18c2ecf20Sopenharmony_ci/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */ 28c2ecf20Sopenharmony_ci/* 38c2ecf20Sopenharmony_ci * Copyright IBM Corp. 2004, 2005 48c2ecf20Sopenharmony_ci * Interface implementation for communication with the z/VM control program 58c2ecf20Sopenharmony_ci * Version 1.0 68c2ecf20Sopenharmony_ci * Author(s): Christian Borntraeger <cborntra@de.ibm.com> 78c2ecf20Sopenharmony_ci * 88c2ecf20Sopenharmony_ci * 98c2ecf20Sopenharmony_ci * z/VMs CP offers the possibility to issue commands via the diagnose code 8 108c2ecf20Sopenharmony_ci * this driver implements a character device that issues these commands and 118c2ecf20Sopenharmony_ci * returns the answer of CP. 128c2ecf20Sopenharmony_ci * 138c2ecf20Sopenharmony_ci * The idea of this driver is based on cpint from Neale Ferguson 148c2ecf20Sopenharmony_ci */ 158c2ecf20Sopenharmony_ci 168c2ecf20Sopenharmony_ci#ifndef _UAPI_ASM_VMCP_H 178c2ecf20Sopenharmony_ci#define _UAPI_ASM_VMCP_H 188c2ecf20Sopenharmony_ci 198c2ecf20Sopenharmony_ci#include <linux/ioctl.h> 208c2ecf20Sopenharmony_ci 218c2ecf20Sopenharmony_ci#define VMCP_GETCODE _IOR(0x10, 1, int) 228c2ecf20Sopenharmony_ci#define VMCP_SETBUF _IOW(0x10, 2, int) 238c2ecf20Sopenharmony_ci#define VMCP_GETSIZE _IOR(0x10, 3, int) 248c2ecf20Sopenharmony_ci 258c2ecf20Sopenharmony_ci#endif /* _UAPI_ASM_VMCP_H */ 26