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fix the cm3 assemble function issue.

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git-svn-id: https://rt-thread.googlecode.com/svn/trunk@121 bbd45198-f89e-11dd-88c7-29a3b14d5316
This commit is contained in:
bernard.xiong
2009-10-22 23:51:48 +00:00
parent 2f55ad6e89
commit 55263df881
3 changed files with 8 additions and 20 deletions
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7
libcpu/arm/stm32/context_gcc.S
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@@ -32,6 +32,7 @@
* rt_base_t rt_hw_interrupt_disable();
*/
.global rt_hw_interrupt_disable
.type rt_hw_interrupt_disable, %function
rt_hw_interrupt_disable:
MRS r0, PRIMASK
CPSID I
@@ -41,6 +42,7 @@ rt_hw_interrupt_disable:
* void rt_hw_interrupt_enable(rt_base_t level);
*/
.global rt_hw_interrupt_enable
.type rt_hw_interrupt_enable, %function
rt_hw_interrupt_enable:
MSR PRIMASK, r0
BX LR
@@ -51,7 +53,9 @@ rt_hw_interrupt_enable:
* r1 --> to
*/
.global rt_hw_context_switch_interrupt
.type rt_hw_context_switch_interrupt, %function
.global rt_hw_context_switch
.type rt_hw_context_switch, %function
rt_hw_context_switch_interrupt:
rt_hw_context_switch:
@@ -80,6 +84,7 @@ _reswitch:
* psr, pc, lr, r12, r3, r2, r1, r0 are pushed into [from] stack
*/
.global rt_hw_pend_sv
.type rt_hw_pend_sv, %function
rt_hw_pend_sv:
/* disable interrupt to protect context switch */
MRS r2, PRIMASK
@@ -118,6 +123,7 @@ swtich_to_thread:
* r0 --> to
*/
.global rt_hw_context_switch_to
.type rt_hw_context_switch_to, %function
rt_hw_context_switch_to:
LDR r1, =rt_interrupt_to_thread
STR r0, [r1]
@@ -142,6 +148,7 @@ rt_hw_context_switch_to:
/* compatible with old version */
.global rt_hw_interrupt_thread_switch
.type rt_hw_interrupt_thread_switch, %function
rt_hw_interrupt_thread_switch:
BX lr
NOP