373 lines
12 KiB
C
373 lines
12 KiB
C
/*
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* Copyright (c) 2013-2019 Huawei Technologies Co., Ltd. All rights reserved.
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* Copyright (c) 2020-2021 Huawei Device Co., Ltd. All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without modification,
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* are permitted provided that the following conditions are met:
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*
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* 1. Redistributions of source code must retain the above copyright notice, this list of
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* conditions and the following disclaimer.
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*
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* 2. Redistributions in binary form must reproduce the above copyright notice, this list
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* of conditions and the following disclaimer in the documentation and/or other materials
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* provided with the distribution.
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*
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* 3. Neither the name of the copyright holder nor the names of its contributors may be used
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* to endorse or promote products derived from this software without specific prior written
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* permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
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* THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR
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* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
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* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
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* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
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* OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
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* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
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* OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
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* ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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/**@defgroup los_debug
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* @ingroup kernel
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*/
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#ifndef _LOS_DEBUG_H
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#define _LOS_DEBUG_H
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#include "los_config.h"
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#include "los_compiler.h"
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#ifdef __cplusplus
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#if __cplusplus
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extern "C" {
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#endif /* __cplusplus */
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#endif /* __cplusplus */
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#if (LOSCFG_PLATFORM_EXC == 1)
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enum MemMangType {
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MEM_MANG_MEMBOX,
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MEM_MANG_MEMORY,
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MEM_MANG_EMPTY
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};
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typedef struct {
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UINT32 type;
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UINT32 startAddr;
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UINT32 size;
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VOID *blkAddrArray;
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} MemInfo;
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typedef struct {
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enum MemMangType type;
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UINT32 startAddr;
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UINT32 size;
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UINT32 free;
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UINT32 blockSize;
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UINT32 errorAddr;
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UINT32 errorLen;
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UINT32 errorOwner;
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} MemInfoCB;
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#endif
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typedef enum {
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EXC_REBOOT,
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EXC_ASSERT,
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EXC_STACKOVERFLOW,
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EXC_INTERRUPT,
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EXC_TYPE_END
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} EXC_TYPE;
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typedef VOID (*ExcHookFn)(EXC_TYPE excType);
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VOID OsExcHookRegister(ExcHookFn excHookFn);
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VOID OsDoExcHook(EXC_TYPE excType);
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#define LOG_EMG_LEVEL 0
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#define LOG_COMMON_LEVEL (LOG_EMG_LEVEL + 1)
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#define LOG_ERR_LEVEL (LOG_COMMON_LEVEL + 1)
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#define LOG_WARN_LEVEL (LOG_ERR_LEVEL + 1)
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#define LOG_INFO_LEVEL (LOG_WARN_LEVEL + 1)
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#define LOG_DEBUG_LEVEL (LOG_INFO_LEVEL + 1)
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#ifndef PRINT_LEVEL
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#define PRINT_LEVEL LOG_ERR_LEVEL
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#endif
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typedef enum {
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LOG_MODULE_KERNEL,
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LOG_MODULE_FS,
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LOS_MODULE_OTHERS
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} LogModuleType;
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/**
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* @ingroup los_printf
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* @brief Format and print data.
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*
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* @par Description:
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* Print argument(s) according to fmt.
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*
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* @attention
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* <ul>
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* <li>None</li>
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* </ul>
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*
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* @param type [IN] Type LogModuleType indicates the log type.
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* @param level [IN] Type LogLevel indicates the log level.
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* @param fmt [IN] Type char* controls the ouput as in C printf.
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*
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* @retval None
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* @par Dependency:
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* <ul><li>los_printf.h: the header file that contains the API declaration.</li></ul>
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* @see LOS_Printf
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* @since none
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*/
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#if (LOSCFG_KERNEL_PRINTF == 1)
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extern INT32 printf(const CHAR *fmt, ...);
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extern INT32 OsLogLevelCheck(INT32 level);
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#define LOS_Printf(type, level, fmt, args...) do { \
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if (!OsLogLevelCheck(level)) { \
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printf(fmt, ##args); \
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} \
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} while (0)
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#elif (LOSCFG_KERNEL_PRINTF == 0)
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#define LOS_Printf(type, level, fmt, args...)
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#else
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extern VOID HalConsoleOutput(LogModuleType type, INT32 level, const CHAR *fmt, ...);
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#define LOS_Printf HalConsoleOutput
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#endif
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#define PRINT_DEBUG(fmt, args...) LOS_Printf(LOG_MODULE_KERNEL, LOG_DEBUG_LEVEL, fmt, ##args)
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#define PRINT_INFO(fmt, args...) LOS_Printf(LOG_MODULE_KERNEL, LOG_INFO_LEVEL, fmt, ##args)
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#define PRINT_WARN(fmt, args...) LOS_Printf(LOG_MODULE_KERNEL, LOG_WARN_LEVEL, fmt, ##args)
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#define PRINT_ERR(fmt, args...) LOS_Printf(LOG_MODULE_KERNEL, LOG_ERR_LEVEL, fmt, ##args)
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#define PRINTK(fmt, args...) LOS_Printf(LOG_MODULE_KERNEL, LOG_COMMON_LEVEL, fmt, ##args)
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#define PRINT_EMG(fmt, args...) LOS_Printf(LOG_MODULE_KERNEL, LOG_EMG_LEVEL, fmt, ##args)
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#if PRINT_LEVEL < LOG_ERR_LEVEL
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#define LOS_ASSERT(judge)
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#else
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#define LOS_ASSERT(judge) \
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do { \
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if ((judge) == 0) { \
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OsDoExcHook(EXC_ASSERT); \
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(VOID)LOS_IntLock(); \
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PRINT_ERR("ASSERT ERROR! %s, %d, %s\n", __FILE__, __LINE__, __func__); \
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while (1) { } \
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} \
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} while (0)
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#endif
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typedef VOID (*BACK_TRACE_HOOK)(UINTPTR *LR, UINT32 LRSize, UINT32 jumpCount, UINTPTR SP);
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extern VOID OsBackTraceHookSet(BACK_TRACE_HOOK hook);
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extern VOID OsBackTraceHookCall(UINTPTR *LR, UINT32 LRSize, UINT32 jumpCount, UINTPTR SP);
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/**
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* @ingroup los_trace
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* Task error code: Insufficient memory for trace struct.
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*
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* Value: 0x02001400
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*
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* Solution: Decrease the maximum number of tasks.
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*/
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#define LOS_ERRNO_TRACE_NO_MEMORY LOS_ERRNO_OS_ERROR(LOS_MOD_TRACE, 0x00)
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/**
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* @ingroup los_trace
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* Task error code: User type is invalid when register new trace.
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*
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* Value: 0x02001401
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*
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* Solution: Use valid type to register the new trace.
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*/
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#define LOS_ERRNO_TRACE_TYPE_INVALID LOS_ERRNO_OS_ERROR(LOS_MOD_TRACE, 0x01)
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/**
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* @ingroup los_trace
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* Task error code: The callback function is null when register new trace.
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*
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* Value: 0x02001402
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*
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* Solution: Use valid callback function to register the new trace.
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*/
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#define LOS_ERRNO_TRACE_FUNCTION_NULL LOS_ERRNO_OS_ERROR(LOS_MOD_TRACE, 0x02)
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/**
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* @ingroup los_trace
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* Task error code: The filled size is 0 when register new trace.
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*
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* Value: 0x02001403
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*
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* Solution: Use valid filled size to register the new trace.
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*/
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#define LOS_ERRNO_TRACE_MAX_SIZE_INVALID LOS_ERRNO_OS_ERROR(LOS_MOD_TRACE, 0x03)
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/**
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* @ingroup los_trace
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* It's the total size of trace buffer. It's in the unit of char
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*/
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#define LOS_TRACE_BUFFER_SIZE 1024
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/**
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* @ingroup los_trace
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* It's the length of tag, filled by los_trace system
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*/
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#define LOS_TRACE_TAG_LENGTH sizeof(UINT32)
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/**
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* @ingroup los_trace
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* Stands for the trace type can be registered.
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*/
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typedef enum enTraceType {
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LOS_TRACE_SWITCH = 0, /**< trace for task switch, 0 is reserved for taskswitch */
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LOS_TRACE_INTERRUPT = 1, /**< trace for Interrupt, 1 is reserved for interrupt */
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LOS_TRACE_TYPE_NUM = 10, /**< num for the register type, user can use 2~ LOS_TRACE_TYPE_NUM-1 */
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} TRACE_TYPE_E;
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/**
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* @ingroup los_trace
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* struct to store the task switch infomation
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*/
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typedef struct tagTraceTaskSwitch {
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UINT8 ucSrcTaskId; /**< source taskId */
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UINT8 ucDestTaskId; /**< destination taskId */
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UINT32 uwSwitchTick; /**< Time at which the task switch happens */
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} TRACE_TASKSWITCH_S;
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/**
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* @ingroup los_trace
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* struct to store the interrupt infomation
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*/
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typedef struct tagTraceInterrupt {
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UINT8 ucIRQEntryExit; /**< 1 stands for that the trace is happend before interrupt function */
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/**< 0 stands for that the trace is after before interrupt function */
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UINT16 usIRQNo; /**< IRQ number which trigger the interrupt */
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UINT32 uwTick; /**< Time at which the the trace is called */
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} TRACE_INTERRUPT_S;
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/**
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* @ingroup los_trace
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* union struct to store the interrupt and task switch infomation
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*/
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typedef struct tagTrace {
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union {
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TRACE_TASKSWITCH_S stTraceTask; /**< It used for trace the task */
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TRACE_INTERRUPT_S stTraceInterrupt; /**< It used for trace the interrupt */
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};
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} TRACE_S;
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/**
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* @ingroup los_trace
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* Main struct to store the interrupt and task switch infomation
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*/
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typedef struct tagTraceBuffer {
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UINT16 usTracePos;
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UINT16 usTraceWrapPos;
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UINT8 ucBuffer[LOS_TRACE_BUFFER_SIZE];
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} TRACE_BUFFER_S;
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/**
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* @ingroup los_trace
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* Struct to store the trace information for each trace type
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*/
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typedef struct tagTraceInfo {
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TRACE_TYPE_E eType; /**< trace type, selected from TRACE_TYPE_E */
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UINT16 (*pfnHook)(UINT8 *outBuffer, VOID *pInfo); /**< callback function for the specific trace type.
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* This function is used to store the infomation
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* which want to be traced */
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} TRACE_INFO_S;
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/**
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* @ingroup los_trace
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* @brief Initialize the trace when the system startup.
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*
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* @par Description:
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* This API is used to initialize the trace for system level.
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* @attention
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* <ul>
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* <li>This API can be called only after the memory is initialized. Otherwise, the CPU usage fails to be obtained.</li>
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* </ul>
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*
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* @param None.
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*
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* @retval #LOS_ERRNO_TRACE_NO_MEMORY 0x02001400: The memory is not enough for initialization.
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* @retval #LOS_OK 0x00000000: The initialization is successful.
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* @par Dependency:
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* <ul><li>los_trace.h: the header file that contains the API declaration.</li></ul>
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* @see LOS_TraceInit
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*/
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extern UINT32 LOS_TraceInit(VOID);
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/**
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* @ingroup los_trace
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* @brief main trace function is called by user to logger the information.
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*
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* @par Description:
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* This API is used to trace the infomation.
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* @attention
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* <ul>
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* <li>This API can be called only after trace type is intialized. Otherwise, the trace will be failed.</li>
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* </ul>
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*
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* @param traceType [IN] TRACE_TYPE_E. Type of trace information.
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* @param traceInfo [IN] VOID*. It's a input buffer to store trace infomation
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*
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* @retval NONE.
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*
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* @par Dependency:
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* <ul><li>los_trace.h: the header file that contains the API declaration.</li></ul>
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* @see LOS_Trace
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*/
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extern VOID LOS_Trace(TRACE_TYPE_E traceType, VOID *traceInfo);
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/**
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* @ingroup los_trace
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* @brief register the hook for specific trace type.
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*
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* @par Description:
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* This API is used to register the hook for specific trace type.
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* @attention
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* <ul>
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* <li>This API can be called only after trace type is called. therwise, the trace will be failed.</li>
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* </ul>
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*
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* @param traceType [IN] TRACE_TYPE_E. Type of trace information.
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* @param hook [IN] UINT16 (*)(UINT8*, VOID*). It's an callback function to store the useful trace
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* information
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* @param size [IN] UINT16. The maximum size the trace will use for the specific trace type.
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*
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* @retval #LOS_ERRNO_TRACE_NO_MEMORY 0x02001400: The memory is not enough for initialization.
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* @retval #LOS_ERRNO_TRACE_TYPE_INVALID 0x02001401: The trace type is invalid. Valid type is from
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* LOS_TRACE_TYPE_NUM-1
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* @retval #LOS_ERRNO_TRACE_FUNCTION_NULL 0x02001402: The input callback function is NULL
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* @retval #LOS_ERRNO_TRACE_MAX_SIZE_INVALID 0x02001403: The information maxmum size is 0 to store.
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* @retval #LOS_OK 0x00000000: The register is successful.
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*
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* @par Dependency:
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* <ul><li>los_trace.h: the header file that contains the API declaration.</li></ul>
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* @see LOS_TraceUserReg
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*/
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extern UINT32 LOS_TraceUserReg(TRACE_TYPE_E traceType, UINT16 (*hook)(UINT8 *, VOID *), UINT16 size);
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#ifdef __cplusplus
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#if __cplusplus
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}
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#endif /* __cplusplus */
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#endif /* __cplusplus */
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#endif /* _LOS_PRINTF_H */
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