1 /* 2 * CDDL HEADER START 3 * 4 * The contents of this file are subject to the terms of the 5 * Common Development and Distribution License (the "License"). 6 * You may not use this file except in compliance with the License. 7 * 8 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE 9 * or http://www.opensolaris.org/os/licensing. 10 * See the License for the specific language governing permissions 11 * and limitations under the License. 12 * 13 * When distributing Covered Code, include this CDDL HEADER in each 14 * file and include the License file at usr/src/OPENSOLARIS.LICENSE. 15 * If applicable, add the following below this CDDL HEADER, with the 16 * fields enclosed by brackets "[]" replaced with your own identifying 17 * information: Portions Copyright [yyyy] [name of copyright owner] 18 * 19 * CDDL HEADER END 20 */ 21 /* 22 * Copyright 2009 Sun Microsystems, Inc. All rights reserved. 23 * Use is subject to license terms. 24 * Copyright 2018 Joyent, Inc. 25 */ 26 27 #ifndef _SYS_PCI_H 28 #define _SYS_PCI_H 29 30 #ifdef __cplusplus 31 extern "C" { 32 #endif 33 34 /* 35 * PCI Configuration Header offsets 36 */ 37 #define PCI_CONF_VENID 0x0 /* vendor id, 2 bytes */ 38 #define PCI_CONF_DEVID 0x2 /* device id, 2 bytes */ 39 #define PCI_CONF_COMM 0x4 /* command register, 2 bytes */ 40 #define PCI_CONF_STAT 0x6 /* status register, 2 bytes */ 41 #define PCI_CONF_REVID 0x8 /* revision id, 1 byte */ 42 #define PCI_CONF_PROGCLASS 0x9 /* programming class code, 1 byte */ 43 #define PCI_CONF_SUBCLASS 0xA /* sub-class code, 1 byte */ 44 #define PCI_CONF_BASCLASS 0xB /* basic class code, 1 byte */ 45 #define PCI_CONF_CACHE_LINESZ 0xC /* cache line size, 1 byte */ 46 #define PCI_CONF_LATENCY_TIMER 0xD /* latency timer, 1 byte */ 47 #define PCI_CONF_HEADER 0xE /* header type, 1 byte */ 48 #define PCI_CONF_BIST 0xF /* builtin self test, 1 byte */ 49 50 /* 51 * Header type 0 offsets 52 */ 53 #define PCI_CONF_BASE0 0x10 /* base register 0, 4 bytes */ 54 #define PCI_CONF_BASE1 0x14 /* base register 1, 4 bytes */ 55 #define PCI_CONF_BASE2 0x18 /* base register 2, 4 bytes */ 56 #define PCI_CONF_BASE3 0x1c /* base register 3, 4 bytes */ 57 #define PCI_CONF_BASE4 0x20 /* base register 4, 4 bytes */ 58 #define PCI_CONF_BASE5 0x24 /* base register 5, 4 bytes */ 59 #define PCI_CONF_CIS 0x28 /* Cardbus CIS Pointer */ 60 #define PCI_CONF_SUBVENID 0x2c /* Subsystem Vendor ID */ 61 #define PCI_CONF_SUBSYSID 0x2e /* Subsystem ID */ 62 #define PCI_CONF_ROM 0x30 /* ROM base register, 4 bytes */ 63 #define PCI_CONF_CAP_PTR 0x34 /* capabilities pointer, 1 byte */ 64 #define PCI_CONF_ILINE 0x3c /* interrupt line, 1 byte */ 65 #define PCI_CONF_IPIN 0x3d /* interrupt pin, 1 byte */ 66 #define PCI_CONF_MIN_G 0x3e /* minimum grant, 1 byte */ 67 #define PCI_CONF_MAX_L 0x3f /* maximum grant, 1 byte */ 68 69 /* 70 * PCI to PCI bridge configuration space header format 71 */ 72 #define PCI_BCNF_PRIBUS 0x18 /* primary bus number */ 73 #define PCI_BCNF_SECBUS 0x19 /* secondary bus number */ 74 #define PCI_BCNF_SUBBUS 0x1a /* subordinate bus number */ 75 #define PCI_BCNF_LATENCY_TIMER 0x1b 76 #define PCI_BCNF_IO_BASE_LOW 0x1c 77 #define PCI_BCNF_IO_LIMIT_LOW 0x1d 78 #define PCI_BCNF_SEC_STATUS 0x1e 79 #define PCI_BCNF_MEM_BASE 0x20 80 #define PCI_BCNF_MEM_LIMIT 0x22 81 #define PCI_BCNF_PF_BASE_LOW 0x24 82 #define PCI_BCNF_PF_LIMIT_LOW 0x26 83 #define PCI_BCNF_PF_BASE_HIGH 0x28 84 #define PCI_BCNF_PF_LIMIT_HIGH 0x2c 85 #define PCI_BCNF_IO_BASE_HI 0x30 86 #define PCI_BCNF_IO_LIMIT_HI 0x32 87 #define PCI_BCNF_CAP_PTR 0x34 88 #define PCI_BCNF_ROM 0x38 89 #define PCI_BCNF_ILINE 0x3c 90 #define PCI_BCNF_IPIN 0x3d 91 #define PCI_BCNF_BCNTRL 0x3e 92 93 #define PCI_BCNF_BASE_NUM 0x2 94 95 /* 96 * PCI to PCI bridge control register (0x3e) format 97 */ 98 #define PCI_BCNF_BCNTRL_PARITY_ENABLE 0x1 99 #define PCI_BCNF_BCNTRL_SERR_ENABLE 0x2 100 #define PCI_BCNF_BCNTRL_ISA_ENABLE 0x4 101 #define PCI_BCNF_BCNTRL_VGA_ENABLE 0x8 102 #define PCI_BCNF_BCNTRL_MAST_AB_MODE 0x20 103 #define PCI_BCNF_BCNTRL_DTO_STAT 0x400 104 105 #define PCI_BCNF_BCNTRL_RESET 0x0040 106 #define PCI_BCNF_BCNTRL_B2B_ENAB 0x0080 107 108 #define PCI_BCNF_IO_MASK 0xf0 109 #define PCI_BCNF_IO_SHIFT 8 110 #define PCI_BCNF_MEM_MASK 0xfff0 111 #define PCI_BCNF_MEM_SHIFT 16 112 #define PCI_BCNF_ADDR_MASK 0x000f 113 114 #define PCI_BCNF_IO_32BIT 0x01 115 #define PCI_BCNF_PF_MEM_64BIT 0x01 116 117 /* 118 * Header type 2 (Cardbus) offsets 119 */ 120 #define PCI_CBUS_SOCK_REG 0x10 /* Cardbus socket regs, 4 bytes */ 121 #define PCI_CBUS_CAP_PTR 0x14 /* Capability ptr, 1 byte */ 122 #define PCI_CBUS_RESERVED1 0x15 /* Reserved, 1 byte */ 123 #define PCI_CBUS_SEC_STATUS 0x16 /* Secondary status, 2 bytes */ 124 #define PCI_CBUS_PCI_BUS_NO 0x18 /* PCI bus number, 1 byte */ 125 #define PCI_CBUS_CBUS_NO 0x19 /* Cardbus bus number, 1 byte */ 126 #define PCI_CBUS_SUB_BUS_NO 0x1a /* Subordinate bus number, 1 byte */ 127 #define PCI_CBUS_LATENCY_TIMER 0x1b /* Cardbus latency timer, 1 byte */ 128 #define PCI_CBUS_MEM_BASE0 0x1c /* Memory base reg 0, 4 bytes */ 129 #define PCI_CBUS_MEM_LIMIT0 0x20 /* Memory limit reg 0, 4 bytes */ 130 #define PCI_CBUS_MEM_BASE1 0x24 /* Memory base reg 1, 4 bytes */ 131 #define PCI_CBUS_MEM_LIMIT1 0x28 /* Memory limit reg 1, 4 bytes */ 132 #define PCI_CBUS_IO_BASE0 0x2c /* IO base reg 0, 4 bytes */ 133 #define PCI_CBUS_IO_LIMIT0 0x30 /* IO limit reg 0, 4 bytes */ 134 #define PCI_CBUS_IO_BASE1 0x34 /* IO base reg 1, 4 bytes */ 135 #define PCI_CBUS_IO_LIMIT1 0x38 /* IO limit reg 1, 4 bytes */ 136 #define PCI_CBUS_ILINE 0x3c /* interrupt line, 1 byte */ 137 #define PCI_CBUS_IPIN 0x3d /* interrupt pin, 1 byte */ 138 #define PCI_CBUS_BRIDGE_CTRL 0x3e /* Bridge control, 2 bytes */ 139 #define PCI_CBUS_SUBVENID 0x40 /* Subsystem Vendor ID, 2 bytes */ 140 #define PCI_CBUS_SUBSYSID 0x42 /* Subsystem ID, 2 bytes */ 141 #define PCI_CBUS_LEG_MODE_ADDR 0x44 /* PCCard 16bit IF legacy mode addr */ 142 143 #define PCI_CBUS_BASE_NUM 0x1 /* number of base registers */ 144 145 /* 146 * PCI command register bits 147 */ 148 #define PCI_COMM_IO 0x1 /* I/O access enable */ 149 #define PCI_COMM_MAE 0x2 /* memory access enable */ 150 #define PCI_COMM_ME 0x4 /* master enable */ 151 #define PCI_COMM_SPEC_CYC 0x8 152 #define PCI_COMM_MEMWR_INVAL 0x10 153 #define PCI_COMM_PALETTE_SNOOP 0x20 154 #define PCI_COMM_PARITY_DETECT 0x40 155 #define PCI_COMM_WAIT_CYC_ENAB 0x80 156 #define PCI_COMM_SERR_ENABLE 0x100 157 #define PCI_COMM_BACK2BACK_ENAB 0x200 158 #define PCI_COMM_INTX_DISABLE 0x400 /* INTx emulation disable */ 159 160 /* 161 * PCI Interrupt pin value 162 */ 163 #define PCI_INTA 1 164 #define PCI_INTB 2 165 #define PCI_INTC 3 166 #define PCI_INTD 4 167 168 /* 169 * PCI status register bits 170 */ 171 #define PCI_STAT_INTR 0x8 /* Interrupt state */ 172 #define PCI_STAT_CAP 0x10 /* Implements Capabilities */ 173 #define PCI_STAT_66MHZ 0x20 /* 66 MHz capable */ 174 #define PCI_STAT_UDF 0x40 /* UDF supported */ 175 #define PCI_STAT_FBBC 0x80 /* Fast Back-to-Back Capable */ 176 #define PCI_STAT_S_PERROR 0x100 /* Data Parity Reported */ 177 #define PCI_STAT_DEVSELT 0x600 /* Device select timing */ 178 #define PCI_STAT_S_TARG_AB 0x800 /* Signaled Target Abort */ 179 #define PCI_STAT_R_TARG_AB 0x1000 /* Received Target Abort */ 180 #define PCI_STAT_R_MAST_AB 0x2000 /* Received Master Abort */ 181 #define PCI_STAT_S_SYSERR 0x4000 /* Signaled System Error */ 182 #define PCI_STAT_PERROR 0x8000 /* Detected Parity Error */ 183 184 /* 185 * DEVSEL timing values 186 */ 187 #define PCI_STAT_DEVSELT_FAST 0x0000 188 #define PCI_STAT_DEVSELT_MEDIUM 0x0200 189 #define PCI_STAT_DEVSELT_SLOW 0x0400 190 191 /* 192 * BIST values 193 */ 194 #define PCI_BIST_SUPPORTED 0x80 195 #define PCI_BIST_GO 0x40 196 #define PCI_BIST_RESULT_M 0x0f 197 #define PCI_BIST_RESULT_OK 0x00 198 199 /* 200 * PCI class codes 201 */ 202 #define PCI_CLASS_NONE 0x0 /* class code for pre-2.0 devices */ 203 #define PCI_CLASS_MASS 0x1 /* Mass storage Controller class */ 204 #define PCI_CLASS_NET 0x2 /* Network Controller class */ 205 #define PCI_CLASS_DISPLAY 0x3 /* Display Controller class */ 206 #define PCI_CLASS_MM 0x4 /* Multimedia Controller class */ 207 #define PCI_CLASS_MEM 0x5 /* Memory Controller class */ 208 #define PCI_CLASS_BRIDGE 0x6 /* Bridge Controller class */ 209 #define PCI_CLASS_COMM 0x7 /* Communications Controller class */ 210 #define PCI_CLASS_PERIPH 0x8 /* Peripheral Controller class */ 211 #define PCI_CLASS_INPUT 0x9 /* Input Device class */ 212 #define PCI_CLASS_DOCK 0xa /* Docking Station class */ 213 #define PCI_CLASS_PROCESSOR 0xb /* Processor class */ 214 #define PCI_CLASS_SERIALBUS 0xc /* Serial Bus class */ 215 #define PCI_CLASS_WIRELESS 0xd /* Wireless Controller class */ 216 #define PCI_CLASS_INTIO 0xe /* Intelligent IO Controller class */ 217 #define PCI_CLASS_SATELLITE 0xf /* Satellite Communication class */ 218 #define PCI_CLASS_CRYPT 0x10 /* Encrytion/Decryption class */ 219 #define PCI_CLASS_SIGNAL 0x11 /* Signal Processing class */ 220 221 /* 222 * PCI Sub-class codes - base class 0x0 (no new devices should use this code). 223 */ 224 #define PCI_NONE_NOTVGA 0x0 /* All devices except VGA compatible */ 225 #define PCI_NONE_VGA 0x1 /* VGA compatible */ 226 227 /* 228 * PCI Sub-class codes - base class 0x1 (mass storage controllers) 229 */ 230 #define PCI_MASS_SCSI 0x0 /* SCSI bus Controller */ 231 #define PCI_MASS_IDE 0x1 /* IDE Controller */ 232 #define PCI_MASS_FD 0x2 /* Floppy disk Controller */ 233 #define PCI_MASS_IPI 0x3 /* IPI bus Controller */ 234 #define PCI_MASS_RAID 0x4 /* RAID Controller */ 235 #define PCI_MASS_ATA 0x5 /* ATA Controller */ 236 #define PCI_MASS_SATA 0x6 /* Serial ATA */ 237 #define PCI_MASS_SAS 0x7 /* Serial Attached SCSI (SAS) Cntrlr */ 238 #define PCI_MASS_NVME 0x8 /* Non-Volatile memory controller */ 239 #define PCI_MASS_OTHER 0x80 /* Other Mass Storage Controller */ 240 241 /* 242 * programming interface for IDE (subclass 1) 243 */ 244 #define PCI_IDE_IF_NATIVE_PRI 0x1 /* primary channel is native */ 245 #define PCI_IDE_IF_PROG_PRI 0x2 /* primary can operate in either mode */ 246 #define PCI_IDE_IF_NATIVE_SEC 0x4 /* secondary channel is native */ 247 #define PCI_IDE_IF_PROG_SEC 0x8 /* sec. can operate in either mode */ 248 #define PCI_IDE_IF_MASK 0xf /* programming interface mask */ 249 250 251 /* 252 * programming interface for ATA (subclass 5) 253 */ 254 #define PCI_ATA_IF_SINGLE_DMA 0x20 /* ATA controller with single DMA */ 255 #define PCI_ATA_IF_CHAINED_DMA 0x30 /* ATA controller with chained DMA */ 256 257 /* 258 * programming interface for ATA (subclass 6) for SATA 259 */ 260 #define PCI_SATA_VS_INTERFACE 0x0 /* SATA Ctlr Vendor Specific Intfc */ 261 #define PCI_SATA_AHCI_INTERFACE 0x1 /* SATA Ctlr AHCI 1.0 Interface */ 262 #define PCI_SATA_SSB_INTERFACE 0x2 /* Serial Storage Bus Interface */ 263 264 /* 265 * programming interface for ATA (subclass 7) for SAS 266 */ 267 #define PCI_SAS_CONTROLLER 0x0 /* SAS Controller */ 268 #define PCI_SAS_BUS_INTERFACE 0x1 /* Serial Storage Bus Interface */ 269 270 /* 271 * PCI Sub-class codes - base class 0x2 (Network controllers) 272 */ 273 #define PCI_NET_ENET 0x0 /* Ethernet Controller */ 274 #define PCI_NET_TOKEN 0x1 /* Token Ring Controller */ 275 #define PCI_NET_FDDI 0x2 /* FDDI Controller */ 276 #define PCI_NET_ATM 0x3 /* ATM Controller */ 277 #define PCI_NET_ISDN 0x4 /* ISDN Controller */ 278 #define PCI_NET_WFIP 0x5 /* WorldFip Controller */ 279 #define PCI_NET_PICMG 0x6 /* PICMG 2.14 Multi Computing */ 280 #define PCI_NET_OTHER 0x80 /* Other Network Controller */ 281 282 /* 283 * PCI Sub-class codes - base class 03 (display controllers) 284 */ 285 #define PCI_DISPLAY_VGA 0x0 /* VGA device */ 286 #define PCI_DISPLAY_XGA 0x1 /* XGA device */ 287 #define PCI_DISPLAY_3D 0x2 /* 3D controller */ 288 #define PCI_DISPLAY_OTHER 0x80 /* Other Display Device */ 289 290 /* 291 * programming interface for display for display class (subclass 0) VGA ctrlrs 292 */ 293 #define PCI_DISPLAY_IF_VGA 0x0 /* VGA compatible */ 294 #define PCI_DISPLAY_IF_8514 0x1 /* 8514 compatible */ 295 296 /* 297 * PCI Sub-class codes - base class 0x4 (multi-media devices) 298 */ 299 #define PCI_MM_VIDEO 0x0 /* Video device */ 300 #define PCI_MM_AUDIO 0x1 /* Audio device */ 301 #define PCI_MM_TELEPHONY 0x2 /* Computer Telephony device */ 302 #define PCI_MM_MIXED_MODE 0x3 /* Mixed Mode device */ 303 #define PCI_MM_OTHER 0x80 /* Other Multimedia Device */ 304 305 /* 306 * PCI Sub-class codes - base class 0x5 (memory controllers) 307 */ 308 #define PCI_MEM_RAM 0x0 /* RAM device */ 309 #define PCI_MEM_FLASH 0x1 /* FLASH device */ 310 #define PCI_MEM_OTHER 0x80 /* Other Memory Controller */ 311 312 /* 313 * PCI Sub-class codes - base class 0x6 (Bridge devices) 314 */ 315 #define PCI_BRIDGE_HOST 0x0 /* Host/PCI Bridge */ 316 #define PCI_BRIDGE_ISA 0x1 /* PCI/ISA Bridge */ 317 #define PCI_BRIDGE_EISA 0x2 /* PCI/EISA Bridge */ 318 #define PCI_BRIDGE_MC 0x3 /* PCI/MC Bridge */ 319 #define PCI_BRIDGE_PCI 0x4 /* PCI/PCI Bridge */ 320 #define PCI_BRIDGE_PCMCIA 0x5 /* PCI/PCMCIA Bridge */ 321 #define PCI_BRIDGE_NUBUS 0x6 /* PCI/NUBUS Bridge */ 322 #define PCI_BRIDGE_CARDBUS 0x7 /* PCI/CARDBUS Bridge */ 323 #define PCI_BRIDGE_RACE 0x8 /* RACE-way Bridge */ 324 #define PCI_BRIDGE_STPCI 0x9 /* Semi-transparent PCI/PCI Bridge */ 325 #define PCI_BRIDGE_IB 0xA /* InfiniBand/PCI host Bridge */ 326 #define PCI_BRIDGE_AS 0xB /* AS/PCI host Bridge */ 327 #define PCI_BRIDGE_OTHER 0x80 /* PCI/Other Bridge Device */ 328 329 /* 330 * programming interface for Bridges class 0x6 (subclass 4) PCI-PCI bridge 331 */ 332 #define PCI_BRIDGE_PCI_IF_PCI2PCI 0x0 /* PCI-PCI bridge */ 333 #define PCI_BRIDGE_PCI_IF_SUBDECODE 0x1 /* Subtractive Decode */ 334 /* PCI/PCI bridge */ 335 336 /* 337 * programming interface for Bridges class 0x6 (subclass 08) RACEway bridge 338 */ 339 #define PCI_BRIDGE_RACE_IF_TRANSPARENT 0x0 /* Transport mode */ 340 #define PCI_BRIDGE_RACE_IF_ENDPOINT 0x1 /* Endpoint mode */ 341 342 /* 343 * programming interface for Bridges class 0x6 (subclass 09) 344 * Semi-transparent PCI-to-PCI bridge 345 */ 346 #define PCI_BRIDGE_STPCI_IF_PRIMARY 0x40 /* primary PCI side bus */ 347 /* facing system processor */ 348 #define PCI_BRIDGE_STPCI_IF_SECONDARY 0x80 /* secondary PCI side bus */ 349 /* facing system processor */ 350 351 /* 352 * programming interface for Bridges class 0x6 (subclass 0B) AS bridge 353 */ 354 #define PCI_BRIDGE_AS_CUSTOM_INTFC 0x0 /* Custom interface */ 355 #define PCI_BRIDGE_AS_PORTAL_INTFC 0x1 /* ASI-SIG Portal Interface */ 356 357 /* 358 * PCI Sub-class codes - base class 0x7 (communication devices) 359 */ 360 #define PCI_COMM_GENERIC_XT 0x0 /* XT Compatible Serial Controller */ 361 #define PCI_COMM_PARALLEL 0x1 /* Parallel Port Controller */ 362 #define PCI_COMM_MSC 0x2 /* Multiport Serial Controller */ 363 #define PCI_COMM_MODEM 0x3 /* Modem Controller */ 364 #define PCI_COMM_GPIB 0x4 /* GPIB Controller */ 365 #define PCI_COMM_SMARTCARD 0x5 /* Smart Card Controller */ 366 #define PCI_COMM_OTHER 0x80 /* Other Communications Controller */ 367 368 /* 369 * Programming interfaces for class 0x7 / subclass 0x0 (Serial) 370 */ 371 #define PCI_COMM_SERIAL_IF_GENERIC 0x0 /* Generic XT-compat serial */ 372 #define PCI_COMM_SERIAL_IF_16450 0x1 /* 16450-compat serial ctrlr */ 373 #define PCI_COMM_SERIAL_IF_16550 0x2 /* 16550-compat serial ctrlr */ 374 #define PCI_COMM_SERIAL_IF_16650 0x3 /* 16650-compat serial ctrlr */ 375 #define PCI_COMM_SERIAL_IF_16750 0x4 /* 16750-compat serial ctrlr */ 376 #define PCI_COMM_SERIAL_IF_16850 0x5 /* 16850-compat serial ctrlr */ 377 #define PCI_COMM_SERIAL_IF_16950 0x6 /* 16950-compat serial ctrlr */ 378 379 /* 380 * Programming interfaces for class 0x7 / subclass 0x1 (Parallel) 381 */ 382 #define PCI_COMM_PARALLEL_IF_GENERIC 0x0 /* Generic Parallel port */ 383 #define PCI_COMM_PARALLEL_IF_BIDIRECT 0x1 /* Bi-directional Parallel */ 384 #define PCI_COMM_PARALLEL_IF_ECP 0x2 /* ECP 1.X Parallel port */ 385 #define PCI_COMM_PARALLEL_IF_1284 0x3 /* IEEE 1284 Parallel port */ 386 #define PCI_COMM_PARALLEL_IF_1284_TARG 0xFE /* IEEE 1284 target device */ 387 388 /* 389 * Programming interfaces for class 0x7 / subclass 0x3 (Modem) 390 */ 391 #define PCI_COMM_MODEM_IF_GENERIC 0x0 /* Generic Modem */ 392 #define PCI_COMM_MODEM_IF_HAYES_16450 0x1 /* Hayes 16450-compat Modem */ 393 #define PCI_COMM_MODEM_IF_HAYES_16550 0x2 /* Hayes 16550-compat Modem */ 394 #define PCI_COMM_MODEM_IF_HAYES_16650 0x3 /* Hayes 16650-compat Modem */ 395 #define PCI_COMM_MODEM_IF_HAYES_16750 0x4 /* Hayes 16750-compat Modem */ 396 397 /* 398 * PCI Sub-class codes - base class 0x8 399 */ 400 #define PCI_PERIPH_PIC 0x0 /* Generic PIC */ 401 #define PCI_PERIPH_DMA 0x1 /* Generic DMA Controller */ 402 #define PCI_PERIPH_TIMER 0x2 /* Generic System Timer Controller */ 403 #define PCI_PERIPH_RTC 0x3 /* Generic RTC Controller */ 404 #define PCI_PERIPH_HPC 0x4 /* Generic PCI Hot-Plug Controller */ 405 #define PCI_PERIPH_SD_HC 0x5 /* SD Host Controller */ 406 #define PCI_PERIPH_IOMMU 0x6 /* IOMMU */ 407 #define PCI_PERIPH_OTHER 0x80 /* Other System Peripheral */ 408 409 /* 410 * Programming interfaces for class 0x8 / subclass 0x0 (interrupt controller) 411 */ 412 #define PCI_PERIPH_PIC_IF_GENERIC 0x0 /* Generic 8259 APIC */ 413 #define PCI_PERIPH_PIC_IF_ISA 0x1 /* ISA PIC */ 414 #define PCI_PERIPH_PIC_IF_EISA 0x2 /* EISA PIC */ 415 #define PCI_PERIPH_PIC_IF_IO_APIC 0x10 /* I/O APIC interrupt ctrlr */ 416 #define PCI_PERIPH_PIC_IF_IOX_APIC 0x20 /* I/O(x) APIC intr ctrlr */ 417 418 /* 419 * Programming interfaces for class 0x8 / subclass 0x1 (DMA controller) 420 */ 421 #define PCI_PERIPH_DMA_IF_GENERIC 0x0 /* Generic 8237 DMA ctrlr */ 422 #define PCI_PERIPH_DMA_IF_ISA 0x1 /* ISA DMA ctrlr */ 423 #define PCI_PERIPH_DMA_IF_EISA 0x2 /* EISA DMA ctrlr */ 424 425 /* 426 * Programming interfaces for class 0x8 / subclass 0x2 (timer) 427 */ 428 #define PCI_PERIPH_TIMER_IF_GENERIC 0x0 /* Generic 8254 system timer */ 429 #define PCI_PERIPH_TIMER_IF_ISA 0x1 /* ISA system timers */ 430 #define PCI_PERIPH_TIMER_IF_EISA 0x2 /* EISA system timers (two) */ 431 #define PCI_PERIPH_TIMER_IF_HPET 0x3 /* High Perf Event timer */ 432 433 /* 434 * Programming interfaces for class 0x8 / subclass 0x3 (realtime clock) 435 */ 436 #define PCI_PERIPH_RTC_IF_GENERIC 0x0 /* Generic RTC controller */ 437 #define PCI_PERIPH_RTC_IF_ISA 0x1 /* ISA RTC controller */ 438 439 /* 440 * PCI Sub-class codes - base class 0x9 441 */ 442 #define PCI_INPUT_KEYBOARD 0x0 /* Keyboard Controller */ 443 #define PCI_INPUT_DIGITIZ 0x1 /* Digitizer (Pen) */ 444 #define PCI_INPUT_MOUSE 0x2 /* Mouse Controller */ 445 #define PCI_INPUT_SCANNER 0x3 /* Scanner Controller */ 446 #define PCI_INPUT_GAMEPORT 0x4 /* Gameport Controller */ 447 #define PCI_INPUT_OTHER 0x80 /* Other Input Controller */ 448 449 /* 450 * Programming interfaces for class 0x9 / subclass 0x4 (Gameport controller) 451 */ 452 #define PCI_INPUT_GAMEPORT_IF_GENERIC 0x00 /* Generic controller */ 453 #define PCI_INPUT_GAMEPORT_IF_LEGACY 0x10 /* Legacy controller */ 454 455 /* 456 * PCI Sub-class codes - base class 0xA 457 */ 458 #define PCI_DOCK_GENERIC 0x00 /* Generic Docking Station */ 459 #define PCI_DOCK_OTHER 0x80 /* Other Type of Docking Station */ 460 461 /* 462 * PCI Sub-class codes - base class 0xB 463 */ 464 #define PCI_PROCESSOR_386 0x0 /* 386 */ 465 #define PCI_PROCESSOR_486 0x1 /* 486 */ 466 #define PCI_PROCESSOR_PENT 0x2 /* Pentium */ 467 #define PCI_PROCESSOR_ALPHA 0x10 /* Alpha */ 468 #define PCI_PROCESSOR_POWERPC 0x20 /* PowerPC */ 469 #define PCI_PROCESSOR_MIPS 0x30 /* MIPS */ 470 #define PCI_PROCESSOR_COPROC 0x40 /* Co-processor */ 471 #define PCI_PROCESSOR_OTHER 0x80 /* Other processors */ 472 473 /* 474 * PCI Sub-class codes - base class 0xC (Serial Controllers) 475 */ 476 #define PCI_SERIAL_FIRE 0x0 /* FireWire (IEEE 1394) */ 477 #define PCI_SERIAL_ACCESS 0x1 /* ACCESS.bus */ 478 #define PCI_SERIAL_SSA 0x2 /* SSA */ 479 #define PCI_SERIAL_USB 0x3 /* Universal Serial Bus */ 480 #define PCI_SERIAL_FIBRE 0x4 /* Fibre Channel */ 481 #define PCI_SERIAL_SMBUS 0x5 /* System Management Bus */ 482 #define PCI_SERIAL_IB 0x6 /* InfiniBand */ 483 #define PCI_SERIAL_IPMI 0x7 /* IPMI */ 484 #define PCI_SERIAL_SERCOS 0x8 /* SERCOS Interface Std (IEC 61491) */ 485 #define PCI_SERIAL_CANBUS 0x9 /* CANbus */ 486 #define PCI_SERIAL_OTHER 0x80 /* Other Serial Bus Controllers */ 487 488 /* 489 * Programming interfaces for class 0xC / subclass 0x0 (Firewire) 490 */ 491 #define PCI_SERIAL_FIRE_WIRE 0x00 /* IEEE 1394 (Firewire) */ 492 #define PCI_SERIAL_FIRE_1394_HCI 0x10 /* 1394 OpenHCI Host Cntrlr */ 493 494 /* 495 * Programming interfaces for class 0xC / subclass 0x3 (USB controller) 496 */ 497 #define PCI_SERIAL_USB_IF_UHCI 0x00 /* UHCI Compliant */ 498 #define PCI_SERIAL_USB_IF_OHCI 0x10 /* OHCI Compliant */ 499 #define PCI_SERIAL_USB_IF_EHCI 0x20 /* EHCI Compliant */ 500 #define PCI_SERIAL_USB_IF_GENERIC 0x80 /* no specific HCD */ 501 #define PCI_SERIAL_USB_IF_DEVICE 0xFE /* not a HCD */ 502 503 /* 504 * Programming interfaces for class 0xC / subclass 0x7 (IPMI controller) 505 */ 506 #define PCI_SERIAL_IPMI_IF_SMIC 0x0 /* SMIC Interface */ 507 #define PCI_SERIAL_IPMI_IF_KBD 0x1 /* Keyboard Ctrl Style Intfc */ 508 #define PCI_SERIAL_IPMI_IF_BTI 0x2 /* Block Transfer Interface */ 509 510 /* 511 * PCI Sub-class codes - base class 0xD (Wireless controllers) 512 */ 513 #define PCI_WIRELESS_IRDA 0x0 /* iRDA Compatible Controller */ 514 #define PCI_WIRELESS_IR 0x1 /* Consumer IR Controller */ 515 #define PCI_WIRELESS_RF 0x10 /* RF Controller */ 516 #define PCI_WIRELESS_BLUETOOTH 0x11 /* Bluetooth Controller */ 517 #define PCI_WIRELESS_BROADBAND 0x12 /* Broadband Controller */ 518 #define PCI_WIRELESS_80211A 0x20 /* Ethernet 802.11a 5 GHz */ 519 #define PCI_WIRELESS_80211B 0x21 /* Ethernet 802.11b 2.4 GHz */ 520 #define PCI_WIRELESS_OTHER 0x80 /* Other Wireless Controllers */ 521 522 /* 523 * Programming interfaces for class 0xD / subclass 0x1 (Consumer IR controller) 524 */ 525 #define PCI_WIRELESS_IR_CONSUMER 0x00 /* Consumer IR Controller */ 526 #define PCI_WIRELESS_IR_UWB_RC 0x10 /* UWB Radio Controller */ 527 528 /* 529 * PCI Sub-class codes - base class 0xE (Intelligent I/O controllers) 530 */ 531 #define PCI_INTIO_MSG_FIFO 0x0 /* Message FIFO at off 40h */ 532 #define PCI_INTIO_I20 0x1 /* I20 Arch Spec 1.0 */ 533 534 /* 535 * PCI Sub-class codes - base class 0xF (Satellite Communication controllers) 536 */ 537 #define PCI_SATELLITE_COMM_TV 0x01 /* TV */ 538 #define PCI_SATELLITE_COMM_AUDIO 0x02 /* Audio */ 539 #define PCI_SATELLITE_COMM_VOICE 0x03 /* Voice */ 540 #define PCI_SATELLITE_COMM_DATA 0x04 /* DATA */ 541 #define PCI_SATELLITE_COMM_OTHER 0x80 /* Other Satelite Comm Cntrlr */ 542 543 /* 544 * PCI Sub-class codes - base class 0x10 (Encryption/Decryption controllers) 545 */ 546 #define PCI_CRYPT_NETWORK 0x00 /* Network and Computing */ 547 #define PCI_CRYPT_ENTERTAINMENT 0x10 /* Entertainment en/decrypt */ 548 #define PCI_CRYPT_OTHER 0x80 /* Other en/decryption ctrlrs */ 549 550 /* 551 * PCI Sub-class codes - base class 0x11 (Signal Processing controllers) 552 */ 553 #define PCI_SIGNAL_DPIO 0x00 /* DPIO modules */ 554 #define PCI_SIGNAL_PERF_COUNTERS 0x01 /* Performance counters */ 555 #define PCI_SIGNAL_COMM_SYNC 0x10 /* Comm. synchronization plus */ 556 /* time and freq test ctrlr */ 557 #define PCI_SIGNAL_MANAGEMENT 0x20 /* Management card */ 558 #define PCI_SIGNAL_OTHER 0x80 /* DSP/DAP controller */ 559 560 /* PCI header decode */ 561 #define PCI_HEADER_MULTI 0x80 /* multi-function device */ 562 #define PCI_HEADER_ZERO 0x00 /* type zero PCI header */ 563 #define PCI_HEADER_ONE 0x01 /* type one PCI header */ 564 #define PCI_HEADER_TWO 0x02 /* type two PCI header */ 565 #define PCI_HEADER_PPB PCI_HEADER_ONE /* type one PCI to PCI Bridge */ 566 #define PCI_HEADER_CARDBUS PCI_HEADER_TWO /* type one PCI header */ 567 568 #define PCI_HEADER_TYPE_M 0x7f /* type mask for header */ 569 570 /* 571 * Base register bit definitions. 572 */ 573 #define PCI_BASE_SPACE_M 0x1 /* memory space indicator */ 574 #define PCI_BASE_SPACE_IO 0x1 /* IO space */ 575 #define PCI_BASE_SPACE_MEM 0x0 /* memory space */ 576 577 #define PCI_BASE_TYPE_MEM 0x0 /* 32-bit memory address */ 578 #define PCI_BASE_TYPE_LOW 0x2 /* less than 1Mb address */ 579 #define PCI_BASE_TYPE_ALL 0x4 /* 64-bit memory address */ 580 #define PCI_BASE_TYPE_RES 0x6 /* reserved */ 581 582 #define PCI_BASE_TYPE_M 0x00000006 /* type indicator mask */ 583 #define PCI_BASE_PREF_M 0x00000008 /* prefetch mask */ 584 #define PCI_BASE_M_ADDR_M 0xfffffff0 /* memory address mask */ 585 #define PCI_BASE_M_ADDR64_M 0xfffffffffffffff0ULL /* 64bit mem addr mask */ 586 #define PCI_BASE_IO_ADDR_M 0xfffffffe /* I/O address mask */ 587 588 #define PCI_BASE_ROM_ADDR_M 0xfffff800 /* ROM address mask */ 589 #define PCI_BASE_ROM_ENABLE 0x00000001 /* ROM decoder enable */ 590 591 /* 592 * Capabilities linked list entry offsets 593 */ 594 #define PCI_CAP_ID 0x0 /* capability identifier, 1 byte */ 595 #define PCI_CAP_NEXT_PTR 0x1 /* next entry pointer, 1 byte */ 596 #define PCI_CAP_ID_REGS_OFF 0x2 /* cap id register offset */ 597 #define PCI_CAP_MAX_PTR 0x30 /* maximum number of cap pointers */ 598 #define PCI_CAP_PTR_OFF 0x40 /* minimum cap pointer offset */ 599 #define PCI_CAP_PTR_MASK 0xFC /* mask for capability pointer */ 600 601 /* 602 * Capability identifier values 603 */ 604 #define PCI_CAP_ID_PM 0x1 /* power management entry */ 605 #define PCI_CAP_ID_AGP 0x2 /* AGP supported */ 606 #define PCI_CAP_ID_VPD 0x3 /* VPD supported */ 607 #define PCI_CAP_ID_SLOT_ID 0x4 /* Slot Identification supported */ 608 #define PCI_CAP_ID_MSI 0x5 /* MSI supported */ 609 #define PCI_CAP_ID_cPCI_HS 0x6 /* CompactPCI Host Swap supported */ 610 #define PCI_CAP_ID_PCIX 0x7 /* PCI-X supported */ 611 #define PCI_CAP_ID_HT 0x8 /* HyperTransport supported */ 612 #define PCI_CAP_ID_VS 0x9 /* Vendor Specific */ 613 #define PCI_CAP_ID_DEBUG_PORT 0xA /* Debug Port supported */ 614 #define PCI_CAP_ID_cPCI_CRC 0xB /* CompactPCI central resource ctrl */ 615 #define PCI_CAP_ID_PCI_HOTPLUG 0xC /* PCI Hot Plug (SHPC) supported */ 616 #define PCI_CAP_ID_P2P_SUBSYS 0xD /* PCI bridge Sub-system ID */ 617 #define PCI_CAP_ID_AGP_8X 0xE /* AGP 8X supported */ 618 #define PCI_CAP_ID_SECURE_DEV 0xF /* Secure Device supported */ 619 #define PCI_CAP_ID_PCI_E 0x10 /* PCI Express supported */ 620 #define PCI_CAP_ID_MSI_X 0x11 /* MSI-X supported */ 621 #define PCI_CAP_ID_SATA 0x12 /* SATA Data/Index Config supported */ 622 #define PCI_CAP_ID_FLR 0x13 /* Function Level Reset supported */ 623 624 /* 625 * Capability next entry pointer values 626 */ 627 #define PCI_CAP_NEXT_PTR_NULL 0x0 /* no more entries in the list */ 628 629 /* 630 * PCI power management (PM) capability entry offsets 631 */ 632 #define PCI_PMCAP 0x2 /* PM capabilities, 2 bytes */ 633 #define PCI_PMCSR 0x4 /* PM control/status reg, 2 bytes */ 634 #define PCI_PMCSR_BSE 0x6 /* PCI-PCI bridge extensions, 1 byte */ 635 #define PCI_PMDATA 0x7 /* PM data, 1 byte */ 636 637 /* 638 * PM capabilities values - 2 bytes 639 */ 640 #define PCI_PMCAP_VER_1_0 0x1 /* PCI PM spec 1.0 */ 641 #define PCI_PMCAP_VER_1_1 0x2 /* PCI PM spec 1.1 */ 642 #define PCI_PMCAP_VER_MASK 0x7 /* version mask */ 643 #define PCI_PMCAP_PME_CLOCK 0x8 /* needs PCI clock for PME */ 644 #define PCI_PMCAP_DSI 0x20 /* needs device specific init */ 645 #define PCI_PMCAP_AUX_CUR_SELF 0x0 /* 0 aux current - self powered */ 646 #define PCI_PMCAP_AUX_CUR_55mA 0x40 /* 55 mA aux current */ 647 #define PCI_PMCAP_AUX_CUR_100mA 0x80 /* 100 mA aux current */ 648 #define PCI_PMCAP_AUX_CUR_160mA 0xc0 /* 160 mA aux current */ 649 #define PCI_PMCAP_AUX_CUR_220mA 0x100 /* 220 mA aux current */ 650 #define PCI_PMCAP_AUX_CUR_270mA 0x140 /* 270 mA aux current */ 651 #define PCI_PMCAP_AUX_CUR_320mA 0x180 /* 320 mA aux current */ 652 #define PCI_PMCAP_AUX_CUR_375mA 0x1c0 /* 375 mA aux current */ 653 #define PCI_PMCAP_AUX_CUR_MASK 0x1c0 /* 3.3Vaux aux current needs */ 654 #define PCI_PMCAP_D1 0x200 /* D1 state supported */ 655 #define PCI_PMCAP_D2 0x400 /* D2 state supported */ 656 #define PCI_PMCAP_D0_PME 0x800 /* PME from D0 */ 657 #define PCI_PMCAP_D1_PME 0x1000 /* PME from D1 */ 658 #define PCI_PMCAP_D2_PME 0x2000 /* PME from D2 */ 659 #define PCI_PMCAP_D3HOT_PME 0x4000 /* PME from D3hot */ 660 #define PCI_PMCAP_D3COLD_PME 0x8000 /* PME from D3cold */ 661 #define PCI_PMCAP_PME_MASK 0xf800 /* PME support mask */ 662 663 /* 664 * PM control/status values - 2 bytes 665 */ 666 #define PCI_PMCSR_D0 0x0 /* power state D0 */ 667 #define PCI_PMCSR_D1 0x1 /* power state D1 */ 668 #define PCI_PMCSR_D2 0x2 /* power state D2 */ 669 #define PCI_PMCSR_D3HOT 0x3 /* power state D3hot */ 670 #define PCI_PMCSR_STATE_MASK 0x3 /* power state mask */ 671 #define PCI_PMCSR_PME_EN 0x100 /* enable PME assertion */ 672 #define PCI_PMCSR_DSEL_D0_PWR_C 0x0 /* D0 power consumed */ 673 #define PCI_PMCSR_DSEL_D1_PWR_C 0x200 /* D1 power consumed */ 674 #define PCI_PMCSR_DSEL_D2_PWR_C 0x400 /* D2 power consumed */ 675 #define PCI_PMCSR_DSEL_D3_PWR_C 0x600 /* D3 power consumed */ 676 #define PCI_PMCSR_DSEL_D0_PWR_D 0x800 /* D0 power dissipated */ 677 #define PCI_PMCSR_DSEL_D1_PWR_D 0xa00 /* D1 power dissipated */ 678 #define PCI_PMCSR_DSEL_D2_PWR_D 0xc00 /* D2 power dissipated */ 679 #define PCI_PMCSR_DSEL_D3_PWR_D 0xe00 /* D3 power dissipated */ 680 #define PCI_PMCSR_DSEL_COM_C 0x1000 /* common power consumption */ 681 #define PCI_PMCSR_DSEL_MASK 0x1e00 /* data select mask */ 682 #define PCI_PMCSR_DSCL_UNKNOWN 0x0 /* data scale unknown */ 683 #define PCI_PMCSR_DSCL_1_BY_10 0x2000 /* data scale 0.1x */ 684 #define PCI_PMCSR_DSCL_1_BY_100 0x4000 /* data scale 0.01x */ 685 #define PCI_PMCSR_DSCL_1_BY_1000 0x6000 /* data scale 0.001x */ 686 #define PCI_PMCSR_DSCL_MASK 0x6000 /* data scale mask */ 687 #define PCI_PMCSR_PME_STAT 0x8000 /* PME status */ 688 689 /* 690 * PM PMCSR PCI to PCI bridge support extension values - 1 byte 691 */ 692 #define PCI_PMCSR_BSE_B2_B3 0x40 /* bridge D3hot -> secondary B2 */ 693 #define PCI_PMCSR_BSE_BPCC_EN 0x80 /* bus power/clock control enabled */ 694 695 /* 696 * PCI-X capability related definitions 697 */ 698 #define PCI_PCIX_COMMAND 0x2 /* Command register offset */ 699 #define PCI_PCIX_STATUS 0x4 /* Status register offset */ 700 #define PCI_PCIX_ECC_STATUS 0x8 /* ECC Status register offset */ 701 #define PCI_PCIX_ECC_FST_AD 0xC /* ECC First address register offset */ 702 #define PCI_PCIX_ECC_SEC_AD 0x10 /* ECC Second address register offset */ 703 #define PCI_PCIX_ECC_ATTR 0x14 /* ECC Attribute register offset */ 704 705 /* 706 * PCI-X bridge capability related definitions 707 */ 708 #define PCI_PCIX_SEC_STATUS 0x2 /* Secondary Status offset */ 709 #define PCI_PCIX_SEC_STATUS_SCD 0x4 /* Split Completion Discarded */ 710 #define PCI_PCIX_SEC_STATUS_USC 0x8 /* Unexpected Split Complete */ 711 #define PCI_PCIX_SEC_STATUS_SCO 0x10 /* Split Completion Overrun */ 712 #define PCI_PCIX_SEC_STATUS_SRD 0x20 /* Split Completion Delayed */ 713 #define PCI_PCIX_SEC_STATUS_ERR_MASK 0x3C 714 715 #define PCI_PCIX_BDG_STATUS 0x4 /* Bridge Status offset */ 716 #define PCI_PCIX_BDG_STATUS_USC 0x80000 717 #define PCI_PCIX_BDG_STATUS_SCO 0x100000 718 #define PCI_PCIX_BDG_STATUS_SRD 0x200000 719 #define PCI_PCIX_BDG_STATUS_ERR_MASK 0x380000 720 721 #define PCI_PCIX_UP_SPL_CTL 0x8 /* Upstream split ctrl reg offset */ 722 #define PCI_PCIX_DOWN_SPL_CTL 0xC /* Downstream split ctrl reg offset */ 723 #define PCI_PCIX_BDG_ECC_STATUS 0x10 /* ECC Status register offset */ 724 #define PCI_PCIX_BDG_ECC_FST_AD 0x14 /* ECC First address register offset */ 725 #define PCI_PCIX_BDG_ECC_SEC_AD 0x18 /* ECC Second address register offset */ 726 #define PCI_PCIX_BDG_ECC_ATTR 0x1C /* ECC Attribute register offset */ 727 728 /* 729 * PCIX capabilities values 730 */ 731 #define PCI_PCIX_VER_MASK 0x3000 /* Bits 12 and 13 */ 732 #define PCI_PCIX_VER_0 0x0000 /* PCIX cap list item version 0 */ 733 #define PCI_PCIX_VER_1 0x1000 /* PCIX cap list item version 1 */ 734 #define PCI_PCIX_VER_2 0x2000 /* PCIX cap list item version 2 */ 735 736 #define PCI_PCIX_SPL_DSCD 0x40000 /* Split Completion Discarded */ 737 #define PCI_PCIX_UNEX_SPL 0x80000 /* Unexpected Split Completion */ 738 #define PCI_PCIX_RX_SPL_MSG 0x20000000 /* Recieved Spl Comp Error Message */ 739 740 #define PCI_PCIX_ECC_SEL 0x1 /* Secondary ECC register select */ 741 #define PCI_PCIX_ECC_EP 0x2 /* Error Present on other side */ 742 #define PCI_PCIX_ECC_S_CE 0x4 /* Addl Correctable ECC Error */ 743 #define PCI_PCIX_ECC_S_UE 0x8 /* Addl Uncorrectable ECC Error */ 744 #define PCI_PCIX_ECC_PHASE 0x70 /* ECC Error Phase */ 745 #define PCI_PCIX_ECC_CORR 0x80 /* ECC Error Corrected */ 746 #define PCI_PCIX_ECC_SYN 0xff00 /* ECC Error Syndrome */ 747 #define PCI_PCIX_ECC_FST_CMD 0xf0000 /* ECC Error First Command */ 748 #define PCI_PCIX_ECC_SEC_CMD 0xf00000 /* ECC Error Second Command */ 749 #define PCI_PCIX_ECC_UP_ATTR 0xf000000 /* ECC Error Upper Attributes */ 750 751 /* 752 * PCIX ECC Phase Values 753 */ 754 #define PCI_PCIX_ECC_PHASE_NOERR 0x0 755 #define PCI_PCIX_ECC_PHASE_FADDR 0x1 756 #define PCI_PCIX_ECC_PHASE_SADDR 0x2 757 #define PCI_PCIX_ECC_PHASE_ATTR 0x3 758 #define PCI_PCIX_ECC_PHASE_DATA32 0x4 759 #define PCI_PCIX_ECC_PHASE_DATA64 0x5 760 761 /* 762 * PCI-X Command Encoding 763 */ 764 #define PCI_PCIX_CMD_INTR 0x0 765 #define PCI_PCIX_CMD_SPEC 0x1 766 #define PCI_PCIX_CMD_IORD 0x2 767 #define PCI_PCIX_CMD_IOWR 0x3 768 #define PCI_PCIX_CMD_DEVID 0x5 769 #define PCI_PCIX_CMD_MEMRD_DW 0x6 770 #define PCI_PCIX_CMD_MEMWR 0x7 771 #define PCI_PCIX_CMD_MEMRD_BL 0x8 772 #define PCI_PCIX_CMD_MEMWR_BL 0x9 773 #define PCI_PCIX_CMD_CFRD 0xA 774 #define PCI_PCIX_CMD_CFWR 0xB 775 #define PCI_PCIX_CMD_SPL 0xC 776 #define PCI_PCIX_CMD_DADR 0xD 777 #define PCI_PCIX_CMD_MEMRDBL 0xE 778 #define PCI_PCIX_CMD_MEMWRBL 0xF 779 780 #if defined(_BIT_FIELDS_LTOH) 781 typedef struct pcix_attr { 782 uint32_t lbc :8, 783 rid :16, 784 tag :5, 785 ro :1, 786 ns :1, 787 r :1; 788 } pcix_attr_t; 789 #elif defined(_BIT_FIELDS_HTOL) 790 typedef struct pcix_attr { 791 uint32_t r :1, 792 ns :1, 793 ro :1, 794 tag :5, 795 rid :16, 796 lbc :8; 797 } pcix_attr_t; 798 #else 799 #error "bit field not defined" 800 #endif 801 802 #define PCI_PCIX_BSS_SPL_DSCD 0x4 /* Secondary split comp discarded */ 803 #define PCI_PCIX_BSS_UNEX_SPL 0x8 /* Secondary unexpected split comp */ 804 #define PCI_PCIX_BSS_SPL_OR 0x10 /* Secondary split comp overrun */ 805 #define PCI_PCIX_BSS_SPL_DLY 0x20 /* Secondary split comp delayed */ 806 807 /* 808 * PCI Hotplug capability entry offsets 809 * 810 * SHPC based PCI hotplug controller registers accessed via the DWORD 811 * select and DATA registers in PCI configuration space relative to the 812 * PCI HP capibility pointer. 813 */ 814 #define PCI_HP_DWORD_SELECT_OFF 0x2 815 #define PCI_HP_DWORD_DATA_OFF 0x4 816 817 #define PCI_HP_BASE_OFFSET_REG 0x00 818 #define PCI_HP_SLOTS_AVAIL_I_REG 0x01 819 #define PCI_HP_SLOTS_AVAIL_II_REG 0x02 820 #define PCI_HP_SLOT_CONFIGURATION_REG 0x03 821 #define PCI_HP_PROF_IF_SBCR_REG 0x04 822 #define PCI_HP_COMMAND_STATUS_REG 0x05 823 #define PCI_HP_IRQ_LOCATOR_REG 0x06 824 #define PCI_HP_SERR_LOCATOR_REG 0x07 825 #define PCI_HP_CTRL_SERR_INT_REG 0x08 826 #define PCI_HP_LOGICAL_SLOT_REGS 0x09 827 #define PCI_HP_VENDOR_SPECIFIC 0x28 828 829 /* Definitions used with the PCI_HP_SLOTS_AVAIL_I_REG register */ 830 #define PCI_HP_AVAIL_33MHZ_CONV_SPEED_SHIFT 0 831 #define PCI_HP_AVAIL_66MHZ_PCIX_SPEED_SHIFT 8 832 #define PCI_HP_AVAIL_100MHZ_PCIX_SPEED_SHIFT 16 833 #define PCI_HP_AVAIL_133MHZ_PCIX_SPEED_SHIFT 24 834 #define PCI_HP_AVAIL_SPEED_MASK 0x1F 835 836 /* Definitions used with the PCI_HP_SLOTS_AVAIL_II_REG register */ 837 #define PCI_HP_AVAIL_66MHZ_CONV_SPEED_SHIFT 0 838 839 /* Register bits used with the PCI_HP_PROF_IF_SBCR_REG register */ 840 #define PCI_HP_SBCR_33MHZ_CONV_SPEED 0x0 841 #define PCI_HP_SBCR_66MHZ_CONV_SPEED 0x1 842 #define PCI_HP_SBCR_66MHZ_PCIX_SPEED 0x2 843 #define PCI_HP_SBCR_100MHZ_PCIX_SPEED 0x3 844 #define PCI_HP_SBCR_133MHZ_PCIX_SPEED 0x4 845 #define PCI_HP_SBCR_SPEED_MASK 0x7 846 847 /* Register bits used with the PCI_HP_COMMAND_STATUS_REG register */ 848 #define PCI_HP_COMM_STS_ERR_INVALID_SPEED 0x80000 849 #define PCI_HP_COMM_STS_ERR_INVALID_COMMAND 0x40000 850 #define PCI_HP_COMM_STS_ERR_MRL_OPEN 0x20000 851 #define PCI_HP_COMM_STS_ERR_MASK 0xe0000 852 #define PCI_HP_COMM_STS_CTRL_BUSY 0x10000 853 #define PCI_HP_COMM_STS_SET_SPEED 0x40 854 855 /* Register bits used with the PCI_HP_CTRL_SERR_INT_REG register */ 856 #define PCI_HP_SERR_INT_GLOBAL_IRQ_MASK 0x1 857 #define PCI_HP_SERR_INT_GLOBAL_SERR_MASK 0x2 858 #define PCI_HP_SERR_INT_CMD_COMPLETE_MASK 0x4 859 #define PCI_HP_SERR_INT_ARBITER_SERR_MASK 0x8 860 #define PCI_HP_SERR_INT_CMD_COMPLETE_IRQ 0x10000 861 #define PCI_HP_SERR_INT_ARBITER_IRQ 0x20000 862 #define PCI_HP_SERR_INT_MASK_ALL 0xf 863 864 /* Register bits used with the PCI_HP_LOGICAL_SLOT_REGS register */ 865 #define PCI_HP_SLOT_POWER_ONLY 0x1 866 #define PCI_HP_SLOT_ENABLED 0x2 867 #define PCI_HP_SLOT_DISABLED 0x3 868 #define PCI_HP_SLOT_STATE_MASK 0x3 869 #define PCI_HP_SLOT_MRL_STATE_MASK 0x100 870 #define PCI_HP_SLOT_66MHZ_CONV_CAPABLE 0x200 871 #define PCI_HP_SLOT_CARD_EMPTY_MASK 0xc00 872 #define PCI_HP_SLOT_66MHZ_PCIX_CAPABLE 0x1000 873 #define PCI_HP_SLOT_100MHZ_PCIX_CAPABLE 0x2000 874 #define PCI_HP_SLOT_133MHZ_PCIX_CAPABLE 0x3000 875 #define PCI_HP_SLOT_PCIX_CAPABLE_MASK 0x3000 876 #define PCI_HP_SLOT_PCIX_CAPABLE_SHIFT 12 877 #define PCI_HP_SLOT_PRESENCE_DETECTED 0x10000 878 #define PCI_HP_SLOT_ISO_PWR_DETECTED 0x20000 879 #define PCI_HP_SLOT_ATTN_DETECTED 0x40000 880 #define PCI_HP_SLOT_MRL_DETECTED 0x80000 881 #define PCI_HP_SLOT_POWER_DETECTED 0x100000 882 #define PCI_HP_SLOT_PRESENCE_MASK 0x1000000 883 #define PCI_HP_SLOT_ISO_PWR_MASK 0x2000000 884 #define PCI_HP_SLOT_ATTN_MASK 0x4000000 885 #define PCI_HP_SLOT_MRL_MASK 0x8000000 886 #define PCI_HP_SLOT_POWER_MASK 0x10000000 887 #define PCI_HP_SLOT_MRL_SERR_MASK 0x20000000 888 #define PCI_HP_SLOT_POWER_SERR_MASK 0x40000000 889 #define PCI_HP_SLOT_MASK_ALL 0x5f000000 890 891 /* Register bits used with the PCI_HP_IRQ_LOCATOR_REG register */ 892 #define PCI_HP_IRQ_CMD_COMPLETE 0x1 893 #define PCI_HP_IRQ_SLOT_N_PENDING 0x2 894 895 /* Register bits used with the PCI_HP_SERR_LOCATOR_REG register */ 896 #define PCI_HP_IRQ_SERR_ARBITER_PENDING 0x1 897 #define PCI_HP_IRQ_SERR_SLOT_N_PENDING 0x2 898 899 /* Register bits used with the PCI_HP_SLOT_CONFIGURATION_REG register */ 900 #define PCI_HP_SLOT_CONFIG_MRL_SENSOR 0x40000000 901 #define PCI_HP_SLOT_CONFIG_ATTN_BUTTON 0x80000000 902 #define PCI_HP_SLOT_CONFIG_PHY_SLOT_NUM_SHIFT 16 903 #define PCI_HP_SLOT_CONFIG_PHY_SLOT_NUM_MASK 0x3FF 904 905 /* 906 * PCI Message Signalled Interrupts (MSI) capability entry offsets for 32-bit 907 */ 908 #define PCI_MSI_CTRL 0x02 /* MSI control register, 2 bytes */ 909 #define PCI_MSI_ADDR_OFFSET 0x04 /* MSI 32-bit msg address, 4 bytes */ 910 #define PCI_MSI_32BIT_DATA 0x08 /* MSI 32-bit msg data, 2 bytes */ 911 #define PCI_MSI_32BIT_MASK 0x0C /* MSI 32-bit mask bits, 4 bytes */ 912 #define PCI_MSI_32BIT_PENDING 0x10 /* MSI 32-bit pending bits, 4 bytes */ 913 914 /* 915 * PCI Message Signalled Interrupts (MSI) capability entry offsets for 64-bit 916 */ 917 #define PCI_MSI_64BIT_DATA 0x0C /* MSI 64-bit msg data, 2 bytes */ 918 #define PCI_MSI_64BIT_MASKBITS 0x10 /* MSI 64-bit mask bits, 4 bytes */ 919 #define PCI_MSI_64BIT_PENDING 0x14 /* MSI 64-bit pending bits, 4 bytes */ 920 921 /* 922 * PCI Message Signalled Interrupts (MSI) capability masks and shifts 923 */ 924 #define PCI_MSI_ENABLE_BIT 0x0001 /* MSI enable mask in MSI ctrl reg */ 925 #define PCI_MSI_MMC_MASK 0x000E /* MMC mask in MSI ctrl reg */ 926 #define PCI_MSI_MMC_SHIFT 0x1 /* Shift for MMC bits */ 927 #define PCI_MSI_MME_MASK 0x0070 /* MME mask in MSI ctrl reg */ 928 #define PCI_MSI_MME_SHIFT 0x4 /* Shift for MME bits */ 929 #define PCI_MSI_64BIT_MASK 0x0080 /* 64bit support mask in MSI ctrl reg */ 930 #define PCI_MSI_PVM_MASK 0x0100 /* PVM support mask in MSI ctrl reg */ 931 932 /* 933 * PCI Extended Message Signalled Interrupts (MSI-X) capability entry offsets 934 */ 935 #define PCI_MSIX_CTRL 0x02 /* MSI-X control register, 2 bytes */ 936 #define PCI_MSIX_TBL_OFFSET 0x04 /* MSI-X table offset, 4 bytes */ 937 #define PCI_MSIX_TBL_BIR_MASK 0x0007 /* MSI-X table BIR mask */ 938 #define PCI_MSIX_PBA_OFFSET 0x08 /* MSI-X pending bit array, 4 bytes */ 939 #define PCI_MSIX_PBA_BIR_MASK 0x0007 /* MSI-X PBA BIR mask */ 940 941 #define PCI_MSIX_TBL_SIZE_MASK 0x07FF /* table size mask in MSI-X ctrl reg */ 942 #define PCI_MSIX_FUNCTION_MASK 0x4000 /* function mask in MSI-X ctrl reg */ 943 #define PCI_MSIX_ENABLE_BIT 0x8000 /* MSI-X enable mask in MSI-X ctl reg */ 944 945 #define PCI_MSIX_LOWER_ADDR_OFFSET 0 /* MSI-X lower addr offset */ 946 #define PCI_MSIX_UPPER_ADDR_OFFSET 4 /* MSI-X upper addr offset */ 947 #define PCI_MSIX_DATA_OFFSET 8 /* MSI-X data offset */ 948 #define PCI_MSIX_VECTOR_CTRL_OFFSET 12 /* MSI-X vector ctrl offset */ 949 #define PCI_MSIX_VECTOR_SIZE 16 /* MSI-X size of each vector */ 950 951 /* 952 * PCI Message Signalled Interrupts: other interesting constants 953 */ 954 #define PCI_MSI_MAX_INTRS 32 /* maximum MSI interrupts supported */ 955 #define PCI_MSIX_MAX_INTRS 2048 /* maximum MSI-X interrupts supported */ 956 957 /* 958 * PCI Slot Id Capabilities, 2 bytes 959 */ 960 /* Byte 1: Expansion Slot Register (ESR), Byte 2: Chassis Number Register */ 961 #define PCI_CAPSLOT_ESR_NSLOTS_MASK 0x1F /* Number of slots mask */ 962 #define PCI_CAPSLOT_ESR_FIC 0x20 /* First In Chassis bit */ 963 #define PCI_CAPSLOT_ESR_FIC_MASK 0x01 /* First In Chassis mask */ 964 #define PCI_CAPSLOT_ESR_FIC_SHIFT 5 /* First In Chassis shift */ 965 #define PCI_CAPSLOT_FIC(esr_reg) ((esr_reg) & PCI_CAPSLOT_ESR_FIC) 966 #define PCI_CAPSLOT_NSLOTS(esr_reg) ((esr_reg) & \ 967 PCI_CAPSLOT_ESR_NSLOTS_MASK) 968 969 /* 970 * HyperTransport Capabilities; each HT cap uses the same PCI cap id of 971 * PCI_CAP_ID_HT. The header's upper 16-bits (command reg) contains an HT 972 * cap type reg at bits [15:11]. For Slave/Pri Interface and Host/Sec 973 * Interface types, only bits [15:13] are used. 974 */ 975 #define PCI_HTCAP_TYPE_MASK 0xF800 976 #define PCI_HTCAP_TYPE_SLHOST_MASK 0xE000 /* SLPRI and HOSTSEC types */ 977 #define PCI_HTCAP_TYPE_SHIFT 11 978 979 #define PCI_HTCAP_SLPRI_ID 0x00 980 #define PCI_HTCAP_HOSTSEC_ID 0x04 981 #define PCI_HTCAP_SWITCH_ID 0x08 982 #define PCI_HTCAP_INTCONF_ID 0x10 983 #define PCI_HTCAP_REVID_ID 0x11 984 #define PCI_HTCAP_UNITID_CLUMP_ID 0x12 985 #define PCI_HTCAP_ECFG_ID 0x13 986 #define PCI_HTCAP_ADDRMAP_ID 0x14 987 #define PCI_HTCAP_MSIMAP_ID 0x15 988 #define PCI_HTCAP_DIRROUTE_ID 0x16 989 #define PCI_HTCAP_VCSET_ID 0x17 990 #define PCI_HTCAP_RETRYMODE_ID 0x18 991 #define PCI_HTCAP_X86ENC_ID 0x19 992 #define PCI_HTCAP_GEN3_ID 0x1A 993 #define PCI_HTCAP_FUNCEXT_ID 0x1B 994 #define PCI_HTCAP_PM_ID 0x1C 995 996 #define PCI_HTCAP_SLPRI_TYPE /* 0x0000 */ \ 997 (PCI_HTCAP_SLPRI_ID << PCI_HTCAP_TYPE_SHIFT) 998 999 #define PCI_HTCAP_HOSTSEC_TYPE /* 0x2000 */ \ 1000 (PCI_HTCAP_HOSTSEC_ID << PCI_HTCAP_TYPE_SHIFT) 1001 1002 #define PCI_HTCAP_SWITCH_TYPE /* 0x4000 */ \ 1003 (PCI_HTCAP_SWITCH_ID << PCI_HTCAP_TYPE_SHIFT) 1004 1005 #define PCI_HTCAP_INTCONF_TYPE /* 0x8000 */ \ 1006 (PCI_HTCAP_INTCONF_ID << PCI_HTCAP_TYPE_SHIFT) 1007 1008 #define PCI_HTCAP_REVID_TYPE /* 0x8800 */ \ 1009 (PCI_HTCAP_REVID_ID << PCI_HTCAP_TYPE_SHIFT) 1010 1011 #define PCI_HTCAP_UNITID_CLUMP_TYPE /* 0x9000 */ \ 1012 (PCI_HTCAP_UNITID_CLUMP_ID << PCI_HTCAP_TYPE_SHIFT) 1013 1014 #define PCI_HTCAP_ECFG_TYPE /* 0x9800 */ \ 1015 (PCI_HTCAP_ECFG_ID << PCI_HTCAP_TYPE_SHIFT) 1016 1017 #define PCI_HTCAP_ADDRMAP_TYPE /* 0xA000 */ \ 1018 (PCI_HTCAP_ADDRMAP_ID << PCI_HTCAP_TYPE_SHIFT) 1019 1020 #define PCI_HTCAP_MSIMAP_TYPE /* 0xA800 */ \ 1021 (PCI_HTCAP_MSIMAP_ID << PCI_HTCAP_TYPE_SHIFT) 1022 1023 #define PCI_HTCAP_DIRROUTE_TYPE /* 0xB000 */ \ 1024 (PCI_HTCAP_DIRROUTE_ID << PCI_HTCAP_TYPE_SHIFT) 1025 1026 #define PCI_HTCAP_VCSET_TYPE /* 0xB800 */ \ 1027 (PCI_HTCAP_VCSET_ID << PCI_HTCAP_TYPE_SHIFT) 1028 1029 #define PCI_HTCAP_RETRYMODE_TYPE /* 0xC000 */ \ 1030 (PCI_HTCAP_RETRYMODE_ID << PCI_HTCAP_TYPE_SHIFT) 1031 1032 #define PCI_HTCAP_X86ENC_TYPE /* 0xC800 */ \ 1033 (PCI_HTCAP_X86ENC_ID << PCI_HTCAP_TYPE_SHIFT) 1034 1035 #define PCI_HTCAP_GEN3_TYPE /* 0xD000 */ \ 1036 (PCI_HTCAP_GEN3_ID << PCI_HTCAP_TYPE_SHIFT) 1037 1038 #define PCI_HTCAP_FUNCEXT_TYPE /* 0xD800 */ \ 1039 (PCI_HTCAP_FUNCEXT_ID << PCI_HTCAP_TYPE_SHIFT) 1040 1041 #define PCI_HTCAP_PM_TYPE /* 0xE000 */ \ 1042 (PCI_HTCAP_PM_ID << PCI_HTCAP_TYPE_SHIFT) 1043 1044 #define PCI_HTCAP_MSIMAP_ENABLE 0x0001 1045 #define PCI_HTCAP_MSIMAP_ENABLE_MASK 0x0001 1046 1047 #define PCI_HTCAP_ADDRMAP_MAPTYPE_MASK 0x600 1048 #define PCI_HTCAP_ADDRMAP_MAPTYPE_SHIFT 9 1049 #define PCI_HTCAP_ADDRMAP_NUMMAP_MASK 0xF 1050 #define PCI_HTCAP_ADDRMAP_40BIT_ID 0x0 1051 #define PCI_HTCAP_ADDRMAP_64BIT_ID 0x1 1052 1053 #define PCI_HTCAP_FUNCEXT_LEN_MASK 0xFF 1054 1055 1056 /* 1057 * other interesting PCI constants 1058 */ 1059 #define PCI_BASE_NUM 6 /* num of base regs in configuration header */ 1060 #define PCI_BAR_SZ_32 4 /* size of 32 bit base addr reg in bytes */ 1061 #define PCI_BAR_SZ_64 8 /* size of 64 bit base addr reg in bytes */ 1062 #define PCI_BASE_SIZE 4 /* size of base reg in bytes */ 1063 #define PCI_CONF_HDR_SIZE 256 /* configuration header size */ 1064 #define PCI_MAX_BUS_NUM 256 /* Maximum PCI buses allowed */ 1065 #define PCI_MAX_DEVICES 32 /* Max PCI devices allowed */ 1066 #define PCI_MAX_FUNCTIONS 8 /* Max PCI functions allowed */ 1067 #define PCI_MAX_CHILDREN PCI_MAX_DEVICES * PCI_MAX_FUNCTIONS 1068 #define PCI_CLK_33MHZ (33 * 1000 * 1000) /* 33MHz clock speed */ 1069 #define PCI_CLK_66MHZ (66 * 1000 * 1000) /* 66MHz clock speed */ 1070 #define PCI_CLK_133MHZ (133 * 1000 * 1000) /* 133MHz clock speed */ 1071 1072 /* 1073 * pci bus range definition 1074 */ 1075 typedef struct pci_bus_range { 1076 uint32_t lo; 1077 uint32_t hi; 1078 } pci_bus_range_t; 1079 1080 /* 1081 * The following typedef is used to represent an entry in the "ranges" 1082 * property of a pci hostbridge device node. 1083 */ 1084 typedef struct pci_ranges { 1085 uint32_t child_high; 1086 uint32_t child_mid; 1087 uint32_t child_low; 1088 uint32_t parent_high; 1089 uint32_t parent_low; 1090 uint32_t size_high; 1091 uint32_t size_low; 1092 } pci_ranges_t; 1093 1094 /* 1095 * The following typedef is used to represent an entry in the "ranges" 1096 * property of a pci-pci bridge device node. 1097 */ 1098 typedef struct { 1099 uint32_t child_high; 1100 uint32_t child_mid; 1101 uint32_t child_low; 1102 uint32_t parent_high; 1103 uint32_t parent_mid; 1104 uint32_t parent_low; 1105 uint32_t size_high; 1106 uint32_t size_low; 1107 } ppb_ranges_t; 1108 1109 /* 1110 * This structure represents one entry of the 1275 "reg" property and 1111 * "assigned-addresses" property for a PCI node. For the "reg" property, it 1112 * may be one of an arbitrary length array for devices with multiple address 1113 * windows. For the "assigned-addresses" property, it denotes an assigned 1114 * physical address on the PCI bus. It may be one entry of the six entries 1115 * for devices with multiple base registers. 1116 * 1117 * The physical address format is: 1118 * 1119 * Bit#: 33222222 22221111 11111100 00000000 1120 * 10987654 32109876 54321098 76543210 1121 * 1122 * pci_phys_hi cell: npt000ss bbbbbbbb dddddfff rrrrrrrr 1123 * pci_phys_mid cell: hhhhhhhh hhhhhhhh hhhhhhhh hhhhhhhh 1124 * pci_phys_low cell: llllllll llllllll llllllll llllllll 1125 * 1126 * n is 0 if the address is relocatable, 1 otherwise 1127 * p is 1 if the addressable region is "prefetchable", 0 otherwise 1128 * t is 1 if the address is aliased (for non-relocatable I/O), below 1129 * 1MB (for mem), or below 64 KB (for relocatable I/O). 1130 * ss is the type code, denoting which address space 1131 * bbbbbbbb is the 8-bit bus number 1132 * ddddd is the 5-bit device number 1133 * fff is the 3-bit function number 1134 * rrrrrrrr is the 8-bit register number 1135 * should be zero for non-relocatable, when ss is 01, or 10 1136 * hh...hhh is the 32-bit unsigned number 1137 * ll...lll is the 32-bit unsigned number 1138 * 1139 * The physical size format is: 1140 * 1141 * pci_size_hi cell: hhhhhhhh hhhhhhhh hhhhhhhh hhhhhhhh 1142 * pci_size_low cell: llllllll llllllll llllllll llllllll 1143 * 1144 * hh...hhh is the 32-bit unsigned number 1145 * ll...lll is the 32-bit unsigned number 1146 */ 1147 struct pci_phys_spec { 1148 uint_t pci_phys_hi; /* child's address, hi word */ 1149 uint_t pci_phys_mid; /* child's address, middle word */ 1150 uint_t pci_phys_low; /* child's address, low word */ 1151 uint_t pci_size_hi; /* high word of size field */ 1152 uint_t pci_size_low; /* low word of size field */ 1153 }; 1154 1155 typedef struct pci_phys_spec pci_regspec_t; 1156 1157 /* 1158 * PCI masks for pci_phy_hi of PCI 1275 address cell. 1159 */ 1160 #define PCI_REG_REG_M 0xff /* register mask */ 1161 #define PCI_REG_FUNC_M 0x700 /* function mask */ 1162 #define PCI_REG_DEV_M 0xf800 /* device mask */ 1163 #define PCI_REG_BUS_M 0xff0000 /* bus number mask */ 1164 #define PCI_REG_ADDR_M 0x3000000 /* address space mask */ 1165 #define PCI_REG_ALIAS_M 0x20000000 /* aliased bit mask */ 1166 #define PCI_REG_PF_M 0x40000000 /* prefetch bit mask */ 1167 #define PCI_REG_REL_M 0x80000000 /* relocation bit mask */ 1168 #define PCI_REG_BDFR_M 0xffffff /* bus, dev, func, reg mask */ 1169 #define PCI_REG_EXTREG_M 0xF0000000 /* extended config bits mask */ 1170 1171 #define PCI_REG_FUNC_SHIFT 8 /* Offset of function bits */ 1172 #define PCI_REG_DEV_SHIFT 11 /* Offset of device bits */ 1173 #define PCI_REG_BUS_SHIFT 16 /* Offset of bus bits */ 1174 #define PCI_REG_ADDR_SHIFT 24 /* Offset of address bits */ 1175 #define PCI_REG_EXTREG_SHIFT 28 /* Offset of ext. config bits */ 1176 1177 #define PCI_REG_REG_G(x) ((x) & PCI_REG_REG_M) 1178 #define PCI_REG_FUNC_G(x) (((x) & PCI_REG_FUNC_M) >> PCI_REG_FUNC_SHIFT) 1179 #define PCI_REG_DEV_G(x) (((x) & PCI_REG_DEV_M) >> PCI_REG_DEV_SHIFT) 1180 #define PCI_REG_BUS_G(x) (((x) & PCI_REG_BUS_M) >> PCI_REG_BUS_SHIFT) 1181 #define PCI_REG_ADDR_G(x) (((x) & PCI_REG_ADDR_M) >> PCI_REG_ADDR_SHIFT) 1182 #define PCI_REG_BDFR_G(x) ((x) & PCI_REG_BDFR_M) 1183 1184 /* 1185 * PCI bit encodings of pci_phys_hi of PCI 1275 address cell. 1186 */ 1187 #define PCI_ADDR_MASK PCI_REG_ADDR_M 1188 #define PCI_ADDR_CONFIG 0x00000000 /* configuration address */ 1189 #define PCI_ADDR_IO 0x01000000 /* I/O address */ 1190 #define PCI_ADDR_MEM32 0x02000000 /* 32-bit memory address */ 1191 #define PCI_ADDR_MEM64 0x03000000 /* 64-bit memory address */ 1192 #define PCI_ALIAS_B PCI_REG_ALIAS_M /* aliased bit */ 1193 #define PCI_PREFETCH_B PCI_REG_PF_M /* prefetch bit */ 1194 #define PCI_RELOCAT_B PCI_REG_REL_M /* non-relocatable bit */ 1195 #define PCI_CONF_ADDR_MASK 0x00ffffff /* mask for config address */ 1196 1197 #define PCI_HARDDEC_8514 2 /* number of reg entries for 8514 hard-decode */ 1198 #define PCI_HARDDEC_VGA 3 /* number of reg entries for VGA hard-decode */ 1199 #define PCI_HARDDEC_IDE 4 /* number of reg entries for IDE hard-decode */ 1200 #define PCI_HARDDEC_IDE_PRI 2 /* number of reg entries for IDE primary */ 1201 #define PCI_HARDDEC_IDE_SEC 2 /* number of reg entries for IDE secondary */ 1202 1203 /* 1204 * PCI Expansion ROM Header Format 1205 */ 1206 #define PCI_ROM_SIGNATURE 0x0 /* ROM Signature 0xaa55 */ 1207 #define PCI_ROM_ARCH_UNIQUE_START 0x2 /* Start of processor unique */ 1208 #define PCI_ROM_PCI_DATA_STRUCT_PTR 0x18 /* Ptr to PCI Data Structure */ 1209 1210 /* 1211 * PCI Data Structure 1212 * 1213 * The PCI Data Structure is located within the first 64KB 1214 * of the ROM image and must be DWORD aligned. 1215 */ 1216 #define PCI_PDS_SIGNATURE 0x0 /* Signature, the string 'PCIR' */ 1217 #define PCI_PDS_VENDOR_ID 0x4 /* Vendor Identification */ 1218 #define PCI_PDS_DEVICE_ID 0x6 /* Device Identification */ 1219 #define PCI_PDS_VPD_PTR 0x8 /* Pointer to Vital Product Data */ 1220 #define PCI_PDS_PDS_LENGTH 0xa /* PCI Data Structure Length */ 1221 #define PCI_PDS_PDS_REVISION 0xc /* PCI Data Structure Revision */ 1222 #define PCI_PDS_CLASS_CODE 0xd /* Class Code */ 1223 #define PCI_PDS_IMAGE_LENGTH 0x10 /* Image Length in 512 byte units */ 1224 #define PCI_PDS_CODE_REVISON 0x12 /* Revision Level of Code/Data */ 1225 #define PCI_PDS_CODE_TYPE 0x14 /* Code Type */ 1226 #define PCI_PDS_INDICATOR 0x15 /* Indicates if image is last in ROM */ 1227 1228 #define PCI_PDS_CODE_TYPE_PCAT 0x0 /* Intel x86/PC-AT Type */ 1229 #define PCI_PDS_CODE_TYPE_OPEN_FW 0x1 /* Open Firmware */ 1230 1231 /* 1232 * we recognize the non transparent bridge child nodes with the 1233 * following property. This is specific to an implementation only. 1234 * This property is specific to AP nodes only. 1235 */ 1236 #define PCI_DEV_CONF_MAP_PROP "pci-parent-indirect" 1237 1238 /* 1239 * If a bridge device provides its own config space access services, 1240 * and supports a hotplug/hotswap bus below at any level, then 1241 * the following property must be defined for the node either by 1242 * the driver or the OBP. 1243 */ 1244 #define PCI_BUS_CONF_MAP_PROP "pci-conf-indirect" 1245 1246 /* 1247 * PCI returns all 1s for an invalid read. 1248 */ 1249 #define PCI_EINVAL8 0xff 1250 #define PCI_EINVAL16 0xffff 1251 #define PCI_EINVAL32 0xffffffff 1252 1253 #ifdef __cplusplus 1254 } 1255 #endif 1256 1257 #endif /* _SYS_PCI_H */ 1258