the following patch was just integrated into master: commit 51837f9dac3cf688a40b6d70ebc56d2f3913c5f4 Author: Paul Menzel paulepanter@users.sourceforge.net Date: Fri May 17 17:25:25 2013 +0200
Intel Sandy Bridge: udelay.c: Change comparison from <= to <
Currently code in `udelay.c` differs between the Intel northbridges GM45, 945 on the one hand and Sandy Bridge on the other hand.
The reason for this is that a wrong comparison > was used.
The following commit
commit 784ffb3db694dd2c964d9a4e1c6657a835b2d141 Author: Sven Schnelle svens@stackframe.org Date: Tue Jan 10 12:16:38 2012 +0100
i945: fix tsc udelay()
Reviewed-on: http://review.coreboot.org/530
fixed the sign from > to <, whereas Stefan Reinauer changed it from > to <= before adding the Sandy Bridge port in the following commit.
commit 00636b0daefc3c499990744226a0e1a316d71731 Author: Stefan Reinauer stefan.reinauer@coreboot.org Date: Wed Apr 4 00:08:51 2012 +0200
Add support for Intel Sandybridge CPU (northbridge part)
Reviewed-on: http://review.coreboot.org/854
As there are no technical reasons for this difference, unify this between the chipsets. See the discussion of the other patch set in Gerrit [1].
[1] http://review.coreboot.org/#/c/3220/1/src/northbridge/intel/i5000/udelay.c
Change-Id: I64f2aa1db114ad2e9f34181c5f3034f6a8414a11 Signed-off-by: Paul Menzel paulepanter@users.sourceforge.net Reviewed-on: http://review.coreboot.org/3259 Tested-by: build bot (Jenkins) Reviewed-by: Nico Huber nico.huber@secunet.com
See http://review.coreboot.org/3259 for details.
-gerrit