hw/net/can/ctu_can_fd_frame.h

   1 /* SPDX-License-Identifier: GPL-2.0-or-later */
   2 /*******************************************************************************
   3  *
   4  * CTU CAN FD IP Core
   5  *
   6  * Copyright (C) 2015-2018 Ondrej Ille <ondrej.ille@gmail.com> FEE CTU
   7  * Copyright (C) 2018-2020 Ondrej Ille <ondrej.ille@gmail.com> self-funded
   8  * Copyright (C) 2018-2019 Martin Jerabek <martin.jerabek01@gmail.com> FEE CTU
   9  * Copyright (C) 2018-2020 Pavel Pisa <pisa@cmp.felk.cvut.cz> FEE CTU/self-funded
  10  *
  11  * Project advisors:
  12  *     Jiri Novak <jnovak@fel.cvut.cz>
  13  *     Pavel Pisa <pisa@cmp.felk.cvut.cz>
  14  *
  15  * Department of Measurement         (http://meas.fel.cvut.cz/)
  16  * Faculty of Electrical Engineering (http://www.fel.cvut.cz)
  17  * Czech Technical University        (http://www.cvut.cz/)
  18  *
  19  * This program is free software; you can redistribute it and/or
  20  * modify it under the terms of the GNU General Public License
  21  * as published by the Free Software Foundation; either version 2
  22  * of the License, or (at your option) any later version.
  23  *
  24  * This program is distributed in the hope that it will be useful,
  25  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  26  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  27  * GNU General Public License for more details.
  28  ******************************************************************************/
  29
  30 /* This file is autogenerated, DO NOT EDIT! */
  31
  32 #ifndef __CTU_CAN_FD_CAN_FD_FRAME_FORMAT__
  33 #define __CTU_CAN_FD_CAN_FD_FRAME_FORMAT__
  34
  35 /* CAN_Frame_format memory map */
  36 enum ctu_can_fd_can_frame_format {
  37         CTU_CAN_FD_FRAME_FORM_W        = 0x0,
  38         CTU_CAN_FD_IDENTIFIER_W        = 0x4,
  39         CTU_CAN_FD_TIMESTAMP_L_W       = 0x8,
  40         CTU_CAN_FD_TIMESTAMP_U_W       = 0xc,
  41         CTU_CAN_FD_DATA_1_4_W         = 0x10,
  42         CTU_CAN_FD_DATA_5_8_W         = 0x14,
  43         CTU_CAN_FD_DATA_61_64_W       = 0x4c,
  44 };
  45
  46
  47 /* Register descriptions: */
  48 union ctu_can_fd_frame_form_w {
  49         uint32_t u32;
  50         struct ctu_can_fd_frame_form_w_s {
  51 #ifdef __LITTLE_ENDIAN_BITFIELD
  52   /* FRAME_FORM_W */
  53                 uint32_t dlc                     : 4;
  54                 uint32_t reserved_4              : 1;
  55                 uint32_t rtr                     : 1;
  56                 uint32_t ide                     : 1;
  57                 uint32_t fdf                     : 1;
  58                 uint32_t reserved_8              : 1;
  59                 uint32_t brs                     : 1;
  60                 uint32_t esi_rsv                 : 1;
  61                 uint32_t rwcnt                   : 5;
  62                 uint32_t reserved_31_16         : 16;
  63 #else
  64                 uint32_t reserved_31_16         : 16;
  65                 uint32_t rwcnt                   : 5;
  66                 uint32_t esi_rsv                 : 1;
  67                 uint32_t brs                     : 1;
  68                 uint32_t reserved_8              : 1;
  69                 uint32_t fdf                     : 1;
  70                 uint32_t ide                     : 1;
  71                 uint32_t rtr                     : 1;
  72                 uint32_t reserved_4              : 1;
  73                 uint32_t dlc                     : 4;
  74 #endif
  75         } s;
  76 };
  77
  78 enum ctu_can_fd_frame_form_w_rtr {
  79         NO_RTR_FRAME       = 0x0,
  80         RTR_FRAME          = 0x1,
  81 };
  82
  83 enum ctu_can_fd_frame_form_w_ide {
  84         BASE           = 0x0,
  85         EXTENDED       = 0x1,
  86 };
  87
  88 enum ctu_can_fd_frame_form_w_fdf {
  89         NORMAL_CAN       = 0x0,
  90         FD_CAN           = 0x1,
  91 };
  92
  93 enum ctu_can_fd_frame_form_w_brs {
  94         BR_NO_SHIFT       = 0x0,
  95         BR_SHIFT          = 0x1,
  96 };
  97
  98 enum ctu_can_fd_frame_form_w_esi_rsv {
  99         ESI_ERR_ACTIVE       = 0x0,
 100         ESI_ERR_PASIVE       = 0x1,
 101 };
 102
 103 union ctu_can_fd_identifier_w {
 104         uint32_t u32;
 105         struct ctu_can_fd_identifier_w_s {
 106 #ifdef __LITTLE_ENDIAN_BITFIELD
 107   /* IDENTIFIER_W */
 108                 uint32_t identifier_ext         : 18;
 109                 uint32_t identifier_base        : 11;
 110                 uint32_t reserved_31_29          : 3;
 111 #else
 112                 uint32_t reserved_31_29          : 3;
 113                 uint32_t identifier_base        : 11;
 114                 uint32_t identifier_ext         : 18;
 115 #endif
 116         } s;
 117 };
 118
 119 union ctu_can_fd_timestamp_l_w {
 120         uint32_t u32;
 121         struct ctu_can_fd_timestamp_l_w_s {
 122   /* TIMESTAMP_L_W */
 123                 uint32_t time_stamp_31_0        : 32;
 124         } s;
 125 };
 126
 127 union ctu_can_fd_timestamp_u_w {
 128         uint32_t u32;
 129         struct ctu_can_fd_timestamp_u_w_s {
 130   /* TIMESTAMP_U_W */
 131                 uint32_t timestamp_l_w          : 32;
 132         } s;
 133 };
 134
 135 union ctu_can_fd_data_1_4_w {
 136         uint32_t u32;
 137         struct ctu_can_fd_data_1_4_w_s {
 138 #ifdef __LITTLE_ENDIAN_BITFIELD
 139   /* DATA_1_4_W */
 140                 uint32_t data_1                  : 8;
 141                 uint32_t data_2                  : 8;
 142                 uint32_t data_3                  : 8;
 143                 uint32_t data_4                  : 8;
 144 #else
 145                 uint32_t data_4                  : 8;
 146                 uint32_t data_3                  : 8;
 147                 uint32_t data_2                  : 8;
 148                 uint32_t data_1                  : 8;
 149 #endif
 150         } s;
 151 };
 152
 153 union ctu_can_fd_data_5_8_w {
 154         uint32_t u32;
 155         struct ctu_can_fd_data_5_8_w_s {
 156 #ifdef __LITTLE_ENDIAN_BITFIELD
 157   /* DATA_5_8_W */
 158                 uint32_t data_5                  : 8;
 159                 uint32_t data_6                  : 8;
 160                 uint32_t data_7                  : 8;
 161                 uint32_t data_8                  : 8;
 162 #else
 163                 uint32_t data_8                  : 8;
 164                 uint32_t data_7                  : 8;
 165                 uint32_t data_6                  : 8;
 166                 uint32_t data_5                  : 8;
 167 #endif
 168         } s;
 169 };
 170
 171 union ctu_can_fd_data_61_64_w {
 172         uint32_t u32;
 173         struct ctu_can_fd_data_61_64_w_s {
 174 #ifdef __LITTLE_ENDIAN_BITFIELD
 175   /* DATA_61_64_W */
 176                 uint32_t data_61                 : 8;
 177                 uint32_t data_62                 : 8;
 178                 uint32_t data_63                 : 8;
 179                 uint32_t data_64                 : 8;
 180 #else
 181                 uint32_t data_64                 : 8;
 182                 uint32_t data_63                 : 8;
 183                 uint32_t data_62                 : 8;
 184                 uint32_t data_61                 : 8;
 185 #endif
 186         } s;
 187 };
 188
 189 #endif