xenocara/xserver/hw/xfree86/common/xf86KbdLnx.c

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2006-11-26 11:13:41 -07:00
/*
* Linux version of keymapping setup. The kernel (since 0.99.14) has support
* for fully remapping the keyboard, but there are some differences between
* the Linux map and the SVR4 map (esp. in the extended keycodes). We also
* remove the restriction on what keycodes can be remapped.
* Orest Zborowski.
*/
/*
* Copyright 1990,91 by Thomas Roell, Dinkelscherben, Germany.
*
* 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 Thomas Roell not be used in
* advertising or publicity pertaining to distribution of the software without
* specific, written prior permission. Thomas Roell makes no representations
* about the suitability of this software for any purpose. It is provided
* "as is" without express or implied warranty.
*
* THOMAS ROELL DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
* INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
* EVENT SHALL THOMAS ROELL 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.
*
*/
/*
* Copyright (c) 1994-2001 by The XFree86 Project, Inc.
*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the "Software"),
* to deal in the Software without restriction, including without limitation
* the rights to use, copy, modify, merge, publish, distribute, sublicense,
* and/or sell copies of the Software, and to permit persons to whom the
* Software is furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
* THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
* OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
* ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
* OTHER DEALINGS IN THE SOFTWARE.
*
* Except as contained in this notice, the name of the copyright holder(s)
* and author(s) shall not be used in advertising or otherwise to promote
* the sale, use or other dealings in this Software without prior written
* authorization from the copyright holder(s) and author(s).
*/
/* $XConsortium: xf86KbdLnx.c /main/7 1996/10/19 17:59:00 kaleb $ */
#ifdef HAVE_XORG_CONFIG_H
#include <xorg-config.h>
#endif
#include <X11/X.h>
#include <X11/Xmd.h>
#include "input.h"
#include "scrnintstr.h"
#include "compiler.h"
#include "xf86.h"
#include "xf86Priv.h"
#include "xf86_OSlib.h"
#include "atKeynames.h"
#include "xf86Keymap.h"
/*
* LegalModifier --
* determine whether a key is a legal modifier key, i.e send a
* press/release sequence.
*/
/*ARGSUSED*/
Bool
LegalModifier(unsigned int key, DevicePtr pDev)
{
return (TRUE);
}
/*
* xf86KbdGetMapping --
* Get the national keyboard mapping. The keyboard type is set, a new map
* and the modifiermap is computed.
*/
static void readKernelMapping(KeySymsPtr pKeySyms, CARD8 *pModMap);
void
xf86KbdGetMapping (KeySymsPtr pKeySyms, CARD8 *pModMap)
{
KeySym *k;
char type;
int i;
readKernelMapping(pKeySyms, pModMap);
/*
* compute the modifier map
*/
for (i = 0; i < MAP_LENGTH; i++)
pModMap[i] = NoSymbol; /* make sure it is restored */
for (k = map, i = MIN_KEYCODE;
i < (NUM_KEYCODES + MIN_KEYCODE);
i++, k += 4)
switch(*k) {
case XK_Shift_L:
case XK_Shift_R:
pModMap[i] = ShiftMask;
break;
case XK_Control_L:
case XK_Control_R:
pModMap[i] = ControlMask;
break;
case XK_Caps_Lock:
pModMap[i] = LockMask;
break;
case XK_Alt_L:
case XK_Alt_R:
pModMap[i] = AltMask;
break;
case XK_Num_Lock:
pModMap[i] = NumLockMask;
break;
case XK_Scroll_Lock:
pModMap[i] = ScrollLockMask;
break;
/* kana support */
case XK_Kana_Lock:
case XK_Kana_Shift:
pModMap[i] = KanaMask;
break;
/* alternate toggle for multinational support */
case XK_Mode_switch:
pModMap[i] = AltLangMask;
break;
}
xf86Info.kbdType =
ioctl(xf86Info.consoleFd, KDGKBTYPE, &type) != -1 ? type : KB_101;
pKeySyms->map = map;
pKeySyms->mapWidth = GLYPHS_PER_KEY;
pKeySyms->minKeyCode = MIN_KEYCODE;
pKeySyms->maxKeyCode = MAX_KEYCODE;
}
#include <linux/keyboard.h>
static 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
};
/*
* Maps the AT keycodes to Linux keycodes
*/
static unsigned char at2lnx[NUM_KEYCODES] =
{
0x01, /* KEY_Escape */ 0x02, /* KEY_1 */
0x03, /* KEY_2 */ 0x04, /* KEY_3 */
0x05, /* KEY_4 */ 0x06, /* KEY_5 */
0x07, /* KEY_6 */ 0x08, /* KEY_7 */
0x09, /* KEY_8 */ 0x0a, /* KEY_9 */
0x0b, /* KEY_0 */ 0x0c, /* KEY_Minus */
0x0d, /* KEY_Equal */ 0x0e, /* KEY_BackSpace */
0x0f, /* KEY_Tab */ 0x10, /* KEY_Q */
0x11, /* KEY_W */ 0x12, /* KEY_E */
0x13, /* KEY_R */ 0x14, /* KEY_T */
0x15, /* KEY_Y */ 0x16, /* KEY_U */
0x17, /* KEY_I */ 0x18, /* KEY_O */
0x19, /* KEY_P */ 0x1a, /* KEY_LBrace */
0x1b, /* KEY_RBrace */ 0x1c, /* KEY_Enter */
0x1d, /* KEY_LCtrl */ 0x1e, /* KEY_A */
0x1f, /* KEY_S */ 0x20, /* KEY_D */
0x21, /* KEY_F */ 0x22, /* KEY_G */
0x23, /* KEY_H */ 0x24, /* KEY_J */
0x25, /* KEY_K */ 0x26, /* KEY_L */
0x27, /* KEY_SemiColon */ 0x28, /* KEY_Quote */
0x29, /* KEY_Tilde */ 0x2a, /* KEY_ShiftL */
0x2b, /* KEY_BSlash */ 0x2c, /* KEY_Z */
0x2d, /* KEY_X */ 0x2e, /* KEY_C */
0x2f, /* KEY_V */ 0x30, /* KEY_B */
0x31, /* KEY_N */ 0x32, /* KEY_M */
0x33, /* KEY_Comma */ 0x34, /* KEY_Period */
0x35, /* KEY_Slash */ 0x36, /* KEY_ShiftR */
0x37, /* KEY_KP_Multiply */ 0x38, /* KEY_Alt */
0x39, /* KEY_Space */ 0x3a, /* KEY_CapsLock */
0x3b, /* KEY_F1 */ 0x3c, /* KEY_F2 */
0x3d, /* KEY_F3 */ 0x3e, /* KEY_F4 */
0x3f, /* KEY_F5 */ 0x40, /* KEY_F6 */
0x41, /* KEY_F7 */ 0x42, /* KEY_F8 */
0x43, /* KEY_F9 */ 0x44, /* KEY_F10 */
0x45, /* KEY_NumLock */ 0x46, /* KEY_ScrollLock */
0x47, /* KEY_KP_7 */ 0x48, /* KEY_KP_8 */
0x49, /* KEY_KP_9 */ 0x4a, /* KEY_KP_Minus */
0x4b, /* KEY_KP_4 */ 0x4c, /* KEY_KP_5 */
0x4d, /* KEY_KP_6 */ 0x4e, /* KEY_KP_Plus */
0x4f, /* KEY_KP_1 */ 0x50, /* KEY_KP_2 */
0x51, /* KEY_KP_3 */ 0x52, /* KEY_KP_0 */
0x53, /* KEY_KP_Decimal */ 0x54, /* KEY_SysReqest */
0x00, /* 0x55 */ 0x56, /* KEY_Less */
0x57, /* KEY_F11 */ 0x58, /* KEY_F12 */
0x66, /* KEY_Home */ 0x67, /* KEY_Up */
0x68, /* KEY_PgUp */ 0x69, /* KEY_Left */
0x5d, /* KEY_Begin */ 0x6a, /* KEY_Right */
0x6b, /* KEY_End */ 0x6c, /* KEY_Down */
0x6d, /* KEY_PgDown */ 0x6e, /* KEY_Insert */
0x6f, /* KEY_Delete */ 0x60, /* KEY_KP_Enter */
0x61, /* KEY_RCtrl */ 0x77, /* KEY_Pause */
0x63, /* KEY_Print */ 0x62, /* KEY_KP_Divide */
0x64, /* KEY_AltLang */ 0x65, /* KEY_Break */
0x00, /* KEY_LMeta */ 0x00, /* KEY_RMeta */
0x7A, /* KEY_Menu/FOCUS_PF11*/0x00, /* 0x6e */
0x7B, /* FOCUS_PF12 */ 0x00, /* 0x70 */
0x00, /* 0x71 */ 0x00, /* 0x72 */
0x59, /* FOCUS_PF2 */ 0x78, /* FOCUS_PF9 */
0x00, /* 0x75 */ 0x00, /* 0x76 */
0x5A, /* FOCUS_PF3 */ 0x5B, /* FOCUS_PF4 */
0x5C, /* FOCUS_PF5 */ 0x5D, /* FOCUS_PF6 */
0x5E, /* FOCUS_PF7 */ 0x5F, /* FOCUS_PF8 */
0x7C, /* JAP_86 */ 0x79, /* FOCUS_PF10 */
0x00, /* 0x7f */
};
#define NUM_AT2LNX (sizeof(at2lnx) / sizeof(at2lnx[0]))
#define NUM_CUSTOMKEYS NR_KEYS
u_char SpecialServerMap[NUM_CUSTOMKEYS];
static void
readKernelMapping(KeySymsPtr pKeySyms, CARD8 *pModMap)
{
KeySym *k;
int i;
int maxkey;
static unsigned char tbl[GLYPHS_PER_KEY] =
{
0, /* unshifted */
1, /* shifted */
0, /* modeswitch unshifted */
0 /* modeswitch shifted */
};
/*
* Read the mapping from the kernel.
* Since we're still using the XFree86 scancode->AT keycode mapping
* routines, we need to convert the AT keycodes to Linux keycodes,
* then translate the Linux keysyms into X keysyms.
*
* First, figure out which tables to use for the modeswitch columns
* above, from the XF86Config fields.
*/
tbl[2] = 8; /* alt */
tbl[3] = tbl[2] | 1;
if (xf86Info.kbdCustomKeycodes) {
k = map;
maxkey = NUM_CUSTOMKEYS;
}
else {
k = map+GLYPHS_PER_KEY;
maxkey = NUM_AT2LNX;
}
for (i = 0; i < maxkey; ++i)
{
struct kbentry kbe;
int j;
if (xf86Info.kbdCustomKeycodes)
kbe.kb_index = i;
else
kbe.kb_index = at2lnx[i];
for (j = 0; j < GLYPHS_PER_KEY; ++j, ++k)
{
unsigned short kval;
*k = NoSymbol;
kbe.kb_table = tbl[j];
if (
(!xf86Info.kbdCustomKeycodes && kbe.kb_index == 0) ||
ioctl(xf86Info.consoleFd, KDGKBENT, &kbe))
continue;
kval = KVAL(kbe.kb_value);
switch (KTYP(kbe.kb_value))
{
case KT_LATIN:
case KT_LETTER:
*k = linux_to_x[kval];
break;
case KT_FN:
if (kval <= 19)
*k = XK_F1 + kval;
else switch (kbe.kb_value)
{
case K_FIND:
*k = XK_Home; /* or XK_Find */
break;
case K_INSERT:
*k = XK_Insert;
break;
case K_REMOVE:
*k = XK_Delete;
break;
case K_SELECT:
*k = XK_End; /* or XK_Select */
break;
case K_PGUP:
*k = XK_Prior;
break;
case K_PGDN:
*k = XK_Next;
break;
case K_HELP:
*k = XK_Help;
break;
case K_DO:
*k = XK_Execute;
break;
case K_PAUSE:
*k = XK_Pause;
break;
case K_MACRO:
*k = XK_Menu;
break;
default:
break;
}
break;
case KT_SPEC:
switch (kbe.kb_value)
{
case K_ENTER:
*k = XK_Return;
break;
case K_BREAK:
*k = XK_Break;
break;
case K_CAPS:
*k = XK_Caps_Lock;
break;
case K_NUM:
*k = XK_Num_Lock;
break;
case K_HOLD:
*k = XK_Scroll_Lock;
break;
case K_COMPOSE:
*k = XK_Multi_key;
break;
default:
break;
}
break;
case KT_PAD:
switch (kbe.kb_value)
{
case K_PPLUS:
*k = XK_KP_Add;
break;
case K_PMINUS:
*k = XK_KP_Subtract;
break;
case K_PSTAR:
*k = XK_KP_Multiply;
break;
case K_PSLASH:
*k = XK_KP_Divide;
break;
case K_PENTER:
*k = XK_KP_Enter;
break;
case K_PCOMMA:
*k = XK_KP_Separator;
break;
case K_PDOT:
*k = XK_KP_Decimal;
break;
case K_PPLUSMINUS:
*k = XK_KP_Subtract;
break;
default:
if (kval <= 9)
*k = 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 = XK_dead_grave;
break;
case K_DACUTE:
*k = XK_dead_acute;
break;
case K_DCIRCM:
*k = XK_dead_circumflex;
break;
case K_DTILDE:
*k = XK_dead_tilde;
break;
case K_DDIERE:
*k = XK_dead_diaeresis;
break;
}
break;
case KT_CUR:
switch (kbe.kb_value)
{
case K_DOWN:
*k = XK_Down;
break;
case K_LEFT:
*k = XK_Left;
break;
case K_RIGHT:
*k = XK_Right;
break;
case K_UP:
*k = XK_Up;
break;
}
break;
case KT_SHIFT:
switch (kbe.kb_value)
{
case K_ALTGR:
*k = XK_Alt_R;
break;
case K_ALT:
*k = (kbe.kb_index == 0x64 ?
XK_Alt_R : XK_Alt_L);
break;
case K_CTRL:
*k = (kbe.kb_index == 0x61 ?
XK_Control_R : XK_Control_L);
break;
case K_CTRLL:
*k = XK_Control_L;
break;
case K_CTRLR:
*k = XK_Control_R;
break;
case K_SHIFT:
*k = (kbe.kb_index == 0x36 ?
XK_Shift_R : XK_Shift_L);
break;
case K_SHIFTL:
*k = XK_Shift_L;
break;
case K_SHIFTR:
*k = 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 = XK_Shift_Lock;
break;
default:
break;
}
}
if (k[-1] == k[-2]) k[-1] = NoSymbol;
if (k[-2] == k[-3]) k[-2] = NoSymbol;
if (k[-3] == k[-4]) k[-3] = NoSymbol;
if (k[-4] == k[-2] && k[-3] == k[-1]) k[-2] = k[-1] = NoSymbol;
if (k[-1] == k[-4] && k[-2] == k[-3] && k[-2] == NoSymbol) k[-1] =NoSymbol;
}
if (!xf86Info.kbdCustomKeycodes)
return;
/*
* Find the Mapping for the special server functions
*/
for (i = 0; i < NUM_CUSTOMKEYS; ++i) {
struct kbentry kbe;
int special = 0;
kbe.kb_index = i;
kbe.kb_table = 0; /* Plain map */
if (!ioctl(xf86Info.consoleFd, KDGKBENT, &kbe))
switch (kbe.kb_value) {
case K(KT_LATIN,0x7f): /* This catches DEL too... But who cares? */
special = KEY_BackSpace;
break;
case K_PMINUS:
special = KEY_KP_Minus;
break;
case K_PPLUS:
special = KEY_KP_Plus;
break;
case K_F1:
special = KEY_F1;
break;
case K_F2:
special = KEY_F2;
break;
case K_F3:
special = KEY_F3;
break;
case K_F4:
special = KEY_F4;
break;
case K_F5:
special = KEY_F5;
break;
case K_F6:
special = KEY_F6;
break;
case K_F7:
special = KEY_F7;
break;
case K_F8:
special = KEY_F8;
break;
case K_F9:
special = KEY_F9;
break;
case K_F10:
special = KEY_F10;
break;
case K_F11:
special = KEY_F11;
break;
case K_F12:
special = KEY_F12;
break;
case K_ALT:
special = KEY_Alt;
break;
case K_ALTGR:
special = KEY_AltLang;
break;
case K_CONS:
special = KEY_SysReqest;
break;
}
SpecialServerMap[i] = special;
}
}