17c478bd9Sstevel@tonic-gate /* 27c478bd9Sstevel@tonic-gate * CDDL HEADER START 37c478bd9Sstevel@tonic-gate * 47c478bd9Sstevel@tonic-gate * The contents of this file are subject to the terms of the 5*ba2e4443Sseb * Common Development and Distribution License (the "License"). 6*ba2e4443Sseb * You may not use this file except in compliance with the License. 77c478bd9Sstevel@tonic-gate * 87c478bd9Sstevel@tonic-gate * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE 97c478bd9Sstevel@tonic-gate * or http://www.opensolaris.org/os/licensing. 107c478bd9Sstevel@tonic-gate * See the License for the specific language governing permissions 117c478bd9Sstevel@tonic-gate * and limitations under the License. 127c478bd9Sstevel@tonic-gate * 137c478bd9Sstevel@tonic-gate * When distributing Covered Code, include this CDDL HEADER in each 147c478bd9Sstevel@tonic-gate * file and include the License file at usr/src/OPENSOLARIS.LICENSE. 157c478bd9Sstevel@tonic-gate * If applicable, add the following below this CDDL HEADER, with the 167c478bd9Sstevel@tonic-gate * fields enclosed by brackets "[]" replaced with your own identifying 177c478bd9Sstevel@tonic-gate * information: Portions Copyright [yyyy] [name of copyright owner] 187c478bd9Sstevel@tonic-gate * 197c478bd9Sstevel@tonic-gate * CDDL HEADER END 207c478bd9Sstevel@tonic-gate */ 217c478bd9Sstevel@tonic-gate /* 22*ba2e4443Sseb * Copyright 2006 Sun Microsystems, Inc. All rights reserved. 237c478bd9Sstevel@tonic-gate * Use is subject to license terms. 247c478bd9Sstevel@tonic-gate */ 257c478bd9Sstevel@tonic-gate 267c478bd9Sstevel@tonic-gate #pragma ident "%Z%%M% %I% %E% SMI" 277c478bd9Sstevel@tonic-gate 287c478bd9Sstevel@tonic-gate /* 297c478bd9Sstevel@tonic-gate * MAC Services Module 307c478bd9Sstevel@tonic-gate */ 317c478bd9Sstevel@tonic-gate 327c478bd9Sstevel@tonic-gate #include <sys/types.h> 337c478bd9Sstevel@tonic-gate #include <sys/sysmacros.h> 347c478bd9Sstevel@tonic-gate #include <sys/stream.h> 357c478bd9Sstevel@tonic-gate #include <sys/kstat.h> 367c478bd9Sstevel@tonic-gate #include <sys/mac.h> 377c478bd9Sstevel@tonic-gate #include <sys/mac_impl.h> 387c478bd9Sstevel@tonic-gate 39*ba2e4443Sseb #define MAC_KSTAT_NAME "mac" 40*ba2e4443Sseb #define MAC_KSTAT_CLASS "net" 41*ba2e4443Sseb 42*ba2e4443Sseb typedef int (*ks_update_fnp)(struct kstat *, int); 43*ba2e4443Sseb 44*ba2e4443Sseb static mac_stat_info_t i_mac_si[] = { 45*ba2e4443Sseb { MAC_STAT_IFSPEED, "ifspeed", KSTAT_DATA_UINT64, 0 }, 46*ba2e4443Sseb { MAC_STAT_MULTIRCV, "multircv", KSTAT_DATA_UINT32, 0 }, 47*ba2e4443Sseb { MAC_STAT_BRDCSTRCV, "brdcstrcv", KSTAT_DATA_UINT32, 0 }, 48*ba2e4443Sseb { MAC_STAT_MULTIXMT, "multixmt", KSTAT_DATA_UINT32, 0 }, 49*ba2e4443Sseb { MAC_STAT_BRDCSTXMT, "brdcstxmt", KSTAT_DATA_UINT32, 0 }, 50*ba2e4443Sseb { MAC_STAT_NORCVBUF, "norcvbuf", KSTAT_DATA_UINT32, 0 }, 51*ba2e4443Sseb { MAC_STAT_IERRORS, "ierrors", KSTAT_DATA_UINT32, 0 }, 52*ba2e4443Sseb { MAC_STAT_UNKNOWNS, "unknowns", KSTAT_DATA_UINT32, 0 }, 53*ba2e4443Sseb { MAC_STAT_NOXMTBUF, "noxmtbuf", KSTAT_DATA_UINT32, 0 }, 54*ba2e4443Sseb { MAC_STAT_OERRORS, "oerrors", KSTAT_DATA_UINT32, 0 }, 55*ba2e4443Sseb { MAC_STAT_COLLISIONS, "collisions", KSTAT_DATA_UINT32, 0 }, 56*ba2e4443Sseb { MAC_STAT_RBYTES, "rbytes", KSTAT_DATA_UINT32, 0 }, 57*ba2e4443Sseb { MAC_STAT_IPACKETS, "ipackets", KSTAT_DATA_UINT32, 0 }, 58*ba2e4443Sseb { MAC_STAT_OBYTES, "obytes", KSTAT_DATA_UINT32, 0 }, 59*ba2e4443Sseb { MAC_STAT_OPACKETS, "opackets", KSTAT_DATA_UINT32, 0 }, 60*ba2e4443Sseb { MAC_STAT_RBYTES, "rbytes64", KSTAT_DATA_UINT64, 0 }, 61*ba2e4443Sseb { MAC_STAT_IPACKETS, "ipackets64", KSTAT_DATA_UINT64, 0 }, 62*ba2e4443Sseb { MAC_STAT_OBYTES, "obytes64", KSTAT_DATA_UINT64, 0 }, 63*ba2e4443Sseb { MAC_STAT_OPACKETS, "opackets64", KSTAT_DATA_UINT64, 0 } 647c478bd9Sstevel@tonic-gate }; 657c478bd9Sstevel@tonic-gate 66*ba2e4443Sseb #define MAC_NKSTAT \ 67*ba2e4443Sseb (sizeof (i_mac_si) / sizeof (mac_stat_info_t)) 68*ba2e4443Sseb 69*ba2e4443Sseb static mac_stat_info_t i_mac_mod_si[] = { 70*ba2e4443Sseb { MAC_STAT_LINK_STATE, "link_state", KSTAT_DATA_UINT32, 71*ba2e4443Sseb (uint64_t)LINK_STATE_UNKNOWN }, 72*ba2e4443Sseb { MAC_STAT_LINK_UP, "link_up", KSTAT_DATA_UINT32, 0 }, 73*ba2e4443Sseb { MAC_STAT_PROMISC, "promisc", KSTAT_DATA_UINT32, 0 } 74*ba2e4443Sseb }; 75*ba2e4443Sseb 76*ba2e4443Sseb #define MAC_MOD_NKSTAT \ 77*ba2e4443Sseb (sizeof (i_mac_mod_si) / sizeof (mac_stat_info_t)) 78*ba2e4443Sseb 79*ba2e4443Sseb #define MAC_MOD_KSTAT_OFFSET 0 80*ba2e4443Sseb #define MAC_KSTAT_OFFSET MAC_MOD_KSTAT_OFFSET + MAC_MOD_NKSTAT 81*ba2e4443Sseb #define MAC_TYPE_KSTAT_OFFSET MAC_KSTAT_OFFSET + MAC_NKSTAT 827c478bd9Sstevel@tonic-gate 837c478bd9Sstevel@tonic-gate /* 847c478bd9Sstevel@tonic-gate * Private functions. 857c478bd9Sstevel@tonic-gate */ 867c478bd9Sstevel@tonic-gate 877c478bd9Sstevel@tonic-gate static int 887c478bd9Sstevel@tonic-gate i_mac_stat_update(kstat_t *ksp, int rw) 897c478bd9Sstevel@tonic-gate { 907c478bd9Sstevel@tonic-gate mac_impl_t *mip = ksp->ks_private; 91*ba2e4443Sseb kstat_named_t *knp = ksp->ks_data; 927c478bd9Sstevel@tonic-gate uint_t i; 937c478bd9Sstevel@tonic-gate uint64_t val; 94*ba2e4443Sseb mac_stat_info_t *msi; 95*ba2e4443Sseb uint_t msi_index; 967c478bd9Sstevel@tonic-gate 977c478bd9Sstevel@tonic-gate if (rw != KSTAT_READ) 987c478bd9Sstevel@tonic-gate return (EACCES); 997c478bd9Sstevel@tonic-gate 100*ba2e4443Sseb for (i = 0; i < mip->mi_kstat_count; i++, msi_index++) { 101*ba2e4443Sseb if (i == MAC_MOD_KSTAT_OFFSET) { 102*ba2e4443Sseb msi_index = 0; 103*ba2e4443Sseb msi = i_mac_mod_si; 104*ba2e4443Sseb } else if (i == MAC_KSTAT_OFFSET) { 105*ba2e4443Sseb msi_index = 0; 106*ba2e4443Sseb msi = i_mac_si; 107*ba2e4443Sseb } else if (i == MAC_TYPE_KSTAT_OFFSET) { 108*ba2e4443Sseb msi_index = 0; 109*ba2e4443Sseb msi = mip->mi_type->mt_stats; 110*ba2e4443Sseb } 1117c478bd9Sstevel@tonic-gate 112*ba2e4443Sseb val = mac_stat_get((mac_handle_t)mip, msi[msi_index].msi_stat); 113*ba2e4443Sseb switch (msi[msi_index].msi_type) { 1147c478bd9Sstevel@tonic-gate case KSTAT_DATA_UINT64: 1157c478bd9Sstevel@tonic-gate knp->value.ui64 = val; 1167c478bd9Sstevel@tonic-gate break; 1177c478bd9Sstevel@tonic-gate case KSTAT_DATA_UINT32: 1187c478bd9Sstevel@tonic-gate knp->value.ui32 = (uint32_t)val; 1197c478bd9Sstevel@tonic-gate break; 1207c478bd9Sstevel@tonic-gate default: 1217c478bd9Sstevel@tonic-gate ASSERT(B_FALSE); 1227c478bd9Sstevel@tonic-gate break; 1237c478bd9Sstevel@tonic-gate } 1247c478bd9Sstevel@tonic-gate 1257c478bd9Sstevel@tonic-gate knp++; 1267c478bd9Sstevel@tonic-gate } 1277c478bd9Sstevel@tonic-gate 1287c478bd9Sstevel@tonic-gate return (0); 1297c478bd9Sstevel@tonic-gate } 1307c478bd9Sstevel@tonic-gate 131*ba2e4443Sseb static void 132*ba2e4443Sseb i_mac_kstat_init(kstat_named_t *knp, mac_stat_info_t *si, uint_t count) 133*ba2e4443Sseb { 134*ba2e4443Sseb int i; 135*ba2e4443Sseb for (i = 0; i < count; i++) { 136*ba2e4443Sseb kstat_named_init(knp, si[i].msi_name, si[i].msi_type); 137*ba2e4443Sseb knp++; 138*ba2e4443Sseb } 139*ba2e4443Sseb } 140*ba2e4443Sseb 1417c478bd9Sstevel@tonic-gate /* 1427c478bd9Sstevel@tonic-gate * Exported functions. 1437c478bd9Sstevel@tonic-gate */ 1447c478bd9Sstevel@tonic-gate 145*ba2e4443Sseb /* 146*ba2e4443Sseb * Create the "mac" kstat. The "mac" kstat is comprised of three kinds of 147*ba2e4443Sseb * statistics: statistics maintained by the mac module itself, generic mac 148*ba2e4443Sseb * statistics maintained by the driver, and MAC-type specific statistics 149*ba2e4443Sseb * also maintained by the driver. 150*ba2e4443Sseb */ 1517c478bd9Sstevel@tonic-gate void 1527c478bd9Sstevel@tonic-gate mac_stat_create(mac_impl_t *mip) 1537c478bd9Sstevel@tonic-gate { 1547c478bd9Sstevel@tonic-gate kstat_t *ksp; 1557c478bd9Sstevel@tonic-gate kstat_named_t *knp; 1567c478bd9Sstevel@tonic-gate uint_t count; 1577c478bd9Sstevel@tonic-gate 158*ba2e4443Sseb count = MAC_MOD_NKSTAT + MAC_NKSTAT + mip->mi_type->mt_statcount; 159*ba2e4443Sseb ksp = kstat_create((char *)mip->mi_drvname, mip->mi_instance, 160*ba2e4443Sseb MAC_KSTAT_NAME, MAC_KSTAT_CLASS, KSTAT_TYPE_NAMED, count, 0); 161*ba2e4443Sseb if (ksp == NULL) 1627c478bd9Sstevel@tonic-gate return; 1637c478bd9Sstevel@tonic-gate 1647c478bd9Sstevel@tonic-gate ksp->ks_update = i_mac_stat_update; 165*ba2e4443Sseb ksp->ks_private = mip; 1667c478bd9Sstevel@tonic-gate mip->mi_ksp = ksp; 167*ba2e4443Sseb mip->mi_kstat_count = count; 1687c478bd9Sstevel@tonic-gate 1697c478bd9Sstevel@tonic-gate knp = (kstat_named_t *)ksp->ks_data; 170*ba2e4443Sseb i_mac_kstat_init(knp, i_mac_mod_si, MAC_MOD_NKSTAT); 171*ba2e4443Sseb knp += MAC_MOD_NKSTAT; 172*ba2e4443Sseb i_mac_kstat_init(knp, i_mac_si, MAC_NKSTAT); 173*ba2e4443Sseb if (mip->mi_type->mt_statcount > 0) { 174*ba2e4443Sseb knp += MAC_NKSTAT; 175*ba2e4443Sseb i_mac_kstat_init(knp, mip->mi_type->mt_stats, 176*ba2e4443Sseb mip->mi_type->mt_statcount); 1777c478bd9Sstevel@tonic-gate } 1787c478bd9Sstevel@tonic-gate 1797c478bd9Sstevel@tonic-gate kstat_install(ksp); 1807c478bd9Sstevel@tonic-gate } 1817c478bd9Sstevel@tonic-gate 1827c478bd9Sstevel@tonic-gate /*ARGSUSED*/ 1837c478bd9Sstevel@tonic-gate void 1847c478bd9Sstevel@tonic-gate mac_stat_destroy(mac_impl_t *mip) 1857c478bd9Sstevel@tonic-gate { 186*ba2e4443Sseb if (mip->mi_ksp != NULL) { 187*ba2e4443Sseb kstat_delete(mip->mi_ksp); 188*ba2e4443Sseb mip->mi_ksp = NULL; 189*ba2e4443Sseb mip->mi_kstat_count = 0; 190*ba2e4443Sseb } 191*ba2e4443Sseb } 192*ba2e4443Sseb 193*ba2e4443Sseb uint64_t 194*ba2e4443Sseb mac_stat_default(mac_impl_t *mip, uint_t stat) 195*ba2e4443Sseb { 196*ba2e4443Sseb uint_t stat_index; 197*ba2e4443Sseb 198*ba2e4443Sseb if (IS_MAC_STAT(stat)) { 199*ba2e4443Sseb stat_index = stat - MAC_STAT_MIN; 200*ba2e4443Sseb return (i_mac_si[stat_index].msi_default); 201*ba2e4443Sseb } 202*ba2e4443Sseb ASSERT(IS_MACTYPE_STAT(stat)); 203*ba2e4443Sseb stat_index = stat - MACTYPE_STAT_MIN; 204*ba2e4443Sseb return (mip->mi_type->mt_stats[stat_index].msi_default); 2057c478bd9Sstevel@tonic-gate } 206