1/*
2 * Low-level IRQ helper macros for Freescale STMP37XX
3 *
4 * Embedded Alley Solutions, Inc <source@embeddedalley.com>
5 *
6 * Copyright 2008 Freescale Semiconductor, Inc. All Rights Reserved.
7 * Copyright 2008 Embedded Alley Solutions, Inc All Rights Reserved.
8 */
9
10/*
11 * The code contained herein is licensed under the GNU General Public
12 * License. You may obtain a copy of the GNU General Public License
13 * Version 2 or later at the following locations:
14 *
15 * http://www.opensource.org/licenses/gpl-license.html
16 * http://www.gnu.org/copyleft/gpl.html
17 */
18
19		.macro	disable_fiq
20		.endm
21
22		.macro	get_irqnr_and_base, irqnr, irqstat, base, tmp
23
24	        mov	\base, #0xf0000000	@ vm address of IRQ controller
25		ldr	\irqnr, [\base, #0x30]	@ HW_ICOLL_STAT
26		cmp	\irqnr, #0x3f
27		movne	\irqstat, #0		@ Ack this IRQ
28		strne	\irqstat, [\base, #0x00]@ HW_ICOLL_VECTOR
29		moveqs	\irqnr, #0		@ Zero flag set for no IRQ
30
31		.endm
32
33                .macro  get_irqnr_preamble, base, tmp
34                .endm
35
36                .macro  arch_ret_to_user, tmp1, tmp2
37                .endm
38