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Fixed a few bugs in the PS/2 mouse emulation, fixes PS/2 mouse in 3-button and Wheel modes on Windows 95;

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The AT keyboard controller no longer does picintc(kbd->last_irq) when kbd->last_irq is 0.
This commit is contained in:
OBattler
2018-09-13 02:16:01 +02:00
parent da440c30b5
commit dc2053636f
2 changed files with 22 additions and 17 deletions
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5
src/keyboard_at.c
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@@ -8,7 +8,7 @@
*
* Intel 8042 (AT keyboard controller) emulation.
*
* Version: @(#)keyboard_at.c 1.0.37 2018/08/20
* Version: @(#)keyboard_at.c 1.0.38 2018/09/12
*
* Authors: Sarah Walker, <http://pcem-emulator.co.uk/>
* Miran Grca, <mgrca8@gmail.com>
@@ -2133,7 +2133,8 @@ kbd_read(uint16_t port, void *priv)
case 0x60:
ret = kbd->out;
kbd->status &= ~(STAT_OFULL);
picintc(kbd->last_irq);
if (kbd->last_irq)
picintc(kbd->last_irq);
kbd->last_irq = 0;
break;

34
src/mouse_ps2.c
View File

@@ -8,7 +8,7 @@
*
* Implementation of PS/2 series Mouse devices.
*
* Version: @(#)mouse_ps2.c 1.0.9 2018/05/12
* Version: @(#)mouse_ps2.c 1.0.10 2018/09/13
*
* Authors: Fred N. van Kempen, <decwiz@yahoo.com>
*/
@@ -132,7 +132,7 @@ ps2_write(uint8_t val, void *priv)
case 0xe9: /* status request */
keyboard_at_adddata_mouse(0xfa);
temp = (dev->flags & 0x3f);
temp = (dev->flags & 0x30);
if (mouse_buttons & 0x01)
temp |= 0x01;
if (mouse_buttons & 0x02)
@@ -169,7 +169,7 @@ ps2_write(uint8_t val, void *priv)
case 0xff: /* reset */
dev->mode = MODE_STREAM;
dev->flags &= 0x80;
dev->flags &= 0x88;
keyboard_at_adddata_mouse(0xfa);
keyboard_at_adddata_mouse(0xaa);
keyboard_at_adddata_mouse(0x00);
@@ -181,8 +181,9 @@ ps2_write(uint8_t val, void *priv)
}
if (dev->flags & FLAG_INTELLI) {
for (temp=0; temp<5; temp++)
dev->last_data[temp] = dev->last_data[temp+1];
for (temp = 0; temp < 5; temp++)
dev->last_data[temp] = dev->last_data[temp + 1];
dev->last_data[5] = val;
if (dev->last_data[0] == 0xf3 && dev->last_data[1] == 0xc8 &&
@@ -197,19 +198,24 @@ static int
ps2_poll(int x, int y, int z, int b, void *priv)
{
mouse_t *dev = (mouse_t *)priv;
uint8_t buff[3];
uint8_t buff[3] = { 0x08, 0x00, 0x00 };
if (!x && !y && !z && b == dev->b) return(0xff);
if (!x && !y && !z && (b == dev->b))
return(0xff);
if (! (dev->flags & FLAG_ENABLED)) return(0xff);
#if 0
if (!(dev->flags & FLAG_ENABLED))
return(0xff);
#endif
if (! mouse_scan) return(0xff);
if (!mouse_scan)
return(0xff);
dev->x += x;
dev->y -= y;
dev->z -= z;
if ((dev->mode == MODE_STREAM) &&
((mouse_queue_end-mouse_queue_start) & 0x0f) < 13) {
if ((dev->mode == MODE_STREAM) && (dev->flags & FLAG_ENABLED) &&
(((mouse_queue_end - mouse_queue_start) & 0x0f) < 13)) {
dev->b = b;
if (dev->x > 255) dev->x = 255;
@@ -219,8 +225,6 @@ ps2_poll(int x, int y, int z, int b, void *priv)
if (dev->z < -8) dev->z = -8;
if (dev->z > 7) dev->z = 7;
memset(buff, 0x00, sizeof(buff));
buff[0] = 0x08;
if (dev->x < 0)
buff[0] |= 0x10;
if (dev->y < 0)
@@ -239,7 +243,7 @@ ps2_poll(int x, int y, int z, int b, void *priv)
keyboard_at_adddata_mouse(buff[0]);
keyboard_at_adddata_mouse(buff[1]);
keyboard_at_adddata_mouse(buff[2]);
if (dev->flags & FLAG_INTELLI)
if (dev->flags & FLAG_INTMODE)
keyboard_at_adddata_mouse(dev->z);
dev->x = dev->y = dev->z = 0;
@@ -273,7 +277,7 @@ mouse_ps2_init(const device_t *info)
/* Hook into the general AT Keyboard driver. */
keyboard_at_set_mouse(ps2_write, dev);
mouse_ps2_log("%s: buttons=%d\n", dev->name, (dev->flags & FLAG_INTELLI)? 3 : 2);
mouse_ps2_log("%s: buttons=%d\n", dev->name, (dev->flags & FLAG_INTELLI) ? 3 : 2);
/* Tell them how many buttons we have. */
mouse_set_buttons((dev->flags & FLAG_INTELLI) ? 3 : 2);