Commit | Line | Data |
---|---|---|
289569f9 SG |
1 | /* |
2 | * Low-level IRQ helper macros for Freescale MXS-based | |
3 | * | |
4 | * Copyright (C) 2009-2010 Freescale Semiconductor, Inc. All Rights Reserved. | |
5 | * | |
6 | * This program is free software; you can redistribute it and/or modify | |
7 | * it under the terms of the GNU General Public License as published by | |
8 | * the Free Software Foundation; either version 2 of the License, or | |
9 | * (at your option) any later version. | |
10 | * | |
11 | * This program is distributed in the hope that it will be useful, | |
12 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
13 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
14 | * GNU General Public License for more details. | |
15 | * | |
16 | * You should have received a copy of the GNU General Public License along | |
17 | * with this program; if not, write to the Free Software Foundation, Inc., | |
18 | * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. | |
19 | */ | |
20 | ||
21 | #include <mach/mxs.h> | |
22 | ||
23 | #define MXS_ICOLL_VBASE MXS_IO_ADDRESS(MXS_ICOLL_BASE_ADDR) | |
24 | #define HW_ICOLL_STAT_OFFSET 0x70 | |
25 | ||
289569f9 SG |
26 | .macro get_irqnr_and_base, irqnr, irqstat, base, tmp |
27 | ldr \irqnr, [\base, #HW_ICOLL_STAT_OFFSET] | |
28 | cmp \irqnr, #0x7F | |
29 | strne \irqnr, [\base] | |
30 | moveqs \irqnr, #0 | |
31 | .endm | |
32 | ||
33 | .macro get_irqnr_preamble, base, tmp | |
34 | ldr \base, =MXS_ICOLL_VBASE | |
35 | .endm |