ssp_except.c

abstract rtos

#ifdef __cplusplus
extern "C"{
#endif

#include "syscfg.h"
#if( AOS_INCLUDE_SSP_KER_EXCEPTION == TRUE )
#include "sys/sys_pub.h"
#include "aos.h"
#include "ssp_event.h"
#include "ssp_task.h"
#include "ssp_except.h"
#if( CONFIG_BOARD_GMPU == TRUE )
#include "db_pub.h"
#endif
#if (AOS_INCLUDE_SERVICE_SDFS_FTPS == TRUE)
#include "files_pub.h"
#endif


EXCEPTION_BUF_S *g_pException = NULL;
U32 g_ulSystemRestartTaskId;

#if ( _CPU_ARM )
extern VOID ssp_except_handle(U32 ulTask,U32 ulVecNum,ESF *pEsf);
#elif ( _CPU_MIPS )
extern VOID ssp_except_handle(U32 ulTask,U32 ulVecNum,ESFMIPS *pEsf);
#elif( _CPU_PPC )
extern VOID ssp_except_handle(U32 ulTask,U32 ulVecNum,ESFPPC *pEsf);
#endif
VOID system_restart_task();








U32 m_except_init()
{
    g_ulSystemRestartTaskId = U32_BUTT;
    if(g_pException->m_ulInitFlag != EXCEPTION_INIT_FLAG)
    {
        aos_memzero((VOID *)g_pException,sizeof(EXCEPTION_BUF_S));
        g_pException->m_ulInitFlag = EXCEPTION_INIT_FLAG;
        g_pException->m_ulIndex    = EXCEPTION_RECORD_NUM - 1;
        g_pException->m_ulCounter  = 0;
    }
    else
    {
        if(g_pException->m_ulCounter > EXCEPTION_RECORD_NUM)
        {
            if(g_pException->m_ulIndex >= EXCEPTION_RECORD_NUM)
            {
                g_pException->m_ulCounter = 0;
                g_pException->m_ulIndex   = EXCEPTION_RECORD_NUM - 1;
            }
        }
        else if(g_pException->m_ulIndex >= g_pException->m_ulCounter)
        {
            g_pException->m_ulIndex    = EXCEPTION_RECORD_NUM - 1;
            g_pException->m_ulCounter  = 0;
        }
    }
#if( CONFIG_OS_VXWORKS == TRUE )
    excHookAdd((FUNCPTR)ssp_except_handle);
#endif
    return AOS_SUCC;
}

U32 m_system_restart_task_init()
{
#if( CONFIG_BOARD_GMPU == TRUE || CONFIG_BOARD_EIA == TRUE )    
    return aos_task_create( "restart", 
                            2000, 
                            TASK_PRIO_HIGHEST,
                            AOS_TASK_NOPREEMPT,
                            (VOID(*)(VOID*))system_restart_task,
                            0,
                            &g_ulSystemRestartTaskId );
#else
    return AOS_SUCC;
#endif
}


VOID system_restart_task()
{
    U32 event,cnt;
    
    for(;;)
    {
        aos_event_wait( U32_BUTT, AOS_WAIT_ANY, 0, &event );
        cnt = 0;
        for( ;; )
        {
            if( flash_is_writing() )
            {
                aos_task_delay( 500 );
                continue;
            }

#if( CONFIG_BOARD_GMPU == TRUE )
            if( !db_can_reset() )
            {
                db_backup_table_to_flash();
                aos_task_delay( 500 );
                continue;
            }
        #if (AOS_INCLUDE_SERVICE_BILL == TRUE)
            if( bill_pool_bill_num() )
            {
                cnt++;
                if( cnt>= 100 ) 
                {
                    AOS_ASSERT(0);
                    drv_cpu_reset();
                    break;
                }
                aos_task_delay( 500 );
                continue;
            }
        #endif
		#if (AOS_INCLUDE_SERVICE_SDFS_FTPS == TRUE)
			if( !files_can_reset() )
			{
				files_stop_service();
                aos_task_delay( 500 );
                continue;				
			}
		#endif        
#endif
            drv_cpu_reset();
        }
    }
}


#if( CONFIG_OS_VXWORKS == TRUE )

#if ( _CPU_ARM )
#include "ssp_except_arm.c"
#elif ( _CPU_MIPS )
#include "ssp_except_mips.c"
#elif( _CPU_PPC )
#include "ssp_except_ppc.c"
#endif

#endif

#endif

#ifdef __cplusplus
}
#endif