linux-vybrid_public/arch/arm/mach-msm/include/mach/entry-macro.S

/* arch/arm/mach-msm7200/include/mach/entry-macro.S
 *
 * Copyright (C) 2007 Google, Inc.
 * Author: Brian Swetland <swetland@google.com>
 *
 * This software is licensed under the terms of the GNU General Public
 * License version 2, as published by the Free Software Foundation, and
 * may be copied, distributed, and modified under those terms.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 */

#include <mach/msm_iomap.h>

 	.macro	disable_fiq
	.endm

	.macro	get_irqnr_preamble, base, tmp
	@ enable imprecise aborts
	cpsie	a
	mov	\base, #MSM_VIC_BASE
	.endm

	.macro	arch_ret_to_user, tmp1, tmp2
	.endm

	.macro	get_irqnr_and_base, irqnr, irqstat, base, tmp
	@ 0xD0 has irq# or old irq# if the irq has been handled
	@ 0xD4 has irq# or -1 if none pending *but* if you just
	@ read 0xD4 you never get the first irq for some reason
	ldr	\irqnr, [\base, #0xD0]
	ldr	\irqnr, [\base, #0xD4]
	cmp	\irqnr, #0xffffffff
	.endm