1 /* $NetBSD: pcireg.h,v 1.103 2015/07/27 15:46:03 msaitoh Exp $ */ 2 3 /* 4 * Copyright (c) 1995, 1996, 1999, 2000 5 * Christopher G. Demetriou. All rights reserved. 6 * Copyright (c) 1994, 1996 Charles M. Hannum. All rights reserved. 7 * 8 * Redistribution and use in source and binary forms, with or without 9 * modification, are permitted provided that the following conditions 10 * are met: 11 * 1. Redistributions of source code must retain the above copyright 12 * notice, this list of conditions and the following disclaimer. 13 * 2. Redistributions in binary form must reproduce the above copyright 14 * notice, this list of conditions and the following disclaimer in the 15 * documentation and/or other materials provided with the distribution. 16 * 3. All advertising materials mentioning features or use of this software 17 * must display the following acknowledgement: 18 * This product includes software developed by Charles M. Hannum. 19 * 4. The name of the author may not be used to endorse or promote products 20 * derived from this software without specific prior written permission. 21 * 22 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 23 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 24 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 25 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 26 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 27 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 28 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 29 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 30 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 31 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 32 */ 33 34 #ifndef _DEV_PCI_PCIREG_H_ 35 #define _DEV_PCI_PCIREG_H_ 36 37 /* 38 * Standardized PCI configuration information 39 * 40 * XXX This is not complete. 41 */ 42 43 /* 44 * Size of each function's configuration space. 45 */ 46 47 #define PCI_CONF_SIZE 0x100 48 #define PCI_EXTCONF_SIZE 0x1000 49 50 /* 51 * Device identification register; contains a vendor ID and a device ID. 52 */ 53 #define PCI_ID_REG 0x00 54 55 typedef u_int16_t pci_vendor_id_t; 56 typedef u_int16_t pci_product_id_t; 57 58 #define PCI_VENDOR_SHIFT 0 59 #define PCI_VENDOR_MASK 0xffff 60 #define PCI_VENDOR(id) \ 61 (((id) >> PCI_VENDOR_SHIFT) & PCI_VENDOR_MASK) 62 63 #define PCI_PRODUCT_SHIFT 16 64 #define PCI_PRODUCT_MASK 0xffff 65 #define PCI_PRODUCT(id) \ 66 (((id) >> PCI_PRODUCT_SHIFT) & PCI_PRODUCT_MASK) 67 68 #define PCI_ID_CODE(vid,pid) \ 69 ((((vid) & PCI_VENDOR_MASK) << PCI_VENDOR_SHIFT) | \ 70 (((pid) & PCI_PRODUCT_MASK) << PCI_PRODUCT_SHIFT)) \ 71 72 /* 73 * Command and status register. 74 */ 75 #define PCI_COMMAND_STATUS_REG 0x04 76 #define PCI_COMMAND_SHIFT 0 77 #define PCI_COMMAND_MASK 0xffff 78 #define PCI_STATUS_SHIFT 16 79 #define PCI_STATUS_MASK 0xffff 80 81 #define PCI_COMMAND_STATUS_CODE(cmd,stat) \ 82 ((((cmd) & PCI_COMMAND_MASK) << PCI_COMMAND_SHIFT) | \ 83 (((stat) & PCI_STATUS_MASK) << PCI_STATUS_SHIFT)) \ 84 85 #define PCI_COMMAND_IO_ENABLE 0x00000001 86 #define PCI_COMMAND_MEM_ENABLE 0x00000002 87 #define PCI_COMMAND_MASTER_ENABLE 0x00000004 88 #define PCI_COMMAND_SPECIAL_ENABLE 0x00000008 89 #define PCI_COMMAND_INVALIDATE_ENABLE 0x00000010 90 #define PCI_COMMAND_PALETTE_ENABLE 0x00000020 91 #define PCI_COMMAND_PARITY_ENABLE 0x00000040 92 #define PCI_COMMAND_STEPPING_ENABLE 0x00000080 93 #define PCI_COMMAND_SERR_ENABLE 0x00000100 94 #define PCI_COMMAND_BACKTOBACK_ENABLE 0x00000200 95 #define PCI_COMMAND_INTERRUPT_DISABLE 0x00000400 96 97 #define PCI_STATUS_INT_STATUS 0x00080000 98 #define PCI_STATUS_CAPLIST_SUPPORT 0x00100000 99 #define PCI_STATUS_66MHZ_SUPPORT 0x00200000 100 #define PCI_STATUS_UDF_SUPPORT 0x00400000 101 #define PCI_STATUS_BACKTOBACK_SUPPORT 0x00800000 102 #define PCI_STATUS_PARITY_ERROR 0x01000000 103 #define PCI_STATUS_DEVSEL_FAST 0x00000000 104 #define PCI_STATUS_DEVSEL_MEDIUM 0x02000000 105 #define PCI_STATUS_DEVSEL_SLOW 0x04000000 106 #define PCI_STATUS_DEVSEL_MASK 0x06000000 107 #define PCI_STATUS_TARGET_TARGET_ABORT 0x08000000 108 #define PCI_STATUS_MASTER_TARGET_ABORT 0x10000000 109 #define PCI_STATUS_MASTER_ABORT 0x20000000 110 #define PCI_STATUS_SPECIAL_ERROR 0x40000000 111 #define PCI_STATUS_PARITY_DETECT 0x80000000 112 113 /* 114 * PCI Class and Revision Register; defines type and revision of device. 115 */ 116 #define PCI_CLASS_REG 0x08 117 118 typedef u_int8_t pci_class_t; 119 typedef u_int8_t pci_subclass_t; 120 typedef u_int8_t pci_interface_t; 121 typedef u_int8_t pci_revision_t; 122 123 #define PCI_CLASS_SHIFT 24 124 #define PCI_CLASS_MASK 0xff 125 #define PCI_CLASS(cr) \ 126 (((cr) >> PCI_CLASS_SHIFT) & PCI_CLASS_MASK) 127 128 #define PCI_SUBCLASS_SHIFT 16 129 #define PCI_SUBCLASS_MASK 0xff 130 #define PCI_SUBCLASS(cr) \ 131 (((cr) >> PCI_SUBCLASS_SHIFT) & PCI_SUBCLASS_MASK) 132 133 #define PCI_INTERFACE_SHIFT 8 134 #define PCI_INTERFACE_MASK 0xff 135 #define PCI_INTERFACE(cr) \ 136 (((cr) >> PCI_INTERFACE_SHIFT) & PCI_INTERFACE_MASK) 137 138 #define PCI_REVISION_SHIFT 0 139 #define PCI_REVISION_MASK 0xff 140 #define PCI_REVISION(cr) \ 141 (((cr) >> PCI_REVISION_SHIFT) & PCI_REVISION_MASK) 142 143 #define PCI_CLASS_CODE(mainclass, subclass, interface) \ 144 ((((mainclass) & PCI_CLASS_MASK) << PCI_CLASS_SHIFT) | \ 145 (((subclass) & PCI_SUBCLASS_MASK) << PCI_SUBCLASS_SHIFT) | \ 146 (((interface) & PCI_INTERFACE_MASK) << PCI_INTERFACE_SHIFT)) 147 148 /* base classes */ 149 #define PCI_CLASS_PREHISTORIC 0x00 150 #define PCI_CLASS_MASS_STORAGE 0x01 151 #define PCI_CLASS_NETWORK 0x02 152 #define PCI_CLASS_DISPLAY 0x03 153 #define PCI_CLASS_MULTIMEDIA 0x04 154 #define PCI_CLASS_MEMORY 0x05 155 #define PCI_CLASS_BRIDGE 0x06 156 #define PCI_CLASS_COMMUNICATIONS 0x07 157 #define PCI_CLASS_SYSTEM 0x08 158 #define PCI_CLASS_INPUT 0x09 159 #define PCI_CLASS_DOCK 0x0a 160 #define PCI_CLASS_PROCESSOR 0x0b 161 #define PCI_CLASS_SERIALBUS 0x0c 162 #define PCI_CLASS_WIRELESS 0x0d 163 #define PCI_CLASS_I2O 0x0e 164 #define PCI_CLASS_SATCOM 0x0f 165 #define PCI_CLASS_CRYPTO 0x10 166 #define PCI_CLASS_DASP 0x11 167 #define PCI_CLASS_UNDEFINED 0xff 168 169 /* 0x00 prehistoric subclasses */ 170 #define PCI_SUBCLASS_PREHISTORIC_MISC 0x00 171 #define PCI_SUBCLASS_PREHISTORIC_VGA 0x01 172 173 /* 0x01 mass storage subclasses */ 174 #define PCI_SUBCLASS_MASS_STORAGE_SCSI 0x00 175 #define PCI_SUBCLASS_MASS_STORAGE_IDE 0x01 176 #define PCI_SUBCLASS_MASS_STORAGE_FLOPPY 0x02 177 #define PCI_SUBCLASS_MASS_STORAGE_IPI 0x03 178 #define PCI_SUBCLASS_MASS_STORAGE_RAID 0x04 179 #define PCI_SUBCLASS_MASS_STORAGE_ATA 0x05 180 #define PCI_INTERFACE_ATA_SINGLEDMA 0x20 181 #define PCI_INTERFACE_ATA_CHAINEDDMA 0x30 182 #define PCI_SUBCLASS_MASS_STORAGE_SATA 0x06 183 #define PCI_INTERFACE_SATA_VND 0x00 184 #define PCI_INTERFACE_SATA_AHCI10 0x01 185 #define PCI_INTERFACE_SATA_SSBI 0x02 186 #define PCI_SUBCLASS_MASS_STORAGE_SAS 0x07 187 #define PCI_SUBCLASS_MASS_STORAGE_NVM 0x08 188 #define PCI_INTERFACE_NVM_VND 0x00 189 #define PCI_INTERFACE_NVM_NVMHCI10 0x01 190 #define PCI_INTERFACE_NVM_NVME 0x02 191 #define PCI_SUBCLASS_MASS_STORAGE_MISC 0x80 192 193 /* 0x02 network subclasses */ 194 #define PCI_SUBCLASS_NETWORK_ETHERNET 0x00 195 #define PCI_SUBCLASS_NETWORK_TOKENRING 0x01 196 #define PCI_SUBCLASS_NETWORK_FDDI 0x02 197 #define PCI_SUBCLASS_NETWORK_ATM 0x03 198 #define PCI_SUBCLASS_NETWORK_ISDN 0x04 199 #define PCI_SUBCLASS_NETWORK_WORLDFIP 0x05 200 #define PCI_SUBCLASS_NETWORK_PCIMGMULTICOMP 0x06 201 #define PCI_SUBCLASS_NETWORK_INFINIBAND 0x07 202 #define PCI_SUBCLASS_NETWORK_MISC 0x80 203 204 /* 0x03 display subclasses */ 205 #define PCI_SUBCLASS_DISPLAY_VGA 0x00 206 #define PCI_INTERFACE_VGA_VGA 0x00 207 #define PCI_INTERFACE_VGA_8514 0x01 208 #define PCI_SUBCLASS_DISPLAY_XGA 0x01 209 #define PCI_SUBCLASS_DISPLAY_3D 0x02 210 #define PCI_SUBCLASS_DISPLAY_MISC 0x80 211 212 /* 0x04 multimedia subclasses */ 213 #define PCI_SUBCLASS_MULTIMEDIA_VIDEO 0x00 214 #define PCI_SUBCLASS_MULTIMEDIA_AUDIO 0x01 215 #define PCI_SUBCLASS_MULTIMEDIA_TELEPHONY 0x02 216 #define PCI_SUBCLASS_MULTIMEDIA_HDAUDIO 0x03 217 #define PCI_SUBCLASS_MULTIMEDIA_MISC 0x80 218 219 /* 0x05 memory subclasses */ 220 #define PCI_SUBCLASS_MEMORY_RAM 0x00 221 #define PCI_SUBCLASS_MEMORY_FLASH 0x01 222 #define PCI_SUBCLASS_MEMORY_MISC 0x80 223 224 /* 0x06 bridge subclasses */ 225 #define PCI_SUBCLASS_BRIDGE_HOST 0x00 226 #define PCI_SUBCLASS_BRIDGE_ISA 0x01 227 #define PCI_SUBCLASS_BRIDGE_EISA 0x02 228 #define PCI_SUBCLASS_BRIDGE_MC 0x03 /* XXX _MCA */ 229 #define PCI_SUBCLASS_BRIDGE_PCI 0x04 230 #define PCI_INTERFACE_BRIDGE_PCI_PCI 0x00 231 #define PCI_INTERFACE_BRIDGE_PCI_SUBDEC 0x01 232 #define PCI_SUBCLASS_BRIDGE_PCMCIA 0x05 233 #define PCI_SUBCLASS_BRIDGE_NUBUS 0x06 234 #define PCI_SUBCLASS_BRIDGE_CARDBUS 0x07 235 #define PCI_SUBCLASS_BRIDGE_RACEWAY 0x08 236 /* bit0 == 0 ? "transparent mode" : "endpoint mode" */ 237 #define PCI_SUBCLASS_BRIDGE_STPCI 0x09 238 #define PCI_INTERFACE_STPCI_PRIMARY 0x40 239 #define PCI_INTERFACE_STPCI_SECONDARY 0x80 240 #define PCI_SUBCLASS_BRIDGE_INFINIBAND 0x0a 241 #define PCI_SUBCLASS_BRIDGE_ADVSW 0x0b 242 #define PCI_INTERFACE_ADVSW_CUSTOM 0x00 243 #define PCI_INTERFACE_ADVSW_ASISIG 0x01 244 #define PCI_SUBCLASS_BRIDGE_MISC 0x80 245 246 /* 0x07 communications subclasses */ 247 #define PCI_SUBCLASS_COMMUNICATIONS_SERIAL 0x00 248 #define PCI_INTERFACE_SERIAL_XT 0x00 249 #define PCI_INTERFACE_SERIAL_16450 0x01 250 #define PCI_INTERFACE_SERIAL_16550 0x02 251 #define PCI_INTERFACE_SERIAL_16650 0x03 252 #define PCI_INTERFACE_SERIAL_16750 0x04 253 #define PCI_INTERFACE_SERIAL_16850 0x05 254 #define PCI_INTERFACE_SERIAL_16950 0x06 255 #define PCI_SUBCLASS_COMMUNICATIONS_PARALLEL 0x01 256 #define PCI_INTERFACE_PARALLEL 0x00 257 #define PCI_INTERFACE_PARALLEL_BIDIRECTIONAL 0x01 258 #define PCI_INTERFACE_PARALLEL_ECP1X 0x02 259 #define PCI_INTERFACE_PARALLEL_IEEE1284_CNTRL 0x03 260 #define PCI_INTERFACE_PARALLEL_IEEE1284_TGT 0xfe 261 #define PCI_SUBCLASS_COMMUNICATIONS_MPSERIAL 0x02 262 #define PCI_SUBCLASS_COMMUNICATIONS_MODEM 0x03 263 #define PCI_INTERFACE_MODEM 0x00 264 #define PCI_INTERFACE_MODEM_HAYES16450 0x01 265 #define PCI_INTERFACE_MODEM_HAYES16550 0x02 266 #define PCI_INTERFACE_MODEM_HAYES16650 0x03 267 #define PCI_INTERFACE_MODEM_HAYES16750 0x04 268 #define PCI_SUBCLASS_COMMUNICATIONS_GPIB 0x04 269 #define PCI_SUBCLASS_COMMUNICATIONS_SMARTCARD 0x05 270 #define PCI_SUBCLASS_COMMUNICATIONS_MISC 0x80 271 272 /* 0x08 system subclasses */ 273 #define PCI_SUBCLASS_SYSTEM_PIC 0x00 274 #define PCI_INTERFACE_PIC_8259 0x00 275 #define PCI_INTERFACE_PIC_ISA 0x01 276 #define PCI_INTERFACE_PIC_EISA 0x02 277 #define PCI_INTERFACE_PIC_IOAPIC 0x10 278 #define PCI_INTERFACE_PIC_IOXAPIC 0x20 279 #define PCI_SUBCLASS_SYSTEM_DMA 0x01 280 #define PCI_INTERFACE_DMA_8237 0x00 281 #define PCI_INTERFACE_DMA_ISA 0x01 282 #define PCI_INTERFACE_DMA_EISA 0x02 283 #define PCI_SUBCLASS_SYSTEM_TIMER 0x02 284 #define PCI_INTERFACE_TIMER_8254 0x00 285 #define PCI_INTERFACE_TIMER_ISA 0x01 286 #define PCI_INTERFACE_TIMER_EISA 0x02 287 #define PCI_INTERFACE_TIMER_HPET 0x03 288 #define PCI_SUBCLASS_SYSTEM_RTC 0x03 289 #define PCI_INTERFACE_RTC_GENERIC 0x00 290 #define PCI_INTERFACE_RTC_ISA 0x01 291 #define PCI_SUBCLASS_SYSTEM_PCIHOTPLUG 0x04 292 #define PCI_SUBCLASS_SYSTEM_SDHC 0x05 293 #define PCI_SUBCLASS_SYSTEM_IOMMU 0x06 /* or RCEC in old spec */ 294 #define PCI_SUBCLASS_SYSTEM_RCEC 0x07 295 #define PCI_SUBCLASS_SYSTEM_MISC 0x80 296 297 /* 0x09 input subclasses */ 298 #define PCI_SUBCLASS_INPUT_KEYBOARD 0x00 299 #define PCI_SUBCLASS_INPUT_DIGITIZER 0x01 300 #define PCI_SUBCLASS_INPUT_MOUSE 0x02 301 #define PCI_SUBCLASS_INPUT_SCANNER 0x03 302 #define PCI_SUBCLASS_INPUT_GAMEPORT 0x04 303 #define PCI_INTERFACE_GAMEPORT_GENERIC 0x00 304 #define PCI_INTERFACE_GAMEPORT_LEGACY 0x10 305 #define PCI_SUBCLASS_INPUT_MISC 0x80 306 307 /* 0x0a dock subclasses */ 308 #define PCI_SUBCLASS_DOCK_GENERIC 0x00 309 #define PCI_SUBCLASS_DOCK_MISC 0x80 310 311 /* 0x0b processor subclasses */ 312 #define PCI_SUBCLASS_PROCESSOR_386 0x00 313 #define PCI_SUBCLASS_PROCESSOR_486 0x01 314 #define PCI_SUBCLASS_PROCESSOR_PENTIUM 0x02 315 #define PCI_SUBCLASS_PROCESSOR_ALPHA 0x10 316 #define PCI_SUBCLASS_PROCESSOR_POWERPC 0x20 317 #define PCI_SUBCLASS_PROCESSOR_MIPS 0x30 318 #define PCI_SUBCLASS_PROCESSOR_COPROC 0x40 319 #define PCI_SUBCLASS_PROCESSOR_MISC 0x80 320 321 /* 0x0c serial bus subclasses */ 322 #define PCI_SUBCLASS_SERIALBUS_FIREWIRE 0x00 323 #define PCI_INTERFACE_IEEE1394_FIREWIRE 0x00 324 #define PCI_INTERFACE_IEEE1394_OPENHCI 0x10 325 #define PCI_SUBCLASS_SERIALBUS_ACCESS 0x01 326 #define PCI_SUBCLASS_SERIALBUS_SSA 0x02 327 #define PCI_SUBCLASS_SERIALBUS_USB 0x03 328 #define PCI_INTERFACE_USB_UHCI 0x00 329 #define PCI_INTERFACE_USB_OHCI 0x10 330 #define PCI_INTERFACE_USB_EHCI 0x20 331 #define PCI_INTERFACE_USB_XHCI 0x30 332 #define PCI_INTERFACE_USB_OTHERHC 0x80 333 #define PCI_INTERFACE_USB_DEVICE 0xfe 334 #define PCI_SUBCLASS_SERIALBUS_FIBER 0x04 /* XXX _FIBRECHANNEL */ 335 #define PCI_SUBCLASS_SERIALBUS_SMBUS 0x05 336 #define PCI_SUBCLASS_SERIALBUS_INFINIBAND 0x06 /* Deprecated */ 337 #define PCI_SUBCLASS_SERIALBUS_IPMI 0x07 338 #define PCI_INTERFACE_IPMI_SMIC 0x00 339 #define PCI_INTERFACE_IPMI_KBD 0x01 340 #define PCI_INTERFACE_IPMI_BLOCKXFER 0x02 341 #define PCI_SUBCLASS_SERIALBUS_SERCOS 0x08 342 #define PCI_SUBCLASS_SERIALBUS_CANBUS 0x09 343 #define PCI_SUBCLASS_SERIALBUS_MISC 0x80 344 345 /* 0x0d wireless subclasses */ 346 #define PCI_SUBCLASS_WIRELESS_IRDA 0x00 347 #define PCI_SUBCLASS_WIRELESS_CONSUMERIR 0x01 348 #define PCI_INTERFACE_CONSUMERIR 0x00 349 #define PCI_INTERFACE_UWB 0x10 350 #define PCI_SUBCLASS_WIRELESS_RF 0x10 351 #define PCI_SUBCLASS_WIRELESS_BLUETOOTH 0x11 352 #define PCI_SUBCLASS_WIRELESS_BROADBAND 0x12 353 #define PCI_SUBCLASS_WIRELESS_802_11A 0x20 354 #define PCI_SUBCLASS_WIRELESS_802_11B 0x21 355 #define PCI_SUBCLASS_WIRELESS_MISC 0x80 356 357 /* 0x0e I2O (Intelligent I/O) subclasses */ 358 #define PCI_SUBCLASS_I2O_STANDARD 0x00 359 #define PCI_INTERFACE_I2O_FIFOAT40 0x00 360 /* others for I2O spec */ 361 #define PCI_SUBCLASS_I2O_MISC 0x80 362 363 /* 0x0f satellite communication subclasses */ 364 /* PCI_SUBCLASS_SATCOM_??? 0x00 / * XXX ??? */ 365 #define PCI_SUBCLASS_SATCOM_TV 0x01 366 #define PCI_SUBCLASS_SATCOM_AUDIO 0x02 367 #define PCI_SUBCLASS_SATCOM_VOICE 0x03 368 #define PCI_SUBCLASS_SATCOM_DATA 0x04 369 #define PCI_SUBCLASS_SATCOM_MISC 0x80 370 371 /* 0x10 encryption/decryption subclasses */ 372 #define PCI_SUBCLASS_CRYPTO_NETCOMP 0x00 373 #define PCI_SUBCLASS_CRYPTO_ENTERTAINMENT 0x10 374 #define PCI_SUBCLASS_CRYPTO_MISC 0x80 375 376 /* 0x11 data acquisition and signal processing subclasses */ 377 #define PCI_SUBCLASS_DASP_DPIO 0x00 378 #define PCI_SUBCLASS_DASP_TIMEFREQ 0x01 /* performance counters */ 379 #define PCI_SUBCLASS_DASP_SYNC 0x10 380 #define PCI_SUBCLASS_DASP_MGMT 0x20 381 #define PCI_SUBCLASS_DASP_MISC 0x80 382 383 /* 384 * PCI BIST/Header Type/Latency Timer/Cache Line Size Register. 385 */ 386 #define PCI_BHLC_REG 0x0c 387 388 #define PCI_BIST_SHIFT 24 389 #define PCI_BIST_MASK 0xff 390 #define PCI_BIST(bhlcr) \ 391 (((bhlcr) >> PCI_BIST_SHIFT) & PCI_BIST_MASK) 392 393 #define PCI_HDRTYPE_SHIFT 16 394 #define PCI_HDRTYPE_MASK 0xff 395 #define PCI_HDRTYPE(bhlcr) \ 396 (((bhlcr) >> PCI_HDRTYPE_SHIFT) & PCI_HDRTYPE_MASK) 397 398 #define PCI_HDRTYPE_TYPE(bhlcr) \ 399 (PCI_HDRTYPE(bhlcr) & 0x7f) 400 #define PCI_HDRTYPE_MULTIFN(bhlcr) \ 401 ((PCI_HDRTYPE(bhlcr) & 0x80) != 0) 402 403 #define PCI_LATTIMER_SHIFT 8 404 #define PCI_LATTIMER_MASK 0xff 405 #define PCI_LATTIMER(bhlcr) \ 406 (((bhlcr) >> PCI_LATTIMER_SHIFT) & PCI_LATTIMER_MASK) 407 408 #define PCI_CACHELINE_SHIFT 0 409 #define PCI_CACHELINE_MASK 0xff 410 #define PCI_CACHELINE(bhlcr) \ 411 (((bhlcr) >> PCI_CACHELINE_SHIFT) & PCI_CACHELINE_MASK) 412 413 #define PCI_BHLC_CODE(bist,type,multi,latency,cacheline) \ 414 ((((bist) & PCI_BIST_MASK) << PCI_BIST_SHIFT) | \ 415 (((type) & PCI_HDRTYPE_MASK) << PCI_HDRTYPE_SHIFT) | \ 416 (((multi)?0x80:0) << PCI_HDRTYPE_SHIFT) | \ 417 (((latency) & PCI_LATTIMER_MASK) << PCI_LATTIMER_SHIFT) | \ 418 (((cacheline) & PCI_CACHELINE_MASK) << PCI_CACHELINE_SHIFT)) 419 420 /* 421 * PCI header type 422 */ 423 #define PCI_HDRTYPE_DEVICE 0 /* PCI/PCIX/Cardbus */ 424 #define PCI_HDRTYPE_PPB 1 /* PCI/PCIX/Cardbus */ 425 #define PCI_HDRTYPE_PCB 2 /* PCI/PCIX/Cardbus */ 426 #define PCI_HDRTYPE_EP 0 /* PCI Express */ 427 #define PCI_HDRTYPE_RC 1 /* PCI Express */ 428 429 430 /* 431 * Mapping registers 432 */ 433 #define PCI_MAPREG_START 0x10 434 #define PCI_MAPREG_END 0x28 435 #define PCI_MAPREG_ROM 0x30 436 #define PCI_MAPREG_PPB_END 0x18 437 #define PCI_MAPREG_PCB_END 0x14 438 439 #define PCI_BAR0 0x10 440 #define PCI_BAR1 0x14 441 #define PCI_BAR2 0x18 442 #define PCI_BAR3 0x1C 443 #define PCI_BAR4 0x20 444 #define PCI_BAR5 0x24 445 446 #define PCI_BAR(__n) (PCI_MAPREG_START + 4 * (__n)) 447 448 #define PCI_MAPREG_TYPE(mr) \ 449 ((mr) & PCI_MAPREG_TYPE_MASK) 450 #define PCI_MAPREG_TYPE_MASK 0x00000001 451 452 #define PCI_MAPREG_TYPE_MEM 0x00000000 453 #define PCI_MAPREG_TYPE_ROM 0x00000000 454 #define PCI_MAPREG_TYPE_IO 0x00000001 455 #define PCI_MAPREG_ROM_ENABLE 0x00000001 456 457 #define PCI_MAPREG_MEM_TYPE(mr) \ 458 ((mr) & PCI_MAPREG_MEM_TYPE_MASK) 459 #define PCI_MAPREG_MEM_TYPE_MASK 0x00000006 460 461 #define PCI_MAPREG_MEM_TYPE_32BIT 0x00000000 462 #define PCI_MAPREG_MEM_TYPE_32BIT_1M 0x00000002 463 #define PCI_MAPREG_MEM_TYPE_64BIT 0x00000004 464 465 #define PCI_MAPREG_MEM_PREFETCHABLE(mr) \ 466 (((mr) & PCI_MAPREG_MEM_PREFETCHABLE_MASK) != 0) 467 #define PCI_MAPREG_MEM_PREFETCHABLE_MASK 0x00000008 468 469 #define PCI_MAPREG_MEM_ADDR(mr) \ 470 ((mr) & PCI_MAPREG_MEM_ADDR_MASK) 471 #define PCI_MAPREG_MEM_SIZE(mr) \ 472 (PCI_MAPREG_MEM_ADDR(mr) & -PCI_MAPREG_MEM_ADDR(mr)) 473 #define PCI_MAPREG_MEM_ADDR_MASK 0xfffffff0 474 475 #define PCI_MAPREG_MEM64_ADDR(mr) \ 476 ((mr) & PCI_MAPREG_MEM64_ADDR_MASK) 477 #define PCI_MAPREG_MEM64_SIZE(mr) \ 478 (PCI_MAPREG_MEM64_ADDR(mr) & -PCI_MAPREG_MEM64_ADDR(mr)) 479 #define PCI_MAPREG_MEM64_ADDR_MASK 0xfffffffffffffff0ULL 480 481 #define PCI_MAPREG_IO_ADDR(mr) \ 482 ((mr) & PCI_MAPREG_IO_ADDR_MASK) 483 #define PCI_MAPREG_IO_SIZE(mr) \ 484 (PCI_MAPREG_IO_ADDR(mr) & -PCI_MAPREG_IO_ADDR(mr)) 485 #define PCI_MAPREG_IO_ADDR_MASK 0xfffffffc 486 487 #define PCI_MAPREG_SIZE_TO_MASK(size) \ 488 (-(size)) 489 490 #define PCI_MAPREG_NUM(offset) \ 491 (((unsigned)(offset)-PCI_MAPREG_START)/4) 492 493 494 /* 495 * Cardbus CIS pointer (PCI rev. 2.1) 496 */ 497 #define PCI_CARDBUS_CIS_REG 0x28 498 499 /* 500 * Subsystem identification register; contains a vendor ID and a device ID. 501 * Types/macros for PCI_ID_REG apply. 502 * (PCI rev. 2.1) 503 */ 504 #define PCI_SUBSYS_ID_REG 0x2c 505 506 #define PCI_SUBSYS_VENDOR_MASK __BITS(15, 0) 507 #define PCI_SUBSYS_ID_MASK __BITS(31, 16) 508 509 #define PCI_SUBSYS_VENDOR(__subsys_id) \ 510 __SHIFTOUT(__subsys_id, PCI_SUBSYS_VENDOR_MASK) 511 512 #define PCI_SUBSYS_ID(__subsys_id) \ 513 __SHIFTOUT(__subsys_id, PCI_SUBSYS_ID_MASK) 514 515 /* 516 * Capabilities link list (PCI rev. 2.2) 517 */ 518 #define PCI_CAPLISTPTR_REG 0x34 /* header type 0 */ 519 #define PCI_CARDBUS_CAPLISTPTR_REG 0x14 /* header type 2 */ 520 #define PCI_CAPLIST_PTR(cpr) ((cpr) & 0xff) 521 #define PCI_CAPLIST_NEXT(cr) (((cr) >> 8) & 0xff) 522 #define PCI_CAPLIST_CAP(cr) ((cr) & 0xff) 523 524 #define PCI_CAP_RESERVED0 0x00 525 #define PCI_CAP_PWRMGMT 0x01 526 #define PCI_CAP_AGP 0x02 527 #define PCI_CAP_AGP_MAJOR(cr) (((cr) >> 20) & 0xf) 528 #define PCI_CAP_AGP_MINOR(cr) (((cr) >> 16) & 0xf) 529 #define PCI_CAP_VPD 0x03 530 #define PCI_CAP_SLOTID 0x04 531 #define PCI_CAP_MSI 0x05 532 #define PCI_CAP_CPCI_HOTSWAP 0x06 533 #define PCI_CAP_PCIX 0x07 534 #define PCI_CAP_LDT 0x08 /* HyperTransport */ 535 #define PCI_CAP_VENDSPEC 0x09 536 #define PCI_CAP_DEBUGPORT 0x0a 537 #define PCI_CAP_CPCI_RSRCCTL 0x0b 538 #define PCI_CAP_HOTPLUG 0x0c 539 #define PCI_CAP_SUBVENDOR 0x0d 540 #define PCI_CAP_AGP8 0x0e 541 #define PCI_CAP_SECURE 0x0f 542 #define PCI_CAP_PCIEXPRESS 0x10 543 #define PCI_CAP_MSIX 0x11 544 #define PCI_CAP_SATA 0x12 545 #define PCI_CAP_PCIAF 0x13 546 547 /* 548 * Capability ID: 0x01 549 * Power Management Capability; access via capability pointer. 550 */ 551 552 /* Power Management Capability Register */ 553 #define PCI_PMCR_SHIFT 16 554 #define PCI_PMCR 0x02 555 #define PCI_PMCR_VERSION_MASK 0x0007 556 #define PCI_PMCR_VERSION_10 0x0001 557 #define PCI_PMCR_VERSION_11 0x0002 558 #define PCI_PMCR_VERSION_12 0x0003 559 #define PCI_PMCR_PME_CLOCK 0x0008 560 #define PCI_PMCR_DSI 0x0020 561 #define PCI_PMCR_AUXCUR_MASK 0x01c0 562 #define PCI_PMCR_AUXCUR_0 0x0000 563 #define PCI_PMCR_AUXCUR_55 0x0040 564 #define PCI_PMCR_AUXCUR_100 0x0080 565 #define PCI_PMCR_AUXCUR_160 0x00c0 566 #define PCI_PMCR_AUXCUR_220 0x0100 567 #define PCI_PMCR_AUXCUR_270 0x0140 568 #define PCI_PMCR_AUXCUR_320 0x0180 569 #define PCI_PMCR_AUXCUR_375 0x01c0 570 #define PCI_PMCR_D1SUPP 0x0200 571 #define PCI_PMCR_D2SUPP 0x0400 572 #define PCI_PMCR_PME_D0 0x0800 573 #define PCI_PMCR_PME_D1 0x1000 574 #define PCI_PMCR_PME_D2 0x2000 575 #define PCI_PMCR_PME_D3HOT 0x4000 576 #define PCI_PMCR_PME_D3COLD 0x8000 577 /* 578 * Power Management Control Status Register, Bridge Support Extensions Register 579 * and Data Register. 580 */ 581 #define PCI_PMCSR 0x04 582 #define PCI_PMCSR_STATE_MASK 0x00000003 583 #define PCI_PMCSR_STATE_D0 0x00000000 584 #define PCI_PMCSR_STATE_D1 0x00000001 585 #define PCI_PMCSR_STATE_D2 0x00000002 586 #define PCI_PMCSR_STATE_D3 0x00000003 587 #define PCI_PMCSR_NO_SOFTRST 0x00000008 588 #define PCI_PMCSR_PME_EN 0x00000100 589 #define PCI_PMCSR_DATASEL_MASK 0x00001e00 590 #define PCI_PMCSR_DATASCL_MASK 0x00006000 591 #define PCI_PMCSR_PME_STS 0x00008000 592 #define PCI_PMCSR_B2B3_SUPPORT 0x00400000 593 #define PCI_PMCSR_BPCC_EN 0x00800000 594 595 596 /* 597 * Capability ID: 0x02 598 * AGP 599 */ 600 601 /* 602 * Capability ID: 0x03 603 * Vital Product Data; access via capability pointer (PCI rev 2.2). 604 */ 605 #define PCI_VPD_ADDRESS_MASK 0x7fff 606 #define PCI_VPD_ADDRESS_SHIFT 16 607 #define PCI_VPD_ADDRESS(ofs) \ 608 (((ofs) & PCI_VPD_ADDRESS_MASK) << PCI_VPD_ADDRESS_SHIFT) 609 #define PCI_VPD_DATAREG(ofs) ((ofs) + 4) 610 #define PCI_VPD_OPFLAG 0x80000000 611 612 /* 613 * Capability ID: 0x04 614 * Slot ID 615 */ 616 617 /* 618 * Capability ID: 0x05 619 * MSI 620 */ 621 622 #define PCI_MSI_CTL 0x0 /* Message Control Register offset */ 623 #define PCI_MSI_MADDR 0x4 /* Message Address Register (least 624 * significant bits) offset 625 */ 626 #define PCI_MSI_MADDR64_LO 0x4 /* 64-bit Message Address Register 627 * (least significant bits) offset 628 */ 629 #define PCI_MSI_MADDR64_HI 0x8 /* 64-bit Message Address Register 630 * (most significant bits) offset 631 */ 632 #define PCI_MSI_MDATA 0x8 /* Message Data Register offset */ 633 #define PCI_MSI_MDATA64 0xC /* 64-bit Message Data Register 634 * offset 635 */ 636 #define PCI_MSI_MASK 0x10 /* Vector Mask register */ 637 #define PCI_MSI_PENDING 0x14 /* Vector Pending register */ 638 639 #define PCI_MSI_CTL_MASK __BITS(31, 16) 640 #define PCI_MSI_CTL_PERVEC_MASK __SHIFTIN(__BIT(8), PCI_MSI_CTL_MASK) 641 #define PCI_MSI_CTL_64BIT_ADDR __SHIFTIN(__BIT(7), PCI_MSI_CTL_MASK) 642 #define PCI_MSI_CTL_MME_MASK __SHIFTIN(__BITS(6, 4), PCI_MSI_CTL_MASK) 643 #define PCI_MSI_CTL_MME(reg) __SHIFTOUT(reg, PCI_MSI_CTL_MME_MASK) 644 #define PCI_MSI_CTL_MMC_MASK __SHIFTIN(__BITS(3, 1), PCI_MSI_CTL_MASK) 645 #define PCI_MSI_CTL_MMC(reg) __SHIFTOUT(reg, PCI_MSI_CTL_MMC_MASK) 646 #define PCI_MSI_CTL_MSI_ENABLE __SHIFTIN(__BIT(0), PCI_MSI_CTL_MASK) 647 648 /* 649 * MSI Message Address is at offset 4. 650 * MSI Message Upper Address (if 64bit) is at offset 8. 651 * MSI Message data is at offset 8 or 12 and is 16 bits. 652 * [16 bit reserved field] 653 * MSI Mask Bits (32 bit field) 654 * MSI Pending Bits (32 bit field) 655 */ 656 657 /* Max number of MSI vectors. See PCI-SIG specification. */ 658 #define PCI_MSI_MAX_VECTORS 32 659 660 /* 661 * Capability ID: 0x07 662 * PCI-X capability. 663 * 664 * PCI-X capability register has two different layouts. One is for bridge 665 * function. Another is for non-bridge functions. 666 */ 667 668 669 /* For non-bridge functions */ 670 671 /* 672 * Command. 16 bits at offset 2 (e.g. upper 16 bits of the first 32-bit 673 * word at the capability; the lower 16 bits are the capability ID and 674 * next capability pointer). 675 * 676 * Since we always read PCI config space in 32-bit words, we define these 677 * as 32-bit values, offset and shifted appropriately. Make sure you perform 678 * the appropriate R/M/W cycles! 679 */ 680 #define PCIX_CMD 0x00 681 #define PCIX_CMD_PERR_RECOVER 0x00010000 682 #define PCIX_CMD_RELAXED_ORDER 0x00020000 683 #define PCIX_CMD_BYTECNT_MASK 0x000c0000 684 #define PCIX_CMD_BYTECNT_SHIFT 18 685 #define PCIX_CMD_BYTECNT(reg) \ 686 (512 << (((reg) & PCIX_CMD_BYTECNT_MASK) >> PCIX_CMD_BYTECNT_SHIFT)) 687 #define PCIX_CMD_BCNT_512 0x00000000 688 #define PCIX_CMD_BCNT_1024 0x00040000 689 #define PCIX_CMD_BCNT_2048 0x00080000 690 #define PCIX_CMD_BCNT_4096 0x000c0000 691 #define PCIX_CMD_SPLTRANS_MASK 0x00700000 692 #define PCIX_CMD_SPLTRANS_SHIFT 20 693 #define PCIX_CMD_SPLTRANS_1 0x00000000 694 #define PCIX_CMD_SPLTRANS_2 0x00100000 695 #define PCIX_CMD_SPLTRANS_3 0x00200000 696 #define PCIX_CMD_SPLTRANS_4 0x00300000 697 #define PCIX_CMD_SPLTRANS_8 0x00400000 698 #define PCIX_CMD_SPLTRANS_12 0x00500000 699 #define PCIX_CMD_SPLTRANS_16 0x00600000 700 #define PCIX_CMD_SPLTRANS_32 0x00700000 701 702 /* 703 * Status. 32 bits at offset 4. 704 */ 705 #define PCIX_STATUS 0x04 706 #define PCIX_STATUS_FN_MASK 0x00000007 707 #define PCIX_STATUS_DEV_MASK 0x000000f8 708 #define PCIX_STATUS_DEV_SHIFT 3 709 #define PCIX_STATUS_BUS_MASK 0x0000ff00 710 #define PCIX_STATUS_BUS_SHIFT 8 711 #define PCIX_STATUS_FN(val) ((val) & PCIX_STATUS_FN_MASK) 712 #define PCIX_STATUS_DEV(val) \ 713 (((val) & PCIX_STATUS_DEV_MASK) >> PCIX_STATUS_DEV_SHIFT) 714 #define PCIX_STATUS_BUS(val) \ 715 (((val) & PCIX_STATUS_BUS_MASK) >> PCIX_STATUS_BUS_SHIFT) 716 #define PCIX_STATUS_64BIT 0x00010000 /* 64bit device */ 717 #define PCIX_STATUS_133 0x00020000 /* 133MHz capable */ 718 #define PCIX_STATUS_SPLDISC 0x00040000 /* Split completion discarded*/ 719 #define PCIX_STATUS_SPLUNEX 0x00080000 /* Unexpected split complet. */ 720 #define PCIX_STATUS_DEVCPLX 0x00100000 /* Device Complexity */ 721 #define PCIX_STATUS_MAXB_MASK 0x00600000 /* MAX memory read Byte count*/ 722 #define PCIX_STATUS_MAXB_SHIFT 21 723 #define PCIX_STATUS_MAXB_512 0x00000000 724 #define PCIX_STATUS_MAXB_1024 0x00200000 725 #define PCIX_STATUS_MAXB_2048 0x00400000 726 #define PCIX_STATUS_MAXB_4096 0x00600000 727 #define PCIX_STATUS_MAXST_MASK 0x03800000 /* MAX outstand. Split Trans.*/ 728 #define PCIX_STATUS_MAXST_SHIFT 23 729 #define PCIX_STATUS_MAXST_1 0x00000000 730 #define PCIX_STATUS_MAXST_2 0x00800000 731 #define PCIX_STATUS_MAXST_3 0x01000000 732 #define PCIX_STATUS_MAXST_4 0x01800000 733 #define PCIX_STATUS_MAXST_8 0x02000000 734 #define PCIX_STATUS_MAXST_12 0x02800000 735 #define PCIX_STATUS_MAXST_16 0x03000000 736 #define PCIX_STATUS_MAXST_32 0x03800000 737 #define PCIX_STATUS_MAXRS_MASK 0x1c000000 /* MAX cumulative Read Size */ 738 #define PCIX_STATUS_MAXRS_SHIFT 26 739 #define PCIX_STATUS_MAXRS_1K 0x00000000 740 #define PCIX_STATUS_MAXRS_2K 0x04000000 741 #define PCIX_STATUS_MAXRS_4K 0x08000000 742 #define PCIX_STATUS_MAXRS_8K 0x0c000000 743 #define PCIX_STATUS_MAXRS_16K 0x10000000 744 #define PCIX_STATUS_MAXRS_32K 0x14000000 745 #define PCIX_STATUS_MAXRS_64K 0x18000000 746 #define PCIX_STATUS_MAXRS_128K 0x1c000000 747 #define PCIX_STATUS_SCERR 0x20000000 /* rcv. Split Completion ERR.*/ 748 #define PCIX_STATUS_266 0x40000000 /* 266MHz capable */ 749 #define PCIX_STATUS_533 0x80000000 /* 533MHz capable */ 750 751 /* For bridge function */ 752 753 #define PCIX_BRIDGE_2ND_STATUS 0x00 754 #define PCIX_BRIDGE_ST_64BIT 0x00010000 /* Same as PCIX_STATUS (nonb)*/ 755 #define PCIX_BRIDGE_ST_133 0x00020000 /* Same as PCIX_STATUS (nonb)*/ 756 #define PCIX_BRIDGE_ST_SPLDISC 0x00040000 /* Same as PCIX_STATUS (nonb)*/ 757 #define PCIX_BRIDGE_ST_SPLUNEX 0x00080000 /* Same as PCIX_STATUS (nonb)*/ 758 #define PCIX_BRIDGE_ST_SPLOVRN 0x00100000 /* Split completion overrun */ 759 #define PCIX_BRIDGE_ST_SPLRQDL 0x00200000 /* Split request delayed */ 760 #define PCIX_BRIDGE_2NDST_CLKF 0x03c00000 /* Secondary clock frequency */ 761 #define PCIX_BRIDGE_2NDST_CLKF_SHIFT 22 762 #define PCIX_BRIDGE_2NDST_VER_MASK 0x30000000 /* Version */ 763 #define PCIX_BRIDGE_2NDST_VER_SHIFT 28 764 #define PCIX_BRIDGE_ST_266 0x40000000 /* Same as PCIX_STATUS (nonb)*/ 765 #define PCIX_BRIDGE_ST_533 0x80000000 /* Same as PCIX_STATUS (nonb)*/ 766 767 #define PCIX_BRIDGE_PRI_STATUS 0x04 768 /* Bit 0 to 15 are the same as PCIX_STATUS */ 769 /* Bit 16 to 21 are the same as PCIX_BRIDGE_2ND_STATUS */ 770 /* Bit 30 and 31 are the same as PCIX_BRIDGE_2ND_STATUS */ 771 772 #define PCIX_BRIDGE_UP_STCR 0x08 /* Upstream Split Transaction Control */ 773 #define PCIX_BRIDGE_DOWN_STCR 0x0c /* Downstream Split Transaction Control */ 774 /* The layouts of above two registers are the same */ 775 #define PCIX_BRIDGE_STCAP 0x0000ffff /* Sp. Tr. Capacity */ 776 #define PCIX_BRIDGE_STCLIM 0xffff0000 /* Sp. Tr. Commitment Limit */ 777 #define PCIX_BRIDGE_STCLIM_SHIFT 16 778 779 /* 780 * Capability ID: 0x08 781 * HyperTransport 782 */ 783 784 #define PCI_HT_CMD 0x00 /* Capability List & Command Register */ 785 #define PCI_HT_CMD_MASK __BITS(31, 16) 786 #define PCI_HT_MSI_ENABLED __BIT(16) 787 #define PCI_HT_MSI_FIXED __BIT(17) 788 #define PCI_HT_CAP(cr) ((((cr) >> 27) < 0x08) ? \ 789 (((cr) >> 27) & 0x1c) : (((cr) >> 27) & 0x1f)) 790 #define PCI_HT_CAPMASK __BITS(31, 27) 791 #define PCI_HT_CAP_SLAVE __SHIFTIN(0b00000, PCI_HT_CAPMASK) /* 000xx */ 792 #define PCI_HT_CAP_HOST __SHIFTIN(0b00100, PCI_HT_CAPMASK) /* 001xx */ 793 #define PCI_HT_CAP_SWITCH __SHIFTIN(0b01000, PCI_HT_CAPMASK) 794 #define PCI_HT_CAP_INTERRUPT __SHIFTIN(0b10000, PCI_HT_CAPMASK) 795 #define PCI_HT_CAP_REVID __SHIFTIN(0b10001, PCI_HT_CAPMASK) 796 #define PCI_HT_CAP_UNITID_CLUMP __SHIFTIN(0b10010, PCI_HT_CAPMASK) 797 #define PCI_HT_CAP_EXTCNFSPACE __SHIFTIN(0b10011, PCI_HT_CAPMASK) 798 #define PCI_HT_CAP_ADDRMAP __SHIFTIN(0b10100, PCI_HT_CAPMASK) 799 #define PCI_HT_CAP_MSIMAP __SHIFTIN(0b10101, PCI_HT_CAPMASK) 800 #define PCI_HT_CAP_DIRECTROUTE __SHIFTIN(0b10110, PCI_HT_CAPMASK) 801 #define PCI_HT_CAP_VCSET __SHIFTIN(0b10111, PCI_HT_CAPMASK) 802 #define PCI_HT_CAP_RETRYMODE __SHIFTIN(0b11000, PCI_HT_CAPMASK) 803 #define PCI_HT_CAP_X86ENCODE __SHIFTIN(0b11001, PCI_HT_CAPMASK) 804 #define PCI_HT_CAP_GEN3 __SHIFTIN(0b11010, PCI_HT_CAPMASK) 805 #define PCI_HT_CAP_FLE __SHIFTIN(0b11011, PCI_HT_CAPMASK) 806 #define PCI_HT_CAP_PM __SHIFTIN(0b11100, PCI_HT_CAPMASK) 807 #define PCI_HT_CAP_HIGHNODECNT __SHIFTIN(0b11101, PCI_HT_CAPMASK) 808 809 #define PCI_HT_MSI_ADDR_LO 0x04 810 #define PCI_HT_MSI_ADDR_HI 0x08 811 #define PCI_HT_MSI_FIXED_ADDR 0xfee00000UL 812 813 /* 814 * Capability ID: 0x09 815 * Vendor Specific 816 */ 817 #define PCI_VENDORSPECIFIC_SHIFT 16 818 #define PCI_VENDORSPECIFIC 0x02 819 820 /* 821 * Capability ID: 0x0a 822 * Debug Port 823 */ 824 #define PCI_DEBUG_BASER 0x00 /* Debug Base Register */ 825 #define PCI_DEBUG_BASER_SHIFT 16 826 #define PCI_DEBUG_PORTOFF_SHIFT 16 827 #define PCI_DEBUG_PORTOFF_MASK 0x1fff0000 /* Debug port offset */ 828 #define PCI_DEBUG_BARNUM_SHIFT 29 829 #define PCI_DEBUG_BARNUM_MASK 0xe0000000 /* BAR number */ 830 831 /* 832 * Capability ID: 0x0b 833 * Compact PCI 834 */ 835 836 /* 837 * Capability ID: 0x0c 838 * Hotplug 839 */ 840 841 /* 842 * Capability ID: 0x0d 843 * Subsystem 844 */ 845 #define PCI_CAP_SUBSYS_ID 0x04 846 /* bit field layout is the same as PCI_SUBSYS_ID_REG's one */ 847 848 /* 849 * Capability ID: 0x0e 850 * AGP8 851 */ 852 853 /* 854 * Capability ID: 0x0f 855 * Secure 856 */ 857 858 /* 859 * Capability ID: 0x10 860 * PCI Express; access via capability pointer. 861 */ 862 #define PCIE_XCAP 0x00 /* Capability List & Capabilities Register */ 863 #define PCIE_XCAP_MASK __BITS(31, 16) 864 /* Capability Version */ 865 #define PCIE_XCAP_VER_MASK __SHIFTIN(__BITS(3, 0), PCIE_XCAP_MASK) 866 #define PCIE_XCAP_VER_1 __SHIFTIN(1, PCIE_XCAP_VER_MASK) 867 #define PCIE_XCAP_VER_2 __SHIFTIN(2, PCIE_XCAP_VER_MASK) 868 #define PCIE_XCAP_TYPE_MASK __SHIFTIN(__BITS(7, 4), PCIE_XCAP_MASK) 869 #define PCIE_XCAP_TYPE_PCIE_DEV __SHIFTIN(0x0, PCIE_XCAP_TYPE_MASK) 870 #define PCIE_XCAP_TYPE_PCI_DEV __SHIFTIN(0x1, PCIE_XCAP_TYPE_MASK) 871 #define PCIE_XCAP_TYPE_ROOT __SHIFTIN(0x4, PCIE_XCAP_TYPE_MASK) 872 #define PCIE_XCAP_TYPE_UP __SHIFTIN(0x5, PCIE_XCAP_TYPE_MASK) 873 #define PCIE_XCAP_TYPE_DOWN __SHIFTIN(0x6, PCIE_XCAP_TYPE_MASK) 874 #define PCIE_XCAP_TYPE_PCIE2PCI __SHIFTIN(0x7, PCIE_XCAP_TYPE_MASK) 875 #define PCIE_XCAP_TYPE_PCI2PCIE __SHIFTIN(0x8, PCIE_XCAP_TYPE_MASK) 876 #define PCIE_XCAP_TYPE_ROOT_INTEP __SHIFTIN(0x9, PCIE_XCAP_TYPE_MASK) 877 #define PCIE_XCAP_TYPE_ROOT_EVNTC __SHIFTIN(0xa, PCIE_XCAP_TYPE_MASK) 878 #define PCIE_XCAP_SI __SHIFTIN(__BIT(8), PCIE_XCAP_MASK) /* Slot Implemented */ 879 #define PCIE_XCAP_IRQ __SHIFTIN(__BITS(13, 9), PCIE_XCAP_MASK) 880 #define PCIE_DCAP 0x04 /* Device Capabilities Register */ 881 #define PCIE_DCAP_MAX_PAYLOAD __BITS(2, 0) /* Max Payload Size Supported */ 882 #define PCIE_DCAP_PHANTOM_FUNCS __BITS(4, 3) /* Phantom Functions Supported*/ 883 #define PCIE_DCAP_EXT_TAG_FIELD __BIT(5) /* Extended Tag Field Support */ 884 #define PCIE_DCAP_L0S_LATENCY __BITS(8, 6) /* Endpoint L0 Accptbl Latency*/ 885 #define PCIE_DCAP_L1_LATENCY __BITS(11, 9) /* Endpoint L1 Accptbl Latency*/ 886 #define PCIE_DCAP_ATTN_BUTTON __BIT(12) /* Attention Indicator Button */ 887 #define PCIE_DCAP_ATTN_IND __BIT(13) /* Attention Indicator Present*/ 888 #define PCIE_DCAP_PWR_IND __BIT(14) /* Power Indicator Present */ 889 #define PCIE_DCAP_ROLE_ERR_RPT __BIT(15) /* Role-Based Error Reporting */ 890 #define PCIE_DCAP_SLOT_PWR_LIM_VAL __BITS(25, 18) /* Cap. Slot PWR Limit Val */ 891 #define PCIE_DCAP_SLOT_PWR_LIM_SCALE __BITS(27, 26) /* Cap. SlotPWRLimit Scl */ 892 #define PCIE_DCAP_FLR __BIT(28) /* Function-Level Reset Cap. */ 893 #define PCIE_DCSR 0x08 /* Device Control & Status Register */ 894 #define PCIE_DCSR_ENA_COR_ERR __BIT(0) /* Correctable Error Report En*/ 895 #define PCIE_DCSR_ENA_NFER __BIT(1) /* Non-Fatal Error Report En. */ 896 #define PCIE_DCSR_ENA_FER __BIT(2) /* Fatal Error Reporting Enabl*/ 897 #define PCIE_DCSR_ENA_URR __BIT(3) /* Unsupported Request Rpt En */ 898 #define PCIE_DCSR_ENA_RELAX_ORD __BIT(4) /* Enable Relaxed Ordering */ 899 #define PCIE_DCSR_MAX_PAYLOAD __BITS(7, 5) /* Max Payload Size */ 900 #define PCIE_DCSR_EXT_TAG_FIELD __BIT(8) /* Extended Tag Field Enable */ 901 #define PCIE_DCSR_PHANTOM_FUNCS __BIT(9) /* Phantom Functions Enable */ 902 #define PCIE_DCSR_AUX_POWER_PM __BIT(10) /* Aux Power PM Enable */ 903 #define PCIE_DCSR_ENA_NO_SNOOP __BIT(11) /* Enable No Snoop */ 904 #define PCIE_DCSR_MAX_READ_REQ __BITS(14, 12) /* Max Read Request Size */ 905 #define PCIE_DCSR_BRDG_CFG_RETRY __BIT(15) /* Bridge Config Retry Enable */ 906 #define PCIE_DCSR_INITIATE_FLR __BIT(15) /* Initiate Function-Level Rst*/ 907 #define PCIE_DCSR_CED __BIT(0 + 16) /* Correctable Error Detected */ 908 #define PCIE_DCSR_NFED __BIT(1 + 16) /* Non-Fatal Error Detected */ 909 #define PCIE_DCSR_FED __BIT(2 + 16) /* Fatal Error Detected */ 910 #define PCIE_DCSR_URD __BIT(3 + 16) /* Unsupported Req. Detected */ 911 #define PCIE_DCSR_AUX_PWR __BIT(4 + 16) /* Aux Power Detected */ 912 #define PCIE_DCSR_TRANSACTION_PND __BIT(5 + 16) /* Transaction Pending */ 913 #define PCIE_LCAP 0x0c /* Link Capabilities Register */ 914 #define PCIE_LCAP_MAX_SPEED __BITS(3, 0) /* Max Link Speed */ 915 #define PCIE_LCAP_MAX_WIDTH __BITS(9, 4) /* Maximum Link Width */ 916 #define PCIE_LCAP_ASPM __BITS(11, 10) /* Active State Link PM Supp. */ 917 #define PCIE_LCAP_L0S_EXIT __BITS(14, 12) /* L0s Exit Latency */ 918 #define PCIE_LCAP_L1_EXIT __BITS(17, 15) /* L1 Exit Latency */ 919 #define PCIE_LCAP_CLOCK_PM __BIT(18) /* Clock Power Management */ 920 #define PCIE_LCAP_SURPRISE_DOWN __BIT(19) /* Surprise Down Err Rpt Cap. */ 921 #define PCIE_LCAP_DL_ACTIVE __BIT(20) /* Data Link Layer Link Active*/ 922 #define PCIE_LCAP_LINK_BW_NOTIFY __BIT(21) /* Link BW Notification Capabl*/ 923 #define PCIE_LCAP_ASPM_COMPLIANCE __BIT(22) /* ASPM Optionally Compliance */ 924 #define PCIE_LCAP_PORT __BITS(31, 24) /* Port Number */ 925 #define PCIE_LCSR 0x10 /* Link Control & Status Register */ 926 #define PCIE_LCSR_ASPM_L0S __BIT(0) /* Active State PM Control L0s*/ 927 #define PCIE_LCSR_ASPM_L1 __BIT(1) /* Active State PM Control L1 */ 928 #define PCIE_LCSR_RCB __BIT(3) /* Read Completion Boundry Ctl*/ 929 #define PCIE_LCSR_LINK_DIS __BIT(4) /* Link Disable */ 930 #define PCIE_LCSR_RETRAIN __BIT(5) /* Retrain Link */ 931 #define PCIE_LCSR_COMCLKCFG __BIT(6) /* Common Clock Configuration */ 932 #define PCIE_LCSR_EXTNDSYNC __BIT(7) /* Extended Synch */ 933 #define PCIE_LCSR_ENCLKPM __BIT(8) /* Enable Clock Power Managmt */ 934 #define PCIE_LCSR_HAWD __BIT(9) /* HW Autonomous Width Disable*/ 935 #define PCIE_LCSR_LBMIE __BIT(10) /* Link BW Management Intr En */ 936 #define PCIE_LCSR_LABIE __BIT(11) /* Link Autonomous BW Intr En */ 937 #define PCIE_LCSR_LINKSPEED __BITS(19, 16) /* Link Speed */ 938 #define PCIE_LCSR_NLW __BITS(25, 20) /* Negotiated Link Width */ 939 #define PCIE_LCSR_LINKTRAIN_ERR __BIT(10 + 16) /* Link Training Error */ 940 #define PCIE_LCSR_LINKTRAIN __BIT(11 + 16) /* Link Training */ 941 #define PCIE_LCSR_SLOTCLKCFG __BIT(12 + 16) /* Slot Clock Configuration */ 942 #define PCIE_LCSR_DLACTIVE __BIT(13 + 16) /* Data Link Layer Link Active*/ 943 #define PCIE_LCSR_LINK_BW_MGMT __BIT(14 + 16) /* Link BW Management Status */ 944 #define PCIE_LCSR_LINK_AUTO_BW __BIT(15 + 16) /* Link Autonomous BW Status */ 945 #define PCIE_SLCAP 0x14 /* Slot Capabilities Register */ 946 #define PCIE_SLCAP_ABP __BIT(0) /* Attention Button Present */ 947 #define PCIE_SLCAP_PCP __BIT(1) /* Power Controller Present */ 948 #define PCIE_SLCAP_MSP __BIT(2) /* MRL Sensor Present */ 949 #define PCIE_SLCAP_AIP __BIT(3) /* Attention Indicator Present*/ 950 #define PCIE_SLCAP_PIP __BIT(4) /* Power Indicator Present */ 951 #define PCIE_SLCAP_HPS __BIT(5) /* Hot-Plug Surprise */ 952 #define PCIE_SLCAP_HPC __BIT(6) /* Hot-Plug Capable */ 953 #define PCIE_SLCAP_SPLV __BITS(14, 7) /* Slot Power Limit Value */ 954 #define PCIE_SLCAP_SPLS __BITS(16, 15) /* Slot Power Limit Scale */ 955 #define PCIE_SLCAP_EIP __BIT(17) /* Electromechanical Interlock*/ 956 #define PCIE_SLCAP_NCCS __BIT(18) /* No Command Completed Supp. */ 957 #define PCIE_SLCAP_PSN __BITS(31, 19) /* Physical Slot Number */ 958 #define PCIE_SLCSR 0x18 /* Slot Control & Status Register */ 959 #define PCIE_SLCSR_ABE __BIT(0) /* Attention Button Pressed En*/ 960 #define PCIE_SLCSR_PFE __BIT(1) /* Power Button Pressed Enable*/ 961 #define PCIE_SLCSR_MSE __BIT(2) /* MRL Sensor Changed Enable */ 962 #define PCIE_SLCSR_PDE __BIT(3) /* Presence Detect Changed Ena*/ 963 #define PCIE_SLCSR_CCE __BIT(4) /* Command Completed Intr. En */ 964 #define PCIE_SLCSR_HPE __BIT(5) /* Hot Plug Interrupt Enable */ 965 #define PCIE_SLCSR_AIC __BITS(7, 6) /* Attention Indicator Control*/ 966 #define PCIE_SLCSR_PIC __BITS(9, 8) /* Power Indicator Control */ 967 #define PCIE_SLCSR_PCC __BIT(10) /* Power Controller Control */ 968 #define PCIE_SLCSR_EIC __BIT(11) /* Electromechanical Interlock*/ 969 #define PCIE_SLCSR_DLLSCE __BIT(12) /* DataLinkLayer State Changed*/ 970 #define PCIE_SLCSR_ABP __BIT(0 + 16) /* Attention Button Pressed */ 971 #define PCIE_SLCSR_PFD __BIT(1 + 16) /* Power Fault Detected */ 972 #define PCIE_SLCSR_MSC __BIT(2 + 16) /* MRL Sensor Changed */ 973 #define PCIE_SLCSR_PDC __BIT(3 + 16) /* Presence Detect Changed */ 974 #define PCIE_SLCSR_CC __BIT(4 + 16) /* Command Completed */ 975 #define PCIE_SLCSR_MS __BIT(5 + 16) /* MRL Sensor State */ 976 #define PCIE_SLCSR_PDS __BIT(6 + 16) /* Presence Detect State */ 977 #define PCIE_SLCSR_EIS __BIT(7 + 16) /* Electromechanical Interlock*/ 978 #define PCIE_SLCSR_LACS __BIT(8 + 16) /* Data Link Layer State Chg. */ 979 #define PCIE_RCR 0x1c /* Root Control & Capabilities Reg. */ 980 #define PCIE_RCR_SERR_CER __BIT(0) /* SERR on Correctable Err. En*/ 981 #define PCIE_RCR_SERR_NFER __BIT(1) /* SERR on Non-Fatal Error En */ 982 #define PCIE_RCR_SERR_FER __BIT(2) /* SERR on Fatal Error Enable */ 983 #define PCIE_RCR_PME_IE __BIT(3) /* PME Interrupt Enable */ 984 #define PCIE_RCR_CRS_SVE __BIT(4) /* CRS Software Visibility En */ 985 #define PCIE_RCR_CRS_SV __BIT(16) /* CRS Software Visibility */ 986 #define PCIE_RSR 0x20 /* Root Status Register */ 987 #define PCIE_RSR_PME_REQESTER __BITS(15, 0) /* PME Requester ID */ 988 #define PCIE_RSR_PME_STAT __BIT(16) /* PME Status */ 989 #define PCIE_RSR_PME_PEND __BIT(17) /* PME Pending */ 990 #define PCIE_DCAP2 0x24 /* Device Capabilities 2 Register */ 991 #define PCIE_DCAP2_COMPT_RANGE __BITS(3,0) /* Compl. Timeout Ranges Supp */ 992 #define PCIE_DCAP2_COMPT_DIS __BIT(4) /* Compl. Timeout Disable Supp*/ 993 #define PCIE_DCAP2_ARI_FWD __BIT(5) /* ARI Forward Supported */ 994 #define PCIE_DCAP2_ATOM_ROUT __BIT(6) /* AtomicOp Routing Supported */ 995 #define PCIE_DCAP2_32ATOM __BIT(7) /* 32bit AtomicOp Compl. Supp */ 996 #define PCIE_DCAP2_64ATOM __BIT(8) /* 64bit AtomicOp Compl. Supp */ 997 #define PCIE_DCAP2_128CAS __BIT(9) /* 128bit Cas Completer Supp. */ 998 #define PCIE_DCAP2_NO_ROPR_PASS __BIT(10) /* No RO-enabled PR-PR Passng */ 999 #define PCIE_DCAP2_LTR_MEC __BIT(11) /* LTR Mechanism Supported */ 1000 #define PCIE_DCAP2_TPH_COMP __BITS(13, 12) /* TPH Completer Supported */ 1001 #define PCIE_DCAP2_OBFF __BITS(19, 18) /* OBPF */ 1002 #define PCIE_DCAP2_EXTFMT_FLD __BIT(20) /* Extended Fmt Field Support */ 1003 #define PCIE_DCAP2_EETLP_PREF __BIT(21) /* End-End TLP Prefix Support */ 1004 #define PCIE_DCAP2_MAX_EETLP __BITS(23, 22) /* Max End-End TLP Prefix Sup */ 1005 #define PCIE_DCSR2 0x28 /* Device Control & Status 2 Register */ 1006 #define PCIE_DCSR2_COMPT_VAL __BITS(3, 0) /* Completion Timeout Value */ 1007 #define PCIE_DCSR2_COMPT_DIS __BIT(4) /* Completion Timeout Disable */ 1008 #define PCIE_DCSR2_ARI_FWD __BIT(5) /* ARI Forwarding Enable */ 1009 #define PCIE_DCSR2_ATOM_REQ __BIT(6) /* AtomicOp Requester Enable */ 1010 #define PCIE_DCSR2_ATOM_EBLK __BIT(7) /* AtomicOp Egress Blocking */ 1011 #define PCIE_DCSR2_IDO_REQ __BIT(8) /* IDO Request Enable */ 1012 #define PCIE_DCSR2_IDO_COMP __BIT(9) /* IDO Completion Enable */ 1013 #define PCIE_DCSR2_LTR_MEC __BIT(10) /* LTR Mechanism Enable */ 1014 #define PCIE_DCSR2_OBFF_EN __BITS(14, 13) /* OBPF Enable */ 1015 #define PCIE_DCSR2_EETLP __BIT(15) /* End-End TLP Prefix Blcking */ 1016 #define PCIE_LCAP2 0x2c /* Link Capabilities 2 Register */ 1017 #define PCIE_LCAP2_SUP_LNKSV __BITS(7, 1) /* Supported Link Speeds Vect */ 1018 #define PCIE_LCAP2_CROSSLNK __BIT(8) /* Crosslink Supported */ 1019 #define PCIE_LCSR2 0x30 /* Link Control & Status 2 Register */ 1020 #define PCIE_LCSR2_TGT_LSPEED __BITS(3, 0) /* Target Link Speed */ 1021 #define PCIE_LCSR2_ENT_COMPL __BIT(4) /* Enter Compliance */ 1022 #define PCIE_LCSR2_HW_AS_DIS __BIT(5) /* HW Autonomous Speed Disabl */ 1023 #define PCIE_LCSR2_SEL_DEEMP __BIT(6) /* Selectable De-emphasis */ 1024 #define PCIE_LCSR2_TX_MARGIN __BITS(9, 7) /* Transmit Margin */ 1025 #define PCIE_LCSR2_EN_MCOMP __BIT(10) /* Enter Modified Compliance */ 1026 #define PCIE_LCSR2_COMP_SOS __BIT(11) /* Compliance SOS */ 1027 #define PCIE_LCSR2_COMP_DEEMP __BITS(15, 12) /* Compliance Present/De-emph */ 1028 #define PCIE_LCSR2_DEEMP_LVL __BIT(0 + 16) /* Current De-emphasis Level */ 1029 #define PCIE_LCSR2_EQ_COMPL __BIT(1 + 16) /* Equalization Complete */ 1030 #define PCIE_LCSR2_EQP1_SUC __BIT(2 + 16) /* Equaliz Phase 1 Successful */ 1031 #define PCIE_LCSR2_EQP2_SUC __BIT(3 + 16) /* Equaliz Phase 2 Successful */ 1032 #define PCIE_LCSR2_EQP3_SUC __BIT(4 + 16) /* Equaliz Phase 3 Successful */ 1033 #define PCIE_LCSR2_LNKEQ_REQ __BIT(5 + 16) /* Link Equalization Request */ 1034 1035 #define PCIE_SLCAP2 0x34 /* Slot Capabilities 2 Register */ 1036 #define PCIE_SLCSR2 0x38 /* Slot Control & Status 2 Register */ 1037 1038 /* 1039 * Capability ID: 0x11 1040 * MSIX 1041 */ 1042 1043 #define PCI_MSIX_CTL 0x00 1044 #define PCI_MSIX_CTL_ENABLE 0x80000000 1045 #define PCI_MSIX_CTL_FUNCMASK 0x40000000 1046 #define PCI_MSIX_CTL_TBLSIZE_MASK 0x07ff0000 1047 #define PCI_MSIX_CTL_TBLSIZE_SHIFT 16 1048 #define PCI_MSIX_CTL_TBLSIZE(ofs) ((((ofs) & PCI_MSIX_CTL_TBLSIZE_MASK) \ 1049 >> PCI_MSIX_CTL_TBLSIZE_SHIFT) + 1) 1050 /* 1051 * 2nd DWORD is the Table Offset 1052 */ 1053 #define PCI_MSIX_TBLOFFSET 0x04 1054 #define PCI_MSIX_TBLOFFSET_MASK 0xfffffff8 1055 #define PCI_MSIX_TBLBIR_MASK 0x00000007 1056 /* 1057 * 3rd DWORD is the Pending Bitmap Array Offset 1058 */ 1059 #define PCI_MSIX_PBAOFFSET 0x08 1060 #define PCI_MSIX_PBAOFFSET_MASK 0xfffffff8 1061 #define PCI_MSIX_PBABIR_MASK 0x00000007 1062 1063 #define PCI_MSIX_TABLE_ENTRY_SIZE 16 1064 #define PCI_MSIX_TABLE_ENTRY_ADDR_LO 0x0 1065 #define PCI_MSIX_TABLE_ENTRY_ADDR_HI 0x4 1066 #define PCI_MSIX_TABLE_ENTRY_DATA 0x8 1067 #define PCI_MSIX_TABLE_ENTRY_VECTCTL 0xc 1068 struct pci_msix_table_entry { 1069 uint32_t pci_msix_addr_lo; 1070 uint32_t pci_msix_addr_hi; 1071 uint32_t pci_msix_value; 1072 uint32_t pci_msix_vector_control; 1073 }; 1074 #define PCI_MSIX_VECTCTL_HWMASK_MASK 0x00000001 1075 1076 /* Max number of MSI-X vectors. See PCI-SIG specification. */ 1077 #define PCI_MSIX_MAX_VECTORS 2048 1078 1079 /* 1080 * Capability ID: 0x12 1081 * SATA 1082 */ 1083 1084 /* 1085 * Capability ID: 0x13 1086 * Advanced Feature 1087 */ 1088 #define PCI_AFCAPR 0x00 /* Capabilities */ 1089 #define PCI_AFCAPR_MASK __BITS(31, 24) 1090 #define PCI_AF_TP_CAP __BIT(24) /* Transaction Pending */ 1091 #define PCI_AF_FLR_CAP __BIT(25) /* Function Level Reset */ 1092 #define PCI_AFCSR 0x04 /* Control & Status register */ 1093 #define PCI_AFCR_INITIATE_FLR __BIT(0) /* Initiate Function LVL RST */ 1094 #define PCI_AFSR_TP __BIT(8) /* Transaction Pending */ 1095 1096 1097 /* 1098 * Interrupt Configuration Register; contains interrupt pin and line. 1099 */ 1100 #define PCI_INTERRUPT_REG 0x3c 1101 1102 typedef u_int8_t pci_intr_latency_t; 1103 typedef u_int8_t pci_intr_grant_t; 1104 typedef u_int8_t pci_intr_pin_t; 1105 typedef u_int8_t pci_intr_line_t; 1106 1107 #define PCI_MAX_LAT_SHIFT 24 1108 #define PCI_MAX_LAT_MASK 0xff 1109 #define PCI_MAX_LAT(icr) \ 1110 (((icr) >> PCI_MAX_LAT_SHIFT) & PCI_MAX_LAT_MASK) 1111 1112 #define PCI_MIN_GNT_SHIFT 16 1113 #define PCI_MIN_GNT_MASK 0xff 1114 #define PCI_MIN_GNT(icr) \ 1115 (((icr) >> PCI_MIN_GNT_SHIFT) & PCI_MIN_GNT_MASK) 1116 1117 #define PCI_INTERRUPT_GRANT_SHIFT 24 1118 #define PCI_INTERRUPT_GRANT_MASK 0xff 1119 #define PCI_INTERRUPT_GRANT(icr) \ 1120 (((icr) >> PCI_INTERRUPT_GRANT_SHIFT) & PCI_INTERRUPT_GRANT_MASK) 1121 1122 #define PCI_INTERRUPT_LATENCY_SHIFT 16 1123 #define PCI_INTERRUPT_LATENCY_MASK 0xff 1124 #define PCI_INTERRUPT_LATENCY(icr) \ 1125 (((icr) >> PCI_INTERRUPT_LATENCY_SHIFT) & PCI_INTERRUPT_LATENCY_MASK) 1126 1127 #define PCI_INTERRUPT_PIN_SHIFT 8 1128 #define PCI_INTERRUPT_PIN_MASK 0xff 1129 #define PCI_INTERRUPT_PIN(icr) \ 1130 (((icr) >> PCI_INTERRUPT_PIN_SHIFT) & PCI_INTERRUPT_PIN_MASK) 1131 1132 #define PCI_INTERRUPT_LINE_SHIFT 0 1133 #define PCI_INTERRUPT_LINE_MASK 0xff 1134 #define PCI_INTERRUPT_LINE(icr) \ 1135 (((icr) >> PCI_INTERRUPT_LINE_SHIFT) & PCI_INTERRUPT_LINE_MASK) 1136 1137 #define PCI_INTERRUPT_CODE(lat,gnt,pin,line) \ 1138 ((((lat)&PCI_INTERRUPT_LATENCY_MASK)<<PCI_INTERRUPT_LATENCY_SHIFT)| \ 1139 (((gnt)&PCI_INTERRUPT_GRANT_MASK) <<PCI_INTERRUPT_GRANT_SHIFT) | \ 1140 (((pin)&PCI_INTERRUPT_PIN_MASK) <<PCI_INTERRUPT_PIN_SHIFT) | \ 1141 (((line)&PCI_INTERRUPT_LINE_MASK) <<PCI_INTERRUPT_LINE_SHIFT)) 1142 1143 #define PCI_INTERRUPT_PIN_NONE 0x00 1144 #define PCI_INTERRUPT_PIN_A 0x01 1145 #define PCI_INTERRUPT_PIN_B 0x02 1146 #define PCI_INTERRUPT_PIN_C 0x03 1147 #define PCI_INTERRUPT_PIN_D 0x04 1148 #define PCI_INTERRUPT_PIN_MAX 0x04 1149 1150 /* Header Type 1 (Bridge) configuration registers */ 1151 #define PCI_BRIDGE_BUS_REG 0x18 1152 #define PCI_BRIDGE_BUS_EACH_MASK 0xff 1153 #define PCI_BRIDGE_BUS_PRIMARY_SHIFT 0 1154 #define PCI_BRIDGE_BUS_SECONDARY_SHIFT 8 1155 #define PCI_BRIDGE_BUS_SUBORDINATE_SHIFT 16 1156 #define PCI_BRIDGE_BUS_SEC_LATTIMER_SHIFT 24 1157 #define PCI_BRIDGE_BUS_PRIMARY(reg) \ 1158 (((reg) >> PCI_BRIDGE_BUS_PRIMARY_SHIFT) & PCI_BRIDGE_BUS_EACH_MASK) 1159 #define PCI_BRIDGE_BUS_SECONDARY(reg) \ 1160 (((reg) >> PCI_BRIDGE_BUS_SECONDARY_SHIFT) & PCI_BRIDGE_BUS_EACH_MASK) 1161 #define PCI_BRIDGE_BUS_SUBORDINATE(reg) \ 1162 (((reg) >> PCI_BRIDGE_BUS_SUBORDINATE_SHIFT) &PCI_BRIDGE_BUS_EACH_MASK) 1163 #define PCI_BRIDGE_BUS_SEC_LATTIMER(reg) \ 1164 (((reg) >> PCI_BRIDGE_BUS_SEC_LATTIMER_SHIFT)&PCI_BRIDGE_BUS_EACH_MASK) 1165 1166 1167 #define PCI_BRIDGE_STATIO_REG 0x1C 1168 #define PCI_BRIDGE_STATIO_IOBASE_SHIFT 0 1169 #define PCI_BRIDGE_STATIO_IOLIMIT_SHIFT 8 1170 #define PCI_BRIDGE_STATIO_STATUS_SHIFT 16 1171 #define PCI_BRIDGE_STATIO_IOBASE_MASK 0xf0 1172 #define PCI_BRIDGE_STATIO_IOLIMIT_MASK 0xf0 1173 #define PCI_BRIDGE_STATIO_STATUS_MASK 0xffff 1174 #define PCI_BRIDGE_IO_32BITS(reg) (((reg) & 0xf) == 1) 1175 1176 #define PCI_BRIDGE_MEMORY_REG 0x20 1177 #define PCI_BRIDGE_MEMORY_BASE_SHIFT 4 1178 #define PCI_BRIDGE_MEMORY_LIMIT_SHIFT 20 1179 #define PCI_BRIDGE_MEMORY_BASE_MASK 0x0fff 1180 #define PCI_BRIDGE_MEMORY_LIMIT_MASK 0x0fff 1181 1182 #define PCI_BRIDGE_PREFETCHMEM_REG 0x24 1183 #define PCI_BRIDGE_PREFETCHMEM_BASE_SHIFT 4 1184 #define PCI_BRIDGE_PREFETCHMEM_LIMIT_SHIFT 20 1185 #define PCI_BRIDGE_PREFETCHMEM_BASE_MASK 0x0fff 1186 #define PCI_BRIDGE_PREFETCHMEM_LIMIT_MASK 0x0fff 1187 #define PCI_BRIDGE_PREFETCHMEM_64BITS(reg) ((reg) & 0xf) 1188 1189 #define PCI_BRIDGE_PREFETCHBASE32_REG 0x28 1190 #define PCI_BRIDGE_PREFETCHLIMIT32_REG 0x2C 1191 1192 #define PCI_BRIDGE_IOHIGH_REG 0x30 1193 #define PCI_BRIDGE_IOHIGH_BASE_SHIFT 0 1194 #define PCI_BRIDGE_IOHIGH_LIMIT_SHIFT 16 1195 #define PCI_BRIDGE_IOHIGH_BASE_MASK 0xffff 1196 #define PCI_BRIDGE_IOHIGH_LIMIT_MASK 0xffff 1197 1198 #define PCI_BRIDGE_CONTROL_REG 0x3C 1199 #define PCI_BRIDGE_CONTROL_SHIFT 16 1200 #define PCI_BRIDGE_CONTROL_MASK 0xffff 1201 #define PCI_BRIDGE_CONTROL_PERE (1 << 0) 1202 #define PCI_BRIDGE_CONTROL_SERR (1 << 1) 1203 #define PCI_BRIDGE_CONTROL_ISA (1 << 2) 1204 #define PCI_BRIDGE_CONTROL_VGA (1 << 3) 1205 /* Reserved (1 << 4) */ 1206 #define PCI_BRIDGE_CONTROL_MABRT (1 << 5) 1207 #define PCI_BRIDGE_CONTROL_SECBR (1 << 6) 1208 #define PCI_BRIDGE_CONTROL_SECFASTB2B (1 << 7) 1209 #define PCI_BRIDGE_CONTROL_PRI_DISC_TIMER (1 << 8) 1210 #define PCI_BRIDGE_CONTROL_SEC_DISC_TIMER (1 << 9) 1211 #define PCI_BRIDGE_CONTROL_DISC_TIMER_STAT (1 << 10) 1212 #define PCI_BRIDGE_CONTROL_DISC_TIMER_SERR (1 << 11) 1213 /* Reserved (1 << 12) - (1 << 15) */ 1214 1215 /* 1216 * Vital Product Data resource tags. 1217 */ 1218 struct pci_vpd_smallres { 1219 uint8_t vpdres_byte0; /* length of data + tag */ 1220 /* Actual data. */ 1221 } __packed; 1222 1223 struct pci_vpd_largeres { 1224 uint8_t vpdres_byte0; 1225 uint8_t vpdres_len_lsb; /* length of data only */ 1226 uint8_t vpdres_len_msb; 1227 /* Actual data. */ 1228 } __packed; 1229 1230 #define PCI_VPDRES_ISLARGE(x) ((x) & 0x80) 1231 1232 #define PCI_VPDRES_SMALL_LENGTH(x) ((x) & 0x7) 1233 #define PCI_VPDRES_SMALL_NAME(x) (((x) >> 3) & 0xf) 1234 1235 #define PCI_VPDRES_LARGE_NAME(x) ((x) & 0x7f) 1236 1237 #define PCI_VPDRES_TYPE_COMPATIBLE_DEVICE_ID 0x3 /* small */ 1238 #define PCI_VPDRES_TYPE_VENDOR_DEFINED 0xe /* small */ 1239 #define PCI_VPDRES_TYPE_END_TAG 0xf /* small */ 1240 1241 #define PCI_VPDRES_TYPE_IDENTIFIER_STRING 0x02 /* large */ 1242 #define PCI_VPDRES_TYPE_VPD 0x10 /* large */ 1243 1244 struct pci_vpd { 1245 uint8_t vpd_key0; 1246 uint8_t vpd_key1; 1247 uint8_t vpd_len; /* length of data only */ 1248 /* Actual data. */ 1249 } __packed; 1250 1251 /* 1252 * Recommended VPD fields: 1253 * 1254 * PN Part number of assembly 1255 * FN FRU part number 1256 * EC EC level of assembly 1257 * MN Manufacture ID 1258 * SN Serial Number 1259 * 1260 * Conditionally recommended VPD fields: 1261 * 1262 * LI Load ID 1263 * RL ROM Level 1264 * RM Alterable ROM Level 1265 * NA Network Address 1266 * DD Device Driver Level 1267 * DG Diagnostic Level 1268 * LL Loadable Microcode Level 1269 * VI Vendor ID/Device ID 1270 * FU Function Number 1271 * SI Subsystem Vendor ID/Subsystem ID 1272 * 1273 * Additional VPD fields: 1274 * 1275 * Z0-ZZ User/Product Specific 1276 */ 1277 1278 /* 1279 * PCI Expansion Rom 1280 */ 1281 1282 struct pci_rom_header { 1283 uint16_t romh_magic; /* 0xAA55 little endian */ 1284 uint8_t romh_reserved[22]; 1285 uint16_t romh_data_ptr; /* pointer to pci_rom struct */ 1286 } __packed; 1287 1288 #define PCI_ROM_HEADER_MAGIC 0xAA55 /* little endian */ 1289 1290 struct pci_rom { 1291 uint32_t rom_signature; 1292 pci_vendor_id_t rom_vendor; 1293 pci_product_id_t rom_product; 1294 uint16_t rom_vpd_ptr; /* reserved in PCI 2.2 */ 1295 uint16_t rom_data_len; 1296 uint8_t rom_data_rev; 1297 pci_interface_t rom_interface; /* the class reg is 24-bits */ 1298 pci_subclass_t rom_subclass; /* in little endian */ 1299 pci_class_t rom_class; 1300 uint16_t rom_len; /* code length / 512 byte */ 1301 uint16_t rom_rev; /* code revision level */ 1302 uint8_t rom_code_type; /* type of code */ 1303 uint8_t rom_indicator; 1304 uint16_t rom_reserved; 1305 /* Actual data. */ 1306 } __packed; 1307 1308 #define PCI_ROM_SIGNATURE 0x52494350 /* "PCIR", endian reversed */ 1309 #define PCI_ROM_CODE_TYPE_X86 0 /* Intel x86 BIOS */ 1310 #define PCI_ROM_CODE_TYPE_OFW 1 /* Open Firmware */ 1311 #define PCI_ROM_CODE_TYPE_HPPA 2 /* HP PA/RISC */ 1312 #define PCI_ROM_CODE_TYPE_EFI 3 /* EFI Image */ 1313 1314 #define PCI_ROM_INDICATOR_LAST 0x80 1315 1316 /* 1317 * Threshold below which 32bit PCI DMA needs bouncing. 1318 */ 1319 #define PCI32_DMA_BOUNCE_THRESHOLD 0x100000000ULL 1320 1321 /* 1322 * PCI-X 2.0 Extended Capability List 1323 */ 1324 1325 #define PCI_EXTCAPLIST_BASE 0x100 1326 1327 #define PCI_EXTCAPLIST_CAP(ecr) ((ecr) & 0xffff) 1328 #define PCI_EXTCAPLIST_VERSION(ecr) (((ecr) >> 16) & 0xf) 1329 #define PCI_EXTCAPLIST_NEXT(ecr) (((ecr) >> 20) & 0xfff) 1330 1331 /* 1332 * Local constants 1333 */ 1334 #define PCI_INTRSTR_LEN 64 1335 1336 #endif /* _DEV_PCI_PCIREG_H_ */ 1337