1 /* SPDX-License-Identifier: BSD-2-Clause */ 2 /* 3 * Copyright (c) 2014, STMicroelectronics International N.V. 4 * Copyright (c) 2018, Linaro Limited. 5 * 6 * Redistribution and use in source and binary forms, with or without 7 * modification, are permitted provided that the following conditions are met: 8 * 9 * 1. Redistributions of source code must retain the above copyright notice, 10 * this list of conditions and the following disclaimer. 11 * 12 * 2. Redistributions in binary form must reproduce the above copyright notice, 13 * this list of conditions and the following disclaimer in the documentation 14 * and/or other materials provided with the distribution. 15 * 16 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" 17 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 18 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 19 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE 20 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 21 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 22 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 23 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 24 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 25 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 26 * POSSIBILITY OF SUCH DAMAGE. 27 */ 28 29 #ifndef USER_TA_HEADER_H 30 #define USER_TA_HEADER_H 31 32 #include <tee_api_types.h> 33 #include <util.h> 34 35 #define TA_FLAG_SINGLE_INSTANCE (1 << 2) 36 #define TA_FLAG_MULTI_SESSION (1 << 3) 37 #define TA_FLAG_INSTANCE_KEEP_ALIVE (1 << 4) /* remains after last close */ 38 #define TA_FLAG_SECURE_DATA_PATH (1 << 5) /* accesses SDP memory */ 39 #define TA_FLAG_REMAP_SUPPORT (1 << 6) /* use map/unmap syscalls */ 40 #define TA_FLAG_CACHE_MAINTENANCE (1 << 7) /* use cache flush syscall */ 41 /* 42 * TA instance can execute multiple sessions concurrently 43 * (pseudo-TAs only). 44 */ 45 #define TA_FLAG_CONCURRENT (1 << 8) 46 47 #define TA_FLAGS_MASK GENMASK_32(8, 2) 48 49 /* Deprecated macros that will be removed in the 3.2 release */ 50 #define TA_FLAG_USER_MODE 0 51 #define TA_FLAG_EXEC_DDR 0 52 53 union ta_head_func_ptr { 54 uint64_t ptr64; 55 struct ta_head_func_ptr32 { 56 uint32_t lo; 57 uint32_t hi; 58 } ptr32; 59 }; 60 61 struct ta_head { 62 TEE_UUID uuid; 63 uint32_t stack_size; 64 uint32_t flags; 65 union ta_head_func_ptr entry; 66 }; 67 68 #define TA_PROP_STR_SINGLE_INSTANCE "gpd.ta.singleInstance" 69 #define TA_PROP_STR_MULTI_SESSION "gpd.ta.multiSession" 70 #define TA_PROP_STR_KEEP_ALIVE "gpd.ta.instanceKeepAlive" 71 #define TA_PROP_STR_DATA_SIZE "gpd.ta.dataSize" 72 #define TA_PROP_STR_STACK_SIZE "gpd.ta.stackSize" 73 #define TA_PROP_STR_VERSION "gpd.ta.version" 74 #define TA_PROP_STR_DESCRIPTION "gpd.ta.description" 75 #define TA_PROP_STR_UNSAFE_PARAM "op-tee.unsafe_param" 76 #define TA_PROP_STR_REMAP "op-tee.remap" 77 #define TA_PROP_STR_CACHE_SYNC "op-tee.cache_sync" 78 79 enum user_ta_prop_type { 80 USER_TA_PROP_TYPE_BOOL, /* bool */ 81 USER_TA_PROP_TYPE_U32, /* uint32_t */ 82 USER_TA_PROP_TYPE_UUID, /* TEE_UUID */ 83 USER_TA_PROP_TYPE_IDENTITY, /* TEE_Identity */ 84 USER_TA_PROP_TYPE_STRING, /* zero terminated string of char */ 85 USER_TA_PROP_TYPE_BINARY_BLOCK, /* zero terminated base64 coded string */ 86 }; 87 88 enum user_ta_core_service_id { 89 USER_TA_CORE_ENTRY_MATH_INIT = 0x00000010, 90 USER_TA_CORE_ENTRY_GARBAGE = 0x00000011, 91 USER_TA_CORE_ENTRY_CLOSESESSION = 0x00000012, 92 }; 93 94 struct user_ta_property { 95 const char *name; 96 enum user_ta_prop_type type; 97 const void *value; 98 }; 99 100 extern const struct user_ta_property ta_props[]; 101 extern const size_t ta_num_props; 102 103 /* Needed by TEE_CheckMemoryAccessRights() */ 104 extern uint32_t ta_param_types; 105 extern TEE_Param ta_params[TEE_NUM_PARAMS]; 106 107 /* Trusted Application Function header */ 108 typedef struct ta_func_head { 109 uint32_t cmd_id; /* Trusted Application Function ID */ 110 uint32_t start; /* offset to start func */ 111 } ta_func_head_t; 112 113 int tahead_get_trace_level(void); 114 115 #endif /* USER_TA_HEADER_H */ 116