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 "ble/le_device_db_tlv.h"
55 #include "bluetooth_company_id.h"
56 #include "btstack_chipset_cc256x.h"
57 #include "btstack_chipset_csr.h"
58 #include "btstack_chipset_em9301.h"
59 #include "btstack_chipset_stlc2500d.h"
60 #include "btstack_chipset_tc3566x.h"
61 #include "btstack_debug.h"
62 #include "btstack_event.h"
63 #include "btstack_memory.h"
64 #include "btstack_run_loop.h"
65 #include "btstack_run_loop_posix.h"
66 #include "btstack_signal.h"
67 #include "btstack_stdin.h"
68 #include "btstack_tlv_posix.h"
69 #include "btstack_uart.h"
70 #include "classic/btstack_link_key_db_tlv.h"
71 #include "hci.h"
72 #include "hci_dump.h"
73 #include "hci_dump_posix_fs.h"
74 #include "hci_transport.h"
75 #include "hci_transport_h5.h"
76
77 int btstack_main(int argc, const char * argv[]);
78
79 #define TLV_DB_PATH_PREFIX "/tmp/btstack_"
80 #define TLV_DB_PATH_POSTFIX ".tlv"
81 static char tlv_db_path[100];
82 static const btstack_tlv_t * tlv_impl;
83 static btstack_tlv_posix_t tlv_context;
84 static bd_addr_t local_addr;
85 static bool shutdown_triggered;
86
87 static hci_transport_config_uart_t config = {
88 HCI_TRANSPORT_CONFIG_UART,
89 115200,
90 0, // main baudrate
91 1, // flow control
92 NULL,
93 BTSTACK_UART_PARITY_EVEN, // parity
94 };
95
96 static btstack_packet_callback_registration_t hci_event_callback_registration;
97 static void local_version_information_handler(uint8_t * packet);
98
99
100 static int led_state = 0;
hal_led_toggle(void)101 void hal_led_toggle(void){
102 led_state = 1 - led_state;
103 printf("LED State %u\n", led_state);
104 }
use_fast_uart(void)105 static void use_fast_uart(void){
106 printf("Using 921600 baud.\n");
107 config.baudrate_main = 921600;
108 }
109
local_version_information_handler(uint8_t * packet)110 static void local_version_information_handler(uint8_t * packet){
111 printf("Local version information:\n");
112 uint16_t hci_version = packet[6];
113 uint16_t hci_revision = little_endian_read_16(packet, 7);
114 uint16_t lmp_version = packet[9];
115 uint16_t manufacturer = little_endian_read_16(packet, 10);
116 uint16_t lmp_subversion = little_endian_read_16(packet, 12);
117 printf("- HCI Version 0x%04x\n", hci_version);
118 printf("- HCI Revision 0x%04x\n", hci_revision);
119 printf("- LMP Version 0x%04x\n", lmp_version);
120 printf("- LMP Revision 0x%04x\n", lmp_subversion);
121 printf("- Manufacturer 0x%04x\n", manufacturer);
122 switch (manufacturer){
123 case BLUETOOTH_COMPANY_ID_CAMBRIDGE_SILICON_RADIO:
124 printf("Cambridge Silicon Radio - CSR chipset, Build ID: %u.\n", hci_revision);
125 use_fast_uart();
126 hci_set_chipset(btstack_chipset_csr_instance());
127 break;
128 case BLUETOOTH_COMPANY_ID_TEXAS_INSTRUMENTS_INC:
129 printf("Texas Instruments - CC256x compatible chipset.\n");
130 use_fast_uart();
131 hci_set_chipset(btstack_chipset_cc256x_instance());
132 break;
133 case BLUETOOTH_COMPANY_ID_BROADCOM_CORPORATION:
134 printf("Broadcom chipset. Not supported by posix-h5 port, please use port/posix-h5-bcm\n");
135 exit(10);
136 break;
137 case BLUETOOTH_COMPANY_ID_ST_MICROELECTRONICS:
138 printf("ST Microelectronics - using STLC2500d driver.\n");
139 use_fast_uart();
140 hci_set_chipset(btstack_chipset_stlc2500d_instance());
141 break;
142 case BLUETOOTH_COMPANY_ID_EM_MICROELECTRONIC_MARIN_SA:
143 printf("EM Microelectronics - using EM9301 driver.\n");
144 hci_set_chipset(btstack_chipset_em9301_instance());
145 break;
146 default:
147 printf("Unknown manufacturer / manufacturer not supported yet.\n");
148 break;
149 }
150 }
151
packet_handler(uint8_t packet_type,uint16_t channel,uint8_t * packet,uint16_t size)152 static void packet_handler (uint8_t packet_type, uint16_t channel, uint8_t *packet, uint16_t size){
153 if (packet_type != HCI_EVENT_PACKET) return;
154 switch (hci_event_packet_get_type(packet)){
155 case BTSTACK_EVENT_STATE:
156 switch(btstack_event_state_get_state(packet)){
157 case HCI_STATE_WORKING:
158 gap_local_bd_addr(local_addr);
159 printf("BTstack up and running on %s.\n", bd_addr_to_str(local_addr));
160 btstack_strcpy(tlv_db_path, sizeof(tlv_db_path), TLV_DB_PATH_PREFIX);
161 btstack_strcat(tlv_db_path, sizeof(tlv_db_path), bd_addr_to_str_with_delimiter(local_addr, '-'));
162 btstack_strcat(tlv_db_path, sizeof(tlv_db_path), TLV_DB_PATH_POSTFIX);
163 tlv_impl = btstack_tlv_posix_init_instance(&tlv_context, tlv_db_path);
164 btstack_tlv_set_instance(tlv_impl, &tlv_context);
165 #ifdef ENABLE_CLASSIC
166 hci_set_link_key_db(btstack_link_key_db_tlv_get_instance(tlv_impl, &tlv_context));
167 #endif
168 #ifdef ENABLE_BLE
169 le_device_db_tlv_configure(tlv_impl, &tlv_context);
170 #endif
171 break;
172 case HCI_STATE_OFF:
173 btstack_tlv_posix_deinit(&tlv_context);
174 if (!shutdown_triggered) break;
175 // reset stdin
176 btstack_stdin_reset();
177 log_info("Good bye, see you.\n");
178 exit(0);
179 break;
180 default:
181 break;
182 }
183 break;
184 case HCI_EVENT_COMMAND_COMPLETE:
185 if (hci_event_command_complete_get_command_opcode(packet) == HCI_OPCODE_HCI_READ_LOCAL_NAME){
186 if (hci_event_command_complete_get_return_parameters(packet)[0]) break;
187 // terminate, name 248 chars
188 packet[6+248] = 0;
189 printf("Local name: %s\n", &packet[6]);
190 }
191 if (hci_event_command_complete_get_command_opcode(packet) == HCI_OPCODE_HCI_READ_LOCAL_VERSION_INFORMATION){
192 local_version_information_handler(packet);
193 }
194 break;
195 default:
196 break;
197 }
198 }
199
trigger_shutdown(void)200 static void trigger_shutdown(void){
201 printf("CTRL-C - SIGINT received, shutting down..\n");
202 log_info("sigint_handler: shutting down");
203 shutdown_triggered = true;
204 hci_power_control(HCI_POWER_OFF);
205 }
206
main(int argc,const char * argv[])207 int main(int argc, const char * argv[]){
208
209 /// GET STARTED with BTstack ///
210 btstack_memory_init();
211 btstack_run_loop_init(btstack_run_loop_posix_get_instance());
212
213 // log into file using HCI_DUMP_PACKETLOGGER format
214 const char * pklg_path = "/tmp/hci_dump.pklg";
215 hci_dump_posix_fs_open(pklg_path, HCI_DUMP_PACKETLOGGER);
216 const hci_dump_t * hci_dump_impl = hci_dump_posix_fs_get_instance();
217 hci_dump_init(hci_dump_impl);
218 printf("Packet Log: %s\n", pklg_path);
219
220 // pick serial port
221 // config.device_name = "/dev/tty.usbserial-A900K2WS"; // DFROBOT
222 // config.device_name = "/dev/tty.usbserial-A50285BI"; // BOOST-CC2564MODA New
223 // config.device_name = "/dev/tty.usbserial-A9OVNX5P"; // RedBear IoT pHAT breakout board
224 config.device_name = "/dev/tty.usbserial-A900K0VK"; // CSR8811 breakout board
225
226 // accept path from command line
227 if (argc >= 3 && strcmp(argv[1], "-u") == 0){
228 config.device_name = argv[2];
229 argc -= 2;
230 memmove((void *) &argv[1], &argv[3], (argc-1) * sizeof(char *));
231 }
232 printf("H5 device: %s\n", config.device_name);
233
234 // init HCI
235 const btstack_uart_t * uart_driver = (const btstack_uart_t *) btstack_uart_posix_instance();
236 const hci_transport_t * transport = hci_transport_h5_instance(uart_driver);
237 hci_init(transport, (void*) &config);
238
239 // set BD_ADDR for CSR without Flash/unique address
240 // bd_addr_t own_address = { 0x11, 0x22, 0x33, 0x44, 0x55, 0x66};
241 // btstack_chipset_csr_set_bd_addr(own_address);
242
243 // enable auto-sleep mode
244 // hci_transport_h5_set_auto_sleep(300);
245
246 // register for HCI events
247 hci_event_callback_registration.callback = &packet_handler;
248 hci_add_event_handler(&hci_event_callback_registration);
249
250 // register callback for CTRL-c
251 btstack_signal_register_callback(SIGINT, &trigger_shutdown);
252
253 // setup app
254 btstack_main(argc, argv);
255
256 // go
257 btstack_run_loop_execute();
258
259 return 0;
260 }
261