102 lines
2.3 KiB
C
102 lines
2.3 KiB
C
/*
|
|
* $Id: maplemouse.c,v 1.2 2004/03/22 01:18:15 lethal Exp $
|
|
* SEGA Dreamcast mouse driver
|
|
* Based on drivers/usb/usbmouse.c
|
|
*/
|
|
|
|
#include <linux/kernel.h>
|
|
#include <linux/slab.h>
|
|
#include <linux/input.h>
|
|
#include <linux/module.h>
|
|
#include <linux/init.h>
|
|
#include <linux/timer.h>
|
|
#include <linux/maple.h>
|
|
|
|
MODULE_AUTHOR("YAEGASHI Takeshi <t@keshi.org>");
|
|
MODULE_DESCRIPTION("SEGA Dreamcast mouse driver");
|
|
|
|
static void dc_mouse_callback(struct mapleq *mq)
|
|
{
|
|
int buttons, relx, rely, relz;
|
|
struct maple_device *mapledev = mq->dev;
|
|
struct input_dev *dev = mapledev->private_data;
|
|
unsigned char *res = mq->recvbuf;
|
|
|
|
buttons = ~res[8];
|
|
relx = *(unsigned short *)(res + 12) - 512;
|
|
rely = *(unsigned short *)(res + 14) - 512;
|
|
relz = *(unsigned short *)(res + 16) - 512;
|
|
|
|
input_report_key(dev, BTN_LEFT, buttons & 4);
|
|
input_report_key(dev, BTN_MIDDLE, buttons & 9);
|
|
input_report_key(dev, BTN_RIGHT, buttons & 2);
|
|
input_report_rel(dev, REL_X, relx);
|
|
input_report_rel(dev, REL_Y, rely);
|
|
input_report_rel(dev, REL_WHEEL, relz);
|
|
input_sync(dev);
|
|
}
|
|
|
|
static int dc_mouse_connect(struct maple_device *dev)
|
|
{
|
|
unsigned long data = be32_to_cpu(dev->devinfo.function_data[0]);
|
|
struct input_dev *input_dev;
|
|
|
|
dev->private_data = input_dev = input_allocate_device();
|
|
if (!input_dev)
|
|
return -ENOMEM;
|
|
|
|
dev->private_data = input_dev;
|
|
|
|
input_dev->evbit[0] = BIT(EV_KEY) | BIT(EV_REL);
|
|
input_dev->keybit[LONG(BTN_MOUSE)] = BIT(BTN_LEFT) | BIT(BTN_RIGHT) | BIT(BTN_MIDDLE);
|
|
input_dev->relbit[0] = BIT(REL_X) | BIT(REL_Y) | BIT(REL_WHEEL);
|
|
|
|
input_dev->name = dev->product_name;
|
|
input_dev->id.bustype = BUS_MAPLE;
|
|
|
|
input_register_device(input_dev);
|
|
|
|
maple_getcond_callback(dev, dc_mouse_callback, 1, MAPLE_FUNC_MOUSE);
|
|
|
|
return 0;
|
|
}
|
|
|
|
|
|
static void dc_mouse_disconnect(struct maple_device *dev)
|
|
{
|
|
struct input_dev *input_dev = dev->private_data;
|
|
|
|
input_unregister_device(input_dev);
|
|
}
|
|
|
|
|
|
static struct maple_driver dc_mouse_driver = {
|
|
.function = MAPLE_FUNC_MOUSE,
|
|
.name = "Dreamcast mouse",
|
|
.connect = dc_mouse_connect,
|
|
.disconnect = dc_mouse_disconnect,
|
|
};
|
|
|
|
|
|
static int __init dc_mouse_init(void)
|
|
{
|
|
maple_register_driver(&dc_mouse_driver);
|
|
return 0;
|
|
}
|
|
|
|
|
|
static void __exit dc_mouse_exit(void)
|
|
{
|
|
maple_unregister_driver(&dc_mouse_driver);
|
|
}
|
|
|
|
|
|
module_init(dc_mouse_init);
|
|
module_exit(dc_mouse_exit);
|
|
|
|
/*
|
|
* Local variables:
|
|
* c-basic-offset: 8
|
|
* End:
|
|
*/
|