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| author | Chris Zankel <chris@zankel.net> | 2008-10-21 09:08:31 -0700 |
|---|---|---|
| committer | Chris Zankel <chris@zankel.net> | 2008-10-21 09:08:31 -0700 |
| commit | 00c81d23d330207d0fb99ca0c6682265d287816c (patch) | |
| tree | 4c65778ad15896460c3b7bf1ad9cf5a0d252bbab /include/asm-xtensa/io.h | |
| parent | 74f2a5f0ef643b7b277f7a270f85573f88d930d1 (diff) | |
| download | blackbird-op-linux-00c81d23d330207d0fb99ca0c6682265d287816c.tar.gz blackbird-op-linux-00c81d23d330207d0fb99ca0c6682265d287816c.zip | |
xtensa: Fix io regions
The uncached area starts at e000.0000 and spans 1GB. Also add an IOADDR
macro to determine the bypass region to access the IO space.
Signed-off-by: Chris Zankel <chris@zankel.net>
Diffstat (limited to 'include/asm-xtensa/io.h')
| -rw-r--r-- | include/asm-xtensa/io.h | 8 |
1 files changed, 5 insertions, 3 deletions
diff --git a/include/asm-xtensa/io.h b/include/asm-xtensa/io.h index 47c3616ea9ac..07b7299dab20 100644 --- a/include/asm-xtensa/io.h +++ b/include/asm-xtensa/io.h @@ -18,10 +18,12 @@ #include <linux/types.h> -#define XCHAL_KIO_CACHED_VADDR 0xf0000000 -#define XCHAL_KIO_BYPASS_VADDR 0xf8000000 +#define XCHAL_KIO_CACHED_VADDR 0xe0000000 +#define XCHAL_KIO_BYPASS_VADDR 0xf0000000 #define XCHAL_KIO_PADDR 0xf0000000 -#define XCHAL_KIO_SIZE 0x08000000 +#define XCHAL_KIO_SIZE 0x10000000 + +#define IOADDR(x) (XCHAL_KIO_BYPASS_VADDR + (x)) /* * swap functions to change byte order from little-endian to big-endian and |
