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