pcireg.h revision 169037
1/*- 2 * Copyright (c) 1997, Stefan Esser <se@freebsd.org> 3 * All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 8 * 1. Redistributions of source code must retain the above copyright 9 * notice unmodified, this list of conditions, and the following 10 * disclaimer. 11 * 2. Redistributions in binary form must reproduce the above copyright 12 * notice, this list of conditions and the following disclaimer in the 13 * documentation and/or other materials provided with the distribution. 14 * 15 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 16 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 17 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 18 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 19 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 20 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 21 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 22 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 23 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 24 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 25 * 26 * $FreeBSD: head/sys/dev/pci/pcireg.h 169037 2007-04-25 14:45:46Z jhb $ 27 * 28 */ 29 30/* 31 * PCIM_xxx: mask to locate subfield in register 32 * PCIR_xxx: config register offset 33 * PCIC_xxx: device class 34 * PCIS_xxx: device subclass 35 * PCIP_xxx: device programming interface 36 * PCIV_xxx: PCI vendor ID (only required to fixup ancient devices) 37 * PCID_xxx: device ID 38 * PCIY_xxx: capability identification number 39 */ 40 41/* some PCI bus constants */ 42 43#define PCI_BUSMAX 255 44#define PCI_SLOTMAX 31 45#define PCI_FUNCMAX 7 46#define PCI_REGMAX 255 47#define PCI_MAXHDRTYPE 2 48 49/* PCI config header registers for all devices */ 50 51#define PCIR_DEVVENDOR 0x00 52#define PCIR_VENDOR 0x00 53#define PCIR_DEVICE 0x02 54#define PCIR_COMMAND 0x04 55#define PCIM_CMD_PORTEN 0x0001 56#define PCIM_CMD_MEMEN 0x0002 57#define PCIM_CMD_BUSMASTEREN 0x0004 58#define PCIM_CMD_SPECIALEN 0x0008 59#define PCIM_CMD_MWRICEN 0x0010 60#define PCIM_CMD_PERRESPEN 0x0040 61#define PCIM_CMD_SERRESPEN 0x0100 62#define PCIM_CMD_BACKTOBACK 0x0200 63#define PCIR_STATUS 0x06 64#define PCIM_STATUS_CAPPRESENT 0x0010 65#define PCIM_STATUS_66CAPABLE 0x0020 66#define PCIM_STATUS_BACKTOBACK 0x0080 67#define PCIM_STATUS_PERRREPORT 0x0100 68#define PCIM_STATUS_SEL_FAST 0x0000 69#define PCIM_STATUS_SEL_MEDIMUM 0x0200 70#define PCIM_STATUS_SEL_SLOW 0x0400 71#define PCIM_STATUS_SEL_MASK 0x0600 72#define PCIM_STATUS_STABORT 0x0800 73#define PCIM_STATUS_RTABORT 0x1000 74#define PCIM_STATUS_RMABORT 0x2000 75#define PCIM_STATUS_SERR 0x4000 76#define PCIM_STATUS_PERR 0x8000 77#define PCIR_REVID 0x08 78#define PCIR_PROGIF 0x09 79#define PCIR_SUBCLASS 0x0a 80#define PCIR_CLASS 0x0b 81#define PCIR_CACHELNSZ 0x0c 82#define PCIR_LATTIMER 0x0d 83#define PCIR_HDRTYPE 0x0e 84#define PCIM_HDRTYPE 0x7f 85#define PCIM_HDRTYPE_NORMAL 0x00 86#define PCIM_HDRTYPE_BRIDGE 0x01 87#define PCIM_HDRTYPE_CARDBUS 0x02 88#define PCIM_MFDEV 0x80 89#define PCIR_BIST 0x0f 90 91/* Capability Register Offsets */ 92 93#define PCICAP_ID 0x0 94#define PCICAP_NEXTPTR 0x1 95 96/* Capability Identification Numbers */ 97 98#define PCIY_PMG 0x01 /* PCI Power Management */ 99#define PCIY_AGP 0x02 /* AGP */ 100#define PCIY_VPD 0x03 /* Vital Product Data */ 101#define PCIY_SLOTID 0x04 /* Slot Identification */ 102#define PCIY_MSI 0x05 /* Message Signaled Interrupts */ 103#define PCIY_CHSWP 0x06 /* CompactPCI Hot Swap */ 104#define PCIY_PCIX 0x07 /* PCI-X */ 105#define PCIY_HT 0x08 /* HyperTransport */ 106#define PCIY_VENDOR 0x09 /* Vendor Unique */ 107#define PCIY_DEBUG 0x0a /* Debug port */ 108#define PCIY_CRES 0x0b /* CompactPCI central resource control */ 109#define PCIY_HOTPLUG 0x0c /* PCI Hot-Plug */ 110#define PCIY_SUBVENDOR 0x0d /* PCI-PCI bridge subvendor ID */ 111#define PCIY_AGP8X 0x0e /* AGP 8x */ 112#define PCIY_SECDEV 0x0f /* Secure Device */ 113#define PCIY_EXPRESS 0x10 /* PCI Express */ 114#define PCIY_MSIX 0x11 /* MSI-X */ 115 116/* config registers for header type 0 devices */ 117 118#define PCIR_BARS 0x10 119#define PCIR_BAR(x) (PCIR_BARS + (x) * 4) 120#define PCI_RID2BAR(rid) (((rid)-PCIR_BARS)/4) 121#define PCI_BAR_IO(x) (((x) & PCIM_BAR_SPACE) == PCIM_BAR_IO_SPACE) 122#define PCI_BAR_MEM(x) (((x) & PCIM_BAR_SPACE) == PCIM_BAR_MEM_SPACE) 123#define PCIM_BAR_SPACE 0x00000001 124#define PCIM_BAR_MEM_SPACE 0 125#define PCIM_BAR_IO_SPACE 1 126#define PCIM_BAR_MEM_TYPE 0x00000006 127#define PCIM_BAR_MEM_32 0 128#define PCIM_BAR_MEM_1MB 2 /* Locate below 1MB in PCI <= 2.1 */ 129#define PCIM_BAR_MEM_64 4 130#define PCIM_BAR_MEM_PREFETCH 0x00000008 131#define PCIM_BAR_MEM_BASE 0xfffffff0 132#define PCIM_BAR_IO_RESERVED 0x00000002 133#define PCIM_BAR_IO_BASE 0xfffffffc 134#define PCIR_CIS 0x28 135#define PCIM_CIS_ASI_MASK 0x7 136#define PCIM_CIS_ASI_TUPLE 0 137#define PCIM_CIS_ASI_BAR0 1 138#define PCIM_CIS_ASI_BAR1 2 139#define PCIM_CIS_ASI_BAR2 3 140#define PCIM_CIS_ASI_BAR3 4 141#define PCIM_CIS_ASI_BAR4 5 142#define PCIM_CIS_ASI_BAR5 6 143#define PCIM_CIS_ASI_ROM 7 144#define PCIM_CIS_ADDR_MASK 0x0ffffff8 145#define PCIM_CIS_ROM_MASK 0xf0000000 146#define PCIR_SUBVEND_0 0x2c 147#define PCIR_SUBDEV_0 0x2e 148#define PCIR_BIOS 0x30 149#define PCIM_BIOS_ENABLE 0x01 150#define PCIM_BIOS_ADDR_MASK 0xfffff800 151#define PCIR_CAP_PTR 0x34 152#define PCIR_INTLINE 0x3c 153#define PCIR_INTPIN 0x3d 154#define PCIR_MINGNT 0x3e 155#define PCIR_MAXLAT 0x3f 156 157/* config registers for header type 1 (PCI-to-PCI bridge) devices */ 158 159#define PCIR_SECSTAT_1 0x1e 160 161#define PCIR_PRIBUS_1 0x18 162#define PCIR_SECBUS_1 0x19 163#define PCIR_SUBBUS_1 0x1a 164#define PCIR_SECLAT_1 0x1b 165 166#define PCIR_IOBASEL_1 0x1c 167#define PCIR_IOLIMITL_1 0x1d 168#define PCIR_IOBASEH_1 0x30 169#define PCIR_IOLIMITH_1 0x32 170#define PCIM_BRIO_16 0x0 171#define PCIM_BRIO_32 0x1 172#define PCIM_BRIO_MASK 0xf 173 174#define PCIR_MEMBASE_1 0x20 175#define PCIR_MEMLIMIT_1 0x22 176 177#define PCIR_PMBASEL_1 0x24 178#define PCIR_PMLIMITL_1 0x26 179#define PCIR_PMBASEH_1 0x28 180#define PCIR_PMLIMITH_1 0x2c 181 182#define PCIR_BRIDGECTL_1 0x3e 183 184/* config registers for header type 2 (CardBus) devices */ 185 186#define PCIR_CAP_PTR_2 0x14 187#define PCIR_SECSTAT_2 0x16 188 189#define PCIR_PRIBUS_2 0x18 190#define PCIR_SECBUS_2 0x19 191#define PCIR_SUBBUS_2 0x1a 192#define PCIR_SECLAT_2 0x1b 193 194#define PCIR_MEMBASE0_2 0x1c 195#define PCIR_MEMLIMIT0_2 0x20 196#define PCIR_MEMBASE1_2 0x24 197#define PCIR_MEMLIMIT1_2 0x28 198#define PCIR_IOBASE0_2 0x2c 199#define PCIR_IOLIMIT0_2 0x30 200#define PCIR_IOBASE1_2 0x34 201#define PCIR_IOLIMIT1_2 0x38 202 203#define PCIR_BRIDGECTL_2 0x3e 204 205#define PCIR_SUBVEND_2 0x40 206#define PCIR_SUBDEV_2 0x42 207 208#define PCIR_PCCARDIF_2 0x44 209 210/* PCI device class, subclass and programming interface definitions */ 211 212#define PCIC_OLD 0x00 213#define PCIS_OLD_NONVGA 0x00 214#define PCIS_OLD_VGA 0x01 215 216#define PCIC_STORAGE 0x01 217#define PCIS_STORAGE_SCSI 0x00 218#define PCIS_STORAGE_IDE 0x01 219#define PCIP_STORAGE_IDE_MODEPRIM 0x01 220#define PCIP_STORAGE_IDE_PROGINDPRIM 0x02 221#define PCIP_STORAGE_IDE_MODESEC 0x04 222#define PCIP_STORAGE_IDE_PROGINDSEC 0x08 223#define PCIP_STORAGE_IDE_MASTERDEV 0x80 224#define PCIS_STORAGE_FLOPPY 0x02 225#define PCIS_STORAGE_IPI 0x03 226#define PCIS_STORAGE_RAID 0x04 227#define PCIS_STORAGE_ATA_ADMA 0x05 228#define PCIS_STORAGE_SATA 0x06 229#define PCIP_STORAGE_SATA_AHCI_1_0 0x01 230#define PCIS_STORAGE_SAS 0x07 231#define PCIS_STORAGE_OTHER 0x80 232 233#define PCIC_NETWORK 0x02 234#define PCIS_NETWORK_ETHERNET 0x00 235#define PCIS_NETWORK_TOKENRING 0x01 236#define PCIS_NETWORK_FDDI 0x02 237#define PCIS_NETWORK_ATM 0x03 238#define PCIS_NETWORK_ISDN 0x04 239#define PCIS_NETWORK_WORLDFIP 0x05 240#define PCIS_NETWORK_PICMG 0x06 241#define PCIS_NETWORK_OTHER 0x80 242 243#define PCIC_DISPLAY 0x03 244#define PCIS_DISPLAY_VGA 0x00 245#define PCIS_DISPLAY_XGA 0x01 246#define PCIS_DISPLAY_3D 0x02 247#define PCIS_DISPLAY_OTHER 0x80 248 249#define PCIC_MULTIMEDIA 0x04 250#define PCIS_MULTIMEDIA_VIDEO 0x00 251#define PCIS_MULTIMEDIA_AUDIO 0x01 252#define PCIS_MULTIMEDIA_TELE 0x02 253#define PCIS_MULTIMEDIA_OTHER 0x80 254 255#define PCIC_MEMORY 0x05 256#define PCIS_MEMORY_RAM 0x00 257#define PCIS_MEMORY_FLASH 0x01 258#define PCIS_MEMORY_OTHER 0x80 259 260#define PCIC_BRIDGE 0x06 261#define PCIS_BRIDGE_HOST 0x00 262#define PCIS_BRIDGE_ISA 0x01 263#define PCIS_BRIDGE_EISA 0x02 264#define PCIS_BRIDGE_MCA 0x03 265#define PCIS_BRIDGE_PCI 0x04 266#define PCIP_BRIDGE_PCI_SUBTRACTIVE 0x01 267#define PCIS_BRIDGE_PCMCIA 0x05 268#define PCIS_BRIDGE_NUBUS 0x06 269#define PCIS_BRIDGE_CARDBUS 0x07 270#define PCIS_BRIDGE_RACEWAY 0x08 271#define PCIS_BRIDGE_PCI_TRANSPARENT 0x09 272#define PCIS_BRIDGE_INFINIBAND 0x0a 273#define PCIS_BRIDGE_OTHER 0x80 274 275#define PCIC_SIMPLECOMM 0x07 276#define PCIS_SIMPLECOMM_UART 0x00 277#define PCIP_SIMPLECOMM_UART_8250 0x00 278#define PCIP_SIMPLECOMM_UART_16450A 0x01 279#define PCIP_SIMPLECOMM_UART_16550A 0x02 280#define PCIP_SIMPLECOMM_UART_16650A 0x03 281#define PCIP_SIMPLECOMM_UART_16750A 0x04 282#define PCIP_SIMPLECOMM_UART_16850A 0x05 283#define PCIP_SIMPLECOMM_UART_16950A 0x06 284#define PCIS_SIMPLECOMM_PAR 0x01 285#define PCIS_SIMPLECOMM_MULSER 0x02 286#define PCIS_SIMPLECOMM_MODEM 0x03 287#define PCIS_SIMPLECOMM_GPIB 0x04 288#define PCIS_SIMPLECOMM_SMART_CARD 0x05 289#define PCIS_SIMPLECOMM_OTHER 0x80 290 291#define PCIC_BASEPERIPH 0x08 292#define PCIS_BASEPERIPH_PIC 0x00 293#define PCIP_BASEPERIPH_PIC_8259A 0x00 294#define PCIP_BASEPERIPH_PIC_ISA 0x01 295#define PCIP_BASEPERIPH_PIC_EISA 0x02 296#define PCIP_BASEPERIPH_PIC_IO_APIC 0x10 297#define PCIP_BASEPERIPH_PIC_IOX_APIC 0x20 298#define PCIS_BASEPERIPH_DMA 0x01 299#define PCIS_BASEPERIPH_TIMER 0x02 300#define PCIS_BASEPERIPH_RTC 0x03 301#define PCIS_BASEPERIPH_PCIHOT 0x04 302#define PCIS_BASEPERIPH_SDHC 0x05 303#define PCIS_BASEPERIPH_OTHER 0x80 304 305#define PCIC_INPUTDEV 0x09 306#define PCIS_INPUTDEV_KEYBOARD 0x00 307#define PCIS_INPUTDEV_DIGITIZER 0x01 308#define PCIS_INPUTDEV_MOUSE 0x02 309#define PCIS_INPUTDEV_SCANNER 0x03 310#define PCIS_INPUTDEV_GAMEPORT 0x04 311#define PCIS_INPUTDEV_OTHER 0x80 312 313#define PCIC_DOCKING 0x0a 314#define PCIS_DOCKING_GENERIC 0x00 315#define PCIS_DOCKING_OTHER 0x80 316 317#define PCIC_PROCESSOR 0x0b 318#define PCIS_PROCESSOR_386 0x00 319#define PCIS_PROCESSOR_486 0x01 320#define PCIS_PROCESSOR_PENTIUM 0x02 321#define PCIS_PROCESSOR_ALPHA 0x10 322#define PCIS_PROCESSOR_POWERPC 0x20 323#define PCIS_PROCESSOR_MIPS 0x30 324#define PCIS_PROCESSOR_COPROC 0x40 325 326#define PCIC_SERIALBUS 0x0c 327#define PCIS_SERIALBUS_FW 0x00 328#define PCIS_SERIALBUS_ACCESS 0x01 329#define PCIS_SERIALBUS_SSA 0x02 330#define PCIS_SERIALBUS_USB 0x03 331#define PCIP_SERIALBUS_USB_UHCI 0x00 332#define PCIP_SERIALBUS_USB_OHCI 0x10 333#define PCIP_SERIALBUS_USB_EHCI 0x20 334#define PCIP_SERIALBUS_USB_DEVICE 0xfe 335#define PCIS_SERIALBUS_FC 0x04 336#define PCIS_SERIALBUS_SMBUS 0x05 337#define PCIS_SERIALBUS_INFINIBAND 0x06 338#define PCIS_SERIALBUS_IPMI 0x07 339#define PCIP_SERIALBUS_IPMI_SMIC 0x00 340#define PCIP_SERIALBUS_IPMI_KCS 0x01 341#define PCIP_SERIALBUS_IPMI_BT 0x02 342#define PCIS_SERIALBUS_SERCOS 0x08 343#define PCIS_SERIALBUS_CANBUS 0x09 344 345#define PCIC_WIRELESS 0x0d 346#define PCIS_WIRELESS_IRDA 0x00 347#define PCIS_WIRELESS_IR 0x01 348#define PCIS_WIRELESS_RF 0x10 349#define PCIS_WIRELESS_BLUETOOTH 0x11 350#define PCIS_WIRELESS_BROADBAND 0x12 351#define PCIS_WIRELESS_80211A 0x20 352#define PCIS_WIRELESS_80211B 0x21 353#define PCIS_WIRELESS_OTHER 0x80 354 355#define PCIC_INTELLIIO 0x0e 356#define PCIS_INTELLIIO_I2O 0x00 357 358#define PCIC_SATCOM 0x0f 359#define PCIS_SATCOM_TV 0x01 360#define PCIS_SATCOM_AUDIO 0x02 361#define PCIS_SATCOM_VOICE 0x03 362#define PCIS_SATCOM_DATA 0x04 363 364#define PCIC_CRYPTO 0x10 365#define PCIS_CRYPTO_NETCOMP 0x00 366#define PCIS_CRYPTO_ENTERTAIN 0x10 367#define PCIS_CRYPTO_OTHER 0x80 368 369#define PCIC_DASP 0x11 370#define PCIS_DASP_DPIO 0x00 371#define PCIS_DASP_PERFCNTRS 0x01 372#define PCIS_DASP_COMM_SYNC 0x10 373#define PCIS_DASP_MGMT_CARD 0x20 374#define PCIS_DASP_OTHER 0x80 375 376#define PCIC_OTHER 0xff 377 378/* Bridge Control Values. */ 379#define PCIB_BCR_PERR_ENABLE 0x0001 380#define PCIB_BCR_SERR_ENABLE 0x0002 381#define PCIB_BCR_ISA_ENABLE 0x0004 382#define PCIB_BCR_VGA_ENABLE 0x0008 383#define PCIB_BCR_MASTER_ABORT_MODE 0x0020 384#define PCIB_BCR_SECBUS_RESET 0x0040 385#define PCIB_BCR_SECBUS_BACKTOBACK 0x0080 386#define PCIB_BCR_PRI_DISCARD_TIMEOUT 0x0100 387#define PCIB_BCR_SEC_DISCARD_TIMEOUT 0x0200 388#define PCIB_BCR_DISCARD_TIMER_STATUS 0x0400 389#define PCIB_BCR_DISCARD_TIMER_SERREN 0x0800 390 391/* PCI power manangement */ 392#define PCIR_POWER_CAP 0x2 393#define PCIM_PCAP_SPEC 0x0007 394#define PCIM_PCAP_PMEREQCLK 0x0008 395#define PCIM_PCAP_PMEREQPWR 0x0010 396#define PCIM_PCAP_DEVSPECINIT 0x0020 397#define PCIM_PCAP_DYNCLOCK 0x0040 398#define PCIM_PCAP_SECCLOCK 0x00c0 399#define PCIM_PCAP_CLOCKMASK 0x00c0 400#define PCIM_PCAP_REQFULLCLOCK 0x0100 401#define PCIM_PCAP_D1SUPP 0x0200 402#define PCIM_PCAP_D2SUPP 0x0400 403#define PCIM_PCAP_D0PME 0x1000 404#define PCIM_PCAP_D1PME 0x2000 405#define PCIM_PCAP_D2PME 0x4000 406 407#define PCIR_POWER_STATUS 0x4 408#define PCIM_PSTAT_D0 0x0000 409#define PCIM_PSTAT_D1 0x0001 410#define PCIM_PSTAT_D2 0x0002 411#define PCIM_PSTAT_D3 0x0003 412#define PCIM_PSTAT_DMASK 0x0003 413#define PCIM_PSTAT_REPENABLE 0x0010 414#define PCIM_PSTAT_PMEENABLE 0x0100 415#define PCIM_PSTAT_D0POWER 0x0000 416#define PCIM_PSTAT_D1POWER 0x0200 417#define PCIM_PSTAT_D2POWER 0x0400 418#define PCIM_PSTAT_D3POWER 0x0600 419#define PCIM_PSTAT_D0HEAT 0x0800 420#define PCIM_PSTAT_D1HEAT 0x1000 421#define PCIM_PSTAT_D2HEAT 0x1200 422#define PCIM_PSTAT_D3HEAT 0x1400 423#define PCIM_PSTAT_DATAUNKN 0x0000 424#define PCIM_PSTAT_DATADIV10 0x2000 425#define PCIM_PSTAT_DATADIV100 0x4000 426#define PCIM_PSTAT_DATADIV1000 0x6000 427#define PCIM_PSTAT_DATADIVMASK 0x6000 428#define PCIM_PSTAT_PME 0x8000 429 430#define PCIR_POWER_PMCSR 0x6 431#define PCIM_PMCSR_DCLOCK 0x10 432#define PCIM_PMCSR_B2SUPP 0x20 433#define PCIM_BMCSR_B3SUPP 0x40 434#define PCIM_BMCSR_BPCE 0x80 435 436#define PCIR_POWER_DATA 0x7 437 438/* VPD capability registers */ 439#define PCIR_VPD_ADDR 0x2 440#define PCIR_VPD_DATA 0x4 441 442/* PCI Message Signalled Interrupts (MSI) */ 443#define PCIR_MSI_CTRL 0x2 444#define PCIM_MSICTRL_VECTOR 0x0100 445#define PCIM_MSICTRL_64BIT 0x0080 446#define PCIM_MSICTRL_MME_MASK 0x0070 447#define PCIM_MSICTRL_MME_1 0x0000 448#define PCIM_MSICTRL_MME_2 0x0010 449#define PCIM_MSICTRL_MME_4 0x0020 450#define PCIM_MSICTRL_MME_8 0x0030 451#define PCIM_MSICTRL_MME_16 0x0040 452#define PCIM_MSICTRL_MME_32 0x0050 453#define PCIM_MSICTRL_MMC_MASK 0x000E 454#define PCIM_MSICTRL_MMC_1 0x0000 455#define PCIM_MSICTRL_MMC_2 0x0002 456#define PCIM_MSICTRL_MMC_4 0x0004 457#define PCIM_MSICTRL_MMC_8 0x0006 458#define PCIM_MSICTRL_MMC_16 0x0008 459#define PCIM_MSICTRL_MMC_32 0x000A 460#define PCIM_MSICTRL_MSI_ENABLE 0x0001 461#define PCIR_MSI_ADDR 0x4 462#define PCIR_MSI_ADDR_HIGH 0x8 463#define PCIR_MSI_DATA 0x8 464#define PCIR_MSI_DATA_64BIT 0xc 465#define PCIR_MSI_MASK 0x10 466#define PCIR_MSI_PENDING 0x14 467 468/* PCI-X definitions */ 469 470/* For header type 0 devices */ 471#define PCIXR_COMMAND 0x2 472#define PCIXM_COMMAND_DPERR_E 0x0001 /* Data Parity Error Recovery */ 473#define PCIXM_COMMAND_ERO 0x0002 /* Enable Relaxed Ordering */ 474#define PCIXM_COMMAND_MAX_READ 0x000c /* Maximum Burst Read Count */ 475#define PCIXM_COMMAND_MAX_READ_512 0x0000 476#define PCIXM_COMMAND_MAX_READ_1024 0x0004 477#define PCIXM_COMMAND_MAX_READ_2048 0x0008 478#define PCIXM_COMMAND_MAX_READ_4096 0x000c 479#define PCIXM_COMMAND_MAX_SPLITS 0x0070 /* Maximum Split Transactions */ 480#define PCIXM_COMMAND_MAX_SPLITS_1 0x0000 481#define PCIXM_COMMAND_MAX_SPLITS_2 0x0010 482#define PCIXM_COMMAND_MAX_SPLITS_3 0x0020 483#define PCIXM_COMMAND_MAX_SPLITS_4 0x0030 484#define PCIXM_COMMAND_MAX_SPLITS_8 0x0040 485#define PCIXM_COMMAND_MAX_SPLITS_12 0x0050 486#define PCIXM_COMMAND_MAX_SPLITS_16 0x0060 487#define PCIXM_COMMAND_MAX_SPLITS_32 0x0070 488#define PCIXM_COMMAND_VERSION 0x3000 489#define PCIXR_STATUS 0x4 490#define PCIXM_STATUS_DEVFN 0x000000FF 491#define PCIXM_STATUS_BUS 0x0000FF00 492#define PCIXM_STATUS_64BIT 0x00010000 493#define PCIXM_STATUS_133CAP 0x00020000 494#define PCIXM_STATUS_SC_DISCARDED 0x00040000 495#define PCIXM_STATUS_UNEXP_SC 0x00080000 496#define PCIXM_STATUS_COMPLEX_DEV 0x00100000 497#define PCIXM_STATUS_MAX_READ 0x00600000 498#define PCIXM_STATUS_MAX_READ_512 0x00000000 499#define PCIXM_STATUS_MAX_READ_1024 0x00200000 500#define PCIXM_STATUS_MAX_READ_2048 0x00400000 501#define PCIXM_STATUS_MAX_READ_4096 0x00600000 502#define PCIXM_STATUS_MAX_SPLITS 0x03800000 503#define PCIXM_STATUS_MAX_SPLITS_1 0x00000000 504#define PCIXM_STATUS_MAX_SPLITS_2 0x00800000 505#define PCIXM_STATUS_MAX_SPLITS_3 0x01000000 506#define PCIXM_STATUS_MAX_SPLITS_4 0x01800000 507#define PCIXM_STATUS_MAX_SPLITS_8 0x02000000 508#define PCIXM_STATUS_MAX_SPLITS_12 0x02800000 509#define PCIXM_STATUS_MAX_SPLITS_16 0x03000000 510#define PCIXM_STATUS_MAX_SPLITS_32 0x03800000 511#define PCIXM_STATUS_MAX_CUM_READ 0x1C000000 512#define PCIXM_STATUS_RCVD_SC_ERR 0x20000000 513#define PCIXM_STATUS_266CAP 0x40000000 514#define PCIXM_STATUS_533CAP 0x80000000 515 516/* For header type 1 devices (PCI-X bridges) */ 517#define PCIXR_SEC_STATUS 0x2 518#define PCIXM_SEC_STATUS_64BIT 0x0001 519#define PCIXM_SEC_STATUS_133CAP 0x0002 520#define PCIXM_SEC_STATUS_SC_DISC 0x0004 521#define PCIXM_SEC_STATUS_UNEXP_SC 0x0008 522#define PCIXM_SEC_STATUS_SC_OVERRUN 0x0010 523#define PCIXM_SEC_STATUS_SR_DELAYED 0x0020 524#define PCIXM_SEC_STATUS_BUS_MODE 0x03c0 525#define PCIXM_SEC_STATUS_VERSION 0x3000 526#define PCIXM_SEC_STATUS_266CAP 0x4000 527#define PCIXM_SEC_STATUS_533CAP 0x8000 528#define PCIXR_BRIDGE_STATUS 0x4 529#define PCIXM_BRIDGE_STATUS_DEVFN 0x000000FF 530#define PCIXM_BRIDGE_STATUS_BUS 0x0000FF00 531#define PCIXM_BRIDGE_STATUS_64BIT 0x00010000 532#define PCIXM_BRIDGE_STATUS_133CAP 0x00020000 533#define PCIXM_BRIDGE_STATUS_SC_DISCARDED 0x00040000 534#define PCIXM_BRIDGE_STATUS_UNEXP_SC 0x00080000 535#define PCIXM_BRIDGE_STATUS_SC_OVERRUN 0x00100000 536#define PCIXM_BRIDGE_STATUS_SR_DELAYED 0x00200000 537#define PCIXM_BRIDGE_STATUS_DEVID_MSGCAP 0x20000000 538#define PCIXM_BRIDGE_STATUS_266CAP 0x40000000 539#define PCIXM_BRIDGE_STATUS_533CAP 0x80000000 540 541/* HT (HyperTransport) Capability definitions */ 542#define PCIR_HT_COMMAND 0x2 543#define PCIM_HTCMD_CAP_MASK 0xf800 /* Capability type. */ 544#define PCIM_HTCAP_SLAVE 0x0000 /* 000xx */ 545#define PCIM_HTCAP_HOST 0x2000 /* 001xx */ 546#define PCIM_HTCAP_SWITCH 0x4000 /* 01000 */ 547#define PCIM_HTCAP_INTERRUPT 0x8000 /* 10000 */ 548#define PCIM_HTCAP_REVISION_ID 0x8800 /* 10001 */ 549#define PCIM_HTCAP_UNITID_CLUMPING 0x9000 /* 10010 */ 550#define PCIM_HTCAP_EXT_CONFIG_SPACE 0x9800 /* 10011 */ 551#define PCIM_HTCAP_ADDRESS_MAPPING 0xa000 /* 10100 */ 552#define PCIM_HTCAP_MSI_MAPPING 0xa800 /* 10101 */ 553#define PCIM_HTCAP_DIRECT_ROUTE 0xb000 /* 10110 */ 554#define PCIM_HTCAP_VCSET 0xb800 /* 10111 */ 555#define PCIM_HTCAP_RETRY_MODE 0xc000 /* 11000 */ 556#define PCIM_HTCAP_X86_ENCODING 0xc800 /* 11001 */ 557 558/* HT MSI Mapping Capability definitions. */ 559#define PCIM_HTCMD_MSI_ENABLE 0x0001 560#define PCIM_HTCMD_MSI_FIXED 0x0002 561#define PCIR_HTMSI_ADDRESS_LO 0x4 562#define PCIR_HTMSI_ADDRESS_HI 0x8 563 564/* PCI Vendor capability definitions */ 565#define PCIR_VENDOR_LENGTH 0x2 566#define PCIR_VENDOR_DATA 0x3 567 568/* PCI EHCI Debug Port definitions */ 569#define PCIR_DEBUG_PORT 0x2 570#define PCIM_DEBUG_PORT_OFFSET 0x1FFF 571#define PCIM_DEBUG_PORT_BAR 0xe000 572 573/* PCI-PCI Bridge Subvendor definitions */ 574#define PCIR_SUBVENDCAP_ID 0x4 575 576/* PCI Express definitions */ 577#define PCIR_EXPRESS_FLAGS 0x2 578#define PCIM_EXP_FLAGS_VERSION 0x000F 579#define PCIM_EXP_FLAGS_TYPE 0x00F0 580#define PCIM_EXP_TYPE_ENDPOINT 0x0000 581#define PCIM_EXP_TYPE_LEGACY_ENDPOINT 0x0010 582#define PCIM_EXP_TYPE_ROOT_PORT 0x0040 583#define PCIM_EXP_TYPE_UPSTREAM_PORT 0x0050 584#define PCIM_EXP_TYPE_DOWNSTREAM_PORT 0x0060 585#define PCIM_EXP_TYPE_PCI_BRIDGE 0x0070 586#define PCIM_EXP_FLAGS_SLOT 0x0100 587#define PCIM_EXP_FLAGS_IRQ 0x3e00 588 589/* MSI-X definitions */ 590#define PCIR_MSIX_CTRL 0x2 591#define PCIM_MSIXCTRL_MSIX_ENABLE 0x8000 592#define PCIM_MSIXCTRL_FUNCTION_MASK 0x4000 593#define PCIM_MSIXCTRL_TABLE_SIZE 0x07FF 594#define PCIR_MSIX_TABLE 0x4 595#define PCIR_MSIX_PBA 0x8 596#define PCIM_MSIX_BIR_MASK 0x7 597#define PCIM_MSIX_BIR_BAR_10 0 598#define PCIM_MSIX_BIR_BAR_14 1 599#define PCIM_MSIX_BIR_BAR_18 2 600#define PCIM_MSIX_BIR_BAR_1C 3 601#define PCIM_MSIX_BIR_BAR_20 4 602#define PCIM_MSIX_BIR_BAR_24 5 603#define PCIM_MSIX_VCTRL_MASK 0x1 604