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

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