1 files changed, 262 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..296f7fcd0
--- /dev/null
+++ b/keyboards/converter/usb_usb/custom_matrix.cpp
@@ -0,0 +1,262 @@
+/*
+Copyright 2016 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 <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"
+
+extern "C" {
+#include "quantum.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 local_keyboard_report;
+
+static bool matrix_is_mod = false;
+
+/*
+ * USB Host Shield HID keyboards
+ * This supports two cascaded hubs and four keyboards
+ */
+USB 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;
+USBHub hub1(&usb_host);
+USBHub hub2(&usb_host);
+
+
+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);
+        matrix_init_quantum();
+    }
+
+    static void or_report(report_keyboard_t report) {
+        // integrate reports into local_keyboard_report
+        local_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 (! local_keyboard_report.keys[j]) {
+                        local_keyboard_report.keys[j] = report.keys[i];
+                        break;
+                    }
+                }
+            }
+        }
+    }
+
+    __attribute__ ((weak))
+    void matrix_init_kb(void) {
+        matrix_init_user();
+    }
+
+    __attribute__ ((weak))
+    void matrix_init_user(void) {
+    }
+
+    __attribute__ ((weak))
+    void matrix_scan_kb(void) {
+        matrix_scan_user();
+    }
+
+    __attribute__ ((weak))
+    void matrix_scan_user(void) {
+    }
+
+    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
+            local_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", local_keyboard_report.mods, local_keyboard_report.reserved);
+            for (uint8_t i = 0; i < KEYBOARD_REPORT_KEYS; i++) {
+                dprintf(" %02X", local_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());
+            }
+        }
+        matrix_scan_quantum();
+        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 (local_keyboard_report.mods & ROW_BITS(code)) {
+                return true;
+            }
+        }
+        for (uint8_t i = 0; i < KEYBOARD_REPORT_KEYS; i++) {
+            if (local_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)) && local_keyboard_report.mods) {
+            row_bits |= local_keyboard_report.mods;
+        }
+
+        for (uint8_t i = 0; i < KEYBOARD_REPORT_KEYS; i++) {
+            if (IS_ANY(local_keyboard_report.keys[i])) {
+                if (row == ROW(local_keyboard_report.keys[i])) {
+                    row_bits |= ROW_BITS(local_keyboard_report.keys[i]);
+                }
+            }
+        }
+        return row_bits;
+    }
+
+    uint8_t matrix_key_count(void) {
+        uint8_t count = 0;
+
+        count += bitpop(local_keyboard_report.mods);
+        for (uint8_t i = 0; i < KEYBOARD_REPORT_KEYS; i++) {
+            if (IS_ANY(local_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)
+    {
+        if (kbd1.isReady()) kbd1.SetReport(0, 0, 2, 0, 1, &usb_led);
+        if (kbd2.isReady()) kbd2.SetReport(0, 0, 2, 0, 1, &usb_led);
+        if (kbd3.isReady()) kbd3.SetReport(0, 0, 2, 0, 1, &usb_led);
+        if (kbd4.isReady()) kbd4.SetReport(0, 0, 2, 0, 1, &usb_led);
+        led_set_kb(usb_led);
+    }
+
+};