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/* |
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Bluefruit Protocol for TMK firmware |
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Author: Benjamin Gould, 2013 |
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Based on code Copyright 2011 Jun Wako <wakojun@gmail.com> |
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This program is free software: you can redistribute it and/or modify |
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it under the terms of the GNU General Public License as published by |
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the Free Software Foundation, either version 2 of the License, or |
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(at your option) any later version. |
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This program is distributed in the hope that it will be useful, |
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but WITHOUT ANY WARRANTY; without even the implied warranty of |
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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GNU General Public License for more details. |
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You should have received a copy of the GNU General Public License |
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along with this program. If not, see <http://www.gnu.org/licenses/>. |
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*/ |
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#include <stdint.h> |
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#include "host.h" |
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#include "report.h" |
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#include "print.h" |
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#include "debug.h" |
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#include "host_driver.h" |
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#include "serial.h" |
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#include "bluefruit.h" |
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#define BLUEFRUIT_TRACE_SERIAL 1 |
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static uint8_t bluefruit_keyboard_leds = 0; |
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static void bluefruit_serial_send(uint8_t); |
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void bluefruit_keyboard_print_report(report_keyboard_t *report) { |
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if (!debug_keyboard) return; |
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dprintf("keys: "); |
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for (int i = 0; i < KEYBOARD_REPORT_KEYS; i++) { |
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debug_hex8(report->keys[i]); |
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dprintf(" "); |
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} |
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dprintf(" mods: "); |
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debug_hex8(report->mods); |
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dprintf(" reserved: "); |
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debug_hex8(report->reserved); |
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dprintf("\n"); |
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} |
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#ifdef BLUEFRUIT_TRACE_SERIAL |
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static void bluefruit_trace_header() { |
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dprintf("+------------------------------------+\n"); |
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dprintf("| HID report to Bluefruit via serial |\n"); |
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dprintf("+------------------------------------+\n|"); |
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} |
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static void bluefruit_trace_footer() { dprintf("|\n+------------------------------------+\n\n"); } |
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#endif |
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static void bluefruit_serial_send(uint8_t data) { |
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#ifdef BLUEFRUIT_TRACE_SERIAL |
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dprintf(" "); |
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debug_hex8(data); |
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dprintf(" "); |
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#endif |
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serial_send(data); |
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} |
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/*------------------------------------------------------------------* |
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* Host driver |
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*------------------------------------------------------------------*/ |
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static uint8_t keyboard_leds(void); |
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static void send_keyboard(report_keyboard_t *report); |
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static void send_mouse(report_mouse_t *report); |
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static void send_system(uint16_t data); |
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static void send_consumer(uint16_t data); |
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void sendString(char string[], int length) { |
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for (int i = 0; i < length; i++) { |
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serial_send(string[i]); |
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} |
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} |
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static host_driver_t driver = {keyboard_leds, send_keyboard, send_mouse, send_system, send_consumer}; |
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host_driver_t *bluefruit_driver(void) { return &driver; } |
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static uint8_t keyboard_leds(void) { return bluefruit_keyboard_leds; } |
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static void send_keyboard(report_keyboard_t *report) { |
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#ifdef BLUEFRUIT_TRACE_SERIAL |
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bluefruit_trace_header(); |
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#endif |
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bluefruit_serial_send(0xFD); |
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for (uint8_t i = 0; i < KEYBOARD_REPORT_SIZE; i++) { |
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bluefruit_serial_send(report->raw[i]); |
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} |
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#ifdef BLUEFRUIT_TRACE_SERIAL |
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bluefruit_trace_footer(); |
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#endif |
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} |
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static void send_mouse(report_mouse_t *report) { |
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#ifdef BLUEFRUIT_TRACE_SERIAL |
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bluefruit_trace_header(); |
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#endif |
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bluefruit_serial_send(0xFD); |
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bluefruit_serial_send(0x00); |
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bluefruit_serial_send(0x03); |
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bluefruit_serial_send(report->buttons); |
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bluefruit_serial_send(report->x); |
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bluefruit_serial_send(report->y); |
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bluefruit_serial_send(report->v); // should try sending the wheel v here |
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bluefruit_serial_send(report->h); // should try sending the wheel h here |
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bluefruit_serial_send(0x00); |
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#ifdef BLUEFRUIT_TRACE_SERIAL |
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bluefruit_trace_footer(); |
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#endif |
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} |
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static void send_system(uint16_t data) {} |
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/* |
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+-----------------+-------------------+-------+ |
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| Consumer Key | Bit Map | Hex | |
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+-----------------+-------------------+-------+ |
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| Home | 00000001 00000000 | 01 00 | |
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| KeyboardLayout | 00000010 00000000 | 02 00 | |
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| Search | 00000100 00000000 | 04 00 | |
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| Snapshot | 00001000 00000000 | 08 00 | |
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| VolumeUp | 00010000 00000000 | 10 00 | |
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| VolumeDown | 00100000 00000000 | 20 00 | |
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| Play/Pause | 01000000 00000000 | 40 00 | |
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| Fast Forward | 10000000 00000000 | 80 00 | |
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| Rewind | 00000000 00000001 | 00 01 | |
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| Scan Next Track | 00000000 00000010 | 00 02 | |
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| Scan Prev Track | 00000000 00000100 | 00 04 | |
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| Random Play | 00000000 00001000 | 00 08 | |
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| Stop | 00000000 00010000 | 00 10 | |
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+-------------------------------------+-------+ |
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*/ |
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#define CONSUMER2BLUEFRUIT(usage) (usage == AUDIO_MUTE ? 0x0000 : (usage == AUDIO_VOL_UP ? 0x1000 : (usage == AUDIO_VOL_DOWN ? 0x2000 : (usage == TRANSPORT_NEXT_TRACK ? 0x0002 : (usage == TRANSPORT_PREV_TRACK ? 0x0004 : (usage == TRANSPORT_STOP ? 0x0010 : (usage == TRANSPORT_STOP_EJECT ? 0x0000 : (usage == TRANSPORT_PLAY_PAUSE ? 0x4000 : (usage == AL_CC_CONFIG ? 0x0000 : (usage == AL_EMAIL ? 0x0000 : (usage == AL_CALCULATOR ? 0x0000 : (usage == AL_LOCAL_BROWSER ? 0x0000 : (usage == AC_SEARCH ? 0x0400 : (usage == AC_HOME ? 0x0100 : (usage == AC_BACK ? 0x0000 : (usage == AC_FORWARD ? 0x0000 : (usage == AC_STOP ? 0x0000 : (usage == AC_REFRESH ? 0x0000 : (usage == AC_BOOKMARKS ? 0x0000 : 0))))))))))))))))))) |
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static void send_consumer(uint16_t data) { |
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static uint16_t last_data = 0; |
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if (data == last_data) return; |
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last_data = data; |
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uint16_t bitmap = CONSUMER2BLUEFRUIT(data); |
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#ifdef BLUEFRUIT_TRACE_SERIAL |
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dprintf("\nData: "); |
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debug_hex16(data); |
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dprintf("; bitmap: "); |
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debug_hex16(bitmap); |
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dprintf("\n"); |
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bluefruit_trace_header(); |
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#endif |
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bluefruit_serial_send(0xFD); |
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bluefruit_serial_send(0x00); |
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bluefruit_serial_send(0x02); |
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bluefruit_serial_send((bitmap >> 8) & 0xFF); |
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bluefruit_serial_send(bitmap & 0xFF); |
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bluefruit_serial_send(0x00); |
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bluefruit_serial_send(0x00); |
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bluefruit_serial_send(0x00); |
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bluefruit_serial_send(0x00); |
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#ifdef BLUEFRUIT_TRACE_SERIAL |
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bluefruit_trace_footer(); |
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#endif |
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} |