summaryrefslogtreecommitdiff
path: root/arch/powerpc/include/asm/mmu.h
diff options
context:
space:
mode:
Diffstat (limited to 'arch/powerpc/include/asm/mmu.h')
-rw-r--r--arch/powerpc/include/asm/mmu.h23
1 files changed, 23 insertions, 0 deletions
diff --git a/arch/powerpc/include/asm/mmu.h b/arch/powerpc/include/asm/mmu.h
index f4ac25d4df05..255a1837e9f7 100644
--- a/arch/powerpc/include/asm/mmu.h
+++ b/arch/powerpc/include/asm/mmu.h
@@ -29,6 +29,19 @@
*/
/*
+ * Support for KUEP feature.
+ */
+#define MMU_FTR_KUEP ASM_CONST(0x00000400)
+
+/*
+ * Support for memory protection keys.
+ */
+#define MMU_FTR_PKEY ASM_CONST(0x00000800)
+
+/* Guest Translation Shootdown Enable */
+#define MMU_FTR_GTSE ASM_CONST(0x00001000)
+
+/*
* Support for 68 bit VA space. We added that from ISA 2.05
*/
#define MMU_FTR_68_BIT_VA ASM_CONST(0x00002000)
@@ -173,10 +186,18 @@ enum {
#endif
#ifdef CONFIG_PPC_RADIX_MMU
MMU_FTR_TYPE_RADIX |
+ MMU_FTR_GTSE |
#ifdef CONFIG_PPC_KUAP
MMU_FTR_RADIX_KUAP |
#endif /* CONFIG_PPC_KUAP */
#endif /* CONFIG_PPC_RADIX_MMU */
+#ifdef CONFIG_PPC_MEM_KEYS
+ MMU_FTR_PKEY |
+#endif
+#ifdef CONFIG_PPC_KUEP
+ MMU_FTR_KUEP |
+#endif /* CONFIG_PPC_KUAP */
+
0,
};
@@ -356,6 +377,8 @@ extern void setup_initial_memory_limit(phys_addr_t first_memblock_base,
phys_addr_t first_memblock_size);
static inline void mmu_early_init_devtree(void) { }
+static inline void pkey_early_init_devtree(void) {}
+
extern void *abatron_pteptrs[2];
#endif /* __ASSEMBLY__ */
#endif