Commit | Line | Data |
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1da177e4 LT |
1 | /******************************************************************************* |
2 | * | |
3 | * Module Name: rsmisc - Miscellaneous resource descriptors | |
4 | * | |
5 | ******************************************************************************/ | |
6 | ||
7 | /* | |
25f044e6 | 8 | * Copyright (C) 2000 - 2013, Intel Corp. |
1da177e4 LT |
9 | * 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 | ||
1da177e4 | 44 | #include <acpi/acpi.h> |
e2f7a777 LB |
45 | #include "accommon.h" |
46 | #include "acresrc.h" | |
1da177e4 LT |
47 | |
48 | #define _COMPONENT ACPI_RESOURCES | |
4be44fcd | 49 | ACPI_MODULE_NAME("rsmisc") |
0897831b BM |
50 | #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 | |
bda663d3 RM |
56 | /******************************************************************************* |
57 | * | |
0897831b | 58 | * FUNCTION: acpi_rs_convert_aml_to_resource |
bda663d3 | 59 | * |
ba494bee BM |
60 | * PARAMETERS: resource - Pointer to the resource descriptor |
61 | * aml - Where the AML descriptor is returned | |
62 | * info - Pointer to appropriate conversion table | |
bda663d3 RM |
63 | * |
64 | * RETURN: Status | |
65 | * | |
0897831b BM |
66 | * DESCRIPTION: Convert an external AML resource descriptor to the corresponding |
67 | * internal resource descriptor | |
1da177e4 LT |
68 | * |
69 | ******************************************************************************/ | |
1da177e4 | 70 | acpi_status |
0897831b BM |
71 | acpi_rs_convert_aml_to_resource(struct acpi_resource *resource, |
72 | union aml_resource *aml, | |
73 | struct acpi_rsconvert_info *info) | |
1da177e4 | 74 | { |
0897831b BM |
75 | 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; | |
83 | ||
b229cf92 | 84 | ACPI_FUNCTION_TRACE(rs_convert_aml_to_resource); |
0897831b | 85 | |
e0fe0a8d LM |
86 | if (!info) { |
87 | return_ACPI_STATUS(AE_BAD_PARAMETER); | |
88 | } | |
89 | ||
67a119f9 | 90 | if (((acpi_size) resource) & 0x3) { |
52fc0b02 | 91 | |
b8e4d893 BM |
92 | /* Each internal resource struct is expected to be 32-bit aligned */ |
93 | ||
94 | ACPI_WARNING((AE_INFO, | |
f6a22b0b | 95 | "Misaligned resource pointer (get): %p Type 0x%2.2X Length %u", |
b8e4d893 | 96 | resource, resource->type, resource->length)); |
0897831b | 97 | } |
44f6c012 | 98 | |
0897831b | 99 | /* Extract the resource Length field (does not include header length) */ |
1da177e4 | 100 | |
0897831b | 101 | aml_resource_length = acpi_ut_get_resource_length(aml); |
44f6c012 | 102 | |
0897831b BM |
103 | /* |
104 | * First table entry must be ACPI_RSC_INITxxx and must contain the | |
105 | * table length (# of table entries) | |
106 | */ | |
107 | count = INIT_TABLE_LENGTH(info); | |
0897831b BM |
108 | while (count) { |
109 | /* | |
110 | * Source is the external AML byte stream buffer, | |
111 | * destination is the internal resource descriptor | |
112 | */ | |
c51a4de8 BM |
113 | source = ACPI_ADD_PTR(void, aml, info->aml_offset); |
114 | destination = | |
115 | ACPI_ADD_PTR(void, resource, info->resource_offset); | |
0897831b BM |
116 | |
117 | switch (info->opcode) { | |
118 | case ACPI_RSC_INITGET: | |
119 | /* | |
120 | * Get the resource type and the initial (minimum) length | |
121 | */ | |
122 | ACPI_MEMSET(resource, 0, INIT_RESOURCE_LENGTH(info)); | |
123 | resource->type = INIT_RESOURCE_TYPE(info); | |
124 | resource->length = INIT_RESOURCE_LENGTH(info); | |
125 | break; | |
126 | ||
127 | case ACPI_RSC_INITSET: | |
128 | break; | |
129 | ||
130 | case ACPI_RSC_FLAGINIT: | |
131 | ||
132 | flags_mode = TRUE; | |
133 | break; | |
134 | ||
135 | case ACPI_RSC_1BITFLAG: | |
136 | /* | |
137 | * Mask and shift the flag bit | |
138 | */ | |
57bf6aef LZ |
139 | ACPI_SET8(destination, |
140 | ((ACPI_GET8(source) >> info->value) & 0x01)); | |
0897831b BM |
141 | break; |
142 | ||
143 | case ACPI_RSC_2BITFLAG: | |
144 | /* | |
145 | * Mask and shift the flag bits | |
146 | */ | |
57bf6aef LZ |
147 | ACPI_SET8(destination, |
148 | ((ACPI_GET8(source) >> info->value) & 0x03)); | |
0897831b BM |
149 | break; |
150 | ||
e0fe0a8d LM |
151 | case ACPI_RSC_3BITFLAG: |
152 | /* | |
153 | * Mask and shift the flag bits | |
154 | */ | |
57bf6aef LZ |
155 | ACPI_SET8(destination, |
156 | ((ACPI_GET8(source) >> info->value) & 0x07)); | |
e0fe0a8d LM |
157 | break; |
158 | ||
0897831b BM |
159 | case ACPI_RSC_COUNT: |
160 | ||
c51a4de8 | 161 | item_count = ACPI_GET8(source); |
57bf6aef | 162 | ACPI_SET8(destination, item_count); |
0897831b BM |
163 | |
164 | resource->length = resource->length + | |
165 | (info->value * (item_count - 1)); | |
166 | break; | |
167 | ||
168 | case ACPI_RSC_COUNT16: | |
169 | ||
170 | item_count = aml_resource_length; | |
57bf6aef | 171 | ACPI_SET16(destination, item_count); |
0897831b BM |
172 | |
173 | resource->length = resource->length + | |
174 | (info->value * (item_count - 1)); | |
175 | break; | |
176 | ||
e0fe0a8d LM |
177 | case ACPI_RSC_COUNT_GPIO_PIN: |
178 | ||
179 | target = ACPI_ADD_PTR(void, aml, info->value); | |
180 | item_count = ACPI_GET16(target) - ACPI_GET16(source); | |
181 | ||
182 | resource->length = resource->length + item_count; | |
183 | item_count = item_count / 2; | |
57bf6aef | 184 | ACPI_SET16(destination, item_count); |
e0fe0a8d LM |
185 | break; |
186 | ||
187 | case ACPI_RSC_COUNT_GPIO_VEN: | |
188 | ||
189 | item_count = ACPI_GET8(source); | |
57bf6aef | 190 | ACPI_SET8(destination, item_count); |
e0fe0a8d LM |
191 | |
192 | resource->length = resource->length + | |
193 | (info->value * item_count); | |
194 | break; | |
195 | ||
196 | case ACPI_RSC_COUNT_GPIO_RES: | |
e0fe0a8d LM |
197 | /* |
198 | * Vendor data is optional (length/offset may both be zero) | |
199 | * Examine vendor data length field first | |
200 | */ | |
201 | target = ACPI_ADD_PTR(void, aml, (info->value + 2)); | |
202 | if (ACPI_GET16(target)) { | |
203 | ||
204 | /* Use vendor offset to get resource source length */ | |
205 | ||
206 | target = ACPI_ADD_PTR(void, aml, info->value); | |
207 | item_count = | |
208 | ACPI_GET16(target) - ACPI_GET16(source); | |
209 | } else { | |
210 | /* No vendor data to worry about */ | |
211 | ||
212 | item_count = aml->large_header.resource_length + | |
213 | sizeof(struct aml_resource_large_header) - | |
214 | ACPI_GET16(source); | |
215 | } | |
216 | ||
217 | resource->length = resource->length + item_count; | |
57bf6aef | 218 | ACPI_SET16(destination, item_count); |
e0fe0a8d LM |
219 | break; |
220 | ||
221 | case ACPI_RSC_COUNT_SERIAL_VEN: | |
222 | ||
223 | item_count = ACPI_GET16(source) - info->value; | |
224 | ||
225 | resource->length = resource->length + item_count; | |
57bf6aef | 226 | ACPI_SET16(destination, item_count); |
e0fe0a8d LM |
227 | break; |
228 | ||
229 | case ACPI_RSC_COUNT_SERIAL_RES: | |
230 | ||
231 | item_count = (aml_resource_length + | |
232 | sizeof(struct aml_resource_large_header)) | |
233 | - ACPI_GET16(source) - info->value; | |
234 | ||
235 | resource->length = resource->length + item_count; | |
57bf6aef | 236 | ACPI_SET16(destination, item_count); |
e0fe0a8d LM |
237 | break; |
238 | ||
0897831b BM |
239 | case ACPI_RSC_LENGTH: |
240 | ||
241 | resource->length = resource->length + info->value; | |
242 | break; | |
243 | ||
244 | case ACPI_RSC_MOVE8: | |
245 | case ACPI_RSC_MOVE16: | |
246 | case ACPI_RSC_MOVE32: | |
247 | case ACPI_RSC_MOVE64: | |
248 | /* | |
249 | * Raw data move. Use the Info value field unless item_count has | |
250 | * been previously initialized via a COUNT opcode | |
251 | */ | |
252 | if (info->value) { | |
253 | item_count = info->value; | |
254 | } | |
255 | acpi_rs_move_data(destination, source, item_count, | |
256 | info->opcode); | |
257 | break; | |
258 | ||
e0fe0a8d LM |
259 | case ACPI_RSC_MOVE_GPIO_PIN: |
260 | ||
261 | /* Generate and set the PIN data pointer */ | |
262 | ||
263 | target = (char *)ACPI_ADD_PTR(void, resource, | |
264 | (resource->length - | |
265 | item_count * 2)); | |
266 | *(u16 **)destination = ACPI_CAST_PTR(u16, target); | |
267 | ||
268 | /* Copy the PIN data */ | |
269 | ||
270 | source = ACPI_ADD_PTR(void, aml, ACPI_GET16(source)); | |
271 | acpi_rs_move_data(target, source, item_count, | |
272 | info->opcode); | |
273 | break; | |
274 | ||
275 | case ACPI_RSC_MOVE_GPIO_RES: | |
276 | ||
277 | /* Generate and set the resource_source string pointer */ | |
278 | ||
279 | target = (char *)ACPI_ADD_PTR(void, resource, | |
280 | (resource->length - | |
281 | item_count)); | |
282 | *(u8 **)destination = ACPI_CAST_PTR(u8, target); | |
283 | ||
284 | /* Copy the resource_source string */ | |
285 | ||
286 | source = ACPI_ADD_PTR(void, aml, ACPI_GET16(source)); | |
287 | acpi_rs_move_data(target, source, item_count, | |
288 | info->opcode); | |
289 | break; | |
290 | ||
291 | case ACPI_RSC_MOVE_SERIAL_VEN: | |
292 | ||
293 | /* Generate and set the Vendor Data pointer */ | |
294 | ||
295 | target = (char *)ACPI_ADD_PTR(void, resource, | |
296 | (resource->length - | |
297 | item_count)); | |
298 | *(u8 **)destination = ACPI_CAST_PTR(u8, target); | |
299 | ||
300 | /* Copy the Vendor Data */ | |
301 | ||
302 | source = ACPI_ADD_PTR(void, aml, info->value); | |
303 | acpi_rs_move_data(target, source, item_count, | |
304 | info->opcode); | |
305 | break; | |
306 | ||
307 | case ACPI_RSC_MOVE_SERIAL_RES: | |
308 | ||
309 | /* Generate and set the resource_source string pointer */ | |
310 | ||
311 | target = (char *)ACPI_ADD_PTR(void, resource, | |
312 | (resource->length - | |
313 | item_count)); | |
314 | *(u8 **)destination = ACPI_CAST_PTR(u8, target); | |
315 | ||
316 | /* Copy the resource_source string */ | |
317 | ||
318 | source = | |
319 | ACPI_ADD_PTR(void, aml, | |
320 | (ACPI_GET16(source) + info->value)); | |
321 | acpi_rs_move_data(target, source, item_count, | |
322 | info->opcode); | |
323 | break; | |
324 | ||
0897831b BM |
325 | case ACPI_RSC_SET8: |
326 | ||
327 | ACPI_MEMSET(destination, info->aml_offset, info->value); | |
328 | break; | |
329 | ||
330 | case ACPI_RSC_DATA8: | |
331 | ||
c51a4de8 BM |
332 | target = ACPI_ADD_PTR(char, resource, info->value); |
333 | ACPI_MEMCPY(destination, source, ACPI_GET16(target)); | |
0897831b BM |
334 | break; |
335 | ||
336 | case ACPI_RSC_ADDRESS: | |
337 | /* | |
338 | * Common handler for address descriptor flags | |
339 | */ | |
340 | if (!acpi_rs_get_address_common(resource, aml)) { | |
341 | return_ACPI_STATUS | |
342 | (AE_AML_INVALID_RESOURCE_TYPE); | |
343 | } | |
344 | break; | |
345 | ||
346 | case ACPI_RSC_SOURCE: | |
347 | /* | |
348 | * Optional resource_source (Index and String) | |
349 | */ | |
350 | resource->length += | |
351 | acpi_rs_get_resource_source(aml_resource_length, | |
352 | info->value, | |
353 | destination, aml, NULL); | |
354 | break; | |
355 | ||
356 | case ACPI_RSC_SOURCEX: | |
357 | /* | |
358 | * Optional resource_source (Index and String). This is the more | |
359 | * complicated case used by the Interrupt() macro | |
360 | */ | |
e0fe0a8d LM |
361 | target = ACPI_ADD_PTR(char, resource, |
362 | info->aml_offset + | |
363 | (item_count * 4)); | |
0897831b BM |
364 | |
365 | resource->length += | |
366 | acpi_rs_get_resource_source(aml_resource_length, | |
e0fe0a8d LM |
367 | (acpi_rs_length) |
368 | (((item_count - | |
369 | 1) * sizeof(u32)) + | |
370 | info->value), | |
371 | destination, aml, | |
372 | target); | |
0897831b BM |
373 | break; |
374 | ||
375 | case ACPI_RSC_BITMASK: | |
376 | /* | |
377 | * 8-bit encoded bitmask (DMA macro) | |
378 | */ | |
379 | item_count = | |
c51a4de8 | 380 | acpi_rs_decode_bitmask(ACPI_GET8(source), |
0897831b BM |
381 | destination); |
382 | if (item_count) { | |
c51a4de8 | 383 | resource->length += (item_count - 1); |
0897831b BM |
384 | } |
385 | ||
c51a4de8 | 386 | target = ACPI_ADD_PTR(char, resource, info->value); |
57bf6aef | 387 | ACPI_SET8(target, item_count); |
0897831b BM |
388 | break; |
389 | ||
390 | case ACPI_RSC_BITMASK16: | |
391 | /* | |
392 | * 16-bit encoded bitmask (IRQ macro) | |
393 | */ | |
394 | ACPI_MOVE_16_TO_16(&temp16, source); | |
395 | ||
396 | item_count = | |
397 | acpi_rs_decode_bitmask(temp16, destination); | |
398 | if (item_count) { | |
c51a4de8 | 399 | resource->length += (item_count - 1); |
0897831b BM |
400 | } |
401 | ||
c51a4de8 | 402 | target = ACPI_ADD_PTR(char, resource, info->value); |
57bf6aef | 403 | ACPI_SET8(target, item_count); |
0897831b BM |
404 | break; |
405 | ||
406 | case ACPI_RSC_EXIT_NE: | |
407 | /* | |
ba494bee | 408 | * control - Exit conversion if not equal |
0897831b BM |
409 | */ |
410 | switch (info->resource_offset) { | |
411 | case ACPI_RSC_COMPARE_AML_LENGTH: | |
1d1ea1b7 | 412 | |
0897831b BM |
413 | if (aml_resource_length != info->value) { |
414 | goto exit; | |
415 | } | |
416 | break; | |
417 | ||
418 | case ACPI_RSC_COMPARE_VALUE: | |
1d1ea1b7 | 419 | |
c51a4de8 | 420 | if (ACPI_GET8(source) != info->value) { |
0897831b BM |
421 | goto exit; |
422 | } | |
423 | break; | |
424 | ||
425 | default: | |
b8e4d893 BM |
426 | |
427 | ACPI_ERROR((AE_INFO, | |
428 | "Invalid conversion sub-opcode")); | |
0897831b BM |
429 | return_ACPI_STATUS(AE_BAD_PARAMETER); |
430 | } | |
431 | break; | |
432 | ||
433 | default: | |
434 | ||
b8e4d893 | 435 | ACPI_ERROR((AE_INFO, "Invalid conversion opcode")); |
0897831b BM |
436 | return_ACPI_STATUS(AE_BAD_PARAMETER); |
437 | } | |
1da177e4 | 438 | |
0897831b BM |
439 | count--; |
440 | info++; | |
50eca3eb | 441 | } |
44f6c012 | 442 | |
0897831b BM |
443 | exit: |
444 | if (!flags_mode) { | |
52fc0b02 | 445 | |
ea936b78 | 446 | /* Round the resource struct length up to the next boundary (32 or 64) */ |
44f6c012 | 447 | |
52fc0b02 | 448 | resource->length = |
ea936b78 | 449 | (u32) ACPI_ROUND_UP_TO_NATIVE_WORD(resource->length); |
0897831b | 450 | } |
4be44fcd | 451 | return_ACPI_STATUS(AE_OK); |
1da177e4 LT |
452 | } |
453 | ||
1da177e4 LT |
454 | /******************************************************************************* |
455 | * | |
0897831b | 456 | * FUNCTION: acpi_rs_convert_resource_to_aml |
1da177e4 | 457 | * |
ba494bee BM |
458 | * PARAMETERS: resource - Pointer to the resource descriptor |
459 | * aml - Where the AML descriptor is returned | |
460 | * info - Pointer to appropriate conversion table | |
1da177e4 LT |
461 | * |
462 | * RETURN: Status | |
463 | * | |
50eca3eb BM |
464 | * DESCRIPTION: Convert an internal resource descriptor to the corresponding |
465 | * external AML resource descriptor. | |
1da177e4 LT |
466 | * |
467 | ******************************************************************************/ | |
468 | ||
469 | acpi_status | |
0897831b BM |
470 | acpi_rs_convert_resource_to_aml(struct acpi_resource *resource, |
471 | union aml_resource *aml, | |
472 | struct acpi_rsconvert_info *info) | |
1da177e4 | 473 | { |
0897831b BM |
474 | void *source = NULL; |
475 | void *destination; | |
e0fe0a8d | 476 | char *target; |
0897831b BM |
477 | acpi_rsdesc_size aml_length = 0; |
478 | u8 count; | |
479 | u16 temp16 = 0; | |
480 | u16 item_count = 0; | |
1da177e4 | 481 | |
b229cf92 | 482 | ACPI_FUNCTION_TRACE(rs_convert_resource_to_aml); |
50eca3eb | 483 | |
e0fe0a8d LM |
484 | if (!info) { |
485 | return_ACPI_STATUS(AE_BAD_PARAMETER); | |
486 | } | |
487 | ||
0897831b BM |
488 | /* |
489 | * First table entry must be ACPI_RSC_INITxxx and must contain the | |
490 | * table length (# of table entries) | |
491 | */ | |
492 | count = INIT_TABLE_LENGTH(info); | |
493 | ||
494 | while (count) { | |
495 | /* | |
496 | * Source is the internal resource descriptor, | |
497 | * destination is the external AML byte stream buffer | |
498 | */ | |
c51a4de8 BM |
499 | source = ACPI_ADD_PTR(void, resource, info->resource_offset); |
500 | destination = ACPI_ADD_PTR(void, aml, info->aml_offset); | |
0897831b BM |
501 | |
502 | switch (info->opcode) { | |
503 | case ACPI_RSC_INITSET: | |
504 | ||
505 | ACPI_MEMSET(aml, 0, INIT_RESOURCE_LENGTH(info)); | |
506 | aml_length = INIT_RESOURCE_LENGTH(info); | |
507 | acpi_rs_set_resource_header(INIT_RESOURCE_TYPE(info), | |
508 | aml_length, aml); | |
509 | break; | |
510 | ||
511 | case ACPI_RSC_INITGET: | |
512 | break; | |
513 | ||
514 | case ACPI_RSC_FLAGINIT: | |
515 | /* | |
516 | * Clear the flag byte | |
517 | */ | |
57bf6aef | 518 | ACPI_SET8(destination, 0); |
0897831b BM |
519 | break; |
520 | ||
521 | case ACPI_RSC_1BITFLAG: | |
522 | /* | |
523 | * Mask and shift the flag bit | |
524 | */ | |
57bf6aef LZ |
525 | ACPI_SET_BIT(*ACPI_CAST8(destination), (u8) |
526 | ((ACPI_GET8(source) & 0x01) << info-> | |
527 | value)); | |
0897831b BM |
528 | break; |
529 | ||
530 | case ACPI_RSC_2BITFLAG: | |
531 | /* | |
532 | * Mask and shift the flag bits | |
533 | */ | |
57bf6aef LZ |
534 | ACPI_SET_BIT(*ACPI_CAST8(destination), (u8) |
535 | ((ACPI_GET8(source) & 0x03) << info-> | |
536 | value)); | |
0897831b BM |
537 | break; |
538 | ||
e0fe0a8d LM |
539 | case ACPI_RSC_3BITFLAG: |
540 | /* | |
541 | * Mask and shift the flag bits | |
542 | */ | |
57bf6aef LZ |
543 | ACPI_SET_BIT(*ACPI_CAST8(destination), (u8) |
544 | ((ACPI_GET8(source) & 0x07) << info-> | |
545 | value)); | |
e0fe0a8d LM |
546 | break; |
547 | ||
0897831b BM |
548 | case ACPI_RSC_COUNT: |
549 | ||
c51a4de8 | 550 | item_count = ACPI_GET8(source); |
57bf6aef | 551 | ACPI_SET8(destination, item_count); |
0897831b | 552 | |
c51a4de8 BM |
553 | aml_length = |
554 | (u16) (aml_length + | |
555 | (info->value * (item_count - 1))); | |
0897831b BM |
556 | break; |
557 | ||
558 | case ACPI_RSC_COUNT16: | |
559 | ||
c51a4de8 | 560 | item_count = ACPI_GET16(source); |
0897831b BM |
561 | aml_length = (u16) (aml_length + item_count); |
562 | acpi_rs_set_resource_length(aml_length, aml); | |
563 | break; | |
564 | ||
e0fe0a8d LM |
565 | case ACPI_RSC_COUNT_GPIO_PIN: |
566 | ||
567 | item_count = ACPI_GET16(source); | |
57bf6aef | 568 | ACPI_SET16(destination, aml_length); |
e0fe0a8d LM |
569 | |
570 | aml_length = (u16)(aml_length + item_count * 2); | |
571 | target = ACPI_ADD_PTR(void, aml, info->value); | |
57bf6aef | 572 | ACPI_SET16(target, aml_length); |
e0fe0a8d LM |
573 | acpi_rs_set_resource_length(aml_length, aml); |
574 | break; | |
575 | ||
576 | case ACPI_RSC_COUNT_GPIO_VEN: | |
577 | ||
578 | item_count = ACPI_GET16(source); | |
57bf6aef | 579 | ACPI_SET16(destination, item_count); |
e0fe0a8d LM |
580 | |
581 | aml_length = | |
582 | (u16)(aml_length + (info->value * item_count)); | |
583 | acpi_rs_set_resource_length(aml_length, aml); | |
584 | break; | |
585 | ||
586 | case ACPI_RSC_COUNT_GPIO_RES: | |
587 | ||
588 | /* Set resource source string length */ | |
589 | ||
590 | item_count = ACPI_GET16(source); | |
57bf6aef | 591 | ACPI_SET16(destination, aml_length); |
e0fe0a8d LM |
592 | |
593 | /* Compute offset for the Vendor Data */ | |
594 | ||
595 | aml_length = (u16)(aml_length + item_count); | |
596 | target = ACPI_ADD_PTR(void, aml, info->value); | |
597 | ||
598 | /* Set vendor offset only if there is vendor data */ | |
599 | ||
600 | if (resource->data.gpio.vendor_length) { | |
57bf6aef | 601 | ACPI_SET16(target, aml_length); |
e0fe0a8d LM |
602 | } |
603 | ||
604 | acpi_rs_set_resource_length(aml_length, aml); | |
605 | break; | |
606 | ||
607 | case ACPI_RSC_COUNT_SERIAL_VEN: | |
608 | ||
609 | item_count = ACPI_GET16(source); | |
57bf6aef | 610 | ACPI_SET16(destination, item_count + info->value); |
e0fe0a8d LM |
611 | aml_length = (u16)(aml_length + item_count); |
612 | acpi_rs_set_resource_length(aml_length, aml); | |
613 | break; | |
614 | ||
615 | case ACPI_RSC_COUNT_SERIAL_RES: | |
616 | ||
617 | item_count = ACPI_GET16(source); | |
618 | aml_length = (u16)(aml_length + item_count); | |
619 | acpi_rs_set_resource_length(aml_length, aml); | |
620 | break; | |
621 | ||
0897831b BM |
622 | case ACPI_RSC_LENGTH: |
623 | ||
624 | acpi_rs_set_resource_length(info->value, aml); | |
625 | break; | |
626 | ||
627 | case ACPI_RSC_MOVE8: | |
628 | case ACPI_RSC_MOVE16: | |
629 | case ACPI_RSC_MOVE32: | |
630 | case ACPI_RSC_MOVE64: | |
631 | ||
632 | if (info->value) { | |
633 | item_count = info->value; | |
634 | } | |
635 | acpi_rs_move_data(destination, source, item_count, | |
636 | info->opcode); | |
637 | break; | |
638 | ||
e0fe0a8d LM |
639 | case ACPI_RSC_MOVE_GPIO_PIN: |
640 | ||
641 | destination = (char *)ACPI_ADD_PTR(void, aml, | |
642 | ACPI_GET16 | |
643 | (destination)); | |
644 | source = *(u16 **)source; | |
645 | acpi_rs_move_data(destination, source, item_count, | |
646 | info->opcode); | |
647 | break; | |
648 | ||
649 | case ACPI_RSC_MOVE_GPIO_RES: | |
650 | ||
651 | /* Used for both resource_source string and vendor_data */ | |
652 | ||
653 | destination = (char *)ACPI_ADD_PTR(void, aml, | |
654 | ACPI_GET16 | |
655 | (destination)); | |
656 | source = *(u8 **)source; | |
657 | acpi_rs_move_data(destination, source, item_count, | |
658 | info->opcode); | |
659 | break; | |
660 | ||
661 | case ACPI_RSC_MOVE_SERIAL_VEN: | |
662 | ||
663 | destination = (char *)ACPI_ADD_PTR(void, aml, | |
664 | (aml_length - | |
665 | item_count)); | |
666 | source = *(u8 **)source; | |
667 | acpi_rs_move_data(destination, source, item_count, | |
668 | info->opcode); | |
669 | break; | |
670 | ||
671 | case ACPI_RSC_MOVE_SERIAL_RES: | |
672 | ||
673 | destination = (char *)ACPI_ADD_PTR(void, aml, | |
674 | (aml_length - | |
675 | item_count)); | |
676 | source = *(u8 **)source; | |
677 | acpi_rs_move_data(destination, source, item_count, | |
678 | info->opcode); | |
679 | break; | |
680 | ||
0897831b BM |
681 | case ACPI_RSC_ADDRESS: |
682 | ||
683 | /* Set the Resource Type, General Flags, and Type-Specific Flags */ | |
684 | ||
685 | acpi_rs_set_address_common(aml, resource); | |
686 | break; | |
687 | ||
688 | case ACPI_RSC_SOURCEX: | |
689 | /* | |
690 | * Optional resource_source (Index and String) | |
691 | */ | |
692 | aml_length = | |
3e8214e5 LZ |
693 | acpi_rs_set_resource_source(aml, |
694 | (acpi_rs_length) | |
0897831b BM |
695 | aml_length, source); |
696 | acpi_rs_set_resource_length(aml_length, aml); | |
697 | break; | |
698 | ||
699 | case ACPI_RSC_SOURCE: | |
700 | /* | |
701 | * Optional resource_source (Index and String). This is the more | |
702 | * complicated case used by the Interrupt() macro | |
703 | */ | |
704 | aml_length = | |
705 | acpi_rs_set_resource_source(aml, info->value, | |
706 | source); | |
707 | acpi_rs_set_resource_length(aml_length, aml); | |
708 | break; | |
709 | ||
710 | case ACPI_RSC_BITMASK: | |
711 | /* | |
712 | * 8-bit encoded bitmask (DMA macro) | |
713 | */ | |
57bf6aef LZ |
714 | ACPI_SET8(destination, |
715 | acpi_rs_encode_bitmask(source, | |
716 | *ACPI_ADD_PTR(u8, | |
717 | resource, | |
718 | info-> | |
719 | value))); | |
0897831b BM |
720 | break; |
721 | ||
722 | case ACPI_RSC_BITMASK16: | |
723 | /* | |
724 | * 16-bit encoded bitmask (IRQ macro) | |
725 | */ | |
c51a4de8 BM |
726 | temp16 = acpi_rs_encode_bitmask(source, |
727 | *ACPI_ADD_PTR(u8, | |
728 | resource, | |
729 | info-> | |
730 | value)); | |
0897831b BM |
731 | ACPI_MOVE_16_TO_16(destination, &temp16); |
732 | break; | |
733 | ||
734 | case ACPI_RSC_EXIT_LE: | |
735 | /* | |
ba494bee | 736 | * control - Exit conversion if less than or equal |
0897831b BM |
737 | */ |
738 | if (item_count <= info->value) { | |
739 | goto exit; | |
740 | } | |
741 | break; | |
742 | ||
743 | case ACPI_RSC_EXIT_NE: | |
744 | /* | |
ba494bee | 745 | * control - Exit conversion if not equal |
0897831b BM |
746 | */ |
747 | switch (COMPARE_OPCODE(info)) { | |
748 | case ACPI_RSC_COMPARE_VALUE: | |
c51a4de8 BM |
749 | |
750 | if (*ACPI_ADD_PTR(u8, resource, | |
751 | COMPARE_TARGET(info)) != | |
0897831b BM |
752 | COMPARE_VALUE(info)) { |
753 | goto exit; | |
754 | } | |
755 | break; | |
756 | ||
757 | default: | |
b8e4d893 BM |
758 | |
759 | ACPI_ERROR((AE_INFO, | |
760 | "Invalid conversion sub-opcode")); | |
0897831b BM |
761 | return_ACPI_STATUS(AE_BAD_PARAMETER); |
762 | } | |
763 | break; | |
764 | ||
1d5b285d BM |
765 | case ACPI_RSC_EXIT_EQ: |
766 | /* | |
ba494bee | 767 | * control - Exit conversion if equal |
1d5b285d BM |
768 | */ |
769 | if (*ACPI_ADD_PTR(u8, resource, | |
770 | COMPARE_TARGET(info)) == | |
771 | COMPARE_VALUE(info)) { | |
772 | goto exit; | |
773 | } | |
774 | break; | |
775 | ||
0897831b BM |
776 | default: |
777 | ||
b8e4d893 | 778 | ACPI_ERROR((AE_INFO, "Invalid conversion opcode")); |
0897831b | 779 | return_ACPI_STATUS(AE_BAD_PARAMETER); |
50eca3eb | 780 | } |
1da177e4 | 781 | |
0897831b BM |
782 | count--; |
783 | info++; | |
1da177e4 LT |
784 | } |
785 | ||
0897831b | 786 | exit: |
4be44fcd | 787 | return_ACPI_STATUS(AE_OK); |
1da177e4 LT |
788 | } |
789 | ||
0897831b BM |
790 | #if 0 |
791 | /* Previous resource validations */ | |
44f6c012 | 792 | |
ba494bee | 793 | if (aml->ext_address64.revision_ID != AML_RESOURCE_EXTENDED_ADDRESS_REVISION) { |
0897831b | 794 | return_ACPI_STATUS(AE_SUPPORT); |
1da177e4 LT |
795 | } |
796 | ||
0897831b BM |
797 | if (resource->data.start_dpf.performance_robustness >= 3) { |
798 | return_ACPI_STATUS(AE_AML_BAD_RESOURCE_VALUE); | |
1da177e4 LT |
799 | } |
800 | ||
0897831b BM |
801 | if (((aml->irq.flags & 0x09) == 0x00) || ((aml->irq.flags & 0x09) == 0x09)) { |
802 | /* | |
803 | * Only [active_high, edge_sensitive] or [active_low, level_sensitive] | |
804 | * polarity/trigger interrupts are allowed (ACPI spec, section | |
805 | * "IRQ Format"), so 0x00 and 0x09 are illegal. | |
806 | */ | |
b8e4d893 | 807 | ACPI_ERROR((AE_INFO, |
f6a22b0b | 808 | "Invalid interrupt polarity/trigger in resource list, 0x%X", |
b8e4d893 | 809 | aml->irq.flags)); |
0897831b | 810 | return_ACPI_STATUS(AE_BAD_DATA); |
1da177e4 LT |
811 | } |
812 | ||
0897831b BM |
813 | resource->data.extended_irq.interrupt_count = temp8; |
814 | if (temp8 < 1) { | |
52fc0b02 | 815 | |
0897831b | 816 | /* Must have at least one IRQ */ |
44f6c012 | 817 | |
0897831b | 818 | return_ACPI_STATUS(AE_AML_BAD_RESOURCE_LENGTH); |
1da177e4 LT |
819 | } |
820 | ||
0897831b | 821 | if (resource->data.dma.transfer == 0x03) { |
b8e4d893 | 822 | ACPI_ERROR((AE_INFO, "Invalid DMA.Transfer preference (3)")); |
0897831b | 823 | return_ACPI_STATUS(AE_BAD_DATA); |
1da177e4 | 824 | } |
0897831b | 825 | #endif |