Merge commit 'a074364c3731d66b56d988c8a6c960a83ea0e0a1' as 'tmk_core'

1 files changed, 150 insertions, 0 deletions

diff --git a/tmk_core/common/keyboard.c b/tmk_core/common/keyboard.c
new file mode 100644
index 000000000..1e3fb510a
--- /dev/null
+++ b/tmk_core/common/keyboard.c
@@ -0,0 +1,150 @@
+/*
+Copyright 2011,2012,2013 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 "keyboard.h"
+#include "matrix.h"
+#include "keymap.h"
+#include "host.h"
+#include "led.h"
+#include "keycode.h"
+#include "timer.h"
+#include "print.h"
+#include "debug.h"
+#include "command.h"
+#include "util.h"
+#include "sendchar.h"
+#include "bootmagic.h"
+#include "eeconfig.h"
+#include "backlight.h"
+#ifdef MOUSEKEY_ENABLE
+#   include "mousekey.h"
+#endif
+#ifdef PS2_MOUSE_ENABLE
+#   include "ps2_mouse.h"
+#endif
+#ifdef SERIAL_MOUSE_ENABLE
+#include "serial_mouse.h"
+#endif
+
+
+#ifdef MATRIX_HAS_GHOST
+static bool has_ghost_in_row(uint8_t row)
+{
+    matrix_row_t matrix_row = matrix_get_row(row);
+    // No ghost exists when less than 2 keys are down on the row
+    if (((matrix_row - 1) & matrix_row) == 0)
+        return false;
+
+    // Ghost occurs when the row shares column line with other row
+    for (uint8_t i=0; i < MATRIX_ROWS; i++) {
+        if (i != row && (matrix_get_row(i) & matrix_row))
+            return true;
+    }
+    return false;
+}
+#endif
+
+
+void keyboard_init(void)
+{
+    timer_init();
+    matrix_init();
+#ifdef PS2_MOUSE_ENABLE
+    ps2_mouse_init();
+#endif
+#ifdef SERIAL_MOUSE_ENABLE
+    serial_mouse_init();
+#endif
+
+
+#ifdef BOOTMAGIC_ENABLE
+    bootmagic();
+#endif
+
+#ifdef BACKLIGHT_ENABLE
+    backlight_init();
+#endif
+}
+
+/*
+ * Do keyboard routine jobs: scan mantrix, light LEDs, ...
+ * This is repeatedly called as fast as possible.
+ */
+void keyboard_task(void)
+{
+    static matrix_row_t matrix_prev[MATRIX_ROWS];
+    static uint8_t led_status = 0;
+    matrix_row_t matrix_row = 0;
+    matrix_row_t matrix_change = 0;
+
+    matrix_scan();
+    for (uint8_t r = 0; r < MATRIX_ROWS; r++) {
+        matrix_row = matrix_get_row(r);
+        matrix_change = matrix_row ^ matrix_prev[r];
+        if (matrix_change) {
+            if (debug_matrix) matrix_print();
+#ifdef MATRIX_HAS_GHOST
+            if (has_ghost_in_row(r)) {
+                matrix_prev[r] = matrix_row;
+                continue;
+            }
+#endif
+            for (uint8_t c = 0; c < MATRIX_COLS; c++) {
+                if (matrix_change & ((matrix_row_t)1<<c)) {
+                    action_exec((keyevent_t){
+                        .key = (keypos_t){ .row = r, .col = c },
+                        .pressed = (matrix_row & ((matrix_row_t)1<<c)),
+                        .time = (timer_read() | 1) /* time should not be 0 */
+                    });
+                    // record a processed key
+                    matrix_prev[r] ^= ((matrix_row_t)1<<c);
+                    // process a key per task call
+                    goto MATRIX_LOOP_END;
+                }
+            }
+        }
+    }
+    // call with pseudo tick event when no real key event.
+    action_exec(TICK);
+
+MATRIX_LOOP_END:
+
+#ifdef MOUSEKEY_ENABLE
+    // mousekey repeat & acceleration
+    mousekey_task();
+#endif
+
+#ifdef PS2_MOUSE_ENABLE
+    ps2_mouse_task();
+#endif
+
+#ifdef SERIAL_MOUSE_ENABLE
+        serial_mouse_task();
+#endif
+
+    // update LED
+    if (led_status != host_keyboard_leds()) {
+        led_status = host_keyboard_leds();
+        keyboard_set_leds(led_status);
+    }
+}
+
+void keyboard_set_leds(uint8_t leds)
+{
+    if (debug_keyboard) { debug("keyboard_set_led: "); debug_hex8(leds); debug("\n"); }
+    led_set(leds);
+}