Mirrors_Framework/nuttx
1
0
Fork 0
mirror of https://github.com/apache/nuttx.git synced 2026-06-02 01:21:26 +08:00
Code Issues Actions 2 Packages Projects Releases Wiki Activity

Fix Cortex-M0 assembly error when the interrupt stack is enabled

Browse Source
This commit is contained in:
Alan Carvalho de Assis
2015-06-30 08:41:47 -06:00
committed by Gregory Nutt
parent 567b4ff6a4
commit a5eb02e2d0
1 changed files with 2 additions and 1 deletions
Download Patch File Download Diff File Expand all files Collapse all files
arch/arm/src/armv6-m/up_exception.S
+2 -1
View File
@@ -152,7 +152,8 @@ exception_common:
*/ */
#if CONFIG_ARCH_INTERRUPTSTACK > 3 #if CONFIG_ARCH_INTERRUPTSTACK > 3
ldr sp, =g_intstackbase ldr r7, =g_intstackbase /* R7=Base of the interrupt stack */
mov sp, r7 /* Set the new stack point */
push {r1} /* Save the MSP on the interrupt stack */ push {r1} /* Save the MSP on the interrupt stack */
bl up_doirq /* R0=IRQ, R1=register save area on stack */ bl up_doirq /* R0=IRQ, R1=register save area on stack */
pop {r1} /* Recover R1=main stack pointer */ pop {r1} /* Recover R1=main stack pointer */