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Added Xi8088 emulation. Patch from EluanCM.

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This commit is contained in:
SarahW 2018-02-24 18:08:36 +00:00
commit 31dff3a509
17 changed files with 102 additions and 13 deletions
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20
src/keyboard_at.c
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@ -9,6 +9,7 @@
#include "timer.h"
#include "video.h"
#include "x86.h"
#include "xi8088.h"
#include "keyboard.h"
#include "keyboard_at.h"
@ -180,6 +181,8 @@ void keyboard_at_adddata_mouse(uint8_t val)
void keyboard_at_write(uint16_t port, uint8_t val, void *priv)
{
// pclog("keyboard_at : write %04X %02X %i %02X\n", port, val, keyboard_at.key_wantdata, ram[8]);
if (romset == ROM_XI8088 && port == 0x63)
port = 0x61;
/* if (ram[8] == 0xc3)
{
output = 3;
@ -335,6 +338,14 @@ void keyboard_at_write(uint16_t port, uint8_t val, void *priv)
if (speaker_enable)
was_speaker_enable = 1;
pit_set_gate(&pit, 2, val & 1);
if (romset == ROM_XI8088)
{
if (val & 0x04)
xi8088_turbo_set(1);
else
xi8088_turbo_set(0);
}
break;
case 0x64:
@ -544,6 +555,8 @@ uint8_t keyboard_at_read(uint16_t port, void *priv)
{
uint8_t temp = 0xff;
// if (port != 0x61) pclog("keyboard_at : read %04X ", port);
if (romset == ROM_XI8088 && port == 0x63)
port = 0x61;
switch (port)
{
case 0x60:
@ -564,6 +577,13 @@ uint8_t keyboard_at_read(uint16_t port, void *priv)
else
temp &= ~0x10;
}
if (romset == ROM_XI8088)
{
if (xi8088_turbo_get())
temp |= 0x04;
else
temp &= ~0x04;
}
break;
case 0x64: