diff options
Diffstat (limited to 'include/hw/input/lasips2.h')
| -rw-r--r-- | include/hw/input/lasips2.h | 39 |
1 files changed, 38 insertions, 1 deletions
diff --git a/include/hw/input/lasips2.h b/include/hw/input/lasips2.h index 0cd7b59064..03f0c9e9f9 100644 --- a/include/hw/input/lasips2.h +++ b/include/hw/input/lasips2.h @@ -4,13 +4,50 @@ * 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 "ps2-kbd-input-irq": set to 1 if the downstream PS2 + * keyboard device has asserted its irq + * + Named GPIO input "ps2-mouse-input-irq": set to 1 if the downstream PS2 + * mouse device has asserted its irq + */ + #ifndef HW_INPUT_LASIPS2_H #define HW_INPUT_LASIPS2_H #include "exec/hwaddr.h" +#include "hw/sysbus.h" + +struct LASIPS2State; +typedef struct LASIPS2Port { + struct LASIPS2State *parent; + MemoryRegion reg; + void *dev; + uint8_t id; + uint8_t control; + uint8_t buf; + bool loopback_rbne; + bool irq; +} LASIPS2Port; + +struct LASIPS2State { + SysBusDevice parent_obj; + + hwaddr base; + LASIPS2Port kbd; + LASIPS2Port mouse; + qemu_irq irq; +}; #define TYPE_LASIPS2 "lasips2" +OBJECT_DECLARE_SIMPLE_TYPE(LASIPS2State, LASIPS2) -void lasips2_init(MemoryRegion *address_space, hwaddr base, qemu_irq irq); +LASIPS2State *lasips2_initfn(hwaddr base, qemu_irq irq); #endif /* HW_INPUT_LASIPS2_H */ |