Add ChibiOS support for QMK (#465)

[qmk_firmware.git] / quantum / keymap_common.c

diff --git a/quantum/keymap_common.c b/quantum/keymap_common.c
new file mode 100644 (file)
index 0000000..76872ac
--- /dev/null
+++ b/quantum/keymap_common.c
@@ -0,0 +1,171 @@
+/*
+Copyright 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 "keymap.h"
+#include "report.h"
+#include "keycode.h"
+#include "action_layer.h"
+#if defined(__AVR__)
+#include <util/delay.h>
+#include <stdio.h>
+#endif
+#include "action.h"
+#include "action_macro.h"
+#include "debug.h"
+#include "backlight.h"
+#include "quantum.h"
+
+#ifdef MIDI_ENABLE
+       #include "keymap_midi.h"
+#endif
+
+extern keymap_config_t keymap_config;
+
+#include <inttypes.h>
+
+/* converts key to action */
+action_t action_for_key(uint8_t layer, keypos_t key)
+{
+    // 16bit keycodes - important
+    uint16_t keycode = keymap_key_to_keycode(layer, key);
+
+    // keycode remapping
+    keycode = keycode_config(keycode);
+
+    action_t action;
+    uint8_t action_layer, when, mod;
+    // The arm-none-eabi compiler generates out of bounds warnings when using the fn_actions directly for some reason
+    const uint16_t* actions = fn_actions;
+
+    switch (keycode) {
+        case KC_FN0 ... KC_FN31:
+            action.code = pgm_read_word(&actions[FN_INDEX(keycode)]);
+            break;
+        case KC_A ... KC_EXSEL:
+        case KC_LCTRL ... KC_RGUI:
+            action.code = ACTION_KEY(keycode);
+            break;
+        case KC_SYSTEM_POWER ... KC_SYSTEM_WAKE:
+            action.code = ACTION_USAGE_SYSTEM(KEYCODE2SYSTEM(keycode));
+            break;
+        case KC_AUDIO_MUTE ... KC_WWW_FAVORITES:
+            action.code = ACTION_USAGE_CONSUMER(KEYCODE2CONSUMER(keycode));
+            break;
+        case KC_MS_UP ... KC_MS_ACCEL2:
+            action.code = ACTION_MOUSEKEY(keycode);
+            break;
+        case KC_TRNS:
+            action.code = ACTION_TRANSPARENT;
+            break;
+        case QK_MODS ... QK_MODS_MAX: ;
+            // Has a modifier
+            // Split it up
+            action.code = ACTION_MODS_KEY(keycode >> 8, keycode & 0xFF); // adds modifier to key
+            break;
+        case QK_FUNCTION ... QK_FUNCTION_MAX: ;
+            // Is a shortcut for function action_layer, pull last 12bits
+            // This means we have 4,096 FN macros at our disposal
+            action.code = pgm_read_word(&actions[(int)keycode & 0xFFF]);
+            break;
+        case QK_MACRO ... QK_MACRO_MAX:
+            action.code = ACTION_MACRO(keycode & 0xFF);
+            break;
+        case QK_LAYER_TAP ... QK_LAYER_TAP_MAX:
+            action.code = ACTION_LAYER_TAP_KEY((keycode >> 0x8) & 0xF, keycode & 0xFF);
+            break;
+        case QK_TO ... QK_TO_MAX: ;
+            // Layer set "GOTO"
+            when = (keycode >> 0x4) & 0x3;
+            action_layer = keycode & 0xF;
+            action.code = ACTION_LAYER_SET(action_layer, when);
+            break;
+        case QK_MOMENTARY ... QK_MOMENTARY_MAX: ;
+            // Momentary action_layer
+            action_layer = keycode & 0xFF;
+            action.code = ACTION_LAYER_MOMENTARY(action_layer);
+            break;
+        case QK_DEF_LAYER ... QK_DEF_LAYER_MAX: ;
+            // Set default action_layer
+            action_layer = keycode & 0xFF;
+            action.code = ACTION_DEFAULT_LAYER_SET(action_layer);
+            break;
+        case QK_TOGGLE_LAYER ... QK_TOGGLE_LAYER_MAX: ;
+            // Set toggle
+            action_layer = keycode & 0xFF;
+            action.code = ACTION_LAYER_TOGGLE(action_layer);
+            break;
+        case QK_ONE_SHOT_LAYER ... QK_ONE_SHOT_LAYER_MAX: ;
+            // OSL(action_layer) - One-shot action_layer
+            action_layer = keycode & 0xFF;
+            action.code = ACTION_LAYER_ONESHOT(action_layer);
+            break;
+        case QK_ONE_SHOT_MOD ... QK_ONE_SHOT_MOD_MAX: ;
+            // OSM(mod) - One-shot mod
+            mod = keycode & 0xFF;
+            action.code = ACTION_MODS_ONESHOT(mod);
+            break;
+        case QK_MOD_TAP ... QK_MOD_TAP_MAX:
+            action.code = ACTION_MODS_TAP_KEY((keycode >> 0x8) & 0xF, keycode & 0xFF);
+            break;
+    #ifdef BACKLIGHT_ENABLE
+        case BL_0 ... BL_15:
+            action.code = ACTION_BACKLIGHT_LEVEL(keycode - BL_0);
+            break;
+        case BL_DEC:
+            action.code = ACTION_BACKLIGHT_DECREASE();
+            break;
+        case BL_INC:
+            action.code = ACTION_BACKLIGHT_INCREASE();
+            break;
+        case BL_TOGG:
+            action.code = ACTION_BACKLIGHT_TOGGLE();
+            break;
+        case BL_STEP:
+            action.code = ACTION_BACKLIGHT_STEP();
+            break;
+    #endif
+        default:
+            action.code = ACTION_NO;
+            break;
+    }
+    return action;
+}
+
+__attribute__ ((weak))
+const uint16_t PROGMEM fn_actions[] = {
+
+};
+
+/* Macro */
+__attribute__ ((weak))
+const macro_t *action_get_macro(keyrecord_t *record, uint8_t id, uint8_t opt)
+{
+    return MACRO_NONE;
+}
+
+/* Function */
+__attribute__ ((weak))
+void action_function(keyrecord_t *record, uint8_t id, uint8_t opt)
+{
+}
+
+/* translates key to keycode */
+uint16_t keymap_key_to_keycode(uint8_t layer, keypos_t key)
+{
+    // Read entire word (16bits)
+    return pgm_read_word(&keymaps[(layer)][(key.row)][(key.col)]);
+}