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-rw-r--r--Documentation/arm/memory.txt9
1 files changed, 8 insertions, 1 deletions
diff --git a/Documentation/arm/memory.txt b/Documentation/arm/memory.txt
index dc6045577a8..43cb1004d35 100644
--- a/Documentation/arm/memory.txt
+++ b/Documentation/arm/memory.txt
@@ -29,7 +29,14 @@ ffff0000 ffff0fff CPU vector page.
CPU supports vector relocation (control
register V bit.)
-ffc00000 fffeffff DMA memory mapping region. Memory returned
+fffe0000 fffeffff XScale cache flush area. This is used
+ in proc-xscale.S to flush the whole data
+ cache. Free for other usage on non-XScale.
+
+fff00000 fffdffff Fixmap mapping region. Addresses provided
+ by fix_to_virt() will be located here.
+
+ffc00000 ffefffff DMA memory mapping region. Memory returned
by the dma_alloc_xxx functions will be
dynamically mapped here.