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-rw-r--r--include/asm-arm/arch-h720x/vmalloc.h21
1 files changed, 21 insertions, 0 deletions
diff --git a/include/asm-arm/arch-h720x/vmalloc.h b/include/asm-arm/arch-h720x/vmalloc.h
new file mode 100644
index 0000000..4af523a
--- /dev/null
+++ b/include/asm-arm/arch-h720x/vmalloc.h
@@ -0,0 +1,21 @@
+/*
+ * linux/include/asm-arm/arch-h720x/vmalloc.h
+ */
+
+#ifndef __ARCH_ARM_VMALLOC_H
+#define __ARCH_ARM_VMALLOC_H
+
+/*
+ * Just any arbitrary offset to the start of the vmalloc VM area: the
+ * current 8MB value just means that there will be a 8MB "hole" after the
+ * physical memory until the kernel virtual memory starts. That means that
+ * any out-of-bounds memory accesses will hopefully be caught.
+ * The vmalloc() routines leaves a hole of 4kB between each vmalloced
+ * area for the same reason. ;)
+ */
+#define VMALLOC_OFFSET (8*1024*1024)
+#define VMALLOC_START (((unsigned long)high_memory + VMALLOC_OFFSET) & ~(VMALLOC_OFFSET-1))
+#define VMALLOC_VMADDR(x) ((unsigned long)(x))
+#define VMALLOC_END (PAGE_OFFSET + 0x10000000)
+
+#endif
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