diff options
27 files changed, 775 insertions, 419 deletions
diff --git a/drivers/acpi/dispatcher/dsmethod.c b/drivers/acpi/dispatcher/dsmethod.c index 58ad00b31ee9..e7ce86b8d954 100644 --- a/drivers/acpi/dispatcher/dsmethod.c +++ b/drivers/acpi/dispatcher/dsmethod.c @@ -47,12 +47,70 @@ #include <acpi/acdispat.h> #include <acpi/acinterp.h> #include <acpi/acnamesp.h> +#include <acpi/acdisasm.h> #define _COMPONENT ACPI_DISPATCHER ACPI_MODULE_NAME("dsmethod") /******************************************************************************* * + * FUNCTION: acpi_ds_method_error + * + * PARAMETERS: Status - Execution status + * walk_state - Current state + * + * RETURN: Status + * + * DESCRIPTION: Called on method error. Invoke the global exception handler if + * present, dump the method data if the disassembler is configured + * + * Note: Allows the exception handler to change the status code + * + ******************************************************************************/ +acpi_status +acpi_ds_method_error(acpi_status status, struct acpi_walk_state *walk_state) +{ + ACPI_FUNCTION_ENTRY(); + + /* Ignore AE_OK and control exception codes */ + + if (ACPI_SUCCESS(status) || (status & AE_CODE_CONTROL)) { + return (status); + } + + /* Invoke the global exception handler */ + + if (acpi_gbl_exception_handler) { + /* Exit the interpreter, allow handler to execute methods */ + + acpi_ex_exit_interpreter(); + + /* + * Handler can map the exception code to anything it wants, including + * AE_OK, in which case the executing method will not be aborted. + */ + status = acpi_gbl_exception_handler(status, + walk_state->method_node ? + walk_state->method_node-> + name.integer : 0, + walk_state->opcode, + walk_state->aml_offset, + NULL); + (void)acpi_ex_enter_interpreter(); + } +#ifdef ACPI_DISASSEMBLER + if (ACPI_FAILURE(status)) { + /* Display method locals/args if disassembler is present */ + + acpi_dm_dump_method_info(status, walk_state, walk_state->op); + } +#endif + + return (status); +} + +/******************************************************************************* + * * FUNCTION: acpi_ds_begin_method_execution * * PARAMETERS: method_node - Node of the method @@ -66,10 +124,11 @@ ACPI_MODULE_NAME("dsmethod") * for clearance to execute. * ******************************************************************************/ + acpi_status -acpi_ds_begin_method_execution(struct acpi_namespace_node *method_node, - union acpi_operand_object *obj_desc, - struct acpi_namespace_node *calling_method_node) +acpi_ds_begin_method_execution(struct acpi_namespace_node * method_node, + union acpi_operand_object * obj_desc, + struct acpi_namespace_node * calling_method_node) { acpi_status status = AE_OK; diff --git a/drivers/acpi/dispatcher/dsobject.c b/drivers/acpi/dispatcher/dsobject.c index 8ac0cd93adb5..905a84e4b145 100644 --- a/drivers/acpi/dispatcher/dsobject.c +++ b/drivers/acpi/dispatcher/dsobject.c @@ -51,6 +51,7 @@ #define _COMPONENT ACPI_DISPATCHER ACPI_MODULE_NAME("dsobject") +/* Local prototypes */ static acpi_status acpi_ds_build_internal_object(struct acpi_walk_state *walk_state, union acpi_parse_object *op, @@ -85,7 +86,7 @@ acpi_ds_build_internal_object(struct acpi_walk_state *walk_state, *obj_desc_ptr = NULL; if (op->common.aml_opcode == AML_INT_NAMEPATH_OP) { /* - * This is an named object reference. If this name was + * This is a named object reference. If this name was * previously looked up in the namespace, it was stored in this op. * Otherwise, go ahead and look it up now */ @@ -96,18 +97,48 @@ acpi_ds_build_internal_object(struct acpi_walk_state *walk_state, ACPI_IMODE_EXECUTE, ACPI_NS_SEARCH_PARENT | ACPI_NS_DONT_OPEN_SCOPE, NULL, - (struct acpi_namespace_node **) - &(op->common.node)); - + ACPI_CAST_INDIRECT_PTR(struct + acpi_namespace_node, + &(op-> + common. + node))); if (ACPI_FAILURE(status)) { - ACPI_REPORT_NSERROR(op->common.value.string, - status); + /* Check if we are resolving a named reference within a package */ + + if ((status == AE_NOT_FOUND) + && (acpi_gbl_enable_interpreter_slack) + && + ((op->common.parent->common.aml_opcode == + AML_PACKAGE_OP) + || (op->common.parent->common.aml_opcode == + AML_VAR_PACKAGE_OP))) { + /* + * We didn't find the target and we are populating elements + * of a package - ignore if slack enabled. Some ASL code + * contains dangling invalid references in packages and + * expects that no exception will be issued. Leave the + * element as a null element. It cannot be used, but it + * can be overwritten by subsequent ASL code - this is + * typically the case. + */ + ACPI_DEBUG_PRINT((ACPI_DB_INFO, + "Ignoring unresolved reference in package [%4.4s]\n", + walk_state-> + scope_info->scope. + node->name.ascii)); + + return_ACPI_STATUS(AE_OK); + } else { + ACPI_REPORT_NSERROR(op->common.value. + string, status); + } + return_ACPI_STATUS(status); } } } - /* Create and init the internal ACPI object */ + /* Create and init a new internal ACPI object */ obj_desc = acpi_ut_create_internal_object((acpi_ps_get_opcode_info (op->common.aml_opcode))-> @@ -157,13 +188,13 @@ acpi_ds_build_internal_buffer_obj(struct acpi_walk_state *walk_state, ACPI_FUNCTION_TRACE("ds_build_internal_buffer_obj"); + /* + * If we are evaluating a Named buffer object "Name (xxxx, Buffer)". + * The buffer object already exists (from the NS node), otherwise it must + * be created. + */ obj_desc = *obj_desc_ptr; - if (obj_desc) { - /* - * We are evaluating a Named buffer object "Name (xxxx, Buffer)". - * The buffer object already exists (from the NS node) - */ - } else { + if (!obj_desc) { /* Create a new buffer object */ obj_desc = acpi_ut_create_internal_object(ACPI_TYPE_BUFFER); @@ -259,7 +290,7 @@ acpi_ds_build_internal_package_obj(struct acpi_walk_state *walk_state, union acpi_operand_object *obj_desc = NULL; u32 package_list_length; acpi_status status = AE_OK; - u32 i; + acpi_native_uint i; ACPI_FUNCTION_TRACE("ds_build_internal_package_obj"); @@ -271,13 +302,12 @@ acpi_ds_build_internal_package_obj(struct acpi_walk_state *walk_state, parent = parent->common.parent; } + /* + * If we are evaluating a Named package object "Name (xxxx, Package)", + * the package object already exists, otherwise it must be created. + */ obj_desc = *obj_desc_ptr; - if (obj_desc) { - /* - * We are evaluating a Named package object "Name (xxxx, Package)". - * Get the existing package object from the NS node - */ - } else { + if (!obj_desc) { obj_desc = acpi_ut_create_internal_object(ACPI_TYPE_PACKAGE); *obj_desc_ptr = obj_desc; if (!obj_desc) { @@ -291,11 +321,9 @@ acpi_ds_build_internal_package_obj(struct acpi_walk_state *walk_state, /* Count the number of items in the package list */ - package_list_length = 0; arg = op->common.value.arg; arg = arg->common.next; - while (arg) { - package_list_length++; + for (package_list_length = 0; arg; package_list_length++) { arg = arg->common.next; } @@ -322,12 +350,11 @@ acpi_ds_build_internal_package_obj(struct acpi_walk_state *walk_state, } /* - * Now init the elements of the package + * Initialize all elements of the package */ - i = 0; arg = op->common.value.arg; arg = arg->common.next; - while (arg) { + for (i = 0; arg; i++) { if (arg->common.aml_opcode == AML_INT_RETURN_VALUE_OP) { /* Object (package or buffer) is already built */ @@ -340,8 +367,6 @@ acpi_ds_build_internal_package_obj(struct acpi_walk_state *walk_state, package. elements[i]); } - - i++; arg = arg->common.next; } diff --git a/drivers/acpi/dispatcher/dswexec.c b/drivers/acpi/dispatcher/dswexec.c index e522763bb692..74f6996db2d7 100644 --- a/drivers/acpi/dispatcher/dswexec.c +++ b/drivers/acpi/dispatcher/dswexec.c @@ -314,12 +314,13 @@ acpi_ds_exec_begin_op(struct acpi_walk_state *walk_state, case AML_CLASS_EXECUTE: case AML_CLASS_CREATE: - /* * Most operators with arguments. * Start a new result/operand state */ - status = acpi_ds_result_stack_push(walk_state); + if (walk_state->opcode != AML_CREATE_FIELD_OP) { + status = acpi_ds_result_stack_push(walk_state); + } break; default: @@ -723,20 +724,6 @@ acpi_status acpi_ds_exec_end_op(struct acpi_walk_state *walk_state) cleanup: - /* Invoke exception handler on error */ - - if (ACPI_FAILURE(status) && - acpi_gbl_exception_handler && !(status & AE_CODE_CONTROL)) { - acpi_ex_exit_interpreter(); - status = acpi_gbl_exception_handler(status, - walk_state->method_node-> - name.integer, - walk_state->opcode, - walk_state->aml_offset, - NULL); - (void)acpi_ex_enter_interpreter(); - } - if (walk_state->result_obj) { /* Break to debugger to display result */ @@ -758,18 +745,14 @@ acpi_status acpi_ds_exec_end_op(struct acpi_walk_state *walk_state) } #endif - /* Always clear the object stack */ - - walk_state->num_operands = 0; - -#ifdef ACPI_DISASSEMBLER - - /* On error, display method locals/args */ + /* Invoke exception handler on error */ if (ACPI_FAILURE(status)) { - acpi_dm_dump_method_info(status, walk_state, op); + status = acpi_ds_method_error(status, walk_state); } -#endif + /* Always clear the object stack */ + + walk_state->num_operands = 0; return_ACPI_STATUS(status); } diff --git a/drivers/acpi/dispatcher/dswload.c b/drivers/acpi/dispatcher/dswload.c index 44d4f4bb2f92..441931cab08a 100644 --- a/drivers/acpi/dispatcher/dswload.c +++ b/drivers/acpi/dispatcher/dswload.c @@ -428,43 +428,54 @@ acpi_status acpi_ds_load1_end_op(struct acpi_walk_state *walk_state) } } - if (op->common.aml_opcode == AML_METHOD_OP) { - /* - * method_op pkg_length name_string method_flags term_list - * - * Note: We must create the method node/object pair as soon as we - * see the method declaration. This allows later pass1 parsing - * of invocations of the method (need to know the number of - * arguments.) - */ - ACPI_DEBUG_PRINT((ACPI_DB_DISPATCH, - "LOADING-Method: State=%p Op=%p named_obj=%p\n", - walk_state, op, op->named.node)); + /* + * If we are executing a method, do not create any namespace objects + * during the load phase, only during execution. + */ + if (!walk_state->method_node) { + if (op->common.aml_opcode == AML_METHOD_OP) { + /* + * method_op pkg_length name_string method_flags term_list + * + * Note: We must create the method node/object pair as soon as we + * see the method declaration. This allows later pass1 parsing + * of invocations of the method (need to know the number of + * arguments.) + */ + ACPI_DEBUG_PRINT((ACPI_DB_DISPATCH, + "LOADING-Method: State=%p Op=%p named_obj=%p\n", + walk_state, op, op->named.node)); - if (!acpi_ns_get_attached_object(op->named.node)) { - walk_state->operands[0] = (void *)op->named.node; - walk_state->num_operands = 1; + if (!acpi_ns_get_attached_object(op->named.node)) { + walk_state->operands[0] = + ACPI_CAST_PTR(void, op->named.node); + walk_state->num_operands = 1; - status = - acpi_ds_create_operands(walk_state, - op->common.value.arg); - if (ACPI_SUCCESS(status)) { - status = acpi_ex_create_method(op->named.data, - op->named.length, - walk_state); - } - walk_state->operands[0] = NULL; - walk_state->num_operands = 0; + status = + acpi_ds_create_operands(walk_state, + op->common.value. + arg); + if (ACPI_SUCCESS(status)) { + status = + acpi_ex_create_method(op->named. + data, + op->named. + length, + walk_state); + } + walk_state->operands[0] = NULL; + walk_state->num_operands = 0; - if (ACPI_FAILURE(status)) { - return_ACPI_STATUS(status); + if (ACPI_FAILURE(status)) { + return_ACPI_STATUS(status); + } } } } - /* Pop the scope stack */ + /* Pop the scope stack (only if loading a table) */ - if (acpi_ns_opens_scope(object_type)) { + if (!walk_state->method_node && acpi_ns_opens_scope(object_type)) { ACPI_DEBUG_PRINT((ACPI_DB_DISPATCH, "(%s): Popping scope for Op %p\n", acpi_ut_get_type_name(object_type), op)); @@ -1015,11 +1026,50 @@ acpi_status acpi_ds_load2_end_op(struct acpi_walk_state *walk_state) status = acpi_ds_create_node(walk_state, node, op); break; + + case AML_METHOD_OP: + /* + * method_op pkg_length name_string method_flags term_list + * + * Note: We must create the method node/object pair as soon as we + * see the method declaration. This allows later pass1 parsing + * of invocations of the method (need to know the number of + * arguments.) + */ + ACPI_DEBUG_PRINT((ACPI_DB_DISPATCH, + "LOADING-Method: State=%p Op=%p named_obj=%p\n", + walk_state, op, op->named.node)); + + if (!acpi_ns_get_attached_object(op->named.node)) { + walk_state->operands[0] = + ACPI_CAST_PTR(void, op->named.node); + walk_state->num_operands = 1; + + status = + acpi_ds_create_operands(walk_state, + op->common.value. + arg); + if (ACPI_SUCCESS(status)) { + status = + acpi_ex_create_method(op->named. + data, + op->named. + length, + walk_state); + } + walk_state->operands[0] = NULL; + walk_state->num_operands = 0; + + if (ACPI_FAILURE(status)) { + return_ACPI_STATUS(status); + } + } + break; + #endif /* ACPI_NO_METHOD_EXECUTION */ default: /* All NAMED_COMPLEX opcodes must be handled above */ - /* Note: Method objects were already created in Pass 1 */ break; } break; diff --git a/drivers/acpi/executer/exoparg3.c b/drivers/acpi/executer/exoparg3.c index 483365777670..2ea1c322970b 100644 --- a/drivers/acpi/executer/exoparg3.c +++ b/drivers/acpi/executer/exoparg3.c @@ -223,8 +223,8 @@ acpi_status acpi_ex_opcode_3A_1T_1R(struct acpi_walk_state *walk_state) goto cleanup; } - if (length > 0) { - /* Copy the portion requested */ + if (buffer) { + /* We have a buffer, copy the portion requested */ ACPI_MEMCPY(buffer, operand[0]->string.pointer + index, length); diff --git a/drivers/acpi/hardware/hwregs.c b/drivers/acpi/hardware/hwregs.c index 536a7aea80c9..b243f20708b7 100644 --- a/drivers/acpi/hardware/hwregs.c +++ b/drivers/acpi/hardware/hwregs.c @@ -144,7 +144,8 @@ acpi_get_sleep_type_data(u8 sleep_state, u8 * sleep_type_a, u8 * sleep_type_b) info.parameters = NULL; info.return_object = NULL; - sleep_state_name = (char *)acpi_gbl_sleep_state_names[sleep_state]; + sleep_state_name = + ACPI_CAST_PTR(char, acpi_gbl_sleep_state_names[sleep_state]); status = acpi_ns_evaluate_by_name(sleep_state_name, &info); if (ACPI_FAILURE(status)) { diff --git a/drivers/acpi/namespace/nsinit.c b/drivers/acpi/namespace/nsinit.c index 0a08d2f04a06..efa3f4233736 100644 --- a/drivers/acpi/namespace/nsinit.c +++ b/drivers/acpi/namespace/nsinit.c @@ -336,23 +336,22 @@ acpi_ns_init_one_device(acpi_handle obj_handle, struct acpi_parameter_info pinfo; u32 flags; acpi_status status; + struct acpi_namespace_node *ini_node; + struct acpi_namespace_node *device_node; ACPI_FUNCTION_TRACE("ns_init_one_device"); - pinfo.parameters = NULL; - pinfo.parameter_type = ACPI_PARAM_ARGS; - - pinfo.node = acpi_ns_map_handle_to_node(obj_handle); - if (!pinfo.node) { + device_node = acpi_ns_map_handle_to_node(obj_handle); + if (!device_node) { return_ACPI_STATUS(AE_BAD_PARAMETER); } /* * We will run _STA/_INI on Devices, Processors and thermal_zones only */ - if ((pinfo.node->type != ACPI_TYPE_DEVICE) && - (pinfo.node->type != ACPI_TYPE_PROCESSOR) && - (pinfo.node->type != ACPI_TYPE_THERMAL)) { + if ((device_node->type != ACPI_TYPE_DEVICE) && + (device_node->type != ACPI_TYPE_PROCESSOR) && + (device_node->type != ACPI_TYPE_THERMAL)) { return_ACPI_STATUS(AE_OK); } @@ -364,57 +363,69 @@ acpi_ns_init_one_device(acpi_handle obj_handle, info->device_count++; /* - * Run _STA to determine if we can run _INI on the device. + * Check if the _INI method exists for this device - + * if _INI does not exist, there is no need to run _STA + * No _INI means device requires no initialization + */ + status = acpi_ns_search_node(*ACPI_CAST_PTR(u32, METHOD_NAME__INI), + device_node, ACPI_TYPE_METHOD, &ini_node); + if (ACPI_FAILURE(status)) { + /* No _INI method found - move on to next device */ + + return_ACPI_STATUS(AE_OK); + } + + /* + * Run _STA to determine if we can run _INI on the device - + * the device must be present before _INI can be run. + * However, _STA is not required - assume device present if no _STA */ ACPI_DEBUG_EXEC(acpi_ut_display_init_pathname(ACPI_TYPE_METHOD, - pinfo.node, + device_node, METHOD_NAME__STA)); - status = acpi_ut_execute_STA(pinfo.node, &flags); + pinfo.node = device_node; + pinfo.parameters = NULL; + pinfo.parameter_type = ACPI_PARAM_ARGS; + + status = acpi_ut_execute_STA(pinfo.node, &flags); if (ACPI_FAILURE(status)) { - if (pinfo.node->type == ACPI_TYPE_DEVICE) { - /* Ignore error and move on to next device */ + /* Ignore error and move on to next device */ - return_ACPI_STATUS(AE_OK); - } + return_ACPI_STATUS(AE_OK); + } - /* _STA is not required for Processor or thermal_zone objects */ - } else { + if (flags != ACPI_UINT32_MAX) { info->num_STA++; + } - if (!(flags & 0x01)) { - /* Don't look at children of a not present device */ + if (!(flags & ACPI_STA_DEVICE_PRESENT)) { + /* Don't look at children of a not present device */ - return_ACPI_STATUS(AE_CTRL_DEPTH); - } + return_ACPI_STATUS(AE_CTRL_DEPTH); } /* - * The device is present. Run _INI. + * The device is present and _INI exists. Run the _INI method. + * (We already have the _INI node from above) */ ACPI_DEBUG_EXEC(acpi_ut_display_init_pathname(ACPI_TYPE_METHOD, pinfo.node, METHOD_NAME__INI)); - status = acpi_ns_evaluate_relative(METHOD_NAME__INI, &pinfo); - if (ACPI_FAILURE(status)) { - /* No _INI (AE_NOT_FOUND) means device requires no initialization */ - if (status != AE_NOT_FOUND) { - /* Ignore error and move on to next device */ + pinfo.node = ini_node; + status = acpi_ns_evaluate_by_handle(&pinfo); + if (ACPI_FAILURE(status)) { + /* Ignore error and move on to next device */ #ifdef ACPI_DEBUG_OUTPUT - char *scope_name = - acpi_ns_get_external_pathname(pinfo.node); + char *scope_name = acpi_ns_get_external_pathname(ini_node); - ACPI_DEBUG_PRINT((ACPI_DB_WARN, "%s._INI failed: %s\n", - scope_name, - acpi_format_exception(status))); + ACPI_DEBUG_PRINT((ACPI_DB_WARN, "%s._INI failed: %s\n", + scope_name, acpi_format_exception(status))); - ACPI_MEM_FREE(scope_name); + ACPI_MEM_FREE(scope_name); #endif - } - - status = AE_OK; } else { /* Delete any return object (especially if implicit_return is enabled) */ @@ -434,5 +445,5 @@ acpi_ns_init_one_device(acpi_handle obj_handle, acpi_gbl_init_handler(pinfo.node, ACPI_INIT_DEVICE_INI); } - return_ACPI_STATUS(status); + return_ACPI_STATUS(AE_OK); } diff --git a/drivers/acpi/namespace/nssearch.c b/drivers/acpi/namespace/nssearch.c index 50a3ca5470ed..c1b1943d4670 100644 --- a/drivers/acpi/namespace/nssearch.c +++ b/drivers/acpi/namespace/nssearch.c @@ -99,8 +99,8 @@ acpi_ns_search_node(u32 target_name, if (scope_name) { ACPI_DEBUG_PRINT((ACPI_DB_NAMES, "Searching %s (%p) For [%4.4s] (%s)\n", - scope_name, node, - (char *)&target_name, + scope_name, node, ACPI_CAST_PTR(char, + &target_name), acpi_ut_get_type_name(type))); ACPI_MEM_FREE(scope_name); @@ -131,7 +131,7 @@ acpi_ns_search_node(u32 target_name, */ ACPI_DEBUG_PRINT((ACPI_DB_NAMES, "Name [%4.4s] (%s) %p found in scope [%4.4s] %p\n", - (char *)&target_name, + ACPI_CAST_PTR(char, &target_name), acpi_ut_get_type_name(next_node-> type), next_node, @@ -160,7 +160,8 @@ acpi_ns_search_node(u32 target_name, ACPI_DEBUG_PRINT((ACPI_DB_NAMES, "Name [%4.4s] (%s) not found in search in scope [%4.4s] %p first child %p\n", - (char *)&target_name, acpi_ut_get_type_name(type), + ACPI_CAST_PTR(char, &target_name), + acpi_ut_get_type_name(type), acpi_ut_get_node_name(node), node, node->child)); return_ACPI_STATUS(AE_NOT_FOUND); @@ -210,14 +211,14 @@ acpi_ns_search_parent_tree(u32 target_name, */ if (!parent_node) { ACPI_DEBUG_PRINT((ACPI_DB_NAMES, "[%4.4s] has no parent\n", - (char *)&target_name)); + ACPI_CAST_PTR(char, &target_name))); return_ACPI_STATUS(AE_NOT_FOUND); } if (acpi_ns_local(type)) { ACPI_DEBUG_PRINT((ACPI_DB_NAMES, "[%4.4s] type [%s] must be local to this scope (no parent search)\n", - (char *)&target_name, + ACPI_CAST_PTR(char, &target_name), acpi_ut_get_type_name(type))); return_ACPI_STATUS(AE_NOT_FOUND); } @@ -227,7 +228,7 @@ acpi_ns_search_parent_tree(u32 target_name, ACPI_DEBUG_PRINT((ACPI_DB_NAMES, "Searching parent [%4.4s] for [%4.4s]\n", acpi_ut_get_node_name(parent_node), - (char *)&target_name)); + ACPI_CAST_PTR(char, &target_name))); /* * Search parents until target is found or we have backed up to the root @@ -360,7 +361,7 @@ acpi_ns_search_and_enter(u32 target_name, if (interpreter_mode == ACPI_IMODE_EXECUTE) { ACPI_DEBUG_PRINT((ACPI_DB_NAMES, "%4.4s Not found in %p [Not adding]\n", - (char *)&target_name, node)); + ACPI_CAST_PTR(char, &target_name), node)); return_ACPI_STATUS(AE_NOT_FOUND); } diff --git a/drivers/acpi/namespace/nsxfeval.c b/drivers/acpi/namespace/nsxfeval.c index 8167af1fa57b..75b137a6a3c9 100644 --- a/drivers/acpi/namespace/nsxfeval.c +++ b/drivers/acpi/namespace/nsxfeval.c @@ -473,8 +473,8 @@ acpi_ns_get_device_callback(acpi_handle obj_handle, return (AE_CTRL_DEPTH); } - if (!(flags & 0x01)) { - /* Don't return at the device or children of the device if not there */ + if (!(flags & ACPI_STA_DEVICE_PRESENT)) { + /* Don't examine children of the device if not present */ return (AE_CTRL_DEPTH); } diff --git a/drivers/acpi/parser/psargs.c b/drivers/acpi/parser/psargs.c index 6eae35febccd..e6d4cb9fd303 100644 --- a/drivers/acpi/parser/psargs.c +++ b/drivers/acpi/parser/psargs.c @@ -45,6 +45,7 @@ #include <acpi/acparser.h> #include <acpi/amlcode.h> #include <acpi/acnamesp.h> +#include <acpi/acdispat.h> #define _COMPONENT ACPI_PARSER ACPI_MODULE_NAME("psargs") @@ -211,7 +212,7 @@ char *acpi_ps_get_next_namestring(struct acpi_parse_state *parser_state) * Arg - Where the namepath will be stored * arg_count - If the namepath points to a control method * the method's argument is returned here. - * method_call - Whether the namepath can possibly be the + * possible_method_call - Whether the namepath can possibly be the * start of a method call * * RETURN: Status @@ -227,11 +228,11 @@ char *acpi_ps_get_next_namestring(struct acpi_parse_state *parser_state) acpi_status acpi_ps_get_next_namepath(struct acpi_walk_state *walk_state, struct acpi_parse_state *parser_state, - union acpi_parse_object *arg, u8 method_call) + union acpi_parse_object *arg, u8 possible_method_call) { char *path; union acpi_parse_object *name_op; - acpi_status status = AE_OK; + acpi_status status; union acpi_operand_object *method_desc; struct acpi_namespace_node *node; union acpi_generic_state scope_info; @@ -239,114 +240,127 @@ acpi_ps_get_next_namepath(struct acpi_walk_state *walk_state, ACPI_FUNCTION_TRACE("ps_get_next_namepath"); path = acpi_ps_get_next_namestring(parser_state); + acpi_ps_init_op(arg, AML_INT_NAMEPATH_OP); - /* Null path case is allowed */ + /* Null path case is allowed, just exit */ - if (path) { - /* - * Lookup the name in the internal namespace - */ - scope_info.scope.node = NULL; - node = parser_state->start_node; - if (node) { - scope_info.scope.node = node; - } + if (!path) { + arg->common.value.name = path; + return_ACPI_STATUS(AE_OK); + } - /* - * Lookup object. We don't want to add anything new to the namespace - * here, however. So we use MODE_EXECUTE. Allow searching of the - * parent tree, but don't open a new scope -- we just want to lookup the - * object (MUST BE mode EXECUTE to perform upsearch) - */ - status = acpi_ns_lookup(&scope_info, path, ACPI_TYPE_ANY, - ACPI_IMODE_EXECUTE, - ACPI_NS_SEARCH_PARENT | - ACPI_NS_DONT_OPEN_SCOPE, NULL, &node); - if (ACPI_SUCCESS(status) && method_call) { - if (node->type == ACPI_TYPE_METHOD) { - /* This name is actually a control method invocation */ - - method_desc = acpi_ns_get_attached_object(node); - ACPI_DEBUG_PRINT((ACPI_DB_PARSE, - "Control Method - %p Desc %p Path=%p\n", - node, method_desc, path)); - - name_op = acpi_ps_alloc_op(AML_INT_NAMEPATH_OP); - if (!name_op) { - return_ACPI_STATUS(AE_NO_MEMORY); - } + /* Setup search scope info */ + + scope_info.scope.node = NULL; + node = parser_state->start_node; + if (node) { + scope_info.scope.node = node; + } - /* Change arg into a METHOD CALL and attach name to it */ + /* + * Lookup the name in the internal namespace. We don't want to add + * anything new to the namespace here, however, so we use MODE_EXECUTE. + * Allow searching of the parent tree, but don't open a new scope - + * we just want to lookup the object (must be mode EXECUTE to perform + * the upsearch) + */ + status = + acpi_ns_lookup(&scope_info, path, ACPI_TYPE_ANY, ACPI_IMODE_EXECUTE, + ACPI_NS_SEARCH_PARENT | ACPI_NS_DONT_OPEN_SCOPE, + NULL, &node); - acpi_ps_init_op(arg, AML_INT_METHODCALL_OP); - name_op->common.value.name = path; + /* + * If this name is a control method invocation, we must + * setup the method call + */ + if (ACPI_SUCCESS(status) && + possible_method_call && (node->type == ACPI_TYPE_METHOD)) { + /* This name is actually a control method invocation */ - /* Point METHODCALL/NAME to the METHOD Node */ + method_desc = acpi_ns_get_attached_object(node); + ACPI_DEBUG_PRINT((ACPI_DB_PARSE, + "Control Method - %p Desc %p Path=%p\n", node, + method_desc, path)); - name_op->common.node = node; - acpi_ps_append_arg(arg, name_op); + name_op = acpi_ps_alloc_op(AML_INT_NAMEPATH_OP); + if (!name_op) { + return_ACPI_STATUS(AE_NO_MEMORY); + } - if (!method_desc) { - ACPI_REPORT_ERROR(("ps_get_next_namepath: Control Method %p has no attached object\n", node)); - return_ACPI_STATUS(AE_AML_INTERNAL); - } + /* Change Arg into a METHOD CALL and attach name to it */ - ACPI_DEBUG_PRINT((ACPI_DB_PARSE, - "Control Method - %p Args %X\n", - node, - method_desc->method. - param_count)); + acpi_ps_init_op(arg, AML_INT_METHODCALL_OP); + name_op->common.value.name = path; - /* Get the number of arguments to expect */ + /* Point METHODCALL/NAME to the METHOD Node */ - walk_state->arg_count = - method_desc->method.param_count; - return_ACPI_STATUS(AE_OK); - } + name_op->common.node = node; + acpi_ps_append_arg(arg, name_op); - /* - * Else this is normal named object reference. - * Just init the NAMEPATH object with the pathname. - * (See code below) - */ + if (!method_desc) { + ACPI_REPORT_ERROR(("ps_get_next_namepath: Control Method %p has no attached object\n", node)); + return_ACPI_STATUS(AE_AML_INTERNAL); } - if (ACPI_FAILURE(status)) { - /* - * 1) Any error other than NOT_FOUND is always severe - * 2) NOT_FOUND is only important if we are executing a method. - * 3) If executing a cond_ref_of opcode, NOT_FOUND is ok. - */ - if ((((walk_state-> - parse_flags & ACPI_PARSE_MODE_MASK) == - ACPI_PARSE_EXECUTE) && (status == AE_NOT_FOUND) - && (walk_state->op->common.aml_opcode != - AML_COND_REF_OF_OP)) - || (status != AE_NOT_FOUND)) { - ACPI_REPORT_NSERROR(path, status); - - acpi_os_printf - ("search_node %p start_node %p return_node %p\n", - scope_info.scope.node, - parser_state->start_node, node); - } else { - /* - * We got a NOT_FOUND during table load or we encountered - * a cond_ref_of(x) where the target does not exist. - * Either case is ok - */ - status = AE_OK; - } - } + ACPI_DEBUG_PRINT((ACPI_DB_PARSE, + "Control Method - %p Args %X\n", + node, method_desc->method.param_count)); + + /* Get the number of arguments to expect */ + + walk_state->arg_count = method_desc->method.param_count; + return_ACPI_STATUS(AE_OK); } /* - * Regardless of success/failure above, - * Just initialize the Op with the pathname. + * Special handling if the name was not found during the lookup - + * some not_found cases are allowed */ - acpi_ps_init_op(arg, AML_INT_NAMEPATH_OP); - arg->common.value.name = path; + if (status == AE_NOT_FOUND) { + /* 1) not_found is ok during load pass 1/2 (allow forward references) */ + + if ((walk_state->parse_flags & ACPI_PARSE_MODE_MASK) != + ACPI_PARSE_EXECUTE) { + status = AE_OK; + } + + /* 2) not_found during a cond_ref_of(x) is ok by definition */ + + else if (walk_state->op->common.aml_opcode == + AML_COND_REF_OF_OP) { + status = AE_OK; + } + + /* + * 3) not_found while building a Package is ok at this point, we + * may flag as an error later if slack mode is not enabled. + * (Some ASL code depends on allowing this behavior) + */ + else if ((arg->common.parent) && + ((arg->common.parent->common.aml_opcode == + AML_PACKAGE_OP) + || (arg->common.parent->common.aml_opcode == + AML_VAR_PACKAGE_OP))) { + status = AE_OK; + } + } + + /* Final exception check (may have been changed from code above) */ + + if (ACPI_FAILURE(status)) { + ACPI_REPORT_NSERROR(path, status); + + if ((walk_state->parse_flags & ACPI_PARSE_MODE_MASK) == + ACPI_PARSE_EXECUTE) { + /* Report a control method execution error */ + status = acpi_ds_method_error(status, walk_state); + } + } + + /* Save the namepath */ + + arg->common.value.name = path; return_ACPI_STATUS(status); } diff --git a/drivers/acpi/parser/psloop.c b/drivers/acpi/parser/psloop.c index 088d33999d90..e81e51b8b3ae 100644 --- a/drivers/acpi/parser/psloop.c +++ b/drivers/acpi/parser/psloop.c @@ -704,6 +704,15 @@ acpi_status acpi_ps_parse_loop(struct acpi_walk_state *walk_state) acpi_ps_pop_scope(parser_state, &op, &walk_state->arg_types, &walk_state->arg_count); + + if (op->common.aml_opcode != AML_WHILE_OP) { + status2 = + acpi_ds_result_stack_pop + (walk_state); + if (ACPI_FAILURE(status2)) { + return_ACPI_STATUS(status2); + } + } } /* Close this iteration of the While loop */ diff --git a/drivers/acpi/parser/psparse.c b/drivers/acpi/parser/psparse.c index 7cfa7eb0dfc7..f0979b2956f2 100644 --- a/drivers/acpi/parser/psparse.c +++ b/drivers/acpi/parser/psparse.c @@ -333,7 +333,6 @@ acpi_ps_next_parse_state(struct acpi_walk_state *walk_state, switch (callback_status) { case AE_CTRL_TERMINATE: - /* * A control method was terminated via a RETURN statement. * The walk of this method is complete. @@ -346,13 +345,19 @@ acpi_ps_next_parse_state(struct acpi_walk_state *walk_state, parser_state->aml = walk_state->aml_last_while; walk_state->control_state->common.value = FALSE; - status = AE_CTRL_BREAK; + status = acpi_ds_result_stack_pop(walk_state); + if (ACPI_SUCCESS(status)) { + status = AE_CTRL_BREAK; + } break; case AE_CTRL_CONTINUE: parser_state->aml = walk_state->aml_last_while; - status = AE_CTRL_CONTINUE; + status = acpi_ds_result_stack_pop(walk_state); + if (ACPI_SUCCESS(status)) { + status = AE_CTRL_CONTINUE; + } break; case AE_CTRL_PENDING: @@ -369,16 +374,18 @@ acpi_ps_next_parse_state(struct acpi_walk_state *walk_state, #endif case AE_CTRL_TRUE: - /* * Predicate of an IF was true, and we are at the matching ELSE. * Just close out this package */ parser_state->aml = acpi_ps_get_next_package_end(parser_state); + status = acpi_ds_result_stack_pop(walk_state); + if (ACPI_SUCCESS(status)) { + status = AE_CTRL_PENDING; + } break; case AE_CTRL_FALSE: - /* * Either an IF/WHILE Predicate was false or we encountered a BREAK * opcode. In both cases, we do not execute the rest of the diff --git a/drivers/acpi/resources/rsdump.c b/drivers/acpi/resources/rsdump.c index cebd890d3db5..c24e3eb658c3 100644 --- a/drivers/acpi/resources/rsdump.c +++ b/drivers/acpi/resources/rsdump.c @@ -43,7 +43,6 @@ #include <acpi/acpi.h> #include <acpi/acresrc.h> -#include <acpi/acdisasm.h> #define _COMPONENT ACPI_RESOURCES ACPI_MODULE_NAME("rsdump") diff --git a/drivers/acpi/utilities/utalloc.c b/drivers/acpi/utilities/utalloc.c index e04b6119a4d7..b11b7ed788c6 100644 --- a/drivers/acpi/utilities/utalloc.c +++ b/drivers/acpi/utilities/utalloc.c @@ -47,7 +47,7 @@ ACPI_MODULE_NAME("utalloc") /* Local prototypes */ -#ifdef ACPI_DBG_TRACK_ALLOCATIONS +#ifdef ACPI_DBG_TRACK_ALLOCATIONS static struct acpi_debug_mem_block *acpi_ut_find_allocation(void *allocation); static acpi_status @@ -58,9 +58,7 @@ acpi_ut_track_allocation(struct acpi_debug_mem_block *address, static acpi_status acpi_ut_remove_allocation(struct acpi_debug_mem_block *address, u32 component, char *module, u32 line); -#endif /* ACPI_DBG_TRACK_ALLOCATIONS */ -#ifdef ACPI_DBG_TRACK_ALLOCATIONS static acpi_status acpi_ut_create_list(char *list_name, u16 object_size, struct acpi_memory_list **return_cache); diff --git a/drivers/acpi/utilities/uteval.c b/drivers/acpi/utilities/uteval.c index 7b81d5ef3c32..cd63a2d93fe3 100644 --- a/drivers/acpi/utilities/uteval.c +++ b/drivers/acpi/utilities/uteval.c @@ -95,7 +95,9 @@ acpi_status acpi_ut_osi_implementation(struct acpi_walk_state *walk_state) for (i = 0; i < ACPI_NUM_OSI_STRINGS; i++) { if (!ACPI_STRCMP(string_desc->string.pointer, - (char *)acpi_gbl_valid_osi_strings[i])) { + ACPI_CAST_PTR(char, + acpi_gbl_valid_osi_strings[i]))) + { /* This string is supported */ return_desc->integer.value = 0xFFFFFFFF; @@ -592,7 +594,7 @@ acpi_ut_execute_STA(struct acpi_namespace_node *device_node, u32 * flags) "_STA on %4.4s was not found, assuming device is present\n", acpi_ut_get_node_name(device_node))); - *flags = 0x0F; + *flags = ACPI_UINT32_MAX; status = AE_OK; } @@ -637,17 +639,17 @@ acpi_ut_execute_sxds(struct acpi_namespace_node *device_node, u8 * highest) for (i = 0; i < 4; i++) { highest[i] = 0xFF; status = acpi_ut_evaluate_object(device_node, - (char *) - acpi_gbl_highest_dstate_names - [i], ACPI_BTYPE_INTEGER, - &obj_desc); + ACPI_CAST_PTR(char, + acpi_gbl_highest_dstate_names + [i]), + ACPI_BTYPE_INTEGER, &obj_desc); if (ACPI_FAILURE(status)) { if (status != AE_NOT_FOUND) { ACPI_DEBUG_PRINT((ACPI_DB_EXEC, "%s on Device %4.4s, %s\n", - (char *) - acpi_gbl_highest_dstate_names - [i], + ACPI_CAST_PTR(char, + acpi_gbl_highest_dstate_names + [i]), acpi_ut_get_node_name (device_node), acpi_format_exception diff --git a/drivers/acpi/utilities/utglobal.c b/drivers/acpi/utilities/utglobal.c index 6828c7aefa8a..7c59c2b0d953 100644 --- a/drivers/acpi/utilities/utglobal.c +++ b/drivers/acpi/utilities/utglobal.c @@ -485,7 +485,7 @@ char *acpi_ut_get_region_name(u8 space_id) return ("invalid_space_id"); } - return ((char *)acpi_gbl_region_types[space_id]); + return (ACPI_CAST_PTR(char, acpi_gbl_region_types[space_id])); } /******************************************************************************* @@ -690,11 +690,12 @@ char *acpi_ut_get_descriptor_name(void *object) } if (ACPI_GET_DESCRIPTOR_TYPE(object) > ACPI_DESC_TYPE_MAX) { - return ((char *)acpi_gbl_bad_type); + return (ACPI_CAST_PTR(char, acpi_gbl_bad_type)); } - return ((char *) - acpi_gbl_desc_type_names[ACPI_GET_DESCRIPTOR_TYPE(object)]); + return (ACPI_CAST_PTR(char, + acpi_gbl_desc_type_names[ACPI_GET_DESCRIPTOR_TYPE + (object)])); } diff --git a/drivers/acpi/utilities/utmisc.c b/drivers/acpi/utilities/utmisc.c index 64dd64b1aa18..48d511d5c04b 100644 --- a/drivers/acpi/utilities/utmisc.c +++ b/drivers/acpi/utilities/utmisc.c @@ -179,7 +179,7 @@ void acpi_ut_release_owner_id(acpi_owner_id * owner_id_ptr) /* Zero is not a valid owner_iD */ - if ((owner_id == 0) || (owner_id > 255)) { + if (owner_id == 0) { ACPI_REPORT_ERROR(("Invalid owner_id: %2.2X\n", owner_id)); return_VOID; } diff --git a/drivers/acpi/utilities/utresrc.c b/drivers/acpi/utilities/utresrc.c index 6c0ce7b12194..eaf0edec6efe 100644 --- a/drivers/acpi/utilities/utresrc.c +++ b/drivers/acpi/utilities/utresrc.c @@ -47,6 +47,115 @@ #define _COMPONENT ACPI_UTILITIES ACPI_MODULE_NAME("utmisc") +#if defined(ACPI_DISASSEMBLER) || defined (ACPI_DEBUGGER) +/* + * Strings used to decode resource descriptors. + * Used by both the disasssembler and the debugger resource dump routines + */ +const char *acpi_gbl_BMdecode[2] = { + "not_bus_master", + "bus_master" +}; + +const char *acpi_gbl_config_decode[4] = { + "0 - Good Configuration", + "1 - Acceptable Configuration", + "2 - Suboptimal Configuration", + "3 - ***Invalid Configuration***", +}; + +const char *acpi_gbl_consume_decode[2] = { + "resource_producer", + "resource_consumer" +}; + +const char *acpi_gbl_DECdecode[2] = { + "pos_decode", + "sub_decode" +}; + +const char *acpi_gbl_HEdecode[2] = { + "Level", + "Edge" +}; + +const char *acpi_gbl_io_decode[2] = { + "Decode10", + "Decode16" +}; + +const char *acpi_gbl_LLdecode[2] = { + "active_high", + "active_low" +}; + +const char *acpi_gbl_max_decode[2] = { + "max_not_fixed", + "max_fixed" +}; + +const char *acpi_gbl_MEMdecode[4] = { + "non_cacheable", + "Cacheable", + "write_combining", + "Prefetchable" +}; + +const char *acpi_gbl_min_decode[2] = { + "min_not_fixed", + "min_fixed" +}; + +const char *acpi_gbl_MTPdecode[4] = { + "address_range_memory", + "address_range_reserved", + "address_range_aCPI", + "address_range_nVS" +}; + +const char *acpi_gbl_RNGdecode[4] = { + "invalid_ranges", + "non_iSAonly_ranges", + "ISAonly_ranges", + "entire_range" +}; + +const char *acpi_gbl_RWdecode[2] = { + "read_only", + "read_write" +}; + +const char *acpi_gbl_SHRdecode[2] = { + "Exclusive", + "Shared" +}; + +const char *acpi_gbl_SIZdecode[4] = { + "Transfer8", + "Transfer8_16", + "Transfer16", + "invalid_size" +}; + +const char *acpi_gbl_TRSdecode[2] = { + "dense_translation", + "sparse_translation" +}; + +const char *acpi_gbl_TTPdecode[2] = { + "type_static", + "type_translation" +}; + +const char *acpi_gbl_TYPdecode[4] = { + "Compatibility", + "type_a", + "type_b", + "type_f" +}; + +#endif + /* * Base sizes of the raw AML resource descriptors, indexed by resource type. * Zero indicates a reserved (and therefore invalid) resource type. diff --git a/include/acpi/acconfig.h b/include/acpi/acconfig.h index f48b9ee9a876..1f2477eb95fe 100644 --- a/include/acpi/acconfig.h +++ b/include/acpi/acconfig.h @@ -63,7 +63,7 @@ /* Current ACPICA subsystem version in YYYYMMDD format */ -#define ACPI_CA_VERSION 0x20051202 +#define ACPI_CA_VERSION 0x20051216 /* * OS name, used for the _OS object. The _OS object is essentially obsolete, diff --git a/include/acpi/acdisasm.h b/include/acpi/acdisasm.h index 99250ee1b9d1..0a8f49f5d2f1 100644 --- a/include/acpi/acdisasm.h +++ b/include/acpi/acdisasm.h @@ -57,27 +57,11 @@ struct acpi_external_list { }; extern struct acpi_external_list *acpi_gbl_external_list; -extern const char *acpi_gbl_io_decode[2]; + +/* Strings used for decoding flags to ASL keywords */ + extern const char *acpi_gbl_word_decode[4]; -extern const char *acpi_gbl_consume_decode[2]; -extern const char *acpi_gbl_config_decode[4]; -extern const char *acpi_gbl_min_decode[2]; -extern const char *acpi_gbl_max_decode[2]; -extern const char *acpi_gbl_DECdecode[2]; -extern const char *acpi_gbl_RNGdecode[4]; -extern const char *acpi_gbl_MEMdecode[4]; -extern const char *acpi_gbl_RWdecode[2]; extern const char *acpi_gbl_irq_decode[2]; -extern const char *acpi_gbl_HEdecode[2]; -extern const char *acpi_gbl_LLdecode[2]; -extern const char *acpi_gbl_SHRdecode[2]; -extern const char *acpi_gbl_TYPdecode[4]; -extern const char *acpi_gbl_BMdecode[2]; -extern const char *acpi_gbl_SIZdecode[4]; -extern const char *acpi_gbl_TTPdecode[2]; -extern const char *acpi_gbl_MTPdecode[4]; -extern const char *acpi_gbl_TRSdecode[2]; - extern const char *acpi_gbl_lock_rule[ACPI_NUM_LOCK_RULES]; extern const char *acpi_gbl_access_types[ACPI_NUM_ACCESS_TYPES]; extern const char *acpi_gbl_update_rules[ACPI_NUM_UPDATE_RULES]; diff --git a/include/acpi/acdispat.h b/include/acpi/acdispat.h index 065f24a77cfc..cc6407eef701 100644 --- a/include/acpi/acdispat.h +++ b/include/acpi/acdispat.h @@ -201,6 +201,9 @@ acpi_ds_begin_method_execution(struct acpi_namespace_node *method_node, union acpi_operand_object *obj_desc, struct acpi_namespace_node *calling_method_node); +acpi_status +acpi_ds_method_error(acpi_status status, struct acpi_walk_state *walk_state); + /* * dsinit */ diff --git a/include/acpi/acglobal.h b/include/acpi/acglobal.h index 3f37560c26ab..dfb3b2493ae5 100644 --- a/include/acpi/acglobal.h +++ b/include/acpi/acglobal.h @@ -98,11 +98,15 @@ ACPI_EXTERN u32 acpi_gbl_trace_flags; /* * Enable "slack" in the AML interpreter? Default is FALSE, and the * interpreter strictly follows the ACPI specification. Setting to TRUE - * allows the interpreter to forgive certain bad AML constructs. Currently: + * allows the interpreter to ignore certain errors and/or bad AML constructs. + * + * Currently, these features are enabled by this flag: + * * 1) Allow "implicit return" of last value in a control method - * 2) Allow access beyond end of operation region + * 2) Allow access beyond the end of an operation region * 3) Allow access to uninitialized locals/args (auto-init to integer 0) * 4) Allow ANY object type to be a source operand for the Store() operator + * 5) Allow unresolved references (invalid target name) in package objects */ ACPI_EXTERN u8 ACPI_INIT_GLOBAL(acpi_gbl_enable_interpreter_slack, FALSE); diff --git a/include/acpi/aclocal.h b/include/acpi/aclocal.h index 0cb61a72d971..da7f1cb96f5d 100644 --- a/include/acpi/aclocal.h +++ b/include/acpi/aclocal.h @@ -276,6 +276,37 @@ struct acpi_create_field_info { u8 field_type; }; +/* + * Bitmapped ACPI types. Used internally only + */ +#define ACPI_BTYPE_ANY 0x00000000 +#define ACPI_BTYPE_INTEGER 0x00000001 +#define ACPI_BTYPE_STRING 0x00000002 +#define ACPI_BTYPE_BUFFER 0x00000004 +#define ACPI_BTYPE_PACKAGE 0x00000008 +#define ACPI_BTYPE_FIELD_UNIT 0x00000010 +#define ACPI_BTYPE_DEVICE 0x00000020 +#define ACPI_BTYPE_EVENT 0x00000040 +#define ACPI_BTYPE_METHOD 0x00000080 +#define ACPI_BTYPE_MUTEX 0x00000100 +#define ACPI_BTYPE_REGION 0x00000200 +#define ACPI_BTYPE_POWER 0x00000400 +#define ACPI_BTYPE_PROCESSOR 0x00000800 +#define ACPI_BTYPE_THERMAL 0x00001000 +#define ACPI_BTYPE_BUFFER_FIELD 0x00002000 +#define ACPI_BTYPE_DDB_HANDLE 0x00004000 +#define ACPI_BTYPE_DEBUG_OBJECT 0x00008000 +#define ACPI_BTYPE_REFERENCE 0x00010000 +#define ACPI_BTYPE_RESOURCE 0x00020000 + +#define ACPI_BTYPE_COMPUTE_DATA (ACPI_BTYPE_INTEGER | ACPI_BTYPE_STRING | ACPI_BTYPE_BUFFER) + +#define ACPI_BTYPE_DATA (ACPI_BTYPE_COMPUTE_DATA | ACPI_BTYPE_PACKAGE) +#define ACPI_BTYPE_DATA_REFERENCE (ACPI_BTYPE_DATA | ACPI_BTYPE_REFERENCE | ACPI_BTYPE_DDB_HANDLE) +#define ACPI_BTYPE_DEVICE_OBJECTS (ACPI_BTYPE_DEVICE | ACPI_BTYPE_THERMAL | ACPI_BTYPE_PROCESSOR) +#define ACPI_BTYPE_OBJECTS_AND_REFS 0x0001FFFF /* ARG or LOCAL */ +#define ACPI_BTYPE_ALL_OBJECTS 0x0000FFFF + /***************************************************************************** * * Event typedefs and structs diff --git a/include/acpi/acmacros.h b/include/acpi/acmacros.h index 65a1a5c1a689..0fa8f72dbace 100644 --- a/include/acpi/acmacros.h +++ b/include/acpi/acmacros.h @@ -60,7 +60,7 @@ /* * For 16-bit addresses, we have to assume that the upper 32 bits - * are zero. + * (out of 64) are zero. */ #define ACPI_LODWORD(l) ((u32)(l)) #define ACPI_HIDWORD(l) ((u32)(0)) @@ -104,8 +104,9 @@ #define ACPI_FORMAT_UINT64(i) ACPI_HIDWORD(i),ACPI_LODWORD(i) /* - * Extract a byte of data using a pointer. Any more than a byte and we - * get into potential aligment issues -- see the STORE macros below + * Extract data using a pointer. Any more than a byte and we + * get into potential aligment issues -- see the STORE macros below. + * Use with care. */ #define ACPI_GET8(ptr) *ACPI_CAST_PTR (u8, ptr) #define ACPI_GET16(ptr) *ACPI_CAST_PTR (u16, ptr) @@ -116,16 +117,17 @@ #define ACPI_SET32(ptr) *ACPI_CAST_PTR (u32, ptr) #define ACPI_SET64(ptr) *ACPI_CAST_PTR (u64, ptr) -/* Pointer manipulation */ - -#define ACPI_CAST_PTR(t, p) ((t *)(void *)(p)) -#define ACPI_CAST_INDIRECT_PTR(t, p) ((t **)(void *)(p)) -#define ACPI_ADD_PTR(t,a,b) ACPI_CAST_PTR (t, (ACPI_CAST_PTR (u8, (a)) + (acpi_native_uint)(b))) -#define ACPI_PTR_DIFF(a,b) (acpi_native_uint) ((char *)(a) - (char *)(b)) +/* + * Pointer manipulation + */ +#define ACPI_CAST_PTR(t, p) ((t *) (acpi_uintptr_t) (p)) +#define ACPI_CAST_INDIRECT_PTR(t, p) ((t **) (acpi_uintptr_t) (p)) +#define ACPI_ADD_PTR(t,a,b) ACPI_CAST_PTR (t, (ACPI_CAST_PTR (u8,(a)) + (acpi_native_uint)(b))) +#define ACPI_PTR_DIFF(a,b) (acpi_native_uint) (ACPI_CAST_PTR (u8,(a)) - ACPI_CAST_PTR (u8,(b))) /* Pointer/Integer type conversions */ -#define ACPI_TO_POINTER(i) ACPI_ADD_PTR (void, (void *) NULL,(acpi_native_uint)i) +#define ACPI_TO_POINTER(i) ACPI_ADD_PTR (void,(void *) NULL,(acpi_native_uint) i) #define ACPI_TO_INTEGER(p) ACPI_PTR_DIFF (p,(void *) NULL) #define ACPI_OFFSET(d,f) (acpi_size) ACPI_PTR_DIFF (&(((d *)0)->f),(void *) NULL) #define ACPI_FADT_OFFSET(f) ACPI_OFFSET (FADT_DESCRIPTOR, f) @@ -133,7 +135,7 @@ #if ACPI_MACHINE_WIDTH == 16 #define ACPI_STORE_POINTER(d,s) ACPI_MOVE_32_TO_32(d,s) #define ACPI_PHYSADDR_TO_PTR(i) (void *)(i) -#define ACPI_PTR_TO_PHYSADDR(i) (u32) (char *)(i) +#define ACPI_PTR_TO_PHYSADDR(i) (u32) ACPI_CAST_PTR (u8,(i)) #else #define ACPI_PHYSADDR_TO_PTR(i) ACPI_TO_POINTER(i) #define ACPI_PTR_TO_PHYSADDR(i) ACPI_TO_INTEGER(i) diff --git a/include/acpi/actbl.h b/include/acpi/actbl.h index a46f406e1c94..ef2ddcadfe61 100644 --- a/include/acpi/actbl.h +++ b/include/acpi/actbl.h @@ -45,6 +45,12 @@ #define __ACTBL_H__ /* + * Note about bitfields: The u8 type is used for bitfields in ACPI tables. + * This is the only type that is even remotely portable. Anything else is not + * portable, so do not use any other bitfield types. + */ + +/* * Values for description table header signatures */ #define RSDP_NAME "RSDP" diff --git a/include/acpi/actypes.h b/include/acpi/actypes.h index 11847592ed1b..18e1338c5c7f 100644 --- a/include/acpi/actypes.h +++ b/include/acpi/actypes.h @@ -44,7 +44,15 @@ #ifndef __ACTYPES_H__ #define __ACTYPES_H__ -/*! [Begin] no source code translation (keep the typedefs) */ +/* + * ACPI_MACHINE_WIDTH must be specified in an OS- or compiler-dependent header + * and must be either 16, 32, or 64 + */ +#ifndef ACPI_MACHINE_WIDTH +#error ACPI_MACHINE_WIDTH not defined +#endif + +/*! [Begin] no source code translation */ /* * Data type ranges @@ -58,154 +66,210 @@ #define ACPI_UINT64_MAX (UINT64)(~((UINT64) 0)) /* 0xFFFFFFFFFFFFFFFF */ #define ACPI_ASCII_MAX 0x7F -#ifdef DEFINE_ALTERNATE_TYPES /* - * Types used only in translated source, defined here to enable - * cross-platform compilation only. + * Architecture-specific ACPICA Subsystem Data Types + * + * The goal of these types is to provide source code portability across + * 16-bit, 32-bit, and 64-bit targets. + * + * 1) The following types are of fixed size for all targets (16/32/64): + * + * BOOLEAN Logical boolean + * + * UINT8 8-bit (1 byte) unsigned value + * UINT16 16-bit (2 byte) unsigned value + * UINT32 32-bit (4 byte) unsigned value + * UINT64 64-bit (8 byte) unsigned value + * + * INT16 16-bit (2 byte) signed value + * INT32 32-bit (4 byte) signed value + * INT64 64-bit (8 byte) signed value + * + * COMPILER_DEPENDENT_UINT64/INT64 - These types are defined in the + * compiler-dependent header(s) and were introduced because there is no common + * 64-bit integer type across the various compilation models, as shown in + * the table below. + * + * Datatype LP64 ILP64 LLP64 ILP32 LP32 16bit + * char 8 8 8 8 8 8 + * short 16 16 16 16 16 16 + * _int32 32 + * int 32 64 32 32 16 16 + * long 64 64 32 32 32 32 + * long long 64 64 + * pointer 64 64 64 32 32 32 + * + * Note: ILP64 and LP32 are currently not supported. + * + * + * 2) These types represent the native word size of the target mode of the + * processor, and may be 16-bit, 32-bit, or 64-bit as required. They are + * usually used for memory allocation, efficient loop counters, and array + * indexes. The types are similar to the size_t type in the C library and are + * required because there is no C type that consistently represents the native + * data width. + * + * ACPI_SIZE 16/32/64-bit unsigned value + * ACPI_NATIVE_UINT 16/32/64-bit unsigned value + * ACPI_NATIVE_INT 16/32/64-bit signed value + * */ -typedef int s32; -typedef unsigned char u8; -typedef unsigned short u16; -typedef unsigned int u32; -typedef COMPILER_DEPENDENT_UINT64 u64; -#endif - -/* - * Data types - Fixed across all compilation models (16/32/64) +/******************************************************************************* * - * BOOLEAN Logical Boolean. - * INT8 8-bit (1 byte) signed value - * UINT8 8-bit (1 byte) unsigned value - * INT16 16-bit (2 byte) signed value - * UINT16 16-bit (2 byte) unsigned value - * INT32 32-bit (4 byte) signed value - * UINT32 32-bit (4 byte) unsigned value - * INT64 64-bit (8 byte) signed value - * UINT64 64-bit (8 byte) unsigned value - * ACPI_NATIVE_UINT 32-bit on IA-32, 64-bit on x86_64/IA-64 unsigned value - */ + * Common types for all compilers, all targets + * + ******************************************************************************/ + +typedef unsigned char BOOLEAN; +typedef unsigned char UINT8; +typedef unsigned short UINT16; +typedef COMPILER_DEPENDENT_UINT64 UINT64; +typedef COMPILER_DEPENDENT_INT64 INT64; -typedef unsigned long acpi_native_uint; +/*! [End] no source code translation !*/ -#ifndef ACPI_MACHINE_WIDTH -#error ACPI_MACHINE_WIDTH not defined -#endif +/******************************************************************************* + * + * Types specific to 64-bit targets + * + ******************************************************************************/ #if ACPI_MACHINE_WIDTH == 64 -/*! [Begin] no source code translation (keep the typedefs) */ +/*! [Begin] no source code translation (keep the typedefs as-is) */ -/* - * 64-bit type definitions - */ -typedef unsigned char UINT8; -typedef unsigned char BOOLEAN; -typedef unsigned short UINT16; -typedef int INT32; typedef unsigned int UINT32; -typedef COMPILER_DEPENDENT_INT64 INT64; -typedef COMPILER_DEPENDENT_UINT64 UINT64; +typedef int INT32; /*! [End] no source code translation !*/ +typedef u64 acpi_native_uint; +typedef s64 acpi_native_int; + typedef u64 acpi_table_ptr; typedef u64 acpi_io_address; typedef u64 acpi_physical_address; -typedef u64 acpi_size; -#define ALIGNED_ADDRESS_BOUNDARY 0x00000008 /* No hardware alignment support in IA64 */ -#define ACPI_USE_NATIVE_DIVIDE /* Native 64-bit integer support */ #define ACPI_MAX_PTR ACPI_UINT64_MAX #define ACPI_SIZE_MAX ACPI_UINT64_MAX +#define ALIGNED_ADDRESS_BOUNDARY 0x00000008 +#define ACPI_USE_NATIVE_DIVIDE /* Has native 64-bit integer support */ + /* * In the case of the Itanium Processor Family (IPF), the hardware does not * support misaligned memory transfers. Set the MISALIGNMENT_NOT_SUPPORTED flag * to indicate that special precautions must be taken to avoid alignment faults. * (IA64 or ia64 is currently used by existing compilers to indicate IPF.) * - * Note: Em64_t and other X86-64 processors do support misaligned transfers, + * Note: Em64_t and other X86-64 processors support misaligned transfers, * so there is no need to define this flag. */ #if defined (__IA64__) || defined (__ia64__) #define ACPI_MISALIGNMENT_NOT_SUPPORTED #endif +/******************************************************************************* + * + * Types specific to 32-bit targets + * + ******************************************************************************/ + +#elif ACPI_MACHINE_WIDTH == 32 + +/*! [Begin] no source code translation (keep the typedefs as-is) */ + +typedef unsigned int UINT32; +typedef int INT32; + +/*! [End] no source code translation !*/ + +typedef u32 acpi_native_uint; +typedef s32 acpi_native_int; + +typedef u64 acpi_table_ptr; +typedef u32 acpi_io_address; +typedef u64 acpi_physical_address; + +#define ACPI_MAX_PTR ACPI_UINT32_MAX +#define ACPI_SIZE_MAX ACPI_UINT32_MAX + +#define ALIGNED_ADDRESS_BOUNDARY 0x00000004 + +/******************************************************************************* + * + * Types specific to 16-bit targets + * + ******************************************************************************/ + #elif ACPI_MACHINE_WIDTH == 16 /*! [Begin] no source code translation (keep the typedefs as-is) */ -/* - * 16-bit type definitions - */ -typedef unsigned char UINT8; -typedef unsigned char BOOLEAN; -typedef unsigned int UINT16; -typedef long INT32; -typedef int INT16; typedef unsigned long UINT32; - -struct { - UINT32 Lo; - UINT32 Hi; -}; +typedef short INT16; +typedef long INT32; /*! [End] no source code translation !*/ +typedef u16 acpi_native_uint; +typedef s16 acpi_native_int; + typedef u32 acpi_table_ptr; typedef u32 acpi_io_address; typedef char *acpi_physical_address; -typedef u16 acpi_size; -#define ALIGNED_ADDRESS_BOUNDARY 0x00000002 -#define ACPI_USE_NATIVE_DIVIDE /* No 64-bit integers, ok to use native divide */ #define ACPI_MAX_PTR ACPI_UINT16_MAX #define ACPI_SIZE_MAX ACPI_UINT16_MAX -/* - * (16-bit only) internal integers must be 32-bits, so - * 64-bit integers cannot be supported - */ -#define ACPI_NO_INTEGER64_SUPPORT +#define ALIGNED_ADDRESS_BOUNDARY 0x00000002 +#define ACPI_USE_NATIVE_DIVIDE /* No 64-bit integers, ok to use native divide */ -#elif ACPI_MACHINE_WIDTH == 32 +/* 64-bit integers cannot be supported */ -/*! [Begin] no source code translation (keep the typedefs) */ +#define ACPI_NO_INTEGER64_SUPPORT -/* - * 32-bit type definitions (default) - */ -typedef unsigned char UINT8; -typedef unsigned char BOOLEAN; -typedef unsigned short UINT16; -typedef int INT32; -typedef unsigned int UINT32; -typedef COMPILER_DEPENDENT_INT64 INT64; -typedef COMPILER_DEPENDENT_UINT64 UINT64; +#else -/*! [End] no source code translation !*/ +/* ACPI_MACHINE_WIDTH must be either 64, 32, or 16 */ -typedef u64 acpi_table_ptr; -typedef u32 acpi_io_address; -typedef u64 acpi_physical_address; -typedef u32 acpi_size; +#error unknown ACPI_MACHINE_WIDTH +#endif -#define ALIGNED_ADDRESS_BOUNDARY 0x00000004 -#define ACPI_MAX_PTR ACPI_UINT32_MAX -#define ACPI_SIZE_MAX ACPI_UINT32_MAX +/******************************************************************************* + * + * OS- or compiler-dependent types + * + ******************************************************************************/ -#else -#error unknown ACPI_MACHINE_WIDTH +/* + * If acpi_uintptr_t was not defined in the OS- or compiler-dependent header, + * define it now (use C99 uintptr_t for pointer casting if available, + * "void *" otherwise) + */ +#ifndef acpi_uintptr_t +#define acpi_uintptr_t void * #endif /* - * This type is used for bitfields in ACPI tables. The only type that is - * even remotely portable is u8. Anything else is not portable, so - * do not add any more bitfield types. + * If acpi_cache_t was not defined in the OS-dependent header, + * define it now. This is typically the case where the local cache + * manager implementation is to be used (ACPI_USE_LOCAL_CACHE) */ -typedef u8 UINT8_BIT; -typedef acpi_native_uint ACPI_PTRDIFF; +#ifndef acpi_cache_t +#define acpi_cache_t struct acpi_memory_list +#endif + +/* Variable-width type, used instead of clib size_t */ + +typedef acpi_native_uint acpi_size; + +/******************************************************************************* + * + * Independent types + * + ******************************************************************************/ /* * Pointer overlays to avoid lots of typecasting for @@ -237,18 +301,8 @@ struct acpi_pointer { #define ACPI_LOGMODE_PHYSPTR ACPI_LOGICAL_ADDRESSING | ACPI_PHYSICAL_POINTER #define ACPI_LOGMODE_LOGPTR ACPI_LOGICAL_ADDRESSING | ACPI_LOGICAL_POINTER -/* - * If acpi_cache_t was not defined in the OS-dependent header, - * define it now. This is typically the case where the local cache - * manager implementation is to be used (ACPI_USE_LOCAL_CACHE) - */ -#ifndef acpi_cache_t -#define acpi_cache_t struct acpi_memory_list -#endif +/* Logical defines and NULL */ -/* - * Useful defines - */ #ifdef FALSE #undef FALSE #endif @@ -264,12 +318,12 @@ struct acpi_pointer { #endif /* - * Local datatypes + * Mescellaneous types */ typedef u32 acpi_status; /* All ACPI Exceptions */ typedef u32 acpi_name; /* 4-byte ACPI name */ typedef char *acpi_string; /* Null terminated ASCII string */ -typedef void *acpi_handle; /* Actually a ptr to an Node */ +typedef void *acpi_handle; /* Actually a ptr to a NS Node */ struct uint64_struct { u32 lo; @@ -473,37 +527,6 @@ typedef u32 acpi_object_type; #define ACPI_TYPE_NOT_FOUND 0xFF /* - * Bitmapped ACPI types. Used internally only - */ -#define ACPI_BTYPE_ANY 0x00000000 -#define ACPI_BTYPE_INTEGER 0x00000001 -#define ACPI_BTYPE_STRING 0x00000002 -#define ACPI_BTYPE_BUFFER 0x00000004 -#define ACPI_BTYPE_PACKAGE 0x00000008 -#define ACPI_BTYPE_FIELD_UNIT 0x00000010 -#define ACPI_BTYPE_DEVICE 0x00000020 -#define ACPI_BTYPE_EVENT 0x00000040 -#define ACPI_BTYPE_METHOD 0x00000080 -#define ACPI_BTYPE_MUTEX 0x00000100 -#define ACPI_BTYPE_REGION 0x00000200 -#define ACPI_BTYPE_POWER 0x00000400 -#define ACPI_BTYPE_PROCESSOR 0x00000800 -#define ACPI_BTYPE_THERMAL 0x00001000 -#define ACPI_BTYPE_BUFFER_FIELD 0x00002000 -#define ACPI_BTYPE_DDB_HANDLE 0x00004000 -#define ACPI_BTYPE_DEBUG_OBJECT 0x00008000 -#define ACPI_BTYPE_REFERENCE 0x00010000 -#define ACPI_BTYPE_RESOURCE 0x00020000 - -#define ACPI_BTYPE_COMPUTE_DATA (ACPI_BTYPE_INTEGER | ACPI_BTYPE_STRING | ACPI_BTYPE_BUFFER) - -#define ACPI_BTYPE_DATA (ACPI_BTYPE_COMPUTE_DATA | ACPI_BTYPE_PACKAGE) -#define ACPI_BTYPE_DATA_REFERENCE (ACPI_BTYPE_DATA | ACPI_BTYPE_REFERENCE | ACPI_BTYPE_DDB_HANDLE) -#define ACPI_BTYPE_DEVICE_OBJECTS (ACPI_BTYPE_DEVICE | ACPI_BTYPE_THERMAL | ACPI_BTYPE_PROCESSOR) -#define ACPI_BTYPE_OBJECTS_AND_REFS 0x0001FFFF /* ARG or LOCAL */ -#define ACPI_BTYPE_ALL_OBJECTS 0x0000FFFF - -/* * All I/O */ #define ACPI_READ 0 @@ -856,6 +879,14 @@ struct acpi_compatible_id_list { #define ACPI_VALID_CID 0x0010 #define ACPI_VALID_SXDS 0x0020 +/* Flags for _STA method */ + +#define ACPI_STA_DEVICE_PRESENT 0x01 +#define ACPI_STA_DEVICE_ENABLED 0x02 +#define ACPI_STA_DEVICE_UI 0x04 +#define ACPI_STA_DEVICE_OK 0x08 +#define ACPI_STA_BATTERY_PRESENT 0x10 + #define ACPI_COMMON_OBJ_INFO \ acpi_object_type type; /* ACPI object type */ \ acpi_name name /* ACPI object Name */ @@ -921,7 +952,9 @@ typedef u32 acpi_rsdesc_size; /* Max Resource Descriptor size is (length+3) = (6 #define ACPI_ISA_ONLY_RANGES (u8) 0x02 #define ACPI_ENTIRE_RANGE (ACPI_NON_ISA_ONLY_RANGES | ACPI_ISA_ONLY_RANGES) -#define ACPI_SPARSE_TRANSLATION (u8) 0x03 +/* Type of translation - 1=Sparse, 0=Dense */ + +#define ACPI_SPARSE_TRANSLATION (u8) 0x01 /* * IO Port Descriptor Decode diff --git a/include/acpi/acutils.h b/include/acpi/acutils.h index 4ff963323de3..5fa21e03a62f 100644 --- a/include/acpi/acutils.h +++ b/include/acpi/acutils.h @@ -46,6 +46,30 @@ extern const u8 acpi_gbl_resource_aml_sizes[]; +/* Strings used by the disassembler and debugger resource dump routines */ + +#if defined(ACPI_DISASSEMBLER) || defined (ACPI_DEBUGGER) + +extern const char *acpi_gbl_BMdecode[2]; +extern const char *acpi_gbl_config_decode[4]; +extern const char *acpi_gbl_consume_decode[2]; +extern const char *acpi_gbl_DECdecode[2]; +extern const char *acpi_gbl_HEdecode[2]; +extern const char *acpi_gbl_io_decode[2]; +extern const char *acpi_gbl_LLdecode[2]; +extern const char *acpi_gbl_max_decode[2]; +extern const char *acpi_gbl_MEMdecode[4]; +extern const char *acpi_gbl_min_decode[2]; +extern const char *acpi_gbl_MTPdecode[4]; +extern const char *acpi_gbl_RNGdecode[4]; +extern const char *acpi_gbl_RWdecode[2]; +extern const char *acpi_gbl_SHRdecode[2]; +extern const char *acpi_gbl_SIZdecode[4]; +extern const char *acpi_gbl_TRSdecode[2]; +extern const char *acpi_gbl_TTPdecode[2]; +extern const char *acpi_gbl_TYPdecode[4]; +#endif + /* Types for Resource descriptor entries */ #define ACPI_INVALID_RESOURCE 0 |