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-rw-r--r--arch/blackfin/include/asm/mmu.h36
1 files changed, 36 insertions, 0 deletions
diff --git a/arch/blackfin/include/asm/mmu.h b/arch/blackfin/include/asm/mmu.h
new file mode 100644
index 00000000..26f6b70b
--- /dev/null
+++ b/arch/blackfin/include/asm/mmu.h
@@ -0,0 +1,36 @@
+/*
+ * Copyright 2004-2009 Analog Devices Inc.
+ * 2002 David McCullough <davidm@snapgear.com>
+ *
+ * Licensed under the GPL-2.
+ */
+
+#ifndef __MMU_H
+#define __MMU_H
+
+struct sram_list_struct {
+ struct sram_list_struct *next;
+ void *addr;
+ size_t length;
+};
+
+typedef struct {
+ unsigned long end_brk;
+ unsigned long stack_start;
+
+ /* Points to the location in SDRAM where the L1 stack is normally
+ saved, or NULL if the stack is always in SDRAM. */
+ void *l1_stack_save;
+
+ struct sram_list_struct *sram_list;
+
+#ifdef CONFIG_BINFMT_ELF_FDPIC
+ unsigned long exec_fdpic_loadmap;
+ unsigned long interp_fdpic_loadmap;
+#endif
+#ifdef CONFIG_MPU
+ unsigned long *page_rwx_mask;
+#endif
+} mm_context_t;
+
+#endif