?? os_cpu_c.c.bak
字號:
#define OS_CPU_GLOBALS
#include "..\ucosii\ucos_ii.h"
/*
*******************************************************************************
* 堆棧初始化函數(shù) *
*******************************************************************************
*/
OS_STK *OSTaskStkInit (void (*task)(void *pd), void *p_arg, OS_STK *ptos, INT16U opt)
{
INT16U *top;
opt = opt;
top = (INT16U *)ptos;
top--;
*top = (INT16U)task;
top--;
*top = (INT16U)task; /* Interrupt return pointer */
top--;
*top = (INT16U)0x0008; /* Status register */
top--;
*top = (INT16U)0x0404;
top--;
*top = (INT16U)0x0505;
top--;
*top = (INT16U)0x0606;
top--;
*top = (INT16U)0x0707;
top--;
*top = (INT16U)0x0808;
top--;
*top = (INT16U)0x0909;
top--;
*top = (INT16U)0x1010;
top--;
*top = (INT16U)0x1111;
top--;
*top = (INT16U)p_arg; /* Pass 'p_arg' through register R12 */
top--;
*top = (INT16U)0x1313;
top--;
*top = (INT16U)0x1414;
top--;
*top = (INT16U)0x1515;
return ((OS_STK *)top);
}
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