org.handhelds.familiar/packages/linux/openzaurus-pxa27x-2.4.20-rmk2-embedix20050602/P07-C3000-KBDDEV_041206.patch

   1 diff -Nur c3000_pre/linux/drivers/char/Config.in c3000_work/linux/drivers/char/Config.in
   2 --- c3000_pre/linux/drivers/char/Config.in      2004-12-06 17:24:32.000000000 +0900
   3 +++ c3000_work/linux/drivers/char/Config.in     2004-12-06 17:25:51.000000000 +0900
   4 @@ -171,6 +171,7 @@
   5        bool '   SL-series Bluetooth support' CONFIG_BLUETOOTH_SL
   6     fi
   7  fi
   8 +bool 'Use Keyboard device file (EXPERIMENTAL)' CONFIG_KBD_DEV_FILE
   9  if [ "$CONFIG_ARCH_DBMX1" = "y" ]; then
  10     tristate 'DragonBall MX1 serial port support' CONFIG_SERIAL_DBMX1
  11     if [ "$CONFIG_SERIAL_DBMX1" = "y" ]; then
  12 diff -Nur c3000_pre/linux/drivers/char/keyboard.c c3000_work/linux/drivers/char/keyboard.c
  13 --- c3000_pre/linux/drivers/char/keyboard.c     2004-08-21 09:48:25.000000000 +0900
  14 +++ c3000_work/linux/drivers/char/keyboard.c    2004-12-06 17:32:08.000000000 +0900
  15 @@ -35,6 +35,7 @@
  16
  17  #include <asm/keyboard.h>
  18  #include <asm/bitops.h>
  19 +#include <asm/uaccess.h>
  20
  21  #include <linux/kbd_kern.h>
  22  #include <linux/kbd_diacr.h>
  23 @@ -921,12 +922,35 @@
  24
  25  pm_callback pm_kbd_request_override = NULL;
  26
  27 +#if defined(CONFIG_KBD_DEV_FILE)
  28 +#define        KBD_MAJOR       241
  29 +struct fasync_struct *fasync_kbd;
  30 +
  31 +static int kbd_open(struct inode *, struct file *);
  32 +static int kbd_release(struct inode *, struct file *);
  33 +static int kbd_fasync(int fd, struct file *filp, int on);
  34 +static ssize_t kbd_read(struct file *, char *, size_t, loff_t *);
  35 +static ssize_t kbd_write(struct file *, const char *, size_t, loff_t *);
  36 +
  37 +struct file_operations kbd_fops = {
  38 +       open:           kbd_open,
  39 +       release:        kbd_release,
  40 +       fasync:         kbd_fasync,
  41 +       read:           kbd_read,
  42 +       write:          kbd_write,
  43 +};
  44 +#endif
  45 +
  46  int __init kbd_init(void)
  47  {
  48         int i;
  49         struct kbd_struct kbd0;
  50         extern struct tty_driver console_driver;
  51
  52 +#if defined(CONFIG_KBD_DEV_FILE)
  53 +       if ( register_chrdev(KBD_MAJOR,"kbd",&kbd_fops) )
  54 +               printk("unable to get major %d for keyboard\n", KBD_MAJOR);
  55 +#endif
  56         kbd0.ledflagstate = kbd0.default_ledflagstate = KBD_DEFLEDS;
  57         kbd0.ledmode = LED_SHOW_FLAGS;
  58         kbd0.lockstate = KBD_DEFLOCK;
  59 @@ -948,3 +972,56 @@
  60
  61         return 0;
  62  }
  63 +
  64 +#if defined(CONFIG_KBD_DEV_FILE)
  65 +static int kbd_open(struct inode *inode, struct file *file)
  66 +{
  67 +       kdev_t dev = inode->i_rdev;
  68 +
  69 +       return 0;
  70 +}
  71 +
  72 +
  73 +static int kbd_release(struct inode *inode, struct file *file)
  74 +{
  75 +       kbd_fasync(-1, file, 0);
  76 +       return 0;
  77 +}
  78 +
  79 +static int kbd_fasync(int fd, struct file *filp, int on)
  80 +{
  81 +       int retval;
  82 +
  83 +       retval = fasync_helper(fd, filp, on, &fasync_kbd);
  84 +       if (retval < 0)
  85 +               return retval;
  86 +       return 0;
  87 +}
  88 +
  89 +static ssize_t kbd_read(struct file *file, char *buffer, size_t count, loff_t *ppos)
  90 +{
  91 +//    printk("kbd read\n");
  92 +       return 0;
  93 +}
  94 +
  95 +static ssize_t kbd_write(struct file *file, const char *buffer, size_t count, loff_t *ppos)
  96 +{
  97 +       char tmp[50];
  98 +       int len;
  99 +       int kbd_scancode,kbd_down;
 100 +
 101 +       len=49;
 102 +
 103 +       if(len>count) len=count;
 104 +       copy_from_user(tmp,buffer,len);
 105 +       tmp[len]='\0';
 106 +
 107 +       if (sscanf(tmp,"%d %d",&kbd_scancode, &kbd_down) == 2) {
 108 +//         printk("kbd write %02x %02x\n",kbd_scancode,kbd_down);
 109 +               handle_scancode(kbd_scancode,kbd_down);
 110 +       }
 111 +
 112 +//    printk("kbd write\n");
 113 +       return count;
 114 +}
 115 +#endif