ACPICA: Debugger: Add a new command: "ALL <NameSeg>"
This command will execute/evaluate all objects with a match to the <NameSeg> argument. ACPICA commit a1a32ec054f067d1617067e2bafb0a27a8728e07 Link: https://github.com/acpica/acpica/commit/a1a32ec0 Signed-off-by: Bob Moore <robert.moore@intel.com> Signed-off-by: Erik Kaneda <erik.kaneda@intel.com> Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
This commit is contained in:
Bob Moore
Rafael J. Wysocki
parent
ef3efb439a
commit
6218ab30da
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@ -37,12 +37,14 @@ struct acpi_db_argument_info {
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struct acpi_db_execute_walk {
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u32 count;
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u32 max_count;
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char name_seg[ACPI_NAMESEG_SIZE + 1];
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};
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#define PARAM_LIST(pl) pl
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#define EX_NO_SINGLE_STEP 1
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#define EX_SINGLE_STEP 2
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#define EX_ALL 4
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/*
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* dbxface - external debugger interfaces
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@ -124,6 +126,8 @@ void acpi_db_disassemble_aml(char *statements, union acpi_parse_object *op);
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void acpi_db_evaluate_predefined_names(void);
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void acpi_db_evaluate_all(char *name_seg);
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/*
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* dbnames - namespace commands
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*/
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@ -86,7 +86,8 @@ void acpi_db_delete_objects(u32 count, union acpi_object *objects)
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*
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* RETURN: Status
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*
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* DESCRIPTION: Execute a control method.
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* DESCRIPTION: Execute a control method. Used to evaluate objects via the
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* "EXECUTE" or "EVALUATE" commands.
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*
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******************************************************************************/
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@ -314,11 +315,12 @@ acpi_db_execution_walk(acpi_handle obj_handle,
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status = acpi_evaluate_object(node, NULL, NULL, &return_obj);
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acpi_gbl_method_executing = FALSE;
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acpi_os_printf("Evaluation of [%4.4s] returned %s\n",
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acpi_ut_get_node_name(node),
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acpi_format_exception(status));
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acpi_gbl_method_executing = FALSE;
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return (AE_OK);
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}
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@ -334,7 +336,8 @@ acpi_db_execution_walk(acpi_handle obj_handle,
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* RETURN: None
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*
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* DESCRIPTION: Execute a control method. Name is relative to the current
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* scope.
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* scope. Function used for the "EXECUTE", "EVALUATE", and
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* "ALL" commands
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*
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******************************************************************************/
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@ -372,6 +375,12 @@ acpi_db_execute(char *name, char **args, acpi_object_type *types, u32 flags)
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return;
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}
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if ((flags & EX_ALL) && (strlen(name) > 4)) {
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acpi_os_printf("Input name (%s) must be a 4-char NameSeg\n",
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name);
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return;
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}
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name_string = ACPI_ALLOCATE(strlen(name) + 1);
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if (!name_string) {
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return;
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@ -389,13 +398,24 @@ acpi_db_execute(char *name, char **args, acpi_object_type *types, u32 flags)
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return;
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}
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acpi_gbl_db_method_info.name = name_string;
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acpi_gbl_db_method_info.args = args;
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acpi_gbl_db_method_info.types = types;
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acpi_gbl_db_method_info.flags = flags;
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/* Command (ALL <nameseg>) to execute all methods of a particular name */
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return_obj.pointer = NULL;
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return_obj.length = ACPI_ALLOCATE_BUFFER;
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else if (flags & EX_ALL) {
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acpi_gbl_db_method_info.name = name_string;
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return_obj.pointer = NULL;
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return_obj.length = ACPI_ALLOCATE_BUFFER;
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acpi_db_evaluate_all(name_string);
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ACPI_FREE(name_string);
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return;
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} else {
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acpi_gbl_db_method_info.name = name_string;
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acpi_gbl_db_method_info.args = args;
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acpi_gbl_db_method_info.types = types;
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acpi_gbl_db_method_info.flags = flags;
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return_obj.pointer = NULL;
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return_obj.length = ACPI_ALLOCATE_BUFFER;
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}
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status = acpi_db_execute_setup(&acpi_gbl_db_method_info);
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if (ACPI_FAILURE(status)) {
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@ -450,6 +470,7 @@ acpi_db_execute(char *name, char **args, acpi_object_type *types, u32 flags)
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(u32)return_obj.length);
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acpi_db_dump_external_object(return_obj.pointer, 1);
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acpi_os_printf("\n");
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/* Dump a _PLD buffer if present */
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@ -37,6 +37,7 @@ acpi_db_match_command_help(const char *command,
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enum acpi_ex_debugger_commands {
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CMD_NOT_FOUND = 0,
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CMD_NULL,
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CMD_ALL,
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CMD_ALLOCATIONS,
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CMD_ARGS,
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CMD_ARGUMENTS,
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@ -115,6 +116,7 @@ enum acpi_ex_debugger_commands {
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static const struct acpi_db_command_info acpi_gbl_db_commands[] = {
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{"<NOT FOUND>", 0},
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{"<NULL>", 0},
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{"ALL", 1},
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{"ALLOCATIONS", 0},
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{"ARGS", 0},
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{"ARGUMENTS", 0},
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@ -222,6 +224,7 @@ static const struct acpi_db_command_help acpi_gbl_db_command_help[] = {
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{1, " Type <Object>", "Display object type\n"},
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{0, "\nControl Method Execution:", "\n"},
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{1, " All <NameSeg>", "Evaluate all objects named NameSeg\n"},
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{1, " Evaluate <Namepath> [Arguments]",
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"Evaluate object or control method\n"},
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{1, " Execute <Namepath> [Arguments]", "Synonym for Evaluate\n"},
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@ -740,6 +743,15 @@ acpi_db_command_dispatch(char *input_buffer,
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}
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break;
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case CMD_ALL:
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acpi_os_printf("Executing all objects with NameSeg: %s\n",
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acpi_gbl_db_args[1]);
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acpi_db_execute(acpi_gbl_db_args[1], &acpi_gbl_db_args[2],
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&acpi_gbl_db_arg_types[2],
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EX_NO_SINGLE_STEP | EX_ALL);
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break;
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case CMD_ALLOCATIONS:
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#ifdef ACPI_DBG_TRACK_ALLOCATIONS
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@ -21,6 +21,8 @@ static acpi_status
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acpi_db_walk_for_execute(acpi_handle obj_handle,
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u32 nesting_level, void *context, void **return_value);
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static acpi_status acpi_db_evaluate_object(struct acpi_namespace_node *node);
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/*******************************************************************************
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*
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* FUNCTION: acpi_db_set_method_breakpoint
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@ -346,42 +348,26 @@ acpi_status acpi_db_disassemble_method(char *name)
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/*******************************************************************************
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*
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* FUNCTION: acpi_db_walk_for_execute
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* FUNCTION: acpi_db_evaluate_object
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*
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* PARAMETERS: Callback from walk_namespace
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* PARAMETERS: node - Namespace node for the object
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*
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* RETURN: Status
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*
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* DESCRIPTION: Batch execution module. Currently only executes predefined
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* ACPI names.
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* DESCRIPTION: Main execution function for the Evaluate/Execute/All debugger
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* commands.
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*
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******************************************************************************/
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static acpi_status
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acpi_db_walk_for_execute(acpi_handle obj_handle,
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u32 nesting_level, void *context, void **return_value)
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static acpi_status acpi_db_evaluate_object(struct acpi_namespace_node *node)
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{
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struct acpi_namespace_node *node =
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(struct acpi_namespace_node *)obj_handle;
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struct acpi_db_execute_walk *info =
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(struct acpi_db_execute_walk *)context;
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struct acpi_buffer return_obj;
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acpi_status status;
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char *pathname;
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u32 i;
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struct acpi_device_info *obj_info;
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struct acpi_object_list param_objects;
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union acpi_object params[ACPI_METHOD_NUM_ARGS];
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const union acpi_predefined_info *predefined;
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predefined = acpi_ut_match_predefined_method(node->name.ascii);
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if (!predefined) {
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return (AE_OK);
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}
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if (node->type == ACPI_TYPE_LOCAL_SCOPE) {
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return (AE_OK);
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}
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struct acpi_buffer return_obj;
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acpi_status status;
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pathname = acpi_ns_get_external_pathname(node);
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if (!pathname) {
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@ -390,7 +376,7 @@ acpi_db_walk_for_execute(acpi_handle obj_handle,
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/* Get the object info for number of method parameters */
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status = acpi_get_object_info(obj_handle, &obj_info);
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status = acpi_get_object_info(node, &obj_info);
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if (ACPI_FAILURE(status)) {
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ACPI_FREE(pathname);
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return (status);
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@ -421,14 +407,67 @@ acpi_db_walk_for_execute(acpi_handle obj_handle,
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acpi_gbl_method_executing = TRUE;
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status = acpi_evaluate_object(node, NULL, ¶m_objects, &return_obj);
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acpi_gbl_method_executing = FALSE;
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acpi_os_printf("%-32s returned %s\n", pathname,
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acpi_format_exception(status));
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acpi_gbl_method_executing = FALSE;
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if (return_obj.length) {
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acpi_os_printf("Evaluation of %s returned object %p, "
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"external buffer length %X\n",
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pathname, return_obj.pointer,
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(u32)return_obj.length);
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acpi_db_dump_external_object(return_obj.pointer, 1);
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acpi_os_printf("\n");
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}
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ACPI_FREE(pathname);
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/* Ignore status from method execution */
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return (AE_OK);
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/* Update count, check if we have executed enough methods */
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}
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/*******************************************************************************
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*
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* FUNCTION: acpi_db_walk_for_execute
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*
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* PARAMETERS: Callback from walk_namespace
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*
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* RETURN: Status
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*
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* DESCRIPTION: Batch execution function. Evaluates all "predefined" objects --
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* the nameseg begins with an underscore.
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*
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******************************************************************************/
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static acpi_status
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acpi_db_walk_for_execute(acpi_handle obj_handle,
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u32 nesting_level, void *context, void **return_value)
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{
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struct acpi_namespace_node *node =
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(struct acpi_namespace_node *)obj_handle;
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struct acpi_db_execute_walk *info =
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(struct acpi_db_execute_walk *)context;
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acpi_status status;
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const union acpi_predefined_info *predefined;
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predefined = acpi_ut_match_predefined_method(node->name.ascii);
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if (!predefined) {
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return (AE_OK);
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}
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if (node->type == ACPI_TYPE_LOCAL_SCOPE) {
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return (AE_OK);
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}
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acpi_db_evaluate_object(node);
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/* Ignore status from object evaluation */
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status = AE_OK;
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/* Update count, check if we have executed enough methods */
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@ -441,6 +480,52 @@ acpi_db_walk_for_execute(acpi_handle obj_handle,
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return (status);
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}
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/*******************************************************************************
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*
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* FUNCTION: acpi_db_walk_for_execute_all
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*
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* PARAMETERS: Callback from walk_namespace
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*
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* RETURN: Status
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*
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* DESCRIPTION: Batch execution function. Evaluates all objects whose path ends
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* with the nameseg "Info->NameSeg". Used for the "ALL" command.
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*
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******************************************************************************/
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static acpi_status
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acpi_db_walk_for_execute_all(acpi_handle obj_handle,
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u32 nesting_level,
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void *context, void **return_value)
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{
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struct acpi_namespace_node *node =
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(struct acpi_namespace_node *)obj_handle;
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struct acpi_db_execute_walk *info =
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(struct acpi_db_execute_walk *)context;
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acpi_status status;
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if (!ACPI_COMPARE_NAMESEG(node->name.ascii, info->name_seg)) {
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return (AE_OK);
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}
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if (node->type == ACPI_TYPE_LOCAL_SCOPE) {
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return (AE_OK);
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}
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/* Now evaluate the input object (node) */
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acpi_db_evaluate_object(node);
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/* Ignore status from method execution */
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status = AE_OK;
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/* Update count of executed methods/objects */
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info->count++;
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return (status);
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}
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/*******************************************************************************
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*
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* FUNCTION: acpi_db_evaluate_predefined_names
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@ -470,3 +555,35 @@ void acpi_db_evaluate_predefined_names(void)
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acpi_os_printf("Evaluated %u predefined names in the namespace\n",
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info.count);
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}
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/*******************************************************************************
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*
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* FUNCTION: acpi_db_evaluate_all
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*
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* PARAMETERS: none_acpi_gbl_db_method_info
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*
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* RETURN: None
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*
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* DESCRIPTION: Namespace batch execution. Implements the "ALL" command.
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* Execute all namepaths whose final nameseg matches the
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* input nameseg.
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*
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******************************************************************************/
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void acpi_db_evaluate_all(char *name_seg)
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{
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struct acpi_db_execute_walk info;
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info.count = 0;
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info.max_count = ACPI_UINT32_MAX;
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ACPI_COPY_NAMESEG(info.name_seg, name_seg);
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info.name_seg[ACPI_NAMESEG_SIZE] = 0;
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/* Search all nodes in namespace */
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(void)acpi_walk_namespace(ACPI_TYPE_ANY, ACPI_ROOT_OBJECT,
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ACPI_UINT32_MAX, acpi_db_walk_for_execute_all,
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NULL, (void *)&info, NULL);
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acpi_os_printf("Evaluated %u names in the namespace\n", info.count);
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}
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