220 lines
8.3 KiB
C
220 lines
8.3 KiB
C
#ifndef ACTION_H
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#define ACTION_H
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#include "keyboard.h"
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/* Key Action(16bit code)
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15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
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------------------------------------------------
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ACT_LMODS(0000)
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0 0 0 0| 0 0 0 0| 0 0 0 0 0 0| 0 0 No action
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0 0 0 0| 0 0 0 0| keycode(8) Key
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0 0 0 0| mods(4) | 0 0 0 0 0 0| 0 0 Lmods Momentary
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0 0 0 0| mods(4) | 0 0 0 0 0 0| 0 1 Lmods OneShot
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0 0 0 0| mods(4) | 0 0 0 0 0 0| 1 0 (reserved)
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0 0 0 0| mods(4) | 0 0 0 0 0 0| 1 1 (reserved)
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0 0 0 0| mods(4) | keycode(8) Key+Lmods
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???
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0 0 0 0| mods(4) | 1 1 1 1 0| tap(3) Lmods+tap Switch(enable/disable)
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0 0 0 0| mods(4) | 1 1 1 1 1| tap(3) Lmods+tap Toggle(on/off)
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???
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ACT_RMODS(0001)
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0 0 0 1| 0 0 0 0| 0 0 0 0 0 0 0 0 No action(not used)
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0 0 0 1| 0 0 0 0| keycode(8) Key(not used)
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0 0 0 1| mods(4) | 0 0 0 0 0 0| 0 0 Rmods Momentary
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0 0 0 1| mods(4) | 0 0 0 0 0 0| 0 1 Rmods OneShot
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0 0 0 1| mods(4) | 0 0 0 0 0 0| 1 0 (reserved)
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0 0 0 1| mods(4) | 0 0 0 0 0 0| 1 1 (reserved)
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0 0 0 1| mods(4) | keycode(8) Key+Rmod
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???
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0 0 0 1| mods(4) | 1 1 1 1 0| tap(3) Rmods+tap Switch(enable/disable)
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0 0 0 1| mods(4) | 1 1 1 1 1| tap(3) Rmods+tap Toggle(on/off)
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???
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ACT_LMODS_TAP(0010)
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0 0 1 0| 0 0 0 0| X X X X X X X X (reserved)[00-FF]
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0 0 1 0| mods(4) | 0 0 0 0 0 0| X X (reserved)
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0 0 1 0| mods(4) | keycode(8) Lmods+tap Key
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0 0 1 0| mods(4) | 1 1 1 1| X X X X (reserved)[F0-FF]
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ACT_RMODS_TAP(0011)
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0 0 1 1| 0 0 0 0| X X X X X X X X (reserved)[00-FF]
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0 0 1 1| mods(4) | 0 0 0 0 0 0| X X (reserved)
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0 0 1 1| mods(4) | keycode(8) Rmods+tap Key
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0 0 1 1| mods(4) | 1 1 1 1| X X X X (reserved)[F0-FF]
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ACT_LAYER(0100)
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0 1 0 0| layer(4) | 0 0 0 0 0 0| 0 0 Momentary
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0 1 0 0| layer(4) | 0 0 0 0 0 0| 0 1 Oneshot
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0 1 0 0| layer(4) | 0 0 0 0 0 0| 1 0 (reserved)
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0 1 0 0| layer(4) | 0 0 0 0 0 0| 1 1 (reserved)
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0 1 0 0| layer(4) | keycode(8) Fn momentary + tap Key
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0 1 0 0| layer(4) | 1 1 1 1 0| tap(3) Fn+tap Switch(enable/disable)
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0 1 0 0| layer(4) | 1 1 1 1 1| tap(3) Fn+tap Toggle(on/off)
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ACT_USAGE(0101)
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0 1 0 1| 0 0| usage(10) System usage
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0 1 0 1| 0 1| usage(10) Consumer usage
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0 1 0 1| 1 0| usage(10) (reserved)
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0 1 0 1| 1 1| usage(10) (reserved)
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ACT_MOUSEKEY(0110)
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0 1 1 0| X X X X| keycode(8) Mouse key
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??? TODO: refactor
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0 1 1 0| 0 0 X X| accel(5) |cursor(3) Mouse key
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0 1 1 0| 0 1 X X| accel(5) |wheel(3) Mouse key
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0 1 1 0| 1 0 X X| button(8) Mouse key
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0 1 1 0| 1 1 X X| button(8) Mouse key
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???
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0 1 1 1| (reserved)
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1 0 0 0| (reserved)
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1 0 0 1| (reserved)
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1 0 1 0| (reserved)
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1 0 1 1| (reserved)
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1 1 0 0| (reserved)
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ACT_MACRO(1100)
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1 1 0 0| option(4) | macro-table id(8) Macro play(Flash)
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1 1 0 0| option(4) | macro-table id(8) Macro play(EEPROM)
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1 1 0 0| 1 1 1 1| macro-table id(8) Macro record
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ACT_COMMAND(1110)
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1 1 1 0| option(4) | comamnd id(8) Built-in Command exec
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ACT_FUNCTION(1111)
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1 1 1 1| function address(4K range) Function
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Macro record(dynamicly)
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Macro play(dynamicly)
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*/
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enum action_id {
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ACT_LMODS = 0,
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ACT_RMODS,
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ACT_LMOD_TAP,
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ACT_RMOD_TAP,
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ACT_LAYER,
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ACT_USAGE,
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ACT_MOUSEKEY,
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ACT_MACRO = 14,
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ACT_COMMAND = 15,
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ACT_FUNCTION = 16
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};
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// TODO: not portable across compiler/endianness?
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/*
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In avr-gcc bit fields seems to be assigned from LSB(bit0) to MSB(bit15).
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AVR seems like little endian in avr-gcc.
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Byte order and bit order of 0x1234:
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Big endian: 15 ... 8 7 ... 210
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| 0x12 | 0x34 |
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0001 0010 0011 0100
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Little endian: 012 ... 7 8 ... 15
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| 0x34 | 0x12 |
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0010 1100 0100 1000
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*/
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typedef union {
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uint16_t code;
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struct action_kind {
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uint16_t param :12;
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uint16_t id :4;
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} kind;
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struct action_key {
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uint16_t code :8;
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uint16_t mods :4;
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uint16_t kind :4;
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} key;
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struct action_layer_key {
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uint16_t code :8;
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uint16_t layer :4;
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uint16_t kind :4;
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} layer_key;
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struct action_layer_tap {
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uint16_t count :3;
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uint16_t rest :5;
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uint16_t layer :4;
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uint16_t kind :4;
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} layer_tap;
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struct action_usage {
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uint16_t code :10;
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uint16_t page :2;
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uint16_t kind :4;
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} usage;
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struct action_command {
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uint16_t id :8;
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uint16_t option :4;
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uint16_t kind :4;
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} command;
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} action_t;
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enum stroke_cmd {
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STROKE_DOWN,
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STROKE_UP,
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STROKE_ALLUP, /* release all keys in reverse order */
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};
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void action_exec(action_t act, keyevent_t event);
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/*
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void key_action(uint8_t code, keyevent_t event);
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void mod_action(uint8_t code, keyevent_t event);
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void fn_action(uint8_t code, keyevent_t event);
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*/
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/* action_t utility */
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#define ACTION(kind, param) { .code = ((kind)<<12 | (param)) }
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#define NO_ACTION ACTION(0, 0)
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#define LAYER_PARAM(layer, key) ((layer)<<8|(key))
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/* Key & Mods */
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#define ACTION_KEY(key) ACTION(ACT_LMODS, key)
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#define ACTION_LMODS(mods) ACTION(ACT_LMODS, (mods)<<8 | 0x00)
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#define ACTION_LMODS_KEY(mods, key) ACTION(ACT_LMODS, (mods)<<8 | (key))
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#define ACTION_LMODS_ONESHOT(mods) ACTION(ACT_LMODS, (mods)<<8 | 0x01)
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#define ACTION_LMODS_SWITCH(mods, tap) ACTION(ACT_LMODS, (mods)<<8 | 0xF0 | (tap))
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#define ACTION_LMODS_TOGGLE(mods, tap) ACTION(ACT_LMODS, (mods)<<8 | 0xF1 | (tap))
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#define ACTION_RMODS(mods) ACTION(ACT_RMODS, (mods)<<8 | 0x00)
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#define ACTION_RMODS_KEY(mods, key) ACTION(ACT_RMODS, (mods)<<8 | (key))
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#define ACTION_RMODS_ONESHOT(mods) ACTION(ACT_RMODS, (mods)<<8 | 0x01)
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#define ACTION_RMODS_SWITCH(mods, tap) ACTION(ACT_RMODS, (mods)<<8 | 0xF0 | (tap))
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#define ACTION_RMODS_TOGGLE(mods, tap) ACTION(ACT_RMODS, (mods)<<8 | 0xF1 | (tap))
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/* Mods + Tap key */
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#define ACTION_LMODS_TAP(mods, key) ACTION(ACT_LMODS_TAP,(mods)<<8 | (key))
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#define ACTION_RMODS_TAP(mods, key) ACTION(ACT_RMODS_TAP,(mods)<<8 | (key))
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/* Layer Switch */
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#define ACTION_LAYER(layer) ACTION(ACT_LAYER, (layer)<<8 | 0x00)
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#define ACTION_LAYER_ONESHOT(layer) ACTION(ACT_LAYER, (layer)<<8 | 0x01)
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#define ACTION_LAYER_KEY(layer, key) ACTION(ACT_LAYER, (layer)<<8 | (key))
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#define ACTION_LAYER_SWITCH(layer, tap) ACTION(ACT_LAYER, (layer)<<8 | 0xF0 | (tap))
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#define ACTION_LAYER_TOGGLE(layer, tap) ACTION(ACT_LAYER, (layer)<<8 | 0xF1 | (tap))
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/* HID Usage */
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#define ACTION_USAGE_PAGE_SYSTEM 0
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#define ACTION_USAGE_PAGE_CONSUMER 1
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#define ACTION_USAGE_SYSTEM(id) ACTION(ACT_USAGE, ACTION_USAGE_PAGE_SYSTEM<<10 | (id))
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#define ACTION_USAGE_CONSUMER(id) ACTION(ACT_USAGE, ACTION_USAGE_PAGE_CONSUMER<<10 | (id))
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/* Mousekey */
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#define ACTION_MOUSEKEY(key) ACTION(ACT_MOUSEKEY, key)
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/* Macro */
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#define ACTION_MACRO(opt, id) ACTION(ACT_FUNCTION, (opt)<<8 | (addr))
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/* Command */
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#define ACTION_COMMAND(opt, id) ACTION(ACT_COMMAND, (opt)<<8 | (addr))
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/* Function */
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#define ACTION_FUNCTION(addr) ACTION(ACT_FUNCTION, addr)
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/* helpers for readability */
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#define LAYER(layer) (layer)
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#define TAP(tap) (tap)
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#define DOUBLE_TAP 2
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#define TRIPLE_TAP 3
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#define QUADRUPLE_TAP 4
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#define QUINTUPLE_TAP 5
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#define DOWN(key) (key)
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#define UP(key) STROKE_UP, (key)
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#endif /* ACTION_H */
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