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AT / PS/2 keyboard controller status byte is no longer updated when bytes are added to the keyboard or mouse FIFO, fixes loss of input after some time of PS/2 mouse movement.

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OBattler
2023-03-29 23:15:53 +02:00
parent df61dc1b22
commit f4f9926004
1 changed files with 8 additions and 6 deletions
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14
src/device/keyboard_at.c
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@@ -636,12 +636,14 @@ kbc_queue_add(atkbd_t *dev, uint8_t val, uint8_t channel, uint8_t stat_hi)
{
uint8_t kbc_ven = dev->flags & KBC_VEN_MASK;
if ((kbc_ven == KBC_VEN_AMI) || ((dev->flags & KBC_TYPE_MASK) >= KBC_TYPE_PS2_NOREF))
stat_hi |= ((dev->input_port & 0x80) ? 0x10 : 0x00);
else
stat_hi |= 0x10;
if (channel == 0) {
if ((kbc_ven == KBC_VEN_AMI) || ((dev->flags & KBC_TYPE_MASK) >= KBC_TYPE_PS2_NOREF))
stat_hi |= ((dev->input_port & 0x80) ? 0x10 : 0x00);
else
stat_hi |= 0x10;
dev->status = (dev->status & 0x0f) | stat_hi;
dev->status = (dev->status & 0x0f) | stat_hi;
}
if (channel == 2) {
kbd_log("ATkbc: mouse_queue[%02X] = %02X;\n", mouse_queue_end, val);
@@ -744,7 +746,7 @@ kbd_poll(void *priv)
if (dev->out_new & 0x100) {
if (dev->mem[0] & 0x02)
picint(0x1000);
kbd_log("ATkbc: %02X coming from channel 2\n");
kbd_log("ATkbc: %02X coming from channel 2\n", dev->out_new & 0xff);
dev->out = dev->out_new & 0xff;
dev->out_new = -1;
dev->status = (dev->status & ~STAT_IFULL) | (STAT_OFULL | STAT_MFULL);