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authorBob Moore <robert.moore@intel.com>2006-04-21 17:15:00 -0400
committerLen Brown <len.brown@intel.com>2006-06-14 02:30:55 -0400
commitb229cf92eee616c7cb5ad8cdb35a19b119f00bc8 (patch)
tree74b52bec6ec029859c2320aba227290a503af31a /drivers/acpi/executer/excreate.c
parent793c2388cae3fd023b3b5166354931752d42353c (diff)
ACPI: ACPICA 20060421
Removed a device initialization optimization introduced in 20051216 where the _STA method was not run unless an _INI was also present for the same device. This optimization could cause problems because it could allow _INI methods to be run within a not-present device subtree (If a not-present device had no _INI, _STA would not be run, the not-present status would not be discovered, and the children of the device would be incorrectly traversed.) Implemented a new _STA optimization where namespace subtrees that do not contain _INI are identified and ignored during device initialization. Selectively running _STA can significantly improve boot time on large machines (with assistance from Len Brown.) Implemented support for the device initialization case where the returned _STA flags indicate a device not-present but functioning. In this case, _INI is not run, but the device children are examined for presence, as per the ACPI specification. Implemented an additional change to the IndexField support in order to conform to MS behavior. The value written to the Index Register is not simply a byte offset, it is a byte offset in units of the access width of the parent Index Field. (Fiodor Suietov) Defined and deployed a new OSL interface, acpi_os_validate_address(). This interface is called during the creation of all AML operation regions, and allows the host OS to exert control over what addresses it will allow the AML code to access. Operation Regions whose addresses are disallowed will cause a runtime exception when they are actually accessed (will not affect or abort table loading.) Defined and deployed a new OSL interface, acpi_os_validate_interface(). This interface allows the host OS to match the various "optional" interface/behavior strings for the _OSI predefined control method as appropriate (with assistance from Bjorn Helgaas.) Restructured and corrected various problems in the exception handling code paths within DsCallControlMethod and DsTerminateControlMethod in dsmethod (with assistance from Takayoshi Kochi.) Modified the Linux source converter to ignore quoted string literals while converting identifiers from mixed to lower case. This will correct problems with the disassembler and other areas where such strings must not be modified. The ACPI_FUNCTION_* macros no longer require quotes around the function name. This allows the Linux source converter to convert the names, now that the converter ignores quoted strings. Signed-off-by: Bob Moore <robert.moore@intel.com> Signed-off-by: Len Brown <len.brown@intel.com>
Diffstat (limited to 'drivers/acpi/executer/excreate.c')
-rw-r--r--drivers/acpi/executer/excreate.c18
1 files changed, 9 insertions, 9 deletions
diff --git a/drivers/acpi/executer/excreate.c b/drivers/acpi/executer/excreate.c
index 763e132da4c6..106dc7219df7 100644
--- a/drivers/acpi/executer/excreate.c
+++ b/drivers/acpi/executer/excreate.c
@@ -69,7 +69,7 @@ acpi_status acpi_ex_create_alias(struct acpi_walk_state *walk_state)
69 struct acpi_namespace_node *alias_node; 69 struct acpi_namespace_node *alias_node;
70 acpi_status status = AE_OK; 70 acpi_status status = AE_OK;
71 71
72 ACPI_FUNCTION_TRACE("ex_create_alias"); 72 ACPI_FUNCTION_TRACE(ex_create_alias);
73 73
74 /* Get the source/alias operands (both namespace nodes) */ 74 /* Get the source/alias operands (both namespace nodes) */
75 75
@@ -164,7 +164,7 @@ acpi_status acpi_ex_create_event(struct acpi_walk_state *walk_state)
164 acpi_status status; 164 acpi_status status;
165 union acpi_operand_object *obj_desc; 165 union acpi_operand_object *obj_desc;
166 166
167 ACPI_FUNCTION_TRACE("ex_create_event"); 167 ACPI_FUNCTION_TRACE(ex_create_event);
168 168
169 obj_desc = acpi_ut_create_internal_object(ACPI_TYPE_EVENT); 169 obj_desc = acpi_ut_create_internal_object(ACPI_TYPE_EVENT);
170 if (!obj_desc) { 170 if (!obj_desc) {
@@ -216,7 +216,7 @@ acpi_status acpi_ex_create_mutex(struct acpi_walk_state *walk_state)
216 acpi_status status = AE_OK; 216 acpi_status status = AE_OK;
217 union acpi_operand_object *obj_desc; 217 union acpi_operand_object *obj_desc;
218 218
219 ACPI_FUNCTION_TRACE_PTR("ex_create_mutex", ACPI_WALK_OPERANDS); 219 ACPI_FUNCTION_TRACE_PTR(ex_create_mutex, ACPI_WALK_OPERANDS);
220 220
221 /* Create the new mutex object */ 221 /* Create the new mutex object */
222 222
@@ -281,7 +281,7 @@ acpi_ex_create_region(u8 * aml_start,
281 struct acpi_namespace_node *node; 281 struct acpi_namespace_node *node;
282 union acpi_operand_object *region_obj2; 282 union acpi_operand_object *region_obj2;
283 283
284 ACPI_FUNCTION_TRACE("ex_create_region"); 284 ACPI_FUNCTION_TRACE(ex_create_region);
285 285
286 /* Get the Namespace Node */ 286 /* Get the Namespace Node */
287 287
@@ -301,7 +301,7 @@ acpi_ex_create_region(u8 * aml_start,
301 */ 301 */
302 if ((region_space >= ACPI_NUM_PREDEFINED_REGIONS) && 302 if ((region_space >= ACPI_NUM_PREDEFINED_REGIONS) &&
303 (region_space < ACPI_USER_REGION_BEGIN)) { 303 (region_space < ACPI_USER_REGION_BEGIN)) {
304 ACPI_ERROR((AE_INFO, "Invalid address_space type %X", 304 ACPI_ERROR((AE_INFO, "Invalid AddressSpace type %X",
305 region_space)); 305 region_space));
306 return_ACPI_STATUS(AE_AML_INVALID_SPACE_ID); 306 return_ACPI_STATUS(AE_AML_INVALID_SPACE_ID);
307 } 307 }
@@ -365,7 +365,7 @@ acpi_status acpi_ex_create_table_region(struct acpi_walk_state *walk_state)
365 struct acpi_table_header *table; 365 struct acpi_table_header *table;
366 union acpi_operand_object *region_obj2; 366 union acpi_operand_object *region_obj2;
367 367
368 ACPI_FUNCTION_TRACE("ex_create_table_region"); 368 ACPI_FUNCTION_TRACE(ex_create_table_region);
369 369
370 /* Get the Node from the object stack */ 370 /* Get the Node from the object stack */
371 371
@@ -453,7 +453,7 @@ acpi_status acpi_ex_create_processor(struct acpi_walk_state *walk_state)
453 union acpi_operand_object *obj_desc; 453 union acpi_operand_object *obj_desc;
454 acpi_status status; 454 acpi_status status;
455 455
456 ACPI_FUNCTION_TRACE_PTR("ex_create_processor", walk_state); 456 ACPI_FUNCTION_TRACE_PTR(ex_create_processor, walk_state);
457 457
458 /* Create the processor object */ 458 /* Create the processor object */
459 459
@@ -500,7 +500,7 @@ acpi_status acpi_ex_create_power_resource(struct acpi_walk_state *walk_state)
500 acpi_status status; 500 acpi_status status;
501 union acpi_operand_object *obj_desc; 501 union acpi_operand_object *obj_desc;
502 502
503 ACPI_FUNCTION_TRACE_PTR("ex_create_power_resource", walk_state); 503 ACPI_FUNCTION_TRACE_PTR(ex_create_power_resource, walk_state);
504 504
505 /* Create the power resource object */ 505 /* Create the power resource object */
506 506
@@ -550,7 +550,7 @@ acpi_ex_create_method(u8 * aml_start,
550 acpi_status status; 550 acpi_status status;
551 u8 method_flags; 551 u8 method_flags;
552 552
553 ACPI_FUNCTION_TRACE_PTR("ex_create_method", walk_state); 553 ACPI_FUNCTION_TRACE_PTR(ex_create_method, walk_state);
554 554
555 /* Create a new method object */ 555 /* Create a new method object */
556 556