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1 | /* | |
2 | Bluefruit Protocol for TMK firmware | |
3 | Author: Benjamin Gould, 2013 | |
4 | Based on code Copyright 2011 Jun Wako <wakojun@gmail.com> | |
5 | ||
6 | This program is free software: you can redistribute it and/or modify | |
7 | it under the terms of the GNU General Public License as published by | |
8 | the Free Software Foundation, either version 2 of the License, or | |
9 | (at your option) any later version. | |
10 | ||
11 | This program is distributed in the hope that it will be useful, | |
12 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
13 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
14 | GNU General Public License for more details. | |
15 | ||
16 | You should have received a copy of the GNU General Public License | |
17 | along with this program. If not, see <http://www.gnu.org/licenses/>. | |
18 | ||
19 | */ | |
20 | ||
21 | #include <stdint.h> | |
22 | #include "host.h" | |
23 | #include "report.h" | |
24 | #include "print.h" | |
25 | #include "debug.h" | |
26 | #include "host_driver.h" | |
27 | #include "serial.h" | |
28 | #include "bluefruit.h" | |
29 | ||
30 | #define BLUEFRUIT_TRACE_SERIAL 1 | |
31 | ||
32 | static uint8_t bluefruit_keyboard_leds = 0; | |
33 | ||
34 | static void bluefruit_serial_send(uint8_t); | |
35 | ||
36 | void bluefruit_keyboard_print_report(report_keyboard_t *report) | |
37 | { | |
38 | if (!debug_keyboard) return; | |
39 | dprintf("keys: "); for (int i = 0; i < KEYBOARD_REPORT_KEYS; i++) { debug_hex8(report->keys[i]); dprintf(" "); } | |
40 | dprintf(" mods: "); debug_hex8(report->mods); | |
41 | dprintf(" reserved: "); debug_hex8(report->reserved); | |
42 | dprintf("\n"); | |
43 | } | |
44 | ||
45 | #ifdef BLUEFRUIT_TRACE_SERIAL | |
46 | static void bluefruit_trace_header() | |
47 | { | |
48 | dprintf("+------------------------------------+\n"); | |
49 | dprintf("| HID report to Bluefruit via serial |\n"); | |
50 | dprintf("+------------------------------------+\n|"); | |
51 | } | |
52 | ||
53 | static void bluefruit_trace_footer() | |
54 | { | |
55 | dprintf("|\n+------------------------------------+\n\n"); | |
56 | } | |
57 | #endif | |
58 | ||
59 | static void bluefruit_serial_send(uint8_t data) | |
60 | { | |
61 | #ifdef BLUEFRUIT_TRACE_SERIAL | |
62 | dprintf(" "); | |
63 | debug_hex8(data); | |
64 | dprintf(" "); | |
65 | #endif | |
66 | serial_send(data); | |
67 | } | |
68 | ||
69 | /*------------------------------------------------------------------* | |
70 | * Host driver | |
71 | *------------------------------------------------------------------*/ | |
72 | ||
73 | static uint8_t keyboard_leds(void); | |
74 | static void send_keyboard(report_keyboard_t *report); | |
75 | static void send_mouse(report_mouse_t *report); | |
76 | static void send_system(uint16_t data); | |
77 | static void send_consumer(uint16_t data); | |
78 | ||
79 | static host_driver_t driver = { | |
80 | keyboard_leds, | |
81 | send_keyboard, | |
82 | send_mouse, | |
83 | send_system, | |
84 | send_consumer | |
85 | }; | |
86 | ||
87 | host_driver_t *bluefruit_driver(void) | |
88 | { | |
89 | return &driver; | |
90 | } | |
91 | ||
92 | static uint8_t keyboard_leds(void) { | |
93 | return bluefruit_keyboard_leds; | |
94 | } | |
95 | ||
96 | static void send_keyboard(report_keyboard_t *report) | |
97 | { | |
98 | #ifdef BLUEFRUIT_TRACE_SERIAL | |
99 | bluefruit_trace_header(); | |
100 | #endif | |
101 | bluefruit_serial_send(0xFD); | |
102 | for (uint8_t i = 0; i < KEYBOARD_REPORT_SIZE; i++) { | |
103 | bluefruit_serial_send(report->raw[i]); | |
104 | } | |
105 | #ifdef BLUEFRUIT_TRACE_SERIAL | |
106 | bluefruit_trace_footer(); | |
107 | #endif | |
108 | } | |
109 | ||
110 | static void send_mouse(report_mouse_t *report) | |
111 | { | |
112 | #ifdef BLUEFRUIT_TRACE_SERIAL | |
113 | bluefruit_trace_header(); | |
114 | #endif | |
115 | bluefruit_serial_send(0xFD); | |
116 | bluefruit_serial_send(0x00); | |
117 | bluefruit_serial_send(0x03); | |
118 | bluefruit_serial_send(report->buttons); | |
119 | bluefruit_serial_send(report->x); | |
120 | bluefruit_serial_send(report->y); | |
121 | bluefruit_serial_send(report->v); // should try sending the wheel v here | |
122 | bluefruit_serial_send(report->h); // should try sending the wheel h here | |
123 | bluefruit_serial_send(0x00); | |
124 | #ifdef BLUEFRUIT_TRACE_SERIAL | |
125 | bluefruit_trace_footer(); | |
126 | #endif | |
127 | } | |
128 | ||
129 | static void send_system(uint16_t data) | |
130 | { | |
131 | } | |
132 | ||
133 | /* | |
134 | +-----------------+-------------------+-------+ | |
135 | | Consumer Key | Bit Map | Hex | | |
136 | +-----------------+-------------------+-------+ | |
137 | | Home | 00000001 00000000 | 01 00 | | |
138 | | KeyboardLayout | 00000010 00000000 | 02 00 | | |
139 | | Search | 00000100 00000000 | 04 00 | | |
140 | | Snapshot | 00001000 00000000 | 08 00 | | |
141 | | VolumeUp | 00010000 00000000 | 10 00 | | |
142 | | VolumeDown | 00100000 00000000 | 20 00 | | |
143 | | Play/Pause | 01000000 00000000 | 40 00 | | |
144 | | Fast Forward | 10000000 00000000 | 80 00 | | |
145 | | Rewind | 00000000 00000001 | 00 01 | | |
146 | | Scan Next Track | 00000000 00000010 | 00 02 | | |
147 | | Scan Prev Track | 00000000 00000100 | 00 04 | | |
148 | | Random Play | 00000000 00001000 | 00 08 | | |
149 | | Stop | 00000000 00010000 | 00 10 | | |
150 | +-------------------------------------+-------+ | |
151 | */ | |
152 | #define CONSUMER2BLUEFRUIT(usage) \ | |
153 | (usage == AUDIO_MUTE ? 0x0000 : \ | |
154 | (usage == AUDIO_VOL_UP ? 0x1000 : \ | |
155 | (usage == AUDIO_VOL_DOWN ? 0x2000 : \ | |
156 | (usage == TRANSPORT_NEXT_TRACK ? 0x0002 : \ | |
157 | (usage == TRANSPORT_PREV_TRACK ? 0x0004 : \ | |
158 | (usage == TRANSPORT_STOP ? 0x0010 : \ | |
159 | (usage == TRANSPORT_STOP_EJECT ? 0x0000 : \ | |
160 | (usage == TRANSPORT_PLAY_PAUSE ? 0x4000 : \ | |
161 | (usage == APPLAUNCH_CC_CONFIG ? 0x0000 : \ | |
162 | (usage == APPLAUNCH_EMAIL ? 0x0000 : \ | |
163 | (usage == APPLAUNCH_CALCULATOR ? 0x0000 : \ | |
164 | (usage == APPLAUNCH_LOCAL_BROWSER ? 0x0000 : \ | |
165 | (usage == APPCONTROL_SEARCH ? 0x0400 : \ | |
166 | (usage == APPCONTROL_HOME ? 0x0100 : \ | |
167 | (usage == APPCONTROL_BACK ? 0x0000 : \ | |
168 | (usage == APPCONTROL_FORWARD ? 0x0000 : \ | |
169 | (usage == APPCONTROL_STOP ? 0x0000 : \ | |
170 | (usage == APPCONTROL_REFRESH ? 0x0000 : \ | |
171 | (usage == APPCONTROL_BOOKMARKS ? 0x0000 : 0))))))))))))))))))) | |
172 | ||
173 | static void send_consumer(uint16_t data) | |
174 | { | |
175 | static uint16_t last_data = 0; | |
176 | if (data == last_data) return; | |
177 | last_data = data; | |
178 | ||
179 | uint16_t bitmap = CONSUMER2BLUEFRUIT(data); | |
180 | ||
181 | #ifdef BLUEFRUIT_TRACE_SERIAL | |
182 | dprintf("\nData: "); | |
183 | debug_hex16(data); | |
184 | dprintf("; bitmap: "); | |
185 | debug_hex16(bitmap); | |
186 | dprintf("\n"); | |
187 | bluefruit_trace_header(); | |
188 | #endif | |
189 | bluefruit_serial_send(0xFD); | |
190 | bluefruit_serial_send(0x00); | |
191 | bluefruit_serial_send(0x02); | |
192 | bluefruit_serial_send((bitmap>>8)&0xFF); | |
193 | bluefruit_serial_send(bitmap&0xFF); | |
194 | bluefruit_serial_send(0x00); | |
195 | bluefruit_serial_send(0x00); | |
196 | bluefruit_serial_send(0x00); | |
197 | bluefruit_serial_send(0x00); | |
198 | #ifdef BLUEFRUIT_TRACE_SERIAL | |
199 | bluefruit_trace_footer(); | |
200 | #endif | |
201 | } | |
202 |