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Don't subtract cycles on AT keyboard read if it's not PS/2.

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OBattler
2020-03-23 09:20:06 +01:00
parent a3e3ef8dae
commit ab3f76f09c
1 changed files with 2 additions and 1 deletions
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3
src/keyboard_at.c
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@@ -2210,7 +2210,8 @@ kbd_read(uint16_t port, void *priv)
atkbd_t *dev = (atkbd_t *)priv;
uint8_t ret = 0xff;
sub_cycles(ISA_CYCLES(8));
if ((dev->flags & KBC_TYPE_MASK) >= KBC_TYPE_PS2_NOREF)
sub_cycles(ISA_CYCLES(8));
if (((dev->flags & KBC_VEN_MASK) == KBC_VEN_XI8088) && (port == 0x63))
port = 0x61;