os_cpu_c.c

来自「nec平台下的ucos版本」· C语言 代码 · 共 71 行

#include "includes.h"


OS_STK*  OSTaskStkInit (void (*task)(void *pd), void *pdata, OS_STK *ptos, INT16U opt)
{
    INT8U *stk;

    opt    = opt;                                     /* 'opt' is not used, prevent warning            */
    stk    = ptos;
    *stk-- = 0;                                       /* Task start adress,indeed it is not important  */
    *stk-- = 0;                                      
    *stk-- = 0x82;                                    /* PSW                                           */
    *stk-- = (INT8U)((INT16U)(task) >> 8 );           /* Interrupt Return Adress                       */
    *stk-- = (INT8U)((INT16U)task);
    *stk-- = 0x11;                                    /* RP0                                           */
    *stk-- = 0x22;
    *stk-- = 0x33;                                    /* RP1                                           */
    *stk-- = 0x44;
    *stk-- = 0x55;                                    /* RP2                                           */
    *stk-- = 0x66;
    *stk-- = 0x77;                                    /* RP3                                           */
    *stk   = 0x88;
    return (stk);
}

void OSTaskCreateHook(OS_TCB *ptcb)
{
    
}

void OSTaskDelHook(OS_TCB *ptcb)
{
    
}

void OSTaskSwHook(void)
{
    
}

void OSTaskStatHook(void)
{
    
}

void OSTimeTickHook(void)
{

}

void OSInitHookBegin(void)
{
    
}

void OSInitHookEnd(void)
{

}

void OSTaskIdleHook(void)
{

}

void  OSTCBInitHook(OS_TCB  *ptcb)
{

}