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author | patacongo <patacongo@42af7a65-404d-4744-a932-0658087f49c3> | 2009-05-17 17:18:19 +0000 |
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committer | patacongo <patacongo@42af7a65-404d-4744-a932-0658087f49c3> | 2009-05-17 17:18:19 +0000 |
commit | 0fa834d4332608374852575437d2714f820868c4 (patch) | |
tree | 4e57188abe5ff32b2639ca69314fec94378bed8d /nuttx/arch/arm/include | |
parent | 0368c4fac2539f3a8812f9471e9be74fb7aeb303 (diff) | |
download | px4-nuttx-0fa834d4332608374852575437d2714f820868c4.tar.gz px4-nuttx-0fa834d4332608374852575437d2714f820868c4.tar.bz2 px4-nuttx-0fa834d4332608374852575437d2714f820868c4.zip |
Debug Cortex-M3 interrupts
git-svn-id: svn://svn.code.sf.net/p/nuttx/code/trunk@1787 42af7a65-404d-4744-a932-0658087f49c3
Diffstat (limited to 'nuttx/arch/arm/include')
-rw-r--r-- | nuttx/arch/arm/include/irq_cortexm3.h | 26 |
1 files changed, 19 insertions, 7 deletions
diff --git a/nuttx/arch/arm/include/irq_cortexm3.h b/nuttx/arch/arm/include/irq_cortexm3.h index a6c235811..8c149d1d6 100644 --- a/nuttx/arch/arm/include/irq_cortexm3.h +++ b/nuttx/arch/arm/include/irq_cortexm3.h @@ -178,13 +178,25 @@ static inline void irqrestore(irqstate_t primask) __asm__ __volatile__ ( - "\ttst %0, #1\n" - "\tbne 1f\n" - "\tcpsie i\n" - "1:\n" - : - : "r" (primask) - : "memory"); + "\ttst %0, #1\n" + "\tbne 1f\n" + "\tcpsie i\n" + "1:\n" + : + : "r" (primask) + : "memory"); +} + +/* Get the basepri register */ + +static inline void setbasepri(uint32 basepri) +{ + __asm__ __volatile__ + ( + "\msr basepri, %0\n" + : + : "r" (basepri) + : "memory"); } #endif /* __ASSEMBLY__ */ |