diff options
Diffstat (limited to 'include')
| -rw-r--r-- | include/hw/input/i8042.h | 75 | ||||
| -rw-r--r-- | include/hw/input/lasips2.h | 39 | ||||
| -rw-r--r-- | include/hw/input/ps2.h | 79 |
3 files changed, 181 insertions, 12 deletions
diff --git a/include/hw/input/i8042.h b/include/hw/input/i8042.h index e070f546e4..ca933d8e1b 100644 --- a/include/hw/input/i8042.h +++ b/include/hw/input/i8042.h @@ -9,17 +9,86 @@ #define HW_INPUT_I8042_H #include "hw/isa/isa.h" +#include "hw/sysbus.h" #include "qom/object.h" +#define I8042_KBD_IRQ 0 +#define I8042_MOUSE_IRQ 1 + +typedef struct KBDState { + uint8_t write_cmd; /* if non zero, write data to port 60 is expected */ + uint8_t status; + uint8_t mode; + uint8_t outport; + uint32_t migration_flags; + uint32_t obsrc; + bool outport_present; + bool extended_state; + bool extended_state_loaded; + /* Bitmask of devices with data available. */ + uint8_t pending; + uint8_t obdata; + uint8_t cbdata; + uint8_t pending_tmp; + void *kbd; + void *mouse; + QEMUTimer *throttle_timer; + + qemu_irq irqs[2]; + qemu_irq a20_out; + hwaddr mask; +} KBDState; + +/* + * QEMU interface: + * + 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 + * + Named GPIO output "a20": A20 line for x86 PCs + * + Unnamed GPIO output 0-1: i8042 output irqs for keyboard (0) or mouse (1) + */ + #define TYPE_I8042 "i8042" OBJECT_DECLARE_SIMPLE_TYPE(ISAKBDState, I8042) +struct ISAKBDState { + ISADevice parent_obj; + + KBDState kbd; + bool kbd_throttle; + MemoryRegion io[2]; + uint8_t kbd_irq; + uint8_t mouse_irq; +}; + +/* + * QEMU interface: + * + sysbus MMIO region 0: MemoryRegion defining the command/status/data + * registers (access determined by mask property and access type) + * + 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 + * + Unnamed GPIO output 0-1: i8042 output irqs for keyboard (0) or mouse (1) + */ + +#define TYPE_I8042_MMIO "i8042-mmio" +OBJECT_DECLARE_SIMPLE_TYPE(MMIOKBDState, I8042_MMIO) + +struct MMIOKBDState { + SysBusDevice parent_obj; + + KBDState kbd; + uint32_t size; + MemoryRegion region; +}; + #define I8042_A20_LINE "a20" -void i8042_mm_init(qemu_irq kbd_irq, qemu_irq mouse_irq, - MemoryRegion *region, ram_addr_t size, - hwaddr mask); +MMIOKBDState *i8042_mm_init(qemu_irq kbd_irq, qemu_irq mouse_irq, + ram_addr_t size, hwaddr mask); void i8042_isa_mouse_fake_event(ISAKBDState *isa); void i8042_setup_a20_line(ISADevice *dev, qemu_irq a20_out); 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 */ diff --git a/include/hw/input/ps2.h b/include/hw/input/ps2.h index 35d983897a..a78619d8cb 100644 --- a/include/hw/input/ps2.h +++ b/include/hw/input/ps2.h @@ -25,28 +25,91 @@ #ifndef HW_PS2_H #define HW_PS2_H +#include "hw/sysbus.h" + #define PS2_MOUSE_BUTTON_LEFT 0x01 #define PS2_MOUSE_BUTTON_RIGHT 0x02 #define PS2_MOUSE_BUTTON_MIDDLE 0x04 #define PS2_MOUSE_BUTTON_SIDE 0x08 #define PS2_MOUSE_BUTTON_EXTRA 0x10 -typedef struct PS2State PS2State; +struct PS2DeviceClass { + SysBusDeviceClass parent_class; + + DeviceReset parent_reset; +}; + +/* + * PS/2 buffer size. Keep 256 bytes for compatibility with + * older QEMU versions. + */ +#define PS2_BUFFER_SIZE 256 + +typedef struct { + uint8_t data[PS2_BUFFER_SIZE]; + int rptr, wptr, cwptr, count; +} PS2Queue; + +/* Output IRQ */ +#define PS2_DEVICE_IRQ 0 + +struct PS2State { + SysBusDevice parent_obj; + + PS2Queue queue; + int32_t write_cmd; + qemu_irq irq; +}; + +#define TYPE_PS2_DEVICE "ps2-device" +OBJECT_DECLARE_TYPE(PS2State, PS2DeviceClass, PS2_DEVICE) + +struct PS2KbdState { + PS2State parent_obj; + + int scan_enabled; + int translate; + int scancode_set; /* 1=XT, 2=AT, 3=PS/2 */ + int ledstate; + bool need_high_bit; + unsigned int modifiers; /* bitmask of MOD_* constants above */ +}; + +#define TYPE_PS2_KBD_DEVICE "ps2-kbd" +OBJECT_DECLARE_SIMPLE_TYPE(PS2KbdState, PS2_KBD_DEVICE) + +struct PS2MouseState { + PS2State parent_obj; + + uint8_t mouse_status; + uint8_t mouse_resolution; + uint8_t mouse_sample_rate; + uint8_t mouse_wrap; + uint8_t mouse_type; /* 0 = PS2, 3 = IMPS/2, 4 = IMEX */ + uint8_t mouse_detect_state; + int mouse_dx; /* current values, needed for 'poll' mode */ + int mouse_dy; + int mouse_dz; + int mouse_dw; + uint8_t mouse_buttons; +}; + +#define TYPE_PS2_MOUSE_DEVICE "ps2-mouse" +OBJECT_DECLARE_SIMPLE_TYPE(PS2MouseState, PS2_MOUSE_DEVICE) /* ps2.c */ -void *ps2_kbd_init(void (*update_irq)(void *, int), void *update_arg); -void *ps2_mouse_init(void (*update_irq)(void *, int), void *update_arg); -void ps2_write_mouse(void *, int val); -void ps2_write_keyboard(void *, int val); +void *ps2_kbd_init(void); +void *ps2_mouse_init(void); +void ps2_write_mouse(PS2MouseState *s, int val); +void ps2_write_keyboard(PS2KbdState *s, int val); uint32_t ps2_read_data(PS2State *s); void ps2_queue_noirq(PS2State *s, int b); -void ps2_raise_irq(PS2State *s); void ps2_queue(PS2State *s, int b); void ps2_queue_2(PS2State *s, int b1, int b2); void ps2_queue_3(PS2State *s, int b1, int b2, int b3); void ps2_queue_4(PS2State *s, int b1, int b2, int b3, int b4); -void ps2_keyboard_set_translation(void *opaque, int mode); -void ps2_mouse_fake_event(void *opaque); +void ps2_keyboard_set_translation(PS2KbdState *s, int mode); +void ps2_mouse_fake_event(PS2MouseState *s); int ps2_queue_empty(PS2State *s); #endif /* HW_PS2_H */ |