linux/linux-5.4.31/arch/s390/include/uapi/asm/vmcp.h

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2024-01-30 10:43:28 +00:00
/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* Copyright IBM Corp. 2004, 2005
* Interface implementation for communication with the z/VM control program
* Version 1.0
* Author(s): Christian Borntraeger <cborntra@de.ibm.com>
*
*
* z/VMs CP offers the possibility to issue commands via the diagnose code 8
* this driver implements a character device that issues these commands and
* returns the answer of CP.
*
* The idea of this driver is based on cpint from Neale Ferguson
*/
#ifndef _UAPI_ASM_VMCP_H
#define _UAPI_ASM_VMCP_H
#include <linux/ioctl.h>
#define VMCP_GETCODE _IOR(0x10, 1, int)
#define VMCP_SETBUF _IOW(0x10, 2, int)
#define VMCP_GETSIZE _IOR(0x10, 3, int)
#endif /* _UAPI_ASM_VMCP_H */