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Removed the hardcoded dependency on a 8254 device from the 8042kbdc code. Changed the drivers using the 8042kdbc to define their own 8042kdbc - 8254 dependency.

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This commit is contained in:
Wilbert Pol 2008-04-08 18:35:48 +00:00
parent ea8471679b
commit 8dcedabb57
5 changed files with 19 additions and 5 deletions
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5
src/emu/machine/8042kbdc.c
View File

@ -179,7 +179,6 @@
#include "machine/pckeybrd.h"
#include "machine/8042kbdc.h"
#include "machine/pit8253.h"
#include "machine/pcshare.h"
@ -208,6 +207,7 @@ static struct
kbdc8042_type_t type;
void (*set_gate_a20)(int a20);
void (*keyboard_interrupt)(int state);
int (*get_out2)(running_machine *machine);
UINT8 inport, outport, data, command;
@ -271,6 +271,7 @@ void kbdc8042_init(const struct kbdc8042_interface *intf)
kbdc8042.type = intf->type;
kbdc8042.set_gate_a20 = intf->set_gate_a20;
kbdc8042.keyboard_interrupt = intf->keyboard_interrupt;
kbdc8042.get_out2 = intf->get_out2;
/* ibmat bios wants 0x20 set! (keyboard locked when not set) 0x80 */
kbdc8042.inport = 0xa0;
@ -386,7 +387,7 @@ READ8_HANDLER(kbdc8042_8_r)
break;
case 2:
if (pit8253_get_output(0, 2))
if (kbdc8042.get_out2(machine))
data |= 0x20;
else
data &= ~0x20;

1
src/emu/machine/8042kbdc.h
View File

@ -23,6 +23,7 @@ struct kbdc8042_interface
kbdc8042_type_t type;
void (*set_gate_a20)(int a20);
void (*keyboard_interrupt)(int state);
int (*get_out2)(running_machine *machine);
};

6
src/mame/drivers/gamecstl.c
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@ -650,9 +650,13 @@ static void ide_interrupt(int state)
pic8259_set_irq_line(1, 6, state);
}
static int gamecstl_get_out2(running_machine *machine) {
return pit8253_get_output((device_config*)device_list_find_by_tag( machine->config->devicelist, PIT8254, "pit8254" ), 2 );
}
static const struct kbdc8042_interface at8042 =
{
KBDC8042_AT386, set_gate_a20, keyboard_interrupt
KBDC8042_AT386, set_gate_a20, keyboard_interrupt, gamecstl_get_out2
};
static const struct ide_interface ide_intf =

6
src/mame/drivers/mediagx.c
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@ -1066,9 +1066,13 @@ static void ide_interrupt(int state)
pic8259_set_irq_line(1, 6, state);
}
static int mediagx_get_out2(running_machine *machine) {
return pit8253_get_output((device_config*)device_list_find_by_tag( machine->config->devicelist, PIT8254, "pit8254" ), 2 );
}
static const struct kbdc8042_interface at8042 =
{
KBDC8042_AT386, set_gate_a20, keyboard_interrupt
KBDC8042_AT386, set_gate_a20, keyboard_interrupt, mediagx_get_out2
};
static const struct ide_interface ide_intf =

6
src/mame/drivers/taitowlf.c
View File

@ -616,9 +616,13 @@ static void ide_interrupt(int state)
pic8259_set_irq_line(1, 6, state);
}
static int taitowlf_get_out2(running_machine *machine) {
return pit8253_get_output((device_config*)device_list_find_by_tag( machine->config->devicelist, PIT8254, "pit8254" ), 2 );
}
static const struct kbdc8042_interface at8042 =
{
KBDC8042_AT386, set_gate_a20, keyboard_interrupt
KBDC8042_AT386, set_gate_a20, keyboard_interrupt, taitowlf_get_out2
};
static const struct ide_interface ide_intf =