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