1 /* 2 * Copyright (C) 2022 BlueKitchen GmbH 3 * 4 * Redistribution and use in source and binary forms, with or without 5 * modification, are permitted provided that the following conditions 6 * are met: 7 * 8 * 1. Redistributions of source code must retain the above copyright 9 * notice, this list of conditions and the following disclaimer. 10 * 2. Redistributions in binary form must reproduce the above copyright 11 * notice, this list of conditions and the following disclaimer in the 12 * documentation and/or other materials provided with the distribution. 13 * 3. Neither the name of the copyright holders nor the names of 14 * contributors may be used to endorse or promote products derived 15 * from this software without specific prior written permission. 16 * 4. Any redistribution, use, or modification is done solely for 17 * personal benefit and not for any commercial purpose or for 18 * monetary gain. 19 * 20 * THIS SOFTWARE IS PROVIDED BY BLUEKITCHEN GMBH AND CONTRIBUTORS 21 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 22 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS 23 * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL BLUEKITCHEN 24 * GMBH OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, 25 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, 26 * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS 27 * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED 28 * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, 29 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF 30 * THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 31 * SUCH DAMAGE. 32 * 33 * Please inquire about commercial licensing options at 34 * [email protected] 35 * 36 */ 37 38 #define BTSTACK_FILE__ "btstack_chipset_realtek.c" 39 40 /* 41 * btstack_chipset_realtek.c 42 * 43 * Adapter to use REALTEK-based chipsets with BTstack 44 */ 45 46 #include "btstack_chipset_realtek.h" 47 48 #include <stddef.h> /* NULL */ 49 #include <stdio.h> 50 #include <string.h> /* memcpy */ 51 52 #include "btstack_control.h" 53 #include "btstack_debug.h" 54 #include "btstack_event.h" 55 #include "btstack_util.h" 56 #include "hci.h" 57 #include "hci_transport.h" 58 59 #ifdef _MSC_VER 60 // ignore deprecated warning for fopen 61 #pragma warning(disable : 4996) 62 #endif 63 64 #define ROM_LMP_NONE 0x0000 65 #define ROM_LMP_8723a 0x1200 66 #define ROM_LMP_8723b 0x8723 67 #define ROM_LMP_8821a 0X8821 68 #define ROM_LMP_8761a 0X8761 69 #define ROM_LMP_8822b 0X8822 70 71 #define HCI_DOWNLOAD_FW 0xFC20 72 #define HCI_READ_ROM_VERSION 0xFC6D 73 #define HCI_READ_LMP_VERSION 0x1001 74 #define HCI_RESET 0x0C03 75 76 #define FILL_COMMAND(buf, command) ((int16_t *)buf)[0] = command 77 #define FILL_LENGTH(buf, length) buf[2] = length 78 #define FILL_INDEX(buf, index) buf[3] = index 79 #define FILL_FW_DATA(buf, firmware, ptr, len) memcpy(buf + 4, firmware + ptr, len) 80 81 enum { 82 STATE_READ_ROM_VERSION, 83 STATE_LOAD_FIRMWARE, 84 STATE_RESET, 85 STATE_DONE, 86 }; 87 88 enum { FW_DONE, FW_MORE_TO_DO }; 89 90 typedef struct { 91 uint16_t prod_id; 92 uint16_t lmp_sub; 93 char * mp_patch_name; 94 char * patch_name; 95 char * config_name; 96 97 uint8_t *fw_cache1; 98 int fw_len1; 99 } patch_info; 100 101 static patch_info fw_patch_table[] = { 102 /* { pid, lmp_sub, mp_fw_name, fw_name, config_name, fw_cache, fw_len } */ 103 {0x1724, 0x1200, "mp_rtl8723a_fw", "rtl8723a_fw", "rtl8723a_config", NULL, 0}, /* RTL8723A */ 104 {0x8723, 0x1200, "mp_rtl8723a_fw", "rtl8723a_fw", "rtl8723a_config", NULL, 0}, /* 8723AE */ 105 {0xA723, 0x1200, "mp_rtl8723a_fw", "rtl8723a_fw", "rtl8723a_config", NULL, 0}, /* 8723AE for LI */ 106 {0x0723, 0x1200, "mp_rtl8723a_fw", "rtl8723a_fw", "rtl8723a_config", NULL, 0}, /* 8723AE */ 107 {0x3394, 0x1200, "mp_rtl8723a_fw", "rtl8723a_fw", "rtl8723a_config", NULL, 0}, /* 8723AE for Azurewave */ 108 109 {0x0724, 0x1200, "mp_rtl8723a_fw", "rtl8723a_fw", "rtl8723a_config", NULL, 0}, /* 8723AU */ 110 {0x8725, 0x1200, "mp_rtl8723a_fw", "rtl8723a_fw", "rtl8723a_config", NULL, 0}, /* 8723AU */ 111 {0x872A, 0x1200, "mp_rtl8723a_fw", "rtl8723a_fw", "rtl8723a_config", NULL, 0}, /* 8723AU */ 112 {0x872B, 0x1200, "mp_rtl8723a_fw", "rtl8723a_fw", "rtl8723a_config", NULL, 0}, /* 8723AU */ 113 114 {0xb720, 0x8723, "mp_rtl8723b_fw", "rtl8723b_fw", "rtl8723bu_config", NULL, 0}, /* RTL8723BU */ 115 {0xb72A, 0x8723, "mp_rtl8723b_fw", "rtl8723b_fw", "rtl8723bu_config", NULL, 0}, /* RTL8723BU */ 116 {0xb728, 0x8723, "mp_rtl8723b_fw", "rtl8723b_fw", "rtl8723b_config", NULL, 0}, /* RTL8723BE for LC */ 117 {0xb723, 0x8723, "mp_rtl8723b_fw", "rtl8723b_fw", "rtl8723b_config", NULL, 0}, /* RTL8723BE */ 118 {0xb72B, 0x8723, "mp_rtl8723b_fw", "rtl8723b_fw", "rtl8723b_config", NULL, 0}, /* RTL8723BE */ 119 {0xb001, 0x8723, "mp_rtl8723b_fw", "rtl8723b_fw", "rtl8723b_config", NULL, 0}, /* RTL8723BE for HP */ 120 {0xb002, 0x8723, "mp_rtl8723b_fw", "rtl8723b_fw", "rtl8723b_config", NULL, 0}, /* RTL8723BE */ 121 {0xb003, 0x8723, "mp_rtl8723b_fw", "rtl8723b_fw", "rtl8723b_config", NULL, 0}, /* RTL8723BE */ 122 {0xb004, 0x8723, "mp_rtl8723b_fw", "rtl8723b_fw", "rtl8723b_config", NULL, 0}, /* RTL8723BE */ 123 {0xb005, 0x8723, "mp_rtl8723b_fw", "rtl8723b_fw", "rtl8723b_config", NULL, 0}, /* RTL8723BE */ 124 125 {0x3410, 0x8723, "mp_rtl8723b_fw", "rtl8723b_fw", "rtl8723b_config", NULL, 0}, /* RTL8723BE for Azurewave */ 126 {0x3416, 0x8723, "mp_rtl8723b_fw", "rtl8723b_fw", "rtl8723b_config", NULL, 0}, /* RTL8723BE for Azurewave */ 127 {0x3459, 0x8723, "mp_rtl8723b_fw", "rtl8723b_fw", "rtl8723b_config", NULL, 0}, /* RTL8723BE for Azurewave */ 128 {0xE085, 0x8723, "mp_rtl8723b_fw", "rtl8723b_fw", "rtl8723b_config", NULL, 0}, /* RTL8723BE for Foxconn */ 129 {0xE08B, 0x8723, "mp_rtl8723b_fw", "rtl8723b_fw", "rtl8723b_config", NULL, 0}, /* RTL8723BE for Foxconn */ 130 {0xE09E, 0x8723, "mp_rtl8723b_fw", "rtl8723b_fw", "rtl8723b_config", NULL, 0}, /* RTL8723BE for Foxconn */ 131 132 {0xA761, 0x8761, "mp_rtl8761a_fw", "rtl8761au_fw", "rtl8761a_config", NULL, 0}, /* RTL8761AU only */ 133 {0x818B, 0x8761, "mp_rtl8761a_fw", "rtl8761aw_fw", "rtl8761aw_config", NULL, 0}, /* RTL8761AW + 8192EU */ 134 {0x818C, 0x8761, "mp_rtl8761a_fw", "rtl8761aw_fw", "rtl8761aw_config", NULL, 0}, /* RTL8761AW + 8192EU */ 135 {0x8760, 0x8761, "mp_rtl8761a_fw", "rtl8761au_fw", "rtl8761a_config", NULL, 0}, /* RTL8761AU + 8192EE */ 136 {0xB761, 0x8761, "mp_rtl8761a_fw", "rtl8761au_fw", "rtl8761a_config", NULL, 0}, /* RTL8761AU + 8192EE */ 137 {0x8761, 0x8761, "mp_rtl8761a_fw", "rtl8761au_fw", "rtl8761a_config", NULL, 0}, /* RTL8761AU + 8192EE for LI */ 138 {0x8A60, 0x8761, "mp_rtl8761a_fw", "rtl8761au_fw", "rtl8761a_config", NULL, 0}, /* RTL8761AU + 8812AE */ 139 {0x3527, 0x8761, "mp_rtl8761a_fw", "rtl8761au_fw", "rtl8761a_config", NULL, 0}, /* RTL8761AU + 8814AE */ 140 141 {0x8821, 0x8821, "mp_rtl8821a_fw", "rtl8821a_fw", "rtl8821a_config", NULL, 0}, /* RTL8821AE */ 142 {0x0821, 0x8821, "mp_rtl8821a_fw", "rtl8821a_fw", "rtl8821a_config", NULL, 0}, /* RTL8821AE */ 143 {0x0823, 0x8821, "mp_rtl8821a_fw", "rtl8821a_fw", "rtl8821a_config", NULL, 0}, /* RTL8821AU */ 144 {0x3414, 0x8821, "mp_rtl8821a_fw", "rtl8821a_fw", "rtl8821a_config", NULL, 0}, /* RTL8821AE */ 145 {0x3458, 0x8821, "mp_rtl8821a_fw", "rtl8821a_fw", "rtl8821a_config", NULL, 0}, /* RTL8821AE */ 146 {0x3461, 0x8821, "mp_rtl8821a_fw", "rtl8821a_fw", "rtl8821a_config", NULL, 0}, /* RTL8821AE */ 147 {0x3462, 0x8821, "mp_rtl8821a_fw", "rtl8821a_fw", "rtl8821a_config", NULL, 0}, /* RTL8821AE */ 148 149 {0xb82c, 0x8822, "mp_rtl8822bu_fw", "rtl8822bu_fw", "rtl8822bu_config", NULL, 0}, /* RTL8822BU */ 150 {0xd723, 0x8723, "mp_rtl8723du_fw", "rtl8723du_fw", "rtl8723du_config", NULL, 0}, /* RTL8723DU */ 151 {0xb820, 0x8821, "mp_rtl8821cu_fw", "rtl8821cu_fw", "rtl8821cu_config", NULL, 0}, /* RTL8821CU */ 152 {0xc820, 0x8821, "mp_rtl8821cu_fw", "rtl8821cu_fw", "rtl8821cu_config", NULL, 0}, /* RTL8821CU */ 153 154 {0xc82c, 0x8822, "mp_rtl8822cu_fw", "rtl8822cu_fw", "rtl8822cu_config", NULL, 0}, /* RTL8822CU */ 155 {0xc822, 0x8822, "mp_rtl8822cu_fw", "rtl8822cu_fw", "rtl8822cu_config", NULL, 0}, /* RTL8822CE */ 156 {0xb00c, 0x8822, "mp_rtl8822cu_fw", "rtl8822cu_fw", "rtl8822cu_config", NULL, 0}, /* RTL8822CE */ 157 {0xc123, 0x8822, "mp_rtl8822cu_fw", "rtl8822cu_fw", "rtl8822cu_config", NULL, 0}, /* RTL8822CE */ 158 {0x3549, 0x8822, "mp_rtl8822cu_fw", "rtl8822cu_fw", "rtl8822cu_config", NULL, 0}, /* RTL8822CE for Azurewave */ 159 160 {0x8771, 0x8761, "mp_rtl8761bu_fw", "rtl8761bu_fw", "rtl8761bu_config", NULL, 0}, /* RTL8761BU only */ 161 162 /* NOTE: must append patch entries above the null entry */ 163 {0, 0, NULL, NULL, NULL, NULL, 0}}; 164 165 uint16_t project_id[] = { 166 ROM_LMP_8723a, ROM_LMP_8723b, ROM_LMP_8821a, ROM_LMP_8761a, ROM_LMP_NONE, 167 ROM_LMP_NONE, ROM_LMP_NONE, ROM_LMP_NONE, ROM_LMP_8822b, ROM_LMP_8723b, /* RTL8723DU */ 168 ROM_LMP_8821a, /* RTL8821CU */ 169 ROM_LMP_NONE, ROM_LMP_NONE, ROM_LMP_8822b, /* RTL8822CU */ 170 ROM_LMP_8761a, /* index 14 for 8761BU */ 171 }; 172 173 static btstack_packet_callback_registration_t hci_event_callback_registration; 174 static uint8_t state = STATE_READ_ROM_VERSION; 175 static uint8_t rom_version; 176 static uint16_t lmp_subversion; 177 static uint16_t product_id; 178 static patch_info * patch; 179 180 #ifdef HAVE_POSIX_FILE_IO 181 static const char *firmware_folder_path = "."; 182 static const char *firmware_file_path; 183 static const char *config_folder_path = "."; 184 static const char *config_file_path; 185 static char firmware_file[1000]; 186 static char config_file[1000]; 187 #endif 188 189 const uint8_t FW_SIGNATURE[8] = {0x52, 0x65, 0x61, 0x6C, 0x74, 0x65, 0x63, 0x68}; 190 const uint8_t EXTENSION_SIGNATURE[4] = {0x51, 0x04, 0xFD, 0x77}; 191 192 static void hci_packet_handler(uint8_t packet_type, uint16_t channel, uint8_t *packet, uint16_t size) { 193 UNUSED(channel); 194 UNUSED(size); 195 if (packet_type != HCI_EVENT_PACKET || hci_event_packet_get_type(packet) != HCI_EVENT_COMMAND_COMPLETE) { 196 return; 197 } 198 uint16_t opcode = hci_event_command_complete_get_command_opcode(packet); 199 200 switch (opcode) { 201 case HCI_READ_ROM_VERSION: 202 rom_version = hci_event_command_complete_get_return_parameters(packet)[1]; 203 log_info("Received ROM version 0x%02x", rom_version); 204 break; 205 default: 206 break; 207 } 208 } 209 210 static void chipset_init(const void *config) { 211 UNUSED(config); 212 #ifdef HAVE_POSIX_FILE_IO 213 // determine file path 214 if (firmware_file_path == NULL || config_file_path == NULL) { 215 log_info("firmware or config file path is empty. Using product id 0x%04x!", product_id); 216 patch = NULL; 217 for (uint16_t i = 0; i < sizeof(fw_patch_table) / sizeof(patch_info); i++) { 218 if (fw_patch_table[i].prod_id == product_id) { 219 patch = &fw_patch_table[i]; 220 break; 221 } 222 } 223 if (patch == NULL) { 224 log_info("Product id 0x%04x is unknown", product_id); 225 state = STATE_DONE; 226 return; 227 } 228 snprintf(firmware_file, sizeof(firmware_file), "%s/%s", firmware_folder_path, patch->patch_name); 229 snprintf(config_file, sizeof(config_file), "%s/%s", config_folder_path, patch->config_name); 230 firmware_file_path = &firmware_file[0]; 231 config_file_path = &config_file[0]; 232 lmp_subversion = patch->lmp_sub; 233 } 234 log_info("Using firmware '%s' and config '%s'", firmware_file_path, config_file_path); 235 236 // activate hci callback 237 hci_event_callback_registration.callback = &hci_packet_handler; 238 hci_add_event_handler(&hci_event_callback_registration); 239 state = STATE_READ_ROM_VERSION; 240 #endif 241 } 242 243 #ifdef HAVE_POSIX_FILE_IO 244 245 /** 246 * @brief Opens the specified file and stores content to an allocated buffer 247 * 248 * @param file 249 * @param buf 250 * @param name 251 * @return uint32_t Length of file 252 */ 253 static uint32_t read_file(FILE **file, uint8_t **buf, const char *name) { 254 uint32_t size; 255 256 // open file 257 *file = fopen(name, "rb"); 258 if (*file == NULL) { 259 log_info("Failed to open file %s", name); 260 return 0; 261 } 262 263 // determine length of file 264 fseek(*file, 0, SEEK_END); 265 size = ftell(*file); 266 fseek(*file, 0, SEEK_SET); 267 if (size <= 0) { 268 return 0; 269 } 270 271 // allocate memory 272 *buf = malloc(size); 273 if (*buf == NULL) { 274 fclose(*file); 275 *file = NULL; 276 log_info("Failed to allocate %u bytes for file %s", size, name); 277 return 0; 278 } 279 280 // read file 281 size_t ret = fread(*buf, size, 1, *file); 282 if (ret != 1) { 283 log_info("Failed to read %u bytes from file %s (ret = %d)", size, name, (int) ret); 284 fclose(*file); 285 free(*buf); 286 *file = NULL; 287 *buf = NULL; 288 return 0; 289 } 290 291 log_info("Opened file %s and read %u bytes", name, size); 292 return size; 293 } 294 295 static void finalize_file_and_buffer(FILE **file, uint8_t **buffer) { 296 fclose(*file); 297 free(*buffer); 298 *buffer = NULL; 299 *file = NULL; 300 } 301 302 static uint8_t update_firmware(const char *firmware, const char *config, uint8_t *hci_cmd_buffer) { 303 static uint8_t *patch_buf = NULL; 304 static uint32_t fw_total_len; 305 static uint32_t fw_ptr; 306 static uint8_t index; 307 308 // read firmware and config 309 if (patch_buf == NULL) { 310 uint16_t patch_length = 0; 311 uint32_t offset; 312 FILE * fw = NULL; 313 uint32_t fw_size; 314 uint8_t *fw_buf = NULL; 315 316 FILE * conf = NULL; 317 uint32_t conf_size; 318 uint8_t *conf_buf = NULL; 319 320 if (firmware == NULL || config == NULL) { 321 log_info("Please specify realtek firmware and config file paths"); 322 return FW_DONE; 323 } 324 325 // read firmware 326 fw_size = read_file(&fw, &fw_buf, firmware); 327 if (fw_size == 0) { 328 log_info("Firmware size is 0. Quit!"); 329 return FW_DONE; 330 } 331 332 // read config 333 conf_size = read_file(&conf, &conf_buf, config); 334 if (conf_size == 0) { 335 log_info("Config size is 0. Quit!"); 336 fclose(fw); 337 free(fw_buf); 338 fw_buf = NULL; 339 fw = NULL; 340 return FW_DONE; 341 finalize_file_and_buffer(&fw, &fw_buf); 342 } 343 344 // check signature 345 if (memcmp(fw_buf, FW_SIGNATURE, 8) != 0 || memcmp(fw_buf + fw_size - 4, EXTENSION_SIGNATURE, 4) != 0) { 346 log_info("Wrong signature. Quit!"); 347 finalize_file_and_buffer(&fw, &fw_buf); 348 finalize_file_and_buffer(&conf, &conf_buf); 349 return FW_DONE; 350 } 351 352 // check project id 353 if (lmp_subversion != project_id[*(fw_buf + fw_size - 7)]) { 354 log_info("Wrong project id. Quit!"); 355 finalize_file_and_buffer(&fw, &fw_buf); 356 finalize_file_and_buffer(&conf, &conf_buf); 357 return FW_DONE; 358 } 359 360 // read firmware version 361 uint32_t fw_version = little_endian_read_32(fw_buf, 8); 362 log_info("Firmware version: 0x%x", fw_version); 363 364 // read number of patches 365 uint16_t fw_num_patches = little_endian_read_16(fw_buf, 12); 366 log_info("Number of patches: %d", fw_num_patches); 367 368 // find correct entry 369 for (uint16_t i = 0; i < fw_num_patches; i++) { 370 if (little_endian_read_16(fw_buf, 14 + 2 * i) == rom_version + 1) { 371 patch_length = little_endian_read_16(fw_buf, 14 + 2 * fw_num_patches + 2 * i); 372 offset = little_endian_read_32(fw_buf, 14 + 4 * fw_num_patches + 4 * i); 373 log_info("patch_length %u, offset %u", patch_length, offset); 374 break; 375 } 376 } 377 if (patch_length == 0) { 378 log_debug("Failed to find valid patch"); 379 finalize_file_and_buffer(&fw, &fw_buf); 380 finalize_file_and_buffer(&conf, &conf_buf); 381 return FW_DONE; 382 } 383 384 // allocate patch buffer 385 fw_total_len = patch_length + conf_size; 386 patch_buf = malloc(fw_total_len); 387 if (patch_buf == NULL) { 388 log_debug("Failed to allocate %u bytes for patch buffer", fw_total_len); 389 finalize_file_and_buffer(&fw, &fw_buf); 390 finalize_file_and_buffer(&conf, &conf_buf); 391 return FW_DONE; 392 } 393 394 // copy patch 395 memcpy(patch_buf, fw_buf + offset, patch_length); 396 memcpy(patch_buf + patch_length - 4, &fw_version, 4); 397 memcpy(patch_buf + patch_length, conf_buf, conf_size); 398 fw_ptr = 0; 399 index = 0; 400 401 // close files 402 finalize_file_and_buffer(&fw, &fw_buf); 403 finalize_file_and_buffer(&conf, &conf_buf); 404 } 405 406 uint8_t len; 407 if (fw_total_len - fw_ptr > 252) { 408 len = 252; 409 } else { 410 len = fw_total_len - fw_ptr; 411 index |= 0x80; // end 412 } 413 414 if (len) { 415 FILL_COMMAND(hci_cmd_buffer, HCI_DOWNLOAD_FW); 416 FILL_LENGTH(hci_cmd_buffer, len + 1); 417 FILL_INDEX(hci_cmd_buffer, index); 418 FILL_FW_DATA(hci_cmd_buffer, patch_buf, fw_ptr, len); 419 index++; 420 fw_ptr += len; 421 return FW_MORE_TO_DO; 422 } 423 424 // cleanup and return 425 free(patch_buf); 426 patch_buf = NULL; 427 return FW_DONE; 428 } 429 430 #endif // HAVE_POSIX_FILE_IO 431 432 static btstack_chipset_result_t chipset_next_command(uint8_t *hci_cmd_buffer) { 433 #ifdef HAVE_POSIX_FILE_IO 434 uint8_t ret; 435 while (true) { 436 switch (state) { 437 case STATE_READ_ROM_VERSION: 438 FILL_COMMAND(hci_cmd_buffer, HCI_READ_ROM_VERSION); 439 FILL_LENGTH(hci_cmd_buffer, 0); 440 state = STATE_LOAD_FIRMWARE; 441 break; 442 case STATE_LOAD_FIRMWARE: 443 if (lmp_subversion != ROM_LMP_8723a) { 444 ret = update_firmware(firmware_file_path, config_file_path, hci_cmd_buffer); 445 } else { 446 log_info("Realtek firmware for old patch style not implemented"); 447 ret = FW_DONE; 448 } 449 if (ret != FW_DONE) { 450 break; 451 } 452 // we are done fall through 453 state = STATE_RESET; 454 case STATE_RESET: 455 FILL_COMMAND(hci_cmd_buffer, HCI_RESET); 456 FILL_LENGTH(hci_cmd_buffer, 0); 457 state = STATE_DONE; 458 break; 459 case STATE_DONE: 460 hci_remove_event_handler(&hci_event_callback_registration); 461 return BTSTACK_CHIPSET_DONE; 462 break; 463 default: 464 log_info("Invalid state %d", state); 465 return BTSTACK_CHIPSET_DONE; 466 break; 467 } 468 return BTSTACK_CHIPSET_VALID_COMMAND; 469 } 470 #else // HAVE_POSIX_FILE_IO 471 log_info("Realtek without File IO is not implemented yet"); 472 return BTSTACK_CHIPSET_NO_INIT_SCRIPT; 473 #endif // HAVE_POSIX_FILE_IO 474 } 475 476 void btstack_chipset_realtek_set_firmware_file_path(const char *path) { 477 #ifdef HAVE_POSIX_FILE_IO 478 firmware_file_path = path; 479 #endif 480 } 481 482 void btstack_chipset_realtek_set_firmware_folder_path(const char *path) { 483 #ifdef HAVE_POSIX_FILE_IO 484 firmware_folder_path = path; 485 #endif 486 } 487 488 void btstack_chipset_realtek_set_config_file_path(const char *path) { 489 #ifdef HAVE_POSIX_FILE_IO 490 config_file_path = path; 491 #endif 492 } 493 494 void btstack_chipset_realtek_set_config_folder_path(const char *path) { 495 #ifdef HAVE_POSIX_FILE_IO 496 config_folder_path = path; 497 #endif 498 } 499 500 void btstack_chipset_realtek_set_lmp_subversion(uint16_t version) { 501 lmp_subversion = version; 502 } 503 504 void btstack_chipset_realtek_set_product_id(uint16_t id) { 505 product_id = id; 506 } 507 508 uint16_t btstack_chipset_realtek_get_num_usb_controllers(void){ 509 return (sizeof(fw_patch_table) / sizeof(patch_info)) - 1; // sentinel 510 } 511 512 void btstack_chipset_realtek_get_vendor_product_id(uint16_t index, uint16_t * out_vendor_id, uint16_t * out_product_id){ 513 btstack_assert(index < ((sizeof(fw_patch_table) / sizeof(patch_info)) - 1)); 514 *out_vendor_id = 0xbda; 515 *out_product_id = fw_patch_table[index].prod_id; 516 } 517 518 static const btstack_chipset_t btstack_chipset_realtek = { 519 "REALTEK", chipset_init, chipset_next_command, 520 NULL, // chipset_set_baudrate_command, 521 NULL, // chipset_set_bd_addr_command not supported or implemented 522 }; 523 524 // MARK: public API 525 const btstack_chipset_t *btstack_chipset_realtek_instance(void) { return &btstack_chipset_realtek; } 526