1 /*
2 * Copyright (C) 2019 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 #define __BTSTACK_FILE__ "main.c"
39
40 // *****************************************************************************
41 //
42 // minimal setup for HCI code
43 //
44 // *****************************************************************************
45
46 #include <QCoreApplication>
47
48 #include <stdint.h>
49 #include <stdio.h>
50 #include <stdlib.h>
51 #include <string.h>
52 #include <signal.h>
53
54 #include "btstack_config.h"
55
56 #include "bluetooth_company_id.h"
57 #include "btstack_debug.h"
58 #include "btstack_event.h"
59 #include "ble/le_device_db_tlv.h"
60 #include "classic/btstack_link_key_db_tlv.h"
61 #include "btstack_memory.h"
62 #include "btstack_run_loop.h"
63 #include "btstack_run_loop_qt.h"
64 #incldue "btstack_uart.h"
65 #include "hal_led.h"
66 #include "hci.h"
67 #include "hci_dump.h"
68 #include "hci_dump_posix_fs.h"
69 #include "hci_transport.h"
70 #include "hci_transport_h4.h"
71 #include "btstack_stdin.h"
72 #include "btstack_audio.h"
73 #include "btstack_tlv_posix.h"
74 #include "btstack_uart_block.h"
75
76 // chipsets
77 #include "btstack_chipset_bcm.h"
78 #include "btstack_chipset_csr.h"
79 #include "btstack_chipset_cc256x.h"
80
81 #ifdef Q_OS_WIN
82 #include "btstack_stdin_windows.h"
83 #else
84 #include <signal.h>
85 #include "btstack_signal.h"
86 #endif
87
88 #ifdef Q_OS_WIN
89 #define TLV_DB_PATH_PREFIX "btstack"
90 #else
91 #define TLV_DB_PATH_PREFIX "/tmp/btstack_"
92 #endif
93
94 #define TLV_DB_PATH_POSTFIX ".tlv"
95 static char tlv_db_path[100];
96 static const btstack_tlv_t * tlv_impl;
97 static btstack_tlv_posix_t tlv_context;
98 static bd_addr_t local_addr;
99 static int is_bcm;
100
101 // shutdown
102 static bool shutdown_triggered;
103
104 extern "C" int btstack_main(int argc, const char * argv[]);
105
106 static const uint8_t read_static_address_command_complete_prefix[] = { 0x0e, 0x1b, 0x01, 0x09, 0xfc };
107
108 static bd_addr_t static_address;
109 static int using_static_address;
110
111 static btstack_packet_callback_registration_t hci_event_callback_registration;
112
113 // H4
114 static hci_transport_config_uart_t config = {
115 HCI_TRANSPORT_CONFIG_UART,
116 115200,
117 0, // main baudrate
118 1, // flow control
119 NULL,
120 };
121
use_fast_uart(void)122 static void use_fast_uart(void){
123 printf("Using 921600 baud.\n");
124 config.baudrate_main = 921600;
125 }
126
local_version_information_handler(uint8_t * packet)127 static void local_version_information_handler(uint8_t * packet){
128 printf("Local version information:\n");
129 uint16_t hci_version = packet[6];
130 uint16_t hci_revision = little_endian_read_16(packet, 7);
131 uint16_t lmp_version = packet[9];
132 uint16_t manufacturer = little_endian_read_16(packet, 10);
133 uint16_t lmp_subversion = little_endian_read_16(packet, 12);
134 printf("- HCI Version 0x%04x\n", hci_version);
135 printf("- HCI Revision 0x%04x\n", hci_revision);
136 printf("- LMP Version 0x%04x\n", lmp_version);
137 printf("- LMP Subversion 0x%04x\n", lmp_subversion);
138 printf("- Manufacturer 0x%04x\n", manufacturer);
139 switch (manufacturer){
140 case BLUETOOTH_COMPANY_ID_CAMBRIDGE_SILICON_RADIO:
141 printf("Cambridge Silicon Radio - CSR chipset, Build ID: %u.\n", hci_revision);
142 use_fast_uart();
143 hci_set_chipset(btstack_chipset_csr_instance());
144 break;
145 case BLUETOOTH_COMPANY_ID_TEXAS_INSTRUMENTS_INC:
146 printf("Texas Instruments - CC256x compatible chipset.\n");
147 if (lmp_subversion != btstack_chipset_cc256x_lmp_subversion()){
148 printf("Error: LMP Subversion does not match initscript! ");
149 printf("Your initscripts is for %s chipset\n", btstack_chipset_cc256x_lmp_subversion() < lmp_subversion ? "an older" : "a newer");
150 printf("Please update CMakeLists.txt to include the appropriate bluetooth_init_cc256???.c file\n");
151 exit(10);
152 }
153 use_fast_uart();
154 hci_set_chipset(btstack_chipset_cc256x_instance());
155 #ifdef ENABLE_EHCILL
156 printf("eHCILL enabled.\n");
157 #else
158 printf("eHCILL disable.\n");
159 #endif
160
161 break;
162 case BLUETOOTH_COMPANY_ID_BROADCOM_CORPORATION:
163 printf("Broadcom/Cypress - using BCM driver.\n");
164 hci_set_chipset(btstack_chipset_bcm_instance());
165 use_fast_uart();
166 is_bcm = 1;
167 break;
168 default:
169 printf("Unknown manufacturer / manufacturer not supported yet.\n");
170 break;
171 }
172 }
173
174
packet_handler(uint8_t packet_type,uint16_t channel,uint8_t * packet,uint16_t size)175 static void packet_handler (uint8_t packet_type, uint16_t channel, uint8_t *packet, uint16_t size){
176 UNUSED(channel);
177 UNUSED(size);
178 if (packet_type != HCI_EVENT_PACKET) return;
179 switch (hci_event_packet_get_type(packet)){
180 case BTSTACK_EVENT_STATE:
181 switch (btstack_event_state_get_state(packet)){
182 case HCI_STATE_WORKING:
183 gap_local_bd_addr(local_addr);
184 if (using_static_address) {
185 memcpy(local_addr, static_address, 6);
186 }
187 printf("BTstack up and running on %s.\n", bd_addr_to_str(local_addr));
188 strcpy(tlv_db_path, TLV_DB_PATH_PREFIX);
189 strcat(tlv_db_path, bd_addr_to_str_with_delimiter(local_addr, '-'));
190 strcat(tlv_db_path, TLV_DB_PATH_POSTFIX);
191 tlv_impl = btstack_tlv_posix_init_instance(&tlv_context, tlv_db_path);
192 btstack_tlv_set_instance(tlv_impl, &tlv_context);
193 #ifdef ENABLE_CLASSIC
194 hci_set_link_key_db(btstack_link_key_db_tlv_get_instance(tlv_impl, &tlv_context));
195 #endif
196 #ifdef ENABLE_BLE
197 le_device_db_tlv_configure(tlv_impl, &tlv_context);
198 #endif
199 break;
200 case HCI_STATE_OFF:
201 btstack_tlv_posix_deinit(&tlv_context);
202 if (!shutdown_triggered) break;
203 // reset stdin
204 btstack_stdin_reset();
205 log_info("Good bye, see you.\n");
206 exit(0);
207 break;
208 default:
209 break;
210 }
211 break;
212 case HCI_EVENT_COMMAND_COMPLETE:
213 if (hci_event_command_complete_get_command_opcode(packet) == HCI_OPCODE_HCI_READ_LOCAL_NAME){
214 if (hci_event_command_complete_get_return_parameters(packet)[0]) break;
215 // terminate, name 248 chars
216 packet[6+248] = 0;
217 printf("Local name: %s\n", &packet[6]);
218 if (is_bcm){
219 btstack_chipset_bcm_set_device_name((const char *)&packet[6]);
220 }
221 }
222 if (hci_event_command_complete_get_command_opcode(packet) == HCI_OPCODE_HCI_READ_LOCAL_VERSION_INFORMATION){
223 local_version_information_handler(packet);
224 }
225 break;
226 default:
227 break;
228 }
229 }
230
trigger_shutdown(void)231 static void trigger_shutdown(void){
232 printf("CTRL-C - SIGINT received, shutting down..\n");
233 log_info("sigint_handler: shutting down");
234 shutdown_triggered = true;
235 hci_power_control(HCI_POWER_OFF);
236 }
237
238 static int led_state = 0;
hal_led_toggle(void)239 void hal_led_toggle(void){
240 led_state = 1 - led_state;
241 printf("LED State %u\n", led_state);
242 }
243
244 #define USB_MAX_PATH_LEN 7
245 int btstack_main(int argc, const char * argv[]);
246
main(int argc,char * argv[])247 int main(int argc, char * argv[]){
248
249 QCoreApplication a(argc, argv);
250
251 /// GET STARTED with BTstack ///
252 btstack_memory_init();
253 btstack_run_loop_init(btstack_run_loop_qt_get_instance());
254
255 // log into file using HCI_DUMP_PACKETLOGGER format
256 char pklg_path[100];
257 #ifdef Q_OS_WIN
258 strcpy(pklg_path, "hci_dump.pklg");
259 #else
260 strcpy(pklg_path, "/tmp/hci_dump.pklg");
261 #endif
262 hci_dump_posix_fs_open(pklg_path, HCI_DUMP_PACKETLOGGER);
263 const hci_dump_t * hci_dump_impl = hci_dump_posix_fs_get_instance();
264 hci_dump_init(hci_dump_impl);
265 printf("Packet Log: %s\n", pklg_path);
266
267 // init HCI
268 #ifdef Q_OS_WIN
269 const btstack_uart_block_t * uart_driver = btstack_uart_block_windows_instance();
270 config.device_name = "\\\\.\\COM7";
271 #else
272 const btstack_uart_t * uart_driver = btstack_uart_posix_instance();
273 config.device_name = "/dev/tty.usbserial-A900K2WS"; // DFROBOT
274 #endif
275 const hci_transport_t * transport = hci_transport_h4_instance_for_uart(uart_driver);
276 hci_init(transport, (void*) &config);
277
278 #ifdef HAVE_PORTAUDIO
279 btstack_audio_sink_set_instance(btstack_audio_portaudio_sink_get_instance());
280 btstack_audio_source_set_instance(btstack_audio_portaudio_source_get_instance());
281 #endif
282
283 // inform about BTstack state
284 hci_event_callback_registration.callback = &packet_handler;
285 hci_add_event_handler(&hci_event_callback_registration);
286
287 // register callback for CTRL-c
288 #ifdef Q_OS_WIN
289 btstack_stdin_windows_init();
290 btstack_stdin_window_register_ctrl_c_callback(&trigger_shutdown);
291 #else
292 btstack_signal_register_callback(SIGINT, &trigger_shutdown);
293 #endif
294
295 // setup app
296 btstack_main(argc, (const char **) argv);
297
298 // enter Qt run loop
299 return a.exec();
300 }
301