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 "ble/le_device_db_tlv.h" 55 #include "bluetooth_company_id.h" 56 #include "btstack_chipset_cc256x.h" 57 #include "btstack_chipset_csr.h" 58 #include "btstack_chipset_em9301.h" 59 #include "btstack_chipset_stlc2500d.h" 60 #include "btstack_chipset_tc3566x.h" 61 #include "btstack_debug.h" 62 #include "btstack_event.h" 63 #include "btstack_memory.h" 64 #include "btstack_run_loop.h" 65 #include "btstack_run_loop_posix.h" 66 #include "btstack_signal.h" 67 #include "btstack_stdin.h" 68 #include "btstack_tlv_posix.h" 69 #include "btstack_uart.h" 70 #include "classic/btstack_link_key_db_tlv.h" 71 #include "hci.h" 72 #include "hci_dump.h" 73 #include "hci_dump_posix_fs.h" 74 #include "hci_transport.h" 75 #include "hci_transport_h5.h" 76 77 int btstack_main(int argc, const char * argv[]); 78 79 #define TLV_DB_PATH_PREFIX "/tmp/btstack_" 80 #define TLV_DB_PATH_POSTFIX ".tlv" 81 static char tlv_db_path[100]; 82 static const btstack_tlv_t * tlv_impl; 83 static btstack_tlv_posix_t tlv_context; 84 static bd_addr_t local_addr; 85 static bool shutdown_triggered; 86 87 static hci_transport_config_uart_t config = { 88 HCI_TRANSPORT_CONFIG_UART, 89 115200, 90 0, // main baudrate 91 1, // flow control 92 NULL, 93 BTSTACK_UART_PARITY_EVEN, // parity 94 }; 95 96 static btstack_packet_callback_registration_t hci_event_callback_registration; 97 static void local_version_information_handler(uint8_t * packet); 98 99 100 static int led_state = 0; 101 void hal_led_toggle(void){ 102 led_state = 1 - led_state; 103 printf("LED State %u\n", led_state); 104 } 105 static void use_fast_uart(void){ 106 printf("Using 921600 baud.\n"); 107 config.baudrate_main = 921600; 108 } 109 110 static void local_version_information_handler(uint8_t * packet){ 111 printf("Local version information:\n"); 112 uint16_t hci_version = packet[6]; 113 uint16_t hci_revision = little_endian_read_16(packet, 7); 114 uint16_t lmp_version = packet[9]; 115 uint16_t manufacturer = little_endian_read_16(packet, 10); 116 uint16_t lmp_subversion = little_endian_read_16(packet, 12); 117 printf("- HCI Version 0x%04x\n", hci_version); 118 printf("- HCI Revision 0x%04x\n", hci_revision); 119 printf("- LMP Version 0x%04x\n", lmp_version); 120 printf("- LMP Revision 0x%04x\n", lmp_subversion); 121 printf("- Manufacturer 0x%04x\n", manufacturer); 122 switch (manufacturer){ 123 case BLUETOOTH_COMPANY_ID_CAMBRIDGE_SILICON_RADIO: 124 printf("Cambridge Silicon Radio - CSR chipset, Build ID: %u.\n", hci_revision); 125 use_fast_uart(); 126 hci_set_chipset(btstack_chipset_csr_instance()); 127 break; 128 case BLUETOOTH_COMPANY_ID_TEXAS_INSTRUMENTS_INC: 129 printf("Texas Instruments - CC256x compatible chipset.\n"); 130 use_fast_uart(); 131 hci_set_chipset(btstack_chipset_cc256x_instance()); 132 break; 133 case BLUETOOTH_COMPANY_ID_BROADCOM_CORPORATION: 134 printf("Broadcom chipset. Not supported by posix-h5 port, please use port/posix-h5-bcm\n"); 135 exit(10); 136 break; 137 case BLUETOOTH_COMPANY_ID_ST_MICROELECTRONICS: 138 printf("ST Microelectronics - using STLC2500d driver.\n"); 139 use_fast_uart(); 140 hci_set_chipset(btstack_chipset_stlc2500d_instance()); 141 break; 142 case BLUETOOTH_COMPANY_ID_EM_MICROELECTRONIC_MARIN_SA: 143 printf("EM Microelectronics - using EM9301 driver.\n"); 144 hci_set_chipset(btstack_chipset_em9301_instance()); 145 break; 146 default: 147 printf("Unknown manufacturer / manufacturer not supported yet.\n"); 148 break; 149 } 150 } 151 152 static void packet_handler (uint8_t packet_type, uint16_t channel, uint8_t *packet, uint16_t size){ 153 if (packet_type != HCI_EVENT_PACKET) return; 154 switch (hci_event_packet_get_type(packet)){ 155 case BTSTACK_EVENT_STATE: 156 switch(btstack_event_state_get_state(packet)){ 157 case HCI_STATE_WORKING: 158 gap_local_bd_addr(local_addr); 159 printf("BTstack up and running on %s.\n", bd_addr_to_str(local_addr)); 160 btstack_strcpy(tlv_db_path, sizeof(tlv_db_path), TLV_DB_PATH_PREFIX); 161 btstack_strcat(tlv_db_path, sizeof(tlv_db_path), bd_addr_to_str_with_delimiter(local_addr, '-')); 162 btstack_strcat(tlv_db_path, sizeof(tlv_db_path), TLV_DB_PATH_POSTFIX); 163 tlv_impl = btstack_tlv_posix_init_instance(&tlv_context, tlv_db_path); 164 btstack_tlv_set_instance(tlv_impl, &tlv_context); 165 #ifdef ENABLE_CLASSIC 166 hci_set_link_key_db(btstack_link_key_db_tlv_get_instance(tlv_impl, &tlv_context)); 167 #endif 168 #ifdef ENABLE_BLE 169 le_device_db_tlv_configure(tlv_impl, &tlv_context); 170 #endif 171 break; 172 case HCI_STATE_OFF: 173 btstack_tlv_posix_deinit(&tlv_context); 174 if (!shutdown_triggered) break; 175 // reset stdin 176 btstack_stdin_reset(); 177 log_info("Good bye, see you.\n"); 178 exit(0); 179 break; 180 default: 181 break; 182 } 183 break; 184 case HCI_EVENT_COMMAND_COMPLETE: 185 if (hci_event_command_complete_get_command_opcode(packet) == HCI_OPCODE_HCI_READ_LOCAL_NAME){ 186 if (hci_event_command_complete_get_return_parameters(packet)[0]) break; 187 // terminate, name 248 chars 188 packet[6+248] = 0; 189 printf("Local name: %s\n", &packet[6]); 190 } 191 if (hci_event_command_complete_get_command_opcode(packet) == HCI_OPCODE_HCI_READ_LOCAL_VERSION_INFORMATION){ 192 local_version_information_handler(packet); 193 } 194 break; 195 default: 196 break; 197 } 198 } 199 200 static void trigger_shutdown(void){ 201 printf("CTRL-C - SIGINT received, shutting down..\n"); 202 log_info("sigint_handler: shutting down"); 203 shutdown_triggered = true; 204 hci_power_control(HCI_POWER_OFF); 205 } 206 207 int main(int argc, const char * argv[]){ 208 209 /// GET STARTED with BTstack /// 210 btstack_memory_init(); 211 btstack_run_loop_init(btstack_run_loop_posix_get_instance()); 212 213 // log into file using HCI_DUMP_PACKETLOGGER format 214 const char * pklg_path = "/tmp/hci_dump.pklg"; 215 hci_dump_posix_fs_open(pklg_path, HCI_DUMP_PACKETLOGGER); 216 const hci_dump_t * hci_dump_impl = hci_dump_posix_fs_get_instance(); 217 hci_dump_init(hci_dump_impl); 218 printf("Packet Log: %s\n", pklg_path); 219 220 // pick serial port 221 // config.device_name = "/dev/tty.usbserial-A900K2WS"; // DFROBOT 222 // config.device_name = "/dev/tty.usbserial-A50285BI"; // BOOST-CC2564MODA New 223 // config.device_name = "/dev/tty.usbserial-A9OVNX5P"; // RedBear IoT pHAT breakout board 224 config.device_name = "/dev/tty.usbserial-A900K0VK"; // CSR8811 breakout board 225 226 // accept path from command line 227 if (argc >= 3 && strcmp(argv[1], "-u") == 0){ 228 config.device_name = argv[2]; 229 argc -= 2; 230 memmove((void *) &argv[1], &argv[3], (argc-1) * sizeof(char *)); 231 } 232 printf("H5 device: %s\n", config.device_name); 233 234 // init HCI 235 const btstack_uart_t * uart_driver = (const btstack_uart_t *) btstack_uart_posix_instance(); 236 const hci_transport_t * transport = hci_transport_h5_instance(uart_driver); 237 hci_init(transport, (void*) &config); 238 239 // set BD_ADDR for CSR without Flash/unique address 240 // bd_addr_t own_address = { 0x11, 0x22, 0x33, 0x44, 0x55, 0x66}; 241 // btstack_chipset_csr_set_bd_addr(own_address); 242 243 // enable auto-sleep mode 244 // hci_transport_h5_set_auto_sleep(300); 245 246 // register for HCI events 247 hci_event_callback_registration.callback = &packet_handler; 248 hci_add_event_handler(&hci_event_callback_registration); 249 250 // register callback for CTRL-c 251 btstack_signal_register_callback(SIGINT, &trigger_shutdown); 252 253 // setup app 254 btstack_main(argc, argv); 255 256 // go 257 btstack_run_loop_execute(); 258 259 return 0; 260 } 261