Added the psm driver from 1.1.5.
Submitted by: dfr
This commit is contained in:
Doug Rabson
parent
304b4edbac
commit
010a751e0a
44
sys/alpha/include/mouse.h
Normal file
44
sys/alpha/include/mouse.h
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@ -0,0 +1,44 @@
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/*-
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* Copyright (c) 1992, 1993 Erik Forsberg.
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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*
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* THIS SOFTWARE IS PROVIDED BY ``AS IS'' AND ANY EXPRESS OR IMPLIED
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* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
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* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN
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* NO EVENT SHALL I BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
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* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
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* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
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* PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
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* LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
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* NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
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* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*
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* $Id: mouse.h,v 1.1 1994/05/17 14:05:31 jkh Exp $
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*/
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struct mouseinfo {
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unsigned char status;
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char xmotion, ymotion;
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};
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#define BUTSTATMASK 0x07 /* Any mouse button down if any bit set */
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#define BUTCHNGMASK 0x38 /* Any mouse button changed if any bit set */
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#define BUT3STAT 0x01 /* Button 3 down if set */
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#define BUT2STAT 0x02 /* Button 2 down if set */
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#define BUT1STAT 0x04 /* Button 1 down if set */
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#define BUT3CHNG 0x08 /* Button 3 changed if set */
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#define BUT2CHNG 0x10 /* Button 2 changed if set */
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#define BUT1CHNG 0x20 /* Button 1 changed if set */
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#define MOVEMENT 0x40 /* Mouse movement detected */
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/* Ioctl definitions */
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#define MOUSEIOC ('M'<<8)
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#define MOUSEIOCREAD (MOUSEIOC|60)
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44
sys/i386/include/mouse.h
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44
sys/i386/include/mouse.h
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@ -0,0 +1,44 @@
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/*-
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* Copyright (c) 1992, 1993 Erik Forsberg.
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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*
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* THIS SOFTWARE IS PROVIDED BY ``AS IS'' AND ANY EXPRESS OR IMPLIED
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* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
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* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN
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* NO EVENT SHALL I BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
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* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
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* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
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* PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
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* LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
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* NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
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* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*
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* $Id: mouse.h,v 1.1 1994/05/17 14:05:31 jkh Exp $
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*/
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struct mouseinfo {
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unsigned char status;
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char xmotion, ymotion;
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};
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#define BUTSTATMASK 0x07 /* Any mouse button down if any bit set */
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#define BUTCHNGMASK 0x38 /* Any mouse button changed if any bit set */
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#define BUT3STAT 0x01 /* Button 3 down if set */
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#define BUT2STAT 0x02 /* Button 2 down if set */
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#define BUT1STAT 0x04 /* Button 1 down if set */
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#define BUT3CHNG 0x08 /* Button 3 changed if set */
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#define BUT2CHNG 0x10 /* Button 2 changed if set */
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#define BUT1CHNG 0x20 /* Button 1 changed if set */
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#define MOVEMENT 0x40 /* Mouse movement detected */
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/* Ioctl definitions */
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#define MOUSEIOC ('M'<<8)
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#define MOUSEIOCREAD (MOUSEIOC|60)
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462
sys/i386/isa/psm.c
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462
sys/i386/isa/psm.c
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@ -0,0 +1,462 @@
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/*-
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* Copyright (c) 1992, 1993 Erik Forsberg.
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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*
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* THIS SOFTWARE IS PROVIDED BY ``AS IS'' AND ANY EXPRESS OR IMPLIED
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* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
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* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN
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* NO EVENT SHALL I BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
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* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
|
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* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
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* PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
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* LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
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* NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
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* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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/*
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* Ported to 386bsd Oct 17, 1992
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* Sandi Donno, Computer Science, University of Cape Town, South Africa
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* Please send bug reports to sandi@cs.uct.ac.za
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*
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* Thanks are also due to Rick Macklem, rick@snowhite.cis.uoguelph.ca -
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* although I was only partially successful in getting the alpha release
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* of his "driver for the Logitech and ATI Inport Bus mice for use with
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* 386bsd and the X386 port" to work with my Microsoft mouse, I nevertheless
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* found his code to be an invaluable reference when porting this driver
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* to 386bsd.
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*
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* Further modifications for latest 386BSD+patchkit and port to NetBSD,
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* Andrew Herbert <andrew@werple.apana.org.au> - 8 June 1993
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*
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* Cloned from the Microsoft Bus Mouse driver, also by Erik Forsberg, by
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* Andrew Herbert - 12 June 1993
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*
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* Modified for PS/2 mouse by Charles Hannum <mycroft@ai.mit.edu>
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* - 13 June 1993
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*
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* Modified for PS/2 AUX mouse by Shoji Yuen <yuen@nuie.nagoya-u.ac.jp>
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* - 24 October 1993
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*/
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#include "psm.h"
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#if NPSM > 0
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#include <param.h>
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#include <kernel.h>
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#include <systm.h>
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#include <buf.h>
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#include <malloc.h>
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#include <ioctl.h>
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#include <tty.h>
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#include <file.h>
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#include <proc.h>
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#include <vnode.h>
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#include <i386/include/mouse.h>
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#include <i386/include/pio.h> /* Julian's fast IO macros */
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#include <i386/isa/isa_device.h>
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#ifdef 0
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#include "syslog.h" /* For debugging */
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#endif
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#define DATA 0 /* Offset for data port, read-write */
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#define CNTRL 4 /* Offset for control port, write-only */
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#define STATUS 4 /* Offset for status port, read-only */
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/* status bits */
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#define PSM_OUTPUT_ACK 0x02 /* output acknowledge */
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/* controller commands */
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#define PSM_ENABLE 0xa8 /* enable auxiliary port */
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#define PSM_DISABLE 0xa7 /* disable auxiliary port */
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#define PSM_INT_ENABLE 0x47 /* enable controller interrupts */
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#define PSM_INT_DISABLE 0x65 /* disable controller interrupts */
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/* m+use commands */
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#define PSM_SET_SCALE11 0xe6 /* set 1:1 scaling */
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#define PSM_SET_SCALE21 0xe7 /* set 2:1 scaling */
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#define PSM_SET_RES 0xe8 /* set resolution */
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#define PSM_GET_SCALE 0xe9 /* set scaling factor */
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#define PSM_SET_STREAM 0xea /* set streaming mode */
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#define PSM_SET_SAMPLE 0xf3 /* set sampling rate */
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#define PSM_DEV_ENABLE 0xf4 /* mouse on */
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#define PSM_DEV_DISABLE 0xf5 /* mouse off */
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#define PSM_RESET 0xff /* reset */
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#define PSMUNIT(dev) (minor(dev) >> 1)
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#ifndef min
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#define min(x,y) (x < y ? x : y)
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#endif min
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int psmprobe (struct isa_device *);
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int psmattach (struct isa_device *);
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void psm_poll_status(void);
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static int psmaddr[NPSM]; /* Base I/O port addresses per unit */
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#define MSBSZ 1024 /* Output queue size (pwr of 2 is best) */
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struct ringbuf {
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int count, first, last;
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char queue[MSBSZ];
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};
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static struct psm_softc { /* Driver status information */
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struct ringbuf inq; /* Input queue */
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struct selinfo rsel; /* Process selecting for Input */
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unsigned char state; /* Mouse driver state */
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unsigned char status; /* Mouse button status */
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unsigned char button; /* Previous mouse button status bits */
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int x, y; /* accumulated motion in the X,Y axis */
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} psm_softc[NPSM];
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#define OPEN 1 /* Device is open */
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#define ASLP 2 /* Waiting for mouse data */
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struct isa_driver psmdriver = { psmprobe, psmattach, "psm" };
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#define AUX_PORT 0x60 /* AUX_PORT base (S.Yuen) */
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static void psm_write_dev(int inport, u_char value)
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{
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psm_poll_status();
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outb(inport+CNTRL, 0xd4);
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psm_poll_status();
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outb(inport+DATA,value);
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}
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static inline void psm_command(int ioport, u_char value)
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{
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psm_poll_status();
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outb(ioport+CNTRL, 0x60);
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psm_poll_status();
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outb(ioport+DATA, value);
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}
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int psmprobe(struct isa_device *dvp)
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{
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/* XXX: Needs a real probe routine. */
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int ioport,c,unit;
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ioport=dvp->id_iobase;
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unit=dvp->id_unit;
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psm_write_dev(ioport,0xff); /* Reset aux device */
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psm_poll_status();
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outb(ioport+CNTRL,0xa9);
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psm_poll_status();
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outb(ioport+CNTRL,0xaa);
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c = inb(ioport+DATA);
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if(c&0x04) {
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/* printf("PS/2 AUX mouse is not found\n");*/
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psm_command(ioport,0x65);
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psmaddr[unit] = 0; /* Device not found */
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return(0);}
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/* printf("PS/2 AUX mouse found. Installing driver\n");*/
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return (4);
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}
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int psmattach(struct isa_device *dvp)
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{
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int unit = dvp->id_unit;
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int ioport = dvp->id_iobase;
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struct psm_softc *sc = &psm_softc[unit];
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/* Save I/O base address */
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psmaddr[unit] = ioport;
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/* Disable mouse interrupts */
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psm_poll_status();
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outb(ioport+CNTRL, PSM_ENABLE);
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#ifdef 0
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psm_write(ioport, PSM_SET_RES);
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psm_write(ioport, 0x03); /* 8 counts/mm */
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psm_write(ioport, PSM_SET_SCALE);
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psm_write(ioport, 0x02); /* 2:1 */
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psm_write(ioport, PSM_SET_SCALE21);
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psm_write(ioport, PSM_SET_SAMPLE);
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psm_write(ioport, 0x64); /* 100 samples/sec */
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psm_write(ioport, PSM_SET_STREAM);
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#endif
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psm_poll_status();
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outb(ioport+CNTRL, PSM_DISABLE);
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psm_command(ioport, PSM_INT_DISABLE);
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/* Setup initial state */
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sc->state = 0;
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/* Done */
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return(0);
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}
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int psmopen(dev_t dev, int flag, int fmt, struct proc *p)
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{
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int unit = PSMUNIT(dev);
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struct psm_softc *sc;
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int ioport;
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/* Validate unit number */
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if (unit >= NPSM)
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return(ENXIO);
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/* Get device data */
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sc = &psm_softc[unit];
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ioport = psmaddr[unit];
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/* If device does not exist */
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if (ioport == 0)
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return(ENXIO);
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/* Disallow multiple opens */
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if (sc->state & OPEN)
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return(EBUSY);
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/* Initialize state */
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sc->state |= OPEN;
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sc->rsel.si_flags = 0;
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sc->rsel.si_pid = 0;
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sc->status = 0;
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sc->button = 0;
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sc->x = 0;
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sc->y = 0;
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/* Allocate and initialize a ring buffer */
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sc->inq.count = sc->inq.first = sc->inq.last = 0;
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/* Enable Bus Mouse interrupts */
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psm_write_dev(ioport, PSM_DEV_ENABLE);
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psm_poll_status();
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outb(ioport+CNTRL, PSM_ENABLE);
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psm_command(ioport, PSM_INT_ENABLE);
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/* Successful open */
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return(0);
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}
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void psm_poll_status(void)
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{
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while(inb(AUX_PORT+STATUS)&0x03) {
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if(inb(AUX_PORT+STATUS) & 0x2 == 0x2)
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inb(AUX_PORT+DATA);}
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return;
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}
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int psmclose(dev_t dev, int flag, int fmt, struct proc *p)
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{
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int unit, ioport;
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struct psm_softc *sc;
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/* Get unit and associated info */
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unit = PSMUNIT(dev);
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sc = &psm_softc[unit];
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ioport = psmaddr[unit];
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/* Disable further mouse interrupts */
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psm_command(ioport,PSM_INT_DISABLE);
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psm_poll_status();
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outb(ioport+CNTRL,PSM_DISABLE );
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/* Complete the close */
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sc->state &= ~OPEN;
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/* close is almost always successful */
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return(0);
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}
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int psmread(dev_t dev, struct uio *uio, int flag)
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{
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int s;
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int error = 0; /* keep compiler quiet, even though initialisation
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is unnecessary */
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unsigned length;
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struct psm_softc *sc;
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unsigned char buffer[100];
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/* Get device information */
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sc = &psm_softc[PSMUNIT(dev)];
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/* Block until mouse activity occured */
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s = spltty();
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while (sc->inq.count == 0) {
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if (minor(dev) & 0x1) {
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splx(s);
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return(EWOULDBLOCK);
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}
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sc->state |= ASLP;
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error = tsleep((caddr_t)sc, PZERO | PCATCH, "psmrea", 0);
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if (error != 0) {
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splx(s);
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return(error);
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}
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}
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/* Transfer as many chunks as possible */
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while (sc->inq.count > 0 && uio->uio_resid > 0) {
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length = min(sc->inq.count, uio->uio_resid);
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if (length > sizeof(buffer))
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length = sizeof(buffer);
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/* Remove a small chunk from input queue */
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if (sc->inq.first + length >= MSBSZ) {
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bcopy(&sc->inq.queue[sc->inq.first],
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buffer, MSBSZ - sc->inq.first);
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bcopy(sc->inq.queue, &buffer[MSBSZ-sc->inq.first],
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length - (MSBSZ - sc->inq.first));
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}
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else
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bcopy(&sc->inq.queue[sc->inq.first], buffer, length);
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sc->inq.first = (sc->inq.first + length) % MSBSZ;
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sc->inq.count -= length;
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/* Copy data to user process */
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error = uiomove(buffer, length, uio);
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if (error)
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break;
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}
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sc->x = sc->y = 0;
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/* Allow interrupts again */
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splx(s);
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return(error);
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}
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int psmioctl(dev_t dev, caddr_t addr, int cmd, int flag, struct proc *p)
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{
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struct psm_softc *sc;
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struct mouseinfo info;
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int s, error;
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/* Get device information */
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sc = &psm_softc[PSMUNIT(dev)];
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/* Perform IOCTL command */
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switch (cmd) {
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case MOUSEIOCREAD:
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/* Don't modify info while calculating */
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s = spltty();
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/* Build mouse status octet */
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info.status = sc->status;
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if (sc->x || sc->y)
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info.status |= MOVEMENT;
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/* Encode X and Y motion as good as we can */
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if (sc->x > 127)
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info.xmotion = 127;
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else if (sc->x < -128)
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info.xmotion = -128;
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else
|
||||
info.xmotion = sc->x;
|
||||
|
||||
if (sc->y > 127)
|
||||
info.ymotion = 127;
|
||||
else if (sc->y < -128)
|
||||
info.ymotion = -128;
|
||||
else
|
||||
info.ymotion = sc->y;
|
||||
|
||||
/* Reset historical information */
|
||||
|
||||
sc->x = 0;
|
||||
sc->y = 0;
|
||||
sc->status &= ~BUTCHNGMASK;
|
||||
|
||||
/* Allow interrupts and copy result buffer */
|
||||
|
||||
splx(s);
|
||||
error = copyout(&info, addr, sizeof(struct mouseinfo));
|
||||
break;
|
||||
|
||||
default:
|
||||
error = EINVAL;
|
||||
break;
|
||||
}
|
||||
|
||||
/* Return error code */
|
||||
|
||||
return(error);
|
||||
}
|
||||
|
||||
void psmintr(unit)
|
||||
int unit;
|
||||
{
|
||||
struct psm_softc *sc = &psm_softc[unit];
|
||||
int ioport = psmaddr[unit];
|
||||
|
||||
sc->inq.queue[sc->inq.last++ % MSBSZ] = inb(ioport+DATA);
|
||||
sc->inq.count++;
|
||||
if (sc -> state & ASLP) {
|
||||
sc->state &= ~ASLP;
|
||||
wakeup((caddr_t)sc);
|
||||
}
|
||||
selwakeup(&sc->rsel);
|
||||
}
|
||||
|
||||
int psmselect(dev_t dev, int rw, struct proc *p)
|
||||
{
|
||||
int s, ret;
|
||||
struct psm_softc *sc = &psm_softc[PSMUNIT(dev)];
|
||||
|
||||
/* Silly to select for output */
|
||||
|
||||
if (rw == FWRITE)
|
||||
return(0);
|
||||
|
||||
/* Return true if a mouse event available */
|
||||
|
||||
s = spltty();
|
||||
if (sc->inq.count)
|
||||
ret = 1;
|
||||
else {
|
||||
selrecord(p, &sc->rsel);
|
||||
ret = 0;
|
||||
}
|
||||
splx(s);
|
||||
|
||||
return(ret);
|
||||
}
|
||||
#endif
|
||||
|
||||
|
||||
44
sys/sys/mouse.h
Normal file
44
sys/sys/mouse.h
Normal file
@ -0,0 +1,44 @@
|
||||
/*-
|
||||
* Copyright (c) 1992, 1993 Erik Forsberg.
|
||||
* All rights reserved.
|
||||
*
|
||||
* Redistribution and use in source and binary forms, with or without
|
||||
* modification, are permitted provided that the following conditions
|
||||
* are met:
|
||||
* 1. Redistributions of source code must retain the above copyright
|
||||
* notice, this list of conditions and the following disclaimer.
|
||||
*
|
||||
* THIS SOFTWARE IS PROVIDED BY ``AS IS'' AND ANY EXPRESS OR IMPLIED
|
||||
* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
|
||||
* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN
|
||||
* NO EVENT SHALL I BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
|
||||
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
|
||||
* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
|
||||
* PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
|
||||
* LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
|
||||
* NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
|
||||
* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
|
||||
*
|
||||
* $Id: mouse.h,v 1.1 1994/05/17 14:05:31 jkh Exp $
|
||||
*/
|
||||
|
||||
struct mouseinfo {
|
||||
unsigned char status;
|
||||
char xmotion, ymotion;
|
||||
};
|
||||
|
||||
#define BUTSTATMASK 0x07 /* Any mouse button down if any bit set */
|
||||
#define BUTCHNGMASK 0x38 /* Any mouse button changed if any bit set */
|
||||
|
||||
#define BUT3STAT 0x01 /* Button 3 down if set */
|
||||
#define BUT2STAT 0x02 /* Button 2 down if set */
|
||||
#define BUT1STAT 0x04 /* Button 1 down if set */
|
||||
#define BUT3CHNG 0x08 /* Button 3 changed if set */
|
||||
#define BUT2CHNG 0x10 /* Button 2 changed if set */
|
||||
#define BUT1CHNG 0x20 /* Button 1 changed if set */
|
||||
#define MOVEMENT 0x40 /* Mouse movement detected */
|
||||
|
||||
/* Ioctl definitions */
|
||||
|
||||
#define MOUSEIOC ('M'<<8)
|
||||
#define MOUSEIOCREAD (MOUSEIOC|60)
|
||||
Loading…
Reference in New Issue
Block a user