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f4907cb5cf
This allows the compiler to enforce that the PS2 device pointer is always of type PS2State. Update the name of the pointer from dev to ps2dev to emphasise this type change. Signed-off-by: Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk> Tested-by: Helge Deller <deller@gmx.de> Acked-by: Helge Deller <deller@gmx.de> Reviewed-by: Peter Maydell <peter.maydell@linaro.org> Message-Id: <20220712215251.7944-16-mark.cave-ayland@ilande.co.uk> Reviewed-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
51 lines
1.1 KiB
C
51 lines
1.1 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 "ps2-kbd-input-irq": set to 1 if the downstream PS2
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* keyboard device has asserted its irq
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* + Named GPIO input "ps2-mouse-input-irq": set to 1 if the downstream PS2
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* mouse device 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/sysbus.h"
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#include "hw/input/ps2.h"
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struct LASIPS2State;
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typedef struct LASIPS2Port {
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struct LASIPS2State *parent;
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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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bool irq;
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} LASIPS2Port;
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struct LASIPS2State {
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SysBusDevice parent_obj;
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LASIPS2Port kbd;
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LASIPS2Port mouse;
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qemu_irq irq;
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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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#endif /* HW_INPUT_LASIPS2_H */
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