diff options
Diffstat (limited to 'drivers/acpi')
61 files changed, 3405 insertions, 2701 deletions
diff --git a/drivers/acpi/dispatcher/dsinit.c b/drivers/acpi/dispatcher/dsinit.c index d7790db50178..bcd1d472b90f 100644 --- a/drivers/acpi/dispatcher/dsinit.c +++ b/drivers/acpi/dispatcher/dsinit.c @@ -86,20 +86,20 @@ acpi_ds_init_one_object ( void *context, void **return_value) { + struct acpi_init_walk_info *info = (struct acpi_init_walk_info *) context; + struct acpi_namespace_node *node = (struct acpi_namespace_node *) obj_handle; acpi_object_type type; acpi_status status; - struct acpi_init_walk_info *info = (struct acpi_init_walk_info *) context; ACPI_FUNCTION_NAME ("ds_init_one_object"); /* - * We are only interested in objects owned by the table that + * We are only interested in NS nodes owned by the table that * was just loaded */ - if (((struct acpi_namespace_node *) obj_handle)->owner_id != - info->table_desc->table_id) { + if (node->owner_id != info->table_desc->owner_id) { return (AE_OK); } @@ -126,8 +126,6 @@ acpi_ds_init_one_object ( case ACPI_TYPE_METHOD: - info->method_count++; - /* * Print a dot for each method unless we are going to print * the entire pathname @@ -143,7 +141,7 @@ acpi_ds_init_one_object ( * on a per-table basis. Currently, we just use a global for the width. */ if (info->table_desc->pointer->revision == 1) { - ((struct acpi_namespace_node *) obj_handle)->flags |= ANOBJ_DATA_WIDTH_32; + node->flags |= ANOBJ_DATA_WIDTH_32; } /* @@ -153,22 +151,14 @@ acpi_ds_init_one_object ( status = acpi_ds_parse_method (obj_handle); if (ACPI_FAILURE (status)) { ACPI_DEBUG_PRINT ((ACPI_DB_ERROR, - "Method %p [%4.4s] - parse failure, %s\n", + "\n+Method %p [%4.4s] - parse failure, %s\n", obj_handle, acpi_ut_get_node_name (obj_handle), acpi_format_exception (status))); /* This parse failed, but we will continue parsing more methods */ - - break; } - /* - * Delete the parse tree. We simply re-parse the method - * for every execution since there isn't much overhead - */ - acpi_ns_delete_namespace_subtree (obj_handle); - acpi_ns_delete_namespace_by_owner ( - ((struct acpi_namespace_node *) obj_handle)->object->method.owning_id); + info->method_count++; break; @@ -237,7 +227,7 @@ acpi_ds_initialize_objects ( ACPI_DEBUG_PRINT_RAW ((ACPI_DB_INIT, "\nTable [%4.4s](id %4.4X) - %hd Objects with %hd Devices %hd Methods %hd Regions\n", - table_desc->pointer->signature, table_desc->table_id, info.object_count, + table_desc->pointer->signature, table_desc->owner_id, info.object_count, info.device_count, info.method_count, info.op_region_count)); ACPI_DEBUG_PRINT ((ACPI_DB_DISPATCH, diff --git a/drivers/acpi/dispatcher/dsmethod.c b/drivers/acpi/dispatcher/dsmethod.c index 9fc3f4c033eb..e344c06ed33f 100644 --- a/drivers/acpi/dispatcher/dsmethod.c +++ b/drivers/acpi/dispatcher/dsmethod.c @@ -58,12 +58,11 @@ * * FUNCTION: acpi_ds_parse_method * - * PARAMETERS: obj_handle - Method node + * PARAMETERS: Node - Method node * * RETURN: Status * - * DESCRIPTION: Call the parser and parse the AML that is associated with the - * method. + * DESCRIPTION: Parse the AML that is associated with the method. * * MUTEX: Assumes parser is locked * @@ -71,31 +70,28 @@ acpi_status acpi_ds_parse_method ( - acpi_handle obj_handle) + struct acpi_namespace_node *node) { acpi_status status; union acpi_operand_object *obj_desc; union acpi_parse_object *op; - struct acpi_namespace_node *node; - acpi_owner_id owner_id; struct acpi_walk_state *walk_state; - ACPI_FUNCTION_TRACE_PTR ("ds_parse_method", obj_handle); + ACPI_FUNCTION_TRACE_PTR ("ds_parse_method", node); /* Parameter Validation */ - if (!obj_handle) { + if (!node) { return_ACPI_STATUS (AE_NULL_ENTRY); } ACPI_DEBUG_PRINT ((ACPI_DB_PARSE, "**** Parsing [%4.4s] **** named_obj=%p\n", - acpi_ut_get_node_name (obj_handle), obj_handle)); + acpi_ut_get_node_name (node), node)); /* Extract the method object from the method Node */ - node = (struct acpi_namespace_node *) obj_handle; obj_desc = acpi_ns_get_attached_object (node); if (!obj_desc) { return_ACPI_STATUS (AE_NULL_OBJECT); @@ -132,14 +128,18 @@ acpi_ds_parse_method ( * objects (such as Operation Regions) can be created during the * first pass parse. */ - owner_id = acpi_ut_allocate_owner_id (ACPI_OWNER_TYPE_METHOD); - obj_desc->method.owning_id = owner_id; + status = acpi_ut_allocate_owner_id (&obj_desc->method.owner_id); + if (ACPI_FAILURE (status)) { + goto cleanup; + } /* Create and initialize a new walk state */ - walk_state = acpi_ds_create_walk_state (owner_id, NULL, NULL, NULL); + walk_state = acpi_ds_create_walk_state ( + obj_desc->method.owner_id, NULL, NULL, NULL); if (!walk_state) { - return_ACPI_STATUS (AE_NO_MEMORY); + status = AE_NO_MEMORY; + goto cleanup2; } status = acpi_ds_init_aml_walk (walk_state, op, node, @@ -147,7 +147,7 @@ acpi_ds_parse_method ( obj_desc->method.aml_length, NULL, 1); if (ACPI_FAILURE (status)) { acpi_ds_delete_walk_state (walk_state); - return_ACPI_STATUS (status); + goto cleanup2; } /* @@ -161,13 +161,25 @@ acpi_ds_parse_method ( */ status = acpi_ps_parse_aml (walk_state); if (ACPI_FAILURE (status)) { - return_ACPI_STATUS (status); + goto cleanup2; } ACPI_DEBUG_PRINT ((ACPI_DB_PARSE, "**** [%4.4s] Parsed **** named_obj=%p Op=%p\n", - acpi_ut_get_node_name (obj_handle), obj_handle, op)); + acpi_ut_get_node_name (node), node, op)); + + /* + * Delete the parse tree. We simply re-parse the method for every + * execution since there isn't much overhead (compared to keeping lots + * of parse trees around) + */ + acpi_ns_delete_namespace_subtree (node); + acpi_ns_delete_namespace_by_owner (obj_desc->method.owner_id); + +cleanup2: + acpi_ut_release_owner_id (&obj_desc->method.owner_id); +cleanup: acpi_ps_delete_parse_tree (op); return_ACPI_STATUS (status); } @@ -263,7 +275,7 @@ acpi_ds_call_control_method ( { acpi_status status; struct acpi_namespace_node *method_node; - struct acpi_walk_state *next_walk_state; + struct acpi_walk_state *next_walk_state = NULL; union acpi_operand_object *obj_desc; struct acpi_parameter_info info; u32 i; @@ -287,20 +299,23 @@ acpi_ds_call_control_method ( return_ACPI_STATUS (AE_NULL_OBJECT); } - obj_desc->method.owning_id = acpi_ut_allocate_owner_id (ACPI_OWNER_TYPE_METHOD); + status = acpi_ut_allocate_owner_id (&obj_desc->method.owner_id); + if (ACPI_FAILURE (status)) { + return_ACPI_STATUS (status); + } /* Init for new method, wait on concurrency semaphore */ status = acpi_ds_begin_method_execution (method_node, obj_desc, this_walk_state->method_node); if (ACPI_FAILURE (status)) { - return_ACPI_STATUS (status); + goto cleanup; } if (!(obj_desc->method.method_flags & AML_METHOD_INTERNAL_ONLY)) { /* 1) Parse: Create a new walk state for the preempting walk */ - next_walk_state = acpi_ds_create_walk_state (obj_desc->method.owning_id, + next_walk_state = acpi_ds_create_walk_state (obj_desc->method.owner_id, op, obj_desc, NULL); if (!next_walk_state) { return_ACPI_STATUS (AE_NO_MEMORY); @@ -330,7 +345,7 @@ acpi_ds_call_control_method ( /* 2) Execute: Create a new state for the preempting walk */ - next_walk_state = acpi_ds_create_walk_state (obj_desc->method.owning_id, + next_walk_state = acpi_ds_create_walk_state (obj_desc->method.owner_id, NULL, obj_desc, thread); if (!next_walk_state) { status = AE_NO_MEMORY; @@ -381,6 +396,7 @@ acpi_ds_call_control_method ( /* On error, we must delete the new walk state */ cleanup: + acpi_ut_release_owner_id (&obj_desc->method.owner_id); if (next_walk_state && (next_walk_state->method_desc)) { /* Decrement the thread count on the method parse tree */ @@ -552,8 +568,7 @@ acpi_ds_terminate_control_method ( */ if ((walk_state->method_desc->method.concurrency == 1) && (!walk_state->method_desc->method.semaphore)) { - status = acpi_os_create_semaphore (1, - 1, + status = acpi_os_create_semaphore (1, 1, &walk_state->method_desc->method.semaphore); } @@ -582,8 +597,10 @@ acpi_ds_terminate_control_method ( * Delete any namespace entries created anywhere else within * the namespace */ - acpi_ns_delete_namespace_by_owner (walk_state->method_desc->method.owning_id); + acpi_ns_delete_namespace_by_owner (walk_state->method_desc->method.owner_id); status = acpi_ut_release_mutex (ACPI_MTX_NAMESPACE); + acpi_ut_release_owner_id (&walk_state->method_desc->method.owner_id); + if (ACPI_FAILURE (status)) { return_ACPI_STATUS (status); } diff --git a/drivers/acpi/dispatcher/dsmthdat.c b/drivers/acpi/dispatcher/dsmthdat.c index f7998306f756..c83d53fd6398 100644 --- a/drivers/acpi/dispatcher/dsmthdat.c +++ b/drivers/acpi/dispatcher/dsmthdat.c @@ -633,22 +633,11 @@ acpi_ds_store_object_to_local ( */ if (opcode == AML_ARG_OP) { /* - * Make sure that the object is the correct type. This may be - * overkill, butit is here because references were NS nodes in - * the past. Now they are operand objects of type Reference. - */ - if (ACPI_GET_DESCRIPTOR_TYPE (current_obj_desc) != ACPI_DESC_TYPE_OPERAND) { - ACPI_REPORT_ERROR (( - "Invalid descriptor type while storing to method arg: [%s]\n", - acpi_ut_get_descriptor_name (current_obj_desc))); - return_ACPI_STATUS (AE_AML_INTERNAL); - } - - /* * If we have a valid reference object that came from ref_of(), * do the indirect store */ - if ((current_obj_desc->common.type == ACPI_TYPE_LOCAL_REFERENCE) && + if ((ACPI_GET_DESCRIPTOR_TYPE (current_obj_desc) == ACPI_DESC_TYPE_OPERAND) && + (current_obj_desc->common.type == ACPI_TYPE_LOCAL_REFERENCE) && (current_obj_desc->reference.opcode == AML_REF_OF_OP)) { ACPI_DEBUG_PRINT ((ACPI_DB_EXEC, "Arg (%p) is an obj_ref(Node), storing in node %p\n", diff --git a/drivers/acpi/dispatcher/dsobject.c b/drivers/acpi/dispatcher/dsobject.c index bfbae4e4c667..1eee2d54180f 100644 --- a/drivers/acpi/dispatcher/dsobject.c +++ b/drivers/acpi/dispatcher/dsobject.c @@ -547,6 +547,9 @@ acpi_ds_init_object_from_op ( case AML_TYPE_LITERAL: obj_desc->integer.value = op->common.value.integer; +#ifndef ACPI_NO_METHOD_EXECUTION + acpi_ex_truncate_for32bit_table (obj_desc); +#endif break; diff --git a/drivers/acpi/dispatcher/dsopcode.c b/drivers/acpi/dispatcher/dsopcode.c index ba13bca28bee..750bdb1ac344 100644 --- a/drivers/acpi/dispatcher/dsopcode.c +++ b/drivers/acpi/dispatcher/dsopcode.c @@ -119,14 +119,15 @@ acpi_ds_execute_arguments ( walk_state = acpi_ds_create_walk_state (0, NULL, NULL, NULL); if (!walk_state) { - return_ACPI_STATUS (AE_NO_MEMORY); + status = AE_NO_MEMORY; + goto cleanup; } status = acpi_ds_init_aml_walk (walk_state, op, NULL, aml_start, aml_length, NULL, 1); if (ACPI_FAILURE (status)) { acpi_ds_delete_walk_state (walk_state); - return_ACPI_STATUS (status); + goto cleanup; } /* Mark this parse as a deferred opcode */ @@ -138,8 +139,7 @@ acpi_ds_execute_arguments ( status = acpi_ps_parse_aml (walk_state); if (ACPI_FAILURE (status)) { - acpi_ps_delete_parse_tree (op); - return_ACPI_STATUS (status); + goto cleanup; } /* Get and init the Op created above */ @@ -160,7 +160,8 @@ acpi_ds_execute_arguments ( walk_state = acpi_ds_create_walk_state (0, NULL, NULL, NULL); if (!walk_state) { - return_ACPI_STATUS (AE_NO_MEMORY); + status = AE_NO_MEMORY; + goto cleanup; } /* Execute the opcode and arguments */ @@ -169,13 +170,15 @@ acpi_ds_execute_arguments ( aml_length, NULL, 3); if (ACPI_FAILURE (status)) { acpi_ds_delete_walk_state (walk_state); - return_ACPI_STATUS (status); + goto cleanup; } /* Mark this execution as a deferred opcode */ walk_state->deferred_node = node; status = acpi_ps_parse_aml (walk_state); + +cleanup: acpi_ps_delete_parse_tree (op); return_ACPI_STATUS (status); } diff --git a/drivers/acpi/dispatcher/dswload.c b/drivers/acpi/dispatcher/dswload.c index 1ac197ccfc80..d2c603f54fd6 100644 --- a/drivers/acpi/dispatcher/dswload.c +++ b/drivers/acpi/dispatcher/dswload.c @@ -50,7 +50,7 @@ #include <acpi/acnamesp.h> #include <acpi/acevents.h> -#ifdef _ACPI_ASL_COMPILER +#ifdef ACPI_ASL_COMPILER #include <acpi/acdisasm.h> #endif @@ -145,15 +145,6 @@ acpi_ds_load1_begin_op ( if (op) { if (!(walk_state->op_info->flags & AML_NAMED)) { -#if 0 - if ((walk_state->op_info->class == AML_CLASS_EXECUTE) || - (walk_state->op_info->class == AML_CLASS_CONTROL)) { - acpi_os_printf ("\n\n***EXECUTABLE OPCODE %s***\n\n", - walk_state->op_info->name); - *out_op = op; - return (AE_CTRL_SKIP); - } -#endif *out_op = op; return (AE_OK); } @@ -185,7 +176,7 @@ acpi_ds_load1_begin_op ( */ status = acpi_ns_lookup (walk_state->scope_info, path, object_type, ACPI_IMODE_EXECUTE, ACPI_NS_SEARCH_PARENT, walk_state, &(node)); -#ifdef _ACPI_ASL_COMPILER +#ifdef ACPI_ASL_COMPILER if (status == AE_NOT_FOUND) { /* * Table disassembly: @@ -486,6 +477,15 @@ acpi_ds_load2_begin_op ( ACPI_DEBUG_PRINT ((ACPI_DB_DISPATCH, "Op=%p State=%p\n", op, walk_state)); if (op) { + if ((walk_state->control_state) && + (walk_state->control_state->common.state == + ACPI_CONTROL_CONDITIONAL_EXECUTING)) { + /* We are executing a while loop outside of a method */ + + status = acpi_ds_exec_begin_op (walk_state, out_op); + return_ACPI_STATUS (status); + } + /* We only care about Namespace opcodes here */ if ((!(walk_state->op_info->flags & AML_NSOPCODE) && @@ -493,9 +493,14 @@ acpi_ds_load2_begin_op ( (!(walk_state->op_info->flags & AML_NAMED))) { if ((walk_state->op_info->class == AML_CLASS_EXECUTE) || (walk_state->op_info->class == AML_CLASS_CONTROL)) { - ACPI_REPORT_WARNING (( - "Encountered executable code at module level, [%s]\n", - acpi_ps_get_opcode_name (walk_state->opcode))); + ACPI_DEBUG_PRINT ((ACPI_DB_DISPATCH, + "Begin/EXEC: %s (fl %8.8X)\n", walk_state->op_info->name, + walk_state->op_info->flags)); + + /* Executing a type1 or type2 opcode outside of a method */ + + status = acpi_ds_exec_begin_op (walk_state, out_op); + return_ACPI_STATUS (status); } return_ACPI_STATUS (AE_OK); } @@ -564,7 +569,7 @@ acpi_ds_load2_begin_op ( ACPI_IMODE_EXECUTE, ACPI_NS_SEARCH_PARENT, walk_state, &(node)); if (ACPI_FAILURE (status)) { -#ifdef _ACPI_ASL_COMPILER +#ifdef ACPI_ASL_COMPILER if (status == AE_NOT_FOUND) { status = AE_OK; } @@ -657,8 +662,10 @@ acpi_ds_load2_begin_op ( break; } + /* Add new entry into namespace */ + status = acpi_ns_lookup (walk_state->scope_info, buffer_ptr, object_type, - ACPI_IMODE_EXECUTE, ACPI_NS_NO_UPSEARCH, + ACPI_IMODE_LOAD_PASS2, ACPI_NS_NO_UPSEARCH, walk_state, &(node)); break; } @@ -668,7 +675,6 @@ acpi_ds_load2_begin_op ( return_ACPI_STATUS (status); } - if (!op) { /* Create a new op */ @@ -682,9 +688,7 @@ acpi_ds_load2_begin_op ( if (node) { op->named.name = node->name.integer; } - if (out_op) { - *out_op = op; - } + *out_op = op; } /* @@ -731,9 +735,24 @@ acpi_ds_load2_end_op ( ACPI_DEBUG_PRINT ((ACPI_DB_DISPATCH, "Opcode [%s] Op %p State %p\n", walk_state->op_info->name, op, walk_state)); - /* Only interested in opcodes that have namespace objects */ + /* Check if opcode had an associated namespace object */ if (!(walk_state->op_info->flags & AML_NSOBJECT)) { +#ifndef ACPI_NO_METHOD_EXECUTION + /* No namespace object. Executable opcode? */ + + if ((walk_state->op_info->class == AML_CLASS_EXECUTE) || + (walk_state->op_info->class == AML_CLASS_CONTROL)) { + ACPI_DEBUG_PRINT ((ACPI_DB_DISPATCH, + "End/EXEC: %s (fl %8.8X)\n", walk_state->op_info->name, + walk_state->op_info->flags)); + + /* Executing a type1 or type2 opcode outside of a method */ + + status = acpi_ds_exec_end_op (walk_state); + return_ACPI_STATUS (status); + } +#endif return_ACPI_STATUS (AE_OK); } @@ -742,7 +761,6 @@ acpi_ds_load2_end_op ( "Ending scope Op=%p State=%p\n", op, walk_state)); } - object_type = walk_state->op_info->object_type; /* diff --git a/drivers/acpi/dispatcher/dswstate.c b/drivers/acpi/dispatcher/dswstate.c index 9cd3db652b31..5621665991b5 100644 --- a/drivers/acpi/dispatcher/dswstate.c +++ b/drivers/acpi/dispatcher/dswstate.c @@ -261,12 +261,12 @@ acpi_ds_result_pop_from_bottom ( if (!*object) { ACPI_DEBUG_PRINT ((ACPI_DB_ERROR, - "Null operand! State=%p #Ops=%X, Index=%X\n", + "Null operand! State=%p #Ops=%X Index=%X\n", walk_state, state->results.num_results, (u32) index)); return (AE_AML_NO_RETURN_VALUE); } - ACPI_DEBUG_PRINT ((ACPI_DB_EXEC, "Obj=%p [%s], Results=%p State=%p\n", + ACPI_DEBUG_PRINT ((ACPI_DB_EXEC, "Obj=%p [%s] Results=%p State=%p\n", *object, (*object) ? acpi_ut_get_object_type_name (*object) : "NULL", state, walk_state)); @@ -681,7 +681,7 @@ acpi_ds_create_walk_state ( ACPI_FUNCTION_TRACE ("ds_create_walk_state"); - walk_state = acpi_ut_acquire_from_cache (ACPI_MEM_LIST_WALK); + walk_state = ACPI_MEM_CALLOCATE (sizeof (struct acpi_walk_state)); if (!walk_state) { return_PTR (NULL); } @@ -704,7 +704,7 @@ acpi_ds_create_walk_state ( status = acpi_ds_result_stack_push (walk_state); if (ACPI_FAILURE (status)) { - acpi_ut_release_to_cache (ACPI_MEM_LIST_WALK, walk_state); + ACPI_MEM_FREE (walk_state); return_PTR (NULL); |