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| author | Sven Schnelle <svens@stackframe.org> | 2012-01-10 12:16:38 +0100 |
|---|---|---|
| committer | Patrick Georgi <patrick@georgi-clan.de> | 2012-01-10 12:54:09 +0100 |
| commit | 784ffb3db694dd2c964d9a4e1c6657a835b2d141 (patch) | |
| tree | 7998d307db61ef6518473518b5a71193153787d1 /src | |
| parent | 8fa2787a0d74c70ca9497abf1483ab9dd223e642 (diff) | |
| download | coreboot-784ffb3db694dd2c964d9a4e1c6657a835b2d141.tar.xz | |
i945: fix tsc udelay()
The comparision is the wrong way round: as long as tsc
is below tsc1, the timeout is not reached
Change-Id: I75de74ef750b5a45be0156efaf10d7239a0b1136
Signed-off-by: Sven Schnelle <svens@stackframe.org>
Reviewed-on: http://review.coreboot.org/530
Tested-by: build bot (Jenkins)
Reviewed-by: Patrick Georgi <patrick@georgi-clan.de>
Diffstat (limited to 'src')
| -rw-r--r-- | src/northbridge/intel/i945/udelay.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/src/northbridge/intel/i945/udelay.c b/src/northbridge/intel/i945/udelay.c index 6b3882bc18..9170335bd5 100644 --- a/src/northbridge/intel/i945/udelay.c +++ b/src/northbridge/intel/i945/udelay.c @@ -78,7 +78,7 @@ void udelay(u32 us) do { tsc = rdtsc(); - } while ((tsc.hi > tsc1.hi) - || ((tsc.hi == tsc1.hi) && (tsc.lo > tsc1.lo))); + } while ((tsc.hi < tsc1.hi) + || ((tsc.hi == tsc1.hi) && (tsc.lo < tsc1.lo))); } |