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| author | Grant Erickson <gerickson@nuovations.com> | 2008-05-21 13:28:30 -0700 |
|---|---|---|
| committer | Stefan Roese <sr@denx.de> | 2008-06-03 20:20:01 +0200 |
| commit | a439680019e06171d4a5694b7992accce87f590e (patch) | |
| tree | e6d0b73f97b4de400f317d1caaf54b6976d71226 /cpu | |
| parent | 10a3367955bc2033b288915f8f10d0e507fe2fa1 (diff) | |
| download | u-boot-imx-a439680019e06171d4a5694b7992accce87f590e.zip u-boot-imx-a439680019e06171d4a5694b7992accce87f590e.tar.gz u-boot-imx-a439680019e06171d4a5694b7992accce87f590e.tar.bz2 | |
PPC4xx: Simplified post_word_{load, store}
This patch simplifies post_word_{load,store} by using the preprocessor
to eliminate redundant, copy-and-pasted code.
Signed-off-by: Grant Erickson <gerickson@nuovations.com>
Diffstat (limited to 'cpu')
| -rw-r--r-- | cpu/ppc4xx/commproc.c | 26 |
1 files changed, 11 insertions, 15 deletions
diff --git a/cpu/ppc4xx/commproc.c b/cpu/ppc4xx/commproc.c index 22156dd..8b2954c 100644 --- a/cpu/ppc4xx/commproc.c +++ b/cpu/ppc4xx/commproc.c @@ -30,29 +30,25 @@ #if defined(CONFIG_POST) || defined(CONFIG_LOGBUFFER) -#if defined(CFG_POST_ALT_WORD_ADDR) -void post_word_store (ulong a) -{ - out_be32((void *)CFG_POST_ALT_WORD_ADDR, a); -} +#if defined(CFG_POST_WORD_ADDR) +# define _POST_ADDR ((CFG_OCM_DATA_ADDR) + (CFG_POST_WORD_ADDR)) +#elif defined(CFG_POST_ALT_WORD_ADDR) +# define _POST_ADDR (CFG_POST_ALT_WORD_ADDR) +#endif -ulong post_word_load (void) -{ - return in_be32((void *)CFG_POST_ALT_WORD_ADDR); -} -#else /* CFG_POST_ALT_WORD_ADDR */ void post_word_store (ulong a) { - volatile void *save_addr = (volatile void *)(CFG_OCM_DATA_ADDR + CFG_POST_WORD_ADDR); - *(volatile ulong *) save_addr = a; + volatile void *save_addr = (volatile void *)(_POST_ADDR); + + out_be32(save_addr, a); } ulong post_word_load (void) { - volatile void *save_addr = (volatile void *)(CFG_OCM_DATA_ADDR + CFG_POST_WORD_ADDR); - return *(volatile ulong *) save_addr; + volatile void *save_addr = (volatile void *)(_POST_ADDR); + + return in_be32(save_addr); } -#endif /* CFG_POST_ALT_WORD_ADDR */ #endif /* CONFIG_POST || CONFIG_LOGBUFFER*/ |