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| author | Sergei Shtylyov <sshtylyov@ru.mvista.com> | 2006-05-27 23:36:41 +0400 |
|---|---|---|
| committer | Ralf Baechle <ralf@linux-mips.org> | 2006-06-06 00:15:17 +0100 |
| commit | fef6d6a73a3985e4fdb5ab1910909c0c73539829 (patch) | |
| tree | 15cfecce58c3e95be680c6af750b807eac4f2d35 | |
| parent | 6ebba0e2f56ee77270a9ef8e92c1b4ec38e5f419 (diff) | |
| download | linux-fef6d6a73a3985e4fdb5ab1910909c0c73539829.tar.bz2 | |
[MIPS] Au1xx0: fix prom_getenv() to handle YAMON style environment
Alchemy boards use YAMON which passes the environment variables as the
tuples of strings (the name followed by the value) unlike PMON which
passes "name=<val>" strings.
Signed-off-by: Sergei Shtylyov <sshtylyov@ru.mvista.com>
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
| -rw-r--r-- | arch/mips/au1000/common/prom.c | 24 |
1 files changed, 9 insertions, 15 deletions
diff --git a/arch/mips/au1000/common/prom.c b/arch/mips/au1000/common/prom.c index 9c171afd9a53..ae7d8c57bf3f 100644 --- a/arch/mips/au1000/common/prom.c +++ b/arch/mips/au1000/common/prom.c @@ -1,10 +1,9 @@ /* * * BRIEF MODULE DESCRIPTION - * PROM library initialisation code, assuming a version of - * pmon is the boot code. + * PROM library initialisation code, assuming YAMON is the boot loader. * - * Copyright 2000,2001 MontaVista Software Inc. + * Copyright 2000, 2001, 2006 MontaVista Software Inc. * Author: MontaVista Software, Inc. * ppopov@mvista.com or source@mvista.com * @@ -49,9 +48,9 @@ extern char **prom_argv, **prom_envp; typedef struct { - char *name; -/* char *val; */ -}t_env_var; + char *name; + char *val; +} t_env_var; char * prom_getcmdline(void) @@ -85,21 +84,16 @@ char *prom_getenv(char *envname) { /* * Return a pointer to the given environment variable. - * Environment variables are stored in the form of "memsize=64". */ t_env_var *env = (t_env_var *)prom_envp; - int i; - - i = strlen(envname); - while(env->name) { - if(strncmp(envname, env->name, i) == 0) { - return(env->name + strlen(envname) + 1); - } + while (env->name) { + if (strcmp(envname, env->name) == 0) + return env->val; env++; } - return(NULL); + return NULL; } inline unsigned char str2hexnum(unsigned char c) |