/* * linux/arch/m32r/kernel/irq.c * * Copyright (c) 2003, 2004 Hitoshi Yamamoto * Copyright (c) 2004 Hirokazu Takata <takata at linux-m32r.org> */ /* * linux/arch/i386/kernel/irq.c * * Copyright (C) 1992, 1998 Linus Torvalds, Ingo Molnar * * This file contains the lowest level m32r-specific interrupt * entry and irq statistics code. All the remaining irq logic is * done by the generic kernel/irq/ code and in the * m32r-specific irq controller code. */ #include <linux/kernel_stat.h> #include <linux/interrupt.h> #include <linux/module.h> #include <asm/uaccess.h> /* * do_IRQ handles all normal device IRQs (the special * SMP cross-CPU interrupts have their own specific * handlers). */ asmlinkage unsigned int do_IRQ(int irq, struct pt_regs *regs) { struct pt_regs *old_regs; old_regs = set_irq_regs(regs); irq_enter(); #ifdef CONFIG_DEBUG_STACKOVERFLOW /* FIXME M32R */ #endif generic_handle_irq(irq); irq_exit(); set_irq_regs(old_regs); return 1; }