Patchwork [v2,11/11] PPC: BookE206: Bump MAS2 to 64bit

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Submitter Alexander Graf
Date June 21, 2012, 1:34 p.m.
Message ID <1340285640-28669-12-git-send-email-agraf@suse.de>
Download mbox | patch
Permalink /patch/166308/
State New
Headers show

Comments

Alexander Graf - June 21, 2012, 1:34 p.m.
On 64bit capable systems, MAS2 can actually hold a 64bit virtual page
address. So increase the mask for its EPN.

Signed-off-by: Alexander Graf <agraf@suse.de>
---
 target-ppc/cpu.h |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)

Patch

diff --git a/target-ppc/cpu.h b/target-ppc/cpu.h
index 652a35a..ca2fc21 100644
--- a/target-ppc/cpu.h
+++ b/target-ppc/cpu.h
@@ -693,7 +693,7 @@  enum {
 #define MAS1_VALID         0x80000000
 
 #define MAS2_EPN_SHIFT     12
-#define MAS2_EPN_MASK      (0xfffff << MAS2_EPN_SHIFT)
+#define MAS2_EPN_MASK      (~0ULL << MAS2_EPN_SHIFT)
 
 #define MAS2_ACM_SHIFT     6
 #define MAS2_ACM           (1 << MAS2_ACM_SHIFT)