linux/linux-5.18.11/arch/microblaze/kernel/irq.c

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2024-03-22 18:12:32 +00:00
/*
* Copyright (C) 2007-2009 Michal Simek <monstr@monstr.eu>
* Copyright (C) 2007-2009 PetaLogix
* Copyright (C) 2006 Atmark Techno, Inc.
*
* 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.
*/
#include <linux/init.h>
#include <linux/ftrace.h>
#include <linux/kernel.h>
#include <linux/hardirq.h>
#include <linux/interrupt.h>
#include <linux/irqflags.h>
#include <linux/seq_file.h>
#include <linux/kernel_stat.h>
#include <linux/irq.h>
#include <linux/irqchip.h>
#include <linux/of_irq.h>
void __irq_entry do_IRQ(struct pt_regs *regs)
{
struct pt_regs *old_regs = set_irq_regs(regs);
trace_hardirqs_off();
irq_enter();
handle_arch_irq(regs);
irq_exit();
set_irq_regs(old_regs);
trace_hardirqs_on();
}
void __init init_IRQ(void)
{
/* process the entire interrupt tree in one go */
irqchip_init();
}