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 "ble/le_device_db_tlv.h" 57 #include "classic/btstack_link_key_db_tlv.h" 58 #include "btstack_memory.h" 59 #include "btstack_run_loop.h" 60 #include "btstack_run_loop_posix.h" 61 #include "bluetooth_company_id.h" 62 #include "hci.h" 63 #include "hci_dump.h" 64 #include "btstack_stdin.h" 65 #include "btstack_tlv_posix.h" 66 #include "btstack_uart.h" 67 68 #include "btstack_chipset_csr.h" 69 #include "btstack_chipset_cc256x.h" 70 #include "btstack_chipset_em9301.h" 71 #include "btstack_chipset_stlc2500d.h" 72 #include "btstack_chipset_tc3566x.h" 73 74 int btstack_main(int argc, const char * argv[]); 75 76 #define TLV_DB_PATH_PREFIX "/tmp/btstack_" 77 #define TLV_DB_PATH_POSTFIX ".tlv" 78 static char tlv_db_path[100]; 79 static const btstack_tlv_t * tlv_impl; 80 static btstack_tlv_posix_t tlv_context; 81 82 static hci_transport_config_uart_t config = { 83 HCI_TRANSPORT_CONFIG_UART, 84 115200, 85 0, // main baudrate 86 1, // flow control 87 NULL, 88 }; 89 90 static btstack_packet_callback_registration_t hci_event_callback_registration; 91 static void local_version_information_handler(uint8_t * packet); 92 93 static void sigint_handler(int param){ 94 UNUSED(param); 95 96 printf("CTRL-C - SIGINT received, shutting down..\n"); 97 log_info("sigint_handler: shutting down"); 98 99 // reset anyway 100 btstack_stdin_reset(); 101 102 // power down 103 hci_power_control(HCI_POWER_OFF); 104 hci_close(); 105 log_info("Good bye, see you.\n"); 106 exit(0); 107 } 108 109 static int led_state = 0; 110 void hal_led_toggle(void){ 111 led_state = 1 - led_state; 112 printf("LED State %u\n", led_state); 113 } 114 static void use_fast_uart(void){ 115 printf("Using 921600 baud.\n"); 116 config.baudrate_main = 921600; 117 } 118 119 static void local_version_information_handler(uint8_t * packet){ 120 printf("Local version information:\n"); 121 uint16_t hci_version = packet[6]; 122 uint16_t hci_revision = little_endian_read_16(packet, 7); 123 uint16_t lmp_version = packet[9]; 124 uint16_t manufacturer = little_endian_read_16(packet, 10); 125 uint16_t lmp_subversion = little_endian_read_16(packet, 12); 126 printf("- HCI Version 0x%04x\n", hci_version); 127 printf("- HCI Revision 0x%04x\n", hci_revision); 128 printf("- LMP Version 0x%04x\n", lmp_version); 129 printf("- LMP Revision 0x%04x\n", lmp_subversion); 130 printf("- Manufacturer 0x%04x\n", manufacturer); 131 switch (manufacturer){ 132 case BLUETOOTH_COMPANY_ID_CAMBRIDGE_SILICON_RADIO: 133 printf("Cambridge Silicon Radio - CSR chipset, Build ID: %u.\n", hci_revision); 134 use_fast_uart(); 135 hci_set_chipset(btstack_chipset_csr_instance()); 136 break; 137 case BLUETOOTH_COMPANY_ID_TEXAS_INSTRUMENTS_INC: 138 printf("Texas Instruments - CC256x compatible chipset.\n"); 139 use_fast_uart(); 140 hci_set_chipset(btstack_chipset_cc256x_instance()); 141 break; 142 case BLUETOOTH_COMPANY_ID_BROADCOM_CORPORATION: 143 printf("Broadcom chipset. Not supported by posix-h5 port, please use port/posix-h5-bcm\n"); 144 exit(10); 145 break; 146 case BLUETOOTH_COMPANY_ID_ST_MICROELECTRONICS: 147 printf("ST Microelectronics - using STLC2500d driver.\n"); 148 use_fast_uart(); 149 hci_set_chipset(btstack_chipset_stlc2500d_instance()); 150 break; 151 case BLUETOOTH_COMPANY_ID_EM_MICROELECTRONIC_MARIN_SA: 152 printf("EM Microelectronics - using EM9301 driver.\n"); 153 hci_set_chipset(btstack_chipset_em9301_instance()); 154 break; 155 default: 156 printf("Unknown manufacturer / manufacturer not supported yet.\n"); 157 break; 158 } 159 } 160 161 static void packet_handler (uint8_t packet_type, uint16_t channel, uint8_t *packet, uint16_t size){ 162 bd_addr_t addr; 163 if (packet_type != HCI_EVENT_PACKET) return; 164 switch (hci_event_packet_get_type(packet)){ 165 case BTSTACK_EVENT_STATE: 166 if (btstack_event_state_get_state(packet) != HCI_STATE_WORKING) break; 167 gap_local_bd_addr(addr); 168 printf("BTstack up and running at %s\n", bd_addr_to_str(addr)); 169 // setup TLV 170 strcpy(tlv_db_path, TLV_DB_PATH_PREFIX); 171 strcat(tlv_db_path, bd_addr_to_str(addr)); 172 strcat(tlv_db_path, TLV_DB_PATH_POSTFIX); 173 tlv_impl = btstack_tlv_posix_init_instance(&tlv_context, tlv_db_path); 174 btstack_tlv_set_instance(tlv_impl, &tlv_context); 175 #ifdef ENABLE_CLASSIC 176 hci_set_link_key_db(btstack_link_key_db_tlv_get_instance(tlv_impl, &tlv_context)); 177 #endif 178 #ifdef ENABLE_BLE 179 le_device_db_tlv_configure(tlv_impl, &tlv_context); 180 #endif 181 break; 182 case HCI_EVENT_COMMAND_COMPLETE: 183 if (HCI_EVENT_IS_COMMAND_COMPLETE(packet, hci_read_local_name)){ 184 if (hci_event_command_complete_get_return_parameters(packet)[0]) break; 185 // terminate, name 248 chars 186 packet[6+248] = 0; 187 printf("Local name: %s\n", &packet[6]); 188 } 189 if (HCI_EVENT_IS_COMMAND_COMPLETE(packet, hci_read_local_version_information)){ 190 local_version_information_handler(packet); 191 } 192 break; 193 default: 194 break; 195 } 196 } 197 198 int main(int argc, const char * argv[]){ 199 200 /// GET STARTED with BTstack /// 201 btstack_memory_init(); 202 btstack_run_loop_init(btstack_run_loop_posix_get_instance()); 203 204 // use logger: format HCI_DUMP_PACKETLOGGER, HCI_DUMP_BLUEZ or HCI_DUMP_STDOUT 205 const char * pklg_path = "/tmp/hci_dump.pklg"; 206 hci_dump_open(pklg_path, HCI_DUMP_PACKETLOGGER); 207 printf("Packet Log: %s\n", pklg_path); 208 209 // pick serial port 210 // config.device_name = "/dev/tty.usbserial-A900K2WS"; // DFROBOT 211 // config.device_name = "/dev/tty.usbserial-A50285BI"; // BOOST-CC2564MODA New 212 // config.device_name = "/dev/tty.usbserial-A9OVNX5P"; // RedBear IoT pHAT breakout board 213 config.device_name = "/dev/tty.usbserial-A900K0VK"; // CSR8811 breakout board 214 215 // accept path from command line 216 if (argc >= 3 && strcmp(argv[1], "-u") == 0){ 217 config.device_name = argv[2]; 218 argc -= 2; 219 memmove(&argv[1], &argv[3], (argc-1) * sizeof(char *)); 220 } 221 printf("H5 device: %s\n", config.device_name); 222 223 // init HCI 224 const btstack_uart_t * uart_driver = (const btstack_uart_t *) btstack_uart_posix_instance(); 225 const hci_transport_t * transport = hci_transport_h5_instance(uart_driver); 226 hci_init(transport, (void*) &config); 227 228 // enable BCSP mode for CSR chipsets - auto detect might not work 229 // hci_transport_h5_enable_bcsp_mode(); 230 231 // set BD_ADDR for CSR without Flash/unique address 232 // bd_addr_t own_address = { 0x11, 0x22, 0x33, 0x44, 0x55, 0x66}; 233 // btstack_chipset_csr_set_bd_addr(own_address); 234 235 // enable auto-sleep mode 236 // hci_transport_h5_set_auto_sleep(300); 237 238 // register for HCI events 239 hci_event_callback_registration.callback = &packet_handler; 240 hci_add_event_handler(&hci_event_callback_registration); 241 242 // handle CTRL-c 243 signal(SIGINT, sigint_handler); 244 245 // setup app 246 btstack_main(argc, argv); 247 248 // go 249 btstack_run_loop_execute(); 250 251 return 0; 252 } 253