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22 #ifndef PCI_H
23 #define PCI_H
24
25
26 #define PCI_CONFIG1_ADDRESS_REG 0xcf8
27 #define PCI_CONFIG1_ENABLE 0x80000000
28 #define PCI_CONFIG1_TUPPLE (bus, device, function, register) \
29 (PCI_CONFIG1_ENABLE | ((bus) << 16) & 0xff0000 | \
30 ((device) << 11) & 0xf800 | ((function) << 8) & 0x700 | \
31 ((register) << 2) & 0xfc)
32 #define PCI_CONFIG1_DATA_REG 0xcfc
33
34
35 #define PCI_CONFIG2_ENABLE_REG 0xcf8
36 #define PCI_CONFIG2_ENABLE 0xf0
37 #define PCI_CONFIG2_TUPPLE (function) \
38 (PCI_CONFIG2_ENABLE | ((function) << 1) & 0xe)
39 #define PCI_CONFIG2_FORWARD_REG 0xcfa
40
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44
45
46 #define PCI_VENDOR_ID 0x00
47 #define PCI_DEVICE_ID 0x02
48 #define PCI_COMMAND 0x04
49 #define PCI_COMMAND_IO 0x1
50 #define PCI_COMMAND_MEMORY 0x2
51 #define PCI_COMMAND_MASTER 0x4
52 #define PCI_COMMAND_SPECIAL 0x8
53 #define PCI_COMMAND_INVALIDATE 0x10
54 #define PCI_COMMAND_VGA_PALETTE 0x20
55 #define PCI_COMMAND_PARITY 0x40
56 #define PCI_COMMAND_WAIT 0x80
57 #define PCI_COMMAND_SERR 0x100
58 #define PCI_COMMAND_FAST_BACK 0x200
59
60 #define PCI_STATUS 0x06
61 #define PCI_STATUS_FAST_BACK 0x80
62 #define PCI_STATUS_PARITY 0x100
63 #define PCI_STATUS_DEVSEL_MASK 0x600
64 #define PCI_STATUS_DEVSEL_FAST 0x000
65 #define PCI_STATUS_DEVSEL_MEDIUM 0x200
66 #define PCI_STATUS_DEVESEL_SLOW 0x400
67 #define PCI_STATUS_SIG_TARGET_ABORT 0x800
68 #define PCI_STATUS_REC_TARGET_ABORT 0x1000
69 #define PCI_STATUS_REC_MASTER_ABORT 0x2000
70 #define PCI_STATUS_SIG_SYSTEM_ERROR 0x4000
71 #define PCI_STATUS_DETECTED_PARITY 0x8000
72
73 #define PCI_CLASS_REVISION 0x08
74
75 #define PCI_REVISION_ID 0x08
76 #define PCI_CLASS_PROG 0x09
77 #define PCI_CLASS_DEVICE 0x0a
78
79 #define PCI_CACHE_LINE_SIZE 0x0c
80 #define PCI_LATENCY_TIMER 0x0d
81 #define PCI_HEADER_TYPE 0x0e
82 #define PCI_BIST 0x0f
83 #define PCI_BIST_CODE_MASK 0x0f
84 #define PCI_BIST_START 0x40
85 #define PCI_BIST_CAPABLE 0x80
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93
94 #define PCI_BASE_ADDRESS_0 0x10
95 #define PCI_BASE_ADDRESS_1 0x14
96 #define PCI_BASE_ADDRESS_2 0x18
97 #define PCI_BASE_ADDRESS_3 0x1c
98 #define PCI_BASE_ADDRESS_4 0x20
99 #define PCI_BASE_ADDRESS_5 0x24
100 #define PCI_BASE_ADDRESS_SPACE 0x01
101 #define PCI_BASE_ADDRESS_SPACE_IO 0x01
102 #define PCI_BASE_ADDRESS_SPACE_MEMORY 0x00
103 #define PCI_BASE_ADDRESS_MEM_TYPE_MASK 0x06
104 #define PCI_BASE_ADDRESS_MEM_TYPE_32 0x00
105 #define PCI_BASE_ADDRESS_MEM_TYPE_1M 0x02
106 #define PCI_BASE_ADDRESS_MEM_TYPE_64 0x04
107 #define PCI_BASE_ADDRESS_MEM_MASK ~7
108 #define PCI_BASE_ADDRESS_IO_MASK ~3
109
110
111
112 #define PCI_ROM_ADDRESS 0x30
113 #define PCI_ROM_ADDRESS_ENABLE 0x01
114
115
116
117 #define PCI_INTERRUPT_LINE 0x3c
118 #define PCI_INTERRUPT_PIN 0x3d
119 #define PCI_MIN_GNT 0x3e
120 #define PCI_MAX_LAT 0x3f
121
122 #define PCI_CLASS_NOT_DEFINED 0x0000
123 #define PCI_CLASS_NOT_DEFINED_VGA 0x0001
124
125 #define PCI_CLASS_STORAGE_SCSI 0x0100
126 #define PCI_CLASS_STORAGE_IDE 0x0101
127 #define PCI_CLASS_STORAGE_FLOPPY 0x0102
128 #define PCI_CLASS_STORAGE_IPI 0x0103
129 #define PCI_CLASS_STORAGE_OTHER 0x0180
130
131 #define PCI_CLASS_NETWORK_ETHERNET 0x0200
132 #define PCI_CLASS_NETWORK_TOKEN_RING 0x0201
133 #define PCI_CLASS_NETWORK_FDDI 0x0202
134 #define PCI_CLASS_NETWORK_OTHER 0x0280
135
136 #define PCI_CLASS_DISPLAY_VGA 0x0300
137 #define PCI_CLASS_DISPLAY_XGA 0x0301
138 #define PCI_CLASS_DISPLAY_OTHER 0x0380
139
140 #define PCI_CLASS_MULTIMEDIA_VIDEO 0x0400
141 #define PCI_CLASS_MULTIMEDIA_AUDIO 0x0401
142 #define PCI_CLASS_MULTIMEDIA_OTHER 0x0480
143
144 #define PCI_CLASS_MEMORY_RAM 0x0500
145 #define PCI_CLASS_MEMORY_FLASH 0x0501
146 #define PCI_CLASS_MEMORY_OTHER 0x0580
147
148 #define PCI_CLASS_BRIDGE_HOST 0x0600
149 #define PCI_CLASS_BRIDGE_ISA 0x0601
150 #define PCI_CLASS_BRIDGE_EISA 0x0602
151 #define PCI_CLASS_BRIDGE_MC 0x0603
152 #define PCI_CLASS_BRIDGE_PCI 0x0604
153 #define PCI_CLASS_BRIDGE_PCMCIA 0x0605
154 #define PCI_CLASS_BRIDGE_OTHER 0x0680
155
156 #define PCI_CLASS_OTHERS 0xff
157
158 struct pci_class_type {
159 unsigned long class_id;
160 char *class_name;
161 };
162
163 #define PCI_CLASS_NUM 28
164 #define PCI_CLASS_TYPE { \
165 {PCI_CLASS_NOT_DEFINED, "Old unidentified device"}, \
166 {PCI_CLASS_NOT_DEFINED_VGA, "Old VGA controller"}, \
167 {PCI_CLASS_STORAGE_SCSI, "SCSI bus controller"}, \
168 {PCI_CLASS_STORAGE_IDE, "IDE controller"}, \
169 {PCI_CLASS_STORAGE_FLOPPY, "Floppy controller"}, \
170 {PCI_CLASS_STORAGE_IPI, "IPI bus controller"}, \
171 {PCI_CLASS_STORAGE_OTHER, "Unknown mass storage controller"}, \
172 {PCI_CLASS_NETWORK_ETHERNET, "Ethernet controller"}, \
173 {PCI_CLASS_NETWORK_TOKEN_RING, "Token ring controller"}, \
174 {PCI_CLASS_NETWORK_FDDI, "FDDI controller"}, \
175 {PCI_CLASS_NETWORK_OTHER, "Unknown network controller"}, \
176 {PCI_CLASS_DISPLAY_VGA, "VGA display controller"}, \
177 {PCI_CLASS_DISPLAY_XGA, "XGA display controller"}, \
178 {PCI_CLASS_DISPLAY_OTHER, "Unknown display controller"}, \
179 {PCI_CLASS_MULTIMEDIA_VIDEO, "Video device"}, \
180 {PCI_CLASS_MULTIMEDIA_AUDIO, "Audio device"}, \
181 {PCI_CLASS_MULTIMEDIA_OTHER, "Unknown multimedia device"}, \
182 {PCI_CLASS_MEMORY_RAM, "RAM controller"}, \
183 {PCI_CLASS_MEMORY_FLASH, "FLASH controller"}, \
184 {PCI_CLASS_MEMORY_OTHER, "Unknown memory controller"}, \
185 {PCI_CLASS_BRIDGE_HOST, "Host bridge"}, \
186 {PCI_CLASS_BRIDGE_ISA, "ISA bridge"}, \
187 {PCI_CLASS_BRIDGE_EISA, "EISA bridge"}, \
188 {PCI_CLASS_BRIDGE_MC, "MC bridge"}, \
189 {PCI_CLASS_BRIDGE_PCI, "PCI to PCI bridge"}, \
190 {PCI_CLASS_BRIDGE_PCMCIA, "PCMCIA bridge"}, \
191 {PCI_CLASS_BRIDGE_OTHER, "Unknown bridge device"}, \
192 {0, "Unknown type of PCI device"} \
193 }
194
195 #define PCI_VENDOR_ID_NCR 0x1000
196 #define PCI_DEVICE_ID_NCR_53C810 0x0001
197 #define PCI_DEVICE_ID_NCR_53C815 0x0004
198 #define PCI_DEVICE_ID_NCR_53C820 0x0002
199 #define PCI_DEVICE_ID_NCR_53C825 0x0003
200
201 #define PCI_VENDOR_ID_ADAPTEC 0x9004
202 #define PCI_DEVICE_ID_ADAPTEC_2940 0x7178
203
204 #define PCI_VENDOR_ID_DPT 0x1044
205 #define PCI_DEVICE_ID_DPT 0xa400
206
207 #define PCI_VENDOR_ID_S3 0x5333
208 #define PCI_DEVICE_ID_S3_864_1 0x88c0
209 #define PCI_DEVICE_ID_S3_864_2 0x88c1
210 #define PCI_DEVICE_ID_S3_928 0x88b0
211 #define PCI_DEVICE_ID_S3_964 0x88d0
212 #define PCI_DEVICE_ID_S3_811 0x8811
213
214 #define PCI_VENDOR_ID_OPTI 0x1045
215 #define PCI_DEVICE_ID_OPTI_82C822 0xc822
216 #define PCI_DEVICE_ID_OPTI_82C621 0xc621
217
218 #define PCI_VENDOR_ID_UMC 0x1060
219 #define PCI_DEVICE_ID_UMC_UM8881F 0x8881
220 #define PCI_DEVICE_ID_UMC_UM8891A 0x0891
221 #define PCI_DEVICE_ID_UMC_UM8886F 0x8886
222 #define PCI_DEVICE_ID_UMC_UM8673F 0x0101
223
224 #define PCI_VENDOR_ID_DEC 0x1011
225 #define PCI_DEVICE_ID_DEC_TULIP 0x0002
226 #define PCI_DEVICE_ID_DEC_TULIP_FAST 0x0009
227 #define PCI_DEVICE_ID_DEC_FDDI 0x000F
228
229 #define PCI_VENDOR_ID_MATROX 0x102B
230
231 #define PCI_VENDOR_ID_INTEL 0x8086
232 #define PCI_DEVICE_ID_INTEL_82378 0x0484
233 #define PCI_DEVICE_ID_INTEL_82424 0x0483
234 #define PCI_DEVICE_ID_INTEL_82375 0x0482
235 #define PCI_DEVICE_ID_INTEL_82434 0x04a3
236 #define PCI_DEVICE_ID_INTEL_82430 0x0486
237
238 #define PCI_VENDOR_ID_SMC 0x1042
239 #define PCI_DEVICE_ID_SMC_37C665 0x1000
240
241 #define PCI_VENDOR_ID_ATI 0x1002
242 #define PCI_DEVICE_ID_ATI_M32 0x4158
243 #define PCI_DEVICE_ID_ATI_M64 0x4758
244
245 #define PCI_VENDOR_ID_WEITEK 0x100e
246 #define PCI_DEVICE_ID_WEITEK_P9000 0x9001
247 #define PCI_DEVICE_ID_WEITEK_P9100 0x9100
248
249 #define PCI_VENDOR_ID_CIRRUS 0x1013
250 #define PCI_DEVICE_ID_CIRRUS_5434_4 0x00A4
251 #define PCI_DEVICE_ID_CIRRUS_5434_8 0x00A8
252 #define PCI_DEVICE_ID_CIRRUS_6729 0x1100
253
254 #define PCI_VENDOR_ID_BUSLOGIC 0x104B
255 #define PCI_DEVICE_ID_BUSLOGIC_946C 0x0140
256
257 #define PCI_VENDOR_ID_N9 0x105D
258 #define PCI_DEVICE_ID_N9_I128 0x2309
259
260 #define PCI_VENDOR_ID_ALI 0x1025
261 #define PCI_DEVICE_ID_ALI_M1435 0x1435
262
263 #define PCI_VENDOR_ID_TSENG 0x100c
264 #define PCI_DEVICE_ID_TSENG_W32P_2 0x3202
265 #define PCI_DEVICE_ID_TSENG_W32P_5 0x3205
266
267 #define PCI_VENDOR_ID_CMD 0x1095
268 #define PCI_DEVICE_ID_CMD_640 0x0640
269
270 #define PCI_VENDOR_ID_VISION 0x1098
271 #define PCI_DEVICE_ID_VISION_QD8500 0x0001
272
273 #define PCI_VENDOR_ID_AMD 0x1022
274 #define PCI_DEVICE_ID_AMD_LANCE 0x2000
275
276 #define PCI_VENDOR_ID_VLSI 0x1004
277 #define PCI_DEVICE_ID_VLSI_82C593 0x0006
278
279 #define PCI_VENDOR_ID_AL 0x1005
280 #define PCI_DEVICE_ID_AL_2301 0x2301
281
282 #define PCI_VENDOR_ID_SYMPHONY 0x1c1c
283 #define PCI_DEVICE_ID_SYMPHONY_101 0x0001
284
285 #define PCI_VENDOR_ID_TRIDENT 0x1023
286 #define PCI_DEVICE_ID_TRIDENT_9420 0x9420
287
288 struct pci_vendor_type {
289 unsigned short vendor_id;
290 char *vendor_name;
291 };
292
293
294 #define PCI_VENDOR_NUM 24
295 #define PCI_VENDOR_TYPE { \
296 {PCI_VENDOR_ID_NCR, "NCR"}, \
297 {PCI_VENDOR_ID_ADAPTEC, "Adaptec"}, \
298 {PCI_VENDOR_ID_DPT, "DPT"}, \
299 {PCI_VENDOR_ID_S3, "S3 Inc."}, \
300 {PCI_VENDOR_ID_OPTI, "OPTI"}, \
301 {PCI_VENDOR_ID_UMC, "UMC"}, \
302 {PCI_VENDOR_ID_DEC, "DEC"}, \
303 {PCI_VENDOR_ID_MATROX, "Matrox"}, \
304 {PCI_VENDOR_ID_INTEL, "Intel"}, \
305 {PCI_VENDOR_ID_SMC, "SMC"}, \
306 {PCI_VENDOR_ID_ATI, "ATI"}, \
307 {PCI_VENDOR_ID_WEITEK, "Weitek"}, \
308 {PCI_VENDOR_ID_CIRRUS, "Cirrus Logic"}, \
309 {PCI_VENDOR_ID_BUSLOGIC, "Bus Logic"}, \
310 {PCI_VENDOR_ID_N9, "Number #9"}, \
311 {PCI_VENDOR_ID_ALI, "ALI"}, \
312 {PCI_VENDOR_ID_TSENG, "Tseng'Lab"}, \
313 {PCI_VENDOR_ID_CMD, "CMD"}, \
314 {PCI_VENDOR_ID_VISION, "Vision"}, \
315 {PCI_VENDOR_ID_AMD, "AMD"}, \
316 {PCI_VENDOR_ID_VLSI, "VLSI"}, \
317 {PCI_VENDOR_ID_AL, "Advance Logic"}, \
318 {PCI_VENDOR_ID_SYMPHONY, "Symphony"}, \
319 {PCI_VENDOR_ID_TRIDENT, "Trident"} \
320 }
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331 struct pci_device_type {
332 unsigned char bridge_id;
333 unsigned short vendor_id;
334 unsigned short device_id;
335 char *device_name;
336 };
337
338 #define PCI_DEVICE_NUM 45
339 #define PCI_DEVICE_TYPE { \
340 {0xff, PCI_VENDOR_ID_NCR, PCI_DEVICE_ID_NCR_53C810, "53c810"}, \
341 {0xff, PCI_VENDOR_ID_NCR, PCI_DEVICE_ID_NCR_53C815, "53c815"}, \
342 {0xff, PCI_VENDOR_ID_NCR, PCI_DEVICE_ID_NCR_53C820, "53c820"}, \
343 {0xff, PCI_VENDOR_ID_NCR, PCI_DEVICE_ID_NCR_53C825, "53c825"}, \
344 {0xff, PCI_VENDOR_ID_ADAPTEC, PCI_DEVICE_ID_ADAPTEC_2940, "2940"}, \
345 {0xff, PCI_VENDOR_ID_DPT, PCI_DEVICE_ID_DPT, "SmartCache/Raid"}, \
346 {0xff, PCI_VENDOR_ID_S3, PCI_DEVICE_ID_S3_864_1, "Vision 864-P"}, \
347 {0xff, PCI_VENDOR_ID_S3, PCI_DEVICE_ID_S3_864_2, "Vision 864-P"}, \
348 {0xff, PCI_VENDOR_ID_S3, PCI_DEVICE_ID_S3_928, "Vision 928-P"}, \
349 {0xff, PCI_VENDOR_ID_S3, PCI_DEVICE_ID_S3_964, "Vision 964-P"}, \
350 {0xff, PCI_VENDOR_ID_S3, PCI_DEVICE_ID_S3_811, "Trio64"}, \
351 {0x02, PCI_VENDOR_ID_OPTI, PCI_DEVICE_ID_OPTI_82C822, "82C822"}, \
352 {0xff, PCI_VENDOR_ID_OPTI, PCI_DEVICE_ID_OPTI_82C621, "82C621"}, \
353 {0xff, PCI_VENDOR_ID_UMC, PCI_DEVICE_ID_UMC_UM8881F, "UM8881F"}, \
354 {0x01, PCI_VENDOR_ID_UMC, PCI_DEVICE_ID_UMC_UM8891A, "UM8891A"}, \
355 {0xff, PCI_VENDOR_ID_UMC, PCI_DEVICE_ID_UMC_UM8886F, "UM8886F"}, \
356 {0xff, PCI_VENDOR_ID_UMC, PCI_DEVICE_ID_UMC_UM8673F, "UM8673F"}, \
357 {0xff, PCI_VENDOR_ID_DEC, PCI_DEVICE_ID_DEC_TULIP, "DC21040"}, \
358 {0xff, PCI_VENDOR_ID_DEC, PCI_DEVICE_ID_DEC_TULIP_FAST, "DC21040"}, \
359 {0xff, PCI_VENDOR_ID_DEC, PCI_DEVICE_ID_DEC_FDDI, "DEFPA"}, \
360 {0xff, PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_82378, "82378IB"}, \
361 {0x00, PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_82424, "82424ZX Saturn"}, \
362 {0xff, PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_82375, "82375EB"}, \
363 {0x00, PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_82434, "82434LX Mercury/Netpune"}, \
364 {0xff, PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_82430, "82430ZX Aries"}, \
365 {0xff, PCI_VENDOR_ID_SMC, PCI_DEVICE_ID_SMC_37C665, "FDC 37C665"}, \
366 {0xff, PCI_VENDOR_ID_ATI, PCI_DEVICE_ID_ATI_M32, "Mach 32"}, \
367 {0xff, PCI_VENDOR_ID_ATI, PCI_DEVICE_ID_ATI_M64, "Mach 64"}, \
368 {0xff, PCI_VENDOR_ID_WEITEK, PCI_DEVICE_ID_WEITEK_P9000, "P9000"}, \
369 {0xff, PCI_VENDOR_ID_WEITEK, PCI_DEVICE_ID_WEITEK_P9100, "P9100"}, \
370 {0xff, PCI_VENDOR_ID_CIRRUS, PCI_DEVICE_ID_CIRRUS_5434_4, "GD 5434"}, \
371 {0xff, PCI_VENDOR_ID_CIRRUS, PCI_DEVICE_ID_CIRRUS_5434_8, "GD 5434"}, \
372 {0xff, PCI_VENDOR_ID_CIRRUS, PCI_DEVICE_ID_CIRRUS_6729, "CL 6729"}, \
373 {0xff, PCI_VENDOR_ID_BUSLOGIC,PCI_DEVICE_ID_BUSLOGIC_946C, "946C"}, \
374 {0xff, PCI_VENDOR_ID_N9, PCI_DEVICE_ID_N9_I128, "Imagine 128"}, \
375 {0xff, PCI_VENDOR_ID_ALI, PCI_DEVICE_ID_ALI_M1435, "M1435"}, \
376 {0xff, PCI_VENDOR_ID_TSENG, PCI_DEVICE_ID_TSENG_W32P_2, "ET4000W32P"}, \
377 {0xff, PCI_VENDOR_ID_TSENG, PCI_DEVICE_ID_TSENG_W32P_5, "ET4000W32P"}, \
378 {0xff, PCI_VENDOR_ID_CMD, PCI_DEVICE_ID_CMD_640, "640A"}, \
379 {0xff, PCI_VENDOR_ID_VISION, PCI_DEVICE_ID_VISION_QD8500, "QD-8500PCI"}, \
380 {0xff, PCI_VENDOR_ID_AMD, PCI_DEVICE_ID_AMD_LANCE, "79C970"}, \
381 {0xff, PCI_VENDOR_ID_VLSI, PCI_DEVICE_ID_VLSI_82C593, "82C593-FC1"}, \
382 {0xff, PCI_VENDOR_ID_AL, PCI_DEVICE_ID_AL_2301, "2301"}, \
383 {0xff, PCI_VENDOR_ID_SYMPHONY, PCI_DEVICE_ID_SYMPHONY_101, "82C101"}, \
384 {0xff, PCI_VENDOR_ID_TRIDENT, PCI_DEVICE_ID_TRIDENT_9420, "TG 9420"} \
385 }
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401 struct optimisation_type {
402 char *type;
403 char *off;
404 char *on;
405 };
406
407 #define OPTIMISATION_NUM 5
408 #define OPTIMISATION_TYPE { \
409 {"Cache L2","write trough","write back"}, \
410 {"CPU-PCI posted write","off","on"}, \
411 {"CPU-Memory posted write","off","on"}, \
412 {"PCI-Memory posted write","off","on"}, \
413 {"PCI burst","off","on"} \
414 }
415
416 struct bridge_mapping_type {
417 unsigned char adress;
418 unsigned char mask;
419 unsigned char value;
420 };
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434
435 #define BRIDGE_MAPPING_NUM 3
436 #define BRIDGE_MAPPING_TYPE { \
437 {0x0 ,0x02 ,0x02 }, \
438 {0x53 ,0x02 ,0x02 }, \
439 {0x53 ,0x01 ,0x01 }, \
440 {0x54 ,0x01 ,0x01 }, \
441 {0x54 ,0x02 ,0x02 }, \
442 \
443 {0x50 ,0x10 ,0x00 }, \
444 {0x51 ,0x40 ,0x40 }, \
445 {0x0 ,0x0 ,0x0 }, \
446 {0x0 ,0x0 ,0x0 }, \
447 {0x0 ,0x0 ,0x0 }, \
448 \
449 {0x0 ,0x1 ,0x1 }, \
450 {0x0 ,0x2 ,0x0 }, \
451 {0x0 ,0x0 ,0x0 }, \
452 {0x0 ,0x0 ,0x0 }, \
453 {0x0 ,0x0 ,0x0 } \
454 }
455
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457
458
459 extern int pcibios_present (void);
460
461 #define PCIBIOS_SUCCESSFUL 0x00
462 #define PCIBIOS_FUNC_NOT_SUPPORTED 0x81
463 #define PCIBIOS_BAD_VENDOR_ID 0x83
464 #define PCIBIOS_DEVICE_NOT_FOUND 0x86
465 #define PCIBIOS_BAD_REGISTER_NUMBER 0x87
466
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472
473 extern int pcibios_find_class (unsigned long class_code, unsigned short index,
474 unsigned char *bus, unsigned char *device_fn);
475 extern int pcibios_find_device (unsigned short vendor, unsigned short device_id,
476 unsigned short index, unsigned char *bus, unsigned char *device_fn);
477 extern int pcibios_read_config_byte (unsigned char bus,
478 unsigned char device_fn, unsigned char where, unsigned char *value);
479 extern int pcibios_read_config_word (unsigned char bus,
480 unsigned char device_fn, unsigned char where, unsigned short *value);
481 extern int pcibios_read_config_dword (unsigned char bus,
482 unsigned char device_fn, unsigned char where, unsigned long *value);
483 extern char *pcibios_strerror (int error);
484 extern int pcibios_write_config_byte (unsigned char bus,
485 unsigned char device_fn, unsigned char where, unsigned char value);
486 extern int pcibios_write_config_word (unsigned char bus,
487 unsigned char device_fn, unsigned char where, unsigned short value);
488 extern pcibios_write_config_dword (unsigned char bus,
489 unsigned char device_fn, unsigned char where, unsigned long value);
490 #endif