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path: root/drivers/acpi/resources/rsmemory.c
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Diffstat (limited to 'drivers/acpi/resources/rsmemory.c')
-rw-r--r--drivers/acpi/resources/rsmemory.c236
1 files changed, 98 insertions, 138 deletions
diff --git a/drivers/acpi/resources/rsmemory.c b/drivers/acpi/resources/rsmemory.c
index 7c935aecf075..91d0207f01ac 100644
--- a/drivers/acpi/resources/rsmemory.c
+++ b/drivers/acpi/resources/rsmemory.c
@@ -81,15 +81,15 @@ acpi_rs_memory24_resource (
81 struct acpi_resource *output_struct = (void *) *output_buffer; 81 struct acpi_resource *output_struct = (void *) *output_buffer;
82 u16 temp16 = 0; 82 u16 temp16 = 0;
83 u8 temp8 = 0; 83 u8 temp8 = 0;
84 acpi_size struct_size = ACPI_SIZEOF_RESOURCE (struct acpi_resource_mem24); 84 acpi_size struct_size = ACPI_SIZEOF_RESOURCE (
85 struct acpi_resource_mem24);
85 86
86 87
87 ACPI_FUNCTION_TRACE ("rs_memory24_resource"); 88 ACPI_FUNCTION_TRACE ("rs_memory24_resource");
88 89
89 90
90 /* 91 /* Point past the Descriptor to get the number of bytes consumed */
91 * Point past the Descriptor to get the number of bytes consumed 92
92 */
93 buffer += 1; 93 buffer += 1;
94 94
95 ACPI_MOVE_16_TO_16 (&temp16, buffer); 95 ACPI_MOVE_16_TO_16 (&temp16, buffer);
@@ -97,48 +97,41 @@ acpi_rs_memory24_resource (
97 *bytes_consumed = (acpi_size) temp16 + 3; 97 *bytes_consumed = (acpi_size) temp16 + 3;
98 output_struct->id = ACPI_RSTYPE_MEM24; 98 output_struct->id = ACPI_RSTYPE_MEM24;
99 99
100 /* 100 /* Check Byte 3 the Read/Write bit */
101 * Check Byte 3 the Read/Write bit 101
102 */
103 temp8 = *buffer; 102 temp8 = *buffer;
104 buffer += 1; 103 buffer += 1;
105 output_struct->data.memory24.read_write_attribute = temp8 & 0x01; 104 output_struct->data.memory24.read_write_attribute = temp8 & 0x01;
106 105
107 /* 106 /* Get min_base_address (Bytes 4-5) */
108 * Get min_base_address (Bytes 4-5) 107
109 */
110 ACPI_MOVE_16_TO_16 (&temp16, buffer); 108 ACPI_MOVE_16_TO_16 (&temp16, buffer);
111 buffer += 2; 109 buffer += 2;
112 output_struct->data.memory24.min_base_address = temp16; 110 output_struct->data.memory24.min_base_address = temp16;
113 111
114 /* 112 /* Get max_base_address (Bytes 6-7) */
115 * Get max_base_address (Bytes 6-7) 113
116 */
117 ACPI_MOVE_16_TO_16 (&temp16, buffer); 114 ACPI_MOVE_16_TO_16 (&temp16, buffer);
118 buffer += 2; 115 buffer += 2;
119 output_struct->data.memory24.max_base_address = temp16; 116 output_struct->data.memory24.max_base_address = temp16;
120 117
121 /* 118 /* Get Alignment (Bytes 8-9) */
122 * Get Alignment (Bytes 8-9) 119
123 */
124 ACPI_MOVE_16_TO_16 (&temp16, buffer); 120 ACPI_MOVE_16_TO_16 (&temp16, buffer);
125 buffer += 2; 121 buffer += 2;
126 output_struct->data.memory24.alignment = temp16; 122 output_struct->data.memory24.alignment = temp16;
127 123
128 /* 124 /* Get range_length (Bytes 10-11) */
129 * Get range_length (Bytes 10-11) 125
130 */
131 ACPI_MOVE_16_TO_16 (&temp16, buffer); 126 ACPI_MOVE_16_TO_16 (&temp16, buffer);
132 output_struct->data.memory24.range_length = temp16; 127 output_struct->data.memory24.range_length = temp16;
133 128
134 /* 129 /* Set the Length parameter */
135 * Set the Length parameter 130
136 */
137 output_struct->length = (u32) struct_size; 131 output_struct->length = (u32) struct_size;
138 132
139 /* 133 /* Return the final size of the structure */
140 * Return the final size of the structure 134
141 */
142 *structure_size = struct_size; 135 *structure_size = struct_size;
143 return_ACPI_STATUS (AE_OK); 136 return_ACPI_STATUS (AE_OK);
144} 137}
@@ -174,53 +167,45 @@ acpi_rs_memory24_stream (
174 ACPI_FUNCTION_TRACE ("rs_memory24_stream"); 167 ACPI_FUNCTION_TRACE ("rs_memory24_stream");
175 168
176 169
177 /* 170 /* The descriptor field is static */
178 * The descriptor field is static 171
179 */
180 *buffer = 0x81; 172 *buffer = 0x81;
181 buffer += 1; 173 buffer += 1;
182 174
183 /* 175 /* The length field is static */
184 * The length field is static 176
185 */
186 temp16 = 0x09; 177 temp16 = 0x09;
187 ACPI_MOVE_16_TO_16 (buffer, &temp16); 178 ACPI_MOVE_16_TO_16 (buffer, &temp16);
188 buffer += 2; 179 buffer += 2;
189 180
190 /* 181 /* Set the Information Byte */
191 * Set the Information Byte 182
192 */
193 temp8 = (u8) (linked_list->data.memory24.read_write_attribute & 0x01); 183 temp8 = (u8) (linked_list->data.memory24.read_write_attribute & 0x01);
194 *buffer = temp8; 184 *buffer = temp8;
195 buffer += 1; 185 buffer += 1;
196 186
197 /* 187 /* Set the Range minimum base address */
198 * Set the Range minimum base address 188
199 */
200 ACPI_MOVE_32_TO_16 (buffer, &linked_list->data.memory24.min_base_address); 189 ACPI_MOVE_32_TO_16 (buffer, &linked_list->data.memory24.min_base_address);
201 buffer += 2; 190 buffer += 2;
202 191
203 /* 192 /* Set the Range maximum base address */
204 * Set the Range maximum base address 193
205 */
206 ACPI_MOVE_32_TO_16 (buffer, &linked_list->data.memory24.max_base_address); 194 ACPI_MOVE_32_TO_16 (buffer, &linked_list->data.memory24.max_base_address);
207 buffer += 2; 195 buffer += 2;
208 196
209 /* 197 /* Set the base alignment */
210 * Set the base alignment 198
211 */
212 ACPI_MOVE_32_TO_16 (buffer, &linked_list->data.memory24.alignment); 199 ACPI_MOVE_32_TO_16 (buffer, &linked_list->data.memory24.alignment);
213 buffer += 2; 200 buffer += 2;
214 201
215 /* 202 /* Set the range length */
216 * Set the range length 203
217 */
218 ACPI_MOVE_32_TO_16 (buffer, &linked_list->data.memory24.range_length); 204 ACPI_MOVE_32_TO_16 (buffer, &linked_list->data.memory24.range_length);
219 buffer += 2; 205 buffer += 2;
220 206
221 /* 207 /* Return the number of bytes consumed in this operation */
222 * Return the number of bytes consumed in this operation 208
223 */
224 *bytes_consumed = ACPI_PTR_DIFF (buffer, *output_buffer); 209 *bytes_consumed = ACPI_PTR_DIFF (buffer, *output_buffer);
225 return_ACPI_STATUS (AE_OK); 210 return_ACPI_STATUS (AE_OK);
226} 211}
@@ -258,15 +243,15 @@ acpi_rs_memory32_range_resource (
258 struct acpi_resource *output_struct = (void *) *output_buffer; 243 struct acpi_resource *output_struct = (void *) *output_buffer;
259 u16 temp16 = 0; 244 u16 temp16 = 0;
260 u8 temp8 = 0; 245 u8 temp8 = 0;
261 acpi_size struct_size = ACPI_SIZEOF_RESOURCE (struct acpi_resource_mem32); 246 acpi_size struct_size = ACPI_SIZEOF_RESOURCE (
247 struct acpi_resource_mem32);
262 248
263 249
264 ACPI_FUNCTION_TRACE ("rs_memory32_range_resource"); 250 ACPI_FUNCTION_TRACE ("rs_memory32_range_resource");
265 251
266 252
267 /* 253 /* Point past the Descriptor to get the number of bytes consumed */
268 * Point past the Descriptor to get the number of bytes consumed 254
269 */
270 buffer += 1; 255 buffer += 1;
271 256
272 ACPI_MOVE_16_TO_16 (&temp16, buffer); 257 ACPI_MOVE_16_TO_16 (&temp16, buffer);
@@ -285,45 +270,38 @@ acpi_rs_memory32_range_resource (
285 * 4 * sizeof(RESOURCE_DATA) instead of 4 * sizeof(u8) 270 * 4 * sizeof(RESOURCE_DATA) instead of 4 * sizeof(u8)
286 */ 271 */
287 272
288 /* 273 /* Check Byte 3 the Read/Write bit */
289 * Check Byte 3 the Read/Write bit 274
290 */
291 temp8 = *buffer; 275 temp8 = *buffer;
292 buffer += 1; 276 buffer += 1;
293 277
294 output_struct->data.memory32.read_write_attribute = temp8 & 0x01; 278 output_struct->data.memory32.read_write_attribute = temp8 & 0x01;
295 279
296 /* 280 /* Get min_base_address (Bytes 4-7) */
297 * Get min_base_address (Bytes 4-7) 281
298 */
299 ACPI_MOVE_32_TO_32 (&output_struct->data.memory32.min_base_address, buffer); 282 ACPI_MOVE_32_TO_32 (&output_struct->data.memory32.min_base_address, buffer);
300 buffer += 4; 283 buffer += 4;
301 284
302 /* 285 /* Get max_base_address (Bytes 8-11) */
303 * Get max_base_address (Bytes 8-11) 286
304 */
305 ACPI_MOVE_32_TO_32 (&output_struct->data.memory32.max_base_address, buffer); 287 ACPI_MOVE_32_TO_32 (&output_struct->data.memory32.max_base_address, buffer);
306 buffer += 4; 288 buffer += 4;
307 289
308 /* 290 /* Get Alignment (Bytes 12-15) */
309 * Get Alignment (Bytes 12-15) 291
310 */
311 ACPI_MOVE_32_TO_32 (&output_struct->data.memory32.alignment, buffer); 292 ACPI_MOVE_32_TO_32 (&output_struct->data.memory32.alignment, buffer);
312 buffer += 4; 293 buffer += 4;
313 294
314 /* 295 /* Get range_length (Bytes 16-19) */
315 * Get range_length (Bytes 16-19) 296
316 */
317 ACPI_MOVE_32_TO_32 (&output_struct->data.memory32.range_length, buffer); 297 ACPI_MOVE_32_TO_32 (&output_struct->data.memory32.range_length, buffer);
318 298
319 /* 299 /* Set the Length parameter */
320 * Set the Length parameter 300
321 */
322 output_struct->length = (u32) struct_size; 301 output_struct->length = (u32) struct_size;
323 302
324 /* 303 /* Return the final size of the structure */
325 * Return the final size of the structure 304
326 */
327 *structure_size = struct_size; 305 *structure_size = struct_size;
328 return_ACPI_STATUS (AE_OK); 306 return_ACPI_STATUS (AE_OK);
329} 307}
@@ -361,15 +339,15 @@ acpi_rs_fixed_memory32_resource (
361 struct acpi_resource *output_struct = (void *) *output_buffer; 339 struct acpi_resource *output_struct = (void *) *output_buffer;
362 u16 temp16 = 0; 340 u16 temp16 = 0;
363 u8 temp8 = 0; 341 u8 temp8 = 0;
364 acpi_size struct_size = ACPI_SIZEOF_RESOURCE (struct acpi_resource_fixed_mem32); 342 acpi_size struct_size = ACPI_SIZEOF_RESOURCE (
343 struct acpi_resource_fixed_mem32);
365 344
366 345
367 ACPI_FUNCTION_TRACE ("rs_fixed_memory32_resource"); 346 ACPI_FUNCTION_TRACE ("rs_fixed_memory32_resource");
368 347
369 348
370 /* 349 /* Point past the Descriptor to get the number of bytes consumed */
371 * Point past the Descriptor to get the number of bytes consumed 350
372 */
373 buffer += 1; 351 buffer += 1;
374 ACPI_MOVE_16_TO_16 (&temp16, buffer); 352 ACPI_MOVE_16_TO_16 (&temp16, buffer);
375 353
@@ -378,32 +356,28 @@ acpi_rs_fixed_memory32_resource (
378 356
379 output_struct->id = ACPI_RSTYPE_FIXED_MEM32; 357 output_struct->id = ACPI_RSTYPE_FIXED_MEM32;
380 358
381 /* 359 /* Check Byte 3 the Read/Write bit */
382 * Check Byte 3 the Read/Write bit 360
383 */
384 temp8 = *buffer; 361 temp8 = *buffer;
385 buffer += 1; 362 buffer += 1;
386 output_struct->data.fixed_memory32.read_write_attribute = temp8 & 0x01; 363 output_struct->data.fixed_memory32.read_write_attribute = temp8 & 0x01;
387 364
388 /* 365 /* Get range_base_address (Bytes 4-7) */
389 * Get range_base_address (Bytes 4-7) 366
390 */ 367 ACPI_MOVE_32_TO_32 (&output_struct->data.fixed_memory32.range_base_address,
391 ACPI_MOVE_32_TO_32 (&output_struct->data.fixed_memory32.range_base_address, buffer); 368 buffer);
392 buffer += 4; 369 buffer += 4;
393 370
394 /* 371 /* Get range_length (Bytes 8-11) */
395 * Get range_length (Bytes 8-11) 372
396 */
397 ACPI_MOVE_32_TO_32 (&output_struct->data.fixed_memory32.range_length, buffer); 373 ACPI_MOVE_32_TO_32 (&output_struct->data.fixed_memory32.range_length, buffer);
398 374
399 /* 375 /* Set the Length parameter */
400 * Set the Length parameter 376
401 */
402 output_struct->length = (u32) struct_size; 377 output_struct->length = (u32) struct_size;
403 378
404 /* 379 /* Return the final size of the structure */
405 * Return the final size of the structure 380
406 */
407 *structure_size = struct_size; 381 *structure_size = struct_size;
408 return_ACPI_STATUS (AE_OK); 382 return_ACPI_STATUS (AE_OK);
409} 383}
@@ -439,54 +413,46 @@ acpi_rs_memory32_range_stream (
439 ACPI_FUNCTION_TRACE ("rs_memory32_range_stream"); 413 ACPI_FUNCTION_TRACE ("rs_memory32_range_stream");
440 414
441 415
442 /* 416 /* The descriptor field is static */
443 * The descriptor field is static 417
444 */
445 *buffer = 0x85; 418 *buffer = 0x85;
446 buffer += 1; 419 buffer += 1;
447 420
448 /* 421 /* The length field is static */
449 * The length field is static 422
450 */
451 temp16 = 0x11; 423 temp16 = 0x11;
452 424
453 ACPI_MOVE_16_TO_16 (buffer, &temp16); 425 ACPI_MOVE_16_TO_16 (buffer, &temp16);
454 buffer += 2; 426 buffer += 2;
455 427
456 /* 428 /* Set the Information Byte */
457 * Set the Information Byte 429
458 */
459 temp8 = (u8) (linked_list->data.memory32.read_write_attribute & 0x01); 430 temp8 = (u8) (linked_list->data.memory32.read_write_attribute & 0x01);
460 *buffer = temp8; 431 *buffer = temp8;
461 buffer += 1; 432 buffer += 1;
462 433
463 /* 434 /* Set the Range minimum base address */
464 * Set the Range minimum base address 435
465 */
466 ACPI_MOVE_32_TO_32 (buffer, &linked_list->data.memory32.min_base_address); 436 ACPI_MOVE_32_TO_32 (buffer, &linked_list->data.memory32.min_base_address);
467 buffer += 4; 437 buffer += 4;
468 438
469 /* 439 /* Set the Range maximum base address */
470 * Set the Range maximum base address 440
471 */
472 ACPI_MOVE_32_TO_32 (buffer, &linked_list->data.memory32.max_base_address); 441 ACPI_MOVE_32_TO_32 (buffer, &linked_list->data.memory32.max_base_address);
473 buffer += 4; 442 buffer += 4;
474 443
475 /* 444 /* Set the base alignment */
476 * Set the base alignment 445
477 */
478 ACPI_MOVE_32_TO_32 (buffer, &linked_list->data.memory32.alignment); 446 ACPI_MOVE_32_TO_32 (buffer, &linked_list->data.memory32.alignment);
479 buffer += 4; 447 buffer += 4;
480 448
481 /* 449 /* Set the range length */
482 * Set the range length 450
483 */
484 ACPI_MOVE_32_TO_32 (buffer, &linked_list->data.memory32.range_length); 451 ACPI_MOVE_32_TO_32 (buffer, &linked_list->data.memory32.range_length);
485 buffer += 4; 452 buffer += 4;
486 453
487 /* 454 /* Return the number of bytes consumed in this operation */
488 * Return the number of bytes consumed in this operation 455
489 */
490 *bytes_consumed = ACPI_PTR_DIFF (buffer, *output_buffer); 456 *bytes_consumed = ACPI_PTR_DIFF (buffer, *output_buffer);
491 return_ACPI_STATUS (AE_OK); 457 return_ACPI_STATUS (AE_OK);
492} 458}
@@ -522,44 +488,38 @@ acpi_rs_fixed_memory32_stream (
522 ACPI_FUNCTION_TRACE ("rs_fixed_memory32_stream"); 488 ACPI_FUNCTION_TRACE ("rs_fixed_memory32_stream");
523 489
524 490
525 /* 491 /* The descriptor field is static */
526 * The descriptor field is static 492
527 */
528 *buffer = 0x86; 493 *buffer = 0x86;
529 buffer += 1; 494 buffer += 1;
530 495
531 /* 496 /* The length field is static */
532 * The length field is static 497
533 */
534 temp16 = 0x09; 498 temp16 = 0x09;
535 499
536 ACPI_MOVE_16_TO_16 (buffer, &temp16); 500 ACPI_MOVE_16_TO_16 (buffer, &temp16);
537 buffer += 2; 501 buffer += 2;
538 502
539 /* 503 /* Set the Information Byte */
540 * Set the Information Byte 504
541 */
542 temp8 = (u8) (linked_list->data.fixed_memory32.read_write_attribute & 0x01); 505 temp8 = (u8) (linked_list->data.fixed_memory32.read_write_attribute & 0x01);
543 *buffer = temp8; 506 *buffer = temp8;
544 buffer += 1; 507 buffer += 1;
545 508
546 /* 509 /* Set the Range base address */
547 * Set the Range base address 510
548 */
549 ACPI_MOVE_32_TO_32 (buffer, 511 ACPI_MOVE_32_TO_32 (buffer,
550 &linked_list->data.fixed_memory32.range_base_address); 512 &linked_list->data.fixed_memory32.range_base_address);
551 buffer += 4; 513 buffer += 4;
552 514
553 /* 515 /* Set the range length */
554 * Set the range length 516
555 */
556 ACPI_MOVE_32_TO_32 (buffer, 517 ACPI_MOVE_32_TO_32 (buffer,
557 &linked_list->data.fixed_memory32.range_length); 518 &linked_list->data.fixed_memory32.range_length);
558 buffer += 4; 519 buffer += 4;
559 520
560 /* 521 /* Return the number of bytes consumed in this operation */
561 * Return the number of bytes consumed in this operation 522
562 */
563 *bytes_consumed = ACPI_PTR_DIFF (buffer, *output_buffer); 523 *bytes_consumed = ACPI_PTR_DIFF (buffer, *output_buffer);
564 return_ACPI_STATUS (AE_OK); 524 return_ACPI_STATUS (AE_OK);
565} 525}