libkbd.h File Reference

#include <ps2kbd.h>

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Typedefs
typedef kbd_rawkey	PS2KbdRawKey
typedef kbd_keymap	PS2KbdKeyMap

Functions
int	PS2KbdInit (void)
int	PS2KbdRead (char *key)
int	PS2KbdReadRaw (PS2KbdRawKey *key)
int	PS2KbdSetReadmode (u32 readMode)
int	PS2KbdSetBlockingMode (u32 readMode)
int	PS2KbdSetRepeatRate (u32 repeat)
int	PS2KbdSetLeds (u8 leds)
int	PS2KbdSetKeymap (PS2KbdKeyMap *keymaps)
int	PS2KbdSetCtrlmap (u8 *ctrlmap)
int	PS2KbdSetAltmap (u8 *altmap)
int	PS2KbdSetSpecialmap (u8 *special)
int	PS2KbdFlushBuffer (void)
int	PS2KbdResetKeymap (void)
int	PS2KbdClose (void)

Detailed Description

USB Keyboard Driver for PS2

Definition in file libkbd.h.

Typedef Documentation

PS2KbdKeyMap

typedef kbd_keymap PS2KbdKeyMap

Definition at line 22 of file libkbd.h.

PS2KbdRawKey

typedef kbd_rawkey PS2KbdRawKey

Definition at line 21 of file libkbd.h.

Function Documentation

PS2KbdClose()

int PS2KbdClose

(

void

)

Close down the keyboard library

Definition at line 166 of file libkbd.c.

{
  if(kbd_fd >= 0)
    {
      close(kbd_fd);
      kbd_fd = -1;
    }
 
  return 1;
}

References kbd_fd.

PS2KbdFlushBuffer()

int PS2KbdFlushBuffer

(

void

)

Flushes the keyboard buffer

Definition at line 144 of file libkbd.c.

{
  int dummy;
 
  if(kbd_fd >= 0)
    {
      return _ps2sdk_ioctl(kbd_fd, PS2KBD_IOCTL_FLUSHBUFFER, &dummy);
    }
  return 0;
}

References _ps2sdk_ioctl, kbd_fd, and PS2KBD_IOCTL_FLUSHBUFFER.

PS2KbdInit()

int PS2KbdInit

(

void

)

Initialise the keyboard library

Definition at line 28 of file libkbd.c.

{
  if (kbd_iop != _iop_reboot_count)
    {
      kbd_iop = _iop_reboot_count;
      kbd_fd = -1;
    }
 
  if(kbd_fd >= 0) /* Already initialised */
    {
      return 2;
    }
 
  kbd_fd = open(PS2KBD_DEVFILE, O_RDONLY);
  if(kbd_fd < 0)
    {
      return 0;
    }
 
  return 1;
}

References _iop_reboot_count, kbd_fd, kbd_iop, and PS2KBD_DEVFILE.

PS2KbdRead()

int PS2KbdRead

(

char *

key

)

Reads 1 character from the keyboard

Definition at line 50 of file libkbd.c.

{
  if((kbd_fd >= 0) && (curr_readmode == PS2KBD_READMODE_NORMAL))
    {
      return read(kbd_fd, key, 1);
    }
 
  return 0;
}

References curr_readmode, kbd_fd, and PS2KBD_READMODE_NORMAL.

PS2KbdReadRaw()

int PS2KbdReadRaw

(

PS2KbdRawKey *

key

)

Reads 1 raw character from the keyboard

Definition at line 60 of file libkbd.c.

{
  if((kbd_fd >= 0) && (curr_readmode == PS2KBD_READMODE_RAW))
    {
      return read(kbd_fd, key, 2) / 2;
    }
 
  return 0;
}

References curr_readmode, kbd_fd, and PS2KBD_READMODE_RAW.

PS2KbdResetKeymap()

int PS2KbdResetKeymap

(

void

)

Resets the keymap to the default US mapping

Definition at line 155 of file libkbd.c.

{
  int dummy;
 
  if(kbd_fd >= 0)
    {
      return _ps2sdk_ioctl(kbd_fd, PS2KBD_IOCTL_RESETKEYMAP, &dummy);
    }
  return 0;
}

References _ps2sdk_ioctl, kbd_fd, and PS2KBD_IOCTL_RESETKEYMAP.

PS2KbdSetAltmap()

int PS2KbdSetAltmap

(

u8 *

altmap

)

Sets the alt key mappings

Definition at line 126 of file libkbd.c.

{
  if(kbd_fd >= 0)
    {
      return _ps2sdk_ioctl(kbd_fd, PS2KBD_IOCTL_SETALTMAP, altmap);
    }
  return 0;
}

References _ps2sdk_ioctl, kbd_fd, and PS2KBD_IOCTL_SETALTMAP.

PS2KbdSetBlockingMode()

int PS2KbdSetBlockingMode

(

u32

readMode

)

Sets the blocking mode on or off

Definition at line 80 of file libkbd.c.

{
  if((kbd_fd >= 0) && (curr_blockmode != blockmode))
    {
      return _ps2sdk_ioctl(kbd_fd, PS2KBD_IOCTL_SETBLOCKMODE, &blockmode);
    }
 
  return 0;
}

References _ps2sdk_ioctl, curr_blockmode, kbd_fd, and PS2KBD_IOCTL_SETBLOCKMODE.

PS2KbdSetCtrlmap()

int PS2KbdSetCtrlmap

(

u8 *

ctrlmap

)

Sets the control key mappings

Definition at line 117 of file libkbd.c.

{
  if(kbd_fd >= 0)
    {
      return _ps2sdk_ioctl(kbd_fd, PS2KBD_IOCTL_SETCTRLMAP, ctrlmap);
    }
  return 0;
}

References _ps2sdk_ioctl, kbd_fd, and PS2KBD_IOCTL_SETCTRLMAP.

PS2KbdSetKeymap()

int PS2KbdSetKeymap

(

PS2KbdKeyMap *

keymaps

)

Sets the current keymap

Definition at line 108 of file libkbd.c.

{
  if(kbd_fd >= 0)
    {
      return _ps2sdk_ioctl(kbd_fd, PS2KBD_IOCTL_SETKEYMAP, keymaps);
    }
  return 0;
}

References _ps2sdk_ioctl, kbd_fd, and PS2KBD_IOCTL_SETKEYMAP.

PS2KbdSetLeds()

int PS2KbdSetLeds

(

u8

leds

)

Sets all connected keyboards leds

Definition at line 99 of file libkbd.c.

{
  if(kbd_fd >= 0)
    {
      return _ps2sdk_ioctl(kbd_fd, PS2KBD_IOCTL_SETLEDS, &leds);
    }
  return 0;
}

References _ps2sdk_ioctl, kbd_fd, and PS2KBD_IOCTL_SETLEDS.

PS2KbdSetReadmode()

int PS2KbdSetReadmode

(

u32

readMode

)

Sets the read mode to normal or raw

Definition at line 70 of file libkbd.c.

{
  if((kbd_fd >= 0) && (curr_readmode != readmode))
    {
      curr_readmode = readmode;
      return _ps2sdk_ioctl(kbd_fd, PS2KBD_IOCTL_SETREADMODE, &readmode);
    }
  return 0;
}

References _ps2sdk_ioctl, curr_readmode, kbd_fd, and PS2KBD_IOCTL_SETREADMODE.

PS2KbdSetRepeatRate()

int PS2KbdSetRepeatRate

(

u32

repeat

)

Sets the repeat rate in millseconds

Definition at line 90 of file libkbd.c.

{
  if(kbd_fd >= 0)
    {
      return _ps2sdk_ioctl(kbd_fd, PS2KBD_IOCTL_SETREPEATRATE, &repeat);
    }
  return 0;
}

References _ps2sdk_ioctl, kbd_fd, and PS2KBD_IOCTL_SETREPEATRATE.

PS2KbdSetSpecialmap()

int PS2KbdSetSpecialmap

(

u8 *

special

)

Sets the special key mappings

Definition at line 135 of file libkbd.c.

{
  if(kbd_fd >= 0)
    {
      return _ps2sdk_ioctl(kbd_fd, PS2KBD_IOCTL_SETSPECIALMAP, special);
    }
  return 0;
}

References _ps2sdk_ioctl, kbd_fd, and PS2KBD_IOCTL_SETSPECIALMAP.