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Merge pull request #625 from chinesebear/master

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fix loongson 1c启动异常
This commit is contained in:
Bernard Xiong 2016-04-21 21:12:33 +08:00
commit bef87f8aff
1 changed files with 7 additions and 0 deletions
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7
libcpu/mips/loongson_1c/context_gcc.S
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@ -36,7 +36,14 @@ rt_hw_interrupt_disable:
*/ */
.globl rt_hw_interrupt_enable .globl rt_hw_interrupt_enable
rt_hw_interrupt_enable: rt_hw_interrupt_enable:
ori a0, 0x00000800
mtc0 a0, CP0_STATUS mtc0 a0, CP0_STATUS
ehb
mfc0 v0, CP0_CAUSE
ehb
or v1, v0, 0x800000 //EBASE + 0x200
mtc0 v1, CP0_CAUSE
ehb
jr ra jr ra
nop nop