static void handle_kbd_command(ChannelState *s, int val)
{
KBD_DPRINTF("Command %d\n", val);
if (s->led_mode) { // Ignore led byte
s->led_mode = 0;
return;
}
switch (val) {
case 1: // Reset, return type code
clear_queue(s);
put_queue(s, 0xff);
put_queue(s, 4); // Type 4
put_queue(s, 0x7f);
break;
case 0xe: // Set leds
s->led_mode = 1;
break;
case 7: // Query layout
case 0xf:
clear_queue(s);
put_queue(s, 0xfe);
put_queue(s, 0); // XXX, layout?
break;
default:
break;
}
}
static void sunkbd_event(void *opaque, int ch)
{
ChannelState *s = opaque;
int release = ch & 0x80;
ch = keycodes[ch & 0x7f];
KBD_DPRINTF("Keycode %d (%s)\n", ch, release? "release" : "press");
put_queue(s, ch | release);
}
static void sunkbd_event(void *opaque, int ch)
{
ChannelState *s = opaque;
int release = ch & 0x80;
KBD_DPRINTF("Untranslated keycode %2.2x (%s)\n", ch, release? "release" :
"press");
switch (ch) {
case 58: // Caps lock press
s->caps_lock_mode ^= 1;
if (s->caps_lock_mode == 2)
return; // Drop second press
break;
case 69: // Num lock press
s->num_lock_mode ^= 1;
if (s->num_lock_mode == 2)
return; // Drop second press
break;
case 186: // Caps lock release
s->caps_lock_mode ^= 2;
if (s->caps_lock_mode == 3)
return; // Drop first release
break;
case 197: // Num lock release
s->num_lock_mode ^= 2;
if (s->num_lock_mode == 3)
return; // Drop first release
break;
case 0xe0:
s->e0_mode = 1;
return;
default:
break;
}
if (s->e0_mode) {
s->e0_mode = 0;
ch = e0_keycodes[ch & 0x7f];
} else {
ch = keycodes[ch & 0x7f];
}
KBD_DPRINTF("Translated keycode %2.2x\n", ch);
put_queue(s, ch | release);
}
static void handle_kbd_command(ChannelState *s, int val)
{
KBD_DPRINTF("Command %d\n", val);
switch (val) {
case 1: // Reset, return type code
put_queue(s, 0xff);
put_queue(s, 5); // Type 5
break;
case 7: // Query layout
put_queue(s, 0xfe);
put_queue(s, 0x20); // XXX, layout?
break;
default:
break;
}
}
static uint32_t get_queue(void *opaque)
{
ChannelState *s = opaque;
SERIOQueue *q = &s->queue;
int val;
if (q->count == 0) {
return 0;
} else {
val = q->data[q->rptr];
if (++q->rptr == SERIO_QUEUE_SIZE)
q->rptr = 0;
q->count--;
}
KBD_DPRINTF("channel %c get 0x%02x\n", CHN_C(s), val);
if (q->count > 0)
serial_receive_byte(s, 0);
return val;
}
