/* * CDDL HEADER START * * The contents of this file are subject to the terms of the * Common Development and Distribution License (the "License"). * You may not use this file except in compliance with the License. * * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE * or http://www.opensolaris.org/os/licensing. * See the License for the specific language governing permissions * and limitations under the License. * * When distributing Covered Code, include this CDDL HEADER in each * file and include the License file at usr/src/OPENSOLARIS.LICENSE. * If applicable, add the following below this CDDL HEADER, with the * fields enclosed by brackets "[]" replaced with your own identifying * information: Portions Copyright [yyyy] [name of copyright owner] * * CDDL HEADER END */ /* * Copyright 2006 Sun Microsystems, Inc. All rights reserved. * Use is subject to license terms. */ #ifndef _SYS_USB_OHCI_H #define _SYS_USB_OHCI_H #pragma ident "%Z%%M% %I% %E% SMI" #ifdef __cplusplus extern "C" { #endif /* * Open Host Controller Driver (OHCI) * * The USB Open Host Controller driver is a software driver which interfaces * to the Universal Serial Bus layer (USBA) and the USB Open Host Controller. * The interface to USB Open Host Controller is defined by the OpenHCI Host * Controller Interface. * * This header file describes the registers and data structures shared by the * USB Open Host Controller and the USB Open Host Controller Driver. */ #include #include #include #include #include #include #include #include #include #include #include #include #define OHCI_MAX_RH_PORTS 15 /* Maximum root hub ports */ /* * Each OHCI buffer can hold upto 8k bytes of data. Hence there is a * restriction of 4k alignment while allocating a dma buffer. */ #define OHCI_4K_ALIGN 0x1000 /* * USB Host controller DMA scatter gather list defines for * Sparc and non-sparc architectures. */ #if defined(__sparc) #define OHCI_DMA_ATTR_MAX_XFER 0xffffffffull #define OHCI_DMA_ATTR_COUNT_MAX 0xffffffffull #define OHCI_DMA_ATTR_GRANULAR 512 #define OHCI_DMA_ATTR_ALIGNMENT OHCI_4K_ALIGN #else #define OHCI_DMA_ATTR_MAX_XFER 0x00ffffffull #define OHCI_DMA_ATTR_COUNT_MAX 0x00ffffffull #define OHCI_DMA_ATTR_GRANULAR 1 #define OHCI_DMA_ATTR_ALIGNMENT OHCI_4K_ALIGN #endif #define OHCI_DMA_ATTR_TW_SGLLEN 0x7fffffff /* not limited */ #define OHCI_DMA_ATTR_TD_SGLLEN 2 /* maximum 8K per TD */ /* * According to the OHCI spec ED and TD need to be 16 byte aligned. * However, iTD needs to be 32 byte aligned. Since we do not * distinguish between iTD and TD, make them both 32 byte aligned. * * ED = 16 byte aligned * TD = 32 byte aligned * HCCA = 256 byte aligned */ #define OHCI_DMA_ATTR_ED_ALIGNMENT 0x010 #define OHCI_DMA_ATTR_TD_ALIGNMENT 0x020 #define OHCI_DMA_ATTR_HCCA_ALIGNMENT 0x100 /* * Vendor id and Device id for ULI1575 southbridge. */ #define PCI_ULI1575_VENID 0x10B9 #define PCI_ULI1575_DEVID 0x5237 /* * Need a workaround for ULI1575 chipset. Following OHCI * Operational Memory Registers are not cleared to their * default value on reset. Explicitly set the registers * to default value after reset. */ #define HCR_CONTROL_DEFAULT 0x0 #define HCR_INT_ENABLE_DEFAULT 0x0 #define HCR_HCCA_DEFAULT 0x0 #define HCR_CONTROL_HEAD_ED_DEFAULT 0x0 #define HCR_BULK_HEAD_ED_DEFAULT 0x0 #define HCR_FRAME_INTERVAL_DEFAULT 0x2edf #define HCR_PERIODIC_START_DEFAULT 0x0 /* * OpenHCI Operational Registers * * The Host Controller (HC) contains a set of on-chip operational registers * which are mapped into a noncacheable portion of the system addressable * space and these registers are also used by the Host Controller Driver * (HCD). */ typedef volatile struct ohci_regs { /* Control and status registers */ uint32_t hcr_revision; /* Specification version */ uint32_t hcr_control; /* Control information */ uint32_t hcr_cmd_status; /* Controller status */ uint32_t hcr_intr_status; /* Interrupt status register */ uint32_t hcr_intr_enable; /* Interrupt enable */ uint32_t hcr_intr_disable; /* Interrupt disable */ /* Memory pointer registers */ uint32_t hcr_HCCA; /* Pointer to HCCA */ uint32_t hcr_periodic_curr; /* Curr. isoch or int endpt */ uint32_t hcr_ctrl_head; /* Head of contrl list */ uint32_t hcr_ctrl_curr; /* Curr. control endpt */ uint32_t hcr_bulk_head; /* Head of the bulk list */ uint32_t hcr_bulk_curr; /* Curr. bulk endpt */ uint32_t hcr_done_head; /* Head of the done list */ /* Frame counter registers */ uint32_t hcr_frame_interval; /* Frame interval value */ uint32_t hcr_frame_remaining; /* Time remaining in frame */ uint32_t hcr_frame_number; /* Frame number */ uint32_t hcr_periodic_strt; /* Time to start per. list */ uint32_t hcr_transfer_ls; /* Low speed threshold */ /* Root hub registers */ uint32_t hcr_rh_descriptorA; /* Root hub register A */ uint32_t hcr_rh_descriptorB; /* Root hub register B */ uint32_t hcr_rh_status; /* Root hub status */ uint32_t hcr_rh_portstatus[OHCI_MAX_RH_PORTS]; /* RH port sts */ } ohci_regs_t; /* hcr_revision bits */ #define HCR_REVISION_1_0 0x00000010 /* Revision 1.0 */ #define HCR_REVISION_MASK 0x000000FF /* Revision mask */ /* hcr_control bits */ #define HCR_CONTROL_CBSR 0x00000003 /* Control/bulk ratio */ #define HCR_CONTROL_PLE 0x00000004 /* Periodic list enable */ #define HCR_CONTROL_IE 0x00000008 /* Isochronous enable */ #define HCR_CONTROL_CLE 0x00000010 /* Control list enable */ #define HCR_CONTROL_BLE 0x00000020 /* Bulk list enable */ #define HCR_CONTROL_HCFS 0x000000C0 /* Controller state */ #define HCR_CONTROL_IR 0x00000100 /* Interrupt routing */ #define HCR_CONTROL_RWC 0x00000200 /* Remote wakeup connected */ #define HCR_CONTROL_RWE 0x00000400 /* Remote wakeup enabled */ /* Values for the Host Controller Functional State bits (HCR_CONTROL_HCFS) */ #define HCR_CONTROL_RESET 0x00000000 /* USB Reset */ #define HCR_CONTROL_RESUME 0x00000040 /* USB Resume */ #define HCR_CONTROL_OPERAT 0x00000080 /* USB Operational */ #define HCR_CONTROL_SUSPD 0x000000C0 /* USB Suspend */ /* hcr_cmd_status bits */ #define HCR_STATUS_RESET 0x00000001 /* Host controller reset */ #define HCR_STATUS_CLF 0x00000002 /* Control list filled */ #define HCR_STATUS_BLF 0x00000004 /* Bulk list filled */ #define HCR_STATUS_OCR 0x00000008 /* Ownership change */ #define HCR_STATUS_SOC 0x00030000 /* Error frame count */ /* hcr_intr_status bits and hcr_intr_mask bits */ #define HCR_INTR_SO 0x00000001 /* Schedule overrun */ #define HCR_INTR_WDH 0x00000002 /* Writeback done head */ #define HCR_INTR_SOF 0x00000004 /* Start of frame */ #define HCR_INTR_RD 0x00000008 /* Resume detected */ #define HCR_INTR_UE 0x00000010 /* Unrecoverable error */ #define HCR_INTR_FNO 0x00000020 /* Frame no. overflow */ #define HCR_INTR_RHSC 0x00000040 /* Root hub status change */ #define HCR_INTR_OC 0x40000000 /* Change in ownership */ #define HCR_INTR_MIE 0x80000000 /* Master interrupt enable */ /* hcr_frame_interval bits */ #define HCR_FRME_INT_FI 0x00003FFF /* Frame interval */ #define HCR_FRME_INT_FSMPS 0x7FFF0000 /* Biggest packet */ #define HCR_FRME_FSMPS_SHFT 16 /* FSMPS */ #define HCR_FRME_INT_FIT 0x80000000 /* Frame interval toggle */ #define MAX_OVERHEAD 210 /* Max. bit overhead */ /* hcr_frame_remaining bits */ #define HCR_FRME_REM_FR 0x00003FFF /* Frame remaining */ #define HCR_FRME_REM_FRT 0x80000000 /* Frame remaining toggle */ /* hcr_transfer_ls */ #define HCR_TRANS_LST 0x000007FF /* Low Speed threshold */ /* hcr_rh_descriptorA bits */ #define HCR_RHA_NDP 0x000000FF /* No. of ports */ #define HCR_RHA_PSM 0x00000100 /* Power switch mode */ #define HCR_RHA_NPS 0x00000200 /* No power switching */ #define HCR_RHA_DT 0x00000400 /* Device type */ #define HCR_RHA_OCPM 0x00000800 /* Over-current protection */ #define HCR_RHA_NOCP 0x00001000 /* No over-current protection */ #define HCR_RHA_PTPGT 0xFF000000 /* Power on to power good */ #define HCR_RHA_PTPGT_SHIFT 24 /* Shift bits for ptpgt */ /* hcr_rh_descriptorB bits */ #define HCR_RHB_DR 0x0000FFFF /* Device removable */ #define HCR_RHB_PPCM 0xFFFF0000 /* PortPowerControlMask */ /* hcr_rh_status bits */ #define HCR_RH_STATUS_LPS 0x00000001 /* Local power status */ #define HCR_RH_STATUS_OCI 0x00000002 /* Over current indicator */ #define HCR_RH_STATUS_DRWE 0x00008000 /* Device remote wakeup */ #define HCR_RH_STATUS_LPSC 0x00010000 /* Local power status change */ #define HCR_RH_STATUS_OCIC 0x00020000 /* Over current indicator */ #define HCR_RH_STATUS_CRWE 0x80000000 /* Clear remote wakeup enable */ #define HCR_RH_STATUS_MASK 0x10038003 /* Status mask */ #define HCR_RH_CHNG_MASK 0x00030000 /* Mask for change bits */ /* hcr_rh_portstatus bits */ #define HCR_PORT_CCS 0x00000001 /* Current connect status */ #define HCR_PORT_PES 0x00000002 /* Port enable */ #define HCR_PORT_PSS 0x00000004 /* Port suspend status */ #define HCR_PORT_POCI 0x00000008 /* Port over crrnt indicator */ #define HCR_PORT_PRS 0x00000010 /* Port reset status */ #define HCR_PORT_PPS 0x00000100 /* Port power status */ #define HCR_PORT_CPP 0x00000200 /* Clear port power */ #define HCR_PORT_LSDA 0x00000200 /* Low speed device */ #define HCR_PORT_CSC 0x00010000 /* Connect status change */ #define HCR_PORT_PESC 0x00020000 /* Port enable status change */ #define HCR_PORT_PSSC 0x00040000 /* Port suspend status change */ #define HCR_PORT_OCIC 0x00080000 /* Port over current change */ #define HCR_PORT_PRSC 0x00100000 /* Port reset status chnge */ #define HCR_PORT_MASK 0x001F031F /* Reserved written as 0 */ #define HCR_PORT_CHNG_MASK 0x001F0000 /* Mask for change bits */ #define DONE_QUEUE_INTR_COUNTER 0x7 /* Done queue intr counter */ /* * Host Controller Communications Area * * The Host Controller Communications Area (HCCA) is a 256-byte structre * of system memory that is established by the Host Controller Driver (HCD) * and this structre is used for communication between HCD and HC. The HCD * maintains a pointer to this structure in the Host Controller (HC). This * structure must be aligned to a 256-byte boundary. */ #define NUM_INTR_ED_LISTS 32 /* Number of interrupt lists */ #define NUM_STATIC_NODES 31 /* Number of static endpoints */ typedef volatile struct ohci_hcca { uint32_t HccaIntTble[NUM_INTR_ED_LISTS]; /* 32 intr lists */ /* Ptrs to ohci_ed */ uint16_t HccaFrameNo; /* Current frame number */ uint16_t HccaPad; /* 0 when HC updates FrameNo */ uint32_t HccaDoneHead; /* Head ptr */ uint8_t HccaReserved[120]; /* Reserved area */ } ohci_hcca_t; #define HCCA_DONE_HEAD_MASK 0xFFFFFFF0 /* Hcca done head mask */ #define HCCA_DONE_HEAD_LSB 0x00000001 /* Lsb of the Done Head */ /* * Host Controller Endpoint Descriptor * * An Endpoint Descriptor (ED) is a memory structure that describes the * information necessary for the Host Controller (HC) to communicate with * a device endpoint. An ED includes a Transfer Descriptor (TD) pointer. * This structure must be aligned to a 16 byte boundary. */ typedef volatile struct ohci_ed { uint32_t hced_ctrl; /* See below */ uint32_t hced_tailp; /* (ohci_td *) End of trans. list */ uint32_t hced_headp; /* (ohci_td *) Next trans. */ uint32_t hced_next; /* (ohci_ed *) Next endpoint */ uint32_t hced_prev; /* (ohci_ed *)Virt addr. of prev ept */ uint32_t hced_node; /* The node that its attached */ uint32_t hced_reclaim_next; /* (ohci_ed *) Reclaim list */ uint32_t hced_reclaim_frame; /* Reclaim usb frame number */ uint32_t hced_state; /* Endpoint state */ uint8_t hce_pad[12]; /* Required padding */ } ohci_ed_t; /* * hc_endpoint_descriptor control bits */ #define HC_EPT_FUNC 0x0000007F /* Address of function */ #define HC_EPT_EP 0x00000780 /* Address of endpoint */ #define HC_EPT_DataFlow 0x00001800 /* Direction of data flow */ #define HC_EPT_DF_IN 0x00001000 /* Data flow in */ #define HC_EPT_DF_OUT 0x00000800 /* Data flow out */ #define HC_EPT_Speed 0x00002000 /* Speed of the endpoint */ #define HC_EPT_sKip 0x00004000 /* Skip bit */ #define HC_EPT_Format 0x00008000 /* Type of transfer */ #define HC_EPT_MPS 0x0EFF0000 /* Max packet size */ #define HC_EPT_8_MPS 0x00080000 /* 8 byte max packet size */ #define HC_EPT_64_MPS 0x00400000 /* 64 byte max packet size */ #define HC_EPT_Halt 0x00000001 /* Halted */ #define HC_EPT_Carry 0x00000002 /* Toggle carry */ #define HC_EPT_EP_SHFT 7 /* Bits to shift addr */ #define HC_EPT_MAXPKTSZ 16 /* Bits to shift maxpktsize */ #define HC_EPT_TD_TAIL 0xFFFFFFF0 /* TD tail mask */ #define HC_EPT_TD_HEAD 0xFFFFFFF0 /* TD head mask */ #define HC_EPT_NEXT 0xFFFFFFF0 /* Next endpoint mask */ /* * hced_state * * ED states */ #define HC_EPT_FREE 1 /* Free ED */ #define HC_EPT_STATIC 2 /* Static ED */ #define HC_EPT_ACTIVE 3 /* Active ED */ /* * Host Controller Transfer Descriptor * * A Transfer Descriptor (TD) is a memory structure that describes the * information necessary for the Host Controller (HC) to transfer a block * of data to or from a device endpoint. These TD's will be attached to * a Endpoint Descriptor (ED). This structure includes the fields for both * General and Isochronous Transfer Descriptors. The General TDs must be * aligned to 16 byte, where as Isochronous TDs must be aligned to 32 byte. */ typedef volatile struct ohci_td { uint32_t hctd_ctrl; /* See below */ uint32_t hctd_cbp; /* Next buffer addr */ uint32_t hctd_next_td; /* Next TD */ uint32_t hctd_buf_end; /* End of buffer */ uint32_t hctd_offsets[4]; /* Offsets into buf */ /* Used only for isoch */ uint32_t hctd_trans_wrapper; /* Transfer wrapper */ uint32_t hctd_state; /* TD state */ uint32_t hctd_tw_next_td; /* Next TD on TW */ uint32_t hctd_ctrl_phase; /* Control Xfer Phase info */ uint32_t hctd_xfer_offs; /* Starting buffer offset */ uint32_t hctd_xfer_len; /* Transfer length */ uint8_t hctd_pad[8]; /* Required padding */ } ohci_td_t; /* * Common hc_td control bits both for the General and Isochronous Transfer * Descriptors. */ #define HC_TD_DI 0x00E00000 /* Delay interrupt */ #define HC_TD_0I 0x00000000 /* 0 frame for interrupt */ #define HC_TD_1I 0x00200000 /* 1 frame for interrupt */ #define HC_TD_2I 0x00400000 /* 2 frame for interrupt */ #define HC_TD_3I 0x00600000 /* 3 frame for interrupt */ #define HC_TD_4I 0x00800000 /* 4 frame's for interrupt */ #define HC_TD_5I 0x00A00000 /* 5 frame for interrupt */ #define HC_TD_6I 0x00C00000 /* 6 frame for interrupt */ #define HC_TD_7I 0x00E00000 /* 7 frame for interrupt */ #define HC_TD_CC 0xF0000000 /* Condition code */ #define HC_TD_R 0x00040000 /* Buffer rounding */ #define HC_TD_PID 0x00180000 /* Pid for the token */ #define HC_TD_SETUP 0x00000000 /* Setup direction */ #define HC_TD_IN 0x00100000 /* In direction */ #define HC_TD_OUT 0x00080000 /* Out direction */ #define HC_TD_DT 0x03000000 /* Data Toggle */ #define HC_TD_MS_DT 0x02000000 /* Master data toggle */ #define HC_TD_DT_0 0x00000000 /* Toggle from TD 0 */ #define HC_TD_DT_1 0x01000000 /* Toggle from TD 1 */ #define HC_TD_EC 0x0C000000 /* Error Count */ /* * hc_td control bits specific to Isochronous Transfer Descriptors. */ #define HC_ITD_SF 0x0000FFFF /* Starting Frame number */ #define HC_ITD_FC 0x07000000 /* Frame count */ #define HC_ITD_FC_SHIFT 24 /* Frame count shift */ #define HC_ITD_PAGE_MASK 0xFFFFF000 #define HC_ITD_ODD_OFFSET 0xFFFF0000 /* Odd offset */ #define HC_ITD_EVEN_OFFSET 0x0000FFFF /* Even offset */ #define HC_ITD_OFFSET_SHIFT 16 #define HC_ITD_OFFSET_CC 0x0000F000 /* CC of offset or PSW N */ #define HC_ITD_OFFSET_ADDR 0x00000FFF /* Offset N */ #define HC_ITD_4KBOUNDARY_CROSS 0x00001000 /* Set bit 12 for 4k crossing */ /* * Condition codes both to General and Isochronous Transfer Descriptors. * Even these condition codes are valid for offsets of the isochronous * transfer descriptos. */ #define HC_TD_CC_NO_E 0x00000000 /* No error */ #define HC_TD_CC_CRC 0x10000000 /* CRC error */ #define HC_TD_CC_BS 0x20000000 /* Bit stuffing */ #define HC_TD_CC_DTM 0x30000000 /* Data Toggle Mismatch */ #define HC_TD_CC_STALL 0x40000000 /* Stall */ #define HC_TD_CC_DNR 0x50000000 /* Device not responding */ #define HC_TD_CC_PCF 0x60000000 /* PID check failure */ #define HC_TD_CC_UPID 0x70000000 /* Unexpected PID */ #define HC_TD_CC_DO 0x80000000 /* Data overrrun */ #define HC_TD_CC_DU 0x90000000 /* Data underrun */ #define HC_TD_CC_BO 0xC0000000 /* Buffer overrun */ #define HC_TD_CC_BU 0xD0000000 /* Buffer underrun */ #define HC_TD_CC_NA 0xF0000000 /* Not accessed */ #define HC_TD_NEXT 0xFFFFFFF0 /* Next TD */ /* * Condition codes specific to Isochronous Transfer Descriptors. */ #define HC_ITD_CC_SHIFT 16 /* ITD CC shift */ /* * hctd_state * * TD States */ #define HC_TD_FREE 1 /* Free TD */ #define HC_TD_DUMMY 2 /* Dummy TD */ #define HC_TD_ACTIVE 3 /* Active TD */ #define HC_TD_TIMEOUT 4 /* Timeouted TD */ #define HC_TD_RECLAIM 5 /* Reclaimed TD */ /* * hctd_ctrl_phase * * Control Transfer Phase information */ #define OHCI_CTRL_SETUP_PHASE 1 /* Setup phase */ #define OHCI_CTRL_DATA_PHASE 2 /* Data phase */ #define OHCI_CTRL_STATUS_PHASE 3 /* Status phase */ /* * Structure for Isoc DMA buffer * One Isoc transfer includes multiple Isoc packets and need to be * transfered in multiple TDs. * One DMA buffer is allocated for one Isoc TD which may hold up * to eight Isoc packets. */ typedef struct ohci_isoc_buf { caddr_t buf_addr; /* Starting buffer address */ ddi_dma_cookie_t cookie; /* DMA cookie */ ddi_dma_handle_t dma_handle; /* DMA handle */ ddi_acc_handle_t mem_handle; /* Memory handle */ size_t length; /* Buffer length */ uint_t ncookies; /* DMA cookie count */ uint_t index; /* Index of the TD */ } ohci_isoc_buf_t; #ifdef __cplusplus } #endif #endif /* _SYS_USB_OHCI_H */