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| author | Joakim Tjernlund <joakim.tjernlund@transmode.se> | 2008-07-06 12:30:09 +0200 |
|---|---|---|
| committer | Wolfgang Denk <wd@denx.de> | 2008-07-09 23:59:30 +0200 |
| commit | b502611b51f02718c2d1117d4981dabceb5af6de (patch) | |
| tree | 64f54df2c15bfbe3cfda0e7c3cba2ad334817220 | |
| parent | 27269417ade432189b234d9fbac98b54e37b978c (diff) | |
| download | olio-uboot-2014.01-b502611b51f02718c2d1117d4981dabceb5af6de.tar.xz olio-uboot-2014.01-b502611b51f02718c2d1117d4981dabceb5af6de.zip | |
Change env_get_char from a global function ptr to a function
This avoids an early global data reference.
Signed-off-by: Joakim Tjernlund <Joakim.Tjernlund@transmode.se>
| -rw-r--r-- | common/env_common.c | 19 | ||||
| -rw-r--r-- | include/environment.h | 4 |
2 files changed, 15 insertions, 8 deletions
diff --git a/common/env_common.c b/common/env_common.c index e6df9a588..5ac14e89c 100644 --- a/common/env_common.c +++ b/common/env_common.c @@ -50,7 +50,6 @@ extern void env_relocate_spec (void); extern uchar env_get_char_spec(int); static uchar env_get_char_init (int index); -uchar (*env_get_char)(int) = env_get_char_init; /************************************************************************ * Default settings to be used when no valid environment is found @@ -183,6 +182,19 @@ uchar env_get_char_memory (int index) } #endif +uchar env_get_char (int index) +{ + uchar c; + + /* if relocated to RAM */ + if (gd->flags & GD_FLG_RELOC) + c = env_get_char_memory(index); + else + c = env_get_char_init(index); + + return (c); +} + uchar *env_get_addr (int index) { if (gd->env_valid) { @@ -216,11 +228,6 @@ void env_relocate (void) DEBUGF ("%s[%d] malloced ENV at %p\n", __FUNCTION__,__LINE__,env_ptr); #endif - /* - * After relocation to RAM, we can always use the "memory" functions - */ - env_get_char = env_get_char_memory; - if (gd->env_valid == 0) { #if defined(CONFIG_GTH) || defined(CFG_ENV_IS_NOWHERE) /* Environment not changable */ puts ("Using default environment\n\n"); diff --git a/include/environment.h b/include/environment.h index bf9f66912..dcb7c5a38 100644 --- a/include/environment.h +++ b/include/environment.h @@ -107,8 +107,8 @@ typedef struct environment_s { unsigned char data[ENV_SIZE]; /* Environment data */ } env_t; -/* Pointer to function that returns a character from the environment */ -extern unsigned char (*env_get_char)(int); +/* Function that returns a character from the environment */ +unsigned char env_get_char (int); /* Function that returns a pointer to a value from the environment */ unsigned char *env_get_addr(int); |