/* * Copyright (C) 2014 BlueKitchen GmbH * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * 3. Neither the name of the copyright holders nor the names of * contributors may be used to endorse or promote products derived * from this software without specific prior written permission. * 4. Any redistribution, use, or modification is done solely for * personal benefit and not for any commercial purpose or for * monetary gain. * * THIS SOFTWARE IS PROVIDED BY BLUEKITCHEN GMBH AND CONTRIBUTORS * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL MATTHIAS * RINGWALD OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF * THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF * SUCH DAMAGE. * * Please inquire about commercial licensing options at * contact@bluekitchen-gmbh.com * */ // ***************************************************************************** // // minimal setup for HCI code // // ***************************************************************************** #include #include #include #include #include #include "btstack_config.h" #include "btstack_debug.h" #include "btstack_event.h" #include "btstack_link_key_db_fs.h" #include "btstack_memory.h" #include "btstack_run_loop.h" #include "btstack_run_loop_posix.h" #include "hci.h" #include "hci_dump.h" #include "stdin_support.h" #include "btstack_chipset_bcm.h" #include "btstack_chipset_csr.h" #include "btstack_chipset_cc256x.h" #include "btstack_chipset_em9301.h" #include "btstack_chipset_stlc2500d.h" #include "btstack_chipset_tc3566x.h" int btstack_main(int argc, const char * argv[]); static hci_transport_config_uart_t config = { HCI_TRANSPORT_CONFIG_UART, 115200, 0, // main baudrate 1, // flow control NULL, }; static btstack_packet_callback_registration_t hci_event_callback_registration; static void packet_handler (uint8_t packet_type, uint16_t channel, uint8_t *packet, uint16_t size){ if (packet_type != HCI_EVENT_PACKET) return; if (hci_event_packet_get_type(packet) != BTSTACK_EVENT_STATE) return; if (btstack_event_state_get_state(packet) != HCI_STATE_WORKING) return; printf("BTstack up and running.\n"); } static void sigint_handler(int param){ #ifndef _WIN32 // reset anyway btstack_stdin_reset(); #endif log_info(" <= SIGINT received, shutting down..\n"); hci_power_control(HCI_POWER_OFF); hci_close(); log_info("Good bye, see you.\n"); exit(0); } static int led_state = 0; void hal_led_toggle(void){ led_state = 1 - led_state; printf("LED State %u\n", led_state); } static void use_fast_uart(void){ #if defined(HAVE_POSIX_B240000_MAPPED_TO_3000000) || defined(HAVE_POSIX_B600_MAPPED_TO_3000000) printf("Using 3000000 baud.\n"); config.baudrate_main = 3000000; #elif defined(HAVE_POSIX_B1200_MAPPED_TO_2000000) || defined(HAVE_POSIX_B300_MAPPED_TO_2000000) printf("Using 2000000 baud.\n"); config.baudrate_main = 2000000; #else printf("Using 921600 baud.\n"); config.baudrate_main = 921600; #endif } static void local_version_information_callback(uint8_t * packet){ printf("Local version information:\n"); uint16_t hci_version = little_endian_read_16(packet, 4); uint16_t hci_revision = little_endian_read_16(packet, 6); uint16_t lmp_version = little_endian_read_16(packet, 8); uint16_t manufacturer = little_endian_read_16(packet, 10); uint16_t lmp_subversion = little_endian_read_16(packet, 12); printf("- HCI Version 0x%04x\n", hci_version); printf("- HCI Revision 0x%04x\n", hci_revision); printf("- LMP Version 0x%04x\n", lmp_version); printf("- LMP Revision 0x%04x\n", lmp_subversion); printf("- Manufacturer 0x%04x\n", manufacturer); switch (manufacturer){ case COMPANY_ID_CAMBRIDGE_SILICON_RADIO: printf("Cambridge Silicon Radio CSR chipset.\n"); use_fast_uart(); hci_set_chipset(btstack_chipset_csr_instance()); break; case COMPANY_ID_TEXAS_INSTRUMENTS_INC: printf("Texas Instruments - CC256x compatible chipset.\n"); use_fast_uart(); hci_set_chipset(btstack_chipset_cc256x_instance()); #ifdef ENABLE_EHCILL printf("eHCILL enabled.\n"); #else printf("eHCILL disable.\n"); #endif break; case COMPANY_ID_BROADCOM_CORPORATION: printf("Broadcom chipset. Not supported yet\n"); // hci_set_chipset(btstack_chipset_bcm_instance()); break; case COMPANY_ID_ST_MICROELECTRONICS: printf("ST Microelectronics - using STLC2500d driver.\n"); use_fast_uart(); hci_set_chipset(btstack_chipset_stlc2500d_instance()); break; case COMPANY_ID_EM_MICROELECTRONICS_MARIN: printf("EM Microelectronics - using EM9301 driver.\n"); hci_set_chipset(btstack_chipset_em9301_instance()); break; default: printf("Unknown manufacturer / manufacturer not supported yet.\n"); break; } } int main(int argc, const char * argv[]){ /// GET STARTED with BTstack /// btstack_memory_init(); btstack_run_loop_init(btstack_run_loop_posix_get_instance()); // use logger: format HCI_DUMP_PACKETLOGGER, HCI_DUMP_BLUEZ or HCI_DUMP_STDOUT hci_dump_open("/tmp/hci_dump.pklg", HCI_DUMP_PACKETLOGGER); // pick serial port config.device_name = "/dev/tty.usbserial-A900K0VK"; // init HCI const btstack_uart_block_t * uart_driver = btstack_uart_block_posix_instance(); const hci_transport_t * transport = hci_transport_h4_instance(uart_driver); const btstack_link_key_db_t * link_key_db = btstack_link_key_db_fs_instance(); hci_init(transport, (void*) &config); hci_set_link_key_db(link_key_db); // inform about BTstack state hci_event_callback_registration.callback = &packet_handler; hci_add_event_handler(&hci_event_callback_registration); // setup dynamic chipset driver setup hci_set_local_version_information_callback(&local_version_information_callback); // handle CTRL-c signal(SIGINT, sigint_handler); // setup app btstack_main(argc, argv); // go btstack_run_loop_execute(); return 0; }