globals.h

用于汇编领域的,运用于OS的MAIN函数.基于硬件基础的源代码

#define NULL 0
/* idt.c */
//extern idt_selector_t __idt[IDT_ENTRIES];
//extern idtr_t __idtr;

/* entry.s */
extern unsigned long divide_error;
extern unsigned long system_call;
extern unsigned long ret_from_fork;
extern unsigned long dummy_interrupt_handler;

/* timer.c */
extern unsigned long systick;

/* idt.c */
extern void set_intr_gate(unsigned int irq, void *addr);
extern void do_divide_error(void);

/* timer.c */
extern void timer_handler(void);
extern void init_timer(void);

/* kbd.c */
extern void kbd_handler(void);
extern void init_kbd(void);

/* floppy.c */
extern void floppy_handler(void);
extern void init_floppy(void);