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/*
* QEMU LASI PS/2 emulation
*
* Copyright (c) 2019 Sven Schnelle
*
*/
/*
* QEMU interface:
* + sysbus MMIO region 0: MemoryRegion defining the LASI PS2 keyboard
* registers
* + sysbus MMIO region 1: MemoryRegion defining the LASI PS2 mouse
* registers
* + sysbus IRQ 0: LASI PS2 output irq
* + Named GPIO input "lasips2-port-input-irq[0..1]": set to 1 if the downstream
* LASIPS2Port has asserted its irq
*/
#ifndef HW_INPUT_LASIPS2_H
#define HW_INPUT_LASIPS2_H
#include "exec/hwaddr.h"
#include "hw/sysbus.h"
#include "hw/input/ps2.h"
#define TYPE_LASIPS2_PORT "lasips2-port"
OBJECT_DECLARE_TYPE(LASIPS2Port, LASIPS2PortDeviceClass, LASIPS2_PORT)
struct LASIPS2PortDeviceClass {
DeviceClass parent;
DeviceRealize parent_realize;
};
typedef struct LASIPS2State LASIPS2State;
struct LASIPS2Port {
DeviceState parent_obj;
LASIPS2State *lasips2;
MemoryRegion reg;
PS2State *ps2dev;
uint8_t id;
uint8_t control;
uint8_t buf;
bool loopback_rbne;
qemu_irq irq;
};
#define TYPE_LASIPS2_KBD_PORT "lasips2-kbd-port"
OBJECT_DECLARE_SIMPLE_TYPE(LASIPS2KbdPort, LASIPS2_KBD_PORT)
struct LASIPS2KbdPort {
LASIPS2Port parent_obj;
PS2KbdState kbd;
};
#define TYPE_LASIPS2_MOUSE_PORT "lasips2-mouse-port"
OBJECT_DECLARE_SIMPLE_TYPE(LASIPS2MousePort, LASIPS2_MOUSE_PORT)
struct LASIPS2MousePort {
LASIPS2Port parent_obj;
};
struct LASIPS2State {
SysBusDevice parent_obj;
LASIPS2KbdPort kbd_port;
LASIPS2MousePort mouse_port;
uint8_t int_status;
qemu_irq irq;
};
#define TYPE_LASIPS2 "lasips2"
OBJECT_DECLARE_SIMPLE_TYPE(LASIPS2State, LASIPS2)
#endif /* HW_INPUT_LASIPS2_H */
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