Merge branch 'x86-cpu-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git...
[linux-2.6.git] / arch / arm / mach-netx / include / mach / entry-macro.S
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