ucos关于intel8051的移植

ucos关于intel8051的移植:/*
*************************************************
*                                          PC SUPPORT FUNCTIONS
*
*                        (c) Copyright 1992-1998, Jean J. Labrosse, Plantation, FL
*                                           All Rights Reserved
*
* File : PC.C
* By   : Jean J. Labross
*********************************************************
*/

#include "ucos_ii.h"
#include "pc.h"
#include
#include
#include

/*
PC display by KC51 emulation
*/

#define interrupt
#define far xdata
#define MK_FP(s, o)  ((INT8U xdata *)(INT16U)(o))
#define getvect(vect) ((vect=vect),((void*)NULL))
#define setvect(vect, isr) (vect=vect, isr=isr)
int OSTickDOSCtr;

const char code * const code ExitNotice[]=
{
 "Exit program",
 "Program has terminated",
 "Reset the processor to restart the program"
};

bit kbhit() KCREENTRANT;
INT8U getch() KCREENTRANT;

void exit(INT8U ec) KCREENTRANT
{
 static char str[64];
#if OS_CRITICAL_METHOD == 3
    OS_CPU_SR cpu_sr;
#endif

    OS_ENTER_CRITICAL();
 for(;;)