ACPICA: Executer: Add OSL trace hook support
ACPICA commit e8e4a9b19d0b72a7b165398bdc961fc2f6f502ec This patch adds OSL trace hook support. OSPMs are encouraged to use acpi_os_trace_point() with ACPI_USE_SYSTEM_TRACER defined to implement platform specific trace facility. Lv Zheng. Link: https://github.com/acpica/acpica/commit/e8e4a9b1 Signed-off-by: Lv Zheng <lv.zheng@intel.com> Signed-off-by: Bob Moore <robert.moore@intel.com> Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
This commit is contained in:
Lv Zheng
committed by
Rafael J. Wysocki
Rafael J. Wysocki
vanhempi
ab6c573320
commit
bab0482418
@@ -52,6 +52,12 @@ ACPI_MODULE_NAME("exdebug")
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static union acpi_operand_object *acpi_gbl_trace_method_object = NULL;
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/* Local prototypes */
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#ifdef ACPI_DEBUG_OUTPUT
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static const char *acpi_ex_get_trace_event_name(acpi_trace_event_type type);
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#endif
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#ifndef ACPI_NO_ERROR_MESSAGES
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/*******************************************************************************
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*
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@@ -363,6 +369,78 @@ static u8 acpi_ex_interpreter_trace_enabled(char *name)
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return (TRUE);
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}
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/*******************************************************************************
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*
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* FUNCTION: acpi_ex_get_trace_event_name
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*
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* PARAMETERS: type - Trace event type
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*
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* RETURN: Trace event name.
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*
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* DESCRIPTION: Used to obtain the full trace event name.
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*
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******************************************************************************/
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#ifdef ACPI_DEBUG_OUTPUT
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static const char *acpi_ex_get_trace_event_name(acpi_trace_event_type type)
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{
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switch (type) {
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case ACPI_TRACE_AML_METHOD:
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return "Method";
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case ACPI_TRACE_AML_OPCODE:
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return "Opcode";
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case ACPI_TRACE_AML_REGION:
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return "Region";
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default:
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return "";
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}
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}
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#endif
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/*******************************************************************************
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*
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* FUNCTION: acpi_ex_trace_point
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*
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* PARAMETERS: type - Trace event type
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* begin - TRUE if before execution
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* aml - Executed AML address
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* pathname - Object path
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*
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* RETURN: None
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*
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* DESCRIPTION: Internal interpreter execution trace.
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*
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******************************************************************************/
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void
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acpi_ex_trace_point(acpi_trace_event_type type,
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u8 begin, u8 *aml, char *pathname)
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{
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ACPI_FUNCTION_NAME(ex_trace_point);
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if (pathname) {
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ACPI_DEBUG_PRINT((ACPI_DB_TRACE_POINT,
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"%s %s [0x%p:%s] execution.\n",
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acpi_ex_get_trace_event_name(type),
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begin ? "Begin" : "End", aml, pathname));
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} else {
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ACPI_DEBUG_PRINT((ACPI_DB_TRACE_POINT,
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"%s %s [0x%p] execution.\n",
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acpi_ex_get_trace_event_name(type),
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begin ? "Begin" : "End", aml));
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}
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}
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/*******************************************************************************
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*
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* FUNCTION: acpi_ex_start_trace_method
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@@ -417,16 +495,9 @@ acpi_ex_start_trace_method(struct acpi_namespace_node *method_node,
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exit:
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if (enabled) {
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if (pathname) {
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ACPI_DEBUG_PRINT((ACPI_DB_TRACE_POINT,
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"Begin method [0x%p:%s] execution.\n",
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obj_desc->method.aml_start,
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pathname));
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} else {
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ACPI_DEBUG_PRINT((ACPI_DB_TRACE_POINT,
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"Begin method [0x%p] execution.\n",
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obj_desc->method.aml_start));
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}
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ACPI_TRACE_POINT(ACPI_TRACE_AML_METHOD, TRUE,
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obj_desc ? obj_desc->method.aml_start : NULL,
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pathname);
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}
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if (pathname) {
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ACPI_FREE(pathname);
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@@ -473,16 +544,9 @@ acpi_ex_stop_trace_method(struct acpi_namespace_node *method_node,
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(void)acpi_ut_release_mutex(ACPI_MTX_NAMESPACE);
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if (enabled) {
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if (pathname) {
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ACPI_DEBUG_PRINT((ACPI_DB_TRACE_POINT,
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"End method [0x%p:%s] execution.\n",
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obj_desc->method.aml_start,
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pathname));
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} else {
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ACPI_DEBUG_PRINT((ACPI_DB_TRACE_POINT,
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"End method [0x%p] execution.\n",
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obj_desc->method.aml_start));
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}
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ACPI_TRACE_POINT(ACPI_TRACE_AML_METHOD, FALSE,
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obj_desc ? obj_desc->method.aml_start : NULL,
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pathname);
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}
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status = acpi_ut_acquire_mutex(ACPI_MTX_NAMESPACE);
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@@ -535,20 +599,8 @@ acpi_ex_start_trace_opcode(union acpi_parse_object *op,
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ACPI_FUNCTION_NAME(ex_start_trace_opcode);
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if (acpi_ex_interpreter_trace_enabled(NULL)) {
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if (walk_state->op_info) {
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ACPI_DEBUG_PRINT((ACPI_DB_TRACE_POINT,
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"Begin opcode: %s[0x%p] Class=0x%02x, Type=0x%02x, Flags=0x%04x.\n",
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op->common.aml_op_name,
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op->common.aml,
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walk_state->op_info->class,
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walk_state->op_info->type,
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walk_state->op_info->flags));
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} else {
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ACPI_DEBUG_PRINT((ACPI_DB_TRACE_POINT,
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"Begin opcode: %s[0x%p].\n",
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op->common.aml_op_name,
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op->common.aml));
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}
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ACPI_TRACE_POINT(ACPI_TRACE_AML_OPCODE, TRUE,
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op->common.aml, op->common.aml_op_name);
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}
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}
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@@ -574,8 +626,7 @@ acpi_ex_stop_trace_opcode(union acpi_parse_object *op,
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ACPI_FUNCTION_NAME(ex_stop_trace_opcode);
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if (acpi_ex_interpreter_trace_enabled(NULL)) {
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ACPI_DEBUG_PRINT((ACPI_DB_TRACE_POINT,
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"End opcode: %s[0x%p].\n",
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op->common.aml_op_name, op->common.aml));
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ACPI_TRACE_POINT(ACPI_TRACE_AML_OPCODE, FALSE,
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op->common.aml, op->common.aml_op_name);
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}
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}
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