irq.c

来自「优龙2410linux2.6.8内核源代码」· C语言 代码 · 共 38 行

/*
 * This file is subject to the terms and conditions of the GNU General Public
 * License.  See the file "COPYING" in the main directory of this archive
 * for more details.
 *
 * Code to handle x86 style IRQs plus some generic interrupt stuff.
 *
 * Copyright (C) 1992 Linus Torvalds
 * Copyright (C) 1994 - 2000 Ralf Baechle
 */
#include <linux/config.h>
#include <linux/init.h>
#include <linux/interrupt.h>
#include <asm/mipsregs.h>
#include <asm/system.h>
#include <asm/gdb-stub.h>

void __init init_IRQ(void)
{
	extern void hpIRQ(void);
	extern void mips_cpu_irq_init(u32 base);
	mips_cpu_irq_init(0);
	set_except_vector(0, hpIRQ);

#ifdef CONFIG_KGDB
	{
		extern void breakpoint(void);
		extern int remote_debug;

		if (remote_debug) {
			set_debug_traps();
			breakpoint();
		}
	}
#endif

}