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authorSrikant Patnaik2015-01-13 15:08:24 +0530
committerSrikant Patnaik2015-01-13 15:08:24 +0530
commit97327692361306d1e6259021bc425e32832fdb50 (patch)
treefe9088f3248ec61e24f404f21b9793cb644b7f01 /arch/powerpc/include/asm/pte-hash64-4k.h
parent2d05a8f663478a44e088d122e0d62109bbc801d0 (diff)
parenta3a8b90b61e21be3dde9101c4e86c881e0f06210 (diff)
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dirty fix to merging
Diffstat (limited to 'arch/powerpc/include/asm/pte-hash64-4k.h')
-rw-r--r--arch/powerpc/include/asm/pte-hash64-4k.h17
1 files changed, 17 insertions, 0 deletions
diff --git a/arch/powerpc/include/asm/pte-hash64-4k.h b/arch/powerpc/include/asm/pte-hash64-4k.h
new file mode 100644
index 00000000..c134e809
--- /dev/null
+++ b/arch/powerpc/include/asm/pte-hash64-4k.h
@@ -0,0 +1,17 @@
+/* To be include by pgtable-hash64.h only */
+
+/* PTE bits */
+#define _PAGE_HASHPTE 0x0400 /* software: pte has an associated HPTE */
+#define _PAGE_SECONDARY 0x8000 /* software: HPTE is in secondary group */
+#define _PAGE_GROUP_IX 0x7000 /* software: HPTE index within group */
+#define _PAGE_F_SECOND _PAGE_SECONDARY
+#define _PAGE_F_GIX _PAGE_GROUP_IX
+#define _PAGE_SPECIAL 0x10000 /* software: special page */
+
+/* PTE flags to conserve for HPTE identification */
+#define _PAGE_HPTEFLAGS (_PAGE_BUSY | _PAGE_HASHPTE | \
+ _PAGE_SECONDARY | _PAGE_GROUP_IX)
+
+/* shift to put page number into pte */
+#define PTE_RPN_SHIFT (17)
+