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feat(fn_hooks): configured custom fn layer keymap 

WASD -> Up/Left/Down/Right
ZCRF -> Home/End/PageUp/PageDown
Space -> Backspace
Tab -> CapsLock

TODO: find actual key mappings for all of this
fn-hooks-wip-mine
steven 2021-09-29 11:38:48 -04:00
parent 113b172e3d
commit 64a482984d
1 changed files with 64 additions and 12 deletions
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76
shellcode/fn_hooks.c
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@ -8,14 +8,30 @@ unsigned char* const current_keycode = (unsigned char*)0x2400;
// Defines for internal scancodes (corresponding to scancode_table_1). Find out
// missing ones by using table at bottom of README.org.
#define KEY_H 0x24
#define KEY_J 0x25
#define KEY_K 0x26
#define KEY_L 0x27
//#define KEY_H 0x24
//#define KEY_J 0x25
//#define KEY_K 0x26
//#define KEY_L 0x27
#define KEY_W 0x0
#define KEY_A 0x0
#define KEY_S 0x0
#define KEY_D 0x0
#define KEY_Z 0x0
#define KEY_C 0x0
#define KEY_R 0x0
#define KEY_F 0x0
#define KEY_UP 0x53
#define KEY_DOWN 0x54
#define KEY_LEFT 0x4f
#define KEY_RIGHT 0x59
#define KEY_SPACE 0x0
#define KEY_BACKSPACE 0x0
#define KEY_HOME 0x0
#define KEY_END 0x0
#define KEY_PAGEUP 0x0
#define KEY_PAGEDOWN 0x0
#define KEY_TAB 0x0
#define KEY_CAPSLOCK 0x0
// Seems like original FW is compiled with IAR compiler and has different
// calling convention than mspgcc. Use macro to call functions and get correct
@ -47,18 +63,36 @@ void on_fn_key_down() {
// Extra bindings for fn + key
switch (*current_keycode) {
case KEY_H:
case KEY_A:
QUEUE_KEY(KEY_LEFT);
break;
case KEY_J:
case KEY_S:
QUEUE_KEY(KEY_DOWN);
break;
case KEY_K:
case KEY_W:
QUEUE_KEY(KEY_UP);
break;
case KEY_L:
case KEY_D:
QUEUE_KEY(KEY_RIGHT);
break;
case KEY_SPACE:
QUEUE_KEY(KEY_BACKSPACE);
break;
case KEY_Z:
QUEUE_KEY(KEY_HOME);
break;
case KEY_C:
QUEUE_KEY(KEY_END);
break;
case KEY_R:
QUEUE_KEY(KEY_PAGEUP);
break;
case KEY_F:
QUEUE_KEY(KEY_PAGEDOWN);
break;
case KEY_TAB:
QUEUE_KEY(KEY_CAPSLOCK);
break;
}
}
@ -67,18 +101,36 @@ void on_fn_key_up() {
// Extra bindings for fn + key
switch (*current_keycode) {
case KEY_H:
case KEY_A:
UNQUEUE_KEY(KEY_LEFT);
break;
case KEY_J:
case KEY_S:
UNQUEUE_KEY(KEY_DOWN);
break;
case KEY_K:
case KEY_W:
UNQUEUE_KEY(KEY_UP);
break;
case KEY_L:
case KEY_D:
UNQUEUE_KEY(KEY_RIGHT);
break;
case KEY_SPACE:
UNQUEUE_KEY(KEY_BACKSPACE);
break;
case KEY_Z:
UNQUEUE_KEY(KEY_HOME);
break;
case KEY_C:
UNQUEUE_KEY(KEY_END);
break;
case KEY_R:
UNQUEUE_KEY(KEY_PAGEUP);
break;
case KEY_F:
UNQUEUE_KEY(KEY_PAGEDOWN);
break;
case KEY_TAB:
UNQUEUE_KEY(KEY_CAPSLOCK);
break;
default:
// Moar ugly hacks! To hook this function we replaced the
// original call to unqueue key, setup original argument and