From 649b33d7783cf3021928534b7ae127e0a89e8807 Mon Sep 17 00:00:00 2001
From: Jack Humbert <jack.humb@gmail.com>
Date: Tue, 21 Jun 2016 22:39:54 -0400
Subject: Renames keyboard folder to keyboards, adds couple of tmk's fixes
 (#432)

* fixes from tmk's repo

* rename keyboard to keyboards
---
 keyboard/hhkb/matrix.c | 204 -------------------------------------------------
 1 file changed, 204 deletions(-)
 delete mode 100644 keyboard/hhkb/matrix.c

(limited to 'keyboard/hhkb/matrix.c')

diff --git a/keyboard/hhkb/matrix.c b/keyboard/hhkb/matrix.c
deleted file mode 100644
index 2dfb2f5e1f..0000000000
--- a/keyboard/hhkb/matrix.c
+++ /dev/null
@@ -1,204 +0,0 @@
-/*
-Copyright 2011 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/>.
-*/
-
-/*
- * scan matrix
- */
-#include <stdint.h>
-#include <stdbool.h>
-#include <util/delay.h>
-#include "print.h"
-#include "debug.h"
-#include "util.h"
-#include "timer.h"
-#include "matrix.h"
-#include "hhkb_avr.h"
-#include <avr/wdt.h>
-#include "suspend.h"
-#include "lufa.h"
-
-
-// matrix power saving
-#define MATRIX_POWER_SAVE       10000
-static uint32_t matrix_last_modified = 0;
-
-// matrix state buffer(1:on, 0:off)
-static matrix_row_t *matrix;
-static matrix_row_t *matrix_prev;
-static matrix_row_t _matrix0[MATRIX_ROWS];
-static matrix_row_t _matrix1[MATRIX_ROWS];
-
-
-inline
-uint8_t matrix_rows(void)
-{
-    return MATRIX_ROWS;
-}
-
-inline
-uint8_t matrix_cols(void)
-{
-    return MATRIX_COLS;
-}
-
-void matrix_init(void)
-{
-#ifdef DEBUG
-    debug_enable = true;
-    debug_keyboard = true;
-#endif
-
-    KEY_INIT();
-
-    // initialize matrix state: all keys off
-    for (uint8_t i=0; i < MATRIX_ROWS; i++) _matrix0[i] = 0x00;
-    for (uint8_t i=0; i < MATRIX_ROWS; i++) _matrix1[i] = 0x00;
-    matrix = _matrix0;
-    matrix_prev = _matrix1;
-}
-
-uint8_t matrix_scan(void)
-{
-    uint8_t *tmp;
-
-    tmp = matrix_prev;
-    matrix_prev = matrix;
-    matrix = tmp;
-
-    // power on
-    if (!KEY_POWER_STATE()) KEY_POWER_ON();
-    for (uint8_t row = 0; row < MATRIX_ROWS; row++) {
-        for (uint8_t col = 0; col < MATRIX_COLS; col++) {
-            KEY_SELECT(row, col);
-            _delay_us(5);
-
-            // Not sure this is needed. This just emulates HHKB controller's behaviour.
-            if (matrix_prev[row] & (1<<col)) {
-                KEY_PREV_ON();
-            }
-            _delay_us(10);
-
-            // NOTE: KEY_STATE is valid only in 20us after KEY_ENABLE.
-            // If V-USB interrupts in this section we could lose 40us or so
-            // and would read invalid value from KEY_STATE.
-            uint8_t last = TIMER_RAW;
-
-            KEY_ENABLE();
-
-            // Wait for KEY_STATE outputs its value.
-            // 1us was ok on one HHKB, but not worked on another.
-            // no   wait doesn't work on Teensy++ with pro(1us works)
-            // no   wait does    work on tmk PCB(8MHz) with pro2
-            // 1us  wait does    work on both of above
-            // 1us  wait doesn't work on tmk(16MHz)
-            // 5us  wait does    work on tmk(16MHz)
-            // 5us  wait does    work on tmk(16MHz/2)
-            // 5us  wait does    work on tmk(8MHz)
-            // 10us wait does    work on Teensy++ with pro
-            // 10us wait does    work on 328p+iwrap with pro
-            // 10us wait doesn't work on tmk PCB(8MHz) with pro2(very lagged scan)
-            _delay_us(5);
-
-            if (KEY_STATE()) {
-                matrix[row] &= ~(1<<col);
-            } else {
-                matrix[row] |= (1<<col);
-            }
-
-            // Ignore if this code region execution time elapses more than 20us.
-            // MEMO: 20[us] * (TIMER_RAW_FREQ / 1000000)[count per us]
-            // MEMO: then change above using this rule: a/(b/c) = a*1/(b/c) = a*(c/b)
-            if (TIMER_DIFF_RAW(TIMER_RAW, last) > 20/(1000000/TIMER_RAW_FREQ)) {
-                matrix[row] = matrix_prev[row];
-            }
-
-            _delay_us(5);
-            KEY_PREV_OFF();
-            KEY_UNABLE();
-
-            // NOTE: KEY_STATE keep its state in 20us after KEY_ENABLE.
-            // This takes 25us or more to make sure KEY_STATE returns to idle state.
-#ifdef HHKB_JP
-            // Looks like JP needs faster scan due to its twice larger matrix
-            // or it can drop keys in fast key typing
-            _delay_us(30);
-#else
-            _delay_us(75);
-#endif
-        }
-        if (matrix[row] ^ matrix_prev[row]) matrix_last_modified = timer_read32();
-    }
-    // power off
-    if (KEY_POWER_STATE() &&
-            (USB_DeviceState == DEVICE_STATE_Suspended ||
-             USB_DeviceState == DEVICE_STATE_Unattached ) &&
-            timer_elapsed32(matrix_last_modified) > MATRIX_POWER_SAVE) {
-        KEY_POWER_OFF();
-        suspend_power_down();
-    }
-    return 1;
-}
-
-bool matrix_is_modified(void)
-{
-    for (uint8_t i = 0; i < MATRIX_ROWS; i++) {
-        if (matrix[i] != matrix_prev[i])
-            return true;
-    }
-    return false;
-}
-
-inline
-bool matrix_has_ghost(void)
-{
-    return false;
-}
-
-inline
-bool matrix_is_on(uint8_t row, uint8_t col)
-{
-    return (matrix[row] & (1<<col));
-}
-
-inline
-matrix_row_t matrix_get_row(uint8_t row)
-{
-    return matrix[row];
-}
-
-void matrix_print(void)
-{
-    print("\nr/c 01234567\n");
-    for (uint8_t row = 0; row < matrix_rows(); row++) {
-        xprintf("%02X: %08b\n", row, bitrev(matrix_get_row(row)));
-    }
-}
-
-uint8_t matrix_key_count(void) {
-    uint8_t count = 0;
-    for (int8_t r = MATRIX_ROWS - 1; r >= 0; --r) {
-        count += bitpop16(matrix_get_row(r));
-    }
-    return count;
-}
-
-void matrix_power_up(void) {
-    KEY_POWER_ON();
-}
-void matrix_power_down(void) {
-    KEY_POWER_OFF();
-}
-- 
cgit v1.2.3