Trying to freeze and failing ...
Andrew Ip
aip at cwlinux.com
Tue Jun 24 00:44:01 CEST 2003
Hi,
> Can anyone who has built a k7sem recently verify that the 'FIXED MTRR set
> to UC' code is not fouling up the K7sem?
The problem is confirmed, and it is related to enabling ecc in msr.
If you comment the code, you should be fine. I guess we need better
mechanism to enable or disable in config file.
--- freebios/src/cpu/k7/cpufixup.c.bak 2003-04-09 08:01:08.000000000 +0800
+++ freebios/src/cpu/k7/cpufixup.c 2003-06-24 12:41:43.000000000 +0800
@@ -51,7 +51,7 @@
rdmsr(SYSCFG_MSR, lo, hi);
printk_spew("SYSCFG was 0x%x:0x%x\n", hi, lo);
lo |= SYSCFG_MSR_MtrrVarDramEn;
- lo |= SYSCFG_MSR_SysEccEn;
+// lo |= SYSCFG_MSR_SysEccEn;
wrmsr(SYSCFG_MSR, lo, hi);
rdmsr(SYSCFG_MSR, lo, hi);
printk_spew("SYSCFG IS NOW 0x%x:0x%x\n", hi, lo);
-Andrew
--
Andrew Ip
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