2 Support for PCI 2.2 standard.
4 This file includes the definitions in the following specifications,
5 PCI Local Bus Specification, 2.2
6 PCI-to-PCI Bridge Architecture Specification, Revision 1.2
11 Copyright (c) 2006 - 2012, Intel Corporation. All rights reserved.<BR>
12 Copyright (c) 2014, Hewlett-Packard Development Company, L.P.<BR>
13 This program and the accompanying materials
14 are licensed and made available under the terms and conditions of the BSD License
15 which accompanies this distribution. The full text of the license may be found at
16 http://opensource.org/licenses/bsd-license.php
18 THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
19 WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
26 FILE_LICENCE ( BSD3 );
28 #define PCI_MAX_BUS 255
29 #define PCI_MAX_DEVICE 31
30 #define PCI_MAX_FUNC 7
35 /// Common header region in PCI Configuration Space
36 /// Section 6.1, PCI Local Bus Specification, 2.2
49 } PCI_DEVICE_INDEPENDENT_REGION;
52 /// PCI Device header region in PCI Configuration Space
53 /// Section 6.1, PCI Local Bus Specification, 2.2
58 UINT16 SubsystemVendorID;
60 UINT32 ExpansionRomBar;
68 } PCI_DEVICE_HEADER_TYPE_REGION;
71 /// PCI Device Configuration Space
72 /// Section 6.1, PCI Local Bus Specification, 2.2
75 PCI_DEVICE_INDEPENDENT_REGION Hdr;
76 PCI_DEVICE_HEADER_TYPE_REGION Device;
80 /// PCI-PCI Bridge header region in PCI Configuration Space
81 /// Section 3.2, PCI-PCI Bridge Architecture, Version 1.2
88 UINT8 SecondaryLatencyTimer;
91 UINT16 SecondaryStatus;
94 UINT16 PrefetchableMemoryBase;
95 UINT16 PrefetchableMemoryLimit;
96 UINT32 PrefetchableBaseUpper32;
97 UINT32 PrefetchableLimitUpper32;
99 UINT16 IoLimitUpper16;
102 UINT32 ExpansionRomBAR;
105 UINT16 BridgeControl;
106 } PCI_BRIDGE_CONTROL_REGISTER;
109 /// PCI-to-PCI Bridge Configuration Space
110 /// Section 3.2, PCI-PCI Bridge Architecture, Version 1.2
113 PCI_DEVICE_INDEPENDENT_REGION Hdr;
114 PCI_BRIDGE_CONTROL_REGISTER Bridge;
123 /// CardBus Conroller Configuration Space,
124 /// Section 4.5.1, PC Card Standard. 8.0
127 UINT32 CardBusSocketReg; ///< Cardus Socket/ExCA Base
130 UINT16 SecondaryStatus; ///< Secondary Status
131 UINT8 PciBusNumber; ///< PCI Bus Number
132 UINT8 CardBusBusNumber; ///< CardBus Bus Number
133 UINT8 SubordinateBusNumber; ///< Subordinate Bus Number
134 UINT8 CardBusLatencyTimer; ///< CardBus Latency Timer
135 UINT32 MemoryBase0; ///< Memory Base Register 0
136 UINT32 MemoryLimit0; ///< Memory Limit Register 0
140 UINT32 IoLimit0; ///< I/O Base Register 0
141 UINT32 IoBase1; ///< I/O Limit Register 0
143 UINT8 InterruptLine; ///< Interrupt Line
144 UINT8 InterruptPin; ///< Interrupt Pin
145 UINT16 BridgeControl; ///< Bridge Control
146 } PCI_CARDBUS_CONTROL_REGISTER;
149 // Definitions of PCI class bytes and manipulation macros.
151 #define PCI_CLASS_OLD 0x00
152 #define PCI_CLASS_OLD_OTHER 0x00
153 #define PCI_CLASS_OLD_VGA 0x01
155 #define PCI_CLASS_MASS_STORAGE 0x01
156 #define PCI_CLASS_MASS_STORAGE_SCSI 0x00
157 #define PCI_CLASS_MASS_STORAGE_IDE 0x01
158 #define PCI_CLASS_MASS_STORAGE_FLOPPY 0x02
159 #define PCI_CLASS_MASS_STORAGE_IPI 0x03
160 #define PCI_CLASS_MASS_STORAGE_RAID 0x04
161 #define PCI_CLASS_MASS_STORAGE_OTHER 0x80
163 #define PCI_CLASS_NETWORK 0x02
164 #define PCI_CLASS_NETWORK_ETHERNET 0x00
165 #define PCI_CLASS_NETWORK_TOKENRING 0x01
166 #define PCI_CLASS_NETWORK_FDDI 0x02
167 #define PCI_CLASS_NETWORK_ATM 0x03
168 #define PCI_CLASS_NETWORK_ISDN 0x04
169 #define PCI_CLASS_NETWORK_OTHER 0x80
171 #define PCI_CLASS_DISPLAY 0x03
172 #define PCI_CLASS_DISPLAY_VGA 0x00
173 #define PCI_IF_VGA_VGA 0x00
174 #define PCI_IF_VGA_8514 0x01
175 #define PCI_CLASS_DISPLAY_XGA 0x01
176 #define PCI_CLASS_DISPLAY_3D 0x02
177 #define PCI_CLASS_DISPLAY_OTHER 0x80
179 #define PCI_CLASS_MEDIA 0x04
180 #define PCI_CLASS_MEDIA_VIDEO 0x00
181 #define PCI_CLASS_MEDIA_AUDIO 0x01
182 #define PCI_CLASS_MEDIA_TELEPHONE 0x02
183 #define PCI_CLASS_MEDIA_OTHER 0x80
185 #define PCI_CLASS_MEMORY_CONTROLLER 0x05
186 #define PCI_CLASS_MEMORY_RAM 0x00
187 #define PCI_CLASS_MEMORY_FLASH 0x01
188 #define PCI_CLASS_MEMORY_OTHER 0x80
190 #define PCI_CLASS_BRIDGE 0x06
191 #define PCI_CLASS_BRIDGE_HOST 0x00
192 #define PCI_CLASS_BRIDGE_ISA 0x01
193 #define PCI_CLASS_BRIDGE_EISA 0x02
194 #define PCI_CLASS_BRIDGE_MCA 0x03
195 #define PCI_CLASS_BRIDGE_P2P 0x04
196 #define PCI_IF_BRIDGE_P2P 0x00
197 #define PCI_IF_BRIDGE_P2P_SUBTRACTIVE 0x01
198 #define PCI_CLASS_BRIDGE_PCMCIA 0x05
199 #define PCI_CLASS_BRIDGE_NUBUS 0x06
200 #define PCI_CLASS_BRIDGE_CARDBUS 0x07
201 #define PCI_CLASS_BRIDGE_RACEWAY 0x08
202 #define PCI_CLASS_BRIDGE_OTHER 0x80
203 #define PCI_CLASS_BRIDGE_ISA_PDECODE 0x80
205 #define PCI_CLASS_SCC 0x07 ///< Simple communications controllers
206 #define PCI_SUBCLASS_SERIAL 0x00
207 #define PCI_IF_GENERIC_XT 0x00
208 #define PCI_IF_16450 0x01
209 #define PCI_IF_16550 0x02
210 #define PCI_IF_16650 0x03
211 #define PCI_IF_16750 0x04
212 #define PCI_IF_16850 0x05
213 #define PCI_IF_16950 0x06
214 #define PCI_SUBCLASS_PARALLEL 0x01
215 #define PCI_IF_PARALLEL_PORT 0x00
216 #define PCI_IF_BI_DIR_PARALLEL_PORT 0x01
217 #define PCI_IF_ECP_PARALLEL_PORT 0x02
218 #define PCI_IF_1284_CONTROLLER 0x03
219 #define PCI_IF_1284_DEVICE 0xFE
220 #define PCI_SUBCLASS_MULTIPORT_SERIAL 0x02
221 #define PCI_SUBCLASS_MODEM 0x03
222 #define PCI_IF_GENERIC_MODEM 0x00
223 #define PCI_IF_16450_MODEM 0x01
224 #define PCI_IF_16550_MODEM 0x02
225 #define PCI_IF_16650_MODEM 0x03
226 #define PCI_IF_16750_MODEM 0x04
227 #define PCI_SUBCLASS_SCC_OTHER 0x80
229 #define PCI_CLASS_SYSTEM_PERIPHERAL 0x08
230 #define PCI_SUBCLASS_PIC 0x00
231 #define PCI_IF_8259_PIC 0x00
232 #define PCI_IF_ISA_PIC 0x01
233 #define PCI_IF_EISA_PIC 0x02
234 #define PCI_IF_APIC_CONTROLLER 0x10 ///< I/O APIC interrupt controller , 32 bye none-prefectable memory.
235 #define PCI_IF_APIC_CONTROLLER2 0x20
236 #define PCI_SUBCLASS_DMA 0x01
237 #define PCI_IF_8237_DMA 0x00
238 #define PCI_IF_ISA_DMA 0x01
239 #define PCI_IF_EISA_DMA 0x02
240 #define PCI_SUBCLASS_TIMER 0x02
241 #define PCI_IF_8254_TIMER 0x00
242 #define PCI_IF_ISA_TIMER 0x01
243 #define PCI_IF_EISA_TIMER 0x02
244 #define PCI_SUBCLASS_RTC 0x03
245 #define PCI_IF_GENERIC_RTC 0x00
246 #define PCI_IF_ISA_RTC 0x01
247 #define PCI_SUBCLASS_PNP_CONTROLLER 0x04 ///< HotPlug Controller
248 #define PCI_SUBCLASS_PERIPHERAL_OTHER 0x80
250 #define PCI_CLASS_INPUT_DEVICE 0x09
251 #define PCI_SUBCLASS_KEYBOARD 0x00
252 #define PCI_SUBCLASS_PEN 0x01
253 #define PCI_SUBCLASS_MOUSE_CONTROLLER 0x02
254 #define PCI_SUBCLASS_SCAN_CONTROLLER 0x03
255 #define PCI_SUBCLASS_GAMEPORT 0x04
256 #define PCI_IF_GAMEPORT 0x00
257 #define PCI_IF_GAMEPORT1 0x10
258 #define PCI_SUBCLASS_INPUT_OTHER 0x80
260 #define PCI_CLASS_DOCKING_STATION 0x0A
261 #define PCI_SUBCLASS_DOCKING_GENERIC 0x00
262 #define PCI_SUBCLASS_DOCKING_OTHER 0x80
264 #define PCI_CLASS_PROCESSOR 0x0B
265 #define PCI_SUBCLASS_PROC_386 0x00
266 #define PCI_SUBCLASS_PROC_486 0x01
267 #define PCI_SUBCLASS_PROC_PENTIUM 0x02
268 #define PCI_SUBCLASS_PROC_ALPHA 0x10
269 #define PCI_SUBCLASS_PROC_POWERPC 0x20
270 #define PCI_SUBCLASS_PROC_MIPS 0x30
271 #define PCI_SUBCLASS_PROC_CO_PORC 0x40 ///< Co-Processor
273 #define PCI_CLASS_SERIAL 0x0C
274 #define PCI_CLASS_SERIAL_FIREWIRE 0x00
275 #define PCI_IF_1394 0x00
276 #define PCI_IF_1394_OPEN_HCI 0x10
277 #define PCI_CLASS_SERIAL_ACCESS_BUS 0x01
278 #define PCI_CLASS_SERIAL_SSA 0x02
279 #define PCI_CLASS_SERIAL_USB 0x03
280 #define PCI_IF_UHCI 0x00
281 #define PCI_IF_OHCI 0x10
282 #define PCI_IF_USB_OTHER 0x80
283 #define PCI_IF_USB_DEVICE 0xFE
284 #define PCI_CLASS_SERIAL_FIBRECHANNEL 0x04
285 #define PCI_CLASS_SERIAL_SMB 0x05
287 #define PCI_CLASS_WIRELESS 0x0D
288 #define PCI_SUBCLASS_IRDA 0x00
289 #define PCI_SUBCLASS_IR 0x01
290 #define PCI_SUBCLASS_RF 0x10
291 #define PCI_SUBCLASS_WIRELESS_OTHER 0x80
293 #define PCI_CLASS_INTELLIGENT_IO 0x0E
295 #define PCI_CLASS_SATELLITE 0x0F
296 #define PCI_SUBCLASS_TV 0x01
297 #define PCI_SUBCLASS_AUDIO 0x02
298 #define PCI_SUBCLASS_VOICE 0x03
299 #define PCI_SUBCLASS_DATA 0x04
301 #define PCI_SECURITY_CONTROLLER 0x10 ///< Encryption and decryption controller
302 #define PCI_SUBCLASS_NET_COMPUT 0x00
303 #define PCI_SUBCLASS_ENTERTAINMENT 0x10
304 #define PCI_SUBCLASS_SECURITY_OTHER 0x80
306 #define PCI_CLASS_DPIO 0x11
307 #define PCI_SUBCLASS_DPIO 0x00
308 #define PCI_SUBCLASS_DPIO_OTHER 0x80
311 Macro that checks whether the Base Class code of device matched.
313 @param _p Specified device.
314 @param c Base Class code needs matching.
316 @retval TRUE Base Class code matches the specified device.
317 @retval FALSE Base Class code doesn't match the specified device.
320 #define IS_CLASS1(_p, c) ((_p)->Hdr.ClassCode[2] == (c))
322 Macro that checks whether the Base Class code and Sub-Class code of device matched.
324 @param _p Specified device.
325 @param c Base Class code needs matching.
326 @param s Sub-Class code needs matching.
328 @retval TRUE Base Class code and Sub-Class code match the specified device.
329 @retval FALSE Base Class code and Sub-Class code don't match the specified device.
332 #define IS_CLASS2(_p, c, s) (IS_CLASS1 (_p, c) && ((_p)->Hdr.ClassCode[1] == (s)))
334 Macro that checks whether the Base Class code, Sub-Class code and Interface code of device matched.
336 @param _p Specified device.
337 @param c Base Class code needs matching.
338 @param s Sub-Class code needs matching.
339 @param p Interface code needs matching.
341 @retval TRUE Base Class code, Sub-Class code and Interface code match the specified device.
342 @retval FALSE Base Class code, Sub-Class code and Interface code don't match the specified device.
345 #define IS_CLASS3(_p, c, s, p) (IS_CLASS2 (_p, c, s) && ((_p)->Hdr.ClassCode[0] == (p)))
348 Macro that checks whether device is a display controller.
350 @param _p Specified device.
352 @retval TRUE Device is a display controller.
353 @retval FALSE Device is not a display controller.
356 #define IS_PCI_DISPLAY(_p) IS_CLASS1 (_p, PCI_CLASS_DISPLAY)
358 Macro that checks whether device is a VGA-compatible controller.
360 @param _p Specified device.
362 @retval TRUE Device is a VGA-compatible controller.
363 @retval FALSE Device is not a VGA-compatible controller.
366 #define IS_PCI_VGA(_p) IS_CLASS3 (_p, PCI_CLASS_DISPLAY, PCI_CLASS_DISPLAY_VGA, PCI_IF_VGA_VGA)
368 Macro that checks whether device is an 8514-compatible controller.
370 @param _p Specified device.
372 @retval TRUE Device is an 8514-compatible controller.
373 @retval FALSE Device is not an 8514-compatible controller.
376 #define IS_PCI_8514(_p) IS_CLASS3 (_p, PCI_CLASS_DISPLAY, PCI_CLASS_DISPLAY_VGA, PCI_IF_VGA_8514)
378 Macro that checks whether device is built before the Class Code field was defined.
380 @param _p Specified device.
382 @retval TRUE Device is an old device.
383 @retval FALSE Device is not an old device.
386 #define IS_PCI_OLD(_p) IS_CLASS1 (_p, PCI_CLASS_OLD)
388 Macro that checks whether device is a VGA-compatible device built before the Class Code field was defined.
390 @param _p Specified device.
392 @retval TRUE Device is an old VGA-compatible device.
393 @retval FALSE Device is not an old VGA-compatible device.
396 #define IS_PCI_OLD_VGA(_p) IS_CLASS2 (_p, PCI_CLASS_OLD, PCI_CLASS_OLD_VGA)
398 Macro that checks whether device is an IDE controller.
400 @param _p Specified device.
402 @retval TRUE Device is an IDE controller.
403 @retval FALSE Device is not an IDE controller.
406 #define IS_PCI_IDE(_p) IS_CLASS2 (_p, PCI_CLASS_MASS_STORAGE, PCI_CLASS_MASS_STORAGE_IDE)
408 Macro that checks whether device is a SCSI bus controller.
410 @param _p Specified device.
412 @retval TRUE Device is a SCSI bus controller.
413 @retval FALSE Device is not a SCSI bus controller.
416 #define IS_PCI_SCSI(_p) IS_CLASS2 (_p, PCI_CLASS_MASS_STORAGE, PCI_CLASS_MASS_STORAGE_SCSI)
418 Macro that checks whether device is a RAID controller.
420 @param _p Specified device.
422 @retval TRUE Device is a RAID controller.
423 @retval FALSE Device is not a RAID controller.
426 #define IS_PCI_RAID(_p) IS_CLASS2 (_p, PCI_CLASS_MASS_STORAGE, PCI_CLASS_MASS_STORAGE_RAID)
428 Macro that checks whether device is an ISA bridge.
430 @param _p Specified device.
432 @retval TRUE Device is an ISA bridge.
433 @retval FALSE Device is not an ISA bridge.
436 #define IS_PCI_LPC(_p) IS_CLASS2 (_p, PCI_CLASS_BRIDGE, PCI_CLASS_BRIDGE_ISA)
438 Macro that checks whether device is a PCI-to-PCI bridge.
440 @param _p Specified device.
442 @retval TRUE Device is a PCI-to-PCI bridge.
443 @retval FALSE Device is not a PCI-to-PCI bridge.
446 #define IS_PCI_P2P(_p) IS_CLASS3 (_p, PCI_CLASS_BRIDGE, PCI_CLASS_BRIDGE_P2P, PCI_IF_BRIDGE_P2P)
448 Macro that checks whether device is a Subtractive Decode PCI-to-PCI bridge.
450 @param _p Specified device.
452 @retval TRUE Device is a Subtractive Decode PCI-to-PCI bridge.
453 @retval FALSE Device is not a Subtractive Decode PCI-to-PCI bridge.
456 #define IS_PCI_P2P_SUB(_p) IS_CLASS3 (_p, PCI_CLASS_BRIDGE, PCI_CLASS_BRIDGE_P2P, PCI_IF_BRIDGE_P2P_SUBTRACTIVE)
458 Macro that checks whether device is a 16550-compatible serial controller.
460 @param _p Specified device.
462 @retval TRUE Device is a 16550-compatible serial controller.
463 @retval FALSE Device is not a 16550-compatible serial controller.
466 #define IS_PCI_16550_SERIAL(_p) IS_CLASS3 (_p, PCI_CLASS_SCC, PCI_SUBCLASS_SERIAL, PCI_IF_16550)
468 Macro that checks whether device is a Universal Serial Bus controller.
470 @param _p Specified device.
472 @retval TRUE Device is a Universal Serial Bus controller.
473 @retval FALSE Device is not a Universal Serial Bus controller.
476 #define IS_PCI_USB(_p) IS_CLASS2 (_p, PCI_CLASS_SERIAL, PCI_CLASS_SERIAL_USB)
479 // the definition of Header Type
481 #define HEADER_TYPE_DEVICE 0x00
482 #define HEADER_TYPE_PCI_TO_PCI_BRIDGE 0x01
483 #define HEADER_TYPE_CARDBUS_BRIDGE 0x02
484 #define HEADER_TYPE_MULTI_FUNCTION 0x80
486 // Mask of Header type
488 #define HEADER_LAYOUT_CODE 0x7f
490 Macro that checks whether device is a PCI-PCI bridge.
492 @param _p Specified device.
494 @retval TRUE Device is a PCI-PCI bridge.
495 @retval FALSE Device is not a PCI-PCI bridge.
498 #define IS_PCI_BRIDGE(_p) (((_p)->Hdr.HeaderType & HEADER_LAYOUT_CODE) == (HEADER_TYPE_PCI_TO_PCI_BRIDGE))
500 Macro that checks whether device is a CardBus bridge.
502 @param _p Specified device.
504 @retval TRUE Device is a CardBus bridge.
505 @retval FALSE Device is not a CardBus bridge.
508 #define IS_CARDBUS_BRIDGE(_p) (((_p)->Hdr.HeaderType & HEADER_LAYOUT_CODE) == (HEADER_TYPE_CARDBUS_BRIDGE))
510 Macro that checks whether device is a multiple functions device.
512 @param _p Specified device.
514 @retval TRUE Device is a multiple functions device.
515 @retval FALSE Device is not a multiple functions device.
518 #define IS_PCI_MULTI_FUNC(_p) ((_p)->Hdr.HeaderType & HEADER_TYPE_MULTI_FUNCTION)
521 /// Rom Base Address in Bridge, defined in PCI-to-PCI Bridge Architecure Specification,
523 #define PCI_BRIDGE_ROMBAR 0x38
525 #define PCI_MAX_BAR 0x0006
526 #define PCI_MAX_CONFIG_OFFSET 0x0100
528 #define PCI_VENDOR_ID_OFFSET 0x00
529 #define PCI_DEVICE_ID_OFFSET 0x02
530 #define PCI_COMMAND_OFFSET 0x04
531 #define PCI_PRIMARY_STATUS_OFFSET 0x06
532 #define PCI_REVISION_ID_OFFSET 0x08
533 #define PCI_CLASSCODE_OFFSET 0x09
534 #define PCI_CACHELINE_SIZE_OFFSET 0x0C
535 #define PCI_LATENCY_TIMER_OFFSET 0x0D
536 #define PCI_HEADER_TYPE_OFFSET 0x0E
537 #define PCI_BIST_OFFSET 0x0F
538 #define PCI_BASE_ADDRESSREG_OFFSET 0x10
539 #define PCI_CARDBUS_CIS_OFFSET 0x28
540 #define PCI_SVID_OFFSET 0x2C ///< SubSystem Vendor id
541 #define PCI_SUBSYSTEM_VENDOR_ID_OFFSET 0x2C
542 #define PCI_SID_OFFSET 0x2E ///< SubSystem ID
543 #define PCI_SUBSYSTEM_ID_OFFSET 0x2E
544 #define PCI_EXPANSION_ROM_BASE 0x30
545 #define PCI_CAPBILITY_POINTER_OFFSET 0x34
546 #define PCI_INT_LINE_OFFSET 0x3C ///< Interrupt Line Register
547 #define PCI_INT_PIN_OFFSET 0x3D ///< Interrupt Pin Register
548 #define PCI_MAXGNT_OFFSET 0x3E ///< Max Grant Register
549 #define PCI_MAXLAT_OFFSET 0x3F ///< Max Latency Register
552 // defined in PCI-to-PCI Bridge Architecture Specification
554 #define PCI_BRIDGE_PRIMARY_BUS_REGISTER_OFFSET 0x18
555 #define PCI_BRIDGE_SECONDARY_BUS_REGISTER_OFFSET 0x19
556 #define PCI_BRIDGE_SUBORDINATE_BUS_REGISTER_OFFSET 0x1a
557 #define PCI_BRIDGE_STATUS_REGISTER_OFFSET 0x1E
558 #define PCI_BRIDGE_CONTROL_REGISTER_OFFSET 0x3E
561 /// Interrupt Line "Unknown" or "No connection" value defined for x86 based system
563 #define PCI_INT_LINE_UNKNOWN 0xFF
566 /// PCI Access Data Format
578 } PCI_CONFIG_ACCESS_CF8;
582 #define EFI_PCI_COMMAND_IO_SPACE BIT0 ///< 0x0001
583 #define EFI_PCI_COMMAND_MEMORY_SPACE BIT1 ///< 0x0002
584 #define EFI_PCI_COMMAND_BUS_MASTER BIT2 ///< 0x0004
585 #define EFI_PCI_COMMAND_SPECIAL_CYCLE BIT3 ///< 0x0008
586 #define EFI_PCI_COMMAND_MEMORY_WRITE_AND_INVALIDATE BIT4 ///< 0x0010
587 #define EFI_PCI_COMMAND_VGA_PALETTE_SNOOP BIT5 ///< 0x0020
588 #define EFI_PCI_COMMAND_PARITY_ERROR_RESPOND BIT6 ///< 0x0040
589 #define EFI_PCI_COMMAND_STEPPING_CONTROL BIT7 ///< 0x0080
590 #define EFI_PCI_COMMAND_SERR BIT8 ///< 0x0100
591 #define EFI_PCI_COMMAND_FAST_BACK_TO_BACK BIT9 ///< 0x0200
594 // defined in PCI-to-PCI Bridge Architecture Specification
596 #define EFI_PCI_BRIDGE_CONTROL_PARITY_ERROR_RESPONSE BIT0 ///< 0x0001
597 #define EFI_PCI_BRIDGE_CONTROL_SERR BIT1 ///< 0x0002
598 #define EFI_PCI_BRIDGE_CONTROL_ISA BIT2 ///< 0x0004
599 #define EFI_PCI_BRIDGE_CONTROL_VGA BIT3 ///< 0x0008
600 #define EFI_PCI_BRIDGE_CONTROL_VGA_16 BIT4 ///< 0x0010
601 #define EFI_PCI_BRIDGE_CONTROL_MASTER_ABORT BIT5 ///< 0x0020
602 #define EFI_PCI_BRIDGE_CONTROL_RESET_SECONDARY_BUS BIT6 ///< 0x0040
603 #define EFI_PCI_BRIDGE_CONTROL_FAST_BACK_TO_BACK BIT7 ///< 0x0080
604 #define EFI_PCI_BRIDGE_CONTROL_PRIMARY_DISCARD_TIMER BIT8 ///< 0x0100
605 #define EFI_PCI_BRIDGE_CONTROL_SECONDARY_DISCARD_TIMER BIT9 ///< 0x0200
606 #define EFI_PCI_BRIDGE_CONTROL_TIMER_STATUS BIT10 ///< 0x0400
607 #define EFI_PCI_BRIDGE_CONTROL_DISCARD_TIMER_SERR BIT11 ///< 0x0800
610 // Following are the PCI-CARDBUS bridge control bit, defined in PC Card Standard
612 #define EFI_PCI_BRIDGE_CONTROL_IREQINT_ENABLE BIT7 ///< 0x0080
613 #define EFI_PCI_BRIDGE_CONTROL_RANGE0_MEMORY_TYPE BIT8 ///< 0x0100
614 #define EFI_PCI_BRIDGE_CONTROL_RANGE1_MEMORY_TYPE BIT9 ///< 0x0200
615 #define EFI_PCI_BRIDGE_CONTROL_WRITE_POSTING_ENABLE BIT10 ///< 0x0400
618 // Following are the PCI status control bit
620 #define EFI_PCI_STATUS_CAPABILITY BIT4 ///< 0x0010
621 #define EFI_PCI_STATUS_66MZ_CAPABLE BIT5 ///< 0x0020
622 #define EFI_PCI_FAST_BACK_TO_BACK_CAPABLE BIT7 ///< 0x0080
623 #define EFI_PCI_MASTER_DATA_PARITY_ERROR BIT8 ///< 0x0100
626 /// defined in PC Card Standard
628 #define EFI_PCI_CARDBUS_BRIDGE_CAPABILITY_PTR 0x14
632 // PCI Capability List IDs and records
634 #define EFI_PCI_CAPABILITY_ID_PMI 0x01
635 #define EFI_PCI_CAPABILITY_ID_AGP 0x02
636 #define EFI_PCI_CAPABILITY_ID_VPD 0x03
637 #define EFI_PCI_CAPABILITY_ID_SLOTID 0x04
638 #define EFI_PCI_CAPABILITY_ID_MSI 0x05
639 #define EFI_PCI_CAPABILITY_ID_HOTPLUG 0x06
642 /// Capabilities List Header
643 /// Section 6.7, PCI Local Bus Specification, 2.2
648 } EFI_PCI_CAPABILITY_HDR;
651 /// Power Management Register Block Definition
652 /// Section 3.2, PCI Power Management Interface Specifiction, Revision 1.2
655 EFI_PCI_CAPABILITY_HDR Hdr;
658 UINT8 BridgeExtention;
660 } EFI_PCI_CAPABILITY_PMI;
663 /// PMC - Power Management Capabilities
664 /// Section 3.2.3, PCI Power Management Interface Specifiction, Revision 1.2
671 UINT16 DeviceSpecificInitialization : 1;
672 UINT16 AuxCurrent : 3;
673 UINT16 D1Support : 1;
674 UINT16 D2Support : 1;
675 UINT16 PmeSupport : 5;
680 #define EFI_PCI_PMC_D3_COLD_MASK (BIT15)
683 /// PMCSR - Power Management Control/Status
684 /// Section 3.2.4, PCI Power Management Interface Specifiction, Revision 1.2
688 UINT16 PowerState : 2;
690 UINT16 PmeEnable : 1;
691 UINT16 DataSelect : 4;
692 UINT16 DataScale : 2;
693 UINT16 PmeStatus : 1;
700 /// Section 6.1.4, Accelerated Graphics Port Interface Specification, Revision 1.0
703 EFI_PCI_CAPABILITY_HDR Hdr;
708 } EFI_PCI_CAPABILITY_AGP;
711 /// VPD Capability Structure
712 /// Appendix I, PCI Local Bus Specification, 2.2
715 EFI_PCI_CAPABILITY_HDR Hdr;
718 } EFI_PCI_CAPABILITY_VPD;
721 /// Slot Numbering Capabilities Register
722 /// Section 3.2.6, PCI-to-PCI Bridge Architeture Specification, Revision 1.2
725 EFI_PCI_CAPABILITY_HDR Hdr;
728 } EFI_PCI_CAPABILITY_SLOTID;
731 /// Message Capability Structure for 32-bit Message Address
732 /// Section 6.8.1, PCI Local Bus Specification, 2.2
735 EFI_PCI_CAPABILITY_HDR Hdr;
739 } EFI_PCI_CAPABILITY_MSI32;
742 /// Message Capability Structure for 64-bit Message Address
743 /// Section 6.8.1, PCI Local Bus Specification, 2.2
746 EFI_PCI_CAPABILITY_HDR Hdr;
748 UINT32 MsgAddrRegLsdw;
749 UINT32 MsgAddrRegMsdw;
751 } EFI_PCI_CAPABILITY_MSI64;
754 /// Capability EFI_PCI_CAPABILITY_ID_HOTPLUG,
755 /// CompactPCI Hot Swap Specification PICMG 2.1, R1.0
758 EFI_PCI_CAPABILITY_HDR Hdr;
760 /// not finished - fields need to go here
762 } EFI_PCI_CAPABILITY_HOTPLUG;
764 #define DEVICE_ID_NOCARE 0xFFFF
766 #define PCI_ACPI_UNUSED 0
767 #define PCI_BAR_NOCHANGE 0
768 #define PCI_BAR_OLD_ALIGN 0xFFFFFFFFFFFFFFFFULL
769 #define PCI_BAR_EVEN_ALIGN 0xFFFFFFFFFFFFFFFEULL
770 #define PCI_BAR_SQUAD_ALIGN 0xFFFFFFFFFFFFFFFDULL
771 #define PCI_BAR_DQUAD_ALIGN 0xFFFFFFFFFFFFFFFCULL
773 #define PCI_BAR_IDX0 0x00
774 #define PCI_BAR_IDX1 0x01
775 #define PCI_BAR_IDX2 0x02
776 #define PCI_BAR_IDX3 0x03
777 #define PCI_BAR_IDX4 0x04
778 #define PCI_BAR_IDX5 0x05
779 #define PCI_BAR_ALL 0xFF
782 /// EFI PCI Option ROM definitions
784 #define EFI_ROOT_BRIDGE_LIST 'eprb'
785 #define EFI_PCI_EXPANSION_ROM_HEADER_EFISIGNATURE 0x0EF1 ///< defined in UEFI Spec.
787 #define PCI_EXPANSION_ROM_HEADER_SIGNATURE 0xaa55
788 #define PCI_DATA_STRUCTURE_SIGNATURE SIGNATURE_32 ('P', 'C', 'I', 'R')
789 #define PCI_CODE_TYPE_PCAT_IMAGE 0x00
790 #define EFI_PCI_EXPANSION_ROM_HEADER_COMPRESSED 0x0001 ///< defined in UEFI spec.
793 /// Standard PCI Expansion ROM Header
794 /// Section 13.4.2, Unified Extensible Firmware Interface Specification, Version 2.1
797 UINT16 Signature; ///< 0xaa55
798 UINT8 Reserved[0x16];
800 } PCI_EXPANSION_ROM_HEADER;
803 /// Legacy ROM Header Extensions
804 /// Section 6.3.3.1, PCI Local Bus Specification, 2.2
807 UINT16 Signature; ///< 0xaa55
809 UINT8 InitEntryPoint[3];
810 UINT8 Reserved[0x12];
812 } EFI_LEGACY_EXPANSION_ROM_HEADER;
815 /// PCI Data Structure Format
816 /// Section 6.3.1.2, PCI Local Bus Specification, 2.2
819 UINT32 Signature; ///< "PCIR"
831 } PCI_DATA_STRUCTURE;
834 /// EFI PCI Expansion ROM Header
835 /// Section 13.4.2, Unified Extensible Firmware Interface Specification, Version 2.1
838 UINT16 Signature; ///< 0xaa55
839 UINT16 InitializationSize;
840 UINT32 EfiSignature; ///< 0x0EF1
842 UINT16 EfiMachineType;
843 UINT16 CompressionType;
845 UINT16 EfiImageHeaderOffset;
847 } EFI_PCI_EXPANSION_ROM_HEADER;
851 PCI_EXPANSION_ROM_HEADER *Generic;
852 EFI_PCI_EXPANSION_ROM_HEADER *Efi;
853 EFI_LEGACY_EXPANSION_ROM_HEADER *PcAt;
854 } EFI_PCI_ROM_HEADER;