1 /* 2 * Copyright 2016 Intel Corporation 3 * Copyright 2017 Broadcom 4 * 5 * Permission is hereby granted, free of charge, to any person obtaining a 6 * copy of this software and associated documentation files (the "Software"), 7 * to deal in the Software without restriction, including without limitation 8 * the rights to use, copy, modify, merge, publish, distribute, sublicense, 9 * and/or sell copies of the Software, and to permit persons to whom the 10 * Software is furnished to do so, subject to the following conditions: 11 * 12 * The above copyright notice and this permission notice (including the next 13 * paragraph) shall be included in all copies or substantial portions of the 14 * Software. 15 * 16 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 17 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 18 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL 19 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER 20 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING 21 * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS 22 * IN THE SOFTWARE. 23 */ 24 25 #ifndef V3D_DECODER_H 26 #define V3D_DECODER_H 27 28 #include <stdint.h> 29 #include <stdio.h> 30 #include <stdbool.h> 31 32 #include "broadcom/common/v3d_device_info.h" 33 34 struct v3d_spec; 35 struct v3d_group; 36 struct v3d_field; 37 38 struct v3d_group *v3d_spec_find_struct(struct v3d_spec *spec, const char *name); 39 struct v3d_spec *v3d_spec_load(const struct v3d_device_info *devinfo); 40 struct v3d_group *v3d_spec_find_instruction(struct v3d_spec *spec, const uint8_t *p); 41 struct v3d_group *v3d_spec_find_register(struct v3d_spec *spec, uint32_t offset); 42 struct v3d_group *v3d_spec_find_register_by_name(struct v3d_spec *spec, const char *name); 43 int v3d_group_get_length(struct v3d_group *group); 44 const char *v3d_group_get_name(struct v3d_group *group); 45 uint8_t v3d_group_get_opcode(struct v3d_group *group); 46 struct v3d_enum *v3d_spec_find_enum(struct v3d_spec *spec, const char *name); 47 48 struct v3d_field_iterator { 49 struct v3d_group *group; 50 char name[128]; 51 char value[128]; 52 struct v3d_group *struct_desc; 53 const uint8_t *p; 54 int offset; /**< current field starts at &p[offset] */ 55 56 int field_iter; 57 int group_iter; 58 59 struct v3d_field *field; 60 bool print_colors; 61 }; 62 63 struct v3d_group { 64 struct v3d_spec *spec; 65 char *name; 66 67 struct v3d_field **fields; 68 uint32_t nfields; 69 uint32_t fields_size; 70 71 uint32_t group_offset, group_count; 72 uint32_t group_size; 73 bool variable; 74 75 struct v3d_group *parent; 76 struct v3d_group *next; 77 78 uint8_t opcode; 79 80 /* Register specific */ 81 uint32_t register_offset; 82 }; 83 84 struct v3d_value { 85 char *name; 86 uint64_t value; 87 }; 88 89 struct v3d_enum { 90 char *name; 91 int nvalues; 92 struct v3d_value **values; 93 }; 94 95 struct v3d_type { 96 enum { 97 V3D_TYPE_UNKNOWN, 98 V3D_TYPE_INT, 99 V3D_TYPE_UINT, 100 V3D_TYPE_BOOL, 101 V3D_TYPE_FLOAT, 102 V3D_TYPE_ADDRESS, 103 V3D_TYPE_OFFSET, 104 V3D_TYPE_STRUCT, 105 V3D_TYPE_UFIXED, 106 V3D_TYPE_SFIXED, 107 V3D_TYPE_MBO, 108 V3D_TYPE_ENUM 109 } kind; 110 111 /* Struct definition for V3D_TYPE_STRUCT */ 112 union { 113 struct v3d_group *v3d_struct; 114 struct v3d_enum *v3d_enum; 115 struct { 116 /* Integer and fractional sizes for V3D_TYPE_UFIXED and 117 * V3D_TYPE_SFIXED 118 */ 119 int i, f; 120 }; 121 }; 122 }; 123 124 struct v3d_field { 125 char *name; 126 int start, end; 127 struct v3d_type type; 128 bool has_default; 129 uint32_t default_value; 130 131 struct v3d_enum inline_enum; 132 }; 133 134 void v3d_field_iterator_init(struct v3d_field_iterator *iter, 135 struct v3d_group *group, 136 const uint8_t *p, 137 bool print_colors); 138 139 bool v3d_field_iterator_next(struct v3d_field_iterator *iter); 140 141 void v3d_print_group(FILE *out, 142 struct v3d_group *group, 143 uint64_t offset, const uint8_t *p, 144 bool color); 145 146 #endif /* V3D_DECODER_H */ 147
