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 // ***************************************************************************** 39 // 40 // minimal setup for HCI code 41 // 42 // ***************************************************************************** 43 44 #include <stdint.h> 45 #include <stdio.h> 46 #include <stdlib.h> 47 #include <string.h> 48 #include <signal.h> 49 50 #include "btstack_config.h" 51 52 #include "btstack_debug.h" 53 #include "btstack_event.h" 54 #include "btstack_link_key_db_fs.h" 55 #include "btstack_memory.h" 56 #include "btstack_run_loop.h" 57 #include "btstack_run_loop_posix.h" 58 #include "hci.h" 59 #include "hci_dump.h" 60 #include "stdin_support.h" 61 62 #include "btstack_chipset_bcm.h" 63 #include "btstack_chipset_csr.h" 64 #include "btstack_chipset_cc256x.h" 65 #include "btstack_chipset_em9301.h" 66 #include "btstack_chipset_stlc2500d.h" 67 #include "btstack_chipset_tc3566x.h" 68 69 int btstack_main(int argc, const char * argv[]); 70 71 static hci_transport_config_uart_t config = { 72 HCI_TRANSPORT_CONFIG_UART, 73 115200, 74 0, // main baudrate 75 1, // flow control 76 NULL, 77 }; 78 79 static btstack_packet_callback_registration_t hci_event_callback_registration; 80 81 static void sigint_handler(int param){ 82 UNUSED(param); 83 84 printf("CTRL-C - SIGINT received, shutting down..\n"); 85 log_info("sigint_handler: shutting down"); 86 87 // reset anyway 88 btstack_stdin_reset(); 89 90 // power down 91 hci_power_control(HCI_POWER_OFF); 92 hci_close(); 93 log_info("Good bye, see you.\n"); 94 exit(0); 95 } 96 97 static int led_state = 0; 98 void hal_led_toggle(void){ 99 led_state = 1 - led_state; 100 printf("LED State %u\n", led_state); 101 } 102 static void use_fast_uart(void){ 103 // printf("Using 921600 baud.\n"); 104 // config.baudrate_main = 921600; 105 } 106 107 static void local_version_information_callback(uint8_t * packet){ 108 printf("Local version information:\n"); 109 uint16_t hci_version = little_endian_read_16(packet, 4); 110 uint16_t hci_revision = little_endian_read_16(packet, 6); 111 uint16_t lmp_version = little_endian_read_16(packet, 8); 112 uint16_t manufacturer = little_endian_read_16(packet, 10); 113 uint16_t lmp_subversion = little_endian_read_16(packet, 12); 114 printf("- HCI Version 0x%04x\n", hci_version); 115 printf("- HCI Revision 0x%04x\n", hci_revision); 116 printf("- LMP Version 0x%04x\n", lmp_version); 117 printf("- LMP Revision 0x%04x\n", lmp_subversion); 118 printf("- Manufacturer 0x%04x\n", manufacturer); 119 switch (manufacturer){ 120 case COMPANY_ID_CAMBRIDGE_SILICON_RADIO: 121 printf("Cambridge Silicon Radio CSR chipset.\n"); 122 use_fast_uart(); 123 hci_set_chipset(btstack_chipset_csr_instance()); 124 break; 125 case COMPANY_ID_TEXAS_INSTRUMENTS_INC: 126 printf("Texas Instruments - CC256x compatible chipset.\n"); 127 use_fast_uart(); 128 hci_set_chipset(btstack_chipset_cc256x_instance()); 129 break; 130 case COMPANY_ID_BROADCOM_CORPORATION: 131 printf("Broadcom chipset. Not supported yet\n"); 132 // hci_set_chipset(btstack_chipset_bcm_instance()); 133 break; 134 case COMPANY_ID_ST_MICROELECTRONICS: 135 printf("ST Microelectronics - using STLC2500d driver.\n"); 136 use_fast_uart(); 137 hci_set_chipset(btstack_chipset_stlc2500d_instance()); 138 break; 139 case COMPANY_ID_EM_MICROELECTRONICS_MARIN: 140 printf("EM Microelectronics - using EM9301 driver.\n"); 141 hci_set_chipset(btstack_chipset_em9301_instance()); 142 break; 143 default: 144 printf("Unknown manufacturer / manufacturer not supported yet.\n"); 145 break; 146 } 147 } 148 149 static void packet_handler (uint8_t packet_type, uint16_t channel, uint8_t *packet, uint16_t size){ 150 if (packet_type != HCI_EVENT_PACKET) return; 151 if (hci_event_packet_get_type(packet) != BTSTACK_EVENT_STATE) return; 152 if (btstack_event_state_get_state(packet) != HCI_STATE_WORKING) return; 153 printf("BTstack up and running.\n"); 154 } 155 156 157 int main(int argc, const char * argv[]){ 158 159 /// GET STARTED with BTstack /// 160 btstack_memory_init(); 161 btstack_run_loop_init(btstack_run_loop_posix_get_instance()); 162 163 // use logger: format HCI_DUMP_PACKETLOGGER, HCI_DUMP_BLUEZ or HCI_DUMP_STDOUT 164 hci_dump_open("/tmp/hci_dump.pklg", HCI_DUMP_PACKETLOGGER); 165 166 // pick serial port 167 config.device_name = "/dev/tty.usbserial-A900K0VK"; 168 169 // init HCI 170 const btstack_uart_block_t * uart_driver = btstack_uart_block_posix_instance(); 171 const hci_transport_t * transport = hci_transport_h5_instance(uart_driver); 172 const btstack_link_key_db_t * link_key_db = btstack_link_key_db_fs_instance(); 173 hci_init(transport, (void*) &config); 174 hci_set_link_key_db(link_key_db); 175 176 // enable auto-sleep mode 177 // hci_transport_h5_set_auto_sleep(300); 178 179 // setup dynamic chipset driver setup 180 hci_set_local_version_information_callback(&local_version_information_callback); 181 182 // register for HCI events 183 hci_event_callback_registration.callback = &packet_handler; 184 hci_add_event_handler(&hci_event_callback_registration); 185 186 // handle CTRL-c 187 signal(SIGINT, sigint_handler); 188 189 // setup app 190 btstack_main(argc, argv); 191 192 // go 193 btstack_run_loop_execute(); 194 195 return 0; 196 } 197