diff options
Diffstat (limited to 'arch/arm/cpu')
| -rw-r--r-- | arch/arm/cpu/pxa/start.S | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/arch/arm/cpu/pxa/start.S b/arch/arm/cpu/pxa/start.S index 63ab0c5..3989fa6 100644 --- a/arch/arm/cpu/pxa/start.S +++ b/arch/arm/cpu/pxa/start.S @@ -140,7 +140,10 @@ stack_setup: #ifdef CONFIG_USE_IRQ sub r0, r0, #(CONFIG_STACKSIZE_IRQ+CONFIG_STACKSIZE_FIQ) #endif /* CONFIG_USE_IRQ */ - sub sp, r0, #12 /* leave 3 words for abort-stack */ + sub r0, r0, #12 /* leave 3 words for abort-stack */ + bic sp, r0, #7 /* NOTE: stack MUST be aligned to */ + /* 8 bytes in case we want to use */ + /* 64bit datatypes (eg. VSPRINTF64) */ clear_bss: ldr r0, _bss_start /* find start of bss segment */ |