void
AcpiExStartTraceMethod (
ACPI_NAMESPACE_NODE *MethodNode,
ACPI_OPERAND_OBJECT *ObjDesc,
ACPI_WALK_STATE *WalkState)
{
ACPI_STATUS Status;
char *Pathname = NULL;
BOOLEAN Enabled = FALSE;
ACPI_FUNCTION_NAME (ExStartTraceMethod);
if (MethodNode)
{
Pathname = AcpiNsGetNormalizedPathname (MethodNode, TRUE);
}
Status = AcpiUtAcquireMutex (ACPI_MTX_NAMESPACE);
if (ACPI_FAILURE (Status))
{
goto Exit;
}
Enabled = AcpiExInterpreterTraceEnabled (Pathname);
if (Enabled && !AcpiGbl_TraceMethodObject)
{
AcpiGbl_TraceMethodObject = ObjDesc;
AcpiGbl_OriginalDbgLevel = AcpiDbgLevel;
AcpiGbl_OriginalDbgLayer = AcpiDbgLayer;
AcpiDbgLevel = ACPI_TRACE_LEVEL_ALL;
AcpiDbgLayer = ACPI_TRACE_LAYER_ALL;
if (AcpiGbl_TraceDbgLevel)
{
AcpiDbgLevel = AcpiGbl_TraceDbgLevel;
}
if (AcpiGbl_TraceDbgLayer)
{
AcpiDbgLayer = AcpiGbl_TraceDbgLayer;
}
}
(void) AcpiUtReleaseMutex (ACPI_MTX_NAMESPACE);
Exit:
if (Enabled)
{
ACPI_TRACE_POINT (ACPI_TRACE_AML_METHOD, TRUE,
ObjDesc ? ObjDesc->Method.AmlStart : NULL, Pathname);
}
if (Pathname)
{
ACPI_FREE (Pathname);
}
}
void
acpi_ex_stop_trace_method(struct acpi_namespace_node *method_node,
union acpi_operand_object *obj_desc,
struct acpi_walk_state *walk_state)
{
acpi_status status;
char *pathname = NULL;
u8 enabled;
ACPI_FUNCTION_NAME(ex_stop_trace_method);
if (method_node) {
pathname = acpi_ns_get_normalized_pathname(method_node, TRUE);
}
status = acpi_ut_acquire_mutex(ACPI_MTX_NAMESPACE);
if (ACPI_FAILURE(status)) {
goto exit_path;
}
enabled = acpi_ex_interpreter_trace_enabled(NULL);
(void)acpi_ut_release_mutex(ACPI_MTX_NAMESPACE);
if (enabled) {
ACPI_TRACE_POINT(ACPI_TRACE_AML_METHOD, FALSE,
obj_desc ? obj_desc->method.aml_start : NULL,
pathname);
}
status = acpi_ut_acquire_mutex(ACPI_MTX_NAMESPACE);
if (ACPI_FAILURE(status)) {
goto exit_path;
}
/* Check whether the tracer should be stopped */
if (acpi_gbl_trace_method_object == obj_desc) {
/* Disable further tracing if type is one-shot */
if (acpi_gbl_trace_flags & ACPI_TRACE_ONESHOT) {
acpi_gbl_trace_method_name = NULL;
}
acpi_dbg_level = acpi_gbl_original_dbg_level;
acpi_dbg_layer = acpi_gbl_original_dbg_layer;
acpi_gbl_trace_method_object = NULL;
}
(void)acpi_ut_release_mutex(ACPI_MTX_NAMESPACE);
exit_path:
if (pathname) {
ACPI_FREE(pathname);
}
}
void
acpi_ex_stop_trace_opcode(union acpi_parse_object *op,
struct acpi_walk_state *walk_state)
{
ACPI_FUNCTION_NAME(ex_stop_trace_opcode);
if (acpi_ex_interpreter_trace_enabled(NULL) &&
(acpi_gbl_trace_flags & ACPI_TRACE_OPCODE)) {
ACPI_TRACE_POINT(ACPI_TRACE_AML_OPCODE, FALSE,
op->common.aml, op->common.aml_op_name);
}
}
void
acpi_ex_start_trace_method(struct acpi_namespace_node *method_node,
union acpi_operand_object *obj_desc,
struct acpi_walk_state *walk_state)
{
acpi_status status;
char *pathname = NULL;
u8 enabled = FALSE;
ACPI_FUNCTION_NAME(ex_start_trace_method);
if (method_node) {
pathname = acpi_ns_get_normalized_pathname(method_node, TRUE);
}
status = acpi_ut_acquire_mutex(ACPI_MTX_NAMESPACE);
if (ACPI_FAILURE(status)) {
goto exit;
}
enabled = acpi_ex_interpreter_trace_enabled(pathname);
if (enabled && !acpi_gbl_trace_method_object) {
acpi_gbl_trace_method_object = obj_desc;
acpi_gbl_original_dbg_level = acpi_dbg_level;
acpi_gbl_original_dbg_layer = acpi_dbg_layer;
acpi_dbg_level = ACPI_TRACE_LEVEL_ALL;
acpi_dbg_layer = ACPI_TRACE_LAYER_ALL;
if (acpi_gbl_trace_dbg_level) {
acpi_dbg_level = acpi_gbl_trace_dbg_level;
}
if (acpi_gbl_trace_dbg_layer) {
acpi_dbg_layer = acpi_gbl_trace_dbg_layer;
}
}
(void)acpi_ut_release_mutex(ACPI_MTX_NAMESPACE);
exit:
if (enabled) {
ACPI_TRACE_POINT(ACPI_TRACE_AML_METHOD, TRUE,
obj_desc ? obj_desc->method.aml_start : NULL,
pathname);
}
if (pathname) {
ACPI_FREE(pathname);
}
}
void
AcpiExStopTraceOpcode (
ACPI_PARSE_OBJECT *Op,
ACPI_WALK_STATE *WalkState)
{
ACPI_FUNCTION_NAME (ExStopTraceOpcode);
if (AcpiExInterpreterTraceEnabled (NULL) &&
(AcpiGbl_TraceFlags & ACPI_TRACE_OPCODE))
{
ACPI_TRACE_POINT (ACPI_TRACE_AML_OPCODE, FALSE,
Op->Common.Aml, Op->Common.AmlOpName);
}
}
void
AcpiExStopTraceMethod (
ACPI_NAMESPACE_NODE *MethodNode,
ACPI_OPERAND_OBJECT *ObjDesc,
ACPI_WALK_STATE *WalkState)
{
char *Pathname = NULL;
BOOLEAN Enabled;
ACPI_FUNCTION_NAME (ExStopTraceMethod);
if (MethodNode)
{
Pathname = AcpiNsGetNormalizedPathname (MethodNode, TRUE);
}
Enabled = AcpiExInterpreterTraceEnabled (NULL);
if (Enabled)
{
ACPI_TRACE_POINT (ACPI_TRACE_AML_METHOD, FALSE,
ObjDesc ? ObjDesc->Method.AmlStart : NULL, Pathname);
}
/* Check whether the tracer should be stopped */
if (AcpiGbl_TraceMethodObject == ObjDesc)
{
/* Disable further tracing if type is one-shot */
if (AcpiGbl_TraceFlags & ACPI_TRACE_ONESHOT)
{
AcpiGbl_TraceMethodName = NULL;
}
AcpiDbgLevel = AcpiGbl_OriginalDbgLevel;
AcpiDbgLayer = AcpiGbl_OriginalDbgLayer;
AcpiGbl_TraceMethodObject = NULL;
}
if (Pathname)
{
ACPI_FREE (Pathname);
}
}