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 BLUEKITCHEN
24 * GMBH 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 #define BTSTACK_FILE__ "main.c"
39
40 // *****************************************************************************
41 //
42 // minimal setup for HCI code
43 //
44 // *****************************************************************************
45
46 #include <stdint.h>
47 #include <stdio.h>
48 #include <stdlib.h>
49 #include <string.h>
50 #include <signal.h>
51
52 #include "btstack_config.h"
53
54 #include "bluetooth_company_id.h"
55 #include "ble/le_device_db_tlv.h"
56 #include "btstack_chipset_bcm.h"
57 #include "btstack_chipset_bcm_download_firmware.h"
58 #include "btstack_debug.h"
59 #include "btstack_event.h"
60 #include "btstack_memory.h"
61 #include "btstack_run_loop.h"
62 #include "btstack_run_loop_posix.h"
63 #include "btstack_stdin.h"
64 #include "btstack_uart.h"
65 #include "btstack_tlv_posix.h"
66 #include "classic/btstack_link_key_db_tlv.h"
67 #include "hci.h"
68 #include "hci_dump.h"
69 #include "hci_transport_h4.h"
70 #include "hci_dump_posix_fs.h"
71 #include "hci_dump_posix_stdout.h"
72 #include "btstack_audio.h"
73
74
75 int btstack_main(int argc, const char * argv[]);
76
77 #define TLV_DB_PATH_PREFIX "/tmp/btstack_"
78 #define TLV_DB_PATH_POSTFIX ".tlv"
79 static char tlv_db_path[100];
80 static const btstack_tlv_t * tlv_impl;
81 static btstack_tlv_posix_t tlv_context;
82
83 static const uint32_t baudrate_firmware_download = 921600;
84
85 static hci_transport_config_uart_t transport_config = {
86 HCI_TRANSPORT_CONFIG_UART,
87 115200,
88 921600, // main baudrate
89 1, // flow control
90 NULL,
91 BTSTACK_UART_PARITY_OFF, // parity
92 };
93 static btstack_uart_config_t uart_config;
94
95 static int main_argc;
96 static const char ** main_argv;
97
98 static btstack_packet_callback_registration_t hci_event_callback_registration;
99
sigint_handler(int param)100 static void sigint_handler(int param){
101 UNUSED(param);
102
103 printf("CTRL-C - SIGINT received, shutting down..\n");
104 log_info("sigint_handler: shutting down");
105
106 // reset anyway
107 btstack_stdin_reset();
108
109 // power down
110 hci_power_control(HCI_POWER_OFF);
111 hci_close();
112 log_info("Good bye, see you.\n");
113 exit(0);
114 }
115
116 static int led_state = 0;
hal_led_toggle(void)117 void hal_led_toggle(void){
118 led_state = 1 - led_state;
119 printf("LED State %u\n", led_state);
120 }
121
packet_handler(uint8_t packet_type,uint16_t channel,uint8_t * packet,uint16_t size)122 static void packet_handler (uint8_t packet_type, uint16_t channel, uint8_t *packet, uint16_t size){
123 bd_addr_t addr;
124 if (packet_type != HCI_EVENT_PACKET) return;
125 switch (hci_event_packet_get_type(packet)){
126 case BTSTACK_EVENT_STATE:
127 if (btstack_event_state_get_state(packet) != HCI_STATE_WORKING) break;
128 gap_local_bd_addr(addr);
129 printf("BTstack up and running at %s\n", bd_addr_to_str(addr));
130 // setup TLV
131 btstack_strcpy(tlv_db_path, sizeof(tlv_db_path), TLV_DB_PATH_PREFIX);
132 btstack_strcat(tlv_db_path, sizeof(tlv_db_path), bd_addr_to_str(addr));
133 btstack_strcat(tlv_db_path, sizeof(tlv_db_path), TLV_DB_PATH_POSTFIX);
134 tlv_impl = btstack_tlv_posix_init_instance(&tlv_context, tlv_db_path);
135 btstack_tlv_set_instance(tlv_impl, &tlv_context);
136 #ifdef ENABLE_CLASSIC
137 hci_set_link_key_db(btstack_link_key_db_tlv_get_instance(tlv_impl, &tlv_context));
138 #endif
139 #ifdef ENABLE_BLE
140 le_device_db_tlv_configure(tlv_impl, &tlv_context);
141 #endif
142 break;
143 default:
144 break;
145 }
146 }
147
148 static void phase2(int status);
main(int argc,const char * argv[])149 int main(int argc, const char * argv[]){
150
151 /// GET STARTED with BTstack ///
152 btstack_memory_init();
153
154 #if 1
155 // log into file using HCI_DUMP_PACKETLOGGER format
156 const char * pklg_path = "/tmp/hci_dump.pklg";
157 hci_dump_posix_fs_open(pklg_path, HCI_DUMP_PACKETLOGGER);
158 const hci_dump_t * hci_dump_impl = hci_dump_posix_fs_get_instance();
159 printf("Packet Log: %s\n", pklg_path);
160 #else
161 // log to stdout for debugging/development
162 const hci_dump_t * hci_dump_impl = hci_dump_posix_stdout_get_instance();
163 #endif
164 hci_dump_init(hci_dump_impl);
165
166 // setup run loop
167 btstack_run_loop_init(btstack_run_loop_posix_get_instance());
168
169 // pick serial port and configure uart driver
170 transport_config.device_name = "/dev/tty.usbserial-FT1XBGIM"; // murata m.2 adapter
171 printf("tty: %s", transport_config.device_name);
172 // get BCM chipset driver
173 const btstack_chipset_t * chipset = btstack_chipset_bcm_instance();
174 chipset->init(&transport_config);
175
176 // setup UART driver
177 const btstack_uart_t * uart_driver = (const btstack_uart_t *) btstack_uart_posix_instance();
178
179 // extract UART config from transport config
180 uart_config.baudrate = baudrate_firmware_download;
181 uart_config.flowcontrol = transport_config.flowcontrol;
182 uart_config.device_name = transport_config.device_name;
183 uart_driver->init(&uart_config);
184
185
186 // setup HCI (to be able to use bcm chipset driver)
187 // init HCI
188 const hci_transport_t * transport = hci_transport_h4_instance(uart_driver);
189 hci_init(transport, (void*) &transport_config);
190 hci_set_chipset(btstack_chipset_bcm_instance());
191
192 // inform about BTstack state
193 hci_event_callback_registration.callback = &packet_handler;
194 hci_add_event_handler(&hci_event_callback_registration);
195
196 // handle CTRL-c
197 signal(SIGINT, sigint_handler);
198
199 main_argc = argc;
200 main_argv = argv;
201
202 // phase #1 download firmware
203 printf("Phase 1: Download firmware\n");
204
205 // phase #2 start main app
206 btstack_chipset_bcm_download_firmware_with_uart(uart_driver, 0, &phase2);
207
208 // go
209 btstack_run_loop_execute();
210 return 0;
211 }
212
phase2(int status)213 static void phase2(int status){
214
215 if (status){
216 printf("Download firmware failed\n");
217 return;
218 }
219
220 printf("Phase 2: Main app\n");
221
222 #ifdef HAVE_PORTAUDIO
223 btstack_audio_sink_set_instance(btstack_audio_portaudio_sink_get_instance());
224 btstack_audio_source_set_instance(btstack_audio_portaudio_source_get_instance());
225 #endif
226
227 // setup app
228 btstack_main(main_argc, main_argv);
229 }
230
231