const.h

参照MINIX3写的操作系统 用GCC+NASM+BOCHS开发

#ifndef _TINIX_CONST_H_
#define _TINIX_CONST_H_

#define PUBLIC 
#define PRIVATE static 
#define FALSE 0
#define TRUE 1
#define NULL 0
#define GDT_SIZE 128
#define IDT_SIZE 256
#define NR_IRQ 16
//8259A端口号
#define INT_M_CTL 0x20
#define INT_M_CTLMASK 0x21
#define INT_S_CTL 0xA0
#define INT_S_CTLMASK 0xA1


#endif //_TINIX_CONST_H