1 /* 2 * Copyright (C) 2014 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 52 #include "btstack_config.h" 53 54 #include "bluetooth_company_id.h" 55 #include "ble/le_device_db_tlv.h" 56 #include "btstack_chipset_bcm.h" 57 #include "btstack_chipset_bcm_download_firmware.h" 58 #include "btstack_debug.h" 59 #include "btstack_event.h" 60 #include "btstack_memory.h" 61 #include "btstack_run_loop.h" 62 #include "btstack_run_loop_posix.h" 63 #include "btstack_stdin.h" 64 #include "btstack_uart.h" 65 #include "btstack_tlv_posix.h" 66 #include "classic/btstack_link_key_db_tlv.h" 67 #include "hci.h" 68 #include "hci_dump.h" 69 70 71 int btstack_main(int argc, const char * argv[]); 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 79 static hci_transport_config_uart_t transport_config = { 80 HCI_TRANSPORT_CONFIG_UART, 81 115200, 82 921600, // main baudrate 83 0, // flow control 84 NULL, 85 BTSTACK_UART_PARITY_EVEN, // parity 86 }; 87 static btstack_uart_config_t uart_config; 88 89 static int main_argc; 90 static const char ** main_argv; 91 92 static btstack_packet_callback_registration_t hci_event_callback_registration; 93 94 static void sigint_handler(int param){ 95 UNUSED(param); 96 97 printf("CTRL-C - SIGINT received, shutting down..\n"); 98 log_info("sigint_handler: shutting down"); 99 100 // reset anyway 101 btstack_stdin_reset(); 102 103 // power down 104 hci_power_control(HCI_POWER_OFF); 105 hci_close(); 106 log_info("Good bye, see you.\n"); 107 exit(0); 108 } 109 110 static int led_state = 0; 111 void hal_led_toggle(void){ 112 led_state = 1 - led_state; 113 printf("LED State %u\n", led_state); 114 } 115 116 static void packet_handler (uint8_t packet_type, uint16_t channel, uint8_t *packet, uint16_t size){ 117 bd_addr_t addr; 118 if (packet_type != HCI_EVENT_PACKET) return; 119 switch (hci_event_packet_get_type(packet)){ 120 case BTSTACK_EVENT_STATE: 121 if (btstack_event_state_get_state(packet) != HCI_STATE_WORKING) break; 122 gap_local_bd_addr(addr); 123 printf("BTstack up and running at %s\n", bd_addr_to_str(addr)); 124 // setup TLV 125 btstack_strcpy(tlv_db_path, sizeof(tlv_db_path), TLV_DB_PATH_PREFIX); 126 btstack_strcat(tlv_db_path, sizeof(tlv_db_path), bd_addr_to_str(addr)); 127 btstack_strcat(tlv_db_path, sizeof(tlv_db_path), TLV_DB_PATH_POSTFIX); 128 tlv_impl = btstack_tlv_posix_init_instance(&tlv_context, tlv_db_path); 129 btstack_tlv_set_instance(tlv_impl, &tlv_context); 130 #ifdef ENABLE_CLASSIC 131 hci_set_link_key_db(btstack_link_key_db_tlv_get_instance(tlv_impl, &tlv_context)); 132 #endif 133 #ifdef ENABLE_BLE 134 le_device_db_tlv_configure(tlv_impl, &tlv_context); 135 #endif 136 break; 137 default: 138 break; 139 } 140 } 141 142 static void phase2(int status); 143 int main(int argc, const char * argv[]){ 144 145 /// GET STARTED with BTstack /// 146 btstack_memory_init(); 147 148 // use logger: format HCI_DUMP_PACKETLOGGER, HCI_DUMP_BLUEZ or HCI_DUMP_STDOUT 149 const char * pklg_path = "/tmp/hci_dump.pklg"; 150 // hci_dump_open(pklg_path, HCI_DUMP_PACKETLOGGER); 151 printf("Packet Log: %s\n", pklg_path); 152 153 // setup run loop 154 btstack_run_loop_init(btstack_run_loop_posix_get_instance()); 155 156 // pick serial port and configure uart block driver 157 transport_config.device_name = "/dev/tty.usbserial-A9OVNX5P"; // RedBear IoT pHAT breakout board 158 159 // get BCM chipset driver 160 const btstack_chipset_t * chipset = btstack_chipset_bcm_instance(); 161 chipset->init(&transport_config); 162 163 // set chipset name 164 btstack_chipset_bcm_set_device_name("BCM43430A1"); 165 166 // setup UART driver 167 const btstack_uart_t * uart_driver = (const btstack_uart_t *) btstack_uart_posix_instance(); 168 169 // extract UART config from transport config 170 uart_config.baudrate = transport_config.baudrate_init; 171 uart_config.flowcontrol = transport_config.flowcontrol; 172 uart_config.device_name = transport_config.device_name; 173 uart_driver->init(&uart_config); 174 175 176 // setup HCI (to be able to use bcm chipset driver) 177 // init HCI 178 const hci_transport_t * transport = hci_transport_h5_instance(uart_driver); 179 hci_init(transport, (void*) &transport_config); 180 hci_set_chipset(btstack_chipset_bcm_instance()); 181 182 // inform about BTstack state 183 hci_event_callback_registration.callback = &packet_handler; 184 hci_add_event_handler(&hci_event_callback_registration); 185 186 // handle CTRL-c 187 signal(SIGINT, sigint_handler); 188 189 main_argc = argc; 190 main_argv = argv; 191 192 // phase #1 download firmware 193 printf("Phase 1: Download firmware\n"); 194 195 // phase #2 start main app 196 btstack_chipset_bcm_download_firmware_with_uart(uart_driver, transport_config.baudrate_main, &phase2); 197 198 // go 199 btstack_run_loop_execute(); 200 return 0; 201 } 202 203 static void phase2(int status){ 204 205 if (status){ 206 printf("Download firmware failed\n"); 207 return; 208 } 209 210 printf("Phase 2: Main app\n"); 211 212 // setup app 213 btstack_main(main_argc, main_argv); 214 } 215 216