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Ensure only GIE bit is touched in splx_()

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This commit is contained in:
Kévin Roussel 2014-06-19 15:03:48 +02:00
parent 07b170595c
commit 892268d74b
2 changed files with 2 additions and 1 deletions
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cpu/msp430-common/msp430-main.c
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@ -170,6 +170,7 @@ splhigh_(void)
void void
splx_(int sr) splx_(int sr)
{ {
sr &= GIE;
/* If GIE was set, restore it. */ /* If GIE was set, restore it. */
asmv("bis %0, r2" : : "r"(sr)); asmv("bis %0, r2" : : "r"(sr));
asmv("nop"); asmv("nop");