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xenocara/xserver/hw/kdrive/linux/keyboard.c

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Importing xserver from X.Org 7.2RC2
2006-11-26 11:13:41 -07:00
/*
* $RCSId: xc/programs/Xserver/hw/kdrive/linux/keyboard.c,v 1.10 2001/11/08 10:26:24 keithp Exp $
*
* Copyright <EFBFBD> 1999 Keith Packard
*
* Permission to use, copy, modify, distribute, and sell this software and its
* documentation for any purpose is hereby granted without fee, provided that
* the above copyright notice appear in all copies and that both that
* copyright notice and this permission notice appear in supporting
* documentation, and that the name of Keith Packard not be used in
* advertising or publicity pertaining to distribution of the software without
* specific, written prior permission. Keith Packard makes no
* representations about the suitability of this software for any purpose. It
* is provided "as is" without express or implied warranty.
*
* KEITH PACKARD DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
* INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
* EVENT SHALL KEITH PACKARD BE LIABLE FOR ANY SPECIAL, INDIRECT OR
* CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE,
* DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
* TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
* PERFORMANCE OF THIS SOFTWARE.
*/
#ifdef HAVE_CONFIG_H
#include <kdrive-config.h>
#endif
#include "kdrive.h"
#include "kkeymap.h"
#include <linux/keyboard.h>
#include <linux/kd.h>
#define XK_PUBLISHING
#include <X11/keysym.h>
#include <termios.h>
#include <sys/ioctl.h>
extern int LinuxConsoleFd;
static const KeySym linux_to_x[256] = {
NoSymbol, NoSymbol, NoSymbol, NoSymbol,
NoSymbol, NoSymbol, NoSymbol, NoSymbol,
XK_BackSpace, XK_Tab, XK_Linefeed, NoSymbol,
NoSymbol, NoSymbol, NoSymbol, NoSymbol,
NoSymbol, NoSymbol, NoSymbol, NoSymbol,
NoSymbol, NoSymbol, NoSymbol, NoSymbol,
NoSymbol, NoSymbol, NoSymbol, XK_Escape,
NoSymbol, NoSymbol, NoSymbol, NoSymbol,
XK_space, XK_exclam, XK_quotedbl, XK_numbersign,
XK_dollar, XK_percent, XK_ampersand, XK_apostrophe,
XK_parenleft, XK_parenright, XK_asterisk, XK_plus,
XK_comma, XK_minus, XK_period, XK_slash,
XK_0, XK_1, XK_2, XK_3,
XK_4, XK_5, XK_6, XK_7,
XK_8, XK_9, XK_colon, XK_semicolon,
XK_less, XK_equal, XK_greater, XK_question,
XK_at, XK_A, XK_B, XK_C,
XK_D, XK_E, XK_F, XK_G,
XK_H, XK_I, XK_J, XK_K,
XK_L, XK_M, XK_N, XK_O,
XK_P, XK_Q, XK_R, XK_S,
XK_T, XK_U, XK_V, XK_W,
XK_X, XK_Y, XK_Z, XK_bracketleft,
XK_backslash, XK_bracketright,XK_asciicircum, XK_underscore,
XK_grave, XK_a, XK_b, XK_c,
XK_d, XK_e, XK_f, XK_g,
XK_h, XK_i, XK_j, XK_k,
XK_l, XK_m, XK_n, XK_o,
XK_p, XK_q, XK_r, XK_s,
XK_t, XK_u, XK_v, XK_w,
XK_x, XK_y, XK_z, XK_braceleft,
XK_bar, XK_braceright, XK_asciitilde, XK_BackSpace,
NoSymbol, NoSymbol, NoSymbol, NoSymbol,
NoSymbol, NoSymbol, NoSymbol, NoSymbol,
NoSymbol, NoSymbol, NoSymbol, NoSymbol,
NoSymbol, NoSymbol, NoSymbol, NoSymbol,
NoSymbol, NoSymbol, NoSymbol, NoSymbol,
NoSymbol, NoSymbol, NoSymbol, NoSymbol,
NoSymbol, NoSymbol, NoSymbol, NoSymbol,
NoSymbol, NoSymbol, NoSymbol, NoSymbol,
XK_nobreakspace,XK_exclamdown, XK_cent, XK_sterling,
XK_currency, XK_yen, XK_brokenbar, XK_section,
XK_diaeresis, XK_copyright, XK_ordfeminine, XK_guillemotleft,
XK_notsign, XK_hyphen, XK_registered, XK_macron,
XK_degree, XK_plusminus, XK_twosuperior, XK_threesuperior,
XK_acute, XK_mu, XK_paragraph, XK_periodcentered,
XK_cedilla, XK_onesuperior, XK_masculine, XK_guillemotright,
XK_onequarter, XK_onehalf, XK_threequarters,XK_questiondown,
XK_Agrave, XK_Aacute, XK_Acircumflex, XK_Atilde,
XK_Adiaeresis, XK_Aring, XK_AE, XK_Ccedilla,
XK_Egrave, XK_Eacute, XK_Ecircumflex, XK_Ediaeresis,
XK_Igrave, XK_Iacute, XK_Icircumflex, XK_Idiaeresis,
XK_ETH, XK_Ntilde, XK_Ograve, XK_Oacute,
XK_Ocircumflex, XK_Otilde, XK_Odiaeresis, XK_multiply,
XK_Ooblique, XK_Ugrave, XK_Uacute, XK_Ucircumflex,
XK_Udiaeresis, XK_Yacute, XK_THORN, XK_ssharp,
XK_agrave, XK_aacute, XK_acircumflex, XK_atilde,
XK_adiaeresis, XK_aring, XK_ae, XK_ccedilla,
XK_egrave, XK_eacute, XK_ecircumflex, XK_ediaeresis,
XK_igrave, XK_iacute, XK_icircumflex, XK_idiaeresis,
XK_eth, XK_ntilde, XK_ograve, XK_oacute,
XK_ocircumflex, XK_otilde, XK_odiaeresis, XK_division,
XK_oslash, XK_ugrave, XK_uacute, XK_ucircumflex,
XK_udiaeresis, XK_yacute, XK_thorn, XK_ydiaeresis
};
static unsigned char tbl[KD_MAX_WIDTH] =
{
0,
1 << KG_SHIFT,
(1 << KG_ALTGR),
(1 << KG_ALTGR) | (1 << KG_SHIFT)
};
static void
readKernelMapping(void)
{
KeySym *k;
int i, j;
struct kbentry kbe;
int minKeyCode, maxKeyCode;
int row;
minKeyCode = NR_KEYS;
maxKeyCode = 0;
row = 0;
for (i = 0; i < NR_KEYS && row < KD_MAX_LENGTH; ++i)
{
kbe.kb_index = i;
k = kdKeymap + row * KD_MAX_WIDTH;
for (j = 0; j < KD_MAX_WIDTH; ++j)
{
unsigned short kval;
k[j] = NoSymbol;
kbe.kb_table = tbl[j];
kbe.kb_value = 0;
if (ioctl(LinuxConsoleFd, KDGKBENT, &kbe))
continue;
kval = KVAL(kbe.kb_value);
switch (KTYP(kbe.kb_value))
{
case KT_LATIN:
case KT_LETTER:
k[j] = linux_to_x[kval];
break;
case KT_FN:
if (kval <= 19)
k[j] = XK_F1 + kval;
else switch (kbe.kb_value)
{
case K_FIND:
k[j] = XK_Home; /* or XK_Find */
break;
case K_INSERT:
k[j] = XK_Insert;
break;
case K_REMOVE:
k[j] = XK_Delete;
break;
case K_SELECT:
k[j] = XK_End; /* or XK_Select */
break;
case K_PGUP:
k[j] = XK_Prior;
break;
case K_PGDN:
k[j] = XK_Next;
break;
case K_HELP:
k[j] = XK_Help;
break;
case K_DO:
k[j] = XK_Execute;
break;
case K_PAUSE:
k[j] = XK_Pause;
break;
case K_MACRO:
k[j] = XK_Menu;
break;
default:
break;
}
break;
case KT_SPEC:
switch (kbe.kb_value)
{
case K_ENTER:
k[j] = XK_Return;
break;
case K_BREAK:
k[j] = XK_Break;
break;
case K_CAPS:
k[j] = XK_Caps_Lock;
break;
case K_NUM:
k[j] = XK_Num_Lock;
break;
case K_HOLD:
k[j] = XK_Scroll_Lock;
break;
case K_COMPOSE:
k[j] = XK_Multi_key;
break;
default:
break;
}
break;
case KT_PAD:
switch (kbe.kb_value)
{
case K_PPLUS:
k[j] = XK_KP_Add;
break;
case K_PMINUS:
k[j] = XK_KP_Subtract;
break;
case K_PSTAR:
k[j] = XK_KP_Multiply;
break;
case K_PSLASH:
k[j] = XK_KP_Divide;
break;
case K_PENTER:
k[j] = XK_KP_Enter;
break;
case K_PCOMMA:
k[j] = XK_KP_Separator;
break;
case K_PDOT:
k[j] = XK_KP_Decimal;
break;
case K_PPLUSMINUS:
k[j] = XK_KP_Subtract;
break;
default:
if (kval <= 9)
k[j] = XK_KP_0 + kval;
break;
}
break;
/*
* KT_DEAD keys are for accelerated diacritical creation.
*/
case KT_DEAD:
switch (kbe.kb_value)
{
case K_DGRAVE:
k[j] = XK_dead_grave;
break;
case K_DACUTE:
k[j] = XK_dead_acute;
break;
case K_DCIRCM:
k[j] = XK_dead_circumflex;
break;
case K_DTILDE:
k[j] = XK_dead_tilde;
break;
case K_DDIERE:
k[j] = XK_dead_diaeresis;
break;
}
break;
case KT_CUR:
switch (kbe.kb_value)
{
case K_DOWN:
k[j] = XK_Down;
break;
case K_LEFT:
k[j] = XK_Left;
break;
case K_RIGHT:
k[j] = XK_Right;
break;
case K_UP:
k[j] = XK_Up;
break;
}
break;
case KT_SHIFT:
switch (kbe.kb_value)
{
case K_ALTGR:
k[j] = XK_Mode_switch;
break;
case K_ALT:
k[j] = (kbe.kb_index == 0x64 ?
XK_Alt_R : XK_Alt_L);
break;
case K_CTRL:
k[j] = (kbe.kb_index == 0x61 ?
XK_Control_R : XK_Control_L);
break;
case K_CTRLL:
k[j] = XK_Control_L;
break;
case K_CTRLR:
k[j] = XK_Control_R;
break;
case K_SHIFT:
k[j] = (kbe.kb_index == 0x36 ?
XK_Shift_R : XK_Shift_L);
break;
case K_SHIFTL:
k[j] = XK_Shift_L;
break;
case K_SHIFTR:
k[j] = XK_Shift_R;
break;
default:
break;
}
break;
/*
* KT_ASCII keys accumulate a 3 digit decimal number that gets
* emitted when the shift state changes. We can't emulate that.
*/
case KT_ASCII:
break;
case KT_LOCK:
if (kbe.kb_value == K_SHIFTLOCK)
k[j] = XK_Shift_Lock;
break;
#ifdef KT_X
case KT_X:
/* depends on new keyboard symbols in file linux/keyboard.h */
if(kbe.kb_value == K_XMENU) k[j] = XK_Menu;
if(kbe.kb_value == K_XTELEPHONE) k[j] = XK_telephone;
break;
#endif
#ifdef KT_XF
case KT_XF:
/* special linux keysyms which map directly to XF86 keysyms */
k[j] = (kbe.kb_value & 0xFF) + 0x1008FF00;
break;
#endif
default:
break;
}
if (i < minKeyCode)
minKeyCode = i;
if (i > maxKeyCode)
maxKeyCode = i;
}
if (minKeyCode == NR_KEYS)
continue;
if (k[3] == k[2]) k[3] = NoSymbol;
if (k[2] == k[1]) k[2] = NoSymbol;
if (k[1] == k[0]) k[1] = NoSymbol;
if (k[0] == k[2] && k[1] == k[3]) k[2] = k[3] = NoSymbol;
if (k[3] == k[0] && k[2] == k[1] && k[2] == NoSymbol) k[3] =NoSymbol;
row++;
}
kdMinScanCode = minKeyCode;
kdMaxScanCode = maxKeyCode;
}
static void
LinuxKeyboardLoad (void)
{
readKernelMapping ();
}
static void
LinuxKeyboardRead (int fd, void *closure)
{
unsigned char buf[256], *b;
int n;
while ((n = read (fd, buf, sizeof (buf))) > 0)
{
b = buf;
while (n--)
{
KdEnqueueKeyboardEvent (b[0] & 0x7f, b[0] & 0x80);
b++;
}
}
}
static int LinuxKbdTrans;
static struct termios LinuxTermios;
static int LinuxKbdType;
static int
LinuxKeyboardEnable (int fd, void *closure)
{
struct termios nTty;
unsigned char buf[256];
int n;
ioctl (fd, KDGKBMODE, &LinuxKbdTrans);
tcgetattr (fd, &LinuxTermios);
ioctl(fd, KDSKBMODE, K_MEDIUMRAW);
nTty = LinuxTermios;
nTty.c_iflag = (IGNPAR | IGNBRK) & (~PARMRK) & (~ISTRIP);
nTty.c_oflag = 0;
nTty.c_cflag = CREAD | CS8;
nTty.c_lflag = 0;
nTty.c_cc[VTIME]=0;
nTty.c_cc[VMIN]=1;
cfsetispeed(&nTty, 9600);
cfsetospeed(&nTty, 9600);
tcsetattr(fd, TCSANOW, &nTty);
/*
* Flush any pending keystrokes
*/
while ((n = read (fd, buf, sizeof (buf))) > 0)
;
return fd;
}
static void
LinuxKeyboardDisable (int fd, void *closure)
{
ioctl(LinuxConsoleFd, KDSKBMODE, LinuxKbdTrans);
tcsetattr(LinuxConsoleFd, TCSANOW, &LinuxTermios);
}
static int
LinuxKeyboardInit (void)
{
if (!LinuxKbdType)
LinuxKbdType = KdAllocInputType ();
KdRegisterFd (LinuxKbdType, LinuxConsoleFd, LinuxKeyboardRead, 0);
LinuxKeyboardEnable (LinuxConsoleFd, 0);
KdRegisterFdEnableDisable (LinuxConsoleFd,
LinuxKeyboardEnable,
LinuxKeyboardDisable);
return 1;
}
static void
LinuxKeyboardFini (void)
{
LinuxKeyboardDisable (LinuxConsoleFd, 0);
KdUnregisterFds (LinuxKbdType, FALSE);
}
static void
LinuxKeyboardLeds (int leds)
{
ioctl (LinuxConsoleFd, KDSETLED, leds & 7);
}
static void
LinuxKeyboardBell (int volume, int pitch, int duration)
{
if (volume && pitch)
{
ioctl(LinuxConsoleFd, KDMKTONE,
((1193190 / pitch) & 0xffff) |
(((unsigned long)duration *
volume / 50) << 16));
}
}
KdKeyboardFuncs LinuxKeyboardFuncs = {
LinuxKeyboardLoad,
LinuxKeyboardInit,
LinuxKeyboardLeds,
LinuxKeyboardBell,
LinuxKeyboardFini,
3,
};
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