summaryrefslogtreecommitdiff
path: root/arch
diff options
context:
space:
mode:
authorMichal Simek <monstr@monstr.eu>2010-12-21 08:30:39 +0100
committerMichal Simek <monstr@monstr.eu>2011-01-10 08:52:32 +0100
commit68e99e54e9e3e0c1b3b45929dc94c26932b851d5 (patch)
tree6e2a55393cba9dd30def08135fd6adfe8936e7cd /arch
parent89c95f0cd3f8140f3b8a82a22a6a144c148d09c6 (diff)
downloadu-boot-imx-68e99e54e9e3e0c1b3b45929dc94c26932b851d5.zip
u-boot-imx-68e99e54e9e3e0c1b3b45929dc94c26932b851d5.tar.gz
u-boot-imx-68e99e54e9e3e0c1b3b45929dc94c26932b851d5.tar.bz2
microblaze: Disabling interrupt should return 1 if was enabled
Microblaze implement enable/disable interrupts through MSR that's why disable_interrupts function should return 1 when interrupt was enabled. Return 0 when interrupt was disabled. Signed-off-by: John Linn <john.linn@xilinx.com> Signed-off-by: Michal Simek <monstr@monstr.eu> Acked-by: Wolfgang Denk <wd@denx.de>
Diffstat (limited to 'arch')
-rw-r--r--arch/microblaze/cpu/interrupts.c5
1 files changed, 4 insertions, 1 deletions
diff --git a/arch/microblaze/cpu/interrupts.c b/arch/microblaze/cpu/interrupts.c
index e9d53c1..5a13211 100644
--- a/arch/microblaze/cpu/interrupts.c
+++ b/arch/microblaze/cpu/interrupts.c
@@ -41,8 +41,11 @@ void enable_interrupts (void)
int disable_interrupts (void)
{
+ unsigned int msr;
+
+ MFS(msr, rmsr);
MSRCLR(0x2);
- return 0;
+ return (msr & 0x2) != 0;
}
#ifdef CONFIG_SYS_INTC_0