diff options
Diffstat (limited to 'keyboards/converter/usb_usb/custom_matrix.cpp')
| -rw-r--r-- | keyboards/converter/usb_usb/custom_matrix.cpp | 238 |
1 files changed, 238 insertions, 0 deletions
diff --git a/keyboards/converter/usb_usb/custom_matrix.cpp b/keyboards/converter/usb_usb/custom_matrix.cpp new file mode 100644 index 000000000..93d13edf0 --- /dev/null +++ b/keyboards/converter/usb_usb/custom_matrix.cpp @@ -0,0 +1,238 @@ +/* +Copyright 2016 Jun Wako <wakojun@gmail.com> + +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 <stdbool.h> + +// USB HID host +#include "Usb.h" +#include "usbhub.h" +#include "hid.h" +#include "hidboot.h" +#include "parser.h" + +#include "keycode.h" +#include "util.h" +#include "print.h" +#include "debug.h" +#include "timer.h" +#include "matrix.h" +#include "led.h" +#include "host.h" +#include "keyboard.h" + + +/* KEY CODE to Matrix + * + * HID keycode(1 byte): + * Higher 5 bits indicates ROW and lower 3 bits COL. + * + * 7 6 5 4 3 2 1 0 + * +---------------+ + * | ROW | COL | + * +---------------+ + * + * Matrix space(16 * 16): + * r\c0123456789ABCDEF + * 0 +----------------+ + * : | | + * : | | + * 16 +----------------+ + */ +#define ROW_MASK 0xF0 +#define COL_MASK 0x0F +#define CODE(row, col) (((row) << 4) | (col)) +#define ROW(code) (((code) & ROW_MASK) >> 4) +#define COL(code) ((code) & COL_MASK) +#define ROW_BITS(code) (1 << COL(code)) + + +// Integrated key state of all keyboards +static report_keyboard_t keyboard_report; + +static bool matrix_is_mod = false; + +/* + * USB Host Shield HID keyboards + * This supports two cascaded hubs and four keyboards + */ +USB usb_host; +USBHub hub1(&usb_host); +USBHub hub2(&usb_host); +HIDBoot<HID_PROTOCOL_KEYBOARD> kbd1(&usb_host); +HIDBoot<HID_PROTOCOL_KEYBOARD> kbd2(&usb_host); +HIDBoot<HID_PROTOCOL_KEYBOARD> kbd3(&usb_host); +HIDBoot<HID_PROTOCOL_KEYBOARD> kbd4(&usb_host); +KBDReportParser kbd_parser1; +KBDReportParser kbd_parser2; +KBDReportParser kbd_parser3; +KBDReportParser kbd_parser4; + + +extern "C" +{ + uint8_t matrix_rows(void) { return MATRIX_ROWS; } + uint8_t matrix_cols(void) { return MATRIX_COLS; } + bool matrix_has_ghost(void) { return false; } + void matrix_init(void) { + // USB Host Shield setup + usb_host.Init(); + kbd1.SetReportParser(0, (HIDReportParser*)&kbd_parser1); + kbd2.SetReportParser(0, (HIDReportParser*)&kbd_parser2); + kbd3.SetReportParser(0, (HIDReportParser*)&kbd_parser3); + kbd4.SetReportParser(0, (HIDReportParser*)&kbd_parser4); + } + + static void or_report(report_keyboard_t report) { + // integrate reports into keyboard_report + keyboard_report.mods |= report.mods; + for (uint8_t i = 0; i < KEYBOARD_REPORT_KEYS; i++) { + if (IS_ANY(report.keys[i])) { + for (uint8_t j = 0; j < KEYBOARD_REPORT_KEYS; j++) { + if (! keyboard_report.keys[j]) { + keyboard_report.keys[j] = report.keys[i]; + break; + } + } + } + } + } + + uint8_t matrix_scan(void) { + static uint16_t last_time_stamp1 = 0; + static uint16_t last_time_stamp2 = 0; + static uint16_t last_time_stamp3 = 0; + static uint16_t last_time_stamp4 = 0; + + // check report came from keyboards + if (kbd_parser1.time_stamp != last_time_stamp1 || + kbd_parser2.time_stamp != last_time_stamp2 || + kbd_parser3.time_stamp != last_time_stamp3 || + kbd_parser4.time_stamp != last_time_stamp4) { + + last_time_stamp1 = kbd_parser1.time_stamp; + last_time_stamp2 = kbd_parser2.time_stamp; + last_time_stamp3 = kbd_parser3.time_stamp; + last_time_stamp4 = kbd_parser4.time_stamp; + + // clear and integrate all reports + keyboard_report = {}; + or_report(kbd_parser1.report); + or_report(kbd_parser2.report); + or_report(kbd_parser3.report); + or_report(kbd_parser4.report); + + matrix_is_mod = true; + + dprintf("state: %02X %02X", keyboard_report.mods, keyboard_report.reserved); + for (uint8_t i = 0; i < KEYBOARD_REPORT_KEYS; i++) { + dprintf(" %02X", keyboard_report.keys[i]); + } + dprint("\r\n"); + } else { + matrix_is_mod = false; + } + + uint16_t timer; + timer = timer_read(); + usb_host.Task(); + timer = timer_elapsed(timer); + if (timer > 100) { + dprintf("host.Task: %d\n", timer); + } + + static uint8_t usb_state = 0; + if (usb_state != usb_host.getUsbTaskState()) { + usb_state = usb_host.getUsbTaskState(); + dprintf("usb_state: %02X\n", usb_state); + + // restore LED state when keyboard comes up + if (usb_state == USB_STATE_RUNNING) { + dprintf("speed: %s\n", usb_host.getVbusState()==FSHOST ? "full" : "low"); + keyboard_set_leds(host_keyboard_leds()); + } + } + return 1; + } + + bool matrix_is_modified(void) { + return matrix_is_mod; + } + + bool matrix_is_on(uint8_t row, uint8_t col) { + uint8_t code = CODE(row, col); + + if (IS_MOD(code)) { + if (keyboard_report.mods & ROW_BITS(code)) { + return true; + } + } + for (uint8_t i = 0; i < KEYBOARD_REPORT_KEYS; i++) { + if (keyboard_report.keys[i] == code) { + return true; + } + } + return false; + } + + matrix_row_t matrix_get_row(uint8_t row) { + uint16_t row_bits = 0; + + if (IS_MOD(CODE(row, 0)) && keyboard_report.mods) { + row_bits |= keyboard_report.mods; + } + + for (uint8_t i = 0; i < KEYBOARD_REPORT_KEYS; i++) { + if (IS_ANY(keyboard_report.keys[i])) { + if (row == ROW(keyboard_report.keys[i])) { + row_bits |= ROW_BITS(keyboard_report.keys[i]); + } + } + } + return row_bits; + } + + uint8_t matrix_key_count(void) { + uint8_t count = 0; + + count += bitpop(keyboard_report.mods); + for (uint8_t i = 0; i < KEYBOARD_REPORT_KEYS; i++) { + if (IS_ANY(keyboard_report.keys[i])) { + count++; + } + } + return count; + } + + void matrix_print(void) { + print("\nr/c 0123456789ABCDEF\n"); + for (uint8_t row = 0; row < matrix_rows(); row++) { + xprintf("%02d: ", row); + print_bin_reverse16(matrix_get_row(row)); + print("\n"); + } + } + + void led_set(uint8_t usb_led) + { + kbd1.SetReport(0, 0, 2, 0, 1, &usb_led); + kbd2.SetReport(0, 0, 2, 0, 1, &usb_led); + kbd3.SetReport(0, 0, 2, 0, 1, &usb_led); + kbd4.SetReport(0, 0, 2, 0, 1, &usb_led); + } + +}; |