kernel-brax3-ubuntu-touch/drivers/misc/mediatek/geniezone/public/tz_cross/ta_system.h
erascape f319b992b1 kernel-5.15: Initial import brax3 UT kernel
* halium configs enabled

Signed-off-by: erascape <erascape@proton.me>
2025-09-23 15:17:10 +00:00

53 lines
1.4 KiB
C

/* SPDX-License-Identifier: GPL-2.0 */
/*
* Copyright (c) 2019 MediaTek Inc.
*/
/*
* GenieZone (hypervisor-based seucrity platform) enables hardware protected
* and isolated security execution environment, includes
* 1. GZ hypervisor
* 2. Hypervisor-TEE OS (built-in Trusty OS)
* 3. Drivers (ex: debug, communication and interrupt) for GZ and
* hypervisor-TEE OS
* 4. GZ and hypervisor-TEE and GZ framework (supporting multiple TEE
* ecosystem, ex: M-TEE, Trusty, GlobalPlatform, ...)
*/
/** Commands for TA SYSTEM **/
#ifndef __TRUSTZONE_TA_SYSTEM__
#define __TRUSTZONE_TA_SYSTEM__
/* / Special handle for system connect. */
/* / NOTE: Handle manager guarantee normal handle will have bit31=0. */
#define MTEE_SESSION_HANDLE_SYSTEM 0xFFFF1234
/* Session Management */
#define TZCMD_SYS_INIT 0
#define TZCMD_SYS_SESSION_CREATE 1
#define TZCMD_SYS_SESSION_CLOSE 2
#define TZCMD_SYS_IRQ 3
#define TZCMD_SYS_THREAD_CREATE 4
#define GZ_MSG_DATA_MAX_LEN 1024
struct gz_syscall_cmd_param {
int handle;
int command;
int ree_service;
int payload_size;
int paramTypes;
int dummy[4];
union MTEEC_PARAM param[4];
char data[GZ_MSG_DATA_MAX_LEN];
};
#define GZ_MSG_HEADER_LEN \
(sizeof(struct gz_syscall_cmd_param) - GZ_MSG_DATA_MAX_LEN)
extern struct platform_device *tz_system_dev;
#endif /* __TRUSTZONE_TA_SYSTEM__ */