| Martin Schwidefsky | 9fa1db4 | 2017-12-04 10:39:38 +0100 | [diff] [blame] | 1 | /* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */ |
| Heiko Carstens | ef26793 | 2017-08-07 15:16:16 +0200 | [diff] [blame] | 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 */ |