Greg Kroah-Hartman | 4352dfd | 2005-07-28 11:37:33 -0700 | [diff] [blame] | 1 | /* |
| 2 | * pci_regs.h |
| 3 | * |
| 4 | * PCI standard defines |
| 5 | * Copyright 1994, Drew Eckhardt |
| 6 | * Copyright 1997--1999 Martin Mares <mj@ucw.cz> |
| 7 | * |
| 8 | * For more information, please consult the following manuals (look at |
| 9 | * http://www.pcisig.com/ for how to get them): |
| 10 | * |
| 11 | * PCI BIOS Specification |
| 12 | * PCI Local Bus Specification |
| 13 | * PCI to PCI Bridge Specification |
| 14 | * PCI System Design Guide |
Eric W. Biederman | e78d016 | 2006-10-04 02:16:54 -0700 | [diff] [blame] | 15 | * |
| 16 | * For hypertransport information, please consult the following manuals |
| 17 | * from http://www.hypertransport.org |
| 18 | * |
| 19 | * The Hypertransport I/O Link Specification |
Greg Kroah-Hartman | 4352dfd | 2005-07-28 11:37:33 -0700 | [diff] [blame] | 20 | */ |
| 21 | |
| 22 | #ifndef LINUX_PCI_REGS_H |
| 23 | #define LINUX_PCI_REGS_H |
| 24 | |
| 25 | /* |
| 26 | * Under PCI, each device has 256 bytes of configuration address space, |
| 27 | * of which the first 64 bytes are standardized as follows: |
| 28 | */ |
| 29 | #define PCI_VENDOR_ID 0x00 /* 16 bits */ |
| 30 | #define PCI_DEVICE_ID 0x02 /* 16 bits */ |
| 31 | #define PCI_COMMAND 0x04 /* 16 bits */ |
| 32 | #define PCI_COMMAND_IO 0x1 /* Enable response in I/O space */ |
| 33 | #define PCI_COMMAND_MEMORY 0x2 /* Enable response in Memory space */ |
| 34 | #define PCI_COMMAND_MASTER 0x4 /* Enable bus mastering */ |
| 35 | #define PCI_COMMAND_SPECIAL 0x8 /* Enable response to special cycles */ |
| 36 | #define PCI_COMMAND_INVALIDATE 0x10 /* Use memory write and invalidate */ |
| 37 | #define PCI_COMMAND_VGA_PALETTE 0x20 /* Enable palette snooping */ |
| 38 | #define PCI_COMMAND_PARITY 0x40 /* Enable parity checking */ |
| 39 | #define PCI_COMMAND_WAIT 0x80 /* Enable address/data stepping */ |
| 40 | #define PCI_COMMAND_SERR 0x100 /* Enable SERR */ |
| 41 | #define PCI_COMMAND_FAST_BACK 0x200 /* Enable back-to-back writes */ |
| 42 | #define PCI_COMMAND_INTX_DISABLE 0x400 /* INTx Emulation Disable */ |
| 43 | |
| 44 | #define PCI_STATUS 0x06 /* 16 bits */ |
Michael S. Tsirkin | ccb86a6 | 2009-07-20 10:29:34 +0300 | [diff] [blame] | 45 | #define PCI_STATUS_INTERRUPT 0x08 /* Interrupt status */ |
Greg Kroah-Hartman | 4352dfd | 2005-07-28 11:37:33 -0700 | [diff] [blame] | 46 | #define PCI_STATUS_CAP_LIST 0x10 /* Support Capability List */ |
| 47 | #define PCI_STATUS_66MHZ 0x20 /* Support 66 Mhz PCI 2.1 bus */ |
| 48 | #define PCI_STATUS_UDF 0x40 /* Support User Definable Features [obsolete] */ |
| 49 | #define PCI_STATUS_FAST_BACK 0x80 /* Accept fast-back to back */ |
| 50 | #define PCI_STATUS_PARITY 0x100 /* Detected parity error */ |
| 51 | #define PCI_STATUS_DEVSEL_MASK 0x600 /* DEVSEL timing */ |
| 52 | #define PCI_STATUS_DEVSEL_FAST 0x000 |
| 53 | #define PCI_STATUS_DEVSEL_MEDIUM 0x200 |
| 54 | #define PCI_STATUS_DEVSEL_SLOW 0x400 |
| 55 | #define PCI_STATUS_SIG_TARGET_ABORT 0x800 /* Set on target abort */ |
| 56 | #define PCI_STATUS_REC_TARGET_ABORT 0x1000 /* Master ack of " */ |
| 57 | #define PCI_STATUS_REC_MASTER_ABORT 0x2000 /* Set on master abort */ |
| 58 | #define PCI_STATUS_SIG_SYSTEM_ERROR 0x4000 /* Set when we drive SERR */ |
| 59 | #define PCI_STATUS_DETECTED_PARITY 0x8000 /* Set on parity error */ |
| 60 | |
| 61 | #define PCI_CLASS_REVISION 0x08 /* High 24 bits are class, low 8 revision */ |
| 62 | #define PCI_REVISION_ID 0x08 /* Revision ID */ |
| 63 | #define PCI_CLASS_PROG 0x09 /* Reg. Level Programming Interface */ |
| 64 | #define PCI_CLASS_DEVICE 0x0a /* Device class */ |
| 65 | |
| 66 | #define PCI_CACHE_LINE_SIZE 0x0c /* 8 bits */ |
| 67 | #define PCI_LATENCY_TIMER 0x0d /* 8 bits */ |
| 68 | #define PCI_HEADER_TYPE 0x0e /* 8 bits */ |
| 69 | #define PCI_HEADER_TYPE_NORMAL 0 |
| 70 | #define PCI_HEADER_TYPE_BRIDGE 1 |
| 71 | #define PCI_HEADER_TYPE_CARDBUS 2 |
| 72 | |
| 73 | #define PCI_BIST 0x0f /* 8 bits */ |
| 74 | #define PCI_BIST_CODE_MASK 0x0f /* Return result */ |
| 75 | #define PCI_BIST_START 0x40 /* 1 to start BIST, 2 secs or less */ |
| 76 | #define PCI_BIST_CAPABLE 0x80 /* 1 if BIST capable */ |
| 77 | |
| 78 | /* |
| 79 | * Base addresses specify locations in memory or I/O space. |
| 80 | * Decoded size can be determined by writing a value of |
| 81 | * 0xffffffff to the register, and reading it back. Only |
| 82 | * 1 bits are decoded. |
| 83 | */ |
| 84 | #define PCI_BASE_ADDRESS_0 0x10 /* 32 bits */ |
| 85 | #define PCI_BASE_ADDRESS_1 0x14 /* 32 bits [htype 0,1 only] */ |
| 86 | #define PCI_BASE_ADDRESS_2 0x18 /* 32 bits [htype 0 only] */ |
| 87 | #define PCI_BASE_ADDRESS_3 0x1c /* 32 bits */ |
| 88 | #define PCI_BASE_ADDRESS_4 0x20 /* 32 bits */ |
| 89 | #define PCI_BASE_ADDRESS_5 0x24 /* 32 bits */ |
| 90 | #define PCI_BASE_ADDRESS_SPACE 0x01 /* 0 = memory, 1 = I/O */ |
| 91 | #define PCI_BASE_ADDRESS_SPACE_IO 0x01 |
| 92 | #define PCI_BASE_ADDRESS_SPACE_MEMORY 0x00 |
| 93 | #define PCI_BASE_ADDRESS_MEM_TYPE_MASK 0x06 |
| 94 | #define PCI_BASE_ADDRESS_MEM_TYPE_32 0x00 /* 32 bit address */ |
| 95 | #define PCI_BASE_ADDRESS_MEM_TYPE_1M 0x02 /* Below 1M [obsolete] */ |
| 96 | #define PCI_BASE_ADDRESS_MEM_TYPE_64 0x04 /* 64 bit address */ |
| 97 | #define PCI_BASE_ADDRESS_MEM_PREFETCH 0x08 /* prefetchable? */ |
| 98 | #define PCI_BASE_ADDRESS_MEM_MASK (~0x0fUL) |
| 99 | #define PCI_BASE_ADDRESS_IO_MASK (~0x03UL) |
| 100 | /* bit 1 is reserved if address_space = 1 */ |
| 101 | |
| 102 | /* Header type 0 (normal devices) */ |
| 103 | #define PCI_CARDBUS_CIS 0x28 |
| 104 | #define PCI_SUBSYSTEM_VENDOR_ID 0x2c |
| 105 | #define PCI_SUBSYSTEM_ID 0x2e |
| 106 | #define PCI_ROM_ADDRESS 0x30 /* Bits 31..11 are address, 10..1 reserved */ |
| 107 | #define PCI_ROM_ADDRESS_ENABLE 0x01 |
| 108 | #define PCI_ROM_ADDRESS_MASK (~0x7ffUL) |
| 109 | |
| 110 | #define PCI_CAPABILITY_LIST 0x34 /* Offset of first capability list entry */ |
| 111 | |
| 112 | /* 0x35-0x3b are reserved */ |
| 113 | #define PCI_INTERRUPT_LINE 0x3c /* 8 bits */ |
| 114 | #define PCI_INTERRUPT_PIN 0x3d /* 8 bits */ |
| 115 | #define PCI_MIN_GNT 0x3e /* 8 bits */ |
| 116 | #define PCI_MAX_LAT 0x3f /* 8 bits */ |
| 117 | |
| 118 | /* Header type 1 (PCI-to-PCI bridges) */ |
| 119 | #define PCI_PRIMARY_BUS 0x18 /* Primary bus number */ |
| 120 | #define PCI_SECONDARY_BUS 0x19 /* Secondary bus number */ |
| 121 | #define PCI_SUBORDINATE_BUS 0x1a /* Highest bus number behind the bridge */ |
| 122 | #define PCI_SEC_LATENCY_TIMER 0x1b /* Latency timer for secondary interface */ |
| 123 | #define PCI_IO_BASE 0x1c /* I/O range behind the bridge */ |
| 124 | #define PCI_IO_LIMIT 0x1d |
| 125 | #define PCI_IO_RANGE_TYPE_MASK 0x0fUL /* I/O bridging type */ |
| 126 | #define PCI_IO_RANGE_TYPE_16 0x00 |
| 127 | #define PCI_IO_RANGE_TYPE_32 0x01 |
| 128 | #define PCI_IO_RANGE_MASK (~0x0fUL) |
| 129 | #define PCI_SEC_STATUS 0x1e /* Secondary status register, only bit 14 used */ |
| 130 | #define PCI_MEMORY_BASE 0x20 /* Memory range behind */ |
| 131 | #define PCI_MEMORY_LIMIT 0x22 |
| 132 | #define PCI_MEMORY_RANGE_TYPE_MASK 0x0fUL |
| 133 | #define PCI_MEMORY_RANGE_MASK (~0x0fUL) |
| 134 | #define PCI_PREF_MEMORY_BASE 0x24 /* Prefetchable memory range behind */ |
| 135 | #define PCI_PREF_MEMORY_LIMIT 0x26 |
| 136 | #define PCI_PREF_RANGE_TYPE_MASK 0x0fUL |
| 137 | #define PCI_PREF_RANGE_TYPE_32 0x00 |
| 138 | #define PCI_PREF_RANGE_TYPE_64 0x01 |
| 139 | #define PCI_PREF_RANGE_MASK (~0x0fUL) |
| 140 | #define PCI_PREF_BASE_UPPER32 0x28 /* Upper half of prefetchable memory range */ |
| 141 | #define PCI_PREF_LIMIT_UPPER32 0x2c |
| 142 | #define PCI_IO_BASE_UPPER16 0x30 /* Upper half of I/O addresses */ |
| 143 | #define PCI_IO_LIMIT_UPPER16 0x32 |
| 144 | /* 0x34 same as for htype 0 */ |
| 145 | /* 0x35-0x3b is reserved */ |
| 146 | #define PCI_ROM_ADDRESS1 0x38 /* Same as PCI_ROM_ADDRESS, but for htype 1 */ |
| 147 | /* 0x3c-0x3d are same as for htype 0 */ |
| 148 | #define PCI_BRIDGE_CONTROL 0x3e |
| 149 | #define PCI_BRIDGE_CTL_PARITY 0x01 /* Enable parity detection on secondary interface */ |
| 150 | #define PCI_BRIDGE_CTL_SERR 0x02 /* The same for SERR forwarding */ |
Gary Hade | 1194925 | 2007-10-08 16:24:16 -0700 | [diff] [blame] | 151 | #define PCI_BRIDGE_CTL_ISA 0x04 /* Enable ISA mode */ |
Greg Kroah-Hartman | 4352dfd | 2005-07-28 11:37:33 -0700 | [diff] [blame] | 152 | #define PCI_BRIDGE_CTL_VGA 0x08 /* Forward VGA addresses */ |
| 153 | #define PCI_BRIDGE_CTL_MASTER_ABORT 0x20 /* Report master aborts */ |
| 154 | #define PCI_BRIDGE_CTL_BUS_RESET 0x40 /* Secondary bus reset */ |
| 155 | #define PCI_BRIDGE_CTL_FAST_BACK 0x80 /* Fast Back2Back enabled on secondary interface */ |
| 156 | |
| 157 | /* Header type 2 (CardBus bridges) */ |
| 158 | #define PCI_CB_CAPABILITY_LIST 0x14 |
| 159 | /* 0x15 reserved */ |
| 160 | #define PCI_CB_SEC_STATUS 0x16 /* Secondary status */ |
| 161 | #define PCI_CB_PRIMARY_BUS 0x18 /* PCI bus number */ |
| 162 | #define PCI_CB_CARD_BUS 0x19 /* CardBus bus number */ |
| 163 | #define PCI_CB_SUBORDINATE_BUS 0x1a /* Subordinate bus number */ |
| 164 | #define PCI_CB_LATENCY_TIMER 0x1b /* CardBus latency timer */ |
| 165 | #define PCI_CB_MEMORY_BASE_0 0x1c |
| 166 | #define PCI_CB_MEMORY_LIMIT_0 0x20 |
| 167 | #define PCI_CB_MEMORY_BASE_1 0x24 |
| 168 | #define PCI_CB_MEMORY_LIMIT_1 0x28 |
| 169 | #define PCI_CB_IO_BASE_0 0x2c |
| 170 | #define PCI_CB_IO_BASE_0_HI 0x2e |
| 171 | #define PCI_CB_IO_LIMIT_0 0x30 |
| 172 | #define PCI_CB_IO_LIMIT_0_HI 0x32 |
| 173 | #define PCI_CB_IO_BASE_1 0x34 |
| 174 | #define PCI_CB_IO_BASE_1_HI 0x36 |
| 175 | #define PCI_CB_IO_LIMIT_1 0x38 |
| 176 | #define PCI_CB_IO_LIMIT_1_HI 0x3a |
| 177 | #define PCI_CB_IO_RANGE_MASK (~0x03UL) |
| 178 | /* 0x3c-0x3d are same as for htype 0 */ |
| 179 | #define PCI_CB_BRIDGE_CONTROL 0x3e |
| 180 | #define PCI_CB_BRIDGE_CTL_PARITY 0x01 /* Similar to standard bridge control register */ |
| 181 | #define PCI_CB_BRIDGE_CTL_SERR 0x02 |
| 182 | #define PCI_CB_BRIDGE_CTL_ISA 0x04 |
| 183 | #define PCI_CB_BRIDGE_CTL_VGA 0x08 |
| 184 | #define PCI_CB_BRIDGE_CTL_MASTER_ABORT 0x20 |
| 185 | #define PCI_CB_BRIDGE_CTL_CB_RESET 0x40 /* CardBus reset */ |
| 186 | #define PCI_CB_BRIDGE_CTL_16BIT_INT 0x80 /* Enable interrupt for 16-bit cards */ |
| 187 | #define PCI_CB_BRIDGE_CTL_PREFETCH_MEM0 0x100 /* Prefetch enable for both memory regions */ |
| 188 | #define PCI_CB_BRIDGE_CTL_PREFETCH_MEM1 0x200 |
| 189 | #define PCI_CB_BRIDGE_CTL_POST_WRITES 0x400 |
| 190 | #define PCI_CB_SUBSYSTEM_VENDOR_ID 0x40 |
| 191 | #define PCI_CB_SUBSYSTEM_ID 0x42 |
| 192 | #define PCI_CB_LEGACY_MODE_BASE 0x44 /* 16-bit PC Card legacy mode base address (ExCa) */ |
| 193 | /* 0x48-0x7f reserved */ |
| 194 | |
| 195 | /* Capability lists */ |
| 196 | |
| 197 | #define PCI_CAP_LIST_ID 0 /* Capability ID */ |
| 198 | #define PCI_CAP_ID_PM 0x01 /* Power Management */ |
| 199 | #define PCI_CAP_ID_AGP 0x02 /* Accelerated Graphics Port */ |
| 200 | #define PCI_CAP_ID_VPD 0x03 /* Vital Product Data */ |
| 201 | #define PCI_CAP_ID_SLOTID 0x04 /* Slot Identification */ |
| 202 | #define PCI_CAP_ID_MSI 0x05 /* Message Signalled Interrupts */ |
| 203 | #define PCI_CAP_ID_CHSWP 0x06 /* CompactPCI HotSwap */ |
| 204 | #define PCI_CAP_ID_PCIX 0x07 /* PCI-X */ |
Brice Goglin | 46ff346 | 2006-08-31 01:55:24 -0400 | [diff] [blame] | 205 | #define PCI_CAP_ID_HT 0x08 /* HyperTransport */ |
Alex Chiang | 9f67215 | 2007-08-21 17:49:07 -0600 | [diff] [blame] | 206 | #define PCI_CAP_ID_VNDR 0x09 /* Vendor specific */ |
| 207 | #define PCI_CAP_ID_DBG 0x0A /* Debug port */ |
| 208 | #define PCI_CAP_ID_CCRC 0x0B /* CompactPCI Central Resource Control */ |
Greg Kroah-Hartman | 4352dfd | 2005-07-28 11:37:33 -0700 | [diff] [blame] | 209 | #define PCI_CAP_ID_SHPC 0x0C /* PCI Standard Hot-Plug Controller */ |
Alex Chiang | 9f67215 | 2007-08-21 17:49:07 -0600 | [diff] [blame] | 210 | #define PCI_CAP_ID_SSVID 0x0D /* Bridge subsystem vendor/device ID */ |
| 211 | #define PCI_CAP_ID_AGP3 0x0E /* AGP Target PCI-PCI bridge */ |
Greg Kroah-Hartman | 4352dfd | 2005-07-28 11:37:33 -0700 | [diff] [blame] | 212 | #define PCI_CAP_ID_EXP 0x10 /* PCI Express */ |
| 213 | #define PCI_CAP_ID_MSIX 0x11 /* MSI-X */ |
Sheng Yang | f7b7baa | 2008-11-11 17:17:46 +0800 | [diff] [blame] | 214 | #define PCI_CAP_ID_AF 0x13 /* PCI Advanced Features */ |
Greg Kroah-Hartman | 4352dfd | 2005-07-28 11:37:33 -0700 | [diff] [blame] | 215 | #define PCI_CAP_LIST_NEXT 1 /* Next capability in the list */ |
| 216 | #define PCI_CAP_FLAGS 2 /* Capability defined flags (16 bits) */ |
| 217 | #define PCI_CAP_SIZEOF 4 |
| 218 | |
| 219 | /* Power Management Registers */ |
| 220 | |
| 221 | #define PCI_PM_PMC 2 /* PM Capabilities Register */ |
| 222 | #define PCI_PM_CAP_VER_MASK 0x0007 /* Version */ |
| 223 | #define PCI_PM_CAP_PME_CLOCK 0x0008 /* PME clock required */ |
| 224 | #define PCI_PM_CAP_RESERVED 0x0010 /* Reserved field */ |
| 225 | #define PCI_PM_CAP_DSI 0x0020 /* Device specific initialization */ |
Lucas De Marchi | 25985ed | 2011-03-30 22:57:33 -0300 | [diff] [blame] | 226 | #define PCI_PM_CAP_AUX_POWER 0x01C0 /* Auxiliary power support mask */ |
Greg Kroah-Hartman | 4352dfd | 2005-07-28 11:37:33 -0700 | [diff] [blame] | 227 | #define PCI_PM_CAP_D1 0x0200 /* D1 power state support */ |
| 228 | #define PCI_PM_CAP_D2 0x0400 /* D2 power state support */ |
| 229 | #define PCI_PM_CAP_PME 0x0800 /* PME pin supported */ |
| 230 | #define PCI_PM_CAP_PME_MASK 0xF800 /* PME Mask of all supported states */ |
| 231 | #define PCI_PM_CAP_PME_D0 0x0800 /* PME# from D0 */ |
| 232 | #define PCI_PM_CAP_PME_D1 0x1000 /* PME# from D1 */ |
| 233 | #define PCI_PM_CAP_PME_D2 0x2000 /* PME# from D2 */ |
| 234 | #define PCI_PM_CAP_PME_D3 0x4000 /* PME# from D3 (hot) */ |
| 235 | #define PCI_PM_CAP_PME_D3cold 0x8000 /* PME# from D3 (cold) */ |
Rafael J. Wysocki | 337001b | 2008-07-07 03:36:24 +0200 | [diff] [blame] | 236 | #define PCI_PM_CAP_PME_SHIFT 11 /* Start of the PME Mask in PMC */ |
Greg Kroah-Hartman | 4352dfd | 2005-07-28 11:37:33 -0700 | [diff] [blame] | 237 | #define PCI_PM_CTRL 4 /* PM control and status register */ |
| 238 | #define PCI_PM_CTRL_STATE_MASK 0x0003 /* Current power state (D0 to D3) */ |
Yu Zhao | 998dd7c | 2009-02-25 13:15:52 +0800 | [diff] [blame] | 239 | #define PCI_PM_CTRL_NO_SOFT_RESET 0x0008 /* No reset for D3hot->D0 */ |
Greg Kroah-Hartman | 4352dfd | 2005-07-28 11:37:33 -0700 | [diff] [blame] | 240 | #define PCI_PM_CTRL_PME_ENABLE 0x0100 /* PME pin enable */ |
| 241 | #define PCI_PM_CTRL_DATA_SEL_MASK 0x1e00 /* Data select (??) */ |
| 242 | #define PCI_PM_CTRL_DATA_SCALE_MASK 0x6000 /* Data scale (??) */ |
| 243 | #define PCI_PM_CTRL_PME_STATUS 0x8000 /* PME pin status */ |
| 244 | #define PCI_PM_PPB_EXTENSIONS 6 /* PPB support extensions (??) */ |
| 245 | #define PCI_PM_PPB_B2_B3 0x40 /* Stop clock when in D3hot (??) */ |
| 246 | #define PCI_PM_BPCC_ENABLE 0x80 /* Bus power/clock control enable (??) */ |
| 247 | #define PCI_PM_DATA_REGISTER 7 /* (??) */ |
| 248 | #define PCI_PM_SIZEOF 8 |
| 249 | |
| 250 | /* AGP registers */ |
| 251 | |
| 252 | #define PCI_AGP_VERSION 2 /* BCD version number */ |
| 253 | #define PCI_AGP_RFU 3 /* Rest of capability flags */ |
| 254 | #define PCI_AGP_STATUS 4 /* Status register */ |
| 255 | #define PCI_AGP_STATUS_RQ_MASK 0xff000000 /* Maximum number of requests - 1 */ |
| 256 | #define PCI_AGP_STATUS_SBA 0x0200 /* Sideband addressing supported */ |
| 257 | #define PCI_AGP_STATUS_64BIT 0x0020 /* 64-bit addressing supported */ |
| 258 | #define PCI_AGP_STATUS_FW 0x0010 /* FW transfers supported */ |
| 259 | #define PCI_AGP_STATUS_RATE4 0x0004 /* 4x transfer rate supported */ |
| 260 | #define PCI_AGP_STATUS_RATE2 0x0002 /* 2x transfer rate supported */ |
| 261 | #define PCI_AGP_STATUS_RATE1 0x0001 /* 1x transfer rate supported */ |
| 262 | #define PCI_AGP_COMMAND 8 /* Control register */ |
| 263 | #define PCI_AGP_COMMAND_RQ_MASK 0xff000000 /* Master: Maximum number of requests */ |
| 264 | #define PCI_AGP_COMMAND_SBA 0x0200 /* Sideband addressing enabled */ |
| 265 | #define PCI_AGP_COMMAND_AGP 0x0100 /* Allow processing of AGP transactions */ |
| 266 | #define PCI_AGP_COMMAND_64BIT 0x0020 /* Allow processing of 64-bit addresses */ |
| 267 | #define PCI_AGP_COMMAND_FW 0x0010 /* Force FW transfers */ |
| 268 | #define PCI_AGP_COMMAND_RATE4 0x0004 /* Use 4x rate */ |
| 269 | #define PCI_AGP_COMMAND_RATE2 0x0002 /* Use 2x rate */ |
| 270 | #define PCI_AGP_COMMAND_RATE1 0x0001 /* Use 1x rate */ |
| 271 | #define PCI_AGP_SIZEOF 12 |
| 272 | |
| 273 | /* Vital Product Data */ |
| 274 | |
| 275 | #define PCI_VPD_ADDR 2 /* Address to access (15 bits!) */ |
| 276 | #define PCI_VPD_ADDR_MASK 0x7fff /* Address mask */ |
| 277 | #define PCI_VPD_ADDR_F 0x8000 /* Write 0, 1 indicates completion */ |
| 278 | #define PCI_VPD_DATA 4 /* 32-bits of data returned here */ |
| 279 | |
| 280 | /* Slot Identification */ |
| 281 | |
| 282 | #define PCI_SID_ESR 2 /* Expansion Slot Register */ |
| 283 | #define PCI_SID_ESR_NSLOTS 0x1f /* Number of expansion slots available */ |
| 284 | #define PCI_SID_ESR_FIC 0x20 /* First In Chassis Flag */ |
| 285 | #define PCI_SID_CHASSIS_NR 3 /* Chassis Number */ |
| 286 | |
| 287 | /* Message Signalled Interrupts registers */ |
| 288 | |
| 289 | #define PCI_MSI_FLAGS 2 /* Various flags */ |
| 290 | #define PCI_MSI_FLAGS_64BIT 0x80 /* 64-bit addresses allowed */ |
| 291 | #define PCI_MSI_FLAGS_QSIZE 0x70 /* Message queue size configured */ |
| 292 | #define PCI_MSI_FLAGS_QMASK 0x0e /* Maximum queue size available */ |
| 293 | #define PCI_MSI_FLAGS_ENABLE 0x01 /* MSI feature enabled */ |
| 294 | #define PCI_MSI_FLAGS_MASKBIT 0x100 /* 64-bit mask bits allowed */ |
| 295 | #define PCI_MSI_RFU 3 /* Rest of capability flags */ |
| 296 | #define PCI_MSI_ADDRESS_LO 4 /* Lower 32 bits */ |
| 297 | #define PCI_MSI_ADDRESS_HI 8 /* Upper 32 bits (if PCI_MSI_FLAGS_64BIT set) */ |
| 298 | #define PCI_MSI_DATA_32 8 /* 16 bits of data for 32-bit devices */ |
Hidetoshi Seto | 67b5db6 | 2009-04-20 10:54:59 +0900 | [diff] [blame] | 299 | #define PCI_MSI_MASK_32 12 /* Mask bits register for 32-bit devices */ |
Greg Kroah-Hartman | 4352dfd | 2005-07-28 11:37:33 -0700 | [diff] [blame] | 300 | #define PCI_MSI_DATA_64 12 /* 16 bits of data for 64-bit devices */ |
Hidetoshi Seto | 67b5db6 | 2009-04-20 10:54:59 +0900 | [diff] [blame] | 301 | #define PCI_MSI_MASK_64 16 /* Mask bits register for 64-bit devices */ |
Greg Kroah-Hartman | 4352dfd | 2005-07-28 11:37:33 -0700 | [diff] [blame] | 302 | |
Hidetoshi Seto | db50041 | 2010-10-13 15:00:23 +0900 | [diff] [blame] | 303 | /* MSI-X registers */ |
Eric W. Biederman | f5f2b13 | 2007-03-05 00:30:07 -0800 | [diff] [blame] | 304 | #define PCI_MSIX_FLAGS 2 |
| 305 | #define PCI_MSIX_FLAGS_QSIZE 0x7FF |
| 306 | #define PCI_MSIX_FLAGS_ENABLE (1 << 15) |
Eric W. Biederman | 392ee1e | 2007-03-08 13:04:57 -0700 | [diff] [blame] | 307 | #define PCI_MSIX_FLAGS_MASKALL (1 << 14) |
Hidetoshi Seto | db50041 | 2010-10-13 15:00:23 +0900 | [diff] [blame] | 308 | #define PCI_MSIX_TABLE 4 |
| 309 | #define PCI_MSIX_PBA 8 |
| 310 | #define PCI_MSIX_FLAGS_BIRMASK (7 << 0) |
Michael Ellerman | e65e5fb | 2006-11-07 18:21:21 +1100 | [diff] [blame] | 311 | |
Sheng Yang | 00aaaef | 2010-11-11 15:46:54 +0800 | [diff] [blame] | 312 | /* MSI-X entry's format */ |
| 313 | #define PCI_MSIX_ENTRY_SIZE 16 |
| 314 | #define PCI_MSIX_ENTRY_LOWER_ADDR 0 |
| 315 | #define PCI_MSIX_ENTRY_UPPER_ADDR 4 |
| 316 | #define PCI_MSIX_ENTRY_DATA 8 |
| 317 | #define PCI_MSIX_ENTRY_VECTOR_CTRL 12 |
Sheng Yang | 8d80528 | 2010-11-11 15:46:55 +0800 | [diff] [blame] | 318 | #define PCI_MSIX_ENTRY_CTRL_MASKBIT 1 |
Sheng Yang | 00aaaef | 2010-11-11 15:46:54 +0800 | [diff] [blame] | 319 | |
Greg Kroah-Hartman | 4352dfd | 2005-07-28 11:37:33 -0700 | [diff] [blame] | 320 | /* CompactPCI Hotswap Register */ |
| 321 | |
| 322 | #define PCI_CHSWP_CSR 2 /* Control and Status Register */ |
| 323 | #define PCI_CHSWP_DHA 0x01 /* Device Hiding Arm */ |
| 324 | #define PCI_CHSWP_EIM 0x02 /* ENUM# Signal Mask */ |
| 325 | #define PCI_CHSWP_PIE 0x04 /* Pending Insert or Extract */ |
| 326 | #define PCI_CHSWP_LOO 0x08 /* LED On / Off */ |
| 327 | #define PCI_CHSWP_PI 0x30 /* Programming Interface */ |
| 328 | #define PCI_CHSWP_EXT 0x40 /* ENUM# status - extraction */ |
| 329 | #define PCI_CHSWP_INS 0x80 /* ENUM# status - insertion */ |
| 330 | |
Sheng Yang | f7b7baa | 2008-11-11 17:17:46 +0800 | [diff] [blame] | 331 | /* PCI Advanced Feature registers */ |
| 332 | |
| 333 | #define PCI_AF_LENGTH 2 |
| 334 | #define PCI_AF_CAP 3 |
| 335 | #define PCI_AF_CAP_TP 0x01 |
| 336 | #define PCI_AF_CAP_FLR 0x02 |
| 337 | #define PCI_AF_CTRL 4 |
| 338 | #define PCI_AF_CTRL_FLR 0x01 |
| 339 | #define PCI_AF_STATUS 5 |
| 340 | #define PCI_AF_STATUS_TP 0x01 |
| 341 | |
Greg Kroah-Hartman | 4352dfd | 2005-07-28 11:37:33 -0700 | [diff] [blame] | 342 | /* PCI-X registers */ |
| 343 | |
| 344 | #define PCI_X_CMD 2 /* Modes & Features */ |
| 345 | #define PCI_X_CMD_DPERR_E 0x0001 /* Data Parity Error Recovery Enable */ |
| 346 | #define PCI_X_CMD_ERO 0x0002 /* Enable Relaxed Ordering */ |
Matt Carlson | 9974a35 | 2007-10-07 23:27:28 -0700 | [diff] [blame] | 347 | #define PCI_X_CMD_READ_512 0x0000 /* 512 byte maximum read byte count */ |
| 348 | #define PCI_X_CMD_READ_1K 0x0004 /* 1Kbyte maximum read byte count */ |
| 349 | #define PCI_X_CMD_READ_2K 0x0008 /* 2Kbyte maximum read byte count */ |
| 350 | #define PCI_X_CMD_READ_4K 0x000c /* 4Kbyte maximum read byte count */ |
Greg Kroah-Hartman | 4352dfd | 2005-07-28 11:37:33 -0700 | [diff] [blame] | 351 | #define PCI_X_CMD_MAX_READ 0x000c /* Max Memory Read Byte Count */ |
Matt Carlson | 9974a35 | 2007-10-07 23:27:28 -0700 | [diff] [blame] | 352 | /* Max # of outstanding split transactions */ |
| 353 | #define PCI_X_CMD_SPLIT_1 0x0000 /* Max 1 */ |
| 354 | #define PCI_X_CMD_SPLIT_2 0x0010 /* Max 2 */ |
| 355 | #define PCI_X_CMD_SPLIT_3 0x0020 /* Max 3 */ |
| 356 | #define PCI_X_CMD_SPLIT_4 0x0030 /* Max 4 */ |
| 357 | #define PCI_X_CMD_SPLIT_8 0x0040 /* Max 8 */ |
| 358 | #define PCI_X_CMD_SPLIT_12 0x0050 /* Max 12 */ |
| 359 | #define PCI_X_CMD_SPLIT_16 0x0060 /* Max 16 */ |
| 360 | #define PCI_X_CMD_SPLIT_32 0x0070 /* Max 32 */ |
Greg Kroah-Hartman | 4352dfd | 2005-07-28 11:37:33 -0700 | [diff] [blame] | 361 | #define PCI_X_CMD_MAX_SPLIT 0x0070 /* Max Outstanding Split Transactions */ |
| 362 | #define PCI_X_CMD_VERSION(x) (((x) >> 12) & 3) /* Version */ |
| 363 | #define PCI_X_STATUS 4 /* PCI-X capabilities */ |
| 364 | #define PCI_X_STATUS_DEVFN 0x000000ff /* A copy of devfn */ |
| 365 | #define PCI_X_STATUS_BUS 0x0000ff00 /* A copy of bus nr */ |
| 366 | #define PCI_X_STATUS_64BIT 0x00010000 /* 64-bit device */ |
| 367 | #define PCI_X_STATUS_133MHZ 0x00020000 /* 133 MHz capable */ |
| 368 | #define PCI_X_STATUS_SPL_DISC 0x00040000 /* Split Completion Discarded */ |
| 369 | #define PCI_X_STATUS_UNX_SPL 0x00080000 /* Unexpected Split Completion */ |
| 370 | #define PCI_X_STATUS_COMPLEX 0x00100000 /* Device Complexity */ |
| 371 | #define PCI_X_STATUS_MAX_READ 0x00600000 /* Designed Max Memory Read Count */ |
| 372 | #define PCI_X_STATUS_MAX_SPLIT 0x03800000 /* Designed Max Outstanding Split Transactions */ |
| 373 | #define PCI_X_STATUS_MAX_CUM 0x1c000000 /* Designed Max Cumulative Read Size */ |
| 374 | #define PCI_X_STATUS_SPL_ERR 0x20000000 /* Rcvd Split Completion Error Msg */ |
| 375 | #define PCI_X_STATUS_266MHZ 0x40000000 /* 266 MHz capable */ |
| 376 | #define PCI_X_STATUS_533MHZ 0x80000000 /* 533 MHz capable */ |
| 377 | |
Gabe Black | bc577d2 | 2009-10-06 10:45:19 -0500 | [diff] [blame] | 378 | /* PCI Bridge Subsystem ID registers */ |
| 379 | |
| 380 | #define PCI_SSVID_VENDOR_ID 4 /* PCI-Bridge subsystem vendor id register */ |
| 381 | #define PCI_SSVID_DEVICE_ID 6 /* PCI-Bridge subsystem device id register */ |
| 382 | |
Greg Kroah-Hartman | 4352dfd | 2005-07-28 11:37:33 -0700 | [diff] [blame] | 383 | /* PCI Express capability registers */ |
| 384 | |
| 385 | #define PCI_EXP_FLAGS 2 /* Capabilities register */ |
| 386 | #define PCI_EXP_FLAGS_VERS 0x000f /* Capability version */ |
| 387 | #define PCI_EXP_FLAGS_TYPE 0x00f0 /* Device/Port type */ |
| 388 | #define PCI_EXP_TYPE_ENDPOINT 0x0 /* Express Endpoint */ |
| 389 | #define PCI_EXP_TYPE_LEG_END 0x1 /* Legacy Endpoint */ |
| 390 | #define PCI_EXP_TYPE_ROOT_PORT 0x4 /* Root Port */ |
| 391 | #define PCI_EXP_TYPE_UPSTREAM 0x5 /* Upstream Port */ |
| 392 | #define PCI_EXP_TYPE_DOWNSTREAM 0x6 /* Downstream Port */ |
| 393 | #define PCI_EXP_TYPE_PCI_BRIDGE 0x7 /* PCI/PCI-X Bridge */ |
Yu Zhao | d1b054d | 2009-03-20 11:25:11 +0800 | [diff] [blame] | 394 | #define PCI_EXP_TYPE_RC_END 0x9 /* Root Complex Integrated Endpoint */ |
Yu Zhao | 1b6b8ce | 2009-04-09 14:57:39 +0800 | [diff] [blame] | 395 | #define PCI_EXP_TYPE_RC_EC 0x10 /* Root Complex Event Collector */ |
Greg Kroah-Hartman | 4352dfd | 2005-07-28 11:37:33 -0700 | [diff] [blame] | 396 | #define PCI_EXP_FLAGS_SLOT 0x0100 /* Slot implemented */ |
| 397 | #define PCI_EXP_FLAGS_IRQ 0x3e00 /* Interrupt message number */ |
| 398 | #define PCI_EXP_DEVCAP 4 /* Device capabilities */ |
| 399 | #define PCI_EXP_DEVCAP_PAYLOAD 0x07 /* Max_Payload_Size */ |
| 400 | #define PCI_EXP_DEVCAP_PHANTOM 0x18 /* Phantom functions */ |
| 401 | #define PCI_EXP_DEVCAP_EXT_TAG 0x20 /* Extended tags */ |
| 402 | #define PCI_EXP_DEVCAP_L0S 0x1c0 /* L0s Acceptable Latency */ |
| 403 | #define PCI_EXP_DEVCAP_L1 0xe00 /* L1 Acceptable Latency */ |
| 404 | #define PCI_EXP_DEVCAP_ATN_BUT 0x1000 /* Attention Button Present */ |
| 405 | #define PCI_EXP_DEVCAP_ATN_IND 0x2000 /* Attention Indicator Present */ |
| 406 | #define PCI_EXP_DEVCAP_PWR_IND 0x4000 /* Power Indicator Present */ |
Shaohua Li | 149e163 | 2008-07-23 10:32:31 +0800 | [diff] [blame] | 407 | #define PCI_EXP_DEVCAP_RBER 0x8000 /* Role-Based Error Reporting */ |
Greg Kroah-Hartman | 4352dfd | 2005-07-28 11:37:33 -0700 | [diff] [blame] | 408 | #define PCI_EXP_DEVCAP_PWR_VAL 0x3fc0000 /* Slot Power Limit Value */ |
| 409 | #define PCI_EXP_DEVCAP_PWR_SCL 0xc000000 /* Slot Power Limit Scale */ |
Sheng Yang | 8dd7f80 | 2008-10-21 17:38:25 +0800 | [diff] [blame] | 410 | #define PCI_EXP_DEVCAP_FLR 0x10000000 /* Function Level Reset */ |
Greg Kroah-Hartman | 4352dfd | 2005-07-28 11:37:33 -0700 | [diff] [blame] | 411 | #define PCI_EXP_DEVCTL 8 /* Device Control */ |
| 412 | #define PCI_EXP_DEVCTL_CERE 0x0001 /* Correctable Error Reporting En. */ |
| 413 | #define PCI_EXP_DEVCTL_NFERE 0x0002 /* Non-Fatal Error Reporting Enable */ |
| 414 | #define PCI_EXP_DEVCTL_FERE 0x0004 /* Fatal Error Reporting Enable */ |
| 415 | #define PCI_EXP_DEVCTL_URRE 0x0008 /* Unsupported Request Reporting En. */ |
| 416 | #define PCI_EXP_DEVCTL_RELAX_EN 0x0010 /* Enable relaxed ordering */ |
| 417 | #define PCI_EXP_DEVCTL_PAYLOAD 0x00e0 /* Max_Payload_Size */ |
| 418 | #define PCI_EXP_DEVCTL_EXT_TAG 0x0100 /* Extended Tag Field Enable */ |
| 419 | #define PCI_EXP_DEVCTL_PHANTOM 0x0200 /* Phantom Functions Enable */ |
| 420 | #define PCI_EXP_DEVCTL_AUX_PME 0x0400 /* Auxiliary Power PM Enable */ |
| 421 | #define PCI_EXP_DEVCTL_NOSNOOP_EN 0x0800 /* Enable No Snoop */ |
| 422 | #define PCI_EXP_DEVCTL_READRQ 0x7000 /* Max_Read_Request_Size */ |
Sheng Yang | 8dd7f80 | 2008-10-21 17:38:25 +0800 | [diff] [blame] | 423 | #define PCI_EXP_DEVCTL_BCR_FLR 0x8000 /* Bridge Configuration Retry / FLR */ |
Greg Kroah-Hartman | 4352dfd | 2005-07-28 11:37:33 -0700 | [diff] [blame] | 424 | #define PCI_EXP_DEVSTA 10 /* Device Status */ |
| 425 | #define PCI_EXP_DEVSTA_CED 0x01 /* Correctable Error Detected */ |
| 426 | #define PCI_EXP_DEVSTA_NFED 0x02 /* Non-Fatal Error Detected */ |
| 427 | #define PCI_EXP_DEVSTA_FED 0x04 /* Fatal Error Detected */ |
| 428 | #define PCI_EXP_DEVSTA_URD 0x08 /* Unsupported Request Detected */ |
| 429 | #define PCI_EXP_DEVSTA_AUXPD 0x10 /* AUX Power Detected */ |
| 430 | #define PCI_EXP_DEVSTA_TRPND 0x20 /* Transactions Pending */ |
| 431 | #define PCI_EXP_LNKCAP 12 /* Link Capabilities */ |
Kenji Kaneshige | 322162a | 2008-12-19 15:19:02 +0900 | [diff] [blame] | 432 | #define PCI_EXP_LNKCAP_SLS 0x0000000f /* Supported Link Speeds */ |
| 433 | #define PCI_EXP_LNKCAP_MLW 0x000003f0 /* Maximum Link Width */ |
| 434 | #define PCI_EXP_LNKCAP_ASPMS 0x00000c00 /* ASPM Support */ |
| 435 | #define PCI_EXP_LNKCAP_L0SEL 0x00007000 /* L0s Exit Latency */ |
| 436 | #define PCI_EXP_LNKCAP_L1EL 0x00038000 /* L1 Exit Latency */ |
| 437 | #define PCI_EXP_LNKCAP_CLKPM 0x00040000 /* L1 Clock Power Management */ |
Lucas De Marchi | 25985ed | 2011-03-30 22:57:33 -0300 | [diff] [blame] | 438 | #define PCI_EXP_LNKCAP_SDERC 0x00080000 /* Surprise Down Error Reporting Capable */ |
Kenji Kaneshige | 322162a | 2008-12-19 15:19:02 +0900 | [diff] [blame] | 439 | #define PCI_EXP_LNKCAP_DLLLARC 0x00100000 /* Data Link Layer Link Active Reporting Capable */ |
| 440 | #define PCI_EXP_LNKCAP_LBNC 0x00200000 /* Link Bandwidth Notification Capability */ |
| 441 | #define PCI_EXP_LNKCAP_PN 0xff000000 /* Port Number */ |
Greg Kroah-Hartman | 4352dfd | 2005-07-28 11:37:33 -0700 | [diff] [blame] | 442 | #define PCI_EXP_LNKCTL 16 /* Link Control */ |
Kenji Kaneshige | 322162a | 2008-12-19 15:19:02 +0900 | [diff] [blame] | 443 | #define PCI_EXP_LNKCTL_ASPMC 0x0003 /* ASPM Control */ |
| 444 | #define PCI_EXP_LNKCTL_RCB 0x0008 /* Read Completion Boundary */ |
| 445 | #define PCI_EXP_LNKCTL_LD 0x0010 /* Link Disable */ |
| 446 | #define PCI_EXP_LNKCTL_RL 0x0020 /* Retrain Link */ |
| 447 | #define PCI_EXP_LNKCTL_CCC 0x0040 /* Common Clock Configuration */ |
| 448 | #define PCI_EXP_LNKCTL_ES 0x0080 /* Extended Synch */ |
Michael Chan | c7835a7 | 2006-11-15 21:14:42 -0800 | [diff] [blame] | 449 | #define PCI_EXP_LNKCTL_CLKREQ_EN 0x100 /* Enable clkreq */ |
Kenji Kaneshige | 322162a | 2008-12-19 15:19:02 +0900 | [diff] [blame] | 450 | #define PCI_EXP_LNKCTL_HAWD 0x0200 /* Hardware Autonomous Width Disable */ |
| 451 | #define PCI_EXP_LNKCTL_LBMIE 0x0400 /* Link Bandwidth Management Interrupt Enable */ |
| 452 | #define PCI_EXP_LNKCTL_LABIE 0x0800 /* Lnk Autonomous Bandwidth Interrupt Enable */ |
Greg Kroah-Hartman | 4352dfd | 2005-07-28 11:37:33 -0700 | [diff] [blame] | 453 | #define PCI_EXP_LNKSTA 18 /* Link Status */ |
Kenji Kaneshige | 322162a | 2008-12-19 15:19:02 +0900 | [diff] [blame] | 454 | #define PCI_EXP_LNKSTA_CLS 0x000f /* Current Link Speed */ |
Alexander Duyck | ff846f5 | 2010-04-27 01:02:40 +0000 | [diff] [blame] | 455 | #define PCI_EXP_LNKSTA_CLS_2_5GB 0x01 /* Current Link Speed 2.5GT/s */ |
| 456 | #define PCI_EXP_LNKSTA_CLS_5_0GB 0x02 /* Current Link Speed 5.0GT/s */ |
Kenji Kaneshige | 322162a | 2008-12-19 15:19:02 +0900 | [diff] [blame] | 457 | #define PCI_EXP_LNKSTA_NLW 0x03f0 /* Nogotiated Link Width */ |
Alexander Duyck | ff846f5 | 2010-04-27 01:02:40 +0000 | [diff] [blame] | 458 | #define PCI_EXP_LNKSTA_NLW_SHIFT 4 /* start of NLW mask in link status */ |
Kenji Kaneshige | 322162a | 2008-12-19 15:19:02 +0900 | [diff] [blame] | 459 | #define PCI_EXP_LNKSTA_LT 0x0800 /* Link Training */ |
Shaohua Li | 7d715a6 | 2008-02-25 09:46:41 +0800 | [diff] [blame] | 460 | #define PCI_EXP_LNKSTA_SLC 0x1000 /* Slot Clock Configuration */ |
Kenji Kaneshige | 322162a | 2008-12-19 15:19:02 +0900 | [diff] [blame] | 461 | #define PCI_EXP_LNKSTA_DLLLA 0x2000 /* Data Link Layer Link Active */ |
| 462 | #define PCI_EXP_LNKSTA_LBMS 0x4000 /* Link Bandwidth Management Status */ |
| 463 | #define PCI_EXP_LNKSTA_LABS 0x8000 /* Link Autonomous Bandwidth Status */ |
Greg Kroah-Hartman | 4352dfd | 2005-07-28 11:37:33 -0700 | [diff] [blame] | 464 | #define PCI_EXP_SLTCAP 20 /* Slot Capabilities */ |
Kenji Kaneshige | 322162a | 2008-12-19 15:19:02 +0900 | [diff] [blame] | 465 | #define PCI_EXP_SLTCAP_ABP 0x00000001 /* Attention Button Present */ |
| 466 | #define PCI_EXP_SLTCAP_PCP 0x00000002 /* Power Controller Present */ |
| 467 | #define PCI_EXP_SLTCAP_MRLSP 0x00000004 /* MRL Sensor Present */ |
| 468 | #define PCI_EXP_SLTCAP_AIP 0x00000008 /* Attention Indicator Present */ |
| 469 | #define PCI_EXP_SLTCAP_PIP 0x00000010 /* Power Indicator Present */ |
| 470 | #define PCI_EXP_SLTCAP_HPS 0x00000020 /* Hot-Plug Surprise */ |
| 471 | #define PCI_EXP_SLTCAP_HPC 0x00000040 /* Hot-Plug Capable */ |
| 472 | #define PCI_EXP_SLTCAP_SPLV 0x00007f80 /* Slot Power Limit Value */ |
| 473 | #define PCI_EXP_SLTCAP_SPLS 0x00018000 /* Slot Power Limit Scale */ |
| 474 | #define PCI_EXP_SLTCAP_EIP 0x00020000 /* Electromechanical Interlock Present */ |
| 475 | #define PCI_EXP_SLTCAP_NCCS 0x00040000 /* No Command Completed Support */ |
| 476 | #define PCI_EXP_SLTCAP_PSN 0xfff80000 /* Physical Slot Number */ |
Greg Kroah-Hartman | 4352dfd | 2005-07-28 11:37:33 -0700 | [diff] [blame] | 477 | #define PCI_EXP_SLTCTL 24 /* Slot Control */ |
Kenji Kaneshige | 322162a | 2008-12-19 15:19:02 +0900 | [diff] [blame] | 478 | #define PCI_EXP_SLTCTL_ABPE 0x0001 /* Attention Button Pressed Enable */ |
| 479 | #define PCI_EXP_SLTCTL_PFDE 0x0002 /* Power Fault Detected Enable */ |
| 480 | #define PCI_EXP_SLTCTL_MRLSCE 0x0004 /* MRL Sensor Changed Enable */ |
| 481 | #define PCI_EXP_SLTCTL_PDCE 0x0008 /* Presence Detect Changed Enable */ |
| 482 | #define PCI_EXP_SLTCTL_CCIE 0x0010 /* Command Completed Interrupt Enable */ |
| 483 | #define PCI_EXP_SLTCTL_HPIE 0x0020 /* Hot-Plug Interrupt Enable */ |
| 484 | #define PCI_EXP_SLTCTL_AIC 0x00c0 /* Attention Indicator Control */ |
| 485 | #define PCI_EXP_SLTCTL_PIC 0x0300 /* Power Indicator Control */ |
| 486 | #define PCI_EXP_SLTCTL_PCC 0x0400 /* Power Controller Control */ |
| 487 | #define PCI_EXP_SLTCTL_EIC 0x0800 /* Electromechanical Interlock Control */ |
| 488 | #define PCI_EXP_SLTCTL_DLLSCE 0x1000 /* Data Link Layer State Changed Enable */ |
Greg Kroah-Hartman | 4352dfd | 2005-07-28 11:37:33 -0700 | [diff] [blame] | 489 | #define PCI_EXP_SLTSTA 26 /* Slot Status */ |
Kenji Kaneshige | 322162a | 2008-12-19 15:19:02 +0900 | [diff] [blame] | 490 | #define PCI_EXP_SLTSTA_ABP 0x0001 /* Attention Button Pressed */ |
| 491 | #define PCI_EXP_SLTSTA_PFD 0x0002 /* Power Fault Detected */ |
| 492 | #define PCI_EXP_SLTSTA_MRLSC 0x0004 /* MRL Sensor Changed */ |
| 493 | #define PCI_EXP_SLTSTA_PDC 0x0008 /* Presence Detect Changed */ |
| 494 | #define PCI_EXP_SLTSTA_CC 0x0010 /* Command Completed */ |
| 495 | #define PCI_EXP_SLTSTA_MRLSS 0x0020 /* MRL Sensor State */ |
| 496 | #define PCI_EXP_SLTSTA_PDS 0x0040 /* Presence Detect State */ |
| 497 | #define PCI_EXP_SLTSTA_EIS 0x0080 /* Electromechanical Interlock Status */ |
| 498 | #define PCI_EXP_SLTSTA_DLLSC 0x0100 /* Data Link Layer State Changed */ |
Greg Kroah-Hartman | 4352dfd | 2005-07-28 11:37:33 -0700 | [diff] [blame] | 499 | #define PCI_EXP_RTCTL 28 /* Root Control */ |
| 500 | #define PCI_EXP_RTCTL_SECEE 0x01 /* System Error on Correctable Error */ |
| 501 | #define PCI_EXP_RTCTL_SENFEE 0x02 /* System Error on Non-Fatal Error */ |
| 502 | #define PCI_EXP_RTCTL_SEFEE 0x04 /* System Error on Fatal Error */ |
| 503 | #define PCI_EXP_RTCTL_PMEIE 0x08 /* PME Interrupt Enable */ |
| 504 | #define PCI_EXP_RTCTL_CRSSVE 0x10 /* CRS Software Visibility Enable */ |
| 505 | #define PCI_EXP_RTCAP 30 /* Root Capabilities */ |
| 506 | #define PCI_EXP_RTSTA 32 /* Root Status */ |
Rafael J. Wysocki | fe31e69 | 2010-12-19 15:57:16 +0100 | [diff] [blame] | 507 | #define PCI_EXP_RTSTA_PME 0x10000 /* PME status */ |
| 508 | #define PCI_EXP_RTSTA_PENDING 0x20000 /* PME pending */ |
Yu Zhao | 58c3a72 | 2008-10-14 14:02:53 +0800 | [diff] [blame] | 509 | #define PCI_EXP_DEVCAP2 36 /* Device Capabilities 2 */ |
| 510 | #define PCI_EXP_DEVCAP2_ARI 0x20 /* Alternative Routing-ID */ |
Jesse Barnes | 51c2e0a | 2011-01-14 08:53:04 -0800 | [diff] [blame] | 511 | #define PCI_EXP_DEVCAP2_LTR 0x800 /* Latency tolerance reporting */ |
Jesse Barnes | 48a92a8 | 2011-01-10 12:46:36 -0800 | [diff] [blame] | 512 | #define PCI_EXP_OBFF_MASK 0xc0000 /* OBFF support mechanism */ |
| 513 | #define PCI_EXP_OBFF_MSG 0x40000 /* New message signaling */ |
| 514 | #define PCI_EXP_OBFF_WAKE 0x80000 /* Re-use WAKE# for OBFF */ |
Yu Zhao | 58c3a72 | 2008-10-14 14:02:53 +0800 | [diff] [blame] | 515 | #define PCI_EXP_DEVCTL2 40 /* Device Control 2 */ |
| 516 | #define PCI_EXP_DEVCTL2_ARI 0x20 /* Alternative Routing-ID */ |
Jesse Barnes | b48d442 | 2010-10-19 13:07:57 -0700 | [diff] [blame] | 517 | #define PCI_EXP_IDO_REQ_EN 0x100 /* ID-based ordering request enable */ |
| 518 | #define PCI_EXP_IDO_CMP_EN 0x200 /* ID-based ordering completion enable */ |
Jesse Barnes | 51c2e0a | 2011-01-14 08:53:04 -0800 | [diff] [blame] | 519 | #define PCI_EXP_LTR_EN 0x400 /* Latency tolerance reporting */ |
Jesse Barnes | 48a92a8 | 2011-01-10 12:46:36 -0800 | [diff] [blame] | 520 | #define PCI_EXP_OBFF_MSGA_EN 0x2000 /* OBFF enable with Message type A */ |
| 521 | #define PCI_EXP_OBFF_MSGB_EN 0x4000 /* OBFF enable with Message type B */ |
| 522 | #define PCI_EXP_OBFF_WAKE_EN 0x6000 /* OBFF using WAKE# signaling */ |
Yu Zhao | 8985851 | 2009-02-16 02:55:47 +0800 | [diff] [blame] | 523 | #define PCI_EXP_LNKCTL2 48 /* Link Control 2 */ |
| 524 | #define PCI_EXP_SLTCTL2 56 /* Slot Control 2 */ |
Greg Kroah-Hartman | 4352dfd | 2005-07-28 11:37:33 -0700 | [diff] [blame] | 525 | |
| 526 | /* Extended Capabilities (PCI-X 2.0 and Express) */ |
| 527 | #define PCI_EXT_CAP_ID(header) (header & 0x0000ffff) |
| 528 | #define PCI_EXT_CAP_VER(header) ((header >> 16) & 0xf) |
| 529 | #define PCI_EXT_CAP_NEXT(header) ((header >> 20) & 0xffc) |
| 530 | |
| 531 | #define PCI_EXT_CAP_ID_ERR 1 |
| 532 | #define PCI_EXT_CAP_ID_VC 2 |
| 533 | #define PCI_EXT_CAP_ID_DSN 3 |
| 534 | #define PCI_EXT_CAP_ID_PWR 4 |
Jesse Barnes | a712ffb | 2010-02-04 10:59:27 -0800 | [diff] [blame] | 535 | #define PCI_EXT_CAP_ID_VNDR 11 |
Allen Kay | ae21ee6 | 2009-10-07 10:27:17 -0700 | [diff] [blame] | 536 | #define PCI_EXT_CAP_ID_ACS 13 |
Yu Zhao | 58c3a72 | 2008-10-14 14:02:53 +0800 | [diff] [blame] | 537 | #define PCI_EXT_CAP_ID_ARI 14 |
Yu Zhao | 302b421 | 2009-05-18 13:51:32 +0800 | [diff] [blame] | 538 | #define PCI_EXT_CAP_ID_ATS 15 |
Yu Zhao | d1b054d | 2009-03-20 11:25:11 +0800 | [diff] [blame] | 539 | #define PCI_EXT_CAP_ID_SRIOV 16 |
Jesse Barnes | 51c2e0a | 2011-01-14 08:53:04 -0800 | [diff] [blame] | 540 | #define PCI_EXT_CAP_ID_LTR 24 |
Greg Kroah-Hartman | 4352dfd | 2005-07-28 11:37:33 -0700 | [diff] [blame] | 541 | |
| 542 | /* Advanced Error Reporting */ |
| 543 | #define PCI_ERR_UNCOR_STATUS 4 /* Uncorrectable Error Status */ |
| 544 | #define PCI_ERR_UNC_TRAIN 0x00000001 /* Training */ |
| 545 | #define PCI_ERR_UNC_DLP 0x00000010 /* Data Link Protocol */ |
| 546 | #define PCI_ERR_UNC_POISON_TLP 0x00001000 /* Poisoned TLP */ |
| 547 | #define PCI_ERR_UNC_FCP 0x00002000 /* Flow Control Protocol */ |
| 548 | #define PCI_ERR_UNC_COMP_TIME 0x00004000 /* Completion Timeout */ |
| 549 | #define PCI_ERR_UNC_COMP_ABORT 0x00008000 /* Completer Abort */ |
| 550 | #define PCI_ERR_UNC_UNX_COMP 0x00010000 /* Unexpected Completion */ |
| 551 | #define PCI_ERR_UNC_RX_OVER 0x00020000 /* Receiver Overflow */ |
| 552 | #define PCI_ERR_UNC_MALF_TLP 0x00040000 /* Malformed TLP */ |
| 553 | #define PCI_ERR_UNC_ECRC 0x00080000 /* ECRC Error Status */ |
| 554 | #define PCI_ERR_UNC_UNSUP 0x00100000 /* Unsupported Request */ |
| 555 | #define PCI_ERR_UNCOR_MASK 8 /* Uncorrectable Error Mask */ |
| 556 | /* Same bits as above */ |
| 557 | #define PCI_ERR_UNCOR_SEVER 12 /* Uncorrectable Error Severity */ |
| 558 | /* Same bits as above */ |
| 559 | #define PCI_ERR_COR_STATUS 16 /* Correctable Error Status */ |
| 560 | #define PCI_ERR_COR_RCVR 0x00000001 /* Receiver Error Status */ |
| 561 | #define PCI_ERR_COR_BAD_TLP 0x00000040 /* Bad TLP Status */ |
| 562 | #define PCI_ERR_COR_BAD_DLLP 0x00000080 /* Bad DLLP Status */ |
| 563 | #define PCI_ERR_COR_REP_ROLL 0x00000100 /* REPLAY_NUM Rollover */ |
| 564 | #define PCI_ERR_COR_REP_TIMER 0x00001000 /* Replay Timer Timeout */ |
| 565 | #define PCI_ERR_COR_MASK 20 /* Correctable Error Mask */ |
| 566 | /* Same bits as above */ |
| 567 | #define PCI_ERR_CAP 24 /* Advanced Error Capabilities */ |
| 568 | #define PCI_ERR_CAP_FEP(x) ((x) & 31) /* First Error Pointer */ |
| 569 | #define PCI_ERR_CAP_ECRC_GENC 0x00000020 /* ECRC Generation Capable */ |
| 570 | #define PCI_ERR_CAP_ECRC_GENE 0x00000040 /* ECRC Generation Enable */ |
| 571 | #define PCI_ERR_CAP_ECRC_CHKC 0x00000080 /* ECRC Check Capable */ |
| 572 | #define PCI_ERR_CAP_ECRC_CHKE 0x00000100 /* ECRC Check Enable */ |
| 573 | #define PCI_ERR_HEADER_LOG 28 /* Header Log Register (16 bytes) */ |
| 574 | #define PCI_ERR_ROOT_COMMAND 44 /* Root Error Command */ |
Zhang, Yanmin | 6f0312f | 2006-07-12 09:41:47 +0800 | [diff] [blame] | 575 | /* Correctable Err Reporting Enable */ |
| 576 | #define PCI_ERR_ROOT_CMD_COR_EN 0x00000001 |
| 577 | /* Non-fatal Err Reporting Enable */ |
| 578 | #define PCI_ERR_ROOT_CMD_NONFATAL_EN 0x00000002 |
| 579 | /* Fatal Err Reporting Enable */ |
| 580 | #define PCI_ERR_ROOT_CMD_FATAL_EN 0x00000004 |
Greg Kroah-Hartman | 4352dfd | 2005-07-28 11:37:33 -0700 | [diff] [blame] | 581 | #define PCI_ERR_ROOT_STATUS 48 |
Zhang, Yanmin | 6f0312f | 2006-07-12 09:41:47 +0800 | [diff] [blame] | 582 | #define PCI_ERR_ROOT_COR_RCV 0x00000001 /* ERR_COR Received */ |
| 583 | /* Multi ERR_COR Received */ |
| 584 | #define PCI_ERR_ROOT_MULTI_COR_RCV 0x00000002 |
| 585 | /* ERR_FATAL/NONFATAL Recevied */ |
| 586 | #define PCI_ERR_ROOT_UNCOR_RCV 0x00000004 |
| 587 | /* Multi ERR_FATAL/NONFATAL Recevied */ |
| 588 | #define PCI_ERR_ROOT_MULTI_UNCOR_RCV 0x00000008 |
| 589 | #define PCI_ERR_ROOT_FIRST_FATAL 0x00000010 /* First Fatal */ |
| 590 | #define PCI_ERR_ROOT_NONFATAL_RCV 0x00000020 /* Non-Fatal Received */ |
| 591 | #define PCI_ERR_ROOT_FATAL_RCV 0x00000040 /* Fatal Received */ |
Hidetoshi Seto | f647a44 | 2010-04-15 13:17:33 +0900 | [diff] [blame] | 592 | #define PCI_ERR_ROOT_ERR_SRC 52 /* Error Source Identification */ |
Greg Kroah-Hartman | 4352dfd | 2005-07-28 11:37:33 -0700 | [diff] [blame] | 593 | |
| 594 | /* Virtual Channel */ |
| 595 | #define PCI_VC_PORT_REG1 4 |
| 596 | #define PCI_VC_PORT_REG2 8 |
| 597 | #define PCI_VC_PORT_CTRL 12 |
| 598 | #define PCI_VC_PORT_STATUS 14 |
| 599 | #define PCI_VC_RES_CAP 16 |
| 600 | #define PCI_VC_RES_CTRL 20 |
| 601 | #define PCI_VC_RES_STATUS 26 |
| 602 | |
| 603 | /* Power Budgeting */ |
| 604 | #define PCI_PWR_DSR 4 /* Data Select Register */ |
| 605 | #define PCI_PWR_DATA 8 /* Data Register */ |
| 606 | #define PCI_PWR_DATA_BASE(x) ((x) & 0xff) /* Base Power */ |
| 607 | #define PCI_PWR_DATA_SCALE(x) (((x) >> 8) & 3) /* Data Scale */ |
| 608 | #define PCI_PWR_DATA_PM_SUB(x) (((x) >> 10) & 7) /* PM Sub State */ |
| 609 | #define PCI_PWR_DATA_PM_STATE(x) (((x) >> 13) & 3) /* PM State */ |
| 610 | #define PCI_PWR_DATA_TYPE(x) (((x) >> 15) & 7) /* Type */ |
| 611 | #define PCI_PWR_DATA_RAIL(x) (((x) >> 18) & 7) /* Power Rail */ |
| 612 | #define PCI_PWR_CAP 12 /* Capability */ |
| 613 | #define PCI_PWR_CAP_BUDGET(x) ((x) & 1) /* Included in system budget */ |
| 614 | |
Michael Ellerman | 687d5fe | 2006-11-22 18:26:18 +1100 | [diff] [blame] | 615 | /* |
| 616 | * Hypertransport sub capability types |
| 617 | * |
| 618 | * Unfortunately there are both 3 bit and 5 bit capability types defined |
| 619 | * in the HT spec, catering for that is a little messy. You probably don't |
| 620 | * want to use these directly, just use pci_find_ht_capability() and it |
| 621 | * will do the right thing for you. |
| 622 | */ |
| 623 | #define HT_3BIT_CAP_MASK 0xE0 |
Eric W. Biederman | e78d016 | 2006-10-04 02:16:54 -0700 | [diff] [blame] | 624 | #define HT_CAPTYPE_SLAVE 0x00 /* Slave/Primary link configuration */ |
| 625 | #define HT_CAPTYPE_HOST 0x20 /* Host/Secondary link configuration */ |
Michael Ellerman | 687d5fe | 2006-11-22 18:26:18 +1100 | [diff] [blame] | 626 | |
| 627 | #define HT_5BIT_CAP_MASK 0xF8 |
Eric W. Biederman | e78d016 | 2006-10-04 02:16:54 -0700 | [diff] [blame] | 628 | #define HT_CAPTYPE_IRQ 0x80 /* IRQ Configuration */ |
| 629 | #define HT_CAPTYPE_REMAPPING_40 0xA0 /* 40 bit address remapping */ |
| 630 | #define HT_CAPTYPE_REMAPPING_64 0xA2 /* 64 bit address remapping */ |
| 631 | #define HT_CAPTYPE_UNITID_CLUMP 0x90 /* Unit ID clumping */ |
| 632 | #define HT_CAPTYPE_EXTCONF 0x98 /* Extended Configuration Space Access */ |
| 633 | #define HT_CAPTYPE_MSI_MAPPING 0xA8 /* MSI Mapping Capability */ |
Michael Ellerman | d010b51 | 2006-11-22 18:26:20 +1100 | [diff] [blame] | 634 | #define HT_MSI_FLAGS 0x02 /* Offset to flags */ |
| 635 | #define HT_MSI_FLAGS_ENABLE 0x1 /* Mapping enable */ |
| 636 | #define HT_MSI_FLAGS_FIXED 0x2 /* Fixed mapping only */ |
| 637 | #define HT_MSI_FIXED_ADDR 0x00000000FEE00000ULL /* Fixed addr */ |
| 638 | #define HT_MSI_ADDR_LO 0x04 /* Offset to low addr bits */ |
| 639 | #define HT_MSI_ADDR_LO_MASK 0xFFF00000 /* Low address bit mask */ |
| 640 | #define HT_MSI_ADDR_HI 0x08 /* Offset to high addr bits */ |
Eric W. Biederman | e78d016 | 2006-10-04 02:16:54 -0700 | [diff] [blame] | 641 | #define HT_CAPTYPE_DIRECT_ROUTE 0xB0 /* Direct routing configuration */ |
| 642 | #define HT_CAPTYPE_VCSET 0xB8 /* Virtual Channel configuration */ |
| 643 | #define HT_CAPTYPE_ERROR_RETRY 0xC0 /* Retry on error configuration */ |
| 644 | #define HT_CAPTYPE_GEN3 0xD0 /* Generation 3 hypertransport configuration */ |
| 645 | #define HT_CAPTYPE_PM 0xE0 /* Hypertransport powermanagement configuration */ |
| 646 | |
Yu Zhao | 58c3a72 | 2008-10-14 14:02:53 +0800 | [diff] [blame] | 647 | /* Alternative Routing-ID Interpretation */ |
| 648 | #define PCI_ARI_CAP 0x04 /* ARI Capability Register */ |
| 649 | #define PCI_ARI_CAP_MFVC 0x0001 /* MFVC Function Groups Capability */ |
| 650 | #define PCI_ARI_CAP_ACS 0x0002 /* ACS Function Groups Capability */ |
| 651 | #define PCI_ARI_CAP_NFN(x) (((x) >> 8) & 0xff) /* Next Function Number */ |
| 652 | #define PCI_ARI_CTRL 0x06 /* ARI Control Register */ |
| 653 | #define PCI_ARI_CTRL_MFVC 0x0001 /* MFVC Function Groups Enable */ |
| 654 | #define PCI_ARI_CTRL_ACS 0x0002 /* ACS Function Groups Enable */ |
| 655 | #define PCI_ARI_CTRL_FG(x) (((x) >> 4) & 7) /* Function Group */ |
Eric W. Biederman | e78d016 | 2006-10-04 02:16:54 -0700 | [diff] [blame] | 656 | |
Yu Zhao | 302b421 | 2009-05-18 13:51:32 +0800 | [diff] [blame] | 657 | /* Address Translation Service */ |
| 658 | #define PCI_ATS_CAP 0x04 /* ATS Capability Register */ |
| 659 | #define PCI_ATS_CAP_QDEP(x) ((x) & 0x1f) /* Invalidate Queue Depth */ |
| 660 | #define PCI_ATS_MAX_QDEP 32 /* Max Invalidate Queue Depth */ |
| 661 | #define PCI_ATS_CTRL 0x06 /* ATS Control Register */ |
| 662 | #define PCI_ATS_CTRL_ENABLE 0x8000 /* ATS Enable */ |
| 663 | #define PCI_ATS_CTRL_STU(x) ((x) & 0x1f) /* Smallest Translation Unit */ |
| 664 | #define PCI_ATS_MIN_STU 12 /* shift of minimum STU block */ |
| 665 | |
Joerg Roedel | c320b97 | 2011-09-27 15:57:15 +0200 | [diff] [blame] | 666 | /* Page Request Interface */ |
| 667 | #define PCI_PRI_CAP 0x13 /* PRI capability ID */ |
| 668 | #define PCI_PRI_CONTROL_OFF 0x04 /* Offset of control register */ |
| 669 | #define PCI_PRI_STATUS_OFF 0x06 /* Offset of status register */ |
| 670 | #define PCI_PRI_ENABLE 0x0001 /* Enable mask */ |
| 671 | #define PCI_PRI_RESET 0x0002 /* Reset bit mask */ |
| 672 | #define PCI_PRI_STATUS_RF 0x0001 /* Request Failure */ |
| 673 | #define PCI_PRI_STATUS_UPRGI 0x0002 /* Unexpected PRG index */ |
| 674 | #define PCI_PRI_STATUS_STOPPED 0x0100 /* PRI Stopped */ |
| 675 | #define PCI_PRI_MAX_REQ_OFF 0x08 /* Cap offset for max reqs supported */ |
| 676 | #define PCI_PRI_ALLOC_REQ_OFF 0x0c /* Cap offset for max reqs allowed */ |
| 677 | |
Joerg Roedel | 086ac11 | 2011-09-27 15:57:16 +0200 | [diff] [blame^] | 678 | /* PASID capability */ |
| 679 | #define PCI_PASID_CAP 0x1b /* PASID capability ID */ |
| 680 | #define PCI_PASID_CAP_OFF 0x04 /* PASID feature register */ |
| 681 | #define PCI_PASID_CONTROL_OFF 0x06 /* PASID control register */ |
| 682 | #define PCI_PASID_ENABLE 0x01 /* Enable/Supported bit */ |
| 683 | #define PCI_PASID_EXEC 0x02 /* Exec permissions Enable/Supported */ |
| 684 | #define PCI_PASID_PRIV 0x04 /* Priviledge Mode Enable/Support */ |
| 685 | |
Yu Zhao | d1b054d | 2009-03-20 11:25:11 +0800 | [diff] [blame] | 686 | /* Single Root I/O Virtualization */ |
| 687 | #define PCI_SRIOV_CAP 0x04 /* SR-IOV Capabilities */ |
| 688 | #define PCI_SRIOV_CAP_VFM 0x01 /* VF Migration Capable */ |
| 689 | #define PCI_SRIOV_CAP_INTR(x) ((x) >> 21) /* Interrupt Message Number */ |
| 690 | #define PCI_SRIOV_CTRL 0x08 /* SR-IOV Control */ |
| 691 | #define PCI_SRIOV_CTRL_VFE 0x01 /* VF Enable */ |
| 692 | #define PCI_SRIOV_CTRL_VFM 0x02 /* VF Migration Enable */ |
| 693 | #define PCI_SRIOV_CTRL_INTR 0x04 /* VF Migration Interrupt Enable */ |
| 694 | #define PCI_SRIOV_CTRL_MSE 0x08 /* VF Memory Space Enable */ |
| 695 | #define PCI_SRIOV_CTRL_ARI 0x10 /* ARI Capable Hierarchy */ |
| 696 | #define PCI_SRIOV_STATUS 0x0a /* SR-IOV Status */ |
| 697 | #define PCI_SRIOV_STATUS_VFM 0x01 /* VF Migration Status */ |
| 698 | #define PCI_SRIOV_INITIAL_VF 0x0c /* Initial VFs */ |
| 699 | #define PCI_SRIOV_TOTAL_VF 0x0e /* Total VFs */ |
| 700 | #define PCI_SRIOV_NUM_VF 0x10 /* Number of VFs */ |
| 701 | #define PCI_SRIOV_FUNC_LINK 0x12 /* Function Dependency Link */ |
| 702 | #define PCI_SRIOV_VF_OFFSET 0x14 /* First VF Offset */ |
| 703 | #define PCI_SRIOV_VF_STRIDE 0x16 /* Following VF Stride */ |
| 704 | #define PCI_SRIOV_VF_DID 0x1a /* VF Device ID */ |
| 705 | #define PCI_SRIOV_SUP_PGSIZE 0x1c /* Supported Page Sizes */ |
| 706 | #define PCI_SRIOV_SYS_PGSIZE 0x20 /* System Page Size */ |
| 707 | #define PCI_SRIOV_BAR 0x24 /* VF BAR0 */ |
| 708 | #define PCI_SRIOV_NUM_BARS 6 /* Number of VF BARs */ |
| 709 | #define PCI_SRIOV_VFM 0x3c /* VF Migration State Array Offset*/ |
| 710 | #define PCI_SRIOV_VFM_BIR(x) ((x) & 7) /* State BIR */ |
| 711 | #define PCI_SRIOV_VFM_OFFSET(x) ((x) & ~7) /* State Offset */ |
| 712 | #define PCI_SRIOV_VFM_UA 0x0 /* Inactive.Unavailable */ |
| 713 | #define PCI_SRIOV_VFM_MI 0x1 /* Dormant.MigrateIn */ |
| 714 | #define PCI_SRIOV_VFM_MO 0x2 /* Active.MigrateOut */ |
| 715 | #define PCI_SRIOV_VFM_AV 0x3 /* Active.Available */ |
| 716 | |
Jesse Barnes | 51c2e0a | 2011-01-14 08:53:04 -0800 | [diff] [blame] | 717 | #define PCI_LTR_MAX_SNOOP_LAT 0x4 |
| 718 | #define PCI_LTR_MAX_NOSNOOP_LAT 0x6 |
| 719 | #define PCI_LTR_VALUE_MASK 0x000003ff |
| 720 | #define PCI_LTR_SCALE_MASK 0x00001c00 |
| 721 | #define PCI_LTR_SCALE_SHIFT 10 |
| 722 | |
Allen Kay | ae21ee6 | 2009-10-07 10:27:17 -0700 | [diff] [blame] | 723 | /* Access Control Service */ |
| 724 | #define PCI_ACS_CAP 0x04 /* ACS Capability Register */ |
| 725 | #define PCI_ACS_SV 0x01 /* Source Validation */ |
| 726 | #define PCI_ACS_TB 0x02 /* Translation Blocking */ |
| 727 | #define PCI_ACS_RR 0x04 /* P2P Request Redirect */ |
| 728 | #define PCI_ACS_CR 0x08 /* P2P Completion Redirect */ |
| 729 | #define PCI_ACS_UF 0x10 /* Upstream Forwarding */ |
| 730 | #define PCI_ACS_EC 0x20 /* P2P Egress Control */ |
| 731 | #define PCI_ACS_DT 0x40 /* Direct Translated P2P */ |
| 732 | #define PCI_ACS_CTRL 0x06 /* ACS Control Register */ |
| 733 | #define PCI_ACS_EGRESS_CTL_V 0x08 /* ACS Egress Control Vector */ |
| 734 | |
Greg Kroah-Hartman | 4352dfd | 2005-07-28 11:37:33 -0700 | [diff] [blame] | 735 | #endif /* LINUX_PCI_REGS_H */ |