diff options
author | Joel Sherrill <joel.sherrill@OARcorp.com> | 1999-12-02 14:00:01 +0000 |
---|---|---|
committer | Joel Sherrill <joel.sherrill@OARcorp.com> | 1999-12-02 14:00:01 +0000 |
commit | e4ab88fde5ad3dc273fcee66b03c2892a2d80dac (patch) | |
tree | c8c25da3957d445fb7ef0b0e8ce03e629d30feb8 /c/src/lib/libbsp/powerpc/mvme2307/nvram/nvram.c | |
parent | Merged of mcp750 and mvme2307 BSP by Eric Valette <valette@crf.canon.fr>. (diff) | |
download | rtems-e4ab88fde5ad3dc273fcee66b03c2892a2d80dac.tar.bz2 |
Merged of mcp750 and mvme2307 BSP by Eric Valette <valette@crf.canon.fr>.
As part of this effort, the mpc750 libcpu code is now shared with the
ppc6xx.
Diffstat (limited to 'c/src/lib/libbsp/powerpc/mvme2307/nvram/nvram.c')
-rw-r--r-- | c/src/lib/libbsp/powerpc/mvme2307/nvram/nvram.c | 25 |
1 files changed, 0 insertions, 25 deletions
diff --git a/c/src/lib/libbsp/powerpc/mvme2307/nvram/nvram.c b/c/src/lib/libbsp/powerpc/mvme2307/nvram/nvram.c deleted file mode 100644 index 124f81eada..0000000000 --- a/c/src/lib/libbsp/powerpc/mvme2307/nvram/nvram.c +++ /dev/null @@ -1,25 +0,0 @@ -#include <bsp.h> - -#define ram_addr_low (* (volatile char *) IO_TO_LOCAL(0x0074)) -#define ram_addr_high (* (volatile char *) IO_TO_LOCAL(0x0075)) -#define ram_data (* (volatile char *) IO_TO_LOCAL(0x0077)) -#define ram_end_addr 0x1ff8 - -int read_nvram(char *buff, int offset, int len) { - int i; - - if (offset < 0 || offset >= ram_end_addr) { - return 0; - } - if (offset + len > ram_end_addr) { - len = ram_end_addr - offset; - } - for (i = 0; i < len; i++) { - ram_addr_high = offset >> 8; - ram_addr_low = offset; - *buff++ = ram_data; - offset++; - } - return len; -} - |