6 pub const NUM_SCAN_CODES: u8 = 0x80;
8 pub const TYPE1_KEYCODE_MAP_TABLE_COLS: u8 = 2;
11 pub const TYPE1_KEYCODE_FLAG_BREAK: u8 = 0x80; // 用于判断按键是否被按下
14 #[repr(u8)]
18     NoneFlag = 0 as u8,
19     PauseBreak = 1 as u8,
20     PrintScreenPress = 2 as u8,
21     PrintScreenRelease = 4 as u8,
22     OtherKey = 8 as u8, // 除了上面两个按键以外的功能按键（不包括下面的第三类按键）
46     pub fn parse(&mut self, scancode: u8) -> TypeOneFSMState {  in parse()
60     PauseBreak(u8),
66     PrtscPress(u8),
67     PrtscRelease(u8),
74         scancode: u8,  in parse()  argument
104         scancode: u8,  in handle_start()  argument
126         scancode: u8,  in handle_pause_break()  argument
130         static PAUSE_BREAK_SCAN_CODE: [u8; 6] = [0xe1, 0x1d, 0x45, 0xe1, 0x9d, 0xc5];  in handle_pause_break()
151         scancode: u8,  in handle_func0()  argument
271                 let ch = '/' as u8;  in handle_func0()
279                 Self::emit(tty, '\n' as u8);  in handle_func0()
293         scancode: u8,  in handle_type3()  argument
298         let flag_make = if (scancode & (TYPE1_KEYCODE_FLAG_BREAK as u8)) > 0 {  in handle_type3()
370     fn emit(tty: &Arc<TtyDevice>, ch: u8) {  in emit()  argument
378         scancode: u8,  in handle_prtsc_press()  argument
382         static PRTSC_SCAN_CODE: [u8; 4] = [0xe0, 0x2a, 0xe0, 0x37];  in handle_prtsc_press()
406         scancode: u8,  in handle_prtsc_release()  argument
410         static PRTSC_SCAN_CODE: [u8; 4] = [0xe0, 0xb7, 0xe0, 0xaa];  in handle_prtsc_release()
498 const TYPE1_KEY_CODE_MAPTABLE: [u8; 256] = [
500     /*0x02*/ '1' as u8, '!' as u8, /*0x03*/ '2' as u8, '@' as u8,
501     /*0x04*/ '3' as u8, '#' as u8, /*0x05*/ '4' as u8, '$' as u8,
502     /*0x06*/ '5' as u8, '%' as u8, /*0x07*/ '6' as u8, '^' as u8,
503     /*0x08*/ '7' as u8, '&' as u8, /*0x09*/ '8' as u8, '*' as u8,
504     /*0x0a*/ '9' as u8, '(' as u8, /*0x0b*/ '0' as u8, ')' as u8,
505     /*0x0c*/ '-' as u8, '_' as u8, /*0x0d*/ '=' as u8, '+' as u8,
506     /*0x0e  \b */ 8 as u8, 8 as u8, // BACKSPACE
507     /*0x0f*/ '\t' as u8, '\t' as u8, // TAB
509     /*0x10*/ 'q' as u8,
510     'Q' as u8, /*0x11*/ 'w' as u8, 'W' as u8, /*0x12*/ 'e' as u8, 'E' as u8,
511     /*0x13*/ 'r' as u8, 'R' as u8, /*0x14*/ 't' as u8, 'T' as u8,
512     /*0x15*/ 'y' as u8, 'Y' as u8, /*0x16*/ 'u' as u8, 'U' as u8,
513     /*0x17*/ 'i' as u8, 'I' as u8, /*0x18*/ 'o' as u8, 'O' as u8,
514     /*0x19*/ 'p' as u8, 'P' as u8,
517     /*0x1a*/ '[' as u8,
518     '{' as u8, /*0x1b*/ ']' as u8, '}' as u8, /*0x1c*/ '\n' as u8,
519     '\n' as u8, // ENTER
522     /*0x1e*/ 'a' as u8,
523     'A' as u8, /*0x1f*/ 's' as u8, 'S' as u8, /*0x20*/ 'd' as u8, 'D' as u8,
524     /*0x21*/ 'f' as u8, 'F' as u8, /*0x22*/ 'g' as u8, 'G' as u8,
525     /*0x23*/ 'h' as u8, 'H' as u8, /*0x24*/ 'j' as u8, 'J' as u8,
526     /*0x25*/ 'k' as u8, 'K' as u8, /*0x26*/ 'l' as u8, 'L' as u8,
529     /*0x27*/ ';' as u8,
530     ':' as u8, /*0x28*/ '\'' as u8, '"' as u8, /*0x29*/ '`' as u8, '~' as u8,
532     /*0x2b*/ '\\' as u8, '|' as u8,
534     /*0x2c*/ 'z' as u8,
535     'Z' as u8, /*0x2d*/ 'x' as u8, 'X' as u8, /*0x2e*/ 'c' as u8, 'C' as u8,
536     /*0x2f*/ 'v' as u8, 'V' as u8, /*0x30*/ 'b' as u8, 'B' as u8,
537     /*0x31*/ 'n' as u8, 'N' as u8, /*0x32*/ 'm' as u8, 'M' as u8,
540     /*0x33*/ ',' as u8,
541     '<' as u8, /*0x34*/ '.' as u8, '>' as u8, /*0x35*/ '/' as u8, '?' as u8,
543     /*0x37*/ '*' as u8, '*' as u8, /*0x38*/ 0x38, 0x38, // ALT Left
544     /*0x39*/ ' ' as u8, ' ' as u8, /*0x3a*/ 0, 0, // CAPS LOCK
557     /*0x47*/ '7' as u8, 0, /*PAD HONE*/
558     /*0x48*/ '8' as u8, 0, /*PAD UP*/
559     /*0x49*/ '9' as u8, 0, /*PAD PAGEUP*/
560     /*0x4a*/ '-' as u8, 0, /*PAD MINUS*/
561     /*0x4b*/ '4' as u8, 0, /*PAD LEFT*/
562     /*0x4c*/ '5' as u8, 0, /*PAD MID*/
563     /*0x4d*/ '6' as u8, 0, /*PAD RIGHT*/
564     /*0x4e*/ '+' as u8, 0, /*PAD PLUS*/
565     /*0x4f*/ '1' as u8, 0, /*PAD END*/
566     /*0x50*/ '2' as u8, 0, /*PAD DOWN*/
567     /*0x51*/ '3' as u8, 0, /*PAD PAGEDOWN*/
568     /*0x52*/ '0' as u8, 0, /*PAD INS*/
569     /*0x53*/ '.' as u8, 0, /*PAD DOT*/