pcireg.h revision 1.34
1/* $OpenBSD: pcireg.h,v 1.34 2007/11/26 13:20:28 jsg Exp $ */ 2/* $NetBSD: pcireg.h,v 1.26 2000/05/10 16:58:42 thorpej Exp $ */ 3 4/* 5 * Copyright (c) 1995, 1996 Christopher G. Demetriou. All rights reserved. 6 * Copyright (c) 1994, 1996 Charles Hannum. All rights reserved. 7 * 8 * Redistribution and use in source and binary forms, with or without 9 * modification, are permitted provided that the following conditions 10 * are met: 11 * 1. Redistributions of source code must retain the above copyright 12 * notice, this list of conditions and the following disclaimer. 13 * 2. Redistributions in binary form must reproduce the above copyright 14 * notice, this list of conditions and the following disclaimer in the 15 * documentation and/or other materials provided with the distribution. 16 * 3. All advertising materials mentioning features or use of this software 17 * must display the following acknowledgement: 18 * This product includes software developed by Charles Hannum. 19 * 4. The name of the author may not be used to endorse or promote products 20 * derived from this software without specific prior written permission. 21 * 22 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 23 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 24 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 25 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 26 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 27 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 28 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 29 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 30 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 31 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 32 */ 33 34#ifndef _DEV_PCI_PCIREG_H_ 35#define _DEV_PCI_PCIREG_H_ 36 37/* 38 * Standardized PCI configuration information 39 * 40 * XXX This is not complete. 41 */ 42 43/* 44 * Device identification register; contains a vendor ID and a device ID. 45 */ 46#define PCI_ID_REG 0x00 47 48typedef u_int16_t pci_vendor_id_t; 49typedef u_int16_t pci_product_id_t; 50 51#define PCI_VENDOR_SHIFT 0 52#define PCI_VENDOR_MASK 0xffff 53#define PCI_VENDOR(id) \ 54 (((id) >> PCI_VENDOR_SHIFT) & PCI_VENDOR_MASK) 55 56#define PCI_PRODUCT_SHIFT 16 57#define PCI_PRODUCT_MASK 0xffff 58#define PCI_PRODUCT(id) \ 59 (((id) >> PCI_PRODUCT_SHIFT) & PCI_PRODUCT_MASK) 60 61#define PCI_ID_CODE(vid,pid) \ 62 ((((vid) & PCI_VENDOR_MASK) << PCI_VENDOR_SHIFT) | \ 63 (((pid) & PCI_PRODUCT_MASK) << PCI_PRODUCT_SHIFT)) 64 65/* 66 * Command and status register. 67 */ 68#define PCI_COMMAND_STATUS_REG 0x04 69 70#define PCI_COMMAND_IO_ENABLE 0x00000001 71#define PCI_COMMAND_MEM_ENABLE 0x00000002 72#define PCI_COMMAND_MASTER_ENABLE 0x00000004 73#define PCI_COMMAND_SPECIAL_ENABLE 0x00000008 74#define PCI_COMMAND_INVALIDATE_ENABLE 0x00000010 75#define PCI_COMMAND_PALETTE_ENABLE 0x00000020 76#define PCI_COMMAND_PARITY_ENABLE 0x00000040 77#define PCI_COMMAND_STEPPING_ENABLE 0x00000080 78#define PCI_COMMAND_SERR_ENABLE 0x00000100 79#define PCI_COMMAND_BACKTOBACK_ENABLE 0x00000200 80 81#define PCI_STATUS_CAPLIST_SUPPORT 0x00100000 82#define PCI_STATUS_66MHZ_SUPPORT 0x00200000 83#define PCI_STATUS_UDF_SUPPORT 0x00400000 84#define PCI_STATUS_BACKTOBACK_SUPPORT 0x00800000 85#define PCI_STATUS_PARITY_ERROR 0x01000000 86#define PCI_STATUS_DEVSEL_FAST 0x00000000 87#define PCI_STATUS_DEVSEL_MEDIUM 0x02000000 88#define PCI_STATUS_DEVSEL_SLOW 0x04000000 89#define PCI_STATUS_DEVSEL_MASK 0x06000000 90#define PCI_STATUS_TARGET_TARGET_ABORT 0x08000000 91#define PCI_STATUS_MASTER_TARGET_ABORT 0x10000000 92#define PCI_STATUS_MASTER_ABORT 0x20000000 93#define PCI_STATUS_SPECIAL_ERROR 0x40000000 94#define PCI_STATUS_PARITY_DETECT 0x80000000 95 96#define PCI_COMMAND_STATUS_BITS \ 97 ("\020\01IO\02MEM\03MASTER\04SPECIAL\05INVALIDATE\06PALETTE\07PARITY"\ 98 "\010STEPPING\011SERR\012BACKTOBACK\025CAPLIST\026CLK66\027UDF"\ 99 "\030BACK2BACK_STAT\031PARITY_STAT\032DEVSEL_MEDIUM\033DEVSEL_SLOW"\ 100 "\034TARGET_TARGET_ABORT\035MASTER_TARGET_ABORT\036MASTER_ABORT"\ 101 "\037SPECIAL_ERROR\040PARITY_DETECT") 102/* 103 * PCI Class and Revision Register; defines type and revision of device. 104 */ 105#define PCI_CLASS_REG 0x08 106 107typedef u_int8_t pci_class_t; 108typedef u_int8_t pci_subclass_t; 109typedef u_int8_t pci_interface_t; 110typedef u_int8_t pci_revision_t; 111 112#define PCI_CLASS_SHIFT 24 113#define PCI_CLASS_MASK 0xff 114#define PCI_CLASS(cr) \ 115 (((cr) >> PCI_CLASS_SHIFT) & PCI_CLASS_MASK) 116 117#define PCI_SUBCLASS_SHIFT 16 118#define PCI_SUBCLASS_MASK 0xff 119#define PCI_SUBCLASS(cr) \ 120 (((cr) >> PCI_SUBCLASS_SHIFT) & PCI_SUBCLASS_MASK) 121 122#define PCI_INTERFACE_SHIFT 8 123#define PCI_INTERFACE_MASK 0xff 124#define PCI_INTERFACE(cr) \ 125 (((cr) >> PCI_INTERFACE_SHIFT) & PCI_INTERFACE_MASK) 126 127#define PCI_REVISION_SHIFT 0 128#define PCI_REVISION_MASK 0xff 129#define PCI_REVISION(cr) \ 130 (((cr) >> PCI_REVISION_SHIFT) & PCI_REVISION_MASK) 131 132/* base classes */ 133#define PCI_CLASS_PREHISTORIC 0x00 134#define PCI_CLASS_MASS_STORAGE 0x01 135#define PCI_CLASS_NETWORK 0x02 136#define PCI_CLASS_DISPLAY 0x03 137#define PCI_CLASS_MULTIMEDIA 0x04 138#define PCI_CLASS_MEMORY 0x05 139#define PCI_CLASS_BRIDGE 0x06 140#define PCI_CLASS_COMMUNICATIONS 0x07 141#define PCI_CLASS_SYSTEM 0x08 142#define PCI_CLASS_INPUT 0x09 143#define PCI_CLASS_DOCK 0x0a 144#define PCI_CLASS_PROCESSOR 0x0b 145#define PCI_CLASS_SERIALBUS 0x0c 146#define PCI_CLASS_WIRELESS 0x0d 147#define PCI_CLASS_I2O 0x0e 148#define PCI_CLASS_SATCOM 0x0f 149#define PCI_CLASS_CRYPTO 0x10 150#define PCI_CLASS_DASP 0x11 151#define PCI_CLASS_UNDEFINED 0xff 152 153/* 0x00 prehistoric subclasses */ 154#define PCI_SUBCLASS_PREHISTORIC_MISC 0x00 155#define PCI_SUBCLASS_PREHISTORIC_VGA 0x01 156 157/* 0x01 mass storage subclasses */ 158#define PCI_SUBCLASS_MASS_STORAGE_SCSI 0x00 159#define PCI_SUBCLASS_MASS_STORAGE_IDE 0x01 160#define PCI_SUBCLASS_MASS_STORAGE_FLOPPY 0x02 161#define PCI_SUBCLASS_MASS_STORAGE_IPI 0x03 162#define PCI_SUBCLASS_MASS_STORAGE_RAID 0x04 163#define PCI_SUBCLASS_MASS_STORAGE_ATA 0x05 164#define PCI_SUBCLASS_MASS_STORAGE_SATA 0x06 165#define PCI_SUBCLASS_MASS_STORAGE_SAS 0x07 166#define PCI_SUBCLASS_MASS_STORAGE_MISC 0x80 167 168/* 0x02 network subclasses */ 169#define PCI_SUBCLASS_NETWORK_ETHERNET 0x00 170#define PCI_SUBCLASS_NETWORK_TOKENRING 0x01 171#define PCI_SUBCLASS_NETWORK_FDDI 0x02 172#define PCI_SUBCLASS_NETWORK_ATM 0x03 173#define PCI_SUBCLASS_NETWORK_ISDN 0x04 174#define PCI_SUBCLASS_NETWORK_WORLDFIP 0x05 175#define PCI_SUBCLASS_NETWORK_PCIMGMULTICOMP 0x06 176#define PCI_SUBCLASS_NETWORK_MISC 0x80 177 178/* 0x03 display subclasses */ 179#define PCI_SUBCLASS_DISPLAY_VGA 0x00 180#define PCI_SUBCLASS_DISPLAY_XGA 0x01 181#define PCI_SUBCLASS_DISPLAY_3D 0x02 182#define PCI_SUBCLASS_DISPLAY_MISC 0x80 183 184/* 0x04 multimedia subclasses */ 185#define PCI_SUBCLASS_MULTIMEDIA_VIDEO 0x00 186#define PCI_SUBCLASS_MULTIMEDIA_AUDIO 0x01 187#define PCI_SUBCLASS_MULTIMEDIA_TELEPHONY 0x02 188#define PCI_SUBCLASS_MULTIMEDIA_HDAUDIO 0x03 189#define PCI_SUBCLASS_MULTIMEDIA_MISC 0x80 190 191/* 0x05 memory subclasses */ 192#define PCI_SUBCLASS_MEMORY_RAM 0x00 193#define PCI_SUBCLASS_MEMORY_FLASH 0x01 194#define PCI_SUBCLASS_MEMORY_MISC 0x80 195 196/* 0x06 bridge subclasses */ 197#define PCI_SUBCLASS_BRIDGE_HOST 0x00 198#define PCI_SUBCLASS_BRIDGE_ISA 0x01 199#define PCI_SUBCLASS_BRIDGE_EISA 0x02 200#define PCI_SUBCLASS_BRIDGE_MC 0x03 201#define PCI_SUBCLASS_BRIDGE_PCI 0x04 202#define PCI_SUBCLASS_BRIDGE_PCMCIA 0x05 203#define PCI_SUBCLASS_BRIDGE_NUBUS 0x06 204#define PCI_SUBCLASS_BRIDGE_CARDBUS 0x07 205#define PCI_SUBCLASS_BRIDGE_RACEWAY 0x08 206#define PCI_SUBCLASS_BRIDGE_STPCI 0x09 207#define PCI_SUBCLASS_BRIDGE_INFINIBAND 0x0a 208#define PCI_SUBCLASS_BRIDGE_MISC 0x80 209 210/* 0x07 communications subclasses */ 211#define PCI_SUBCLASS_COMMUNICATIONS_SERIAL 0x00 212#define PCI_SUBCLASS_COMMUNICATIONS_PARALLEL 0x01 213#define PCI_SUBCLASS_COMMUNICATIONS_MPSERIAL 0x02 214#define PCI_SUBCLASS_COMMUNICATIONS_MODEM 0x03 215#define PCI_SUBCLASS_COMMUNICATIONS_GPIB 0x04 216#define PCI_SUBCLASS_COMMUNICATIONS_SMARTCARD 0x05 217#define PCI_SUBCLASS_COMMUNICATIONS_MISC 0x80 218 219/* 0x08 system subclasses */ 220#define PCI_SUBCLASS_SYSTEM_PIC 0x00 221#define PCI_SUBCLASS_SYSTEM_DMA 0x01 222#define PCI_SUBCLASS_SYSTEM_TIMER 0x02 223#define PCI_SUBCLASS_SYSTEM_RTC 0x03 224#define PCI_SUBCLASS_SYSTEM_PCIHOTPLUG 0x04 225#define PCI_SUBCLASS_SYSTEM_SDHC 0x05 226#define PCI_SUBCLASS_SYSTEM_MISC 0x80 227 228/* 0x09 input subclasses */ 229#define PCI_SUBCLASS_INPUT_KEYBOARD 0x00 230#define PCI_SUBCLASS_INPUT_DIGITIZER 0x01 231#define PCI_SUBCLASS_INPUT_MOUSE 0x02 232#define PCI_SUBCLASS_INPUT_SCANNER 0x03 233#define PCI_SUBCLASS_INPUT_GAMEPORT 0x04 234#define PCI_SUBCLASS_INPUT_MISC 0x80 235 236/* 0x0a dock subclasses */ 237#define PCI_SUBCLASS_DOCK_GENERIC 0x00 238#define PCI_SUBCLASS_DOCK_MISC 0x80 239 240/* 0x0b processor subclasses */ 241#define PCI_SUBCLASS_PROCESSOR_386 0x00 242#define PCI_SUBCLASS_PROCESSOR_486 0x01 243#define PCI_SUBCLASS_PROCESSOR_PENTIUM 0x02 244#define PCI_SUBCLASS_PROCESSOR_ALPHA 0x10 245#define PCI_SUBCLASS_PROCESSOR_POWERPC 0x20 246#define PCI_SUBCLASS_PROCESSOR_MIPS 0x30 247#define PCI_SUBCLASS_PROCESSOR_COPROC 0x40 248 249/* 0x0c serial bus subclasses */ 250#define PCI_SUBCLASS_SERIALBUS_FIREWIRE 0x00 251#define PCI_SUBCLASS_SERIALBUS_ACCESS 0x01 252#define PCI_SUBCLASS_SERIALBUS_SSA 0x02 253#define PCI_SUBCLASS_SERIALBUS_USB 0x03 254#define PCI_SUBCLASS_SERIALBUS_FIBER 0x04 255#define PCI_SUBCLASS_SERIALBUS_SMBUS 0x05 256#define PCI_SUBCLASS_SERIALBUS_INFINIBAND 0x06 257#define PCI_SUBCLASS_SERIALBUS_IPMI 0x07 258#define PCI_SUBCLASS_SERIALBUS_SERCOS 0x08 259#define PCI_SUBCLASS_SERIALBUS_CANBUS 0x09 260 261/* 0x0d wireless subclasses */ 262#define PCI_SUBCLASS_WIRELESS_IRDA 0x00 263#define PCI_SUBCLASS_WIRELESS_CONSUMERIR 0x01 264#define PCI_SUBCLASS_WIRELESS_RF 0x10 265#define PCI_SUBCLASS_WIRELESS_BLUETOOTH 0x11 266#define PCI_SUBCLASS_WIRELESS_BROADBAND 0x12 267#define PCI_SUBCLASS_WIRELESS_802_11A 0x20 268#define PCI_SUBCLASS_WIRELESS_802_11B 0x21 269#define PCI_SUBCLASS_WIRELESS_MISC 0x80 270 271/* 0x0e I2O (Intelligent I/O) subclasses */ 272#define PCI_SUBCLASS_I2O_STANDARD 0x00 273 274/* 0x0f satellite communication subclasses */ 275/* PCI_SUBCLASS_SATCOM_??? 0x00 / * XXX ??? */ 276#define PCI_SUBCLASS_SATCOM_TV 0x01 277#define PCI_SUBCLASS_SATCOM_AUDIO 0x02 278#define PCI_SUBCLASS_SATCOM_VOICE 0x03 279#define PCI_SUBCLASS_SATCOM_DATA 0x04 280 281/* 0x10 encryption/decryption subclasses */ 282#define PCI_SUBCLASS_CRYPTO_NETCOMP 0x00 283#define PCI_SUBCLASS_CRYPTO_ENTERTAINMENT 0x10 284#define PCI_SUBCLASS_CRYPTO_MISC 0x80 285 286/* 0x11 data acquisition and signal processing subclasses */ 287#define PCI_SUBCLASS_DASP_DPIO 0x00 288#define PCI_SUBCLASS_DASP_TIMEFREQ 0x01 289#define PCI_SUBCLASS_DASP_SYNC 0x10 290#define PCI_SUBCLASS_DASP_MGMT 0x20 291#define PCI_SUBCLASS_DASP_MISC 0x80 292 293/* 294 * PCI BIST/Header Type/Latency Timer/Cache Line Size Register. 295 */ 296#define PCI_BHLC_REG 0x0c 297 298#define PCI_BIST_SHIFT 24 299#define PCI_BIST_MASK 0xff 300#define PCI_BIST(bhlcr) \ 301 (((bhlcr) >> PCI_BIST_SHIFT) & PCI_BIST_MASK) 302 303#define PCI_HDRTYPE_SHIFT 16 304#define PCI_HDRTYPE_MASK 0xff 305#define PCI_HDRTYPE(bhlcr) \ 306 (((bhlcr) >> PCI_HDRTYPE_SHIFT) & PCI_HDRTYPE_MASK) 307 308#define PCI_HDRTYPE_TYPE(bhlcr) \ 309 (PCI_HDRTYPE(bhlcr) & 0x7f) 310#define PCI_HDRTYPE_MULTIFN(bhlcr) \ 311 ((PCI_HDRTYPE(bhlcr) & 0x80) != 0) 312 313#define PCI_LATTIMER_SHIFT 8 314#define PCI_LATTIMER_MASK 0xff 315#define PCI_LATTIMER(bhlcr) \ 316 (((bhlcr) >> PCI_LATTIMER_SHIFT) & PCI_LATTIMER_MASK) 317 318#define PCI_CACHELINE_SHIFT 0 319#define PCI_CACHELINE_MASK 0xff 320#define PCI_CACHELINE(bhlcr) \ 321 (((bhlcr) >> PCI_CACHELINE_SHIFT) & PCI_CACHELINE_MASK) 322 323/* config registers for header type 0 devices */ 324 325#define PCI_MAPS 0x10 326#define PCI_CARDBUSCIS 0x28 327#define PCI_SUBVEND_0 0x2c 328#define PCI_SUBDEV_0 0x2e 329#define PCI_INTLINE 0x3c 330#define PCI_INTPIN 0x3d 331#define PCI_MINGNT 0x3e 332#define PCI_MAXLAT 0x3f 333 334/* config registers for header type 1 devices */ 335 336#define PCI_SECSTAT_1 0 /**/ 337 338#define PCI_PRIBUS_1 0x18 339#define PCI_SECBUS_1 0x19 340#define PCI_SUBBUS_1 0x1a 341#define PCI_SECLAT_1 0x1b 342 343#define PCI_IOBASEL_1 0x1c 344#define PCI_IOLIMITL_1 0x1d 345#define PCI_IOBASEH_1 0 /**/ 346#define PCI_IOLIMITH_1 0 /**/ 347 348#define PCI_MEMBASE_1 0x20 349#define PCI_MEMLIMIT_1 0x22 350 351#define PCI_PMBASEL_1 0x24 352#define PCI_PMLIMITL_1 0x26 353#define PCI_PMBASEH_1 0 /**/ 354#define PCI_PMLIMITH_1 0 /**/ 355 356#define PCI_BRIDGECTL_1 0 /**/ 357 358#define PCI_SUBVEND_1 0x34 359#define PCI_SUBDEV_1 0x36 360 361/* config registers for header type 2 devices */ 362 363#define PCI_SECSTAT_2 0x16 364 365#define PCI_PRIBUS_2 0x18 366#define PCI_SECBUS_2 0x19 367#define PCI_SUBBUS_2 0x1a 368#define PCI_SECLAT_2 0x1b 369 370#define PCI_MEMBASE0_2 0x1c 371#define PCI_MEMLIMIT0_2 0x20 372#define PCI_MEMBASE1_2 0x24 373#define PCI_MEMLIMIT1_2 0x28 374#define PCI_IOBASE0_2 0x2c 375#define PCI_IOLIMIT0_2 0x30 376#define PCI_IOBASE1_2 0x34 377#define PCI_IOLIMIT1_2 0x38 378 379#define PCI_BRIDGECTL_2 0x3e 380 381#define PCI_SUBVEND_2 0x40 382#define PCI_SUBDEV_2 0x42 383 384#define PCI_PCCARDIF_2 0x44 385 386/* 387 * Mapping registers 388 */ 389#define PCI_MAPREG_START 0x10 390#define PCI_MAPREG_END 0x28 391#define PCI_MAPREG_PPB_END 0x18 392#define PCI_MAPREG_PCB_END 0x14 393 394#define PCI_MAPREG_TYPE(mr) \ 395 ((mr) & PCI_MAPREG_TYPE_MASK) 396#define PCI_MAPREG_TYPE_MASK 0x00000001 397 398#define PCI_MAPREG_TYPE_MEM 0x00000000 399#define PCI_MAPREG_TYPE_IO 0x00000001 400 401#define PCI_MAPREG_MEM_TYPE(mr) \ 402 ((mr) & PCI_MAPREG_MEM_TYPE_MASK) 403#define PCI_MAPREG_MEM_TYPE_MASK 0x00000006 404 405#define PCI_MAPREG_MEM_TYPE_32BIT 0x00000000 406#define PCI_MAPREG_MEM_TYPE_32BIT_1M 0x00000002 407#define PCI_MAPREG_MEM_TYPE_64BIT 0x00000004 408 409#define _PCI_MAPREG_TYPEBITS(reg) \ 410 (PCI_MAPREG_TYPE(reg) == PCI_MAPREG_TYPE_IO ? \ 411 reg & PCI_MAPREG_TYPE_MASK : \ 412 reg & (PCI_MAPREG_TYPE_MASK|PCI_MAPREG_MEM_TYPE_MASK)) 413 414#define PCI_MAPREG_MEM_PREFETCHABLE(mr) \ 415 (((mr) & PCI_MAPREG_MEM_PREFETCHABLE_MASK) != 0) 416#define PCI_MAPREG_MEM_PREFETCHABLE_MASK 0x00000008 417 418#define PCI_MAPREG_MEM_ADDR(mr) \ 419 ((mr) & PCI_MAPREG_MEM_ADDR_MASK) 420#define PCI_MAPREG_MEM_SIZE(mr) \ 421 (PCI_MAPREG_MEM_ADDR(mr) & -PCI_MAPREG_MEM_ADDR(mr)) 422#define PCI_MAPREG_MEM_ADDR_MASK 0xfffffff0 423 424#define PCI_MAPREG_MEM64_ADDR(mr) \ 425 ((mr) & PCI_MAPREG_MEM64_ADDR_MASK) 426#define PCI_MAPREG_MEM64_SIZE(mr) \ 427 (PCI_MAPREG_MEM64_ADDR(mr) & -PCI_MAPREG_MEM64_ADDR(mr)) 428#define PCI_MAPREG_MEM64_ADDR_MASK 0xfffffffffffffff0ULL 429 430#define PCI_MAPREG_IO_ADDR(mr) \ 431 ((mr) & PCI_MAPREG_IO_ADDR_MASK) 432#define PCI_MAPREG_IO_SIZE(mr) \ 433 (PCI_MAPREG_IO_ADDR(mr) & -PCI_MAPREG_IO_ADDR(mr)) 434#define PCI_MAPREG_IO_ADDR_MASK 0xfffffffe 435 436/* 437 * Cardbus CIS pointer (PCI rev. 2.1) 438 */ 439#define PCI_CARDBUS_CIS_REG 0x28 440 441/* 442 * Subsystem identification register; contains a vendor ID and a device ID. 443 * Types/macros for PCI_ID_REG apply. 444 * (PCI rev. 2.1) 445 */ 446#define PCI_SUBSYS_ID_REG 0x2c 447 448/* 449 * Expansion ROM Base Address register 450 * (PCI rev. 2.0) 451 */ 452#define PCI_ROM_REG 0x30 453 454#define PCI_ROM_ENABLE 0x00000001 455#define PCI_ROM_ADDR_MASK 0xfffff800 456#define PCI_ROM_ADDR(mr) \ 457 ((mr) & PCI_ROM_ADDR_MASK) 458#define PCI_ROM_SIZE(mr) \ 459 (PCI_ROM_ADDR(mr) & -PCI_ROM_ADDR(mr)) 460 461/* 462 * capabilities link list (PCI rev. 2.2) 463 */ 464#define PCI_CAPLISTPTR_REG 0x34 /* header type 0 */ 465#define PCI_CARDBUS_CAPLISTPTR_REG 0x14 /* header type 2 */ 466#define PCI_CAPLIST_PTR(cpr) ((cpr) & 0xff) 467#define PCI_CAPLIST_NEXT(cr) (((cr) >> 8) & 0xff) 468#define PCI_CAPLIST_CAP(cr) ((cr) & 0xff) 469 470#define PCI_CAP_RESERVED 0x00 471#define PCI_CAP_PWRMGMT 0x01 472#define PCI_CAP_AGP 0x02 473#define PCI_CAP_VPD 0x03 474#define PCI_CAP_SLOTID 0x04 475#define PCI_CAP_MSI 0x05 476#define PCI_CAP_CPCI_HOTSWAP 0x06 477#define PCI_CAP_PCIX 0x07 478#define PCI_CAP_LDT 0x08 479#define PCI_CAP_VENDSPEC 0x09 480#define PCI_CAP_DEBUGPORT 0x0a 481#define PCI_CAP_CPCI_RSRCCTL 0x0b 482#define PCI_CAP_HOTPLUG 0x0c 483#define PCI_CAP_AGP8 0x0e 484#define PCI_CAP_SECURE 0x0f 485#define PCI_CAP_PCIEXPRESS 0x10 486#define PCI_CAP_MSIX 0x11 487 488/* 489 * Vital Product Data; access via capability pointer (PCI rev 2.2). 490 */ 491#define PCI_VPD_ADDRESS_MASK 0x7fff 492#define PCI_VPD_ADDRESS_SHIFT 16 493#define PCI_VPD_ADDRESS(ofs) \ 494 (((ofs) & PCI_VPD_ADDRESS_MASK) << PCI_VPD_ADDRESS_SHIFT) 495#define PCI_VPD_DATAREG(ofs) ((ofs) + 4) 496#define PCI_VPD_OPFLAG 0x80000000 497 498/* 499 * Power Management Control Status Register; access via capability pointer. 500 */ 501#define PCI_PMCSR 0x04 502#define PCI_PMCSR_STATE_MASK 0x03 503#define PCI_PMCSR_STATE_D0 0x00 504#define PCI_PMCSR_STATE_D1 0x01 505#define PCI_PMCSR_STATE_D2 0x02 506#define PCI_PMCSR_STATE_D3 0x03 507 508/* 509 * PCI Express; access via capability pointer. 510 */ 511#define PCI_PCIE_XCAP 0x00 512#define PCI_PCIE_XCAP_SI 0x01000000 513#define PCI_PCIE_DCAP 0x04 514#define PCI_PCIE_DCSR 0x08 515#define PCI_PCIE_LCAP 0x0c 516#define PCI_PCIE_LCSR 0x10 517#define PCI_PCIE_SLCAP 0x14 518#define PCI_PCIE_SLCAP_ABP 0x00000001 519#define PCI_PCIE_SLCAP_PCP 0x00000002 520#define PCI_PCIE_SLCAP_MSP 0x00000004 521#define PCI_PCIE_SLCAP_AIP 0x00000008 522#define PCI_PCIE_SLCAP_PIP 0x00000010 523#define PCI_PCIE_SLCAP_HPS 0x00000020 524#define PCI_PCIE_SLCAP_HPC 0x00000040 525#define PCI_PCIE_SLCSR 0x18 526#define PCI_PCIE_SLCSR_ABE 0x00000001 527#define PCI_PCIE_SLCSR_PFE 0x00000002 528#define PCI_PCIE_SLCSR_MSE 0x00000004 529#define PCI_PCIE_SLCSR_PDE 0x00000008 530#define PCI_PCIE_SLCSR_CCE 0x00000010 531#define PCI_PCIE_SLCSR_HPE 0x00000020 532#define PCI_PCIE_SLCSR_ABP 0x00010000 533#define PCI_PCIE_SLCSR_PFD 0x00020000 534#define PCI_PCIE_SLCSR_MSC 0x00040000 535#define PCI_PCIE_SLCSR_PDC 0x00080000 536#define PCI_PCIE_SLCSR_CC 0x00100000 537#define PCI_PCIE_SLCSR_MS 0x00200000 538#define PCI_PCIE_SLCSR_PDS 0x00400000 539#define PCI_PCIE_SLCSR_LACS 0x01000000 540#define PCI_PCIE_RCSR 0x1c 541 542/* 543 * Interrupt Configuration Register; contains interrupt pin and line. 544 */ 545#define PCI_INTERRUPT_REG 0x3c 546 547typedef u_int8_t pci_intr_pin_t; 548typedef u_int8_t pci_intr_line_t; 549 550#define PCI_INTERRUPT_PIN_SHIFT 8 551#define PCI_INTERRUPT_PIN_MASK 0xff 552#define PCI_INTERRUPT_PIN(icr) \ 553 (((icr) >> PCI_INTERRUPT_PIN_SHIFT) & PCI_INTERRUPT_PIN_MASK) 554 555#define PCI_INTERRUPT_LINE_SHIFT 0 556#define PCI_INTERRUPT_LINE_MASK 0xff 557#define PCI_INTERRUPT_LINE(icr) \ 558 (((icr) >> PCI_INTERRUPT_LINE_SHIFT) & PCI_INTERRUPT_LINE_MASK) 559 560#define PCI_MIN_GNT_SHIFT 16 561#define PCI_MIN_GNT_MASK 0xff 562#define PCI_MIN_GNT(icr) \ 563 (((icr) >> PCI_MIN_GNT_SHIFT) & PCI_MIN_GNT_MASK) 564 565#define PCI_MAX_LAT_SHIFT 24 566#define PCI_MAX_LAT_MASK 0xff 567#define PCI_MAX_LAT(icr) \ 568 (((icr) >> PCI_MAX_LAT_SHIFT) & PCI_MAX_LAT_MASK) 569 570#define PCI_INTERRUPT_PIN_NONE 0x00 571#define PCI_INTERRUPT_PIN_A 0x01 572#define PCI_INTERRUPT_PIN_B 0x02 573#define PCI_INTERRUPT_PIN_C 0x03 574#define PCI_INTERRUPT_PIN_D 0x04 575#define PCI_INTERRUPT_PIN_MAX 0x04 576 577/* 578 * Vital Product Data resource tags. 579 */ 580struct pci_vpd_smallres { 581 uint8_t vpdres_byte0; /* length of data + tag */ 582 /* Actual data. */ 583} __packed; 584 585struct pci_vpd_largeres { 586 uint8_t vpdres_byte0; 587 uint8_t vpdres_len_lsb; /* length of data only */ 588 uint8_t vpdres_len_msb; 589 /* Actual data. */ 590} __packed; 591 592#define PCI_VPDRES_ISLARGE(x) ((x) & 0x80) 593 594#define PCI_VPDRES_SMALL_LENGTH(x) ((x) & 0x7) 595#define PCI_VPDRES_SMALL_NAME(x) (((x) >> 3) & 0xf) 596 597#define PCI_VPDRES_LARGE_NAME(x) ((x) & 0x7f) 598 599#define PCI_VPDRES_TYPE_COMPATIBLE_DEVICE_ID 0x3 /* small */ 600#define PCI_VPDRES_TYPE_VENDOR_DEFINED 0xe /* small */ 601#define PCI_VPDRES_TYPE_END_TAG 0xf /* small */ 602 603#define PCI_VPDRES_TYPE_IDENTIFIER_STRING 0x02 /* large */ 604#define PCI_VPDRES_TYPE_VPD 0x10 /* large */ 605 606struct pci_vpd { 607 uint8_t vpd_key0; 608 uint8_t vpd_key1; 609 uint8_t vpd_len; /* length of data only */ 610 /* Actual data. */ 611} __packed; 612 613/* 614 * Recommended VPD fields: 615 * 616 * PN Part number of assembly 617 * FN FRU part number 618 * EC EC level of assembly 619 * MN Manufacture ID 620 * SN Serial Number 621 * 622 * Conditionally recommended VPD fields: 623 * 624 * LI Load ID 625 * RL ROM Level 626 * RM Alterable ROM Level 627 * NA Network Address 628 * DD Device Driver Level 629 * DG Diagnostic Level 630 * LL Loadable Microcode Level 631 * VI Vendor ID/Device ID 632 * FU Function Number 633 * SI Subsystem Vendor ID/Subsystem ID 634 * 635 * Additional VPD fields: 636 * 637 * Z0-ZZ User/Product Specific 638 */ 639 640#endif /* _DEV_PCI_PCIREG_H_ */ 641