os_cpu.h

ucosii c源码

/*******************************************************************
							数据类型
							编译器相关
********************************************************************/
#ifdef OS_CPU_GLOBALS
#define OS_CPU_EXT
#else
#define	OS_CPU_EXT	extern
#endif


//数据类型（编译器相关）


typedef unsigned char BOOLEAN;
typedef unsigned char INT8U;
typedef signed char INT8S;
typedef unsigned int INT16U;
typedef signed int INT16S;
typedef unsigned long INT32U;
typedef signed long INT32S;
typedef float FP32;
typedef double FP64;

typedef unsigned char OS_STK;


#define BYTE INT8S
#define UBYTE INT8U
#define WORD INT16S
#define UWORD INT16U
#define LONG  INT32S
#define ULONG INT32U


//cpu相关代码8051（大模式）

#define OS_ENTER_CRITICAL()	EA=0
#define OS_EXT_CRITICAL()	EA=1

#define OS_STK_GROWTH	0

#define OS_TASK_SW()	OSCtxSW()