| #ifndef _LINUX_NVRAM_H | |
| #define _LINUX_NVRAM_H | |
| #include <linux/ioctl.h> | |
| /* /dev/nvram ioctls */ | |
| #define NVRAM_INIT _IO('p', 0x40) /* initialize NVRAM and set checksum */ | |
| #define NVRAM_SETCKS _IO('p', 0x41) /* recalculate checksum */ | |
| #ifdef __KERNEL__ | |
| extern unsigned char nvram_read_byte( int i ); | |
| extern void nvram_write_byte( unsigned char c, int i ); | |
| extern int nvram_check_checksum( void ); | |
| extern void nvram_set_checksum( void ); | |
| #endif | |
| #endif /* _LINUX_NVRAM_H */ |