[OpenBIOS] r643 - cpu/x86/pc/olpc
svn at openbios.org
svn at openbios.org
Fri Sep 28 03:15:28 CEST 2007
Author: wmb
Date: 2007-09-28 03:15:27 +0200 (Fri, 28 Sep 2007)
New Revision: 643
Modified:
cpu/x86/pc/olpc/resume.bth
Log:
svn 640 for resume.bth was pessimistic - the SMBUS clock rate was
10 kHz instead of the correct 100 kHz.
Modified: cpu/x86/pc/olpc/resume.bth
===================================================================
--- cpu/x86/pc/olpc/resume.bth 2007-09-27 23:30:15 UTC (rev 642)
+++ cpu/x86/pc/olpc/resume.bth 2007-09-28 01:15:27 UTC (rev 643)
@@ -352,14 +352,14 @@
8 # cx mov \ Generate 8 low pulses on SMB_CLOCK
begin
- \ 50 uS delay (slightly longer for GX)
- rdtsc ax bx mov d# 50 d# 500 * # bx add
+ \ 5 uS delay (slightly longer for GX)
+ rdtsc ax bx mov d# 5 d# 500 * # bx add
begin rdtsc bx ax sub 0>= until
h# 40000000 # ax mov ax dx out \ Clear SMB_CLOCK
\ 50 uS delay (slightly longer for GX)
- rdtsc ax bx mov d# 50 d# 500 * # bx add
+ rdtsc ax bx mov d# 5 d# 500 * # bx add
begin rdtsc bx ax sub 0>= until
h# 4000 # ax mov ax dx out \ Set SMB_CLOCK
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