blob: faf6e106b78502bbd7a9c648cdbcabb0711bb95c [file] [log] [blame]
Linus Torvalds1da177e2005-04-16 15:20:36 -07001/*******************************************************************************
2 *
3 * Module Name: rsmisc - Miscellaneous resource descriptors
4 *
5 ******************************************************************************/
6
7/*
Bob Moore4a90c7e2006-01-13 16:22:00 -05008 * Copyright (C) 2000 - 2006, R. Byron Moore
Linus Torvalds1da177e2005-04-16 15:20:36 -07009 * All rights reserved.
10 *
11 * Redistribution and use in source and binary forms, with or without
12 * modification, are permitted provided that the following conditions
13 * are met:
14 * 1. Redistributions of source code must retain the above copyright
15 * notice, this list of conditions, and the following disclaimer,
16 * without modification.
17 * 2. Redistributions in binary form must reproduce at minimum a disclaimer
18 * substantially similar to the "NO WARRANTY" disclaimer below
19 * ("Disclaimer") and any redistribution must be conditioned upon
20 * including a substantially similar Disclaimer requirement for further
21 * binary redistribution.
22 * 3. Neither the names of the above-listed copyright holders nor the names
23 * of any contributors may be used to endorse or promote products derived
24 * from this software without specific prior written permission.
25 *
26 * Alternatively, this software may be distributed under the terms of the
27 * GNU General Public License ("GPL") version 2 as published by the Free
28 * Software Foundation.
29 *
30 * NO WARRANTY
31 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
32 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
33 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR
34 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
35 * HOLDERS OR CONTRIBUTORS BE LIABLE FOR SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
36 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
37 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
38 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
39 * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
40 * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
41 * POSSIBILITY OF SUCH DAMAGES.
42 */
43
Linus Torvalds1da177e2005-04-16 15:20:36 -070044#include <acpi/acpi.h>
45#include <acpi/acresrc.h>
46
47#define _COMPONENT ACPI_RESOURCES
Len Brown4be44fc2005-08-05 00:44:28 -040048ACPI_MODULE_NAME("rsmisc")
Linus Torvalds1da177e2005-04-16 15:20:36 -070049
Bob Moore08978312005-10-21 00:00:00 -040050#define INIT_RESOURCE_TYPE(i) i->resource_offset
51#define INIT_RESOURCE_LENGTH(i) i->aml_offset
52#define INIT_TABLE_LENGTH(i) i->value
53#define COMPARE_OPCODE(i) i->resource_offset
54#define COMPARE_TARGET(i) i->aml_offset
55#define COMPARE_VALUE(i) i->value
Linus Torvalds1da177e2005-04-16 15:20:36 -070056/*******************************************************************************
57 *
Bob Moore08978312005-10-21 00:00:00 -040058 * FUNCTION: acpi_rs_convert_aml_to_resource
Linus Torvalds1da177e2005-04-16 15:20:36 -070059 *
Bob Moore50eca3e2005-09-30 19:03:00 -040060 * PARAMETERS: Resource - Pointer to the resource descriptor
61 * Aml - Where the AML descriptor is returned
Bob Moore08978312005-10-21 00:00:00 -040062 * Info - Pointer to appropriate conversion table
Linus Torvalds1da177e2005-04-16 15:20:36 -070063 *
64 * RETURN: Status
65 *
Bob Moore08978312005-10-21 00:00:00 -040066 * DESCRIPTION: Convert an external AML resource descriptor to the corresponding
67 * internal resource descriptor
Linus Torvalds1da177e2005-04-16 15:20:36 -070068 *
69 ******************************************************************************/
Linus Torvalds1da177e2005-04-16 15:20:36 -070070acpi_status
Bob Moore08978312005-10-21 00:00:00 -040071acpi_rs_convert_aml_to_resource(struct acpi_resource *resource,
72 union aml_resource *aml,
73 struct acpi_rsconvert_info *info)
Linus Torvalds1da177e2005-04-16 15:20:36 -070074{
Bob Moore08978312005-10-21 00:00:00 -040075 acpi_rs_length aml_resource_length;
76 void *source;
77 void *destination;
78 char *target;
79 u8 count;
80 u8 flags_mode = FALSE;
81 u16 item_count = 0;
82 u16 temp16 = 0;
Linus Torvalds1da177e2005-04-16 15:20:36 -070083
Bob Mooreb229cf92006-04-21 17:15:00 -040084 ACPI_FUNCTION_TRACE(rs_convert_aml_to_resource);
Linus Torvalds1da177e2005-04-16 15:20:36 -070085
Bob Moore08978312005-10-21 00:00:00 -040086 if (((acpi_native_uint) resource) & 0x3) {
Bob Moore52fc0b02006-10-02 00:00:00 -040087
Bob Mooreb8e4d892006-01-27 16:43:00 -050088 /* Each internal resource struct is expected to be 32-bit aligned */
89
90 ACPI_WARNING((AE_INFO,
91 "Misaligned resource pointer (get): %p Type %2.2X Len %X",
92 resource, resource->type, resource->length));
Linus Torvalds1da177e2005-04-16 15:20:36 -070093 }
94
Bob Moore08978312005-10-21 00:00:00 -040095 /* Extract the resource Length field (does not include header length) */
Linus Torvalds1da177e2005-04-16 15:20:36 -070096
Bob Moore08978312005-10-21 00:00:00 -040097 aml_resource_length = acpi_ut_get_resource_length(aml);
Linus Torvalds1da177e2005-04-16 15:20:36 -070098
99 /*
Bob Moore08978312005-10-21 00:00:00 -0400100 * First table entry must be ACPI_RSC_INITxxx and must contain the
101 * table length (# of table entries)
Linus Torvalds1da177e2005-04-16 15:20:36 -0700102 */
Bob Moore08978312005-10-21 00:00:00 -0400103 count = INIT_TABLE_LENGTH(info);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700104
Bob Moore08978312005-10-21 00:00:00 -0400105 while (count) {
106 /*
107 * Source is the external AML byte stream buffer,
108 * destination is the internal resource descriptor
109 */
Bob Moorec51a4de2005-11-17 13:07:00 -0500110 source = ACPI_ADD_PTR(void, aml, info->aml_offset);
111 destination =
112 ACPI_ADD_PTR(void, resource, info->resource_offset);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700113
Bob Moore08978312005-10-21 00:00:00 -0400114 switch (info->opcode) {
115 case ACPI_RSC_INITGET:
116 /*
117 * Get the resource type and the initial (minimum) length
118 */
119 ACPI_MEMSET(resource, 0, INIT_RESOURCE_LENGTH(info));
120 resource->type = INIT_RESOURCE_TYPE(info);
121 resource->length = INIT_RESOURCE_LENGTH(info);
122 break;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700123
Bob Moore08978312005-10-21 00:00:00 -0400124 case ACPI_RSC_INITSET:
125 break;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700126
Bob Moore08978312005-10-21 00:00:00 -0400127 case ACPI_RSC_FLAGINIT:
Robert Moore44f6c012005-04-18 22:49:35 -0400128
Bob Moore08978312005-10-21 00:00:00 -0400129 flags_mode = TRUE;
130 break;
Robert Moore44f6c012005-04-18 22:49:35 -0400131
Bob Moore08978312005-10-21 00:00:00 -0400132 case ACPI_RSC_1BITFLAG:
133 /*
134 * Mask and shift the flag bit
135 */
Bob Moorec51a4de2005-11-17 13:07:00 -0500136 ACPI_SET8(destination) = (u8)
137 ((ACPI_GET8(source) >> info->value) & 0x01);
Bob Moore08978312005-10-21 00:00:00 -0400138 break;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700139
Bob Moore08978312005-10-21 00:00:00 -0400140 case ACPI_RSC_2BITFLAG:
141 /*
142 * Mask and shift the flag bits
143 */
Bob Moorec51a4de2005-11-17 13:07:00 -0500144 ACPI_SET8(destination) = (u8)
145 ((ACPI_GET8(source) >> info->value) & 0x03);
Bob Moore08978312005-10-21 00:00:00 -0400146 break;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700147
Bob Moore08978312005-10-21 00:00:00 -0400148 case ACPI_RSC_COUNT:
Bob Moore50eca3e2005-09-30 19:03:00 -0400149
Bob Moorec51a4de2005-11-17 13:07:00 -0500150 item_count = ACPI_GET8(source);
151 ACPI_SET8(destination) = (u8) item_count;
Robert Moore44f6c012005-04-18 22:49:35 -0400152
Bob Moore08978312005-10-21 00:00:00 -0400153 resource->length = resource->length +
154 (info->value * (item_count - 1));
155 break;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700156
Bob Moore08978312005-10-21 00:00:00 -0400157 case ACPI_RSC_COUNT16:
Bob Moore50eca3e2005-09-30 19:03:00 -0400158
Bob Moore08978312005-10-21 00:00:00 -0400159 item_count = aml_resource_length;
Bob Moorec51a4de2005-11-17 13:07:00 -0500160 ACPI_SET16(destination) = item_count;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700161
Bob Moore08978312005-10-21 00:00:00 -0400162 resource->length = resource->length +
163 (info->value * (item_count - 1));
164 break;
Robert Moore44f6c012005-04-18 22:49:35 -0400165
Bob Moore08978312005-10-21 00:00:00 -0400166 case ACPI_RSC_LENGTH:
Linus Torvalds1da177e2005-04-16 15:20:36 -0700167
Bob Moore08978312005-10-21 00:00:00 -0400168 resource->length = resource->length + info->value;
169 break;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700170
Bob Moore08978312005-10-21 00:00:00 -0400171 case ACPI_RSC_MOVE8:
172 case ACPI_RSC_MOVE16:
173 case ACPI_RSC_MOVE32:
174 case ACPI_RSC_MOVE64:
175 /*
176 * Raw data move. Use the Info value field unless item_count has
177 * been previously initialized via a COUNT opcode
178 */
179 if (info->value) {
180 item_count = info->value;
181 }
182 acpi_rs_move_data(destination, source, item_count,
183 info->opcode);
184 break;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700185
Bob Moore08978312005-10-21 00:00:00 -0400186 case ACPI_RSC_SET8:
Linus Torvalds1da177e2005-04-16 15:20:36 -0700187
Bob Moore08978312005-10-21 00:00:00 -0400188 ACPI_MEMSET(destination, info->aml_offset, info->value);
189 break;
Robert Moore44f6c012005-04-18 22:49:35 -0400190
Bob Moore08978312005-10-21 00:00:00 -0400191 case ACPI_RSC_DATA8:
Linus Torvalds1da177e2005-04-16 15:20:36 -0700192
Bob Moorec51a4de2005-11-17 13:07:00 -0500193 target = ACPI_ADD_PTR(char, resource, info->value);
194 ACPI_MEMCPY(destination, source, ACPI_GET16(target));
Bob Moore08978312005-10-21 00:00:00 -0400195 break;
196
197 case ACPI_RSC_ADDRESS:
198 /*
199 * Common handler for address descriptor flags
200 */
201 if (!acpi_rs_get_address_common(resource, aml)) {
202 return_ACPI_STATUS
203 (AE_AML_INVALID_RESOURCE_TYPE);
204 }
205 break;
206
207 case ACPI_RSC_SOURCE:
208 /*
209 * Optional resource_source (Index and String)
210 */
211 resource->length +=
212 acpi_rs_get_resource_source(aml_resource_length,
213 info->value,
214 destination, aml, NULL);
215 break;
216
217 case ACPI_RSC_SOURCEX:
218 /*
219 * Optional resource_source (Index and String). This is the more
220 * complicated case used by the Interrupt() macro
221 */
222 target =
Bob Moorec51a4de2005-11-17 13:07:00 -0500223 ACPI_ADD_PTR(char, resource,
224 info->aml_offset + (item_count * 4));
Bob Moore08978312005-10-21 00:00:00 -0400225
226 resource->length +=
227 acpi_rs_get_resource_source(aml_resource_length,
228 (acpi_rs_length) (((item_count - 1) * sizeof(u32)) + info->value), destination, aml, target);
229 break;
230
231 case ACPI_RSC_BITMASK:
232 /*
233 * 8-bit encoded bitmask (DMA macro)
234 */
235 item_count =
Bob Moorec51a4de2005-11-17 13:07:00 -0500236 acpi_rs_decode_bitmask(ACPI_GET8(source),
Bob Moore08978312005-10-21 00:00:00 -0400237 destination);
238 if (item_count) {
Bob Moorec51a4de2005-11-17 13:07:00 -0500239 resource->length += (item_count - 1);
Bob Moore08978312005-10-21 00:00:00 -0400240 }
241
Bob Moorec51a4de2005-11-17 13:07:00 -0500242 target = ACPI_ADD_PTR(char, resource, info->value);
243 ACPI_SET8(target) = (u8) item_count;
Bob Moore08978312005-10-21 00:00:00 -0400244 break;
245
246 case ACPI_RSC_BITMASK16:
247 /*
248 * 16-bit encoded bitmask (IRQ macro)
249 */
250 ACPI_MOVE_16_TO_16(&temp16, source);
251
252 item_count =
253 acpi_rs_decode_bitmask(temp16, destination);
254 if (item_count) {
Bob Moorec51a4de2005-11-17 13:07:00 -0500255 resource->length += (item_count - 1);
Bob Moore08978312005-10-21 00:00:00 -0400256 }
257
Bob Moorec51a4de2005-11-17 13:07:00 -0500258 target = ACPI_ADD_PTR(char, resource, info->value);
259 ACPI_SET8(target) = (u8) item_count;
Bob Moore08978312005-10-21 00:00:00 -0400260 break;
261
262 case ACPI_RSC_EXIT_NE:
263 /*
264 * Control - Exit conversion if not equal
265 */
266 switch (info->resource_offset) {
267 case ACPI_RSC_COMPARE_AML_LENGTH:
268 if (aml_resource_length != info->value) {
269 goto exit;
270 }
271 break;
272
273 case ACPI_RSC_COMPARE_VALUE:
Bob Moorec51a4de2005-11-17 13:07:00 -0500274 if (ACPI_GET8(source) != info->value) {
Bob Moore08978312005-10-21 00:00:00 -0400275 goto exit;
276 }
277 break;
278
279 default:
Bob Mooreb8e4d892006-01-27 16:43:00 -0500280
281 ACPI_ERROR((AE_INFO,
282 "Invalid conversion sub-opcode"));
Bob Moore08978312005-10-21 00:00:00 -0400283 return_ACPI_STATUS(AE_BAD_PARAMETER);
284 }
285 break;
286
287 default:
288
Bob Mooreb8e4d892006-01-27 16:43:00 -0500289 ACPI_ERROR((AE_INFO, "Invalid conversion opcode"));
Bob Moore08978312005-10-21 00:00:00 -0400290 return_ACPI_STATUS(AE_BAD_PARAMETER);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700291 }
292
Bob Moore08978312005-10-21 00:00:00 -0400293 count--;
294 info++;
295 }
Robert Moore44f6c012005-04-18 22:49:35 -0400296
Bob Moore08978312005-10-21 00:00:00 -0400297 exit:
298 if (!flags_mode) {
Bob Moore52fc0b02006-10-02 00:00:00 -0400299
Bob Mooreea936b72006-02-17 00:00:00 -0500300 /* Round the resource struct length up to the next boundary (32 or 64) */
Linus Torvalds1da177e2005-04-16 15:20:36 -0700301
Bob Moore52fc0b02006-10-02 00:00:00 -0400302 resource->length =
Bob Mooreea936b72006-02-17 00:00:00 -0500303 (u32) ACPI_ROUND_UP_TO_NATIVE_WORD(resource->length);
Bob Moore08978312005-10-21 00:00:00 -0400304 }
305 return_ACPI_STATUS(AE_OK);
306}
307
308/*******************************************************************************
309 *
310 * FUNCTION: acpi_rs_convert_resource_to_aml
311 *
312 * PARAMETERS: Resource - Pointer to the resource descriptor
313 * Aml - Where the AML descriptor is returned
314 * Info - Pointer to appropriate conversion table
315 *
316 * RETURN: Status
317 *
318 * DESCRIPTION: Convert an internal resource descriptor to the corresponding
319 * external AML resource descriptor.
320 *
321 ******************************************************************************/
322
323acpi_status
324acpi_rs_convert_resource_to_aml(struct acpi_resource *resource,
325 union aml_resource *aml,
326 struct acpi_rsconvert_info *info)
327{
328 void *source = NULL;
329 void *destination;
330 acpi_rsdesc_size aml_length = 0;
331 u8 count;
332 u16 temp16 = 0;
333 u16 item_count = 0;
334
Bob Mooreb229cf92006-04-21 17:15:00 -0400335 ACPI_FUNCTION_TRACE(rs_convert_resource_to_aml);
Bob Moore08978312005-10-21 00:00:00 -0400336
Bob Moore08978312005-10-21 00:00:00 -0400337 /*
338 * First table entry must be ACPI_RSC_INITxxx and must contain the
339 * table length (# of table entries)
340 */
341 count = INIT_TABLE_LENGTH(info);
342
343 while (count) {
344 /*
345 * Source is the internal resource descriptor,
346 * destination is the external AML byte stream buffer
347 */
Bob Moorec51a4de2005-11-17 13:07:00 -0500348 source = ACPI_ADD_PTR(void, resource, info->resource_offset);
349 destination = ACPI_ADD_PTR(void, aml, info->aml_offset);
Bob Moore08978312005-10-21 00:00:00 -0400350
351 switch (info->opcode) {
352 case ACPI_RSC_INITSET:
353
354 ACPI_MEMSET(aml, 0, INIT_RESOURCE_LENGTH(info));
355 aml_length = INIT_RESOURCE_LENGTH(info);
356 acpi_rs_set_resource_header(INIT_RESOURCE_TYPE(info),
357 aml_length, aml);
358 break;
359
360 case ACPI_RSC_INITGET:
361 break;
362
363 case ACPI_RSC_FLAGINIT:
364 /*
365 * Clear the flag byte
366 */
Bob Moorec51a4de2005-11-17 13:07:00 -0500367 ACPI_SET8(destination) = 0;
Bob Moore08978312005-10-21 00:00:00 -0400368 break;
369
370 case ACPI_RSC_1BITFLAG:
371 /*
372 * Mask and shift the flag bit
373 */
Bob Moorec51a4de2005-11-17 13:07:00 -0500374 ACPI_SET8(destination) |= (u8)
375 ((ACPI_GET8(source) & 0x01) << info->value);
Bob Moore08978312005-10-21 00:00:00 -0400376 break;
377
378 case ACPI_RSC_2BITFLAG:
379 /*
380 * Mask and shift the flag bits
381 */
Bob Moorec51a4de2005-11-17 13:07:00 -0500382 ACPI_SET8(destination) |= (u8)
383 ((ACPI_GET8(source) & 0x03) << info->value);
Bob Moore08978312005-10-21 00:00:00 -0400384 break;
385
386 case ACPI_RSC_COUNT:
387
Bob Moorec51a4de2005-11-17 13:07:00 -0500388 item_count = ACPI_GET8(source);
389 ACPI_SET8(destination) = (u8) item_count;
Bob Moore08978312005-10-21 00:00:00 -0400390
Bob Moorec51a4de2005-11-17 13:07:00 -0500391 aml_length =
392 (u16) (aml_length +
393 (info->value * (item_count - 1)));
Bob Moore08978312005-10-21 00:00:00 -0400394 break;
395
396 case ACPI_RSC_COUNT16:
397
Bob Moorec51a4de2005-11-17 13:07:00 -0500398 item_count = ACPI_GET16(source);
Bob Moore08978312005-10-21 00:00:00 -0400399 aml_length = (u16) (aml_length + item_count);
400 acpi_rs_set_resource_length(aml_length, aml);
401 break;
402
403 case ACPI_RSC_LENGTH:
404
405 acpi_rs_set_resource_length(info->value, aml);
406 break;
407
408 case ACPI_RSC_MOVE8:
409 case ACPI_RSC_MOVE16:
410 case ACPI_RSC_MOVE32:
411 case ACPI_RSC_MOVE64:
412
413 if (info->value) {
414 item_count = info->value;
415 }
416 acpi_rs_move_data(destination, source, item_count,
417 info->opcode);
418 break;
419
420 case ACPI_RSC_ADDRESS:
421
422 /* Set the Resource Type, General Flags, and Type-Specific Flags */
423
424 acpi_rs_set_address_common(aml, resource);
425 break;
426
427 case ACPI_RSC_SOURCEX:
428 /*
429 * Optional resource_source (Index and String)
430 */
431 aml_length =
432 acpi_rs_set_resource_source(aml,
433 (acpi_rs_length)
434 aml_length, source);
435 acpi_rs_set_resource_length(aml_length, aml);
436 break;
437
438 case ACPI_RSC_SOURCE:
439 /*
440 * Optional resource_source (Index and String). This is the more
441 * complicated case used by the Interrupt() macro
442 */
443 aml_length =
444 acpi_rs_set_resource_source(aml, info->value,
445 source);
446 acpi_rs_set_resource_length(aml_length, aml);
447 break;
448
449 case ACPI_RSC_BITMASK:
450 /*
451 * 8-bit encoded bitmask (DMA macro)
452 */
Bob Moorec51a4de2005-11-17 13:07:00 -0500453 ACPI_SET8(destination) = (u8)
Bob Moore08978312005-10-21 00:00:00 -0400454 acpi_rs_encode_bitmask(source,
Bob Moorec51a4de2005-11-17 13:07:00 -0500455 *ACPI_ADD_PTR(u8, resource,
456 info->value));
Bob Moore08978312005-10-21 00:00:00 -0400457 break;
458
459 case ACPI_RSC_BITMASK16:
460 /*
461 * 16-bit encoded bitmask (IRQ macro)
462 */
Bob Moorec51a4de2005-11-17 13:07:00 -0500463 temp16 = acpi_rs_encode_bitmask(source,
464 *ACPI_ADD_PTR(u8,
465 resource,
466 info->
467 value));
Bob Moore08978312005-10-21 00:00:00 -0400468 ACPI_MOVE_16_TO_16(destination, &temp16);
469 break;
470
471 case ACPI_RSC_EXIT_LE:
472 /*
473 * Control - Exit conversion if less than or equal
474 */
475 if (item_count <= info->value) {
476 goto exit;
477 }
478 break;
479
480 case ACPI_RSC_EXIT_NE:
481 /*
482 * Control - Exit conversion if not equal
483 */
484 switch (COMPARE_OPCODE(info)) {
485 case ACPI_RSC_COMPARE_VALUE:
Bob Moorec51a4de2005-11-17 13:07:00 -0500486
487 if (*ACPI_ADD_PTR(u8, resource,
488 COMPARE_TARGET(info)) !=
Bob Moore08978312005-10-21 00:00:00 -0400489 COMPARE_VALUE(info)) {
490 goto exit;
491 }
492 break;
493
494 default:
Bob Mooreb8e4d892006-01-27 16:43:00 -0500495
496 ACPI_ERROR((AE_INFO,
497 "Invalid conversion sub-opcode"));
Bob Moore08978312005-10-21 00:00:00 -0400498 return_ACPI_STATUS(AE_BAD_PARAMETER);
499 }
500 break;
501
502 default:
503
Bob Mooreb8e4d892006-01-27 16:43:00 -0500504 ACPI_ERROR((AE_INFO, "Invalid conversion opcode"));
Bob Moore08978312005-10-21 00:00:00 -0400505 return_ACPI_STATUS(AE_BAD_PARAMETER);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700506 }
Bob Moore50eca3e2005-09-30 19:03:00 -0400507
Bob Moore08978312005-10-21 00:00:00 -0400508 count--;
509 info++;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700510 }
511
Bob Moore08978312005-10-21 00:00:00 -0400512 exit:
Len Brown4be44fc2005-08-05 00:44:28 -0400513 return_ACPI_STATUS(AE_OK);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700514}
515
Bob Moore08978312005-10-21 00:00:00 -0400516#if 0
517/* Previous resource validations */
Linus Torvalds1da177e2005-04-16 15:20:36 -0700518
Bob Moore08978312005-10-21 00:00:00 -0400519if (aml->ext_address64.revision_iD != AML_RESOURCE_EXTENDED_ADDRESS_REVISION) {
520 return_ACPI_STATUS(AE_SUPPORT);
521}
Linus Torvalds1da177e2005-04-16 15:20:36 -0700522
Bob Moore08978312005-10-21 00:00:00 -0400523if (resource->data.start_dpf.performance_robustness >= 3) {
524 return_ACPI_STATUS(AE_AML_BAD_RESOURCE_VALUE);
525}
526
527if (((aml->irq.flags & 0x09) == 0x00) || ((aml->irq.flags & 0x09) == 0x09)) {
Linus Torvalds1da177e2005-04-16 15:20:36 -0700528 /*
Bob Moore08978312005-10-21 00:00:00 -0400529 * Only [active_high, edge_sensitive] or [active_low, level_sensitive]
530 * polarity/trigger interrupts are allowed (ACPI spec, section
531 * "IRQ Format"), so 0x00 and 0x09 are illegal.
Linus Torvalds1da177e2005-04-16 15:20:36 -0700532 */
Bob Mooreb8e4d892006-01-27 16:43:00 -0500533 ACPI_ERROR((AE_INFO,
534 "Invalid interrupt polarity/trigger in resource list, %X",
535 aml->irq.flags));
Bob Moore08978312005-10-21 00:00:00 -0400536 return_ACPI_STATUS(AE_BAD_DATA);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700537}
538
Bob Moore08978312005-10-21 00:00:00 -0400539resource->data.extended_irq.interrupt_count = temp8;
540if (temp8 < 1) {
Bob Moore52fc0b02006-10-02 00:00:00 -0400541
Bob Moore08978312005-10-21 00:00:00 -0400542 /* Must have at least one IRQ */
Linus Torvalds1da177e2005-04-16 15:20:36 -0700543
Bob Moore08978312005-10-21 00:00:00 -0400544 return_ACPI_STATUS(AE_AML_BAD_RESOURCE_LENGTH);
Bob Moore50eca3e2005-09-30 19:03:00 -0400545}
Robert Moore44f6c012005-04-18 22:49:35 -0400546
Bob Moore08978312005-10-21 00:00:00 -0400547if (resource->data.dma.transfer == 0x03) {
Bob Mooreb8e4d892006-01-27 16:43:00 -0500548 ACPI_ERROR((AE_INFO, "Invalid DMA.Transfer preference (3)"));
Bob Moore08978312005-10-21 00:00:00 -0400549 return_ACPI_STATUS(AE_BAD_DATA);
Bob Moore50eca3e2005-09-30 19:03:00 -0400550}
Bob Moore08978312005-10-21 00:00:00 -0400551#endif