1 /*
2 * Copyright (C) 2023 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 #include <unistd.h>
52
53 #include "btstack_config.h"
54
55 #include "ble/le_device_db_tlv.h"
56 #include "btstack_chipset_nxp.h"
57 #include "btstack_audio.h"
58 #include "btstack_debug.h"
59 #include "btstack_event.h"
60 #include "btstack_memory.h"
61 #include "btstack_run_loop_posix.h"
62 #include "btstack_signal.h"
63 #include "btstack_stdin.h"
64 #include "btstack_tlv_posix.h"
65 #include "btstack_uart.h"
66 #include "classic/btstack_link_key_db_tlv.h"
67 #include "hci.h"
68 #include "hci_dump.h"
69 #include "hci_dump_posix_fs.h"
70 #include "hci_transport_h4.h"
71
72
73 #define TLV_DB_PATH_PREFIX "/tmp/btstack_"
74 #define TLV_DB_PATH_POSTFIX ".tlv"
75 static char tlv_db_path[100];
76 static const btstack_tlv_t * tlv_impl;
77 static btstack_tlv_posix_t tlv_context;
78 static bd_addr_t local_addr;
79
80 static int main_argc;
81 static const char ** main_argv;
82
83 static const btstack_uart_t * uart_driver;
84 static btstack_uart_config_t uart_config;
85
86 // shutdown
87 static bool shutdown_triggered;
88
89 int btstack_main(int argc, const char * argv[]);
90 static void local_version_information_handler(uint8_t * packet);
91
92 static hci_transport_config_uart_t transport_config = {
93 HCI_TRANSPORT_CONFIG_UART,
94 115200,
95 0, // main baudrate
96 1, // flow control
97 NULL,
98 };
99
100 static btstack_packet_callback_registration_t hci_event_callback_registration;
101
packet_handler(uint8_t packet_type,uint16_t channel,uint8_t * packet,uint16_t size)102 static void packet_handler (uint8_t packet_type, uint16_t channel, uint8_t *packet, uint16_t size){
103 if (packet_type != HCI_EVENT_PACKET) return;
104 switch (hci_event_packet_get_type(packet)){
105 case BTSTACK_EVENT_STATE:
106 switch(btstack_event_state_get_state(packet)){
107 case HCI_STATE_WORKING:
108 gap_local_bd_addr(local_addr);
109 printf("BTstack up and running on %s.\n", bd_addr_to_str(local_addr));
110 btstack_strcpy(tlv_db_path, sizeof(tlv_db_path), TLV_DB_PATH_PREFIX);
111 btstack_strcat(tlv_db_path, sizeof(tlv_db_path), bd_addr_to_str_with_delimiter(local_addr, '-'));
112 btstack_strcat(tlv_db_path, sizeof(tlv_db_path), TLV_DB_PATH_POSTFIX);
113 tlv_impl = btstack_tlv_posix_init_instance(&tlv_context, tlv_db_path);
114 btstack_tlv_set_instance(tlv_impl, &tlv_context);
115 #ifdef ENABLE_CLASSIC
116 hci_set_link_key_db(btstack_link_key_db_tlv_get_instance(tlv_impl, &tlv_context));
117 #endif
118 #ifdef ENABLE_BLE
119 le_device_db_tlv_configure(tlv_impl, &tlv_context);
120 #endif
121 break;
122 case HCI_STATE_OFF:
123 btstack_tlv_posix_deinit(&tlv_context);
124 if (!shutdown_triggered) break;
125 // reset stdin
126 btstack_stdin_reset();
127 log_info("Good bye, see you.\n");
128 exit(0);
129 break;
130 default:
131 break;
132 }
133 break;
134 default:
135 break;
136 }
137 }
138
trigger_shutdown(void)139 static void trigger_shutdown(void){
140 printf("CTRL-C - SIGINT received, shutting down..\n");
141 log_info("sigint_handler: shutting down");
142 shutdown_triggered = true;
143 hci_power_control(HCI_POWER_OFF);
144 }
145
146 static int led_state = 0;
hal_led_toggle(void)147 void hal_led_toggle(void){
148 led_state = 1 - led_state;
149 printf("LED State %u\n", led_state);
150 }
151
nxp_phase2(uint8_t status)152 static void nxp_phase2(uint8_t status){
153
154 if (status){
155 printf("Download firmware failed\n");
156 return;
157 }
158
159 printf("Phase 2: Main app\n");
160
161 // assert last ack was sent at original speed
162 usleep(100000);
163
164 // re-configure UART: enable flow control, set initial baudrate
165 transport_config.baudrate_init = btstack_chipset_nxp_get_initial_baudrate();
166 uart_driver->set_flowcontrol(transport_config.flowcontrol);
167
168 // init HCI
169 const hci_transport_t * transport = hci_transport_h4_instance_for_uart(uart_driver);
170 hci_init(transport, (void*) &transport_config);
171 hci_set_chipset(btstack_chipset_nxp_instance());
172
173 #ifdef HAVE_PORTAUDIO
174 btstack_audio_sink_set_instance(btstack_audio_portaudio_sink_get_instance());
175 btstack_audio_source_set_instance(btstack_audio_portaudio_source_get_instance());
176 #endif
177
178 // inform about BTstack state
179 hci_event_callback_registration.callback = &packet_handler;
180 hci_add_event_handler(&hci_event_callback_registration);
181
182 // register callback for CTRL-c
183 btstack_signal_register_callback(SIGINT, &trigger_shutdown);
184
185 // setup app
186 btstack_main(main_argc, main_argv);
187 }
188
main(int argc,const char * argv[])189 int main(int argc, const char * argv[]){
190
191 /// GET STARTED with BTstack ///
192 btstack_memory_init();
193 btstack_run_loop_init(btstack_run_loop_posix_get_instance());
194
195 // log into file using HCI_DUMP_PACKETLOGGER format
196 const char * pklg_path = "/tmp/hci_dump.pklg";
197 hci_dump_posix_fs_open(pklg_path, HCI_DUMP_PACKETLOGGER);
198 const hci_dump_t * hci_dump_impl = hci_dump_posix_fs_get_instance();
199 hci_dump_init(hci_dump_impl);
200 printf("Packet Log: %s\n", pklg_path);
201
202 // pick serial port
203 transport_config.device_name = "/dev/tty.usbserial-A506WORJ"; // DVK-ST60-2230C / 88W8997
204 // transport_config.device_name = "/dev/tty.usbserial-FT1XBGIM"; // murata m.2 adapter
205
206 // accept path from command line
207 if (argc >= 3 && strcmp(argv[1], "-u") == 0){
208 transport_config.device_name = argv[2];
209 argc -= 2;
210 memmove((void *) &argv[1], &argv[3], (argc-1) * sizeof(char *));
211 }
212 printf("H4 device: %s\n", transport_config.device_name);
213
214 uart_driver = btstack_uart_posix_instance();
215
216 // extract UART config from transport config
217 uart_config.baudrate = transport_config.baudrate_init;
218 uart_config.flowcontrol = 0;
219 uart_config.device_name = transport_config.device_name;
220 uart_driver->init(&uart_config);
221
222 main_argc = argc;
223 main_argv = argv;
224
225 const char * firmware_v1 = "uartuart8997_bt_v4.bin";
226 printf("Phase 1: Download firmware\n");
227 btstack_chipset_nxp_set_v1_firmware_path(firmware_v1);
228 btstack_chipset_nxp_download_firmware_with_uart(uart_driver, &nxp_phase2);
229
230 // go
231 btstack_run_loop_execute();
232 return 0;
233 }
234