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Fix some spell error;

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aozima
2014-07-31 13:53:57 +08:00
parent 07c486413b
commit 2c47f2e683
9 changed files with 36 additions and 36 deletions
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8
libcpu/arm/cortex-m3/context_iar.S
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@@ -81,8 +81,8 @@ _reswitch
STR r1, [r0]
BX LR
; r0 --> swith from thread stack
; r1 --> swith to thread stack
; r0 --> switch from thread stack
; r1 --> switch to thread stack
; psr, pc, lr, r12, r3, r2, r1, r0 are pushed into [from] stack
EXPORT PendSV_Handler
PendSV_Handler:
@@ -102,14 +102,14 @@ PendSV_Handler:
LDR r0, =rt_interrupt_from_thread
LDR r1, [r0]
CBZ r1, swtich_to_thread ; skip register save at the first time
CBZ r1, switch_to_thread ; skip register save at the first time
MRS r1, psp ; get from thread stack pointer
STMFD r1!, {r4 - r11} ; push r4 - r11 register
LDR r0, [r0]
STR r1, [r0] ; update from thread stack pointer
swtich_to_thread
switch_to_thread
LDR r1, =rt_interrupt_to_thread
LDR r1, [r1]
LDR r1, [r1] ; load thread stack pointer