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-rw-r--r--post/lib_ppc/cr.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/post/lib_ppc/cr.c b/post/lib_ppc/cr.c
index 0bd9e748f2..2c7976ac31 100644
--- a/post/lib_ppc/cr.c
+++ b/post/lib_ppc/cr.c
@@ -248,6 +248,7 @@ int cpu_post_test_cr (void)
int ret = 0;
unsigned int i;
unsigned long cr_sav;
+ int flag = disable_interrupts();
asm ( "mfcr %0" : "=r" (cr_sav) : );
@@ -347,6 +348,9 @@ int cpu_post_test_cr (void)
asm ( "mtcr %0" : : "r" (cr_sav));
+ if (flag)
+ enable_interrupts();
+
return ret;
}