1 /* 2 * Definitions for the VTPM proxy driver 3 * Copyright (c) 2015, 2016, IBM Corporation 4 * 5 * This program is free software; you can redistribute it and/or modify it 6 * under the terms and conditions of the GNU General Public License, 7 * version 2, as published by the Free Software Foundation. 8 * 9 * This program is distributed in the hope it will be useful, but WITHOUT 10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for 12 * more details. 13 */ 14 15 #ifndef _UAPI_LINUX_VTPM_PROXY_H 16 #define _UAPI_LINUX_VTPM_PROXY_H 17 18 #include <linux/types.h> 19 #include <linux/ioctl.h> 20 21 /* ioctls */ 22 23 struct vtpm_proxy_new_dev { 24 __u32 flags; /* input */ 25 __u32 tpm_num; /* output */ 26 __u32 fd; /* output */ 27 __u32 major; /* output */ 28 __u32 minor; /* output */ 29 }; 30 31 /* above flags */ 32 #define VTPM_PROXY_FLAG_TPM2 1 /* emulator is TPM 2 */ 33 34 #define VTPM_PROXY_IOC_NEW_DEV _IOWR(0xa1, 0x00, struct vtpm_proxy_new_dev) 35 36 #endif /* _UAPI_LINUX_VTPM_PROXY_H */ 37