1/*
2 * Copyright 1992 by the University of Guelph
3 *
4 * Permission to use, copy and modify this
5 * software and its documentation for any purpose and without
6 * fee is hereby granted, provided that the above copyright
7 * notice appear in all copies and that both that copyright
8 * notice and this permission notice appear in supporting
9 * documentation.
10 * University of Guelph makes no representations about the suitability of
11 * this software for any purpose. It is provided "as is"
12 * without express or implied warranty.
13 *
| 1/*
2 * Copyright 1992 by the University of Guelph
3 *
4 * Permission to use, copy and modify this
5 * software and its documentation for any purpose and without
6 * fee is hereby granted, provided that the above copyright
7 * notice appear in all copies and that both that copyright
8 * notice and this permission notice appear in supporting
9 * documentation.
10 * University of Guelph makes no representations about the suitability of
11 * this software for any purpose. It is provided "as is"
12 * without express or implied warranty.
13 *
|
14 * $FreeBSD: head/sys/dev/mse/mse.c 82618 2001-08-31 02:14:34Z msmith $
| 14 * $FreeBSD: head/sys/dev/mse/mse.c 83366 2001-09-12 08:38:13Z julian $
|
15 */
16/*
17 * Driver for the Logitech and ATI Inport Bus mice for use with 386bsd and
18 * the X386 port, courtesy of
19 * Rick Macklem, rick@snowhite.cis.uoguelph.ca
20 * Caveats: The driver currently uses spltty(), but doesn't use any
21 * generic tty code. It could use splmse() (that only masks off the
22 * bus mouse interrupt, but that would require hacking in i386/isa/icu.s.
23 * (This may be worth the effort, since the Logitech generates 30/60
24 * interrupts/sec continuously while it is open.)
25 * NB: The ATI has NOT been tested yet!
26 */
27
28/*
29 * Modification history:
30 * Sep 6, 1994 -- Lars Fredriksen(fredriks@mcs.com)
31 * improved probe based on input from Logitech.
32 *
33 * Oct 19, 1992 -- E. Stark (stark@cs.sunysb.edu)
34 * fixes to make it work with Microsoft InPort busmouse
35 *
36 * Jan, 1993 -- E. Stark (stark@cs.sunysb.edu)
37 * added patches for new "select" interface
38 *
39 * May 4, 1993 -- E. Stark (stark@cs.sunysb.edu)
40 * changed position of some spl()'s in mseread
41 *
42 * October 8, 1993 -- E. Stark (stark@cs.sunysb.edu)
43 * limit maximum negative x/y value to -127 to work around XFree problem
44 * that causes spurious button pushes.
45 */
46
47#include <sys/param.h>
48#include <sys/systm.h>
49#include <sys/conf.h>
50#include <sys/kernel.h>
51#include <sys/bus.h>
52#include <sys/poll.h>
53#include <sys/selinfo.h>
54#include <sys/uio.h>
55#include <sys/mouse.h>
56
57#include <machine/bus_pio.h>
58#include <machine/bus.h>
59#include <machine/clock.h>
60#include <machine/resource.h>
61#include <sys/rman.h>
62
63#include <isa/isavar.h>
64
65/* driver configuration flags (config) */
66#define MSE_CONFIG_ACCEL 0x00f0 /* acceleration factor */
67#define MSE_CONFIG_FLAGS (MSE_CONFIG_ACCEL)
68
69/*
70 * Software control structure for mouse. The sc_enablemouse(),
71 * sc_disablemouse() and sc_getmouse() routines must be called spl'd().
72 */
73typedef struct mse_softc {
74 int sc_flags;
75 int sc_mousetype;
76 struct selinfo sc_selp;
77 struct resource *sc_port;
78 struct resource *sc_intr;
79 bus_space_tag_t sc_iot;
80 bus_space_handle_t sc_ioh;
81 void *sc_ih;
82 void (*sc_enablemouse) __P((bus_space_tag_t t,
83 bus_space_handle_t h));
84 void (*sc_disablemouse) __P((bus_space_tag_t t,
85 bus_space_handle_t h));
86 void (*sc_getmouse) __P((bus_space_tag_t t,
87 bus_space_handle_t h,
88 int *dx, int *dy, int *but));
89 int sc_deltax;
90 int sc_deltay;
91 int sc_obuttons;
92 int sc_buttons;
93 int sc_bytesread;
94 u_char sc_bytes[MOUSE_SYS_PACKETSIZE];
95 struct callout_handle sc_callout;
96 int sc_watchdog;
97 dev_t sc_dev;
98 dev_t sc_ndev;
99 mousehw_t hw;
100 mousemode_t mode;
101 mousestatus_t status;
102} mse_softc_t;
103
104static devclass_t mse_devclass;
105
106static int mse_probe __P((device_t dev));
107static int mse_attach __P((device_t dev));
108static int mse_detach __P((device_t dev));
109
110static device_method_t mse_methods[] = {
111 DEVMETHOD(device_probe, mse_probe),
112 DEVMETHOD(device_attach, mse_attach),
113 DEVMETHOD(device_detach, mse_detach),
114 { 0, 0 }
115};
116
117static driver_t mse_driver = {
118 "mse",
119 mse_methods,
120 sizeof(mse_softc_t),
121};
122
123DRIVER_MODULE(mse, isa, mse_driver, mse_devclass, 0, 0);
124
125static struct isa_pnp_id mse_ids[] = {
126 { 0x000fd041, "Bus mouse" }, /* PNP0F00 */
127 { 0x020fd041, "InPort mouse" }, /* PNP0F02 */
128 { 0x0d0fd041, "InPort mouse compatible" }, /* PNP0F0D */
129 { 0x110fd041, "Bus mouse compatible" }, /* PNP0F11 */
130 { 0x150fd041, "Logitech bus mouse" }, /* PNP0F15 */
131 { 0x180fd041, "Logitech bus mouse compatible" },/* PNP0F18 */
132 { 0 }
133};
134
135static d_open_t mseopen;
136static d_close_t mseclose;
137static d_read_t mseread;
138static d_ioctl_t mseioctl;
139static d_poll_t msepoll;
140
141#define CDEV_MAJOR 27
142static struct cdevsw mse_cdevsw = {
143 /* open */ mseopen,
144 /* close */ mseclose,
145 /* read */ mseread,
146 /* write */ nowrite,
147 /* ioctl */ mseioctl,
148 /* poll */ msepoll,
149 /* mmap */ nommap,
150 /* strategy */ nostrategy,
151 /* name */ "mse",
152 /* maj */ CDEV_MAJOR,
153 /* dump */ nodump,
154 /* psize */ nopsize,
155 /* flags */ 0,
156};
157
158static void mseintr __P((void *));
159static timeout_t msetimeout;
160
161/* Flags */
162#define MSESC_OPEN 0x1
163#define MSESC_WANT 0x2
164
165/* and Mouse Types */
166#define MSE_NONE 0 /* don't move this! */
167#define MSE_LOGITECH 0x1
168#define MSE_ATIINPORT 0x2
169#define MSE_LOGI_SIG 0xA5
170
171#define MSE_PORTA 0
172#define MSE_PORTB 1
173#define MSE_PORTC 2
174#define MSE_PORTD 3
175#define MSE_IOSIZE 4
176
177#define MSE_UNIT(dev) (minor(dev) >> 1)
178#define MSE_NBLOCKIO(dev) (minor(dev) & 0x1)
179
180/*
181 * Logitech bus mouse definitions
182 */
183#define MSE_SETUP 0x91 /* What does this mean? */
184 /* The definition for the control port */
185 /* is as follows: */
186
187 /* D7 = Mode set flag (1 = active) */
188 /* D6,D5 = Mode selection (port A) */
189 /* 00 = Mode 0 = Basic I/O */
190 /* 01 = Mode 1 = Strobed I/O */
191 /* 10 = Mode 2 = Bi-dir bus */
192 /* D4 = Port A direction (1 = input)*/
193 /* D3 = Port C (upper 4 bits) */
194 /* direction. (1 = input) */
195 /* D2 = Mode selection (port B & C) */
196 /* 0 = Mode 0 = Basic I/O */
197 /* 1 = Mode 1 = Strobed I/O */
198 /* D1 = Port B direction (1 = input)*/
199 /* D0 = Port C (lower 4 bits) */
200 /* direction. (1 = input) */
201
202 /* So 91 means Basic I/O on all 3 ports,*/
203 /* Port A is an input port, B is an */
204 /* output port, C is split with upper */
205 /* 4 bits being an output port and lower*/
206 /* 4 bits an input port, and enable the */
207 /* sucker. */
208 /* Courtesy Intel 8255 databook. Lars */
209#define MSE_HOLD 0x80
210#define MSE_RXLOW 0x00
211#define MSE_RXHIGH 0x20
212#define MSE_RYLOW 0x40
213#define MSE_RYHIGH 0x60
214#define MSE_DISINTR 0x10
215#define MSE_INTREN 0x00
216
217static int mse_probelogi __P((device_t dev, mse_softc_t *sc));
218static void mse_disablelogi __P((bus_space_tag_t t,
219 bus_space_handle_t h));
220static void mse_getlogi __P((bus_space_tag_t t,
221 bus_space_handle_t h,
222 int *dx, int *dy, int *but));
223static void mse_enablelogi __P((bus_space_tag_t t,
224 bus_space_handle_t h));
225
226/*
227 * ATI Inport mouse definitions
228 */
229#define MSE_INPORT_RESET 0x80
230#define MSE_INPORT_STATUS 0x00
231#define MSE_INPORT_DX 0x01
232#define MSE_INPORT_DY 0x02
233#define MSE_INPORT_MODE 0x07
234#define MSE_INPORT_HOLD 0x20
235#define MSE_INPORT_INTREN 0x09
236
237static int mse_probeati __P((device_t dev, mse_softc_t *sc));
238static void mse_enableati __P((bus_space_tag_t t,
239 bus_space_handle_t h));
240static void mse_disableati __P((bus_space_tag_t t,
241 bus_space_handle_t h));
242static void mse_getati __P((bus_space_tag_t t,
243 bus_space_handle_t h,
244 int *dx, int *dy, int *but));
245
246#define MSEPRI (PZERO + 3)
247
248/*
249 * Table of mouse types.
250 * Keep the Logitech last, since I haven't figured out how to probe it
251 * properly yet. (Someday I'll have the documentation.)
252 */
253static struct mse_types {
254 int m_type; /* Type of bus mouse */
255 int (*m_probe) __P((device_t dev, mse_softc_t *sc));
256 /* Probe routine to test for it */
257 void (*m_enable) __P((bus_space_tag_t t, bus_space_handle_t h));
258 /* Start routine */
259 void (*m_disable) __P((bus_space_tag_t t, bus_space_handle_t h));
260 /* Disable interrupts routine */
261 void (*m_get) __P((bus_space_tag_t t, bus_space_handle_t h,
262 int *dx, int *dy, int *but));
263 /* and get mouse status */
264 mousehw_t m_hw; /* buttons iftype type model hwid */
265 mousemode_t m_mode; /* proto rate res accel level size mask */
266} mse_types[] = {
267 { MSE_ATIINPORT,
268 mse_probeati, mse_enableati, mse_disableati, mse_getati,
269 { 2, MOUSE_IF_INPORT, MOUSE_MOUSE, MOUSE_MODEL_GENERIC, 0, },
270 { MOUSE_PROTO_INPORT, -1, -1, 0, 0, MOUSE_MSC_PACKETSIZE,
271 { MOUSE_MSC_SYNCMASK, MOUSE_MSC_SYNC, }, }, },
272 { MSE_LOGITECH,
273 mse_probelogi, mse_enablelogi, mse_disablelogi, mse_getlogi,
274 { 2, MOUSE_IF_BUS, MOUSE_MOUSE, MOUSE_MODEL_GENERIC, 0, },
275 { MOUSE_PROTO_BUS, -1, -1, 0, 0, MOUSE_MSC_PACKETSIZE,
276 { MOUSE_MSC_SYNCMASK, MOUSE_MSC_SYNC, }, }, },
277 { 0, },
278};
279
280static int
281mse_probe(dev)
282 device_t dev;
283{
284 mse_softc_t *sc;
285 int error;
286 int rid;
287 int i;
288
289 /* check PnP IDs */
290 error = ISA_PNP_PROBE(device_get_parent(dev), dev, mse_ids);
291 if (error == ENXIO)
292 return error;
293
294 sc = device_get_softc(dev);
295 rid = 0;
296 sc->sc_port = bus_alloc_resource(dev, SYS_RES_IOPORT, &rid, 0, ~0,
297 MSE_IOSIZE, RF_ACTIVE);
298 if (sc->sc_port == NULL)
299 return ENXIO;
300 sc->sc_iot = rman_get_bustag(sc->sc_port);
301 sc->sc_ioh = rman_get_bushandle(sc->sc_port);
302
303 /*
304 * Check for each mouse type in the table.
305 */
306 i = 0;
307 while (mse_types[i].m_type) {
308 if ((*mse_types[i].m_probe)(dev, sc)) {
309 sc->sc_mousetype = mse_types[i].m_type;
310 sc->sc_enablemouse = mse_types[i].m_enable;
311 sc->sc_disablemouse = mse_types[i].m_disable;
312 sc->sc_getmouse = mse_types[i].m_get;
313 sc->hw = mse_types[i].m_hw;
314 sc->mode = mse_types[i].m_mode;
315 bus_release_resource(dev, SYS_RES_IOPORT, rid,
316 sc->sc_port);
317 device_set_desc(dev, "Bus/InPort Mouse");
318 return 0;
319 }
320 i++;
321 }
322 bus_release_resource(dev, SYS_RES_IOPORT, rid, sc->sc_port);
323 return ENXIO;
324}
325
326static int
327mse_attach(dev)
328 device_t dev;
329{
330 mse_softc_t *sc;
331 int flags;
332 int unit;
333 int rid;
334
335 sc = device_get_softc(dev);
336 unit = device_get_unit(dev);
337
338 rid = 0;
339 sc->sc_port = bus_alloc_resource(dev, SYS_RES_IOPORT, &rid, 0, ~0,
340 MSE_IOSIZE, RF_ACTIVE);
341 if (sc->sc_port == NULL)
342 return ENXIO;
343 sc->sc_intr = bus_alloc_resource(dev, SYS_RES_IRQ, &rid, 0, ~0, 1,
344 RF_ACTIVE);
345 if (sc->sc_intr == NULL) {
346 bus_release_resource(dev, SYS_RES_IOPORT, rid, sc->sc_port);
347 return ENXIO;
348 }
349 sc->sc_iot = rman_get_bustag(sc->sc_port);
350 sc->sc_ioh = rman_get_bushandle(sc->sc_port);
351
352 if (BUS_SETUP_INTR(device_get_parent(dev), dev, sc->sc_intr,
353 INTR_TYPE_TTY, mseintr, sc, &sc->sc_ih)) {
354 bus_release_resource(dev, SYS_RES_IOPORT, rid, sc->sc_port);
355 bus_release_resource(dev, SYS_RES_IRQ, rid, sc->sc_intr);
356 return ENXIO;
357 }
358
359 flags = device_get_flags(dev);
360 sc->mode.accelfactor = (flags & MSE_CONFIG_ACCEL) >> 4;
361 callout_handle_init(&sc->sc_callout);
362
363 sc->sc_dev = make_dev(&mse_cdevsw, unit << 1, 0, 0, 0600,
364 "mse%d", unit);
365 sc->sc_ndev = make_dev(&mse_cdevsw, (unit<<1)+1, 0, 0, 0600,
366 "nmse%d", unit);
367
368 return 0;
369}
370
371static int
372mse_detach(dev)
373 device_t dev;
374{
375 mse_softc_t *sc;
376 int rid;
377
378 sc = device_get_softc(dev);
379 if (sc->sc_flags & MSESC_OPEN)
380 return EBUSY;
381
382 rid = 0;
383 BUS_TEARDOWN_INTR(device_get_parent(dev), dev, sc->sc_intr, sc->sc_ih);
384 bus_release_resource(dev, SYS_RES_IRQ, rid, sc->sc_intr);
385 bus_release_resource(dev, SYS_RES_IOPORT, rid, sc->sc_port);
386
387 destroy_dev(sc->sc_dev);
388 destroy_dev(sc->sc_ndev);
389
390 return 0;
391}
392
393/*
394 * Exclusive open the mouse, initialize it and enable interrupts.
395 */
396static int
| 15 */
16/*
17 * Driver for the Logitech and ATI Inport Bus mice for use with 386bsd and
18 * the X386 port, courtesy of
19 * Rick Macklem, rick@snowhite.cis.uoguelph.ca
20 * Caveats: The driver currently uses spltty(), but doesn't use any
21 * generic tty code. It could use splmse() (that only masks off the
22 * bus mouse interrupt, but that would require hacking in i386/isa/icu.s.
23 * (This may be worth the effort, since the Logitech generates 30/60
24 * interrupts/sec continuously while it is open.)
25 * NB: The ATI has NOT been tested yet!
26 */
27
28/*
29 * Modification history:
30 * Sep 6, 1994 -- Lars Fredriksen(fredriks@mcs.com)
31 * improved probe based on input from Logitech.
32 *
33 * Oct 19, 1992 -- E. Stark (stark@cs.sunysb.edu)
34 * fixes to make it work with Microsoft InPort busmouse
35 *
36 * Jan, 1993 -- E. Stark (stark@cs.sunysb.edu)
37 * added patches for new "select" interface
38 *
39 * May 4, 1993 -- E. Stark (stark@cs.sunysb.edu)
40 * changed position of some spl()'s in mseread
41 *
42 * October 8, 1993 -- E. Stark (stark@cs.sunysb.edu)
43 * limit maximum negative x/y value to -127 to work around XFree problem
44 * that causes spurious button pushes.
45 */
46
47#include <sys/param.h>
48#include <sys/systm.h>
49#include <sys/conf.h>
50#include <sys/kernel.h>
51#include <sys/bus.h>
52#include <sys/poll.h>
53#include <sys/selinfo.h>
54#include <sys/uio.h>
55#include <sys/mouse.h>
56
57#include <machine/bus_pio.h>
58#include <machine/bus.h>
59#include <machine/clock.h>
60#include <machine/resource.h>
61#include <sys/rman.h>
62
63#include <isa/isavar.h>
64
65/* driver configuration flags (config) */
66#define MSE_CONFIG_ACCEL 0x00f0 /* acceleration factor */
67#define MSE_CONFIG_FLAGS (MSE_CONFIG_ACCEL)
68
69/*
70 * Software control structure for mouse. The sc_enablemouse(),
71 * sc_disablemouse() and sc_getmouse() routines must be called spl'd().
72 */
73typedef struct mse_softc {
74 int sc_flags;
75 int sc_mousetype;
76 struct selinfo sc_selp;
77 struct resource *sc_port;
78 struct resource *sc_intr;
79 bus_space_tag_t sc_iot;
80 bus_space_handle_t sc_ioh;
81 void *sc_ih;
82 void (*sc_enablemouse) __P((bus_space_tag_t t,
83 bus_space_handle_t h));
84 void (*sc_disablemouse) __P((bus_space_tag_t t,
85 bus_space_handle_t h));
86 void (*sc_getmouse) __P((bus_space_tag_t t,
87 bus_space_handle_t h,
88 int *dx, int *dy, int *but));
89 int sc_deltax;
90 int sc_deltay;
91 int sc_obuttons;
92 int sc_buttons;
93 int sc_bytesread;
94 u_char sc_bytes[MOUSE_SYS_PACKETSIZE];
95 struct callout_handle sc_callout;
96 int sc_watchdog;
97 dev_t sc_dev;
98 dev_t sc_ndev;
99 mousehw_t hw;
100 mousemode_t mode;
101 mousestatus_t status;
102} mse_softc_t;
103
104static devclass_t mse_devclass;
105
106static int mse_probe __P((device_t dev));
107static int mse_attach __P((device_t dev));
108static int mse_detach __P((device_t dev));
109
110static device_method_t mse_methods[] = {
111 DEVMETHOD(device_probe, mse_probe),
112 DEVMETHOD(device_attach, mse_attach),
113 DEVMETHOD(device_detach, mse_detach),
114 { 0, 0 }
115};
116
117static driver_t mse_driver = {
118 "mse",
119 mse_methods,
120 sizeof(mse_softc_t),
121};
122
123DRIVER_MODULE(mse, isa, mse_driver, mse_devclass, 0, 0);
124
125static struct isa_pnp_id mse_ids[] = {
126 { 0x000fd041, "Bus mouse" }, /* PNP0F00 */
127 { 0x020fd041, "InPort mouse" }, /* PNP0F02 */
128 { 0x0d0fd041, "InPort mouse compatible" }, /* PNP0F0D */
129 { 0x110fd041, "Bus mouse compatible" }, /* PNP0F11 */
130 { 0x150fd041, "Logitech bus mouse" }, /* PNP0F15 */
131 { 0x180fd041, "Logitech bus mouse compatible" },/* PNP0F18 */
132 { 0 }
133};
134
135static d_open_t mseopen;
136static d_close_t mseclose;
137static d_read_t mseread;
138static d_ioctl_t mseioctl;
139static d_poll_t msepoll;
140
141#define CDEV_MAJOR 27
142static struct cdevsw mse_cdevsw = {
143 /* open */ mseopen,
144 /* close */ mseclose,
145 /* read */ mseread,
146 /* write */ nowrite,
147 /* ioctl */ mseioctl,
148 /* poll */ msepoll,
149 /* mmap */ nommap,
150 /* strategy */ nostrategy,
151 /* name */ "mse",
152 /* maj */ CDEV_MAJOR,
153 /* dump */ nodump,
154 /* psize */ nopsize,
155 /* flags */ 0,
156};
157
158static void mseintr __P((void *));
159static timeout_t msetimeout;
160
161/* Flags */
162#define MSESC_OPEN 0x1
163#define MSESC_WANT 0x2
164
165/* and Mouse Types */
166#define MSE_NONE 0 /* don't move this! */
167#define MSE_LOGITECH 0x1
168#define MSE_ATIINPORT 0x2
169#define MSE_LOGI_SIG 0xA5
170
171#define MSE_PORTA 0
172#define MSE_PORTB 1
173#define MSE_PORTC 2
174#define MSE_PORTD 3
175#define MSE_IOSIZE 4
176
177#define MSE_UNIT(dev) (minor(dev) >> 1)
178#define MSE_NBLOCKIO(dev) (minor(dev) & 0x1)
179
180/*
181 * Logitech bus mouse definitions
182 */
183#define MSE_SETUP 0x91 /* What does this mean? */
184 /* The definition for the control port */
185 /* is as follows: */
186
187 /* D7 = Mode set flag (1 = active) */
188 /* D6,D5 = Mode selection (port A) */
189 /* 00 = Mode 0 = Basic I/O */
190 /* 01 = Mode 1 = Strobed I/O */
191 /* 10 = Mode 2 = Bi-dir bus */
192 /* D4 = Port A direction (1 = input)*/
193 /* D3 = Port C (upper 4 bits) */
194 /* direction. (1 = input) */
195 /* D2 = Mode selection (port B & C) */
196 /* 0 = Mode 0 = Basic I/O */
197 /* 1 = Mode 1 = Strobed I/O */
198 /* D1 = Port B direction (1 = input)*/
199 /* D0 = Port C (lower 4 bits) */
200 /* direction. (1 = input) */
201
202 /* So 91 means Basic I/O on all 3 ports,*/
203 /* Port A is an input port, B is an */
204 /* output port, C is split with upper */
205 /* 4 bits being an output port and lower*/
206 /* 4 bits an input port, and enable the */
207 /* sucker. */
208 /* Courtesy Intel 8255 databook. Lars */
209#define MSE_HOLD 0x80
210#define MSE_RXLOW 0x00
211#define MSE_RXHIGH 0x20
212#define MSE_RYLOW 0x40
213#define MSE_RYHIGH 0x60
214#define MSE_DISINTR 0x10
215#define MSE_INTREN 0x00
216
217static int mse_probelogi __P((device_t dev, mse_softc_t *sc));
218static void mse_disablelogi __P((bus_space_tag_t t,
219 bus_space_handle_t h));
220static void mse_getlogi __P((bus_space_tag_t t,
221 bus_space_handle_t h,
222 int *dx, int *dy, int *but));
223static void mse_enablelogi __P((bus_space_tag_t t,
224 bus_space_handle_t h));
225
226/*
227 * ATI Inport mouse definitions
228 */
229#define MSE_INPORT_RESET 0x80
230#define MSE_INPORT_STATUS 0x00
231#define MSE_INPORT_DX 0x01
232#define MSE_INPORT_DY 0x02
233#define MSE_INPORT_MODE 0x07
234#define MSE_INPORT_HOLD 0x20
235#define MSE_INPORT_INTREN 0x09
236
237static int mse_probeati __P((device_t dev, mse_softc_t *sc));
238static void mse_enableati __P((bus_space_tag_t t,
239 bus_space_handle_t h));
240static void mse_disableati __P((bus_space_tag_t t,
241 bus_space_handle_t h));
242static void mse_getati __P((bus_space_tag_t t,
243 bus_space_handle_t h,
244 int *dx, int *dy, int *but));
245
246#define MSEPRI (PZERO + 3)
247
248/*
249 * Table of mouse types.
250 * Keep the Logitech last, since I haven't figured out how to probe it
251 * properly yet. (Someday I'll have the documentation.)
252 */
253static struct mse_types {
254 int m_type; /* Type of bus mouse */
255 int (*m_probe) __P((device_t dev, mse_softc_t *sc));
256 /* Probe routine to test for it */
257 void (*m_enable) __P((bus_space_tag_t t, bus_space_handle_t h));
258 /* Start routine */
259 void (*m_disable) __P((bus_space_tag_t t, bus_space_handle_t h));
260 /* Disable interrupts routine */
261 void (*m_get) __P((bus_space_tag_t t, bus_space_handle_t h,
262 int *dx, int *dy, int *but));
263 /* and get mouse status */
264 mousehw_t m_hw; /* buttons iftype type model hwid */
265 mousemode_t m_mode; /* proto rate res accel level size mask */
266} mse_types[] = {
267 { MSE_ATIINPORT,
268 mse_probeati, mse_enableati, mse_disableati, mse_getati,
269 { 2, MOUSE_IF_INPORT, MOUSE_MOUSE, MOUSE_MODEL_GENERIC, 0, },
270 { MOUSE_PROTO_INPORT, -1, -1, 0, 0, MOUSE_MSC_PACKETSIZE,
271 { MOUSE_MSC_SYNCMASK, MOUSE_MSC_SYNC, }, }, },
272 { MSE_LOGITECH,
273 mse_probelogi, mse_enablelogi, mse_disablelogi, mse_getlogi,
274 { 2, MOUSE_IF_BUS, MOUSE_MOUSE, MOUSE_MODEL_GENERIC, 0, },
275 { MOUSE_PROTO_BUS, -1, -1, 0, 0, MOUSE_MSC_PACKETSIZE,
276 { MOUSE_MSC_SYNCMASK, MOUSE_MSC_SYNC, }, }, },
277 { 0, },
278};
279
280static int
281mse_probe(dev)
282 device_t dev;
283{
284 mse_softc_t *sc;
285 int error;
286 int rid;
287 int i;
288
289 /* check PnP IDs */
290 error = ISA_PNP_PROBE(device_get_parent(dev), dev, mse_ids);
291 if (error == ENXIO)
292 return error;
293
294 sc = device_get_softc(dev);
295 rid = 0;
296 sc->sc_port = bus_alloc_resource(dev, SYS_RES_IOPORT, &rid, 0, ~0,
297 MSE_IOSIZE, RF_ACTIVE);
298 if (sc->sc_port == NULL)
299 return ENXIO;
300 sc->sc_iot = rman_get_bustag(sc->sc_port);
301 sc->sc_ioh = rman_get_bushandle(sc->sc_port);
302
303 /*
304 * Check for each mouse type in the table.
305 */
306 i = 0;
307 while (mse_types[i].m_type) {
308 if ((*mse_types[i].m_probe)(dev, sc)) {
309 sc->sc_mousetype = mse_types[i].m_type;
310 sc->sc_enablemouse = mse_types[i].m_enable;
311 sc->sc_disablemouse = mse_types[i].m_disable;
312 sc->sc_getmouse = mse_types[i].m_get;
313 sc->hw = mse_types[i].m_hw;
314 sc->mode = mse_types[i].m_mode;
315 bus_release_resource(dev, SYS_RES_IOPORT, rid,
316 sc->sc_port);
317 device_set_desc(dev, "Bus/InPort Mouse");
318 return 0;
319 }
320 i++;
321 }
322 bus_release_resource(dev, SYS_RES_IOPORT, rid, sc->sc_port);
323 return ENXIO;
324}
325
326static int
327mse_attach(dev)
328 device_t dev;
329{
330 mse_softc_t *sc;
331 int flags;
332 int unit;
333 int rid;
334
335 sc = device_get_softc(dev);
336 unit = device_get_unit(dev);
337
338 rid = 0;
339 sc->sc_port = bus_alloc_resource(dev, SYS_RES_IOPORT, &rid, 0, ~0,
340 MSE_IOSIZE, RF_ACTIVE);
341 if (sc->sc_port == NULL)
342 return ENXIO;
343 sc->sc_intr = bus_alloc_resource(dev, SYS_RES_IRQ, &rid, 0, ~0, 1,
344 RF_ACTIVE);
345 if (sc->sc_intr == NULL) {
346 bus_release_resource(dev, SYS_RES_IOPORT, rid, sc->sc_port);
347 return ENXIO;
348 }
349 sc->sc_iot = rman_get_bustag(sc->sc_port);
350 sc->sc_ioh = rman_get_bushandle(sc->sc_port);
351
352 if (BUS_SETUP_INTR(device_get_parent(dev), dev, sc->sc_intr,
353 INTR_TYPE_TTY, mseintr, sc, &sc->sc_ih)) {
354 bus_release_resource(dev, SYS_RES_IOPORT, rid, sc->sc_port);
355 bus_release_resource(dev, SYS_RES_IRQ, rid, sc->sc_intr);
356 return ENXIO;
357 }
358
359 flags = device_get_flags(dev);
360 sc->mode.accelfactor = (flags & MSE_CONFIG_ACCEL) >> 4;
361 callout_handle_init(&sc->sc_callout);
362
363 sc->sc_dev = make_dev(&mse_cdevsw, unit << 1, 0, 0, 0600,
364 "mse%d", unit);
365 sc->sc_ndev = make_dev(&mse_cdevsw, (unit<<1)+1, 0, 0, 0600,
366 "nmse%d", unit);
367
368 return 0;
369}
370
371static int
372mse_detach(dev)
373 device_t dev;
374{
375 mse_softc_t *sc;
376 int rid;
377
378 sc = device_get_softc(dev);
379 if (sc->sc_flags & MSESC_OPEN)
380 return EBUSY;
381
382 rid = 0;
383 BUS_TEARDOWN_INTR(device_get_parent(dev), dev, sc->sc_intr, sc->sc_ih);
384 bus_release_resource(dev, SYS_RES_IRQ, rid, sc->sc_intr);
385 bus_release_resource(dev, SYS_RES_IOPORT, rid, sc->sc_port);
386
387 destroy_dev(sc->sc_dev);
388 destroy_dev(sc->sc_ndev);
389
390 return 0;
391}
392
393/*
394 * Exclusive open the mouse, initialize it and enable interrupts.
395 */
396static int
|
397mseopen(dev, flags, fmt, p)
| 397mseopen(dev, flags, fmt, td)
|
398 dev_t dev;
399 int flags;
400 int fmt;
| 398 dev_t dev;
399 int flags;
400 int fmt;
|
401 struct proc *p;
| 401 struct thread *td;
|
402{
403 mse_softc_t *sc;
404 int s;
405
406 sc = devclass_get_softc(mse_devclass, MSE_UNIT(dev));
407 if (sc == NULL)
408 return (ENXIO);
409 if (sc->sc_mousetype == MSE_NONE)
410 return (ENXIO);
411 if (sc->sc_flags & MSESC_OPEN)
412 return (EBUSY);
413 sc->sc_flags |= MSESC_OPEN;
414 sc->sc_obuttons = sc->sc_buttons = MOUSE_MSC_BUTTONS;
415 sc->sc_deltax = sc->sc_deltay = 0;
416 sc->sc_bytesread = sc->mode.packetsize = MOUSE_MSC_PACKETSIZE;
417 sc->sc_watchdog = FALSE;
418 sc->sc_callout = timeout(msetimeout, dev, hz*2);
419 sc->mode.level = 0;
420 sc->status.flags = 0;
421 sc->status.button = sc->status.obutton = 0;
422 sc->status.dx = sc->status.dy = sc->status.dz = 0;
423
424 /*
425 * Initialize mouse interface and enable interrupts.
426 */
427 s = spltty();
428 (*sc->sc_enablemouse)(sc->sc_iot, sc->sc_ioh);
429 splx(s);
430 return (0);
431}
432
433/*
434 * mseclose: just turn off mouse innterrupts.
435 */
436static int
| 402{
403 mse_softc_t *sc;
404 int s;
405
406 sc = devclass_get_softc(mse_devclass, MSE_UNIT(dev));
407 if (sc == NULL)
408 return (ENXIO);
409 if (sc->sc_mousetype == MSE_NONE)
410 return (ENXIO);
411 if (sc->sc_flags & MSESC_OPEN)
412 return (EBUSY);
413 sc->sc_flags |= MSESC_OPEN;
414 sc->sc_obuttons = sc->sc_buttons = MOUSE_MSC_BUTTONS;
415 sc->sc_deltax = sc->sc_deltay = 0;
416 sc->sc_bytesread = sc->mode.packetsize = MOUSE_MSC_PACKETSIZE;
417 sc->sc_watchdog = FALSE;
418 sc->sc_callout = timeout(msetimeout, dev, hz*2);
419 sc->mode.level = 0;
420 sc->status.flags = 0;
421 sc->status.button = sc->status.obutton = 0;
422 sc->status.dx = sc->status.dy = sc->status.dz = 0;
423
424 /*
425 * Initialize mouse interface and enable interrupts.
426 */
427 s = spltty();
428 (*sc->sc_enablemouse)(sc->sc_iot, sc->sc_ioh);
429 splx(s);
430 return (0);
431}
432
433/*
434 * mseclose: just turn off mouse innterrupts.
435 */
436static int
|
437mseclose(dev, flags, fmt, p)
| 437mseclose(dev, flags, fmt, td)
|
438 dev_t dev;
439 int flags;
440 int fmt;
| 438 dev_t dev;
439 int flags;
440 int fmt;
|
441 struct proc *p;
| 441 struct thread *td;
|
442{
443 mse_softc_t *sc = devclass_get_softc(mse_devclass, MSE_UNIT(dev));
444 int s;
445
446 untimeout(msetimeout, dev, sc->sc_callout);
447 callout_handle_init(&sc->sc_callout);
448 s = spltty();
449 (*sc->sc_disablemouse)(sc->sc_iot, sc->sc_ioh);
450 sc->sc_flags &= ~MSESC_OPEN;
451 splx(s);
452 return(0);
453}
454
455/*
456 * mseread: return mouse info using the MSC serial protocol, but without
457 * using bytes 4 and 5.
458 * (Yes this is cheesy, but it makes the X386 server happy, so...)
459 */
460static int
461mseread(dev, uio, ioflag)
462 dev_t dev;
463 struct uio *uio;
464 int ioflag;
465{
466 mse_softc_t *sc = devclass_get_softc(mse_devclass, MSE_UNIT(dev));
467 int xfer, s, error;
468
469 /*
470 * If there are no protocol bytes to be read, set up a new protocol
471 * packet.
472 */
473 s = spltty(); /* XXX Should be its own spl, but where is imlXX() */
474 if (sc->sc_bytesread >= sc->mode.packetsize) {
475 while (sc->sc_deltax == 0 && sc->sc_deltay == 0 &&
476 (sc->sc_obuttons ^ sc->sc_buttons) == 0) {
477 if (MSE_NBLOCKIO(dev)) {
478 splx(s);
479 return (0);
480 }
481 sc->sc_flags |= MSESC_WANT;
482 error = tsleep((caddr_t)sc, MSEPRI | PCATCH,
483 "mseread", 0);
484 if (error) {
485 splx(s);
486 return (error);
487 }
488 }
489
490 /*
491 * Generate protocol bytes.
492 * For some reason X386 expects 5 bytes but never uses
493 * the fourth or fifth?
494 */
495 sc->sc_bytes[0] = sc->mode.syncmask[1]
496 | (sc->sc_buttons & ~sc->mode.syncmask[0]);
497 if (sc->sc_deltax > 127)
498 sc->sc_deltax = 127;
499 if (sc->sc_deltax < -127)
500 sc->sc_deltax = -127;
501 sc->sc_deltay = -sc->sc_deltay; /* Otherwise mousey goes wrong way */
502 if (sc->sc_deltay > 127)
503 sc->sc_deltay = 127;
504 if (sc->sc_deltay < -127)
505 sc->sc_deltay = -127;
506 sc->sc_bytes[1] = sc->sc_deltax;
507 sc->sc_bytes[2] = sc->sc_deltay;
508 sc->sc_bytes[3] = sc->sc_bytes[4] = 0;
509 sc->sc_bytes[5] = sc->sc_bytes[6] = 0;
510 sc->sc_bytes[7] = MOUSE_SYS_EXTBUTTONS;
511 sc->sc_obuttons = sc->sc_buttons;
512 sc->sc_deltax = sc->sc_deltay = 0;
513 sc->sc_bytesread = 0;
514 }
515 splx(s);
516 xfer = min(uio->uio_resid, sc->mode.packetsize - sc->sc_bytesread);
517 error = uiomove(&sc->sc_bytes[sc->sc_bytesread], xfer, uio);
518 if (error)
519 return (error);
520 sc->sc_bytesread += xfer;
521 return(0);
522}
523
524/*
525 * mseioctl: process ioctl commands.
526 */
527static int
| 442{
443 mse_softc_t *sc = devclass_get_softc(mse_devclass, MSE_UNIT(dev));
444 int s;
445
446 untimeout(msetimeout, dev, sc->sc_callout);
447 callout_handle_init(&sc->sc_callout);
448 s = spltty();
449 (*sc->sc_disablemouse)(sc->sc_iot, sc->sc_ioh);
450 sc->sc_flags &= ~MSESC_OPEN;
451 splx(s);
452 return(0);
453}
454
455/*
456 * mseread: return mouse info using the MSC serial protocol, but without
457 * using bytes 4 and 5.
458 * (Yes this is cheesy, but it makes the X386 server happy, so...)
459 */
460static int
461mseread(dev, uio, ioflag)
462 dev_t dev;
463 struct uio *uio;
464 int ioflag;
465{
466 mse_softc_t *sc = devclass_get_softc(mse_devclass, MSE_UNIT(dev));
467 int xfer, s, error;
468
469 /*
470 * If there are no protocol bytes to be read, set up a new protocol
471 * packet.
472 */
473 s = spltty(); /* XXX Should be its own spl, but where is imlXX() */
474 if (sc->sc_bytesread >= sc->mode.packetsize) {
475 while (sc->sc_deltax == 0 && sc->sc_deltay == 0 &&
476 (sc->sc_obuttons ^ sc->sc_buttons) == 0) {
477 if (MSE_NBLOCKIO(dev)) {
478 splx(s);
479 return (0);
480 }
481 sc->sc_flags |= MSESC_WANT;
482 error = tsleep((caddr_t)sc, MSEPRI | PCATCH,
483 "mseread", 0);
484 if (error) {
485 splx(s);
486 return (error);
487 }
488 }
489
490 /*
491 * Generate protocol bytes.
492 * For some reason X386 expects 5 bytes but never uses
493 * the fourth or fifth?
494 */
495 sc->sc_bytes[0] = sc->mode.syncmask[1]
496 | (sc->sc_buttons & ~sc->mode.syncmask[0]);
497 if (sc->sc_deltax > 127)
498 sc->sc_deltax = 127;
499 if (sc->sc_deltax < -127)
500 sc->sc_deltax = -127;
501 sc->sc_deltay = -sc->sc_deltay; /* Otherwise mousey goes wrong way */
502 if (sc->sc_deltay > 127)
503 sc->sc_deltay = 127;
504 if (sc->sc_deltay < -127)
505 sc->sc_deltay = -127;
506 sc->sc_bytes[1] = sc->sc_deltax;
507 sc->sc_bytes[2] = sc->sc_deltay;
508 sc->sc_bytes[3] = sc->sc_bytes[4] = 0;
509 sc->sc_bytes[5] = sc->sc_bytes[6] = 0;
510 sc->sc_bytes[7] = MOUSE_SYS_EXTBUTTONS;
511 sc->sc_obuttons = sc->sc_buttons;
512 sc->sc_deltax = sc->sc_deltay = 0;
513 sc->sc_bytesread = 0;
514 }
515 splx(s);
516 xfer = min(uio->uio_resid, sc->mode.packetsize - sc->sc_bytesread);
517 error = uiomove(&sc->sc_bytes[sc->sc_bytesread], xfer, uio);
518 if (error)
519 return (error);
520 sc->sc_bytesread += xfer;
521 return(0);
522}
523
524/*
525 * mseioctl: process ioctl commands.
526 */
527static int
|
528mseioctl(dev, cmd, addr, flag, p)
| 528mseioctl(dev, cmd, addr, flag, td)
|
529 dev_t dev;
530 u_long cmd;
531 caddr_t addr;
532 int flag;
| 529 dev_t dev;
530 u_long cmd;
531 caddr_t addr;
532 int flag;
|
533 struct proc *p;
| 533 struct thread *td;
|
534{
535 mse_softc_t *sc = devclass_get_softc(mse_devclass, MSE_UNIT(dev));
536 mousestatus_t status;
537 int err = 0;
538 int s;
539
540 switch (cmd) {
541
542 case MOUSE_GETHWINFO:
543 s = spltty();
544 *(mousehw_t *)addr = sc->hw;
545 if (sc->mode.level == 0)
546 ((mousehw_t *)addr)->model = MOUSE_MODEL_GENERIC;
547 splx(s);
548 break;
549
550 case MOUSE_GETMODE:
551 s = spltty();
552 *(mousemode_t *)addr = sc->mode;
553 switch (sc->mode.level) {
554 case 0:
555 break;
556 case 1:
557 ((mousemode_t *)addr)->protocol = MOUSE_PROTO_SYSMOUSE;
558 ((mousemode_t *)addr)->syncmask[0] = MOUSE_SYS_SYNCMASK;
559 ((mousemode_t *)addr)->syncmask[1] = MOUSE_SYS_SYNC;
560 break;
561 }
562 splx(s);
563 break;
564
565 case MOUSE_SETMODE:
566 switch (((mousemode_t *)addr)->level) {
567 case 0:
568 case 1:
569 break;
570 default:
571 return (EINVAL);
572 }
573 if (((mousemode_t *)addr)->accelfactor < -1)
574 return (EINVAL);
575 else if (((mousemode_t *)addr)->accelfactor >= 0)
576 sc->mode.accelfactor =
577 ((mousemode_t *)addr)->accelfactor;
578 sc->mode.level = ((mousemode_t *)addr)->level;
579 switch (sc->mode.level) {
580 case 0:
581 sc->sc_bytesread = sc->mode.packetsize
582 = MOUSE_MSC_PACKETSIZE;
583 break;
584 case 1:
585 sc->sc_bytesread = sc->mode.packetsize
586 = MOUSE_SYS_PACKETSIZE;
587 break;
588 }
589 break;
590
591 case MOUSE_GETLEVEL:
592 *(int *)addr = sc->mode.level;
593 break;
594
595 case MOUSE_SETLEVEL:
596 switch (*(int *)addr) {
597 case 0:
598 sc->mode.level = *(int *)addr;
599 sc->sc_bytesread = sc->mode.packetsize
600 = MOUSE_MSC_PACKETSIZE;
601 break;
602 case 1:
603 sc->mode.level = *(int *)addr;
604 sc->sc_bytesread = sc->mode.packetsize
605 = MOUSE_SYS_PACKETSIZE;
606 break;
607 default:
608 return (EINVAL);
609 }
610 break;
611
612 case MOUSE_GETSTATUS:
613 s = spltty();
614 status = sc->status;
615 sc->status.flags = 0;
616 sc->status.obutton = sc->status.button;
617 sc->status.button = 0;
618 sc->status.dx = 0;
619 sc->status.dy = 0;
620 sc->status.dz = 0;
621 splx(s);
622 *(mousestatus_t *)addr = status;
623 break;
624
625 case MOUSE_READSTATE:
626 case MOUSE_READDATA:
627 return (ENODEV);
628
629#if (defined(MOUSE_GETVARS))
630 case MOUSE_GETVARS:
631 case MOUSE_SETVARS:
632 return (ENODEV);
633#endif
634
635 default:
636 return (ENOTTY);
637 }
638 return (err);
639}
640
641/*
642 * msepoll: check for mouse input to be processed.
643 */
644static int
| 534{
535 mse_softc_t *sc = devclass_get_softc(mse_devclass, MSE_UNIT(dev));
536 mousestatus_t status;
537 int err = 0;
538 int s;
539
540 switch (cmd) {
541
542 case MOUSE_GETHWINFO:
543 s = spltty();
544 *(mousehw_t *)addr = sc->hw;
545 if (sc->mode.level == 0)
546 ((mousehw_t *)addr)->model = MOUSE_MODEL_GENERIC;
547 splx(s);
548 break;
549
550 case MOUSE_GETMODE:
551 s = spltty();
552 *(mousemode_t *)addr = sc->mode;
553 switch (sc->mode.level) {
554 case 0:
555 break;
556 case 1:
557 ((mousemode_t *)addr)->protocol = MOUSE_PROTO_SYSMOUSE;
558 ((mousemode_t *)addr)->syncmask[0] = MOUSE_SYS_SYNCMASK;
559 ((mousemode_t *)addr)->syncmask[1] = MOUSE_SYS_SYNC;
560 break;
561 }
562 splx(s);
563 break;
564
565 case MOUSE_SETMODE:
566 switch (((mousemode_t *)addr)->level) {
567 case 0:
568 case 1:
569 break;
570 default:
571 return (EINVAL);
572 }
573 if (((mousemode_t *)addr)->accelfactor < -1)
574 return (EINVAL);
575 else if (((mousemode_t *)addr)->accelfactor >= 0)
576 sc->mode.accelfactor =
577 ((mousemode_t *)addr)->accelfactor;
578 sc->mode.level = ((mousemode_t *)addr)->level;
579 switch (sc->mode.level) {
580 case 0:
581 sc->sc_bytesread = sc->mode.packetsize
582 = MOUSE_MSC_PACKETSIZE;
583 break;
584 case 1:
585 sc->sc_bytesread = sc->mode.packetsize
586 = MOUSE_SYS_PACKETSIZE;
587 break;
588 }
589 break;
590
591 case MOUSE_GETLEVEL:
592 *(int *)addr = sc->mode.level;
593 break;
594
595 case MOUSE_SETLEVEL:
596 switch (*(int *)addr) {
597 case 0:
598 sc->mode.level = *(int *)addr;
599 sc->sc_bytesread = sc->mode.packetsize
600 = MOUSE_MSC_PACKETSIZE;
601 break;
602 case 1:
603 sc->mode.level = *(int *)addr;
604 sc->sc_bytesread = sc->mode.packetsize
605 = MOUSE_SYS_PACKETSIZE;
606 break;
607 default:
608 return (EINVAL);
609 }
610 break;
611
612 case MOUSE_GETSTATUS:
613 s = spltty();
614 status = sc->status;
615 sc->status.flags = 0;
616 sc->status.obutton = sc->status.button;
617 sc->status.button = 0;
618 sc->status.dx = 0;
619 sc->status.dy = 0;
620 sc->status.dz = 0;
621 splx(s);
622 *(mousestatus_t *)addr = status;
623 break;
624
625 case MOUSE_READSTATE:
626 case MOUSE_READDATA:
627 return (ENODEV);
628
629#if (defined(MOUSE_GETVARS))
630 case MOUSE_GETVARS:
631 case MOUSE_SETVARS:
632 return (ENODEV);
633#endif
634
635 default:
636 return (ENOTTY);
637 }
638 return (err);
639}
640
641/*
642 * msepoll: check for mouse input to be processed.
643 */
644static int
|
645msepoll(dev, events, p)
| 645msepoll(dev, events, td)
|
646 dev_t dev;
647 int events;
| 646 dev_t dev;
647 int events;
|
648 struct proc *p;
| 648 struct thread *td;
|
649{
650 mse_softc_t *sc = devclass_get_softc(mse_devclass, MSE_UNIT(dev));
651 int s;
652 int revents = 0;
653
654 s = spltty();
655 if (events & (POLLIN | POLLRDNORM)) {
656 if (sc->sc_bytesread != sc->mode.packetsize ||
657 sc->sc_deltax != 0 || sc->sc_deltay != 0 ||
658 (sc->sc_obuttons ^ sc->sc_buttons) != 0)
659 revents |= events & (POLLIN | POLLRDNORM);
660 else {
661 /*
662 * Since this is an exclusive open device, any previous
663 * proc pointer is trash now, so we can just assign it.
664 */
| 649{
650 mse_softc_t *sc = devclass_get_softc(mse_devclass, MSE_UNIT(dev));
651 int s;
652 int revents = 0;
653
654 s = spltty();
655 if (events & (POLLIN | POLLRDNORM)) {
656 if (sc->sc_bytesread != sc->mode.packetsize ||
657 sc->sc_deltax != 0 || sc->sc_deltay != 0 ||
658 (sc->sc_obuttons ^ sc->sc_buttons) != 0)
659 revents |= events & (POLLIN | POLLRDNORM);
660 else {
661 /*
662 * Since this is an exclusive open device, any previous
663 * proc pointer is trash now, so we can just assign it.
664 */
|
665 selrecord(p, &sc->sc_selp);
| 665 selrecord(td, &sc->sc_selp);
|
666 }
667 }
668 splx(s);
669 return (revents);
670}
671
672/*
673 * msetimeout: watchdog timer routine.
674 */
675static void
676msetimeout(arg)
677 void *arg;
678{
679 dev_t dev;
680 mse_softc_t *sc;
681
682 dev = (dev_t)arg;
683 sc = devclass_get_softc(mse_devclass, MSE_UNIT(dev));
684 if (sc->sc_watchdog) {
685 if (bootverbose)
686 printf("mse%d: lost interrupt?\n", MSE_UNIT(dev));
687 mseintr(sc);
688 }
689 sc->sc_watchdog = TRUE;
690 sc->sc_callout = timeout(msetimeout, dev, hz);
691}
692
693/*
694 * mseintr: update mouse status. sc_deltax and sc_deltay are accumulative.
695 */
696static void
697mseintr(arg)
698 void *arg;
699{
700 /*
701 * the table to turn MouseSystem button bits (MOUSE_MSC_BUTTON?UP)
702 * into `mousestatus' button bits (MOUSE_BUTTON?DOWN).
703 */
704 static int butmap[8] = {
705 0,
706 MOUSE_BUTTON3DOWN,
707 MOUSE_BUTTON2DOWN,
708 MOUSE_BUTTON2DOWN | MOUSE_BUTTON3DOWN,
709 MOUSE_BUTTON1DOWN,
710 MOUSE_BUTTON1DOWN | MOUSE_BUTTON3DOWN,
711 MOUSE_BUTTON1DOWN | MOUSE_BUTTON2DOWN,
712 MOUSE_BUTTON1DOWN | MOUSE_BUTTON2DOWN | MOUSE_BUTTON3DOWN
713 };
714 mse_softc_t *sc = arg;
715 int dx, dy, but;
716 int sign;
717
718#ifdef DEBUG
719 static int mse_intrcnt = 0;
720 if((mse_intrcnt++ % 10000) == 0)
721 printf("mseintr\n");
722#endif /* DEBUG */
723 if ((sc->sc_flags & MSESC_OPEN) == 0)
724 return;
725
726 (*sc->sc_getmouse)(sc->sc_iot, sc->sc_ioh, &dx, &dy, &but);
727 if (sc->mode.accelfactor > 0) {
728 sign = (dx < 0);
729 dx = dx * dx / sc->mode.accelfactor;
730 if (dx == 0)
731 dx = 1;
732 if (sign)
733 dx = -dx;
734 sign = (dy < 0);
735 dy = dy * dy / sc->mode.accelfactor;
736 if (dy == 0)
737 dy = 1;
738 if (sign)
739 dy = -dy;
740 }
741 sc->sc_deltax += dx;
742 sc->sc_deltay += dy;
743 sc->sc_buttons = but;
744
745 but = butmap[~but & MOUSE_MSC_BUTTONS];
746 sc->status.dx += dx;
747 sc->status.dy += dy;
748 sc->status.flags |= ((dx || dy) ? MOUSE_POSCHANGED : 0)
749 | (sc->status.button ^ but);
750 sc->status.button = but;
751
752 sc->sc_watchdog = FALSE;
753
754 /*
755 * If mouse state has changed, wake up anyone wanting to know.
756 */
757 if (sc->sc_deltax != 0 || sc->sc_deltay != 0 ||
758 (sc->sc_obuttons ^ sc->sc_buttons) != 0) {
759 if (sc->sc_flags & MSESC_WANT) {
760 sc->sc_flags &= ~MSESC_WANT;
761 wakeup((caddr_t)sc);
762 }
763 selwakeup(&sc->sc_selp);
764 }
765}
766
767/*
768 * Routines for the Logitech mouse.
769 */
770/*
771 * Test for a Logitech bus mouse and return 1 if it is.
772 * (until I know how to use the signature port properly, just disable
773 * interrupts and return 1)
774 */
775static int
776mse_probelogi(dev, sc)
777 device_t dev;
778 mse_softc_t *sc;
779{
780
781 int sig;
782
783 bus_space_write_1(sc->sc_iot, sc->sc_ioh, MSE_PORTD, MSE_SETUP);
784 /* set the signature port */
785 bus_space_write_1(sc->sc_iot, sc->sc_ioh, MSE_PORTB, MSE_LOGI_SIG);
786
787 DELAY(30000); /* 30 ms delay */
788 sig = bus_space_read_1(sc->sc_iot, sc->sc_ioh, MSE_PORTB) & 0xFF;
789 if (sig == MSE_LOGI_SIG) {
790 bus_space_write_1(sc->sc_iot, sc->sc_ioh, MSE_PORTC,
791 MSE_DISINTR);
792 return(1);
793 } else {
794 if (bootverbose)
795 device_printf(dev, "wrong signature %x\n", sig);
796 return(0);
797 }
798}
799
800/*
801 * Initialize Logitech mouse and enable interrupts.
802 */
803static void
804mse_enablelogi(tag, handle)
805 bus_space_tag_t tag;
806 bus_space_handle_t handle;
807{
808 int dx, dy, but;
809
810 bus_space_write_1(tag, handle, MSE_PORTD, MSE_SETUP);
811 mse_getlogi(tag, handle, &dx, &dy, &but);
812}
813
814/*
815 * Disable interrupts for Logitech mouse.
816 */
817static void
818mse_disablelogi(tag, handle)
819 bus_space_tag_t tag;
820 bus_space_handle_t handle;
821{
822
823 bus_space_write_1(tag, handle, MSE_PORTC, MSE_DISINTR);
824}
825
826/*
827 * Get the current dx, dy and button up/down state.
828 */
829static void
830mse_getlogi(tag, handle, dx, dy, but)
831 bus_space_tag_t tag;
832 bus_space_handle_t handle;
833 int *dx;
834 int *dy;
835 int *but;
836{
837 register char x, y;
838
839 bus_space_write_1(tag, handle, MSE_PORTC, MSE_HOLD | MSE_RXLOW);
840 x = bus_space_read_1(tag, handle, MSE_PORTA);
841 *but = (x >> 5) & MOUSE_MSC_BUTTONS;
842 x &= 0xf;
843 bus_space_write_1(tag, handle, MSE_PORTC, MSE_HOLD | MSE_RXHIGH);
844 x |= (bus_space_read_1(tag, handle, MSE_PORTA) << 4);
845 bus_space_write_1(tag, handle, MSE_PORTC, MSE_HOLD | MSE_RYLOW);
846 y = (bus_space_read_1(tag, handle, MSE_PORTA) & 0xf);
847 bus_space_write_1(tag, handle, MSE_PORTC, MSE_HOLD | MSE_RYHIGH);
848 y |= (bus_space_read_1(tag, handle, MSE_PORTA) << 4);
849 *dx = x;
850 *dy = y;
851 bus_space_write_1(tag, handle, MSE_PORTC, MSE_INTREN);
852}
853
854/*
855 * Routines for the ATI Inport bus mouse.
856 */
857/*
858 * Test for a ATI Inport bus mouse and return 1 if it is.
859 * (do not enable interrupts)
860 */
861static int
862mse_probeati(dev, sc)
863 device_t dev;
864 mse_softc_t *sc;
865{
866 int i;
867
868 for (i = 0; i < 2; i++)
869 if (bus_space_read_1(sc->sc_iot, sc->sc_ioh, MSE_PORTC) == 0xde)
870 return (1);
871 return (0);
872}
873
874/*
875 * Initialize ATI Inport mouse and enable interrupts.
876 */
877static void
878mse_enableati(tag, handle)
879 bus_space_tag_t tag;
880 bus_space_handle_t handle;
881{
882
883 bus_space_write_1(tag, handle, MSE_PORTA, MSE_INPORT_RESET);
884 bus_space_write_1(tag, handle, MSE_PORTA, MSE_INPORT_MODE);
885 bus_space_write_1(tag, handle, MSE_PORTB, MSE_INPORT_INTREN);
886}
887
888/*
889 * Disable interrupts for ATI Inport mouse.
890 */
891static void
892mse_disableati(tag, handle)
893 bus_space_tag_t tag;
894 bus_space_handle_t handle;
895{
896
897 bus_space_write_1(tag, handle, MSE_PORTA, MSE_INPORT_MODE);
898 bus_space_write_1(tag, handle, MSE_PORTB, 0);
899}
900
901/*
902 * Get current dx, dy and up/down button state.
903 */
904static void
905mse_getati(tag, handle, dx, dy, but)
906 bus_space_tag_t tag;
907 bus_space_handle_t handle;
908 int *dx;
909 int *dy;
910 int *but;
911{
912 register char byte;
913
914 bus_space_write_1(tag, handle, MSE_PORTA, MSE_INPORT_MODE);
915 bus_space_write_1(tag, handle, MSE_PORTB, MSE_INPORT_HOLD);
916 bus_space_write_1(tag, handle, MSE_PORTA, MSE_INPORT_STATUS);
917 *but = ~bus_space_read_1(tag, handle, MSE_PORTB) & MOUSE_MSC_BUTTONS;
918 bus_space_write_1(tag, handle, MSE_PORTA, MSE_INPORT_DX);
919 byte = bus_space_read_1(tag, handle, MSE_PORTB);
920 *dx = byte;
921 bus_space_write_1(tag, handle, MSE_PORTA, MSE_INPORT_DY);
922 byte = bus_space_read_1(tag, handle, MSE_PORTB);
923 *dy = byte;
924 bus_space_write_1(tag, handle, MSE_PORTA, MSE_INPORT_MODE);
925 bus_space_write_1(tag, handle, MSE_PORTB, MSE_INPORT_INTREN);
926}
| 666 }
667 }
668 splx(s);
669 return (revents);
670}
671
672/*
673 * msetimeout: watchdog timer routine.
674 */
675static void
676msetimeout(arg)
677 void *arg;
678{
679 dev_t dev;
680 mse_softc_t *sc;
681
682 dev = (dev_t)arg;
683 sc = devclass_get_softc(mse_devclass, MSE_UNIT(dev));
684 if (sc->sc_watchdog) {
685 if (bootverbose)
686 printf("mse%d: lost interrupt?\n", MSE_UNIT(dev));
687 mseintr(sc);
688 }
689 sc->sc_watchdog = TRUE;
690 sc->sc_callout = timeout(msetimeout, dev, hz);
691}
692
693/*
694 * mseintr: update mouse status. sc_deltax and sc_deltay are accumulative.
695 */
696static void
697mseintr(arg)
698 void *arg;
699{
700 /*
701 * the table to turn MouseSystem button bits (MOUSE_MSC_BUTTON?UP)
702 * into `mousestatus' button bits (MOUSE_BUTTON?DOWN).
703 */
704 static int butmap[8] = {
705 0,
706 MOUSE_BUTTON3DOWN,
707 MOUSE_BUTTON2DOWN,
708 MOUSE_BUTTON2DOWN | MOUSE_BUTTON3DOWN,
709 MOUSE_BUTTON1DOWN,
710 MOUSE_BUTTON1DOWN | MOUSE_BUTTON3DOWN,
711 MOUSE_BUTTON1DOWN | MOUSE_BUTTON2DOWN,
712 MOUSE_BUTTON1DOWN | MOUSE_BUTTON2DOWN | MOUSE_BUTTON3DOWN
713 };
714 mse_softc_t *sc = arg;
715 int dx, dy, but;
716 int sign;
717
718#ifdef DEBUG
719 static int mse_intrcnt = 0;
720 if((mse_intrcnt++ % 10000) == 0)
721 printf("mseintr\n");
722#endif /* DEBUG */
723 if ((sc->sc_flags & MSESC_OPEN) == 0)
724 return;
725
726 (*sc->sc_getmouse)(sc->sc_iot, sc->sc_ioh, &dx, &dy, &but);
727 if (sc->mode.accelfactor > 0) {
728 sign = (dx < 0);
729 dx = dx * dx / sc->mode.accelfactor;
730 if (dx == 0)
731 dx = 1;
732 if (sign)
733 dx = -dx;
734 sign = (dy < 0);
735 dy = dy * dy / sc->mode.accelfactor;
736 if (dy == 0)
737 dy = 1;
738 if (sign)
739 dy = -dy;
740 }
741 sc->sc_deltax += dx;
742 sc->sc_deltay += dy;
743 sc->sc_buttons = but;
744
745 but = butmap[~but & MOUSE_MSC_BUTTONS];
746 sc->status.dx += dx;
747 sc->status.dy += dy;
748 sc->status.flags |= ((dx || dy) ? MOUSE_POSCHANGED : 0)
749 | (sc->status.button ^ but);
750 sc->status.button = but;
751
752 sc->sc_watchdog = FALSE;
753
754 /*
755 * If mouse state has changed, wake up anyone wanting to know.
756 */
757 if (sc->sc_deltax != 0 || sc->sc_deltay != 0 ||
758 (sc->sc_obuttons ^ sc->sc_buttons) != 0) {
759 if (sc->sc_flags & MSESC_WANT) {
760 sc->sc_flags &= ~MSESC_WANT;
761 wakeup((caddr_t)sc);
762 }
763 selwakeup(&sc->sc_selp);
764 }
765}
766
767/*
768 * Routines for the Logitech mouse.
769 */
770/*
771 * Test for a Logitech bus mouse and return 1 if it is.
772 * (until I know how to use the signature port properly, just disable
773 * interrupts and return 1)
774 */
775static int
776mse_probelogi(dev, sc)
777 device_t dev;
778 mse_softc_t *sc;
779{
780
781 int sig;
782
783 bus_space_write_1(sc->sc_iot, sc->sc_ioh, MSE_PORTD, MSE_SETUP);
784 /* set the signature port */
785 bus_space_write_1(sc->sc_iot, sc->sc_ioh, MSE_PORTB, MSE_LOGI_SIG);
786
787 DELAY(30000); /* 30 ms delay */
788 sig = bus_space_read_1(sc->sc_iot, sc->sc_ioh, MSE_PORTB) & 0xFF;
789 if (sig == MSE_LOGI_SIG) {
790 bus_space_write_1(sc->sc_iot, sc->sc_ioh, MSE_PORTC,
791 MSE_DISINTR);
792 return(1);
793 } else {
794 if (bootverbose)
795 device_printf(dev, "wrong signature %x\n", sig);
796 return(0);
797 }
798}
799
800/*
801 * Initialize Logitech mouse and enable interrupts.
802 */
803static void
804mse_enablelogi(tag, handle)
805 bus_space_tag_t tag;
806 bus_space_handle_t handle;
807{
808 int dx, dy, but;
809
810 bus_space_write_1(tag, handle, MSE_PORTD, MSE_SETUP);
811 mse_getlogi(tag, handle, &dx, &dy, &but);
812}
813
814/*
815 * Disable interrupts for Logitech mouse.
816 */
817static void
818mse_disablelogi(tag, handle)
819 bus_space_tag_t tag;
820 bus_space_handle_t handle;
821{
822
823 bus_space_write_1(tag, handle, MSE_PORTC, MSE_DISINTR);
824}
825
826/*
827 * Get the current dx, dy and button up/down state.
828 */
829static void
830mse_getlogi(tag, handle, dx, dy, but)
831 bus_space_tag_t tag;
832 bus_space_handle_t handle;
833 int *dx;
834 int *dy;
835 int *but;
836{
837 register char x, y;
838
839 bus_space_write_1(tag, handle, MSE_PORTC, MSE_HOLD | MSE_RXLOW);
840 x = bus_space_read_1(tag, handle, MSE_PORTA);
841 *but = (x >> 5) & MOUSE_MSC_BUTTONS;
842 x &= 0xf;
843 bus_space_write_1(tag, handle, MSE_PORTC, MSE_HOLD | MSE_RXHIGH);
844 x |= (bus_space_read_1(tag, handle, MSE_PORTA) << 4);
845 bus_space_write_1(tag, handle, MSE_PORTC, MSE_HOLD | MSE_RYLOW);
846 y = (bus_space_read_1(tag, handle, MSE_PORTA) & 0xf);
847 bus_space_write_1(tag, handle, MSE_PORTC, MSE_HOLD | MSE_RYHIGH);
848 y |= (bus_space_read_1(tag, handle, MSE_PORTA) << 4);
849 *dx = x;
850 *dy = y;
851 bus_space_write_1(tag, handle, MSE_PORTC, MSE_INTREN);
852}
853
854/*
855 * Routines for the ATI Inport bus mouse.
856 */
857/*
858 * Test for a ATI Inport bus mouse and return 1 if it is.
859 * (do not enable interrupts)
860 */
861static int
862mse_probeati(dev, sc)
863 device_t dev;
864 mse_softc_t *sc;
865{
866 int i;
867
868 for (i = 0; i < 2; i++)
869 if (bus_space_read_1(sc->sc_iot, sc->sc_ioh, MSE_PORTC) == 0xde)
870 return (1);
871 return (0);
872}
873
874/*
875 * Initialize ATI Inport mouse and enable interrupts.
876 */
877static void
878mse_enableati(tag, handle)
879 bus_space_tag_t tag;
880 bus_space_handle_t handle;
881{
882
883 bus_space_write_1(tag, handle, MSE_PORTA, MSE_INPORT_RESET);
884 bus_space_write_1(tag, handle, MSE_PORTA, MSE_INPORT_MODE);
885 bus_space_write_1(tag, handle, MSE_PORTB, MSE_INPORT_INTREN);
886}
887
888/*
889 * Disable interrupts for ATI Inport mouse.
890 */
891static void
892mse_disableati(tag, handle)
893 bus_space_tag_t tag;
894 bus_space_handle_t handle;
895{
896
897 bus_space_write_1(tag, handle, MSE_PORTA, MSE_INPORT_MODE);
898 bus_space_write_1(tag, handle, MSE_PORTB, 0);
899}
900
901/*
902 * Get current dx, dy and up/down button state.
903 */
904static void
905mse_getati(tag, handle, dx, dy, but)
906 bus_space_tag_t tag;
907 bus_space_handle_t handle;
908 int *dx;
909 int *dy;
910 int *but;
911{
912 register char byte;
913
914 bus_space_write_1(tag, handle, MSE_PORTA, MSE_INPORT_MODE);
915 bus_space_write_1(tag, handle, MSE_PORTB, MSE_INPORT_HOLD);
916 bus_space_write_1(tag, handle, MSE_PORTA, MSE_INPORT_STATUS);
917 *but = ~bus_space_read_1(tag, handle, MSE_PORTB) & MOUSE_MSC_BUTTONS;
918 bus_space_write_1(tag, handle, MSE_PORTA, MSE_INPORT_DX);
919 byte = bus_space_read_1(tag, handle, MSE_PORTB);
920 *dx = byte;
921 bus_space_write_1(tag, handle, MSE_PORTA, MSE_INPORT_DY);
922 byte = bus_space_read_1(tag, handle, MSE_PORTB);
923 *dy = byte;
924 bus_space_write_1(tag, handle, MSE_PORTA, MSE_INPORT_MODE);
925 bus_space_write_1(tag, handle, MSE_PORTB, MSE_INPORT_INTREN);
926}
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