void kbd_interrupt(void)
{
if(cur_key=get_scan())
if(cur_key=decode(cur_key)){
vt_inproc(1,(mode&KEY_MODE_CTRL)?(cur_key&0x1f):cur_key);
}
if (UART_LSR&1) vt_inproc(2,UART_DAT);
//if(ch) vt_inproc(1,ch);
}
static void keydecode(void)
{
uint8_t c;
uint8_t m = 0;
if ((keymap[8] & 0x20) || (keymap[0] & 0x10)) { /* shift */
m = KEYPRESS_SHIFT;
c = shiftkeyboard[keybyte][keybit];
} else
c = keyboard[keybyte][keybit];
if (keymap[8] & 0x10) { /* control */
m |= KEYPRESS_CTRL;
if (m & KEYPRESS_SHIFT) { /* shift */
if (c == '(')
c = '{';
if (c == ')')
c = '}';
if (c == '^')
c = '|';
} else if (c > 31 && c < 127)
c &= 31;
}
if (c) {
switch (keyboard_grab) {
case 0:
vt_inproc(1, c);
break;
case 1:
if (!input_match_meta(c)) {
vt_inproc(1, c);
break;
}
/* Fall through */
case 2:
queue_input(KEYPRESS_DOWN);
queue_input(c);
break;
case 3:
/* Queue an event giving the base key (unshifted)
and the state of shift/ctrl/alt */
queue_input(KEYPRESS_DOWN | m);
queue_input(keyboard[keybyte][keybit]);
break;
}
}
}
static void keydecode(void)
{
uint8_t c;
if (keybyte == 7 && keybit == 3) {
capslock = 1 - capslock;
return;
}
if (keymap[7] & 3) { /* shift */
c = shiftkeyboard[keybyte][keybit];
/* VT switcher */
if (c == KEY_F1 || c == KEY_F2) {
if (inputtty != c - KEY_F1) {
inputtty = c - KEY_F1;
vtexchange(); /* Exchange the video and backing buffer */
}
return;
}
} else
c = keyboard[keybyte][keybit];
/* The keyboard lacks some rather important symbols so remap them
with control */
if (keymap[7] & 4) { /* control */
if (keymap[7] & 3) { /* shift */
if (c == '(')
c = '{';
if (c == ')')
c = '}';
if (c == '-')
c = '_';
if (c == '/')
c = '``';
if (c == '<')
c = '^';
} else {
if (c == '(')
c = '[';
else if (c == ')')
c = ']';
else if (c == '-')
c = '|';
else if (c > 31 && c < 127)
c &= 31;
}
}
else if (capslock && c >= 'a' && c <= 'z')
c -= 'a' - 'A';
if (c)
vt_inproc(inputtty+1, c);
}
void kbd_poll(void)
{
/* Report any press of the NMI button */
if (nmikey) {
nmikey = 0;
vt_inproc(1, KEY_STOP);
}
newkey = 0;
keyproc();
if (keysdown && keysdown < 3) {
if (newkey) {
keydecode();
kbd_timer = keyrepeat.first;
} else if (!--kbd_timer) {
keydecode();
kbd_timer = keyrepeat.continual;
}
}
}
static void keydecode(void)
{
uint8_t c;
if (keybyte == 8 && keybit == 6) {
capslock = 1 - capslock;
return;
}
if (keymap[2] & (1 << 5)) /* shift */
c = shiftkeyboard[keybyte][7-keybit];
else
c = keyboard[keybyte][7-keybit];
if (keymap[10] & 0x80) { /* alt */
if (c > 31 && c < 127)
c &= 31;
}
if (capslock && c >= 'a' && c <= 'z')
c -= 'a' - 'A';
/* kprintf("ttyinproc %d\n", (int) c); */
vt_inproc(1, c);
}
static void keydecode(void)
{
uint8_t c;
uint8_t m = 0;
/* Convention for capslock or the mod */
/* Only the model 3 has right shift (2) */
if (keymap[7] & 3) { /* shift (left/right) */
m = KEYPRESS_SHIFT;
c = shiftkeyboard[keybyte][keybit];
} else
c = keyboard[keybyte][keybit];
if (c == KEY_CAPSLOCK) {
capslock = 1 - capslock;
return;
}
/* The keyboard lacks some rather important symbols so remap them
with control (down arrow) */
if ((keymap[6] | keymap[7]) & 16) { /* control */
m |= KEYPRESS_CTRL;
if (keymap[7] & 3) { /* shift */
if (c == '(')
c = '{';
if (c == ')')
c = '}';
if (c == '-')
c = '_';
if (c == '/')
c = '``';
if (c == '<')
c = '^';
} else {
if (c == '8' /*'(' */ )
c = '[';
else if (c == '9' /*')' */ )
c = ']';
else if (c == '-')
c = '|';
else if (c > 31 && c < 127)
c &= 31;
}
} else if (capslock && c >= 'a' && c <= 'z')
c -= 'a' - 'A';
if (c) {
switch (keyboard_grab) {
case 0:
vt_inproc(1, c);
break;
case 1:
if (!input_match_meta(c)) {
vt_inproc(1, c);
break;
}
/* Fall through */
case 2:
queue_input(KEYPRESS_DOWN);
queue_input(c);
break;
case 3:
/* Queue an event giving the base key (unshifted)
and the state of shift/ctrl/alt */
queue_input(KEYPRESS_DOWN | m);
queue_input(keyboard[keybyte][keybit]);
break;
}
}
}
