diff options
author | Wolfgang Denk <wd@pollux.denx.de> | 2006-10-24 17:08:31 +0200 |
---|---|---|
committer | Wolfgang Denk <wd@pollux.denx.de> | 2006-10-24 17:08:31 +0200 |
commit | d97370feca2a589dad42154577bb4615a0347852 (patch) | |
tree | 5a3f85d24e07425977b7019017ae1615c0f12ce7 /lib_avr32/interrupts.c | |
parent | 9fa48022e5883a0826a98979c0156f6ac5a0ef79 (diff) | |
parent | 47a6989c10685d2ab3efcf95228ce50d2a496d3e (diff) | |
download | u-boot-imx-d97370feca2a589dad42154577bb4615a0347852.zip u-boot-imx-d97370feca2a589dad42154577bb4615a0347852.tar.gz u-boot-imx-d97370feca2a589dad42154577bb4615a0347852.tar.bz2 |
Merge with /home/wd/git/u-boot/master
(Conflicts between Jon Loeliger's and Matthew McClintock's tree
were resolved by in favour of Jon's version.)
Diffstat (limited to 'lib_avr32/interrupts.c')
-rw-r--r-- | lib_avr32/interrupts.c | 39 |
1 files changed, 39 insertions, 0 deletions
diff --git a/lib_avr32/interrupts.c b/lib_avr32/interrupts.c new file mode 100644 index 0000000..ce538f3 --- /dev/null +++ b/lib_avr32/interrupts.c @@ -0,0 +1,39 @@ +/* + * Copyright (C) 2006 Atmel Corporation + * + * See file CREDITS for list of people who contributed to this + * project. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; either version 2 of + * the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, + * MA 02111-1307 USA + */ +#include <common.h> + +#include <asm/sysreg.h> + +void enable_interrupts(void) +{ + asm volatile("csrf %0" : : "n"(SYSREG_GM_OFFSET)); +} + +int disable_interrupts(void) +{ + unsigned long sr; + + sr = sysreg_read(SR); + asm volatile("ssrf %0" : : "n"(SYSREG_GM_OFFSET)); + + return SYSREG_BFEXT(GM, sr); +} |