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Linux lhjmq-records 5.15.0-118-generic #128-Ubuntu SMP Fri Jul 5 09:28:59 UTC 2024 x86_64



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Current File : //usr/lib/modules/5.15.0-118-generic/build/include/uapi/linux/nvram.h

/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#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 */