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authorVladimir Serbinenko <phcoder@gmail.com>2014-12-07 13:05:44 +0100
committerVladimir Serbinenko <phcoder@gmail.com>2014-12-07 14:01:43 +0100
commit25fc532838f55938b59ad4337990c487ac663cc7 (patch)
tree2c298c54a8fbb30a847be2ce72179311c4f41041 /src/northbridge/intel
parent8e688b3d742ff02eeac1e109e0400264cb20175f (diff)
downloadcoreboot-25fc532838f55938b59ad4337990c487ac663cc7.tar.xz
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)
Diffstat (limited to 'src/northbridge/intel')
-rw-r--r--src/northbridge/intel/nehalem/raminit.c4
1 files changed, 3 insertions, 1 deletions
diff --git a/src/northbridge/intel/nehalem/raminit.c b/src/northbridge/intel/nehalem/raminit.c
index fb82484444..9ca98d5a2c 100644
--- a/src/northbridge/intel/nehalem/raminit.c
+++ b/src/northbridge/intel/nehalem/raminit.c
@@ -4571,7 +4571,9 @@ void raminit(const int s3resume, const u8 *spd_addrmap)
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;