virtiotablet.c File Reference

#include <pcie.h>
#include <Hal/AA64/aa64lowlevel.h>
#include <Hal/AA64/gic.h>
#include <Fs/Dev/devinput.h>
#include <Drivers/virtio.h>
#include <Drivers/uart.h>
#include <Mm/pmmngr.h>
#include <aucon.h>
#include <Mm/vmmngr.h>
#include <Hal/AA64/sched.h>

Include dependency graph for virtiotablet.c:

Macros
#define	MOUSE_LEFT_CLICK   0x01
#define	MOUSE_RIGHT_CLICK   0x02
#define	MOUSE_MIDDLE_CLICK   0x04
#define	MOUSE_MOUSE_SCROLL_UP   0x10
#define	MOUSE_MOUSE_SCROLL_DOWN   0x20

Functions
void	AuVirtioTabletHandler (int spiNum)
	AuVirtioTabletHandler – interrupt handler for virtio tablet.
void	AuVirtioTabletInitialize (uint64_t device)
	AuVirtioKbdInitialize – initialize the virtio keyboard.

Variables
struct VirtioQueue *	TabletQueue
uint16_t	tabletIndex
int	tabletQueueSz
int	mouseX
int	mouseY
int	resX
int	resY
int	maxX
int	maxY
int	buttonLeft
int	buttonMiddle
int	buttonRight
int	buttonScrollUp
int	buttonScrollDown
struct VirtioInputEvent *	TabletInput

Detailed Description

BSD 2-Clause License

Copyright (c) 2022-2025, Manas Kamal Choudhury All rights reserved.

Redistribution and use in source and binary forms, with or without modification, are permitted provided that the following conditions are met:

1. Redistributions of source code must retain the above copyright notice, this list of conditions and the following disclaimer.
2. Redistributions in binary form must reproduce the above copyright notice, this list of conditions and the following disclaimer in the documentation and/or other materials provided with the distribution.

THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.

Macro Definition Documentation

MOUSE_LEFT_CLICK

#define MOUSE_LEFT_CLICK   0x01

MOUSE_MIDDLE_CLICK

#define MOUSE_MIDDLE_CLICK   0x04

MOUSE_MOUSE_SCROLL_DOWN

#define MOUSE_MOUSE_SCROLL_DOWN   0x20

MOUSE_MOUSE_SCROLL_UP

#define MOUSE_MOUSE_SCROLL_UP   0x10

MOUSE_RIGHT_CLICK

#define MOUSE_RIGHT_CLICK   0x02

Function Documentation

AuVirtioTabletHandler()

void AuVirtioTabletHandler

(

int

spiNum

)

AuVirtioTabletHandler – interrupt handler for virtio tablet.

Parameters

spiNum

– shared peripheral interrupt number passed by system

AuVirtioTabletInitialize()

void AuVirtioTabletInitialize

(

uint64_t

device

)

AuVirtioKbdInitialize – initialize the virtio keyboard.

AuVirtioTabletInitialize – initialize virtio tablet.

Variable Documentation

buttonLeft

int buttonLeft

buttonMiddle

int buttonMiddle

buttonRight

int buttonRight

buttonScrollDown

int buttonScrollDown

buttonScrollUp

int buttonScrollUp

maxX

int maxX

maxY

int maxY

mouseX

int mouseX

mouseY

int mouseY

resX

int resX

resY

int resY

tabletIndex

uint16_t tabletIndex

TabletInput

struct VirtioInputEvent* TabletInput

TabletQueue

struct VirtioQueue* TabletQueue

tabletQueueSz

int tabletQueueSz