nehalem/raminit: Add decorations to specify that empty loop is intended so.
Change-Id: I6a05683daa6105e26017d1abf45881a9ef93ea30
Signed-off-by: Vladimir Serbinenko <phcoder@gmail.com>
Reviewed-on: http://review.coreboot.org/7683
Reviewed-by: Edward O'Callaghan <eocallaghan@alterapraxis.com>
Tested-by: build bot (Jenkins)
diff --git a/src/northbridge/intel/nehalem/raminit.c b/src/northbridge/intel/nehalem/raminit.c
index fb82484..9ca98d5 100644
--- a/src/northbridge/intel/nehalem/raminit.c
+++ b/src/northbridge/intel/nehalem/raminit.c
@@ -4571,7 +4571,9 @@
write_mchbar32(0x140, read_mchbar32(0x140) & ~0x07000000);
write_mchbar32(0x138, read_mchbar32(0x138) & ~0x07000000);
write_mchbar32(0x130, 0x31111301);
- while (read_mchbar32(0x130) & 1) ;
+ /* Wait until REG130b0 is 1. */
+ while (read_mchbar32(0x130) & 1)
+ ;
{
u32 t;