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 MATTHIAS 24 * RINGWALD 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 "btstack_debug.h" 55 #include "btstack_event.h" 56 #include "btstack_link_key_db_fs.h" 57 #include "btstack_memory.h" 58 #include "btstack_run_loop.h" 59 #include "btstack_run_loop_posix.h" 60 #include "hci.h" 61 #include "hci_dump.h" 62 #include "btstack_stdin.h" 63 64 #include "btstack_chipset_da14581.h" 65 #include "hci_581_active_uart.h" 66 67 static int main_argc; 68 static const char ** main_argv; 69 static const btstack_uart_block_t * uart_driver; 70 static btstack_uart_config_t uart_config; 71 72 int btstack_main(int argc, const char * argv[]); 73 74 static hci_transport_config_uart_t transport_config = { 75 HCI_TRANSPORT_CONFIG_UART, 76 115200, 77 0, // main baudrate 78 1, // flow control 79 NULL, 80 }; 81 82 static btstack_packet_callback_registration_t hci_event_callback_registration; 83 84 static void packet_handler (uint8_t packet_type, uint16_t channel, uint8_t *packet, uint16_t size){ 85 if (packet_type != HCI_EVENT_PACKET) return; 86 switch (hci_event_packet_get_type(packet)){ 87 case BTSTACK_EVENT_STATE: 88 if (btstack_event_state_get_state(packet) != HCI_STATE_WORKING) break; 89 printf("BTstack up and running.\n"); 90 break; 91 default: 92 break; 93 } 94 } 95 96 static void sigint_handler(int param){ 97 UNUSED(param); 98 99 printf("CTRL-C - SIGINT received, shutting down..\n"); 100 log_info("sigint_handler: shutting down"); 101 102 // reset anyway 103 btstack_stdin_reset(); 104 105 // power down 106 hci_power_control(HCI_POWER_OFF); 107 hci_close(); 108 log_info("Good bye, see you.\n"); 109 exit(0); 110 } 111 112 static int led_state = 0; 113 void hal_led_toggle(void){ 114 led_state = 1 - led_state; 115 printf("LED State %u\n", led_state); 116 } 117 118 static void phase2(int status){ 119 120 if (status){ 121 printf("Download firmware failed\n"); 122 return; 123 } 124 125 printf("Phase 2: Main app\n"); 126 127 // init HCI 128 const hci_transport_t * transport = hci_transport_h4_instance(uart_driver); 129 const btstack_link_key_db_t * link_key_db = btstack_link_key_db_fs_instance(); 130 hci_init(transport, (void*) &transport_config); 131 hci_set_link_key_db(link_key_db); 132 133 // inform about BTstack state 134 hci_event_callback_registration.callback = &packet_handler; 135 hci_add_event_handler(&hci_event_callback_registration); 136 137 // handle CTRL-c 138 signal(SIGINT, sigint_handler); 139 140 // setup app 141 btstack_main(main_argc, main_argv); 142 } 143 144 145 int main(int argc, const char * argv[]){ 146 147 /// GET STARTED with BTstack /// 148 btstack_memory_init(); 149 btstack_run_loop_init(btstack_run_loop_posix_get_instance()); 150 151 // use logger: format HCI_DUMP_PACKETLOGGER, HCI_DUMP_BLUEZ or HCI_DUMP_STDOUT 152 const char * pklg_path = "/tmp/hci_dump.pklg"; 153 hci_dump_open(pklg_path, HCI_DUMP_PACKETLOGGER); 154 printf("Packet Log: %s\n", pklg_path); 155 156 // pick serial port and configure uart block driver 157 transport_config.device_name = "/dev/tty.usbmodem1442311"; 158 uart_driver = btstack_uart_block_posix_instance(); 159 160 // extract UART config from transport config, but overide initial uart speed 161 uart_config.baudrate = 57600; 162 uart_config.flowcontrol = transport_config.flowcontrol; 163 uart_config.device_name = transport_config.device_name; 164 uart_driver->init(&uart_config); 165 166 main_argc = argc; 167 main_argv = argv; 168 169 // phase #1 download firmware 170 printf("Phase 1: Download firmware\n"); 171 172 // phase #2 start main app 173 btstack_chipset_da14581_download_firmware(uart_driver, da14581_fw_data, da14581_fw_size, &phase2); 174 175 // go 176 btstack_run_loop_execute(); 177 return 0; 178 } 179