xref: /btstack/port/posix-h4/main.c (revision f8fbdce0c5067e7e7edd3a29934b1f9b79c8ff2d)
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 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 // *****************************************************************************
39 //
40 // minimal setup for HCI code
41 //
42 // *****************************************************************************
43 
44 #include <stdint.h>
45 #include <stdio.h>
46 #include <stdlib.h>
47 #include <string.h>
48 #include <signal.h>
49 
50 #include "btstack_config.h"
51 
52 #include "btstack_memory.h"
53 #include "btstack_debug.h"
54 #include "hci.h"
55 #include "hci_dump.h"
56 #include "btstack_run_loop.h"
57 #include "btstack_run_loop_posix.h"
58 #include "stdin_support.h"
59 
60 #include "btstack_chipset_bcm.h"
61 #include "btstack_chipset_csr.h"
62 #include "btstack_chipset_cc256x.h"
63 #include "btstack_chipset_em9301.h"
64 #include "btstack_chipset_stlc2500d.h"
65 #include "btstack_chipset_tc3566x.h"
66 
67 int btstack_main(int argc, const char * argv[]);
68 
69 static hci_transport_config_uart_t config = {
70     HCI_TRANSPORT_CONFIG_UART,
71     115200,
72     0,  // main baudrate
73     1,  // flow control
74     NULL,
75 };
76 
77 static void sigint_handler(int param){
78 
79 #ifndef _WIN32
80     // reset anyway
81     btstack_stdin_reset();
82 #endif
83 
84     log_info(" <= SIGINT received, shutting down..\n");
85     hci_power_control(HCI_POWER_OFF);
86     hci_close();
87     log_info("Good bye, see you.\n");
88     exit(0);
89 }
90 
91 static int led_state = 0;
92 void hal_led_toggle(void){
93     led_state = 1 - led_state;
94     printf("LED State %u\n", led_state);
95 }
96 static void using_921600_baud(void){
97     printf("Using 921600 baud.\n");
98     config.baudrate_main = 921600;
99 }
100 
101 static void local_version_information_callback(uint8_t * packet){
102     printf("Local version information:\n");
103     uint16_t hci_version    = little_endian_read_16(packet, 4);
104     uint16_t hci_revision   = little_endian_read_16(packet, 6);
105     uint16_t lmp_version    = little_endian_read_16(packet, 8);
106     uint16_t manufacturer   = little_endian_read_16(packet, 10);
107     uint16_t lmp_subversion = little_endian_read_16(packet, 12);
108     printf("- HCI Version  0x%04x\n", hci_version);
109     printf("- HCI Revision 0x%04x\n", hci_revision);
110     printf("- LMP Version  0x%04x\n", lmp_version);
111     printf("- LMP Revision 0x%04x\n", lmp_subversion);
112     printf("- Manufacturer 0x%04x\n", manufacturer);
113     switch (manufacturer){
114         case COMPANY_ID_CAMBRIDGE_SILICON_RADIO:
115             printf("Cambridge Silicon Radio CSR chipset.\n");
116             using_921600_baud();
117             hci_set_chipset(btstack_chipset_csr_instance());
118             break;
119         case COMPANY_ID_TEXAS_INSTRUMENTS_INC:
120             printf("Texas Instruments - CC256x compatible chipset.\n");
121             using_921600_baud();
122             hci_set_chipset(btstack_chipset_cc256x_instance());
123             break;
124         case COMPANY_ID_BROADCOM_CORPORATION:
125             printf("Broadcom chipset. Not supported yet\n");
126             // hci_set_chipset(btstack_chipset_bcm_instance());
127             break;
128         case COMPANY_ID_ST_MICROELECTRONICS:
129             printf("ST Microelectronics - using STLC2500d driver.\n");
130             using_921600_baud();
131             hci_set_chipset(btstack_chipset_stlc2500d_instance());
132             break;
133         case COMPANY_ID_EM_MICROELECTRONICS_MARIN:
134             printf("EM Microelectronics - using EM9301 driver.\n");
135             hci_set_chipset(btstack_chipset_em9301_instance());
136             break;
137         default:
138             printf("Unknown manufacturer / manufacturer not supported yet.\n");
139             break;
140     }
141 }
142 
143 int main(int argc, const char * argv[]){
144 
145 	/// GET STARTED with BTstack ///
146 	btstack_memory_init();
147     btstack_run_loop_init(btstack_run_loop_posix_get_instance());
148 
149     // use logger: format HCI_DUMP_PACKETLOGGER, HCI_DUMP_BLUEZ or HCI_DUMP_STDOUT
150     hci_dump_open("/tmp/hci_dump.pklg", HCI_DUMP_PACKETLOGGER);
151 
152     // pick serial port
153     config.device_name = "/dev/tty.usbserial-A900K0VK";
154 
155     // init HCI
156 	const hci_transport_t * transport = hci_transport_h4_instance();
157     remote_device_db_t * remote_db = (remote_device_db_t *) &remote_device_db_fs;
158 	hci_init(transport, (void*) &config, remote_db);
159 
160     // setup dynamic chipset driver setup
161     hci_set_local_version_information_callback(&local_version_information_callback);
162 
163     // handle CTRL-c
164     signal(SIGINT, sigint_handler);
165 
166     // setup app
167     btstack_main(argc, argv);
168 
169     // go
170     btstack_run_loop_execute();
171 
172     return 0;
173 }
174