arch/s390/include/uapi/asm/sclp_ctl.h

   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