blob: 0a2bf5265abe4acf46917e597f7efc1ed76d33c9 (
plain) (
tree)
|
|
/**********************************************************************
8042 Keyboard Controller Emulation
This is the keyboard controller used in the IBM AT and further
models. It is a popular controller for PC style keyboards
**********************************************************************/
#ifndef KBDC8042_H
#define KBDC8042_H
typedef enum
{
KBDC8042_STANDARD,
KBDC8042_PS2, /* another timing of integrated controller */
KBDC8042_AT386 /* hack for at386 driver */
} kbdc8042_type_t;
struct kbdc8042_interface
{
kbdc8042_type_t type;
void (*set_gate_a20)(running_machine &machine, int a20);
void (*keyboard_interrupt)(running_machine &machine, int state);
void (*set_spkr)(running_machine &machine, int speaker);
int (*get_out2)(running_machine &machine);
};
void kbdc8042_init(running_machine &machine, const struct kbdc8042_interface *intf);
READ8_HANDLER(kbdc8042_8_r);
WRITE8_HANDLER(kbdc8042_8_w);
READ32_HANDLER(kbdc8042_32le_r);
WRITE32_HANDLER(kbdc8042_32le_w);
READ64_HANDLER(kbdc8042_64be_r);
WRITE64_HANDLER(kbdc8042_64be_w);
#endif /* KBDC8042_H */
|