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Member "mesa-20.1.8/src/broadcom/cle/v3d_decoder.h" (16 Sep 2020, 4517 Bytes) of package /linux/misc/mesa-20.1.8.tar.xz:


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    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 struct clif_dump;
   38 
   39 struct v3d_group *v3d_spec_find_struct(struct v3d_spec *spec, const char *name);
   40 struct v3d_spec *v3d_spec_load(const struct v3d_device_info *devinfo);
   41 struct v3d_group *v3d_spec_find_instruction(struct v3d_spec *spec, const uint8_t *p);
   42 struct v3d_group *v3d_spec_find_register(struct v3d_spec *spec, uint32_t offset);
   43 struct v3d_group *v3d_spec_find_register_by_name(struct v3d_spec *spec, const char *name);
   44 int v3d_group_get_length(struct v3d_group *group);
   45 const char *v3d_group_get_name(struct v3d_group *group);
   46 uint8_t v3d_group_get_opcode(struct v3d_group *group);
   47 struct v3d_enum *v3d_spec_find_enum(struct v3d_spec *spec, const char *name);
   48 
   49 struct v3d_field_iterator {
   50         struct v3d_group *group;
   51         char name[128];
   52         char value[128];
   53         struct v3d_group *struct_desc;
   54         const uint8_t *p;
   55         int offset; /**< current field starts at &p[offset] */
   56 
   57         int field_iter;
   58         int group_iter;
   59 
   60         struct v3d_field *field;
   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_F187,
  103                 V3D_TYPE_ADDRESS,
  104                 V3D_TYPE_OFFSET,
  105                 V3D_TYPE_STRUCT,
  106                 V3D_TYPE_UFIXED,
  107                 V3D_TYPE_SFIXED,
  108                 V3D_TYPE_MBO,
  109                 V3D_TYPE_ENUM
  110         } kind;
  111 
  112         /* Struct definition for V3D_TYPE_STRUCT */
  113         union {
  114                 struct v3d_group *v3d_struct;
  115                 struct v3d_enum *v3d_enum;
  116                 struct {
  117                         /* Integer and fractional sizes for V3D_TYPE_UFIXED and
  118                          * V3D_TYPE_SFIXED
  119                          */
  120                         int i, f;
  121                 };
  122         };
  123 };
  124 
  125 struct v3d_field {
  126         char *name;
  127         int start, end;
  128         struct v3d_type type;
  129         bool minus_one;
  130         bool has_default;
  131         uint32_t default_value;
  132 
  133         struct v3d_enum inline_enum;
  134 };
  135 
  136 void v3d_field_iterator_init(struct v3d_field_iterator *iter,
  137                              struct v3d_group *group,
  138                              const uint8_t *p);
  139 
  140 bool v3d_field_iterator_next(struct clif_dump *clif,
  141                              struct v3d_field_iterator *iter);
  142 
  143 void v3d_print_group(struct clif_dump *clif,
  144                      struct v3d_group *group,
  145                      uint64_t offset, const uint8_t *p);
  146 
  147 #endif /* V3D_DECODER_H */