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authorIngo Molnar <mingo@elte.hu>2008-06-25 12:30:26 +0200
committerIngo Molnar <mingo@elte.hu>2008-06-25 12:30:26 +0200
commit037a6079eb925f7653bddf1501f777abcd4fc91e (patch)
tree2249c4c4852837163e67190bf8bfe06516a65510 /arch/powerpc/kernel/head_44x.S
parent0754557d72c1fbfc5fcfd5235e7c23ae6f77248c (diff)
parent543cf4cb3fe6f6cae3651ba918b9c56200b257d0 (diff)
Merge branch 'linus' into x86/garttip-x86-gart-2008-06-25_10.30_Wed
Diffstat (limited to 'arch/powerpc/kernel/head_44x.S')
-rw-r--r--arch/powerpc/kernel/head_44x.S7
1 files changed, 6 insertions, 1 deletions
diff --git a/arch/powerpc/kernel/head_44x.S b/arch/powerpc/kernel/head_44x.S
index c2b9dc4fce5d..22b5d2c459a3 100644
--- a/arch/powerpc/kernel/head_44x.S
+++ b/arch/powerpc/kernel/head_44x.S
@@ -368,7 +368,12 @@ interrupt_base:
rlwimi r11,r13,0,26,31 /* Insert static perms */
- rlwinm r11,r11,0,20,15 /* Clear U0-U3 */
+ /*
+ * Clear U0-U3 and WL1 IL1I IL1D IL2I IL2D bits which are added
+ * on newer 440 cores like the 440x6 used on AMCC 460EX/460GT (see
+ * include/asm-powerpc/pgtable-ppc32.h for details).
+ */
+ rlwinm r11,r11,0,20,10
/* find the TLB index that caused the fault. It has to be here. */
tlbsx r10, 0, r10