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| author | gdisirio <gdisirio@35acf78f-673a-0410-8e92-d51de3d6d3f4> | 2008-04-17 14:44:21 +0000 |
|---|---|---|
| committer | gdisirio <gdisirio@35acf78f-673a-0410-8e92-d51de3d6d3f4> | 2008-04-17 14:44:21 +0000 |
| commit | e6ee866d8a37842faa3e9a99e3c3b4935ba28bf0 (patch) | |
| tree | dc82d66d299eaca6b4c3166ccc2e0d986cdabcd1 /ports/ARMCM3/chcore.h | |
| parent | 4e914e72d86c226b8d9674cb05675d549bee89e8 (diff) | |
| download | ChibiOS-e6ee866d8a37842faa3e9a99e3c3b4935ba28bf0.tar.gz ChibiOS-e6ee866d8a37842faa3e9a99e3c3b4935ba28bf0.tar.bz2 ChibiOS-e6ee866d8a37842faa3e9a99e3c3b4935ba28bf0.zip | |
git-svn-id: svn://svn.code.sf.net/p/chibios/svn/trunk@268 35acf78f-673a-0410-8e92-d51de3d6d3f4
Diffstat (limited to 'ports/ARMCM3/chcore.h')
| -rw-r--r-- | ports/ARMCM3/chcore.h | 16 |
1 files changed, 8 insertions, 8 deletions
diff --git a/ports/ARMCM3/chcore.h b/ports/ARMCM3/chcore.h index e9fc693e0..6c80fdc09 100644 --- a/ports/ARMCM3/chcore.h +++ b/ports/ARMCM3/chcore.h @@ -78,16 +78,16 @@ typedef struct { }
#define chSysLock() { \
- asm volatile ("push {r12}"); \
- asm volatile ("mov r12, #0x10"); \
- asm volatile ("msr BASEPRI, r12"); \
- asm volatile ("pop {r12}"); \
+ asm volatile ("push {r3}"); \
+ asm volatile ("movs r3, #0x10"); \
+ asm volatile ("msr BASEPRI, r3"); \
+ asm volatile ("pop {r3}"); \
}
#define chSysUnlock() { \
- asm volatile ("push {r12}"); \
- asm volatile ("mov r12, #0"); \
- asm volatile ("msr BASEPRI, r12"); \
- asm volatile ("pop {r12}"); \
+ asm volatile ("push {r3}"); \
+ asm volatile ("movs r3, #0"); \
+ asm volatile ("msr BASEPRI, r3"); \
+ asm volatile ("pop {r3}"); \
}
#define INT_REQUIRED_STACK 0
|