debug

宏定义
#define	printk   aos_debug_printf

函数
void	aos_debug_backtrace_now (int32_t(*print_func)(const char *fmt,...))
void	aos_debug_backtrace_task (char *taskname, int32_t(*print_func)(const char *fmt,...))
void	aos_debug_mm_overview (int32_t(*print_func)(const char *fmt,...))
void	aos_debug_task_overview (int32_t(*print_func)(const char *fmt,...))
void	aos_debug_buf_queue_overview (int32_t(*print_func)(const char *fmt,...))
void	aos_debug_queue_overview (int32_t(*print_func)(const char *fmt,...))
void	aos_debug_sem_overview (int32_t(*print_func)(const char *fmt,...))
void	aos_debug_mutex_overview (int32_t(*print_func)(const char *fmt,...))
void	aos_debug_overview (int32_t(*print_func)(const char *fmt,...))
void	aos_debug_task_cpu_usage_stats (void)
int32_t	aos_debug_task_cpu_usage_get (char *taskname)
uint32_t	aos_debug_total_cpu_usage_get (uint32_t cpuid)
void	aos_debug_total_cpu_usage_show (void)
void	aos_debug_fatal_error (kstat_t err, char *file, int32_t line)
int32_t	aos_debug_printf (const char *fmt,...)
void	aos_debug_init (void)

详细描述

宏定义说明

printk

#define printk   aos_debug_printf

在文件 debug.h 第 150 行定义.

函数说明

aos_debug_backtrace_now()

void aos_debug_backtrace_now

(

int32_t(*)(const char *fmt,...)

print_func

)

Show current contex backtrace

参数

[in]

print_func

function to output information, NULL for "printf"

@retrun NULL

aos_debug_backtrace_task()

void aos_debug_backtrace_task	(	char *	taskname,
		int32_t(*)(const char *fmt,...)	print_func
	)

Show task backtrace

参数

[in]	taskname	the task name which is need to be got
[in]	print_func	function to output information, NULL for "printf"

@retrun NULL

aos_debug_buf_queue_overview()

void aos_debug_buf_queue_overview

(

int32_t(*)(const char *fmt,...)

print_func

)

Show the overview of buf_queue

参数

[in]

print_func

function to output information, NULL for "printf"

@retrun NULL

aos_debug_fatal_error()

void aos_debug_fatal_error	(	kstat_t	err,
		char *	file,
		int32_t	line
	)

system assert, called by k_err_proc

参数

[in]	err	the kernel err status
[in]	file	same as FILE
[in]	file	same as line

返回

NULL

aos_debug_init()

void aos_debug_init

(

void

)

This function init debug module

返回

NULL

aos_debug_mm_overview()

void aos_debug_mm_overview

(

int32_t(*)(const char *fmt,...)

print_func

)

Show the overview of memory(heap and pool)

参数

[in]

print_func

function to output information, NULL for "printf"

@retrun NULL

aos_debug_mutex_overview()

void aos_debug_mutex_overview

(

int32_t(*)(const char *fmt,...)

print_func

)

Show the overview of mutex

参数

[in]

print_func

function to output information, NULL for "printf"

@retrun NULL

aos_debug_overview()

void aos_debug_overview

(

int32_t(*)(const char *fmt,...)

print_func

)

Show the overview of all(task/memory/bufqueue/queue/sem)

参数

[in]

print_func

function to output information, NULL for "printf"

@retrun NULL

aos_debug_printf()

int32_t aos_debug_printf	(	const char *	fmt,
			...
	)

This function support debug print same as printf

返回

0 is ok, others err

aos_debug_queue_overview()

void aos_debug_queue_overview

(

int32_t(*)(const char *fmt,...)

print_func

)

Show the overview of queue

参数

[in]

print_func

function to output information, NULL for "printf"

@retrun NULL

aos_debug_sem_overview()

void aos_debug_sem_overview

(

int32_t(*)(const char *fmt,...)

print_func

)

Show the overview of sem

参数

[in]

print_func

function to output information, NULL for "printf"

@retrun NULL

aos_debug_task_cpu_usage_get()

int32_t aos_debug_task_cpu_usage_get

(

char *

taskname

)

This function will get the cpuusage for the specified task

参数

[in]

taskname

the task name which is need to be got

返回

-1 is error, others is cpuusage, the units are 1/10,000

aos_debug_task_cpu_usage_stats()

void aos_debug_task_cpu_usage_stats

(

void

)

This function will statistics the task run time in the previous statistics cycle

返回

NULL

aos_debug_task_overview()

void aos_debug_task_overview

(

int32_t(*)(const char *fmt,...)

print_func

)

Show the overview of tasks

参数

[in]

print_func

function to output information, NULL for "printf"

@retrun NULL

aos_debug_total_cpu_usage_get()

uint32_t aos_debug_total_cpu_usage_get

(

uint32_t

cpuid

)

This function will get the cpuusage for the specified CPU

参数

[in]

cpuid

the cpu id to obtain CPU utilization

返回

cpuusage, the units are 1/10,000

aos_debug_total_cpu_usage_show()

void aos_debug_total_cpu_usage_show

(

void

)

This function will show the statistics for CPU utilization

返回

NULL