root/arch/s390/include/uapi/asm/vmcp.h

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INCLUDED FROM

   1 /* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
   2 /*
   3  * Copyright IBM Corp. 2004, 2005
   4  * Interface implementation for communication with the z/VM control program
   5  * Version 1.0
   6  * Author(s): Christian Borntraeger <cborntra@de.ibm.com>
   7  *
   8  *
   9  * z/VMs CP offers the possibility to issue commands via the diagnose code 8
  10  * this driver implements a character device that issues these commands and
  11  * returns the answer of CP.
  12  *
  13  * The idea of this driver is based on cpint from Neale Ferguson
  14  */
  15 
  16 #ifndef _UAPI_ASM_VMCP_H
  17 #define _UAPI_ASM_VMCP_H
  18 
  19 #include <linux/ioctl.h>
  20 
  21 #define VMCP_GETCODE    _IOR(0x10, 1, int)
  22 #define VMCP_SETBUF     _IOW(0x10, 2, int)
  23 #define VMCP_GETSIZE    _IOR(0x10, 3, int)
  24 
  25 #endif /* _UAPI_ASM_VMCP_H */
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