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