z80.h

ucos在z80上的移植

/*
*********************************************************************************************************
*                                                uC/OS
*                        Microcomputer Real-Time Multitasking Operating System
*
*                         (c) Copyright 1994, Jean J. Labrosse, Plantation, FL
*                                          All Rights Reserved
*
*                                           Z-80 Specific code
*
* File : Z80.H
* By   : Jean J. Labrosse
*********************************************************************************************************
*/

/*
*********************************************************************************************************
*                                              CONSTANTS
*********************************************************************************************************
*/

#define  FALSE    0
#define  TRUE     1

/*
*********************************************************************************************************
*                                                MACROS
*********************************************************************************************************
*/

#define  OS_ENTER_CRITICAL()  asm  DI
#define  OS_EXIT_CRITICAL()   asm  EI
#define  OS_TASK_SW()         OSCtxSw()

/*
*********************************************************************************************************
*                                              DATA TYPES
*********************************************************************************************************
*/

typedef unsigned char  BOOLEAN;
typedef unsigned char  UBYTE;                    /* Unsigned  8 bit quantity                           */
typedef signed   char  BYTE;                     /* Signed    8 bit quantity                           */
typedef unsigned int   UWORD;                    /* Unsigned 16 bit quantity                           */
typedef signed   int   WORD;                     /* Signed   16 bit quantity                           */
typedef unsigned long  ULONG;                    /* Unsigned 32 bit quantity                           */
typedef signed   long  LONG;                     /* Signed   32 bit quantity                           */