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Diffstat (limited to 'arch/arm/include/asm/mmu.h')
-rw-r--r--arch/arm/include/asm/mmu.h33
1 files changed, 33 insertions, 0 deletions
diff --git a/arch/arm/include/asm/mmu.h b/arch/arm/include/asm/mmu.h
new file mode 100644
index 00000000000..53099d4ee42
--- /dev/null
+++ b/arch/arm/include/asm/mmu.h
@@ -0,0 +1,33 @@
+#ifndef __ARM_MMU_H
+#define __ARM_MMU_H
+
+#ifdef CONFIG_MMU
+
+typedef struct {
+#ifdef CONFIG_CPU_HAS_ASID
+ unsigned int id;
+#endif
+ unsigned int kvm_seq;
+} mm_context_t;
+
+#ifdef CONFIG_CPU_HAS_ASID
+#define ASID(mm) ((mm)->context.id & 255)
+#else
+#define ASID(mm) (0)
+#endif
+
+#else
+
+/*
+ * From nommu.h:
+ * Copyright (C) 2002, David McCullough <davidm@snapgear.com>
+ * modified for 2.6 by Hyok S. Choi <hyok.choi@samsung.com>
+ */
+typedef struct {
+ struct vm_list_struct *vmlist;
+ unsigned long end_brk;
+} mm_context_t;
+
+#endif
+
+#endif