diff options
author | Chris Zankel <chris@zankel.net> | 2008-10-21 12:08:31 -0400 |
---|---|---|
committer | Chris Zankel <chris@zankel.net> | 2008-10-21 12:08:31 -0400 |
commit | 00c81d23d330207d0fb99ca0c6682265d287816c (patch) | |
tree | 4c65778ad15896460c3b7bf1ad9cf5a0d252bbab | |
parent | 74f2a5f0ef643b7b277f7a270f85573f88d930d1 (diff) |
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>
-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 @@ | |||
18 | 18 | ||
19 | #include <linux/types.h> | 19 | #include <linux/types.h> |
20 | 20 | ||
21 | #define XCHAL_KIO_CACHED_VADDR 0xf0000000 | 21 | #define XCHAL_KIO_CACHED_VADDR 0xe0000000 |
22 | #define XCHAL_KIO_BYPASS_VADDR 0xf8000000 | 22 | #define XCHAL_KIO_BYPASS_VADDR 0xf0000000 |
23 | #define XCHAL_KIO_PADDR 0xf0000000 | 23 | #define XCHAL_KIO_PADDR 0xf0000000 |
24 | #define XCHAL_KIO_SIZE 0x08000000 | 24 | #define XCHAL_KIO_SIZE 0x10000000 |
25 | |||
26 | #define IOADDR(x) (XCHAL_KIO_BYPASS_VADDR + (x)) | ||
25 | 27 | ||
26 | /* | 28 | /* |
27 | * swap functions to change byte order from little-endian to big-endian and | 29 | * swap functions to change byte order from little-endian to big-endian and |