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| author | Patrick Georgi <pgeorgi@google.com> | 2014-11-24 22:15:09 +0100 |
|---|---|---|
| committer | Patrick Georgi <pgeorgi@google.com> | 2014-11-30 12:20:03 +0100 |
| commit | 5f967492e351ea6bc473a6d192fe4e2aafc00b1e (patch) | |
| tree | 133f4b87931f3a130f4f1d9531ad627de2a42ad9 | |
| parent | 4a145052a3d6cbe89f779fbc317fff8ca3f76601 (diff) | |
| download | coreboot-5f967492e351ea6bc473a6d192fe4e2aafc00b1e.tar.xz | |
intel/sandybridge: make sure to stay in HLT until reboot
It also tells the compiler that we never leave here.
Change-Id: I824569efd46b577588387b29fc7781abf8c42385
Found-by: Coverity Scan
Signed-off-by: Patrick Georgi <patrick@georgi-clan.de>
Reviewed-on: http://review.coreboot.org/7579
Reviewed-by: Paul Menzel <paulepanter@users.sourceforge.net>
Tested-by: build bot (Jenkins)
Reviewed-by: Edward O'Callaghan <eocallaghan@alterapraxis.com>
| -rw-r--r-- | src/northbridge/intel/sandybridge/raminit_native.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/src/northbridge/intel/sandybridge/raminit_native.c b/src/northbridge/intel/sandybridge/raminit_native.c index 5c1af4452f..9de39c6768 100644 --- a/src/northbridge/intel/sandybridge/raminit_native.c +++ b/src/northbridge/intel/sandybridge/raminit_native.c @@ -3751,7 +3751,9 @@ void init_dram_ddr3(spd_raw_data * spds, int mobile, int min_tck, if (!mrc_cache || mrc_cache->mrc_data_size < sizeof (ctrl)) { /* Failed S3 resume, reset to come up cleanly */ outb(0x6, 0xcf9); - hlt(); + while (1) { + hlt(); + } } memcpy(&ctrl, mrc_cache->mrc_data, sizeof (ctrl)); } |