/* Portions of this file were derived from the following files:
*
**********************************************************************
*
* xfree86/common/{xf86Io.c,xf86Kbd.c,xf86Events.c}
*
* 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.
*
**********************************************************************
*
* xfree86/common/xf86KbdLnx.c
*
* 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.
*
**********************************************************************
*
* xfree86/os-support/linux/lnx_io.c
*
* Copyright 1992 by Orest Zborowski <[email protected]>
* Copyright 1993 by David Dawes <[email protected]>
*
* 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 names of Orest Zborowski and David Dawes
* not be used in advertising or publicity pertaining to distribution of
* the software without specific, written prior permission. Orest Zborowski
* and David Dawes make no representations about the suitability of this
* software for any purpose. It is provided "as is" without express or
* implied warranty.
*
* OREST ZBOROWSKI AND DAVID DAWES DISCLAIMS ALL WARRANTIES WITH REGARD
* TO THIS SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND
* FITNESS, IN NO EVENT SHALL OREST ZBOROWSKI OR DAVID DAWES 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 2001-2003 Red Hat Inc., Durham, North Carolina.
*
* All Rights Reserved.
*
* 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 on 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 (including the
* next paragraph) 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
* NON-INFRINGEMENT. IN NO EVENT SHALL RED HAT AND/OR THEIR SUPPLIERS
* 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.
*/
/*
* Authors:
* Rickard E. (Rik) Faith <[email protected]>
*
*/
/** \file
*
* This code implements a low-level device driver for the Linux
* keyboard. The code is derived from code by Thomas Roell, Orest
* Zborowski, and David Dawes (see the source code for complete
* references). */
#ifdef HAVE_DMX_CONFIG_H
#include <dmx-config.h>
#endif
/*****************************************************************************/
/* Define some macros to make it easier to move this file to another
* part of the Xserver tree. All calls to the dmx* layer are #defined
* here for the .c file. The .h file will also have to be edited. */
#include "dmxinputinit.h"
#include "lnx-keyboard.h"
#define GETPRIV myPrivate *priv \
= ((DMXLocalInputInfoPtr)(pDev->devicePrivate))->private
#define LOG0(f) dmxLog(dmxDebug,f)
#define LOG1(f,a) dmxLog(dmxDebug,f,a)
#define LOG2(f,a,b) dmxLog(dmxDebug,f,a,b)
#define LOG3(f,a,b,c) dmxLog(dmxDebug,f,a,b,c)
#define FATAL0(f) dmxLog(dmxFatal,f)
#define FATAL1(f,a) dmxLog(dmxFatal,f,a)
#define FATAL2(f,a,b) dmxLog(dmxFatal,f,a,b)
#define MOTIONPROC dmxMotionProcPtr
#define ENQUEUEPROC dmxEnqueueProcPtr
#define CHECKPROC dmxCheckSpecialProcPtr
#define SWITCHRETPROC dmxVTSwitchReturnProcPtr
#define BLOCK DMXBlockType
#define MESSAGE "\033c\n\n\nDMX taking input from this console..."
#define FINALMESSAGE "\033cDMX terminated."
/* End of interface definitions. */
/*****************************************************************************/
#include "inputstr.h"
#include <X11/Xos.h>
#include <sys/ioctl.h>
#include <errno.h>
#include <signal.h>
#include <sys/vt.h>
#include <sys/kd.h>
#include <termios.h>
#include "atKeynames.h"
#if 00
#include "xf86Keymap.h"
#endif
#include <linux/keyboard.h>
#define NUM_AT2LNX (sizeof(at2lnx) / sizeof(at2lnx[0]))
#define NUM_STATE_ENTRIES (256/32)
/* Private area for Linux-style keyboards. */
typedef struct _myPrivate {
int fd;
int vtno;
int vtcurrent;
int kbdtrans;
struct termios kbdtty;
int kbdType;
CARD32 kbdState[NUM_STATE_ENTRIES];
DeviceIntPtr pKeyboard;
unsigned char prefix;
int switched;
SWITCHRETPROC switch_return;
void *switch_return_data;
/* For bell */
int pitch;
unsigned long duration;
} myPrivate;
static myPrivate *PRIV = NULL;
#undef SYSCALL
#define SYSCALL(call) while(((call) == -1) && (errno == EINTR))
static int kbdLinuxKeyDown(myPrivate *priv, int keyCode)
{
CARD8 byte = keyCode >> 5;
CARD32 bit = 1 << (keyCode & 0x1f);
if (byte > NUM_STATE_ENTRIES) return 0;
return priv->kbdState[byte] & bit;
}
static void kbdLinuxKeyState(myPrivate *priv, int type, int keyCode)
{
CARD8 byte = keyCode >> 5;
CARD32 bit = 1 << (keyCode & 0x1f);
if (byte > NUM_STATE_ENTRIES) return;
if (type == KeyPress) priv->kbdState[byte] |= bit;
else priv->kbdState[byte] &= ~bit;
}
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 */
};
/** Create a private structure for use within this file. */
pointer kbdLinuxCreatePrivate(DeviceIntPtr pKeyboard)
{
myPrivate *priv = xalloc(sizeof(*priv));
memset(priv, 0, sizeof(*priv));
priv->fd = -1;
priv->pKeyboard = pKeyboard;
return priv;
}
/** Destroy a private structure. */
void kbdLinuxDestroyPrivate(pointer priv)
{
if (priv) xfree(priv);
}
/** Ring the bell.
*
* Note: we completely ignore the \a volume, since Linux's ioctl()
* interface does not provide a way to control it. If it did, the XBell
* manpage tells how the actual volume is a function of the percent and
* the (base) volume.
*
* Note that most of the other PC-based bell drivers compute the
* duration for KDMKTONE as a function of the volume and the duration.
* For some drivers, the duration is only measured in mS if the volume
* is 50, and is scaled by the volume for other values. This seems
* confusing and possibly incorrect (the xset man page says that the
* bell will be "as closely as it can to the user's specifications" --
* if we ignore the volume and set the duration correctly, then we'll
* get one parameter "wrong" -- but if we use the volume to scale the
* duration, then we'll get both parameters "wrong"). */
void kbdLinuxBell(DevicePtr pDev, int percent,
int volume, int pitch, int duration)
{
GETPRIV;
if (duration && pitch) {
ioctl(priv->fd,
KDMKTONE,
((1193190 / pitch) & 0xffff) /* Low bits specify cycle time */
| (duration << 16)); /* High bits are duration in msec */
}
}
/** Set the LEDs. */
void kbdLinuxCtrl(DevicePtr pDev, KeybdCtrl *ctrl)
{
GETPRIV;
ioctl(priv->fd, KDSETLED, ctrl->leds & 0x07);
}
static int kbdLinuxGetFreeVTNumber(void)
{
int fd = -1;
int vtno;
int i;
const char *tty0[] = { "/dev/tty0", "/dev/vc/0", NULL };
for (i = 0; tty0[i]; i++)
if ((fd = open(tty0[i], O_WRONLY, 0)) >= 0) break;
if (fd < 0)
FATAL1("kbdLinuxGetFreeVTNumber: Cannot open tty0 (%s)\n",
strerror(errno));
if (ioctl(fd, VT_OPENQRY, &vtno) < 0 || vtno < 0)
FATAL0("kbdLinuxGetFreeVTNumber: Cannot find a free VT\n");
return vtno;
}
static int kbdLinuxOpenVT(int vtno)
{
int fd = -1;
int i;
const char *vcs[] = { "/dev/vc/%d", "/dev/tty%d", NULL };
char name[64]; /* RATS: Only used in XmuSnprintf */
for (i = 0; vcs[i]; i++) {
XmuSnprintf(name, sizeof(name), vcs[i], vtno);
if ((fd = open(name, O_RDWR | O_NONBLOCK, 0)) >= 0) break;
}
if (fd < 0)
FATAL2("kbdLinuxOpenVT: Cannot open VT %d (%s)\n",
vtno, strerror(errno));
return fd;
}
static int kbdLinuxGetCurrentVTNumber(int fd)
{
struct vt_stat vts;
if (!ioctl(fd, VT_GETSTATE, &vts)) return vts.v_active;
return -1;
}
static int kbdLinuxActivate(int fd, int vtno, int setSig);
/** Currently unused hook called prior to an VT switch. */
void kbdLinuxVTPreSwitch(pointer p)
{
}
/** Currently unused hook called after returning from a VT switch. */
void kbdLinuxVTPostSwitch(pointer p)
{
}
/** Tell the operating system to switch to \a vt. The \a switch_return
* function is called with the \a switch_return_data when the VT is
* switched back to the pre-switch VT (i.e., the user returns to the DMX
* session). */
int kbdLinuxVTSwitch(pointer p, int vt,
void (*switch_return)(pointer),
pointer switch_return_data)
{
myPrivate *priv = p;
if (priv->switched) FATAL0("kbdLinuxVTSwitch: already switched...\n");
if (priv->vtno == vt) return 0;
PRIV = priv;
priv->switched = 0; /* Will switch to 1 in handler */
priv->switch_return = switch_return;
priv->switch_return_data = switch_return_data;
kbdLinuxActivate(priv->fd, vt, 0);
return 1;
}
/* RATS: This function is only ever used to handle SIGUSR1. */
static void kbdLinuxVTSignalHandler(int sig)
{
myPrivate *priv = PRIV;
signal(sig, kbdLinuxVTSignalHandler);
if (priv) {
ioctl(priv->fd, VT_RELDISP, VT_ACKACQ);
priv->switched = !priv->switched;
LOG2("kbdLinuxVTSignalHandler: got signal %d, switched = %d\n",
sig, priv->switched);
if (!priv->switched && priv->switch_return)
priv->switch_return(priv->switch_return_data);
}
}
static int kbdLinuxActivate(int fd, int vtno, int setSig)
{
int result;
struct vt_mode VT;
SYSCALL(result = ioctl(fd, VT_ACTIVATE, vtno));
if (result) FATAL0("kbdLinuxActivate: VT_ACTIVATE failed\n");
SYSCALL(result = ioctl(fd, VT_WAITACTIVE, vtno));
if (result) FATAL0("kbdLinuxActivate: VT_WAITACTIVE failed\n");
if (setSig) {
SYSCALL(result = ioctl(fd, VT_GETMODE, &VT));
if (result < 0) FATAL0("kbdLinuxActivate: VT_GETMODE failed\n");
VT.mode = VT_PROCESS;
VT.relsig = SIGUSR1;
VT.acqsig = SIGUSR1;
if (ioctl(fd, VT_SETMODE, &VT))
FATAL0("kbdLinuxActivate: VT_SETMODE VT_PROCESS failed\n");
signal(SIGUSR1, kbdLinuxVTSignalHandler);
}
return Success;
}
static void kbdLinuxOpenConsole(DevicePtr pDev)
{
GETPRIV;
const char *msg = MESSAGE;
if (priv->fd >= 0) return;
priv->vtno = kbdLinuxGetFreeVTNumber();
priv->fd = kbdLinuxOpenVT(priv->vtno);
priv->vtcurrent = kbdLinuxGetCurrentVTNumber(priv->fd);
LOG2("kbdLinuxOpenConsole: current VT %d; using free VT %d\n",
priv->vtcurrent, priv->vtno);
kbdLinuxActivate(priv->fd, priv->vtno, 1);
ioctl(priv->fd, KDSETMODE, KD_GRAPHICS); /* To turn off gpm */
if (msg) write(priv->fd, msg, strlen(msg));
}
static void kbdLinuxCloseConsole(DevicePtr pDev)
{
GETPRIV;
struct vt_mode VT;
const char *msg = FINALMESSAGE;
if (priv->fd < 0) return;
ioctl(priv->fd, KDSETMODE, KD_TEXT);
if (msg) write(priv->fd, msg, strlen(msg));
if (ioctl(priv->fd, VT_GETMODE, &VT) != -1) {
VT.mode = VT_AUTO;
ioctl(priv->fd, VT_SETMODE, &VT);
}
LOG1("kbdLinuxCloseConsole: switching to VT %d\n", priv->vtcurrent);
if (priv->vtcurrent >= 0) kbdLinuxActivate(priv->fd, priv->vtcurrent, 0);
close(priv->fd);
priv->fd = -1;
}
/** Initialize the \a pDev as a Linux keyboard. */
void kbdLinuxInit(DevicePtr pDev)
{
GETPRIV;
if (priv->fd <= 0) kbdLinuxOpenConsole(pDev);
ioctl(priv->fd, KDGKBMODE, &priv->kbdtrans);
if (tcgetattr(priv->fd, &priv->kbdtty) < 0)
FATAL1("kbdLinuxInit: tcgetattr failed (%s)\n", strerror(errno));
}
static int kbdLinuxPrefix0Mapping(unsigned char *scanCode)
{
/* Table from xfree86/common/xf86Events.c */
switch (*scanCode) {
case KEY_KP_7: *scanCode = KEY_Home; break; /* curs home */
case KEY_KP_8: *scanCode = KEY_Up; break; /* curs up */
case KEY_KP_9: *scanCode = KEY_PgUp; break; /* curs pgup */
case KEY_KP_4: *scanCode = KEY_Left; break; /* curs left */
case KEY_KP_5: *scanCode = KEY_Begin; break; /* curs begin */
case KEY_KP_6: *scanCode = KEY_Right; break; /* curs right */
case KEY_KP_1: *scanCode = KEY_End; break; /* curs end */
case KEY_KP_2: *scanCode = KEY_Down; break; /* curs down */
case KEY_KP_3: *scanCode = KEY_PgDown; break; /* curs pgdown */
case KEY_KP_0: *scanCode = KEY_Insert; break; /* curs insert */
case KEY_KP_Decimal: *scanCode = KEY_Delete; break; /* curs delete */
case KEY_Enter: *scanCode = KEY_KP_Enter; break; /* keypad enter */
case KEY_LCtrl: *scanCode = KEY_RCtrl; break; /* right ctrl */
case KEY_KP_Multiply: *scanCode = KEY_Print; break; /* print */
case KEY_Slash: *scanCode = KEY_KP_Divide; break; /* keyp divide */
case KEY_Alt: *scanCode = KEY_AltLang; break; /* right alt */
case KEY_ScrollLock: *scanCode = KEY_Break; break; /* curs break */
case 0x5b: *scanCode = KEY_LMeta; break;
case 0x5c: *scanCode = KEY_RMeta; break;
case 0x5d: *scanCode = KEY_Menu; break;
case KEY_F3: *scanCode = KEY_F13; break;
case KEY_F4: *scanCode = KEY_F14; break;
case KEY_F5: *scanCode = KEY_F15; break;
case KEY_F6: *scanCode = KEY_F16; break;
case KEY_F7: *scanCode = KEY_F17; break;
case KEY_KP_Plus: *scanCode = KEY_KP_DEC; break;
/*
* Ignore virtual shifts (E0 2A, E0 AA, E0 36, E0 B6)
*/
case 0x2A:
case 0x36:
return 1;
default:
/*
* "Internet" keyboards are generating lots of new codes.
* Let them pass. There is little consistency between them,
* so don't bother with symbolic names at this level.
*/
scanCode += 0x78;
}
return 0;
}
static int kbdLinuxPrefixMapping(myPrivate *priv, unsigned char *scanCode)
{
int pressed = *scanCode & 0x80;
unsigned char code = *scanCode & 0x7f;
/* If we don't have a prefix, check for one */
if (!priv->prefix) {
switch (code) {
case KEY_Prefix0:
case KEY_Prefix1:
priv->prefix = code;
return 1;
}
return 0; /* No change */
}
/* We have a prefix from the last scanCode */
switch (priv->prefix) {
case KEY_Prefix0:
priv->prefix = 0;
if (kbdLinuxPrefix0Mapping(&code)) return 1; /* Skip sequence */
break;
case KEY_Prefix1:
priv->prefix = (code = KEY_LCtrl) ? KEY_LCtrl : 0;
return 1; /* Use new prefix */
case KEY_LCtrl:
priv->prefix = 0;
if (code != KEY_NumLock) return 1; /* Skip sequence*/
code = KEY_Pause;
break;
}
*scanCode = code | (pressed ? 0x80 : 0x00);
return 0; /* Use old scanCode */
}
static void kbdLinuxConvert(DevicePtr pDev,
unsigned char scanCode,
ENQUEUEPROC enqueue,
CHECKPROC checkspecial,
BLOCK block)
{
GETPRIV;
KeySymsPtr pKeySyms = &priv->pKeyboard->key->curKeySyms;
int type;
KeySym keySym = NoSymbol;
int keyCode;
int switching;
/* Do special PC/AT prefix mapping -- may change scanCode! */
if (kbdLinuxPrefixMapping(priv, &scanCode)) return;
type = (scanCode & 0x80) ? KeyRelease : KeyPress;
keyCode = (scanCode & 0x7f) + MIN_KEYCODE;
/* Handle repeats */
if (keyCode >= pKeySyms->minKeyCode && keyCode <= pKeySyms->maxKeyCode) {
keySym = pKeySyms->map[(keyCode - pKeySyms->minKeyCode)
* pKeySyms->mapWidth];
#if 0
switch (keySym) {
case XK_Num_Lock:
case XK_Scroll_Lock:
case XK_Shift_Lock:
case XK_Caps_Lock:
/* Ignore releases and all but first press */
if (kbdLinuxModIgnore(priv, &xE, keySym)) return;
if (kbdLinuxKeyDown(priv, &xE)) xE.u.u.type = KeyRelease;
else xE.u.u.type = KeyPress;
break;
}
#endif
/* If key is already down, ignore or autorepeat */
if (type == KeyPress && kbdLinuxKeyDown(priv, keyCode)) {
KbdFeedbackClassRec *feed = priv->pKeyboard->kbdfeed;
/* No auto-repeat? */
if ((feed && !feed->ctrl.autoRepeat)
|| priv->pKeyboard->key->modifierMap[keyCode]
|| (feed
&& !(feed->ctrl.autoRepeats[keyCode >> 3]
& (1 << (keyCode & 7))))) return; /* Ignore */
/* Do auto-repeat */
enqueue(pDev, KeyRelease, keyCode, keySym, NULL, block);
type = KeyPress;
}
/* If key is already up, ignore */
if (type == KeyRelease && !kbdLinuxKeyDown(priv, keyCode)) return;
}
switching = 0;
if (checkspecial && type == KeyPress)
switching = checkspecial(pDev, keySym);
if (!switching) {
if (enqueue)
enqueue(pDev, type, keyCode, keySym, NULL, block);
kbdLinuxKeyState(priv, type, keyCode); /* Update our state bitmap */
}
}
/** Read an event from the \a pDev device. If the event is a motion
* event, enqueue it with the \a motion function. Otherwise, check for
* special keys with the \a checkspecial function and enqueue the event
* with the \a enqueue function. The \a block type is passed to the
* functions so that they may block SIGIO handling as appropriate to the
* caller of this function. */
void kbdLinuxRead(DevicePtr pDev,
MOTIONPROC motion,
ENQUEUEPROC enqueue,
CHECKPROC checkspecial,
BLOCK block)
{
GETPRIV;
unsigned char buf[256]; /* RATS: Only used in length-limited call */
unsigned char *pt;
int n;
while ((n = read(priv->fd, buf, sizeof(buf))) > 0)
for (pt = buf; n; --n, ++pt)
kbdLinuxConvert(pDev, *pt, enqueue, checkspecial, block);
}
/** Turn \a pDev on (i.e., take input from \a pDev). */
int kbdLinuxOn(DevicePtr pDev)
{
GETPRIV;
struct termios nTty;
ioctl(priv->fd, KDSKBMODE, K_RAW);
nTty = priv->kbdtty;
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, B9600);
cfsetospeed(&nTty, B9600);
if (tcsetattr(priv->fd, TCSANOW, &nTty) < 0)
FATAL1("kbdLinuxOn: tcsetattr failed (%s)\n", strerror(errno));
return priv->fd;
}
/** Turn \a pDev off (i.e., stop taking input from \a pDev). */
void kbdLinuxOff(DevicePtr pDev)
{
GETPRIV;
ioctl(priv->fd, KDSKBMODE, priv->kbdtrans);
tcsetattr(priv->fd, TCSANOW, &priv->kbdtty);
kbdLinuxCloseConsole(pDev);
}
static void kbdLinuxReadKernelMapping(int fd, KeySymsPtr pKeySyms)
{
KeySym *k;
int i;
int maxkey;
static unsigned char tbl[GLYPHS_PER_KEY] = { /* RATS: Use ok */
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 00/*BP*/
k = map+GLYPHS_PER_KEY;
#else
ErrorF("kbdLinuxReadKernelMapping() is broken/no-op'd\n");
return;
#endif
maxkey = NUM_AT2LNX;
for (i = 0; i < maxkey; ++i) {
struct kbentry kbe;
int j;
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 (kbe.kb_index == 0 || ioctl(fd, 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;
case KT_DEAD:
/* KT_DEAD keys are for accelerated diacritical creation. */
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;
case KT_ASCII:
/* KT_ASCII keys accumulate a 3 digit decimal number that
* gets emitted when the shift state changes. We can't
* emulate that.
*/
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;
}
}
static void kbdLinuxGetMap(DevicePtr pDev, KeySymsPtr pKeySyms, CARD8 *pModMap)
{
GETPRIV;
KeySym *k, *mapCopy;
char type;
int i;
#if 00/*BP*/
mapCopy = xalloc(sizeof(map));
memcpy(mapCopy, map, sizeof(map));
#else
ErrorF("kbdLinuxGetMap() is broken/no-op'd\n");
return;
#endif
kbdLinuxReadKernelMapping(priv->fd, pKeySyms);
/* compute the modifier map */
for (i = 0; i < MAP_LENGTH; i++)
pModMap[i] = NoSymbol; /* make sure it is restored */
for (k = mapCopy, 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;
case XK_Kana_Lock:
case XK_Kana_Shift: pModMap[i] = KanaMask; break;
case XK_Mode_switch: pModMap[i] = AltLangMask; break;
}
}
priv->kbdType = (ioctl(priv->fd, KDGKBTYPE, &type) < 0) ? KB_101 : type;
pKeySyms->map = mapCopy; /* Must be XFree'able */
pKeySyms->mapWidth = GLYPHS_PER_KEY;
pKeySyms->minKeyCode = MIN_KEYCODE;
pKeySyms->maxKeyCode = MAX_KEYCODE;
}
/** Fill the \a info structure with information needed to initialize \a
* pDev. */
void kbdLinuxGetInfo(DevicePtr pDev, DMXLocalInitInfoPtr info)
{
info->keyboard = 1;
info->keyClass = 1;
kbdLinuxGetMap(pDev, &info->keySyms, info->modMap);
info->focusClass = 1;
info->kbdFeedbackClass = 1;
}
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