xref: /openbmc/linux/arch/s390/include/uapi/asm/sclp_ctl.h (revision 6f52b16c)
1 /* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
2 /*
3  * IOCTL interface for SCLP
4  *
5  * Copyright IBM Corp. 2012
6  *
7  * Author: Michael Holzheu <holzheu@linux.vnet.ibm.com>
8  */
9 
10 #ifndef _ASM_SCLP_CTL_H
11 #define _ASM_SCLP_CTL_H
12 
13 #include <linux/types.h>
14 
15 struct sclp_ctl_sccb {
16 	__u32	cmdw;
17 	__u64	sccb;
18 } __attribute__((packed));
19 
20 #define SCLP_CTL_IOCTL_MAGIC 0x10
21 
22 #define SCLP_CTL_SCCB \
23 	_IOWR(SCLP_CTL_IOCTL_MAGIC, 0x10, struct sclp_ctl_sccb)
24 
25 #endif
26