aboutsummaryrefslogtreecommitdiff
path: root/arch/arm64/include/asm/mmu.h
diff options
context:
space:
mode:
Diffstat (limited to 'arch/arm64/include/asm/mmu.h')
-rw-r--r--arch/arm64/include/asm/mmu.h6
1 files changed, 6 insertions, 0 deletions
diff --git a/arch/arm64/include/asm/mmu.h b/arch/arm64/include/asm/mmu.h
index 2494fc01896a..c2f006c48bdb 100644
--- a/arch/arm64/include/asm/mmu.h
+++ b/arch/arm64/include/asm/mmu.h
@@ -22,10 +22,16 @@ typedef struct {
void *vdso;
} mm_context_t;
+#define INIT_MM_CONTEXT(name) \
+ .context.id_lock = __RAW_SPIN_LOCK_UNLOCKED(name.context.id_lock),
+
#define ASID(mm) ((mm)->context.id & 0xffff)
extern void paging_init(void);
extern void setup_mm_for_reboot(void);
extern void __iomem *early_io_map(phys_addr_t phys, unsigned long virt);
+extern void init_mem_pgprot(void);
+/* create an identity mapping for memory (or io if map_io is true) */
+extern void create_id_mapping(phys_addr_t addr, phys_addr_t size, int map_io);
#endif