summaryrefslogtreecommitdiff
path: root/include/asm-arm/arch-s3c2410/vmalloc.h
diff options
context:
space:
mode:
Diffstat (limited to 'include/asm-arm/arch-s3c2410/vmalloc.h')
-rw-r--r--include/asm-arm/arch-s3c2410/vmalloc.h36
1 files changed, 36 insertions, 0 deletions
diff --git a/include/asm-arm/arch-s3c2410/vmalloc.h b/include/asm-arm/arch-s3c2410/vmalloc.h
new file mode 100644
index 000000000000..5fe72ad70904
--- /dev/null
+++ b/include/asm-arm/arch-s3c2410/vmalloc.h
@@ -0,0 +1,36 @@
+/* linux/include/asm-arm/arch-s3c2410/vmalloc.h
+ *
+ * from linux/include/asm-arm/arch-iop3xx/vmalloc.h
+ *
+ * Copyright (c) 2003 Simtec Electronics <linux@simtec.co.uk>
+ * http://www.simtec.co.uk/products/SWLINUX/
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ *
+ * S3C2410 vmalloc definition
+ *
+ * Changelog:
+ * 12-Mar-2004 BJD Fixed header, added include protection
+ * 12=Mar-2004 BJD Fixed VMALLOC_END definitions
+ */
+
+#ifndef __ASM_ARCH_VMALLOC_H
+#define __ASM_ARCH_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 (0xE0000000)
+
+#endif /* __ASM_ARCH_VMALLOC_H */