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Diffstat (limited to 'arch/mips/include/asm/fw/fw.h')
| -rw-r--r-- | arch/mips/include/asm/fw/fw.h | 31 |
1 files changed, 31 insertions, 0 deletions
diff --git a/arch/mips/include/asm/fw/fw.h b/arch/mips/include/asm/fw/fw.h new file mode 100644 index 000000000..d0494ce4b --- /dev/null +++ b/arch/mips/include/asm/fw/fw.h @@ -0,0 +1,31 @@ +/* + * This file is subject to the terms and conditions of the GNU General Public + * License. See the file "COPYING" in the main directory of this archive + * for more details. + * + * Copyright (C) 2012 MIPS Technologies, Inc. + */ +#ifndef __ASM_FW_H_ +#define __ASM_FW_H_ + +#include <asm/bootinfo.h> /* For cleaner code... */ + +extern int fw_argc; +extern int *_fw_argv; +extern int *_fw_envp; + +/* + * Most firmware like YAMON, PMON, etc. pass arguments and environment + * variables as 32-bit pointers. These take care of sign extension. + */ +#define fw_argv(index) ((char *)(long)_fw_argv[(index)]) +#define fw_envp(index) ((char *)(long)_fw_envp[(index)]) + +extern void fw_init_cmdline(void); +extern char *fw_getcmdline(void); +extern void fw_meminit(void); +extern char *fw_getenv(char *name); +extern unsigned long fw_getenvl(char *name); +extern void fw_init_early_console(void); + +#endif /* __ASM_FW_H_ */ |