1. 根目录:
2. arch
3. s390
4. include
5. uapi
6. asm
7. sclp_ctl.h

/*
 * IOCTL interface for SCLP
 *
 * Copyright IBM Corp. 2012
 *
 * Author: Michael Holzheu <holzheu@linux.vnet.ibm.com>
 */

#ifndef _ASM_SCLP_CTL_H
#define _ASM_SCLP_CTL_H

#include <linux/types.h>

struct sclp_ctl_sccb {
	__u32	cmdw;
	__u64	sccb;
} __attribute__((packed));

#define SCLP_CTL_IOCTL_MAGIC 0x10

#define SCLP_CTL_SCCB \
	_IOWR(SCLP_CTL_IOCTL_MAGIC, 0x10, struct sclp_ctl_sccb)

#endif