blob: c7081afa893aeb22529ee2a8ea89bc39261b7eb9 [file] [log] [blame]
Linus Torvalds1da177e2005-04-16 15:20:36 -07001/*******************************************************************************
2 *
3 * Module Name: rsmisc - Miscellaneous resource descriptors
4 *
5 ******************************************************************************/
6
7/*
Bob Moore6c9deb72007-02-02 19:48:24 +03008 * Copyright (C) 2000 - 2007, 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")
Bob Moore08978312005-10-21 00:00:00 -040049#define INIT_RESOURCE_TYPE(i) i->resource_offset
50#define INIT_RESOURCE_LENGTH(i) i->aml_offset
51#define INIT_TABLE_LENGTH(i) i->value
52#define COMPARE_OPCODE(i) i->resource_offset
53#define COMPARE_TARGET(i) i->aml_offset
54#define COMPARE_VALUE(i) i->value
Linus Torvalds1da177e2005-04-16 15:20:36 -070055/*******************************************************************************
56 *
Bob Moore08978312005-10-21 00:00:00 -040057 * FUNCTION: acpi_rs_convert_aml_to_resource
Linus Torvalds1da177e2005-04-16 15:20:36 -070058 *
Bob Moore50eca3e2005-09-30 19:03:00 -040059 * PARAMETERS: Resource - Pointer to the resource descriptor
60 * Aml - Where the AML descriptor is returned
Bob Moore08978312005-10-21 00:00:00 -040061 * Info - Pointer to appropriate conversion table
Linus Torvalds1da177e2005-04-16 15:20:36 -070062 *
63 * RETURN: Status
64 *
Bob Moore08978312005-10-21 00:00:00 -040065 * DESCRIPTION: Convert an external AML resource descriptor to the corresponding
66 * internal resource descriptor
Linus Torvalds1da177e2005-04-16 15:20:36 -070067 *
68 ******************************************************************************/
Linus Torvalds1da177e2005-04-16 15:20:36 -070069acpi_status
Bob Moore08978312005-10-21 00:00:00 -040070acpi_rs_convert_aml_to_resource(struct acpi_resource *resource,
71 union aml_resource *aml,
72 struct acpi_rsconvert_info *info)
Linus Torvalds1da177e2005-04-16 15:20:36 -070073{
Bob Moore08978312005-10-21 00:00:00 -040074 acpi_rs_length aml_resource_length;
75 void *source;
76 void *destination;
77 char *target;
78 u8 count;
79 u8 flags_mode = FALSE;
80 u16 item_count = 0;
81 u16 temp16 = 0;
Linus Torvalds1da177e2005-04-16 15:20:36 -070082
Bob Mooreb229cf92006-04-21 17:15:00 -040083 ACPI_FUNCTION_TRACE(rs_convert_aml_to_resource);
Linus Torvalds1da177e2005-04-16 15:20:36 -070084
Bob Moore08978312005-10-21 00:00:00 -040085 if (((acpi_native_uint) resource) & 0x3) {
Bob Moore52fc0b02006-10-02 00:00:00 -040086
Bob Mooreb8e4d892006-01-27 16:43:00 -050087 /* Each internal resource struct is expected to be 32-bit aligned */
88
89 ACPI_WARNING((AE_INFO,
90 "Misaligned resource pointer (get): %p Type %2.2X Len %X",
91 resource, resource->type, resource->length));
Linus Torvalds1da177e2005-04-16 15:20:36 -070092 }
93
Bob Moore08978312005-10-21 00:00:00 -040094 /* Extract the resource Length field (does not include header length) */
Linus Torvalds1da177e2005-04-16 15:20:36 -070095
Bob Moore08978312005-10-21 00:00:00 -040096 aml_resource_length = acpi_ut_get_resource_length(aml);
Linus Torvalds1da177e2005-04-16 15:20:36 -070097
98 /*
Bob Moore08978312005-10-21 00:00:00 -040099 * First table entry must be ACPI_RSC_INITxxx and must contain the
100 * table length (# of table entries)
Linus Torvalds1da177e2005-04-16 15:20:36 -0700101 */
Bob Moore08978312005-10-21 00:00:00 -0400102 count = INIT_TABLE_LENGTH(info);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700103
Bob Moore08978312005-10-21 00:00:00 -0400104 while (count) {
105 /*
106 * Source is the external AML byte stream buffer,
107 * destination is the internal resource descriptor
108 */
Bob Moorec51a4de2005-11-17 13:07:00 -0500109 source = ACPI_ADD_PTR(void, aml, info->aml_offset);
110 destination =
111 ACPI_ADD_PTR(void, resource, info->resource_offset);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700112
Bob Moore08978312005-10-21 00:00:00 -0400113 switch (info->opcode) {
114 case ACPI_RSC_INITGET:
115 /*
116 * Get the resource type and the initial (minimum) length
117 */
118 ACPI_MEMSET(resource, 0, INIT_RESOURCE_LENGTH(info));
119 resource->type = INIT_RESOURCE_TYPE(info);
120 resource->length = INIT_RESOURCE_LENGTH(info);
121 break;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700122
Bob Moore08978312005-10-21 00:00:00 -0400123 case ACPI_RSC_INITSET:
124 break;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700125
Bob Moore08978312005-10-21 00:00:00 -0400126 case ACPI_RSC_FLAGINIT:
Robert Moore44f6c012005-04-18 22:49:35 -0400127
Bob Moore08978312005-10-21 00:00:00 -0400128 flags_mode = TRUE;
129 break;
Robert Moore44f6c012005-04-18 22:49:35 -0400130
Bob Moore08978312005-10-21 00:00:00 -0400131 case ACPI_RSC_1BITFLAG:
132 /*
133 * Mask and shift the flag bit
134 */
Bob Moorec51a4de2005-11-17 13:07:00 -0500135 ACPI_SET8(destination) = (u8)
136 ((ACPI_GET8(source) >> info->value) & 0x01);
Bob Moore08978312005-10-21 00:00:00 -0400137 break;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700138
Bob Moore08978312005-10-21 00:00:00 -0400139 case ACPI_RSC_2BITFLAG:
140 /*
141 * Mask and shift the flag bits
142 */
Bob Moorec51a4de2005-11-17 13:07:00 -0500143 ACPI_SET8(destination) = (u8)
144 ((ACPI_GET8(source) >> info->value) & 0x03);
Bob Moore08978312005-10-21 00:00:00 -0400145 break;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700146
Bob Moore08978312005-10-21 00:00:00 -0400147 case ACPI_RSC_COUNT:
Bob Moore50eca3e2005-09-30 19:03:00 -0400148
Bob Moorec51a4de2005-11-17 13:07:00 -0500149 item_count = ACPI_GET8(source);
150 ACPI_SET8(destination) = (u8) item_count;
Robert Moore44f6c012005-04-18 22:49:35 -0400151
Bob Moore08978312005-10-21 00:00:00 -0400152 resource->length = resource->length +
153 (info->value * (item_count - 1));
154 break;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700155
Bob Moore08978312005-10-21 00:00:00 -0400156 case ACPI_RSC_COUNT16:
Bob Moore50eca3e2005-09-30 19:03:00 -0400157
Bob Moore08978312005-10-21 00:00:00 -0400158 item_count = aml_resource_length;
Bob Moorec51a4de2005-11-17 13:07:00 -0500159 ACPI_SET16(destination) = item_count;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700160
Bob Moore08978312005-10-21 00:00:00 -0400161 resource->length = resource->length +
162 (info->value * (item_count - 1));
163 break;
Robert Moore44f6c012005-04-18 22:49:35 -0400164
Bob Moore08978312005-10-21 00:00:00 -0400165 case ACPI_RSC_LENGTH:
Linus Torvalds1da177e2005-04-16 15:20:36 -0700166
Bob Moore08978312005-10-21 00:00:00 -0400167 resource->length = resource->length + info->value;
168 break;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700169
Bob Moore08978312005-10-21 00:00:00 -0400170 case ACPI_RSC_MOVE8:
171 case ACPI_RSC_MOVE16:
172 case ACPI_RSC_MOVE32:
173 case ACPI_RSC_MOVE64:
174 /*
175 * Raw data move. Use the Info value field unless item_count has
176 * been previously initialized via a COUNT opcode
177 */
178 if (info->value) {
179 item_count = info->value;
180 }
181 acpi_rs_move_data(destination, source, item_count,
182 info->opcode);
183 break;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700184
Bob Moore08978312005-10-21 00:00:00 -0400185 case ACPI_RSC_SET8:
Linus Torvalds1da177e2005-04-16 15:20:36 -0700186
Bob Moore08978312005-10-21 00:00:00 -0400187 ACPI_MEMSET(destination, info->aml_offset, info->value);
188 break;
Robert Moore44f6c012005-04-18 22:49:35 -0400189
Bob Moore08978312005-10-21 00:00:00 -0400190 case ACPI_RSC_DATA8:
Linus Torvalds1da177e2005-04-16 15:20:36 -0700191
Bob Moorec51a4de2005-11-17 13:07:00 -0500192 target = ACPI_ADD_PTR(char, resource, info->value);
193 ACPI_MEMCPY(destination, source, ACPI_GET16(target));
Bob Moore08978312005-10-21 00:00:00 -0400194 break;
195
196 case ACPI_RSC_ADDRESS:
197 /*
198 * Common handler for address descriptor flags
199 */
200 if (!acpi_rs_get_address_common(resource, aml)) {
201 return_ACPI_STATUS
202 (AE_AML_INVALID_RESOURCE_TYPE);
203 }
204 break;
205
206 case ACPI_RSC_SOURCE:
207 /*
208 * Optional resource_source (Index and String)
209 */
210 resource->length +=
211 acpi_rs_get_resource_source(aml_resource_length,
212 info->value,
213 destination, aml, NULL);
214 break;
215
216 case ACPI_RSC_SOURCEX:
217 /*
218 * Optional resource_source (Index and String). This is the more
219 * complicated case used by the Interrupt() macro
220 */
221 target =
Bob Moorec51a4de2005-11-17 13:07:00 -0500222 ACPI_ADD_PTR(char, resource,
223 info->aml_offset + (item_count * 4));
Bob Moore08978312005-10-21 00:00:00 -0400224
225 resource->length +=
226 acpi_rs_get_resource_source(aml_resource_length,
227 (acpi_rs_length) (((item_count - 1) * sizeof(u32)) + info->value), destination, aml, target);
228 break;
229
230 case ACPI_RSC_BITMASK:
231 /*
232 * 8-bit encoded bitmask (DMA macro)
233 */
234 item_count =
Bob Moorec51a4de2005-11-17 13:07:00 -0500235 acpi_rs_decode_bitmask(ACPI_GET8(source),
Bob Moore08978312005-10-21 00:00:00 -0400236 destination);
237 if (item_count) {
Bob Moorec51a4de2005-11-17 13:07:00 -0500238 resource->length += (item_count - 1);
Bob Moore08978312005-10-21 00:00:00 -0400239 }
240
Bob Moorec51a4de2005-11-17 13:07:00 -0500241 target = ACPI_ADD_PTR(char, resource, info->value);
242 ACPI_SET8(target) = (u8) item_count;
Bob Moore08978312005-10-21 00:00:00 -0400243 break;
244
245 case ACPI_RSC_BITMASK16:
246 /*
247 * 16-bit encoded bitmask (IRQ macro)
248 */
249 ACPI_MOVE_16_TO_16(&temp16, source);
250
251 item_count =
252 acpi_rs_decode_bitmask(temp16, destination);
253 if (item_count) {
Bob Moorec51a4de2005-11-17 13:07:00 -0500254 resource->length += (item_count - 1);
Bob Moore08978312005-10-21 00:00:00 -0400255 }
256
Bob Moorec51a4de2005-11-17 13:07:00 -0500257 target = ACPI_ADD_PTR(char, resource, info->value);
258 ACPI_SET8(target) = (u8) item_count;
Bob Moore08978312005-10-21 00:00:00 -0400259 break;
260
261 case ACPI_RSC_EXIT_NE:
262 /*
263 * Control - Exit conversion if not equal
264 */
265 switch (info->resource_offset) {
266 case ACPI_RSC_COMPARE_AML_LENGTH:
267 if (aml_resource_length != info->value) {
268 goto exit;
269 }
270 break;
271
272 case ACPI_RSC_COMPARE_VALUE:
Bob Moorec51a4de2005-11-17 13:07:00 -0500273 if (ACPI_GET8(source) != info->value) {
Bob Moore08978312005-10-21 00:00:00 -0400274 goto exit;
275 }
276 break;
277
278 default:
Bob Mooreb8e4d892006-01-27 16:43:00 -0500279
280 ACPI_ERROR((AE_INFO,
281 "Invalid conversion sub-opcode"));
Bob Moore08978312005-10-21 00:00:00 -0400282 return_ACPI_STATUS(AE_BAD_PARAMETER);
283 }
284 break;
285
286 default:
287
Bob Mooreb8e4d892006-01-27 16:43:00 -0500288 ACPI_ERROR((AE_INFO, "Invalid conversion opcode"));
Bob Moore08978312005-10-21 00:00:00 -0400289 return_ACPI_STATUS(AE_BAD_PARAMETER);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700290 }
291
Bob Moore08978312005-10-21 00:00:00 -0400292 count--;
293 info++;
294 }
Robert Moore44f6c012005-04-18 22:49:35 -0400295
Bob Moore08978312005-10-21 00:00:00 -0400296 exit:
297 if (!flags_mode) {
Bob Moore52fc0b02006-10-02 00:00:00 -0400298
Bob Mooreea936b72006-02-17 00:00:00 -0500299 /* Round the resource struct length up to the next boundary (32 or 64) */
Linus Torvalds1da177e2005-04-16 15:20:36 -0700300
Bob Moore52fc0b02006-10-02 00:00:00 -0400301 resource->length =
Bob Mooreea936b72006-02-17 00:00:00 -0500302 (u32) ACPI_ROUND_UP_TO_NATIVE_WORD(resource->length);
Bob Moore08978312005-10-21 00:00:00 -0400303 }
304 return_ACPI_STATUS(AE_OK);
305}
306
307/*******************************************************************************
308 *
309 * FUNCTION: acpi_rs_convert_resource_to_aml
310 *
311 * PARAMETERS: Resource - Pointer to the resource descriptor
312 * Aml - Where the AML descriptor is returned
313 * Info - Pointer to appropriate conversion table
314 *
315 * RETURN: Status
316 *
317 * DESCRIPTION: Convert an internal resource descriptor to the corresponding
318 * external AML resource descriptor.
319 *
320 ******************************************************************************/
321
322acpi_status
323acpi_rs_convert_resource_to_aml(struct acpi_resource *resource,
324 union aml_resource *aml,
325 struct acpi_rsconvert_info *info)
326{
327 void *source = NULL;
328 void *destination;
329 acpi_rsdesc_size aml_length = 0;
330 u8 count;
331 u16 temp16 = 0;
332 u16 item_count = 0;
333
Bob Mooreb229cf92006-04-21 17:15:00 -0400334 ACPI_FUNCTION_TRACE(rs_convert_resource_to_aml);
Bob Moore08978312005-10-21 00:00:00 -0400335
Bob Moore08978312005-10-21 00:00:00 -0400336 /*
337 * First table entry must be ACPI_RSC_INITxxx and must contain the
338 * table length (# of table entries)
339 */
340 count = INIT_TABLE_LENGTH(info);
341
342 while (count) {
343 /*
344 * Source is the internal resource descriptor,
345 * destination is the external AML byte stream buffer
346 */
Bob Moorec51a4de2005-11-17 13:07:00 -0500347 source = ACPI_ADD_PTR(void, resource, info->resource_offset);
348 destination = ACPI_ADD_PTR(void, aml, info->aml_offset);
Bob Moore08978312005-10-21 00:00:00 -0400349
350 switch (info->opcode) {
351 case ACPI_RSC_INITSET:
352
353 ACPI_MEMSET(aml, 0, INIT_RESOURCE_LENGTH(info));
354 aml_length = INIT_RESOURCE_LENGTH(info);
355 acpi_rs_set_resource_header(INIT_RESOURCE_TYPE(info),
356 aml_length, aml);
357 break;
358
359 case ACPI_RSC_INITGET:
360 break;
361
362 case ACPI_RSC_FLAGINIT:
363 /*
364 * Clear the flag byte
365 */
Bob Moorec51a4de2005-11-17 13:07:00 -0500366 ACPI_SET8(destination) = 0;
Bob Moore08978312005-10-21 00:00:00 -0400367 break;
368
369 case ACPI_RSC_1BITFLAG:
370 /*
371 * Mask and shift the flag bit
372 */
Bob Moorec51a4de2005-11-17 13:07:00 -0500373 ACPI_SET8(destination) |= (u8)
374 ((ACPI_GET8(source) & 0x01) << info->value);
Bob Moore08978312005-10-21 00:00:00 -0400375 break;
376
377 case ACPI_RSC_2BITFLAG:
378 /*
379 * Mask and shift the flag bits
380 */
Bob Moorec51a4de2005-11-17 13:07:00 -0500381 ACPI_SET8(destination) |= (u8)
382 ((ACPI_GET8(source) & 0x03) << info->value);
Bob Moore08978312005-10-21 00:00:00 -0400383 break;
384
385 case ACPI_RSC_COUNT:
386
Bob Moorec51a4de2005-11-17 13:07:00 -0500387 item_count = ACPI_GET8(source);
388 ACPI_SET8(destination) = (u8) item_count;
Bob Moore08978312005-10-21 00:00:00 -0400389
Bob Moorec51a4de2005-11-17 13:07:00 -0500390 aml_length =
391 (u16) (aml_length +
392 (info->value * (item_count - 1)));
Bob Moore08978312005-10-21 00:00:00 -0400393 break;
394
395 case ACPI_RSC_COUNT16:
396
Bob Moorec51a4de2005-11-17 13:07:00 -0500397 item_count = ACPI_GET16(source);
Bob Moore08978312005-10-21 00:00:00 -0400398 aml_length = (u16) (aml_length + item_count);
399 acpi_rs_set_resource_length(aml_length, aml);
400 break;
401
402 case ACPI_RSC_LENGTH:
403
404 acpi_rs_set_resource_length(info->value, aml);
405 break;
406
407 case ACPI_RSC_MOVE8:
408 case ACPI_RSC_MOVE16:
409 case ACPI_RSC_MOVE32:
410 case ACPI_RSC_MOVE64:
411
412 if (info->value) {
413 item_count = info->value;
414 }
415 acpi_rs_move_data(destination, source, item_count,
416 info->opcode);
417 break;
418
419 case ACPI_RSC_ADDRESS:
420
421 /* Set the Resource Type, General Flags, and Type-Specific Flags */
422
423 acpi_rs_set_address_common(aml, resource);
424 break;
425
426 case ACPI_RSC_SOURCEX:
427 /*
428 * Optional resource_source (Index and String)
429 */
430 aml_length =
Len Brownfd350942007-05-09 23:34:35 -0400431 acpi_rs_set_resource_source(aml, (acpi_rs_length)
Bob Moore08978312005-10-21 00:00:00 -0400432 aml_length, source);
433 acpi_rs_set_resource_length(aml_length, aml);
434 break;
435
436 case ACPI_RSC_SOURCE:
437 /*
438 * Optional resource_source (Index and String). This is the more
439 * complicated case used by the Interrupt() macro
440 */
441 aml_length =
442 acpi_rs_set_resource_source(aml, info->value,
443 source);
444 acpi_rs_set_resource_length(aml_length, aml);
445 break;
446
447 case ACPI_RSC_BITMASK:
448 /*
449 * 8-bit encoded bitmask (DMA macro)
450 */
Bob Moorec51a4de2005-11-17 13:07:00 -0500451 ACPI_SET8(destination) = (u8)
Bob Moore08978312005-10-21 00:00:00 -0400452 acpi_rs_encode_bitmask(source,
Bob Moorec51a4de2005-11-17 13:07:00 -0500453 *ACPI_ADD_PTR(u8, resource,
454 info->value));
Bob Moore08978312005-10-21 00:00:00 -0400455 break;
456
457 case ACPI_RSC_BITMASK16:
458 /*
459 * 16-bit encoded bitmask (IRQ macro)
460 */
Bob Moorec51a4de2005-11-17 13:07:00 -0500461 temp16 = acpi_rs_encode_bitmask(source,
462 *ACPI_ADD_PTR(u8,
463 resource,
464 info->
465 value));
Bob Moore08978312005-10-21 00:00:00 -0400466 ACPI_MOVE_16_TO_16(destination, &temp16);
467 break;
468
469 case ACPI_RSC_EXIT_LE:
470 /*
471 * Control - Exit conversion if less than or equal
472 */
473 if (item_count <= info->value) {
474 goto exit;
475 }
476 break;
477
478 case ACPI_RSC_EXIT_NE:
479 /*
480 * Control - Exit conversion if not equal
481 */
482 switch (COMPARE_OPCODE(info)) {
483 case ACPI_RSC_COMPARE_VALUE:
Bob Moorec51a4de2005-11-17 13:07:00 -0500484
485 if (*ACPI_ADD_PTR(u8, resource,
486 COMPARE_TARGET(info)) !=
Bob Moore08978312005-10-21 00:00:00 -0400487 COMPARE_VALUE(info)) {
488 goto exit;
489 }
490 break;
491
492 default:
Bob Mooreb8e4d892006-01-27 16:43:00 -0500493
494 ACPI_ERROR((AE_INFO,
495 "Invalid conversion sub-opcode"));
Bob Moore08978312005-10-21 00:00:00 -0400496 return_ACPI_STATUS(AE_BAD_PARAMETER);
497 }
498 break;
499
500 default:
501
Bob Mooreb8e4d892006-01-27 16:43:00 -0500502 ACPI_ERROR((AE_INFO, "Invalid conversion opcode"));
Bob Moore08978312005-10-21 00:00:00 -0400503 return_ACPI_STATUS(AE_BAD_PARAMETER);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700504 }
Bob Moore50eca3e2005-09-30 19:03:00 -0400505
Bob Moore08978312005-10-21 00:00:00 -0400506 count--;
507 info++;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700508 }
509
Bob Moore08978312005-10-21 00:00:00 -0400510 exit:
Len Brown4be44fc2005-08-05 00:44:28 -0400511 return_ACPI_STATUS(AE_OK);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700512}
513
Bob Moore08978312005-10-21 00:00:00 -0400514#if 0
515/* Previous resource validations */
Linus Torvalds1da177e2005-04-16 15:20:36 -0700516
Bob Moore08978312005-10-21 00:00:00 -0400517if (aml->ext_address64.revision_iD != AML_RESOURCE_EXTENDED_ADDRESS_REVISION) {
518 return_ACPI_STATUS(AE_SUPPORT);
519}
Linus Torvalds1da177e2005-04-16 15:20:36 -0700520
Bob Moore08978312005-10-21 00:00:00 -0400521if (resource->data.start_dpf.performance_robustness >= 3) {
522 return_ACPI_STATUS(AE_AML_BAD_RESOURCE_VALUE);
523}
524
525if (((aml->irq.flags & 0x09) == 0x00) || ((aml->irq.flags & 0x09) == 0x09)) {
Linus Torvalds1da177e2005-04-16 15:20:36 -0700526 /*
Bob Moore08978312005-10-21 00:00:00 -0400527 * Only [active_high, edge_sensitive] or [active_low, level_sensitive]
528 * polarity/trigger interrupts are allowed (ACPI spec, section
529 * "IRQ Format"), so 0x00 and 0x09 are illegal.
Linus Torvalds1da177e2005-04-16 15:20:36 -0700530 */
Bob Mooreb8e4d892006-01-27 16:43:00 -0500531 ACPI_ERROR((AE_INFO,
532 "Invalid interrupt polarity/trigger in resource list, %X",
533 aml->irq.flags));
Bob Moore08978312005-10-21 00:00:00 -0400534 return_ACPI_STATUS(AE_BAD_DATA);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700535}
536
Bob Moore08978312005-10-21 00:00:00 -0400537resource->data.extended_irq.interrupt_count = temp8;
538if (temp8 < 1) {
Bob Moore52fc0b02006-10-02 00:00:00 -0400539
Bob Moore08978312005-10-21 00:00:00 -0400540 /* Must have at least one IRQ */
Linus Torvalds1da177e2005-04-16 15:20:36 -0700541
Bob Moore08978312005-10-21 00:00:00 -0400542 return_ACPI_STATUS(AE_AML_BAD_RESOURCE_LENGTH);
Bob Moore50eca3e2005-09-30 19:03:00 -0400543}
Robert Moore44f6c012005-04-18 22:49:35 -0400544
Bob Moore08978312005-10-21 00:00:00 -0400545if (resource->data.dma.transfer == 0x03) {
Bob Mooreb8e4d892006-01-27 16:43:00 -0500546 ACPI_ERROR((AE_INFO, "Invalid DMA.Transfer preference (3)"));
Bob Moore08978312005-10-21 00:00:00 -0400547 return_ACPI_STATUS(AE_BAD_DATA);
Bob Moore50eca3e2005-09-30 19:03:00 -0400548}
Bob Moore08978312005-10-21 00:00:00 -0400549#endif