3304fcf3ce44SJohn Forte ilp = ilp->lun_next) { 330591dae09cSbing zhao - Sun Microsystems - Beijing China if ((ilp->lun_state & 330691dae09cSbing zhao - Sun Microsystems - Beijing China ISCSI_LUN_STATE_ONLINE) && 330791dae09cSbing zhao - Sun Microsystems - Beijing China !(ilp->lun_state & 330891dae09cSbing zhao - Sun Microsystems - Beijing China ISCSI_LUN_STATE_INVALID)) { 3309fcf3ce44SJohn Forte if (llp->ll_out_cnt < 3310fcf3ce44SJohn Forte llp->ll_in_cnt) { 3311fcf3ce44SJohn Forte iscsi_if_lun_t *lp; 3312fcf3ce44SJohn Forte lp = &llp->ll_luns[ 3313fcf3ce44SJohn Forte llp->ll_out_cnt]; 3314fcf3ce44SJohn Forte 3315fcf3ce44SJohn Forte lp->l_tgt_oid = 3316fcf3ce44SJohn Forte isp->sess_oid; 3317fcf3ce44SJohn Forte lp->l_oid = ilp->lun_oid; 3318fcf3ce44SJohn Forte lp->l_num = ilp->lun_num; 3319fcf3ce44SJohn Forte } 3320fcf3ce44SJohn Forte llp->ll_out_cnt++; 3321fcf3ce44SJohn Forte } 3322fcf3ce44SJohn Forte } 3323fcf3ce44SJohn Forte rw_exit(&isp->sess_lun_list_rwlock); 3324fcf3ce44SJohn Forte } 3325fcf3ce44SJohn Forte rw_exit(&ihp->hba_sess_list_rwlock); 3326fcf3ce44SJohn Forte 3327fcf3ce44SJohn Forte if (ddi_copyout(llp, (caddr_t)arg, lun_sz, mode)) { 3328fcf3ce44SJohn Forte rtn = EFAULT; 3329fcf3ce44SJohn Forte } 3330fcf3ce44SJohn Forte 3331fcf3ce44SJohn Forte kmem_free(llp, lun_sz); 3332fcf3ce44SJohn Forte break; 3333fcf3ce44SJohn Forte 3334fcf3ce44SJohn Forte /* 3335fcf3ce44SJohn Forte * ISCSI_LUN_PROPS_GET -- 3336fcf3ce44SJohn Forte */ 3337fcf3ce44SJohn Forte case ISCSI_LUN_PROPS_GET: 3338fcf3ce44SJohn Forte lun = (iscsi_lun_props_t *)kmem_zalloc(sizeof (*lun), KM_SLEEP); 3339fcf3ce44SJohn Forte if (ddi_copyin((caddr_t)arg, lun, sizeof (*lun), mode)) { 3340fcf3ce44SJohn Forte rtn = EFAULT; 3341fcf3ce44SJohn Forte kmem_free(lun, sizeof (*lun)); 3342fcf3ce44SJohn Forte break; 3343fcf3ce44SJohn Forte } 3344fcf3ce44SJohn Forte 3345fcf3ce44SJohn Forte if (lun->lp_vers != ISCSI_INTERFACE_VERSION) { 3346fcf3ce44SJohn Forte rtn = EINVAL; 3347fcf3ce44SJohn Forte kmem_free(lun, sizeof (*lun)); 3348fcf3ce44SJohn Forte break; 3349fcf3ce44SJohn Forte } 3350fcf3ce44SJohn Forte 3351fcf3ce44SJohn Forte /* 3352fcf3ce44SJohn Forte * For the target specified, find the LUN specified and 3353fcf3ce44SJohn Forte * return its properties 3354fcf3ce44SJohn Forte */ 3355fcf3ce44SJohn Forte rw_enter(&ihp->hba_sess_list_rwlock, RW_READER); 3356fcf3ce44SJohn Forte rtn = iscsi_sess_get(lun->lp_tgt_oid, ihp, &isp); 3357fcf3ce44SJohn Forte if (rtn != 0) { 3358fcf3ce44SJohn Forte rw_exit(&ihp->hba_sess_list_rwlock); 3359fcf3ce44SJohn Forte rtn = EFAULT; 3360fcf3ce44SJohn Forte kmem_free(lun, sizeof (*lun)); 3361fcf3ce44SJohn Forte break; 3362fcf3ce44SJohn Forte } 3363fcf3ce44SJohn Forte rtn = EINVAL; /* Set bad rtn, correct only if found */ 3364fcf3ce44SJohn Forte rw_enter(&isp->sess_lun_list_rwlock, RW_READER); 3365fcf3ce44SJohn Forte for (ilp = isp->sess_lun_list; ilp; ilp = ilp->lun_next) { 3366fcf3ce44SJohn Forte if (ilp->lun_oid == lun->lp_oid) { 3367fcf3ce44SJohn Forte lun->lp_num = ilp->lun_num; 3368fcf3ce44SJohn Forte lun->lp_status = LunValid; 3369fcf3ce44SJohn Forte lun->lp_time_online = ilp->lun_time_online; 3370fcf3ce44SJohn Forte 3371fcf3ce44SJohn Forte if (ilp->lun_pip != NULL) { 3372fcf3ce44SJohn Forte lun_dip = mdi_pi_get_client( 3373fcf3ce44SJohn Forte ilp->lun_pip); 3374fcf3ce44SJohn Forte } else { 3375fcf3ce44SJohn Forte lun_dip = ilp->lun_dip; 3376fcf3ce44SJohn Forte } 3377fcf3ce44SJohn Forte 3378fcf3ce44SJohn Forte if (lun_dip != NULL && 337964d0f0cbSyi zhang - Sun Microsystems - Beijing China ((i_ddi_devi_attached(lun_dip)) || 338064d0f0cbSyi zhang - Sun Microsystems - Beijing China (ddi_get_devstate(lun_dip) == 338164d0f0cbSyi zhang - Sun Microsystems - Beijing China DDI_DEVSTATE_UP))) { 3382fcf3ce44SJohn Forte (void) ddi_pathname(lun_dip, 3383fcf3ce44SJohn Forte lun->lp_pathname); 3384fcf3ce44SJohn Forte } else { 3385fcf3ce44SJohn Forte /* 3386fcf3ce44SJohn Forte * The LUN is not exported to the 3387fcf3ce44SJohn Forte * OS yet. It is in the process 3388fcf3ce44SJohn Forte * of being added. 3389fcf3ce44SJohn Forte */ 3390fcf3ce44SJohn Forte lun->lp_status = LunDoesNotExist; 3391fcf3ce44SJohn Forte } 3392fcf3ce44SJohn Forte bcopy(ilp->lun_vid, lun->lp_vid, 3393fcf3ce44SJohn Forte sizeof (lun->lp_vid)); 3394fcf3ce44SJohn Forte bcopy(ilp->lun_pid, lun->lp_pid, 3395fcf3ce44SJohn Forte sizeof (lun->lp_pid)); 3396fcf3ce44SJohn Forte rtn = ddi_copyout(lun, (caddr_t)arg, 3397fcf3ce44SJohn Forte sizeof (*lun), mode); 3398fcf3ce44SJohn Forte if (rtn == -1) { 3399fcf3ce44SJohn Forte rtn = EFAULT; 3400fcf3ce44SJohn Forte } 3401fcf3ce44SJohn Forte break; 3402fcf3ce44SJohn Forte } 3403fcf3ce44SJohn Forte } 3404fcf3ce44SJohn Forte rw_exit(&isp->sess_lun_list_rwlock); 3405fcf3ce44SJohn Forte rw_exit(&ihp->hba_sess_list_rwlock); 3406fcf3ce44SJohn Forte 3407fcf3ce44SJohn Forte kmem_free(lun, sizeof (*lun)); 3408fcf3ce44SJohn Forte break; 3409fcf3ce44SJohn Forte 3410fcf3ce44SJohn Forte /* 3411fcf3ce44SJohn Forte * ISCSI_CONN_OID_LIST_GET -- 3412fcf3ce44SJohn Forte */ 3413fcf3ce44SJohn Forte #define ISCSIIOCOLGC iscsi_ioctl_conn_oid_list_get_copyout 3414fcf3ce44SJohn Forte case ISCSI_CONN_OID_LIST_GET: 3415fcf3ce44SJohn Forte { 3416fcf3ce44SJohn Forte iscsi_conn_list_t *cl; 3417fcf3ce44SJohn Forte 3418fcf3ce44SJohn Forte /* Asuume the worst */ 3419fcf3ce44SJohn Forte rtn = EFAULT; 3420fcf3ce44SJohn Forte 3421fcf3ce44SJohn Forte /* Copy the input argument into kernel world. */ 3422fcf3ce44SJohn Forte cl = iscsi_ioctl_conn_oid_list_get_copyin( 3423fcf3ce44SJohn Forte (caddr_t)arg, 3424fcf3ce44SJohn Forte mode); 3425fcf3ce44SJohn Forte if (cl != NULL) { 3426fcf3ce44SJohn Forte if (iscsi_ioctl_conn_oid_list_get(ihp, cl) == 3427fcf3ce44SJohn Forte B_TRUE) { 3428fcf3ce44SJohn Forte rtn = 3429fcf3ce44SJohn Forte ISCSIIOCOLGC( 3430fcf3ce44SJohn Forte cl, (caddr_t)arg, mode); 3431fcf3ce44SJohn Forte } 3432fcf3ce44SJohn Forte } 3433fcf3ce44SJohn Forte break; 3434fcf3ce44SJohn Forte } 3435fcf3ce44SJohn Forte #undef ISCSIIOCOLGC 3436fcf3ce44SJohn Forte /* 3437fcf3ce44SJohn Forte * ISCSI_CONN_OID_LIST_GET -- 3438fcf3ce44SJohn Forte */ 3439fcf3ce44SJohn Forte case ISCSI_CONN_PROPS_GET: 3440fcf3ce44SJohn Forte { 3441fcf3ce44SJohn Forte iscsi_conn_props_t *cp; 3442fcf3ce44SJohn Forte 3443fcf3ce44SJohn Forte /* Asuume the worst */ 3444fcf3ce44SJohn Forte rtn = EFAULT; 3445fcf3ce44SJohn Forte 3446fcf3ce44SJohn Forte /* Copy the input argument into kernel world. */ 3447fcf3ce44SJohn Forte cp = iscsi_ioctl_copyin( 3448fcf3ce44SJohn Forte (caddr_t)arg, 3449fcf3ce44SJohn Forte mode, 3450fcf3ce44SJohn Forte sizeof (iscsi_conn_props_t)); 3451fcf3ce44SJohn Forte 3452fcf3ce44SJohn Forte if (cp != NULL) { 3453fcf3ce44SJohn Forte /* Get the propereties. */ 3454fcf3ce44SJohn Forte if (iscsi_ioctl_conn_props_get(ihp, cp) == 3455fcf3ce44SJohn Forte B_TRUE) { 3456fcf3ce44SJohn Forte rtn = 3457fcf3ce44SJohn Forte iscsi_ioctl_copyout( 3458fcf3ce44SJohn Forte cp, 3459fcf3ce44SJohn Forte sizeof (*cp), 3460fcf3ce44SJohn Forte (caddr_t)arg, 3461fcf3ce44SJohn Forte mode); 34629ad4dd06SSheng-Liang Eric Zhang } else { 34639ad4dd06SSheng-Liang Eric Zhang kmem_free(cp, sizeof (*cp)); 34649ad4dd06SSheng-Liang Eric Zhang cp = NULL; 3465fcf3ce44SJohn Forte } 3466fcf3ce44SJohn Forte } 3467fcf3ce44SJohn Forte break; 3468fcf3ce44SJohn Forte } 3469fcf3ce44SJohn Forte 3470fcf3ce44SJohn Forte /* 3471fcf3ce44SJohn Forte * ISCSI_RADIUS_GET - 3472fcf3ce44SJohn Forte */ 3473fcf3ce44SJohn Forte case ISCSI_RADIUS_GET: 3474fcf3ce44SJohn Forte { 3475fcf3ce44SJohn Forte iscsi_nvfile_status_t status; 3476fcf3ce44SJohn Forte 3477fcf3ce44SJohn Forte radius = (iscsi_radius_props_t *)kmem_zalloc(sizeof (*radius), 3478fcf3ce44SJohn Forte KM_SLEEP); 3479fcf3ce44SJohn Forte if (ddi_copyin((caddr_t)arg, radius, sizeof (*radius), mode)) { 3480fcf3ce44SJohn Forte kmem_free(radius, sizeof (*radius)); 3481fcf3ce44SJohn Forte rtn = EFAULT; 3482fcf3ce44SJohn Forte break; 3483fcf3ce44SJohn Forte } else if (radius->r_vers != ISCSI_INTERFACE_VERSION) { 3484fcf3ce44SJohn Forte kmem_free(radius, sizeof (*radius)); 3485fcf3ce44SJohn Forte rtn = EINVAL; 3486fcf3ce44SJohn Forte break; 3487fcf3ce44SJohn Forte } 3488fcf3ce44SJohn Forte 3489fcf3ce44SJohn Forte old_oid = radius->r_oid; 3490fcf3ce44SJohn Forte 3491fcf3ce44SJohn Forte if (radius->r_oid == ihp->hba_oid) { 3492fcf3ce44SJohn Forte name = ihp->hba_name; 3493fcf3ce44SJohn Forte } else { 3494fcf3ce44SJohn Forte /* 3495fcf3ce44SJohn Forte * RADIUS configuration should be done on a per 3496fcf3ce44SJohn Forte * initiator basis. 3497fcf3ce44SJohn Forte */ 3498fcf3ce44SJohn Forte kmem_free(radius, sizeof (*radius)); 3499fcf3ce44SJohn Forte rtn = EINVAL; 3500fcf3ce44SJohn Forte break; 3501fcf3ce44SJohn Forte } 3502fcf3ce44SJohn Forte 3503fcf3ce44SJohn Forte status = persistent_radius_get(radius); 3504fcf3ce44SJohn Forte if (status == ISCSI_NVFILE_SUCCESS) { 3505fcf3ce44SJohn Forte /* 3506fcf3ce44SJohn Forte * Restore the value for overridden (and bogus) oid. 3507fcf3ce44SJohn Forte */ 3508fcf3ce44SJohn Forte radius->r_oid = old_oid; 3509fcf3ce44SJohn Forte rtn = ddi_copyout(radius, (caddr_t)arg, 3510fcf3ce44SJohn Forte sizeof (*radius), mode); 3511fcf3ce44SJohn Forte } else if (status == ISCSI_NVFILE_NAMEVAL_NOT_FOUND) { 3512fcf3ce44SJohn Forte rtn = ENOENT; 3513fcf3ce44SJohn Forte } else { 3514fcf3ce44SJohn Forte rtn = EIO; 3515fcf3ce44SJohn Forte } 3516fcf3ce44SJohn Forte kmem_free(radius, sizeof (*radius)); 3517fcf3ce44SJohn Forte break; 3518fcf3ce44SJohn Forte } 3519fcf3ce44SJohn Forte 3520fcf3ce44SJohn Forte /* 3521fcf3ce44SJohn Forte * ISCSI_RADIUS_SET - 3522fcf3ce44SJohn Forte */ 3523fcf3ce44SJohn Forte case ISCSI_RADIUS_SET: 3524fcf3ce44SJohn Forte radius = (iscsi_radius_props_t *)kmem_zalloc(sizeof (*radius), 3525fcf3ce44SJohn Forte KM_SLEEP); 3526fcf3ce44SJohn Forte if (ddi_copyin((caddr_t)arg, radius, sizeof (*radius), mode)) { 3527fcf3ce44SJohn Forte rtn = EFAULT; 3528fcf3ce44SJohn Forte kmem_free(radius, sizeof (*radius)); 3529fcf3ce44SJohn Forte break; 3530fcf3ce44SJohn Forte } else if (radius->r_vers != ISCSI_INTERFACE_VERSION) { 3531fcf3ce44SJohn Forte rtn = EINVAL; 3532fcf3ce44SJohn Forte kmem_free(radius, sizeof (*radius)); 3533fcf3ce44SJohn Forte break; 3534fcf3ce44SJohn Forte } 3535fcf3ce44SJohn Forte 3536fcf3ce44SJohn Forte if (radius->r_oid == ihp->hba_oid) { 3537fcf3ce44SJohn Forte name = ihp->hba_name; 3538fcf3ce44SJohn Forte } else { 3539fcf3ce44SJohn Forte /* 3540fcf3ce44SJohn Forte * RADIUS configuration should be done on a per 3541fcf3ce44SJohn Forte * initiator basis. 3542fcf3ce44SJohn Forte */ 3543fcf3ce44SJohn Forte kmem_free(radius, sizeof (*radius)); 3544fcf3ce44SJohn Forte rtn = EINVAL; 3545fcf3ce44SJohn Forte break; 3546fcf3ce44SJohn Forte } 3547fcf3ce44SJohn Forte 3548fcf3ce44SJohn Forte if (persistent_radius_set(radius) == B_FALSE) { 3549fcf3ce44SJohn Forte rtn = EIO; 3550fcf3ce44SJohn Forte } 3551fcf3ce44SJohn Forte 3552fcf3ce44SJohn Forte kmem_free(radius, sizeof (*radius)); 3553fcf3ce44SJohn Forte break; 3554fcf3ce44SJohn Forte 3555fcf3ce44SJohn Forte /* 3556fcf3ce44SJohn Forte * ISCSI_AUTH_GET - 3557fcf3ce44SJohn Forte */ 3558fcf3ce44SJohn Forte case ISCSI_AUTH_GET: 3559fcf3ce44SJohn Forte auth = (iscsi_auth_props_t *)kmem_zalloc(sizeof (*auth), 3560fcf3ce44SJohn Forte KM_SLEEP); 3561fcf3ce44SJohn Forte if (ddi_copyin((caddr_t)arg, auth, sizeof (*auth), mode)) { 3562fcf3ce44SJohn Forte kmem_free(auth, sizeof (*auth)); 3563fcf3ce44SJohn Forte rtn = EFAULT; 3564fcf3ce44SJohn Forte break; 3565fcf3ce44SJohn Forte } else if (auth->a_vers != ISCSI_INTERFACE_VERSION) { 3566fcf3ce44SJohn Forte kmem_free(auth, sizeof (*auth)); 3567fcf3ce44SJohn Forte rtn = EINVAL; 3568fcf3ce44SJohn Forte break; 3569fcf3ce44SJohn Forte } 3570fcf3ce44SJohn Forte 3571fcf3ce44SJohn Forte old_oid = auth->a_oid; 3572fcf3ce44SJohn Forte 3573fcf3ce44SJohn Forte if (auth->a_oid == ihp->hba_oid) { 3574fcf3ce44SJohn Forte name = ihp->hba_name; 3575fcf3ce44SJohn Forte } else { 3576fcf3ce44SJohn Forte 3577fcf3ce44SJohn Forte rw_enter(&ihp->hba_sess_list_rwlock, RW_READER); 3578fcf3ce44SJohn Forte /* 3579fcf3ce44SJohn Forte * If the oid does represent a session check to see 3580fcf3ce44SJohn Forte * if it is a target oid. If so, return the target's 3581fcf3ce44SJohn Forte * associated session. 3582fcf3ce44SJohn Forte */ 3583fcf3ce44SJohn Forte rtn = iscsi_sess_get(auth->a_oid, ihp, &isp); 3584fcf3ce44SJohn Forte if (rtn != 0) { 3585fcf3ce44SJohn Forte rtn = iscsi_sess_get_by_target(auth->a_oid, 3586fcf3ce44SJohn Forte ihp, &isp); 3587fcf3ce44SJohn Forte } 3588fcf3ce44SJohn Forte rw_exit(&ihp->hba_sess_list_rwlock); 3589fcf3ce44SJohn Forte 3590fcf3ce44SJohn Forte /* 3591fcf3ce44SJohn Forte * If rtn is zero then we have found an 3592fcf3ce44SJohn Forte * existing session. Use the session name to 3593fcf3ce44SJohn Forte * do param lookup. If rtn is non-zero then 3594fcf3ce44SJohn Forte * create a targetparam object and use its name 3595fcf3ce44SJohn Forte * for param lookup. 3596fcf3ce44SJohn Forte */ 3597fcf3ce44SJohn Forte if (rtn == 0) { 3598fcf3ce44SJohn Forte name = isp->sess_name; 3599fcf3ce44SJohn Forte } else { 3600fcf3ce44SJohn Forte name = 3601fcf3ce44SJohn Forte iscsi_targetparam_get_name(auth->a_oid); 3602fcf3ce44SJohn Forte } 3603fcf3ce44SJohn Forte } 3604fcf3ce44SJohn Forte 3605fcf3ce44SJohn Forte if (name == NULL) { 3606fcf3ce44SJohn Forte rtn = EFAULT; 3607fcf3ce44SJohn Forte break; 3608fcf3ce44SJohn Forte } 3609fcf3ce44SJohn Forte 3610fcf3ce44SJohn Forte if (persistent_auth_get((char *)name, auth) == B_TRUE) { 3611fcf3ce44SJohn Forte /* 3612fcf3ce44SJohn Forte * Restore the value for overridden (and bogus) oid. 3613fcf3ce44SJohn Forte */ 3614fcf3ce44SJohn Forte auth->a_oid = old_oid; 3615fcf3ce44SJohn Forte rtn = ddi_copyout(auth, (caddr_t)arg, 3616fcf3ce44SJohn Forte sizeof (*auth), mode); 3617fcf3ce44SJohn Forte } else { 3618fcf3ce44SJohn Forte rtn = EIO; 3619fcf3ce44SJohn Forte } 3620fcf3ce44SJohn Forte 3621fcf3ce44SJohn Forte kmem_free(auth, sizeof (*auth)); 3622fcf3ce44SJohn Forte break; 3623fcf3ce44SJohn Forte 3624fcf3ce44SJohn Forte /* 3625fcf3ce44SJohn Forte * ISCSI_AUTH_SET - 3626fcf3ce44SJohn Forte */ 3627fcf3ce44SJohn Forte case ISCSI_AUTH_SET: 3628fcf3ce44SJohn Forte auth = (iscsi_auth_props_t *)kmem_zalloc(sizeof (*auth), 3629fcf3ce44SJohn Forte KM_SLEEP); 3630fcf3ce44SJohn Forte if (ddi_copyin((caddr_t)arg, auth, sizeof (*auth), mode)) { 3631fcf3ce44SJohn Forte kmem_free(auth, sizeof (*auth)); 3632fcf3ce44SJohn Forte rtn = EFAULT; 3633fcf3ce44SJohn Forte break; 3634fcf3ce44SJohn Forte } else if (auth->a_vers != ISCSI_INTERFACE_VERSION) { 3635fcf3ce44SJohn Forte kmem_free(auth, sizeof (*auth)); 3636fcf3ce44SJohn Forte rtn = EINVAL; 3637fcf3ce44SJohn Forte break; 3638fcf3ce44SJohn Forte } 3639fcf3ce44SJohn Forte 3640fcf3ce44SJohn Forte if (auth->a_oid == ihp->hba_oid) { 3641fcf3ce44SJohn Forte name = ihp->hba_name; 3642fcf3ce44SJohn Forte } else { 3643fcf3ce44SJohn Forte rw_enter(&ihp->hba_sess_list_rwlock, RW_READER); 3644fcf3ce44SJohn Forte /* 3645fcf3ce44SJohn Forte * If the oid does represent a session check to see 3646fcf3ce44SJohn Forte * if it is a target oid. If so, return the target's 3647fcf3ce44SJohn Forte * associated session. 3648fcf3ce44SJohn Forte */ 3649fcf3ce44SJohn Forte rtn = iscsi_sess_get(auth->a_oid, ihp, &isp); 3650fcf3ce44SJohn Forte if (rtn != 0) { 3651fcf3ce44SJohn Forte rtn = iscsi_sess_get_by_target(auth->a_oid, 3652fcf3ce44SJohn Forte ihp, &isp); 3653fcf3ce44SJohn Forte } 3654fcf3ce44SJohn Forte rw_exit(&ihp->hba_sess_list_rwlock); 3655fcf3ce44SJohn Forte 3656fcf3ce44SJohn Forte /* 3657fcf3ce44SJohn Forte * If rtn is zero then we have found an 3658fcf3ce44SJohn Forte * existing session. Use the session name to 3659fcf3ce44SJohn Forte * do param lookup. If rtn is non-zero then 3660fcf3ce44SJohn Forte * create a targetparam object and use its name 3661fcf3ce44SJohn Forte * for param lookup. 3662fcf3ce44SJohn Forte */ 3663fcf3ce44SJohn Forte if (rtn == 0) { 3664fcf3ce44SJohn Forte name = isp->sess_name; 3665fcf3ce44SJohn Forte } else { 3666fcf3ce44SJohn Forte name = 3667fcf3ce44SJohn Forte iscsi_targetparam_get_name(auth->a_oid); 3668fcf3ce44SJohn Forte rtn = 0; 3669fcf3ce44SJohn Forte } 3670fcf3ce44SJohn Forte } 3671fcf3ce44SJohn Forte 3672f5fc5c04SJack Meng if (name == NULL) { 3673f5fc5c04SJack Meng rtn = EFAULT; 3674f5fc5c04SJack Meng } else if (persistent_auth_set((char *)name, auth) 3675f5fc5c04SJack Meng == B_FALSE) { 3676fcf3ce44SJohn Forte rtn = EIO; 3677fcf3ce44SJohn Forte } 3678fcf3ce44SJohn Forte 3679fcf3ce44SJohn Forte kmem_free(auth, sizeof (*auth)); 3680fcf3ce44SJohn Forte break; 3681fcf3ce44SJohn Forte 3682fcf3ce44SJohn Forte /* 3683fcf3ce44SJohn Forte * ISCSI_AUTH_CLEAR - 3684fcf3ce44SJohn Forte */ 3685fcf3ce44SJohn Forte case ISCSI_AUTH_CLEAR: 3686fcf3ce44SJohn Forte auth = (iscsi_auth_props_t *)kmem_alloc(sizeof (*auth), 3687fcf3ce44SJohn Forte KM_SLEEP); 3688fcf3ce44SJohn Forte if (ddi_copyin((caddr_t)arg, auth, sizeof (*auth), mode)) { 3689fcf3ce44SJohn Forte kmem_free(auth, sizeof (*auth)); 3690fcf3ce44SJohn Forte rtn = EFAULT; 3691fcf3ce44SJohn Forte break; 3692fcf3ce44SJohn Forte } else if (auth->a_vers != ISCSI_INTERFACE_VERSION) { 3693fcf3ce44SJohn Forte kmem_free(auth, sizeof (*auth)); 3694fcf3ce44SJohn Forte rtn = EINVAL; 3695fcf3ce44SJohn Forte break; 3696fcf3ce44SJohn Forte } 3697fcf3ce44SJohn Forte 3698fcf3ce44SJohn Forte rw_enter(&ihp->hba_sess_list_rwlock, RW_READER); 3699fcf3ce44SJohn Forte /* 3700fcf3ce44SJohn Forte * If the oid does represent a session check to see 3701fcf3ce44SJohn Forte * if it is a target oid. If so, return the target's 3702fcf3ce44SJohn Forte * associated session. 3703fcf3ce44SJohn Forte */ 3704fcf3ce44SJohn Forte rtn = iscsi_sess_get(auth->a_oid, ihp, &isp); 3705fcf3ce44SJohn Forte if (rtn != 0) { 3706fcf3ce44SJohn Forte rtn = iscsi_sess_get_by_target(auth->a_oid, ihp, &isp); 3707fcf3ce44SJohn Forte } 3708fcf3ce44SJohn Forte rw_exit(&ihp->hba_sess_list_rwlock); 3709fcf3ce44SJohn Forte 3710fcf3ce44SJohn Forte /* 3711fcf3ce44SJohn Forte * If rtn is zero then we have found an 3712fcf3ce44SJohn Forte * existing session. Use the session name to 3713fcf3ce44SJohn Forte * do param lookup. If rtn is non-zero then 3714fcf3ce44SJohn Forte * create a targetparam object and use its name 3715fcf3ce44SJohn Forte * for param lookup. 3716fcf3ce44SJohn Forte */ 3717fcf3ce44SJohn Forte if (rtn == 0) { 3718fcf3ce44SJohn Forte name = isp->sess_name; 3719fcf3ce44SJohn Forte } else { 3720fcf3ce44SJohn Forte name = 3721fcf3ce44SJohn Forte iscsi_targetparam_get_name(auth->a_oid); 3722fcf3ce44SJohn Forte rtn = 0; 3723b4243054SSheng-Liang Eric Zhang discovered = B_FALSE; 3724fcf3ce44SJohn Forte } 3725fcf3ce44SJohn Forte 3726fcf3ce44SJohn Forte if (name == NULL) { 3727fcf3ce44SJohn Forte rw_exit( 3728fcf3ce44SJohn Forte &ihp->hba_sess_list_rwlock); 3729fcf3ce44SJohn Forte rtn = EFAULT; 3730fcf3ce44SJohn Forte break; 3731fcf3ce44SJohn Forte } 3732fcf3ce44SJohn Forte 3733fcf3ce44SJohn Forte if (persistent_auth_clear((char *)name) == B_FALSE) { 3734fcf3ce44SJohn Forte rtn = EIO; 3735fcf3ce44SJohn Forte } 3736b4243054SSheng-Liang Eric Zhang 3737b4243054SSheng-Liang Eric Zhang /* 3738b4243054SSheng-Liang Eric Zhang * ISCSI_TARGET_PARAM_CLEAR, ISCSI_CHAP_CLEAR and 3739b4243054SSheng-Liang Eric Zhang * ISCSI_AUTH_CLEAR ioctl are called sequentially to remove 3740b4243054SSheng-Liang Eric Zhang * target parameters. Here, the target that is not discovered 3741b4243054SSheng-Liang Eric Zhang * by initiator should be removed from the iscsi_targets list 3742b4243054SSheng-Liang Eric Zhang * residing in the memory. 3743b4243054SSheng-Liang Eric Zhang */ 3744b4243054SSheng-Liang Eric Zhang if (discovered == B_FALSE) { 3745b4243054SSheng-Liang Eric Zhang (void) iscsi_targetparam_remove_target(auth->a_oid); 3746b4243054SSheng-Liang Eric Zhang } 3747b4243054SSheng-Liang Eric Zhang 3748fcf3ce44SJohn Forte kmem_free(auth, sizeof (*auth)); 3749fcf3ce44SJohn Forte break; 3750fcf3ce44SJohn Forte 3751fcf3ce44SJohn Forte /* 3752fcf3ce44SJohn Forte * ISCSI_DB_DUMP - 3753fcf3ce44SJohn Forte */ 3754fcf3ce44SJohn Forte case ISCSI_DB_DUMP: 3755fcf3ce44SJohn Forte persistent_dump_data(); 3756fcf3ce44SJohn Forte break; 3757fcf3ce44SJohn Forte 3758fcf3ce44SJohn Forte case ISCSI_USCSI: 3759fcf3ce44SJohn Forte 3760fcf3ce44SJohn Forte #ifdef _MULTI_DATAMODEL 3761fcf3ce44SJohn Forte model = ddi_model_convert_from(mode & FMODELS); 3762fcf3ce44SJohn Forte switch (model) { 3763fcf3ce44SJohn Forte case DDI_MODEL_ILP32: 3764fcf3ce44SJohn Forte 3765fcf3ce44SJohn Forte if (ddi_copyin((caddr_t)arg, &iu32_caller, 3766fcf3ce44SJohn Forte sizeof (iscsi_uscsi32_t), mode)) { 3767fcf3ce44SJohn Forte rtn = EFAULT; 3768fcf3ce44SJohn Forte break; 3769fcf3ce44SJohn Forte } 3770fcf3ce44SJohn Forte 3771fcf3ce44SJohn Forte /* perform conversion from 32 -> 64 */ 3772fcf3ce44SJohn Forte iu_caller.iu_vers = iu32_caller.iu_vers; 3773fcf3ce44SJohn Forte iu_caller.iu_oid = iu32_caller.iu_oid; 3774fcf3ce44SJohn Forte iu_caller.iu_tpgt = iu32_caller.iu_tpgt; 3775fcf3ce44SJohn Forte iu_caller.iu_len = iu32_caller.iu_len; 3776fcf3ce44SJohn Forte iu_caller.iu_lun = iu32_caller.iu_lun; 3777fcf3ce44SJohn Forte uscsi_cmd32touscsi_cmd((&iu32_caller.iu_ucmd), 3778fcf3ce44SJohn Forte (&iu_caller.iu_ucmd)); 3779fcf3ce44SJohn Forte 3780fcf3ce44SJohn Forte break; 3781fcf3ce44SJohn Forte case DDI_MODEL_NONE: 3782fcf3ce44SJohn Forte if (ddi_copyin((caddr_t)arg, &iu_caller, 3783fcf3ce44SJohn Forte sizeof (iscsi_uscsi_t), mode)) { 3784fcf3ce44SJohn Forte rtn = EFAULT; 3785fcf3ce44SJohn Forte break; 3786fcf3ce44SJohn Forte } 3787fcf3ce44SJohn Forte break; 3788fcf3ce44SJohn Forte default: 3789fcf3ce44SJohn Forte ASSERT(FALSE); 3790fcf3ce44SJohn Forte rtn = EINVAL; 3791fcf3ce44SJohn Forte break; 3792fcf3ce44SJohn Forte } 3793fcf3ce44SJohn Forte #endif /* _MULTI_DATAMODEL */ 3794fcf3ce44SJohn Forte 3795fcf3ce44SJohn Forte /* If failures earlier break */ 3796fcf3ce44SJohn Forte if (rtn != 0) { 3797fcf3ce44SJohn Forte break; 3798fcf3ce44SJohn Forte } 3799fcf3ce44SJohn Forte 3800fcf3ce44SJohn Forte /* copy from caller to internel cmd */ 3801fcf3ce44SJohn Forte bcopy(&iu_caller, &iu, sizeof (iu)); 3802fcf3ce44SJohn Forte 3803fcf3ce44SJohn Forte if (iu.iu_vers != ISCSI_INTERFACE_VERSION) { 3804fcf3ce44SJohn Forte rtn = EINVAL; 3805fcf3ce44SJohn Forte break; 3806fcf3ce44SJohn Forte } 3807fcf3ce44SJohn Forte /* 3808fcf3ce44SJohn Forte * Check to see if oid references a target-param oid. If so, 3809fcf3ce44SJohn Forte * find the associated session oid before getting lu list. 3810fcf3ce44SJohn Forte */ 3811fcf3ce44SJohn Forte if (iscsi_targetparam_get_name(iu.iu_oid) != NULL) { 3812fcf3ce44SJohn Forte for (isp = ihp->hba_sess_list; isp; isp = 3813fcf3ce44SJohn Forte isp->sess_next) { 3814fcf3ce44SJohn Forte if (isp->sess_target_oid == iu.iu_oid) { 3815fcf3ce44SJohn Forte target_oid = isp->sess_oid; 3816fcf3ce44SJohn Forte break; 3817fcf3ce44SJohn Forte } 3818fcf3ce44SJohn Forte } 3819fcf3ce44SJohn Forte } else { 3820fcf3ce44SJohn Forte target_oid = iu.iu_oid; 3821fcf3ce44SJohn Forte } 3822fcf3ce44SJohn Forte 3823fcf3ce44SJohn Forte /* make sure we have a matching session for this command */ 3824fcf3ce44SJohn Forte rw_enter(&ihp->hba_sess_list_rwlock, RW_READER); 3825fcf3ce44SJohn Forte rtn = iscsi_sess_get(target_oid, ihp, &isp); 3826fcf3ce44SJohn Forte if (rtn != 0) { 3827fcf3ce44SJohn Forte rtn = iscsi_sess_get_by_target(target_oid, ihp, 3828fcf3ce44SJohn Forte &isp); 3829fcf3ce44SJohn Forte if (rtn != 0) { 3830fcf3ce44SJohn Forte rw_exit(&ihp->hba_sess_list_rwlock); 3831fcf3ce44SJohn Forte rtn = EFAULT; 3832fcf3ce44SJohn Forte break; 3833fcf3ce44SJohn Forte } 3834fcf3ce44SJohn Forte } 3835fcf3ce44SJohn Forte /* 3836fcf3ce44SJohn Forte * If a caller buffer is present allocate duplicate 3837fcf3ce44SJohn Forte * kernel space and copyin caller memory. 3838fcf3ce44SJohn Forte */ 3839fcf3ce44SJohn Forte if (iu.iu_ucmd.uscsi_buflen > 0) { 3840fcf3ce44SJohn Forte iu.iu_ucmd.uscsi_bufaddr = (caddr_t)kmem_alloc( 3841fcf3ce44SJohn Forte iu.iu_ucmd.uscsi_buflen, KM_SLEEP); 3842fcf3ce44SJohn Forte if (ddi_copyin(iu_caller.iu_ucmd.uscsi_bufaddr, 3843fcf3ce44SJohn Forte iu.iu_ucmd.uscsi_bufaddr, 3844fcf3ce44SJohn Forte iu.iu_ucmd.uscsi_buflen, mode)) { 3845fcf3ce44SJohn Forte rw_exit(&ihp->hba_sess_list_rwlock); 3846fcf3ce44SJohn Forte rtn = EFAULT; 3847fcf3ce44SJohn Forte break; 3848fcf3ce44SJohn Forte } 3849fcf3ce44SJohn Forte } 3850fcf3ce44SJohn Forte 3851fcf3ce44SJohn Forte /* 3852fcf3ce44SJohn Forte * If a caller cdb is present allocate duplicate 3853fcf3ce44SJohn Forte * kernel space and copyin caller memory. 3854fcf3ce44SJohn Forte */ 3855fcf3ce44SJohn Forte if (iu.iu_ucmd.uscsi_cdblen > 0) { 3856fcf3ce44SJohn Forte iu.iu_ucmd.uscsi_cdb = (caddr_t)kmem_alloc( 3857fcf3ce44SJohn Forte iu_caller.iu_ucmd.uscsi_cdblen, KM_SLEEP); 3858fcf3ce44SJohn Forte if (ddi_copyin(iu_caller.iu_ucmd.uscsi_cdb, 3859fcf3ce44SJohn Forte iu.iu_ucmd.uscsi_cdb, 3860fcf3ce44SJohn Forte iu.iu_ucmd.uscsi_cdblen, mode)) { 3861fcf3ce44SJohn Forte if (iu.iu_ucmd.uscsi_buflen > 0) { 3862fcf3ce44SJohn Forte kmem_free(iu.iu_ucmd.uscsi_bufaddr, 3863fcf3ce44SJohn Forte iu_caller.iu_ucmd.uscsi_buflen); 3864fcf3ce44SJohn Forte } 3865fcf3ce44SJohn Forte rw_exit(&ihp->hba_sess_list_rwlock); 3866fcf3ce44SJohn Forte rtn = EFAULT; 3867fcf3ce44SJohn Forte break; 3868fcf3ce44SJohn Forte } 3869fcf3ce44SJohn Forte } 3870fcf3ce44SJohn Forte 3871fcf3ce44SJohn Forte /* 3872fcf3ce44SJohn Forte * If a caller request sense is present allocate 3873fcf3ce44SJohn Forte * duplicate kernel space. No need to copyin. 3874fcf3ce44SJohn Forte */ 3875fcf3ce44SJohn Forte if (iu.iu_ucmd.uscsi_rqlen > 0) { 3876fcf3ce44SJohn Forte iu.iu_ucmd.uscsi_rqbuf = (caddr_t)kmem_alloc( 3877fcf3ce44SJohn Forte iu.iu_ucmd.uscsi_rqlen, KM_SLEEP); 3878fcf3ce44SJohn Forte } 3879fcf3ce44SJohn Forte 3880fcf3ce44SJohn Forte /* issue passthru to io path handler */ 3881fcf3ce44SJohn Forte rtn = iscsi_handle_passthru(isp, iu.iu_lun, &iu.iu_ucmd); 3882fcf3ce44SJohn Forte if (rtn != 0) { 3883fcf3ce44SJohn Forte rtn = EFAULT; 3884fcf3ce44SJohn Forte } 3885fcf3ce44SJohn Forte 3886fcf3ce44SJohn Forte /* 3887fcf3ce44SJohn Forte * If the caller had a buf we need to do a copyout 3888fcf3ce44SJohn Forte * and free the kernel memory 3889fcf3ce44SJohn Forte */ 3890fcf3ce44SJohn Forte if (iu.iu_ucmd.uscsi_buflen > 0) { 3891fcf3ce44SJohn Forte if (ddi_copyout(iu.iu_ucmd.uscsi_bufaddr, 3892fcf3ce44SJohn Forte iu_caller.iu_ucmd.uscsi_bufaddr, 3893fcf3ce44SJohn Forte iu.iu_ucmd.uscsi_buflen, mode) != 0) { 3894fcf3ce44SJohn Forte rtn = EFAULT; 3895fcf3ce44SJohn Forte } 3896fcf3ce44SJohn Forte kmem_free(iu.iu_ucmd.uscsi_bufaddr, 3897fcf3ce44SJohn Forte iu.iu_ucmd.uscsi_buflen); 3898fcf3ce44SJohn Forte } 3899fcf3ce44SJohn Forte 3900fcf3ce44SJohn Forte /* We need to free kernel cdb, no need to copyout */ 3901fcf3ce44SJohn Forte if (iu.iu_ucmd.uscsi_cdblen > 0) { 3902fcf3ce44SJohn Forte kmem_free(iu.iu_ucmd.uscsi_cdb, 3903fcf3ce44SJohn Forte iu.iu_ucmd.uscsi_cdblen); 3904fcf3ce44SJohn Forte } 3905fcf3ce44SJohn Forte 3906fcf3ce44SJohn Forte /* 3907fcf3ce44SJohn Forte * If the caller had a request sense we need to 3908fcf3ce44SJohn Forte * do a copyout and free the kernel memory 3909fcf3ce44SJohn Forte */ 3910fcf3ce44SJohn Forte if (iu.iu_ucmd.uscsi_rqlen > 0) { 3911fcf3ce44SJohn Forte if (ddi_copyout(iu.iu_ucmd.uscsi_rqbuf, 3912fcf3ce44SJohn Forte iu_caller.iu_ucmd.uscsi_rqbuf, 3913fcf3ce44SJohn Forte iu.iu_ucmd.uscsi_rqlen, mode) != 0) { 3914fcf3ce44SJohn Forte rtn = EFAULT; 3915fcf3ce44SJohn Forte } 3916fcf3ce44SJohn Forte kmem_free(iu.iu_ucmd.uscsi_rqbuf, 3917fcf3ce44SJohn Forte iu.iu_ucmd.uscsi_rqlen); 3918fcf3ce44SJohn Forte } 3919fcf3ce44SJohn Forte 3920fcf3ce44SJohn Forte #ifdef _MULTI_DATAMODEL 3921fcf3ce44SJohn Forte if (iu.iu_ucmd.uscsi_status != 0) { 3922fcf3ce44SJohn Forte switch (model = ddi_model_convert_from( 3923fcf3ce44SJohn Forte mode & FMODELS)) { 3924fcf3ce44SJohn Forte case DDI_MODEL_ILP32: 3925fcf3ce44SJohn Forte iu32_caller.iu_ucmd.uscsi_status = 3926fcf3ce44SJohn Forte iu.iu_ucmd.uscsi_status; 3927fcf3ce44SJohn Forte if (ddi_copyout((void *)&iu32_caller, 3928fcf3ce44SJohn Forte (caddr_t)arg, sizeof (iscsi_uscsi32_t), 3929fcf3ce44SJohn Forte mode) != 0) { 3930fcf3ce44SJohn Forte rtn = EFAULT; 3931fcf3ce44SJohn Forte } 3932fcf3ce44SJohn Forte break; 3933fcf3ce44SJohn Forte case DDI_MODEL_NONE: 3934fcf3ce44SJohn Forte iu_caller.iu_ucmd.uscsi_status = 3935fcf3ce44SJohn Forte iu.iu_ucmd.uscsi_status; 3936fcf3ce44SJohn Forte if (ddi_copyout((void *)&iu_caller, 3937fcf3ce44SJohn Forte (caddr_t)arg, sizeof (iscsi_uscsi_t), 3938fcf3ce44SJohn Forte mode) != 0) { 3939fcf3ce44SJohn Forte rtn = EFAULT; 3940fcf3ce44SJohn Forte } 3941fcf3ce44SJohn Forte break; 3942fcf3ce44SJohn Forte default: 3943fcf3ce44SJohn Forte ASSERT(FALSE); 3944fcf3ce44SJohn Forte } 3945fcf3ce44SJohn Forte } 3946fcf3ce44SJohn Forte #endif /* _MULTI_DATAMODEL */ 3947fcf3ce44SJohn Forte rw_exit(&ihp->hba_sess_list_rwlock); 3948fcf3ce44SJohn Forte break; 3949fcf3ce44SJohn Forte 39504246c8e9SJack Meng case ISCSI_SMF_ONLINE: 3951fcf3ce44SJohn Forte if (ddi_copyin((caddr_t)arg, &did, sizeof (int), mode) != 0) { 3952fcf3ce44SJohn Forte rtn = EFAULT; 39534246c8e9SJack Meng break; 3954fcf3ce44SJohn Forte } 39554246c8e9SJack Meng /* just a theoretical case */ 39564246c8e9SJack Meng if (ihp->hba_persistent_loaded == B_FALSE) { 3957fcf3ce44SJohn Forte rtn = EFAULT; 39584246c8e9SJack Meng break; 3959fcf3ce44SJohn Forte } 39604246c8e9SJack Meng 39614246c8e9SJack Meng if (iscsi_enter_service_zone(ihp, ISCSI_SERVICE_ENABLED) == 39624246c8e9SJack Meng B_FALSE) { 39634246c8e9SJack Meng break; 39644246c8e9SJack Meng } 39654246c8e9SJack Meng 39664246c8e9SJack Meng rval = iscsi_door_bind(did); 39674246c8e9SJack Meng if (rval == B_TRUE) { 39684246c8e9SJack Meng rval = iscsid_start(ihp); 39694246c8e9SJack Meng if (rval == B_FALSE) { 39704246c8e9SJack Meng iscsi_door_unbind(); 39714246c8e9SJack Meng } 39724246c8e9SJack Meng } 39734246c8e9SJack Meng 39744246c8e9SJack Meng if (rval == B_TRUE) { 39754246c8e9SJack Meng iscsi_exit_service_zone(ihp, ISCSI_SERVICE_ENABLED); 39764246c8e9SJack Meng } else { 39774246c8e9SJack Meng iscsi_exit_service_zone(ihp, ISCSI_SERVICE_DISABLED); 39784246c8e9SJack Meng rtn = EFAULT; 39794246c8e9SJack Meng } 39804246c8e9SJack Meng 39814246c8e9SJack Meng break; 39824246c8e9SJack Meng 39834246c8e9SJack Meng case ISCSI_SMF_OFFLINE: 39844246c8e9SJack Meng if (iscsi_enter_service_zone(ihp, ISCSI_SERVICE_DISABLED) 39854246c8e9SJack Meng == B_FALSE) { 39864246c8e9SJack Meng break; 39874246c8e9SJack Meng } 39884246c8e9SJack Meng 39894246c8e9SJack Meng rval = iscsid_stop(ihp); 39904246c8e9SJack Meng 39914246c8e9SJack Meng if (rval == B_TRUE) { 39924246c8e9SJack Meng iscsi_exit_service_zone(ihp, ISCSI_SERVICE_DISABLED); 39934246c8e9SJack Meng iscsi_door_unbind(); 3994329c9e3dSJack Meng } else { 39954246c8e9SJack Meng iscsi_exit_service_zone(ihp, ISCSI_SERVICE_ENABLED); 39964246c8e9SJack Meng rtn = EFAULT; 39974246c8e9SJack Meng } 39984246c8e9SJack Meng break; 39994246c8e9SJack Meng 40004246c8e9SJack Meng case ISCSI_SMF_GET: 40014246c8e9SJack Meng mutex_enter(&ihp->hba_service_lock); 40024246c8e9SJack Meng while (ihp->hba_service_status == 40034246c8e9SJack Meng ISCSI_SERVICE_TRANSITION) { 40044246c8e9SJack Meng cv_wait(&ihp->hba_service_cv, 40054246c8e9SJack Meng &ihp->hba_service_lock); 40064246c8e9SJack Meng } 40074246c8e9SJack Meng if (ddi_copyout((void *)&ihp->hba_service_status, 40084246c8e9SJack Meng (caddr_t)arg, sizeof (boolean_t), mode) != 0) { 40094246c8e9SJack Meng rtn = EFAULT; 40104246c8e9SJack Meng } 40114246c8e9SJack Meng mutex_exit(&ihp->hba_service_lock); 4012fcf3ce44SJohn Forte break; 4013fcf3ce44SJohn Forte 4014fcf3ce44SJohn Forte case ISCSI_DISCOVERY_EVENTS: 4015fcf3ce44SJohn Forte /* 4016fcf3ce44SJohn Forte * If discovery has not been completed and not in progress, 4017fcf3ce44SJohn Forte * poke the discovery methods 4018fcf3ce44SJohn Forte */ 4019fcf3ce44SJohn Forte mutex_enter(&ihp->hba_discovery_events_mutex); 4020fcf3ce44SJohn Forte method = ihp->hba_discovery_events; 4021fcf3ce44SJohn Forte if ((method != ISCSI_ALL_DISCOVERY_METHODS) && 4022fcf3ce44SJohn Forte (ihp->hba_discovery_in_progress == B_FALSE)) { 4023fcf3ce44SJohn Forte ihp->hba_discovery_in_progress = B_TRUE; 4024fcf3ce44SJohn Forte mutex_exit(&ihp->hba_discovery_events_mutex); 4025fcf3ce44SJohn Forte iscsid_poke_discovery(ihp, iSCSIDiscoveryMethodUnknown); 4026fcf3ce44SJohn Forte mutex_enter(&ihp->hba_discovery_events_mutex); 4027fcf3ce44SJohn Forte ihp->hba_discovery_in_progress = B_FALSE; 4028fcf3ce44SJohn Forte method = ihp->hba_discovery_events; 4029fcf3ce44SJohn Forte } 4030fcf3ce44SJohn Forte mutex_exit(&ihp->hba_discovery_events_mutex); 4031fcf3ce44SJohn Forte 4032fcf3ce44SJohn Forte if (ddi_copyout((void *)&method, (caddr_t)arg, 4033fcf3ce44SJohn Forte sizeof (method), mode) != 0) 4034fcf3ce44SJohn Forte rtn = EFAULT; 4035fcf3ce44SJohn Forte break; 4036fcf3ce44SJohn Forte 4037fcf3ce44SJohn Forte /* 4038fcf3ce44SJohn Forte * ISCSI_SENDTGTS_GET -- 4039fcf3ce44SJohn Forte */ 4040fcf3ce44SJohn Forte case ISCSI_SENDTGTS_GET: 4041fcf3ce44SJohn Forte stl_hdr = iscsi_ioctl_copyin((caddr_t)arg, mode, 4042fcf3ce44SJohn Forte sizeof (*stl_hdr)); 4043fcf3ce44SJohn Forte if (stl_hdr == NULL) { 4044fcf3ce44SJohn Forte rtn = EFAULT; 4045fcf3ce44SJohn Forte break; 4046fcf3ce44SJohn Forte } 4047fcf3ce44SJohn Forte 4048fcf3ce44SJohn Forte if (stl_hdr->stl_entry.e_vers != ISCSI_INTERFACE_VERSION) { 4049fcf3ce44SJohn Forte rtn = EINVAL; 4050fcf3ce44SJohn Forte kmem_free(stl_hdr, sizeof (*stl_hdr)); 4051fcf3ce44SJohn Forte break; 4052fcf3ce44SJohn Forte } 4053fcf3ce44SJohn Forte 4054fcf3ce44SJohn Forte /* calculate how much memory user allocated for SendTgts */ 4055fcf3ce44SJohn Forte stl_sz = sizeof (*stl_hdr); 4056fcf3ce44SJohn Forte if (stl_hdr->stl_in_cnt > 0) { 4057fcf3ce44SJohn Forte stl_sz += ((stl_hdr->stl_in_cnt - 1) * 4058fcf3ce44SJohn Forte sizeof (iscsi_sendtgts_entry_t)); 4059fcf3ce44SJohn Forte } 4060fcf3ce44SJohn Forte 4061fcf3ce44SJohn Forte /* allocate local SendTgts list of the same size */ 4062fcf3ce44SJohn Forte istl = kmem_zalloc(stl_sz, KM_SLEEP); 4063fcf3ce44SJohn Forte bcopy(stl_hdr, istl, sizeof (*stl_hdr)); 4064fcf3ce44SJohn Forte kmem_free(stl_hdr, sizeof (*stl_hdr)); 4065fcf3ce44SJohn Forte 4066fcf3ce44SJohn Forte /* lock interface so only one SendTargets operation occurs */ 4067fcf3ce44SJohn Forte sema_p(&ihp->hba_sendtgts_semaphore); 4068fcf3ce44SJohn Forte 4069fcf3ce44SJohn Forte rtn = iscsi_ioctl_sendtgts_get(ihp, istl); 4070fcf3ce44SJohn Forte 4071fcf3ce44SJohn Forte if (rtn == 0) { 4072fcf3ce44SJohn Forte rtn = iscsi_ioctl_copyout(istl, stl_sz, 4073fcf3ce44SJohn Forte (caddr_t)arg, mode); 4074fcf3ce44SJohn Forte } 4075fcf3ce44SJohn Forte 4076fcf3ce44SJohn Forte /* release lock to allow another SendTargets discovery */ 4077fcf3ce44SJohn Forte sema_v(&ihp->hba_sendtgts_semaphore); 4078fcf3ce44SJohn Forte 4079fcf3ce44SJohn Forte break; 4080fcf3ce44SJohn Forte 4081fcf3ce44SJohn Forte /* 4082fcf3ce44SJohn Forte * ISCSI_ISNS_SERVER_GET -- 4083fcf3ce44SJohn Forte */ 4084fcf3ce44SJohn Forte case ISCSI_ISNS_SERVER_GET: 4085fcf3ce44SJohn Forte server_pg_list_hdr = iscsi_ioctl_copyin((caddr_t)arg, mode, 4086fcf3ce44SJohn Forte sizeof (*server_pg_list_hdr)); 4087fcf3ce44SJohn Forte if (server_pg_list_hdr == NULL) { 4088fcf3ce44SJohn Forte rtn = EFAULT; 4089fcf3ce44SJohn Forte break; 4090fcf3ce44SJohn Forte } 4091fcf3ce44SJohn Forte 4092fcf3ce44SJohn Forte /* If iSNS discovery mode is not set, return with zero entry */ 4093fcf3ce44SJohn Forte method = persistent_disc_meth_get(); 4094fcf3ce44SJohn Forte if ((method & iSCSIDiscoveryMethodISNS) == 0) { 40959ad4dd06SSheng-Liang Eric Zhang kmem_free(server_pg_list_hdr, 40969ad4dd06SSheng-Liang Eric Zhang sizeof (*server_pg_list_hdr)); 40979ad4dd06SSheng-Liang Eric Zhang server_pg_list_hdr = NULL; 4098fcf3ce44SJohn Forte rtn = EACCES; 4099fcf3ce44SJohn Forte break; 4100fcf3ce44SJohn Forte } 4101fcf3ce44SJohn Forte 4102fcf3ce44SJohn Forte initiator_node_name = kmem_zalloc(ISCSI_MAX_NAME_LEN, KM_SLEEP); 4103fcf3ce44SJohn Forte if (persistent_initiator_name_get(initiator_node_name, 4104fcf3ce44SJohn Forte ISCSI_MAX_NAME_LEN) != B_TRUE) { 4105fcf3ce44SJohn Forte kmem_free(initiator_node_name, ISCSI_MAX_NAME_LEN); 4106fcf3ce44SJohn Forte initiator_node_name = NULL; 4107fcf3ce44SJohn Forte kmem_free(server_pg_list_hdr, 4108fcf3ce44SJohn Forte sizeof (*server_pg_list_hdr)); 41099ad4dd06SSheng-Liang Eric Zhang server_pg_list_hdr = NULL; 4110fcf3ce44SJohn Forte rtn = EIO; 4111fcf3ce44SJohn Forte break; 4112fcf3ce44SJohn Forte } 4113fcf3ce44SJohn Forte if (strlen(initiator_node_name) == 0) { 4114fcf3ce44SJohn Forte kmem_free(initiator_node_name, ISCSI_MAX_NAME_LEN); 4115fcf3ce44SJohn Forte initiator_node_name = NULL; 4116fcf3ce44SJohn Forte kmem_free(server_pg_list_hdr, 4117fcf3ce44SJohn Forte sizeof (*server_pg_list_hdr)); 41189ad4dd06SSheng-Liang Eric Zhang server_pg_list_hdr = NULL; 4119fcf3ce44SJohn Forte rtn = EIO; 4120fcf3ce44SJohn Forte break; 4121fcf3ce44SJohn Forte } 4122fcf3ce44SJohn Forte 4123fcf3ce44SJohn Forte initiator_node_alias = kmem_zalloc( 4124fcf3ce44SJohn Forte ISCSI_MAX_NAME_LEN, KM_SLEEP); 4125fcf3ce44SJohn Forte if (persistent_alias_name_get(initiator_node_alias, 4126fcf3ce44SJohn Forte ISCSI_MAX_NAME_LEN) != B_TRUE) { 4127fcf3ce44SJohn Forte initiator_node_alias[0] = '\0'; 4128fcf3ce44SJohn Forte } 4129fcf3ce44SJohn Forte rtn = isns_query_one_server(&(server_pg_list_hdr->addr), 4130fcf3ce44SJohn Forte ihp->hba_isid, 4131fcf3ce44SJohn Forte (uint8_t *)initiator_node_name, 4132fcf3ce44SJohn Forte (uint8_t *)initiator_node_alias, 4133fcf3ce44SJohn Forte ISNS_INITIATOR_NODE_TYPE, 4134fcf3ce44SJohn Forte &pg_list); 4135fcf3ce44SJohn Forte if (rtn != isns_ok || pg_list == NULL) { 4136fcf3ce44SJohn Forte kmem_free(initiator_node_name, ISCSI_MAX_NAME_LEN); 4137fcf3ce44SJohn Forte initiator_node_name = NULL; 4138fcf3ce44SJohn Forte kmem_free(initiator_node_alias, ISCSI_MAX_NAME_LEN); 4139fcf3ce44SJohn Forte initiator_node_alias = NULL; 4140fcf3ce44SJohn Forte kmem_free(server_pg_list_hdr, 4141fcf3ce44SJohn Forte sizeof (*server_pg_list_hdr)); 4142fcf3ce44SJohn Forte server_pg_list_hdr = NULL; 4143fcf3ce44SJohn Forte rtn = EIO; 4144fcf3ce44SJohn Forte break; 4145fcf3ce44SJohn Forte } 4146fcf3ce44SJohn Forte 4147fcf3ce44SJohn Forte /* 4148fcf3ce44SJohn Forte * pg_list_sz is the size of the pg_list returned from the 4149fcf3ce44SJohn Forte * isns_query_all 4150fcf3ce44SJohn Forte * 4151fcf3ce44SJohn Forte * pg_sz_copy_out is the size of the pg_list we are going to 4152fcf3ce44SJohn Forte * return back to the caller 4153fcf3ce44SJohn Forte * 4154fcf3ce44SJohn Forte * server_pg_list_sz is total amount of data we are returning 4155fcf3ce44SJohn Forte * back to the caller 4156fcf3ce44SJohn Forte */ 4157fcf3ce44SJohn Forte pg_list->pg_in_cnt = 4158fcf3ce44SJohn Forte server_pg_list_hdr->addr_port_list.pg_in_cnt; 4159fcf3ce44SJohn Forte pg_list_sz = sizeof (isns_portal_group_list_t); 4160fcf3ce44SJohn Forte if (pg_list->pg_out_cnt > 0) { 4161fcf3ce44SJohn Forte pg_list_sz += (pg_list->pg_out_cnt - 1) * 4162fcf3ce44SJohn Forte sizeof (isns_portal_group_t); 4163fcf3ce44SJohn Forte } 4164fcf3ce44SJohn Forte /* 4165fcf3ce44SJohn Forte * check if caller passed in a buffer with enough space 4166fcf3ce44SJohn Forte * if there isn't enough space, fill the caller's buffer with 4167fcf3ce44SJohn Forte * as much information as possible. 4168fcf3ce44SJohn Forte * 4169fcf3ce44SJohn Forte * if pg_out_cnt > pg_in_cnt, pg_out_cnt will be returned with 4170fcf3ce44SJohn Forte * the total number of targets found 4171fcf3ce44SJohn Forte * 4172fcf3ce44SJohn Forte * if pg_out_cnt < pg_in_cnt, pg_out_cnt will be the number 4173fcf3ce44SJohn Forte * of targets returned 4174fcf3ce44SJohn Forte */ 4175fcf3ce44SJohn Forte if (pg_list->pg_in_cnt < pg_list->pg_out_cnt) { 4176fcf3ce44SJohn Forte pg_sz_copy_out = sizeof (isns_portal_group_list_t); 4177fcf3ce44SJohn Forte if (pg_list->pg_in_cnt > 0) { 4178fcf3ce44SJohn Forte pg_sz_copy_out += (pg_list->pg_in_cnt - 1) * 4179fcf3ce44SJohn Forte sizeof (isns_portal_group_t); 4180fcf3ce44SJohn Forte } 4181fcf3ce44SJohn Forte server_pg_list_sz = 4182fcf3ce44SJohn Forte sizeof (isns_server_portal_group_list_t); 4183fcf3ce44SJohn Forte if (pg_list->pg_in_cnt > 0) { 4184fcf3ce44SJohn Forte server_pg_list_sz += (pg_list->pg_in_cnt - 1) * 4185fcf3ce44SJohn Forte sizeof (isns_portal_group_t); 4186fcf3ce44SJohn Forte } 4187fcf3ce44SJohn Forte } else { 4188fcf3ce44SJohn Forte pg_sz_copy_out = pg_list_sz; 4189fcf3ce44SJohn Forte server_pg_list_sz = 4190fcf3ce44SJohn Forte sizeof (isns_server_portal_group_list_t); 4191fcf3ce44SJohn Forte if (pg_list->pg_out_cnt > 0) { 4192fcf3ce44SJohn Forte server_pg_list_sz += (pg_list->pg_out_cnt - 1) * 4193fcf3ce44SJohn Forte sizeof (isns_portal_group_t); 4194fcf3ce44SJohn Forte } 4195fcf3ce44SJohn Forte } 4196fcf3ce44SJohn Forte 4197fcf3ce44SJohn Forte server_pg_list = (isns_server_portal_group_list_t *)kmem_zalloc( 4198fcf3ce44SJohn Forte server_pg_list_sz, KM_SLEEP); 4199fcf3ce44SJohn Forte 4200fcf3ce44SJohn Forte bcopy(&(server_pg_list_hdr->addr), &(server_pg_list->addr), 4201fcf3ce44SJohn Forte sizeof (server_pg_list->addr)); 4202fcf3ce44SJohn Forte bcopy(pg_list, &server_pg_list->addr_port_list, pg_sz_copy_out); 4203fcf3ce44SJohn Forte 4204fcf3ce44SJohn Forte if (ddi_copyout(server_pg_list, (caddr_t)arg, server_pg_list_sz, 4205fcf3ce44SJohn Forte mode) != 0) { 4206fcf3ce44SJohn Forte rtn = EFAULT; 4207fcf3ce44SJohn Forte } 4208fcf3ce44SJohn Forte DTRACE_PROBE1(iscsi_ioctl_iscsi_isns_server_get_pg_sz, 4209fcf3ce44SJohn Forte int, pg_list_sz); 42109ad4dd06SSheng-Liang Eric Zhang kmem_free(initiator_node_name, ISCSI_MAX_NAME_LEN); 42119ad4dd06SSheng-Liang Eric Zhang initiator_node_name = NULL; 42129ad4dd06SSheng-Liang Eric Zhang kmem_free(initiator_node_alias, ISCSI_MAX_NAME_LEN); 42139ad4dd06SSheng-Liang Eric Zhang initiator_node_alias = NULL; 4214fcf3ce44SJohn Forte kmem_free(pg_list, pg_list_sz); 42159ad4dd06SSheng-Liang Eric Zhang pg_list = NULL; 4216fcf3ce44SJohn Forte kmem_free(server_pg_list, server_pg_list_sz); 42179ad4dd06SSheng-Liang Eric Zhang server_pg_list = NULL; 4218fcf3ce44SJohn Forte kmem_free(server_pg_list_hdr, sizeof (*server_pg_list_hdr)); 42199ad4dd06SSheng-Liang Eric Zhang server_pg_list_hdr = NULL; 4220fcf3ce44SJohn Forte break; 4221fcf3ce44SJohn Forte 4222fcf3ce44SJohn Forte /* 4223fcf3ce44SJohn Forte * ISCSI_GET_CONFIG_SESSIONS -- 4224fcf3ce44SJohn Forte */ 4225fcf3ce44SJohn Forte case ISCSI_GET_CONFIG_SESSIONS: 4226fcf3ce44SJohn Forte /* FALLTHRU */ 4227fcf3ce44SJohn Forte 4228fcf3ce44SJohn Forte case ISCSI_SET_CONFIG_SESSIONS: 4229fcf3ce44SJohn Forte size = sizeof (*ics); 4230fcf3ce44SJohn Forte ics = iscsi_ioctl_copyin((caddr_t)arg, mode, size); 4231fcf3ce44SJohn Forte if (ics == NULL) { 4232fcf3ce44SJohn Forte rtn = EFAULT; 4233fcf3ce44SJohn Forte break; 4234fcf3ce44SJohn Forte } 4235fcf3ce44SJohn Forte 4236fcf3ce44SJohn Forte /* verify version infomration */ 4237fcf3ce44SJohn Forte if (ics->ics_ver != ISCSI_INTERFACE_VERSION) { 4238fcf3ce44SJohn Forte rtn = EINVAL; 4239fcf3ce44SJohn Forte kmem_free(ics, size); 42409ad4dd06SSheng-Liang Eric Zhang ics = NULL; 4241fcf3ce44SJohn Forte break; 4242fcf3ce44SJohn Forte } 4243fcf3ce44SJohn Forte 4244fcf3ce44SJohn Forte /* Check to see if we need to copy in more memory */ 4245fcf3ce44SJohn Forte if (ics->ics_in > 1) { 4246fcf3ce44SJohn Forte /* record correct size */ 4247fcf3ce44SJohn Forte size = ISCSI_SESSION_CONFIG_SIZE(ics->ics_in); 4248fcf3ce44SJohn Forte /* free old buffer */ 4249fcf3ce44SJohn Forte kmem_free(ics, sizeof (*ics)); 4250fcf3ce44SJohn Forte 4251fcf3ce44SJohn Forte /* copy in complete buffer size */ 4252fcf3ce44SJohn Forte ics = iscsi_ioctl_copyin((caddr_t)arg, mode, size); 4253fcf3ce44SJohn Forte if (ics == NULL) { 4254fcf3ce44SJohn Forte rtn = EFAULT; 4255fcf3ce44SJohn Forte break; 4256fcf3ce44SJohn Forte } 4257fcf3ce44SJohn Forte } 4258fcf3ce44SJohn Forte 4259fcf3ce44SJohn Forte /* switch action based on get or set */ 4260fcf3ce44SJohn Forte if (cmd == ISCSI_GET_CONFIG_SESSIONS) { 4261fcf3ce44SJohn Forte /* get */ 4262fcf3ce44SJohn Forte rtn = iscsi_ioctl_get_config_sess(ihp, ics); 4263fcf3ce44SJohn Forte if (rtn == 0) { 4264fcf3ce44SJohn Forte /* copyout data for gets */ 4265fcf3ce44SJohn Forte rtn = iscsi_ioctl_copyout(ics, size, 4266fcf3ce44SJohn Forte (caddr_t)arg, mode); 42679ad4dd06SSheng-Liang Eric Zhang } else { 42689ad4dd06SSheng-Liang Eric Zhang kmem_free(ics, size); 42699ad4dd06SSheng-Liang Eric Zhang ics = NULL; 4270fcf3ce44SJohn Forte } 4271fcf3ce44SJohn Forte } else { 4272fcf3ce44SJohn Forte /* set */ 4273fcf3ce44SJohn Forte rtn = iscsi_ioctl_set_config_sess(ihp, ics); 42746cefaae1SJack Meng if (iscsiboot_prop) { 42756cefaae1SJack Meng if (iscsi_cmp_boot_sess_oid(ihp, 42766cefaae1SJack Meng ics->ics_oid)) { 42776cefaae1SJack Meng /* 42786cefaae1SJack Meng * found active session for this object 42796cefaae1SJack Meng * or this is initiator object 42806cefaae1SJack Meng * with mpxio enabled 42816cefaae1SJack Meng */ 42826cefaae1SJack Meng if (!iscsi_reconfig_boot_sess(ihp)) { 42839ad4dd06SSheng-Liang Eric Zhang kmem_free(ics, size); 42849ad4dd06SSheng-Liang Eric Zhang ics = NULL; 42856cefaae1SJack Meng rtn = EINVAL; 42866cefaae1SJack Meng break; 42876cefaae1SJack Meng } 42886cefaae1SJack Meng } 42896cefaae1SJack Meng } 42909ad4dd06SSheng-Liang Eric Zhang kmem_free(ics, size); 42919ad4dd06SSheng-Liang Eric Zhang ics = NULL; 4292fcf3ce44SJohn Forte } 4293fcf3ce44SJohn Forte break; 4294fcf3ce44SJohn Forte 42956cefaae1SJack Meng case ISCSI_IS_ACTIVE: 42966cefaae1SJack Meng /* 42976cefaae1SJack Meng * dhcpagent calls here to check if there are 42986cefaae1SJack Meng * active iSCSI sessions 42996cefaae1SJack Meng */ 43006cefaae1SJack Meng instance = 0; 43016cefaae1SJack Meng if (iscsiboot_prop) { 43026cefaae1SJack Meng instance = 1; 43036cefaae1SJack Meng } 43046cefaae1SJack Meng if (!instance) { 43056cefaae1SJack Meng rw_enter(&ihp->hba_sess_list_rwlock, 43066cefaae1SJack Meng RW_READER); 43076cefaae1SJack Meng for (isp = ihp->hba_sess_list; isp; 43086cefaae1SJack Meng isp = isp->sess_next) { 43096cefaae1SJack Meng if ((isp->sess_state == 43106cefaae1SJack Meng ISCSI_SESS_STATE_LOGGED_IN) && 43116cefaae1SJack Meng (isp->sess_lun_list != 43126cefaae1SJack Meng NULL)) { 43136cefaae1SJack Meng instance = 1; 43146cefaae1SJack Meng break; 43156cefaae1SJack Meng } 43166cefaae1SJack Meng } 43176cefaae1SJack Meng rw_exit(&ihp->hba_sess_list_rwlock); 43186cefaae1SJack Meng } 43196cefaae1SJack Meng size = sizeof (instance); 43206cefaae1SJack Meng if (ddi_copyout(&instance, (caddr_t)arg, size, 43216cefaae1SJack Meng mode) != 0) { 43226cefaae1SJack Meng rtn = EFAULT; 43236cefaae1SJack Meng } 43246cefaae1SJack Meng break; 43256cefaae1SJack Meng 43266cefaae1SJack Meng case ISCSI_BOOTPROP_GET: 43276cefaae1SJack Meng size = sizeof (*bootProp); 43286cefaae1SJack Meng bootProp = iscsi_ioctl_copyin((caddr_t)arg, mode, size); 43296cefaae1SJack Meng if (bootProp == NULL) { 43306cefaae1SJack Meng rtn = EFAULT; 43316cefaae1SJack Meng break; 43326cefaae1SJack Meng } 43336cefaae1SJack Meng bootProp->hba_mpxio_enabled = 43346cefaae1SJack Meng iscsi_chk_bootlun_mpxio(ihp); 43356cefaae1SJack Meng if (iscsiboot_prop == NULL) { 43366cefaae1SJack Meng bootProp->iscsiboot = 0; 43376cefaae1SJack Meng rtn = iscsi_ioctl_copyout(bootProp, size, 43386cefaae1SJack Meng (caddr_t)arg, mode); 43396cefaae1SJack Meng break; 43406cefaae1SJack Meng } else { 43416cefaae1SJack Meng bootProp->iscsiboot = 1; 43426cefaae1SJack Meng } 43436cefaae1SJack Meng 43446cefaae1SJack Meng if (iscsiboot_prop->boot_init.ini_name != NULL) { 43456cefaae1SJack Meng (void) strncpy((char *)bootProp->ini_name.n_name, 43466cefaae1SJack Meng (char *)iscsiboot_prop->boot_init.ini_name, 43476cefaae1SJack Meng ISCSI_MAX_NAME_LEN); 43486cefaae1SJack Meng } 43496cefaae1SJack Meng if (iscsiboot_prop->boot_init.ini_chap_name != NULL) { 43506cefaae1SJack Meng bootProp->auth.a_auth_method = authMethodCHAP; 43516cefaae1SJack Meng (void) strncpy((char *)bootProp->ini_chap.c_user, 43526cefaae1SJack Meng (char *)iscsiboot_prop->boot_init.ini_chap_name, 43536cefaae1SJack Meng ISCSI_MAX_NAME_LEN); 43546cefaae1SJack Meng (void) strncpy((char *)bootProp->ini_chap.c_secret, 43556cefaae1SJack Meng (char *)iscsiboot_prop->boot_init.ini_chap_sec, 43566cefaae1SJack Meng ISCSI_CHAP_SECRET_LEN); 43576cefaae1SJack Meng if (iscsiboot_prop->boot_tgt.tgt_chap_name != 43586cefaae1SJack Meng NULL) { 43596cefaae1SJack Meng bootProp->auth.a_bi_auth = B_TRUE; 43606cefaae1SJack Meng } else { 43616cefaae1SJack Meng bootProp->auth.a_bi_auth = B_FALSE; 43626cefaae1SJack Meng } 43636cefaae1SJack Meng } 43646cefaae1SJack Meng if (iscsiboot_prop->boot_tgt.tgt_name != NULL) { 43656cefaae1SJack Meng (void) strncpy((char *)bootProp->tgt_name.n_name, 43666cefaae1SJack Meng (char *)iscsiboot_prop->boot_tgt.tgt_name, 43676cefaae1SJack Meng ISCSI_MAX_NAME_LEN); 43686cefaae1SJack Meng } 43696cefaae1SJack Meng if (iscsiboot_prop->boot_tgt.tgt_chap_name != NULL) { 43706cefaae1SJack Meng (void) strncpy((char *)bootProp->tgt_chap.c_user, 43716cefaae1SJack Meng (char *)iscsiboot_prop->boot_tgt.tgt_chap_name, 43726cefaae1SJack Meng ISCSI_MAX_NAME_LEN); 43736cefaae1SJack Meng (void) strncpy((char *)bootProp->tgt_chap.c_secret, 43746cefaae1SJack Meng (char *)iscsiboot_prop->boot_tgt.tgt_chap_sec, 43756cefaae1SJack Meng ISCSI_CHAP_SECRET_LEN); 43766cefaae1SJack Meng } 43776cefaae1SJack Meng 43786cefaae1SJack Meng rtn = iscsi_ioctl_copyout(bootProp, size, (caddr_t)arg, mode); 43796cefaae1SJack Meng break; 43806cefaae1SJack Meng 4381*aff4bce5Syi zhang - Sun Microsystems - Beijing China case ISCSI_TUNABLE_PARAM_SET: 4382*aff4bce5Syi zhang - Sun Microsystems - Beijing China tpss = (iscsi_tunable_object_t *)kmem_alloc(sizeof (*tpss), 4383*aff4bce5Syi zhang - Sun Microsystems - Beijing China KM_SLEEP); 4384*aff4bce5Syi zhang - Sun Microsystems - Beijing China if (ddi_copyin((caddr_t)arg, tpss, sizeof (*tpss), mode)) { 4385*aff4bce5Syi zhang - Sun Microsystems - Beijing China rtn = EFAULT; 4386*aff4bce5Syi zhang - Sun Microsystems - Beijing China kmem_free(tpss, sizeof (*tpss)); 4387*aff4bce5Syi zhang - Sun Microsystems - Beijing China break; 4388*aff4bce5Syi zhang - Sun Microsystems - Beijing China } 4389*aff4bce5Syi zhang - Sun Microsystems - Beijing China rtn = iscsi_ioctl_set_tunable_param(ihp, tpss); 4390*aff4bce5Syi zhang - Sun Microsystems - Beijing China kmem_free(tpss, sizeof (*tpss)); 4391*aff4bce5Syi zhang - Sun Microsystems - Beijing China break; 4392*aff4bce5Syi zhang - Sun Microsystems - Beijing China 4393*aff4bce5Syi zhang - Sun Microsystems - Beijing China case ISCSI_TUNABLE_PARAM_GET: 4394*aff4bce5Syi zhang - Sun Microsystems - Beijing China tpsg = (iscsi_tunable_object_t *)kmem_alloc(sizeof (*tpsg), 4395*aff4bce5Syi zhang - Sun Microsystems - Beijing China KM_SLEEP); 4396*aff4bce5Syi zhang - Sun Microsystems - Beijing China if (ddi_copyin((caddr_t)arg, tpsg, sizeof (*tpsg), mode)) { 4397*aff4bce5Syi zhang - Sun Microsystems - Beijing China rtn = EFAULT; 4398*aff4bce5Syi zhang - Sun Microsystems - Beijing China kmem_free(tpsg, sizeof (*tpsg)); 4399*aff4bce5Syi zhang - Sun Microsystems - Beijing China break; 4400*aff4bce5Syi zhang - Sun Microsystems - Beijing China } 4401*aff4bce5Syi zhang - Sun Microsystems - Beijing China if (tpsg->t_oid == ihp->hba_oid) { 4402*aff4bce5Syi zhang - Sun Microsystems - Beijing China /* initiator */ 4403*aff4bce5Syi zhang - Sun Microsystems - Beijing China name = ihp->hba_name; 4404*aff4bce5Syi zhang - Sun Microsystems - Beijing China if (iscsi_get_persisted_tunable_param((uchar_t *)name, 4405*aff4bce5Syi zhang - Sun Microsystems - Beijing China tpsg) == 1) { 4406*aff4bce5Syi zhang - Sun Microsystems - Beijing China /* 4407*aff4bce5Syi zhang - Sun Microsystems - Beijing China * no persisted tunable parameters found 4408*aff4bce5Syi zhang - Sun Microsystems - Beijing China * for iscsi initiator, use default tunable 4409*aff4bce5Syi zhang - Sun Microsystems - Beijing China * params for initiator node. 4410*aff4bce5Syi zhang - Sun Microsystems - Beijing China */ 4411*aff4bce5Syi zhang - Sun Microsystems - Beijing China iscsi_get_tunable_default(tpsg); 4412*aff4bce5Syi zhang - Sun Microsystems - Beijing China } 4413*aff4bce5Syi zhang - Sun Microsystems - Beijing China } else { 4414*aff4bce5Syi zhang - Sun Microsystems - Beijing China /* check whether it is a target oid */ 4415*aff4bce5Syi zhang - Sun Microsystems - Beijing China name = iscsi_targetparam_get_name(tpsg->t_oid); 4416*aff4bce5Syi zhang - Sun Microsystems - Beijing China if (name == NULL) { 4417*aff4bce5Syi zhang - Sun Microsystems - Beijing China /* invalid node name */ 4418*aff4bce5Syi zhang - Sun Microsystems - Beijing China rtn = EINVAL; 4419*aff4bce5Syi zhang - Sun Microsystems - Beijing China kmem_free(tpsg, sizeof (*tpsg)); 4420*aff4bce5Syi zhang - Sun Microsystems - Beijing China break; 4421*aff4bce5Syi zhang - Sun Microsystems - Beijing China } 4422*aff4bce5Syi zhang - Sun Microsystems - Beijing China if (iscsi_get_persisted_tunable_param((uchar_t *)name, 4423*aff4bce5Syi zhang - Sun Microsystems - Beijing China tpsg) == 1) { 4424*aff4bce5Syi zhang - Sun Microsystems - Beijing China /* 4425*aff4bce5Syi zhang - Sun Microsystems - Beijing China * no persisted tunable parameters found for 4426*aff4bce5Syi zhang - Sun Microsystems - Beijing China * iscsi target, use initiator's configure. 4427*aff4bce5Syi zhang - Sun Microsystems - Beijing China */ 4428*aff4bce5Syi zhang - Sun Microsystems - Beijing China if (iscsi_get_persisted_tunable_param( 4429*aff4bce5Syi zhang - Sun Microsystems - Beijing China (uchar_t *)ihp->hba_name, tpsg) == -1) { 4430*aff4bce5Syi zhang - Sun Microsystems - Beijing China /* 4431*aff4bce5Syi zhang - Sun Microsystems - Beijing China * No initiator tunable parameters set 4432*aff4bce5Syi zhang - Sun Microsystems - Beijing China * use default value for target 4433*aff4bce5Syi zhang - Sun Microsystems - Beijing China */ 4434*aff4bce5Syi zhang - Sun Microsystems - Beijing China iscsi_get_tunable_default(tpsg); 4435*aff4bce5Syi zhang - Sun Microsystems - Beijing China } 4436*aff4bce5Syi zhang - Sun Microsystems - Beijing China } 4437*aff4bce5Syi zhang - Sun Microsystems - Beijing China } 4438*aff4bce5Syi zhang - Sun Microsystems - Beijing China 4439*aff4bce5Syi zhang - Sun Microsystems - Beijing China if (ddi_copyout(tpsg, (caddr_t)arg, 4440*aff4bce5Syi zhang - Sun Microsystems - Beijing China sizeof (iscsi_tunable_object_t), mode) != 0) { 4441*aff4bce5Syi zhang - Sun Microsystems - Beijing China rtn = EFAULT; 4442*aff4bce5Syi zhang - Sun Microsystems - Beijing China } 4443*aff4bce5Syi zhang - Sun Microsystems - Beijing China kmem_free(tpsg, sizeof (*tpsg)); 4444*aff4bce5Syi zhang - Sun Microsystems - Beijing China break; 4445*aff4bce5Syi zhang - Sun Microsystems - Beijing China 4446fcf3ce44SJohn Forte default: 4447fcf3ce44SJohn Forte rtn = ENOTTY; 4448fcf3ce44SJohn Forte cmn_err(CE_NOTE, "unrecognized ioctl 0x%x", cmd); 4449fcf3ce44SJohn Forte } /* end of ioctl type switch/cases */ 4450fcf3ce44SJohn Forte 44514246c8e9SJack Meng if ((cmd != ISCSI_SMF_ONLINE) && (cmd != ISCSI_SMF_OFFLINE) && 44524246c8e9SJack Meng (cmd != ISCSI_SMF_GET)) { 44534246c8e9SJack Meng /* other cmds need to release the service */ 44544246c8e9SJack Meng iscsi_client_release_service(ihp); 44554246c8e9SJack Meng } 44564246c8e9SJack Meng 4457fcf3ce44SJohn Forte return (rtn); 4458fcf3ce44SJohn Forte } 4459fcf3ce44SJohn Forte 4460fcf3ce44SJohn Forte /* 4461fcf3ce44SJohn Forte * +--------------------------------------------------------------------+ 4462fcf3ce44SJohn Forte * | End of cb_ops routines | 4463fcf3ce44SJohn Forte * +--------------------------------------------------------------------+ 4464fcf3ce44SJohn Forte */ 4465fcf3ce44SJohn Forte 4466fcf3ce44SJohn Forte 4467fcf3ce44SJohn Forte /* 4468fcf3ce44SJohn Forte * +--------------------------------------------------------------------+ 4469fcf3ce44SJohn Forte * | Common scsi_tran support routines | 4470fcf3ce44SJohn Forte * +--------------------------------------------------------------------+ 4471fcf3ce44SJohn Forte */ 4472fcf3ce44SJohn Forte 4473fcf3ce44SJohn Forte /* 4474fcf3ce44SJohn Forte * iscsi_i_commoncap -- SCSA host adapter get/set capability routines. 4475fcf3ce44SJohn Forte * 4476fcf3ce44SJohn Forte * Need to determine if any of these can be determined through the iSCSI 4477fcf3ce44SJohn Forte * protocol. For now just return error on most. 4478fcf3ce44SJohn Forte */ 4479fcf3ce44SJohn Forte /* ARGSUSED */ 4480fcf3ce44SJohn Forte static int 4481fcf3ce44SJohn Forte iscsi_i_commoncap(struct scsi_address *ap, char *cap, int val, 4482fcf3ce44SJohn Forte int tgtonly, int doset) 4483fcf3ce44SJohn Forte { 4484fcf3ce44SJohn Forte int rtn; 4485fcf3ce44SJohn Forte int cidx; 4486fcf3ce44SJohn Forte iscsi_lun_t *ilp; 4487fcf3ce44SJohn Forte 4488fcf3ce44SJohn Forte ASSERT((ap)->a_hba_tran->tran_hba_private != NULL); 4489fcf3ce44SJohn Forte ilp = (iscsi_lun_t *)((ap)->a_hba_tran->tran_tgt_private); 4490fcf3ce44SJohn Forte ASSERT(ilp != NULL); 4491fcf3ce44SJohn Forte 4492fcf3ce44SJohn Forte if (cap == (char *)0) { 4493fcf3ce44SJohn Forte return (FALSE); 4494fcf3ce44SJohn Forte } 4495fcf3ce44SJohn Forte 4496fcf3ce44SJohn Forte cidx = scsi_hba_lookup_capstr(cap); 4497fcf3ce44SJohn Forte if (cidx == -1) { 4498fcf3ce44SJohn Forte return (cidx); 4499fcf3ce44SJohn Forte } 4500fcf3ce44SJohn Forte 4501fcf3ce44SJohn Forte /* 4502fcf3ce44SJohn Forte * Process setcap request. 4503fcf3ce44SJohn Forte */ 4504fcf3ce44SJohn Forte if (doset) { 4505fcf3ce44SJohn Forte /* 4506fcf3ce44SJohn Forte * At present, we can only set binary (0/1) values 4507fcf3ce44SJohn Forte */ 4508fcf3ce44SJohn Forte switch (cidx) { 4509fcf3ce44SJohn Forte case SCSI_CAP_LUN_RESET: 4510fcf3ce44SJohn Forte if (val) { 4511fcf3ce44SJohn Forte ilp->lun_cap |= ISCSI_LUN_CAP_RESET; 4512fcf3ce44SJohn Forte } else { 4513fcf3ce44SJohn Forte ilp->lun_cap &= ~ISCSI_LUN_CAP_RESET; 4514fcf3ce44SJohn Forte } 4515fcf3ce44SJohn Forte rtn = TRUE; 4516fcf3ce44SJohn Forte break; 4517fcf3ce44SJohn Forte default: 4518fcf3ce44SJohn Forte /* 4519fcf3ce44SJohn Forte * None of these are settable via 4520fcf3ce44SJohn Forte * the capability interface. 4521fcf3ce44SJohn Forte */ 4522fcf3ce44SJohn Forte rtn = FALSE; 4523fcf3ce44SJohn Forte break; 4524fcf3ce44SJohn Forte } 4525fcf3ce44SJohn Forte 4526fcf3ce44SJohn Forte /* 4527fcf3ce44SJohn Forte * Process getcap request. 4528fcf3ce44SJohn Forte */ 4529fcf3ce44SJohn Forte } else { 4530fcf3ce44SJohn Forte switch (cidx) { 4531fcf3ce44SJohn Forte case SCSI_CAP_DMA_MAX: 4532fcf3ce44SJohn Forte /* no DMA, Psuedo value */ 4533fcf3ce44SJohn Forte rtn = INT32_MAX; 4534fcf3ce44SJohn Forte break; 4535fcf3ce44SJohn Forte case SCSI_CAP_INITIATOR_ID: 4536fcf3ce44SJohn Forte rtn = 7; 4537fcf3ce44SJohn Forte break; 4538fcf3ce44SJohn Forte case SCSI_CAP_ARQ: 4539fcf3ce44SJohn Forte case SCSI_CAP_RESET_NOTIFICATION: 4540fcf3ce44SJohn Forte case SCSI_CAP_TAGGED_QING: 4541fcf3ce44SJohn Forte rtn = TRUE; 4542fcf3ce44SJohn Forte break; 4543fcf3ce44SJohn Forte case SCSI_CAP_SCSI_VERSION: 4544fcf3ce44SJohn Forte rtn = SCSI_VERSION_3; 4545fcf3ce44SJohn Forte break; 4546fcf3ce44SJohn Forte case SCSI_CAP_INTERCONNECT_TYPE: 4547fcf3ce44SJohn Forte rtn = INTERCONNECT_FABRIC; 4548fcf3ce44SJohn Forte break; 4549fcf3ce44SJohn Forte case SCSI_CAP_LUN_RESET: 4550fcf3ce44SJohn Forte rtn = ((ilp->lun_cap & ISCSI_LUN_CAP_RESET) != 0) ? 4551fcf3ce44SJohn Forte TRUE : FALSE; 4552fcf3ce44SJohn Forte break; 4553fcf3ce44SJohn Forte case SCSI_CAP_CDB_LEN: 4554fcf3ce44SJohn Forte /* 4555fcf3ce44SJohn Forte * iSCSI RFC 3720 defines a default 16 byte 4556fcf3ce44SJohn Forte * CDB as part of the Basic Header Segment 4557fcf3ce44SJohn Forte * (BHS) (10.2.1) and allows for an Additional 4558fcf3ce44SJohn Forte * Header Segment (AHS) Length of 255 * 4 4559fcf3ce44SJohn Forte * (10.2.1.5). The AHS length can be used 4560fcf3ce44SJohn Forte * for different purposes two of which are 4561fcf3ce44SJohn Forte * Extended CDB ADS (10.2.2.3) and Bidirectional 4562fcf3ce44SJohn Forte * Expected Read-Data Length AHS (10.2.2.4). 4563fcf3ce44SJohn Forte * The largest header of these consumes is 4564fcf3ce44SJohn Forte * 32 bytes. So the total Max CDB Length is 4565fcf3ce44SJohn Forte * 16 + ((255 * 4 ) - 32) = 1004. 4566fcf3ce44SJohn Forte */ 4567fcf3ce44SJohn Forte rtn = 1004; 4568fcf3ce44SJohn Forte break; 4569fcf3ce44SJohn Forte default: 4570fcf3ce44SJohn Forte rtn = UNDEFINED; 4571fcf3ce44SJohn Forte break; 4572fcf3ce44SJohn Forte } 4573fcf3ce44SJohn Forte } 4574fcf3ce44SJohn Forte return (rtn); 4575fcf3ce44SJohn Forte } 4576fcf3ce44SJohn Forte 4577fcf3ce44SJohn Forte /* 4578fcf3ce44SJohn Forte * iscsi_virt_lun_init - attempts to complete a mdi/scsi_vhci binding 4579fcf3ce44SJohn Forte * 4580fcf3ce44SJohn Forte * This routine is used to associate the tran_tgt_private to our ilp 4581fcf3ce44SJohn Forte * structure. This function is indirectly called from our 4582fcf3ce44SJohn Forte * iscsi_lun_create_xxx routines. These routines must prevent 4583fcf3ce44SJohn Forte * the session and lun lists from changing during this call. 4584fcf3ce44SJohn Forte */ 4585fcf3ce44SJohn Forte /* ARGSUSED */ 4586fcf3ce44SJohn Forte static int 4587fcf3ce44SJohn Forte iscsi_virt_lun_init(dev_info_t *hba_dip, dev_info_t *lun_dip, 4588fcf3ce44SJohn Forte scsi_hba_tran_t *hba_tran, struct scsi_device *sd) 4589fcf3ce44SJohn Forte { 4590fcf3ce44SJohn Forte iscsi_lun_t *ilp = NULL; 4591fcf3ce44SJohn Forte iscsi_lun_t *ilp_check = NULL; 4592fcf3ce44SJohn Forte iscsi_sess_t *isp = NULL; 4593fcf3ce44SJohn Forte char *lun_guid = NULL; 4594fcf3ce44SJohn Forte mdi_pathinfo_t *pip = NULL; 4595fcf3ce44SJohn Forte iscsi_hba_t *ihp = (iscsi_hba_t *)hba_tran->tran_hba_private; 4596fcf3ce44SJohn Forte char target_port_name[MAX_NAME_PROP_SIZE]; 4597fcf3ce44SJohn Forte 4598fcf3ce44SJohn Forte /* 4599fcf3ce44SJohn Forte * Here's a nice little piece of undocumented stuff. 4600fcf3ce44SJohn Forte */ 4601fcf3ce44SJohn Forte if ((pip = (mdi_pathinfo_t *)sd->sd_private) == NULL) { 4602fcf3ce44SJohn Forte /* 4603fcf3ce44SJohn Forte * Very bad news if this occurs. Somehow SCSI_vhci has 4604fcf3ce44SJohn Forte * lost the pathinfo node for this target. 4605fcf3ce44SJohn Forte */ 4606fcf3ce44SJohn Forte return (DDI_NOT_WELL_FORMED); 4607fcf3ce44SJohn Forte } 4608fcf3ce44SJohn Forte 4609fcf3ce44SJohn Forte ilp = (iscsi_lun_t *)mdi_pi_get_phci_private(pip); 4610fcf3ce44SJohn Forte 4611fcf3ce44SJohn Forte /* 4612fcf3ce44SJohn Forte * +----------------------------------------------------+ 4613fcf3ce44SJohn Forte * | Looking to find the target device via the property | 4614fcf3ce44SJohn Forte * | is not required since the driver can easily get | 4615fcf3ce44SJohn Forte * | this information from the mdi_phci_get_private() | 4616fcf3ce44SJohn Forte * | call above. This is just a consistency check | 4617fcf3ce44SJohn Forte * | which can be removed. | 4618fcf3ce44SJohn Forte */ 4619fcf3ce44SJohn Forte if (mdi_prop_lookup_string(pip, MDI_GUID, &lun_guid) != 4620fcf3ce44SJohn Forte DDI_PROP_SUCCESS) { 4621fcf3ce44SJohn Forte return (DDI_NOT_WELL_FORMED); 4622fcf3ce44SJohn Forte } 4623fcf3ce44SJohn Forte 4624fcf3ce44SJohn Forte for (isp = ihp->hba_sess_list; isp; isp = isp->sess_next) { 4625fcf3ce44SJohn Forte 4626fcf3ce44SJohn Forte /* If this isn't the matching session continue */ 4627fcf3ce44SJohn Forte if (ilp->lun_sess != isp) { 4628fcf3ce44SJohn Forte continue; 4629fcf3ce44SJohn Forte } 4630fcf3ce44SJohn Forte 4631fcf3ce44SJohn Forte /* 4632fcf3ce44SJohn Forte * We are already holding the lun list rwlock 4633fcf3ce44SJohn Forte * for this thread on the callers side of mdi_pi_online 4634fcf3ce44SJohn Forte * or ndi_devi_online. Which lead to this functions 4635fcf3ce44SJohn Forte * call. 4636fcf3ce44SJohn Forte */ 4637fcf3ce44SJohn Forte for (ilp_check = isp->sess_lun_list; ilp_check; 4638fcf3ce44SJohn Forte ilp_check = ilp_check->lun_next) { 4639fcf3ce44SJohn Forte 4640fcf3ce44SJohn Forte /* 4641fcf3ce44SJohn Forte * If this is the matching LUN and contains 4642fcf3ce44SJohn Forte * the same LUN GUID then break we found our 4643fcf3ce44SJohn Forte * match. 4644fcf3ce44SJohn Forte */ 4645fcf3ce44SJohn Forte if ((ilp == ilp_check) && 4646fcf3ce44SJohn Forte (strcmp(lun_guid, ilp_check->lun_guid) == 0)) { 4647fcf3ce44SJohn Forte break; 4648fcf3ce44SJohn Forte } 4649fcf3ce44SJohn Forte } 4650fcf3ce44SJohn Forte if (ilp_check != NULL) { 4651fcf3ce44SJohn Forte break; 4652fcf3ce44SJohn Forte } 4653fcf3ce44SJohn Forte } 4654fcf3ce44SJohn Forte 4655fcf3ce44SJohn Forte /* 4656fcf3ce44SJohn Forte * Free resource that's no longer required. 4657fcf3ce44SJohn Forte */ 4658fcf3ce44SJohn Forte if (lun_guid != NULL) 4659fcf3ce44SJohn Forte (void) mdi_prop_free(lun_guid); 4660fcf3ce44SJohn Forte 4661fcf3ce44SJohn Forte if (ilp_check == NULL) { 4662fcf3ce44SJohn Forte /* 4663fcf3ce44SJohn Forte * Failed to find iSCSI LUN in HBA chain based 4664fcf3ce44SJohn Forte * on the GUID that was stored as a property on 4665fcf3ce44SJohn Forte * the pathinfo node. 4666fcf3ce44SJohn Forte */ 4667fcf3ce44SJohn Forte return (DDI_NOT_WELL_FORMED); 4668fcf3ce44SJohn Forte } 4669fcf3ce44SJohn Forte 4670fcf3ce44SJohn Forte if (ilp != ilp_check) { 4671fcf3ce44SJohn Forte /* 4672fcf3ce44SJohn Forte * The iSCSI target that we found on the HBA link is 4673fcf3ce44SJohn Forte * different than the iSCSI target that was stored as 4674fcf3ce44SJohn Forte * private data on the pathinfo node. 4675fcf3ce44SJohn Forte */ 4676fcf3ce44SJohn Forte return (DDI_NOT_WELL_FORMED); 4677fcf3ce44SJohn Forte } 4678fcf3ce44SJohn Forte /* 4679fcf3ce44SJohn Forte * | End of consistency check | 4680fcf3ce44SJohn Forte * +----------------------------------------------------+ 4681fcf3ce44SJohn Forte */ 4682fcf3ce44SJohn Forte 4683fcf3ce44SJohn Forte hba_tran->tran_tgt_private = ilp; 4684fcf3ce44SJohn Forte 4685fcf3ce44SJohn Forte target_port_name[0] = '\0'; 4686fcf3ce44SJohn Forte if (ilp->lun_sess->sess_tpgt_conf == ISCSI_DEFAULT_TPGT) { 4687fcf3ce44SJohn Forte (void) snprintf(target_port_name, MAX_NAME_PROP_SIZE, 4688fcf3ce44SJohn Forte "%02x%02x%02x%02x%02x%02x,%s", 4689fcf3ce44SJohn Forte ilp->lun_sess->sess_isid[0], ilp->lun_sess->sess_isid[1], 4690fcf3ce44SJohn Forte ilp->lun_sess->sess_isid[2], ilp->lun_sess->sess_isid[3], 4691fcf3ce44SJohn Forte ilp->lun_sess->sess_isid[4], ilp->lun_sess->sess_isid[5], 4692fcf3ce44SJohn Forte ilp->lun_sess->sess_name); 4693fcf3ce44SJohn Forte } else { 4694fcf3ce44SJohn Forte (void) snprintf(target_port_name, MAX_NAME_PROP_SIZE, 4695fcf3ce44SJohn Forte "%02x%02x%02x%02x%02x%02x,%s,%d", 4696fcf3ce44SJohn Forte ilp->lun_sess->sess_isid[0], ilp->lun_sess->sess_isid[1], 4697fcf3ce44SJohn Forte ilp->lun_sess->sess_isid[2], ilp->lun_sess->sess_isid[3], 4698fcf3ce44SJohn Forte ilp->lun_sess->sess_isid[4], ilp->lun_sess->sess_isid[5], 4699fcf3ce44SJohn Forte ilp->lun_sess->sess_name, ilp->lun_sess->sess_tpgt_conf); 4700fcf3ce44SJohn Forte } 4701fcf3ce44SJohn Forte 4702fcf3ce44SJohn Forte if (mdi_prop_update_string(pip, "target-port", 4703fcf3ce44SJohn Forte target_port_name) != DDI_PROP_SUCCESS) { 4704fcf3ce44SJohn Forte cmn_err(CE_WARN, "iscsi_virt_lun_init: Creating 'target-port' " 4705fcf3ce44SJohn Forte "property on Path(%p) for Target(%s), Lun(%d) Failed", 4706fcf3ce44SJohn Forte (void *)pip, ilp->lun_sess->sess_name, ilp->lun_num); 4707fcf3ce44SJohn Forte } 4708fcf3ce44SJohn Forte 4709fcf3ce44SJohn Forte return (DDI_SUCCESS); 4710fcf3ce44SJohn Forte } 4711fcf3ce44SJohn Forte 4712fcf3ce44SJohn Forte /* 4713fcf3ce44SJohn Forte * iscsi_phys_lun_init - attempts to complete a ndi binding 4714fcf3ce44SJohn Forte * 4715fcf3ce44SJohn Forte * This routine is used to associate the tran_tgt_private to our 4716fcf3ce44SJohn Forte * ilp structure. This function is indirectly called from our 4717fcf3ce44SJohn Forte * iscsi_lun_create_xxx routines. These routines must prevent 4718fcf3ce44SJohn Forte * the session and lun lists from changing during this call. 4719fcf3ce44SJohn Forte */ 4720fcf3ce44SJohn Forte static int 4721fcf3ce44SJohn Forte iscsi_phys_lun_init(dev_info_t *hba_dip, dev_info_t *lun_dip, 4722fcf3ce44SJohn Forte scsi_hba_tran_t *hba_tran, struct scsi_device *sd) 4723fcf3ce44SJohn Forte { 4724fcf3ce44SJohn Forte int rtn = DDI_SUCCESS; 4725fcf3ce44SJohn Forte iscsi_hba_t *ihp = NULL; 4726fcf3ce44SJohn Forte iscsi_sess_t *isp = NULL; 4727fcf3ce44SJohn Forte iscsi_lun_t *ilp = NULL; 4728fcf3ce44SJohn Forte char target_port_name[MAX_NAME_PROP_SIZE]; 4729fcf3ce44SJohn Forte int *words = NULL; 4730fcf3ce44SJohn Forte uint_t nwords = 0; 4731fcf3ce44SJohn Forte 4732fcf3ce44SJohn Forte ASSERT(hba_dip); 4733fcf3ce44SJohn Forte ASSERT(lun_dip); 4734fcf3ce44SJohn Forte ASSERT(hba_tran); 4735fcf3ce44SJohn Forte ASSERT(sd); 4736fcf3ce44SJohn Forte ihp = (iscsi_hba_t *)hba_tran->tran_hba_private; 4737fcf3ce44SJohn Forte ASSERT(ihp); 4738fcf3ce44SJohn Forte 4739fcf3ce44SJohn Forte if (ddi_prop_lookup_int_array(DDI_DEV_T_ANY, lun_dip, 4740fcf3ce44SJohn Forte DDI_PROP_DONTPASS, LUN_PROP, &words, &nwords) != DDI_PROP_SUCCESS) { 4741fcf3ce44SJohn Forte cmn_err(CE_WARN, "iscsi_phys_lun_init: Returning DDI_FAILURE:" 4742fcf3ce44SJohn Forte "lun for %s (instance %d)", ddi_get_name(lun_dip), 4743fcf3ce44SJohn Forte ddi_get_instance(lun_dip)); 4744fcf3ce44SJohn Forte return (DDI_FAILURE); 4745fcf3ce44SJohn Forte } 4746fcf3ce44SJohn Forte 4747fcf3ce44SJohn Forte if (nwords == 0) { 4748fcf3ce44SJohn Forte ddi_prop_free(words); 4749fcf3ce44SJohn Forte return (DDI_FAILURE); 4750fcf3ce44SJohn Forte } 4751fcf3ce44SJohn Forte 4752fcf3ce44SJohn Forte ASSERT(words != NULL); 4753fcf3ce44SJohn Forte 4754fcf3ce44SJohn Forte /* See if we already created this session */ 4755fcf3ce44SJohn Forte 4756fcf3ce44SJohn Forte /* Walk the HBA's session list */ 4757fcf3ce44SJohn Forte for (isp = ihp->hba_sess_list; isp; isp = isp->sess_next) { 4758fcf3ce44SJohn Forte /* compare target name as the unique identifier */ 4759fcf3ce44SJohn Forte if (sd->sd_address.a_target == isp->sess_oid) { 4760fcf3ce44SJohn Forte /* found match */ 4761fcf3ce44SJohn Forte break; 4762fcf3ce44SJohn Forte } 4763fcf3ce44SJohn Forte } 4764fcf3ce44SJohn Forte 4765fcf3ce44SJohn Forte /* If we found matching session continue searching for tgt */ 4766fcf3ce44SJohn Forte if (isp != NULL) { 4767fcf3ce44SJohn Forte /* 4768fcf3ce44SJohn Forte * Search for the matching iscsi lun structure. We don't 4769fcf3ce44SJohn Forte * need to hold the READER for the lun list at this point. 4770fcf3ce44SJohn Forte * because the tran_get_name is being called from the online 4771fcf3ce44SJohn Forte * function which is already holding a reader on the lun 4772fcf3ce44SJohn Forte * list. 4773fcf3ce44SJohn Forte */ 4774fcf3ce44SJohn Forte for (ilp = isp->sess_lun_list; ilp; ilp = ilp->lun_next) { 4775fcf3ce44SJohn Forte if (*words == ilp->lun_num) { 4776fcf3ce44SJohn Forte /* found match */ 4777fcf3ce44SJohn Forte break; 4778fcf3ce44SJohn Forte } 4779fcf3ce44SJohn Forte } 4780fcf3ce44SJohn Forte 4781fcf3ce44SJohn Forte if (ilp != NULL) { 4782fcf3ce44SJohn Forte /* 4783fcf3ce44SJohn Forte * tgt found path it to the tran_lun_private 4784fcf3ce44SJohn Forte * this is used later for fast access on 4785fcf3ce44SJohn Forte * init_pkt and start 4786fcf3ce44SJohn Forte */ 4787fcf3ce44SJohn Forte hba_tran->tran_tgt_private = ilp; 4788fcf3ce44SJohn Forte } else { 4789fcf3ce44SJohn Forte /* tgt not found */ 4790fcf3ce44SJohn Forte ddi_prop_free(words); 4791fcf3ce44SJohn Forte return (DDI_FAILURE); 4792fcf3ce44SJohn Forte } 4793fcf3ce44SJohn Forte } else { 4794fcf3ce44SJohn Forte /* sess not found */ 4795fcf3ce44SJohn Forte ddi_prop_free(words); 4796fcf3ce44SJohn Forte return (DDI_FAILURE); 4797fcf3ce44SJohn Forte } 4798fcf3ce44SJohn Forte ddi_prop_free(words); 4799fcf3ce44SJohn Forte 4800fcf3ce44SJohn Forte target_port_name[0] = '\0'; 4801fcf3ce44SJohn Forte if (ilp->lun_sess->sess_tpgt_conf == ISCSI_DEFAULT_TPGT) { 4802fcf3ce44SJohn Forte (void) snprintf(target_port_name, MAX_NAME_PROP_SIZE, 4803fcf3ce44SJohn Forte "%02x%02x%02x%02x%02x%02x,%s", 4804fcf3ce44SJohn Forte ilp->lun_sess->sess_isid[0], ilp->lun_sess->sess_isid[1], 4805fcf3ce44SJohn Forte ilp->lun_sess->sess_isid[2], ilp->lun_sess->sess_isid[3], 4806fcf3ce44SJohn Forte ilp->lun_sess->sess_isid[4], ilp->lun_sess->sess_isid[5], 4807fcf3ce44SJohn Forte ilp->lun_sess->sess_name); 4808fcf3ce44SJohn Forte } else { 4809fcf3ce44SJohn Forte (void) snprintf(target_port_name, MAX_NAME_PROP_SIZE, 4810fcf3ce44SJohn Forte "%02x%02x%02x%02x%02x%02x,%s,%d", 4811fcf3ce44SJohn Forte ilp->lun_sess->sess_isid[0], ilp->lun_sess->sess_isid[1], 4812fcf3ce44SJohn Forte ilp->lun_sess->sess_isid[2], ilp->lun_sess->sess_isid[3], 4813fcf3ce44SJohn Forte ilp->lun_sess->sess_isid[4], ilp->lun_sess->sess_isid[5], 4814fcf3ce44SJohn Forte ilp->lun_sess->sess_name, ilp->lun_sess->sess_tpgt_conf); 4815fcf3ce44SJohn Forte } 4816fcf3ce44SJohn Forte 4817fcf3ce44SJohn Forte if (ddi_prop_update_string(DDI_DEV_T_NONE, lun_dip, 4818fcf3ce44SJohn Forte "target-port", target_port_name) != DDI_PROP_SUCCESS) { 4819fcf3ce44SJohn Forte cmn_err(CE_WARN, "iscsi_phys_lun_init: Creating 'target-port' " 4820fcf3ce44SJohn Forte "property on Target(%s), Lun(%d) Failed", 4821fcf3ce44SJohn Forte ilp->lun_sess->sess_name, ilp->lun_num); 4822fcf3ce44SJohn Forte } 4823fcf3ce44SJohn Forte 4824fcf3ce44SJohn Forte return (rtn); 4825fcf3ce44SJohn Forte } 4826fcf3ce44SJohn Forte 4827fcf3ce44SJohn Forte /* 4828fcf3ce44SJohn Forte * +--------------------------------------------------------------------+ 4829fcf3ce44SJohn Forte * | End of scsi_tran support routines | 4830fcf3ce44SJohn Forte * +--------------------------------------------------------------------+ 4831fcf3ce44SJohn Forte */ 4832fcf3ce44SJohn Forte 4833fcf3ce44SJohn Forte /* 4834fcf3ce44SJohn Forte * +--------------------------------------------------------------------+ 4835fcf3ce44SJohn Forte * | Begin of struct utility routines | 4836fcf3ce44SJohn Forte * +--------------------------------------------------------------------+ 4837fcf3ce44SJohn Forte */ 4838fcf3ce44SJohn Forte 4839fcf3ce44SJohn Forte 4840fcf3ce44SJohn Forte /* 4841fcf3ce44SJohn Forte * iscsi_set_default_login_params - This function sets the 4842fcf3ce44SJohn Forte * driver default login params. This is using during the 4843fcf3ce44SJohn Forte * creation of our iSCSI HBA structure initialization by 4844fcf3ce44SJohn Forte * could be used at other times to reset back to the defaults. 4845fcf3ce44SJohn Forte */ 4846fcf3ce44SJohn Forte void 4847fcf3ce44SJohn Forte iscsi_set_default_login_params(iscsi_login_params_t *params) 4848fcf3ce44SJohn Forte { 4849fcf3ce44SJohn Forte params->immediate_data = ISCSI_DEFAULT_IMMEDIATE_DATA; 4850fcf3ce44SJohn Forte params->initial_r2t = ISCSI_DEFAULT_INITIALR2T; 4851fcf3ce44SJohn Forte params->first_burst_length = ISCSI_DEFAULT_FIRST_BURST_LENGTH; 4852fcf3ce44SJohn Forte params->max_burst_length = ISCSI_DEFAULT_MAX_BURST_LENGTH; 4853fcf3ce44SJohn Forte params->data_pdu_in_order = ISCSI_DEFAULT_DATA_PDU_IN_ORDER; 4854fcf3ce44SJohn Forte params->data_sequence_in_order = ISCSI_DEFAULT_DATA_SEQUENCE_IN_ORDER; 4855fcf3ce44SJohn Forte params->default_time_to_wait = ISCSI_DEFAULT_TIME_TO_WAIT; 4856fcf3ce44SJohn Forte params->default_time_to_retain = ISCSI_DEFAULT_TIME_TO_RETAIN; 4857fcf3ce44SJohn Forte params->header_digest = ISCSI_DEFAULT_HEADER_DIGEST; 4858fcf3ce44SJohn Forte params->data_digest = ISCSI_DEFAULT_DATA_DIGEST; 4859fcf3ce44SJohn Forte params->max_recv_data_seg_len = ISCSI_DEFAULT_MAX_RECV_SEG_LEN; 4860fcf3ce44SJohn Forte params->max_xmit_data_seg_len = ISCSI_DEFAULT_MAX_XMIT_SEG_LEN; 4861fcf3ce44SJohn Forte params->max_connections = ISCSI_DEFAULT_MAX_CONNECTIONS; 4862fcf3ce44SJohn Forte params->max_outstanding_r2t = ISCSI_DEFAULT_MAX_OUT_R2T; 4863fcf3ce44SJohn Forte params->error_recovery_level = ISCSI_DEFAULT_ERROR_RECOVERY_LEVEL; 4864fcf3ce44SJohn Forte params->ifmarker = ISCSI_DEFAULT_IFMARKER; 4865fcf3ce44SJohn Forte params->ofmarker = ISCSI_DEFAULT_OFMARKER; 4866fcf3ce44SJohn Forte } 4867fcf3ce44SJohn Forte 4868*aff4bce5Syi zhang - Sun Microsystems - Beijing China /* Helper function to sets the driver default tunable parameters */ 4869*aff4bce5Syi zhang - Sun Microsystems - Beijing China static void 4870*aff4bce5Syi zhang - Sun Microsystems - Beijing China iscsi_set_default_tunable_params(iscsi_tunable_params_t *params) 4871*aff4bce5Syi zhang - Sun Microsystems - Beijing China { 4872*aff4bce5Syi zhang - Sun Microsystems - Beijing China params->recv_login_rsp_timeout = ISCSI_DEFAULT_RX_TIMEOUT_VALUE; 4873*aff4bce5Syi zhang - Sun Microsystems - Beijing China params->conn_login_max = ISCSI_DEFAULT_CONN_DEFAULT_LOGIN_MAX; 4874*aff4bce5Syi zhang - Sun Microsystems - Beijing China params->polling_login_delay = ISCSI_DEFAULT_LOGIN_POLLING_DELAY; 4875*aff4bce5Syi zhang - Sun Microsystems - Beijing China } 4876fcf3ce44SJohn Forte 4877fcf3ce44SJohn Forte /* 4878fcf3ce44SJohn Forte * +--------------------------------------------------------------------+ 4879fcf3ce44SJohn Forte * | End of struct utility routines | 4880fcf3ce44SJohn Forte * +--------------------------------------------------------------------+ 4881fcf3ce44SJohn Forte */ 4882fcf3ce44SJohn Forte 4883fcf3ce44SJohn Forte /* 4884fcf3ce44SJohn Forte * +--------------------------------------------------------------------+ 4885fcf3ce44SJohn Forte * | Begin of ioctl utility routines | 4886fcf3ce44SJohn Forte * +--------------------------------------------------------------------+ 4887fcf3ce44SJohn Forte */ 4888fcf3ce44SJohn Forte 4889fcf3ce44SJohn Forte /* 4890fcf3ce44SJohn Forte * iscsi_get_param - This function is a helper to ISCSI_GET_PARAM 4891fcf3ce44SJohn Forte * IOCTL 4892fcf3ce44SJohn Forte */ 4893fcf3ce44SJohn Forte int 4894fcf3ce44SJohn Forte iscsi_get_param(iscsi_login_params_t *params, boolean_t valid_flag, 4895fcf3ce44SJohn Forte iscsi_param_get_t *ipgp) { 4896fcf3ce44SJohn Forte int rtn = 0; 4897fcf3ce44SJohn Forte 4898fcf3ce44SJohn Forte /* ---- Default to settable, possibly changed later ---- */ 4899fcf3ce44SJohn Forte ipgp->g_value.v_valid = valid_flag; 4900fcf3ce44SJohn Forte ipgp->g_value.v_settable = B_TRUE; 4901fcf3ce44SJohn Forte 4902fcf3ce44SJohn Forte switch (ipgp->g_param) { 4903fcf3ce44SJohn Forte /* 4904fcf3ce44SJohn Forte * Boolean parameters 4905fcf3ce44SJohn Forte */ 4906fcf3ce44SJohn Forte case ISCSI_LOGIN_PARAM_DATA_SEQUENCE_IN_ORDER: 4907fcf3ce44SJohn Forte ipgp->g_value.v_bool.b_current = 4908fcf3ce44SJohn Forte params->data_sequence_in_order; 4909fcf3ce44SJohn Forte ipgp->g_value.v_bool.b_default = 4910fcf3ce44SJohn Forte ISCSI_DEFAULT_DATA_SEQUENCE_IN_ORDER; 4911fcf3ce44SJohn Forte break; 4912fcf3ce44SJohn Forte case ISCSI_LOGIN_PARAM_IMMEDIATE_DATA: 4913fcf3ce44SJohn Forte ipgp->g_value.v_bool.b_current = 4914fcf3ce44SJohn Forte params->immediate_data; 4915fcf3ce44SJohn Forte ipgp->g_value.v_bool.b_default = 4916fcf3ce44SJohn Forte ISCSI_DEFAULT_IMMEDIATE_DATA; 4917fcf3ce44SJohn Forte break; 4918fcf3ce44SJohn Forte case ISCSI_LOGIN_PARAM_INITIAL_R2T: 4919fcf3ce44SJohn Forte ipgp->g_value.v_bool.b_current = 4920fcf3ce44SJohn Forte params->initial_r2t; 4921fcf3ce44SJohn Forte ipgp->g_value.v_bool.b_default = 4922fcf3ce44SJohn Forte ISCSI_DEFAULT_IMMEDIATE_DATA; 4923fcf3ce44SJohn Forte break; 4924fcf3ce44SJohn Forte case ISCSI_LOGIN_PARAM_DATA_PDU_IN_ORDER: 4925fcf3ce44SJohn Forte ipgp->g_value.v_bool.b_current = 4926fcf3ce44SJohn Forte params->data_pdu_in_order; 4927fcf3ce44SJohn Forte ipgp->g_value.v_bool.b_default = 4928fcf3ce44SJohn Forte ISCSI_DEFAULT_DATA_PDU_IN_ORDER; 4929fcf3ce44SJohn Forte break; 4930fcf3ce44SJohn Forte 4931fcf3ce44SJohn Forte /* 4932fcf3ce44SJohn Forte * Integer parameters 4933fcf3ce44SJohn Forte */ 4934fcf3ce44SJohn Forte case ISCSI_LOGIN_PARAM_HEADER_DIGEST: 4935fcf3ce44SJohn Forte ipgp->g_value.v_integer.i_current = params->header_digest; 4936fcf3ce44SJohn Forte ipgp->g_value.v_integer.i_default = ISCSI_DEFAULT_HEADER_DIGEST; 4937fcf3ce44SJohn Forte ipgp->g_value.v_integer.i_min = 0; 4938fcf3ce44SJohn Forte ipgp->g_value.v_integer.i_max = ISCSI_MAX_HEADER_DIGEST; 4939fcf3ce44SJohn Forte ipgp->g_value.v_integer.i_incr = 1; 4940fcf3ce44SJohn Forte break; 4941fcf3ce44SJohn Forte case ISCSI_LOGIN_PARAM_DATA_DIGEST: 4942fcf3ce44SJohn Forte ipgp->g_value.v_integer.i_current = params->data_digest; 4943fcf3ce44SJohn Forte ipgp->g_value.v_integer.i_default = ISCSI_DEFAULT_DATA_DIGEST; 4944fcf3ce44SJohn Forte ipgp->g_value.v_integer.i_min = 0; 4945fcf3ce44SJohn Forte ipgp->g_value.v_integer.i_max = ISCSI_MAX_DATA_DIGEST; 4946fcf3ce44SJohn Forte ipgp->g_value.v_integer.i_incr = 1; 4947fcf3ce44SJohn Forte break; 4948fcf3ce44SJohn Forte case ISCSI_LOGIN_PARAM_DEFAULT_TIME_2_RETAIN: 4949fcf3ce44SJohn Forte ipgp->g_value.v_integer.i_current = 4950fcf3ce44SJohn Forte params->default_time_to_retain; 4951fcf3ce44SJohn Forte ipgp->g_value.v_integer.i_default = 4952fcf3ce44SJohn Forte ISCSI_DEFAULT_TIME_TO_RETAIN; 4953fcf3ce44SJohn Forte ipgp->g_value.v_integer.i_min = 0; 4954fcf3ce44SJohn Forte ipgp->g_value.v_integer.i_max = ISCSI_MAX_TIME2RETAIN; 4955fcf3ce44SJohn Forte ipgp->g_value.v_integer.i_incr = 1; 4956fcf3ce44SJohn Forte break; 4957fcf3ce44SJohn Forte case ISCSI_LOGIN_PARAM_DEFAULT_TIME_2_WAIT: 4958fcf3ce44SJohn Forte ipgp->g_value.v_integer.i_current = 4959fcf3ce44SJohn Forte params->default_time_to_wait; 4960fcf3ce44SJohn Forte ipgp->g_value.v_integer.i_default = 4961fcf3ce44SJohn Forte ISCSI_DEFAULT_TIME_TO_WAIT; 4962fcf3ce44SJohn Forte ipgp->g_value.v_integer.i_min = 0; 4963fcf3ce44SJohn Forte ipgp->g_value.v_integer.i_max = ISCSI_MAX_TIME2WAIT; 4964fcf3ce44SJohn Forte ipgp->g_value.v_integer.i_incr = 1; 4965fcf3ce44SJohn Forte break; 4966fcf3ce44SJohn Forte case ISCSI_LOGIN_PARAM_ERROR_RECOVERY_LEVEL: 4967fcf3ce44SJohn Forte ipgp->g_value.v_integer.i_current = 4968fcf3ce44SJohn Forte params->error_recovery_level; 4969fcf3ce44SJohn Forte ipgp->g_value.v_integer.i_default = 4970fcf3ce44SJohn Forte ISCSI_DEFAULT_ERROR_RECOVERY_LEVEL; 4971fcf3ce44SJohn Forte ipgp->g_value.v_integer.i_min = 0; 4972fcf3ce44SJohn Forte ipgp->g_value.v_integer.i_max = ISCSI_MAX_ERROR_RECOVERY_LEVEL; 4973fcf3ce44SJohn Forte ipgp->g_value.v_integer.i_incr = 1; 4974fcf3ce44SJohn Forte ipgp->g_value.v_settable = B_FALSE; 4975fcf3ce44SJohn Forte break; 4976fcf3ce44SJohn Forte case ISCSI_LOGIN_PARAM_FIRST_BURST_LENGTH: 4977fcf3ce44SJohn Forte ipgp->g_value.v_integer.i_current = 4978fcf3ce44SJohn Forte params->first_burst_length; 4979fcf3ce44SJohn Forte ipgp->g_value.v_integer.i_default = 4980fcf3ce44SJohn Forte ISCSI_DEFAULT_FIRST_BURST_LENGTH; 4981fcf3ce44SJohn Forte ipgp->g_value.v_integer.i_min = 512; 4982fcf3ce44SJohn Forte ipgp->g_value.v_integer.i_max = ISCSI_MAX_FIRST_BURST_LENGTH; 4983fcf3ce44SJohn Forte ipgp->g_value.v_integer.i_incr = 1; 4984fcf3ce44SJohn Forte break; 4985fcf3ce44SJohn Forte case ISCSI_LOGIN_PARAM_MAX_BURST_LENGTH: 4986fcf3ce44SJohn Forte ipgp->g_value.v_integer.i_current = 4987fcf3ce44SJohn Forte params->max_burst_length; 4988fcf3ce44SJohn Forte ipgp->g_value.v_integer.i_default = 4989fcf3ce44SJohn Forte ISCSI_DEFAULT_MAX_BURST_LENGTH; 4990fcf3ce44SJohn Forte ipgp->g_value.v_integer.i_min = 512; 4991fcf3ce44SJohn Forte ipgp->g_value.v_integer.i_max = ISCSI_MAX_BURST_LENGTH; 4992fcf3ce44SJohn Forte ipgp->g_value.v_integer.i_incr = 1; 4993fcf3ce44SJohn Forte break; 4994fcf3ce44SJohn Forte case ISCSI_LOGIN_PARAM_MAX_CONNECTIONS: 4995fcf3ce44SJohn Forte ipgp->g_value.v_integer.i_current = 4996fcf3ce44SJohn Forte params->max_connections; 4997fcf3ce44SJohn Forte ipgp->g_value.v_settable = B_FALSE; 4998fcf3ce44SJohn Forte ipgp->g_value.v_integer.i_default = 4999fcf3ce44SJohn Forte ISCSI_DEFAULT_MAX_CONNECTIONS; 5000fcf3ce44SJohn Forte ipgp->g_value.v_integer.i_min = 1; 5001fcf3ce44SJohn Forte ipgp->g_value.v_integer.i_max = ISCSI_MAX_CONNECTIONS; 5002fcf3ce44SJohn Forte ipgp->g_value.v_integer.i_incr = 1; 5003fcf3ce44SJohn Forte break; 5004fcf3ce44SJohn Forte case ISCSI_LOGIN_PARAM_OUTSTANDING_R2T: 5005fcf3ce44SJohn Forte ipgp->g_value.v_integer.i_current = 5006fcf3ce44SJohn Forte params->max_outstanding_r2t; 5007fcf3ce44SJohn Forte ipgp->g_value.v_settable = B_FALSE; 5008fcf3ce44SJohn Forte ipgp->g_value.v_integer.i_default = 5009fcf3ce44SJohn Forte ISCSI_DEFAULT_MAX_OUT_R2T; 5010fcf3ce44SJohn Forte ipgp->g_value.v_integer.i_min = 1; 5011fcf3ce44SJohn Forte ipgp->g_value.v_integer.i_max = ISCSI_MAX_OUTSTANDING_R2T; 5012fcf3ce44SJohn Forte ipgp->g_value.v_integer.i_incr = 1; 5013fcf3ce44SJohn Forte break; 5014fcf3ce44SJohn Forte case ISCSI_LOGIN_PARAM_MAX_RECV_DATA_SEGMENT_LENGTH: 5015fcf3ce44SJohn Forte ipgp->g_value.v_integer.i_current = 5016fcf3ce44SJohn Forte params->max_recv_data_seg_len; 5017fcf3ce44SJohn Forte ipgp->g_value.v_integer.i_default = 5018fcf3ce44SJohn Forte ISCSI_DEFAULT_MAX_RECV_SEG_LEN; 5019fcf3ce44SJohn Forte ipgp->g_value.v_integer.i_min = 512; 5020fcf3ce44SJohn Forte ipgp->g_value.v_integer.i_max = 5021fcf3ce44SJohn Forte ISCSI_MAX_RECV_DATA_SEGMENT_LENGTH; 5022fcf3ce44SJohn Forte ipgp->g_value.v_integer.i_incr = 1; 5023fcf3ce44SJohn Forte break; 5024fcf3ce44SJohn Forte default: 5025fcf3ce44SJohn Forte rtn = EINVAL; 5026fcf3ce44SJohn Forte } 5027fcf3ce44SJohn Forte 5028fcf3ce44SJohn Forte return (rtn); 5029fcf3ce44SJohn Forte } 5030fcf3ce44SJohn Forte 5031fcf3ce44SJohn Forte /* 5032fcf3ce44SJohn Forte * +--------------------------------------------------------------------+ 5033fcf3ce44SJohn Forte * | End of ioctl utility routines | 5034fcf3ce44SJohn Forte * +--------------------------------------------------------------------+ 5035fcf3ce44SJohn Forte */ 5036fcf3ce44SJohn Forte 5037fcf3ce44SJohn Forte /* 5038fcf3ce44SJohn Forte * iscsi_get_name_from_iqn - Translates a normal iqn/eui into a 5039fcf3ce44SJohn Forte * IEEE safe address. IEEE addresses have a number of characters 5040fcf3ce44SJohn Forte * set aside as reserved. 5041fcf3ce44SJohn Forte */ 5042fcf3ce44SJohn Forte static void 5043fcf3ce44SJohn Forte iscsi_get_name_from_iqn(char *name, int name_max_len) 5044fcf3ce44SJohn Forte { 5045fcf3ce44SJohn Forte char *tmp = NULL; 5046fcf3ce44SJohn Forte char *oldch = NULL; 5047fcf3ce44SJohn Forte char *newch = NULL; 5048fcf3ce44SJohn Forte 5049fcf3ce44SJohn Forte tmp = kmem_zalloc(MAX_GET_NAME_SIZE, KM_SLEEP); 5050fcf3ce44SJohn Forte 5051fcf3ce44SJohn Forte for (oldch = &name[0], newch = &tmp[0]; *oldch != '\0'; 5052fcf3ce44SJohn Forte oldch++, newch++) { 5053fcf3ce44SJohn Forte switch (*oldch) { 5054fcf3ce44SJohn Forte case ':': 5055fcf3ce44SJohn Forte *newch++ = '%'; 5056fcf3ce44SJohn Forte *newch++ = '3'; 5057fcf3ce44SJohn Forte *newch = 'A'; 5058fcf3ce44SJohn Forte break; 5059fcf3ce44SJohn Forte case ' ': 5060fcf3ce44SJohn Forte *newch++ = '%'; 5061fcf3ce44SJohn Forte *newch++ = '2'; 5062fcf3ce44SJohn Forte *newch = '0'; 5063fcf3ce44SJohn Forte break; 5064fcf3ce44SJohn Forte case '@': 5065fcf3ce44SJohn Forte *newch++ = '%'; 5066fcf3ce44SJohn Forte *newch++ = '4'; 5067fcf3ce44SJohn Forte *newch = '0'; 5068fcf3ce44SJohn Forte break; 5069fcf3ce44SJohn Forte case '/': 5070fcf3ce44SJohn Forte *newch++ = '%'; 5071fcf3ce44SJohn Forte *newch++ = '2'; 5072fcf3ce44SJohn Forte *newch = 'F'; 5073fcf3ce44SJohn Forte break; 5074fcf3ce44SJohn Forte default: 5075fcf3ce44SJohn Forte *newch = *oldch; 5076fcf3ce44SJohn Forte } 5077fcf3ce44SJohn Forte } 5078fcf3ce44SJohn Forte (void) strncpy(name, tmp, name_max_len); 5079fcf3ce44SJohn Forte kmem_free(tmp, MAX_GET_NAME_SIZE); 5080fcf3ce44SJohn Forte } 5081fcf3ce44SJohn Forte 5082fcf3ce44SJohn Forte /* 5083fcf3ce44SJohn Forte * iscsi_get_name_to_iqn - Converts IEEE safe address back 5084fcf3ce44SJohn Forte * into a iscsi iqn/eui. 5085fcf3ce44SJohn Forte */ 5086fcf3ce44SJohn Forte static void 5087fcf3ce44SJohn Forte iscsi_get_name_to_iqn(char *name, int name_max_len) 5088fcf3ce44SJohn Forte { 5089fcf3ce44SJohn Forte char *tmp = NULL; 5090fcf3ce44SJohn Forte char *oldch = NULL; 5091fcf3ce44SJohn Forte char *newch = NULL; 5092fcf3ce44SJohn Forte 5093fcf3ce44SJohn Forte tmp = kmem_zalloc(MAX_GET_NAME_SIZE, KM_SLEEP); 5094fcf3ce44SJohn Forte 5095fcf3ce44SJohn Forte for (oldch = &name[0], newch = &tmp[0]; *oldch != '\0'; 5096fcf3ce44SJohn Forte oldch++, newch++) { 5097fcf3ce44SJohn Forte if (*oldch == '%') { 5098fcf3ce44SJohn Forte switch (*(oldch+1)) { 5099fcf3ce44SJohn Forte case '2': 5100fcf3ce44SJohn Forte if (*(oldch+2) == '0') { 5101fcf3ce44SJohn Forte *newch = ' '; 5102fcf3ce44SJohn Forte oldch += 2; 5103fcf3ce44SJohn Forte } else if (*(oldch+2) == 'F') { 5104fcf3ce44SJohn Forte *newch = '/'; 5105fcf3ce44SJohn Forte oldch += 2; 5106fcf3ce44SJohn Forte } else { 5107fcf3ce44SJohn Forte *newch = *oldch; 5108fcf3ce44SJohn Forte } 5109fcf3ce44SJohn Forte break; 5110fcf3ce44SJohn Forte case '3': 5111fcf3ce44SJohn Forte if (*(oldch+2) == 'A') { 5112fcf3ce44SJohn Forte *newch = ':'; 5113fcf3ce44SJohn Forte oldch += 2; 5114fcf3ce44SJohn Forte } else { 5115fcf3ce44SJohn Forte *newch = *oldch; 5116fcf3ce44SJohn Forte } 5117fcf3ce44SJohn Forte break; 5118fcf3ce44SJohn Forte case '4': 5119fcf3ce44SJohn Forte if (*(oldch+2) == '0') { 5120fcf3ce44SJohn Forte *newch = '@'; 5121fcf3ce44SJohn Forte oldch += 2; 5122fcf3ce44SJohn Forte } else { 5123fcf3ce44SJohn Forte *newch = *oldch; 5124fcf3ce44SJohn Forte } 5125fcf3ce44SJohn Forte break; 5126fcf3ce44SJohn Forte default: 5127fcf3ce44SJohn Forte *newch = *oldch; 5128fcf3ce44SJohn Forte } 5129fcf3ce44SJohn Forte } else { 5130fcf3ce44SJohn Forte *newch = *oldch; 5131fcf3ce44SJohn Forte } 5132fcf3ce44SJohn Forte } 5133fcf3ce44SJohn Forte (void) strncpy(name, tmp, name_max_len); 5134fcf3ce44SJohn Forte kmem_free(tmp, MAX_GET_NAME_SIZE); 5135fcf3ce44SJohn Forte } 5136fcf3ce44SJohn Forte 5137fcf3ce44SJohn Forte /* 5138fcf3ce44SJohn Forte * iscsi_get_persisted_param * - a helper to ISCSI_GET_PARAM ioctl 5139fcf3ce44SJohn Forte * 5140fcf3ce44SJohn Forte * On return 0 means persisted parameter found 5141fcf3ce44SJohn Forte */ 5142fcf3ce44SJohn Forte int 5143fcf3ce44SJohn Forte iscsi_get_persisted_param(uchar_t *name, iscsi_param_get_t *ipgp, 5144fcf3ce44SJohn Forte iscsi_login_params_t *params) 5145fcf3ce44SJohn Forte { 5146fcf3ce44SJohn Forte int rtn = 1; 5147fcf3ce44SJohn Forte persistent_param_t *pparam; 5148fcf3ce44SJohn Forte 5149fcf3ce44SJohn Forte if (name == NULL || strlen((char *)name) == 0) { 5150fcf3ce44SJohn Forte return (rtn); 5151fcf3ce44SJohn Forte } 5152fcf3ce44SJohn Forte 5153fcf3ce44SJohn Forte pparam = (persistent_param_t *)kmem_zalloc(sizeof (*pparam), KM_SLEEP); 5154fcf3ce44SJohn Forte 5155fcf3ce44SJohn Forte if (persistent_param_get((char *)name, pparam) == B_TRUE) { 5156fcf3ce44SJohn Forte if (pparam->p_bitmap & (1 << ipgp->g_param)) { 5157fcf3ce44SJohn Forte /* Found configured parameter. */ 5158fcf3ce44SJohn Forte bcopy(&pparam->p_params, params, sizeof (*params)); 5159fcf3ce44SJohn Forte rtn = 0; 5160fcf3ce44SJohn Forte } 5161fcf3ce44SJohn Forte } 5162fcf3ce44SJohn Forte 5163fcf3ce44SJohn Forte kmem_free(pparam, sizeof (*pparam)); 5164fcf3ce44SJohn Forte 5165fcf3ce44SJohn Forte return (rtn); 5166fcf3ce44SJohn Forte } 5167fcf3ce44SJohn Forte 5168fcf3ce44SJohn Forte /* 5169fcf3ce44SJohn Forte * iscsi_override_target_default - helper function set the target's default 5170fcf3ce44SJohn Forte * login parameter if there is a configured initiator parameter. 5171fcf3ce44SJohn Forte * 5172fcf3ce44SJohn Forte */ 5173fcf3ce44SJohn Forte static void 5174fcf3ce44SJohn Forte iscsi_override_target_default(iscsi_hba_t *ihp, iscsi_param_get_t *ipg) 5175fcf3ce44SJohn Forte { 5176fcf3ce44SJohn Forte persistent_param_t *pp; 5177fcf3ce44SJohn Forte iscsi_login_params_t *params; 5178fcf3ce44SJohn Forte 5179fcf3ce44SJohn Forte pp = (persistent_param_t *)kmem_zalloc(sizeof (*pp), KM_SLEEP); 5180fcf3ce44SJohn Forte if (persistent_param_get((char *)ihp->hba_name, pp) == B_TRUE) { 5181fcf3ce44SJohn Forte if (pp->p_bitmap & (1 << ipg->g_param)) { 5182fcf3ce44SJohn Forte params = &pp->p_params; 5183fcf3ce44SJohn Forte switch (ipg->g_param) { 5184fcf3ce44SJohn Forte case ISCSI_LOGIN_PARAM_DATA_SEQUENCE_IN_ORDER: 5185fcf3ce44SJohn Forte ipg->g_value.v_bool.b_default = 5186fcf3ce44SJohn Forte params->data_sequence_in_order; 5187fcf3ce44SJohn Forte break; 5188fcf3ce44SJohn Forte case ISCSI_LOGIN_PARAM_IMMEDIATE_DATA: 5189fcf3ce44SJohn Forte ipg->g_value.v_bool.b_default = 5190fcf3ce44SJohn Forte params->immediate_data; 5191fcf3ce44SJohn Forte break; 5192fcf3ce44SJohn Forte case ISCSI_LOGIN_PARAM_INITIAL_R2T: 5193fcf3ce44SJohn Forte ipg->g_value.v_bool.b_default = 5194fcf3ce44SJohn Forte params->initial_r2t; 5195fcf3ce44SJohn Forte break; 5196fcf3ce44SJohn Forte case ISCSI_LOGIN_PARAM_DATA_PDU_IN_ORDER: 5197fcf3ce44SJohn Forte ipg->g_value.v_bool.b_default = 5198fcf3ce44SJohn Forte params->data_pdu_in_order; 5199fcf3ce44SJohn Forte break; 5200fcf3ce44SJohn Forte case ISCSI_LOGIN_PARAM_HEADER_DIGEST: 5201fcf3ce44SJohn Forte ipg->g_value.v_integer.i_default = 5202fcf3ce44SJohn Forte params->header_digest; 5203fcf3ce44SJohn Forte break; 5204fcf3ce44SJohn Forte case ISCSI_LOGIN_PARAM_DATA_DIGEST: 5205fcf3ce44SJohn Forte ipg->g_value.v_integer.i_default = 5206fcf3ce44SJohn Forte params->data_digest; 5207fcf3ce44SJohn Forte break; 5208fcf3ce44SJohn Forte case ISCSI_LOGIN_PARAM_DEFAULT_TIME_2_RETAIN: 5209fcf3ce44SJohn Forte ipg->g_value.v_integer.i_default = 5210fcf3ce44SJohn Forte params->default_time_to_retain; 5211fcf3ce44SJohn Forte break; 5212fcf3ce44SJohn Forte case ISCSI_LOGIN_PARAM_DEFAULT_TIME_2_WAIT: 5213fcf3ce44SJohn Forte ipg->g_value.v_integer.i_default = 5214fcf3ce44SJohn Forte params->default_time_to_wait; 5215fcf3ce44SJohn Forte break; 5216fcf3ce44SJohn Forte case ISCSI_LOGIN_PARAM_ERROR_RECOVERY_LEVEL: 5217fcf3ce44SJohn Forte ipg->g_value.v_integer.i_default = 5218fcf3ce44SJohn Forte params->error_recovery_level; 5219fcf3ce44SJohn Forte break; 5220fcf3ce44SJohn Forte case ISCSI_LOGIN_PARAM_FIRST_BURST_LENGTH: 5221fcf3ce44SJohn Forte ipg->g_value.v_integer.i_default = 5222fcf3ce44SJohn Forte params->first_burst_length; 5223fcf3ce44SJohn Forte break; 5224fcf3ce44SJohn Forte case ISCSI_LOGIN_PARAM_MAX_BURST_LENGTH: 5225fcf3ce44SJohn Forte ipg->g_value.v_integer.i_default = 5226fcf3ce44SJohn Forte params->max_burst_length; 5227fcf3ce44SJohn Forte break; 5228fcf3ce44SJohn Forte case ISCSI_LOGIN_PARAM_MAX_CONNECTIONS: 5229fcf3ce44SJohn Forte ipg->g_value.v_integer.i_default = 5230fcf3ce44SJohn Forte params->max_connections; 5231fcf3ce44SJohn Forte break; 5232fcf3ce44SJohn Forte case ISCSI_LOGIN_PARAM_OUTSTANDING_R2T: 5233fcf3ce44SJohn Forte ipg->g_value.v_integer.i_default = 5234fcf3ce44SJohn Forte params->max_outstanding_r2t; 5235fcf3ce44SJohn Forte break; 5236fcf3ce44SJohn Forte case ISCSI_LOGIN_PARAM_MAX_RECV_DATA_SEGMENT_LENGTH: 5237fcf3ce44SJohn Forte ipg->g_value.v_integer.i_default = 5238fcf3ce44SJohn Forte params->max_xmit_data_seg_len; 5239fcf3ce44SJohn Forte break; 5240fcf3ce44SJohn Forte default: 5241fcf3ce44SJohn Forte break; 5242fcf3ce44SJohn Forte } 5243fcf3ce44SJohn Forte } 5244fcf3ce44SJohn Forte } 5245fcf3ce44SJohn Forte kmem_free(pp, sizeof (*pp)); 5246fcf3ce44SJohn Forte } 52476cefaae1SJack Meng 52486cefaae1SJack Meng static boolean_t 52496cefaae1SJack Meng iscsi_cmp_boot_sess_oid(iscsi_hba_t *ihp, uint32_t oid) 52506cefaae1SJack Meng { 52516cefaae1SJack Meng iscsi_sess_t *isp = NULL; 52526cefaae1SJack Meng 52536cefaae1SJack Meng if (iscsi_chk_bootlun_mpxio(ihp)) { 52546cefaae1SJack Meng for (isp = ihp->hba_sess_list; isp; isp = isp->sess_next) { 52556cefaae1SJack Meng if ((isp->sess_oid == oid) && isp->sess_boot) { 52566cefaae1SJack Meng /* oid is session object */ 52576cefaae1SJack Meng break; 52586cefaae1SJack Meng } 52596cefaae1SJack Meng if ((isp->sess_target_oid == oid) && isp->sess_boot) { 52606cefaae1SJack Meng /* 52616cefaae1SJack Meng * oid is target object while 52626cefaae1SJack Meng * this session is boot session 52636cefaae1SJack Meng */ 52646cefaae1SJack Meng break; 52656cefaae1SJack Meng } 52666cefaae1SJack Meng } 52676cefaae1SJack Meng if (oid == ihp->hba_oid) { 52686cefaae1SJack Meng /* oid is initiator object id */ 52696cefaae1SJack Meng return (B_TRUE); 52706cefaae1SJack Meng } else if ((isp != NULL) && (isp->sess_boot)) { 52716cefaae1SJack Meng /* oid is boot session object id */ 52726cefaae1SJack Meng return (B_TRUE); 52736cefaae1SJack Meng } 52746cefaae1SJack Meng } 52756cefaae1SJack Meng return (B_FALSE); 52766cefaae1SJack Meng } 52774246c8e9SJack Meng 52784246c8e9SJack Meng /* 52794246c8e9SJack Meng * iscsi_client_request_service - request the iSCSI service 52804246c8e9SJack Meng * returns true if the service is enabled and increases the count 52814246c8e9SJack Meng * returns false if the service is disabled 52824246c8e9SJack Meng * blocks until the service status is either enabled or disabled 52834246c8e9SJack Meng */ 52844246c8e9SJack Meng boolean_t 52854246c8e9SJack Meng iscsi_client_request_service(iscsi_hba_t *ihp) { 52864246c8e9SJack Meng boolean_t rval = B_TRUE; 52874246c8e9SJack Meng 52884246c8e9SJack Meng mutex_enter(&ihp->hba_service_lock); 52894246c8e9SJack Meng while ((ihp->hba_service_status == ISCSI_SERVICE_TRANSITION) || 52904246c8e9SJack Meng (ihp->hba_service_client_count == UINT_MAX)) { 52914246c8e9SJack Meng cv_wait(&ihp->hba_service_cv, &ihp->hba_service_lock); 52924246c8e9SJack Meng } 52934246c8e9SJack Meng if (ihp->hba_service_status == ISCSI_SERVICE_ENABLED) { 52944246c8e9SJack Meng ihp->hba_service_client_count++; 52954246c8e9SJack Meng } else { 52964246c8e9SJack Meng rval = B_FALSE; 52974246c8e9SJack Meng } 52984246c8e9SJack Meng mutex_exit(&ihp->hba_service_lock); 52994246c8e9SJack Meng 53004246c8e9SJack Meng return (rval); 53014246c8e9SJack Meng } 53024246c8e9SJack Meng 53034246c8e9SJack Meng /* 53044246c8e9SJack Meng * iscsi_client_release_service - decrease the count and wake up 53054246c8e9SJack Meng * blocking threads if the count reaches zero 53064246c8e9SJack Meng */ 53074246c8e9SJack Meng void 53084246c8e9SJack Meng iscsi_client_release_service(iscsi_hba_t *ihp) { 53094246c8e9SJack Meng mutex_enter(&ihp->hba_service_lock); 53104246c8e9SJack Meng ASSERT(ihp->hba_service_client_count > 0); 53114246c8e9SJack Meng ihp->hba_service_client_count--; 53124246c8e9SJack Meng if (ihp->hba_service_client_count == 0) { 53134246c8e9SJack Meng cv_broadcast(&ihp->hba_service_cv); 53144246c8e9SJack Meng } 53154246c8e9SJack Meng mutex_exit(&ihp->hba_service_lock); 53164246c8e9SJack Meng } 53174246c8e9SJack Meng 53184246c8e9SJack Meng /* 53194246c8e9SJack Meng * iscsi_enter_service_zone - enter the service zone, should be called 53204246c8e9SJack Meng * before doing any modifications to the service status 53214246c8e9SJack Meng * return TRUE if the zone is entered 53224246c8e9SJack Meng * FALSE if no need to enter the zone 53234246c8e9SJack Meng */ 53244246c8e9SJack Meng static boolean_t 53254246c8e9SJack Meng iscsi_enter_service_zone(iscsi_hba_t *ihp, uint32_t status) { 53264246c8e9SJack Meng if ((status != ISCSI_SERVICE_ENABLED) && 53274246c8e9SJack Meng (status != ISCSI_SERVICE_DISABLED)) { 53284246c8e9SJack Meng return (B_FALSE); 53294246c8e9SJack Meng } 53304246c8e9SJack Meng 53314246c8e9SJack Meng mutex_enter(&ihp->hba_service_lock); 53324246c8e9SJack Meng while (ihp->hba_service_status == ISCSI_SERVICE_TRANSITION) { 53334246c8e9SJack Meng cv_wait(&ihp->hba_service_cv, &ihp->hba_service_lock); 53344246c8e9SJack Meng } 53354246c8e9SJack Meng if (ihp->hba_service_status == status) { 53364246c8e9SJack Meng mutex_exit(&ihp->hba_service_lock); 53374246c8e9SJack Meng return (B_FALSE); 53384246c8e9SJack Meng } 53394246c8e9SJack Meng ihp->hba_service_status = ISCSI_SERVICE_TRANSITION; 53404246c8e9SJack Meng while (ihp->hba_service_client_count > 0) { 53414246c8e9SJack Meng cv_wait(&ihp->hba_service_cv, &ihp->hba_service_lock); 53424246c8e9SJack Meng } 53434246c8e9SJack Meng mutex_exit(&ihp->hba_service_lock); 53444246c8e9SJack Meng return (B_TRUE); 53454246c8e9SJack Meng } 53464246c8e9SJack Meng 53474246c8e9SJack Meng /* 53484246c8e9SJack Meng * iscsi_exit_service_zone - exits the service zone and wakes up waiters 53494246c8e9SJack Meng */ 53504246c8e9SJack Meng static void 53514246c8e9SJack Meng iscsi_exit_service_zone(iscsi_hba_t *ihp, uint32_t status) { 53524246c8e9SJack Meng if ((status != ISCSI_SERVICE_ENABLED) && 53534246c8e9SJack Meng (status != ISCSI_SERVICE_DISABLED)) { 53544246c8e9SJack Meng return; 53554246c8e9SJack Meng } 53564246c8e9SJack Meng 53574246c8e9SJack Meng mutex_enter(&ihp->hba_service_lock); 53584246c8e9SJack Meng ASSERT(ihp->hba_service_status == ISCSI_SERVICE_TRANSITION); 53594246c8e9SJack Meng ihp->hba_service_status = status; 53604246c8e9SJack Meng cv_broadcast(&ihp->hba_service_cv); 53614246c8e9SJack Meng mutex_exit(&ihp->hba_service_lock); 53624246c8e9SJack Meng } 53634246c8e9SJack Meng 53644246c8e9SJack Meng static void 53654246c8e9SJack Meng iscsi_check_miniroot(iscsi_hba_t *ihp) { 53664246c8e9SJack Meng if (strncmp(rootfs.bo_name, "/ramdisk", 8) == 0) { 53674246c8e9SJack Meng /* 53684246c8e9SJack Meng * in miniroot we don't have the persistent store 53694246c8e9SJack Meng * so just to need to ensure an enabled status 53704246c8e9SJack Meng */ 53714246c8e9SJack Meng ihp->hba_service_status = ISCSI_SERVICE_ENABLED; 53724246c8e9SJack Meng } 53734246c8e9SJack Meng } 5374*aff4bce5Syi zhang - Sun Microsystems - Beijing China 5375*aff4bce5Syi zhang - Sun Microsystems - Beijing China static void 5376*aff4bce5Syi zhang - Sun Microsystems - Beijing China iscsi_get_tunable_default(iscsi_tunable_object_t *param) { 5377*aff4bce5Syi zhang - Sun Microsystems - Beijing China int param_id = 0; 5378*aff4bce5Syi zhang - Sun Microsystems - Beijing China 5379*aff4bce5Syi zhang - Sun Microsystems - Beijing China param_id = 1 << (param->t_param - 1); 5380*aff4bce5Syi zhang - Sun Microsystems - Beijing China param->t_set = B_FALSE; 5381*aff4bce5Syi zhang - Sun Microsystems - Beijing China switch (param_id) { 5382*aff4bce5Syi zhang - Sun Microsystems - Beijing China case ISCSI_TUNABLE_PARAM_RX_TIMEOUT_VALUE: 5383*aff4bce5Syi zhang - Sun Microsystems - Beijing China param->t_value.v_integer = ISCSI_DEFAULT_RX_TIMEOUT_VALUE; 5384*aff4bce5Syi zhang - Sun Microsystems - Beijing China break; 5385*aff4bce5Syi zhang - Sun Microsystems - Beijing China case ISCSI_TUNABLE_PARAM_LOGIN_POLLING_DELAY: 5386*aff4bce5Syi zhang - Sun Microsystems - Beijing China param->t_value.v_integer = ISCSI_DEFAULT_LOGIN_POLLING_DELAY; 5387*aff4bce5Syi zhang - Sun Microsystems - Beijing China break; 5388*aff4bce5Syi zhang - Sun Microsystems - Beijing China case ISCSI_TUNABLE_PARAM_CONN_LOGIN_MAX: 5389*aff4bce5Syi zhang - Sun Microsystems - Beijing China param->t_value.v_integer = ISCSI_DEFAULT_CONN_DEFAULT_LOGIN_MAX; 5390*aff4bce5Syi zhang - Sun Microsystems - Beijing China break; 5391*aff4bce5Syi zhang - Sun Microsystems - Beijing China default: 5392*aff4bce5Syi zhang - Sun Microsystems - Beijing China break; 5393*aff4bce5Syi zhang - Sun Microsystems - Beijing China } 5394*aff4bce5Syi zhang - Sun Microsystems - Beijing China } 5395*aff4bce5Syi zhang - Sun Microsystems - Beijing China 5396*aff4bce5Syi zhang - Sun Microsystems - Beijing China /* 5397*aff4bce5Syi zhang - Sun Microsystems - Beijing China * iscsi_get_persisted_tunable_param * - a helper to ISCSI_TUNABLE_PARAM_GET 5398*aff4bce5Syi zhang - Sun Microsystems - Beijing China * ioctl 5399*aff4bce5Syi zhang - Sun Microsystems - Beijing China * return: 5400*aff4bce5Syi zhang - Sun Microsystems - Beijing China * 0 persisted tunable parameter found 5401*aff4bce5Syi zhang - Sun Microsystems - Beijing China * 1 persisted tunable parameter not found 5402*aff4bce5Syi zhang - Sun Microsystems - Beijing China */ 5403*aff4bce5Syi zhang - Sun Microsystems - Beijing China static int 5404*aff4bce5Syi zhang - Sun Microsystems - Beijing China iscsi_get_persisted_tunable_param(uchar_t *name, iscsi_tunable_object_t *tpsg) 5405*aff4bce5Syi zhang - Sun Microsystems - Beijing China { 5406*aff4bce5Syi zhang - Sun Microsystems - Beijing China int rtn = 1; 5407*aff4bce5Syi zhang - Sun Microsystems - Beijing China int param_id = 0; 5408*aff4bce5Syi zhang - Sun Microsystems - Beijing China persistent_tunable_param_t *pparam; 5409*aff4bce5Syi zhang - Sun Microsystems - Beijing China 5410*aff4bce5Syi zhang - Sun Microsystems - Beijing China if ((name == NULL) || strlen((char *)name) == 0) { 5411*aff4bce5Syi zhang - Sun Microsystems - Beijing China return (rtn); 5412*aff4bce5Syi zhang - Sun Microsystems - Beijing China } 5413*aff4bce5Syi zhang - Sun Microsystems - Beijing China 5414*aff4bce5Syi zhang - Sun Microsystems - Beijing China tpsg->t_set = B_FALSE; 5415*aff4bce5Syi zhang - Sun Microsystems - Beijing China pparam = (persistent_tunable_param_t *)kmem_zalloc(sizeof (*pparam), 5416*aff4bce5Syi zhang - Sun Microsystems - Beijing China KM_SLEEP); 5417*aff4bce5Syi zhang - Sun Microsystems - Beijing China if (persistent_get_tunable_param((char *)name, pparam) == B_TRUE) { 5418*aff4bce5Syi zhang - Sun Microsystems - Beijing China if (pparam->p_bitmap & (1 << (tpsg->t_param - 1))) { 5419*aff4bce5Syi zhang - Sun Microsystems - Beijing China tpsg->t_set = B_TRUE; 5420*aff4bce5Syi zhang - Sun Microsystems - Beijing China param_id = 1 << (tpsg->t_param - 1); 5421*aff4bce5Syi zhang - Sun Microsystems - Beijing China switch (param_id) { 5422*aff4bce5Syi zhang - Sun Microsystems - Beijing China case ISCSI_TUNABLE_PARAM_RX_TIMEOUT_VALUE: 5423*aff4bce5Syi zhang - Sun Microsystems - Beijing China tpsg->t_value.v_integer = 5424*aff4bce5Syi zhang - Sun Microsystems - Beijing China pparam->p_params.recv_login_rsp_timeout; 5425*aff4bce5Syi zhang - Sun Microsystems - Beijing China break; 5426*aff4bce5Syi zhang - Sun Microsystems - Beijing China case ISCSI_TUNABLE_PARAM_LOGIN_POLLING_DELAY: 5427*aff4bce5Syi zhang - Sun Microsystems - Beijing China tpsg->t_value.v_integer = 5428*aff4bce5Syi zhang - Sun Microsystems - Beijing China pparam->p_params.polling_login_delay; 5429*aff4bce5Syi zhang - Sun Microsystems - Beijing China break; 5430*aff4bce5Syi zhang - Sun Microsystems - Beijing China case ISCSI_TUNABLE_PARAM_CONN_LOGIN_MAX: 5431*aff4bce5Syi zhang - Sun Microsystems - Beijing China tpsg->t_value.v_integer = 5432*aff4bce5Syi zhang - Sun Microsystems - Beijing China pparam->p_params.conn_login_max; 5433*aff4bce5Syi zhang - Sun Microsystems - Beijing China break; 5434*aff4bce5Syi zhang - Sun Microsystems - Beijing China default: 5435*aff4bce5Syi zhang - Sun Microsystems - Beijing China break; 5436*aff4bce5Syi zhang - Sun Microsystems - Beijing China } 5437*aff4bce5Syi zhang - Sun Microsystems - Beijing China rtn = 0; 5438*aff4bce5Syi zhang - Sun Microsystems - Beijing China } 5439*aff4bce5Syi zhang - Sun Microsystems - Beijing China } 5440*aff4bce5Syi zhang - Sun Microsystems - Beijing China 5441*aff4bce5Syi zhang - Sun Microsystems - Beijing China kmem_free(pparam, sizeof (*pparam)); 5442*aff4bce5Syi zhang - Sun Microsystems - Beijing China 5443*aff4bce5Syi zhang - Sun Microsystems - Beijing China return (rtn); 5444*aff4bce5Syi zhang - Sun Microsystems - Beijing China } 5445