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 2006 Sun Microsystems, Inc. All rights reserved. 23 * Use is subject to license terms. 24 */ 25 26 #ifndef _SYS_PCI_H 27 #define _SYS_PCI_H 28 29 #pragma ident "%Z%%M% %I% %E% SMI" 30 31 #ifdef __cplusplus 32 extern "C" { 33 #endif 34 35 /* 36 * PCI Configuration Header offsets 37 */ 38 #define PCI_CONF_VENID 0x0 /* vendor id, 2 bytes */ 39 #define PCI_CONF_DEVID 0x2 /* device id, 2 bytes */ 40 #define PCI_CONF_COMM 0x4 /* command register, 2 bytes */ 41 #define PCI_CONF_STAT 0x6 /* status register, 2 bytes */ 42 #define PCI_CONF_REVID 0x8 /* revision id, 1 byte */ 43 #define PCI_CONF_PROGCLASS 0x9 /* programming class code, 1 byte */ 44 #define PCI_CONF_SUBCLASS 0xA /* sub-class code, 1 byte */ 45 #define PCI_CONF_BASCLASS 0xB /* basic class code, 1 byte */ 46 #define PCI_CONF_CACHE_LINESZ 0xC /* cache line size, 1 byte */ 47 #define PCI_CONF_LATENCY_TIMER 0xD /* latency timer, 1 byte */ 48 #define PCI_CONF_HEADER 0xE /* header type, 1 byte */ 49 #define PCI_CONF_BIST 0xF /* builtin self test, 1 byte */ 50 51 /* 52 * Header type 0 offsets 53 */ 54 #define PCI_CONF_BASE0 0x10 /* base register 0, 4 bytes */ 55 #define PCI_CONF_BASE1 0x14 /* base register 1, 4 bytes */ 56 #define PCI_CONF_BASE2 0x18 /* base register 2, 4 bytes */ 57 #define PCI_CONF_BASE3 0x1c /* base register 3, 4 bytes */ 58 #define PCI_CONF_BASE4 0x20 /* base register 4, 4 bytes */ 59 #define PCI_CONF_BASE5 0x24 /* base register 5, 4 bytes */ 60 #define PCI_CONF_CIS 0x28 /* Cardbus CIS Pointer */ 61 #define PCI_CONF_SUBVENID 0x2c /* Subsystem Vendor ID */ 62 #define PCI_CONF_SUBSYSID 0x2e /* Subsystem ID */ 63 #define PCI_CONF_ROM 0x30 /* ROM base register, 4 bytes */ 64 #define PCI_CONF_CAP_PTR 0x34 /* capabilities pointer, 1 byte */ 65 #define PCI_CONF_ILINE 0x3c /* interrupt line, 1 byte */ 66 #define PCI_CONF_IPIN 0x3d /* interrupt pin, 1 byte */ 67 #define PCI_CONF_MIN_G 0x3e /* minimum grant, 1 byte */ 68 #define PCI_CONF_MAX_L 0x3f /* maximum grant, 1 byte */ 69 70 /* 71 * PCI to PCI bridge configuration space header format 72 */ 73 #define PCI_BCNF_PRIBUS 0x18 /* primary bus number */ 74 #define PCI_BCNF_SECBUS 0x19 /* secondary bus number */ 75 #define PCI_BCNF_SUBBUS 0x1a /* subordinate bus number */ 76 #define PCI_BCNF_LATENCY_TIMER 0x1b 77 #define PCI_BCNF_IO_BASE_LOW 0x1c 78 #define PCI_BCNF_IO_LIMIT_LOW 0x1d 79 #define PCI_BCNF_SEC_STATUS 0x1e 80 #define PCI_BCNF_MEM_BASE 0x20 81 #define PCI_BCNF_MEM_LIMIT 0x22 82 #define PCI_BCNF_PF_BASE_LOW 0x24 83 #define PCI_BCNF_PF_LIMIT_LOW 0x26 84 #define PCI_BCNF_PF_BASE_HIGH 0x28 85 #define PCI_BCNF_PF_LIMIT_HIGH 0x2c 86 #define PCI_BCNF_IO_BASE_HI 0x30 87 #define PCI_BCNF_IO_LIMIT_HI 0x32 88 #define PCI_BCNF_CAP_PTR 0x34 89 #define PCI_BCNF_ROM 0x38 90 #define PCI_BCNF_ILINE 0x3c 91 #define PCI_BCNF_IPIN 0x3d 92 #define PCI_BCNF_BCNTRL 0x3e 93 94 #define PCI_BCNF_BASE_NUM 0x2 95 96 /* 97 * PCI to PCI bridge control register (0x3e) format 98 */ 99 #define PCI_BCNF_BCNTRL_PARITY_ENABLE 0x1 100 #define PCI_BCNF_BCNTRL_SERR_ENABLE 0x2 101 #define PCI_BCNF_BCNTRL_MAST_AB_MODE 0x20 102 #define PCI_BCNF_BCNTRL_DTO_STAT 0x400 103 104 #define PCI_BCNF_IO_MASK 0xf0 105 #define PCI_BCNF_MEM_MASK 0xfff0 106 107 /* 108 * Header type 2 (Cardbus) offsets 109 */ 110 #define PCI_CBUS_SOCK_REG 0x10 /* Cardbus socket regs, 4 bytes */ 111 #define PCI_CBUS_RESERVED1 0x14 /* Reserved, 2 bytes */ 112 #define PCI_CBUS_SEC_STATUS 0x16 /* Secondary status, 2 bytes */ 113 #define PCI_CBUS_PCI_BUS_NO 0x18 /* PCI bus number, 1 byte */ 114 #define PCI_CBUS_CBUS_NO 0x19 /* Cardbus bus number, 1 byte */ 115 #define PCI_CBUS_SUB_BUS_NO 0x1a /* Subordinate bus number, 1 byte */ 116 #define PCI_CBUS_LATENCY_TIMER 0x1b /* Cardbus latency timer, 1 byte */ 117 #define PCI_CBUS_MEM_BASE0 0x1c /* Memory base reg 0, 4 bytes */ 118 #define PCI_CBUS_MEM_LIMIT0 0x20 /* Memory limit reg 0, 4 bytes */ 119 #define PCI_CBUS_MEM_BASE1 0x24 /* Memory base reg 1, 4 bytes */ 120 #define PCI_CBUS_MEM_LIMIT1 0x28 /* Memory limit reg 1, 4 bytes */ 121 #define PCI_CBUS_IO_BASE0 0x2c /* IO base reg 0, 4 bytes */ 122 #define PCI_CBUS_IO_LIMIT0 0x30 /* IO limit reg 0, 4 bytes */ 123 #define PCI_CBUS_IO_BASE1 0x34 /* IO base reg 1, 4 bytes */ 124 #define PCI_CBUS_IO_LIMIT1 0x38 /* IO limit reg 1, 4 bytes */ 125 #define PCI_CBUS_ILINE 0x3c /* interrupt line, 1 byte */ 126 #define PCI_CBUS_IPIN 0x3d /* interrupt pin, 1 byte */ 127 #define PCI_CBUS_BRIDGE_CTRL 0x3e /* Bridge control, 2 bytes */ 128 #define PCI_CBUS_BRIDGE_CTRL 0x3e /* Bridge control, 2 bytes */ 129 #define PCI_CBUS_SUBVENID 0x40 /* Subsystem Vendor ID, 2 bytes */ 130 #define PCI_CBUS_SUBSYSID 0x42 /* Subsystem ID, 2 bytes */ 131 #define PCI_CBUS_LEG_MODE_ADDR 0x44 /* PCCard 16bit IF legacy mode addr */ 132 133 #define PCI_CBUS_BASE_NUM 0x1 /* number of base registers */ 134 135 /* 136 * PCI command register bits 137 */ 138 #define PCI_COMM_IO 0x1 /* I/O access enable */ 139 #define PCI_COMM_MAE 0x2 /* memory access enable */ 140 #define PCI_COMM_ME 0x4 /* master enable */ 141 #define PCI_COMM_SPEC_CYC 0x8 142 #define PCI_COMM_MEMWR_INVAL 0x10 143 #define PCI_COMM_PALETTE_SNOOP 0x20 144 #define PCI_COMM_PARITY_DETECT 0x40 145 #define PCI_COMM_WAIT_CYC_ENAB 0x80 146 #define PCI_COMM_SERR_ENABLE 0x100 147 #define PCI_COMM_BACK2BACK_ENAB 0x200 148 #define PCI_COMM_INTX_DISABLE 0x400 /* INTx emulation disable */ 149 150 /* 151 * PCI Interrupt pin value 152 */ 153 #define PCI_INTA 1 154 #define PCI_INTB 2 155 #define PCI_INTC 3 156 #define PCI_INTD 4 157 158 /* 159 * PCI status register bits 160 */ 161 #define PCI_STAT_INTR 0x8 /* Interrupt state */ 162 #define PCI_STAT_CAP 0x10 /* Implements Capabilities */ 163 #define PCI_STAT_66MHZ 0x20 /* 66 MHz capable */ 164 #define PCI_STAT_UDF 0x40 /* UDF supported */ 165 #define PCI_STAT_FBBC 0x80 /* Fast Back-to-Back Capable */ 166 #define PCI_STAT_S_PERROR 0x100 /* Data Parity Reported */ 167 #define PCI_STAT_DEVSELT 0x600 /* Device select timing */ 168 #define PCI_STAT_S_TARG_AB 0x800 /* Signaled Target Abort */ 169 #define PCI_STAT_R_TARG_AB 0x1000 /* Received Target Abort */ 170 #define PCI_STAT_R_MAST_AB 0x2000 /* Received Master Abort */ 171 #define PCI_STAT_S_SYSERR 0x4000 /* Signaled System Error */ 172 #define PCI_STAT_PERROR 0x8000 /* Detected Parity Error */ 173 174 /* 175 * DEVSEL timing values 176 */ 177 #define PCI_STAT_DEVSELT_FAST 0x0000 178 #define PCI_STAT_DEVSELT_MEDIUM 0x0200 179 #define PCI_STAT_DEVSELT_SLOW 0x0400 180 181 /* 182 * BIST values 183 */ 184 #define PCI_BIST_SUPPORTED 0x80 185 #define PCI_BIST_GO 0x40 186 #define PCI_BIST_RESULT_M 0x0f 187 #define PCI_BIST_RESULT_OK 0x00 188 189 /* 190 * PCI class codes 191 */ 192 #define PCI_CLASS_NONE 0x0 /* class code for pre-2.0 devices */ 193 #define PCI_CLASS_MASS 0x1 /* Mass storage Controller class */ 194 #define PCI_CLASS_NET 0x2 /* Network Controller class */ 195 #define PCI_CLASS_DISPLAY 0x3 /* Display Controller class */ 196 #define PCI_CLASS_MM 0x4 /* Multimedia Controller class */ 197 #define PCI_CLASS_MEM 0x5 /* Memory Controller class */ 198 #define PCI_CLASS_BRIDGE 0x6 /* Bridge Controller class */ 199 #define PCI_CLASS_COMM 0x7 /* Communications Controller class */ 200 #define PCI_CLASS_PERIPH 0x8 /* Peripheral Controller class */ 201 #define PCI_CLASS_INPUT 0x9 /* Input Device class */ 202 #define PCI_CLASS_DOCK 0xa /* Docking Station class */ 203 #define PCI_CLASS_PROCESSOR 0xb /* Processor class */ 204 #define PCI_CLASS_SERIALBUS 0xc /* Serial Bus class */ 205 #define PCI_CLASS_WIRELESS 0xd /* Wireless Controller class */ 206 #define PCI_CLASS_INTIO 0xe /* Intelligent IO Controller class */ 207 #define PCI_CLASS_SATELLITE 0xf /* Satellite Communication class */ 208 #define PCI_CLASS_CRYPT 0x10 /* Encrytion/Decryption class */ 209 #define PCI_CLASS_SIGNAL 0x11 /* Signal Processing class */ 210 211 /* 212 * PCI Sub-class codes - base class 0x0 (no new devices should use this code). 213 */ 214 #define PCI_NONE_NOTVGA 0x0 /* All devices except VGA compatible */ 215 #define PCI_NONE_VGA 0x1 /* VGA compatible */ 216 217 /* 218 * PCI Sub-class codes - base class 0x1 (mass storage controllers) 219 */ 220 #define PCI_MASS_SCSI 0x0 /* SCSI bus Controller */ 221 #define PCI_MASS_IDE 0x1 /* IDE Controller */ 222 #define PCI_MASS_FD 0x2 /* floppy disk Controller */ 223 #define PCI_MASS_IPI 0x3 /* IPI bus Controller */ 224 #define PCI_MASS_RAID 0x4 /* RAID Controller */ 225 #define PCI_MASS_ATA 0x5 /* ATA Controller */ 226 #define PCI_MASS_SATA 0x6 /* Serial ATA */ 227 #define PCI_MASS_OTHER 0x80 /* Other Mass Storage Controller */ 228 229 /* 230 * programming interface for IDE (subclass 1) 231 */ 232 #define PCI_IDE_IF_NATIVE_PRI 0x1 /* primary channel is native */ 233 #define PCI_IDE_IF_PROG_PRI 0x2 /* primary can operate in either mode */ 234 #define PCI_IDE_IF_NATIVE_SEC 0x4 /* secondary channel is native */ 235 #define PCI_IDE_IF_PROG_SEC 0x8 /* sec. can operate in either mode */ 236 #define PCI_IDE_IF_MASK 0xf /* programming interface mask */ 237 238 239 /* 240 * programming interface for ATA (subclass 5) 241 */ 242 #define PCI_ATA_IF_SINGLE_DMA 0x20 /* ATA controller with single DMA */ 243 #define PCI_ATA_IF_CHAINED_DMA 0x30 /* ATA controller with chained DMA */ 244 245 /* 246 * PCI Sub-class codes - base class 0x2 (Network controllers) 247 */ 248 #define PCI_NET_ENET 0x0 /* Ethernet Controller */ 249 #define PCI_NET_TOKEN 0x1 /* Token Ring Controller */ 250 #define PCI_NET_FDDI 0x2 /* FDDI Controller */ 251 #define PCI_NET_ATM 0x3 /* ATM Controller */ 252 #define PCI_NET_ISDN 0x4 /* ISDN Controller */ 253 #define PCI_NET_WFIP 0x5 /* WorldFip Controller */ 254 #define PCI_NET_PICMG 0x6 /* PICMG 2.14 Multi Computing */ 255 #define PCI_NET_OTHER 0x80 /* Other Network Controller */ 256 257 /* 258 * PCI Sub-class codes - base class 03 (display controllers) 259 */ 260 #define PCI_DISPLAY_VGA 0x0 /* VGA device */ 261 #define PCI_DISPLAY_XGA 0x1 /* XGA device */ 262 #define PCI_DISPLAY_3D 0x2 /* 3D controller */ 263 #define PCI_DISPLAY_OTHER 0x80 /* Other Display Device */ 264 265 /* 266 * programming interface for display for display class (subclass 0) VGA ctrlrs 267 */ 268 #define PCI_DISPLAY_IF_VGA 0x0 /* VGA compatible */ 269 #define PCI_DISPLAY_IF_8514 0x1 /* 8514 compatible */ 270 271 /* 272 * PCI Sub-class codes - base class 0x4 (multi-media devices) 273 */ 274 #define PCI_MM_VIDEO 0x0 /* Video device */ 275 #define PCI_MM_AUDIO 0x1 /* Audio device */ 276 #define PCI_MM_TELEPHONY 0x2 /* Computer Telephony device */ 277 #define PCI_MM_OTHER 0x80 /* Other Multimedia Device */ 278 279 /* 280 * PCI Sub-class codes - base class 0x5 (memory controllers) 281 */ 282 #define PCI_MEM_RAM 0x0 /* RAM device */ 283 #define PCI_MEM_FLASH 0x1 /* FLASH device */ 284 #define PCI_MEM_OTHER 0x80 /* Other Memory Controller */ 285 286 /* 287 * PCI Sub-class codes - base class 0x6 (Bridge devices) 288 */ 289 #define PCI_BRIDGE_HOST 0x0 /* Host/PCI Bridge */ 290 #define PCI_BRIDGE_ISA 0x1 /* PCI/ISA Bridge */ 291 #define PCI_BRIDGE_EISA 0x2 /* PCI/EISA Bridge */ 292 #define PCI_BRIDGE_MC 0x3 /* PCI/MC Bridge */ 293 #define PCI_BRIDGE_PCI 0x4 /* PCI/PCI Bridge */ 294 #define PCI_BRIDGE_PCMCIA 0x5 /* PCI/PCMCIA Bridge */ 295 #define PCI_BRIDGE_NUBUS 0x6 /* PCI/NUBUS Bridge */ 296 #define PCI_BRIDGE_CARDBUS 0x7 /* PCI/CARDBUS Bridge */ 297 #define PCI_BRIDGE_RACE 0x8 /* RACE-way Bridge */ 298 #define PCI_BRIDGE_STPCI 0x9 /* Semi-transparent PCI/PCI Bridge */ 299 #define PCI_BRIDGE_IB 0xA /* InfiniBand/PCI host Bridge */ 300 #define PCI_BRIDGE_OTHER 0x80 /* PCI/Other Bridge Device */ 301 302 /* 303 * programming interface for Bridges class 0x6 (subclass 4) PCI-PCI bridge 304 */ 305 #define PCI_BRIDGE_PCI_IF_PCI2PCI 0x0 /* PCI-PCI bridge */ 306 #define PCI_BRIDGE_PCI_IF_SUBDECODE 0x1 /* Subtractive Decode */ 307 /* PCI/PCI bridge */ 308 309 /* 310 * programming interface for Bridges class 0x6 (subclass 08) RACEway bridge 311 */ 312 #define PCI_BRIDGE_RACE_IF_TRANSPARENT 0x0 /* Transport mode */ 313 #define PCI_BRIDGE_RACE_IF_ENDPOINT 0x1 /* Endpoint mode */ 314 315 /* 316 * programming interface for Bridges class 0x6 (subclass 09) 317 * Semi-transparent PCI-to-PCI bridge 318 */ 319 #define PCI_BRIDGE_STPCI_IF_PRIMARY 0x40 /* primary PCI side bus */ 320 /* facing system processor */ 321 #define PCI_BRIDGE_STPCI_IF_SECONDARY 0x80 /* secondary PCI side bus */ 322 /* facing system processor */ 323 324 /* 325 * PCI Sub-class codes - base class 0x7 (communication devices) 326 */ 327 #define PCI_COMM_GENERIC_XT 0x0 /* XT Compatible Serial Controller */ 328 #define PCI_COMM_PARALLEL 0x1 /* Parallel Port Controller */ 329 #define PCI_COMM_MSC 0x2 /* Multiport Serial Controller */ 330 #define PCI_COMM_MODEM 0x3 /* Modem Controller */ 331 #define PCI_COMM_GPIB 0x4 /* GPIB Controller */ 332 #define PCI_COMM_SMARTCARD 0x5 /* Smart Card Controller */ 333 #define PCI_COMM_OTHER 0x80 /* Other Communications Controller */ 334 335 /* 336 * Programming interfaces for class 0x7 / subclass 0x0 (Serial) 337 */ 338 #define PCI_COMM_SERIAL_IF_GENERIC 0x0 /* Generic XT-compat serial */ 339 #define PCI_COMM_SERIAL_IF_16450 0x1 /* 16450-compat serial ctrlr */ 340 #define PCI_COMM_SERIAL_IF_16550 0x2 /* 16550-compat serial ctrlr */ 341 #define PCI_COMM_SERIAL_IF_16650 0x3 /* 16650-compat serial ctrlr */ 342 #define PCI_COMM_SERIAL_IF_16750 0x4 /* 16750-compat serial ctrlr */ 343 #define PCI_COMM_SERIAL_IF_16850 0x5 /* 16850-compat serial ctrlr */ 344 #define PCI_COMM_SERIAL_IF_16950 0x6 /* 16950-compat serial ctrlr */ 345 346 /* 347 * Programming interfaces for class 0x7 / subclass 0x1 (Parallel) 348 */ 349 #define PCI_COMM_PARALLEL_IF_GENERIC 0x0 /* Generic Parallel port */ 350 #define PCI_COMM_PARALLEL_IF_BIDIRECT 0x1 /* Bi-directional Parallel */ 351 #define PCI_COMM_PARALLEL_IF_ECP 0x2 /* ECP 1.X Parallel port */ 352 #define PCI_COMM_PARALLEL_IF_1284 0x3 /* IEEE 1284 Parallel port */ 353 #define PCI_COMM_PARALLEL_IF_1284_TARG 0xFE /* IEEE 1284 target device */ 354 355 /* 356 * Programming interfaces for class 0x7 / subclass 0x3 (Modem) 357 */ 358 #define PCI_COMM_MODEM_IF_GENERIC 0x0 /* Generic Modem */ 359 #define PCI_COMM_MODEM_IF_HAYES_16450 0x1 /* Hayes 16450-compat Modem */ 360 #define PCI_COMM_MODEM_IF_HAYES_16550 0x2 /* Hayes 16550-compat Modem */ 361 #define PCI_COMM_MODEM_IF_HAYES_16650 0x3 /* Hayes 16650-compat Modem */ 362 #define PCI_COMM_MODEM_IF_HAYES_16750 0x4 /* Hayes 16750-compat Modem */ 363 364 /* 365 * PCI Sub-class codes - base class 0x8 366 */ 367 #define PCI_PERIPH_PIC 0x0 /* Generic PIC */ 368 #define PCI_PERIPH_DMA 0x1 /* Generic DMA Controller */ 369 #define PCI_PERIPH_TIMER 0x2 /* Generic System Timer Controller */ 370 #define PCI_PERIPH_RTC 0x3 /* Generic RTC Controller */ 371 #define PCI_PERIPH_HPC 0x3 /* Generic PCI Hot-Plug Controller */ 372 #define PCI_PERIPH_OTHER 0x80 /* Other System Peripheral */ 373 374 /* 375 * Programming interfaces for class 0x8 / subclass 0x0 (interrupt controller) 376 */ 377 #define PCI_PERIPH_PIC_IF_GENERIC 0x0 /* Generic 8259 APIC */ 378 #define PCI_PERIPH_PIC_IF_ISA 0x1 /* ISA PIC */ 379 #define PCI_PERIPH_PIC_IF_EISA 0x2 /* EISA PIC */ 380 #define PCI_PERIPH_PIC_IF_IO_APIC 0x10 /* I/O APIC interrupt ctrlr */ 381 #define PCI_PERIPH_PIC_IF_IOX_APIC 0x20 /* I/O(x) APIC intr ctrlr */ 382 383 /* 384 * Programming interfaces for class 0x8 / subclass 0x1 (DMA controller) 385 */ 386 #define PCI_PERIPH_DMA_IF_GENERIC 0x0 /* Generic 8237 DMA ctrlr */ 387 #define PCI_PERIPH_DMA_IF_ISA 0x1 /* ISA DMA ctrlr */ 388 #define PCI_PERIPH_DMA_IF_EISA 0x2 /* EISA DMA ctrlr */ 389 390 /* 391 * Programming interfaces for class 0x8 / subclass 0x2 (timer) 392 */ 393 #define PCI_PERIPH_TIMER_IF_GENERIC 0x0 /* Generic 8254 system timer */ 394 #define PCI_PERIPH_TIMER_IF_ISA 0x1 /* ISA system timers */ 395 #define PCI_PERIPH_TIMER_IF_EISA 0x2 /* EISA system timers (two) */ 396 397 /* 398 * Programming interfaces for class 0x8 / subclass 0x3 (realtime clock) 399 */ 400 #define PCI_PERIPH_RTC_IF_GENERIC 0x0 /* Generic RTC controller */ 401 #define PCI_PERIPH_RTC_IF_ISA 0x1 /* ISA RTC controller */ 402 403 /* 404 * PCI Sub-class codes - base class 0x9 405 */ 406 #define PCI_INPUT_KEYBOARD 0x0 /* Keyboard Controller */ 407 #define PCI_INPUT_DIGITIZ 0x1 /* Digitizer (Pen) */ 408 #define PCI_INPUT_MOUSE 0x2 /* Mouse Controller */ 409 #define PCI_INPUT_SCANNER 0x3 /* Scanner Controller */ 410 #define PCI_INPUT_GAMEPORT 0x4 /* Gameport Controller */ 411 #define PCI_INPUT_OTHER 0x80 /* Other Input Controller */ 412 413 /* 414 * Programming interfaces for class 0x9 / subclass 0x4 (Gameport controller) 415 */ 416 #define PCI_INPUT_GAMEPORT_IF_GENERIC 0x00 /* Generic controller */ 417 #define PCI_INPUT_GAMEPORT_IF_LEGACY 0x10 /* Legacy controller */ 418 419 /* 420 * PCI Sub-class codes - base class 0xa 421 */ 422 #define PCI_DOCK_GENERIC 0x00 /* Generic Docking Station */ 423 #define PCI_DOCK_OTHER 0x80 /* Other Type of Docking Station */ 424 425 /* 426 * PCI Sub-class codes - base class 0xb 427 */ 428 #define PCI_PROCESSOR_386 0x0 /* 386 */ 429 #define PCI_PROCESSOR_486 0x1 /* 486 */ 430 #define PCI_PROCESSOR_PENT 0x2 /* Pentium */ 431 #define PCI_PROCESSOR_ALPHA 0x10 /* Alpha */ 432 #define PCI_PROCESSOR_POWERPC 0x20 /* PowerPC */ 433 #define PCI_PROCESSOR_MIPS 0x30 /* MIPS */ 434 #define PCI_PROCESSOR_COPROC 0x40 /* Co-processor */ 435 436 /* 437 * PCI Sub-class codes - base class 0xc (Serial Controllers) 438 */ 439 #define PCI_SERIAL_FIRE 0x0 /* FireWire (IEEE 1394) */ 440 #define PCI_SERIAL_ACCESS 0x1 /* ACCESS.bus */ 441 #define PCI_SERIAL_SSA 0x2 /* SSA */ 442 #define PCI_SERIAL_USB 0x3 /* Universal Serial Bus */ 443 #define PCI_SERIAL_FIBRE 0x4 /* Fibre Channel */ 444 #define PCI_SERIAL_SMBUS 0x5 /* System Management Bus */ 445 #define PCI_SERIAL_IB 0x6 /* InfiniBand */ 446 #define PCI_SERIAL_IPMI 0x7 /* IPMI */ 447 #define PCI_SERIAL_SERCOS 0x8 /* SERCOS Interface Std (IEC 61491) */ 448 #define PCI_SERIAL_CANBUS 0x9 /* CANbus */ 449 450 /* 451 * Programming interfaces for class 0xC / subclass 0x3 (USB controller) 452 */ 453 #define PCI_SERIAL_USB_IF_UHCI 0x00 /* UHCI Compliant */ 454 #define PCI_SERIAL_USB_IF_OHCI 0x10 /* OHCI Compliant */ 455 #define PCI_SERIAL_USB_IF_EHCI 0x20 /* EHCI Compliant */ 456 #define PCI_SERIAL_USB_IF_GENERIC 0x80 /* no specific HCD */ 457 #define PCI_SERIAL_USB_IF_DEVICE 0xFE /* not a HCD */ 458 459 /* 460 * Programming interfaces for class 0xC / subclass 0x7 (IPMI controller) 461 */ 462 #define PCI_SERIAL_IPMI_IF_SMIC 0x0 /* SMIC Interface */ 463 #define PCI_SERIAL_IPMI_IF_KBD 0x1 /* Keyboard Ctrl Style Intfc */ 464 #define PCI_SERIAL_IPMI_IF_BTI 0x2 /* Block Transfer Interface */ 465 466 /* 467 * PCI Sub-class codes - base class 0xd (Wireless controllers) 468 */ 469 #define PCI_WIRELESS_IRDA 0x0 /* iRDA Compatible Controller */ 470 #define PCI_WIRELESS_IR 0x1 /* Consumer IR Controller */ 471 #define PCI_WIRELESS_RF 0x10 /* RF Controller */ 472 #define PCI_WIRELESS_BLUETOOTH 0x11 /* Bluetooth Controller */ 473 #define PCI_WIRELESS_BROADBAND 0x12 /* Broadband Controller */ 474 #define PCI_WIRELESS_80211A 0x20 /* Ethernet 802.11a 5 GHz */ 475 #define PCI_WIRELESS_80211B 0x21 /* Ethernet 802.11b 2.4 GHz */ 476 #define PCI_WIRELESS_OTHER 0x80 /* Other Wireless Controllers */ 477 478 /* 479 * PCI Sub-class codes - base class 0xe (Intelligent I/O controllers) 480 */ 481 #define PCI_INTIO_I20 0x1 /* I20 Arch Spec 1.0 */ 482 483 /* 484 * PCI Sub-class codes - base class 0xf (Satellite Communication controllers) 485 */ 486 #define PCI_SATELLITE_COMM_TV 0x01 /* TV */ 487 #define PCI_SATELLITE_COMM_AUDIO 0x02 /* Audio */ 488 #define PCI_SATELLITE_COMM_VOICE 0x03 /* Voice */ 489 #define PCI_SATELLITE_COMM_DATA 0x04 /* DATA */ 490 491 /* 492 * PCI Sub-class codes - base class 0x10 (Encryption/Decryption controllers) 493 */ 494 #define PCI_CRYPT_NETWORK 0x00 /* Network and Computing */ 495 #define PCI_CRYPT_ENTERTAINMENT 0x10 /* Entertainment en/decrypt */ 496 #define PCI_CRYPT_OTHER 0x80 /* Other en/decryption ctrlrs */ 497 498 /* 499 * PCI Sub-class codes - base class 0x11 (Signal Processing controllers) 500 */ 501 #define PCI_SIGNAL_DPIO 0x00 /* DPIO modules */ 502 #define PCI_SIGNAL_PERF_COUNTERS 0x01 /* Performance counters */ 503 #define PCI_SIGNAL_COMM_SYNC 0x10 /* Comm. synchronization plus */ 504 /* time and freq test ctrlr */ 505 #define PCI_SIGNAL_MANAGEMENT 0x20 /* Management card */ 506 #define PCI_SIGNAL_OTHER 0x80 /* DSP/DAP controller */ 507 508 /* PCI header decode */ 509 #define PCI_HEADER_MULTI 0x80 /* multi-function device */ 510 #define PCI_HEADER_ZERO 0x00 /* type zero PCI header */ 511 #define PCI_HEADER_ONE 0x01 /* type one PCI header */ 512 #define PCI_HEADER_TWO 0x02 /* type two PCI header */ 513 #define PCI_HEADER_PPB PCI_HEADER_ONE /* type one PCI to PCI Bridge */ 514 #define PCI_HEADER_CARDBUS PCI_HEADER_TWO /* type one PCI header */ 515 516 #define PCI_HEADER_TYPE_M 0x7f /* type mask for header */ 517 518 /* 519 * Base register bit definitions. 520 */ 521 #define PCI_BASE_SPACE_M 0x1 /* memory space indicator */ 522 #define PCI_BASE_SPACE_IO 0x1 /* IO space */ 523 #define PCI_BASE_SPACE_MEM 0x0 /* memory space */ 524 525 #define PCI_BASE_TYPE_MEM 0x0 /* 32-bit memory address */ 526 #define PCI_BASE_TYPE_LOW 0x2 /* less than 1Mb address */ 527 #define PCI_BASE_TYPE_ALL 0x4 /* 64-bit memory address */ 528 #define PCI_BASE_TYPE_RES 0x6 /* reserved */ 529 530 #define PCI_BASE_TYPE_M 0x00000006 /* type indicator mask */ 531 #define PCI_BASE_PREF_M 0x00000008 /* prefetch mask */ 532 #define PCI_BASE_M_ADDR_M 0xfffffff0 /* memory address mask */ 533 #define PCI_BASE_IO_ADDR_M 0xfffffffe /* I/O address mask */ 534 535 #define PCI_BASE_ROM_ADDR_M 0xfffff800 /* ROM address mask */ 536 #define PCI_BASE_ROM_ENABLE 0x00000001 /* ROM decoder enable */ 537 538 /* 539 * Capabilities linked list entry offsets 540 */ 541 #define PCI_CAP_ID 0x0 /* capability identifier, 1 byte */ 542 #define PCI_CAP_NEXT_PTR 0x1 /* next entry pointer, 1 byte */ 543 #define PCI_CAP_ID_REGS_OFF 0x2 /* cap id register offset */ 544 #define PCI_CAP_MAX_PTR 0x30 /* maximum number of cap pointers */ 545 #define PCI_CAP_PTR_OFF 0x40 /* minimum cap pointer offset */ 546 #define PCI_CAP_PTR_MASK 0xFC /* mask for capability pointer */ 547 548 /* 549 * Capability identifier values 550 */ 551 #define PCI_CAP_ID_PM 0x1 /* power management entry */ 552 #define PCI_CAP_ID_AGP 0x2 /* AGP supported */ 553 #define PCI_CAP_ID_VPD 0x3 /* VPD supported */ 554 #define PCI_CAP_ID_SLOT_ID 0x4 /* Slot Identification supported */ 555 #define PCI_CAP_ID_MSI 0x5 /* MSI supported */ 556 #define PCI_CAP_ID_cPCI_HS 0x6 /* CompactPCI Host Swap supported */ 557 #define PCI_CAP_ID_PCIX 0x7 /* PCI-X supported */ 558 #define PCI_CAP_ID_HT 0x8 /* HyperTransport supported */ 559 #define PCI_CAP_ID_VS 0x9 /* Vendor Specific */ 560 #define PCI_CAP_ID_DEBUG_PORT 0xA /* Debug Port supported */ 561 #define PCI_CAP_ID_cPCI_CRC 0xB /* CompactPCI central resource ctrl */ 562 #define PCI_CAP_ID_PCI_HOTPLUG 0xC /* PCI Hot Plug supported */ 563 #define PCI_CAP_ID_AGP_8X 0xE /* AGP 8X supported */ 564 #define PCI_CAP_ID_SECURE_DEV 0xF /* Secure Device supported */ 565 #define PCI_CAP_ID_PCI_E 0x10 /* PCI Express supported */ 566 #define PCI_CAP_ID_MSI_X 0x11 /* MSI-X supported */ 567 568 /* 569 * Capability next entry pointer values 570 */ 571 #define PCI_CAP_NEXT_PTR_NULL 0x0 /* no more entries in the list */ 572 573 /* 574 * PCI power management (PM) capability entry offsets 575 */ 576 #define PCI_PMCAP 0x2 /* PM capabilities, 2 bytes */ 577 #define PCI_PMCSR 0x4 /* PM control/status reg, 2 bytes */ 578 #define PCI_PMCSR_BSE 0x6 /* PCI-PCI bridge extensions, 1 byte */ 579 #define PCI_PMDATA 0x7 /* PM data, 1 byte */ 580 581 /* 582 * PM capabilities values - 2 bytes 583 */ 584 #define PCI_PMCAP_VER_1_0 0x1 /* PCI PM spec 1.0 */ 585 #define PCI_PMCAP_VER_1_1 0x2 /* PCI PM spec 1.1 */ 586 #define PCI_PMCAP_VER_MASK 0x7 /* version mask */ 587 #define PCI_PMCAP_PME_CLOCK 0x8 /* needs PCI clock for PME */ 588 #define PCI_PMCAP_DSI 0x20 /* needs device specific init */ 589 #define PCI_PMCAP_AUX_CUR_SELF 0x0 /* 0 aux current - self powered */ 590 #define PCI_PMCAP_AUX_CUR_55mA 0x40 /* 55 mA aux current */ 591 #define PCI_PMCAP_AUX_CUR_100mA 0x80 /* 100 mA aux current */ 592 #define PCI_PMCAP_AUX_CUR_160mA 0xc0 /* 160 mA aux current */ 593 #define PCI_PMCAP_AUX_CUR_220mA 0x100 /* 220 mA aux current */ 594 #define PCI_PMCAP_AUX_CUR_270mA 0x140 /* 270 mA aux current */ 595 #define PCI_PMCAP_AUX_CUR_320mA 0x180 /* 320 mA aux current */ 596 #define PCI_PMCAP_AUX_CUR_375mA 0x1c0 /* 375 mA aux current */ 597 #define PCI_PMCAP_AUX_CUR_MASK 0x1c0 /* 3.3Vaux aux current needs */ 598 #define PCI_PMCAP_D1 0x200 /* D1 state supported */ 599 #define PCI_PMCAP_D2 0x400 /* D2 state supported */ 600 #define PCI_PMCAP_D0_PME 0x800 /* PME from D0 */ 601 #define PCI_PMCAP_D1_PME 0x1000 /* PME from D1 */ 602 #define PCI_PMCAP_D2_PME 0x2000 /* PME from D2 */ 603 #define PCI_PMCAP_D3HOT_PME 0x4000 /* PME from D3hot */ 604 #define PCI_PMCAP_D3COLD_PME 0x8000 /* PME from D3cold */ 605 #define PCI_PMCAP_PME_MASK 0xf800 /* PME support mask */ 606 607 /* 608 * PM control/status values - 2 bytes 609 */ 610 #define PCI_PMCSR_D0 0x0 /* power state D0 */ 611 #define PCI_PMCSR_D1 0x1 /* power state D1 */ 612 #define PCI_PMCSR_D2 0x2 /* power state D2 */ 613 #define PCI_PMCSR_D3HOT 0x3 /* power state D3hot */ 614 #define PCI_PMCSR_STATE_MASK 0x3 /* power state mask */ 615 #define PCI_PMCSR_PME_EN 0x100 /* enable PME assertion */ 616 #define PCI_PMCSR_DSEL_D0_PWR_C 0x0 /* D0 power consumed */ 617 #define PCI_PMCSR_DSEL_D1_PWR_C 0x200 /* D1 power consumed */ 618 #define PCI_PMCSR_DSEL_D2_PWR_C 0x400 /* D2 power consumed */ 619 #define PCI_PMCSR_DSEL_D3_PWR_C 0x600 /* D3 power consumed */ 620 #define PCI_PMCSR_DSEL_D0_PWR_D 0x800 /* D0 power dissipated */ 621 #define PCI_PMCSR_DSEL_D1_PWR_D 0xa00 /* D1 power dissipated */ 622 #define PCI_PMCSR_DSEL_D2_PWR_D 0xc00 /* D2 power dissipated */ 623 #define PCI_PMCSR_DSEL_D3_PWR_D 0xe00 /* D3 power dissipated */ 624 #define PCI_PMCSR_DSEL_COM_C 0x1000 /* common power consumption */ 625 #define PCI_PMCSR_DSEL_MASK 0x1e00 /* data select mask */ 626 #define PCI_PMCSR_DSCL_UNKNOWN 0x0 /* data scale unknown */ 627 #define PCI_PMCSR_DSCL_1_BY_10 0x2000 /* data scale 0.1x */ 628 #define PCI_PMCSR_DSCL_1_BY_100 0x4000 /* data scale 0.01x */ 629 #define PCI_PMCSR_DSCL_1_BY_1000 0x6000 /* data scale 0.001x */ 630 #define PCI_PMCSR_DSCL_MASK 0x6000 /* data scale mask */ 631 #define PCI_PMCSR_PME_STAT 0x8000 /* PME status */ 632 633 /* 634 * PM PMCSR PCI to PCI bridge support extension values - 1 byte 635 */ 636 #define PCI_PMCSR_BSE_B2_B3 0x40 /* bridge D3hot -> secondary B2 */ 637 #define PCI_PMCSR_BSE_BPCC_EN 0x80 /* bus power/clock control enabled */ 638 639 /* 640 * PCI-X capability related definitions 641 */ 642 #define PCI_PCIX_COMMAND 0x2 /* Command register offset */ 643 #define PCI_PCIX_STATUS 0x4 /* Status register offset */ 644 #define PCI_PCIX_ECC_STATUS 0x8 /* ECC Status register offset */ 645 #define PCI_PCIX_ECC_FST_AD 0xC /* ECC First address register offset */ 646 #define PCI_PCIX_ECC_SEC_AD 0x10 /* ECC Second address register offset */ 647 #define PCI_PCIX_ECC_ATTR 0x14 /* ECC Attribute register offset */ 648 649 /* 650 * PCI-X bridge capability related definitions 651 */ 652 #define PCI_PCIX_SEC_STATUS 0x2 /* Secondary status register offset */ 653 #define PCI_PCIX_BDG_STATUS 0x4 /* Bridge Status register offset */ 654 #define PCI_PCIX_UP_SPL_CTL 0x8 /* Upstream split ctrl reg offset */ 655 #define PCI_PCIX_DOWN_SPL_CTL 0xC /* Downstream split ctrl reg offset */ 656 #define PCI_PCIX_BDG_ECC_STATUS 0x10 /* ECC Status register offset */ 657 #define PCI_PCIX_BDG_ECC_FST_AD 0x14 /* ECC First address register offset */ 658 #define PCI_PCIX_BDG_ECC_SEC_AD 0x18 /* ECC Second address register offset */ 659 #define PCI_PCIX_BDG_ECC_ATTR 0x1C /* ECC Attribute register offset */ 660 661 /* 662 * PCIX capabilities values 663 */ 664 #define PCI_PCIX_VER_MASK 0x3000 /* Bits 12 and 13 */ 665 #define PCI_PCIX_VER_0 0x0000 /* PCIX cap list item version 0 */ 666 #define PCI_PCIX_VER_1 0x1000 /* PCIX cap list item version 1 */ 667 #define PCI_PCIX_VER_2 0x2000 /* PCIX cap list item version 2 */ 668 669 #define PCI_PCIX_SPL_DSCD 0x40000 /* Split Completion Discarded */ 670 #define PCI_PCIX_UNEX_SPL 0x80000 /* Unexpected Split Completion */ 671 #define PCI_PCIX_RX_SPL_MSG 0x20000000 /* Recieved Spl Comp Error Message */ 672 673 #define PCI_PCIX_ECC_SEL 0x1 /* Secondary ECC register select */ 674 #define PCI_PCIX_ECC_EP 0x2 /* Error Present on other side */ 675 #define PCI_PCIX_ECC_S_CE 0x4 /* Addl Correctable ECC Error */ 676 #define PCI_PCIX_ECC_S_UE 0x8 /* Addl Uncorrectable ECC Error */ 677 #define PCI_PCIX_ECC_PHASE 0x70 /* ECC Error Phase */ 678 #define PCI_PCIX_ECC_CORR 0x80 /* ECC Error Corrected */ 679 #define PCI_PCIX_ECC_SYN 0xff00 /* ECC Error Syndrome */ 680 #define PCI_PCIX_ECC_FST_CMD 0xf0000 /* ECC Error First Command */ 681 #define PCI_PCIX_ECC_SEC_CMD 0xf00000 /* ECC Error Second Command */ 682 #define PCI_PCIX_ECC_UP_ATTR 0xf000000 /* ECC Error Upper Attributes */ 683 684 /* 685 * PCIX ECC Phase Values 686 */ 687 #define PCI_PCIX_ECC_PHASE_NOERR 0x0 688 #define PCI_PCIX_ECC_PHASE_FADDR 0x1 689 #define PCI_PCIX_ECC_PHASE_SADDR 0x2 690 #define PCI_PCIX_ECC_PHASE_ATTR 0x3 691 #define PCI_PCIX_ECC_PHASE_DATA32 0x4 692 #define PCI_PCIX_ECC_PHASE_DATA64 0x5 693 694 /* 695 * PCI-X Command Encoding 696 */ 697 #define PCI_PCIX_CMD_INTR 0x0 698 #define PCI_PCIX_CMD_SPEC 0x1 699 #define PCI_PCIX_CMD_IORD 0x2 700 #define PCI_PCIX_CMD_IOWR 0x3 701 #define PCI_PCIX_CMD_DEVID 0x5 702 #define PCI_PCIX_CMD_MEMRD_DW 0x6 703 #define PCI_PCIX_CMD_MEMWR 0x7 704 #define PCI_PCIX_CMD_MEMRD_BL 0x8 705 #define PCI_PCIX_CMD_MEMWR_BL 0x9 706 #define PCI_PCIX_CMD_CFRD 0xA 707 #define PCI_PCIX_CMD_CFWR 0xB 708 #define PCI_PCIX_CMD_SPL 0xC 709 #define PCI_PCIX_CMD_DADR 0xD 710 #define PCI_PCIX_CMD_MEMRDBL 0xE 711 #define PCI_PCIX_CMD_MEMWRBL 0xF 712 713 #if defined(_BIT_FIELDS_LTOH) 714 typedef struct pcix_attr { 715 uint32_t lbc :8, 716 rid :16, 717 tag :5, 718 ro :1, 719 ns :1, 720 r :1; 721 } pcix_attr_t; 722 #elif defined(_BIT_FIELDS_HTOL) 723 typedef struct pcix_attr { 724 uint32_t r :1, 725 ns :1, 726 ro :1, 727 tag :5, 728 rid :16, 729 lbc :8; 730 } pcix_attr_t; 731 #else 732 #error "bit field not defined" 733 #endif 734 735 #define PCI_PCIX_BSS_SPL_DSCD 0x4 /* Secondary split comp discarded */ 736 #define PCI_PCIX_BSS_UNEX_SPL 0x8 /* Secondary unexpected split comp */ 737 #define PCI_PCIX_BSS_SPL_OR 0x10 /* Secondary split comp overrun */ 738 #define PCI_PCIX_BSS_SPL_DLY 0x20 /* Secondary split comp delayed */ 739 740 /* 741 * PCI Message Signalled Interrupts (MSI) capability entry offsets for 32-bit 742 */ 743 #define PCI_MSI_CTRL 0x02 /* MSI control register, 2 bytes */ 744 #define PCI_MSI_ADDR_OFFSET 0x04 /* MSI 32-bit msg address, 4 bytes */ 745 #define PCI_MSI_32BIT_DATA 0x08 /* MSI 32-bit msg data, 2 bytes */ 746 #define PCI_MSI_32BIT_MASK 0x0C /* MSI 32-bit mask bits, 4 bytes */ 747 #define PCI_MSI_32BIT_PENDING 0x10 /* MSI 32-bit pending bits, 4 bytes */ 748 749 /* 750 * PCI Message Signalled Interrupts (MSI) capability entry offsets for 64-bit 751 */ 752 #define PCI_MSI_64BIT_DATA 0x0C /* MSI 64-bit msg data, 2 bytes */ 753 #define PCI_MSI_64BIT_MASKBITS 0x10 /* MSI 64-bit mask bits, 4 bytes */ 754 #define PCI_MSI_64BIT_PENDING 0x14 /* MSI 64-bit pending bits, 4 bytes */ 755 756 /* 757 * PCI Message Signalled Interrupts (MSI) capability masks and shifts 758 */ 759 #define PCI_MSI_ENABLE_BIT 0x0001 /* MSI enable mask in MSI ctrl reg */ 760 #define PCI_MSI_MMC_MASK 0x000E /* MMC mask in MSI ctrl reg */ 761 #define PCI_MSI_MMC_SHIFT 0x1 /* Shift for MMC bits */ 762 #define PCI_MSI_MME_MASK 0x0070 /* MME mask in MSI ctrl reg */ 763 #define PCI_MSI_MME_SHIFT 0x4 /* Shift for MME bits */ 764 #define PCI_MSI_64BIT_MASK 0x0080 /* 64bit support mask in MSI ctrl reg */ 765 #define PCI_MSI_PVM_MASK 0x0100 /* PVM support mask in MSI ctrl reg */ 766 767 /* 768 * PCI Extended Message Signalled Interrupts (MSI-X) capability entry offsets 769 */ 770 #define PCI_MSIX_CTRL 0x02 /* MSI-X control register, 2 bytes */ 771 #define PCI_MSIX_TBL_OFFSET 0x04 /* MSI-X table offset, 4 bytes */ 772 #define PCI_MSIX_TBL_BIR_MASK 0x0007 /* MSI-X table BIR mask */ 773 #define PCI_MSIX_PBA_OFFSET 0x08 /* MSI-X pending bit array, 4 bytes */ 774 #define PCI_MSIX_PBA_BIR_MASK 0x0007 /* MSI-X PBA BIR mask */ 775 776 #define PCI_MSIX_TBL_SIZE_MASK 0x07FF /* table size mask in MSI-X ctrl reg */ 777 #define PCI_MSIX_FUNCTION_MASK 0x4000 /* function mask in MSI-X ctrl reg */ 778 #define PCI_MSIX_ENABLE_BIT 0x8000 /* MSI-X enable mask in MSI-X ctl reg */ 779 780 #define PCI_MSIX_LOWER_ADDR_OFFSET 0 /* MSI-X lower addr offset */ 781 #define PCI_MSIX_UPPER_ADDR_OFFSET 4 /* MSI-X upper addr offset */ 782 #define PCI_MSIX_DATA_OFFSET 8 /* MSI-X data offset */ 783 #define PCI_MSIX_VECTOR_CTRL_OFFSET 12 /* MSI-X vector ctrl offset */ 784 #define PCI_MSIX_VECTOR_SIZE 16 /* MSI-X size of each vector */ 785 786 /* 787 * PCI Message Signalled Interrupts: other interesting constants 788 */ 789 #define PCI_MSI_MAX_INTRS 32 /* maximum MSI interrupts supported */ 790 #define PCI_MSIX_MAX_INTRS 2048 /* maximum MSI-X interrupts supported */ 791 792 /* 793 * PCI Slot Id Capabilities, 2 bytes 794 */ 795 /* Byte 1: Expansion Slot Register (ESR), Byte 2: Chassis Number Register */ 796 #define PCI_CAPSLOT_ESR_NSLOTS_MASK 0x1F /* Number of slots mask */ 797 #define PCI_CAPSLOT_ESR_FIC 0x20 /* First In Chassis bit */ 798 #define PCI_CAPSLOT_ESR_FIC_MASK 0x01 /* First In Chassis mask */ 799 #define PCI_CAPSLOT_ESR_FIC_SHIFT 5 /* First In Chassis shift */ 800 #define PCI_CAPSLOT_FIC(esr_reg) ((esr_reg) & PCI_CAPSLOT_ESR_FIC) 801 #define PCI_CAPSLOT_NSLOTS(esr_reg) ((esr_reg) & \ 802 PCI_CAPSLOT_ESR_NSLOTS_MASK) 803 804 /* 805 * other interesting PCI constants 806 */ 807 #define PCI_BASE_NUM 6 /* num of base regs in configuration header */ 808 #define PCI_BAR_SZ_32 4 /* size of 32 bit base addr reg in bytes */ 809 #define PCI_BAR_SZ_64 8 /* size of 64 bit base addr reg in bytes */ 810 #define PCI_BASE_SIZE 4 /* size of base reg in bytes */ 811 #define PCI_CONF_HDR_SIZE 256 /* configuration header size */ 812 #define PCI_MAX_BUS_NUM 256 /* Maximum PCI buses allowed */ 813 #define PCI_CLK_33MHZ (33 * 1000 * 1000) /* 33MHz clock speed */ 814 #define PCI_CLK_66MHZ (66 * 1000 * 1000) /* 66MHz clock speed */ 815 #define PCI_CLK_133MHZ (133 * 1000 * 1000) /* 133MHz clock speed */ 816 817 /* 818 * pci bus range definition 819 */ 820 typedef struct pci_bus_range { 821 uint32_t lo; 822 uint32_t hi; 823 } pci_bus_range_t; 824 825 /* 826 * The following typedef is used to represent an entry in the "ranges" 827 * property of a pci hostbridge device node. 828 */ 829 typedef struct pci_ranges { 830 uint32_t child_high; 831 uint32_t child_mid; 832 uint32_t child_low; 833 uint32_t parent_high; 834 uint32_t parent_low; 835 uint32_t size_high; 836 uint32_t size_low; 837 } pci_ranges_t; 838 839 /* 840 * The following typedef is used to represent an entry in the "ranges" 841 * property of a pci-pci bridge device node. 842 */ 843 typedef struct { 844 uint32_t child_high; 845 uint32_t child_mid; 846 uint32_t child_low; 847 uint32_t parent_high; 848 uint32_t parent_mid; 849 uint32_t parent_low; 850 uint32_t size_high; 851 uint32_t size_low; 852 } ppb_ranges_t; 853 854 /* 855 * This structure represents one entry of the 1275 "reg" property and 856 * "assigned-addresses" property for a PCI node. For the "reg" property, it 857 * may be one of an arbitrary length array for devices with multiple address 858 * windows. For the "assigned-addresses" property, it denotes an assigned 859 * physical address on the PCI bus. It may be one entry of the six entries 860 * for devices with multiple base registers. 861 * 862 * The physical address format is: 863 * 864 * Bit#: 33222222 22221111 11111100 00000000 865 * 10987654 32109876 54321098 76543210 866 * 867 * pci_phys_hi cell: np0000tt bbbbbbbb dddddfff rrrrrrrr 868 * pci_phys_mid cell: hhhhhhhh hhhhhhhh hhhhhhhh hhhhhhhh 869 * pci_phys_low cell: llllllll llllllll llllllll llllllll 870 * 871 * n is 0 if the address is relocatable, 1 otherwise 872 * p is 1 if the addressable region is "prefetchable", 0 otherwise 873 * t is 1 if the address range is aliased 874 * tt is the type code, denoting which address space 875 * bbbbbbbb is the 8-bit bus number 876 * ddddd is the 5-bit device number 877 * fff is the 3-bit function number 878 * rrrrrrrr is the 8-bit register number 879 * hh...hhh is the 32-bit unsigned number 880 * ll...lll is the 32-bit unsigned number 881 * 882 * The physical size format is: 883 * 884 * pci_size_hi cell: hhhhhhhh hhhhhhhh hhhhhhhh hhhhhhhh 885 * pci_size_low cell: llllllll llllllll llllllll llllllll 886 * 887 * hh...hhh is the 32-bit unsigned number 888 * ll...lll is the 32-bit unsigned number 889 */ 890 struct pci_phys_spec { 891 uint_t pci_phys_hi; /* child's address, hi word */ 892 uint_t pci_phys_mid; /* child's address, middle word */ 893 uint_t pci_phys_low; /* child's address, low word */ 894 uint_t pci_size_hi; /* high word of size field */ 895 uint_t pci_size_low; /* low word of size field */ 896 }; 897 898 typedef struct pci_phys_spec pci_regspec_t; 899 900 /* 901 * PCI masks for pci_phy_hi of PCI 1275 address cell. 902 */ 903 #define PCI_REG_REG_M 0xff /* register mask */ 904 #define PCI_REG_FUNC_M 0x700 /* function mask */ 905 #define PCI_REG_DEV_M 0xf800 /* device mask */ 906 #define PCI_REG_BUS_M 0xff0000 /* bus number mask */ 907 #define PCI_REG_ADDR_M 0x3000000 /* address space mask */ 908 #define PCI_REG_ALIAS_M 0x20000000 /* aliased bit mask */ 909 #define PCI_REG_PF_M 0x40000000 /* prefetch bit mask */ 910 #define PCI_REG_REL_M 0x80000000 /* relocation bit mask */ 911 #define PCI_REG_BDFR_M 0xffffff /* bus, dev, func, reg mask */ 912 913 #define PCI_REG_FUNC_SHIFT 8 /* Offset of function bits */ 914 #define PCI_REG_DEV_SHIFT 11 /* Offset of device bits */ 915 #define PCI_REG_BUS_SHIFT 16 /* Offset of bus bits */ 916 #define PCI_REG_ADDR_SHIFT 24 /* Offset of address bits */ 917 918 #define PCI_REG_REG_G(x) ((x) & PCI_REG_REG_M) 919 #define PCI_REG_FUNC_G(x) (((x) & PCI_REG_FUNC_M) >> PCI_REG_FUNC_SHIFT) 920 #define PCI_REG_DEV_G(x) (((x) & PCI_REG_DEV_M) >> PCI_REG_DEV_SHIFT) 921 #define PCI_REG_BUS_G(x) (((x) & PCI_REG_BUS_M) >> PCI_REG_BUS_SHIFT) 922 #define PCI_REG_ADDR_G(x) (((x) & PCI_REG_ADDR_M) >> PCI_REG_ADDR_SHIFT) 923 #define PCI_REG_BDFR_G(x) ((x) & PCI_REG_BDFR_M) 924 925 /* 926 * PCI bit encodings of pci_phys_hi of PCI 1275 address cell. 927 */ 928 #define PCI_ADDR_MASK PCI_REG_ADDR_M 929 #define PCI_ADDR_CONFIG 0x00000000 /* configuration address */ 930 #define PCI_ADDR_IO 0x01000000 /* I/O address */ 931 #define PCI_ADDR_MEM32 0x02000000 /* 32-bit memory address */ 932 #define PCI_ADDR_MEM64 0x03000000 /* 64-bit memory address */ 933 #define PCI_ALIAS_B PCI_REG_ALIAS_M /* aliased bit */ 934 #define PCI_PREFETCH_B PCI_REG_PF_M /* prefetch bit */ 935 #define PCI_RELOCAT_B PCI_REG_REL_M /* non-relocatable bit */ 936 #define PCI_CONF_ADDR_MASK 0x00ffffff /* mask for config address */ 937 938 #define PCI_HARDDEC_8514 2 /* number of reg entries for 8514 hard-decode */ 939 #define PCI_HARDDEC_VGA 3 /* number of reg entries for VGA hard-decode */ 940 #define PCI_HARDDEC_IDE 4 /* number of reg entries for IDE hard-decode */ 941 #define PCI_HARDDEC_IDE_PRI 2 /* number of reg entries for IDE primary */ 942 #define PCI_HARDDEC_IDE_SEC 2 /* number of reg entries for IDE secondary */ 943 944 /* 945 * PCI Expansion ROM Header Format 946 */ 947 #define PCI_ROM_SIGNATURE 0x0 /* ROM Signature 0xaa55 */ 948 #define PCI_ROM_ARCH_UNIQUE_START 0x2 /* Start of processor unique */ 949 #define PCI_ROM_PCI_DATA_STRUCT_PTR 0x18 /* Ptr to PCI Data Structure */ 950 951 /* 952 * PCI Data Structure 953 * 954 * The PCI Data Structure is located within the first 64KB 955 * of the ROM image and must be DWORD aligned. 956 */ 957 #define PCI_PDS_SIGNATURE 0x0 /* Signature, the string 'PCIR' */ 958 #define PCI_PDS_VENDOR_ID 0x4 /* Vendor Identification */ 959 #define PCI_PDS_DEVICE_ID 0x6 /* Device Identification */ 960 #define PCI_PDS_VPD_PTR 0x8 /* Pointer to Vital Product Data */ 961 #define PCI_PDS_PDS_LENGTH 0xa /* PCI Data Structure Length */ 962 #define PCI_PDS_PDS_REVISION 0xc /* PCI Data Structure Revision */ 963 #define PCI_PDS_CLASS_CODE 0xd /* Class Code */ 964 #define PCI_PDS_IMAGE_LENGTH 0x10 /* Image Length in 512 byte units */ 965 #define PCI_PDS_CODE_REVISON 0x12 /* Revision Level of Code/Data */ 966 #define PCI_PDS_CODE_TYPE 0x14 /* Code Type */ 967 #define PCI_PDS_INDICATOR 0x15 /* Indicates if image is last in ROM */ 968 969 #define PCI_PDS_CODE_TYPE_PCAT 0x0 /* Intel x86/PC-AT Type */ 970 #define PCI_PDS_CODE_TYPE_OPEN_FW 0x1 /* Open Firmware */ 971 972 #ifdef __cplusplus 973 } 974 #endif 975 976 #endif /* _SYS_PCI_H */ 977