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/arch/arm/mach-netx/include/mach/entry-macro.S

https://github.com/AICP/kernel_asus_grouper
Assembly | 39 lines | 34 code | 5 blank | 0 comment | 2 complexity | 30b233123a823bbc417cde20d738e793 MD5 | raw file
 1/*
 2 * arch/arm/mach-netx/include/mach/entry-macro.S
 3 *
 4 * Low-level IRQ helper macros for Hilscher netX based platforms
 5 *
 6 * Copyright (C) 2005 Sascha Hauer <s.hauer@pengutronix.de>, Pengutronix
 7 *
 8 * This program is free software; you can redistribute it and/or modify
 9 * it under the terms of the GNU General Public License version 2
10 * as published by the Free Software Foundation.
11 *
12 * This program is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
15 * GNU General Public License for more details.
16 *
17 * You should have received a copy of the GNU General Public License
18 * along with this program; if not, write to the Free Software
19 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
20 */
21#include <mach/hardware.h>
22
23		.macro  disable_fiq
24		.endm
25
26		.macro  get_irqnr_preamble, base, tmp
27		ldr	\base, =io_p2v(0x001ff000)
28		.endm
29
30		.macro  arch_ret_to_user, tmp1, tmp2
31		.endm
32
33		.macro  get_irqnr_and_base, irqnr, irqstat, base, tmp
34		ldr	\irqstat, [\base, #0]
35		clz	\irqnr, \irqstat
36		rsb     \irqnr, \irqnr, #31
37		cmp	\irqstat, #0
38		.endm
39