]>
Commit | Line | Data |
---|---|---|
7b64fef3 WD |
1 | /* |
2 | * Copyright (C) 2006 Atmel Corporation | |
3 | * | |
4 | * See file CREDITS for list of people who contributed to this | |
5 | * project. | |
6 | * | |
7 | * This program is free software; you can redistribute it and/or | |
8 | * modify it under the terms of the GNU General Public License as | |
9 | * published by the Free Software Foundation; either version 2 of | |
10 | * the License, or (at your option) any later version. | |
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, | |
20 | * MA 02111-1307 USA | |
21 | */ | |
22 | #include <common.h> | |
23 | ||
24 | #include <asm/sysreg.h> | |
25 | ||
26 | void enable_interrupts(void) | |
27 | { | |
28 | asm volatile("csrf %0" : : "n"(SYSREG_GM_OFFSET)); | |
29 | } | |
30 | ||
31 | int disable_interrupts(void) | |
32 | { | |
33 | unsigned long sr; | |
34 | ||
35 | sr = sysreg_read(SR); | |
36 | asm volatile("ssrf %0" : : "n"(SYSREG_GM_OFFSET)); | |
37 | ||
df9c25ea | 38 | return !SYSREG_BFEXT(GM, sr); |
7b64fef3 | 39 | } |