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| author | patacongo <patacongo@42af7a65-404d-4744-a932-0658087f49c3> | 2010-07-16 02:58:42 +0000 |
|---|---|---|
| committer | patacongo <patacongo@42af7a65-404d-4744-a932-0658087f49c3> | 2010-07-16 02:58:42 +0000 |
| commit | 95fe0a934a62bc199c8f2e2cd89fc206318e9dc6 (patch) | |
| tree | 118129e253805a8c6cc510bfd10fdbec0db2ec37 /nuttx/arch/arm/src/sam3u | |
| parent | 5531e1a0c67e9cde0fc3da6b3d0ec1ea0716d2bc (diff) | |
| download | px4-nuttx-95fe0a934a62bc199c8f2e2cd89fc206318e9dc6.tar.gz px4-nuttx-95fe0a934a62bc199c8f2e2cd89fc206318e9dc6.tar.bz2 px4-nuttx-95fe0a934a62bc199c8f2e2cd89fc206318e9dc6.zip | |
Fix interrupt stack compilation problem
git-svn-id: svn://svn.code.sf.net/p/nuttx/code/trunk@2804 42af7a65-404d-4744-a932-0658087f49c3
Diffstat (limited to 'nuttx/arch/arm/src/sam3u')
| -rwxr-xr-x | nuttx/arch/arm/src/sam3u/sam3u_vectors.S | 7 |
1 files changed, 4 insertions, 3 deletions
diff --git a/nuttx/arch/arm/src/sam3u/sam3u_vectors.S b/nuttx/arch/arm/src/sam3u/sam3u_vectors.S index 4941fb33c..efa7e0a55 100755 --- a/nuttx/arch/arm/src/sam3u/sam3u_vectors.S +++ b/nuttx/arch/arm/src/sam3u/sam3u_vectors.S @@ -247,7 +247,7 @@ sam3u_common: */
#ifdef CONFIG_ARCH_INTERRUPTSTACK
- ld sp, #up_interruptstack_base
+ ldr sp, =g_intstackbase
str r1, [sp, #-4]! /* Save the MSP on the interrupt stack */
bl up_doirq /* R0=IRQ, R1=register save (msp) */
ldr r1, [sp, #+4]! /* Recover R1=main stack pointer */
@@ -301,7 +301,7 @@ sam3u_common: .size handlers, .-handlers
/************************************************************************************************
- * Name: up_interruptstack/g_userstack
+ * Name: up_interruptstack/g_intstackbase
*
* Description:
* Shouldn't happen
@@ -310,10 +310,11 @@ sam3u_common: #if CONFIG_ARCH_INTERRUPTSTACK > 3
.bss
+ .global g_intstackbase
.align 4
up_interruptstack:
.skip (CONFIG_ARCH_INTERRUPTSTACK & ~3)
-up_interruptstack_base:
+g_intstackbase:
.size up_interruptstack, .-up_interruptstack
#endif
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