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Attempt to fix Logitech Bus mouse.

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This commit is contained in:
OBattler
2018-05-23 15:47:35 +02:00
parent 56c2007b91
commit fe2ef61f84
1 changed files with 9 additions and 8 deletions
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17
src/mouse_bus.c
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@@ -49,7 +49,7 @@
*
* Based on an early driver for MINIX 1.5.
*
* Version: @(#)mouse_bus.c 1.0.37 2018/05/22
* Version: @(#)mouse_bus.c 1.0.38 2018/05/23
*
* Authors: Fred N. van Kempen, <decwiz@yahoo.com>
*
@@ -454,7 +454,7 @@ lt_write(mouse_t *dev, uint16_t port, uint8_t val)
}
/* Save new register value. */
dev->r_ctrl = val;
dev->r_ctrl = val | 0x0F;
/* Clear any pending interrupts. */
picintc(1 << dev->irq);
@@ -560,24 +560,25 @@ lt_read(mouse_t *dev, uint16_t port)
break;
case LTMOUSE_CTRL: /* [02] control register */
ret = 0x0f;
if (!(dev->r_ctrl & LTCTRL_IDIS) && (dev->seq > 0x3FF) && lt_read_int(dev)) {
ret = dev->r_ctrl;
dev->r_ctrl |= 0x0F;
if ((dev->seq > 0x3FF) && lt_read_int(dev)) {
/* !IDIS, return DIP switch setting. */
switch(dev->irq) {
case 2:
ret &= ~0x08;
dev->r_ctrl &= ~0x08;
break;
case 3:
ret &= ~0x04;
dev->r_ctrl &= ~0x04;
break;
case 4:
ret &= ~0x02;
dev->r_ctrl &= ~0x02;
break;
case 5:
ret &= ~0x01;
dev->r_ctrl &= ~0x01;
break;
}
}