/*
 * Generic interrupt handler for Broadcom MIPS boards
 *
 * Copyright (C) 2013, Broadcom Corporation. All Rights Reserved.
 * 
 * Permission to use, copy, modify, and/or distribute this software for any
 * purpose with or without fee is hereby granted, provided that the above
 * copyright notice and this permission notice appear in all copies.
 * 
 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY
 * SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION
 * OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
 * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
 *
 * $Id: int-handler.S,v 1.2 2011-01-05 20:10:37 $
 */

#include <linux/config.h>

#include <asm/asm.h>
#include <asm/mipsregs.h>
#include <asm/regdef.h>
#include <asm/stackframe.h>

/*
 *	MIPS IRQ	Source
 *      --------        ------
 *             0	Software (ignored)
 *             1        Software (ignored)
 *             2        Combined hardware interrupt (hw0)
 *             3        Hardware
 *             4        Hardware
 *             5        Hardware
 *             6        Hardware
 *             7        R4k timer
 */

	.text
	.section .text.fastpath, "a"
	.set	noreorder
	.set	noat
	.align	5
	NESTED(brcmIRQ, PT_SIZE, sp)
	SAVE_ALL
	CLI
	.set	at
	.set    noreorder

	jal	plat_irq_dispatch
	move	a0, sp

	j	ret_from_irq
	nop

	END(brcmIRQ)