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ibmpc_usb: Add scan code translation for 5576-002/3

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tmk 2021-06-01 14:03:23 +09:00
parent 17c2532950
commit bf9a686982
1 changed files with 40 additions and 0 deletions
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40
converter/ibmpc_usb/ibmpc_usb.c
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@ -751,6 +751,30 @@ static uint8_t cs2_e0code(uint8_t code) {
}
}
// IBM 5576-002/003 Scan code translation
// https://github.com/tmk/tmk_keyboard/wiki/IBM-PC-AT-Keyboard-Protocol#ibm-5576-code-set-82h
static uint8_t translate_5576_cs2(uint8_t code) {
switch (code) {
case 0x11: return 0x0F; // Zenmen -> RALT
case 0x13: return 0x11; // Kanji -> LALT
case 0x0E: return 0x54; // @
case 0x54: return 0x5B; // [
case 0x5B: return 0x5D; // ]
case 0x5C: return 0x6A; // JYEN
case 0x5D: return 0x6A; // JYEN
case 0x62: return 0x0E; // Han/Zen -> `~
case 0x7C: return 0x77; // Keypad *
}
return code;
}
static uint8_t translate_5576_cs2_e0(uint8_t code) {
switch (code) {
case 0x11: return 0x13; // Hiragana -> KANA
case 0x41: return 0x7C; // Keypad '
}
return code;
}
static int8_t process_cs2(uint8_t code)
{
// scan code reading states
@ -769,6 +793,9 @@ static int8_t process_cs2(uint8_t code)
switch (state) {
case INIT:
if (0xAB90 == keyboard_id || 0xAB91 == keyboard_id) {
code = translate_5576_cs2(code);
}
switch (code) {
case 0xE0:
state = E0;
@ -802,6 +829,9 @@ static int8_t process_cs2(uint8_t code)
}
break;
case E0: // E0-Prefixed
if (0xAB90 == keyboard_id || 0xAB91 == keyboard_id) {
code = translate_5576_cs2_e0(code);
}
switch (code) {
case 0x12: // to be ignored
case 0x59: // to be ignored
@ -822,6 +852,9 @@ static int8_t process_cs2(uint8_t code)
}
break;
case F0: // Break code
if (0xAB90 == keyboard_id || 0xAB91 == keyboard_id) {
code = translate_5576_cs2(code);
}
switch (code) {
case 0x83: // F7
matrix_break(0x02);
@ -843,6 +876,9 @@ static int8_t process_cs2(uint8_t code)
}
break;
case E0_F0: // Break code of E0-prefixed
if (0xAB90 == keyboard_id || 0xAB91 == keyboard_id) {
code = translate_5576_cs2_e0(code);
}
switch (code) {
case 0x12: // to be ignored
case 0x59: // to be ignored
@ -917,12 +953,15 @@ static int8_t process_cs2(uint8_t code)
return 0;
}
/*
* Terminal: Scan Code Set 3
*
* See [3], [7] and
* https://github.com/tmk/tmk_keyboard/wiki/IBM-PC-AT-Keyboard-Protocol#scan-code-set-3
*/
// IBM 5576-001 Scan code translation
// https://github.com/tmk/tmk_keyboard/wiki/IBM-PC-AT-Keyboard-Protocol#ibm-5576-code-set-3
static uint8_t translate_5576_cs3(uint8_t code) {
switch (code) {
// Fix positon of keys to fit 122-key layout
@ -933,6 +972,7 @@ static uint8_t translate_5576_cs3(uint8_t code) {
}
return code;
}
static int8_t process_cs3(uint8_t code)
{
static enum {