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-rw-r--r--arch/powerpc/include/asm/mmu.h5
1 files changed, 5 insertions, 0 deletions
diff --git a/arch/powerpc/include/asm/mmu.h b/arch/powerpc/include/asm/mmu.h
index ce7f081..5166507 100644
--- a/arch/powerpc/include/asm/mmu.h
+++ b/arch/powerpc/include/asm/mmu.h
@@ -577,11 +577,16 @@ extern int num_tlb_entries;
#define SA_M 0x00000200 /* Memory coherence */
#define SA_G 0x00000100 /* Guarded */
#define SA_E 0x00000080 /* Endian */
+/* Some additional macros for combinations often used */
+#define SA_IG (SA_I | SA_G)
/* Access control */
#define AC_X 0x00000024 /* Execute */
#define AC_W 0x00000012 /* Write */
#define AC_R 0x00000009 /* Read */
+/* Some additional macros for combinations often used */
+#define AC_RW (AC_R | AC_W)
+#define AC_RWX (AC_R | AC_W | AC_X)
/* Some handy macros */