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") 5095b482a8SLen Brown #ifdef ACPI_DEBUG_OUTPUT 5195b482a8SLen Brown static acpi_thread_id acpi_gbl_prev_thread_id; 5295b482a8SLen Brown static char *acpi_gbl_fn_entry_str = "----Entry"; 5395b482a8SLen Brown static char *acpi_gbl_fn_exit_str = "----Exit-"; 5495b482a8SLen Brown 5595b482a8SLen Brown /* Local prototypes */ 5695b482a8SLen Brown 5795b482a8SLen Brown static const char *acpi_ut_trim_function_name(const char *function_name); 5895b482a8SLen Brown 5995b482a8SLen Brown /******************************************************************************* 6095b482a8SLen Brown * 6195b482a8SLen Brown * FUNCTION: acpi_ut_init_stack_ptr_trace 6295b482a8SLen Brown * 6395b482a8SLen Brown * PARAMETERS: None 6495b482a8SLen Brown * 6595b482a8SLen Brown * RETURN: None 6695b482a8SLen Brown * 6795b482a8SLen Brown * DESCRIPTION: Save the current CPU stack pointer at subsystem startup 6895b482a8SLen Brown * 6995b482a8SLen Brown ******************************************************************************/ 7095b482a8SLen Brown 7195b482a8SLen Brown void acpi_ut_init_stack_ptr_trace(void) 7295b482a8SLen Brown { 7395b482a8SLen Brown acpi_size current_sp; 7495b482a8SLen Brown 7595b482a8SLen Brown acpi_gbl_entry_stack_pointer = ¤t_sp; 7695b482a8SLen Brown } 7795b482a8SLen Brown 7895b482a8SLen Brown /******************************************************************************* 7995b482a8SLen Brown * 8095b482a8SLen Brown * FUNCTION: acpi_ut_track_stack_ptr 8195b482a8SLen Brown * 8295b482a8SLen Brown * PARAMETERS: None 8395b482a8SLen Brown * 8495b482a8SLen Brown * RETURN: None 8595b482a8SLen Brown * 8695b482a8SLen Brown * DESCRIPTION: Save the current CPU stack pointer 8795b482a8SLen Brown * 8895b482a8SLen Brown ******************************************************************************/ 8995b482a8SLen Brown 9095b482a8SLen Brown void acpi_ut_track_stack_ptr(void) 9195b482a8SLen Brown { 9295b482a8SLen Brown acpi_size current_sp; 9395b482a8SLen Brown 9495b482a8SLen Brown if (¤t_sp < acpi_gbl_lowest_stack_pointer) { 9595b482a8SLen Brown acpi_gbl_lowest_stack_pointer = ¤t_sp; 9695b482a8SLen Brown } 9795b482a8SLen Brown 9895b482a8SLen Brown if (acpi_gbl_nesting_level > acpi_gbl_deepest_nesting) { 9995b482a8SLen Brown acpi_gbl_deepest_nesting = acpi_gbl_nesting_level; 10095b482a8SLen Brown } 10195b482a8SLen Brown } 10295b482a8SLen Brown 10395b482a8SLen Brown /******************************************************************************* 10495b482a8SLen Brown * 10595b482a8SLen Brown * FUNCTION: acpi_ut_trim_function_name 10695b482a8SLen Brown * 10795b482a8SLen Brown * PARAMETERS: function_name - Ascii string containing a procedure name 10895b482a8SLen Brown * 10995b482a8SLen Brown * RETURN: Updated pointer to the function name 11095b482a8SLen Brown * 11195b482a8SLen Brown * DESCRIPTION: Remove the "Acpi" prefix from the function name, if present. 11295b482a8SLen Brown * This allows compiler macros such as __func__ to be used 11395b482a8SLen Brown * with no change to the debug output. 11495b482a8SLen Brown * 11595b482a8SLen Brown ******************************************************************************/ 11695b482a8SLen Brown 11795b482a8SLen Brown static const char *acpi_ut_trim_function_name(const char *function_name) 11895b482a8SLen Brown { 11995b482a8SLen Brown 12095b482a8SLen Brown /* All Function names are longer than 4 chars, check is safe */ 12195b482a8SLen Brown 12295b482a8SLen Brown if (*(ACPI_CAST_PTR(u32, function_name)) == ACPI_PREFIX_MIXED) { 12395b482a8SLen Brown 12495b482a8SLen Brown /* This is the case where the original source has not been modified */ 12595b482a8SLen Brown 12695b482a8SLen Brown return (function_name + 4); 12795b482a8SLen Brown } 12895b482a8SLen Brown 12995b482a8SLen Brown if (*(ACPI_CAST_PTR(u32, function_name)) == ACPI_PREFIX_LOWER) { 13095b482a8SLen Brown 13195b482a8SLen Brown /* This is the case where the source has been 'linuxized' */ 13295b482a8SLen Brown 13395b482a8SLen Brown return (function_name + 5); 13495b482a8SLen Brown } 13595b482a8SLen Brown 13695b482a8SLen Brown return (function_name); 13795b482a8SLen Brown } 13895b482a8SLen Brown 13995b482a8SLen Brown /******************************************************************************* 14095b482a8SLen Brown * 14195b482a8SLen Brown * FUNCTION: acpi_debug_print 14295b482a8SLen Brown * 14395b482a8SLen Brown * PARAMETERS: requested_debug_level - Requested debug print level 14495b482a8SLen Brown * line_number - Caller's line number (for error output) 14595b482a8SLen Brown * function_name - Caller's procedure name 14695b482a8SLen Brown * module_name - Caller's module name 14795b482a8SLen Brown * component_id - Caller's component ID 148*ba494beeSBob Moore * format - Printf format field 14995b482a8SLen Brown * ... - Optional printf arguments 15095b482a8SLen Brown * 15195b482a8SLen Brown * RETURN: None 15295b482a8SLen Brown * 15395b482a8SLen Brown * DESCRIPTION: Print error message with prefix consisting of the module name, 15495b482a8SLen Brown * line number, and component ID. 15595b482a8SLen Brown * 15695b482a8SLen Brown ******************************************************************************/ 15795b482a8SLen Brown 15895b482a8SLen Brown void ACPI_INTERNAL_VAR_XFACE 15995b482a8SLen Brown acpi_debug_print(u32 requested_debug_level, 16095b482a8SLen Brown u32 line_number, 16195b482a8SLen Brown const char *function_name, 16295b482a8SLen Brown const char *module_name, 16395b482a8SLen Brown u32 component_id, const char *format, ...) 16495b482a8SLen Brown { 16595b482a8SLen Brown acpi_thread_id thread_id; 16695b482a8SLen Brown va_list args; 16795b482a8SLen Brown 16895b482a8SLen Brown /* 16995b482a8SLen Brown * Stay silent if the debug level or component ID is disabled 17095b482a8SLen Brown */ 17195b482a8SLen Brown if (!(requested_debug_level & acpi_dbg_level) || 17295b482a8SLen Brown !(component_id & acpi_dbg_layer)) { 17395b482a8SLen Brown return; 17495b482a8SLen Brown } 17595b482a8SLen Brown 17695b482a8SLen Brown /* 17795b482a8SLen Brown * Thread tracking and context switch notification 17895b482a8SLen Brown */ 17995b482a8SLen Brown thread_id = acpi_os_get_thread_id(); 18095b482a8SLen Brown if (thread_id != acpi_gbl_prev_thread_id) { 18195b482a8SLen Brown if (ACPI_LV_THREADS & acpi_dbg_level) { 18295b482a8SLen Brown acpi_os_printf 18328eb3fcfSLin Ming ("\n**** Context Switch from TID %u to TID %u ****\n\n", 18428eb3fcfSLin Ming (u32)acpi_gbl_prev_thread_id, (u32)thread_id); 18595b482a8SLen Brown } 18695b482a8SLen Brown 18795b482a8SLen Brown acpi_gbl_prev_thread_id = thread_id; 18895b482a8SLen Brown } 18995b482a8SLen Brown 19095b482a8SLen Brown /* 19195b482a8SLen Brown * Display the module name, current line number, thread ID (if requested), 19295b482a8SLen Brown * current procedure nesting level, and the current procedure name 19395b482a8SLen Brown */ 19495b482a8SLen Brown acpi_os_printf("%8s-%04ld ", module_name, line_number); 19595b482a8SLen Brown 19695b482a8SLen Brown if (ACPI_LV_THREADS & acpi_dbg_level) { 19728eb3fcfSLin Ming acpi_os_printf("[%u] ", (u32)thread_id); 19895b482a8SLen Brown } 19995b482a8SLen Brown 20095b482a8SLen Brown acpi_os_printf("[%02ld] %-22.22s: ", 20195b482a8SLen Brown acpi_gbl_nesting_level, 20295b482a8SLen Brown acpi_ut_trim_function_name(function_name)); 20395b482a8SLen Brown 20495b482a8SLen Brown va_start(args, format); 20595b482a8SLen Brown acpi_os_vprintf(format, args); 20695b482a8SLen Brown va_end(args); 20795b482a8SLen Brown } 20895b482a8SLen Brown 20995b482a8SLen Brown ACPI_EXPORT_SYMBOL(acpi_debug_print) 21095b482a8SLen Brown 21195b482a8SLen Brown /******************************************************************************* 21295b482a8SLen Brown * 21395b482a8SLen Brown * FUNCTION: acpi_debug_print_raw 21495b482a8SLen Brown * 21595b482a8SLen Brown * PARAMETERS: requested_debug_level - Requested debug print level 21695b482a8SLen Brown * line_number - Caller's line number 21795b482a8SLen Brown * function_name - Caller's procedure name 21895b482a8SLen Brown * module_name - Caller's module name 21995b482a8SLen Brown * component_id - Caller's component ID 220*ba494beeSBob Moore * format - Printf format field 22195b482a8SLen Brown * ... - Optional printf arguments 22295b482a8SLen Brown * 22395b482a8SLen Brown * RETURN: None 22495b482a8SLen Brown * 22595b482a8SLen Brown * DESCRIPTION: Print message with no headers. Has same interface as 22695b482a8SLen Brown * debug_print so that the same macros can be used. 22795b482a8SLen Brown * 22895b482a8SLen Brown ******************************************************************************/ 22995b482a8SLen Brown void ACPI_INTERNAL_VAR_XFACE 23095b482a8SLen Brown acpi_debug_print_raw(u32 requested_debug_level, 23195b482a8SLen Brown u32 line_number, 23295b482a8SLen Brown const char *function_name, 23395b482a8SLen Brown const char *module_name, 23495b482a8SLen Brown u32 component_id, const char *format, ...) 23595b482a8SLen Brown { 23695b482a8SLen Brown va_list args; 23795b482a8SLen Brown 23895b482a8SLen Brown if (!(requested_debug_level & acpi_dbg_level) || 23995b482a8SLen Brown !(component_id & acpi_dbg_layer)) { 24095b482a8SLen Brown return; 24195b482a8SLen Brown } 24295b482a8SLen Brown 24395b482a8SLen Brown va_start(args, format); 24495b482a8SLen Brown acpi_os_vprintf(format, args); 24595b482a8SLen Brown va_end(args); 24695b482a8SLen Brown } 24795b482a8SLen Brown 24895b482a8SLen Brown ACPI_EXPORT_SYMBOL(acpi_debug_print_raw) 24995b482a8SLen Brown 25095b482a8SLen Brown /******************************************************************************* 25195b482a8SLen Brown * 25295b482a8SLen Brown * FUNCTION: acpi_ut_trace 25395b482a8SLen Brown * 25495b482a8SLen Brown * PARAMETERS: line_number - Caller's line number 25595b482a8SLen Brown * function_name - Caller's procedure name 25695b482a8SLen Brown * module_name - Caller's module name 25795b482a8SLen Brown * component_id - Caller's component ID 25895b482a8SLen Brown * 25995b482a8SLen Brown * RETURN: None 26095b482a8SLen Brown * 26195b482a8SLen Brown * DESCRIPTION: Function entry trace. Prints only if TRACE_FUNCTIONS bit is 26295b482a8SLen Brown * set in debug_level 26395b482a8SLen Brown * 26495b482a8SLen Brown ******************************************************************************/ 26595b482a8SLen Brown void 26695b482a8SLen Brown acpi_ut_trace(u32 line_number, 26795b482a8SLen Brown const char *function_name, 26895b482a8SLen Brown const char *module_name, u32 component_id) 26995b482a8SLen Brown { 27095b482a8SLen Brown 27195b482a8SLen Brown acpi_gbl_nesting_level++; 27295b482a8SLen Brown acpi_ut_track_stack_ptr(); 27395b482a8SLen Brown 27495b482a8SLen Brown acpi_debug_print(ACPI_LV_FUNCTIONS, 27595b482a8SLen Brown line_number, function_name, module_name, component_id, 27695b482a8SLen Brown "%s\n", acpi_gbl_fn_entry_str); 27795b482a8SLen Brown } 27895b482a8SLen Brown 27995b482a8SLen Brown ACPI_EXPORT_SYMBOL(acpi_ut_trace) 28095b482a8SLen Brown 28195b482a8SLen Brown /******************************************************************************* 28295b482a8SLen Brown * 28395b482a8SLen Brown * FUNCTION: acpi_ut_trace_ptr 28495b482a8SLen Brown * 28595b482a8SLen Brown * PARAMETERS: line_number - Caller's line number 28695b482a8SLen Brown * function_name - Caller's procedure name 28795b482a8SLen Brown * module_name - Caller's module name 28895b482a8SLen Brown * component_id - Caller's component ID 289*ba494beeSBob Moore * pointer - Pointer to display 29095b482a8SLen Brown * 29195b482a8SLen Brown * RETURN: None 29295b482a8SLen Brown * 29395b482a8SLen Brown * DESCRIPTION: Function entry trace. Prints only if TRACE_FUNCTIONS bit is 29495b482a8SLen Brown * set in debug_level 29595b482a8SLen Brown * 29695b482a8SLen Brown ******************************************************************************/ 29795b482a8SLen Brown void 29895b482a8SLen Brown acpi_ut_trace_ptr(u32 line_number, 29995b482a8SLen Brown const char *function_name, 30095b482a8SLen Brown const char *module_name, u32 component_id, void *pointer) 30195b482a8SLen Brown { 30295b482a8SLen Brown acpi_gbl_nesting_level++; 30395b482a8SLen Brown acpi_ut_track_stack_ptr(); 30495b482a8SLen Brown 30595b482a8SLen Brown acpi_debug_print(ACPI_LV_FUNCTIONS, 30695b482a8SLen Brown line_number, function_name, module_name, component_id, 30795b482a8SLen Brown "%s %p\n", acpi_gbl_fn_entry_str, pointer); 30895b482a8SLen Brown } 30995b482a8SLen Brown 31095b482a8SLen Brown /******************************************************************************* 31195b482a8SLen Brown * 31295b482a8SLen Brown * FUNCTION: acpi_ut_trace_str 31395b482a8SLen Brown * 31495b482a8SLen Brown * PARAMETERS: line_number - Caller's line number 31595b482a8SLen Brown * function_name - Caller's procedure name 31695b482a8SLen Brown * module_name - Caller's module name 31795b482a8SLen Brown * component_id - Caller's component ID 318*ba494beeSBob Moore * string - Additional string to display 31995b482a8SLen Brown * 32095b482a8SLen Brown * RETURN: None 32195b482a8SLen Brown * 32295b482a8SLen Brown * DESCRIPTION: Function entry trace. Prints only if TRACE_FUNCTIONS bit is 32395b482a8SLen Brown * set in debug_level 32495b482a8SLen Brown * 32595b482a8SLen Brown ******************************************************************************/ 32695b482a8SLen Brown 32795b482a8SLen Brown void 32895b482a8SLen Brown acpi_ut_trace_str(u32 line_number, 32995b482a8SLen Brown const char *function_name, 33095b482a8SLen Brown const char *module_name, u32 component_id, char *string) 33195b482a8SLen Brown { 33295b482a8SLen Brown 33395b482a8SLen Brown acpi_gbl_nesting_level++; 33495b482a8SLen Brown acpi_ut_track_stack_ptr(); 33595b482a8SLen Brown 33695b482a8SLen Brown acpi_debug_print(ACPI_LV_FUNCTIONS, 33795b482a8SLen Brown line_number, function_name, module_name, component_id, 33895b482a8SLen Brown "%s %s\n", acpi_gbl_fn_entry_str, string); 33995b482a8SLen Brown } 34095b482a8SLen Brown 34195b482a8SLen Brown /******************************************************************************* 34295b482a8SLen Brown * 34395b482a8SLen Brown * FUNCTION: acpi_ut_trace_u32 34495b482a8SLen Brown * 34595b482a8SLen Brown * PARAMETERS: line_number - Caller's line number 34695b482a8SLen Brown * function_name - Caller's procedure name 34795b482a8SLen Brown * module_name - Caller's module name 34895b482a8SLen Brown * component_id - Caller's component ID 349*ba494beeSBob Moore * integer - Integer to display 35095b482a8SLen Brown * 35195b482a8SLen Brown * RETURN: None 35295b482a8SLen Brown * 35395b482a8SLen Brown * DESCRIPTION: Function entry trace. Prints only if TRACE_FUNCTIONS bit is 35495b482a8SLen Brown * set in debug_level 35595b482a8SLen Brown * 35695b482a8SLen Brown ******************************************************************************/ 35795b482a8SLen Brown 35895b482a8SLen Brown void 35995b482a8SLen Brown acpi_ut_trace_u32(u32 line_number, 36095b482a8SLen Brown const char *function_name, 36195b482a8SLen Brown const char *module_name, u32 component_id, u32 integer) 36295b482a8SLen Brown { 36395b482a8SLen Brown 36495b482a8SLen Brown acpi_gbl_nesting_level++; 36595b482a8SLen Brown acpi_ut_track_stack_ptr(); 36695b482a8SLen Brown 36795b482a8SLen Brown acpi_debug_print(ACPI_LV_FUNCTIONS, 36895b482a8SLen Brown line_number, function_name, module_name, component_id, 36995b482a8SLen Brown "%s %08X\n", acpi_gbl_fn_entry_str, integer); 37095b482a8SLen Brown } 37195b482a8SLen Brown 37295b482a8SLen Brown /******************************************************************************* 37395b482a8SLen Brown * 37495b482a8SLen Brown * FUNCTION: acpi_ut_exit 37595b482a8SLen Brown * 37695b482a8SLen Brown * PARAMETERS: line_number - Caller's line number 37795b482a8SLen Brown * function_name - Caller's procedure name 37895b482a8SLen Brown * module_name - Caller's module name 37995b482a8SLen Brown * component_id - Caller's component ID 38095b482a8SLen Brown * 38195b482a8SLen Brown * RETURN: None 38295b482a8SLen Brown * 38395b482a8SLen Brown * DESCRIPTION: Function exit trace. Prints only if TRACE_FUNCTIONS bit is 38495b482a8SLen Brown * set in debug_level 38595b482a8SLen Brown * 38695b482a8SLen Brown ******************************************************************************/ 38795b482a8SLen Brown 38895b482a8SLen Brown void 38995b482a8SLen Brown acpi_ut_exit(u32 line_number, 39095b482a8SLen Brown const char *function_name, 39195b482a8SLen Brown const char *module_name, u32 component_id) 39295b482a8SLen Brown { 39395b482a8SLen Brown 39495b482a8SLen Brown acpi_debug_print(ACPI_LV_FUNCTIONS, 39595b482a8SLen Brown line_number, function_name, module_name, component_id, 39695b482a8SLen Brown "%s\n", acpi_gbl_fn_exit_str); 39795b482a8SLen Brown 39895b482a8SLen Brown acpi_gbl_nesting_level--; 39995b482a8SLen Brown } 40095b482a8SLen Brown 40195b482a8SLen Brown ACPI_EXPORT_SYMBOL(acpi_ut_exit) 40295b482a8SLen Brown 40395b482a8SLen Brown /******************************************************************************* 40495b482a8SLen Brown * 40595b482a8SLen Brown * FUNCTION: acpi_ut_status_exit 40695b482a8SLen Brown * 40795b482a8SLen Brown * PARAMETERS: line_number - Caller's line number 40895b482a8SLen Brown * function_name - Caller's procedure name 40995b482a8SLen Brown * module_name - Caller's module name 41095b482a8SLen Brown * component_id - Caller's component ID 411*ba494beeSBob Moore * status - Exit status code 41295b482a8SLen Brown * 41395b482a8SLen Brown * RETURN: None 41495b482a8SLen Brown * 41595b482a8SLen Brown * DESCRIPTION: Function exit trace. Prints only if TRACE_FUNCTIONS bit is 41695b482a8SLen Brown * set in debug_level. Prints exit status also. 41795b482a8SLen Brown * 41895b482a8SLen Brown ******************************************************************************/ 41995b482a8SLen Brown void 42095b482a8SLen Brown acpi_ut_status_exit(u32 line_number, 42195b482a8SLen Brown const char *function_name, 42295b482a8SLen Brown const char *module_name, 42395b482a8SLen Brown u32 component_id, acpi_status status) 42495b482a8SLen Brown { 42595b482a8SLen Brown 42695b482a8SLen Brown if (ACPI_SUCCESS(status)) { 42795b482a8SLen Brown acpi_debug_print(ACPI_LV_FUNCTIONS, 42895b482a8SLen Brown line_number, function_name, module_name, 42995b482a8SLen Brown component_id, "%s %s\n", acpi_gbl_fn_exit_str, 43095b482a8SLen Brown acpi_format_exception(status)); 43195b482a8SLen Brown } else { 43295b482a8SLen Brown acpi_debug_print(ACPI_LV_FUNCTIONS, 43395b482a8SLen Brown line_number, function_name, module_name, 43495b482a8SLen Brown component_id, "%s ****Exception****: %s\n", 43595b482a8SLen Brown acpi_gbl_fn_exit_str, 43695b482a8SLen Brown acpi_format_exception(status)); 43795b482a8SLen Brown } 43895b482a8SLen Brown 43995b482a8SLen Brown acpi_gbl_nesting_level--; 44095b482a8SLen Brown } 44195b482a8SLen Brown 44295b482a8SLen Brown ACPI_EXPORT_SYMBOL(acpi_ut_status_exit) 44395b482a8SLen Brown 44495b482a8SLen Brown /******************************************************************************* 44595b482a8SLen Brown * 44695b482a8SLen Brown * FUNCTION: acpi_ut_value_exit 44795b482a8SLen Brown * 44895b482a8SLen Brown * PARAMETERS: line_number - Caller's line number 44995b482a8SLen Brown * function_name - Caller's procedure name 45095b482a8SLen Brown * module_name - Caller's module name 45195b482a8SLen Brown * component_id - Caller's component ID 452*ba494beeSBob Moore * value - Value to be printed with exit msg 45395b482a8SLen Brown * 45495b482a8SLen Brown * RETURN: None 45595b482a8SLen Brown * 45695b482a8SLen Brown * DESCRIPTION: Function exit trace. Prints only if TRACE_FUNCTIONS bit is 45795b482a8SLen Brown * set in debug_level. Prints exit value also. 45895b482a8SLen Brown * 45995b482a8SLen Brown ******************************************************************************/ 46095b482a8SLen Brown void 46195b482a8SLen Brown acpi_ut_value_exit(u32 line_number, 46295b482a8SLen Brown const char *function_name, 4635df7e6cbSBob Moore const char *module_name, u32 component_id, u64 value) 46495b482a8SLen Brown { 46595b482a8SLen Brown 46695b482a8SLen Brown acpi_debug_print(ACPI_LV_FUNCTIONS, 46795b482a8SLen Brown line_number, function_name, module_name, component_id, 46895b482a8SLen Brown "%s %8.8X%8.8X\n", acpi_gbl_fn_exit_str, 46995b482a8SLen Brown ACPI_FORMAT_UINT64(value)); 47095b482a8SLen Brown 47195b482a8SLen Brown acpi_gbl_nesting_level--; 47295b482a8SLen Brown } 47395b482a8SLen Brown 47495b482a8SLen Brown ACPI_EXPORT_SYMBOL(acpi_ut_value_exit) 47595b482a8SLen Brown 47695b482a8SLen Brown /******************************************************************************* 47795b482a8SLen Brown * 47895b482a8SLen Brown * FUNCTION: acpi_ut_ptr_exit 47995b482a8SLen Brown * 48095b482a8SLen Brown * PARAMETERS: line_number - Caller's line number 48195b482a8SLen Brown * function_name - Caller's procedure name 48295b482a8SLen Brown * module_name - Caller's module name 48395b482a8SLen Brown * component_id - Caller's component ID 484*ba494beeSBob Moore * ptr - Pointer to display 48595b482a8SLen Brown * 48695b482a8SLen Brown * RETURN: None 48795b482a8SLen Brown * 48895b482a8SLen Brown * DESCRIPTION: Function exit trace. Prints only if TRACE_FUNCTIONS bit is 48995b482a8SLen Brown * set in debug_level. Prints exit value also. 49095b482a8SLen Brown * 49195b482a8SLen Brown ******************************************************************************/ 49295b482a8SLen Brown void 49395b482a8SLen Brown acpi_ut_ptr_exit(u32 line_number, 49495b482a8SLen Brown const char *function_name, 49595b482a8SLen Brown const char *module_name, u32 component_id, u8 *ptr) 49695b482a8SLen Brown { 49795b482a8SLen Brown 49895b482a8SLen Brown acpi_debug_print(ACPI_LV_FUNCTIONS, 49995b482a8SLen Brown line_number, function_name, module_name, component_id, 50095b482a8SLen Brown "%s %p\n", acpi_gbl_fn_exit_str, ptr); 50195b482a8SLen Brown 50295b482a8SLen Brown acpi_gbl_nesting_level--; 50395b482a8SLen Brown } 50495b482a8SLen Brown 50595b482a8SLen Brown #endif 50695b482a8SLen Brown 50795b482a8SLen Brown /******************************************************************************* 50895b482a8SLen Brown * 50995b482a8SLen Brown * FUNCTION: acpi_ut_dump_buffer 51095b482a8SLen Brown * 511*ba494beeSBob Moore * PARAMETERS: buffer - Buffer to dump 512*ba494beeSBob Moore * count - Amount to dump, in bytes 513*ba494beeSBob Moore * display - BYTE, WORD, DWORD, or QWORD display 514*ba494beeSBob Moore * component_ID - Caller's component ID 51595b482a8SLen Brown * 51695b482a8SLen Brown * RETURN: None 51795b482a8SLen Brown * 51895b482a8SLen Brown * DESCRIPTION: Generic dump buffer in both hex and ascii. 51995b482a8SLen Brown * 52095b482a8SLen Brown ******************************************************************************/ 52195b482a8SLen Brown 52295b482a8SLen Brown void acpi_ut_dump_buffer2(u8 * buffer, u32 count, u32 display) 52395b482a8SLen Brown { 52495b482a8SLen Brown u32 i = 0; 52595b482a8SLen Brown u32 j; 52695b482a8SLen Brown u32 temp32; 52795b482a8SLen Brown u8 buf_char; 52895b482a8SLen Brown 52995b482a8SLen Brown if (!buffer) { 53095b482a8SLen Brown acpi_os_printf("Null Buffer Pointer in DumpBuffer!\n"); 53195b482a8SLen Brown return; 53295b482a8SLen Brown } 53395b482a8SLen Brown 53495b482a8SLen Brown if ((count < 4) || (count & 0x01)) { 53595b482a8SLen Brown display = DB_BYTE_DISPLAY; 53695b482a8SLen Brown } 53795b482a8SLen Brown 53895b482a8SLen Brown /* Nasty little dump buffer routine! */ 53995b482a8SLen Brown 54095b482a8SLen Brown while (i < count) { 54195b482a8SLen Brown 54295b482a8SLen Brown /* Print current offset */ 54395b482a8SLen Brown 54495b482a8SLen Brown acpi_os_printf("%6.4X: ", i); 54595b482a8SLen Brown 54695b482a8SLen Brown /* Print 16 hex chars */ 54795b482a8SLen Brown 54895b482a8SLen Brown for (j = 0; j < 16;) { 54995b482a8SLen Brown if (i + j >= count) { 55095b482a8SLen Brown 55195b482a8SLen Brown /* Dump fill spaces */ 55295b482a8SLen Brown 55395b482a8SLen Brown acpi_os_printf("%*s", ((display * 2) + 1), " "); 55495b482a8SLen Brown j += display; 55595b482a8SLen Brown continue; 55695b482a8SLen Brown } 55795b482a8SLen Brown 55895b482a8SLen Brown switch (display) { 55995b482a8SLen Brown case DB_BYTE_DISPLAY: 56095b482a8SLen Brown default: /* Default is BYTE display */ 56195b482a8SLen Brown 56295b482a8SLen Brown acpi_os_printf("%02X ", 56395b482a8SLen Brown buffer[(acpi_size) i + j]); 56495b482a8SLen Brown break; 56595b482a8SLen Brown 56695b482a8SLen Brown case DB_WORD_DISPLAY: 56795b482a8SLen Brown 56895b482a8SLen Brown ACPI_MOVE_16_TO_32(&temp32, 56995b482a8SLen Brown &buffer[(acpi_size) i + j]); 57095b482a8SLen Brown acpi_os_printf("%04X ", temp32); 57195b482a8SLen Brown break; 57295b482a8SLen Brown 57395b482a8SLen Brown case DB_DWORD_DISPLAY: 57495b482a8SLen Brown 57595b482a8SLen Brown ACPI_MOVE_32_TO_32(&temp32, 57695b482a8SLen Brown &buffer[(acpi_size) i + j]); 57795b482a8SLen Brown acpi_os_printf("%08X ", temp32); 57895b482a8SLen Brown break; 57995b482a8SLen Brown 58095b482a8SLen Brown case DB_QWORD_DISPLAY: 58195b482a8SLen Brown 58295b482a8SLen Brown ACPI_MOVE_32_TO_32(&temp32, 58395b482a8SLen Brown &buffer[(acpi_size) i + j]); 58495b482a8SLen Brown acpi_os_printf("%08X", temp32); 58595b482a8SLen Brown 58695b482a8SLen Brown ACPI_MOVE_32_TO_32(&temp32, 58795b482a8SLen Brown &buffer[(acpi_size) i + j + 58895b482a8SLen Brown 4]); 58995b482a8SLen Brown acpi_os_printf("%08X ", temp32); 59095b482a8SLen Brown break; 59195b482a8SLen Brown } 59295b482a8SLen Brown 59395b482a8SLen Brown j += display; 59495b482a8SLen Brown } 59595b482a8SLen Brown 59695b482a8SLen Brown /* 59795b482a8SLen Brown * Print the ASCII equivalent characters but watch out for the bad 59895b482a8SLen Brown * unprintable ones (printable chars are 0x20 through 0x7E) 59995b482a8SLen Brown */ 60095b482a8SLen Brown acpi_os_printf(" "); 60195b482a8SLen Brown for (j = 0; j < 16; j++) { 60295b482a8SLen Brown if (i + j >= count) { 60395b482a8SLen Brown acpi_os_printf("\n"); 60495b482a8SLen Brown return; 60595b482a8SLen Brown } 60695b482a8SLen Brown 60795b482a8SLen Brown buf_char = buffer[(acpi_size) i + j]; 60895b482a8SLen Brown if (ACPI_IS_PRINT(buf_char)) { 60995b482a8SLen Brown acpi_os_printf("%c", buf_char); 61095b482a8SLen Brown } else { 61195b482a8SLen Brown acpi_os_printf("."); 61295b482a8SLen Brown } 61395b482a8SLen Brown } 61495b482a8SLen Brown 61595b482a8SLen Brown /* Done with that line. */ 61695b482a8SLen Brown 61795b482a8SLen Brown acpi_os_printf("\n"); 61895b482a8SLen Brown i += 16; 61995b482a8SLen Brown } 62095b482a8SLen Brown 62195b482a8SLen Brown return; 62295b482a8SLen Brown } 62395b482a8SLen Brown 62495b482a8SLen Brown /******************************************************************************* 62595b482a8SLen Brown * 62695b482a8SLen Brown * FUNCTION: acpi_ut_dump_buffer 62795b482a8SLen Brown * 628*ba494beeSBob Moore * PARAMETERS: buffer - Buffer to dump 629*ba494beeSBob Moore * count - Amount to dump, in bytes 630*ba494beeSBob Moore * display - BYTE, WORD, DWORD, or QWORD display 631*ba494beeSBob Moore * component_ID - Caller's component ID 63295b482a8SLen Brown * 63395b482a8SLen Brown * RETURN: None 63495b482a8SLen Brown * 63595b482a8SLen Brown * DESCRIPTION: Generic dump buffer in both hex and ascii. 63695b482a8SLen Brown * 63795b482a8SLen Brown ******************************************************************************/ 63895b482a8SLen Brown 63995b482a8SLen Brown void acpi_ut_dump_buffer(u8 * buffer, u32 count, u32 display, u32 component_id) 64095b482a8SLen Brown { 64195b482a8SLen Brown 64295b482a8SLen Brown /* Only dump the buffer if tracing is enabled */ 64395b482a8SLen Brown 64495b482a8SLen Brown if (!((ACPI_LV_TABLES & acpi_dbg_level) && 64595b482a8SLen Brown (component_id & acpi_dbg_layer))) { 64695b482a8SLen Brown return; 64795b482a8SLen Brown } 64895b482a8SLen Brown 64995b482a8SLen Brown acpi_ut_dump_buffer2(buffer, count, display); 65095b482a8SLen Brown } 651