1 /**************************************************************************** 2 **************************************************************************** 3 *** 4 *** This header was automatically generated from a Linux kernel header 5 *** of the same name, to make information necessary for userspace to 6 *** call into the kernel available to libc. It contains only constants, 7 *** structures, and macros generated from the original header, and thus, 8 *** contains no copyrightable information. 9 *** 10 *** To edit the content of this header, modify the corresponding 11 *** source file (e.g. under external/kernel-headers/original/) then 12 *** run bionic/libc/kernel/tools/update_all.py 13 *** 14 *** Any manual change here will be lost the next time this script will 15 *** be run. You've been warned! 16 *** 17 **************************************************************************** 18 ****************************************************************************/ 19 #ifndef __TEE_H 20 #define __TEE_H 21 #include <linux/ioctl.h> 22 #include <linux/types.h> 23 #define TEE_IOC_MAGIC 0xa4 24 #define TEE_IOC_BASE 0 25 #define TEE_IOCTL_SHM_MAPPED 0x1 26 #define TEE_IOCTL_SHM_DMA_BUF 0x2 27 #define TEE_MAX_ARG_SIZE 1024 28 #define TEE_GEN_CAP_GP (1 << 0) 29 #define TEE_GEN_CAP_PRIVILEGED (1 << 1) 30 #define TEE_IMPL_ID_OPTEE 1 31 #define TEE_OPTEE_CAP_TZ (1 << 0) 32 struct tee_ioctl_version_data { 33 __u32 impl_id; 34 __u32 impl_caps; 35 __u32 gen_caps; 36 }; 37 #define TEE_IOC_VERSION _IOR(TEE_IOC_MAGIC, TEE_IOC_BASE + 0, struct tee_ioctl_version_data) 38 struct tee_ioctl_shm_alloc_data { 39 __u64 size; 40 __u32 flags; 41 __s32 id; 42 }; 43 #define TEE_IOC_SHM_ALLOC _IOWR(TEE_IOC_MAGIC, TEE_IOC_BASE + 1, struct tee_ioctl_shm_alloc_data) 44 struct tee_ioctl_buf_data { 45 __u64 buf_ptr; 46 __u64 buf_len; 47 }; 48 #define TEE_IOCTL_PARAM_ATTR_TYPE_NONE 0 49 #define TEE_IOCTL_PARAM_ATTR_TYPE_VALUE_INPUT 1 50 #define TEE_IOCTL_PARAM_ATTR_TYPE_VALUE_OUTPUT 2 51 #define TEE_IOCTL_PARAM_ATTR_TYPE_VALUE_INOUT 3 52 #define TEE_IOCTL_PARAM_ATTR_TYPE_MEMREF_INPUT 5 53 #define TEE_IOCTL_PARAM_ATTR_TYPE_MEMREF_OUTPUT 6 54 #define TEE_IOCTL_PARAM_ATTR_TYPE_MEMREF_INOUT 7 55 #define TEE_IOCTL_PARAM_ATTR_TYPE_MASK 0xff 56 #define TEE_IOCTL_LOGIN_PUBLIC 0 57 #define TEE_IOCTL_LOGIN_USER 1 58 #define TEE_IOCTL_LOGIN_GROUP 2 59 #define TEE_IOCTL_LOGIN_APPLICATION 4 60 #define TEE_IOCTL_LOGIN_USER_APPLICATION 5 61 #define TEE_IOCTL_LOGIN_GROUP_APPLICATION 6 62 struct tee_ioctl_param { 63 __u64 attr; 64 __u64 a; 65 __u64 b; 66 __u64 c; 67 }; 68 #define TEE_IOCTL_UUID_LEN 16 69 struct tee_ioctl_open_session_arg { 70 __u8 uuid[TEE_IOCTL_UUID_LEN]; 71 __u8 clnt_uuid[TEE_IOCTL_UUID_LEN]; 72 __u32 clnt_login; 73 __u32 cancel_id; 74 __u32 session; 75 __u32 ret; 76 __u32 ret_origin; 77 __u32 num_params; 78 struct tee_ioctl_param params[]; 79 }; 80 #define TEE_IOC_OPEN_SESSION _IOR(TEE_IOC_MAGIC, TEE_IOC_BASE + 2, struct tee_ioctl_buf_data) 81 struct tee_ioctl_invoke_arg { 82 __u32 func; 83 __u32 session; 84 __u32 cancel_id; 85 __u32 ret; 86 __u32 ret_origin; 87 __u32 num_params; 88 struct tee_ioctl_param params[]; 89 }; 90 #define TEE_IOC_INVOKE _IOR(TEE_IOC_MAGIC, TEE_IOC_BASE + 3, struct tee_ioctl_buf_data) 91 struct tee_ioctl_cancel_arg { 92 __u32 cancel_id; 93 __u32 session; 94 }; 95 #define TEE_IOC_CANCEL _IOR(TEE_IOC_MAGIC, TEE_IOC_BASE + 4, struct tee_ioctl_cancel_arg) 96 struct tee_ioctl_close_session_arg { 97 __u32 session; 98 }; 99 #define TEE_IOC_CLOSE_SESSION _IOR(TEE_IOC_MAGIC, TEE_IOC_BASE + 5, struct tee_ioctl_close_session_arg) 100 struct tee_iocl_supp_recv_arg { 101 __u32 func; 102 __u32 num_params; 103 struct tee_ioctl_param params[]; 104 }; 105 #define TEE_IOC_SUPPL_RECV _IOR(TEE_IOC_MAGIC, TEE_IOC_BASE + 6, struct tee_ioctl_buf_data) 106 struct tee_iocl_supp_send_arg { 107 __u32 ret; 108 __u32 num_params; 109 struct tee_ioctl_param params[]; 110 }; 111 #define TEE_IOC_SUPPL_SEND _IOR(TEE_IOC_MAGIC, TEE_IOC_BASE + 7, struct tee_ioctl_buf_data) 112 #endif 113