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
26 /* $XFree86: xc/programs/Xserver/hw/xfree86/input/acecad/acecad.c,v 1.4 2003/10/30 00:40:45 dawes Exp $ */
31 /*****************************************************************************
33 ****************************************************************************/
36 #include <asm/types.h>
37 #include <linux/input.h>
52 #ifndef NEED_XF86_TYPES
53 #define NEED_XF86_TYPES
55 #include <xf86_OSproc.h>
57 #include <xf86Xinput.h>
59 #include <xf86Module.h>
68 #include <sysfs/libsysfs.h>
73 /*****************************************************************************
75 ****************************************************************************/
78 /*****************************************************************************
79 * Variables without includable headers
80 ****************************************************************************/
82 /*****************************************************************************
84 ****************************************************************************/
87 #define read(a,b,c) xf86ReadSerial((a),(b),(c))
89 /* max number of input events to read in one read call */
92 _X_EXPORT InputDriverRec ACECAD =
104 static XF86ModuleVersionInfo VersionRec =
110 XORG_VERSION_CURRENT,
111 PACKAGE_VERSION_MAJOR, PACKAGE_VERSION_MINOR, PACKAGE_VERSION_PATCHLEVEL,
119 _X_EXPORT XF86ModuleData acecadModuleData = {
125 /*****************************************************************************
126 * Function Definitions
127 ****************************************************************************/
130 SetupProc( pointer module,
135 xf86AddInputDriver(&ACECAD, module, 0);
140 TearDownProc( pointer p )
143 LocalDevicePtr local = (LocalDevicePtr) p;
144 AceCadPrivatePtr priv = (AceCadPrivatePtr) local->private;
146 DeviceOff (local->dev);
148 xf86CloseSerial (local->fd);
149 XisbFree (priv->buffer);
157 static const char *default_options[] =
165 "FlowControl", "Xoff",
176 SYSCALL(err = ioctl(fd, EVIOCGVERSION, &version));
179 xf86MsgVerb(X_PROBED, 4, "Kernel Input driver version is %d.%d.%d\n",
180 version >> 16, (version >> 8) & 0xff, version & 0xff);
183 xf86MsgVerb(X_PROBED, 4, "No Kernel Input driver found\n");
188 /* Heavily inspired by synpatics/eventcomm.c */
190 #define DEV_INPUT_EVENT "/dev/input/event"
191 #define EV_DEV_NAME_MAXLEN 64
192 #define SET_EVENT_NUM(str, num) \
193 snprintf(str, EV_DEV_NAME_MAXLEN, "%s%d", DEV_INPUT_EVENT, num)
196 fd_query_acecad(int fd, char *ace_name) {
197 char name[256] = "Unknown";
198 int cmp_at = strlen(ace_name);
201 ioctl(fd, EVIOCGNAME(sizeof(name)), name);
203 if (xf86NameCmp(name, ace_name) == 0)
208 static char ace_name_default[7] = "acecad";
211 static char usb_bus_name[4] = "usb";
212 static char acecad_driver_name[11] = "usb_acecad";
216 AceCadAutoDevProbe(LocalDevicePtr local, int verb)
218 /* We are trying to find the right eventX device */
220 Bool have_evdev = FALSE;
222 const int max_skip = 10;
223 char *ace_name = xf86FindOptionValue(local->options, "Name");
224 char fname[EV_DEV_NAME_MAXLEN];
228 struct sysfs_bus *usb_bus = NULL;
229 struct sysfs_driver *acecad_driver = NULL;
230 struct sysfs_device *candidate = NULL;
232 struct dlist *devs = NULL;
233 struct dlist *links = NULL;
234 unsigned int major = 0, minor = 0;
235 void *libsysfs = NULL;
237 if (libsysfs = dlopen("libsysfs.so", RTLD_NOW | RTLD_GLOBAL)) {
238 xf86MsgVerb(X_INFO, verb, "%s: querying sysfs for Acecad tablets\n", local->name);
239 usb_bus = sysfs_open_bus(usb_bus_name);
241 xf86MsgVerb(X_PROBED, 4, "%s: usb bus opened\n", local->name);
242 acecad_driver = sysfs_get_bus_driver(usb_bus, acecad_driver_name);
244 xf86MsgVerb(X_PROBED, 4, "%s: usb_acecad driver opened\n", local->name);
245 devs = sysfs_get_driver_devices(acecad_driver);
247 xf86MsgVerb(X_PROBED, 4, "%s: usb_acecad devices retrieved\n", local->name);
248 dlist_for_each_data(devs, candidate, struct sysfs_device) {
249 xf86MsgVerb(X_PROBED, 4, "%s: device %s at %s\n", local->name, candidate->name, candidate->path);
250 links = sysfs_open_link_list(candidate->path);
251 dlist_for_each_data(links, link, char) {
252 if (sscanf(link, "input:event%d", &i) == 1) {
253 xf86MsgVerb(X_PROBED, 4, "%s: device %s at %s: %s\n", local->name, candidate->name, candidate->path, link);
257 sysfs_close_list(links);
258 if (i > 0) /* We found something */
262 xf86MsgVerb(X_WARNING, 4, "%s: no usb_acecad devices found\n", local->name);
264 xf86MsgVerb(X_WARNING, 4, "%s: usb_acecad driver not found\n", local->name);
266 xf86MsgVerb(X_WARNING, 4, "%s: usb bus not found\n", local->name);
267 sysfs_close_bus(usb_bus);
271 /* We found something */
272 np = SET_EVENT_NUM(fname, i);
273 if (np < 0 || np >= EV_DEV_NAME_MAXLEN) {
274 xf86MsgVerb(X_WARNING, verb, "%s: unable to manage event device %d\n", local->name, i);
276 xf86Msg(X_PROBED, "%s auto-dev sets device to %s\n",
278 xf86ReplaceStrOption(local->options, "Device", fname);
282 xf86MsgVerb(X_WARNING, verb, "%s: no Acecad devices found via sysfs\n", local->name);
284 xf86MsgVerb(X_WARNING, 4, "%s: libsysfs not found\n", local->name);
289 ace_name = ace_name_default;
291 xf86MsgVerb(X_INFO, verb, "%s: probing event devices for Acecad tablets\n", local->name);
296 np = SET_EVENT_NUM(fname, i);
297 if (np < 0 || np >= EV_DEV_NAME_MAXLEN) {
298 xf86MsgVerb(X_WARNING, verb, "%s: too many devices, giving up %d\n", local->name, i);
301 SYSCALL(fd = open(fname, O_RDONLY));
303 if (errno == ENOENT) {
304 if (++noent_cnt >= max_skip)
314 is_acecad = fd_query_acecad(fd, ace_name);
317 xf86Msg(X_PROBED, "%s auto-dev sets device to %s\n",
319 xf86ReplaceStrOption(local->options, "Device", fname);
323 xf86MsgVerb(X_WARNING, verb, "%s: no Acecad event device found (checked %d nodes, no device name started with '%s')\n",
324 local->name, i + 1, ace_name);
326 xf86MsgVerb(X_WARNING, verb, "%s: The /dev/input/event* device nodes seem to be missing\n",
328 if (i > max_skip && !have_evdev)
329 xf86MsgVerb(X_WARNING, verb, "%s: The evdev kernel module seems to be missing\n", local->name);
336 AceCadPreInit(InputDriverPtr drv, IDevPtr dev, int flags)
338 LocalDevicePtr local = xf86AllocateInput(drv, 0);
339 AceCadPrivatePtr priv = xcalloc (1, sizeof (AceCadPrivateRec));
344 if ((!local) || (!priv))
347 memset(priv,0,sizeof (AceCadPrivateRec));
349 local->name = dev->identifier;
350 local->type_name = "ACECAD Tablet";
351 local->flags = XI86_POINTER_CAPABLE | XI86_SEND_DRAG_EVENTS;
352 local->motion_history_proc = xf86GetMotionEvents;
353 local->control_proc = NULL;
354 local->close_proc = CloseProc;
355 local->switch_mode = NULL;
356 local->conversion_proc = ConvertProc;
357 local->reverse_conversion_proc = ReverseConvertProc;
359 local->private = priv;
360 local->private_flags = 0;
361 local->conf_idev = dev;
362 local->device_control = DeviceControl;
363 /*local->always_core_feedback = 0;*/
365 xf86CollectInputOptions(local, default_options, NULL);
367 xf86OptionListReport(local->options);
369 priv->acecadInc = xf86SetIntOption(local->options, "Increment", 0 );
370 priv->flags &= ~ AUTODEV_FLAG;
372 s = xf86FindOptionValue(local->options, "Device");
373 if (!s || (s && (xf86NameCmp(s, "auto-dev") == 0))) {
375 priv->flags |= AUTODEV_FLAG;
376 if (!AceCadAutoDevProbe(local, 0))
378 xf86Msg(X_ERROR, "%s: unable to find device\n", local->name);
382 xf86Msg(X_NOT_IMPLEMENTED, "%s: device autodetection not implemented, sorry\n", local->name);
387 local->fd = xf86OpenSerial (local->options);
390 xf86Msg(X_ERROR, "%s: unable to open device\n", local->name);
393 xf86ErrorFVerb( 6, "tty port opened successfully\n" );
396 if(IsUSBLine(local->fd)){
397 priv->flags |= USB_FLAG;
399 local->read_input = USBReadInput;
401 if (USBQueryHardware(local) != Success)
403 xf86Msg(X_ERROR, "%s: unable to query/initialize hardware (not an %s?).\n", local->name, local->type_name);
409 priv->flags &= ~USB_FLAG;
411 local->read_input = ReadInput;
414 if (xf86FindOptionValue(local->options, "ReportSpeed")) {
416 speed = xf86SetIntOption(local->options, "ReportSpeed", 85 );
424 priv->acecadReportSpeed = 'Q';
427 priv->acecadReportSpeed = 'R';
430 priv->acecadReportSpeed = 'S';
433 priv->acecadReportSpeed = 'T';
436 priv->acecadReportSpeed = 'R';
438 xf86Msg(X_ERROR, "%s: ReportSpeed value %d invalid. Possible values: 120, 85, 10, 2. Defaulting to 85\n", local->name, speed);
442 xf86Msg(msgtype, "%s report %d points/s\n", local->name, speed);
444 priv->buffer = XisbNew (local->fd, 200);
447 * Verify that hardware is attached and fuctional
449 if (QueryHardware(priv) != Success)
451 xf86Msg(X_ERROR, "%s: unable to query/initialize hardware (not an %s?).\n", local->name, local->type_name);
456 s = xf86FindOptionValue(local->options, "Mode");
457 msgtype = s ? X_CONFIG : X_DEFAULT;
458 if (s && (xf86NameCmp(s, "Relative") == 0))
460 priv->flags = priv->flags & ~ABSOLUTE_FLAG;
464 priv->flags = priv->flags | ABSOLUTE_FLAG;
467 xf86Msg(msgtype, "%s is in %s mode\n", local->name, (priv->flags & ABSOLUTE_FLAG) ? "absolute" : "relative");
468 DBG (9, XisbTrace (priv->buffer, 1));
470 local->history_size = xf86SetIntOption(local->options , "HistorySize", 0);
472 xf86ProcessCommonOptions(local, local->options);
474 local->flags |= XI86_CONFIGURED;
478 RemoveEnabledDevice (local->fd);
481 XisbFree(priv->buffer);
484 xf86CloseSerial(local->fd);
486 RemoveEnabledDevice (local->fd);
491 * If something went wrong, cleanup and return NULL
494 if ((local) && (local->fd))
495 xf86CloseSerial (local->fd);
496 if ((priv) && (priv->buffer))
497 XisbFree (priv->buffer);
504 DeviceControl (DeviceIntPtr dev, int mode)
515 RetValue = DeviceOn(dev);
518 RetValue = DeviceOff(dev);
521 RetValue = DeviceClose(dev);
531 DeviceOn (DeviceIntPtr dev)
534 LocalDevicePtr local = (LocalDevicePtr) dev->public.devicePrivate;
535 AceCadPrivatePtr priv = (AceCadPrivatePtr) (local->private);
537 xf86MsgVerb(X_INFO, 4, "%s Device On\n", local->name);
539 local->fd = xf86OpenSerial(local->options);
542 xf86Msg(X_WARNING, "%s: cannot open input device %s\n", local->name, xf86FindOptionValue(local->options, "Device"));
544 if ((priv->flags & AUTODEV_FLAG) && AceCadAutoDevProbe(local, 4))
545 local->fd = xf86OpenSerial(local->options);
552 if (!(priv->flags & USB_FLAG)) {
553 priv->buffer = XisbNew(local->fd, 200);
556 xf86CloseSerial(local->fd);
561 /* Rets qu'a l'envoyer a la tablette */
562 sprintf(buffer, "%s%c%c%c%c", acecad_initstr, priv->acecadReportSpeed, ACECAD_INCREMENT, 32 + priv->acecadInc, (priv->flags & ABSOLUTE_FLAG)? ACECAD_ABSOLUTE: ACECAD_RELATIVE);
563 XisbWrite (priv->buffer, (unsigned char *)buffer, strlen(buffer));
566 xf86FlushInput(local->fd);
567 xf86AddEnabledDevice (local);
568 dev->public.on = TRUE;
573 DeviceOff (DeviceIntPtr dev)
575 LocalDevicePtr local = (LocalDevicePtr) dev->public.devicePrivate;
576 AceCadPrivatePtr priv = (AceCadPrivatePtr) (local->private);
578 xf86MsgVerb(X_INFO, 4, "%s Device Off\n", local->name);
582 RemoveEnabledDevice (local->fd);
585 XisbFree(priv->buffer);
588 xf86CloseSerial(local->fd);
592 xf86RemoveEnabledDevice (local);
593 dev->public.on = FALSE;
598 DeviceClose (DeviceIntPtr dev)
600 LocalDevicePtr local = (LocalDevicePtr) dev->public.devicePrivate;
602 xf86MsgVerb(X_INFO, 4, "%s Device Close\n", local->name);
608 ControlProc(DeviceIntPtr dev, PtrCtrl *ctrl)
610 LocalDevicePtr local = (LocalDevicePtr) dev->public.devicePrivate;
612 xf86MsgVerb(X_INFO, 4, "%s Control Proc\n", local->name);
616 DeviceInit (DeviceIntPtr dev)
619 LocalDevicePtr local = (LocalDevicePtr) dev->public.devicePrivate;
620 AceCadPrivatePtr priv = (AceCadPrivatePtr) (local->private);
621 unsigned char map[] =
624 xf86MsgVerb(X_INFO, 4, "%s Init\n", local->name);
627 if (InitButtonClassDeviceStruct (dev, 3, map) == FALSE)
629 xf86Msg(X_ERROR, "%s: unable to allocate ButtonClassDeviceStruct\n", local->name);
633 if (InitFocusClassDeviceStruct (dev) == FALSE)
635 xf86Msg(X_ERROR, "%s: unable to allocate FocusClassDeviceStruct\n", local->name);
639 if (InitPtrFeedbackClassDeviceStruct(dev, ControlProc) == FALSE) {
640 xf86Msg(X_ERROR, "%s: unable to init ptr feedback\n", local->name);
646 if (InitValuatorClassDeviceStruct (dev, 3, xf86GetMotionEvents,
648 ((priv->flags & ABSOLUTE_FLAG)? Absolute: Relative)|OutOfProximity)
651 xf86Msg(X_ERROR, "%s: unable to allocate ValuatorClassDeviceStruct\n", local->name);
657 InitValuatorAxisStruct(dev,
660 priv->acecadMaxX, /* max val */
661 1000, /* resolution */
664 InitValuatorAxisStruct(dev,
667 priv->acecadMaxY, /* max val */
668 1000, /* resolution */
671 InitValuatorAxisStruct(dev,
674 priv->acecadMaxZ, /* max val */
675 1000, /* resolution */
681 if (InitProximityClassDeviceStruct (dev) == FALSE)
683 xf86Msg(X_ERROR, "%s: unable to allocate ProximityClassDeviceStruct\n", local->name);
687 xf86MotionHistoryAllocate (local);
690 /* On ne peut pas calculer l'increment avant, faute d'ecran pour
691 connaitre la taille... */
693 if (priv->acecadInc > 95)
694 priv->acecadInc = 95;
695 if (priv->acecadInc < 1)
697 /* guess the best increment value given video mode */
698 rx = priv->acecadMaxX / screenInfo.screens[0]->width;
699 ry = priv->acecadMaxY / screenInfo.screens[0]->height;
701 priv->acecadInc = rx;
703 priv->acecadInc = ry;
704 if (priv->acecadInc < 1)
708 xf86Msg(X_INFO, "%s Increment: %d\n", local->name, priv->acecadInc);
714 ReadInput (LocalDevicePtr local)
718 int is_core_pointer, is_absolute;
719 AceCadPrivatePtr priv = (AceCadPrivatePtr) (local->private);
721 /*xf86Msg(X_INFO, "ACECAD Tablet Read Input\n");*/
723 is_absolute = (priv->flags & ABSOLUTE_FLAG);
724 is_core_pointer = xf86IsCorePointer(local->dev);
727 * set blocking to -1 on the first call because we know there is data to
728 * read. Xisb automatically clears it after one successful read so that
729 * succeeding reads are preceeded buy a select with a 0 timeout to prevent
730 * read from blocking indefinately.
732 XisbBlockDuration (priv->buffer, -1);
734 while (AceCadGetPacket (priv) == Success)
736 x = (int)priv->packet[1] | ((int)priv->packet[2] << 7);
737 y = (int)priv->packet[3] | ((int)priv->packet[4] << 7);
739 if (!(priv->flags & ABSOLUTE_FLAG))
741 x = priv->packet[0] & XSIGN_BIT? x:-x;
742 y = priv->packet[0] & YSIGN_BIT? y:-y;
746 y = priv->acecadMaxY - y ;
750 z = ((int)priv->packet[5] << 2) |
751 (((int)priv->packet[6] & 0x01) << 1) |
752 (((int)priv->packet[6] & 0x10) >> 4);
754 buttons = ((int)priv->packet[0] & 0x07) |
755 ((int)priv->packet[6] & 0x02 << 2);
757 prox = (priv->packet[0] & PROXIMITY_BIT)? 0: 1;
761 if (!(priv->acecadOldProximity))
762 if (!is_core_pointer)
764 /*xf86Msg(X_INFO, "ACECAD Tablet ProxIN %d %d %d\n",x, y, z);*/
765 xf86PostProximityEvent(local->dev, 1, 0, 3 , x, y, z);
768 if ((is_absolute && ((priv->acecadOldX != x) || (priv->acecadOldY != y) || (priv->acecadOldZ != z)))
769 || (!is_absolute && (x || y)))
771 if (is_absolute || priv->acecadOldProximity)
773 /*xf86Msg(X_INFO, "ACECAD Tablet Motion %d %d %d\n", x, y, z);*/
774 xf86PostMotionEvent(local->dev, is_absolute, 0, 3, x, y, z);
778 if (priv->acecadOldButtons != buttons)
780 int delta = buttons ^ priv->acecadOldButtons;
784 delta &= ~(1 << (id-1));
786 /*xf86Msg(X_INFO, "ACECAD Tablet Button %d 0x%x\n",id,(buttons&(1<<(id-1))));*/
787 xf86PostButtonEvent(local->dev, is_absolute, id, (buttons&(1<<(id-1))), 0, 3, x, y,z);
791 priv->acecadOldButtons = buttons;
792 priv->acecadOldX = x;
793 priv->acecadOldY = y;
794 priv->acecadOldZ = z;
795 priv->acecadOldProximity = prox;
799 if (!is_core_pointer)
800 if (priv->acecadOldProximity)
802 /*xf86Msg(X_INFO, "ACECAD Tablet ProxOUT %d %d %d\n",x, y, z);*/
803 xf86PostProximityEvent(local->dev, 0, 0, 3, x,y,z);
805 priv->acecadOldProximity = 0;
808 /*xf86Msg(X_INFO, "ACECAD Tablet Sortie Read Input\n");*/
812 #define set_bit(byte,nb,bit) (bit ? byte | (1<<nb) : byte & (~(1<<nb)))
814 USBReadInput (LocalDevicePtr local)
817 struct input_event * event;
818 char eventbuf[sizeof(struct input_event) * MAX_EVENTS];
819 AceCadPrivatePtr priv = (AceCadPrivatePtr) (local->private);
820 int x = priv->acecadOldX;
821 int y = priv->acecadOldY;
822 int z = priv->acecadOldZ;
823 int prox = priv->acecadOldProximity;
824 int buttons = priv->acecadOldButtons;
827 is_core_pointer = xf86IsCorePointer(local->dev);
829 SYSCALL(len = read(local->fd, eventbuf, sizeof(eventbuf)));
832 xf86Msg(X_ERROR, "%s: error reading device: %s\n", local->name, strerror(errno));
833 if (NOTAVAIL && (priv->flags & AUTODEV_FLAG) && AceCadAutoDevProbe(local, 4)) {
834 DeviceOff(local->dev);
835 DeviceOn(local->dev);
840 for (event = (struct input_event *)eventbuf;
841 event < (struct input_event *)(eventbuf+len); event++) {
843 switch (event->type) {
844 case EV_SYN: /* 2.6.x */
845 if (event->code != SYN_REPORT)
846 xf86Msg(X_ERROR, "%s: unknown EV_SYN code %d\n", local->name, event->code);
849 switch (event->code) {
869 switch (event->code) {
875 buttons = set_bit(buttons,0,event->value);
879 buttons = set_bit(buttons,1,event->value);
883 buttons = set_bit(buttons,2,event->value);
888 xf86Msg(X_ERROR, "%s: unknown event type/code %d/%d\n", local->name, event->type, event->code);
889 } /* switch event->type */
891 /* Linux Kernel 2.6.x sends EV_SYN/SYN_REPORT as an event terminator,
892 * whereas 2.4.x sends EV_ABS/ABS_MISC. We have to support both.
894 if (!( (event->type == EV_SYN && event->code == SYN_REPORT) ||
895 (event->type == EV_ABS && event->code == ABS_MISC)
902 if (!(priv->acecadOldProximity))
903 if (!is_core_pointer)
905 xf86PostProximityEvent(local->dev, 1, 0, 3 , x, y, z);
909 xf86PostMotionEvent(local->dev, 1, 0, 3, x, y, z);
911 if (priv->acecadOldButtons != buttons)
913 int delta = buttons ^ priv->acecadOldButtons;
917 delta &= ~(1 << (id-1));
919 xf86PostButtonEvent(local->dev, 1, id, (buttons&(1<<(id-1))), 0, 3, x, y,z);
925 if (!is_core_pointer)
926 if (priv->acecadOldProximity)
928 xf86PostProximityEvent(local->dev, 0, 0, 3, x,y,z);
930 priv->acecadOldProximity = 0;
933 priv->acecadOldButtons = buttons;
934 priv->acecadOldX = x;
935 priv->acecadOldY = y;
936 priv->acecadOldZ = z;
937 priv->acecadOldProximity = prox;
939 /*xf86Msg(X_INFO, "ACECAD Tablet Sortie Read Input\n");*/
944 CloseProc (LocalDevicePtr local)
949 * The ConvertProc function may need to be tailored for your device.
950 * This function converts the device's valuator outputs to x and y coordinates
951 * to simulate mouse events.
954 ConvertProc (LocalDevicePtr local, int first, int num,
955 int v0, int v1, int v2, int v3, int v4, int v5,
958 AceCadPrivatePtr priv = (AceCadPrivatePtr)(local->private);
960 *x = v0 * screenInfo.screens[0]->width / priv->acecadMaxX;
961 *y = v1 * screenInfo.screens[0]->height / priv->acecadMaxY;
967 ReverseConvertProc (LocalDevicePtr local,
971 AceCadPrivatePtr priv = (AceCadPrivatePtr)(local->private);
973 valuators[0] = x * priv->acecadMaxX / screenInfo.screens[0]->width;
974 valuators[1] = y * priv->acecadMaxY / screenInfo.screens[0]->height;
980 #define WriteString(str)\
981 XisbWrite (priv->buffer, (unsigned char *)(str), strlen(str))
985 QueryHardware (AceCadPrivatePtr priv)
994 /* Prompt Mode in order to not be disturbed */
995 WriteString(ACECAD_PROMPT_MODE);
998 while (XisbRead(priv->buffer) >= 0);
1000 /* Ask for Config packet*/
1001 WriteString(ACECAD_CONFIG);
1003 /* Read the packet */
1004 XisbBlockDuration (priv->buffer, 1000000);
1007 /*xf86Msg(X_CONFIG, "ACECAD Tablet init envoyé \n");*/
1009 if ((AceCadGetPacket (priv) == Success))
1011 priv->acecadMaxX = (int)priv->packet[1] + ((int)priv->packet[2] << 7);
1012 priv->acecadMaxY = (int)priv->packet[3] + ((int)priv->packet[4] << 7);
1013 priv->acecadMaxZ = 512;
1014 xf86Msg(X_PROBED, "ACECAD Tablet MaxX:%d MaxY:%d\n", priv->acecadMaxX, priv->acecadMaxY);
1019 /*xf86Msg(X_INFO, "ACECAD Tablet query hardware fini \n");*/
1023 #define BITS_PER_LONG (sizeof(long) * 8)
1024 #define NBITS(x) ((((x)-1)/BITS_PER_LONG)+1)
1025 #define test_bit(bit, array) ((array[LONG(bit)] >> OFF(bit)) & 1)
1026 #define OFF(x) ((x)%BITS_PER_LONG)
1027 #define LONG(x) ((x)/BITS_PER_LONG)
1031 USBQueryHardware (LocalDevicePtr local)
1033 AceCadPrivatePtr priv = (AceCadPrivatePtr) local->private;
1034 unsigned long bit[EV_MAX][NBITS(KEY_MAX)];
1037 char name[256] = "Unknown";
1039 ioctl(local->fd, EVIOCGNAME(sizeof(name)), name);
1040 xf86MsgVerb(X_PROBED, 4, "Kernel Input device name: \"%s\"\n", name);
1042 memset(bit, 0, sizeof(bit));
1043 ioctl(local->fd, EVIOCGBIT(0, EV_MAX), bit[0]);
1045 for (i = 0; i < EV_MAX; i++)
1046 if (test_bit(i, bit[0])) {
1047 ioctl(local->fd, EVIOCGBIT(i, KEY_MAX), bit[i]);
1048 for (j = 0; j < KEY_MAX; j++)
1049 if (test_bit(j, bit[i])) {
1051 ioctl(local->fd, EVIOCGABS(j), abs);
1054 priv->acecadMaxX = abs[2];
1058 priv->acecadMaxY = abs[2];
1062 priv->acecadMaxZ = abs[2];
1069 xf86Msg(X_PROBED, "ACECAD Tablet MaxX:%d MaxY:%d MaxZ:%d\n", priv->acecadMaxX, priv->acecadMaxY, priv->acecadMaxZ);
1075 NewPacket (AceCadPrivatePtr priv)
1081 AceCadGetPacket (AceCadPrivatePtr priv)
1086 while((c = XisbRead(priv->buffer)) >= 0 )
1090 * fail after 500 bytes so the server doesn't hang forever if a
1091 * device sends bad data.
1099 if (c & PHASING_BIT)
1103 /*xf86Msg(X_CONFIG, "Push %2.2x\n",(char) c);*/
1104 XisbBlockDuration (priv->buffer, 10000);
1105 priv->packet[priv->packeti++] = c;
1106 count = ACECAD_PACKET_SIZE - 1;
1107 while (count-- && (c = XisbRead(priv->buffer)) >= 0)
1109 /*xf86Msg(X_INFO, "Push %2.2x\n",(char) c);*/
1110 priv->packet[priv->packeti++] = c;
1112 XisbBlockDuration (priv->buffer, 0);