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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>
This commit is contained in:
Sven Schnelle 2012-01-10 12:16:38 +01:00 committed by Patrick Georgi
parent 8fa2787a0d
commit 784ffb3db6
1 changed files with 2 additions and 2 deletions
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4
src/northbridge/intel/i945/udelay.c
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@ -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)));
}