psm.c revision 48778
141016Sdfr/*- 241016Sdfr * Copyright (c) 1992, 1993 Erik Forsberg. 341016Sdfr * Copyright (c) 1996, 1997 Kazutaka YOKOTA. 441016Sdfr * All rights reserved. 541016Sdfr * 641016Sdfr * Redistribution and use in source and binary forms, with or without 741016Sdfr * modification, are permitted provided that the following conditions 841016Sdfr * are met: 941016Sdfr * 1. Redistributions of source code must retain the above copyright 1041016Sdfr * notice, this list of conditions and the following disclaimer. 1141016Sdfr * 1241016Sdfr * THIS SOFTWARE IS PROVIDED BY ``AS IS'' AND ANY EXPRESS OR IMPLIED 1341016Sdfr * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF 1441016Sdfr * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN 1541016Sdfr * NO EVENT SHALL I BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, 1641016Sdfr * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, 1741016Sdfr * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR 1841016Sdfr * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF 1941016Sdfr * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING 2041016Sdfr * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS 2141016Sdfr * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 2241016Sdfr * 2348778Syokota * $Id: psm.c,v 1.13 1999/07/12 13:40:21 yokota Exp $ 2441016Sdfr */ 2541016Sdfr 2641016Sdfr/* 2741016Sdfr * Ported to 386bsd Oct 17, 1992 2841016Sdfr * Sandi Donno, Computer Science, University of Cape Town, South Africa 2941016Sdfr * Please send bug reports to sandi@cs.uct.ac.za 3041016Sdfr * 3141016Sdfr * Thanks are also due to Rick Macklem, rick@snowhite.cis.uoguelph.ca - 3241016Sdfr * although I was only partially successful in getting the alpha release 3341016Sdfr * of his "driver for the Logitech and ATI Inport Bus mice for use with 3441016Sdfr * 386bsd and the X386 port" to work with my Microsoft mouse, I nevertheless 3541016Sdfr * found his code to be an invaluable reference when porting this driver 3641016Sdfr * to 386bsd. 3741016Sdfr * 3841016Sdfr * Further modifications for latest 386BSD+patchkit and port to NetBSD, 3941016Sdfr * Andrew Herbert <andrew@werple.apana.org.au> - 8 June 1993 4041016Sdfr * 4141016Sdfr * Cloned from the Microsoft Bus Mouse driver, also by Erik Forsberg, by 4241016Sdfr * Andrew Herbert - 12 June 1993 4341016Sdfr * 4441016Sdfr * Modified for PS/2 mouse by Charles Hannum <mycroft@ai.mit.edu> 4541016Sdfr * - 13 June 1993 4641016Sdfr * 4741016Sdfr * Modified for PS/2 AUX mouse by Shoji Yuen <yuen@nuie.nagoya-u.ac.jp> 4841016Sdfr * - 24 October 1993 4941016Sdfr * 5041016Sdfr * Hardware access routines and probe logic rewritten by 5141016Sdfr * Kazutaka Yokota <yokota@zodiac.mech.utsunomiya-u.ac.jp> 5241016Sdfr * - 3, 14, 22 October 1996. 5341016Sdfr * - 12 November 1996. IOCTLs and rearranging `psmread', `psmioctl'... 5441016Sdfr * - 14, 30 November 1996. Uses `kbdio.c'. 5541016Sdfr * - 13 December 1996. Uses queuing version of `kbdio.c'. 5641016Sdfr * - January/February 1997. Tweaked probe logic for 5741016Sdfr * HiNote UltraII/Latitude/Armada laptops. 5841016Sdfr * - 30 July 1997. Added APM support. 5941016Sdfr * - 5 March 1997. Defined driver configuration flags (PSM_CONFIG_XXX). 6041016Sdfr * Improved sync check logic. 6141016Sdfr * Vendor specific support routines. 6241016Sdfr */ 6341016Sdfr 6441016Sdfr#include "psm.h" 6546763Syokota#ifdef __i386__ 6646763Syokota#include "apm.h" 6746763Syokota#endif 6841016Sdfr#include "opt_devfs.h" 6941016Sdfr#include "opt_psm.h" 7041016Sdfr 7141016Sdfr#if NPSM > 0 7241016Sdfr 7341016Sdfr#include <sys/param.h> 7441016Sdfr#include <sys/systm.h> 7541016Sdfr#include <sys/kernel.h> 7641016Sdfr#include <sys/module.h> 7741016Sdfr#include <sys/bus.h> 7841016Sdfr#include <sys/conf.h> 7941016Sdfr#include <sys/poll.h> 8041016Sdfr#include <sys/syslog.h> 8141016Sdfr#include <sys/malloc.h> 8245720Speter#include <machine/bus.h> 8341181Sdfr#include <sys/rman.h> 8441016Sdfr#ifdef DEVFS 8541016Sdfr#include <sys/devfsext.h> 8641016Sdfr#endif 8741016Sdfr#include <sys/select.h> 8841016Sdfr#include <sys/uio.h> 8941016Sdfr 9046763Syokota#ifdef __i386__ 9146763Syokota#include <machine/apm_bios.h> 9246763Syokota#endif 9341016Sdfr#include <machine/clock.h> 9441016Sdfr#include <machine/limits.h> 9541016Sdfr#include <machine/mouse.h> 9641181Sdfr#include <machine/resource.h> 9741016Sdfr 9841016Sdfr#include <isa/isareg.h> 9941016Sdfr#include <isa/isavar.h> 10043105Sdfr#include <dev/kbd/atkbdcreg.h> 10141016Sdfr 10241016Sdfr/* 10341016Sdfr * Driver specific options: the following options may be set by 10441016Sdfr * `options' statements in the kernel configuration file. 10541016Sdfr */ 10641016Sdfr 10741016Sdfr/* debugging */ 10841016Sdfr#ifndef PSM_DEBUG 10941016Sdfr#define PSM_DEBUG 0 /* logging: 0: none, 1: brief, 2: verbose */ 11041016Sdfr#endif 11141016Sdfr 11241016Sdfr/* features */ 11341016Sdfr 11441016Sdfr/* #define PSM_HOOKAPM hook the APM resume event */ 11541016Sdfr/* #define PSM_RESETAFTERSUSPEND reset the device at the resume event */ 11641016Sdfr 11741016Sdfr#if NAPM <= 0 11841016Sdfr#undef PSM_HOOKAPM 11941016Sdfr#endif /* NAPM */ 12041016Sdfr 12141016Sdfr#ifndef PSM_HOOKAPM 12241016Sdfr#undef PSM_RESETAFTERSUSPEND 12341016Sdfr#endif /* PSM_HOOKAPM */ 12441016Sdfr 12541016Sdfr/* end of driver specific options */ 12641016Sdfr 12741016Sdfr/* input queue */ 12841016Sdfr#define PSM_BUFSIZE 960 12941016Sdfr#define PSM_SMALLBUFSIZE 240 13041016Sdfr 13141016Sdfr/* operation levels */ 13241016Sdfr#define PSM_LEVEL_BASE 0 13341016Sdfr#define PSM_LEVEL_STANDARD 1 13441016Sdfr#define PSM_LEVEL_NATIVE 2 13541016Sdfr#define PSM_LEVEL_MIN PSM_LEVEL_BASE 13641016Sdfr#define PSM_LEVEL_MAX PSM_LEVEL_NATIVE 13741016Sdfr 13848778Syokota/* Logitech PS2++ protocol */ 13948778Syokota#define MOUSE_PS2PLUS_CHECKBITS(b) \ 14048778Syokota ((((b[2] & 0x03) << 2) | 0x02) == (b[1] & 0x0f)) 14148778Syokota#define MOUSE_PS2PLUS_PACKET_TYPE(b) \ 14248778Syokota (((b[0] & 0x30) >> 2) | ((b[1] & 0x30) >> 4)) 14348778Syokota 14441016Sdfr/* some macros */ 14541016Sdfr#define PSM_UNIT(dev) (minor(dev) >> 1) 14641016Sdfr#define PSM_NBLOCKIO(dev) (minor(dev) & 1) 14741016Sdfr#define PSM_MKMINOR(unit,block) (((unit) << 1) | ((block) ? 0:1)) 14841016Sdfr 14941016Sdfr#ifndef max 15041016Sdfr#define max(x,y) ((x) > (y) ? (x) : (y)) 15141016Sdfr#endif 15241016Sdfr#ifndef min 15341016Sdfr#define min(x,y) ((x) < (y) ? (x) : (y)) 15441016Sdfr#endif 15541016Sdfr 15648778Syokota#define abs(x) (((x) < 0) ? -(x) : (x)) 15748778Syokota 15841016Sdfr/* ring buffer */ 15941016Sdfrtypedef struct ringbuf { 16041016Sdfr int count; /* # of valid elements in the buffer */ 16141016Sdfr int head; /* head pointer */ 16241016Sdfr int tail; /* tail poiner */ 16341016Sdfr unsigned char buf[PSM_BUFSIZE]; 16441016Sdfr} ringbuf_t; 16541016Sdfr 16641016Sdfr/* driver control block */ 16741016Sdfrstruct psm_softc { /* Driver status information */ 16841016Sdfr struct selinfo rsel; /* Process selecting for Input */ 16941016Sdfr unsigned char state; /* Mouse driver state */ 17041016Sdfr int config; /* driver configuration flags */ 17141016Sdfr int flags; /* other flags */ 17241016Sdfr KBDC kbdc; /* handle to access the keyboard controller */ 17341016Sdfr int addr; /* I/O port address */ 17441016Sdfr mousehw_t hw; /* hardware information */ 17541016Sdfr mousemode_t mode; /* operation mode */ 17641016Sdfr mousemode_t dflt_mode; /* default operation mode */ 17741016Sdfr mousestatus_t status; /* accumulated mouse movement */ 17841016Sdfr ringbuf_t queue; /* mouse status queue */ 17941016Sdfr unsigned char ipacket[16]; /* interim input buffer */ 18041016Sdfr int inputbytes; /* # of bytes in the input buffer */ 18141016Sdfr int button; /* the latest button state */ 18241016Sdfr#ifdef DEVFS 18341016Sdfr void *devfs_token; 18441016Sdfr void *b_devfs_token; 18541016Sdfr#endif 18641016Sdfr#ifdef PSM_HOOKAPM 18741016Sdfr struct apmhook resumehook; 18841016Sdfr#endif 18941016Sdfr}; 19041016Sdfrdevclass_t psm_devclass; 19141016Sdfr#define PSM_SOFTC(unit) ((struct psm_softc*)devclass_get_softc(psm_devclass, unit)) 19241016Sdfr 19341016Sdfr/* driver state flags (state) */ 19441016Sdfr#define PSM_VALID 0x80 19541016Sdfr#define PSM_OPEN 1 /* Device is open */ 19641016Sdfr#define PSM_ASLP 2 /* Waiting for mouse data */ 19741016Sdfr 19841016Sdfr/* driver configuration flags (config) */ 19941016Sdfr#define PSM_CONFIG_RESOLUTION 0x000f /* resolution */ 20041016Sdfr#define PSM_CONFIG_ACCEL 0x00f0 /* acceleration factor */ 20141016Sdfr#define PSM_CONFIG_NOCHECKSYNC 0x0100 /* disable sync. test */ 20245789Speter#define PSM_CONFIG_NOIDPROBE 0x0200 /* disable mouse model probe */ 20345789Speter#define PSM_CONFIG_NORESET 0x0400 /* don't reset the mouse */ 20445789Speter#define PSM_CONFIG_FORCETAP 0x0800 /* assume `tap' action exists */ 20545789Speter#define PSM_CONFIG_IGNPORTERROR 0x1000 /* ignore error in aux port test */ 20641016Sdfr 20741016Sdfr#define PSM_CONFIG_FLAGS (PSM_CONFIG_RESOLUTION \ 20841016Sdfr | PSM_CONFIG_ACCEL \ 20945789Speter | PSM_CONFIG_NOCHECKSYNC \ 21045789Speter | PSM_CONFIG_NOIDPROBE \ 21145789Speter | PSM_CONFIG_NORESET \ 21245789Speter | PSM_CONFIG_FORCETAP \ 21345789Speter | PSM_CONFIG_IGNPORTERROR) 21441016Sdfr 21541016Sdfr/* other flags (flags) */ 21641016Sdfr 21741016Sdfr/* for backward compatibility */ 21841016Sdfr#define OLD_MOUSE_GETHWINFO _IOR('M', 1, old_mousehw_t) 21941016Sdfr#define OLD_MOUSE_GETMODE _IOR('M', 2, old_mousemode_t) 22041016Sdfr#define OLD_MOUSE_SETMODE _IOW('M', 3, old_mousemode_t) 22141016Sdfr 22241016Sdfrtypedef struct old_mousehw { 22341016Sdfr int buttons; 22441016Sdfr int iftype; 22541016Sdfr int type; 22641016Sdfr int hwid; 22741016Sdfr} old_mousehw_t; 22841016Sdfr 22941016Sdfrtypedef struct old_mousemode { 23041016Sdfr int protocol; 23141016Sdfr int rate; 23241016Sdfr int resolution; 23341016Sdfr int accelfactor; 23441016Sdfr} old_mousemode_t; 23541016Sdfr 23641016Sdfr/* packet formatting function */ 23741016Sdfrtypedef int packetfunc_t __P((struct psm_softc *, unsigned char *, 23841016Sdfr int *, int, mousestatus_t *)); 23941016Sdfr 24041016Sdfr/* function prototypes */ 24141016Sdfrstatic int psmprobe __P((device_t)); 24241016Sdfrstatic int psmattach __P((device_t)); 24341016Sdfr#ifdef PSM_HOOKAPM 24441016Sdfrstatic int psmresume __P((void *)); 24541016Sdfr#endif 24641016Sdfr 24741016Sdfrstatic d_open_t psmopen; 24841016Sdfrstatic d_close_t psmclose; 24941016Sdfrstatic d_read_t psmread; 25041016Sdfrstatic d_ioctl_t psmioctl; 25141016Sdfrstatic d_poll_t psmpoll; 25241016Sdfr 25341016Sdfrstatic int enable_aux_dev __P((KBDC)); 25441016Sdfrstatic int disable_aux_dev __P((KBDC)); 25541016Sdfrstatic int get_mouse_status __P((KBDC, int *, int, int)); 25641016Sdfrstatic int get_aux_id __P((KBDC)); 25741016Sdfrstatic int set_mouse_sampling_rate __P((KBDC, int)); 25841016Sdfrstatic int set_mouse_scaling __P((KBDC, int)); 25941016Sdfrstatic int set_mouse_resolution __P((KBDC, int)); 26045789Speter#ifdef PSM_RESETAFTERSUSPEND 26141016Sdfrstatic int set_mouse_mode __P((KBDC)); 26245789Speter#endif /* PSM_RESETAFTERSUSPEND */ 26341016Sdfrstatic int get_mouse_buttons __P((KBDC)); 26441016Sdfrstatic int is_a_mouse __P((int)); 26541016Sdfrstatic void recover_from_error __P((KBDC)); 26641016Sdfrstatic int restore_controller __P((KBDC, int)); 26745789Speter#ifdef PSM_RESETAFTERSUSPEND 26841016Sdfrstatic int reinitialize __P((int, mousemode_t *)); 26945789Speter#endif 27041016Sdfrstatic int doopen __P((int, int)); 27141016Sdfrstatic char *model_name(int); 27241016Sdfrstatic void psmintr(void*); 27341016Sdfr 27441016Sdfr/* vendor specific features */ 27541016Sdfrtypedef int probefunc_t __P((struct psm_softc *)); 27641016Sdfr 27741016Sdfrstatic int mouse_id_proc1 __P((KBDC, int, int, int *)); 27841016Sdfrstatic probefunc_t enable_groller; 27941016Sdfrstatic probefunc_t enable_gmouse; 28041016Sdfrstatic probefunc_t enable_aglide; 28141016Sdfrstatic probefunc_t enable_kmouse; 28241016Sdfrstatic probefunc_t enable_msintelli; 28341016Sdfrstatic probefunc_t enable_mmanplus; 28441016Sdfrstatic int tame_mouse __P((struct psm_softc *, mousestatus_t *, unsigned char *)); 28541016Sdfr 28641016Sdfrstatic struct { 28741016Sdfr int model; 28841016Sdfr unsigned char syncmask; 28941016Sdfr int packetsize; 29041016Sdfr probefunc_t *probefunc; 29141016Sdfr} vendortype[] = { 29241016Sdfr { MOUSE_MODEL_NET, /* Genius NetMouse */ 29341016Sdfr 0xc8, MOUSE_INTELLI_PACKETSIZE, enable_gmouse, }, 29441016Sdfr { MOUSE_MODEL_NETSCROLL, /* Genius NetScroll */ 29541016Sdfr 0xc8, 6, enable_groller, }, 29641016Sdfr { MOUSE_MODEL_GLIDEPOINT, /* ALPS GlidePoint */ 29741016Sdfr 0xc0, MOUSE_PS2_PACKETSIZE, enable_aglide, }, 29841016Sdfr { MOUSE_MODEL_MOUSEMANPLUS, /* Logitech MouseMan+ */ 29941016Sdfr 0x08, MOUSE_PS2_PACKETSIZE, enable_mmanplus, }, 30041016Sdfr { MOUSE_MODEL_THINK, /* Kensignton ThinkingMouse */ 30141016Sdfr 0x80, MOUSE_PS2_PACKETSIZE, enable_kmouse, }, 30241016Sdfr { MOUSE_MODEL_INTELLI, /* Microsoft IntelliMouse */ 30341016Sdfr 0xc8, MOUSE_INTELLI_PACKETSIZE, enable_msintelli, }, 30441016Sdfr { MOUSE_MODEL_GENERIC, 30541016Sdfr 0xc0, MOUSE_PS2_PACKETSIZE, NULL, }, 30641016Sdfr}; 30745789Speter#define GENERIC_MOUSE_ENTRY 6 30841016Sdfr 30941016Sdfr/* device driver declarateion */ 31041016Sdfrstatic device_method_t psm_methods[] = { 31141016Sdfr /* Device interface */ 31241016Sdfr DEVMETHOD(device_probe, psmprobe), 31341016Sdfr DEVMETHOD(device_attach, psmattach), 31441016Sdfr 31541016Sdfr { 0, 0 } 31641016Sdfr}; 31741016Sdfr 31841016Sdfrstatic driver_t psm_driver = { 31941016Sdfr "psm", 32041016Sdfr psm_methods, 32141016Sdfr sizeof(struct psm_softc), 32241016Sdfr}; 32341016Sdfr 32441016Sdfr#define CDEV_MAJOR 21 32541016Sdfr 32647625Sphkstatic struct cdevsw psm_cdevsw = { 32747625Sphk /* open */ psmopen, 32847625Sphk /* close */ psmclose, 32947625Sphk /* read */ psmread, 33047625Sphk /* write */ nowrite, 33147625Sphk /* ioctl */ psmioctl, 33247625Sphk /* stop */ nostop, 33347625Sphk /* reset */ noreset, 33447625Sphk /* devtotty */ nodevtotty, 33547625Sphk /* poll */ psmpoll, 33647625Sphk /* mmap */ nommap, 33747625Sphk /* strategy */ nostrategy, 33847625Sphk /* name */ "psm", 33947625Sphk /* parms */ noparms, 34047625Sphk /* maj */ CDEV_MAJOR, 34147625Sphk /* dump */ nodump, 34247625Sphk /* psize */ nopsize, 34347625Sphk /* flags */ 0, 34447625Sphk /* maxio */ 0, 34547625Sphk /* bmaj */ -1 34641016Sdfr}; 34741016Sdfr 34841016Sdfr/* debug message level */ 34941016Sdfrstatic int verbose = PSM_DEBUG; 35041016Sdfr 35141016Sdfr/* device I/O routines */ 35241016Sdfrstatic int 35341016Sdfrenable_aux_dev(KBDC kbdc) 35441016Sdfr{ 35541016Sdfr int res; 35641016Sdfr 35741016Sdfr res = send_aux_command(kbdc, PSMC_ENABLE_DEV); 35841016Sdfr if (verbose >= 2) 35941016Sdfr log(LOG_DEBUG, "psm: ENABLE_DEV return code:%04x\n", res); 36041016Sdfr 36141016Sdfr return (res == PSM_ACK); 36241016Sdfr} 36341016Sdfr 36441016Sdfrstatic int 36541016Sdfrdisable_aux_dev(KBDC kbdc) 36641016Sdfr{ 36741016Sdfr int res; 36841016Sdfr 36941016Sdfr res = send_aux_command(kbdc, PSMC_DISABLE_DEV); 37041016Sdfr if (verbose >= 2) 37141016Sdfr log(LOG_DEBUG, "psm: DISABLE_DEV return code:%04x\n", res); 37241016Sdfr 37341016Sdfr return (res == PSM_ACK); 37441016Sdfr} 37541016Sdfr 37641016Sdfrstatic int 37741016Sdfrget_mouse_status(KBDC kbdc, int *status, int flag, int len) 37841016Sdfr{ 37941016Sdfr int cmd; 38041016Sdfr int res; 38141016Sdfr int i; 38241016Sdfr 38341016Sdfr switch (flag) { 38441016Sdfr case 0: 38541016Sdfr default: 38641016Sdfr cmd = PSMC_SEND_DEV_STATUS; 38741016Sdfr break; 38841016Sdfr case 1: 38941016Sdfr cmd = PSMC_SEND_DEV_DATA; 39041016Sdfr break; 39141016Sdfr } 39241016Sdfr empty_aux_buffer(kbdc, 5); 39341016Sdfr res = send_aux_command(kbdc, cmd); 39441016Sdfr if (verbose >= 2) 39541016Sdfr log(LOG_DEBUG, "psm: SEND_AUX_DEV_%s return code:%04x\n", 39641016Sdfr (flag == 1) ? "DATA" : "STATUS", res); 39741016Sdfr if (res != PSM_ACK) 39841016Sdfr return 0; 39941016Sdfr 40041016Sdfr for (i = 0; i < len; ++i) { 40141016Sdfr status[i] = read_aux_data(kbdc); 40241016Sdfr if (status[i] < 0) 40341016Sdfr break; 40441016Sdfr } 40541016Sdfr 40641016Sdfr if (verbose) { 40741016Sdfr log(LOG_DEBUG, "psm: %s %02x %02x %02x\n", 40841016Sdfr (flag == 1) ? "data" : "status", status[0], status[1], status[2]); 40941016Sdfr } 41041016Sdfr 41141016Sdfr return i; 41241016Sdfr} 41341016Sdfr 41441016Sdfrstatic int 41541016Sdfrget_aux_id(KBDC kbdc) 41641016Sdfr{ 41741016Sdfr int res; 41841016Sdfr int id; 41941016Sdfr 42041016Sdfr empty_aux_buffer(kbdc, 5); 42141016Sdfr res = send_aux_command(kbdc, PSMC_SEND_DEV_ID); 42241016Sdfr if (verbose >= 2) 42341016Sdfr log(LOG_DEBUG, "psm: SEND_DEV_ID return code:%04x\n", res); 42441016Sdfr if (res != PSM_ACK) 42541016Sdfr return (-1); 42641016Sdfr 42741016Sdfr /* 10ms delay */ 42841016Sdfr DELAY(10000); 42941016Sdfr 43041016Sdfr id = read_aux_data(kbdc); 43141016Sdfr if (verbose >= 2) 43241016Sdfr log(LOG_DEBUG, "psm: device ID: %04x\n", id); 43341016Sdfr 43441016Sdfr return id; 43541016Sdfr} 43641016Sdfr 43741016Sdfrstatic int 43841016Sdfrset_mouse_sampling_rate(KBDC kbdc, int rate) 43941016Sdfr{ 44041016Sdfr int res; 44141016Sdfr 44241016Sdfr res = send_aux_command_and_data(kbdc, PSMC_SET_SAMPLING_RATE, rate); 44341016Sdfr if (verbose >= 2) 44441016Sdfr log(LOG_DEBUG, "psm: SET_SAMPLING_RATE (%d) %04x\n", rate, res); 44541016Sdfr 44641016Sdfr return ((res == PSM_ACK) ? rate : -1); 44741016Sdfr} 44841016Sdfr 44941016Sdfrstatic int 45041016Sdfrset_mouse_scaling(KBDC kbdc, int scale) 45141016Sdfr{ 45241016Sdfr int res; 45341016Sdfr 45441016Sdfr switch (scale) { 45541016Sdfr case 1: 45641016Sdfr default: 45741016Sdfr scale = PSMC_SET_SCALING11; 45841016Sdfr break; 45941016Sdfr case 2: 46041016Sdfr scale = PSMC_SET_SCALING21; 46141016Sdfr break; 46241016Sdfr } 46341016Sdfr res = send_aux_command(kbdc, scale); 46441016Sdfr if (verbose >= 2) 46541016Sdfr log(LOG_DEBUG, "psm: SET_SCALING%s return code:%04x\n", 46641016Sdfr (scale == PSMC_SET_SCALING21) ? "21" : "11", res); 46741016Sdfr 46841016Sdfr return (res == PSM_ACK); 46941016Sdfr} 47041016Sdfr 47141016Sdfr/* `val' must be 0 through PSMD_MAX_RESOLUTION */ 47241016Sdfrstatic int 47341016Sdfrset_mouse_resolution(KBDC kbdc, int val) 47441016Sdfr{ 47541016Sdfr int res; 47641016Sdfr 47741016Sdfr res = send_aux_command_and_data(kbdc, PSMC_SET_RESOLUTION, val); 47841016Sdfr if (verbose >= 2) 47941016Sdfr log(LOG_DEBUG, "psm: SET_RESOLUTION (%d) %04x\n", val, res); 48041016Sdfr 48141016Sdfr return ((res == PSM_ACK) ? val : -1); 48241016Sdfr} 48341016Sdfr 48445789Speter#ifdef PSM_RESETAFTERSUSPEND 48541016Sdfr/* 48641016Sdfr * NOTE: once `set_mouse_mode()' is called, the mouse device must be 48741016Sdfr * re-enabled by calling `enable_aux_dev()' 48841016Sdfr */ 48941016Sdfrstatic int 49041016Sdfrset_mouse_mode(KBDC kbdc) 49141016Sdfr{ 49241016Sdfr int res; 49341016Sdfr 49441016Sdfr res = send_aux_command(kbdc, PSMC_SET_STREAM_MODE); 49541016Sdfr if (verbose >= 2) 49641016Sdfr log(LOG_DEBUG, "psm: SET_STREAM_MODE return code:%04x\n", res); 49741016Sdfr 49841016Sdfr return (res == PSM_ACK); 49941016Sdfr} 50045789Speter#endif /* PSM_RESETAFTERSUSPEND */ 50141016Sdfr 50245789Speter 50341016Sdfrstatic int 50441016Sdfrget_mouse_buttons(KBDC kbdc) 50541016Sdfr{ 50641016Sdfr int c = 2; /* assume two buttons by default */ 50741016Sdfr int status[3]; 50841016Sdfr 50941016Sdfr /* 51041016Sdfr * NOTE: a special sequence to obtain Logitech Mouse specific 51141016Sdfr * information: set resolution to 25 ppi, set scaling to 1:1, set 51241016Sdfr * scaling to 1:1, set scaling to 1:1. Then the second byte of the 51341016Sdfr * mouse status bytes is the number of available buttons. 51441016Sdfr * Some manufactures also support this sequence. 51541016Sdfr */ 51641016Sdfr if (set_mouse_resolution(kbdc, PSMD_RES_LOW) != PSMD_RES_LOW) 51741016Sdfr return c; 51841016Sdfr if (set_mouse_scaling(kbdc, 1) && set_mouse_scaling(kbdc, 1) 51941016Sdfr && set_mouse_scaling(kbdc, 1) 52041016Sdfr && (get_mouse_status(kbdc, status, 0, 3) >= 3)) { 52141016Sdfr if (status[1] != 0) 52241016Sdfr return status[1]; 52341016Sdfr } 52441016Sdfr return c; 52541016Sdfr} 52641016Sdfr 52741016Sdfr/* misc subroutines */ 52841016Sdfr/* 52941016Sdfr * Someday, I will get the complete list of valid pointing devices and 53041016Sdfr * their IDs... XXX 53141016Sdfr */ 53241016Sdfrstatic int 53341016Sdfris_a_mouse(int id) 53441016Sdfr{ 53541016Sdfr#if 0 53641016Sdfr static int valid_ids[] = { 53741016Sdfr PSM_MOUSE_ID, /* mouse */ 53841016Sdfr PSM_BALLPOINT_ID, /* ballpoint device */ 53941016Sdfr PSM_INTELLI_ID, /* Intellimouse */ 54041016Sdfr -1 /* end of table */ 54141016Sdfr }; 54241016Sdfr int i; 54341016Sdfr 54441016Sdfr for (i = 0; valid_ids[i] >= 0; ++i) 54541016Sdfr if (valid_ids[i] == id) 54641016Sdfr return TRUE; 54741016Sdfr return FALSE; 54841016Sdfr#else 54941016Sdfr return TRUE; 55041016Sdfr#endif 55141016Sdfr} 55241016Sdfr 55341016Sdfrstatic char * 55441016Sdfrmodel_name(int model) 55541016Sdfr{ 55641016Sdfr static struct { 55741016Sdfr int model_code; 55841016Sdfr char *model_name; 55941016Sdfr } models[] = { 56041016Sdfr { MOUSE_MODEL_NETSCROLL, "NetScroll Mouse" }, 56141016Sdfr { MOUSE_MODEL_NET, "NetMouse" }, 56241016Sdfr { MOUSE_MODEL_GLIDEPOINT, "GlidePoint" }, 56341016Sdfr { MOUSE_MODEL_THINK, "ThinkingMouse" }, 56441016Sdfr { MOUSE_MODEL_INTELLI, "IntelliMouse" }, 56541016Sdfr { MOUSE_MODEL_MOUSEMANPLUS, "MouseMan+" }, 56641016Sdfr { MOUSE_MODEL_GENERIC, "Generic PS/2 mouse" }, 56741016Sdfr { MOUSE_MODEL_UNKNOWN, NULL }, 56841016Sdfr }; 56941016Sdfr int i; 57041016Sdfr 57141016Sdfr for (i = 0; models[i].model_code != MOUSE_MODEL_UNKNOWN; ++i) { 57241016Sdfr if (models[i].model_code == model) 57341016Sdfr return models[i].model_name; 57441016Sdfr } 57541016Sdfr return "Unknown"; 57641016Sdfr} 57741016Sdfr 57841016Sdfrstatic void 57941016Sdfrrecover_from_error(KBDC kbdc) 58041016Sdfr{ 58141016Sdfr /* discard anything left in the output buffer */ 58241016Sdfr empty_both_buffers(kbdc, 10); 58341016Sdfr 58441016Sdfr#if 0 58541016Sdfr /* 58641016Sdfr * NOTE: KBDC_RESET_KBD may not restore the communication between the 58741016Sdfr * keyboard and the controller. 58841016Sdfr */ 58941016Sdfr reset_kbd(kbdc); 59041016Sdfr#else 59141016Sdfr /* 59241016Sdfr * NOTE: somehow diagnostic and keyboard port test commands bring the 59341016Sdfr * keyboard back. 59441016Sdfr */ 59541016Sdfr if (!test_controller(kbdc)) 59641016Sdfr log(LOG_ERR, "psm: keyboard controller failed.\n"); 59741016Sdfr /* if there isn't a keyboard in the system, the following error is OK */ 59841016Sdfr if (test_kbd_port(kbdc) != 0) { 59941016Sdfr if (verbose) 60041016Sdfr log(LOG_ERR, "psm: keyboard port failed.\n"); 60141016Sdfr } 60241016Sdfr#endif 60341016Sdfr} 60441016Sdfr 60541016Sdfrstatic int 60641016Sdfrrestore_controller(KBDC kbdc, int command_byte) 60741016Sdfr{ 60841016Sdfr empty_both_buffers(kbdc, 10); 60941016Sdfr 61041016Sdfr if (!set_controller_command_byte(kbdc, 0xff, command_byte)) { 61141016Sdfr log(LOG_ERR, "psm: failed to restore the keyboard controller " 61241016Sdfr "command byte.\n"); 61341016Sdfr return FALSE; 61441016Sdfr } else { 61541016Sdfr return TRUE; 61641016Sdfr } 61741016Sdfr} 61841016Sdfr 61945789Speter#ifdef PSM_RESETAFTERSUSPEND 62041016Sdfr/* 62141016Sdfr * Re-initialize the aux port and device. The aux port must be enabled 62241016Sdfr * and its interrupt must be disabled before calling this routine. 62341016Sdfr * The aux device will be disabled before returning. 62441016Sdfr * The keyboard controller must be locked via `kbdc_lock()' before 62541016Sdfr * calling this routine. 62641016Sdfr */ 62741016Sdfrstatic int 62841016Sdfrreinitialize(int unit, mousemode_t *mode) 62941016Sdfr{ 63041016Sdfr struct psm_softc *sc = PSM_SOFTC(unit); 63141016Sdfr KBDC kbdc = sc->kbdc; 63241016Sdfr int stat[3]; 63341016Sdfr int i; 63441016Sdfr 63541016Sdfr switch((i = test_aux_port(kbdc))) { 63641016Sdfr case 1: /* ignore this error */ 63741016Sdfr case PSM_ACK: 63841016Sdfr if (verbose) 63941016Sdfr log(LOG_DEBUG, "psm%d: strange result for test aux port (%d).\n", 64041016Sdfr unit, i); 64141016Sdfr /* fall though */ 64241016Sdfr case 0: /* no error */ 64341016Sdfr break; 64441016Sdfr case -1: /* time out */ 64541016Sdfr default: /* error */ 64641016Sdfr recover_from_error(kbdc); 64745789Speter if (sc->config & PSM_CONFIG_IGNPORTERROR) 64845789Speter break; 64941016Sdfr log(LOG_ERR, "psm%d: the aux port is not functioning (%d).\n", 65041016Sdfr unit, i); 65141016Sdfr return FALSE; 65241016Sdfr } 65341016Sdfr 65445789Speter if (sc->config & PSM_CONFIG_NORESET) { 65545789Speter /* 65645789Speter * Don't try to reset the pointing device. It may possibly be 65745789Speter * left in the unknown state, though... 65845789Speter */ 65945789Speter } else { 66045789Speter /* 66145789Speter * NOTE: some controllers appears to hang the `keyboard' when 66245789Speter * the aux port doesn't exist and `PSMC_RESET_DEV' is issued. 66345789Speter */ 66445789Speter if (!reset_aux_dev(kbdc)) { 66545789Speter recover_from_error(kbdc); 66645789Speter log(LOG_ERR, "psm%d: failed to reset the aux device.\n", unit); 66745789Speter return FALSE; 66845789Speter } 66941016Sdfr } 67041016Sdfr 67141016Sdfr /* 67241016Sdfr * both the aux port and the aux device is functioning, see 67341016Sdfr * if the device can be enabled. 67441016Sdfr */ 67541016Sdfr if (!enable_aux_dev(kbdc) || !disable_aux_dev(kbdc)) { 67641016Sdfr log(LOG_ERR, "psm%d: failed to enable the aux device.\n", unit); 67741016Sdfr return FALSE; 67841016Sdfr } 67941016Sdfr empty_both_buffers(kbdc, 10); /* remove stray data if any */ 68041016Sdfr 68145789Speter if (sc->config & PSM_CONFIG_NOIDPROBE) { 68245789Speter i = GENERIC_MOUSE_ENTRY; 68345789Speter } else { 68445789Speter /* FIXME: hardware ID, mouse buttons? */ 68541016Sdfr 68645789Speter /* other parameters */ 68745789Speter for (i = 0; vendortype[i].probefunc != NULL; ++i) { 68845789Speter if ((*vendortype[i].probefunc)(sc)) { 68945789Speter if (verbose >= 2) 69045789Speter log(LOG_ERR, "psm%d: found %s\n", 69145789Speter unit, model_name(vendortype[i].model)); 69245789Speter break; 69345789Speter } 69441016Sdfr } 69541016Sdfr } 69641016Sdfr 69741016Sdfr sc->hw.model = vendortype[i].model; 69841016Sdfr sc->mode.packetsize = vendortype[i].packetsize; 69941016Sdfr 70041016Sdfr /* set mouse parameters */ 70141016Sdfr if (mode != (mousemode_t *)NULL) { 70241016Sdfr if (mode->rate > 0) 70341016Sdfr mode->rate = set_mouse_sampling_rate(kbdc, mode->rate); 70441016Sdfr if (mode->resolution >= 0) 70541016Sdfr mode->resolution = set_mouse_resolution(kbdc, mode->resolution); 70641016Sdfr set_mouse_scaling(kbdc, 1); 70741016Sdfr set_mouse_mode(kbdc); 70841016Sdfr } 70941016Sdfr 71041016Sdfr /* request a data packet and extract sync. bits */ 71141016Sdfr if (get_mouse_status(kbdc, stat, 1, 3) < 3) { 71241016Sdfr log(LOG_DEBUG, "psm%d: failed to get data (reinitialize).\n", unit); 71341016Sdfr sc->mode.syncmask[0] = 0; 71441016Sdfr } else { 71541016Sdfr sc->mode.syncmask[1] = stat[0] & sc->mode.syncmask[0]; /* syncbits */ 71641016Sdfr /* the NetScroll Mouse will send three more bytes... Ignore them */ 71741016Sdfr empty_aux_buffer(kbdc, 5); 71841016Sdfr } 71941016Sdfr 72041016Sdfr /* just check the status of the mouse */ 72141016Sdfr if (get_mouse_status(kbdc, stat, 0, 3) < 3) 72241016Sdfr log(LOG_DEBUG, "psm%d: failed to get status (reinitialize).\n", unit); 72341016Sdfr 72441016Sdfr return TRUE; 72541016Sdfr} 72645789Speter#endif /* PSM_RESETAFTERSUSPEND */ 72741016Sdfr 72841016Sdfrstatic int 72941016Sdfrdoopen(int unit, int command_byte) 73041016Sdfr{ 73141016Sdfr struct psm_softc *sc = PSM_SOFTC(unit); 73241016Sdfr int stat[3]; 73341016Sdfr 73441016Sdfr /* enable the mouse device */ 73541016Sdfr if (!enable_aux_dev(sc->kbdc)) { 73641016Sdfr /* MOUSE ERROR: failed to enable the mouse because: 73741016Sdfr * 1) the mouse is faulty, 73841016Sdfr * 2) the mouse has been removed(!?) 73941016Sdfr * In the latter case, the keyboard may have hung, and need 74041016Sdfr * recovery procedure... 74141016Sdfr */ 74241016Sdfr recover_from_error(sc->kbdc); 74341016Sdfr#if 0 74441016Sdfr /* FIXME: we could reset the mouse here and try to enable 74541016Sdfr * it again. But it will take long time and it's not a good 74641016Sdfr * idea to disable the keyboard that long... 74741016Sdfr */ 74841016Sdfr if (!reinitialize(unit, &sc->mode) || !enable_aux_dev(sc->kbdc)) { 74941016Sdfr recover_from_error(sc->kbdc); 75041016Sdfr#else 75141016Sdfr { 75241016Sdfr#endif 75341016Sdfr restore_controller(sc->kbdc, command_byte); 75441016Sdfr /* mark this device is no longer available */ 75541016Sdfr sc->state &= ~PSM_VALID; 75641016Sdfr log(LOG_ERR, "psm%d: failed to enable the device (doopen).\n", 75741016Sdfr unit); 75841016Sdfr return (EIO); 75941016Sdfr } 76041016Sdfr } 76141016Sdfr 76241016Sdfr if (get_mouse_status(sc->kbdc, stat, 0, 3) < 3) 76341016Sdfr log(LOG_DEBUG, "psm%d: failed to get status (doopen).\n", unit); 76441016Sdfr 76541016Sdfr /* enable the aux port and interrupt */ 76641016Sdfr if (!set_controller_command_byte(sc->kbdc, 76741016Sdfr kbdc_get_device_mask(sc->kbdc), 76841016Sdfr (command_byte & KBD_KBD_CONTROL_BITS) 76941016Sdfr | KBD_ENABLE_AUX_PORT | KBD_ENABLE_AUX_INT)) { 77041016Sdfr /* CONTROLLER ERROR */ 77141016Sdfr disable_aux_dev(sc->kbdc); 77241016Sdfr restore_controller(sc->kbdc, command_byte); 77341016Sdfr log(LOG_ERR, "psm%d: failed to enable the aux interrupt (doopen).\n", 77441016Sdfr unit); 77541016Sdfr return (EIO); 77641016Sdfr } 77741016Sdfr 77841016Sdfr return (0); 77941016Sdfr} 78041016Sdfr 78141016Sdfr/* psm driver entry points */ 78241016Sdfr 78341016Sdfr#define endprobe(v) { if (bootverbose) \ 78441016Sdfr --verbose; \ 78541016Sdfr kbdc_set_device_mask(sc->kbdc, mask); \ 78641016Sdfr kbdc_lock(sc->kbdc, FALSE); \ 78741016Sdfr free(sc, M_DEVBUF); \ 78841016Sdfr return (v); \ 78941016Sdfr } 79041016Sdfr 79141016Sdfrstatic int 79241016Sdfrpsmprobe(device_t dev) 79341016Sdfr{ 79441016Sdfr int unit = device_get_unit(dev); 79541016Sdfr struct psm_softc *sc = device_get_softc(dev); 79645720Speter uintptr_t port; 79745720Speter uintptr_t flags; 79841016Sdfr int stat[3]; 79941016Sdfr int command_byte; 80041016Sdfr int mask; 80141016Sdfr int i; 80241016Sdfr 80341016Sdfr#if 0 80441016Sdfr kbdc_debug(TRUE); 80541016Sdfr#endif 80643105Sdfr BUS_READ_IVAR(device_get_parent(dev), dev, KBDC_IVAR_PORT, &port); 80743105Sdfr BUS_READ_IVAR(device_get_parent(dev), dev, KBDC_IVAR_FLAGS, &flags); 80843105Sdfr 80943105Sdfr sc->addr = port; 81041016Sdfr sc->kbdc = kbdc_open(sc->addr); 81143105Sdfr sc->config = flags & PSM_CONFIG_FLAGS; 81241016Sdfr sc->flags = 0; 81341016Sdfr if (bootverbose) 81441016Sdfr ++verbose; 81541016Sdfr 81643105Sdfr device_set_desc(dev, "PS/2 Mouse"); 81743105Sdfr 81841016Sdfr if (!kbdc_lock(sc->kbdc, TRUE)) { 81941016Sdfr printf("psm%d: unable to lock the controller.\n", unit); 82041016Sdfr if (bootverbose) 82141016Sdfr --verbose; 82241016Sdfr return (ENXIO); 82341016Sdfr } 82441016Sdfr 82541016Sdfr /* 82641016Sdfr * NOTE: two bits in the command byte controls the operation of the 82741016Sdfr * aux port (mouse port): the aux port disable bit (bit 5) and the aux 82841016Sdfr * port interrupt (IRQ 12) enable bit (bit 2). 82941016Sdfr */ 83041016Sdfr 83141016Sdfr /* discard anything left after the keyboard initialization */ 83241016Sdfr empty_both_buffers(sc->kbdc, 10); 83341016Sdfr 83441016Sdfr /* save the current command byte; it will be used later */ 83541016Sdfr mask = kbdc_get_device_mask(sc->kbdc) & ~KBD_AUX_CONTROL_BITS; 83641016Sdfr command_byte = get_controller_command_byte(sc->kbdc); 83741016Sdfr if (verbose) 83841016Sdfr printf("psm%d: current command byte:%04x\n", unit, command_byte); 83941016Sdfr if (command_byte == -1) { 84041016Sdfr /* CONTROLLER ERROR */ 84141016Sdfr printf("psm%d: unable to get the current command byte value.\n", 84241016Sdfr unit); 84341016Sdfr endprobe(ENXIO); 84441016Sdfr } 84541016Sdfr 84641016Sdfr /* 84741016Sdfr * disable the keyboard port while probing the aux port, which must be 84841016Sdfr * enabled during this routine 84941016Sdfr */ 85041016Sdfr if (!set_controller_command_byte(sc->kbdc, 85141016Sdfr KBD_KBD_CONTROL_BITS | KBD_AUX_CONTROL_BITS, 85241016Sdfr KBD_DISABLE_KBD_PORT | KBD_DISABLE_KBD_INT 85341016Sdfr | KBD_ENABLE_AUX_PORT | KBD_DISABLE_AUX_INT)) { 85441016Sdfr /* 85541016Sdfr * this is CONTROLLER ERROR; I don't know how to recover 85641016Sdfr * from this error... 85741016Sdfr */ 85841016Sdfr restore_controller(sc->kbdc, command_byte); 85941016Sdfr printf("psm%d: unable to set the command byte.\n", unit); 86041016Sdfr endprobe(ENXIO); 86141016Sdfr } 86245789Speter write_controller_command(sc->kbdc, KBDC_ENABLE_AUX_PORT); 86341016Sdfr 86441016Sdfr /* 86541016Sdfr * NOTE: `test_aux_port()' is designed to return with zero if the aux 86641016Sdfr * port exists and is functioning. However, some controllers appears 86741016Sdfr * to respond with zero even when the aux port doesn't exist. (It may 86841016Sdfr * be that this is only the case when the controller DOES have the aux 86941016Sdfr * port but the port is not wired on the motherboard.) The keyboard 87041016Sdfr * controllers without the port, such as the original AT, are 87141016Sdfr * supporsed to return with an error code or simply time out. In any 87241016Sdfr * case, we have to continue probing the port even when the controller 87341016Sdfr * passes this test. 87441016Sdfr * 87541016Sdfr * XXX: some controllers erroneously return the error code 1 when 87641016Sdfr * it has the perfectly functional aux port. We have to ignore this 87741016Sdfr * error code. Even if the controller HAS error with the aux port, 87841016Sdfr * it will be detected later... 87941016Sdfr * XXX: another incompatible controller returns PSM_ACK (0xfa)... 88041016Sdfr */ 88141016Sdfr switch ((i = test_aux_port(sc->kbdc))) { 88241016Sdfr case 1: /* ignore this error */ 88341016Sdfr case PSM_ACK: 88441016Sdfr if (verbose) 88541016Sdfr printf("psm%d: strange result for test aux port (%d).\n", 88641016Sdfr unit, i); 88741016Sdfr /* fall though */ 88841016Sdfr case 0: /* no error */ 88941016Sdfr break; 89041016Sdfr case -1: /* time out */ 89141016Sdfr default: /* error */ 89241016Sdfr recover_from_error(sc->kbdc); 89345789Speter if (sc->config & PSM_CONFIG_IGNPORTERROR) 89445789Speter break; 89541016Sdfr restore_controller(sc->kbdc, command_byte); 89641016Sdfr if (verbose) 89741016Sdfr printf("psm%d: the aux port is not functioning (%d).\n", 89841016Sdfr unit, i); 89941016Sdfr endprobe(ENXIO); 90041016Sdfr } 90141016Sdfr 90245789Speter if (sc->config & PSM_CONFIG_NORESET) { 90345789Speter /* 90445789Speter * Don't try to reset the pointing device. It may possibly be 90545789Speter * left in the unknown state, though... 90645789Speter */ 90745789Speter } else { 90845789Speter /* 90945789Speter * NOTE: some controllers appears to hang the `keyboard' when the aux 91045789Speter * port doesn't exist and `PSMC_RESET_DEV' is issued. 91145789Speter */ 91245789Speter if (!reset_aux_dev(sc->kbdc)) { 91345789Speter recover_from_error(sc->kbdc); 91445789Speter restore_controller(sc->kbdc, command_byte); 91545789Speter if (verbose) 91645789Speter printf("psm%d: failed to reset the aux device.\n", unit); 91745789Speter endprobe(ENXIO); 91845789Speter } 91941016Sdfr } 92045789Speter 92141016Sdfr /* 92241016Sdfr * both the aux port and the aux device is functioning, see if the 92341016Sdfr * device can be enabled. NOTE: when enabled, the device will start 92441016Sdfr * sending data; we shall immediately disable the device once we know 92541016Sdfr * the device can be enabled. 92641016Sdfr */ 92741016Sdfr if (!enable_aux_dev(sc->kbdc) || !disable_aux_dev(sc->kbdc)) { 92845789Speter /* MOUSE ERROR */ 92945789Speter recover_from_error(sc->kbdc); 93045789Speter restore_controller(sc->kbdc, command_byte); 93145789Speter if (verbose) 93245789Speter printf("psm%d: failed to enable the aux device.\n", unit); 93341016Sdfr endprobe(ENXIO); 93441016Sdfr } 93541016Sdfr 93641016Sdfr /* save the default values after reset */ 93741016Sdfr if (get_mouse_status(sc->kbdc, stat, 0, 3) >= 3) { 93841016Sdfr sc->dflt_mode.rate = sc->mode.rate = stat[2]; 93941016Sdfr sc->dflt_mode.resolution = sc->mode.resolution = stat[1]; 94041016Sdfr } else { 94141016Sdfr sc->dflt_mode.rate = sc->mode.rate = -1; 94241016Sdfr sc->dflt_mode.resolution = sc->mode.resolution = -1; 94341016Sdfr } 94441016Sdfr 94541016Sdfr /* hardware information */ 94641016Sdfr sc->hw.iftype = MOUSE_IF_PS2; 94741016Sdfr 94841016Sdfr /* verify the device is a mouse */ 94941016Sdfr sc->hw.hwid = get_aux_id(sc->kbdc); 95041016Sdfr if (!is_a_mouse(sc->hw.hwid)) { 95141016Sdfr restore_controller(sc->kbdc, command_byte); 95241016Sdfr if (verbose) 95341016Sdfr printf("psm%d: unknown device type (%d).\n", unit, sc->hw.hwid); 95441016Sdfr endprobe(ENXIO); 95541016Sdfr } 95641016Sdfr switch (sc->hw.hwid) { 95741016Sdfr case PSM_BALLPOINT_ID: 95841016Sdfr sc->hw.type = MOUSE_TRACKBALL; 95941016Sdfr break; 96041016Sdfr case PSM_MOUSE_ID: 96141016Sdfr case PSM_INTELLI_ID: 96241016Sdfr sc->hw.type = MOUSE_MOUSE; 96341016Sdfr break; 96441016Sdfr default: 96541016Sdfr sc->hw.type = MOUSE_UNKNOWN; 96641016Sdfr break; 96741016Sdfr } 96841016Sdfr 96945789Speter if (sc->config & PSM_CONFIG_NOIDPROBE) { 97045789Speter sc->hw.buttons = 2; 97145789Speter i = GENERIC_MOUSE_ENTRY; 97245789Speter } else { 97345789Speter /* # of buttons */ 97445789Speter sc->hw.buttons = get_mouse_buttons(sc->kbdc); 97541016Sdfr 97645789Speter /* other parameters */ 97745789Speter for (i = 0; vendortype[i].probefunc != NULL; ++i) { 97845789Speter if ((*vendortype[i].probefunc)(sc)) { 97945789Speter if (verbose >= 2) 98045789Speter printf("psm%d: found %s\n", 98145789Speter unit, model_name(vendortype[i].model)); 98245789Speter break; 98345789Speter } 98441016Sdfr } 98541016Sdfr } 98641016Sdfr 98741016Sdfr sc->hw.model = vendortype[i].model; 98841016Sdfr 98941016Sdfr sc->dflt_mode.level = PSM_LEVEL_BASE; 99041016Sdfr sc->dflt_mode.packetsize = MOUSE_PS2_PACKETSIZE; 99141016Sdfr sc->dflt_mode.accelfactor = (sc->config & PSM_CONFIG_ACCEL) >> 4; 99241016Sdfr if (sc->config & PSM_CONFIG_NOCHECKSYNC) 99341016Sdfr sc->dflt_mode.syncmask[0] = 0; 99441016Sdfr else 99541016Sdfr sc->dflt_mode.syncmask[0] = vendortype[i].syncmask; 99645789Speter if (sc->config & PSM_CONFIG_FORCETAP) 99745789Speter sc->mode.syncmask[0] &= ~MOUSE_PS2_TAP; 99841016Sdfr sc->dflt_mode.syncmask[1] = 0; /* syncbits */ 99941016Sdfr sc->mode = sc->dflt_mode; 100041016Sdfr sc->mode.packetsize = vendortype[i].packetsize; 100141016Sdfr 100241016Sdfr /* set mouse parameters */ 100348773Syokota#if 0 100448773Syokota /* 100548773Syokota * A version of Logitech FirstMouse+ won't report wheel movement, 100648773Syokota * if SET_DEFAULTS is sent... Don't use this command. 100748773Syokota * This fix was found by Takashi Nishida. 100848773Syokota */ 100941016Sdfr i = send_aux_command(sc->kbdc, PSMC_SET_DEFAULTS); 101041016Sdfr if (verbose >= 2) 101141016Sdfr printf("psm%d: SET_DEFAULTS return code:%04x\n", unit, i); 101248773Syokota#endif 101341016Sdfr if (sc->config & PSM_CONFIG_RESOLUTION) { 101441016Sdfr sc->mode.resolution 101541016Sdfr = set_mouse_resolution(sc->kbdc, 101648773Syokota (sc->config & PSM_CONFIG_RESOLUTION) - 1); 101748773Syokota } else if (sc->mode.resolution >= 0) { 101848773Syokota sc->mode.resolution 101948773Syokota = set_mouse_resolution(sc->kbdc, sc->dflt_mode.resolution); 102041016Sdfr } 102148773Syokota if (sc->mode.rate > 0) { 102248773Syokota sc->mode.rate = set_mouse_sampling_rate(sc->kbdc, sc->dflt_mode.rate); 102348773Syokota } 102448773Syokota set_mouse_scaling(sc->kbdc, 1); 102541016Sdfr 102641016Sdfr /* request a data packet and extract sync. bits */ 102741016Sdfr if (get_mouse_status(sc->kbdc, stat, 1, 3) < 3) { 102841016Sdfr printf("psm%d: failed to get data.\n", unit); 102941016Sdfr sc->mode.syncmask[0] = 0; 103041016Sdfr } else { 103141016Sdfr sc->mode.syncmask[1] = stat[0] & sc->mode.syncmask[0]; /* syncbits */ 103241016Sdfr /* the NetScroll Mouse will send three more bytes... Ignore them */ 103341016Sdfr empty_aux_buffer(sc->kbdc, 5); 103441016Sdfr } 103541016Sdfr 103641016Sdfr /* just check the status of the mouse */ 103741016Sdfr /* 103841016Sdfr * NOTE: XXX there are some arcane controller/mouse combinations out 103941016Sdfr * there, which hung the controller unless there is data transmission 104041016Sdfr * after ACK from the mouse. 104141016Sdfr */ 104241016Sdfr if (get_mouse_status(sc->kbdc, stat, 0, 3) < 3) { 104341016Sdfr printf("psm%d: failed to get status.\n", unit); 104441016Sdfr } else { 104541016Sdfr /* 104641016Sdfr * When in its native mode, some mice operate with different 104741016Sdfr * default parameters than in the PS/2 compatible mode. 104841016Sdfr */ 104941016Sdfr sc->dflt_mode.rate = sc->mode.rate = stat[2]; 105041016Sdfr sc->dflt_mode.resolution = sc->mode.resolution = stat[1]; 105141016Sdfr } 105241016Sdfr 105341016Sdfr /* disable the aux port for now... */ 105441016Sdfr if (!set_controller_command_byte(sc->kbdc, 105541016Sdfr KBD_KBD_CONTROL_BITS | KBD_AUX_CONTROL_BITS, 105641016Sdfr (command_byte & KBD_KBD_CONTROL_BITS) 105741016Sdfr | KBD_DISABLE_AUX_PORT | KBD_DISABLE_AUX_INT)) { 105841016Sdfr /* 105941016Sdfr * this is CONTROLLER ERROR; I don't know the proper way to 106041016Sdfr * recover from this error... 106141016Sdfr */ 106241016Sdfr restore_controller(sc->kbdc, command_byte); 106341016Sdfr printf("psm%d: unable to set the command byte.\n", unit); 106441016Sdfr endprobe(ENXIO); 106541016Sdfr } 106641016Sdfr 106741016Sdfr /* done */ 106841016Sdfr kbdc_set_device_mask(sc->kbdc, mask | KBD_AUX_CONTROL_BITS); 106941016Sdfr kbdc_lock(sc->kbdc, FALSE); 107041016Sdfr return (0); 107141016Sdfr} 107241016Sdfr 107341016Sdfrstatic int 107441016Sdfrpsmattach(device_t dev) 107541016Sdfr{ 107641016Sdfr int unit = device_get_unit(dev); 107741016Sdfr struct psm_softc *sc = device_get_softc(dev); 107841016Sdfr void *ih; 107941181Sdfr struct resource *res; 108045720Speter uintptr_t irq; 108141181Sdfr int zero = 0; 108241016Sdfr 108341016Sdfr if (sc == NULL) /* shouldn't happen */ 108441016Sdfr return (ENXIO); 108541016Sdfr 108641016Sdfr /* Setup initial state */ 108741016Sdfr sc->state = PSM_VALID; 108841016Sdfr 108941016Sdfr /* Done */ 109041016Sdfr#ifdef DEVFS 109141016Sdfr sc->devfs_token = 109241016Sdfr devfs_add_devswf(&psm_cdevsw, PSM_MKMINOR(unit, FALSE), 109341016Sdfr DV_CHR, 0, 0, 0666, "psm%d", unit); 109441016Sdfr sc->b_devfs_token = 109541016Sdfr devfs_add_devswf(&psm_cdevsw, PSM_MKMINOR(unit, TRUE), 109641016Sdfr DV_CHR, 0, 0, 0666, "bpsm%d", unit); 109741016Sdfr#endif /* DEVFS */ 109841016Sdfr 109941016Sdfr#ifdef PSM_HOOKAPM 110041016Sdfr sc->resumehook.ah_name = "PS/2 mouse"; 110141016Sdfr sc->resumehook.ah_fun = psmresume; 110241016Sdfr sc->resumehook.ah_arg = (void *)unit; 110341016Sdfr sc->resumehook.ah_order = APM_MID_ORDER; 110441016Sdfr apm_hook_establish(APM_HOOK_RESUME , &sc->resumehook); 110541016Sdfr if (verbose) 110641016Sdfr printf("psm%d: APM hooks installed.\n", unit); 110741016Sdfr#endif /* PSM_HOOKAPM */ 110841016Sdfr 110941016Sdfr if (!verbose) { 111041016Sdfr printf("psm%d: model %s, device ID %d\n", 111148778Syokota unit, model_name(sc->hw.model), sc->hw.hwid & 0x00ff); 111241016Sdfr } else { 111348778Syokota printf("psm%d: model %s, device ID %d-%02x, %d buttons\n", 111448778Syokota unit, model_name(sc->hw.model), 111548778Syokota sc->hw.hwid & 0x00ff, sc->hw.hwid >> 8, sc->hw.buttons); 111641016Sdfr printf("psm%d: config:%08x, flags:%08x, packet size:%d\n", 111741016Sdfr unit, sc->config, sc->flags, sc->mode.packetsize); 111841016Sdfr printf("psm%d: syncmask:%02x, syncbits:%02x\n", 111941016Sdfr unit, sc->mode.syncmask[0], sc->mode.syncmask[1]); 112041016Sdfr } 112141016Sdfr 112241016Sdfr if (bootverbose) 112341016Sdfr --verbose; 112441016Sdfr 112543105Sdfr BUS_READ_IVAR(device_get_parent(dev), dev, KBDC_IVAR_IRQ, &irq); 112643105Sdfr res = bus_alloc_resource(dev, SYS_RES_IRQ, &zero, irq, irq, 1, 112741181Sdfr RF_SHAREABLE | RF_ACTIVE); 112846743Sdfr BUS_SETUP_INTR(device_get_parent(dev), dev, res, INTR_TYPE_TTY, 112946743Sdfr psmintr, sc, &ih); 113041016Sdfr 113141016Sdfr return (0); 113241016Sdfr} 113341016Sdfr 113441016Sdfrstatic int 113541016Sdfrpsmopen(dev_t dev, int flag, int fmt, struct proc *p) 113641016Sdfr{ 113741016Sdfr int unit = PSM_UNIT(dev); 113841016Sdfr struct psm_softc *sc; 113941016Sdfr int command_byte; 114041016Sdfr int err; 114141016Sdfr int s; 114241016Sdfr 114341016Sdfr /* Validate unit number */ 114441016Sdfr if (unit >= NPSM) 114541016Sdfr return (ENXIO); 114641016Sdfr 114741016Sdfr /* Get device data */ 114841016Sdfr sc = PSM_SOFTC(unit); 114941016Sdfr if ((sc == NULL) || (sc->state & PSM_VALID) == 0) 115041016Sdfr /* the device is no longer valid/functioning */ 115141016Sdfr return (ENXIO); 115241016Sdfr 115341016Sdfr /* Disallow multiple opens */ 115441016Sdfr if (sc->state & PSM_OPEN) 115541016Sdfr return (EBUSY); 115641016Sdfr 115741016Sdfr device_busy(devclass_get_device(psm_devclass, unit)); 115841016Sdfr 115941016Sdfr /* Initialize state */ 116041016Sdfr sc->rsel.si_flags = 0; 116141016Sdfr sc->rsel.si_pid = 0; 116241016Sdfr sc->mode.level = sc->dflt_mode.level; 116341016Sdfr sc->mode.protocol = sc->dflt_mode.protocol; 116441016Sdfr 116541016Sdfr /* flush the event queue */ 116641016Sdfr sc->queue.count = 0; 116741016Sdfr sc->queue.head = 0; 116841016Sdfr sc->queue.tail = 0; 116941016Sdfr sc->status.flags = 0; 117041016Sdfr sc->status.button = 0; 117141016Sdfr sc->status.obutton = 0; 117241016Sdfr sc->status.dx = 0; 117341016Sdfr sc->status.dy = 0; 117441016Sdfr sc->status.dz = 0; 117541016Sdfr sc->button = 0; 117641016Sdfr 117741016Sdfr /* empty input buffer */ 117841016Sdfr bzero(sc->ipacket, sizeof(sc->ipacket)); 117941016Sdfr sc->inputbytes = 0; 118041016Sdfr 118141016Sdfr /* don't let timeout routines in the keyboard driver to poll the kbdc */ 118241016Sdfr if (!kbdc_lock(sc->kbdc, TRUE)) 118341016Sdfr return (EIO); 118441016Sdfr 118541016Sdfr /* save the current controller command byte */ 118641016Sdfr s = spltty(); 118741016Sdfr command_byte = get_controller_command_byte(sc->kbdc); 118841016Sdfr 118941016Sdfr /* enable the aux port and temporalily disable the keyboard */ 119041016Sdfr if ((command_byte == -1) 119141016Sdfr || !set_controller_command_byte(sc->kbdc, 119241016Sdfr kbdc_get_device_mask(sc->kbdc), 119341016Sdfr KBD_DISABLE_KBD_PORT | KBD_DISABLE_KBD_INT 119441016Sdfr | KBD_ENABLE_AUX_PORT | KBD_DISABLE_AUX_INT)) { 119541016Sdfr /* CONTROLLER ERROR; do you know how to get out of this? */ 119641016Sdfr kbdc_lock(sc->kbdc, FALSE); 119741016Sdfr splx(s); 119841016Sdfr log(LOG_ERR, "psm%d: unable to set the command byte (psmopen).\n", 119941016Sdfr unit); 120041016Sdfr return (EIO); 120141016Sdfr } 120241016Sdfr /* 120341016Sdfr * Now that the keyboard controller is told not to generate 120441016Sdfr * the keyboard and mouse interrupts, call `splx()' to allow 120541016Sdfr * the other tty interrupts. The clock interrupt may also occur, 120641016Sdfr * but timeout routines will be blocked by the poll flag set 120741016Sdfr * via `kbdc_lock()' 120841016Sdfr */ 120941016Sdfr splx(s); 121041016Sdfr 121141016Sdfr /* enable the mouse device */ 121241016Sdfr err = doopen(unit, command_byte); 121341016Sdfr 121441016Sdfr /* done */ 121541016Sdfr if (err == 0) 121641016Sdfr sc->state |= PSM_OPEN; 121741016Sdfr kbdc_lock(sc->kbdc, FALSE); 121841016Sdfr return (err); 121941016Sdfr} 122041016Sdfr 122141016Sdfrstatic int 122241016Sdfrpsmclose(dev_t dev, int flag, int fmt, struct proc *p) 122341016Sdfr{ 122441016Sdfr int unit = PSM_UNIT(dev); 122541016Sdfr struct psm_softc *sc = PSM_SOFTC(unit); 122641016Sdfr int stat[3]; 122741016Sdfr int command_byte; 122841016Sdfr int s; 122941016Sdfr 123041016Sdfr /* don't let timeout routines in the keyboard driver to poll the kbdc */ 123141016Sdfr if (!kbdc_lock(sc->kbdc, TRUE)) 123241016Sdfr return (EIO); 123341016Sdfr 123441016Sdfr /* save the current controller command byte */ 123541016Sdfr s = spltty(); 123641016Sdfr command_byte = get_controller_command_byte(sc->kbdc); 123741016Sdfr if (command_byte == -1) { 123841016Sdfr kbdc_lock(sc->kbdc, FALSE); 123941016Sdfr splx(s); 124041016Sdfr return (EIO); 124141016Sdfr } 124241016Sdfr 124341016Sdfr /* disable the aux interrupt and temporalily disable the keyboard */ 124441016Sdfr if (!set_controller_command_byte(sc->kbdc, 124541016Sdfr kbdc_get_device_mask(sc->kbdc), 124641016Sdfr KBD_DISABLE_KBD_PORT | KBD_DISABLE_KBD_INT 124741016Sdfr | KBD_ENABLE_AUX_PORT | KBD_DISABLE_AUX_INT)) { 124841016Sdfr log(LOG_ERR, "psm%d: failed to disable the aux int (psmclose).\n", 124941016Sdfr PSM_UNIT(dev)); 125041016Sdfr /* CONTROLLER ERROR; 125141016Sdfr * NOTE: we shall force our way through. Because the only 125241016Sdfr * ill effect we shall see is that we may not be able 125341016Sdfr * to read ACK from the mouse, and it doesn't matter much 125441016Sdfr * so long as the mouse will accept the DISABLE command. 125541016Sdfr */ 125641016Sdfr } 125741016Sdfr splx(s); 125841016Sdfr 125941016Sdfr /* remove anything left in the output buffer */ 126041016Sdfr empty_aux_buffer(sc->kbdc, 10); 126141016Sdfr 126241016Sdfr /* disable the aux device, port and interrupt */ 126341016Sdfr if (sc->state & PSM_VALID) { 126441016Sdfr if (!disable_aux_dev(sc->kbdc)) { 126541016Sdfr /* MOUSE ERROR; 126641016Sdfr * NOTE: we don't return error and continue, pretending 126741016Sdfr * we have successfully disabled the device. It's OK because 126841016Sdfr * the interrupt routine will discard any data from the mouse 126941016Sdfr * hereafter. 127041016Sdfr */ 127141016Sdfr log(LOG_ERR, "psm%d: failed to disable the device (psmclose).\n", 127241016Sdfr PSM_UNIT(dev)); 127341016Sdfr } 127441016Sdfr 127541016Sdfr if (get_mouse_status(sc->kbdc, stat, 0, 3) < 3) 127641016Sdfr log(LOG_DEBUG, "psm%d: failed to get status (psmclose).\n", 127741016Sdfr PSM_UNIT(dev)); 127841016Sdfr } 127941016Sdfr 128041016Sdfr if (!set_controller_command_byte(sc->kbdc, 128141016Sdfr kbdc_get_device_mask(sc->kbdc), 128241016Sdfr (command_byte & KBD_KBD_CONTROL_BITS) 128341016Sdfr | KBD_DISABLE_AUX_PORT | KBD_DISABLE_AUX_INT)) { 128441016Sdfr /* CONTROLLER ERROR; 128541016Sdfr * we shall ignore this error; see the above comment. 128641016Sdfr */ 128741016Sdfr log(LOG_ERR, "psm%d: failed to disable the aux port (psmclose).\n", 128841016Sdfr PSM_UNIT(dev)); 128941016Sdfr } 129041016Sdfr 129141016Sdfr /* remove anything left in the output buffer */ 129241016Sdfr empty_aux_buffer(sc->kbdc, 10); 129341016Sdfr 129441016Sdfr /* close is almost always successful */ 129541016Sdfr sc->state &= ~PSM_OPEN; 129641016Sdfr kbdc_lock(sc->kbdc, FALSE); 129741016Sdfr device_unbusy(devclass_get_device(psm_devclass, unit)); 129841016Sdfr return (0); 129941016Sdfr} 130041016Sdfr 130141016Sdfrstatic int 130241016Sdfrtame_mouse(struct psm_softc *sc, mousestatus_t *status, unsigned char *buf) 130341016Sdfr{ 130441016Sdfr static unsigned char butmapps2[8] = { 130541016Sdfr 0, 130641016Sdfr MOUSE_PS2_BUTTON1DOWN, 130741016Sdfr MOUSE_PS2_BUTTON2DOWN, 130841016Sdfr MOUSE_PS2_BUTTON1DOWN | MOUSE_PS2_BUTTON2DOWN, 130941016Sdfr MOUSE_PS2_BUTTON3DOWN, 131041016Sdfr MOUSE_PS2_BUTTON1DOWN | MOUSE_PS2_BUTTON3DOWN, 131141016Sdfr MOUSE_PS2_BUTTON2DOWN | MOUSE_PS2_BUTTON3DOWN, 131241016Sdfr MOUSE_PS2_BUTTON1DOWN | MOUSE_PS2_BUTTON2DOWN | MOUSE_PS2_BUTTON3DOWN, 131341016Sdfr }; 131441016Sdfr static unsigned char butmapmsc[8] = { 131541016Sdfr MOUSE_MSC_BUTTON1UP | MOUSE_MSC_BUTTON2UP | MOUSE_MSC_BUTTON3UP, 131641016Sdfr MOUSE_MSC_BUTTON2UP | MOUSE_MSC_BUTTON3UP, 131741016Sdfr MOUSE_MSC_BUTTON1UP | MOUSE_MSC_BUTTON3UP, 131841016Sdfr MOUSE_MSC_BUTTON3UP, 131941016Sdfr MOUSE_MSC_BUTTON1UP | MOUSE_MSC_BUTTON2UP, 132041016Sdfr MOUSE_MSC_BUTTON2UP, 132141016Sdfr MOUSE_MSC_BUTTON1UP, 132241016Sdfr 0, 132341016Sdfr }; 132441016Sdfr int mapped; 132541016Sdfr int i; 132641016Sdfr 132741016Sdfr if (sc->mode.level == PSM_LEVEL_BASE) { 132841016Sdfr mapped = status->button & ~MOUSE_BUTTON4DOWN; 132941016Sdfr if (status->button & MOUSE_BUTTON4DOWN) 133041016Sdfr mapped |= MOUSE_BUTTON1DOWN; 133141016Sdfr status->button = mapped; 133241016Sdfr buf[0] = MOUSE_PS2_SYNC | butmapps2[mapped & MOUSE_STDBUTTONS]; 133341016Sdfr i = max(min(status->dx, 255), -256); 133441016Sdfr if (i < 0) 133541016Sdfr buf[0] |= MOUSE_PS2_XNEG; 133641016Sdfr buf[1] = i; 133741016Sdfr i = max(min(status->dy, 255), -256); 133841016Sdfr if (i < 0) 133941016Sdfr buf[0] |= MOUSE_PS2_YNEG; 134041016Sdfr buf[2] = i; 134141016Sdfr return MOUSE_PS2_PACKETSIZE; 134241016Sdfr } else if (sc->mode.level == PSM_LEVEL_STANDARD) { 134341016Sdfr buf[0] = MOUSE_MSC_SYNC | butmapmsc[status->button & MOUSE_STDBUTTONS]; 134441016Sdfr i = max(min(status->dx, 255), -256); 134541016Sdfr buf[1] = i >> 1; 134641016Sdfr buf[3] = i - buf[1]; 134741016Sdfr i = max(min(status->dy, 255), -256); 134841016Sdfr buf[2] = i >> 1; 134941016Sdfr buf[4] = i - buf[2]; 135041016Sdfr i = max(min(status->dz, 127), -128); 135141016Sdfr buf[5] = (i >> 1) & 0x7f; 135241016Sdfr buf[6] = (i - (i >> 1)) & 0x7f; 135341016Sdfr buf[7] = (~status->button >> 3) & 0x7f; 135441016Sdfr return MOUSE_SYS_PACKETSIZE; 135541016Sdfr } 135641016Sdfr return sc->inputbytes;; 135741016Sdfr} 135841016Sdfr 135941016Sdfrstatic int 136041016Sdfrpsmread(dev_t dev, struct uio *uio, int flag) 136141016Sdfr{ 136241016Sdfr register struct psm_softc *sc = PSM_SOFTC(PSM_UNIT(dev)); 136341016Sdfr unsigned char buf[PSM_SMALLBUFSIZE]; 136441016Sdfr int error = 0; 136541016Sdfr int s; 136641016Sdfr int l; 136741016Sdfr 136841016Sdfr if ((sc->state & PSM_VALID) == 0) 136941016Sdfr return EIO; 137041016Sdfr 137141016Sdfr /* block until mouse activity occured */ 137241016Sdfr s = spltty(); 137341016Sdfr while (sc->queue.count <= 0) { 137441016Sdfr if (PSM_NBLOCKIO(dev)) { 137541016Sdfr splx(s); 137641016Sdfr return EWOULDBLOCK; 137741016Sdfr } 137841016Sdfr sc->state |= PSM_ASLP; 137941016Sdfr error = tsleep((caddr_t) sc, PZERO | PCATCH, "psmrea", 0); 138041016Sdfr sc->state &= ~PSM_ASLP; 138141016Sdfr if (error) { 138241016Sdfr splx(s); 138341016Sdfr return error; 138441016Sdfr } else if ((sc->state & PSM_VALID) == 0) { 138541016Sdfr /* the device disappeared! */ 138641016Sdfr splx(s); 138741016Sdfr return EIO; 138841016Sdfr } 138941016Sdfr } 139041016Sdfr splx(s); 139141016Sdfr 139241016Sdfr /* copy data to the user land */ 139341016Sdfr while ((sc->queue.count > 0) && (uio->uio_resid > 0)) { 139441016Sdfr s = spltty(); 139541016Sdfr l = min(sc->queue.count, uio->uio_resid); 139641016Sdfr if (l > sizeof(buf)) 139741016Sdfr l = sizeof(buf); 139841016Sdfr if (l > sizeof(sc->queue.buf) - sc->queue.head) { 139941016Sdfr bcopy(&sc->queue.buf[sc->queue.head], &buf[0], 140041016Sdfr sizeof(sc->queue.buf) - sc->queue.head); 140141016Sdfr bcopy(&sc->queue.buf[0], 140241016Sdfr &buf[sizeof(sc->queue.buf) - sc->queue.head], 140341016Sdfr l - (sizeof(sc->queue.buf) - sc->queue.head)); 140441016Sdfr } else { 140541016Sdfr bcopy(&sc->queue.buf[sc->queue.head], &buf[0], l); 140641016Sdfr } 140741016Sdfr sc->queue.count -= l; 140841016Sdfr sc->queue.head = (sc->queue.head + l) % sizeof(sc->queue.buf); 140941016Sdfr splx(s); 141041016Sdfr error = uiomove(buf, l, uio); 141141016Sdfr if (error) 141241016Sdfr break; 141341016Sdfr } 141441016Sdfr 141541016Sdfr return error; 141641016Sdfr} 141741016Sdfr 141841016Sdfrstatic int 141941016Sdfrblock_mouse_data(struct psm_softc *sc, int *c) 142041016Sdfr{ 142141016Sdfr int s; 142241016Sdfr 142341016Sdfr if (!kbdc_lock(sc->kbdc, TRUE)) 142441016Sdfr return EIO; 142541016Sdfr 142641016Sdfr s = spltty(); 142741016Sdfr *c = get_controller_command_byte(sc->kbdc); 142841016Sdfr if ((*c == -1) 142941016Sdfr || !set_controller_command_byte(sc->kbdc, 143041016Sdfr kbdc_get_device_mask(sc->kbdc), 143141016Sdfr KBD_DISABLE_KBD_PORT | KBD_DISABLE_KBD_INT 143241016Sdfr | KBD_ENABLE_AUX_PORT | KBD_DISABLE_AUX_INT)) { 143341016Sdfr /* this is CONTROLLER ERROR */ 143441016Sdfr splx(s); 143541016Sdfr kbdc_lock(sc->kbdc, FALSE); 143641016Sdfr return EIO; 143741016Sdfr } 143841016Sdfr 143941016Sdfr /* 144041016Sdfr * The device may be in the middle of status data transmission. 144141016Sdfr * The transmission will be interrupted, thus, incomplete status 144241016Sdfr * data must be discarded. Although the aux interrupt is disabled 144341016Sdfr * at the keyboard controller level, at most one aux interrupt 144441016Sdfr * may have already been pending and a data byte is in the 144541016Sdfr * output buffer; throw it away. Note that the second argument 144641016Sdfr * to `empty_aux_buffer()' is zero, so that the call will just 144741016Sdfr * flush the internal queue. 144841016Sdfr * `psmintr()' will be invoked after `splx()' if an interrupt is 144941016Sdfr * pending; it will see no data and returns immediately. 145041016Sdfr */ 145141016Sdfr empty_aux_buffer(sc->kbdc, 0); /* flush the queue */ 145241016Sdfr read_aux_data_no_wait(sc->kbdc); /* throw away data if any */ 145341016Sdfr sc->inputbytes = 0; 145441016Sdfr splx(s); 145541016Sdfr 145641016Sdfr return 0; 145741016Sdfr} 145841016Sdfr 145941016Sdfrstatic int 146041016Sdfrunblock_mouse_data(struct psm_softc *sc, int c) 146141016Sdfr{ 146241016Sdfr int error = 0; 146341016Sdfr 146441016Sdfr /* 146541016Sdfr * We may have seen a part of status data during `set_mouse_XXX()'. 146641016Sdfr * they have been queued; flush it. 146741016Sdfr */ 146841016Sdfr empty_aux_buffer(sc->kbdc, 0); 146941016Sdfr 147041016Sdfr /* restore ports and interrupt */ 147141016Sdfr if (!set_controller_command_byte(sc->kbdc, 147241016Sdfr kbdc_get_device_mask(sc->kbdc), 147341016Sdfr c & (KBD_KBD_CONTROL_BITS | KBD_AUX_CONTROL_BITS))) { 147441016Sdfr /* CONTROLLER ERROR; this is serious, we may have 147541016Sdfr * been left with the inaccessible keyboard and 147641016Sdfr * the disabled mouse interrupt. 147741016Sdfr */ 147841016Sdfr error = EIO; 147941016Sdfr } 148041016Sdfr 148141016Sdfr kbdc_lock(sc->kbdc, FALSE); 148241016Sdfr return error; 148341016Sdfr} 148441016Sdfr 148541016Sdfrstatic int 148641016Sdfrpsmioctl(dev_t dev, u_long cmd, caddr_t addr, int flag, struct proc *p) 148741016Sdfr{ 148841016Sdfr struct psm_softc *sc = PSM_SOFTC(PSM_UNIT(dev)); 148941016Sdfr mousemode_t mode; 149041016Sdfr mousestatus_t status; 149141016Sdfr#if (defined(MOUSE_GETVARS)) 149241016Sdfr mousevar_t *var; 149341016Sdfr#endif 149441016Sdfr mousedata_t *data; 149541016Sdfr int stat[3]; 149641016Sdfr int command_byte; 149741016Sdfr int error = 0; 149841016Sdfr int s; 149941016Sdfr 150041016Sdfr /* Perform IOCTL command */ 150141016Sdfr switch (cmd) { 150241016Sdfr 150341016Sdfr case OLD_MOUSE_GETHWINFO: 150441016Sdfr s = spltty(); 150541016Sdfr ((old_mousehw_t *)addr)->buttons = sc->hw.buttons; 150641016Sdfr ((old_mousehw_t *)addr)->iftype = sc->hw.iftype; 150741016Sdfr ((old_mousehw_t *)addr)->type = sc->hw.type; 150848778Syokota ((old_mousehw_t *)addr)->hwid = sc->hw.hwid & 0x00ff; 150941016Sdfr splx(s); 151041016Sdfr break; 151141016Sdfr 151241016Sdfr case MOUSE_GETHWINFO: 151341016Sdfr s = spltty(); 151441016Sdfr *(mousehw_t *)addr = sc->hw; 151541016Sdfr if (sc->mode.level == PSM_LEVEL_BASE) 151641016Sdfr ((mousehw_t *)addr)->model = MOUSE_MODEL_GENERIC; 151741016Sdfr splx(s); 151841016Sdfr break; 151941016Sdfr 152041016Sdfr case OLD_MOUSE_GETMODE: 152141016Sdfr s = spltty(); 152241016Sdfr switch (sc->mode.level) { 152341016Sdfr case PSM_LEVEL_BASE: 152441016Sdfr ((old_mousemode_t *)addr)->protocol = MOUSE_PROTO_PS2; 152541016Sdfr break; 152641016Sdfr case PSM_LEVEL_STANDARD: 152741016Sdfr ((old_mousemode_t *)addr)->protocol = MOUSE_PROTO_SYSMOUSE; 152841016Sdfr break; 152941016Sdfr case PSM_LEVEL_NATIVE: 153041016Sdfr ((old_mousemode_t *)addr)->protocol = MOUSE_PROTO_PS2; 153141016Sdfr break; 153241016Sdfr } 153341016Sdfr ((old_mousemode_t *)addr)->rate = sc->mode.rate; 153441016Sdfr ((old_mousemode_t *)addr)->resolution = sc->mode.resolution; 153541016Sdfr ((old_mousemode_t *)addr)->accelfactor = sc->mode.accelfactor; 153641016Sdfr splx(s); 153741016Sdfr break; 153841016Sdfr 153941016Sdfr case MOUSE_GETMODE: 154041016Sdfr s = spltty(); 154141016Sdfr *(mousemode_t *)addr = sc->mode; 154241016Sdfr ((mousemode_t *)addr)->resolution = 154341016Sdfr MOUSE_RES_LOW - sc->mode.resolution; 154441016Sdfr switch (sc->mode.level) { 154541016Sdfr case PSM_LEVEL_BASE: 154641016Sdfr ((mousemode_t *)addr)->protocol = MOUSE_PROTO_PS2; 154741016Sdfr ((mousemode_t *)addr)->packetsize = MOUSE_PS2_PACKETSIZE; 154841016Sdfr break; 154941016Sdfr case PSM_LEVEL_STANDARD: 155041016Sdfr ((mousemode_t *)addr)->protocol = MOUSE_PROTO_SYSMOUSE; 155141016Sdfr ((mousemode_t *)addr)->packetsize = MOUSE_SYS_PACKETSIZE; 155241016Sdfr ((mousemode_t *)addr)->syncmask[0] = MOUSE_SYS_SYNCMASK; 155341016Sdfr ((mousemode_t *)addr)->syncmask[1] = MOUSE_SYS_SYNC; 155441016Sdfr break; 155541016Sdfr case PSM_LEVEL_NATIVE: 155641016Sdfr /* FIXME: this isn't quite correct... XXX */ 155741016Sdfr ((mousemode_t *)addr)->protocol = MOUSE_PROTO_PS2; 155841016Sdfr break; 155941016Sdfr } 156041016Sdfr splx(s); 156141016Sdfr break; 156241016Sdfr 156341016Sdfr case OLD_MOUSE_SETMODE: 156441016Sdfr case MOUSE_SETMODE: 156541016Sdfr if (cmd == OLD_MOUSE_SETMODE) { 156641016Sdfr mode.rate = ((old_mousemode_t *)addr)->rate; 156741016Sdfr /* 156841016Sdfr * resolution old I/F new I/F 156941016Sdfr * default 0 0 157041016Sdfr * low 1 -2 157141016Sdfr * medium low 2 -3 157241016Sdfr * medium high 3 -4 157341016Sdfr * high 4 -5 157441016Sdfr */ 157541016Sdfr if (((old_mousemode_t *)addr)->resolution > 0) 157641016Sdfr mode.resolution = -((old_mousemode_t *)addr)->resolution - 1; 157741016Sdfr mode.accelfactor = ((old_mousemode_t *)addr)->accelfactor; 157841016Sdfr mode.level = -1; 157941016Sdfr } else { 158041016Sdfr mode = *(mousemode_t *)addr; 158141016Sdfr } 158241016Sdfr 158341016Sdfr /* adjust and validate parameters. */ 158441016Sdfr if (mode.rate > UCHAR_MAX) 158541016Sdfr return EINVAL; 158641016Sdfr if (mode.rate == 0) 158741016Sdfr mode.rate = sc->dflt_mode.rate; 158841016Sdfr else if (mode.rate == -1) 158941016Sdfr /* don't change the current setting */ 159041016Sdfr ; 159141016Sdfr else if (mode.rate < 0) 159241016Sdfr return EINVAL; 159341016Sdfr if (mode.resolution >= UCHAR_MAX) 159441016Sdfr return EINVAL; 159541016Sdfr if (mode.resolution >= 200) 159641016Sdfr mode.resolution = MOUSE_RES_HIGH; 159741016Sdfr else if (mode.resolution >= 100) 159841016Sdfr mode.resolution = MOUSE_RES_MEDIUMHIGH; 159941016Sdfr else if (mode.resolution >= 50) 160041016Sdfr mode.resolution = MOUSE_RES_MEDIUMLOW; 160141016Sdfr else if (mode.resolution > 0) 160241016Sdfr mode.resolution = MOUSE_RES_LOW; 160341016Sdfr if (mode.resolution == MOUSE_RES_DEFAULT) 160441016Sdfr mode.resolution = sc->dflt_mode.resolution; 160541016Sdfr else if (mode.resolution == -1) 160641016Sdfr /* don't change the current setting */ 160741016Sdfr ; 160841016Sdfr else if (mode.resolution < 0) /* MOUSE_RES_LOW/MEDIUM/HIGH */ 160941016Sdfr mode.resolution = MOUSE_RES_LOW - mode.resolution; 161041016Sdfr if (mode.level == -1) 161141016Sdfr /* don't change the current setting */ 161241016Sdfr mode.level = sc->mode.level; 161341016Sdfr else if ((mode.level < PSM_LEVEL_MIN) || (mode.level > PSM_LEVEL_MAX)) 161441016Sdfr return EINVAL; 161541016Sdfr if (mode.accelfactor == -1) 161641016Sdfr /* don't change the current setting */ 161741016Sdfr mode.accelfactor = sc->mode.accelfactor; 161841016Sdfr else if (mode.accelfactor < 0) 161941016Sdfr return EINVAL; 162041016Sdfr 162141016Sdfr /* don't allow anybody to poll the keyboard controller */ 162241016Sdfr error = block_mouse_data(sc, &command_byte); 162341016Sdfr if (error) 162441016Sdfr return error; 162541016Sdfr 162641016Sdfr /* set mouse parameters */ 162741016Sdfr if (mode.rate > 0) 162841016Sdfr mode.rate = set_mouse_sampling_rate(sc->kbdc, mode.rate); 162941016Sdfr if (mode.resolution >= 0) 163041016Sdfr mode.resolution = set_mouse_resolution(sc->kbdc, mode.resolution); 163141016Sdfr set_mouse_scaling(sc->kbdc, 1); 163241016Sdfr get_mouse_status(sc->kbdc, stat, 0, 3); 163341016Sdfr 163441016Sdfr s = spltty(); 163541016Sdfr sc->mode.rate = mode.rate; 163641016Sdfr sc->mode.resolution = mode.resolution; 163741016Sdfr sc->mode.accelfactor = mode.accelfactor; 163841016Sdfr sc->mode.level = mode.level; 163941016Sdfr splx(s); 164041016Sdfr 164141016Sdfr unblock_mouse_data(sc, command_byte); 164241016Sdfr break; 164341016Sdfr 164441016Sdfr case MOUSE_GETLEVEL: 164541016Sdfr *(int *)addr = sc->mode.level; 164641016Sdfr break; 164741016Sdfr 164841016Sdfr case MOUSE_SETLEVEL: 164941016Sdfr if ((*(int *)addr < PSM_LEVEL_MIN) || (*(int *)addr > PSM_LEVEL_MAX)) 165041016Sdfr return EINVAL; 165141016Sdfr sc->mode.level = *(int *)addr; 165241016Sdfr break; 165341016Sdfr 165441016Sdfr case MOUSE_GETSTATUS: 165541016Sdfr s = spltty(); 165641016Sdfr status = sc->status; 165741016Sdfr sc->status.flags = 0; 165841016Sdfr sc->status.obutton = sc->status.button; 165941016Sdfr sc->status.button = 0; 166041016Sdfr sc->status.dx = 0; 166141016Sdfr sc->status.dy = 0; 166241016Sdfr sc->status.dz = 0; 166341016Sdfr splx(s); 166441016Sdfr *(mousestatus_t *)addr = status; 166541016Sdfr break; 166641016Sdfr 166741016Sdfr#if (defined(MOUSE_GETVARS)) 166841016Sdfr case MOUSE_GETVARS: 166941016Sdfr var = (mousevar_t *)addr; 167041016Sdfr bzero(var, sizeof(*var)); 167141016Sdfr s = spltty(); 167241016Sdfr var->var[0] = MOUSE_VARS_PS2_SIG; 167341016Sdfr var->var[1] = sc->config; 167441016Sdfr var->var[2] = sc->flags; 167541016Sdfr splx(s); 167641016Sdfr break; 167741016Sdfr 167841016Sdfr case MOUSE_SETVARS: 167941016Sdfr return ENODEV; 168041016Sdfr#endif /* MOUSE_GETVARS */ 168141016Sdfr 168241016Sdfr case MOUSE_READSTATE: 168341016Sdfr case MOUSE_READDATA: 168441016Sdfr data = (mousedata_t *)addr; 168541016Sdfr if (data->len > sizeof(data->buf)/sizeof(data->buf[0])) 168641016Sdfr return EINVAL; 168741016Sdfr 168841016Sdfr error = block_mouse_data(sc, &command_byte); 168941016Sdfr if (error) 169041016Sdfr return error; 169141016Sdfr if ((data->len = get_mouse_status(sc->kbdc, data->buf, 169241016Sdfr (cmd == MOUSE_READDATA) ? 1 : 0, data->len)) <= 0) 169341016Sdfr error = EIO; 169441016Sdfr unblock_mouse_data(sc, command_byte); 169541016Sdfr break; 169641016Sdfr 169741016Sdfr#if (defined(MOUSE_SETRESOLUTION)) 169841016Sdfr case MOUSE_SETRESOLUTION: 169941016Sdfr mode.resolution = *(int *)addr; 170041016Sdfr if (mode.resolution >= UCHAR_MAX) 170141016Sdfr return EINVAL; 170241016Sdfr else if (mode.resolution >= 200) 170341016Sdfr mode.resolution = MOUSE_RES_HIGH; 170441016Sdfr else if (mode.resolution >= 100) 170541016Sdfr mode.resolution = MOUSE_RES_MEDIUMHIGH; 170641016Sdfr else if (mode.resolution >= 50) 170741016Sdfr mode.resolution = MOUSE_RES_MEDIUMLOW; 170841016Sdfr else if (mode.resolution > 0) 170941016Sdfr mode.resolution = MOUSE_RES_LOW; 171041016Sdfr if (mode.resolution == MOUSE_RES_DEFAULT) 171141016Sdfr mode.resolution = sc->dflt_mode.resolution; 171241016Sdfr else if (mode.resolution == -1) 171341016Sdfr mode.resolution = sc->mode.resolution; 171441016Sdfr else if (mode.resolution < 0) /* MOUSE_RES_LOW/MEDIUM/HIGH */ 171541016Sdfr mode.resolution = MOUSE_RES_LOW - mode.resolution; 171641016Sdfr 171741016Sdfr error = block_mouse_data(sc, &command_byte); 171841016Sdfr if (error) 171941016Sdfr return error; 172041016Sdfr sc->mode.resolution = set_mouse_resolution(sc->kbdc, mode.resolution); 172141016Sdfr if (sc->mode.resolution != mode.resolution) 172241016Sdfr error = EIO; 172341016Sdfr unblock_mouse_data(sc, command_byte); 172441016Sdfr break; 172541016Sdfr#endif /* MOUSE_SETRESOLUTION */ 172641016Sdfr 172741016Sdfr#if (defined(MOUSE_SETRATE)) 172841016Sdfr case MOUSE_SETRATE: 172941016Sdfr mode.rate = *(int *)addr; 173041016Sdfr if (mode.rate > UCHAR_MAX) 173141016Sdfr return EINVAL; 173241016Sdfr if (mode.rate == 0) 173341016Sdfr mode.rate = sc->dflt_mode.rate; 173441016Sdfr else if (mode.rate < 0) 173541016Sdfr mode.rate = sc->mode.rate; 173641016Sdfr 173741016Sdfr error = block_mouse_data(sc, &command_byte); 173841016Sdfr if (error) 173941016Sdfr return error; 174041016Sdfr sc->mode.rate = set_mouse_sampling_rate(sc->kbdc, mode.rate); 174141016Sdfr if (sc->mode.rate != mode.rate) 174241016Sdfr error = EIO; 174341016Sdfr unblock_mouse_data(sc, command_byte); 174441016Sdfr break; 174541016Sdfr#endif /* MOUSE_SETRATE */ 174641016Sdfr 174741016Sdfr#if (defined(MOUSE_SETSCALING)) 174841016Sdfr case MOUSE_SETSCALING: 174941016Sdfr if ((*(int *)addr <= 0) || (*(int *)addr > 2)) 175041016Sdfr return EINVAL; 175141016Sdfr 175241016Sdfr error = block_mouse_data(sc, &command_byte); 175341016Sdfr if (error) 175441016Sdfr return error; 175541016Sdfr if (!set_mouse_scaling(sc->kbdc, *(int *)addr)) 175641016Sdfr error = EIO; 175741016Sdfr unblock_mouse_data(sc, command_byte); 175841016Sdfr break; 175941016Sdfr#endif /* MOUSE_SETSCALING */ 176041016Sdfr 176141016Sdfr#if (defined(MOUSE_GETHWID)) 176241016Sdfr case MOUSE_GETHWID: 176341016Sdfr error = block_mouse_data(sc, &command_byte); 176441016Sdfr if (error) 176541016Sdfr return error; 176648778Syokota sc->hw.hwid &= ~0x00ff; 176748778Syokota sc->hw.hwid |= get_aux_id(sc->kbdc); 176848778Syokota *(int *)addr = sc->hw.hwid & 0x00ff; 176941016Sdfr unblock_mouse_data(sc, command_byte); 177041016Sdfr break; 177141016Sdfr#endif /* MOUSE_GETHWID */ 177241016Sdfr 177341016Sdfr default: 177441016Sdfr return ENOTTY; 177541016Sdfr } 177641016Sdfr 177741016Sdfr return error; 177841016Sdfr} 177941016Sdfr 178041016Sdfrstatic void 178141016Sdfrpsmintr(void *arg) 178241016Sdfr{ 178341016Sdfr /* 178441016Sdfr * the table to turn PS/2 mouse button bits (MOUSE_PS2_BUTTON?DOWN) 178541016Sdfr * into `mousestatus' button bits (MOUSE_BUTTON?DOWN). 178641016Sdfr */ 178741016Sdfr static int butmap[8] = { 178841016Sdfr 0, 178941016Sdfr MOUSE_BUTTON1DOWN, 179041016Sdfr MOUSE_BUTTON3DOWN, 179141016Sdfr MOUSE_BUTTON1DOWN | MOUSE_BUTTON3DOWN, 179241016Sdfr MOUSE_BUTTON2DOWN, 179341016Sdfr MOUSE_BUTTON1DOWN | MOUSE_BUTTON2DOWN, 179441016Sdfr MOUSE_BUTTON2DOWN | MOUSE_BUTTON3DOWN, 179541016Sdfr MOUSE_BUTTON1DOWN | MOUSE_BUTTON2DOWN | MOUSE_BUTTON3DOWN 179641016Sdfr }; 179741016Sdfr register struct psm_softc *sc = arg; 179841016Sdfr mousestatus_t ms; 179941016Sdfr int x, y, z; 180041016Sdfr int c; 180141016Sdfr int l; 180241016Sdfr 180341016Sdfr /* read until there is nothing to read */ 180441016Sdfr while((c = read_aux_data_no_wait(sc->kbdc)) != -1) { 180541016Sdfr 180641016Sdfr /* discard the byte if the device is not open */ 180741016Sdfr if ((sc->state & PSM_OPEN) == 0) 180841016Sdfr continue; 180941016Sdfr 181041016Sdfr /* 181141016Sdfr * Check sync bits. We check for overflow bits and the bit 3 181241016Sdfr * for most mice. True, the code doesn't work if overflow 181341016Sdfr * condition occurs. But we expect it rarely happens... 181441016Sdfr */ 181541016Sdfr if ((sc->inputbytes == 0) 181641016Sdfr && ((c & sc->mode.syncmask[0]) != sc->mode.syncmask[1])) { 181741016Sdfr log(LOG_DEBUG, "psmintr: out of sync (%04x != %04x).\n", 181841016Sdfr c & sc->mode.syncmask[0], sc->mode.syncmask[1]); 181941016Sdfr continue; 182041016Sdfr } 182141016Sdfr 182241016Sdfr sc->ipacket[sc->inputbytes++] = c; 182341016Sdfr if (sc->inputbytes < sc->mode.packetsize) 182441016Sdfr continue; 182541016Sdfr 182641016Sdfr#if 0 182741016Sdfr log(LOG_DEBUG, "psmintr: %02x %02x %02x %02x %02x %02x\n", 182841016Sdfr sc->ipacket[0], sc->ipacket[1], sc->ipacket[2], 182941016Sdfr sc->ipacket[3], sc->ipacket[4], sc->ipacket[5]); 183041016Sdfr#endif 183141016Sdfr 183241016Sdfr c = sc->ipacket[0]; 183341016Sdfr 183441016Sdfr /* 183541016Sdfr * A kludge for Kensington device! 183641016Sdfr * The MSB of the horizontal count appears to be stored in 183741016Sdfr * a strange place. This kludge doesn't affect other mice 183841016Sdfr * because the bit is the overflow bit which is, in most cases, 183941016Sdfr * expected to be zero when we reach here. XXX 184041016Sdfr */ 184141016Sdfr sc->ipacket[1] |= (c & MOUSE_PS2_XOVERFLOW) ? 0x80 : 0; 184241016Sdfr 184341016Sdfr /* ignore the overflow bits... */ 184441016Sdfr x = (c & MOUSE_PS2_XNEG) ? sc->ipacket[1] - 256 : sc->ipacket[1]; 184541016Sdfr y = (c & MOUSE_PS2_YNEG) ? sc->ipacket[2] - 256 : sc->ipacket[2]; 184641016Sdfr z = 0; 184741016Sdfr ms.obutton = sc->button; /* previous button state */ 184841016Sdfr ms.button = butmap[c & MOUSE_PS2_BUTTONS]; 184945789Speter /* `tapping' action */ 185045789Speter if (sc->config & PSM_CONFIG_FORCETAP) 185145789Speter ms.button |= ((c & MOUSE_PS2_TAP)) ? 0 : MOUSE_BUTTON4DOWN; 185241016Sdfr 185341016Sdfr switch (sc->hw.model) { 185441016Sdfr 185541016Sdfr case MOUSE_MODEL_INTELLI: 185641016Sdfr case MOUSE_MODEL_NET: 185741016Sdfr /* wheel data is in the fourth byte */ 185841016Sdfr z = (char)sc->ipacket[3]; 185941016Sdfr break; 186041016Sdfr 186141016Sdfr case MOUSE_MODEL_MOUSEMANPLUS: 186248778Syokota /* 186348778Syokota * PS2++ protocl packet 186448778Syokota * 186548778Syokota * b7 b6 b5 b4 b3 b2 b1 b0 186648778Syokota * byte 1: * 1 p3 p2 1 * * * 186748778Syokota * byte 2: c1 c2 p1 p0 d1 d0 1 0 186848778Syokota * 186948778Syokota * p3-p0: packet type 187048778Syokota * c1, c2: c1 & c2 == 1, if p2 == 0 187148778Syokota * c1 & c2 == 0, if p2 == 1 187248778Syokota * 187348778Syokota * packet type: 0 (device type) 187448778Syokota * See comments in enable_mmanplus() below. 187548778Syokota * 187648778Syokota * packet type: 1 (wheel data) 187748778Syokota * 187848778Syokota * b7 b6 b5 b4 b3 b2 b1 b0 187948778Syokota * byte 3: h * B5 B4 s d2 d1 d0 188048778Syokota * 188148778Syokota * h: 1, if horizontal roller data 188248778Syokota * 0, if vertical roller data 188348778Syokota * B4, B5: button 4 and 5 188448778Syokota * s: sign bit 188548778Syokota * d2-d0: roller data 188648778Syokota * 188748778Syokota * packet type: 2 (reserved) 188848778Syokota */ 188948778Syokota if (((c & MOUSE_PS2PLUS_SYNCMASK) == MOUSE_PS2PLUS_SYNC) 189048778Syokota && (abs(x) > 191) 189148778Syokota && MOUSE_PS2PLUS_CHECKBITS(sc->ipacket)) { 189241016Sdfr /* the extended data packet encodes button and wheel events */ 189348778Syokota switch (MOUSE_PS2PLUS_PACKET_TYPE(sc->ipacket)) { 189448778Syokota case 1: 189548778Syokota /* wheel data packet */ 189648778Syokota x = y = 0; 189748778Syokota if (sc->ipacket[2] & 0x80) { 189848778Syokota /* horizontal roller count - ignore it XXX*/ 189948778Syokota } else { 190048778Syokota /* vertical roller count */ 190148778Syokota z = (sc->ipacket[2] & MOUSE_PS2PLUS_ZNEG) 190248778Syokota ? (sc->ipacket[2] & 0x0f) - 16 190348778Syokota : (sc->ipacket[2] & 0x0f); 190448778Syokota } 190548778Syokota ms.button |= (sc->ipacket[2] & MOUSE_PS2PLUS_BUTTON4DOWN) 190648778Syokota ? MOUSE_BUTTON4DOWN : 0; 190748778Syokota ms.button |= (sc->ipacket[2] & MOUSE_PS2PLUS_BUTTON5DOWN) 190848778Syokota ? MOUSE_BUTTON5DOWN : 0; 190948778Syokota break; 191048778Syokota case 2: 191148778Syokota /* this packet type is reserved, and currently ignored */ 191248778Syokota /* FALL THROUGH */ 191348778Syokota case 0: 191448778Syokota /* device type packet - shouldn't happen */ 191548778Syokota /* FALL THROUGH */ 191648778Syokota default: 191748778Syokota x = y = 0; 191848778Syokota ms.button = ms.obutton; 191948778Syokota log(LOG_DEBUG, "psmintr: unknown PS2++ packet type %d: " 192048778Syokota "0x%02x 0x%02x 0x%02x\n", 192148778Syokota MOUSE_PS2PLUS_PACKET_TYPE(sc->ipacket), 192248778Syokota sc->ipacket[0], sc->ipacket[1], sc->ipacket[2]); 192348778Syokota break; 192448778Syokota } 192541016Sdfr } else { 192641016Sdfr /* preserve button states */ 192741016Sdfr ms.button |= ms.obutton & MOUSE_EXTBUTTONS; 192841016Sdfr } 192941016Sdfr break; 193041016Sdfr 193141016Sdfr case MOUSE_MODEL_GLIDEPOINT: 193241016Sdfr /* `tapping' action */ 193341016Sdfr ms.button |= ((c & MOUSE_PS2_TAP)) ? 0 : MOUSE_BUTTON4DOWN; 193441016Sdfr break; 193541016Sdfr 193641016Sdfr case MOUSE_MODEL_NETSCROLL: 193741016Sdfr /* three addtional bytes encode button and wheel events */ 193841016Sdfr ms.button |= (sc->ipacket[3] & MOUSE_PS2_BUTTON3DOWN) 193941016Sdfr ? MOUSE_BUTTON4DOWN : 0; 194041016Sdfr z = (sc->ipacket[3] & MOUSE_PS2_XNEG) 194141016Sdfr ? sc->ipacket[4] - 256 : sc->ipacket[4]; 194241016Sdfr break; 194341016Sdfr 194441016Sdfr case MOUSE_MODEL_THINK: 194541016Sdfr /* the fourth button state in the first byte */ 194641016Sdfr ms.button |= (c & MOUSE_PS2_TAP) ? MOUSE_BUTTON4DOWN : 0; 194741016Sdfr break; 194841016Sdfr 194941016Sdfr case MOUSE_MODEL_GENERIC: 195041016Sdfr default: 195141016Sdfr break; 195241016Sdfr } 195341016Sdfr 195441016Sdfr /* scale values */ 195541016Sdfr if (sc->mode.accelfactor >= 1) { 195641016Sdfr if (x != 0) { 195741016Sdfr x = x * x / sc->mode.accelfactor; 195841016Sdfr if (x == 0) 195941016Sdfr x = 1; 196041016Sdfr if (c & MOUSE_PS2_XNEG) 196141016Sdfr x = -x; 196241016Sdfr } 196341016Sdfr if (y != 0) { 196441016Sdfr y = y * y / sc->mode.accelfactor; 196541016Sdfr if (y == 0) 196641016Sdfr y = 1; 196741016Sdfr if (c & MOUSE_PS2_YNEG) 196841016Sdfr y = -y; 196941016Sdfr } 197041016Sdfr } 197141016Sdfr 197241016Sdfr ms.dx = x; 197341016Sdfr ms.dy = y; 197441016Sdfr ms.dz = z; 197541016Sdfr ms.flags = ((x || y || z) ? MOUSE_POSCHANGED : 0) 197641016Sdfr | (ms.obutton ^ ms.button); 197741016Sdfr 197841016Sdfr if (sc->mode.level < PSM_LEVEL_NATIVE) 197941016Sdfr sc->inputbytes = tame_mouse(sc, &ms, sc->ipacket); 198041016Sdfr 198141016Sdfr sc->status.flags |= ms.flags; 198241016Sdfr sc->status.dx += ms.dx; 198341016Sdfr sc->status.dy += ms.dy; 198441016Sdfr sc->status.dz += ms.dz; 198541016Sdfr sc->status.button = ms.button; 198641016Sdfr sc->button = ms.button; 198741016Sdfr 198841016Sdfr /* queue data */ 198941016Sdfr if (sc->queue.count + sc->inputbytes < sizeof(sc->queue.buf)) { 199041016Sdfr l = min(sc->inputbytes, sizeof(sc->queue.buf) - sc->queue.tail); 199141016Sdfr bcopy(&sc->ipacket[0], &sc->queue.buf[sc->queue.tail], l); 199241016Sdfr if (sc->inputbytes > l) 199341016Sdfr bcopy(&sc->ipacket[l], &sc->queue.buf[0], sc->inputbytes - l); 199441016Sdfr sc->queue.tail = 199541016Sdfr (sc->queue.tail + sc->inputbytes) % sizeof(sc->queue.buf); 199641016Sdfr sc->queue.count += sc->inputbytes; 199741016Sdfr } 199841016Sdfr sc->inputbytes = 0; 199941016Sdfr 200041016Sdfr if (sc->state & PSM_ASLP) { 200141016Sdfr sc->state &= ~PSM_ASLP; 200241016Sdfr wakeup((caddr_t) sc); 200341016Sdfr } 200441016Sdfr selwakeup(&sc->rsel); 200541016Sdfr } 200641016Sdfr} 200741016Sdfr 200841016Sdfrstatic int 200941016Sdfrpsmpoll(dev_t dev, int events, struct proc *p) 201041016Sdfr{ 201141016Sdfr struct psm_softc *sc = PSM_SOFTC(PSM_UNIT(dev)); 201241016Sdfr int s; 201341016Sdfr int revents = 0; 201441016Sdfr 201541016Sdfr /* Return true if a mouse event available */ 201641016Sdfr s = spltty(); 201745789Speter if (events & (POLLIN | POLLRDNORM)) { 201841016Sdfr if (sc->queue.count > 0) 201941016Sdfr revents |= events & (POLLIN | POLLRDNORM); 202041016Sdfr else 202141016Sdfr selrecord(p, &sc->rsel); 202245789Speter } 202341016Sdfr splx(s); 202441016Sdfr 202541016Sdfr return (revents); 202641016Sdfr} 202741016Sdfr 202841016Sdfr/* vendor/model specific routines */ 202941016Sdfr 203041016Sdfrstatic int mouse_id_proc1(KBDC kbdc, int res, int scale, int *status) 203141016Sdfr{ 203241016Sdfr if (set_mouse_resolution(kbdc, res) != res) 203341016Sdfr return FALSE; 203441016Sdfr if (set_mouse_scaling(kbdc, scale) 203541016Sdfr && set_mouse_scaling(kbdc, scale) 203641016Sdfr && set_mouse_scaling(kbdc, scale) 203741016Sdfr && (get_mouse_status(kbdc, status, 0, 3) >= 3)) 203841016Sdfr return TRUE; 203941016Sdfr return FALSE; 204041016Sdfr} 204141016Sdfr 204241016Sdfr#if notyet 204341016Sdfr/* Logitech MouseMan Cordless II */ 204441016Sdfrstatic int 204541016Sdfrenable_lcordless(struct psm_softc *sc) 204641016Sdfr{ 204741016Sdfr int status[3]; 204841016Sdfr int ch; 204941016Sdfr 205041016Sdfr if (!mouse_id_proc1(sc->kbdc, PSMD_RES_HIGH, 2, status)) 205141016Sdfr return FALSE; 205241016Sdfr if (status[1] == PSMD_RES_HIGH) 205341016Sdfr return FALSE; 205441016Sdfr ch = (status[0] & 0x07) - 1; /* channel # */ 205541016Sdfr if ((ch <= 0) || (ch > 4)) 205641016Sdfr return FALSE; 205741016Sdfr /* 205841016Sdfr * status[1]: always one? 205941016Sdfr * status[2]: battery status? (0-100) 206041016Sdfr */ 206141016Sdfr return TRUE; 206241016Sdfr} 206341016Sdfr#endif /* notyet */ 206441016Sdfr 206541016Sdfr/* Genius NetScroll Mouse */ 206641016Sdfrstatic int 206741016Sdfrenable_groller(struct psm_softc *sc) 206841016Sdfr{ 206941016Sdfr int status[3]; 207041016Sdfr 207141016Sdfr /* 207241016Sdfr * The special sequence to enable the fourth button and the 207341016Sdfr * roller. Immediately after this sequence check status bytes. 207441016Sdfr * if the mouse is NetScroll, the second and the third bytes are 207541016Sdfr * '3' and 'D'. 207641016Sdfr */ 207741016Sdfr 207841016Sdfr /* 207941016Sdfr * If the mouse is an ordinary PS/2 mouse, the status bytes should 208041016Sdfr * look like the following. 208141016Sdfr * 208241016Sdfr * byte 1 bit 7 always 0 208341016Sdfr * bit 6 stream mode (0) 208441016Sdfr * bit 5 disabled (0) 208541016Sdfr * bit 4 1:1 scaling (0) 208641016Sdfr * bit 3 always 0 208741016Sdfr * bit 0-2 button status 208841016Sdfr * byte 2 resolution (PSMD_RES_HIGH) 208941016Sdfr * byte 3 report rate (?) 209041016Sdfr */ 209141016Sdfr 209241016Sdfr if (!mouse_id_proc1(sc->kbdc, PSMD_RES_HIGH, 1, status)) 209341016Sdfr return FALSE; 209441016Sdfr if ((status[1] != '3') || (status[2] != 'D')) 209541016Sdfr return FALSE; 209641016Sdfr /* FIXME!! */ 209741016Sdfr sc->hw.buttons = get_mouse_buttons(sc->kbdc); 209841016Sdfr sc->hw.buttons = 4; 209941016Sdfr return TRUE; 210041016Sdfr} 210141016Sdfr 210241016Sdfr/* Genius NetMouse/NetMouse Pro */ 210341016Sdfrstatic int 210441016Sdfrenable_gmouse(struct psm_softc *sc) 210541016Sdfr{ 210641016Sdfr int status[3]; 210741016Sdfr 210841016Sdfr /* 210941016Sdfr * The special sequence to enable the middle, "rubber" button. 211041016Sdfr * Immediately after this sequence check status bytes. 211141016Sdfr * if the mouse is NetMouse, NetMouse Pro, or ASCII MIE Mouse, 211241016Sdfr * the second and the third bytes are '3' and 'U'. 211341016Sdfr * NOTE: NetMouse reports that it has three buttons although it has 211441016Sdfr * two buttons and a rubber button. NetMouse Pro and MIE Mouse 211541016Sdfr * say they have three buttons too and they do have a button on the 211641016Sdfr * side... 211741016Sdfr */ 211841016Sdfr if (!mouse_id_proc1(sc->kbdc, PSMD_RES_HIGH, 1, status)) 211941016Sdfr return FALSE; 212041016Sdfr if ((status[1] != '3') || (status[2] != 'U')) 212141016Sdfr return FALSE; 212241016Sdfr return TRUE; 212341016Sdfr} 212441016Sdfr 212541016Sdfr/* ALPS GlidePoint */ 212641016Sdfrstatic int 212741016Sdfrenable_aglide(struct psm_softc *sc) 212841016Sdfr{ 212941016Sdfr int status[3]; 213041016Sdfr 213141016Sdfr /* 213241016Sdfr * The special sequence to obtain ALPS GlidePoint specific 213341016Sdfr * information. Immediately after this sequence, status bytes will 213441016Sdfr * contain something interesting. 213541016Sdfr * NOTE: ALPS produces several models of GlidePoint. Some of those 213641016Sdfr * do not respond to this sequence, thus, cannot be detected this way. 213741016Sdfr */ 213841016Sdfr if (!mouse_id_proc1(sc->kbdc, PSMD_RES_LOW, 2, status)) 213941016Sdfr return FALSE; 214041016Sdfr if ((status[0] & 0x10) || (status[1] == PSMD_RES_LOW)) 214141016Sdfr return FALSE; 214241016Sdfr return TRUE; 214341016Sdfr} 214441016Sdfr 214541016Sdfr/* Kensington ThinkingMouse/Trackball */ 214641016Sdfrstatic int 214741016Sdfrenable_kmouse(struct psm_softc *sc) 214841016Sdfr{ 214941016Sdfr static unsigned char rate[] = { 20, 60, 40, 20, 20, 60, 40, 20, 20 }; 215041016Sdfr KBDC kbdc = sc->kbdc; 215141016Sdfr int status[3]; 215241016Sdfr int id1; 215341016Sdfr int id2; 215441016Sdfr int i; 215541016Sdfr 215641016Sdfr id1 = get_aux_id(kbdc); 215741016Sdfr if (set_mouse_sampling_rate(kbdc, 10) != 10) 215841016Sdfr return FALSE; 215941016Sdfr /* 216041016Sdfr * The device is now in the native mode? It returns a different 216141016Sdfr * ID value... 216241016Sdfr */ 216341016Sdfr id2 = get_aux_id(kbdc); 216441016Sdfr if ((id1 == id2) || (id2 != 2)) 216541016Sdfr return FALSE; 216641016Sdfr 216741016Sdfr if (set_mouse_resolution(kbdc, PSMD_RES_LOW) != PSMD_RES_LOW) 216841016Sdfr return FALSE; 216941016Sdfr#if PSM_DEBUG >= 2 217041016Sdfr /* at this point, resolution is LOW, sampling rate is 10/sec */ 217141016Sdfr if (get_mouse_status(kbdc, status, 0, 3) < 3) 217241016Sdfr return FALSE; 217341016Sdfr#endif 217441016Sdfr 217541016Sdfr /* 217641016Sdfr * The special sequence to enable the third and fourth buttons. 217741016Sdfr * Otherwise they behave like the first and second buttons. 217841016Sdfr */ 217941016Sdfr for (i = 0; i < sizeof(rate)/sizeof(rate[0]); ++i) { 218041016Sdfr if (set_mouse_sampling_rate(kbdc, rate[i]) != rate[i]) 218141016Sdfr return FALSE; 218241016Sdfr } 218341016Sdfr 218441016Sdfr /* 218541016Sdfr * At this point, the device is using default resolution and 218641016Sdfr * sampling rate for the native mode. 218741016Sdfr */ 218841016Sdfr if (get_mouse_status(kbdc, status, 0, 3) < 3) 218941016Sdfr return FALSE; 219041016Sdfr if ((status[1] == PSMD_RES_LOW) || (status[2] == rate[i - 1])) 219141016Sdfr return FALSE; 219241016Sdfr 219341016Sdfr /* the device appears be enabled by this sequence, diable it for now */ 219441016Sdfr disable_aux_dev(kbdc); 219541016Sdfr empty_aux_buffer(kbdc, 5); 219641016Sdfr 219741016Sdfr return TRUE; 219841016Sdfr} 219941016Sdfr 220041016Sdfr/* Logitech MouseMan+/FirstMouse+ */ 220141016Sdfrstatic int 220241016Sdfrenable_mmanplus(struct psm_softc *sc) 220341016Sdfr{ 220441016Sdfr static char res[] = { 220541016Sdfr -1, PSMD_RES_LOW, PSMD_RES_HIGH, PSMD_RES_MEDIUM_HIGH, 220641016Sdfr PSMD_RES_MEDIUM_LOW, -1, PSMD_RES_HIGH, PSMD_RES_MEDIUM_LOW, 220741016Sdfr PSMD_RES_MEDIUM_HIGH, PSMD_RES_HIGH, 220841016Sdfr }; 220941016Sdfr KBDC kbdc = sc->kbdc; 221041016Sdfr int data[3]; 221141016Sdfr int i; 221241016Sdfr 221341016Sdfr /* the special sequence to enable the fourth button and the roller. */ 221441016Sdfr for (i = 0; i < sizeof(res)/sizeof(res[0]); ++i) { 221541016Sdfr if (res[i] < 0) { 221641016Sdfr if (!set_mouse_scaling(kbdc, 1)) 221741016Sdfr return FALSE; 221841016Sdfr } else { 221941016Sdfr if (set_mouse_resolution(kbdc, res[i]) != res[i]) 222041016Sdfr return FALSE; 222141016Sdfr } 222241016Sdfr } 222341016Sdfr 222441016Sdfr if (get_mouse_status(kbdc, data, 1, 3) < 3) 222541016Sdfr return FALSE; 222641016Sdfr 222748778Syokota /* 222848778Syokota * PS2++ protocl, packet type 0 222941016Sdfr * 223048778Syokota * b7 b6 b5 b4 b3 b2 b1 b0 223148778Syokota * byte 1: * 1 p3 p2 1 * * * 223248778Syokota * byte 2: 1 1 p1 p0 m1 m0 1 0 223348778Syokota * byte 3: m7 m6 m5 m4 m3 m2 m1 m0 223448778Syokota * 223548778Syokota * p3-p0: packet type: 0 223648778Syokota * m7-m0: model ID: MouseMan+:0x50, FirstMouse+:0x51,... 223741016Sdfr */ 223848778Syokota /* check constant bits */ 223948778Syokota if ((data[0] & MOUSE_PS2PLUS_SYNCMASK) != MOUSE_PS2PLUS_SYNC) 224041016Sdfr return FALSE; 224148778Syokota if ((data[1] & 0xc3) != 0xc2) 224248778Syokota return FALSE; 224348778Syokota /* check d3-d0 in byte 2 */ 224448778Syokota if (!MOUSE_PS2PLUS_CHECKBITS(data)) 224548778Syokota return FALSE; 224648778Syokota /* check p3-p0 */ 224748778Syokota if (MOUSE_PS2PLUS_PACKET_TYPE(data) != 0) 224848778Syokota return FALSE; 224941016Sdfr 225048778Syokota sc->hw.hwid &= 0x00ff; 225148778Syokota sc->hw.hwid |= data[2] << 8; /* save model ID */ 225248778Syokota 225341016Sdfr /* 225441016Sdfr * MouseMan+ (or FirstMouse+) is now in its native mode, in which 225541016Sdfr * the wheel and the fourth button events are encoded in the 225641016Sdfr * special data packet. The mouse may be put in the IntelliMouse mode 225741016Sdfr * if it is initialized by the IntelliMouse's method. 225841016Sdfr */ 225941016Sdfr return TRUE; 226041016Sdfr} 226141016Sdfr 226241016Sdfr/* MS IntelliMouse */ 226341016Sdfrstatic int 226441016Sdfrenable_msintelli(struct psm_softc *sc) 226541016Sdfr{ 226641016Sdfr /* 226741016Sdfr * Logitech MouseMan+ and FirstMouse+ will also respond to this 226841016Sdfr * probe routine and act like IntelliMouse. 226941016Sdfr */ 227041016Sdfr 227141016Sdfr static unsigned char rate[] = { 200, 100, 80, }; 227241016Sdfr KBDC kbdc = sc->kbdc; 227341016Sdfr int id; 227441016Sdfr int i; 227541016Sdfr 227641016Sdfr /* the special sequence to enable the third button and the roller. */ 227741016Sdfr for (i = 0; i < sizeof(rate)/sizeof(rate[0]); ++i) { 227841016Sdfr if (set_mouse_sampling_rate(kbdc, rate[i]) != rate[i]) 227941016Sdfr return FALSE; 228041016Sdfr } 228141016Sdfr /* the device will give the genuine ID only after the above sequence */ 228241016Sdfr id = get_aux_id(kbdc); 228341016Sdfr if (id != PSM_INTELLI_ID) 228441016Sdfr return FALSE; 228541016Sdfr 228641016Sdfr sc->hw.hwid = id; 228741016Sdfr sc->hw.buttons = 3; 228841016Sdfr 228941016Sdfr return TRUE; 229041016Sdfr} 229141016Sdfr 229241016Sdfr#ifdef PSM_HOOKAPM 229341016Sdfrstatic int 229441016Sdfrpsmresume(void *dummy) 229541016Sdfr{ 229646763Syokota struct psm_softc *sc = PSM_SOFTC((int)dummy); 229741016Sdfr int unit = (int)dummy; 229841016Sdfr int err = 0; 229941016Sdfr int s; 230041016Sdfr int c; 230141016Sdfr 230241016Sdfr if (verbose >= 2) 230341016Sdfr log(LOG_NOTICE, "psm%d: APM resume hook called.\n", unit); 230441016Sdfr 230541016Sdfr /* don't let anybody mess with the aux device */ 230641016Sdfr if (!kbdc_lock(sc->kbdc, TRUE)) 230741016Sdfr return (EIO); 230841016Sdfr s = spltty(); 230941016Sdfr 231041016Sdfr /* save the current controller command byte */ 231141016Sdfr empty_both_buffers(sc->kbdc, 10); 231241016Sdfr c = get_controller_command_byte(sc->kbdc); 231341016Sdfr if (verbose >= 2) 231441016Sdfr log(LOG_DEBUG, "psm%d: current command byte: %04x (psmresume).\n", 231541016Sdfr unit, c); 231641016Sdfr 231741016Sdfr /* enable the aux port but disable the aux interrupt and the keyboard */ 231841016Sdfr if ((c == -1) || !set_controller_command_byte(sc->kbdc, 231941016Sdfr kbdc_get_device_mask(sc->kbdc), 232041016Sdfr KBD_DISABLE_KBD_PORT | KBD_DISABLE_KBD_INT 232141016Sdfr | KBD_ENABLE_AUX_PORT | KBD_DISABLE_AUX_INT)) { 232241016Sdfr /* CONTROLLER ERROR */ 232341016Sdfr splx(s); 232441016Sdfr kbdc_lock(sc->kbdc, FALSE); 232541016Sdfr log(LOG_ERR, "psm%d: unable to set the command byte (psmresume).\n", 232641016Sdfr unit); 232741016Sdfr return (EIO); 232841016Sdfr } 232941016Sdfr 233041016Sdfr /* flush any data */ 233141016Sdfr if (sc->state & PSM_VALID) { 233241016Sdfr disable_aux_dev(sc->kbdc); /* this may fail; but never mind... */ 233341016Sdfr empty_aux_buffer(sc->kbdc, 10); 233441016Sdfr } 233541016Sdfr sc->inputbytes = 0; 233641016Sdfr 233741016Sdfr#ifdef PSM_RESETAFTERSUSPEND 233841016Sdfr /* try to detect the aux device; are you still there? */ 233941016Sdfr if (reinitialize(unit, &sc->mode)) { 234041016Sdfr /* yes */ 234141016Sdfr sc->state |= PSM_VALID; 234241016Sdfr } else { 234341016Sdfr /* the device has gone! */ 234441016Sdfr restore_controller(sc->kbdc, c); 234541016Sdfr sc->state &= ~PSM_VALID; 234641016Sdfr log(LOG_ERR, "psm%d: the aux device has gone! (psmresume).\n", 234741016Sdfr unit); 234841016Sdfr err = ENXIO; 234941016Sdfr } 235041016Sdfr#endif /* PSM_RESETAFTERSUSPEND */ 235141016Sdfr splx(s); 235241016Sdfr 235341016Sdfr /* restore the driver state */ 235441016Sdfr if ((sc->state & PSM_OPEN) && (err == 0)) { 235541016Sdfr /* enable the aux device and the port again */ 235641016Sdfr err = doopen(unit, c); 235741016Sdfr if (err != 0) 235841016Sdfr log(LOG_ERR, "psm%d: failed to enable the device (psmresume).\n", 235941016Sdfr unit); 236041016Sdfr } else { 236141016Sdfr /* restore the keyboard port and disable the aux port */ 236241016Sdfr if (!set_controller_command_byte(sc->kbdc, 236341016Sdfr kbdc_get_device_mask(sc->kbdc), 236441016Sdfr (c & KBD_KBD_CONTROL_BITS) 236541016Sdfr | KBD_DISABLE_AUX_PORT | KBD_DISABLE_AUX_INT)) { 236641016Sdfr /* CONTROLLER ERROR */ 236741016Sdfr log(LOG_ERR, "psm%d: failed to disable the aux port (psmresume).\n", 236841016Sdfr unit); 236941016Sdfr err = EIO; 237041016Sdfr } 237141016Sdfr } 237241016Sdfr 237341016Sdfr /* done */ 237441016Sdfr kbdc_lock(sc->kbdc, FALSE); 237541016Sdfr if ((sc->state & PSM_ASLP) && !(sc->state & PSM_VALID)) { 237641016Sdfr /* 237741016Sdfr * Release the blocked process; it must be notified that the device 237841016Sdfr * cannot be accessed anymore. 237941016Sdfr */ 238041016Sdfr sc->state &= ~PSM_ASLP; 238141016Sdfr wakeup((caddr_t)sc); 238241016Sdfr } 238341016Sdfr 238441016Sdfr if (verbose >= 2) 238541016Sdfr log(LOG_DEBUG, "psm%d: APM resume hook exiting.\n", unit); 238641016Sdfr 238741016Sdfr return (err); 238841016Sdfr} 238941016Sdfr#endif /* PSM_HOOKAPM */ 239041016Sdfr 239148557SphkDEV_DRIVER_MODULE(psm, atkbdc, psm_driver, psm_devclass, psm_cdevsw, 0, 0); 239241016Sdfr 239341016Sdfr#endif /* NPSM > 0 */ 2394