1 /* 2 * Copyright (C) 2023 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__ "main.c" 39 40 // ***************************************************************************** 41 // 42 // minimal setup for HCI code 43 // 44 // ***************************************************************************** 45 46 #include <stdint.h> 47 #include <stdio.h> 48 #include <stdlib.h> 49 #include <string.h> 50 #include <signal.h> 51 #include <unistd.h> 52 53 #include "btstack_config.h" 54 55 #include "ble/le_device_db_tlv.h" 56 #include "btstack_chipset_nxp.h" 57 #include "btstack_audio.h" 58 #include "btstack_debug.h" 59 #include "btstack_event.h" 60 #include "btstack_memory.h" 61 #include "btstack_run_loop_posix.h" 62 #include "btstack_signal.h" 63 #include "btstack_stdin.h" 64 #include "btstack_tlv_posix.h" 65 #include "btstack_uart.h" 66 #include "classic/btstack_link_key_db_tlv.h" 67 #include "hci.h" 68 #include "hci_dump.h" 69 #include "hci_dump_posix_fs.h" 70 #include "hci_transport_h4.h" 71 72 73 #define TLV_DB_PATH_PREFIX "/tmp/btstack_" 74 #define TLV_DB_PATH_POSTFIX ".tlv" 75 static char tlv_db_path[100]; 76 static const btstack_tlv_t * tlv_impl; 77 static btstack_tlv_posix_t tlv_context; 78 static bd_addr_t local_addr; 79 80 static int main_argc; 81 static const char ** main_argv; 82 83 static const btstack_uart_t * uart_driver; 84 static btstack_uart_config_t uart_config; 85 86 // shutdown 87 static bool shutdown_triggered; 88 89 int btstack_main(int argc, const char * argv[]); 90 static void local_version_information_handler(uint8_t * packet); 91 92 static hci_transport_config_uart_t transport_config = { 93 HCI_TRANSPORT_CONFIG_UART, 94 115200, 95 0, // main baudrate 96 1, // flow control 97 NULL, 98 }; 99 100 static btstack_packet_callback_registration_t hci_event_callback_registration; 101 102 static void packet_handler (uint8_t packet_type, uint16_t channel, uint8_t *packet, uint16_t size){ 103 if (packet_type != HCI_EVENT_PACKET) return; 104 switch (hci_event_packet_get_type(packet)){ 105 case BTSTACK_EVENT_STATE: 106 switch(btstack_event_state_get_state(packet)){ 107 case HCI_STATE_WORKING: 108 gap_local_bd_addr(local_addr); 109 printf("BTstack up and running on %s.\n", bd_addr_to_str(local_addr)); 110 btstack_strcpy(tlv_db_path, sizeof(tlv_db_path), TLV_DB_PATH_PREFIX); 111 btstack_strcat(tlv_db_path, sizeof(tlv_db_path), bd_addr_to_str_with_delimiter(local_addr, '-')); 112 btstack_strcat(tlv_db_path, sizeof(tlv_db_path), TLV_DB_PATH_POSTFIX); 113 tlv_impl = btstack_tlv_posix_init_instance(&tlv_context, tlv_db_path); 114 btstack_tlv_set_instance(tlv_impl, &tlv_context); 115 #ifdef ENABLE_CLASSIC 116 hci_set_link_key_db(btstack_link_key_db_tlv_get_instance(tlv_impl, &tlv_context)); 117 #endif 118 #ifdef ENABLE_BLE 119 le_device_db_tlv_configure(tlv_impl, &tlv_context); 120 #endif 121 break; 122 case HCI_STATE_OFF: 123 btstack_tlv_posix_deinit(&tlv_context); 124 if (!shutdown_triggered) break; 125 // reset stdin 126 btstack_stdin_reset(); 127 log_info("Good bye, see you.\n"); 128 exit(0); 129 break; 130 default: 131 break; 132 } 133 break; 134 default: 135 break; 136 } 137 } 138 139 static void trigger_shutdown(void){ 140 printf("CTRL-C - SIGINT received, shutting down..\n"); 141 log_info("sigint_handler: shutting down"); 142 shutdown_triggered = true; 143 hci_power_control(HCI_POWER_OFF); 144 } 145 146 static int led_state = 0; 147 void hal_led_toggle(void){ 148 led_state = 1 - led_state; 149 printf("LED State %u\n", led_state); 150 } 151 152 static void nxp_phase2(uint8_t status){ 153 154 if (status){ 155 printf("Download firmware failed\n"); 156 return; 157 } 158 159 printf("Phase 2: Main app\n"); 160 161 // assert last ack was sent at original speed 162 usleep(100000); 163 164 // re-configure UART: enable flow control, set initial baudrate 165 transport_config.baudrate_init = btstack_chipset_nxp_get_initial_baudrate(); 166 uart_driver->set_flowcontrol(transport_config.flowcontrol); 167 168 // init HCI 169 const hci_transport_t * transport = hci_transport_h4_instance_for_uart(uart_driver); 170 hci_init(transport, (void*) &transport_config); 171 hci_set_chipset(btstack_chipset_nxp_instance()); 172 173 #ifdef HAVE_PORTAUDIO 174 btstack_audio_sink_set_instance(btstack_audio_portaudio_sink_get_instance()); 175 btstack_audio_source_set_instance(btstack_audio_portaudio_source_get_instance()); 176 #endif 177 178 // inform about BTstack state 179 hci_event_callback_registration.callback = &packet_handler; 180 hci_add_event_handler(&hci_event_callback_registration); 181 182 // register callback for CTRL-c 183 btstack_signal_register_callback(SIGINT, &trigger_shutdown); 184 185 // setup app 186 btstack_main(main_argc, main_argv); 187 } 188 189 int main(int argc, const char * argv[]){ 190 191 /// GET STARTED with BTstack /// 192 btstack_memory_init(); 193 btstack_run_loop_init(btstack_run_loop_posix_get_instance()); 194 195 // log into file using HCI_DUMP_PACKETLOGGER format 196 const char * pklg_path = "/tmp/hci_dump.pklg"; 197 hci_dump_posix_fs_open(pklg_path, HCI_DUMP_PACKETLOGGER); 198 const hci_dump_t * hci_dump_impl = hci_dump_posix_fs_get_instance(); 199 hci_dump_init(hci_dump_impl); 200 printf("Packet Log: %s\n", pklg_path); 201 202 // pick serial port 203 transport_config.device_name = "/dev/tty.usbserial-A506WORJ"; // DVK-ST60-2230C / 88W8997 204 // transport_config.device_name = "/dev/tty.usbserial-FT1XBGIM"; // murata m.2 adapter 205 206 // accept path from command line 207 if (argc >= 3 && strcmp(argv[1], "-u") == 0){ 208 transport_config.device_name = argv[2]; 209 argc -= 2; 210 memmove((void *) &argv[1], &argv[3], (argc-1) * sizeof(char *)); 211 } 212 printf("H4 device: %s\n", transport_config.device_name); 213 214 uart_driver = btstack_uart_posix_instance(); 215 216 // extract UART config from transport config 217 uart_config.baudrate = transport_config.baudrate_init; 218 uart_config.flowcontrol = 0; 219 uart_config.device_name = transport_config.device_name; 220 uart_driver->init(&uart_config); 221 222 main_argc = argc; 223 main_argv = argv; 224 225 const char * firmware_v1 = "uartuart8997_bt_v4.bin"; 226 printf("Phase 1: Download firmware\n"); 227 btstack_chipset_nxp_set_v1_firmware_path(firmware_v1); 228 btstack_chipset_nxp_download_firmware_with_uart(uart_driver, &nxp_phase2); 229 230 // go 231 btstack_run_loop_execute(); 232 return 0; 233 } 234