2 * Copyright (c) 2001 Edouard TISSERANT <tissered@esstin.u-nancy.fr>
3 * Parts inspired from Shane Watts <shane@bofh.asn.au> XFree86 3 Acecad Driver
4 * Thanks to Emily, from AceCad, For giving me documents.
6 * Permission is hereby granted, free of charge, to any person obtaining a
7 * copy of this software and associated documentation files (the "Software"),
8 * to deal in the Software without restriction, including without limitation
9 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
10 * and/or sell copies of the Software, and to permit persons to whom the
11 * Software is furnished to do so, subject to the following conditions:
13 * The above copyright notice and this permission notice shall be included in
14 * all copies or substantial portions of the Software.
16 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
17 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
18 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
19 * THE X CONSORTIUM BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
20 * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF
21 * OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
31 #include <xorg-server.h>
32 #include <xorgVersion.h>
33 #define XORG_VERSION_BOTCHED XORG_VERSION_NUMERIC(1,4,0,0,0)
34 #if XORG_VERSION_CURRENT >= XORG_VERSION_BOTCHED
35 #define XORG_BOTCHED_INPUT 1
37 #define XORG_BOTCHED_INPUT 0
40 /*****************************************************************************
42 ****************************************************************************/
44 #ifdef HAVE_LINUX_INPUT_H
45 #include <asm/types.h>
46 #include <linux/input.h>
61 #ifndef NEED_XF86_TYPES
62 #define NEED_XF86_TYPES
64 #include <xf86_OSproc.h>
66 #include <xf86Xinput.h>
68 #include <xf86Module.h>
74 #ifdef HAVE_LINUX_INPUT_H
76 #ifdef HAVE_SYSFS_LIBSYSFS_H
77 #include <sysfs/libsysfs.h>
82 #include <X11/Xatom.h>
83 #include <xserver-properties.h>
85 /* Previously found in xf86Xinput.h */
89 #define DBG(lvl, f) {if ((lvl) <= xf86GetVerbosity()) f;}
91 #if GET_ABI_MAJOR(ABI_XINPUT_VERSION) < 12
92 #error "XINPUT ABI 12 required."
95 /*****************************************************************************
97 ****************************************************************************/
100 /*****************************************************************************
101 * Variables without includable headers
102 ****************************************************************************/
104 /*****************************************************************************
106 ****************************************************************************/
108 /* max number of input events to read in one read call */
109 #define MAX_EVENTS 50
111 static char *default_options[] =
119 "FlowControl", "Xoff",
123 _X_EXPORT InputDriverRec ACECAD =
134 static XF86ModuleVersionInfo VersionRec =
140 XORG_VERSION_CURRENT,
141 PACKAGE_VERSION_MAJOR, PACKAGE_VERSION_MINOR, PACKAGE_VERSION_PATCHLEVEL,
149 _X_EXPORT XF86ModuleData acecadModuleData = {
155 /*****************************************************************************
156 * Function Definitions
157 ****************************************************************************/
160 SetupProc( pointer module,
165 xf86AddInputDriver(&ACECAD, module, 0);
170 TearDownProc( pointer p )
174 #ifdef HAVE_LINUX_INPUT_H
181 SYSCALL(err = ioctl(fd, EVIOCGVERSION, &version));
184 xf86MsgVerb(X_PROBED, 4, "Kernel Input driver version is %d.%d.%d\n",
185 version >> 16, (version >> 8) & 0xff, version & 0xff);
188 xf86MsgVerb(X_PROBED, 4, "No Kernel Input driver found\n");
193 /* Heavily inspired by synaptics/eventcomm.c */
195 #define DEV_INPUT_EVENT "/dev/input/event"
196 #define EV_DEV_NAME_MAXLEN 64
197 #define SET_EVENT_NUM(str, num) \
198 snprintf(str, EV_DEV_NAME_MAXLEN, "%s%d", DEV_INPUT_EVENT, num)
201 fd_query_acecad(int fd, char *ace_name) {
202 char name[256] = "Unknown";
203 int cmp_at = strlen(ace_name);
206 ioctl(fd, EVIOCGNAME(sizeof(name)), name);
208 if (xf86NameCmp(name, ace_name) == 0)
213 static char ace_name_default[7] = "acecad";
215 #ifdef HAVE_SYSFS_LIBSYSFS_H
216 static char usb_bus_name[4] = "usb";
217 static char acecad_driver_name[11] = "usb_acecad";
221 AceCadAutoDevProbe(InputInfoPtr local, int verb)
223 /* We are trying to find the right eventX device */
225 Bool have_evdev = FALSE;
227 const int max_skip = 10;
228 char *ace_name = xf86FindOptionValue(local->options, "Name");
229 char fname[EV_DEV_NAME_MAXLEN];
232 #ifdef HAVE_SYSFS_LIBSYSFS_H
233 struct sysfs_bus *usb_bus = NULL;
234 struct sysfs_driver *acecad_driver = NULL;
235 struct sysfs_device *candidate = NULL;
237 struct dlist *devs = NULL;
238 struct dlist *links = NULL;
240 xf86MsgVerb(X_INFO, verb, "%s: querying sysfs for Acecad tablets\n", local->name);
241 usb_bus = sysfs_open_bus(usb_bus_name);
243 xf86MsgVerb(X_PROBED, 4, "%s: usb bus opened\n", local->name);
244 acecad_driver = sysfs_get_bus_driver(usb_bus, acecad_driver_name);
246 xf86MsgVerb(X_PROBED, 4, "%s: usb_acecad driver opened\n", local->name);
247 devs = sysfs_get_driver_devices(acecad_driver);
249 xf86MsgVerb(X_PROBED, 4, "%s: usb_acecad devices retrieved\n", local->name);
250 dlist_for_each_data(devs, candidate, struct sysfs_device) {
251 xf86MsgVerb(X_PROBED, 4, "%s: device %s at %s\n", local->name, candidate->name, candidate->path);
252 links = sysfs_open_link_list(candidate->path);
253 dlist_for_each_data(links, link, char) {
254 if (sscanf(link, "input:event%d", &i) == 1) {
255 xf86MsgVerb(X_PROBED, 4, "%s: device %s at %s: %s\n", local->name, candidate->name, candidate->path, link);
259 sysfs_close_list(links);
260 if (i > 0) /* We found something */
264 xf86MsgVerb(X_WARNING, 4, "%s: no usb_acecad devices found\n", local->name);
266 xf86MsgVerb(X_WARNING, 4, "%s: usb_acecad driver not found\n", local->name);
268 xf86MsgVerb(X_WARNING, 4, "%s: usb bus not found\n", local->name);
269 sysfs_close_bus(usb_bus);
272 /* We found something */
273 np = SET_EVENT_NUM(fname, i);
274 if (np < 0 || np >= EV_DEV_NAME_MAXLEN) {
275 xf86MsgVerb(X_WARNING, verb, "%s: unable to manage event device %d\n", local->name, i);
280 xf86MsgVerb(X_WARNING, verb, "%s: no Acecad devices found via sysfs\n", local->name);
285 ace_name = ace_name_default;
287 xf86MsgVerb(X_INFO, verb, "%s: probing event devices for Acecad tablets\n", local->name);
292 np = SET_EVENT_NUM(fname, i);
293 if (np < 0 || np >= EV_DEV_NAME_MAXLEN) {
294 xf86MsgVerb(X_WARNING, verb, "%s: too many devices, giving up %d\n", local->name, i);
297 SYSCALL(fd = open(fname, O_RDONLY));
299 if (errno == ENOENT) {
300 if (++noent_cnt >= max_skip)
310 is_acecad = fd_query_acecad(fd, ace_name);
316 xf86MsgVerb(X_WARNING, verb, "%s: no Acecad event device found (checked %d nodes, no device name started with '%s')\n",
317 local->name, i + 1, ace_name);
319 xf86MsgVerb(X_WARNING, verb, "%s: The /dev/input/event* device nodes seem to be missing\n",
321 if (i > max_skip && !have_evdev)
322 xf86MsgVerb(X_WARNING, verb, "%s: The evdev kernel module seems to be missing\n", local->name);
326 xf86Msg(X_PROBED, "%s auto-dev sets device to %s\n",
328 xf86ReplaceStrOption(local->options, "Device", fname);
335 AceCadPreInit(InputDriverPtr drv, InputInfoPtr local, int flags)
337 AceCadPrivatePtr priv = calloc (1, sizeof(AceCadPrivateRec));
345 memset(priv, 0, sizeof(AceCadPrivateRec));
347 local->device_control = DeviceControl;
349 priv->acecadInc = xf86SetIntOption(local->options, "Increment", 0 );
351 s = xf86FindOptionValue(local->options, "Device");
352 if (!s || (s && (xf86NameCmp(s, "auto-dev") == 0))) {
353 #ifdef HAVE_LINUX_INPUT_H
354 priv->flags |= AUTODEV_FLAG;
355 if (!AceCadAutoDevProbe(local, 0))
357 xf86Msg(X_ERROR, "%s: unable to find device\n", local->name);
361 xf86Msg(X_NOT_IMPLEMENTED, "%s: device autodetection not implemented, sorry\n", local->name);
366 local->fd = xf86OpenSerial (local->options);
369 xf86Msg(X_ERROR, "%s: unable to open device\n", local->name);
372 xf86ErrorFVerb( 6, "tty port opened successfully\n" );
374 #ifdef HAVE_LINUX_INPUT_H
375 if (IsUSBLine(local->fd)) {
376 priv->flags |= USB_FLAG;
378 local->read_input = USBReadInput;
380 if (USBQueryHardware(local) != Success)
382 xf86Msg(X_ERROR, "%s: unable to query/initialize hardware (not an %s?).\n", local->name, local->type_name);
388 local->read_input = ReadInput;
391 if (xf86FindOptionValue(local->options, "ReportSpeed")) {
393 speed = xf86SetIntOption(local->options, "ReportSpeed", 85 );
401 priv->acecadReportSpeed = 'Q';
404 priv->acecadReportSpeed = 'R';
407 priv->acecadReportSpeed = 'S';
410 priv->acecadReportSpeed = 'T';
413 priv->acecadReportSpeed = 'R';
415 xf86Msg(X_ERROR, "%s: ReportSpeed value %d invalid. Possible values: 120, 85, 10, 2. Defaulting to 85\n", local->name, speed);
419 xf86Msg(msgtype, "%s report %d points/s\n", local->name, speed);
421 priv->buffer = XisbNew (local->fd, 200);
424 * Verify that hardware is attached and fuctional
426 if (QueryHardware(priv) != Success)
428 xf86Msg(X_ERROR, "%s: unable to query/initialize hardware (not an %s?).\n", local->name, local->type_name);
433 s = xf86FindOptionValue(local->options, "Mode");
434 msgtype = s ? X_CONFIG : X_DEFAULT;
435 if (!(s && (xf86NameCmp(s, "relative") == 0)))
437 priv->flags |= ABSOLUTE_FLAG;
440 xf86Msg(msgtype, "%s is in %s mode\n", local->name, (priv->flags & ABSOLUTE_FLAG) ? "absolute" : "relative");
441 DBG (9, XisbTrace (priv->buffer, 1));
443 xf86ProcessCommonOptions(local, local->options);
447 RemoveEnabledDevice (local->fd);
450 XisbFree(priv->buffer);
453 xf86CloseSerial(local->fd);
455 RemoveEnabledDevice (local->fd);
460 * If something went wrong, cleanup and return NULL
463 if ((local) && (local->fd))
464 xf86CloseSerial (local->fd);
465 if ((priv) && (priv->buffer))
466 XisbFree (priv->buffer);
470 local->private = NULL;
472 xf86DeleteInput(local, 0);
477 DeviceControl (DeviceIntPtr dev, int mode)
488 RetValue = DeviceOn(dev);
491 RetValue = DeviceOff(dev);
494 RetValue = DeviceClose(dev);
504 DeviceOn (DeviceIntPtr dev)
507 InputInfoPtr local = (InputInfoPtr) dev->public.devicePrivate;
508 AceCadPrivatePtr priv = (AceCadPrivatePtr) (local->private);
510 xf86MsgVerb(X_INFO, 4, "%s Device On\n", local->name);
512 local->fd = xf86OpenSerial(local->options);
515 xf86Msg(X_WARNING, "%s: cannot open input device %s: %s\n", local->name, xf86FindOptionValue(local->options, "Device"), strerror(errno));
516 priv->flags &= ~AVAIL_FLAG;
517 #ifdef HAVE_LINUX_INPUT_H
518 if ((priv->flags & AUTODEV_FLAG) && AceCadAutoDevProbe(local, 4))
519 local->fd = xf86OpenSerial(local->options);
524 priv->flags |= AVAIL_FLAG;
527 if (!(priv->flags & USB_FLAG)) {
528 priv->buffer = XisbNew(local->fd, 200);
531 xf86CloseSerial(local->fd);
536 /* Rets qu'a l'envoyer a la tablette */
537 sprintf(buffer, "%s%c%c%c%c", acecad_initstr, priv->acecadReportSpeed, ACECAD_INCREMENT, 32 + priv->acecadInc, (priv->flags & ABSOLUTE_FLAG)? ACECAD_ABSOLUTE: ACECAD_RELATIVE);
538 XisbWrite (priv->buffer, (unsigned char *)buffer, strlen(buffer));
541 xf86FlushInput(local->fd);
542 xf86AddEnabledDevice (local);
543 dev->public.on = TRUE;
548 DeviceOff (DeviceIntPtr dev)
550 InputInfoPtr local = (InputInfoPtr) dev->public.devicePrivate;
551 AceCadPrivatePtr priv = (AceCadPrivatePtr) (local->private);
553 xf86MsgVerb(X_INFO, 4, "%s Device Off\n", local->name);
557 RemoveEnabledDevice (local->fd);
560 XisbFree(priv->buffer);
563 xf86CloseSerial(local->fd);
567 xf86RemoveEnabledDevice (local);
568 dev->public.on = FALSE;
573 DeviceClose (DeviceIntPtr dev)
575 InputInfoPtr local = (InputInfoPtr) dev->public.devicePrivate;
577 xf86MsgVerb(X_INFO, 4, "%s Device Close\n", local->name);
583 ControlProc(DeviceIntPtr dev, PtrCtrl *ctrl)
585 InputInfoPtr local = (InputInfoPtr) dev->public.devicePrivate;
587 xf86MsgVerb(X_INFO, 4, "%s Control Proc\n", local->name);
591 DeviceInit (DeviceIntPtr dev)
594 InputInfoPtr local = (InputInfoPtr) dev->public.devicePrivate;
595 AceCadPrivatePtr priv = (AceCadPrivatePtr) (local->private);
596 unsigned char map[] = {0, 1, 2, 3};
601 btn_labels[0] = XIGetKnownProperty(BTN_LABEL_PROP_BTN_LEFT);
602 btn_labels[1] = XIGetKnownProperty(BTN_LABEL_PROP_BTN_MIDDLE);
603 btn_labels[2] = XIGetKnownProperty(BTN_LABEL_PROP_BTN_RIGHT);
605 if ((priv->flags & ABSOLUTE_FLAG))
607 axes_labels[0] = XIGetKnownProperty(AXIS_LABEL_PROP_ABS_X);
608 axes_labels[1] = XIGetKnownProperty(AXIS_LABEL_PROP_ABS_Y);
609 axes_labels[2] = XIGetKnownProperty(AXIS_LABEL_PROP_ABS_PRESSURE);
612 axes_labels[0] = XIGetKnownProperty(AXIS_LABEL_PROP_REL_X);
613 axes_labels[1] = XIGetKnownProperty(AXIS_LABEL_PROP_REL_Y);
614 axes_labels[2] = XIGetKnownProperty(AXIS_LABEL_PROP_REL_Z);
617 xf86MsgVerb(X_INFO, 4, "%s Init\n", local->name);
620 if (InitButtonClassDeviceStruct (dev, 3,
624 xf86Msg(X_ERROR, "%s: unable to allocate ButtonClassDeviceStruct\n", local->name);
628 if (InitFocusClassDeviceStruct (dev) == FALSE)
630 xf86Msg(X_ERROR, "%s: unable to allocate FocusClassDeviceStruct\n", local->name);
634 if (InitPtrFeedbackClassDeviceStruct(dev, ControlProc) == FALSE) {
635 xf86Msg(X_ERROR, "%s: unable to init ptr feedback\n", local->name);
639 history_size = xf86SetIntOption(local->options , "HistorySize", 0);
642 if (InitValuatorClassDeviceStruct (dev, 3,
645 ((priv->flags & ABSOLUTE_FLAG)? Absolute: Relative)|OutOfProximity)
648 xf86Msg(X_ERROR, "%s: unable to allocate ValuatorClassDeviceStruct\n", local->name);
654 InitValuatorAxisStruct(dev,
658 #if XORG_BOTCHED_INPUT
659 screenInfo.screens[0]->width,
661 priv->acecadMaxX, /* max val */
663 1000, /* resolution */
668 InitValuatorAxisStruct(dev,
672 #if XORG_BOTCHED_INPUT
673 screenInfo.screens[0]->height,
675 priv->acecadMaxY, /* max val */
677 1000, /* resolution */
682 InitValuatorAxisStruct(dev,
686 priv->acecadMaxZ, /* max val */
687 1000, /* resolution */
695 if (InitProximityClassDeviceStruct (dev) == FALSE)
697 xf86Msg(X_ERROR, "%s: unable to allocate ProximityClassDeviceStruct\n", local->name);
701 xf86MotionHistoryAllocate (local);
704 /* On ne peut pas calculer l'increment avant, faute d'ecran pour
705 connaitre la taille... */
707 if (priv->acecadInc > 95)
708 priv->acecadInc = 95;
709 if (priv->acecadInc < 1)
711 /* guess the best increment value given video mode */
712 rx = priv->acecadMaxX / screenInfo.screens[0]->width;
713 ry = priv->acecadMaxY / screenInfo.screens[0]->height;
715 priv->acecadInc = rx;
717 priv->acecadInc = ry;
718 if (priv->acecadInc < 1)
722 xf86Msg(X_INFO, "%s Increment: %d\n", local->name, priv->acecadInc);
728 ReadInput (InputInfoPtr local)
733 AceCadPrivatePtr priv = (AceCadPrivatePtr) (local->private);
735 /*xf86Msg(X_INFO, "ACECAD Tablet Read Input\n");*/
737 is_absolute = (priv->flags & ABSOLUTE_FLAG);
740 * set blocking to -1 on the first call because we know there is data to
741 * read. Xisb automatically clears it after one successful read so that
742 * succeeding reads are preceeded buy a select with a 0 timeout to prevent
743 * read from blocking indefinately.
745 XisbBlockDuration (priv->buffer, -1);
747 while (AceCadGetPacket (priv) == Success)
749 x = (int)priv->packet[1] | ((int)priv->packet[2] << 7);
750 y = (int)priv->packet[3] | ((int)priv->packet[4] << 7);
752 if (!(priv->flags & ABSOLUTE_FLAG))
754 x = priv->packet[0] & XSIGN_BIT? x:-x;
755 y = priv->packet[0] & YSIGN_BIT? y:-y;
759 y = priv->acecadMaxY - y ;
763 z = ((int)priv->packet[5] << 2) |
764 (((int)priv->packet[6] & 0x01) << 1) |
765 (((int)priv->packet[6] & 0x10) >> 4);
767 buttons = ((int)priv->packet[0] & 0x07) |
768 ((int)priv->packet[6] & 0x02 << 2);
770 prox = (priv->packet[0] & PROXIMITY_BIT)? 0: 1;
774 if (!(priv->acecadOldProximity))
776 /*xf86Msg(X_INFO, "ACECAD Tablet ProxIN %d %d %d\n",x, y, z);*/
777 xf86PostProximityEvent(local->dev, 1, 0, 3 , x, y, z);
780 if ((is_absolute && ((priv->acecadOldX != x) || (priv->acecadOldY != y) || (priv->acecadOldZ != z)))
781 || (!is_absolute && (x || y)))
783 if (is_absolute || priv->acecadOldProximity)
785 /*xf86Msg(X_INFO, "ACECAD Tablet Motion %d %d %d\n", x, y, z);*/
786 xf86PostMotionEvent(local->dev, is_absolute, 0, 3, x, y, z);
790 if (priv->acecadOldButtons != buttons)
792 int delta = buttons ^ priv->acecadOldButtons;
796 delta &= ~(1 << (id-1));
798 /*xf86Msg(X_INFO, "ACECAD Tablet Button %d 0x%x\n",id,(buttons&(1<<(id-1))));*/
799 xf86PostButtonEvent(local->dev, is_absolute, id, (buttons&(1<<(id-1))), 0, 3, x, y,z);
803 priv->acecadOldButtons = buttons;
804 priv->acecadOldX = x;
805 priv->acecadOldY = y;
806 priv->acecadOldZ = z;
807 priv->acecadOldProximity = prox;
811 if (priv->acecadOldProximity)
813 /*xf86Msg(X_INFO, "ACECAD Tablet ProxOUT %d %d %d\n",x, y, z);*/
814 xf86PostProximityEvent(local->dev, 0, 0, 3, x,y,z);
816 priv->acecadOldProximity = 0;
819 /*xf86Msg(X_INFO, "ACECAD Tablet Sortie Read Input\n");*/
822 #ifdef HAVE_LINUX_INPUT_H
823 #define set_bit(byte,nb,bit) (bit ? byte | (1<<nb) : byte & (~(1<<nb)))
825 USBReadInput (InputInfoPtr local)
828 struct input_event * event;
829 char eventbuf[sizeof(struct input_event) * MAX_EVENTS];
830 AceCadPrivatePtr priv = (AceCadPrivatePtr) (local->private);
831 int x = priv->acecadOldX;
832 int y = priv->acecadOldY;
833 int z = priv->acecadOldZ;
834 int report_x = 0, report_y = 0;
835 int prox = priv->acecadOldProximity;
836 int buttons = priv->acecadOldButtons;
837 /* Is autodev active? */
838 int autodev = priv->flags & AUTODEV_FLAG;
839 /* Was the device available last time we checked? */
840 int avail = priv->flags & AVAIL_FLAG;
842 SYSCALL(len = xf86ReadSerial(local->fd, eventbuf, sizeof(eventbuf)));
846 xf86Msg(X_ERROR, "%s: error reading device %s: %s\n", local->name, xf86FindOptionValue(local->options, "Device"), strerror(errno));
849 priv->flags &= ~AVAIL_FLAG;
851 if (AceCadAutoDevProbe(local, 4)) {
852 DeviceOff(local->dev);
853 DeviceOn(local->dev);
860 /* If the device wasn't available last time we checked */
861 xf86Msg(X_INFO, "%s: device %s is available again\n", local->name, xf86FindOptionValue(local->options, "Device"));
862 priv->flags |= AVAIL_FLAG;
866 for (event = (struct input_event *)eventbuf;
867 event < (struct input_event *)(eventbuf+len); event++) {
869 switch (event->type) {
870 case EV_SYN: /* 2.6.x */
871 if (event->code != SYN_REPORT)
872 xf86Msg(X_ERROR, "%s: unknown EV_SYN code %d\n", local->name, event->code);
875 switch (event->code) {
895 switch (event->code) {
901 buttons = set_bit(buttons,0,event->value);
905 buttons = set_bit(buttons,1,event->value);
909 buttons = set_bit(buttons,2,event->value);
914 xf86Msg(X_ERROR, "%s: unknown event type/code %d/%d\n", local->name, event->type, event->code);
915 } /* switch event->type */
917 /* Linux Kernel 2.6.x sends EV_SYN/SYN_REPORT as an event terminator,
918 * whereas 2.4.x sends EV_ABS/ABS_MISC. We have to support both.
920 if (!( (event->type == EV_SYN && event->code == SYN_REPORT) ||
921 (event->type == EV_ABS && event->code == ABS_MISC)
928 #if XORG_BOTCHED_INPUT
929 ConvertProc(local, 0, 3, x, y, 0, 0, 0, 0, &report_x, &report_y);
934 if (!(priv->acecadOldProximity))
936 xf86PostProximityEvent(local->dev, 1, 0, 3 , report_x, report_y, z);
940 xf86PostMotionEvent(local->dev, 1, 0, 3, report_x, report_y, z);
942 if (priv->acecadOldButtons != buttons)
944 int delta = buttons ^ priv->acecadOldButtons;
948 delta &= ~(1 << (id-1));
950 xf86PostButtonEvent(local->dev, 1, id, (buttons&(1<<(id-1))), 0, 3, report_x, report_y, z);
956 if (priv->acecadOldProximity)
958 xf86PostProximityEvent(local->dev, 0, 0, 3, report_x, report_y, z);
960 priv->acecadOldProximity = 0;
963 priv->acecadOldButtons = buttons;
964 priv->acecadOldX = x;
965 priv->acecadOldY = y;
966 priv->acecadOldZ = z;
967 priv->acecadOldProximity = prox;
969 /*xf86Msg(X_INFO, "ACECAD Tablet Sortie Read Input\n");*/
974 * The ConvertProc function may need to be tailored for your device.
975 * This function converts the device's valuator outputs to x and y coordinates
976 * to simulate mouse events.
979 ConvertProc (InputInfoPtr local, int first, int num,
980 int v0, int v1, int v2, int v3, int v4, int v5,
983 AceCadPrivatePtr priv = (AceCadPrivatePtr)(local->private);
985 /* TODO: should have a structure to hold which screen the
986 * pointer is attached to? */
987 // xf86Msg(X_INFO, "%s: coordinate conversion in : %d, %d\n", local->name, v0, v1);
988 *x = v0 * screenInfo.screens[0]->width / priv->acecadMaxX;
989 *y = v1 * screenInfo.screens[0]->height / priv->acecadMaxY;
990 // xf86Msg(X_INFO, "%s: coordinate conversion out: %d, %d\n", local->name, *x, *y);
995 #define WriteString(str)\
996 XisbWrite (priv->buffer, (unsigned char *)(str), strlen(str))
1000 QueryHardware (AceCadPrivatePtr priv)
1009 /* Prompt Mode in order to not be disturbed */
1010 WriteString(ACECAD_PROMPT_MODE);
1013 while (XisbRead(priv->buffer) >= 0);
1015 /* Ask for Config packet*/
1016 WriteString(ACECAD_CONFIG);
1018 /* Read the packet */
1019 XisbBlockDuration (priv->buffer, 1000000);
1022 /*xf86Msg(X_CONFIG, "ACECAD Tablet init envoyé \n");*/
1024 if ((AceCadGetPacket (priv) == Success))
1026 priv->acecadMaxX = (int)priv->packet[1] + ((int)priv->packet[2] << 7);
1027 priv->acecadMaxY = (int)priv->packet[3] + ((int)priv->packet[4] << 7);
1028 priv->acecadMaxZ = 512;
1029 xf86Msg(X_PROBED, "ACECAD Tablet MaxX:%d MaxY:%d\n", priv->acecadMaxX, priv->acecadMaxY);
1034 /*xf86Msg(X_INFO, "ACECAD Tablet query hardware fini \n");*/
1038 #define BITS_PER_LONG (sizeof(long) * 8)
1039 #define NBITS(x) ((((x)-1)/BITS_PER_LONG)+1)
1040 #define test_bit(bit, array) ((array[LONG(bit)] >> OFF(bit)) & 1)
1041 #define OFF(x) ((x)%BITS_PER_LONG)
1042 #define LONG(x) ((x)/BITS_PER_LONG)
1044 #ifdef HAVE_LINUX_INPUT_H
1046 USBQueryHardware (InputInfoPtr local)
1048 AceCadPrivatePtr priv = (AceCadPrivatePtr) local->private;
1049 unsigned long bit[EV_MAX][NBITS(KEY_MAX)];
1052 char name[256] = "Unknown";
1054 ioctl(local->fd, EVIOCGNAME(sizeof(name)), name);
1055 xf86MsgVerb(X_PROBED, 4, "Kernel Input device name: \"%s\"\n", name);
1057 memset(bit, 0, sizeof(bit));
1058 ioctl(local->fd, EVIOCGBIT(0, EV_MAX), bit[0]);
1060 for (i = 0; i < EV_MAX; i++)
1061 if (test_bit(i, bit[0])) {
1062 ioctl(local->fd, EVIOCGBIT(i, KEY_MAX), bit[i]);
1063 for (j = 0; j < KEY_MAX; j++)
1064 if (test_bit(j, bit[i])) {
1066 ioctl(local->fd, EVIOCGABS(j), abs);
1069 priv->acecadMaxX = abs[2];
1073 priv->acecadMaxY = abs[2];
1077 priv->acecadMaxZ = abs[2];
1084 xf86Msg(X_PROBED, "ACECAD Tablet MaxX:%d MaxY:%d MaxZ:%d\n", priv->acecadMaxX, priv->acecadMaxY, priv->acecadMaxZ);
1090 NewPacket (AceCadPrivatePtr priv)
1096 AceCadGetPacket (AceCadPrivatePtr priv)
1101 while((c = XisbRead(priv->buffer)) >= 0 )
1105 * fail after 500 bytes so the server doesn't hang forever if a
1106 * device sends bad data.
1114 if (c & PHASING_BIT)
1118 /*xf86Msg(X_CONFIG, "Push %2.2x\n",(char) c);*/
1119 XisbBlockDuration (priv->buffer, 10000);
1120 priv->packet[priv->packeti++] = c;
1121 count = ACECAD_PACKET_SIZE - 1;
1122 while (count-- && (c = XisbRead(priv->buffer)) >= 0)
1124 /*xf86Msg(X_INFO, "Push %2.2x\n",(char) c);*/
1125 priv->packet[priv->packeti++] = c;
1127 XisbBlockDuration (priv->buffer, 0);