/* * 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 BLUEKITCHEN * GMBH 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 * */ #define BTSTACK_FILE__ "main.c" // ***************************************************************************** // // minimal setup for HCI code // // ***************************************************************************** #include #include #include #include #include #include #include #include "btstack_config.h" #include "ble/le_device_db_tlv.h" #include "bluetooth_company_id.h" #include "btstack_chipset_bcm.h" #include "btstack_chipset_cc256x.h" #include "btstack_chipset_csr.h" #include "btstack_chipset_em9301.h" #include "btstack_chipset_stlc2500d.h" #include "btstack_chipset_tc3566x.h" #include "btstack_chipset_zephyr.h" #include "btstack_debug.h" #include "btstack_event.h" #include "btstack_main_config.h" #include "btstack_signal.h" #include "btstack_stdin.h" #include "btstack_tlv_posix.h" #include "btstack_uart.h" #include "classic/btstack_link_key_db_tlv.h" #include "hci_transport_h4.h" #include "hci.h" #define TLV_DB_PATH_PREFIX "/tmp/btstack_" #define TLV_DB_PATH_POSTFIX ".tlv" static char tlv_db_path[100]; static bool tlv_reset=false; static const btstack_tlv_t * tlv_impl; static btstack_tlv_posix_t tlv_context; static bd_addr_t static_address; // random MAC address for the device, used if nothing else is available static bd_addr_t random_address = { 0xC1, 0x01, 0x01, 0x01, 0x01, 0x01 }; static bd_addr_t custom_address = { 0 }; static int is_bcm; // shutdown static bool shutdown_triggered; int btstack_main(int argc, const char * argv[]); static void local_version_information_handler(uint8_t * packet); static hci_transport_config_uart_t config = { .type = HCI_TRANSPORT_CONFIG_UART, .device_name = "/dev/ttyACM0", .baudrate_init = 115200, .baudrate_main = 0, .flowcontrol = BTSTACK_UART_FLOWCONTROL_OFF, .parity = BTSTACK_UART_PARITY_OFF, }; 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){ UNUSED(channel); static bd_addr_t local_addr; const uint8_t *params; if (packet_type != HCI_EVENT_PACKET) return; switch (hci_event_packet_get_type(packet)){ case BTSTACK_EVENT_STATE: switch(btstack_event_state_get_state(packet)){ case HCI_STATE_WORKING: gap_local_bd_addr(local_addr); if( btstack_is_null_bd_addr(local_addr) && !btstack_is_null_bd_addr(static_address) ) { memcpy(local_addr, static_address, sizeof(bd_addr_t)); } else if( btstack_is_null_bd_addr(local_addr) && btstack_is_null_bd_addr(static_address) ) { memcpy(local_addr, random_address, sizeof(bd_addr_t)); gap_random_address_set(local_addr); } printf("BTstack up and running on %s.\n", bd_addr_to_str(local_addr)); btstack_strcpy(tlv_db_path, sizeof(tlv_db_path), TLV_DB_PATH_PREFIX); btstack_strcat(tlv_db_path, sizeof(tlv_db_path), bd_addr_to_str_with_delimiter(local_addr, '-')); btstack_strcat(tlv_db_path, sizeof(tlv_db_path), TLV_DB_PATH_POSTFIX); printf("TLV path: %s", tlv_db_path); if (tlv_reset){ int rc = unlink(tlv_db_path); if (rc == 0) { printf(", reset ok"); } else { printf(", reset failed with result = %d", rc); } } printf("\n"); tlv_impl = btstack_tlv_posix_init_instance(&tlv_context, tlv_db_path); btstack_tlv_set_instance(tlv_impl, &tlv_context); #ifdef ENABLE_CLASSIC hci_set_link_key_db(btstack_link_key_db_tlv_get_instance(tlv_impl, &tlv_context)); #endif #ifdef ENABLE_BLE le_device_db_tlv_configure(tlv_impl, &tlv_context); #endif break; case HCI_STATE_OFF: btstack_tlv_posix_deinit(&tlv_context); if (!shutdown_triggered) break; // reset stdin btstack_stdin_reset(); log_info("Good bye, see you.\n"); exit(0); break; default: break; } break; case HCI_EVENT_COMMAND_COMPLETE: switch (hci_event_command_complete_get_command_opcode(packet)){ case HCI_OPCODE_HCI_READ_LOCAL_VERSION_INFORMATION: local_version_information_handler(packet); break; case HCI_OPCODE_HCI_ZEPHYR_READ_STATIC_ADDRESS: log_info("Zephyr read static address available"); params = hci_event_command_complete_get_return_parameters(packet); if(params[0] != 0) break; if(size < 13) break; reverse_48(¶ms[2], static_address); gap_random_address_set(static_address); break; case HCI_OPCODE_HCI_READ_LOCAL_NAME: params = hci_event_command_complete_get_return_parameters(packet); if(params[0] != 0) break; // terminate, name 248 chars packet[6+248] = 0; printf("Local name: %s\n", &packet[6]); if (is_bcm){ btstack_chipset_bcm_set_device_name((const char *)&packet[6]); } break; default: break; } break; default: break; } } 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){ printf("Using 921600 baud.\n"); config.baudrate_main = 921600; } static void local_version_information_handler(uint8_t * packet){ printf("Local version information:\n"); uint16_t hci_version = packet[6]; uint16_t hci_revision = little_endian_read_16(packet, 7); uint16_t lmp_version = packet[9]; 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 Subversion 0x%04x\n", lmp_subversion); printf("- Manufacturer 0x%04x\n", manufacturer); switch (manufacturer){ case BLUETOOTH_COMPANY_ID_CAMBRIDGE_SILICON_RADIO: printf("Cambridge Silicon Radio - CSR chipset, Build ID: %u.\n", hci_revision); use_fast_uart(); hci_set_chipset(btstack_chipset_csr_instance()); break; case BLUETOOTH_COMPANY_ID_TEXAS_INSTRUMENTS_INC: printf("Texas Instruments - CC256x compatible chipset.\n"); if (lmp_subversion != btstack_chipset_cc256x_lmp_subversion()){ printf("Error: LMP Subversion does not match initscript! "); printf("Your initscripts is for %s chipset\n", btstack_chipset_cc256x_lmp_subversion() < lmp_subversion ? "an older" : "a newer"); printf("Please update Makefile to include the appropriate bluetooth_init_cc256???.c file\n"); exit(10); } 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 BLUETOOTH_COMPANY_ID_BROADCOM_CORPORATION: printf("Broadcom/Cypress - using BCM driver.\n"); hci_set_chipset(btstack_chipset_bcm_instance()); use_fast_uart(); is_bcm = 1; break; case BLUETOOTH_COMPANY_ID_ST_MICROELECTRONICS: printf("ST Microelectronics - using STLC2500d driver.\n"); use_fast_uart(); hci_set_chipset(btstack_chipset_stlc2500d_instance()); break; case BLUETOOTH_COMPANY_ID_EM_MICROELECTRONIC_MARIN_SA: printf("EM Microelectronics - using EM9301 driver.\n"); hci_set_chipset(btstack_chipset_em9301_instance()); use_fast_uart(); break; case BLUETOOTH_COMPANY_ID_NORDIC_SEMICONDUCTOR_ASA: printf("Nordic Semiconductor nRF5 chipset.\n"); hci_set_chipset(btstack_chipset_zephyr_instance()); break; case BLUETOOTH_COMPANY_ID_THE_LINUX_FOUNDATION: printf("Linux Foundation - assuming Zephyr running on Nordic chipset.\n"); hci_set_chipset(btstack_chipset_zephyr_instance()); break; case BLUETOOTH_COMPANY_ID_TOSHIBA_CORP: printf("Toshiba - using TC3566x driver.\n"); hci_set_chipset(btstack_chipset_tc3566x_instance()); use_fast_uart(); break; case BLUETOOTH_COMPANY_ID_PACKETCRAFT_INC: printf("PacketCraft HCI Controller\n"); hci_set_chipset(btstack_chipset_zephyr_instance()); break; default: printf("Unknown manufacturer / manufacturer not supported yet.\n"); break; } } static void trigger_shutdown(void){ printf("CTRL-C - SIGINT received, shutting down..\n"); log_info("sigint_handler: shutting down"); shutdown_triggered = true; hci_power_control(HCI_POWER_OFF); btstack_stdin_reset(); } int main(int argc, const char * argv[]){ btstack_main_config( argc, argv, &config, custom_address, &tlv_reset ); // register callback for CTRL-c btstack_signal_register_callback(SIGINT, &trigger_shutdown); // init HCI const btstack_uart_t * uart_driver = btstack_uart_posix_instance(); const hci_transport_t * transport = hci_transport_h4_instance_for_uart(uart_driver); hci_init(transport, (void*) &config); // set BD_ADDR for CSR without Flash/unique address // bd_addr_t own_address = { 0x11, 0x22, 0x33, 0x44, 0x55, 0x66}; // btstack_chipset_csr_set_bd_addr(own_address); // set BD_ADDR if provided by user, e.g. for BCM, and use as random address if (!btstack_is_null_bd_addr(custom_address)){ hci_set_bd_addr(custom_address); memcpy(random_address, custom_address, sizeof(bd_addr_t)); } // inform about BTstack state hci_event_callback_registration.callback = &packet_handler; hci_add_event_handler(&hci_event_callback_registration); // setup app btstack_main(argc, argv); // go btstack_run_loop_execute(); btstack_stdin_reset(); return 0; }