[Linuxconsole-commit]CVS: ruby/linux/drivers/input/keyboard newtonkbd.c,NONE,1.1

[James S. <jsi...@us...>]

Update of /cvsroot/linuxconsole/ruby/linux/drivers/input/keyboard
In directory usw-pr-cvs1:/tmp/cvs-serv16562

Added Files:
	newtonkbd.c 
Log Message:
Moved to keyboard directory.

--- NEW FILE: newtonkbd.c ---
/*
 *
 *
 *  Copyright (c) 2000 Justin Cormack
 *
 *
 */

/*
 * Newton keyboard driver for Linux
 */

/*
 * 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 <j.c...@do...>, or by paper mail:
 * Justin Cormack, 68 Dartmouth Park Road, London NW5 1SN, UK.
 */

#include <linux/slab.h>
#include <linux/module.h>
#include <linux/input.h>
#include <linux/init.h>
#include <linux/serio.h>

MODULE_AUTHOR("Justin Cormack <j.c...@do...>");

#define NKBD_KEY       0x7f
#define NKBD_PRESS     0x80

static unsigned char nkbd_keycode[128] = {      
  KEY_A, KEY_S, KEY_D, KEY_F, KEY_H, KEY_G, KEY_Z, KEY_X,
  KEY_C, KEY_V, 0, KEY_B, KEY_Q, KEY_W, KEY_E, KEY_R,
  KEY_Y, KEY_T, KEY_1, KEY_2, KEY_3, KEY_4, KEY_6, KEY_5,
  KEY_EQUAL, KEY_9, KEY_7, KEY_MINUS, KEY_8, KEY_0, KEY_RIGHTBRACE, KEY_O,
  KEY_U, KEY_LEFTBRACE, KEY_I, KEY_P, KEY_ENTER, KEY_L, KEY_J, KEY_APOSTROPHE,
  KEY_K, KEY_SEMICOLON, KEY_BACKSLASH, KEY_COMMA, KEY_SLASH, KEY_N, KEY_M, KEY_DOT,
  KEY_TAB, KEY_SPACE, KEY_GRAVE, KEY_DELETE, 0, 0, 0, KEY_LEFTMETA,
  KEY_LEFTSHIFT, KEY_CAPSLOCK, KEY_LEFTALT, KEY_LEFTCTRL, KEY_RIGHTSHIFT, 0, 0, 0,
  0, 0, 0, 0, 0, 0, 0, 0,
  0, 0, 0, 0, 0, 0, 0, 0,
  0, 0, 0, 0, 0, 0, 0, 0,
  0, 0, 0, 0, 0, 0, 0, 0,
  0, 0, 0, 0, 0, 0, 0, 0,
  0, 0, 0, 0, 0, 0, 0, 0,
  0, 0, 0, 0, 0, 0, 0, 0,
  0, 0, 0, KEY_LEFT, KEY_RIGHT, KEY_DOWN, KEY_UP, 0
};

static char *nkbd_name = "Newton Keyboard";

struct nkbd {
  unsigned char keycode[128];
  struct input_dev dev;
  struct serio *serio;
  char phys[32];
};

void nkbd_interrupt(struct serio *serio, unsigned char data, unsigned int flags)
{
  struct nkbd *nkbd = serio->private;

  /* invalid scan codes are probably the init sequence, so we ignore them */
  if (nkbd->keycode[data & NKBD_KEY])
    input_report_key(&nkbd->dev, nkbd->keycode[data & NKBD_KEY], data & NKBD_PRESS);
  else if (data == 0xe7) /* end of init sequence */ 
    printk(KERN_INFO "input: %s on %s\n", nkbd_name, serio->phys);

}

void nkbd_connect(struct serio *serio, struct serio_dev *dev)
{
       struct nkbd *nkbd;
       int i;

       if (serio->type != (SERIO_RS232 | SERIO_NEWTON))
         return;

       if (!(nkbd = kmalloc(sizeof(struct nkbd), GFP_KERNEL)))
         return;

       memset(nkbd, 0, sizeof(struct nkbd));
       
       nkbd->dev.evbit[0] = BIT(EV_KEY) | BIT(EV_REP);

       nkbd->serio = serio;

       nkbd->dev.keycode = nkbd->keycode;
       nkbd->dev.private = nkbd;

       serio->private = nkbd;

       if (serio_open(serio, dev)) {
               kfree(nkbd);
               return;
       }

       memcpy(nkbd->keycode, nkbd_keycode, sizeof(nkbd->keycode));
       for (i = 0; i < 128; i++)
              set_bit(nkbd->keycode[i], nkbd->dev.keybit);
       clear_bit(0, nkbd->dev.keybit);

       sprintf(nkbd->phys, "%s/input0", serio->phys);

       nkbd->dev.name = nkbd_name;
       nkbd->dev.phys = nkbd->phys;
       nkbd->dev.idbus = BUS_RS232;
       nkbd->dev.idvendor = SERIO_NEWTON;
       nkbd->dev.idproduct = 0x0001;
       nkbd->dev.idversion = 0x0100;

       input_register_device(&nkbd->dev);

       printk(KERN_INFO "input: %s on %s\n", nkbd_name, serio->phys);
}

void nkbd_disconnect(struct serio *serio)
{
       struct nkbd *nkbd = serio->private;
       input_unregister_device(&nkbd->dev);
       serio_close(serio);
       kfree(nkbd);
}

struct serio_dev nkbd_dev = {
       interrupt:      nkbd_interrupt,
       connect:        nkbd_connect,
       disconnect:     nkbd_disconnect
};

int __init nkbd_init(void)
{
       serio_register_device(&nkbd_dev);
       return 0;
}

void __exit nkbd_exit(void)
{
       serio_unregister_device(&nkbd_dev);
}

module_init(nkbd_init);
module_exit(nkbd_exit);