mirror of
https://github.com/torvalds/linux.git
synced 2024-11-18 18:11:56 +00:00
7735ca0eb4
ACPICA commit 16577e5265923f4999b4d2c0addb2343b18135e1 Affects all files. Link: https://github.com/acpica/acpica/commit/16577e52 Signed-off-by: Bob Moore <robert.moore@intel.com> Signed-off-by: Lv Zheng <lv.zheng@intel.com> Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
631 lines
19 KiB
C
631 lines
19 KiB
C
/******************************************************************************
|
|
*
|
|
* Module Name: utdebug - Debug print/trace routines
|
|
*
|
|
*****************************************************************************/
|
|
|
|
/*
|
|
* Copyright (C) 2000 - 2017, Intel Corp.
|
|
* All rights reserved.
|
|
*
|
|
* Redistribution and use in source and binary forms, with or without
|
|
* modification, are permitted provided that the following conditions
|
|
* are met:
|
|
* 1. Redistributions of source code must retain the above copyright
|
|
* notice, this list of conditions, and the following disclaimer,
|
|
* without modification.
|
|
* 2. Redistributions in binary form must reproduce at minimum a disclaimer
|
|
* substantially similar to the "NO WARRANTY" disclaimer below
|
|
* ("Disclaimer") and any redistribution must be conditioned upon
|
|
* including a substantially similar Disclaimer requirement for further
|
|
* binary redistribution.
|
|
* 3. Neither the names of the above-listed copyright holders nor the names
|
|
* of any contributors may be used to endorse or promote products derived
|
|
* from this software without specific prior written permission.
|
|
*
|
|
* Alternatively, this software may be distributed under the terms of the
|
|
* GNU General Public License ("GPL") version 2 as published by the Free
|
|
* Software Foundation.
|
|
*
|
|
* NO WARRANTY
|
|
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
|
|
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
|
|
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR
|
|
* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
|
|
* HOLDERS OR CONTRIBUTORS BE LIABLE FOR SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
|
|
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
|
|
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
|
|
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
|
|
* STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
|
|
* IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
|
|
* POSSIBILITY OF SUCH DAMAGES.
|
|
*/
|
|
|
|
#define EXPORT_ACPI_INTERFACES
|
|
|
|
#include <acpi/acpi.h>
|
|
#include "accommon.h"
|
|
#include "acinterp.h"
|
|
|
|
#define _COMPONENT ACPI_UTILITIES
|
|
ACPI_MODULE_NAME("utdebug")
|
|
|
|
#ifdef ACPI_DEBUG_OUTPUT
|
|
static acpi_thread_id acpi_gbl_previous_thread_id = (acpi_thread_id) 0xFFFFFFFF;
|
|
static const char *acpi_gbl_function_entry_prefix = "----Entry";
|
|
static const char *acpi_gbl_function_exit_prefix = "----Exit-";
|
|
|
|
/*******************************************************************************
|
|
*
|
|
* FUNCTION: acpi_ut_init_stack_ptr_trace
|
|
*
|
|
* PARAMETERS: None
|
|
*
|
|
* RETURN: None
|
|
*
|
|
* DESCRIPTION: Save the current CPU stack pointer at subsystem startup
|
|
*
|
|
******************************************************************************/
|
|
|
|
void acpi_ut_init_stack_ptr_trace(void)
|
|
{
|
|
acpi_size current_sp;
|
|
|
|
acpi_gbl_entry_stack_pointer = ¤t_sp;
|
|
}
|
|
|
|
/*******************************************************************************
|
|
*
|
|
* FUNCTION: acpi_ut_track_stack_ptr
|
|
*
|
|
* PARAMETERS: None
|
|
*
|
|
* RETURN: None
|
|
*
|
|
* DESCRIPTION: Save the current CPU stack pointer
|
|
*
|
|
******************************************************************************/
|
|
|
|
void acpi_ut_track_stack_ptr(void)
|
|
{
|
|
acpi_size current_sp;
|
|
|
|
if (¤t_sp < acpi_gbl_lowest_stack_pointer) {
|
|
acpi_gbl_lowest_stack_pointer = ¤t_sp;
|
|
}
|
|
|
|
if (acpi_gbl_nesting_level > acpi_gbl_deepest_nesting) {
|
|
acpi_gbl_deepest_nesting = acpi_gbl_nesting_level;
|
|
}
|
|
}
|
|
|
|
/*******************************************************************************
|
|
*
|
|
* FUNCTION: acpi_ut_trim_function_name
|
|
*
|
|
* PARAMETERS: function_name - Ascii string containing a procedure name
|
|
*
|
|
* RETURN: Updated pointer to the function name
|
|
*
|
|
* DESCRIPTION: Remove the "Acpi" prefix from the function name, if present.
|
|
* This allows compiler macros such as __func__ to be used
|
|
* with no change to the debug output.
|
|
*
|
|
******************************************************************************/
|
|
|
|
static const char *acpi_ut_trim_function_name(const char *function_name)
|
|
{
|
|
|
|
/* All Function names are longer than 4 chars, check is safe */
|
|
|
|
if (*(ACPI_CAST_PTR(u32, function_name)) == ACPI_PREFIX_MIXED) {
|
|
|
|
/* This is the case where the original source has not been modified */
|
|
|
|
return (function_name + 4);
|
|
}
|
|
|
|
if (*(ACPI_CAST_PTR(u32, function_name)) == ACPI_PREFIX_LOWER) {
|
|
|
|
/* This is the case where the source has been 'linuxized' */
|
|
|
|
return (function_name + 5);
|
|
}
|
|
|
|
return (function_name);
|
|
}
|
|
|
|
/*******************************************************************************
|
|
*
|
|
* FUNCTION: acpi_debug_print
|
|
*
|
|
* PARAMETERS: requested_debug_level - Requested debug print level
|
|
* line_number - Caller's line number (for error output)
|
|
* function_name - Caller's procedure name
|
|
* module_name - Caller's module name
|
|
* component_id - Caller's component ID
|
|
* format - Printf format field
|
|
* ... - Optional printf arguments
|
|
*
|
|
* RETURN: None
|
|
*
|
|
* DESCRIPTION: Print error message with prefix consisting of the module name,
|
|
* line number, and component ID.
|
|
*
|
|
******************************************************************************/
|
|
|
|
void ACPI_INTERNAL_VAR_XFACE
|
|
acpi_debug_print(u32 requested_debug_level,
|
|
u32 line_number,
|
|
const char *function_name,
|
|
const char *module_name,
|
|
u32 component_id, const char *format, ...)
|
|
{
|
|
acpi_thread_id thread_id;
|
|
va_list args;
|
|
|
|
/* Check if debug output enabled */
|
|
|
|
if (!ACPI_IS_DEBUG_ENABLED(requested_debug_level, component_id)) {
|
|
return;
|
|
}
|
|
|
|
/*
|
|
* Thread tracking and context switch notification
|
|
*/
|
|
thread_id = acpi_os_get_thread_id();
|
|
if (thread_id != acpi_gbl_previous_thread_id) {
|
|
if (ACPI_LV_THREADS & acpi_dbg_level) {
|
|
acpi_os_printf
|
|
("\n**** Context Switch from TID %u to TID %u ****\n\n",
|
|
(u32)acpi_gbl_previous_thread_id, (u32)thread_id);
|
|
}
|
|
|
|
acpi_gbl_previous_thread_id = thread_id;
|
|
acpi_gbl_nesting_level = 0;
|
|
}
|
|
|
|
/*
|
|
* Display the module name, current line number, thread ID (if requested),
|
|
* current procedure nesting level, and the current procedure name
|
|
*/
|
|
acpi_os_printf("%9s-%04ld ", module_name, line_number);
|
|
|
|
#ifdef ACPI_APPLICATION
|
|
/*
|
|
* For acpi_exec/iASL only, emit the thread ID and nesting level.
|
|
* Note: nesting level is really only useful during a single-thread
|
|
* execution. Otherwise, multiple threads will keep resetting the
|
|
* level.
|
|
*/
|
|
if (ACPI_LV_THREADS & acpi_dbg_level) {
|
|
acpi_os_printf("[%u] ", (u32)thread_id);
|
|
}
|
|
|
|
acpi_os_printf("[%02ld] ", acpi_gbl_nesting_level);
|
|
#endif
|
|
|
|
acpi_os_printf("%-22.22s: ", acpi_ut_trim_function_name(function_name));
|
|
|
|
va_start(args, format);
|
|
acpi_os_vprintf(format, args);
|
|
va_end(args);
|
|
}
|
|
|
|
ACPI_EXPORT_SYMBOL(acpi_debug_print)
|
|
|
|
/*******************************************************************************
|
|
*
|
|
* FUNCTION: acpi_debug_print_raw
|
|
*
|
|
* PARAMETERS: requested_debug_level - Requested debug print level
|
|
* line_number - Caller's line number
|
|
* function_name - Caller's procedure name
|
|
* module_name - Caller's module name
|
|
* component_id - Caller's component ID
|
|
* format - Printf format field
|
|
* ... - Optional printf arguments
|
|
*
|
|
* RETURN: None
|
|
*
|
|
* DESCRIPTION: Print message with no headers. Has same interface as
|
|
* debug_print so that the same macros can be used.
|
|
*
|
|
******************************************************************************/
|
|
void ACPI_INTERNAL_VAR_XFACE
|
|
acpi_debug_print_raw(u32 requested_debug_level,
|
|
u32 line_number,
|
|
const char *function_name,
|
|
const char *module_name,
|
|
u32 component_id, const char *format, ...)
|
|
{
|
|
va_list args;
|
|
|
|
/* Check if debug output enabled */
|
|
|
|
if (!ACPI_IS_DEBUG_ENABLED(requested_debug_level, component_id)) {
|
|
return;
|
|
}
|
|
|
|
va_start(args, format);
|
|
acpi_os_vprintf(format, args);
|
|
va_end(args);
|
|
}
|
|
|
|
ACPI_EXPORT_SYMBOL(acpi_debug_print_raw)
|
|
|
|
/*******************************************************************************
|
|
*
|
|
* FUNCTION: acpi_ut_trace
|
|
*
|
|
* PARAMETERS: line_number - Caller's line number
|
|
* function_name - Caller's procedure name
|
|
* module_name - Caller's module name
|
|
* component_id - Caller's component ID
|
|
*
|
|
* RETURN: None
|
|
*
|
|
* DESCRIPTION: Function entry trace. Prints only if TRACE_FUNCTIONS bit is
|
|
* set in debug_level
|
|
*
|
|
******************************************************************************/
|
|
void
|
|
acpi_ut_trace(u32 line_number,
|
|
const char *function_name,
|
|
const char *module_name, u32 component_id)
|
|
{
|
|
|
|
acpi_gbl_nesting_level++;
|
|
acpi_ut_track_stack_ptr();
|
|
|
|
/* Check if enabled up-front for performance */
|
|
|
|
if (ACPI_IS_DEBUG_ENABLED(ACPI_LV_FUNCTIONS, component_id)) {
|
|
acpi_debug_print(ACPI_LV_FUNCTIONS,
|
|
line_number, function_name, module_name,
|
|
component_id, "%s\n",
|
|
acpi_gbl_function_entry_prefix);
|
|
}
|
|
}
|
|
|
|
ACPI_EXPORT_SYMBOL(acpi_ut_trace)
|
|
|
|
/*******************************************************************************
|
|
*
|
|
* FUNCTION: acpi_ut_trace_ptr
|
|
*
|
|
* PARAMETERS: line_number - Caller's line number
|
|
* function_name - Caller's procedure name
|
|
* module_name - Caller's module name
|
|
* component_id - Caller's component ID
|
|
* pointer - Pointer to display
|
|
*
|
|
* RETURN: None
|
|
*
|
|
* DESCRIPTION: Function entry trace. Prints only if TRACE_FUNCTIONS bit is
|
|
* set in debug_level
|
|
*
|
|
******************************************************************************/
|
|
void
|
|
acpi_ut_trace_ptr(u32 line_number,
|
|
const char *function_name,
|
|
const char *module_name,
|
|
u32 component_id, const void *pointer)
|
|
{
|
|
|
|
acpi_gbl_nesting_level++;
|
|
acpi_ut_track_stack_ptr();
|
|
|
|
/* Check if enabled up-front for performance */
|
|
|
|
if (ACPI_IS_DEBUG_ENABLED(ACPI_LV_FUNCTIONS, component_id)) {
|
|
acpi_debug_print(ACPI_LV_FUNCTIONS,
|
|
line_number, function_name, module_name,
|
|
component_id, "%s %p\n",
|
|
acpi_gbl_function_entry_prefix, pointer);
|
|
}
|
|
}
|
|
|
|
/*******************************************************************************
|
|
*
|
|
* FUNCTION: acpi_ut_trace_str
|
|
*
|
|
* PARAMETERS: line_number - Caller's line number
|
|
* function_name - Caller's procedure name
|
|
* module_name - Caller's module name
|
|
* component_id - Caller's component ID
|
|
* string - Additional string to display
|
|
*
|
|
* RETURN: None
|
|
*
|
|
* DESCRIPTION: Function entry trace. Prints only if TRACE_FUNCTIONS bit is
|
|
* set in debug_level
|
|
*
|
|
******************************************************************************/
|
|
|
|
void
|
|
acpi_ut_trace_str(u32 line_number,
|
|
const char *function_name,
|
|
const char *module_name, u32 component_id, const char *string)
|
|
{
|
|
|
|
acpi_gbl_nesting_level++;
|
|
acpi_ut_track_stack_ptr();
|
|
|
|
/* Check if enabled up-front for performance */
|
|
|
|
if (ACPI_IS_DEBUG_ENABLED(ACPI_LV_FUNCTIONS, component_id)) {
|
|
acpi_debug_print(ACPI_LV_FUNCTIONS,
|
|
line_number, function_name, module_name,
|
|
component_id, "%s %s\n",
|
|
acpi_gbl_function_entry_prefix, string);
|
|
}
|
|
}
|
|
|
|
/*******************************************************************************
|
|
*
|
|
* FUNCTION: acpi_ut_trace_u32
|
|
*
|
|
* PARAMETERS: line_number - Caller's line number
|
|
* function_name - Caller's procedure name
|
|
* module_name - Caller's module name
|
|
* component_id - Caller's component ID
|
|
* integer - Integer to display
|
|
*
|
|
* RETURN: None
|
|
*
|
|
* DESCRIPTION: Function entry trace. Prints only if TRACE_FUNCTIONS bit is
|
|
* set in debug_level
|
|
*
|
|
******************************************************************************/
|
|
|
|
void
|
|
acpi_ut_trace_u32(u32 line_number,
|
|
const char *function_name,
|
|
const char *module_name, u32 component_id, u32 integer)
|
|
{
|
|
|
|
acpi_gbl_nesting_level++;
|
|
acpi_ut_track_stack_ptr();
|
|
|
|
/* Check if enabled up-front for performance */
|
|
|
|
if (ACPI_IS_DEBUG_ENABLED(ACPI_LV_FUNCTIONS, component_id)) {
|
|
acpi_debug_print(ACPI_LV_FUNCTIONS,
|
|
line_number, function_name, module_name,
|
|
component_id, "%s %08X\n",
|
|
acpi_gbl_function_entry_prefix, integer);
|
|
}
|
|
}
|
|
|
|
/*******************************************************************************
|
|
*
|
|
* FUNCTION: acpi_ut_exit
|
|
*
|
|
* PARAMETERS: line_number - Caller's line number
|
|
* function_name - Caller's procedure name
|
|
* module_name - Caller's module name
|
|
* component_id - Caller's component ID
|
|
*
|
|
* RETURN: None
|
|
*
|
|
* DESCRIPTION: Function exit trace. Prints only if TRACE_FUNCTIONS bit is
|
|
* set in debug_level
|
|
*
|
|
******************************************************************************/
|
|
|
|
void
|
|
acpi_ut_exit(u32 line_number,
|
|
const char *function_name,
|
|
const char *module_name, u32 component_id)
|
|
{
|
|
|
|
/* Check if enabled up-front for performance */
|
|
|
|
if (ACPI_IS_DEBUG_ENABLED(ACPI_LV_FUNCTIONS, component_id)) {
|
|
acpi_debug_print(ACPI_LV_FUNCTIONS,
|
|
line_number, function_name, module_name,
|
|
component_id, "%s\n",
|
|
acpi_gbl_function_exit_prefix);
|
|
}
|
|
|
|
if (acpi_gbl_nesting_level) {
|
|
acpi_gbl_nesting_level--;
|
|
}
|
|
}
|
|
|
|
ACPI_EXPORT_SYMBOL(acpi_ut_exit)
|
|
|
|
/*******************************************************************************
|
|
*
|
|
* FUNCTION: acpi_ut_status_exit
|
|
*
|
|
* PARAMETERS: line_number - Caller's line number
|
|
* function_name - Caller's procedure name
|
|
* module_name - Caller's module name
|
|
* component_id - Caller's component ID
|
|
* status - Exit status code
|
|
*
|
|
* RETURN: None
|
|
*
|
|
* DESCRIPTION: Function exit trace. Prints only if TRACE_FUNCTIONS bit is
|
|
* set in debug_level. Prints exit status also.
|
|
*
|
|
******************************************************************************/
|
|
void
|
|
acpi_ut_status_exit(u32 line_number,
|
|
const char *function_name,
|
|
const char *module_name,
|
|
u32 component_id, acpi_status status)
|
|
{
|
|
|
|
/* Check if enabled up-front for performance */
|
|
|
|
if (ACPI_IS_DEBUG_ENABLED(ACPI_LV_FUNCTIONS, component_id)) {
|
|
if (ACPI_SUCCESS(status)) {
|
|
acpi_debug_print(ACPI_LV_FUNCTIONS,
|
|
line_number, function_name,
|
|
module_name, component_id, "%s %s\n",
|
|
acpi_gbl_function_exit_prefix,
|
|
acpi_format_exception(status));
|
|
} else {
|
|
acpi_debug_print(ACPI_LV_FUNCTIONS,
|
|
line_number, function_name,
|
|
module_name, component_id,
|
|
"%s ****Exception****: %s\n",
|
|
acpi_gbl_function_exit_prefix,
|
|
acpi_format_exception(status));
|
|
}
|
|
}
|
|
|
|
if (acpi_gbl_nesting_level) {
|
|
acpi_gbl_nesting_level--;
|
|
}
|
|
}
|
|
|
|
ACPI_EXPORT_SYMBOL(acpi_ut_status_exit)
|
|
|
|
/*******************************************************************************
|
|
*
|
|
* FUNCTION: acpi_ut_value_exit
|
|
*
|
|
* PARAMETERS: line_number - Caller's line number
|
|
* function_name - Caller's procedure name
|
|
* module_name - Caller's module name
|
|
* component_id - Caller's component ID
|
|
* value - Value to be printed with exit msg
|
|
*
|
|
* RETURN: None
|
|
*
|
|
* DESCRIPTION: Function exit trace. Prints only if TRACE_FUNCTIONS bit is
|
|
* set in debug_level. Prints exit value also.
|
|
*
|
|
******************************************************************************/
|
|
void
|
|
acpi_ut_value_exit(u32 line_number,
|
|
const char *function_name,
|
|
const char *module_name, u32 component_id, u64 value)
|
|
{
|
|
|
|
/* Check if enabled up-front for performance */
|
|
|
|
if (ACPI_IS_DEBUG_ENABLED(ACPI_LV_FUNCTIONS, component_id)) {
|
|
acpi_debug_print(ACPI_LV_FUNCTIONS,
|
|
line_number, function_name, module_name,
|
|
component_id, "%s %8.8X%8.8X\n",
|
|
acpi_gbl_function_exit_prefix,
|
|
ACPI_FORMAT_UINT64(value));
|
|
}
|
|
|
|
if (acpi_gbl_nesting_level) {
|
|
acpi_gbl_nesting_level--;
|
|
}
|
|
}
|
|
|
|
ACPI_EXPORT_SYMBOL(acpi_ut_value_exit)
|
|
|
|
/*******************************************************************************
|
|
*
|
|
* FUNCTION: acpi_ut_ptr_exit
|
|
*
|
|
* PARAMETERS: line_number - Caller's line number
|
|
* function_name - Caller's procedure name
|
|
* module_name - Caller's module name
|
|
* component_id - Caller's component ID
|
|
* ptr - Pointer to display
|
|
*
|
|
* RETURN: None
|
|
*
|
|
* DESCRIPTION: Function exit trace. Prints only if TRACE_FUNCTIONS bit is
|
|
* set in debug_level. Prints exit value also.
|
|
*
|
|
******************************************************************************/
|
|
void
|
|
acpi_ut_ptr_exit(u32 line_number,
|
|
const char *function_name,
|
|
const char *module_name, u32 component_id, u8 *ptr)
|
|
{
|
|
|
|
/* Check if enabled up-front for performance */
|
|
|
|
if (ACPI_IS_DEBUG_ENABLED(ACPI_LV_FUNCTIONS, component_id)) {
|
|
acpi_debug_print(ACPI_LV_FUNCTIONS,
|
|
line_number, function_name, module_name,
|
|
component_id, "%s %p\n",
|
|
acpi_gbl_function_exit_prefix, ptr);
|
|
}
|
|
|
|
if (acpi_gbl_nesting_level) {
|
|
acpi_gbl_nesting_level--;
|
|
}
|
|
}
|
|
|
|
/*******************************************************************************
|
|
*
|
|
* FUNCTION: acpi_ut_str_exit
|
|
*
|
|
* PARAMETERS: line_number - Caller's line number
|
|
* function_name - Caller's procedure name
|
|
* module_name - Caller's module name
|
|
* component_id - Caller's component ID
|
|
* string - String to display
|
|
*
|
|
* RETURN: None
|
|
*
|
|
* DESCRIPTION: Function exit trace. Prints only if TRACE_FUNCTIONS bit is
|
|
* set in debug_level. Prints exit value also.
|
|
*
|
|
******************************************************************************/
|
|
|
|
void
|
|
acpi_ut_str_exit(u32 line_number,
|
|
const char *function_name,
|
|
const char *module_name, u32 component_id, const char *string)
|
|
{
|
|
|
|
/* Check if enabled up-front for performance */
|
|
|
|
if (ACPI_IS_DEBUG_ENABLED(ACPI_LV_FUNCTIONS, component_id)) {
|
|
acpi_debug_print(ACPI_LV_FUNCTIONS,
|
|
line_number, function_name, module_name,
|
|
component_id, "%s %s\n",
|
|
acpi_gbl_function_exit_prefix, string);
|
|
}
|
|
|
|
if (acpi_gbl_nesting_level) {
|
|
acpi_gbl_nesting_level--;
|
|
}
|
|
}
|
|
|
|
/*******************************************************************************
|
|
*
|
|
* FUNCTION: acpi_trace_point
|
|
*
|
|
* PARAMETERS: type - Trace event type
|
|
* begin - TRUE if before execution
|
|
* aml - Executed AML address
|
|
* pathname - Object path
|
|
* pointer - Pointer to the related object
|
|
*
|
|
* RETURN: None
|
|
*
|
|
* DESCRIPTION: Interpreter execution trace.
|
|
*
|
|
******************************************************************************/
|
|
|
|
void
|
|
acpi_trace_point(acpi_trace_event_type type, u8 begin, u8 *aml, char *pathname)
|
|
{
|
|
|
|
ACPI_FUNCTION_ENTRY();
|
|
|
|
acpi_ex_trace_point(type, begin, aml, pathname);
|
|
|
|
#ifdef ACPI_USE_SYSTEM_TRACER
|
|
acpi_os_trace_point(type, begin, aml, pathname);
|
|
#endif
|
|
}
|
|
|
|
ACPI_EXPORT_SYMBOL(acpi_trace_point)
|
|
#endif
|