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