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The AMI non-PS/2 keyboard controller no longer uses bit 5 for keyboard mode, fixes CMOS Setup on the AMI WinBIOS 486.

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OBattler
2018-03-12 00:32:33 +01:00
parent 5a8c30ba76
commit 113e3079bf
1 changed files with 2 additions and 2 deletions
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4
src/keyboard_at.c
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@@ -8,7 +8,7 @@
* *
* Intel 8042 (AT keyboard controller) emulation. * Intel 8042 (AT keyboard controller) emulation.
* *
* Version: @(#)keyboard_at.c 1.0.27 2018/03/02 * Version: @(#)keyboard_at.c 1.0.28 2018/03/12
* *
* Authors: Sarah Walker, <http://pcem-emulator.co.uk/> * Authors: Sarah Walker, <http://pcem-emulator.co.uk/>
* Miran Grca, <mgrca8@gmail.com> * Miran Grca, <mgrca8@gmail.com>
@@ -960,7 +960,7 @@ kbd_cmd_write(atkbd_t *kbd, uint8_t val)
/* ISA AT keyboard controllers use bit 5 for keyboard mode (1 = PC/XT, 2 = AT); /* ISA AT keyboard controllers use bit 5 for keyboard mode (1 = PC/XT, 2 = AT);
PS/2 (and EISA/PCI) keyboard controllers use it as the PS/2 mouse enable switch. */ PS/2 (and EISA/PCI) keyboard controllers use it as the PS/2 mouse enable switch. */
if ((kbd->flags & KBC_TYPE_MASK) >= KBC_TYPE_PS2_1) { if (((kbd->flags & KBC_VEN_MASK) == KBC_VEN_AMI) || ((kbd->flags & KBC_TYPE_MASK) >= KBC_TYPE_PS2_1)) {
keyboard_mode &= ~CCB_PCMODE; keyboard_mode &= ~CCB_PCMODE;
mouse_scan = !(val & 0x20); mouse_scan = !(val & 0x20);