Yaya48
cf256aa081
Upstream: https://gitlab.com/qemu-project/qemu.git Upstream-Commit: d2e570cc0f97b936902a5b1b86b73c0f5998b475
79 lines
1.6 KiB
C
79 lines
1.6 KiB
C
/*
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* QEMU LASI PS/2 emulation
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*
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* Copyright (c) 2019 Sven Schnelle
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*
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*/
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/*
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* QEMU interface:
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* + sysbus MMIO region 0: MemoryRegion defining the LASI PS2 keyboard
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* registers
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* + sysbus MMIO region 1: MemoryRegion defining the LASI PS2 mouse
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* registers
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* + sysbus IRQ 0: LASI PS2 output irq
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* + Named GPIO input "lasips2-port-input-irq[0..1]": set to 1 if the downstream
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* LASIPS2Port has asserted its irq
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*/
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#ifndef HW_INPUT_LASIPS2_H
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#define HW_INPUT_LASIPS2_H
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#include "exec/hwaddr.h"
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#include "hw/core/sysbus.h"
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#include "hw/input/ps2.h"
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#define TYPE_LASIPS2_PORT "lasips2-port"
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OBJECT_DECLARE_TYPE(LASIPS2Port, LASIPS2PortDeviceClass, LASIPS2_PORT)
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struct LASIPS2PortDeviceClass {
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DeviceClass parent;
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DeviceRealize parent_realize;
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};
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#define TYPE_LASIPS2 "lasips2"
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OBJECT_DECLARE_SIMPLE_TYPE(LASIPS2State, LASIPS2)
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struct LASIPS2Port {
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DeviceState parent_obj;
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LASIPS2State *lasips2;
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MemoryRegion reg;
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PS2State *ps2dev;
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uint8_t id;
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uint8_t control;
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uint8_t buf;
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bool loopback_rbne;
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qemu_irq irq;
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};
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#define TYPE_LASIPS2_KBD_PORT "lasips2-kbd-port"
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OBJECT_DECLARE_SIMPLE_TYPE(LASIPS2KbdPort, LASIPS2_KBD_PORT)
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struct LASIPS2KbdPort {
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LASIPS2Port parent_obj;
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PS2KbdState kbd;
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};
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#define TYPE_LASIPS2_MOUSE_PORT "lasips2-mouse-port"
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OBJECT_DECLARE_SIMPLE_TYPE(LASIPS2MousePort, LASIPS2_MOUSE_PORT)
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struct LASIPS2MousePort {
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LASIPS2Port parent_obj;
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PS2MouseState mouse;
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};
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struct LASIPS2State {
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SysBusDevice parent_obj;
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LASIPS2KbdPort kbd_port;
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LASIPS2MousePort mouse_port;
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uint8_t int_status;
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qemu_irq irq;
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};
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#endif /* HW_INPUT_LASIPS2_H */
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