1 files changed, 24 insertions, 0 deletions

diff --git a/include/asm-ppc64/imalloc.h b/include/asm-ppc64/imalloc.h
new file mode 100644
index 000000000000..3a45e918bf16
--- /dev/null
+++ b/include/asm-ppc64/imalloc.h
@@ -0,0 +1,24 @@
+#ifndef _PPC64_IMALLOC_H
+#define _PPC64_IMALLOC_H
+
+/*
+ * Define the address range of the imalloc VM area.
+ */
+#define PHBS_IO_BASE      IOREGIONBASE
+#define IMALLOC_BASE      (IOREGIONBASE + 0x80000000ul) /* Reserve 2 gigs for PHBs */
+#define IMALLOC_END       (IOREGIONBASE + EADDR_MASK)
+
+
+/* imalloc region types */
+#define IM_REGION_UNUSED        0x1
+#define IM_REGION_SUBSET        0x2
+#define IM_REGION_EXISTS        0x4
+#define IM_REGION_OVERLAP       0x8
+#define IM_REGION_SUPERSET      0x10
+
+extern struct vm_struct * im_get_free_area(unsigned long size);
+extern struct vm_struct * im_get_area(unsigned long v_addr, unsigned long size,
+                        int region_type);
+unsigned long im_free(void *addr);
+
+#endif /* _PPC64_IMALLOC_H */