diff options
Diffstat (limited to 'hw/kdrive/linux/ps2.c')
-rw-r--r-- | hw/kdrive/linux/ps2.c | 153 |
1 files changed, 0 insertions, 153 deletions
diff --git a/hw/kdrive/linux/ps2.c b/hw/kdrive/linux/ps2.c deleted file mode 100644 index da3372011..000000000 --- a/hw/kdrive/linux/ps2.c +++ /dev/null @@ -1,153 +0,0 @@ -/* - * $RCSId: xc/programs/Xserver/hw/kdrive/linux/ps2.c,v 1.6 2001/10/12 06:33:10 keithp Exp $ - * - * Copyright © 1999 Keith Packard - * - * Permission to use, copy, modify, distribute, and sell this software and its - * documentation for any purpose is hereby granted without fee, provided that - * the above copyright notice appear in all copies and that both that - * copyright notice and this permission notice appear in supporting - * documentation, and that the name of Keith Packard not be used in - * advertising or publicity pertaining to distribution of the software without - * specific, written prior permission. Keith Packard makes no - * representations about the suitability of this software for any purpose. It - * is provided "as is" without express or implied warranty. - * - * KEITH PACKARD DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, - * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO - * EVENT SHALL KEITH PACKARD BE LIABLE FOR ANY SPECIAL, INDIRECT OR - * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, - * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER - * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR - * PERFORMANCE OF THIS SOFTWARE. - */ - -#ifdef HAVE_CONFIG_H -#include <config.h> -#endif -#define NEED_EVENTS -#include <X11/X.h> -#include <X11/Xproto.h> -#include <X11/Xpoll.h> -#include "inputstr.h" -#include "scrnintstr.h" -#include "kdrive.h" - -static int -Ps2ReadBytes (int fd, char *buf, int len, int min) -{ - int n, tot; - fd_set set; - struct timeval tv; - - tot = 0; - while (len) - { - n = read (fd, buf, len); - if (n > 0) - { - tot += n; - buf += n; - len -= n; - } - if (tot % min == 0) - break; - FD_ZERO (&set); - FD_SET (fd, &set); - tv.tv_sec = 0; - tv.tv_usec = 100 * 1000; - n = select (fd + 1, &set, 0, 0, &tv); - if (n <= 0) - break; - } - return tot; -} - -char *Ps2Names[] = { - "/dev/psaux", -/* "/dev/mouse", */ - "/dev/input/mice", -}; - -#define NUM_PS2_NAMES (sizeof (Ps2Names) / sizeof (Ps2Names[0])) - -static void -Ps2Read (int ps2Port, void *closure) -{ - unsigned char buf[3 * 200]; - unsigned char *b; - int n; - int dx, dy; - unsigned long flags; - unsigned long left_button = KD_BUTTON_1; - unsigned long right_button = KD_BUTTON_3; - -#undef SWAP_USB -#ifdef SWAP_USB - if (id == 2) - { - left_button = KD_BUTTON_3; - right_button = KD_BUTTON_1; - } -#endif - while ((n = Ps2ReadBytes (ps2Port, buf, sizeof (buf), 3)) > 0) - { - b = buf; - while (n >= 3) - { - flags = KD_MOUSE_DELTA; - if (b[0] & 4) - flags |= KD_BUTTON_2; - if (b[0] & 2) - flags |= right_button; - if (b[0] & 1) - flags |= left_button; - - dx = b[1]; - if (b[0] & 0x10) - dx -= 256; - dy = b[2]; - if (b[0] & 0x20) - dy -= 256; - dy = -dy; - n -= 3; - b += 3; - KdEnqueueMouseEvent (kdMouseInfo, flags, dx, dy); - } - } -} - -int Ps2InputType; - -static int -Ps2Init (void) -{ - int i; - int ps2Port; - int n; - - if (!Ps2InputType) - Ps2InputType = KdAllocInputType (); - n = 0; - for (i = 0; i < NUM_PS2_NAMES; i++) - { - ps2Port = open (Ps2Names[i], 0); - if (ps2Port >= 0) - { - if (KdRegisterFd (Ps2InputType, ps2Port, Ps2Read, (void *) i)) - n++; - } - } - return n; -} - -static void -Ps2Fini (void) -{ - KdUnregisterFds (Ps2InputType, TRUE); -} - -KdMouseFuncs Ps2MouseFuncs = { - Ps2Init, - Ps2Fini -}; |