diff options
Diffstat (limited to 'target/linux/adm5120/files-3.18/arch/mips/adm5120/prom/generic.c')
-rw-r--r-- | target/linux/adm5120/files-3.18/arch/mips/adm5120/prom/generic.c | 47 |
1 files changed, 47 insertions, 0 deletions
diff --git a/target/linux/adm5120/files-3.18/arch/mips/adm5120/prom/generic.c b/target/linux/adm5120/files-3.18/arch/mips/adm5120/prom/generic.c new file mode 100644 index 0000000000..4d4caa8476 --- /dev/null +++ b/target/linux/adm5120/files-3.18/arch/mips/adm5120/prom/generic.c @@ -0,0 +1,47 @@ +/* + * Generic PROM routines + * + * Copyright (C) 2007-2008 Gabor Juhos <juhosg@openwrt.org> + * + * This program is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License version 2 as published + * by the Free Software Foundation. + * + */ + +#include <linux/kernel.h> +#include <linux/init.h> +#include <linux/string.h> + +#include <asm/bootinfo.h> + +#include <prom/generic.h> + +static int *_prom_argc; +static char **_prom_argv; +static char **_prom_envp; + +char *generic_prom_getenv(char *envname) +{ + char **env; + char *ret; + + ret = NULL; + for (env = _prom_envp; *env != NULL; env++) { + if (strcmp(envname, *env++) == 0) { + ret = *env; + break; + } + } + + return ret; +} + +int generic_prom_present(void) +{ + _prom_argc = (int *)fw_arg0; + _prom_argv = (char **)fw_arg1; + _prom_envp = (char **)fw_arg2; + + return 1; +} |