diff -Naur -X dontdiff linux-2.5.25-clean/drivers/input/joystick/Config.help linux-2.5.25-joydump/drivers/input/joystick/Config.help --- linux-2.5.25-clean/drivers/input/joystick/Config.help Sat Jul 6 09:42:03 2002 +++ linux-2.5.25-joydump/drivers/input/joystick/Config.help Sat Jul 6 17:40:27 2002 @@ -221,3 +221,12 @@ The module will be called joy-amiga.o. If you want to compile it as a module, say M here and read . +CONFIG_INPUT_JOYDUMP + Say Y here if you want to dump data from your joystick into the system + log for debugging purposes. Say N if you are making a production + configuration or aren't sure. + + This driver is also available as a module ( = code which can be + inserted in and removed from the running kernel whenever you want). + The module will be called joydump.o. If you want to compile it as + a module, say M here and read . diff -Naur -X dontdiff linux-2.5.25-clean/drivers/input/joystick/Config.in linux-2.5.25-joydump/drivers/input/joystick/Config.in --- linux-2.5.25-clean/drivers/input/joystick/Config.in Sat Jul 6 09:42:33 2002 +++ linux-2.5.25-joydump/drivers/input/joystick/Config.in Sat Jul 6 17:35:37 2002 @@ -31,3 +31,5 @@ if [ "$CONFIG_AMIGA" = "y" ]; then dep_tristate ' Amiga joysticks' CONFIG_JOYSTICK_AMIJOY $CONFIG_INPUT $CONFIG_INPUT_JOYSTICK fi + +dep_tristate ' Gameport data dumper' CONFIG_INPUT_JOYDUMP $CONFIG_INPUT $CONFIG_INPUT_JOYSTICK diff -Naur -X dontdiff linux-2.5.25-clean/drivers/input/joystick/joydump.c linux-2.5.25-joydump/drivers/input/joystick/joydump.c --- linux-2.5.25-clean/drivers/input/joystick/joydump.c Thu Jan 1 10:00:00 1970 +++ linux-2.5.25-joydump/drivers/input/joystick/joydump.c Sat Jul 6 17:41:32 2002 @@ -0,0 +1,152 @@ +/* + * $Id: joydump.c,v 1.1 2002/01/23 06:56:16 jsimmons Exp $ + * + * Copyright (c) 1996-2001 Vojtech Pavlik + */ + +/* + * This is just a very simple driver that can dump the data + * out of the joystick port into the syslog ... + */ + +/* + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA + * + * Should you need to contact me, the author, you can do so either by + * e-mail - mail your message to , or by paper mail: + * Vojtech Pavlik, Simunkova 1594, Prague 8, 182 00 Czech Republic + */ + +#include +#include +#include +#include +#include + +MODULE_AUTHOR("Vojtech Pavlik "); +MODULE_DESCRIPTION("Gameport data dumper module"); +MODULE_LICENSE("GPL"); + +#define BUF_SIZE 256 + +struct joydump { + unsigned int time; + unsigned char data; +}; + +static void __devinit joydump_connect(struct gameport *gameport, struct gameport_dev *dev) +{ + struct joydump buf[BUF_SIZE]; + int axes[4], buttons; + int i, j, t, timeout; + unsigned long flags; + unsigned char u; + + printk(KERN_INFO "joydump: ,------------------- START ------------------.\n"); + printk(KERN_INFO "joydump: | Dumping gameport%s.\n", gameport->phys); + printk(KERN_INFO "joydump: | Speed: %4d kHz. |\n", gameport->speed); + + if (gameport_open(gameport, dev, GAMEPORT_MODE_RAW)) { + + printk(KERN_INFO "joydump: | Raw mode not available - trying cooked. |\n"); + + if (gameport_open(gameport, dev, GAMEPORT_MODE_COOKED)) { + + printk(KERN_INFO "joydump: | Cooked not available either. Failing. |\n"); + printk(KERN_INFO "joydump: `-------------------- END -------------------'\n"); + return; + } + + gameport_cooked_read(gameport, axes, &buttons); + + for (i = 0; i < 4; i++) + printk(KERN_INFO "joydump: | Axis %d: %4d. |\n", i, axes[i]); + printk(KERN_INFO "joydump: | Buttons %02x. |\n", buttons); + printk(KERN_INFO "joydump: `-------------------- END -------------------'\n"); + } + + timeout = gameport_time(gameport, 10000); /* 10 ms */ + t = 0; + i = 1; + + save_flags(flags); + cli(); + + u = gameport_read(gameport); + + buf[0].data = u; + buf[0].time = t; + + gameport_trigger(gameport); + + while (i < BUF_SIZE && t < timeout) { + + buf[i].data = gameport_read(gameport); + + if (buf[i].data ^ u) { + u = buf[i].data; + buf[i].time = t; + i++; + } + t++; + } + + restore_flags(flags); + +/* + * Dump data. + */ + + t = i; + + printk(KERN_INFO "joydump: >------------------- DATA -------------------<\n"); + printk(KERN_INFO "joydump: | index: %3d delta: %3d.%02d us data: ", 0, 0, 0); + for (j = 7; j >= 0; j--) + printk("%d",(buf[0].data >> j) & 1); + printk(" |\n"); + for (i = 1; i < t; i++) { + printk(KERN_INFO "joydump: | index: %3d delta: %3d us data: ", + i, buf[i].time - buf[i-1].time); + for (j = 7; j >= 0; j--) + printk("%d",(buf[i].data >> j) & 1); + printk(" |\n"); + } + + printk(KERN_INFO "joydump: `-------------------- END -------------------'\n"); +} + +static void __devexit joydump_disconnect(struct gameport *gameport) +{ + gameport_close(gameport); +} + +static struct gameport_dev joydump_dev = { + connect: joydump_connect, + disconnect: joydump_disconnect, +}; + +static int __init joydump_init(void) +{ + gameport_register_device(&joydump_dev); + return 0; +} + +static void __exit joydump_exit(void) +{ + gameport_unregister_device(&joydump_dev); +} + +module_init(joydump_init); +module_exit(joydump_exit);