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