Piteball/android_kernel_google_msm
1
0
Fork 0
mirror of https://github.com/followmsi/android_kernel_google_msm.git synced 2024-11-06 23:17:41 +00:00
Code Issues Projects Releases Wiki Activity

powerpc/47x: Make sure mcsr is cleared before enabling machine check interrupts

Browse source 
Clear the machine check syndrom register before enabling machine check
interrupts.  The initial state of the tlb can lead to parity errors being
flagged early after a cold boot.

Signed-off-by: Dave Kleikamp <shaggy@linux.vnet.ibm.com>
Signed-off-by: Josh Boyer <jwboyer@linux.vnet.ibm.com>
This commit is contained in:
Dave Kleikamp 2010-08-18 06:44:23 +00:00 committed by Josh Boyer
parent 31fc0bd4aa
commit 029b8f662b
1 changed files with 4 additions and 0 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

4
arch/powerpc/kernel/head_44x.S
View file

@ -113,6 +113,10 @@ _ENTRY(_start);
stw r5, 0(r4) /* Save abatron_pteptrs at a fixed location */
stw r6, 0(r5)
/* Clear the Machine Check Syndrome Register */
li r0,0
mtspr SPRN_MCSR,r0
/* Let's move on */
lis r4,start_kernel@h
ori r4,r4,start_kernel@l