1 /*
2 * Copyright (C) 2015 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 #include "btstack.h"
41 #include "btstack_chipset_bcm.h"
42 #include "btstack_run_loop_wiced.h"
43 #include "btstack_link_key_db_wiced_dct.h"
44 #include "le_device_db_wiced_dct.h"
45 #include "hci_dump_embedded_stdout.h"
46 #include "hci_transport.h"
47 #include "hci_transport_h4.h"
48
49 #include "generated_mac_address.txt"
50
51 #include "platform_bluetooth.h"
52 #include "wiced.h"
53 #include "platform/wwd_platform_interface.h"
54
55 const btstack_uart_block_t * btstack_uart_block_wiced_instance(void);
56
57 // see generated_mac_address.txt - "macaddr=02:0A:F7:3d:76:be"
58 static const char * wifi_mac_address = NVRAM_GENERATED_MAC_ADDRESS;
59
60 static btstack_packet_callback_registration_t hci_event_callback_registration;
61
62 static const hci_transport_config_uart_t hci_transport_config_uart = {
63 HCI_TRANSPORT_CONFIG_UART,
64 115200,
65 1000000, // 200000+ didn't work reliably
66 1,
67 NULL,
68 };
69
70 extern int btstack_main(void);
71
packet_handler(uint8_t packet_type,uint16_t channel,uint8_t * packet,uint16_t size)72 static void packet_handler (uint8_t packet_type, uint16_t channel, uint8_t *packet, uint16_t size){
73 if (packet_type != HCI_EVENT_PACKET) return;
74 if (hci_event_packet_get_type(packet) != BTSTACK_EVENT_STATE) return;
75 if (btstack_event_state_get_state(packet) != HCI_STATE_WORKING) return;
76 printf("BTstack up and running.\n");
77 }
78
application_start(void)79 void application_start(void){
80
81 /* Initialise the WICED device without WLAN */
82 wiced_core_init();
83
84 /* 32 kHz clock also needed for Bluetooth */
85 host_platform_init_wlan_powersave_clock();
86
87 printf("BTstack on WICED\n");
88
89 #if 0
90 // init GPIOs D0-D5 for debugging - not used
91 wiced_gpio_init(D0, OUTPUT_PUSH_PULL);
92 wiced_gpio_init(D1, OUTPUT_PUSH_PULL);
93 wiced_gpio_init(D2, OUTPUT_PUSH_PULL);
94 wiced_gpio_init(D3, OUTPUT_PUSH_PULL);
95 wiced_gpio_init(D4, OUTPUT_PUSH_PULL);
96 wiced_gpio_init(D5, OUTPUT_PUSH_PULL);
97
98 wiced_gpio_output_low(D0);
99 wiced_gpio_output_low(D1);
100 wiced_gpio_output_low(D2);
101 wiced_gpio_output_low(D3);
102 wiced_gpio_output_low(D4);
103 wiced_gpio_output_low(D5);
104 #endif
105
106 // start with BTstack init - especially configure HCI Transport
107 btstack_memory_init();
108 btstack_run_loop_init(btstack_run_loop_wiced_get_instance());
109
110 // enable full log output while porting
111 // hci_dump_init(hci_dump_embedded_stdout_get_instance());
112
113 // setup le device db storage -- not needed if used LE-only (-> start address == 0)
114 le_device_db_wiced_dct_set_start_address(btstack_link_key_db_wiced_dct_get_storage_size());
115 le_device_db_dump();
116
117 // init HCI
118 const btstack_uart_block_t * uart_driver = btstack_uart_block_wiced_instance();
119 const hci_transport_t * transport = hci_transport_h4_instance(uart_driver);
120 hci_init(transport, (void*) &hci_transport_config_uart);
121 hci_set_link_key_db(btstack_link_key_db_wiced_dct_instance());
122 hci_set_chipset(btstack_chipset_bcm_instance());
123
124 // inform about BTstack state
125 hci_event_callback_registration.callback = &packet_handler;
126 hci_add_event_handler(&hci_event_callback_registration);
127
128 // use WIFI Mac address + 1 for Bluetooth
129 bd_addr_t dummy = { 1,2,3,4,5,6};
130 sscanf_bd_addr(&wifi_mac_address[8], dummy);
131 dummy[5]++;
132 hci_set_bd_addr(dummy);
133
134 // hand over to btstack embedded code
135 btstack_main();
136
137 // go
138 btstack_run_loop_execute();
139
140 while (1){};
141 }
142