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 is_bcm; 70 71 int btstack_main(int argc, const char * argv[]); 72 static void local_version_information_handler(uint8_t * packet); 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 84 static void packet_handler (uint8_t packet_type, uint16_t channel, uint8_t *packet, uint16_t size){ 85 if (packet_type != HCI_EVENT_PACKET) return; 86 switch (hci_event_packet_get_type(packet)){ 87 case BTSTACK_EVENT_STATE: 88 if (btstack_event_state_get_state(packet) != HCI_STATE_WORKING) break; 89 printf("BTstack up and running.\n"); 90 break; 91 case HCI_EVENT_COMMAND_COMPLETE: 92 if (HCI_EVENT_IS_COMMAND_COMPLETE(packet, hci_read_local_name)){ 93 if (hci_event_command_complete_get_return_parameters(packet)[0]) break; 94 // terminate, name 248 chars 95 packet[6+248] = 0; 96 printf("Local name: %s\n", &packet[6]); 97 if (is_bcm){ 98 btstack_chipset_bcm_set_device_name((const char *)&packet[6]); 99 } 100 } 101 if (HCI_EVENT_IS_COMMAND_COMPLETE(packet, hci_read_local_version_information)){ 102 local_version_information_handler(packet); 103 } 104 break; 105 default: 106 break; 107 } 108 } 109 110 static void sigint_handler(int param){ 111 112 #ifndef _WIN32 113 // reset anyway 114 btstack_stdin_reset(); 115 #endif 116 117 log_info(" <= SIGINT received, shutting down..\n"); 118 hci_power_control(HCI_POWER_OFF); 119 hci_close(); 120 log_info("Good bye, see you.\n"); 121 exit(0); 122 } 123 124 static int led_state = 0; 125 void hal_led_toggle(void){ 126 led_state = 1 - led_state; 127 printf("LED State %u\n", led_state); 128 } 129 static void use_fast_uart(void){ 130 #if defined(HAVE_POSIX_B240000_MAPPED_TO_3000000) || defined(HAVE_POSIX_B600_MAPPED_TO_3000000) 131 printf("Using 3000000 baud.\n"); 132 config.baudrate_main = 3000000; 133 #elif defined(HAVE_POSIX_B1200_MAPPED_TO_2000000) || defined(HAVE_POSIX_B300_MAPPED_TO_2000000) 134 printf("Using 2000000 baud.\n"); 135 config.baudrate_main = 2000000; 136 #else 137 printf("Using 921600 baud.\n"); 138 config.baudrate_main = 921600; 139 #endif 140 } 141 142 static void local_version_information_handler(uint8_t * packet){ 143 printf("Local version information:\n"); 144 uint16_t hci_version = little_endian_read_16(packet, 4); 145 uint16_t hci_revision = little_endian_read_16(packet, 6); 146 uint16_t lmp_version = little_endian_read_16(packet, 8); 147 uint16_t manufacturer = little_endian_read_16(packet, 10); 148 uint16_t lmp_subversion = little_endian_read_16(packet, 12); 149 printf("- HCI Version 0x%04x\n", hci_version); 150 printf("- HCI Revision 0x%04x\n", hci_revision); 151 printf("- LMP Version 0x%04x\n", lmp_version); 152 printf("- LMP Subversion 0x%04x\n", lmp_subversion); 153 printf("- Manufacturer 0x%04x\n", manufacturer); 154 switch (manufacturer){ 155 case COMPANY_ID_CAMBRIDGE_SILICON_RADIO: 156 printf("Cambridge Silicon Radio - CSR chipset.\n"); 157 use_fast_uart(); 158 hci_set_chipset(btstack_chipset_csr_instance()); 159 break; 160 case COMPANY_ID_TEXAS_INSTRUMENTS_INC: 161 printf("Texas Instruments - CC256x compatible chipset.\n"); 162 if (lmp_subversion != btstack_chipset_cc256x_lmp_subversion()){ 163 printf("Error: LMP Subversion does not match initscript! "); 164 printf("Your initscripts is for %s chipset\n", btstack_chipset_cc256x_lmp_subversion() < lmp_subversion ? "an older" : "a newer"); 165 printf("Please update Makefile to include the appropriate bluetooth_init_cc256???.c file\n"); 166 exit(10); 167 } 168 use_fast_uart(); 169 hci_set_chipset(btstack_chipset_cc256x_instance()); 170 #ifdef ENABLE_EHCILL 171 printf("eHCILL enabled.\n"); 172 #else 173 printf("eHCILL disable.\n"); 174 #endif 175 176 break; 177 case COMPANY_ID_BROADCOM_CORPORATION: 178 printf("Broadcom - using BCM driver.\n"); 179 hci_set_chipset(btstack_chipset_bcm_instance()); 180 181 use_fast_uart(); 182 is_bcm = 1; 183 break; 184 case COMPANY_ID_ST_MICROELECTRONICS: 185 printf("ST Microelectronics - using STLC2500d driver.\n"); 186 use_fast_uart(); 187 hci_set_chipset(btstack_chipset_stlc2500d_instance()); 188 break; 189 case COMPANY_ID_EM_MICROELECTRONICS_MARIN: 190 printf("EM Microelectronics - using EM9301 driver.\n"); 191 hci_set_chipset(btstack_chipset_em9301_instance()); 192 break; 193 case COMPANY_ID_NORDIC_SEMICONDUCTOR_ASA: 194 printf("Nordic Semiconductor nRF5 chipset.\n"); 195 break; 196 default: 197 printf("Unknown manufacturer / manufacturer not supported yet.\n"); 198 break; 199 } 200 } 201 202 int main(int argc, const char * argv[]){ 203 204 /// GET STARTED with BTstack /// 205 btstack_memory_init(); 206 btstack_run_loop_init(btstack_run_loop_posix_get_instance()); 207 208 // use logger: format HCI_DUMP_PACKETLOGGER, HCI_DUMP_BLUEZ or HCI_DUMP_STDOUT 209 hci_dump_open("/tmp/hci_dump.pklg", HCI_DUMP_PACKETLOGGER); 210 211 // pick serial port 212 config.device_name = "/dev/tty.usbserial-A900K2WS"; // DFROBOT 213 // config.device_name = "/dev/tty.usbserial-A50285BI"; // BOOST-CC2564MODA New 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_h4_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 // inform about BTstack state 223 hci_event_callback_registration.callback = &packet_handler; 224 hci_add_event_handler(&hci_event_callback_registration); 225 226 // handle CTRL-c 227 signal(SIGINT, sigint_handler); 228 229 // setup app 230 btstack_main(argc, argv); 231 232 // go 233 btstack_run_loop_execute(); 234 235 return 0; 236 } 237