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Diffstat (limited to 'arch/powerpc/include/asm/mmu.h')
-rw-r--r--arch/powerpc/include/asm/mmu.h9
1 files changed, 7 insertions, 2 deletions
diff --git a/arch/powerpc/include/asm/mmu.h b/arch/powerpc/include/asm/mmu.h
index e53ebebff474..54471228f7b8 100644
--- a/arch/powerpc/include/asm/mmu.h
+++ b/arch/powerpc/include/asm/mmu.h
@@ -24,6 +24,11 @@
/*
* This is individual features
*/
+/*
+ * We need to clear top 16bits of va (from the remaining 64 bits )in
+ * tlbie* instructions
+ */
+#define MMU_FTR_TLBIE_CROP_VA ASM_CONST(0x00008000)
/* Enable use of high BAT registers */
#define MMU_FTR_USE_HIGH_BATS ASM_CONST(0x00010000)
@@ -97,7 +102,7 @@
#define MMU_FTRS_DEFAULT_HPTE_ARCH_V2 \
MMU_FTR_HPTE_TABLE | MMU_FTR_PPCAS_ARCH_V2
#define MMU_FTRS_POWER4 MMU_FTRS_DEFAULT_HPTE_ARCH_V2
-#define MMU_FTRS_PPC970 MMU_FTRS_POWER4
+#define MMU_FTRS_PPC970 MMU_FTRS_POWER4 | MMU_FTR_TLBIE_CROP_VA
#define MMU_FTRS_POWER5 MMU_FTRS_POWER4 | MMU_FTR_LOCKLESS_TLBIE
#define MMU_FTRS_POWER6 MMU_FTRS_POWER4 | MMU_FTR_LOCKLESS_TLBIE
#define MMU_FTRS_POWER7 MMU_FTRS_POWER4 | MMU_FTR_LOCKLESS_TLBIE
@@ -124,7 +129,7 @@ enum {
MMU_FTR_USE_TLBRSRV | MMU_FTR_USE_PAIRED_MAS |
MMU_FTR_NO_SLBIE_B | MMU_FTR_16M_PAGE | MMU_FTR_TLBIEL |
MMU_FTR_LOCKLESS_TLBIE | MMU_FTR_CI_LARGE_PAGE |
- MMU_FTR_1T_SEGMENT |
+ MMU_FTR_1T_SEGMENT | MMU_FTR_TLBIE_CROP_VA |
#ifdef CONFIG_PPC_RADIX_MMU
MMU_FTR_RADIX |
#endif