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- #ifndef _UAPI_LINUX_NVRAM_H
- #define _UAPI_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 */
- /* for all current systems, this is where NVRAM starts */
- #define NVRAM_FIRST_BYTE 14
- /* all these functions expect an NVRAM offset, not an absolute */
- #define NVRAM_OFFSET(x) ((x)-NVRAM_FIRST_BYTE)
- #endif /* _UAPI_LINUX_NVRAM_H */
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