1 /* $NetBSD: pcireg.h,v 1.117 2016/10/31 05:10:45 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 41 /* 42 * Size of each function's configuration space. 43 */ 44 45 #define PCI_CONF_SIZE 0x100 46 #define PCI_EXTCONF_SIZE 0x1000 47 48 /* 49 * Device identification register; contains a vendor ID and a device ID. 50 */ 51 #define PCI_ID_REG 0x00 52 53 typedef u_int16_t pci_vendor_id_t; 54 typedef u_int16_t pci_product_id_t; 55 56 #define PCI_VENDOR_SHIFT 0 57 #define PCI_VENDOR_MASK 0xffff 58 #define PCI_VENDOR(id) \ 59 (((id) >> PCI_VENDOR_SHIFT) & PCI_VENDOR_MASK) 60 61 #define PCI_PRODUCT_SHIFT 16 62 #define PCI_PRODUCT_MASK 0xffff 63 #define PCI_PRODUCT(id) \ 64 (((id) >> PCI_PRODUCT_SHIFT) & PCI_PRODUCT_MASK) 65 66 #define PCI_ID_CODE(vid,pid) \ 67 ((((vid) & PCI_VENDOR_MASK) << PCI_VENDOR_SHIFT) | \ 68 (((pid) & PCI_PRODUCT_MASK) << PCI_PRODUCT_SHIFT)) \ 69 70 /* 71 * Command and status register. 72 */ 73 #define PCI_COMMAND_STATUS_REG 0x04 74 #define PCI_COMMAND_SHIFT 0 75 #define PCI_COMMAND_MASK 0xffff 76 #define PCI_STATUS_SHIFT 16 77 #define PCI_STATUS_MASK 0xffff 78 79 #define PCI_COMMAND_STATUS_CODE(cmd,stat) \ 80 ((((cmd) & PCI_COMMAND_MASK) << PCI_COMMAND_SHIFT) | \ 81 (((stat) & PCI_STATUS_MASK) << PCI_STATUS_SHIFT)) \ 82 83 #define PCI_COMMAND_IO_ENABLE 0x00000001 84 #define PCI_COMMAND_MEM_ENABLE 0x00000002 85 #define PCI_COMMAND_MASTER_ENABLE 0x00000004 86 #define PCI_COMMAND_SPECIAL_ENABLE 0x00000008 87 #define PCI_COMMAND_INVALIDATE_ENABLE 0x00000010 88 #define PCI_COMMAND_PALETTE_ENABLE 0x00000020 89 #define PCI_COMMAND_PARITY_ENABLE 0x00000040 90 #define PCI_COMMAND_STEPPING_ENABLE 0x00000080 91 #define PCI_COMMAND_SERR_ENABLE 0x00000100 92 #define PCI_COMMAND_BACKTOBACK_ENABLE 0x00000200 93 #define PCI_COMMAND_INTERRUPT_DISABLE 0x00000400 94 95 #define PCI_STATUS_IMMD_READNESS __BIT(0+16) 96 #define PCI_STATUS_INT_STATUS 0x00080000 97 #define PCI_STATUS_CAPLIST_SUPPORT 0x00100000 98 #define PCI_STATUS_66MHZ_SUPPORT 0x00200000 99 #define PCI_STATUS_UDF_SUPPORT 0x00400000 100 #define PCI_STATUS_BACKTOBACK_SUPPORT 0x00800000 101 #define PCI_STATUS_PARITY_ERROR 0x01000000 102 #define PCI_STATUS_DEVSEL_FAST 0x00000000 103 #define PCI_STATUS_DEVSEL_MEDIUM 0x02000000 104 #define PCI_STATUS_DEVSEL_SLOW 0x04000000 105 #define PCI_STATUS_DEVSEL_MASK 0x06000000 106 #define PCI_STATUS_TARGET_TARGET_ABORT 0x08000000 107 #define PCI_STATUS_MASTER_TARGET_ABORT 0x10000000 108 #define PCI_STATUS_MASTER_ABORT 0x20000000 109 #define PCI_STATUS_SPECIAL_ERROR 0x40000000 110 #define PCI_STATUS_PARITY_DETECT 0x80000000 111 112 /* 113 * PCI Class and Revision Register; defines type and revision of device. 114 */ 115 #define PCI_CLASS_REG 0x08 116 117 typedef u_int8_t pci_class_t; 118 typedef u_int8_t pci_subclass_t; 119 typedef u_int8_t pci_interface_t; 120 typedef u_int8_t pci_revision_t; 121 122 #define PCI_CLASS_SHIFT 24 123 #define PCI_CLASS_MASK 0xff 124 #define PCI_CLASS(cr) \ 125 (((cr) >> PCI_CLASS_SHIFT) & PCI_CLASS_MASK) 126 127 #define PCI_SUBCLASS_SHIFT 16 128 #define PCI_SUBCLASS_MASK 0xff 129 #define PCI_SUBCLASS(cr) \ 130 (((cr) >> PCI_SUBCLASS_SHIFT) & PCI_SUBCLASS_MASK) 131 132 #define PCI_INTERFACE_SHIFT 8 133 #define PCI_INTERFACE_MASK 0xff 134 #define PCI_INTERFACE(cr) \ 135 (((cr) >> PCI_INTERFACE_SHIFT) & PCI_INTERFACE_MASK) 136 137 #define PCI_REVISION_SHIFT 0 138 #define PCI_REVISION_MASK 0xff 139 #define PCI_REVISION(cr) \ 140 (((cr) >> PCI_REVISION_SHIFT) & PCI_REVISION_MASK) 141 142 #define PCI_CLASS_CODE(mainclass, subclass, interface) \ 143 ((((mainclass) & PCI_CLASS_MASK) << PCI_CLASS_SHIFT) | \ 144 (((subclass) & PCI_SUBCLASS_MASK) << PCI_SUBCLASS_SHIFT) | \ 145 (((interface) & PCI_INTERFACE_MASK) << PCI_INTERFACE_SHIFT)) 146 147 /* base classes */ 148 #define PCI_CLASS_PREHISTORIC 0x00 149 #define PCI_CLASS_MASS_STORAGE 0x01 150 #define PCI_CLASS_NETWORK 0x02 151 #define PCI_CLASS_DISPLAY 0x03 152 #define PCI_CLASS_MULTIMEDIA 0x04 153 #define PCI_CLASS_MEMORY 0x05 154 #define PCI_CLASS_BRIDGE 0x06 155 #define PCI_CLASS_COMMUNICATIONS 0x07 156 #define PCI_CLASS_SYSTEM 0x08 157 #define PCI_CLASS_INPUT 0x09 158 #define PCI_CLASS_DOCK 0x0a 159 #define PCI_CLASS_PROCESSOR 0x0b 160 #define PCI_CLASS_SERIALBUS 0x0c 161 #define PCI_CLASS_WIRELESS 0x0d 162 #define PCI_CLASS_I2O 0x0e 163 #define PCI_CLASS_SATCOM 0x0f 164 #define PCI_CLASS_CRYPTO 0x10 165 #define PCI_CLASS_DASP 0x11 166 #define PCI_CLASS_UNDEFINED 0xff 167 168 /* 0x00 prehistoric subclasses */ 169 #define PCI_SUBCLASS_PREHISTORIC_MISC 0x00 170 #define PCI_SUBCLASS_PREHISTORIC_VGA 0x01 171 172 /* 0x01 mass storage subclasses */ 173 #define PCI_SUBCLASS_MASS_STORAGE_SCSI 0x00 174 #define PCI_SUBCLASS_MASS_STORAGE_IDE 0x01 175 #define PCI_SUBCLASS_MASS_STORAGE_FLOPPY 0x02 176 #define PCI_SUBCLASS_MASS_STORAGE_IPI 0x03 177 #define PCI_SUBCLASS_MASS_STORAGE_RAID 0x04 178 #define PCI_SUBCLASS_MASS_STORAGE_ATA 0x05 179 #define PCI_INTERFACE_ATA_SINGLEDMA 0x20 180 #define PCI_INTERFACE_ATA_CHAINEDDMA 0x30 181 #define PCI_SUBCLASS_MASS_STORAGE_SATA 0x06 182 #define PCI_INTERFACE_SATA_VND 0x00 183 #define PCI_INTERFACE_SATA_AHCI10 0x01 184 #define PCI_INTERFACE_SATA_SSBI 0x02 185 #define PCI_SUBCLASS_MASS_STORAGE_SAS 0x07 186 #define PCI_SUBCLASS_MASS_STORAGE_NVM 0x08 187 #define PCI_INTERFACE_NVM_VND 0x00 188 #define PCI_INTERFACE_NVM_NVMHCI10 0x01 189 #define PCI_INTERFACE_NVM_NVME 0x02 190 #define PCI_SUBCLASS_MASS_STORAGE_MISC 0x80 191 192 /* 0x02 network subclasses */ 193 #define PCI_SUBCLASS_NETWORK_ETHERNET 0x00 194 #define PCI_SUBCLASS_NETWORK_TOKENRING 0x01 195 #define PCI_SUBCLASS_NETWORK_FDDI 0x02 196 #define PCI_SUBCLASS_NETWORK_ATM 0x03 197 #define PCI_SUBCLASS_NETWORK_ISDN 0x04 198 #define PCI_SUBCLASS_NETWORK_WORLDFIP 0x05 199 #define PCI_SUBCLASS_NETWORK_PCIMGMULTICOMP 0x06 200 #define PCI_SUBCLASS_NETWORK_INFINIBAND 0x07 201 #define PCI_SUBCLASS_NETWORK_MISC 0x80 202 203 /* 0x03 display subclasses */ 204 #define PCI_SUBCLASS_DISPLAY_VGA 0x00 205 #define PCI_INTERFACE_VGA_VGA 0x00 206 #define PCI_INTERFACE_VGA_8514 0x01 207 #define PCI_SUBCLASS_DISPLAY_XGA 0x01 208 #define PCI_SUBCLASS_DISPLAY_3D 0x02 209 #define PCI_SUBCLASS_DISPLAY_MISC 0x80 210 211 /* 0x04 multimedia subclasses */ 212 #define PCI_SUBCLASS_MULTIMEDIA_VIDEO 0x00 213 #define PCI_SUBCLASS_MULTIMEDIA_AUDIO 0x01 214 #define PCI_SUBCLASS_MULTIMEDIA_TELEPHONY 0x02 215 #define PCI_SUBCLASS_MULTIMEDIA_HDAUDIO 0x03 216 #define PCI_SUBCLASS_MULTIMEDIA_MISC 0x80 217 218 /* 0x05 memory subclasses */ 219 #define PCI_SUBCLASS_MEMORY_RAM 0x00 220 #define PCI_SUBCLASS_MEMORY_FLASH 0x01 221 #define PCI_SUBCLASS_MEMORY_MISC 0x80 222 223 /* 0x06 bridge subclasses */ 224 #define PCI_SUBCLASS_BRIDGE_HOST 0x00 225 #define PCI_SUBCLASS_BRIDGE_ISA 0x01 226 #define PCI_SUBCLASS_BRIDGE_EISA 0x02 227 #define PCI_SUBCLASS_BRIDGE_MC 0x03 /* XXX _MCA */ 228 #define PCI_SUBCLASS_BRIDGE_PCI 0x04 229 #define PCI_INTERFACE_BRIDGE_PCI_PCI 0x00 230 #define PCI_INTERFACE_BRIDGE_PCI_SUBDEC 0x01 231 #define PCI_SUBCLASS_BRIDGE_PCMCIA 0x05 232 #define PCI_SUBCLASS_BRIDGE_NUBUS 0x06 233 #define PCI_SUBCLASS_BRIDGE_CARDBUS 0x07 234 #define PCI_SUBCLASS_BRIDGE_RACEWAY 0x08 235 /* bit0 == 0 ? "transparent mode" : "endpoint mode" */ 236 #define PCI_SUBCLASS_BRIDGE_STPCI 0x09 237 #define PCI_INTERFACE_STPCI_PRIMARY 0x40 238 #define PCI_INTERFACE_STPCI_SECONDARY 0x80 239 #define PCI_SUBCLASS_BRIDGE_INFINIBAND 0x0a 240 #define PCI_SUBCLASS_BRIDGE_ADVSW 0x0b 241 #define PCI_INTERFACE_ADVSW_CUSTOM 0x00 242 #define PCI_INTERFACE_ADVSW_ASISIG 0x01 243 #define PCI_SUBCLASS_BRIDGE_MISC 0x80 244 245 /* 0x07 communications subclasses */ 246 #define PCI_SUBCLASS_COMMUNICATIONS_SERIAL 0x00 247 #define PCI_INTERFACE_SERIAL_XT 0x00 248 #define PCI_INTERFACE_SERIAL_16450 0x01 249 #define PCI_INTERFACE_SERIAL_16550 0x02 250 #define PCI_INTERFACE_SERIAL_16650 0x03 251 #define PCI_INTERFACE_SERIAL_16750 0x04 252 #define PCI_INTERFACE_SERIAL_16850 0x05 253 #define PCI_INTERFACE_SERIAL_16950 0x06 254 #define PCI_SUBCLASS_COMMUNICATIONS_PARALLEL 0x01 255 #define PCI_INTERFACE_PARALLEL 0x00 256 #define PCI_INTERFACE_PARALLEL_BIDIRECTIONAL 0x01 257 #define PCI_INTERFACE_PARALLEL_ECP1X 0x02 258 #define PCI_INTERFACE_PARALLEL_IEEE1284_CNTRL 0x03 259 #define PCI_INTERFACE_PARALLEL_IEEE1284_TGT 0xfe 260 #define PCI_SUBCLASS_COMMUNICATIONS_MPSERIAL 0x02 261 #define PCI_SUBCLASS_COMMUNICATIONS_MODEM 0x03 262 #define PCI_INTERFACE_MODEM 0x00 263 #define PCI_INTERFACE_MODEM_HAYES16450 0x01 264 #define PCI_INTERFACE_MODEM_HAYES16550 0x02 265 #define PCI_INTERFACE_MODEM_HAYES16650 0x03 266 #define PCI_INTERFACE_MODEM_HAYES16750 0x04 267 #define PCI_SUBCLASS_COMMUNICATIONS_GPIB 0x04 268 #define PCI_SUBCLASS_COMMUNICATIONS_SMARTCARD 0x05 269 #define PCI_SUBCLASS_COMMUNICATIONS_MISC 0x80 270 271 /* 0x08 system subclasses */ 272 #define PCI_SUBCLASS_SYSTEM_PIC 0x00 273 #define PCI_INTERFACE_PIC_8259 0x00 274 #define PCI_INTERFACE_PIC_ISA 0x01 275 #define PCI_INTERFACE_PIC_EISA 0x02 276 #define PCI_INTERFACE_PIC_IOAPIC 0x10 277 #define PCI_INTERFACE_PIC_IOXAPIC 0x20 278 #define PCI_SUBCLASS_SYSTEM_DMA 0x01 279 #define PCI_INTERFACE_DMA_8237 0x00 280 #define PCI_INTERFACE_DMA_ISA 0x01 281 #define PCI_INTERFACE_DMA_EISA 0x02 282 #define PCI_SUBCLASS_SYSTEM_TIMER 0x02 283 #define PCI_INTERFACE_TIMER_8254 0x00 284 #define PCI_INTERFACE_TIMER_ISA 0x01 285 #define PCI_INTERFACE_TIMER_EISA 0x02 286 #define PCI_INTERFACE_TIMER_HPET 0x03 287 #define PCI_SUBCLASS_SYSTEM_RTC 0x03 288 #define PCI_INTERFACE_RTC_GENERIC 0x00 289 #define PCI_INTERFACE_RTC_ISA 0x01 290 #define PCI_SUBCLASS_SYSTEM_PCIHOTPLUG 0x04 291 #define PCI_SUBCLASS_SYSTEM_SDHC 0x05 292 #define PCI_SUBCLASS_SYSTEM_IOMMU 0x06 /* or RCEC in old spec */ 293 #define PCI_SUBCLASS_SYSTEM_RCEC 0x07 294 #define PCI_SUBCLASS_SYSTEM_MISC 0x80 295 296 /* 0x09 input subclasses */ 297 #define PCI_SUBCLASS_INPUT_KEYBOARD 0x00 298 #define PCI_SUBCLASS_INPUT_DIGITIZER 0x01 299 #define PCI_SUBCLASS_INPUT_MOUSE 0x02 300 #define PCI_SUBCLASS_INPUT_SCANNER 0x03 301 #define PCI_SUBCLASS_INPUT_GAMEPORT 0x04 302 #define PCI_INTERFACE_GAMEPORT_GENERIC 0x00 303 #define PCI_INTERFACE_GAMEPORT_LEGACY 0x10 304 #define PCI_SUBCLASS_INPUT_MISC 0x80 305 306 /* 0x0a dock subclasses */ 307 #define PCI_SUBCLASS_DOCK_GENERIC 0x00 308 #define PCI_SUBCLASS_DOCK_MISC 0x80 309 310 /* 0x0b processor subclasses */ 311 #define PCI_SUBCLASS_PROCESSOR_386 0x00 312 #define PCI_SUBCLASS_PROCESSOR_486 0x01 313 #define PCI_SUBCLASS_PROCESSOR_PENTIUM 0x02 314 #define PCI_SUBCLASS_PROCESSOR_ALPHA 0x10 315 #define PCI_SUBCLASS_PROCESSOR_POWERPC 0x20 316 #define PCI_SUBCLASS_PROCESSOR_MIPS 0x30 317 #define PCI_SUBCLASS_PROCESSOR_COPROC 0x40 318 #define PCI_SUBCLASS_PROCESSOR_MISC 0x80 319 320 /* 0x0c serial bus subclasses */ 321 #define PCI_SUBCLASS_SERIALBUS_FIREWIRE 0x00 322 #define PCI_INTERFACE_IEEE1394_FIREWIRE 0x00 323 #define PCI_INTERFACE_IEEE1394_OPENHCI 0x10 324 #define PCI_SUBCLASS_SERIALBUS_ACCESS 0x01 325 #define PCI_SUBCLASS_SERIALBUS_SSA 0x02 326 #define PCI_SUBCLASS_SERIALBUS_USB 0x03 327 #define PCI_INTERFACE_USB_UHCI 0x00 328 #define PCI_INTERFACE_USB_OHCI 0x10 329 #define PCI_INTERFACE_USB_EHCI 0x20 330 #define PCI_INTERFACE_USB_XHCI 0x30 331 #define PCI_INTERFACE_USB_OTHERHC 0x80 332 #define PCI_INTERFACE_USB_DEVICE 0xfe 333 #define PCI_SUBCLASS_SERIALBUS_FIBER 0x04 /* XXX _FIBRECHANNEL */ 334 #define PCI_SUBCLASS_SERIALBUS_SMBUS 0x05 335 #define PCI_SUBCLASS_SERIALBUS_INFINIBAND 0x06 /* Deprecated */ 336 #define PCI_SUBCLASS_SERIALBUS_IPMI 0x07 337 #define PCI_INTERFACE_IPMI_SMIC 0x00 338 #define PCI_INTERFACE_IPMI_KBD 0x01 339 #define PCI_INTERFACE_IPMI_BLOCKXFER 0x02 340 #define PCI_SUBCLASS_SERIALBUS_SERCOS 0x08 341 #define PCI_SUBCLASS_SERIALBUS_CANBUS 0x09 342 #define PCI_SUBCLASS_SERIALBUS_MISC 0x80 343 344 /* 0x0d wireless subclasses */ 345 #define PCI_SUBCLASS_WIRELESS_IRDA 0x00 346 #define PCI_SUBCLASS_WIRELESS_CONSUMERIR 0x01 347 #define PCI_INTERFACE_CONSUMERIR 0x00 348 #define PCI_INTERFACE_UWB 0x10 349 #define PCI_SUBCLASS_WIRELESS_RF 0x10 350 #define PCI_SUBCLASS_WIRELESS_BLUETOOTH 0x11 351 #define PCI_SUBCLASS_WIRELESS_BROADBAND 0x12 352 #define PCI_SUBCLASS_WIRELESS_802_11A 0x20 353 #define PCI_SUBCLASS_WIRELESS_802_11B 0x21 354 #define PCI_SUBCLASS_WIRELESS_MISC 0x80 355 356 /* 0x0e I2O (Intelligent I/O) subclasses */ 357 #define PCI_SUBCLASS_I2O_STANDARD 0x00 358 #define PCI_INTERFACE_I2O_FIFOAT40 0x00 359 /* others for I2O spec */ 360 #define PCI_SUBCLASS_I2O_MISC 0x80 361 362 /* 0x0f satellite communication subclasses */ 363 /* PCI_SUBCLASS_SATCOM_??? 0x00 / * XXX ??? */ 364 #define PCI_SUBCLASS_SATCOM_TV 0x01 365 #define PCI_SUBCLASS_SATCOM_AUDIO 0x02 366 #define PCI_SUBCLASS_SATCOM_VOICE 0x03 367 #define PCI_SUBCLASS_SATCOM_DATA 0x04 368 #define PCI_SUBCLASS_SATCOM_MISC 0x80 369 370 /* 0x10 encryption/decryption subclasses */ 371 #define PCI_SUBCLASS_CRYPTO_NETCOMP 0x00 372 #define PCI_SUBCLASS_CRYPTO_ENTERTAINMENT 0x10 373 #define PCI_SUBCLASS_CRYPTO_MISC 0x80 374 375 /* 0x11 data acquisition and signal processing subclasses */ 376 #define PCI_SUBCLASS_DASP_DPIO 0x00 377 #define PCI_SUBCLASS_DASP_TIMEFREQ 0x01 /* performance counters */ 378 #define PCI_SUBCLASS_DASP_SYNC 0x10 379 #define PCI_SUBCLASS_DASP_MGMT 0x20 380 #define PCI_SUBCLASS_DASP_MISC 0x80 381 382 /* 383 * PCI BIST/Header Type/Latency Timer/Cache Line Size Register. 384 */ 385 #define PCI_BHLC_REG 0x0c 386 387 #define PCI_BIST_SHIFT 24 388 #define PCI_BIST_MASK 0xff 389 #define PCI_BIST(bhlcr) \ 390 (((bhlcr) >> PCI_BIST_SHIFT) & PCI_BIST_MASK) 391 392 #define PCI_HDRTYPE_SHIFT 16 393 #define PCI_HDRTYPE_MASK 0xff 394 #define PCI_HDRTYPE(bhlcr) \ 395 (((bhlcr) >> PCI_HDRTYPE_SHIFT) & PCI_HDRTYPE_MASK) 396 397 #define PCI_HDRTYPE_TYPE(bhlcr) \ 398 (PCI_HDRTYPE(bhlcr) & 0x7f) 399 #define PCI_HDRTYPE_MULTIFN(bhlcr) \ 400 ((PCI_HDRTYPE(bhlcr) & 0x80) != 0) 401 402 #define PCI_LATTIMER_SHIFT 8 403 #define PCI_LATTIMER_MASK 0xff 404 #define PCI_LATTIMER(bhlcr) \ 405 (((bhlcr) >> PCI_LATTIMER_SHIFT) & PCI_LATTIMER_MASK) 406 407 #define PCI_CACHELINE_SHIFT 0 408 #define PCI_CACHELINE_MASK 0xff 409 #define PCI_CACHELINE(bhlcr) \ 410 (((bhlcr) >> PCI_CACHELINE_SHIFT) & PCI_CACHELINE_MASK) 411 412 #define PCI_BHLC_CODE(bist,type,multi,latency,cacheline) \ 413 ((((bist) & PCI_BIST_MASK) << PCI_BIST_SHIFT) | \ 414 (((type) & PCI_HDRTYPE_MASK) << PCI_HDRTYPE_SHIFT) | \ 415 (((multi)?0x80:0) << PCI_HDRTYPE_SHIFT) | \ 416 (((latency) & PCI_LATTIMER_MASK) << PCI_LATTIMER_SHIFT) | \ 417 (((cacheline) & PCI_CACHELINE_MASK) << PCI_CACHELINE_SHIFT)) 418 419 /* 420 * PCI header type 421 */ 422 #define PCI_HDRTYPE_DEVICE 0 /* PCI/PCIX/Cardbus */ 423 #define PCI_HDRTYPE_PPB 1 /* PCI/PCIX/Cardbus */ 424 #define PCI_HDRTYPE_PCB 2 /* PCI/PCIX/Cardbus */ 425 #define PCI_HDRTYPE_EP 0 /* PCI Express */ 426 #define PCI_HDRTYPE_RC 1 /* PCI Express */ 427 428 429 /* 430 * Mapping registers 431 */ 432 #define PCI_MAPREG_START 0x10 433 #define PCI_MAPREG_END 0x28 434 #define PCI_MAPREG_ROM 0x30 435 #define PCI_MAPREG_PPB_END 0x18 436 #define PCI_MAPREG_PCB_END 0x14 437 438 #define PCI_BAR0 0x10 439 #define PCI_BAR1 0x14 440 #define PCI_BAR2 0x18 441 #define PCI_BAR3 0x1C 442 #define PCI_BAR4 0x20 443 #define PCI_BAR5 0x24 444 445 #define PCI_BAR(__n) (PCI_MAPREG_START + 4 * (__n)) 446 447 #define PCI_MAPREG_TYPE(mr) \ 448 ((mr) & PCI_MAPREG_TYPE_MASK) 449 #define PCI_MAPREG_TYPE_MASK 0x00000001 450 451 #define PCI_MAPREG_TYPE_MEM 0x00000000 452 #define PCI_MAPREG_TYPE_ROM 0x00000000 453 #define PCI_MAPREG_TYPE_IO 0x00000001 454 #define PCI_MAPREG_ROM_ENABLE 0x00000001 455 456 #define PCI_MAPREG_MEM_TYPE(mr) \ 457 ((mr) & PCI_MAPREG_MEM_TYPE_MASK) 458 #define PCI_MAPREG_MEM_TYPE_MASK 0x00000006 459 460 #define PCI_MAPREG_MEM_TYPE_32BIT 0x00000000 461 #define PCI_MAPREG_MEM_TYPE_32BIT_1M 0x00000002 462 #define PCI_MAPREG_MEM_TYPE_64BIT 0x00000004 463 464 #define PCI_MAPREG_MEM_PREFETCHABLE(mr) \ 465 (((mr) & PCI_MAPREG_MEM_PREFETCHABLE_MASK) != 0) 466 #define PCI_MAPREG_MEM_PREFETCHABLE_MASK 0x00000008 467 468 #define PCI_MAPREG_MEM_ADDR(mr) \ 469 ((mr) & PCI_MAPREG_MEM_ADDR_MASK) 470 #define PCI_MAPREG_MEM_SIZE(mr) \ 471 (PCI_MAPREG_MEM_ADDR(mr) & -PCI_MAPREG_MEM_ADDR(mr)) 472 #define PCI_MAPREG_MEM_ADDR_MASK 0xfffffff0 473 474 #define PCI_MAPREG_MEM64_ADDR(mr) \ 475 ((mr) & PCI_MAPREG_MEM64_ADDR_MASK) 476 #define PCI_MAPREG_MEM64_SIZE(mr) \ 477 (PCI_MAPREG_MEM64_ADDR(mr) & -PCI_MAPREG_MEM64_ADDR(mr)) 478 #define PCI_MAPREG_MEM64_ADDR_MASK 0xfffffffffffffff0ULL 479 480 #define PCI_MAPREG_IO_ADDR(mr) \ 481 ((mr) & PCI_MAPREG_IO_ADDR_MASK) 482 #define PCI_MAPREG_IO_SIZE(mr) \ 483 (PCI_MAPREG_IO_ADDR(mr) & -PCI_MAPREG_IO_ADDR(mr)) 484 #define PCI_MAPREG_IO_ADDR_MASK 0xfffffffc 485 486 #define PCI_MAPREG_SIZE_TO_MASK(size) \ 487 (-(size)) 488 489 #define PCI_MAPREG_NUM(offset) \ 490 (((unsigned)(offset)-PCI_MAPREG_START)/4) 491 492 493 /* 494 * Cardbus CIS pointer (PCI rev. 2.1) 495 */ 496 #define PCI_CARDBUS_CIS_REG 0x28 497 498 /* 499 * Subsystem identification register; contains a vendor ID and a device ID. 500 * Types/macros for PCI_ID_REG apply. 501 * (PCI rev. 2.1) 502 */ 503 #define PCI_SUBSYS_ID_REG 0x2c 504 505 #define PCI_SUBSYS_VENDOR_MASK __BITS(15, 0) 506 #define PCI_SUBSYS_ID_MASK __BITS(31, 16) 507 508 #define PCI_SUBSYS_VENDOR(__subsys_id) \ 509 __SHIFTOUT(__subsys_id, PCI_SUBSYS_VENDOR_MASK) 510 511 #define PCI_SUBSYS_ID(__subsys_id) \ 512 __SHIFTOUT(__subsys_id, PCI_SUBSYS_ID_MASK) 513 514 /* 515 * Capabilities link list (PCI rev. 2.2) 516 */ 517 #define PCI_CAPLISTPTR_REG 0x34 /* header type 0 */ 518 #define PCI_CARDBUS_CAPLISTPTR_REG 0x14 /* header type 2 */ 519 #define PCI_CAPLIST_PTR(cpr) ((cpr) & 0xff) 520 #define PCI_CAPLIST_NEXT(cr) (((cr) >> 8) & 0xff) 521 #define PCI_CAPLIST_CAP(cr) ((cr) & 0xff) 522 523 #define PCI_CAP_RESERVED0 0x00 524 #define PCI_CAP_PWRMGMT 0x01 525 #define PCI_CAP_AGP 0x02 526 #define PCI_CAP_VPD 0x03 527 #define PCI_CAP_SLOTID 0x04 528 #define PCI_CAP_MSI 0x05 529 #define PCI_CAP_CPCI_HOTSWAP 0x06 530 #define PCI_CAP_PCIX 0x07 531 #define PCI_CAP_LDT 0x08 /* HyperTransport */ 532 #define PCI_CAP_VENDSPEC 0x09 533 #define PCI_CAP_DEBUGPORT 0x0a 534 #define PCI_CAP_CPCI_RSRCCTL 0x0b 535 #define PCI_CAP_HOTPLUG 0x0c /* Standard Hot-Plug Controller(SHPC)*/ 536 #define PCI_CAP_SUBVENDOR 0x0d 537 #define PCI_CAP_AGP8 0x0e 538 #define PCI_CAP_SECURE 0x0f 539 #define PCI_CAP_PCIEXPRESS 0x10 540 #define PCI_CAP_MSIX 0x11 541 #define PCI_CAP_SATA 0x12 542 #define PCI_CAP_PCIAF 0x13 543 #define PCI_CAP_EA 0x14 /* Enhanced Allocation (EA) */ 544 545 /* 546 * Capability ID: 0x01 547 * Power Management Capability; access via capability pointer. 548 */ 549 550 /* Power Management Capability Register */ 551 #define PCI_PMCR_SHIFT 16 552 #define PCI_PMCR 0x02 553 #define PCI_PMCR_VERSION_MASK 0x0007 554 #define PCI_PMCR_VERSION_10 0x0001 555 #define PCI_PMCR_VERSION_11 0x0002 556 #define PCI_PMCR_VERSION_12 0x0003 557 #define PCI_PMCR_PME_CLOCK 0x0008 558 #define PCI_PMCR_DSI 0x0020 559 #define PCI_PMCR_AUXCUR_MASK 0x01c0 560 #define PCI_PMCR_AUXCUR_0 0x0000 561 #define PCI_PMCR_AUXCUR_55 0x0040 562 #define PCI_PMCR_AUXCUR_100 0x0080 563 #define PCI_PMCR_AUXCUR_160 0x00c0 564 #define PCI_PMCR_AUXCUR_220 0x0100 565 #define PCI_PMCR_AUXCUR_270 0x0140 566 #define PCI_PMCR_AUXCUR_320 0x0180 567 #define PCI_PMCR_AUXCUR_375 0x01c0 568 #define PCI_PMCR_D1SUPP 0x0200 569 #define PCI_PMCR_D2SUPP 0x0400 570 #define PCI_PMCR_PME_D0 0x0800 571 #define PCI_PMCR_PME_D1 0x1000 572 #define PCI_PMCR_PME_D2 0x2000 573 #define PCI_PMCR_PME_D3HOT 0x4000 574 #define PCI_PMCR_PME_D3COLD 0x8000 575 /* 576 * Power Management Control Status Register, Bridge Support Extensions Register 577 * and Data Register. 578 */ 579 #define PCI_PMCSR 0x04 580 #define PCI_PMCSR_STATE_MASK 0x00000003 581 #define PCI_PMCSR_STATE_D0 0x00000000 582 #define PCI_PMCSR_STATE_D1 0x00000001 583 #define PCI_PMCSR_STATE_D2 0x00000002 584 #define PCI_PMCSR_STATE_D3 0x00000003 585 #define PCI_PMCSR_NO_SOFTRST 0x00000008 586 #define PCI_PMCSR_PME_EN 0x00000100 587 #define PCI_PMCSR_DATASEL_MASK 0x00001e00 588 #define PCI_PMCSR_DATASCL_MASK 0x00006000 589 #define PCI_PMCSR_PME_STS 0x00008000 590 #define PCI_PMCSR_B2B3_SUPPORT 0x00400000 591 #define PCI_PMCSR_BPCC_EN 0x00800000 592 593 594 /* 595 * Capability ID: 0x02 596 * AGP 597 */ 598 #define PCI_CAP_AGP_MAJOR(cr) (((cr) >> 20) & 0xf) 599 #define PCI_CAP_AGP_MINOR(cr) (((cr) >> 16) & 0xf) 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_EXTMDATA_EN __SHIFTIN(__BIT(10), PCI_MSI_CTL_MASK) 641 #define PCI_MSI_CTL_EXTMDATA_CAP __SHIFTIN(__BIT(9), PCI_MSI_CTL_MASK) 642 #define PCI_MSI_CTL_PERVEC_MASK __SHIFTIN(__BIT(8), PCI_MSI_CTL_MASK) 643 #define PCI_MSI_CTL_64BIT_ADDR __SHIFTIN(__BIT(7), PCI_MSI_CTL_MASK) 644 #define PCI_MSI_CTL_MME_MASK __SHIFTIN(__BITS(6, 4), PCI_MSI_CTL_MASK) 645 #define PCI_MSI_CTL_MME(reg) __SHIFTOUT(reg, PCI_MSI_CTL_MME_MASK) 646 #define PCI_MSI_CTL_MMC_MASK __SHIFTIN(__BITS(3, 1), PCI_MSI_CTL_MASK) 647 #define PCI_MSI_CTL_MMC(reg) __SHIFTOUT(reg, PCI_MSI_CTL_MMC_MASK) 648 #define PCI_MSI_CTL_MSI_ENABLE __SHIFTIN(__BIT(0), PCI_MSI_CTL_MASK) 649 650 /* 651 * MSI Message Address is at offset 4. 652 * MSI Message Upper Address (if 64bit) is at offset 8. 653 * MSI Message data is at offset 8 or 12 and is 16 bits. 654 * [16 bit reserved field] 655 * MSI Mask Bits (32 bit field) 656 * MSI Pending Bits (32 bit field) 657 */ 658 659 /* Max number of MSI vectors. See PCI-SIG specification. */ 660 #define PCI_MSI_MAX_VECTORS 32 661 662 /* 663 * Capability ID: 0x07 664 * PCI-X capability. 665 * 666 * PCI-X capability register has two different layouts. One is for bridge 667 * function. Another is for non-bridge functions. 668 */ 669 670 671 /* For non-bridge functions */ 672 673 /* 674 * Command. 16 bits at offset 2 (e.g. upper 16 bits of the first 32-bit 675 * word at the capability; the lower 16 bits are the capability ID and 676 * next capability pointer). 677 * 678 * Since we always read PCI config space in 32-bit words, we define these 679 * as 32-bit values, offset and shifted appropriately. Make sure you perform 680 * the appropriate R/M/W cycles! 681 */ 682 #define PCIX_CMD 0x00 683 #define PCIX_CMD_PERR_RECOVER 0x00010000 684 #define PCIX_CMD_RELAXED_ORDER 0x00020000 685 #define PCIX_CMD_BYTECNT_MASK 0x000c0000 686 #define PCIX_CMD_BYTECNT_SHIFT 18 687 #define PCIX_CMD_BYTECNT(reg) \ 688 (512 << (((reg) & PCIX_CMD_BYTECNT_MASK) >> PCIX_CMD_BYTECNT_SHIFT)) 689 #define PCIX_CMD_BCNT_512 0x00000000 690 #define PCIX_CMD_BCNT_1024 0x00040000 691 #define PCIX_CMD_BCNT_2048 0x00080000 692 #define PCIX_CMD_BCNT_4096 0x000c0000 693 #define PCIX_CMD_SPLTRANS_MASK 0x00700000 694 #define PCIX_CMD_SPLTRANS_SHIFT 20 695 #define PCIX_CMD_SPLTRANS_1 0x00000000 696 #define PCIX_CMD_SPLTRANS_2 0x00100000 697 #define PCIX_CMD_SPLTRANS_3 0x00200000 698 #define PCIX_CMD_SPLTRANS_4 0x00300000 699 #define PCIX_CMD_SPLTRANS_8 0x00400000 700 #define PCIX_CMD_SPLTRANS_12 0x00500000 701 #define PCIX_CMD_SPLTRANS_16 0x00600000 702 #define PCIX_CMD_SPLTRANS_32 0x00700000 703 704 /* 705 * Status. 32 bits at offset 4. 706 */ 707 #define PCIX_STATUS 0x04 708 #define PCIX_STATUS_FN_MASK 0x00000007 709 #define PCIX_STATUS_DEV_MASK 0x000000f8 710 #define PCIX_STATUS_DEV_SHIFT 3 711 #define PCIX_STATUS_BUS_MASK 0x0000ff00 712 #define PCIX_STATUS_BUS_SHIFT 8 713 #define PCIX_STATUS_FN(val) ((val) & PCIX_STATUS_FN_MASK) 714 #define PCIX_STATUS_DEV(val) \ 715 (((val) & PCIX_STATUS_DEV_MASK) >> PCIX_STATUS_DEV_SHIFT) 716 #define PCIX_STATUS_BUS(val) \ 717 (((val) & PCIX_STATUS_BUS_MASK) >> PCIX_STATUS_BUS_SHIFT) 718 #define PCIX_STATUS_64BIT 0x00010000 /* 64bit device */ 719 #define PCIX_STATUS_133 0x00020000 /* 133MHz capable */ 720 #define PCIX_STATUS_SPLDISC 0x00040000 /* Split completion discarded*/ 721 #define PCIX_STATUS_SPLUNEX 0x00080000 /* Unexpected split complet. */ 722 #define PCIX_STATUS_DEVCPLX 0x00100000 /* Device Complexity */ 723 #define PCIX_STATUS_MAXB_MASK 0x00600000 /* MAX memory read Byte count*/ 724 #define PCIX_STATUS_MAXB_SHIFT 21 725 #define PCIX_STATUS_MAXB_512 0x00000000 726 #define PCIX_STATUS_MAXB_1024 0x00200000 727 #define PCIX_STATUS_MAXB_2048 0x00400000 728 #define PCIX_STATUS_MAXB_4096 0x00600000 729 #define PCIX_STATUS_MAXST_MASK 0x03800000 /* MAX outstand. Split Trans.*/ 730 #define PCIX_STATUS_MAXST_SHIFT 23 731 #define PCIX_STATUS_MAXST_1 0x00000000 732 #define PCIX_STATUS_MAXST_2 0x00800000 733 #define PCIX_STATUS_MAXST_3 0x01000000 734 #define PCIX_STATUS_MAXST_4 0x01800000 735 #define PCIX_STATUS_MAXST_8 0x02000000 736 #define PCIX_STATUS_MAXST_12 0x02800000 737 #define PCIX_STATUS_MAXST_16 0x03000000 738 #define PCIX_STATUS_MAXST_32 0x03800000 739 #define PCIX_STATUS_MAXRS_MASK 0x1c000000 /* MAX cumulative Read Size */ 740 #define PCIX_STATUS_MAXRS_SHIFT 26 741 #define PCIX_STATUS_MAXRS_1K 0x00000000 742 #define PCIX_STATUS_MAXRS_2K 0x04000000 743 #define PCIX_STATUS_MAXRS_4K 0x08000000 744 #define PCIX_STATUS_MAXRS_8K 0x0c000000 745 #define PCIX_STATUS_MAXRS_16K 0x10000000 746 #define PCIX_STATUS_MAXRS_32K 0x14000000 747 #define PCIX_STATUS_MAXRS_64K 0x18000000 748 #define PCIX_STATUS_MAXRS_128K 0x1c000000 749 #define PCIX_STATUS_SCERR 0x20000000 /* rcv. Split Completion ERR.*/ 750 #define PCIX_STATUS_266 0x40000000 /* 266MHz capable */ 751 #define PCIX_STATUS_533 0x80000000 /* 533MHz capable */ 752 753 /* For bridge function */ 754 755 #define PCIX_BRIDGE_2ND_STATUS 0x00 756 #define PCIX_BRIDGE_ST_64BIT 0x00010000 /* Same as PCIX_STATUS (nonb)*/ 757 #define PCIX_BRIDGE_ST_133 0x00020000 /* Same as PCIX_STATUS (nonb)*/ 758 #define PCIX_BRIDGE_ST_SPLDISC 0x00040000 /* Same as PCIX_STATUS (nonb)*/ 759 #define PCIX_BRIDGE_ST_SPLUNEX 0x00080000 /* Same as PCIX_STATUS (nonb)*/ 760 #define PCIX_BRIDGE_ST_SPLOVRN 0x00100000 /* Split completion overrun */ 761 #define PCIX_BRIDGE_ST_SPLRQDL 0x00200000 /* Split request delayed */ 762 #define PCIX_BRIDGE_2NDST_CLKF 0x03c00000 /* Secondary clock frequency */ 763 #define PCIX_BRIDGE_2NDST_CLKF_SHIFT 22 764 #define PCIX_BRIDGE_2NDST_VER_MASK 0x30000000 /* Version */ 765 #define PCIX_BRIDGE_2NDST_VER_SHIFT 28 766 #define PCIX_BRIDGE_ST_266 0x40000000 /* Same as PCIX_STATUS (nonb)*/ 767 #define PCIX_BRIDGE_ST_533 0x80000000 /* Same as PCIX_STATUS (nonb)*/ 768 769 #define PCIX_BRIDGE_PRI_STATUS 0x04 770 /* Bit 0 to 15 are the same as PCIX_STATUS */ 771 /* Bit 16 to 21 are the same as PCIX_BRIDGE_2ND_STATUS */ 772 /* Bit 30 and 31 are the same as PCIX_BRIDGE_2ND_STATUS */ 773 774 #define PCIX_BRIDGE_UP_STCR 0x08 /* Upstream Split Transaction Control */ 775 #define PCIX_BRIDGE_DOWN_STCR 0x0c /* Downstream Split Transaction Control */ 776 /* The layouts of above two registers are the same */ 777 #define PCIX_BRIDGE_STCAP 0x0000ffff /* Sp. Tr. Capacity */ 778 #define PCIX_BRIDGE_STCLIM 0xffff0000 /* Sp. Tr. Commitment Limit */ 779 #define PCIX_BRIDGE_STCLIM_SHIFT 16 780 781 /* 782 * Capability ID: 0x08 783 * HyperTransport 784 */ 785 786 #define PCI_HT_CMD 0x00 /* Capability List & Command Register */ 787 #define PCI_HT_CMD_MASK __BITS(31, 16) 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 0b00000 /* 000xx */ 792 #define PCI_HT_CAP_HOST 0b00100 /* 001xx */ 793 #define PCI_HT_CAP_SWITCH 0b01000 794 #define PCI_HT_CAP_INTERRUPT 0b10000 795 #define PCI_HT_CAP_REVID 0b10001 796 #define PCI_HT_CAP_UNITID_CLUMP 0b10010 797 #define PCI_HT_CAP_EXTCNFSPACE 0b10011 798 #define PCI_HT_CAP_ADDRMAP 0b10100 799 #define PCI_HT_CAP_MSIMAP 0b10101 800 #define PCI_HT_CAP_DIRECTROUTE 0b10110 801 #define PCI_HT_CAP_VCSET 0b10111 802 #define PCI_HT_CAP_RETRYMODE 0b11000 803 #define PCI_HT_CAP_X86ENCODE 0b11001 804 #define PCI_HT_CAP_GEN3 0b11010 805 #define PCI_HT_CAP_FLE 0b11011 806 #define PCI_HT_CAP_PM 0b11100 807 #define PCI_HT_CAP_HIGHNODECNT 0b11101 808 809 /* 810 * HT Cap ID: 0b10101 811 * MSI Mapping 812 */ 813 814 /* Command register bits (31-16)*/ 815 #define PCI_HT_MSI_ENABLED __BIT(16) 816 #define PCI_HT_MSI_FIXED __BIT(17) 817 818 #define PCI_HT_MSI_ADDR_LO 0x04 /* Address register (low) */ 819 #define PCI_HT_MSI_ADDR_LO_MASK __BITS(31, 20) 820 #define PCI_HT_MSI_FIXED_ADDR 0xfee00000UL 821 #define PCI_HT_MSI_ADDR_HI 0x08 /* Address Register (high) */ 822 823 /* 824 * Capability ID: 0x09 825 * Vendor Specific 826 */ 827 #define PCI_VENDORSPECIFIC_SHIFT 16 828 #define PCI_VENDORSPECIFIC 0x02 829 830 /* 831 * Capability ID: 0x0a 832 * Debug Port 833 */ 834 #define PCI_DEBUG_BASER 0x00 /* Debug Base Register */ 835 #define PCI_DEBUG_BASER_SHIFT 16 836 #define PCI_DEBUG_PORTOFF_SHIFT 16 837 #define PCI_DEBUG_PORTOFF_MASK 0x1fff0000 /* Debug port offset */ 838 #define PCI_DEBUG_BARNUM_SHIFT 29 839 #define PCI_DEBUG_BARNUM_MASK 0xe0000000 /* BAR number */ 840 841 /* 842 * Capability ID: 0x0b 843 * Compact PCI 844 */ 845 846 /* 847 * Capability ID: 0x0c 848 * Hotplug 849 */ 850 851 /* 852 * Capability ID: 0x0d 853 * Subsystem 854 */ 855 #define PCI_CAP_SUBSYS_ID 0x04 856 /* bit field layout is the same as PCI_SUBSYS_ID_REG's one */ 857 858 /* 859 * Capability ID: 0x0e 860 * AGP8 861 */ 862 863 /* 864 * Capability ID: 0x0f 865 * Secure 866 */ 867 868 /* 869 * Capability ID: 0x10 870 * PCI Express; access via capability pointer. 871 */ 872 #define PCIE_XCAP 0x00 /* Capability List & Capabilities Register */ 873 #define PCIE_XCAP_MASK __BITS(31, 16) 874 /* Capability Version */ 875 #define PCIE_XCAP_VER_MASK __SHIFTIN(__BITS(3, 0), PCIE_XCAP_MASK) 876 #define PCIE_XCAP_VER(x) __SHIFTOUT((x), PCIE_XCAP_VER_MASK) 877 #define PCIE_XCAP_VER_1 1 878 #define PCIE_XCAP_VER_2 2 879 #define PCIE_XCAP_TYPE_MASK __SHIFTIN(__BITS(7, 4), PCIE_XCAP_MASK) 880 #define PCIE_XCAP_TYPE(x) __SHIFTOUT((x), PCIE_XCAP_TYPE_MASK) 881 #define PCIE_XCAP_TYPE_PCIE_DEV 0x0 882 #define PCIE_XCAP_TYPE_PCI_DEV 0x1 883 #define PCIE_XCAP_TYPE_ROOT 0x4 884 #define PCIE_XCAP_TYPE_UP 0x5 885 #define PCIE_XCAP_TYPE_DOWN 0x6 886 #define PCIE_XCAP_TYPE_PCIE2PCI 0x7 887 #define PCIE_XCAP_TYPE_PCI2PCIE 0x8 888 #define PCIE_XCAP_TYPE_ROOT_INTEP 0x9 889 #define PCIE_XCAP_TYPE_ROOT_EVNTC 0xa 890 #define PCIE_XCAP_SI __SHIFTIN(__BIT(8), PCIE_XCAP_MASK) /* Slot Implemented */ 891 #define PCIE_XCAP_IRQ __SHIFTIN(__BITS(13, 9), PCIE_XCAP_MASK) 892 #define PCIE_DCAP 0x04 /* Device Capabilities Register */ 893 #define PCIE_DCAP_MAX_PAYLOAD __BITS(2, 0) /* Max Payload Size Supported */ 894 #define PCIE_DCAP_PHANTOM_FUNCS __BITS(4, 3) /* Phantom Functions Supported*/ 895 #define PCIE_DCAP_EXT_TAG_FIELD __BIT(5) /* Extended Tag Field Support */ 896 #define PCIE_DCAP_L0S_LATENCY __BITS(8, 6) /* Endpoint L0 Accptbl Latency*/ 897 #define PCIE_DCAP_L1_LATENCY __BITS(11, 9) /* Endpoint L1 Accptbl Latency*/ 898 #define PCIE_DCAP_ATTN_BUTTON __BIT(12) /* Attention Indicator Button */ 899 #define PCIE_DCAP_ATTN_IND __BIT(13) /* Attention Indicator Present*/ 900 #define PCIE_DCAP_PWR_IND __BIT(14) /* Power Indicator Present */ 901 #define PCIE_DCAP_ROLE_ERR_RPT __BIT(15) /* Role-Based Error Reporting */ 902 #define PCIE_DCAP_SLOT_PWR_LIM_VAL __BITS(25, 18) /* Cap. Slot PWR Limit Val */ 903 #define PCIE_DCAP_SLOT_PWR_LIM_SCALE __BITS(27, 26) /* Cap. SlotPWRLimit Scl */ 904 #define PCIE_DCAP_FLR __BIT(28) /* Function-Level Reset Cap. */ 905 #define PCIE_DCSR 0x08 /* Device Control & Status Register */ 906 #define PCIE_DCSR_ENA_COR_ERR __BIT(0) /* Correctable Error Report En*/ 907 #define PCIE_DCSR_ENA_NFER __BIT(1) /* Non-Fatal Error Report En. */ 908 #define PCIE_DCSR_ENA_FER __BIT(2) /* Fatal Error Reporting Enabl*/ 909 #define PCIE_DCSR_ENA_URR __BIT(3) /* Unsupported Request Rpt En */ 910 #define PCIE_DCSR_ENA_RELAX_ORD __BIT(4) /* Enable Relaxed Ordering */ 911 #define PCIE_DCSR_MAX_PAYLOAD __BITS(7, 5) /* Max Payload Size */ 912 #define PCIE_DCSR_EXT_TAG_FIELD __BIT(8) /* Extended Tag Field Enable */ 913 #define PCIE_DCSR_PHANTOM_FUNCS __BIT(9) /* Phantom Functions Enable */ 914 #define PCIE_DCSR_AUX_POWER_PM __BIT(10) /* Aux Power PM Enable */ 915 #define PCIE_DCSR_ENA_NO_SNOOP __BIT(11) /* Enable No Snoop */ 916 #define PCIE_DCSR_MAX_READ_REQ __BITS(14, 12) /* Max Read Request Size */ 917 #define PCIE_DCSR_BRDG_CFG_RETRY __BIT(15) /* Bridge Config Retry Enable */ 918 #define PCIE_DCSR_INITIATE_FLR __BIT(15) /* Initiate Function-Level Rst*/ 919 #define PCIE_DCSR_CED __BIT(0 + 16) /* Correctable Error Detected */ 920 #define PCIE_DCSR_NFED __BIT(1 + 16) /* Non-Fatal Error Detected */ 921 #define PCIE_DCSR_FED __BIT(2 + 16) /* Fatal Error Detected */ 922 #define PCIE_DCSR_URD __BIT(3 + 16) /* Unsupported Req. Detected */ 923 #define PCIE_DCSR_AUX_PWR __BIT(4 + 16) /* Aux Power Detected */ 924 #define PCIE_DCSR_TRANSACTION_PND __BIT(5 + 16) /* Transaction Pending */ 925 #define PCIE_DCSR_EMGPWRREDD __BIT(6 + 16) /* Emg. Pwr. Reduct. Detected */ 926 #define PCIE_LCAP 0x0c /* Link Capabilities Register */ 927 #define PCIE_LCAP_MAX_SPEED __BITS(3, 0) /* Max Link Speed */ 928 #define PCIE_LCAP_MAX_WIDTH __BITS(9, 4) /* Maximum Link Width */ 929 #define PCIE_LCAP_ASPM __BITS(11, 10) /* Active State Link PM Supp. */ 930 #define PCIE_LCAP_L0S_EXIT __BITS(14, 12) /* L0s Exit Latency */ 931 #define PCIE_LCAP_L1_EXIT __BITS(17, 15) /* L1 Exit Latency */ 932 #define PCIE_LCAP_CLOCK_PM __BIT(18) /* Clock Power Management */ 933 #define PCIE_LCAP_SURPRISE_DOWN __BIT(19) /* Surprise Down Err Rpt Cap. */ 934 #define PCIE_LCAP_DL_ACTIVE __BIT(20) /* Data Link Layer Link Active*/ 935 #define PCIE_LCAP_LINK_BW_NOTIFY __BIT(21) /* Link BW Notification Capabl*/ 936 #define PCIE_LCAP_ASPM_COMPLIANCE __BIT(22) /* ASPM Optionally Compliance */ 937 #define PCIE_LCAP_PORT __BITS(31, 24) /* Port Number */ 938 #define PCIE_LCSR 0x10 /* Link Control & Status Register */ 939 #define PCIE_LCSR_ASPM_L0S __BIT(0) /* Active State PM Control L0s*/ 940 #define PCIE_LCSR_ASPM_L1 __BIT(1) /* Active State PM Control L1 */ 941 #define PCIE_LCSR_RCB __BIT(3) /* Read Completion Boundry Ctl*/ 942 #define PCIE_LCSR_LINK_DIS __BIT(4) /* Link Disable */ 943 #define PCIE_LCSR_RETRAIN __BIT(5) /* Retrain Link */ 944 #define PCIE_LCSR_COMCLKCFG __BIT(6) /* Common Clock Configuration */ 945 #define PCIE_LCSR_EXTNDSYNC __BIT(7) /* Extended Synch */ 946 #define PCIE_LCSR_ENCLKPM __BIT(8) /* Enable Clock Power Managmt */ 947 #define PCIE_LCSR_HAWD __BIT(9) /* HW Autonomous Width Disable*/ 948 #define PCIE_LCSR_LBMIE __BIT(10) /* Link BW Management Intr En */ 949 #define PCIE_LCSR_LABIE __BIT(11) /* Link Autonomous BW Intr En */ 950 #define PCIE_LCSR_DRSSGNL __BITS(15, 14) /* DRS Signaling */ 951 #define PCIE_LCSR_LINKSPEED __BITS(19, 16) /* Link Speed */ 952 #define PCIE_LCSR_NLW __BITS(25, 20) /* Negotiated Link Width */ 953 #define PCIE_LCSR_LINKTRAIN_ERR __BIT(10 + 16) /* Link Training Error */ 954 #define PCIE_LCSR_LINKTRAIN __BIT(11 + 16) /* Link Training */ 955 #define PCIE_LCSR_SLOTCLKCFG __BIT(12 + 16) /* Slot Clock Configuration */ 956 #define PCIE_LCSR_DLACTIVE __BIT(13 + 16) /* Data Link Layer Link Active*/ 957 #define PCIE_LCSR_LINK_BW_MGMT __BIT(14 + 16) /* Link BW Management Status */ 958 #define PCIE_LCSR_LINK_AUTO_BW __BIT(15 + 16) /* Link Autonomous BW Status */ 959 #define PCIE_SLCAP 0x14 /* Slot Capabilities Register */ 960 #define PCIE_SLCAP_ABP __BIT(0) /* Attention Button Present */ 961 #define PCIE_SLCAP_PCP __BIT(1) /* Power Controller Present */ 962 #define PCIE_SLCAP_MSP __BIT(2) /* MRL Sensor Present */ 963 #define PCIE_SLCAP_AIP __BIT(3) /* Attention Indicator Present*/ 964 #define PCIE_SLCAP_PIP __BIT(4) /* Power Indicator Present */ 965 #define PCIE_SLCAP_HPS __BIT(5) /* Hot-Plug Surprise */ 966 #define PCIE_SLCAP_HPC __BIT(6) /* Hot-Plug Capable */ 967 #define PCIE_SLCAP_SPLV __BITS(14, 7) /* Slot Power Limit Value */ 968 #define PCIE_SLCAP_SPLS __BITS(16, 15) /* Slot Power Limit Scale */ 969 #define PCIE_SLCAP_EIP __BIT(17) /* Electromechanical Interlock*/ 970 #define PCIE_SLCAP_NCCS __BIT(18) /* No Command Completed Supp. */ 971 #define PCIE_SLCAP_PSN __BITS(31, 19) /* Physical Slot Number */ 972 #define PCIE_SLCSR 0x18 /* Slot Control & Status Register */ 973 #define PCIE_SLCSR_ABE __BIT(0) /* Attention Button Pressed En*/ 974 #define PCIE_SLCSR_PFE __BIT(1) /* Power Button Pressed Enable*/ 975 #define PCIE_SLCSR_MSE __BIT(2) /* MRL Sensor Changed Enable */ 976 #define PCIE_SLCSR_PDE __BIT(3) /* Presence Detect Changed Ena*/ 977 #define PCIE_SLCSR_CCE __BIT(4) /* Command Completed Intr. En */ 978 #define PCIE_SLCSR_HPE __BIT(5) /* Hot Plug Interrupt Enable */ 979 #define PCIE_SLCSR_AIC __BITS(7, 6) /* Attention Indicator Control*/ 980 #define PCIE_SLCSR_PIC __BITS(9, 8) /* Power Indicator Control */ 981 #define PCIE_SLCSR_PCC __BIT(10) /* Power Controller Control */ 982 #define PCIE_SLCSR_EIC __BIT(11) /* Electromechanical Interlock*/ 983 #define PCIE_SLCSR_DLLSCE __BIT(12) /* DataLinkLayer State Changed*/ 984 #define PCIE_SLCSR_AUTOSPLDIS __BIT(13) /* Auto Slot Power Limit Dis. */ 985 #define PCIE_SLCSR_ABP __BIT(0 + 16) /* Attention Button Pressed */ 986 #define PCIE_SLCSR_PFD __BIT(1 + 16) /* Power Fault Detected */ 987 #define PCIE_SLCSR_MSC __BIT(2 + 16) /* MRL Sensor Changed */ 988 #define PCIE_SLCSR_PDC __BIT(3 + 16) /* Presence Detect Changed */ 989 #define PCIE_SLCSR_CC __BIT(4 + 16) /* Command Completed */ 990 #define PCIE_SLCSR_MS __BIT(5 + 16) /* MRL Sensor State */ 991 #define PCIE_SLCSR_PDS __BIT(6 + 16) /* Presence Detect State */ 992 #define PCIE_SLCSR_EIS __BIT(7 + 16) /* Electromechanical Interlock*/ 993 #define PCIE_SLCSR_LACS __BIT(8 + 16) /* Data Link Layer State Chg. */ 994 #define PCIE_RCR 0x1c /* Root Control & Capabilities Reg. */ 995 #define PCIE_RCR_SERR_CER __BIT(0) /* SERR on Correctable Err. En*/ 996 #define PCIE_RCR_SERR_NFER __BIT(1) /* SERR on Non-Fatal Error En */ 997 #define PCIE_RCR_SERR_FER __BIT(2) /* SERR on Fatal Error Enable */ 998 #define PCIE_RCR_PME_IE __BIT(3) /* PME Interrupt Enable */ 999 #define PCIE_RCR_CRS_SVE __BIT(4) /* CRS Software Visibility En */ 1000 #define PCIE_RCR_CRS_SV __BIT(16) /* CRS Software Visibility */ 1001 #define PCIE_RSR 0x20 /* Root Status Register */ 1002 #define PCIE_RSR_PME_REQESTER __BITS(15, 0) /* PME Requester ID */ 1003 #define PCIE_RSR_PME_STAT __BIT(16) /* PME Status */ 1004 #define PCIE_RSR_PME_PEND __BIT(17) /* PME Pending */ 1005 #define PCIE_DCAP2 0x24 /* Device Capabilities 2 Register */ 1006 #define PCIE_DCAP2_COMPT_RANGE __BITS(3,0) /* Compl. Timeout Ranges Supp */ 1007 #define PCIE_DCAP2_COMPT_DIS __BIT(4) /* Compl. Timeout Disable Supp*/ 1008 #define PCIE_DCAP2_ARI_FWD __BIT(5) /* ARI Forward Supported */ 1009 #define PCIE_DCAP2_ATOM_ROUT __BIT(6) /* AtomicOp Routing Supported */ 1010 #define PCIE_DCAP2_32ATOM __BIT(7) /* 32bit AtomicOp Compl. Supp */ 1011 #define PCIE_DCAP2_64ATOM __BIT(8) /* 64bit AtomicOp Compl. Supp */ 1012 #define PCIE_DCAP2_128CAS __BIT(9) /* 128bit Cas Completer Supp. */ 1013 #define PCIE_DCAP2_NO_ROPR_PASS __BIT(10) /* No RO-enabled PR-PR Passng */ 1014 #define PCIE_DCAP2_LTR_MEC __BIT(11) /* LTR Mechanism Supported */ 1015 #define PCIE_DCAP2_TPH_COMP __BITS(13, 12) /* TPH Completer Supported */ 1016 #define PCIE_DCAP2_LNSYSCLS __BITS(15, 14) /* LN System CLS */ 1017 #define PCIE_DCAP2_OBFF __BITS(19, 18) /* Optimized Buffer Flush/Fill*/ 1018 #define PCIE_DCAP2_EXTFMT_FLD __BIT(20) /* Extended Fmt Field Support */ 1019 #define PCIE_DCAP2_EETLP_PREF __BIT(21) /* End-End TLP Prefix Support */ 1020 #define PCIE_DCAP2_MAX_EETLP __BITS(23, 22) /* Max End-End TLP Prefix Sup */ 1021 #define PCIE_DCAP2_EMGPWRRED __BITS(25, 24) /* Emergency Power Reduc. Sup */ 1022 #define PCIE_DCAP2_EMGPWRRED_INI __BIT(26) /* Emrg. Pwr. Reduc. Ini. Req */ 1023 #define PCIE_DCAP2_FRS __BIT(31) /* FRS Supported */ 1024 #define PCIE_DCSR2 0x28 /* Device Control & Status 2 Register */ 1025 #define PCIE_DCSR2_COMPT_VAL __BITS(3, 0) /* Completion Timeout Value */ 1026 #define PCIE_DCSR2_COMPT_DIS __BIT(4) /* Completion Timeout Disable */ 1027 #define PCIE_DCSR2_ARI_FWD __BIT(5) /* ARI Forwarding Enable */ 1028 #define PCIE_DCSR2_ATOM_REQ __BIT(6) /* AtomicOp Requester Enable */ 1029 #define PCIE_DCSR2_ATOM_EBLK __BIT(7) /* AtomicOp Egress Blocking */ 1030 #define PCIE_DCSR2_IDO_REQ __BIT(8) /* IDO Request Enable */ 1031 #define PCIE_DCSR2_IDO_COMP __BIT(9) /* IDO Completion Enable */ 1032 #define PCIE_DCSR2_LTR_MEC __BIT(10) /* LTR Mechanism Enable */ 1033 #define PCIE_DCSR2_EMGPWRRED_REQ __BIT(11) /* Emergency Power Reduc. Req */ 1034 #define PCIE_DCSR2_OBFF_EN __BITS(14, 13) /* OBFF Enable */ 1035 #define PCIE_DCSR2_EETLP __BIT(15) /* End-End TLP Prefix Blcking */ 1036 #define PCIE_LCAP2 0x2c /* Link Capabilities 2 Register */ 1037 #define PCIE_LCAP2_SUP_LNKSV __BITS(7, 1) /* Supported Link Speeds Vect */ 1038 #define PCIE_LCAP2_CROSSLNK __BIT(8) /* Crosslink Supported */ 1039 #define PCIE_LCAP2_LOWSKPOS_GENSUPPSV __BITS(15, 9) 1040 /* Lower SKP OS Generation Supp. Spd. Vect */ 1041 #define PCIE_LCAP2_LOWSKPOS_RECSUPPSV __BITS(22, 16) 1042 /* Lower SKP OS Reception Supp. Spd. Vect */ 1043 #define PCIE_LCAP2_RETIMERPD __BIT(23) /* Retimer Presence Detect */ 1044 #define PCIE_LCAP2_DRS __BIT(31) /* DRS Supported */ 1045 #define PCIE_LCSR2 0x30 /* Link Control & Status 2 Register */ 1046 #define PCIE_LCSR2_TGT_LSPEED __BITS(3, 0) /* Target Link Speed */ 1047 #define PCIE_LCSR2_ENT_COMPL __BIT(4) /* Enter Compliance */ 1048 #define PCIE_LCSR2_HW_AS_DIS __BIT(5) /* HW Autonomous Speed Disabl */ 1049 #define PCIE_LCSR2_SEL_DEEMP __BIT(6) /* Selectable De-emphasis */ 1050 #define PCIE_LCSR2_TX_MARGIN __BITS(9, 7) /* Transmit Margin */ 1051 #define PCIE_LCSR2_EN_MCOMP __BIT(10) /* Enter Modified Compliance */ 1052 #define PCIE_LCSR2_COMP_SOS __BIT(11) /* Compliance SOS */ 1053 #define PCIE_LCSR2_COMP_DEEMP __BITS(15, 12) /* Compliance Present/De-emph */ 1054 #define PCIE_LCSR2_DEEMP_LVL __BIT(0 + 16) /* Current De-emphasis Level */ 1055 #define PCIE_LCSR2_EQ_COMPL __BIT(1 + 16) /* Equalization Complete */ 1056 #define PCIE_LCSR2_EQP1_SUC __BIT(2 + 16) /* Equaliz Phase 1 Successful */ 1057 #define PCIE_LCSR2_EQP2_SUC __BIT(3 + 16) /* Equaliz Phase 2 Successful */ 1058 #define PCIE_LCSR2_EQP3_SUC __BIT(4 + 16) /* Equaliz Phase 3 Successful */ 1059 #define PCIE_LCSR2_LNKEQ_REQ __BIT(5 + 16) /* Link Equalization Request */ 1060 #define PCIE_LCSR2_RETIMERPD __BIT(6 + 16) /* Retimer Presence Detected */ 1061 #define PCIE_LCSR2_DSCOMPN __BITS(30, 28) /* Downstream Component Pres. */ 1062 #define PCIE_DSCOMPN_DOWN_NOTDETERM 0x00 /* LD: Presence Not Determin.*/ 1063 #define PCIE_DSCOMPN_DOWN_NOTPRES 0x01 /* LD: Component Not Present */ 1064 #define PCIE_DSCOMPN_DOWN_PRES 0x02 /* LD: Component Present */ 1065 /* 0x03 is reserved */ 1066 #define PCIE_DSCOMPN_UP_PRES 0x04 /* LU: Component Present */ 1067 #define PCIE_DSCOMPN_UP_PRES_DRS 0x05 /* LU: Comp Pres and DRS RCV */ 1068 #define PCIE_LCSR2_DRSRCV __BIT(15 + 16) /* DRS Message Received */ 1069 1070 #define PCIE_SLCAP2 0x34 /* Slot Capabilities 2 Register */ 1071 #define PCIE_SLCSR2 0x38 /* Slot Control & Status 2 Register */ 1072 1073 /* 1074 * Capability ID: 0x11 1075 * MSIX 1076 */ 1077 1078 #define PCI_MSIX_CTL 0x00 1079 #define PCI_MSIX_CTL_ENABLE 0x80000000 1080 #define PCI_MSIX_CTL_FUNCMASK 0x40000000 1081 #define PCI_MSIX_CTL_TBLSIZE_MASK 0x07ff0000 1082 #define PCI_MSIX_CTL_TBLSIZE_SHIFT 16 1083 #define PCI_MSIX_CTL_TBLSIZE(ofs) ((((ofs) & PCI_MSIX_CTL_TBLSIZE_MASK) \ 1084 >> PCI_MSIX_CTL_TBLSIZE_SHIFT) + 1) 1085 /* 1086 * 2nd DWORD is the Table Offset 1087 */ 1088 #define PCI_MSIX_TBLOFFSET 0x04 1089 #define PCI_MSIX_TBLOFFSET_MASK __BITS(31, 3) 1090 #define PCI_MSIX_TBLBIR_MASK __BITS(2, 0) 1091 /* 1092 * 3rd DWORD is the Pending Bitmap Array Offset 1093 */ 1094 #define PCI_MSIX_PBAOFFSET 0x08 1095 #define PCI_MSIX_PBAOFFSET_MASK __BITS(31, 3) 1096 #define PCI_MSIX_PBABIR_MASK __BITS(2, 0) 1097 1098 #define PCI_MSIX_TABLE_ENTRY_SIZE 16 1099 #define PCI_MSIX_TABLE_ENTRY_ADDR_LO 0x0 1100 #define PCI_MSIX_TABLE_ENTRY_ADDR_HI 0x4 1101 #define PCI_MSIX_TABLE_ENTRY_DATA 0x8 1102 #define PCI_MSIX_TABLE_ENTRY_VECTCTL 0xc 1103 struct pci_msix_table_entry { 1104 uint32_t pci_msix_addr_lo; 1105 uint32_t pci_msix_addr_hi; 1106 uint32_t pci_msix_value; 1107 uint32_t pci_msix_vector_control; 1108 }; 1109 #define PCI_MSIX_VECTCTL_MASK __BIT(0) 1110 #define PCI_MSIX_VECTCTL_STLO __BITS(23, 16) 1111 #define PCI_MSIX_VECTCTL_STUP __BITS(31, 24) 1112 1113 /* Max number of MSI-X vectors. See PCI-SIG specification. */ 1114 #define PCI_MSIX_MAX_VECTORS 2048 1115 1116 /* 1117 * Capability ID: 0x12 1118 * SATA 1119 */ 1120 #define PCI_SATA_REV 0x00 /* Revision Register */ 1121 #define PCI_SATA_REV_MINOR __BITS(19, 16) /* Minor Revision */ 1122 #define PCI_SATA_REV_MAJOR __BITS(23, 20) /* Major Revision */ 1123 #define PCI_SATA_BAR 0x04 /* BAR Register */ 1124 #define PCI_SATA_BAR_SPEC __BITS(3, 0) /* BAR Specifier */ 1125 #define PCI_SATA_BAR_INCONF __BITS(3, 0) /* All 1 = in config space */ 1126 #define PCI_SATA_BAR_NUM(x) (__SHIFTOUT((x), PCI_SATA_BAR_SPEC) - 4) 1127 #define PCI_SATA_BAR_OFFSET __BITS(23, 4) /* BAR Offset */ 1128 1129 /* 1130 * Capability ID: 0x13 1131 * Advanced Feature 1132 */ 1133 #define PCI_AFCAPR 0x00 /* Capabilities */ 1134 #define PCI_AFCAPR_MASK __BITS(31, 24) 1135 #define PCI_AF_LENGTH __BITS(23, 16) /* Structure Length */ 1136 #define PCI_AF_TP_CAP __BIT(24) /* Transaction Pending */ 1137 #define PCI_AF_FLR_CAP __BIT(25) /* Function Level Reset */ 1138 #define PCI_AFCSR 0x04 /* Control & Status register */ 1139 #define PCI_AFCR_INITIATE_FLR __BIT(0) /* Initiate Function LVL RST */ 1140 #define PCI_AFSR_TP __BIT(8) /* Transaction Pending */ 1141 1142 1143 /* 1144 * Interrupt Configuration Register; contains interrupt pin and line. 1145 */ 1146 #define PCI_INTERRUPT_REG 0x3c 1147 1148 typedef u_int8_t pci_intr_latency_t; 1149 typedef u_int8_t pci_intr_grant_t; 1150 typedef u_int8_t pci_intr_pin_t; 1151 typedef u_int8_t pci_intr_line_t; 1152 1153 #define PCI_MAX_LAT_SHIFT 24 1154 #define PCI_MAX_LAT_MASK 0xff 1155 #define PCI_MAX_LAT(icr) \ 1156 (((icr) >> PCI_MAX_LAT_SHIFT) & PCI_MAX_LAT_MASK) 1157 1158 #define PCI_MIN_GNT_SHIFT 16 1159 #define PCI_MIN_GNT_MASK 0xff 1160 #define PCI_MIN_GNT(icr) \ 1161 (((icr) >> PCI_MIN_GNT_SHIFT) & PCI_MIN_GNT_MASK) 1162 1163 #define PCI_INTERRUPT_GRANT_SHIFT 24 1164 #define PCI_INTERRUPT_GRANT_MASK 0xff 1165 #define PCI_INTERRUPT_GRANT(icr) \ 1166 (((icr) >> PCI_INTERRUPT_GRANT_SHIFT) & PCI_INTERRUPT_GRANT_MASK) 1167 1168 #define PCI_INTERRUPT_LATENCY_SHIFT 16 1169 #define PCI_INTERRUPT_LATENCY_MASK 0xff 1170 #define PCI_INTERRUPT_LATENCY(icr) \ 1171 (((icr) >> PCI_INTERRUPT_LATENCY_SHIFT) & PCI_INTERRUPT_LATENCY_MASK) 1172 1173 #define PCI_INTERRUPT_PIN_SHIFT 8 1174 #define PCI_INTERRUPT_PIN_MASK 0xff 1175 #define PCI_INTERRUPT_PIN(icr) \ 1176 (((icr) >> PCI_INTERRUPT_PIN_SHIFT) & PCI_INTERRUPT_PIN_MASK) 1177 1178 #define PCI_INTERRUPT_LINE_SHIFT 0 1179 #define PCI_INTERRUPT_LINE_MASK 0xff 1180 #define PCI_INTERRUPT_LINE(icr) \ 1181 (((icr) >> PCI_INTERRUPT_LINE_SHIFT) & PCI_INTERRUPT_LINE_MASK) 1182 1183 #define PCI_INTERRUPT_CODE(lat,gnt,pin,line) \ 1184 ((((lat)&PCI_INTERRUPT_LATENCY_MASK)<<PCI_INTERRUPT_LATENCY_SHIFT)| \ 1185 (((gnt)&PCI_INTERRUPT_GRANT_MASK) <<PCI_INTERRUPT_GRANT_SHIFT) | \ 1186 (((pin)&PCI_INTERRUPT_PIN_MASK) <<PCI_INTERRUPT_PIN_SHIFT) | \ 1187 (((line)&PCI_INTERRUPT_LINE_MASK) <<PCI_INTERRUPT_LINE_SHIFT)) 1188 1189 #define PCI_INTERRUPT_PIN_NONE 0x00 1190 #define PCI_INTERRUPT_PIN_A 0x01 1191 #define PCI_INTERRUPT_PIN_B 0x02 1192 #define PCI_INTERRUPT_PIN_C 0x03 1193 #define PCI_INTERRUPT_PIN_D 0x04 1194 #define PCI_INTERRUPT_PIN_MAX 0x04 1195 1196 /* Header Type 1 (Bridge) configuration registers */ 1197 #define PCI_BRIDGE_BUS_REG 0x18 1198 #define PCI_BRIDGE_BUS_EACH_MASK 0xff 1199 #define PCI_BRIDGE_BUS_PRIMARY_SHIFT 0 1200 #define PCI_BRIDGE_BUS_SECONDARY_SHIFT 8 1201 #define PCI_BRIDGE_BUS_SUBORDINATE_SHIFT 16 1202 #define PCI_BRIDGE_BUS_SEC_LATTIMER_SHIFT 24 1203 #define PCI_BRIDGE_BUS_PRIMARY(reg) \ 1204 (((reg) >> PCI_BRIDGE_BUS_PRIMARY_SHIFT) & PCI_BRIDGE_BUS_EACH_MASK) 1205 #define PCI_BRIDGE_BUS_SECONDARY(reg) \ 1206 (((reg) >> PCI_BRIDGE_BUS_SECONDARY_SHIFT) & PCI_BRIDGE_BUS_EACH_MASK) 1207 #define PCI_BRIDGE_BUS_SUBORDINATE(reg) \ 1208 (((reg) >> PCI_BRIDGE_BUS_SUBORDINATE_SHIFT) &PCI_BRIDGE_BUS_EACH_MASK) 1209 #define PCI_BRIDGE_BUS_SEC_LATTIMER(reg) \ 1210 (((reg) >> PCI_BRIDGE_BUS_SEC_LATTIMER_SHIFT)&PCI_BRIDGE_BUS_EACH_MASK) 1211 1212 1213 #define PCI_BRIDGE_STATIO_REG 0x1C 1214 #define PCI_BRIDGE_STATIO_IOBASE_SHIFT 0 1215 #define PCI_BRIDGE_STATIO_IOLIMIT_SHIFT 8 1216 #define PCI_BRIDGE_STATIO_STATUS_SHIFT 16 1217 #define PCI_BRIDGE_STATIO_IOBASE_MASK 0xf0 1218 #define PCI_BRIDGE_STATIO_IOLIMIT_MASK 0xf0 1219 #define PCI_BRIDGE_STATIO_STATUS_MASK 0xffff 1220 #define PCI_BRIDGE_IO_32BITS(reg) (((reg) & 0xf) == 1) 1221 1222 #define PCI_BRIDGE_MEMORY_REG 0x20 1223 #define PCI_BRIDGE_MEMORY_BASE_SHIFT 4 1224 #define PCI_BRIDGE_MEMORY_LIMIT_SHIFT 20 1225 #define PCI_BRIDGE_MEMORY_BASE_MASK 0x0fff 1226 #define PCI_BRIDGE_MEMORY_LIMIT_MASK 0x0fff 1227 1228 #define PCI_BRIDGE_PREFETCHMEM_REG 0x24 1229 #define PCI_BRIDGE_PREFETCHMEM_BASE_SHIFT 4 1230 #define PCI_BRIDGE_PREFETCHMEM_LIMIT_SHIFT 20 1231 #define PCI_BRIDGE_PREFETCHMEM_BASE_MASK 0x0fff 1232 #define PCI_BRIDGE_PREFETCHMEM_LIMIT_MASK 0x0fff 1233 #define PCI_BRIDGE_PREFETCHMEM_64BITS(reg) ((reg) & 0xf) 1234 1235 #define PCI_BRIDGE_PREFETCHBASE32_REG 0x28 1236 #define PCI_BRIDGE_PREFETCHLIMIT32_REG 0x2C 1237 1238 #define PCI_BRIDGE_IOHIGH_REG 0x30 1239 #define PCI_BRIDGE_IOHIGH_BASE_SHIFT 0 1240 #define PCI_BRIDGE_IOHIGH_LIMIT_SHIFT 16 1241 #define PCI_BRIDGE_IOHIGH_BASE_MASK 0xffff 1242 #define PCI_BRIDGE_IOHIGH_LIMIT_MASK 0xffff 1243 1244 #define PCI_BRIDGE_CONTROL_REG 0x3C 1245 #define PCI_BRIDGE_CONTROL_SHIFT 16 1246 #define PCI_BRIDGE_CONTROL_MASK 0xffff 1247 #define PCI_BRIDGE_CONTROL_PERE (1 << 0) 1248 #define PCI_BRIDGE_CONTROL_SERR (1 << 1) 1249 #define PCI_BRIDGE_CONTROL_ISA (1 << 2) 1250 #define PCI_BRIDGE_CONTROL_VGA (1 << 3) 1251 /* Reserved (1 << 4) */ 1252 #define PCI_BRIDGE_CONTROL_MABRT (1 << 5) 1253 #define PCI_BRIDGE_CONTROL_SECBR (1 << 6) 1254 #define PCI_BRIDGE_CONTROL_SECFASTB2B (1 << 7) 1255 #define PCI_BRIDGE_CONTROL_PRI_DISC_TIMER (1 << 8) 1256 #define PCI_BRIDGE_CONTROL_SEC_DISC_TIMER (1 << 9) 1257 #define PCI_BRIDGE_CONTROL_DISC_TIMER_STAT (1 << 10) 1258 #define PCI_BRIDGE_CONTROL_DISC_TIMER_SERR (1 << 11) 1259 /* Reserved (1 << 12) - (1 << 15) */ 1260 1261 /* 1262 * Vital Product Data resource tags. 1263 */ 1264 struct pci_vpd_smallres { 1265 uint8_t vpdres_byte0; /* length of data + tag */ 1266 /* Actual data. */ 1267 } __packed; 1268 1269 struct pci_vpd_largeres { 1270 uint8_t vpdres_byte0; 1271 uint8_t vpdres_len_lsb; /* length of data only */ 1272 uint8_t vpdres_len_msb; 1273 /* Actual data. */ 1274 } __packed; 1275 1276 #define PCI_VPDRES_ISLARGE(x) ((x) & 0x80) 1277 1278 #define PCI_VPDRES_SMALL_LENGTH(x) ((x) & 0x7) 1279 #define PCI_VPDRES_SMALL_NAME(x) (((x) >> 3) & 0xf) 1280 1281 #define PCI_VPDRES_LARGE_NAME(x) ((x) & 0x7f) 1282 1283 #define PCI_VPDRES_TYPE_COMPATIBLE_DEVICE_ID 0x3 /* small */ 1284 #define PCI_VPDRES_TYPE_VENDOR_DEFINED 0xe /* small */ 1285 #define PCI_VPDRES_TYPE_END_TAG 0xf /* small */ 1286 1287 #define PCI_VPDRES_TYPE_IDENTIFIER_STRING 0x02 /* large */ 1288 #define PCI_VPDRES_TYPE_VPD 0x10 /* large */ 1289 1290 struct pci_vpd { 1291 uint8_t vpd_key0; 1292 uint8_t vpd_key1; 1293 uint8_t vpd_len; /* length of data only */ 1294 /* Actual data. */ 1295 } __packed; 1296 1297 /* 1298 * Recommended VPD fields: 1299 * 1300 * PN Part number of assembly 1301 * FN FRU part number 1302 * EC EC level of assembly 1303 * MN Manufacture ID 1304 * SN Serial Number 1305 * 1306 * Conditionally recommended VPD fields: 1307 * 1308 * LI Load ID 1309 * RL ROM Level 1310 * RM Alterable ROM Level 1311 * NA Network Address 1312 * DD Device Driver Level 1313 * DG Diagnostic Level 1314 * LL Loadable Microcode Level 1315 * VI Vendor ID/Device ID 1316 * FU Function Number 1317 * SI Subsystem Vendor ID/Subsystem ID 1318 * 1319 * Additional VPD fields: 1320 * 1321 * Z0-ZZ User/Product Specific 1322 */ 1323 1324 /* 1325 * PCI Expansion Rom 1326 */ 1327 1328 struct pci_rom_header { 1329 uint16_t romh_magic; /* 0xAA55 little endian */ 1330 uint8_t romh_reserved[22]; 1331 uint16_t romh_data_ptr; /* pointer to pci_rom struct */ 1332 } __packed; 1333 1334 #define PCI_ROM_HEADER_MAGIC 0xAA55 /* little endian */ 1335 1336 struct pci_rom { 1337 uint32_t rom_signature; 1338 pci_vendor_id_t rom_vendor; 1339 pci_product_id_t rom_product; 1340 uint16_t rom_vpd_ptr; /* reserved in PCI 2.2 */ 1341 uint16_t rom_data_len; 1342 uint8_t rom_data_rev; 1343 pci_interface_t rom_interface; /* the class reg is 24-bits */ 1344 pci_subclass_t rom_subclass; /* in little endian */ 1345 pci_class_t rom_class; 1346 uint16_t rom_len; /* code length / 512 byte */ 1347 uint16_t rom_rev; /* code revision level */ 1348 uint8_t rom_code_type; /* type of code */ 1349 uint8_t rom_indicator; 1350 uint16_t rom_reserved; 1351 /* Actual data. */ 1352 } __packed; 1353 1354 #define PCI_ROM_SIGNATURE 0x52494350 /* "PCIR", endian reversed */ 1355 #define PCI_ROM_CODE_TYPE_X86 0 /* Intel x86 BIOS */ 1356 #define PCI_ROM_CODE_TYPE_OFW 1 /* Open Firmware */ 1357 #define PCI_ROM_CODE_TYPE_HPPA 2 /* HP PA/RISC */ 1358 #define PCI_ROM_CODE_TYPE_EFI 3 /* EFI Image */ 1359 1360 #define PCI_ROM_INDICATOR_LAST 0x80 1361 1362 /* 1363 * Threshold below which 32bit PCI DMA needs bouncing. 1364 */ 1365 #define PCI32_DMA_BOUNCE_THRESHOLD 0x100000000ULL 1366 1367 /* 1368 * PCI-X 2.0/ PCI-express Extended Capability List 1369 */ 1370 1371 #define PCI_EXTCAPLIST_BASE 0x100 1372 1373 #define PCI_EXTCAPLIST_CAP(ecr) ((ecr) & 0xffff) 1374 #define PCI_EXTCAPLIST_VERSION(ecr) (((ecr) >> 16) & 0xf) 1375 #define PCI_EXTCAPLIST_NEXT(ecr) (((ecr) >> 20) & 0xfff) 1376 1377 /* Extended Capability Identification Numbers */ 1378 1379 #define PCI_EXTCAP_AER 0x0001 /* Advanced Error Reporting */ 1380 #define PCI_EXTCAP_VC 0x0002 /* Virtual Channel if MFVC Ext Cap not set */ 1381 #define PCI_EXTCAP_SERNUM 0x0003 /* Device Serial Number */ 1382 #define PCI_EXTCAP_PWRBDGT 0x0004 /* Power Budgeting */ 1383 #define PCI_EXTCAP_RCLINK_DCL 0x0005 /* Root Complex Link Declaration */ 1384 #define PCI_EXTCAP_RCLINK_CTL 0x0006 /* Root Complex Internal Link Control */ 1385 #define PCI_EXTCAP_RCEC_ASSOC 0x0007 /* Root Complex Event Collector Association */ 1386 #define PCI_EXTCAP_MFVC 0x0008 /* Multi-Function Virtual Channel */ 1387 #define PCI_EXTCAP_VC2 0x0009 /* Virtual Channel if MFVC Ext Cap set */ 1388 #define PCI_EXTCAP_RCRB 0x000a /* RCRB Header */ 1389 #define PCI_EXTCAP_VENDOR 0x000b /* Vendor Unique */ 1390 #define PCI_EXTCAP_CAC 0x000c /* Configuration Access Correction -- obsolete */ 1391 #define PCI_EXTCAP_ACS 0x000d /* Access Control Services */ 1392 #define PCI_EXTCAP_ARI 0x000e /* Alternative Routing-ID Interpretation */ 1393 #define PCI_EXTCAP_ATS 0x000f /* Address Translation Services */ 1394 #define PCI_EXTCAP_SRIOV 0x0010 /* Single Root IO Virtualization */ 1395 #define PCI_EXTCAP_MRIOV 0x0011 /* Multiple Root IO Virtualization */ 1396 #define PCI_EXTCAP_MCAST 0x0012 /* Multicast */ 1397 #define PCI_EXTCAP_PAGE_REQ 0x0013 /* Page Request */ 1398 #define PCI_EXTCAP_AMD 0x0014 /* Reserved for AMD */ 1399 #define PCI_EXTCAP_RESIZBAR 0x0015 /* Resizable BAR */ 1400 #define PCI_EXTCAP_DPA 0x0016 /* Dynamic Power Allocation */ 1401 #define PCI_EXTCAP_TPH_REQ 0x0017 /* TPH Requester */ 1402 #define PCI_EXTCAP_LTR 0x0018 /* Latency Tolerance Reporting */ 1403 #define PCI_EXTCAP_SEC_PCIE 0x0019 /* Secondary PCI Express */ 1404 #define PCI_EXTCAP_PMUX 0x001a /* Protocol Multiplexing */ 1405 #define PCI_EXTCAP_PASID 0x001b /* Process Address Space ID */ 1406 #define PCI_EXTCAP_LN_REQ 0x001c /* LN Requester */ 1407 #define PCI_EXTCAP_DPC 0x001d /* Downstream Port Containment */ 1408 #define PCI_EXTCAP_L1PM 0x001e /* L1 PM Substates */ 1409 #define PCI_EXTCAP_PTM 0x001f /* Precision Time Management */ 1410 #define PCI_EXTCAP_MPCIE 0x0020 /* M-PCIe */ 1411 #define PCI_EXTCAP_FRSQ 0x0021 /* Function Reading Status Queueing */ 1412 #define PCI_EXTCAP_RTR 0x0022 /* Readiness Time Reporting */ 1413 #define PCI_EXTCAP_DESIGVNDSP 0x0023 /* Designated Vendor-Specific */ 1414 #define PCI_EXTCAP_VF_RESIZBAR 0x0024 /* VF Resizable BAR */ 1415 1416 /* 1417 * Extended capability ID: 0x0001 1418 * Advanced Error Reporting 1419 */ 1420 #define PCI_AER_UC_STATUS 0x04 /* Uncorrectable Error Status Reg. */ 1421 #define PCI_AER_UC_UNDEFINED __BIT(0) 1422 #define PCI_AER_UC_DL_PROTOCOL_ERROR __BIT(4) 1423 #define PCI_AER_UC_SURPRISE_DOWN_ERROR __BIT(5) 1424 #define PCI_AER_UC_POISONED_TLP __BIT(12) 1425 #define PCI_AER_UC_FC_PROTOCOL_ERROR __BIT(13) 1426 #define PCI_AER_UC_COMPLETION_TIMEOUT __BIT(14) 1427 #define PCI_AER_UC_COMPLETER_ABORT __BIT(15) 1428 #define PCI_AER_UC_UNEXPECTED_COMPLETION __BIT(16) 1429 #define PCI_AER_UC_RECEIVER_OVERFLOW __BIT(17) 1430 #define PCI_AER_UC_MALFORMED_TLP __BIT(18) 1431 #define PCI_AER_UC_ECRC_ERROR __BIT(19) 1432 #define PCI_AER_UC_UNSUPPORTED_REQUEST_ERROR __BIT(20) 1433 #define PCI_AER_UC_ACS_VIOLATION __BIT(21) 1434 #define PCI_AER_UC_INTERNAL_ERROR __BIT(22) 1435 #define PCI_AER_UC_MC_BLOCKED_TLP __BIT(23) 1436 #define PCI_AER_UC_ATOMIC_OP_EGRESS_BLOCKED __BIT(24) 1437 #define PCI_AER_UC_TLP_PREFIX_BLOCKED_ERROR __BIT(25) 1438 #define PCI_AER_UC_POISONTLP_EGRESS_BLOCKED __BIT(26) 1439 #define PCI_AER_UC_MASK 0x08 /* Uncorrectable Error Mask Register */ 1440 /* Shares bits with UC_STATUS */ 1441 #define PCI_AER_UC_SEVERITY 0x0c /* Uncorrectable Error Severity Reg. */ 1442 /* Shares bits with UC_STATUS */ 1443 #define PCI_AER_COR_STATUS 0x10 /* Correctable Error Status Register */ 1444 #define PCI_AER_COR_RECEIVER_ERROR __BIT(0) 1445 #define PCI_AER_COR_BAD_TLP __BIT(6) 1446 #define PCI_AER_COR_BAD_DLLP __BIT(7) 1447 #define PCI_AER_COR_REPLAY_NUM_ROLLOVER __BIT(8) 1448 #define PCI_AER_COR_REPLAY_TIMER_TIMEOUT __BIT(12) 1449 #define PCI_AER_COR_ADVISORY_NF_ERROR __BIT(13) 1450 #define PCI_AER_COR_INTERNAL_ERROR __BIT(14) 1451 #define PCI_AER_COR_HEADER_LOG_OVERFLOW __BIT(15) 1452 #define PCI_AER_COR_MASK 0x14 /* Correctable Error Mask Register */ 1453 /* Shares bits with COR_STATUS */ 1454 #define PCI_AER_CAP_CONTROL 0x18 /* AE Capabilities and Control Reg. */ 1455 #define PCI_AER_FIRST_ERROR_PTR __BITS(4, 0) 1456 #define PCI_AER_FIRST_ERROR_PTR_S 0 1457 #define PCI_AER_FIRST_ERROR_PTR_M 0x1f 1458 #define PCI_AER_ECRC_GEN_CAPABLE __BIT(5) 1459 #define PCI_AER_ECRC_GEN_ENABLE __BIT(6) 1460 #define PCI_AER_ECRC_CHECK_CAPABLE __BIT(7) 1461 #define PCI_AER_ECRC_CHECK_ENABLE __BIT(8) 1462 #define PCI_AER_MULT_HDR_CAPABLE __BIT(9) 1463 #define PCI_AER_MULT_HDR_ENABLE __BIT(10) 1464 #define PCI_AER_TLP_PREFIX_LOG_PRESENT __BIT(11) 1465 #define PCI_AER_COMPTOUTPRFXHDRLOG_CAP __BIT(12) 1466 #define PCI_AER_HEADER_LOG 0x1c /* Header Log Register */ 1467 #define PCI_AER_ROOTERR_CMD 0x2c /* Root Error Command Register */ 1468 /* Only for root complex ports */ 1469 #define PCI_AER_ROOTERR_COR_ENABLE __BIT(0) 1470 #define PCI_AER_ROOTERR_NF_ENABLE __BIT(1) 1471 #define PCI_AER_ROOTERR_F_ENABLE __BIT(2) 1472 #define PCI_AER_ROOTERR_STATUS 0x30 /* Root Error Status Register */ 1473 /* Only for root complex ports */ 1474 #define PCI_AER_ROOTERR_COR_ERR __BIT(0) 1475 #define PCI_AER_ROOTERR_MULTI_COR_ERR __BIT(1) 1476 #define PCI_AER_ROOTERR_UC_ERR __BIT(2) 1477 #define PCI_AER_ROOTERR_MULTI_UC_ERR __BIT(3) 1478 #define PCI_AER_ROOTERR_FIRST_UC_FATAL __BIT(4) 1479 #define PCI_AER_ROOTERR_NF_ERR __BIT(5) 1480 #define PCI_AER_ROOTERR_F_ERR __BIT(6) 1481 #define PCI_AER_ROOTERR_INT_MESSAGE __BITS(31, 27) 1482 #define PCI_AER_ROOTERR_INT_MESSAGE_S 27 1483 #define PCI_AER_ROOTERR_INT_MESSAGE_M 0x1f 1484 #define PCI_AER_ERRSRC_ID 0x34 /* Error Source Identification Reg. */ 1485 #define PCI_AER_ERRSRC_ID_ERR_COR __BITS(15, 0) 1486 #define PCI_AER_ERRSRC_ID_ERR_COR_S 0 1487 #define PCI_AER_ERRSRC_ID_ERR_COR_M 0xffff 1488 #define PCI_AER_ERRSRC_ID_ERR_UC __BITS(31, 16) 1489 #define PCI_AER_ERRSRC_ID_ERR_UC_S 16 1490 #define PCI_AER_ERRSRC_ID_ERR_UC_M 0xffff 1491 /* Only for root complex ports */ 1492 #define PCI_AER_TLP_PREFIX_LOG 0x38 /*TLP Prefix Log Register */ 1493 /* Only for TLP prefix functions */ 1494 1495 /* 1496 * Extended capability ID: 0x0002, 0x0009 1497 * Virtual Channel 1498 */ 1499 #define PCI_VC_CAP1 0x04 /* Port VC Capability Register 1 */ 1500 #define PCI_VC_CAP1_EXT_COUNT __BITS(2, 0) 1501 #define PCI_VC_CAP1_EXT_COUNT_S 0 1502 #define PCI_VC_CAP1_EXT_COUNT_M 0x7 1503 #define PCI_VC_CAP1_LOWPRI_EXT_COUNT __BITS(6, 4) 1504 #define PCI_VC_CAP1_LOWPRI_EXT_COUNT_S 4 1505 #define PCI_VC_CAP1_LOWPRI_EXT_COUNT_M 0x7 1506 #define PCI_VC_CAP1_REFCLK __BITS(9, 8) 1507 #define PCI_VC_CAP1_REFCLK_S 8 1508 #define PCI_VC_CAP1_REFCLK_M 0x3 1509 #define PCI_VC_CAP1_REFCLK_100NS 0x0 1510 #define PCI_VC_CAP1_PORT_ARB_TABLE_SIZE __BITS(11, 10) 1511 #define PCI_VC_CAP1_PORT_ARB_TABLE_SIZE_S 10 1512 #define PCI_VC_CAP1_PORT_ARB_TABLE_SIZE_M 0x3 1513 #define PCI_VC_CAP2 0x08 /* Port VC Capability Register 2 */ 1514 #define PCI_VC_CAP2_ARB_CAP_HW_FIXED_SCHEME __BIT(0) 1515 #define PCI_VC_CAP2_ARB_CAP_WRR_32 __BIT(1) 1516 #define PCI_VC_CAP2_ARB_CAP_WRR_64 __BIT(2) 1517 #define PCI_VC_CAP2_ARB_CAP_WRR_128 __BIT(3) 1518 #define PCI_VC_CAP2_ARB_TABLE_OFFSET __BITS(31, 24) 1519 #define PCI_VC_CAP2_ARB_TABLE_OFFSET_S 24 1520 #define PCI_VC_CAP2_ARB_TABLE_OFFSET_M 0xff 1521 #define PCI_VC_CONTROL 0x0c /* Port VC Control Register (16bit) */ 1522 #define PCI_VC_CONTROL_LOAD_VC_ARB_TABLE __BIT(0) 1523 #define PCI_VC_CONTROL_VC_ARB_SELECT __BITS(3, 1) 1524 #define PCI_VC_CONTROL_VC_ARB_SELECT_S 1 1525 #define PCI_VC_CONTROL_VC_ARB_SELECT_M 0x7 1526 #define PCI_VC_STATUS 0x0e /* Port VC Status Register (16bit) */ 1527 #define PCI_VC_STATUS_LOAD_VC_ARB_TABLE __BIT(0) 1528 #define PCI_VC_RESOURCE_CAP(n) (0x10 + ((n) * 0x0c)) /* VC Resource Capability Register */ 1529 #define PCI_VC_RESOURCE_CAP_PORT_ARB_CAP_HW_FIXED_SCHEME __BIT(0) 1530 #define PCI_VC_RESOURCE_CAP_PORT_ARB_CAP_WRR_32 __BIT(1) 1531 #define PCI_VC_RESOURCE_CAP_PORT_ARB_CAP_WRR_64 __BIT(2) 1532 #define PCI_VC_RESOURCE_CAP_PORT_ARB_CAP_WRR_128 __BIT(3) 1533 #define PCI_VC_RESOURCE_CAP_PORT_ARB_CAP_TWRR_128 __BIT(4) 1534 #define PCI_VC_RESOURCE_CAP_PORT_ARB_CAP_WRR_256 __BIT(5) 1535 #define PCI_VC_RESOURCE_CAP_ADV_PKT_SWITCH __BIT(14) 1536 #define PCI_VC_RESOURCE_CAP_REJCT_SNOOP_TRANS __BIT(15) 1537 #define PCI_VC_RESOURCE_CAP_MAX_TIME_SLOTS __BITS(22, 16) 1538 #define PCI_VC_RESOURCE_CAP_MAX_TIME_SLOTS_S 16 1539 #define PCI_VC_RESOURCE_CAP_MAX_TIME_SLOTS_M 0x7f 1540 #define PCI_VC_RESOURCE_CAP_PORT_ARB_TABLE_OFFSET __BITS(31, 24) 1541 #define PCI_VC_RESOURCE_CAP_PORT_ARB_TABLE_OFFSET_S 24 1542 #define PCI_VC_RESOURCE_CAP_PORT_ARB_TABLE_OFFSET_M 0xff 1543 #define PCI_VC_RESOURCE_CTL(n) (0x14 + ((n) * 0x0c)) /* VC Resource Control Register */ 1544 #define PCI_VC_RESOURCE_CTL_TCVC_MAP __BITS(7, 0) 1545 #define PCI_VC_RESOURCE_CTL_TCVC_MAP_S 0 1546 #define PCI_VC_RESOURCE_CTL_TCVC_MAP_M 0xff 1547 #define PCI_VC_RESOURCE_CTL_LOAD_PORT_ARB_TABLE __BIT(16) 1548 #define PCI_VC_RESOURCE_CTL_PORT_ARB_SELECT __BITS(19, 17) 1549 #define PCI_VC_RESOURCE_CTL_PORT_ARB_SELECT_S 17 1550 #define PCI_VC_RESOURCE_CTL_PORT_ARB_SELECT_M 0x7 1551 #define PCI_VC_RESOURCE_CTL_VC_ID __BITS(26, 24) 1552 #define PCI_VC_RESOURCE_CTL_VC_ID_S 24 1553 #define PCI_VC_RESOURCE_CTL_VC_ID_M 0x7 1554 #define PCI_VC_RESOURCE_CTL_VC_ENABLE __BIT(31) 1555 #define PCI_VC_RESOURCE_STA(n) (0x18 + ((n) * 0x0c)) /* VC Resource Status Register */ 1556 #define PCI_VC_RESOURCE_STA_PORT_ARB_TABLE __BIT(0) 1557 #define PCI_VC_RESOURCE_STA_VC_NEG_PENDING __BIT(1) 1558 1559 /* 1560 * Extended capability ID: 0x0003 1561 * Serial Number 1562 */ 1563 #define PCI_SERIAL_LOW 0x04 1564 #define PCI_SERIAL_HIGH 0x08 1565 1566 /* 1567 * Extended capability ID: 0x0004 1568 * Power Budgeting 1569 */ 1570 #define PCI_PWRBDGT_DSEL 0x04 /* Data Select */ 1571 #define PCI_PWRBDGT_DATA 0x08 /* Data */ 1572 #define PCI_PWRBDGT_DATA_BASEPWR __BITS(7, 0) /* Base Power */ 1573 #define PCI_PWRBDGT_DATA_SCALE __BITS(9, 8) /* Data Scale */ 1574 #define PCI_PWRBDGT_PM_SUBSTAT __BITS(12, 10) /* PM Sub State */ 1575 #define PCI_PWRBDGT_PM_STAT __BITS(14, 13) /* PM State */ 1576 #define PCI_PWRBDGT_TYPE __BITS(17, 15) /* Type */ 1577 #define PCI_PWRBDGT_PWRRAIL __BITS(20, 18) /* Power Rail */ 1578 #define PCI_PWRBDGT_CAP 0x0c /* Capability */ 1579 #define PCI_PWRBDGT_CAP_SYSALLOC __BIT(0) /* System Allocated */ 1580 1581 /* 1582 * Extended capability ID: 0x0005 1583 * Root Complex Link Declaration 1584 */ 1585 #define PCI_RCLINK_DCL_ESDESC 0x04 /* Element Self Description */ 1586 #define PCI_RCLINK_DCL_ESDESC_ELMTYPE __BITS(3, 0) /* Element Type */ 1587 #define PCI_RCLINK_DCL_ESDESC_NUMLINKENT __BITS(15, 8) /* Num of Link Entries*/ 1588 #define PCI_RCLINK_DCL_ESDESC_COMPID __BITS(23, 16) /* Component ID */ 1589 #define PCI_RCLINK_DCL_ESDESC_PORTNUM __BITS(31, 24) /* Port Number */ 1590 #define PCI_RCLINK_DCL_LINKENTS 0x10 /* Link Entries */ 1591 #define PCI_RCLINK_DCL_LINKDESC(x) /* Link Description */ \ 1592 (PCI_RCLINK_DCL_LINKENTS + ((x) * 16)) 1593 #define PCI_RCLINK_DCL_LINKDESC_LVALID __BIT(0) /* Link Valid */ 1594 #define PCI_RCLINK_DCL_LINKDESC_LTYPE __BIT(1) /* Link Type */ 1595 #define PCI_RCLINK_DCL_LINKDESC_ARCRBH __BIT(2) /* Associate RCRB Header */ 1596 #define PCI_RCLINK_DCL_LINKDESC_TCOMPID __BITS(23, 16) /* Target Component ID*/ 1597 #define PCI_RCLINK_DCL_LINKDESC_TPNUM __BITS(31, 24) /* Target Port Number */ 1598 #define PCI_RCLINK_DCL_LINKADDR_LT0_LO(x) /* LT0: Link Address Low */ \ 1599 (PCI_RCLINK_DCL_LINKENTS + ((x) * 16) + 0x08) 1600 #define PCI_RCLINK_DCL_LINKADDR_LT0_HI(x) /* LT0: Link Address High */ \ 1601 (PCI_RCLINK_DCL_LINKENTS + ((x) * 16) + 0x0c) 1602 #define PCI_RCLINK_DCL_LINKADDR_LT1_LO(x) /* LT1: Config Space (low) */ \ 1603 (PCI_RCLINK_DCL_LINKENTS + ((x) * 16) + 0x08) 1604 #define PCI_RCLINK_DCL_LINKADDR_LT1_N __BITS(2, 0) /* N */ 1605 #define PCI_RCLINK_DCL_LINKADDR_LT1_FUNC __BITS(14, 12) /* Function Number */ 1606 #define PCI_RCLINK_DCL_LINKADDR_LT1_DEV __BITS(19, 15) /* Device Number */ 1607 #define PCI_RCLINK_DCL_LINKADDR_LT1_BUS(N) __BITS(19 + (N), 20) /* Bus Number*/ 1608 #define PCI_RCLINK_DCL_LINKADDR_LT1_BAL(N) __BITS(31, 20 + (N)) /* BAddr(L) */ 1609 #define PCI_RCLINK_DCL_LINKADDR_LT1_HI(x) /* LT1: Config Space Base Addr(H) */\ 1610 (PCI_RCLINK_DCL_LINKENTS + ((x) * 16) + 0x0c) 1611 1612 /* 1613 * Extended capability ID: 0x0006 1614 * Root Complex Internal Link Control 1615 */ 1616 1617 /* 1618 * Extended capability ID: 0x0007 1619 * Root Complex Event Collector Association 1620 */ 1621 #define PCI_RCEC_ASSOC_ASSOCBITMAP 0x04 1622 1623 /* 1624 * Extended capability ID: 0x0008 1625 * Multi-Function Virtual Channel 1626 */ 1627 1628 /* 1629 * Extended capability ID: 0x0009 1630 * Virtual Channel if MFVC Ext Cap set 1631 */ 1632 1633 /* 1634 * Extended capability ID: 0x000a 1635 * RCRB Header 1636 */ 1637 1638 /* 1639 * Extended capability ID: 0x000b 1640 * Vendor Unique 1641 */ 1642 1643 /* 1644 * Extended capability ID: 0x000c 1645 * Configuration Access Correction 1646 */ 1647 1648 /* 1649 * Extended capability ID: 0x000d 1650 * Access Control Services 1651 */ 1652 #define PCI_ACS_CAP 0x04 /* Capability Register */ 1653 #define PCI_ACS_CAP_V __BIT(0) /* Source Validation */ 1654 #define PCI_ACS_CAP_B __BIT(1) /* Transaction Blocking */ 1655 #define PCI_ACS_CAP_R __BIT(2) /* P2P Request Redirect */ 1656 #define PCI_ACS_CAP_C __BIT(3) /* P2P Completion Redirect */ 1657 #define PCI_ACS_CAP_U __BIT(4) /* Upstream Forwarding */ 1658 #define PCI_ACS_CAP_E __BIT(5) /* Egress Control */ 1659 #define PCI_ACS_CAP_T __BIT(6) /* Direct Translated P2P */ 1660 #define PCI_ACS_CAP_ECVSIZE __BITS(15, 8) /* Egress Control Vector Size */ 1661 #define PCI_ACS_CTL 0x04 /* Control Register */ 1662 #define PCI_ACS_CTL_V __BIT(0 + 16) /* Source Validation Enable */ 1663 #define PCI_ACS_CTL_B __BIT(1 + 16) /* Transaction Blocking Enable */ 1664 #define PCI_ACS_CTL_R __BIT(2 + 16) /* P2P Request Redirect Enable */ 1665 #define PCI_ACS_CTL_C __BIT(3 + 16) /* P2P Completion Redirect Enable */ 1666 #define PCI_ACS_CTL_U __BIT(4 + 16) /* Upstream Forwarding Enable */ 1667 #define PCI_ACS_CTL_E __BIT(5 + 16) /* Egress Control Enable */ 1668 #define PCI_ACS_CTL_T __BIT(6 + 16) /* Direct Translated P2P Enable */ 1669 #define PCI_ACS_ECV 0x08 /* Egress Control Vector */ 1670 1671 /* 1672 * Extended capability ID: 0x000e 1673 * ARI 1674 */ 1675 #define PCI_ARI_CAP 0x04 /* Capability Register */ 1676 #define PCI_ARI_CAP_M __BIT(0) /* MFVC Function Groups Cap. */ 1677 #define PCI_ARI_CAP_A __BIT(1) /* ACS Function Groups Cap. */ 1678 #define PCI_ARI_CAP_NXTFN __BITS(15, 8) /* Next Function Number */ 1679 #define PCI_ARI_CTL 0x04 /* Control Register */ 1680 #define PCI_ARI_CTL_M __BIT(16) /* MFVC Function Groups Ena. */ 1681 #define PCI_ARI_CTL_A __BIT(17) /* ACS Function Groups Ena. */ 1682 #define PCI_ARI_CTL_FUNCGRP __BITS(22, 20) /* Function Group */ 1683 1684 /* 1685 * Extended capability ID: 0x000f 1686 * Address Translation Services 1687 */ 1688 #define PCI_ATS_CAP 0x04 /* Capability Register */ 1689 #define PCI_ATS_CAP_INVQDEPTH __BITS(4, 0) /* Invalidate Queue Depth */ 1690 #define PCI_ATS_CAP_PALIGNREQ __BIT(5) /* Page Aligned Request */ 1691 #define PCI_ATS_CAP_GLOBALINVL __BIT(6) /* Global Invalidate Support */ 1692 #define PCI_ATS_CTL 0x04 /* Control Register */ 1693 #define PCI_ATS_CTL_STU __BITS(20, 16) /* Smallest Translation Unit */ 1694 #define PCI_ATS_CTL_EN __BIT(31) /* Enable */ 1695 1696 /* 1697 * Extended capability ID: 0x0010 1698 * SR-IOV 1699 */ 1700 #define PCI_SRIOV_CAP 0x04 /* SR-IOV Capabilities */ 1701 #define PCI_SRIOV_CAP_VF_MIGRATION __BIT(0) 1702 #define PCI_SRIOV_CAP_ARI_CAP_HIER_PRESERVED __BIT(1) 1703 #define PCI_SRIOV_CAP_VF_MIGRATION_INTMSG_N __BITS(31, 21) 1704 #define PCI_SRIOV_CAP_VF_MIGRATION_INTMSG_N_S 21 1705 #define PCI_SRIOV_CAP_VF_MIGRATION_INTMSG_N_M 0x7ff 1706 #define PCI_SRIOV_CTL 0x08 /* SR-IOV Control (16bit) */ 1707 #define PCI_SRIOV_CTL_VF_ENABLE __BIT(0) 1708 #define PCI_SRIOV_CTL_VF_MIGRATION_SUPPORT __BIT(1) 1709 #define PCI_SRIOV_CTL_VF_MIGRATION_INT_ENABLE __BIT(2) 1710 #define PCI_SRIOV_CTL_VF_MSE __BIT(3) 1711 #define PCI_SRIOV_CTL_ARI_CAP_HIER __BIT(4) 1712 #define PCI_SRIOV_STA 0x0a /* SR-IOV Status (16bit) */ 1713 #define PCI_SRIOV_STA_VF_MIGRATION __BIT(0) 1714 #define PCI_SRIOV_INITIAL_VFS 0x0c /* InitialVFs (16bit) */ 1715 #define PCI_SRIOV_TOTAL_VFS 0x0e /* TotalVFs (16bit) */ 1716 #define PCI_SRIOV_NUM_VFS 0x10 /* NumVFs (16bit) */ 1717 #define PCI_SRIOV_FUNC_DEP_LINK 0x12 /* Function Dependency Link (16bit) */ 1718 #define PCI_SRIOV_VF_OFF 0x14 /* First VF Offset (16bit) */ 1719 #define PCI_SRIOV_VF_STRIDE 0x16 /* VF Stride (16bit) */ 1720 #define PCI_SRIOV_VF_DID 0x1a /* VF Device ID (16bit) */ 1721 #define PCI_SRIOV_PAGE_CAP 0x1c /* Supported Page Sizes */ 1722 #define PCI_SRIOV_PAGE_SIZE 0x20 /* System Page Size */ 1723 #define PCI_SRIOV_BASE_PAGE_SHIFT 12 1724 #define PCI_SRIOV_BARS 0x24 /* VF BAR0-5 */ 1725 #define PCI_SRIOV_BAR(x) (PCI_SRIOV_BARS + ((x) * 4)) 1726 #define PCI_SRIOV_VF_MIG_STA_AR 0x3c /* VF Migration State Array Offset */ 1727 #define PCI_SRIOV_VF_MIG_STA_OFFSET __BITS(31, 3) 1728 #define PCI_SRIOV_VF_MIG_STA_OFFSET_S 3 1729 #define PCI_SRIOV_VF_MIG_STA_OFFSET_M 0x1fffffff 1730 #define PCI_SRIOV_VF_MIG_STA_BIR __BITS(2, 0) 1731 #define PCI_SRIOV_VF_MIG_STA_BIR_S 0 1732 #define PCI_SRIOV_VF_MIG_STA_BIR_M 0x7 1733 1734 /* 1735 * Extended capability ID: 0x0011 1736 * Multiple Root IO Virtualization 1737 */ 1738 1739 /* 1740 * Extended capability ID: 0x0012 1741 * Multicast 1742 */ 1743 #define PCI_MCAST_CAP 0x04 /* Capability Register */ 1744 #define PCI_MCAST_CAP_MAXGRP __BITS(5, 0) /* Max Group */ 1745 #define PCI_MCAST_CAP_WINSIZEREQ __BITS(13, 8) /* Window Size Requested */ 1746 #define PCI_MCAST_CAP_ECRCREGEN __BIT(15) /* ECRC Regen. Supported */ 1747 #define PCI_MCAST_CTL 0x04 /* Control Register */ 1748 #define PCI_MCAST_CTL_NUMGRP __BITS(5+16, 16) /* Num Group */ 1749 #define PCI_MCAST_CTL_ENA __BIT(15+16) /* Enable */ 1750 #define PCI_MCAST_BARL 0x08 /* Base Address Register (low) */ 1751 #define PCI_MCAST_BARL_INDPOS __BITS(5, 0) /* Index Position */ 1752 #define PCI_MCAST_BARL_ADDR __BITS(31, 12) /* Base Address Register(low)*/ 1753 #define PCI_MCAST_BARH 0x0c /* Base Address Register (high) */ 1754 #define PCI_MCAST_RECVL 0x10 /* Receive Register (low) */ 1755 #define PCI_MCAST_RECVH 0x14 /* Receive Register (high) */ 1756 #define PCI_MCAST_BLOCKALLL 0x18 /* Block All Register (low) */ 1757 #define PCI_MCAST_BLOCKALLH 0x1c /* Block All Register (high) */ 1758 #define PCI_MCAST_BLOCKUNTRNSL 0x20 /* Block Untranslated Register (low) */ 1759 #define PCI_MCAST_BLOCKUNTRNSH 0x24 /* Block Untranslated Register (high) */ 1760 #define PCI_MCAST_OVERLAYL 0x28 /* Overlay BAR (low) */ 1761 #define PCI_MCAST_OVERLAYL_SIZE __BITS(5, 0) /* Overlay Size */ 1762 #define PCI_MCAST_OVERLAYL_ADDR __BITS(31, 6) /* Overlay BAR (low) */ 1763 #define PCI_MCAST_OVERLAYH 0x2c /* Overlay BAR (high) */ 1764 1765 /* 1766 * Extended capability ID: 0x0013 1767 * Page Request 1768 */ 1769 #define PCI_PAGE_REQ_CTL 0x04 /* Control Register */ 1770 #define PCI_PAGE_REQ_CTL_E __BIT(0) /* Enalbe */ 1771 #define PCI_PAGE_REQ_CTL_R __BIT(1) /* Reset */ 1772 #define PCI_PAGE_REQ_STA 0x04 /* Status Register */ 1773 #define PCI_PAGE_REQ_STA_RF __BIT(0+16) /* Response Failure */ 1774 #define PCI_PAGE_REQ_STA_UPRGI __BIT(1+16) /* Unexpected Page Req Grp Idx */ 1775 #define PCI_PAGE_REQ_STA_S __BIT(8+16) /* Stopped */ 1776 #define PCI_PAGE_REQ_STA_PASIDR __BIT(15+16) /* PRG Response PASID Required */ 1777 #define PCI_PAGE_REQ_OUTSTCAPA 0x08 /* Outstanding Page Request Capacity */ 1778 #define PCI_PAGE_REQ_OUTSTALLOC 0x0c /* Outstanding Page Request Allocation */ 1779 1780 /* 1781 * Extended capability ID: 0x0014 1782 * (Reserved for AMD) 1783 */ 1784 1785 /* 1786 * Extended capability ID: 0x0015 1787 * Resizable BAR 1788 */ 1789 #define PCI_RESIZBAR_CAP0 0x04 /* Capability Register(0) */ 1790 #define PCI_RESIZBAR_CAP(x) (PCI_RESIZBAR_CAP0 + ((x) * 8)) 1791 #define PCI_RESIZBAR_CAP_SIZEMASK __BITS(23, 4) /* BAR size bitmask */ 1792 #define PCI_RESIZBAR_CTL0 0x08 /* Control Register(0) */ 1793 #define PCI_RESIZBAR_CTL(x) (PCI_RESIZBAR_CTL0 + ((x) * 8)) 1794 #define PCI_RESIZBAR_CTL_BARIDX __BITS(2, 0) 1795 #define PCI_RESIZBAR_CTL_NUMBAR __BITS(7, 5) 1796 #define PCI_RESIZBAR_CTL_BARSIZ __BITS(12, 8) 1797 1798 /* 1799 * Extended capability ID: 0x0016 1800 * Dynamic Power Allocation 1801 */ 1802 #define PCI_DPA_CAP 0x04 /* Capability */ 1803 #define PCI_DPA_CAP_SUBSTMAX __BITS(4, 0) /* Substate Max */ 1804 #define PCI_DPA_CAP_TLUINT __BITS(9, 8) /* Transition Latency Unit */ 1805 #define PCI_DPA_CAP_PAS __BITS(13, 12) /* Power Allocation Scale */ 1806 #define PCI_DPA_CAP_XLCY0 __BITS(23, 16) /* Transition Latency Value0 */ 1807 #define PCI_DPA_CAP_XLCY1 __BITS(31, 24) /* Transition Latency Value1 */ 1808 #define PCI_DPA_LATIND 0x08 /* Latency Indicator */ 1809 #define PCI_DPA_CS 0x0c /* Control and Status */ 1810 #define PCI_DPA_CS_SUBSTSTAT __BITS(4, 0) /* Substate Status */ 1811 #define PCI_DPA_CS_SUBSTCTLEN __BIT(8) /* Substate Control Enabled */ 1812 #define PCI_DPA_CS_SUBSTCTL __BITS(20, 16) /* Substate Control */ 1813 #define PCI_DPA_PWRALLOC 0x10 /* Start address of Power Allocation Array */ 1814 #define PCI_DPA_SUBST_MAXNUM 32 /* Max number of Substates (0 to 31) */ 1815 1816 /* 1817 * Extended capability ID: 0x0017 1818 * TPH Requester 1819 */ 1820 #define PCI_TPH_REQ_CAP 0x04 /* TPH Requester Capability */ 1821 #define PCI_TPH_REQ_CAP_NOST __BIT(0) /* No ST Mode Supported */ 1822 #define PCI_TPH_REQ_CAP_INTVEC __BIT(1) /* Intr Vec Mode Supported */ 1823 #define PCI_TPH_REQ_CAP_DEVSPEC __BIT(2) /* Device Specific Mode Supported */ 1824 #define PCI_TPH_REQ_CAP_XTPHREQ __BIT(8) /* Extend TPH Reqester Supported */ 1825 #define PCI_TPH_REQ_CAP_STTBLLOC __BITS(10, 9) /* ST Table Location */ 1826 #define PCI_TPH_REQ_CAP_STTBLSIZ __BITS(26, 16) /* ST Table Size */ 1827 #define PCI_TPH_REQ_CTL 0x08 /* TPH Requester Control */ 1828 #define PCI_TPH_REQ_CTL_STSEL _BITS(2, 0) /* ST Mode Select */ 1829 #define PCI_TPH_REQ_CTL_TPHREQEN _BITS(9, 8) /* TPH Requester Enable */ 1830 #define PCI_TPH_REQ_STTBL 0x0c /* TPH ST Table */ 1831 1832 /* 1833 * Extended capability ID: 0x0018 1834 * Latency Tolerance Reporting 1835 */ 1836 #define PCI_LTR_MAXSNOOPLAT 0x04 /* Max Snoop Latency */ 1837 #define PCI_LTR_MAXSNOOPLAT_VAL __BITS(9, 0) /* Max Snoop LatencyValue */ 1838 #define PCI_LTR_MAXSNOOPLAT_SCALE __BITS(12, 10) /* Max Snoop LatencyScale */ 1839 #define PCI_LTR_MAXNOSNOOPLAT 0x04 /* Max No-Snoop Latency */ 1840 #define PCI_LTR_MAXNOSNOOPLAT_VAL __BITS(25, 16) /* Max No-Snoop LatencyValue*/ 1841 #define PCI_LTR_MAXNOSNOOPLAT_SCALE __BITS(28, 26) /*Max NoSnoop LatencyScale*/ 1842 #define PCI_LTR_SCALETONS(x) ((32 << (x)) / 32) 1843 1844 /* 1845 * Extended capability ID: 0x0019 1846 * Seconday PCI Express Extended Capability 1847 */ 1848 #define PCI_SECPCIE_LCTL3 0x04 /* Link Control 3 */ 1849 #define PCI_SECPCIE_LCTL3_PERFEQ __BIT(0) /* Perform Equalization */ 1850 #define PCI_SECPCIE_LCTL3_LINKEQREQ_IE __BIT(1) /* Link Eq. Req. Int. Ena. */ 1851 #define PCI_SECPCIE_LCTL3_ELSKPOSGENV __BITS(15, 9) /* En. Lo. SKP OS Gen V*/ 1852 #define PCI_SECPCIE_LANEERR_STA 0x08 /* Lane Error Status */ 1853 #define PCI_SECPCIE_EQCTLS 0x0c /* Equalization Control [0-maxlane] */ 1854 #define PCI_SECPCIE_EQCTL(x) (PCI_SECPCIE_EQCTLS + ((x) * 2)) 1855 #define PCI_SECPCIE_EQCTL_DP_XMIT_PRESET __BITS(3, 0) /* DwnStPort Xmit Pres */ 1856 #define PCI_SECPCIE_EQCTL_DP_RCV_HINT __BITS(6, 4) /* DwnStPort Rcv PreHnt */ 1857 #define PCI_SECPCIE_EQCTL_UP_XMIT_PRESET __BITS(11, 8) /* UpStPort Xmit Pres */ 1858 #define PCI_SECPCIE_EQCTL_UP_RCV_HINT __BITS(14, 12) /* UpStPort Rcv PreHnt*/ 1859 1860 /* 1861 * Extended capability ID: 0x001a 1862 * Protocol Multiplexing 1863 */ 1864 1865 /* 1866 * Extended capability ID: 0x001b 1867 * Process Address Space ID 1868 */ 1869 #define PCI_PASID_CAP 0x04 /* Capability Register */ 1870 #define PCI_PASID_CAP_XPERM __BIT(1) /* Execute Permission Supported */ 1871 #define PCI_PASID_CAP_PRIVMODE __BIT(2) /* Privileged Mode Supported */ 1872 #define PCI_PASID_CAP_MAXPASIDW __BITS(12, 8) /* Max PASID Width */ 1873 #define PCI_PASID_CTL 0x04 /* Control Register */ 1874 #define PCI_PASID_CTL_PASID_EN __BIT(0) /* PASID Enable */ 1875 #define PCI_PASID_CTL_XPERM_EN __BIT(1) /* Execute Permission Enable */ 1876 #define PCI_PASID_CTL_PRIVMODE_EN __BIT(2) /* Privileged Mode Enable */ 1877 1878 /* 1879 * Extended capability ID: 0x001c 1880 * LN Requester 1881 */ 1882 #define PCI_LNR_CAP 0x04 /* Capability Register */ 1883 #define PCI_LNR_CAP_64 __BIT(0) /* LNR-64 Supported */ 1884 #define PCI_LNR_CAP_128 __BIT(1) /* LNR-128 Supported */ 1885 #define PCI_LNR_CAP_REGISTMAX __BITS(12, 8) /* LNR Registration MAX */ 1886 #define PCI_LNR_CTL 0x04 /* Control Register */ 1887 #define PCI_LNR_CTL_EN __BIT(0+16) /* LNR Enable */ 1888 #define PCI_LNR_CTL_CLS __BIT(1+16) /* LNR CLS */ 1889 #define PCI_LNR_CTL_REGISTLIM __BITS(28, 24) /* LNR Registration Limit */ 1890 1891 /* 1892 * Extended capability ID: 0x001d 1893 * Downstream Port Containment 1894 */ 1895 1896 /* 1897 * Extended capability ID: 0x001e 1898 * L1 PM Substates 1899 */ 1900 #define PCI_L1PM_CAP 0x04 /* Capabilities Register */ 1901 #define PCI_L1PM_CAP_PCIPM12 __BIT(0) /* PCI-PM L1.2 Supported */ 1902 #define PCI_L1PM_CAP_PCIPM11 __BIT(1) /* PCI-PM L1.1 Supported */ 1903 #define PCI_L1PM_CAP_ASPM12 __BIT(2) /* ASPM L1.2 Supported */ 1904 #define PCI_L1PM_CAP_ASPM11 __BIT(3) /* ASPM L1.1 Supported */ 1905 #define PCI_L1PM_CAP_L1PM __BIT(4) /* L1 PM Substates Supported */ 1906 #define PCI_L1PM_CAP_PCMRT __BITS(15, 8) /*Port Common Mode Restore Time*/ 1907 #define PCI_L1PM_CAP_PTPOSCALE __BITS(17, 16) /* Port T_POWER_ON Scale */ 1908 #define PCI_L1PM_CAP_PTPOVAL __BITS(23, 19) /* Port T_POWER_ON Value */ 1909 #define PCI_L1PM_CTL1 0x08 /* Control Register 1 */ 1910 #define PCI_L1PM_CTL1_PCIPM12_EN __BIT(0) /* PCI-PM L1.2 Enable */ 1911 #define PCI_L1PM_CTL1_PCIPM11_EN __BIT(1) /* PCI-PM L1.1 Enable */ 1912 #define PCI_L1PM_CTL1_ASPM12_EN __BIT(2) /* ASPM L1.2 Enable */ 1913 #define PCI_L1PM_CTL1_ASPM11_EN __BIT(3) /* ASPM L1.1 Enable */ 1914 #define PCI_L1PM_CTL1_CMRT __BITS(15, 8) /* Common Mode Restore Time */ 1915 #define PCI_L1PM_CTL1_LTRTHVAL __BITS(25, 16) /* LTR L1.2 THRESHOLD Value */ 1916 #define PCI_L1PM_CTL1_LTRTHSCALE __BITS(31, 29) /* LTR L1.2 THRESHOLD Scale */ 1917 #define PCI_L1PM_CTL2 0x0c /* Control Register 2 */ 1918 #define PCI_L1PM_CTL2_TPOSCALE __BITS(1, 0) /* T_POWER_ON Scale */ 1919 #define PCI_L1PM_CTL2_TPOVAL __BITS(7, 3) /* T_POWER_ON Value */ 1920 1921 /* 1922 * Extended capability ID: 0x001f 1923 * Precision Time Management 1924 */ 1925 #define PCI_PTM_CAP 0x04 /* Capabilities Register */ 1926 #define PCI_PTM_CAP_REQ __BIT(0) /* PTM Requester Capable */ 1927 #define PCI_PTM_CAP_RESP __BIT(1) /* PTM Responder Capable */ 1928 #define PCI_PTM_CAP_ROOT __BIT(2) /* PTM Root Capable */ 1929 #define PCI_PTM_CAP_LCLCLKGRNL __BITS(15, 8) /* Local Clock Granularity */ 1930 #define PCI_PTM_CTL 0x08 /* Control Register */ 1931 #define PCI_PTM_CTL_EN __BIT(0) /* PTM Enable */ 1932 #define PCI_PTM_CTL_ROOTSEL __BIT(1) /* Root Select */ 1933 #define PCI_PTM_CTL_EFCTGRNL __BITS(15, 8) /* Effective Granularity */ 1934 1935 /* 1936 * Extended capability ID: 0x0020 1937 * M-PCIe 1938 */ 1939 1940 /* 1941 * Extended capability ID: 0x0021 1942 * Function Reading Status Queueing 1943 */ 1944 1945 /* 1946 * Extended capability ID: 0x0022 1947 * Readiness Time Reporting 1948 */ 1949 1950 /* 1951 * Extended capability ID: 0x0023 1952 * Designated Vendor-Specific 1953 */ 1954 1955 /* 1956 * Extended capability ID: 0x0024 1957 * VF Resizable BAR 1958 */ 1959 1960 #endif /* _DEV_PCI_PCIREG_H_ */ 1961