mirror of
https://github.com/bluekitchen/btstack.git
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262 lines
9.2 KiB
C
262 lines
9.2 KiB
C
/*
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* Copyright (C) 2014 BlueKitchen GmbH
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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*
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. Neither the name of the copyright holders nor the names of
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* contributors may be used to endorse or promote products derived
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* from this software without specific prior written permission.
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* 4. Any redistribution, use, or modification is done solely for
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* personal benefit and not for any commercial purpose or for
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* monetary gain.
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*
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* THIS SOFTWARE IS PROVIDED BY BLUEKITCHEN GMBH AND CONTRIBUTORS
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* ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
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* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL BLUEKITCHEN
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* GMBH OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
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* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
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* OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
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* AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
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* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF
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* THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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* Please inquire about commercial licensing options at
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* contact@bluekitchen-gmbh.com
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*
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*/
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#define BTSTACK_FILE__ "main.c"
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// *****************************************************************************
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//
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// minimal setup for HCI code
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//
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// *****************************************************************************
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#include <stdint.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <signal.h>
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#include <unistd.h>
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#include "btstack_config.h"
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#include "ble/le_device_db_tlv.h"
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#include "bluetooth_company_id.h"
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#include "btstack_audio.h"
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#include "btstack_chipset_bcm.h"
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#include "btstack_debug.h"
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#include "btstack_event.h"
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#include "btstack_main_config.h"
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#include "btstack_memory.h"
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#include "btstack_run_loop.h"
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#include "btstack_run_loop_posix.h"
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#include "btstack_stdin.h"
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#include "btstack_signal.h"
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#include "btstack_tlv_posix.h"
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#include "btstack_uart.h"
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#include "classic/btstack_link_key_db_tlv.h"
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#include "hci.h"
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#include "hci_dump.h"
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#include "hci_dump_posix_fs.h"
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#include "hci_transport_h4.h"
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int btstack_main(int argc, const char * argv[]);
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#define TLV_DB_PATH_PREFIX "/tmp/btstack_"
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#define TLV_DB_PATH_POSTFIX ".tlv"
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static char tlv_db_path[100];
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static const btstack_tlv_t * tlv_impl;
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static btstack_tlv_posix_t tlv_context;
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static bool tlv_reset;
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static bd_addr_t custom_address = {0,0,0,0,0,0};
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static hci_transport_config_uart_t transport_config = {
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.type = HCI_TRANSPORT_CONFIG_UART,
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.device_name = "/dev/ttyACM0",
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.baudrate_init = 921600,
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.baudrate_main = 921600,
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.flowcontrol = BTSTACK_UART_FLOWCONTROL_ON,
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.parity = BTSTACK_UART_PARITY_OFF,
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};
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static btstack_uart_config_t uart_config;
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static btstack_packet_callback_registration_t hci_event_callback_registration;
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static void sigint_handler(void){
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printf("CTRL-C - SIGINT received, shutting down..\n");
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log_info("sigint_handler: shutting down");
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// reset anyway
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btstack_stdin_reset();
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// power down
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hci_power_control(HCI_POWER_OFF);
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hci_close();
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log_info("Good bye, see you.\n");
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exit(0);
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}
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static int led_state = 0;
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void hal_led_toggle(void){
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led_state = 1 - led_state;
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printf("LED State %u\n", led_state);
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}
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static void local_version_information_handler(uint8_t * packet){
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printf("Local version information:\n");
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uint16_t hci_version = packet[6];
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uint16_t hci_revision = little_endian_read_16(packet, 7);
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uint16_t lmp_version = packet[9];
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uint16_t manufacturer = little_endian_read_16(packet, 10);
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uint16_t lmp_subversion = little_endian_read_16(packet, 12);
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printf("- HCI Version 0x%04x\n", hci_version);
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printf("- HCI Revision 0x%04x\n", hci_revision);
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printf("- LMP Version 0x%04x\n", lmp_version);
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printf("- LMP Subversion 0x%04x\n", lmp_subversion);
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printf("- Manufacturer 0x%04x\n", manufacturer);
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const char * device_name = NULL;
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switch (manufacturer){
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case BLUETOOTH_COMPANY_ID_BROADCOM_CORPORATION:
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device_name = btstack_chipset_bcm_identify_controller(lmp_subversion);
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if (device_name == NULL){
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printf("Unknown device, please update btstack_chipset_bcm_identify_controller(...)\n");
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printf("in btstack/chipset/bcm/btstack_chipset_bcm.c\n");
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} else {
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printf("Controller: %s\n", device_name);
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btstack_chipset_bcm_set_device_name(device_name);
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}
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break;
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default:
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printf("Manufacturer is not Broadcom, Cypress Semiconductor or Infineon.\n");
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printf("Please try port/posix-h4 instead.\n");
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break;
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}
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}
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static void packet_handler (uint8_t packet_type, uint16_t channel, uint8_t *packet, uint16_t size){
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bd_addr_t addr;
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if (packet_type != HCI_EVENT_PACKET) return;
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switch (hci_event_packet_get_type(packet)){
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case HCI_EVENT_COMMAND_COMPLETE:
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switch (hci_event_command_complete_get_command_opcode(packet)) {
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case HCI_OPCODE_HCI_READ_LOCAL_VERSION_INFORMATION:
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local_version_information_handler(packet);
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break;
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default:
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break;
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}
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break;
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case BTSTACK_EVENT_STATE:
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if (btstack_event_state_get_state(packet) != HCI_STATE_WORKING) break;
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gap_local_bd_addr(addr);
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printf("BTstack up and running at %s\n", bd_addr_to_str(addr));
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// setup TLV
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btstack_strcpy(tlv_db_path, sizeof(tlv_db_path), TLV_DB_PATH_PREFIX);
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btstack_strcat(tlv_db_path, sizeof(tlv_db_path), bd_addr_to_str(addr));
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btstack_strcat(tlv_db_path, sizeof(tlv_db_path), TLV_DB_PATH_POSTFIX);
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printf("TLV path: %s", tlv_db_path);
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if (tlv_reset){
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int rc = unlink(tlv_db_path);
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if (rc == 0) {
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printf(", reset ok");
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} else {
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printf(", reset failed with result = %d", rc);
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}
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}
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printf("\n");
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tlv_impl = btstack_tlv_posix_init_instance(&tlv_context, tlv_db_path);
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btstack_tlv_set_instance(tlv_impl, &tlv_context);
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#ifdef ENABLE_CLASSIC
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hci_set_link_key_db(btstack_link_key_db_tlv_get_instance(tlv_impl, &tlv_context));
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#endif
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#ifdef ENABLE_BLE
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le_device_db_tlv_configure(tlv_impl, &tlv_context);
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#endif
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break;
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default:
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break;
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}
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}
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static void enter_download_mode(const btstack_uart_t * the_uart_driver){
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btstack_chipset_bcm_enable_init_script(1);
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int res = the_uart_driver->open();
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if (res) {
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log_error("uart_block init failed %u", res);
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return;
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}
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// Reset with CTS asserted (low)
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printf("Please reset Bluetooth Controller, e.g. via RESET button. Firmware download starts in:\n");
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uint8_t i;
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for (i = 3; i > 0; i--){
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printf("%u\n", i);
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sleep(1);
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}
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printf("Firmware download started\n");
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}
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int main(int argc, const char * argv[]){
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btstack_main_config( argc, argv, &transport_config, custom_address, &tlv_reset );
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// get BCM chipset driver
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const btstack_chipset_t * chipset = btstack_chipset_bcm_instance();
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chipset->init(&transport_config);
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// setup UART driver
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const btstack_uart_t * uart_driver = (const btstack_uart_t *) btstack_uart_posix_instance();
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// extract UART config from transport config
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uart_config.baudrate = transport_config.baudrate_init;
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uart_config.flowcontrol = transport_config.flowcontrol;
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uart_config.device_name = transport_config.device_name;
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uart_driver->init(&uart_config);
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// setup HCI (to be able to use bcm chipset driver)
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// init HCI
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const hci_transport_t * transport = hci_transport_h4_instance(uart_driver);
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hci_init(transport, (void*) &transport_config);
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hci_set_chipset(btstack_chipset_bcm_instance());
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if (!btstack_is_null_bd_addr(custom_address)) {
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hci_set_bd_addr(custom_address);
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}
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#ifdef HAVE_PORTAUDIO
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btstack_audio_sink_set_instance(btstack_audio_portaudio_sink_get_instance());
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btstack_audio_source_set_instance(btstack_audio_portaudio_source_get_instance());
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#endif
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// inform about BTstack state
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hci_event_callback_registration.callback = &packet_handler;
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hci_add_event_handler(&hci_event_callback_registration);
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// register callback for CTRL-c
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btstack_signal_register_callback(SIGINT, sigint_handler);
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// show countdown to start firmware download
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enter_download_mode(uart_driver);
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// setup app
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btstack_main(argc, argv);
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// go
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btstack_run_loop_execute();
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return 0;
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}
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