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bb6d8c88 SH |
1 | /* |
2 | * include/asm-arm/arch-netx/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 | */ | |
be509729 | 21 | #include <asm/arch/hardware.h> |
bb6d8c88 SH |
22 | |
23 | .macro disable_fiq | |
24 | .endm | |
25 | ||
f80dff9d DW |
26 | .macro get_irqnr_preamble, base, tmp |
27 | .endm | |
28 | ||
29 | .macro arch_ret_to_user, tmp1, tmp2 | |
30 | .endm | |
31 | ||
bb6d8c88 SH |
32 | .macro get_irqnr_and_base, irqnr, irqstat, base, tmp |
33 | mov \base, #io_p2v(0x00100000) | |
34 | add \base, \base, #0x000ff000 | |
35 | ||
36 | ldr \irqstat, [\base, #0] | |
37 | clz \irqnr, \irqstat | |
38 | rsb \irqnr, \irqnr, #31 | |
39 | cmp \irqstat, #0 | |
40 | .endm | |
41 |