195b482a8SLen Brown /****************************************************************************** 295b482a8SLen Brown * 395b482a8SLen Brown * Module Name: utdebug - Debug print routines 495b482a8SLen Brown * 595b482a8SLen Brown *****************************************************************************/ 695b482a8SLen Brown 795b482a8SLen Brown /* 877848130SBob Moore * Copyright (C) 2000 - 2012, Intel Corp. 995b482a8SLen Brown * All rights reserved. 1095b482a8SLen Brown * 1195b482a8SLen Brown * Redistribution and use in source and binary forms, with or without 1295b482a8SLen Brown * modification, are permitted provided that the following conditions 1395b482a8SLen Brown * are met: 1495b482a8SLen Brown * 1. Redistributions of source code must retain the above copyright 1595b482a8SLen Brown * notice, this list of conditions, and the following disclaimer, 1695b482a8SLen Brown * without modification. 1795b482a8SLen Brown * 2. Redistributions in binary form must reproduce at minimum a disclaimer 1895b482a8SLen Brown * substantially similar to the "NO WARRANTY" disclaimer below 1995b482a8SLen Brown * ("Disclaimer") and any redistribution must be conditioned upon 2095b482a8SLen Brown * including a substantially similar Disclaimer requirement for further 2195b482a8SLen Brown * binary redistribution. 2295b482a8SLen Brown * 3. Neither the names of the above-listed copyright holders nor the names 2395b482a8SLen Brown * of any contributors may be used to endorse or promote products derived 2495b482a8SLen Brown * from this software without specific prior written permission. 2595b482a8SLen Brown * 2695b482a8SLen Brown * Alternatively, this software may be distributed under the terms of the 2795b482a8SLen Brown * GNU General Public License ("GPL") version 2 as published by the Free 2895b482a8SLen Brown * Software Foundation. 2995b482a8SLen Brown * 3095b482a8SLen Brown * NO WARRANTY 3195b482a8SLen Brown * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 3295b482a8SLen Brown * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 3395b482a8SLen Brown * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR 3495b482a8SLen Brown * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 3595b482a8SLen Brown * HOLDERS OR CONTRIBUTORS BE LIABLE FOR SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 3695b482a8SLen Brown * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 3795b482a8SLen Brown * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 3895b482a8SLen Brown * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, 3995b482a8SLen Brown * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING 4095b482a8SLen Brown * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 4195b482a8SLen Brown * POSSIBILITY OF SUCH DAMAGES. 4295b482a8SLen Brown */ 4395b482a8SLen Brown 44214f2c90SPaul Gortmaker #include <linux/export.h> 4595b482a8SLen Brown #include <acpi/acpi.h> 46e2f7a777SLen Brown #include "accommon.h" 4795b482a8SLen Brown 4895b482a8SLen Brown #define _COMPONENT ACPI_UTILITIES 4995b482a8SLen Brown ACPI_MODULE_NAME("utdebug") 50*6d33b6beSLv Zheng 5195b482a8SLen Brown #ifdef ACPI_DEBUG_OUTPUT 52*6d33b6beSLv Zheng static acpi_thread_id acpi_gbl_prev_thread_id = (acpi_thread_id) 0xFFFFFFFF; 5395b482a8SLen Brown static char *acpi_gbl_fn_entry_str = "----Entry"; 5495b482a8SLen Brown static char *acpi_gbl_fn_exit_str = "----Exit-"; 5595b482a8SLen Brown 5695b482a8SLen Brown /* Local prototypes */ 5795b482a8SLen Brown 5895b482a8SLen Brown static const char *acpi_ut_trim_function_name(const char *function_name); 5995b482a8SLen Brown 6095b482a8SLen Brown /******************************************************************************* 6195b482a8SLen Brown * 6295b482a8SLen Brown * FUNCTION: acpi_ut_init_stack_ptr_trace 6395b482a8SLen Brown * 6495b482a8SLen Brown * PARAMETERS: None 6595b482a8SLen Brown * 6695b482a8SLen Brown * RETURN: None 6795b482a8SLen Brown * 6895b482a8SLen Brown * DESCRIPTION: Save the current CPU stack pointer at subsystem startup 6995b482a8SLen Brown * 7095b482a8SLen Brown ******************************************************************************/ 7195b482a8SLen Brown 7295b482a8SLen Brown void acpi_ut_init_stack_ptr_trace(void) 7395b482a8SLen Brown { 7495b482a8SLen Brown acpi_size current_sp; 7595b482a8SLen Brown 7695b482a8SLen Brown acpi_gbl_entry_stack_pointer = ¤t_sp; 7795b482a8SLen Brown } 7895b482a8SLen Brown 7995b482a8SLen Brown /******************************************************************************* 8095b482a8SLen Brown * 8195b482a8SLen Brown * FUNCTION: acpi_ut_track_stack_ptr 8295b482a8SLen Brown * 8395b482a8SLen Brown * PARAMETERS: None 8495b482a8SLen Brown * 8595b482a8SLen Brown * RETURN: None 8695b482a8SLen Brown * 8795b482a8SLen Brown * DESCRIPTION: Save the current CPU stack pointer 8895b482a8SLen Brown * 8995b482a8SLen Brown ******************************************************************************/ 9095b482a8SLen Brown 9195b482a8SLen Brown void acpi_ut_track_stack_ptr(void) 9295b482a8SLen Brown { 9395b482a8SLen Brown acpi_size current_sp; 9495b482a8SLen Brown 9595b482a8SLen Brown if (¤t_sp < acpi_gbl_lowest_stack_pointer) { 9695b482a8SLen Brown acpi_gbl_lowest_stack_pointer = ¤t_sp; 9795b482a8SLen Brown } 9895b482a8SLen Brown 9995b482a8SLen Brown if (acpi_gbl_nesting_level > acpi_gbl_deepest_nesting) { 10095b482a8SLen Brown acpi_gbl_deepest_nesting = acpi_gbl_nesting_level; 10195b482a8SLen Brown } 10295b482a8SLen Brown } 10395b482a8SLen Brown 10495b482a8SLen Brown /******************************************************************************* 10595b482a8SLen Brown * 10695b482a8SLen Brown * FUNCTION: acpi_ut_trim_function_name 10795b482a8SLen Brown * 10895b482a8SLen Brown * PARAMETERS: function_name - Ascii string containing a procedure name 10995b482a8SLen Brown * 11095b482a8SLen Brown * RETURN: Updated pointer to the function name 11195b482a8SLen Brown * 11295b482a8SLen Brown * DESCRIPTION: Remove the "Acpi" prefix from the function name, if present. 113*6d33b6beSLv Zheng * This allows compiler macros such as __FUNCTION__ to be used 11495b482a8SLen Brown * with no change to the debug output. 11595b482a8SLen Brown * 11695b482a8SLen Brown ******************************************************************************/ 11795b482a8SLen Brown 11895b482a8SLen Brown static const char *acpi_ut_trim_function_name(const char *function_name) 11995b482a8SLen Brown { 12095b482a8SLen Brown 12195b482a8SLen Brown /* All Function names are longer than 4 chars, check is safe */ 12295b482a8SLen Brown 12395b482a8SLen Brown if (*(ACPI_CAST_PTR(u32, function_name)) == ACPI_PREFIX_MIXED) { 12495b482a8SLen Brown 12595b482a8SLen Brown /* This is the case where the original source has not been modified */ 12695b482a8SLen Brown 12795b482a8SLen Brown return (function_name + 4); 12895b482a8SLen Brown } 12995b482a8SLen Brown 13095b482a8SLen Brown if (*(ACPI_CAST_PTR(u32, function_name)) == ACPI_PREFIX_LOWER) { 13195b482a8SLen Brown 13295b482a8SLen Brown /* This is the case where the source has been 'linuxized' */ 13395b482a8SLen Brown 13495b482a8SLen Brown return (function_name + 5); 13595b482a8SLen Brown } 13695b482a8SLen Brown 13795b482a8SLen Brown return (function_name); 13895b482a8SLen Brown } 13995b482a8SLen Brown 14095b482a8SLen Brown /******************************************************************************* 14195b482a8SLen Brown * 14295b482a8SLen Brown * FUNCTION: acpi_debug_print 14395b482a8SLen Brown * 14495b482a8SLen Brown * PARAMETERS: requested_debug_level - Requested debug print level 14595b482a8SLen Brown * line_number - Caller's line number (for error output) 14695b482a8SLen Brown * function_name - Caller's procedure name 14795b482a8SLen Brown * module_name - Caller's module name 14895b482a8SLen Brown * component_id - Caller's component ID 149ba494beeSBob Moore * format - Printf format field 15095b482a8SLen Brown * ... - Optional printf arguments 15195b482a8SLen Brown * 15295b482a8SLen Brown * RETURN: None 15395b482a8SLen Brown * 15495b482a8SLen Brown * DESCRIPTION: Print error message with prefix consisting of the module name, 15595b482a8SLen Brown * line number, and component ID. 15695b482a8SLen Brown * 15795b482a8SLen Brown ******************************************************************************/ 15895b482a8SLen Brown 15995b482a8SLen Brown void ACPI_INTERNAL_VAR_XFACE 16095b482a8SLen Brown acpi_debug_print(u32 requested_debug_level, 16195b482a8SLen Brown u32 line_number, 16295b482a8SLen Brown const char *function_name, 16395b482a8SLen Brown const char *module_name, 16495b482a8SLen Brown u32 component_id, const char *format, ...) 16595b482a8SLen Brown { 16695b482a8SLen Brown acpi_thread_id thread_id; 16795b482a8SLen Brown va_list args; 16895b482a8SLen Brown 16995b482a8SLen Brown /* 17095b482a8SLen Brown * Stay silent if the debug level or component ID is disabled 17195b482a8SLen Brown */ 17295b482a8SLen Brown if (!(requested_debug_level & acpi_dbg_level) || 17395b482a8SLen Brown !(component_id & acpi_dbg_layer)) { 17495b482a8SLen Brown return; 17595b482a8SLen Brown } 17695b482a8SLen Brown 17795b482a8SLen Brown /* 17895b482a8SLen Brown * Thread tracking and context switch notification 17995b482a8SLen Brown */ 18095b482a8SLen Brown thread_id = acpi_os_get_thread_id(); 18195b482a8SLen Brown if (thread_id != acpi_gbl_prev_thread_id) { 18295b482a8SLen Brown if (ACPI_LV_THREADS & acpi_dbg_level) { 18395b482a8SLen Brown acpi_os_printf 18428eb3fcfSLin Ming ("\n**** Context Switch from TID %u to TID %u ****\n\n", 18528eb3fcfSLin Ming (u32)acpi_gbl_prev_thread_id, (u32)thread_id); 18695b482a8SLen Brown } 18795b482a8SLen Brown 18895b482a8SLen Brown acpi_gbl_prev_thread_id = thread_id; 18995b482a8SLen Brown } 19095b482a8SLen Brown 19195b482a8SLen Brown /* 19295b482a8SLen Brown * Display the module name, current line number, thread ID (if requested), 19395b482a8SLen Brown * current procedure nesting level, and the current procedure name 19495b482a8SLen Brown */ 19595b482a8SLen Brown acpi_os_printf("%8s-%04ld ", module_name, line_number); 19695b482a8SLen Brown 19795b482a8SLen Brown if (ACPI_LV_THREADS & acpi_dbg_level) { 19828eb3fcfSLin Ming acpi_os_printf("[%u] ", (u32)thread_id); 19995b482a8SLen Brown } 20095b482a8SLen Brown 20195b482a8SLen Brown acpi_os_printf("[%02ld] %-22.22s: ", 20295b482a8SLen Brown acpi_gbl_nesting_level, 20395b482a8SLen Brown acpi_ut_trim_function_name(function_name)); 20495b482a8SLen Brown 20595b482a8SLen Brown va_start(args, format); 20695b482a8SLen Brown acpi_os_vprintf(format, args); 20795b482a8SLen Brown va_end(args); 20895b482a8SLen Brown } 20995b482a8SLen Brown 21095b482a8SLen Brown ACPI_EXPORT_SYMBOL(acpi_debug_print) 21195b482a8SLen Brown 21295b482a8SLen Brown /******************************************************************************* 21395b482a8SLen Brown * 21495b482a8SLen Brown * FUNCTION: acpi_debug_print_raw 21595b482a8SLen Brown * 21695b482a8SLen Brown * PARAMETERS: requested_debug_level - Requested debug print level 21795b482a8SLen Brown * line_number - Caller's line number 21895b482a8SLen Brown * function_name - Caller's procedure name 21995b482a8SLen Brown * module_name - Caller's module name 22095b482a8SLen Brown * component_id - Caller's component ID 221ba494beeSBob Moore * format - Printf format field 22295b482a8SLen Brown * ... - Optional printf arguments 22395b482a8SLen Brown * 22495b482a8SLen Brown * RETURN: None 22595b482a8SLen Brown * 22695b482a8SLen Brown * DESCRIPTION: Print message with no headers. Has same interface as 22795b482a8SLen Brown * debug_print so that the same macros can be used. 22895b482a8SLen Brown * 22995b482a8SLen Brown ******************************************************************************/ 23095b482a8SLen Brown void ACPI_INTERNAL_VAR_XFACE 23195b482a8SLen Brown acpi_debug_print_raw(u32 requested_debug_level, 23295b482a8SLen Brown u32 line_number, 23395b482a8SLen Brown const char *function_name, 23495b482a8SLen Brown const char *module_name, 23595b482a8SLen Brown u32 component_id, const char *format, ...) 23695b482a8SLen Brown { 23795b482a8SLen Brown va_list args; 23895b482a8SLen Brown 23995b482a8SLen Brown if (!(requested_debug_level & acpi_dbg_level) || 24095b482a8SLen Brown !(component_id & acpi_dbg_layer)) { 24195b482a8SLen Brown return; 24295b482a8SLen Brown } 24395b482a8SLen Brown 24495b482a8SLen Brown va_start(args, format); 24595b482a8SLen Brown acpi_os_vprintf(format, args); 24695b482a8SLen Brown va_end(args); 24795b482a8SLen Brown } 24895b482a8SLen Brown 24995b482a8SLen Brown ACPI_EXPORT_SYMBOL(acpi_debug_print_raw) 25095b482a8SLen Brown 25195b482a8SLen Brown /******************************************************************************* 25295b482a8SLen Brown * 25395b482a8SLen Brown * FUNCTION: acpi_ut_trace 25495b482a8SLen Brown * 25595b482a8SLen Brown * PARAMETERS: line_number - Caller's line number 25695b482a8SLen Brown * function_name - Caller's procedure name 25795b482a8SLen Brown * module_name - Caller's module name 25895b482a8SLen Brown * component_id - Caller's component ID 25995b482a8SLen Brown * 26095b482a8SLen Brown * RETURN: None 26195b482a8SLen Brown * 26295b482a8SLen Brown * DESCRIPTION: Function entry trace. Prints only if TRACE_FUNCTIONS bit is 26395b482a8SLen Brown * set in debug_level 26495b482a8SLen Brown * 26595b482a8SLen Brown ******************************************************************************/ 26695b482a8SLen Brown void 26795b482a8SLen Brown acpi_ut_trace(u32 line_number, 26895b482a8SLen Brown const char *function_name, 26995b482a8SLen Brown const char *module_name, u32 component_id) 27095b482a8SLen Brown { 27195b482a8SLen Brown 27295b482a8SLen Brown acpi_gbl_nesting_level++; 27395b482a8SLen Brown acpi_ut_track_stack_ptr(); 27495b482a8SLen Brown 27595b482a8SLen Brown acpi_debug_print(ACPI_LV_FUNCTIONS, 27695b482a8SLen Brown line_number, function_name, module_name, component_id, 27795b482a8SLen Brown "%s\n", acpi_gbl_fn_entry_str); 27895b482a8SLen Brown } 27995b482a8SLen Brown 28095b482a8SLen Brown ACPI_EXPORT_SYMBOL(acpi_ut_trace) 28195b482a8SLen Brown 28295b482a8SLen Brown /******************************************************************************* 28395b482a8SLen Brown * 28495b482a8SLen Brown * FUNCTION: acpi_ut_trace_ptr 28595b482a8SLen Brown * 28695b482a8SLen Brown * PARAMETERS: line_number - Caller's line number 28795b482a8SLen Brown * function_name - Caller's procedure name 28895b482a8SLen Brown * module_name - Caller's module name 28995b482a8SLen Brown * component_id - Caller's component ID 290ba494beeSBob Moore * pointer - Pointer to display 29195b482a8SLen Brown * 29295b482a8SLen Brown * RETURN: None 29395b482a8SLen Brown * 29495b482a8SLen Brown * DESCRIPTION: Function entry trace. Prints only if TRACE_FUNCTIONS bit is 29595b482a8SLen Brown * set in debug_level 29695b482a8SLen Brown * 29795b482a8SLen Brown ******************************************************************************/ 29895b482a8SLen Brown void 29995b482a8SLen Brown acpi_ut_trace_ptr(u32 line_number, 30095b482a8SLen Brown const char *function_name, 30195b482a8SLen Brown const char *module_name, u32 component_id, void *pointer) 30295b482a8SLen Brown { 30395b482a8SLen Brown acpi_gbl_nesting_level++; 30495b482a8SLen Brown acpi_ut_track_stack_ptr(); 30595b482a8SLen Brown 30695b482a8SLen Brown acpi_debug_print(ACPI_LV_FUNCTIONS, 30795b482a8SLen Brown line_number, function_name, module_name, component_id, 30895b482a8SLen Brown "%s %p\n", acpi_gbl_fn_entry_str, pointer); 30995b482a8SLen Brown } 31095b482a8SLen Brown 31195b482a8SLen Brown /******************************************************************************* 31295b482a8SLen Brown * 31395b482a8SLen Brown * FUNCTION: acpi_ut_trace_str 31495b482a8SLen Brown * 31595b482a8SLen Brown * PARAMETERS: line_number - Caller's line number 31695b482a8SLen Brown * function_name - Caller's procedure name 31795b482a8SLen Brown * module_name - Caller's module name 31895b482a8SLen Brown * component_id - Caller's component ID 319ba494beeSBob Moore * string - Additional string to display 32095b482a8SLen Brown * 32195b482a8SLen Brown * RETURN: None 32295b482a8SLen Brown * 32395b482a8SLen Brown * DESCRIPTION: Function entry trace. Prints only if TRACE_FUNCTIONS bit is 32495b482a8SLen Brown * set in debug_level 32595b482a8SLen Brown * 32695b482a8SLen Brown ******************************************************************************/ 32795b482a8SLen Brown 32895b482a8SLen Brown void 32995b482a8SLen Brown acpi_ut_trace_str(u32 line_number, 33095b482a8SLen Brown const char *function_name, 33195b482a8SLen Brown const char *module_name, u32 component_id, char *string) 33295b482a8SLen Brown { 33395b482a8SLen Brown 33495b482a8SLen Brown acpi_gbl_nesting_level++; 33595b482a8SLen Brown acpi_ut_track_stack_ptr(); 33695b482a8SLen Brown 33795b482a8SLen Brown acpi_debug_print(ACPI_LV_FUNCTIONS, 33895b482a8SLen Brown line_number, function_name, module_name, component_id, 33995b482a8SLen Brown "%s %s\n", acpi_gbl_fn_entry_str, string); 34095b482a8SLen Brown } 34195b482a8SLen Brown 34295b482a8SLen Brown /******************************************************************************* 34395b482a8SLen Brown * 34495b482a8SLen Brown * FUNCTION: acpi_ut_trace_u32 34595b482a8SLen Brown * 34695b482a8SLen Brown * PARAMETERS: line_number - Caller's line number 34795b482a8SLen Brown * function_name - Caller's procedure name 34895b482a8SLen Brown * module_name - Caller's module name 34995b482a8SLen Brown * component_id - Caller's component ID 350ba494beeSBob Moore * integer - Integer to display 35195b482a8SLen Brown * 35295b482a8SLen Brown * RETURN: None 35395b482a8SLen Brown * 35495b482a8SLen Brown * DESCRIPTION: Function entry trace. Prints only if TRACE_FUNCTIONS bit is 35595b482a8SLen Brown * set in debug_level 35695b482a8SLen Brown * 35795b482a8SLen Brown ******************************************************************************/ 35895b482a8SLen Brown 35995b482a8SLen Brown void 36095b482a8SLen Brown acpi_ut_trace_u32(u32 line_number, 36195b482a8SLen Brown const char *function_name, 36295b482a8SLen Brown const char *module_name, u32 component_id, u32 integer) 36395b482a8SLen Brown { 36495b482a8SLen Brown 36595b482a8SLen Brown acpi_gbl_nesting_level++; 36695b482a8SLen Brown acpi_ut_track_stack_ptr(); 36795b482a8SLen Brown 36895b482a8SLen Brown acpi_debug_print(ACPI_LV_FUNCTIONS, 36995b482a8SLen Brown line_number, function_name, module_name, component_id, 37095b482a8SLen Brown "%s %08X\n", acpi_gbl_fn_entry_str, integer); 37195b482a8SLen Brown } 37295b482a8SLen Brown 37395b482a8SLen Brown /******************************************************************************* 37495b482a8SLen Brown * 37595b482a8SLen Brown * FUNCTION: acpi_ut_exit 37695b482a8SLen Brown * 37795b482a8SLen Brown * PARAMETERS: line_number - Caller's line number 37895b482a8SLen Brown * function_name - Caller's procedure name 37995b482a8SLen Brown * module_name - Caller's module name 38095b482a8SLen Brown * component_id - Caller's component ID 38195b482a8SLen Brown * 38295b482a8SLen Brown * RETURN: None 38395b482a8SLen Brown * 38495b482a8SLen Brown * DESCRIPTION: Function exit trace. Prints only if TRACE_FUNCTIONS bit is 38595b482a8SLen Brown * set in debug_level 38695b482a8SLen Brown * 38795b482a8SLen Brown ******************************************************************************/ 38895b482a8SLen Brown 38995b482a8SLen Brown void 39095b482a8SLen Brown acpi_ut_exit(u32 line_number, 39195b482a8SLen Brown const char *function_name, 39295b482a8SLen Brown const char *module_name, u32 component_id) 39395b482a8SLen Brown { 39495b482a8SLen Brown 39595b482a8SLen Brown acpi_debug_print(ACPI_LV_FUNCTIONS, 39695b482a8SLen Brown line_number, function_name, module_name, component_id, 39795b482a8SLen Brown "%s\n", acpi_gbl_fn_exit_str); 39895b482a8SLen Brown 39995b482a8SLen Brown acpi_gbl_nesting_level--; 40095b482a8SLen Brown } 40195b482a8SLen Brown 40295b482a8SLen Brown ACPI_EXPORT_SYMBOL(acpi_ut_exit) 40395b482a8SLen Brown 40495b482a8SLen Brown /******************************************************************************* 40595b482a8SLen Brown * 40695b482a8SLen Brown * FUNCTION: acpi_ut_status_exit 40795b482a8SLen Brown * 40895b482a8SLen Brown * PARAMETERS: line_number - Caller's line number 40995b482a8SLen Brown * function_name - Caller's procedure name 41095b482a8SLen Brown * module_name - Caller's module name 41195b482a8SLen Brown * component_id - Caller's component ID 412ba494beeSBob Moore * status - Exit status code 41395b482a8SLen Brown * 41495b482a8SLen Brown * RETURN: None 41595b482a8SLen Brown * 41695b482a8SLen Brown * DESCRIPTION: Function exit trace. Prints only if TRACE_FUNCTIONS bit is 41795b482a8SLen Brown * set in debug_level. Prints exit status also. 41895b482a8SLen Brown * 41995b482a8SLen Brown ******************************************************************************/ 42095b482a8SLen Brown void 42195b482a8SLen Brown acpi_ut_status_exit(u32 line_number, 42295b482a8SLen Brown const char *function_name, 42395b482a8SLen Brown const char *module_name, 42495b482a8SLen Brown u32 component_id, acpi_status status) 42595b482a8SLen Brown { 42695b482a8SLen Brown 42795b482a8SLen Brown if (ACPI_SUCCESS(status)) { 42895b482a8SLen Brown acpi_debug_print(ACPI_LV_FUNCTIONS, 42995b482a8SLen Brown line_number, function_name, module_name, 43095b482a8SLen Brown component_id, "%s %s\n", acpi_gbl_fn_exit_str, 43195b482a8SLen Brown acpi_format_exception(status)); 43295b482a8SLen Brown } else { 43395b482a8SLen Brown acpi_debug_print(ACPI_LV_FUNCTIONS, 43495b482a8SLen Brown line_number, function_name, module_name, 43595b482a8SLen Brown component_id, "%s ****Exception****: %s\n", 43695b482a8SLen Brown acpi_gbl_fn_exit_str, 43795b482a8SLen Brown acpi_format_exception(status)); 43895b482a8SLen Brown } 43995b482a8SLen Brown 44095b482a8SLen Brown acpi_gbl_nesting_level--; 44195b482a8SLen Brown } 44295b482a8SLen Brown 44395b482a8SLen Brown ACPI_EXPORT_SYMBOL(acpi_ut_status_exit) 44495b482a8SLen Brown 44595b482a8SLen Brown /******************************************************************************* 44695b482a8SLen Brown * 44795b482a8SLen Brown * FUNCTION: acpi_ut_value_exit 44895b482a8SLen Brown * 44995b482a8SLen Brown * PARAMETERS: line_number - Caller's line number 45095b482a8SLen Brown * function_name - Caller's procedure name 45195b482a8SLen Brown * module_name - Caller's module name 45295b482a8SLen Brown * component_id - Caller's component ID 453ba494beeSBob Moore * value - Value to be printed with exit msg 45495b482a8SLen Brown * 45595b482a8SLen Brown * RETURN: None 45695b482a8SLen Brown * 45795b482a8SLen Brown * DESCRIPTION: Function exit trace. Prints only if TRACE_FUNCTIONS bit is 45895b482a8SLen Brown * set in debug_level. Prints exit value also. 45995b482a8SLen Brown * 46095b482a8SLen Brown ******************************************************************************/ 46195b482a8SLen Brown void 46295b482a8SLen Brown acpi_ut_value_exit(u32 line_number, 46395b482a8SLen Brown const char *function_name, 4645df7e6cbSBob Moore const char *module_name, u32 component_id, u64 value) 46595b482a8SLen Brown { 46695b482a8SLen Brown 46795b482a8SLen Brown acpi_debug_print(ACPI_LV_FUNCTIONS, 46895b482a8SLen Brown line_number, function_name, module_name, component_id, 46995b482a8SLen Brown "%s %8.8X%8.8X\n", acpi_gbl_fn_exit_str, 47095b482a8SLen Brown ACPI_FORMAT_UINT64(value)); 47195b482a8SLen Brown 47295b482a8SLen Brown acpi_gbl_nesting_level--; 47395b482a8SLen Brown } 47495b482a8SLen Brown 47595b482a8SLen Brown ACPI_EXPORT_SYMBOL(acpi_ut_value_exit) 47695b482a8SLen Brown 47795b482a8SLen Brown /******************************************************************************* 47895b482a8SLen Brown * 47995b482a8SLen Brown * FUNCTION: acpi_ut_ptr_exit 48095b482a8SLen Brown * 48195b482a8SLen Brown * PARAMETERS: line_number - Caller's line number 48295b482a8SLen Brown * function_name - Caller's procedure name 48395b482a8SLen Brown * module_name - Caller's module name 48495b482a8SLen Brown * component_id - Caller's component ID 485ba494beeSBob Moore * ptr - Pointer to display 48695b482a8SLen Brown * 48795b482a8SLen Brown * RETURN: None 48895b482a8SLen Brown * 48995b482a8SLen Brown * DESCRIPTION: Function exit trace. Prints only if TRACE_FUNCTIONS bit is 49095b482a8SLen Brown * set in debug_level. Prints exit value also. 49195b482a8SLen Brown * 49295b482a8SLen Brown ******************************************************************************/ 49395b482a8SLen Brown void 49495b482a8SLen Brown acpi_ut_ptr_exit(u32 line_number, 49595b482a8SLen Brown const char *function_name, 49695b482a8SLen Brown const char *module_name, u32 component_id, u8 *ptr) 49795b482a8SLen Brown { 49895b482a8SLen Brown 49995b482a8SLen Brown acpi_debug_print(ACPI_LV_FUNCTIONS, 50095b482a8SLen Brown line_number, function_name, module_name, component_id, 50195b482a8SLen Brown "%s %p\n", acpi_gbl_fn_exit_str, ptr); 50295b482a8SLen Brown 50395b482a8SLen Brown acpi_gbl_nesting_level--; 50495b482a8SLen Brown } 50595b482a8SLen Brown 50695b482a8SLen Brown #endif 50795b482a8SLen Brown 50895b482a8SLen Brown /******************************************************************************* 50995b482a8SLen Brown * 51095b482a8SLen Brown * FUNCTION: acpi_ut_dump_buffer 51195b482a8SLen Brown * 512ba494beeSBob Moore * PARAMETERS: buffer - Buffer to dump 513ba494beeSBob Moore * count - Amount to dump, in bytes 514ba494beeSBob Moore * display - BYTE, WORD, DWORD, or QWORD display 515ba494beeSBob Moore * component_ID - Caller's component ID 51695b482a8SLen Brown * 51795b482a8SLen Brown * RETURN: None 51895b482a8SLen Brown * 51995b482a8SLen Brown * DESCRIPTION: Generic dump buffer in both hex and ascii. 52095b482a8SLen Brown * 52195b482a8SLen Brown ******************************************************************************/ 52295b482a8SLen Brown 52395b482a8SLen Brown void acpi_ut_dump_buffer2(u8 *buffer, u32 count, u32 display) 52495b482a8SLen Brown { 52595b482a8SLen Brown u32 i = 0; 52695b482a8SLen Brown u32 j; 52795b482a8SLen Brown u32 temp32; 52895b482a8SLen Brown u8 buf_char; 52995b482a8SLen Brown 53095b482a8SLen Brown if (!buffer) { 53195b482a8SLen Brown acpi_os_printf("Null Buffer Pointer in DumpBuffer!\n"); 53295b482a8SLen Brown return; 53395b482a8SLen Brown } 53495b482a8SLen Brown 53595b482a8SLen Brown if ((count < 4) || (count & 0x01)) { 53695b482a8SLen Brown display = DB_BYTE_DISPLAY; 53795b482a8SLen Brown } 53895b482a8SLen Brown 53995b482a8SLen Brown /* Nasty little dump buffer routine! */ 54095b482a8SLen Brown 54195b482a8SLen Brown while (i < count) { 54295b482a8SLen Brown 54395b482a8SLen Brown /* Print current offset */ 54495b482a8SLen Brown 54595b482a8SLen Brown acpi_os_printf("%6.4X: ", i); 54695b482a8SLen Brown 54795b482a8SLen Brown /* Print 16 hex chars */ 54895b482a8SLen Brown 54995b482a8SLen Brown for (j = 0; j < 16;) { 55095b482a8SLen Brown if (i + j >= count) { 55195b482a8SLen Brown 55295b482a8SLen Brown /* Dump fill spaces */ 55395b482a8SLen Brown 55495b482a8SLen Brown acpi_os_printf("%*s", ((display * 2) + 1), " "); 55595b482a8SLen Brown j += display; 55695b482a8SLen Brown continue; 55795b482a8SLen Brown } 55895b482a8SLen Brown 55995b482a8SLen Brown switch (display) { 56095b482a8SLen Brown case DB_BYTE_DISPLAY: 56195b482a8SLen Brown default: /* Default is BYTE display */ 56295b482a8SLen Brown 56395b482a8SLen Brown acpi_os_printf("%02X ", 56495b482a8SLen Brown buffer[(acpi_size) i + j]); 56595b482a8SLen Brown break; 56695b482a8SLen Brown 56795b482a8SLen Brown case DB_WORD_DISPLAY: 56895b482a8SLen Brown 56995b482a8SLen Brown ACPI_MOVE_16_TO_32(&temp32, 57095b482a8SLen Brown &buffer[(acpi_size) i + j]); 57195b482a8SLen Brown acpi_os_printf("%04X ", temp32); 57295b482a8SLen Brown break; 57395b482a8SLen Brown 57495b482a8SLen Brown case DB_DWORD_DISPLAY: 57595b482a8SLen Brown 57695b482a8SLen Brown ACPI_MOVE_32_TO_32(&temp32, 57795b482a8SLen Brown &buffer[(acpi_size) i + j]); 57895b482a8SLen Brown acpi_os_printf("%08X ", temp32); 57995b482a8SLen Brown break; 58095b482a8SLen Brown 58195b482a8SLen Brown case DB_QWORD_DISPLAY: 58295b482a8SLen Brown 58395b482a8SLen Brown ACPI_MOVE_32_TO_32(&temp32, 58495b482a8SLen Brown &buffer[(acpi_size) i + j]); 58595b482a8SLen Brown acpi_os_printf("%08X", temp32); 58695b482a8SLen Brown 58795b482a8SLen Brown ACPI_MOVE_32_TO_32(&temp32, 58895b482a8SLen Brown &buffer[(acpi_size) i + j + 58995b482a8SLen Brown 4]); 59095b482a8SLen Brown acpi_os_printf("%08X ", temp32); 59195b482a8SLen Brown break; 59295b482a8SLen Brown } 59395b482a8SLen Brown 59495b482a8SLen Brown j += display; 59595b482a8SLen Brown } 59695b482a8SLen Brown 59795b482a8SLen Brown /* 59895b482a8SLen Brown * Print the ASCII equivalent characters but watch out for the bad 59995b482a8SLen Brown * unprintable ones (printable chars are 0x20 through 0x7E) 60095b482a8SLen Brown */ 60195b482a8SLen Brown acpi_os_printf(" "); 60295b482a8SLen Brown for (j = 0; j < 16; j++) { 60395b482a8SLen Brown if (i + j >= count) { 60495b482a8SLen Brown acpi_os_printf("\n"); 60595b482a8SLen Brown return; 60695b482a8SLen Brown } 60795b482a8SLen Brown 60895b482a8SLen Brown buf_char = buffer[(acpi_size) i + j]; 60995b482a8SLen Brown if (ACPI_IS_PRINT(buf_char)) { 61095b482a8SLen Brown acpi_os_printf("%c", buf_char); 61195b482a8SLen Brown } else { 61295b482a8SLen Brown acpi_os_printf("."); 61395b482a8SLen Brown } 61495b482a8SLen Brown } 61595b482a8SLen Brown 61695b482a8SLen Brown /* Done with that line. */ 61795b482a8SLen Brown 61895b482a8SLen Brown acpi_os_printf("\n"); 61995b482a8SLen Brown i += 16; 62095b482a8SLen Brown } 62195b482a8SLen Brown 62295b482a8SLen Brown return; 62395b482a8SLen Brown } 62495b482a8SLen Brown 62595b482a8SLen Brown /******************************************************************************* 62695b482a8SLen Brown * 62795b482a8SLen Brown * FUNCTION: acpi_ut_dump_buffer 62895b482a8SLen Brown * 629ba494beeSBob Moore * PARAMETERS: buffer - Buffer to dump 630ba494beeSBob Moore * count - Amount to dump, in bytes 631ba494beeSBob Moore * display - BYTE, WORD, DWORD, or QWORD display 632ba494beeSBob Moore * component_ID - Caller's component ID 63395b482a8SLen Brown * 63495b482a8SLen Brown * RETURN: None 63595b482a8SLen Brown * 63695b482a8SLen Brown * DESCRIPTION: Generic dump buffer in both hex and ascii. 63795b482a8SLen Brown * 63895b482a8SLen Brown ******************************************************************************/ 63995b482a8SLen Brown 64095b482a8SLen Brown void acpi_ut_dump_buffer(u8 *buffer, u32 count, u32 display, u32 component_id) 64195b482a8SLen Brown { 64295b482a8SLen Brown 64395b482a8SLen Brown /* Only dump the buffer if tracing is enabled */ 64495b482a8SLen Brown 64595b482a8SLen Brown if (!((ACPI_LV_TABLES & acpi_dbg_level) && 64695b482a8SLen Brown (component_id & acpi_dbg_layer))) { 64795b482a8SLen Brown return; 64895b482a8SLen Brown } 64995b482a8SLen Brown 65095b482a8SLen Brown acpi_ut_dump_buffer2(buffer, count, display); 65195b482a8SLen Brown } 652