DevPS2.cpp@ 15941

Last change on this file since 15941 was 12977, checked in by vboxsync, 16 years ago
#1865: Updated PDMDEVREG with pfnSoftReset, u32VersionEnd and some flag/name cleanups.
Property svn:eol-style set to `native`
File size: 54.9 KB

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1	#ifdef VBOX
2	/* $Id: $ */
3	/** @file
4	* DevPS2 - PS/2 keyboard & mouse controller device.
5	*/
6
7	/*
8	* Copyright (C) 2006-2007 Sun Microsystems, Inc.
9	*
10	* This file is part of VirtualBox Open Source Edition (OSE), as
11	* available from http://www.virtualbox.org. This file is free software;
12	* you can redistribute it and/or modify it under the terms of the GNU
13	* General Public License (GPL) as published by the Free Software
14	* Foundation, in version 2 as it comes in the "COPYING" file of the
15	* VirtualBox OSE distribution. VirtualBox OSE is distributed in the
16	* hope that it will be useful, but WITHOUT ANY WARRANTY of any kind.
17	*
18	* Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa
19	* Clara, CA 95054 USA or visit http://www.sun.com if you need
20	* additional information or have any questions.
21	* --------------------------------------------------------------------
22	*
23	* This code is based on:
24	*
25	* QEMU PC keyboard emulation (revision 1.12)
26	*
27	* Copyright (c) 2003 Fabrice Bellard
28	*
29	* Permission is hereby granted, free of charge, to any person obtaining a copy
30	* of this software and associated documentation files (the "Software"), to deal
31	* in the Software without restriction, including without limitation the rights
32	* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
33	* copies of the Software, and to permit persons to whom the Software is
34	* furnished to do so, subject to the following conditions:
35	*
36	* The above copyright notice and this permission notice shall be included in
37	* all copies or substantial portions of the Software.
38	*
39	* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
40	* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
41	* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
42	* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
43	* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
44	* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
45	* THE SOFTWARE.
46	*
47	*/
48
49	/*******************************************************************************
50	* Header Files *
51	*******************************************************************************/
52	#define LOG_GROUP LOG_GROUP_DEV_KBD
53	#include "vl_vbox.h"
54	#include <VBox/pdmdev.h>
55	#include <iprt/assert.h>
56
57	#include "../Builtins.h"
58
59	#define PCKBD_SAVED_STATE_VERSION 2
60
61
62	#ifndef VBOX_DEVICE_STRUCT_TESTCASE
63	/*******************************************************************************
64	* Internal Functions *
65	*******************************************************************************/
66	__BEGIN_DECLS
67	PDMBOTHCBDECL(int) kbdIOPortDataRead(PPDMDEVINS pDevIns, void pvUser, RTIOPORT Port, uint32_t pu32, unsigned cb);
68	PDMBOTHCBDECL(int) kbdIOPortDataWrite(PPDMDEVINS pDevIns, void *pvUser, RTIOPORT Port, uint32_t u32, unsigned cb);
69	PDMBOTHCBDECL(int) kbdIOPortStatusRead(PPDMDEVINS pDevIns, void pvUser, RTIOPORT Port, uint32_t pu32, unsigned cb);
70	PDMBOTHCBDECL(int) kbdIOPortCommandWrite(PPDMDEVINS pDevIns, void *pvUser, RTIOPORT Port, uint32_t u32, unsigned cb);
71	__END_DECLS
72	#endif /* !VBOX_DEVICE_STRUCT_TESTCASE */
73	#endif /* VBOX */
74
75
76	#ifndef VBOX
77	#include "vl.h"
78	#endif
79
80	#ifdef VBOX
81	/* debug PC keyboard */
82	#define DEBUG_KBD
83
84	/* debug PC keyboard : only mouse */
85	#define DEBUG_MOUSE
86	#endif /* VBOX */
87
88	/* Keyboard Controller Commands */
89	#define KBD_CCMD_READ_MODE 0x20 /* Read mode bits */
90	#define KBD_CCMD_WRITE_MODE 0x60 /* Write mode bits */
91	#define KBD_CCMD_GET_VERSION 0xA1 /* Get controller version */
92	#define KBD_CCMD_MOUSE_DISABLE 0xA7 /* Disable mouse interface */
93	#define KBD_CCMD_MOUSE_ENABLE 0xA8 /* Enable mouse interface */
94	#define KBD_CCMD_TEST_MOUSE 0xA9 /* Mouse interface test */
95	#define KBD_CCMD_SELF_TEST 0xAA /* Controller self test */
96	#define KBD_CCMD_KBD_TEST 0xAB /* Keyboard interface test */
97	#define KBD_CCMD_KBD_DISABLE 0xAD /* Keyboard interface disable */
98	#define KBD_CCMD_KBD_ENABLE 0xAE /* Keyboard interface enable */
99	#define KBD_CCMD_READ_INPORT 0xC0 /* read input port */
100	#define KBD_CCMD_READ_OUTPORT 0xD0 /* read output port */
101	#define KBD_CCMD_WRITE_OUTPORT 0xD1 /* write output port */
102	#define KBD_CCMD_WRITE_OBUF 0xD2
103	#define KBD_CCMD_WRITE_AUX_OBUF 0xD3 /* Write to output buffer as if
104	initiated by the auxiliary device */
105	#define KBD_CCMD_WRITE_MOUSE 0xD4 /* Write the following byte to the mouse */
106	#define KBD_CCMD_DISABLE_A20 0xDD /* HP vectra only ? */
107	#define KBD_CCMD_ENABLE_A20 0xDF /* HP vectra only ? */
108	#define KBD_CCMD_READ_TSTINP 0xE0 /* Read test inputs T0, T1 */
109	#define KBD_CCMD_RESET 0xFE
110
111	/* Keyboard Commands */
112	#define KBD_CMD_SET_LEDS 0xED /* Set keyboard leds */
113	#define KBD_CMD_ECHO 0xEE
114	#define KBD_CMD_GET_ID 0xF2 /* get keyboard ID */
115	#define KBD_CMD_SET_RATE 0xF3 /* Set typematic rate */
116	#define KBD_CMD_ENABLE 0xF4 /* Enable scanning */
117	#define KBD_CMD_RESET_DISABLE 0xF5 /* reset and disable scanning */
118	#define KBD_CMD_RESET_ENABLE 0xF6 /* reset and enable scanning */
119	#define KBD_CMD_RESET 0xFF /* Reset */
120
121	/* Keyboard Replies */
122	#define KBD_REPLY_POR 0xAA /* Power on reset */
123	#define KBD_REPLY_ACK 0xFA /* Command ACK */
124	#define KBD_REPLY_RESEND 0xFE /* Command NACK, send the cmd again */
125
126	/* Status Register Bits */
127	#define KBD_STAT_OBF 0x01 /* Keyboard output buffer full */
128	#define KBD_STAT_IBF 0x02 /* Keyboard input buffer full */
129	#define KBD_STAT_SELFTEST 0x04 /* Self test successful */
130	#define KBD_STAT_CMD 0x08 /* Last write was a command write (0=data) */
131	#define KBD_STAT_UNLOCKED 0x10 /* Zero if keyboard locked */
132	#define KBD_STAT_MOUSE_OBF 0x20 /* Mouse output buffer full */
133	#define KBD_STAT_GTO 0x40 /* General receive/xmit timeout */
134	#define KBD_STAT_PERR 0x80 /* Parity error */
135
136	/* Controller Mode Register Bits */
137	#define KBD_MODE_KBD_INT 0x01 /* Keyboard data generate IRQ1 */
138	#define KBD_MODE_MOUSE_INT 0x02 /* Mouse data generate IRQ12 */
139	#define KBD_MODE_SYS 0x04 /* The system flag (?) */
140	#define KBD_MODE_NO_KEYLOCK 0x08 /* The keylock doesn't affect the keyboard if set */
141	#define KBD_MODE_DISABLE_KBD 0x10 /* Disable keyboard interface */
142	#define KBD_MODE_DISABLE_MOUSE 0x20 /* Disable mouse interface */
143	#define KBD_MODE_KCC 0x40 /* Scan code conversion to PC format */
144	#define KBD_MODE_RFU 0x80
145
146	/* Mouse Commands */
147	#define AUX_SET_SCALE11 0xE6 /* Set 1:1 scaling */
148	#define AUX_SET_SCALE21 0xE7 /* Set 2:1 scaling */
149	#define AUX_SET_RES 0xE8 /* Set resolution */
150	#define AUX_GET_SCALE 0xE9 /* Get scaling factor */
151	#define AUX_SET_STREAM 0xEA /* Set stream mode */
152	#define AUX_POLL 0xEB /* Poll */
153	#define AUX_RESET_WRAP 0xEC /* Reset wrap mode */
154	#define AUX_SET_WRAP 0xEE /* Set wrap mode */
155	#define AUX_SET_REMOTE 0xF0 /* Set remote mode */
156	#define AUX_GET_TYPE 0xF2 /* Get type */
157	#define AUX_SET_SAMPLE 0xF3 /* Set sample rate */
158	#define AUX_ENABLE_DEV 0xF4 /* Enable aux device */
159	#define AUX_DISABLE_DEV 0xF5 /* Disable aux device */
160	#define AUX_SET_DEFAULT 0xF6
161	#define AUX_RESET 0xFF /* Reset aux device */
162	#define AUX_ACK 0xFA /* Command byte ACK. */
163	#ifdef VBOX
164	#define AUX_NACK 0xFE /* Command byte NACK. */
165	#endif
166
167	#define MOUSE_STATUS_REMOTE 0x40
168	#define MOUSE_STATUS_ENABLED 0x20
169	#define MOUSE_STATUS_SCALE21 0x10
170
171	#define KBD_QUEUE_SIZE 256
172
173	typedef struct {
174	#ifndef VBOX
175	uint8_t aux[KBD_QUEUE_SIZE];
176	#endif /* !VBOX */
177	uint8_t data[KBD_QUEUE_SIZE];
178	int rptr, wptr, count;
179	} KBDQueue;
180
181	#ifdef VBOX
182
183	#define MOUSE_CMD_QUEUE_SIZE 8
184
185	typedef struct {
186	uint8_t data[MOUSE_CMD_QUEUE_SIZE];
187	int rptr, wptr, count;
188	} MouseCmdQueue;
189
190
191	#define MOUSE_EVENT_QUEUE_SIZE 256
192
193	typedef struct {
194	uint8_t data[MOUSE_EVENT_QUEUE_SIZE];
195	int rptr, wptr, count;
196	} MouseEventQueue;
197
198	#endif /* VBOX */
199
200	typedef struct KBDState {
201	KBDQueue queue;
202	#ifdef VBOX
203	MouseCmdQueue mouse_command_queue;
204	MouseEventQueue mouse_event_queue;
205	#endif /* VBOX */
206	uint8_t write_cmd; /* if non zero, write data to port 60 is expected */
207	uint8_t status;
208	uint8_t mode;
209	/* keyboard state */
210	int32_t kbd_write_cmd;
211	int32_t scan_enabled;
212	/* mouse state */
213	int32_t mouse_write_cmd;
214	uint8_t mouse_status;
215	uint8_t mouse_resolution;
216	uint8_t mouse_sample_rate;
217	uint8_t mouse_wrap;
218	uint8_t mouse_type; /* 0 = PS2, 3 = IMPS/2, 4 = IMEX */
219	uint8_t mouse_detect_state;
220	int32_t mouse_dx; /* current values, needed for 'poll' mode */
221	int32_t mouse_dy;
222	int32_t mouse_dz;
223	uint8_t mouse_buttons;
224
225	#ifdef VBOX
226	/** Pointer to the device instance - RC. */
227	PPDMDEVINSRC pDevInsRC;
228	/** Pointer to the device instance - R3 . */
229	PPDMDEVINSR3 pDevInsR3;
230	/** Pointer to the device instance. */
231	PPDMDEVINSR0 pDevInsR0;
232	/**
233	* Keyboard port - LUN#0.
234	*/
235	struct
236	{
237	/** The base interface for the keyboard port. */
238	PDMIBASE Base;
239	/** The keyboard port base interface. */
240	PDMIKEYBOARDPORT Port;
241
242	/** The base interface of the attached keyboard driver. */
243	R3PTRTYPE(PPDMIBASE) pDrvBase;
244	/** The keyboard interface of the attached keyboard driver. */
245	R3PTRTYPE(PPDMIKEYBOARDCONNECTOR) pDrv;
246	} Keyboard;
247
248	/**
249	* Mouse port - LUN#1.
250	*/
251	struct
252	{
253	/** The base interface for the mouse port. */
254	PDMIBASE Base;
255	/** The mouse port base interface. */
256	PDMIMOUSEPORT Port;
257
258	/** The base interface of the attached mouse driver. */
259	R3PTRTYPE(PPDMIBASE) pDrvBase;
260	/** The mouse interface of the attached mouse driver. */
261	R3PTRTYPE(PPDMIMOUSECONNECTOR) pDrv;
262	} Mouse;
263	#endif
264	} KBDState;
265
266	#ifndef VBOX_DEVICE_STRUCT_TESTCASE
267	#ifndef VBOX
268	KBDState kbd_state;
269	#endif
270
271	/* update irq and KBD_STAT_[MOUSE_]OBF */
272	/* XXX: not generating the irqs if KBD_MODE_DISABLE_KBD is set may be
273	incorrect, but it avoids having to simulate exact delays */
274	static void kbd_update_irq(KBDState *s)
275	{
276	KBDQueue *q = &s->queue;
277	#ifdef VBOX
278	MouseCmdQueue *mcq = &s->mouse_command_queue;
279	MouseEventQueue *meq = &s->mouse_event_queue;
280	#endif /* VBOX */
281	int irq12_level, irq1_level;
282
283	irq1_level = 0;
284	irq12_level = 0;
285	s->status &= ~(KBD_STAT_OBF \| KBD_STAT_MOUSE_OBF);
286	#ifdef VBOX
287	if (q->count != 0)
288	{
289	s->status \|= KBD_STAT_OBF;
290	if ((s->mode & KBD_MODE_KBD_INT) && !(s->mode & KBD_MODE_DISABLE_KBD))
291	irq1_level = 1;
292	}
293	else if (mcq->count != 0 \|\| meq->count != 0)
294	{
295	s->status \|= KBD_STAT_OBF \| KBD_STAT_MOUSE_OBF;
296	if (s->mode & KBD_MODE_MOUSE_INT)
297	irq12_level = 1;
298	}
299	#else /* !VBOX */
300	if (q->count != 0) {
301	s->status \|= KBD_STAT_OBF;
302	if (q->aux[q->rptr]) {
303	s->status \|= KBD_STAT_MOUSE_OBF;
304	if (s->mode & KBD_MODE_MOUSE_INT)
305	irq12_level = 1;
306	} else {
307	if ((s->mode & KBD_MODE_KBD_INT) &&
308	!(s->mode & KBD_MODE_DISABLE_KBD))
309	irq1_level = 1;
310	}
311	}
312	#endif /* !VBOX */
313	#ifndef VBOX
314	pic_set_irq(1, irq1_level);
315	pic_set_irq(12, irq12_level);
316	#else /* VBOX */
317	PDMDevHlpISASetIrq(s->CTX_SUFF(pDevIns), 1, irq1_level);
318	PDMDevHlpISASetIrq(s->CTX_SUFF(pDevIns), 12, irq12_level);
319	#endif /* VBOX */
320	}
321
322	static void kbd_queue(KBDState *s, int b, int aux)
323	{
324	KBDQueue *q = &s->queue;
325	#ifdef VBOX
326	MouseCmdQueue *mcq = &s->mouse_command_queue;
327	MouseEventQueue *meq = &s->mouse_event_queue;
328	#endif /* VBOX */
329
330	#if defined(DEBUG_MOUSE) \|\| defined(DEBUG_KBD)
331	if (aux)
332	Log(("mouse event: 0x%02x\n", b));
333	#ifdef DEBUG_KBD
334	else
335	Log(("kbd event: 0x%02x\n", b));
336	#endif
337	#endif
338	#ifdef VBOX
339	switch (aux)
340	{
341	case 0: /* keyboard */
342	if (q->count >= KBD_QUEUE_SIZE)
343	return;
344	q->data[q->wptr] = b;
345	if (++q->wptr == KBD_QUEUE_SIZE)
346	q->wptr = 0;
347	q->count++;
348	break;
349	case 1: /* mouse command response */
350	if (mcq->count >= MOUSE_CMD_QUEUE_SIZE)
351	return;
352	mcq->data[mcq->wptr] = b;
353	if (++mcq->wptr == MOUSE_CMD_QUEUE_SIZE)
354	mcq->wptr = 0;
355	mcq->count++;
356	break;
357	case 2: /* mouse event data */
358	if (meq->count >= MOUSE_EVENT_QUEUE_SIZE)
359	return;
360	meq->data[meq->wptr] = b;
361	if (++meq->wptr == MOUSE_EVENT_QUEUE_SIZE)
362	meq->wptr = 0;
363	meq->count++;
364	break;
365	default:
366	AssertMsgFailed(("aux=%d\n", aux));
367	}
368	#else /* !VBOX */
369	if (q->count >= KBD_QUEUE_SIZE)
370	return;
371	q->aux[q->wptr] = aux;
372	q->data[q->wptr] = b;
373	if (++q->wptr == KBD_QUEUE_SIZE)
374	q->wptr = 0;
375	q->count++;
376	#endif /* !VBOX */
377	kbd_update_irq(s);
378	}
379
380	#ifdef IN_RING3
381	static void pc_kbd_put_keycode(void *opaque, int keycode)
382	{
383	KBDState s = (KBDState)opaque;
384	kbd_queue(s, keycode, 0);
385	}
386	#endif /* IN_RING3 */
387
388	static uint32_t kbd_read_status(void *opaque, uint32_t addr)
389	{
390	KBDState s = (KBDState)opaque;
391	int val;
392	val = s->status;
393	#if defined(DEBUG_KBD)
394	Log(("kbd: read status=0x%02x\n", val));
395	#endif
396	return val;
397	}
398
399	#ifndef VBOX
400	static void kbd_write_command(void *opaque, uint32_t addr, uint32_t val)
401	{
402	#else /* VBOX (we need VMReset return code passed back) */
403	static int kbd_write_command(void *opaque, uint32_t addr, uint32_t val)
404	{
405	int rc = VINF_SUCCESS;
406	#endif /* VBOX */
407	KBDState s = (KBDState)opaque;
408
409	#ifdef DEBUG_KBD
410	Log(("kbd: write cmd=0x%02x\n", val));
411	#endif
412	switch(val) {
413	case KBD_CCMD_READ_MODE:
414	kbd_queue(s, s->mode, 0);
415	break;
416	case KBD_CCMD_WRITE_MODE:
417	case KBD_CCMD_WRITE_OBUF:
418	case KBD_CCMD_WRITE_AUX_OBUF:
419	case KBD_CCMD_WRITE_MOUSE:
420	case KBD_CCMD_WRITE_OUTPORT:
421	s->write_cmd = val;
422	break;
423	case KBD_CCMD_MOUSE_DISABLE:
424	s->mode \|= KBD_MODE_DISABLE_MOUSE;
425	break;
426	case KBD_CCMD_MOUSE_ENABLE:
427	s->mode &= ~KBD_MODE_DISABLE_MOUSE;
428	break;
429	case KBD_CCMD_TEST_MOUSE:
430	kbd_queue(s, 0x00, 0);
431	break;
432	case KBD_CCMD_SELF_TEST:
433	s->status \|= KBD_STAT_SELFTEST;
434	kbd_queue(s, 0x55, 0);
435	break;
436	case KBD_CCMD_KBD_TEST:
437	kbd_queue(s, 0x00, 0);
438	break;
439	case KBD_CCMD_KBD_DISABLE:
440	s->mode \|= KBD_MODE_DISABLE_KBD;
441	kbd_update_irq(s);
442	break;
443	case KBD_CCMD_KBD_ENABLE:
444	s->mode &= ~KBD_MODE_DISABLE_KBD;
445	kbd_update_irq(s);
446	break;
447	case KBD_CCMD_READ_INPORT:
448	kbd_queue(s, 0x00, 0);
449	break;
450	case KBD_CCMD_READ_OUTPORT:
451	/* XXX: check that */
452	#ifdef TARGET_I386
453	# ifndef VBOX
454	val = 0x01 \| (ioport_get_a20() << 1);
455	# else /* VBOX */
456	val = 0x01 \| (PDMDevHlpA20IsEnabled(s->CTX_SUFF(pDevIns)) << 1);
457	# endif /* VBOX */
458	#else
459	val = 0x01;
460	#endif
461	if (s->status & KBD_STAT_OBF)
462	val \|= 0x10;
463	if (s->status & KBD_STAT_MOUSE_OBF)
464	val \|= 0x20;
465	kbd_queue(s, val, 0);
466	break;
467	#ifdef TARGET_I386
468	case KBD_CCMD_ENABLE_A20:
469	#ifndef VBOX
470	ioport_set_a20(1);
471	#else /* VBOX */
472	# ifndef IN_RING3
473	if (!PDMDevHlpA20IsEnabled(s->CTX_SUFF(pDevIns)))
474	rc = VINF_IOM_HC_IOPORT_WRITE;
475	# else /* IN_RING3 */
476	PDMDevHlpA20Set(s->CTX_SUFF(pDevIns), true);
477	# endif /* IN_RING3 */
478	#endif /* VBOX */
479	break;
480	case KBD_CCMD_DISABLE_A20:
481	#ifndef VBOX
482	ioport_set_a20(0);
483	#else /* VBOX */
484	# ifndef IN_RING3
485	if (PDMDevHlpA20IsEnabled(s->CTX_SUFF(pDevIns)))
486	rc = VINF_IOM_HC_IOPORT_WRITE;
487	# else /* IN_RING3 */
488	PDMDevHlpA20Set(s->CTX_SUFF(pDevIns), false);
489	# endif /* !IN_RING3 */
490	#endif /* VBOX */
491	break;
492	#endif
493	case KBD_CCMD_READ_TSTINP:
494	/* Keyboard clock line is zero IFF keyboard is disabled */
495	val = (s->mode & KBD_MODE_DISABLE_KBD) ? 0 : 1;
496	kbd_queue(s, val, 0);
497	break;
498	case KBD_CCMD_RESET:
499	#ifndef VBOX
500	qemu_system_reset_request();
501	#else /* VBOX */
502	# ifndef IN_RING3
503	rc = VINF_IOM_HC_IOPORT_WRITE;
504	# else /* IN_RING3 */
505	rc = PDMDevHlpVMReset(s->CTX_SUFF(pDevIns));
506	# endif /* !IN_RING3 */
507	#endif /* VBOX */
508	break;
509	case 0xff:
510	/* ignore that - I don't know what is its use */
511	break;
512	#ifdef VBOX /* Make OS/2 happy. */
513	/* The 8042 RAM is readble using commands 0x20 thru 0x3f, and writable
514	by 0x60 thru 0x7f. Now days only the firs byte, the mode, is used.
515	We'll ignore the writes (0x61..7f) and return 0 for all the reads
516	just to make some OS/2 debug stuff a bit happier. */
517	case 0x21: case 0x22: case 0x23: case 0x24: case 0x25: case 0x26: case 0x27:
518	case 0x28: case 0x29: case 0x2a: case 0x2b: case 0x2c: case 0x2d: case 0x2e: case 0x2f:
519	case 0x30: case 0x31: case 0x32: case 0x33: case 0x34: case 0x35: case 0x36: case 0x37:
520	case 0x38: case 0x39: case 0x3a: case 0x3b: case 0x3c: case 0x3d: case 0x3e: case 0x3f:
521	kbd_queue(s, 0, 0);
522	Log(("kbd: reading non-standard RAM addr %#x\n", val & 0x1f));
523	break;
524	#endif
525	default:
526	Log(("kbd: unsupported keyboard cmd=0x%02x\n", val));
527	break;
528	}
529	#ifdef VBOX
530	return rc;
531	#endif
532	}
533
534	static uint32_t kbd_read_data(void *opaque, uint32_t addr)
535	{
536	KBDState s = (KBDState)opaque;
537	KBDQueue *q;
538	#ifdef VBOX
539	MouseCmdQueue *mcq;
540	MouseEventQueue *meq;
541	#endif /* VBOX */
542	int val, index, aux;
543
544	q = &s->queue;
545	#ifdef VBOX
546	mcq = &s->mouse_command_queue;
547	meq = &s->mouse_event_queue;
548	if (q->count == 0 && mcq->count == 0 && meq->count == 0) {
549	#else /* !VBOX */
550	if (q->count == 0) {
551	#endif /* !VBOX */
552	/* NOTE: if no data left, we return the last keyboard one
553	(needed for EMM386) */
554	/* XXX: need a timer to do things correctly */
555	index = q->rptr - 1;
556	if (index < 0)
557	index = KBD_QUEUE_SIZE - 1;
558	val = q->data[index];
559	} else {
560	#ifdef VBOX
561	aux = (s->status & KBD_STAT_MOUSE_OBF);
562	if (!aux)
563	{
564	val = q->data[q->rptr];
565	if (++q->rptr == KBD_QUEUE_SIZE)
566	q->rptr = 0;
567	q->count--;
568	}
569	else
570	{
571	if (mcq->count)
572	{
573	val = mcq->data[mcq->rptr];
574	if (++mcq->rptr == MOUSE_CMD_QUEUE_SIZE)
575	mcq->rptr = 0;
576	mcq->count--;
577	}
578	else
579	{
580	val = meq->data[meq->rptr];
581	if (++meq->rptr == MOUSE_EVENT_QUEUE_SIZE)
582	meq->rptr = 0;
583	meq->count--;
584	}
585	}
586	#else /* !VBOX */
587	aux = q->aux[q->rptr];
588	val = q->data[q->rptr];
589	if (++q->rptr == KBD_QUEUE_SIZE)
590	q->rptr = 0;
591	q->count--;
592	#endif /* !VBOX */
593	/* reading deasserts IRQ */
594	#ifndef VBOX
595	if (aux)
596	pic_set_irq(12, 0);
597	else
598	pic_set_irq(1, 0);
599	#else /* VBOX */
600	if (aux)
601	PDMDevHlpISASetIrq(s->CTX_SUFF(pDevIns), 12, 0);
602	else
603	PDMDevHlpISASetIrq(s->CTX_SUFF(pDevIns), 1, 0);
604	#endif /* VBOX */
605	}
606	/* reassert IRQs if data left */
607	kbd_update_irq(s);
608	#ifdef DEBUG_KBD
609	Log(("kbd: read data=0x%02x\n", val));
610	#endif
611	return val;
612	}
613
614	static void kbd_reset_keyboard(KBDState *s)
615	{
616	s->scan_enabled = 1;
617	}
618
619	#ifndef VBOX
620	static void kbd_write_keyboard(KBDState *s, int val)
621	#else
622	static int kbd_write_keyboard(KBDState *s, int val)
623	#endif
624	{
625	switch(s->kbd_write_cmd) {
626	default:
627	case -1:
628	switch(val) {
629	case 0x00:
630	kbd_queue(s, KBD_REPLY_ACK, 0);
631	break;
632	case 0x05:
633	kbd_queue(s, KBD_REPLY_RESEND, 0);
634	break;
635	case KBD_CMD_GET_ID:
636	kbd_queue(s, KBD_REPLY_ACK, 0);
637	kbd_queue(s, 0xab, 0);
638	kbd_queue(s, 0x83, 0);
639	break;
640	case KBD_CMD_ECHO:
641	kbd_queue(s, KBD_CMD_ECHO, 0);
642	break;
643	case KBD_CMD_ENABLE:
644	s->scan_enabled = 1;
645	kbd_queue(s, KBD_REPLY_ACK, 0);
646	break;
647	case KBD_CMD_SET_LEDS:
648	case KBD_CMD_SET_RATE:
649	s->kbd_write_cmd = val;
650	kbd_queue(s, KBD_REPLY_ACK, 0);
651	break;
652	case KBD_CMD_RESET_DISABLE:
653	kbd_reset_keyboard(s);
654	s->scan_enabled = 0;
655	kbd_queue(s, KBD_REPLY_ACK, 0);
656	break;
657	case KBD_CMD_RESET_ENABLE:
658	kbd_reset_keyboard(s);
659	s->scan_enabled = 1;
660	kbd_queue(s, KBD_REPLY_ACK, 0);
661	break;
662	case KBD_CMD_RESET:
663	kbd_reset_keyboard(s);
664	kbd_queue(s, KBD_REPLY_ACK, 0);
665	kbd_queue(s, KBD_REPLY_POR, 0);
666	break;
667	default:
668	kbd_queue(s, KBD_REPLY_ACK, 0);
669	break;
670	}
671	break;
672	case KBD_CMD_SET_LEDS:
673	{
674	#ifdef IN_RING3
675	PDMKEYBLEDS enmLeds = PDMKEYBLEDS_NONE;
676	if (val & 0x01)
677	enmLeds = (PDMKEYBLEDS)(enmLeds \| PDMKEYBLEDS_SCROLLLOCK);
678	if (val & 0x02)
679	enmLeds = (PDMKEYBLEDS)(enmLeds \| PDMKEYBLEDS_NUMLOCK);
680	if (val & 0x04)
681	enmLeds = (PDMKEYBLEDS)(enmLeds \| PDMKEYBLEDS_CAPSLOCK);
682	s->Keyboard.pDrv->pfnLedStatusChange(s->Keyboard.pDrv, enmLeds);
683	#else
684	return VINF_IOM_HC_IOPORT_WRITE;
685	#endif
686	kbd_queue(s, KBD_REPLY_ACK, 0);
687	s->kbd_write_cmd = -1;
688	}
689	break;
690	case KBD_CMD_SET_RATE:
691	kbd_queue(s, KBD_REPLY_ACK, 0);
692	s->kbd_write_cmd = -1;
693	break;
694	}
695
696	return VINF_SUCCESS;
697	}
698
699	#ifdef VBOX
700	static void kbd_mouse_send_packet(KBDState *s, bool fToCmdQueue)
701	#else /* !VBOX */
702	static void kbd_mouse_send_packet(KBDState *s)
703	#endif /* !VBOX */
704	{
705	#ifdef VBOX
706	int aux = fToCmdQueue ? 1 : 2;
707	#endif /* VBOX */
708	unsigned int b;
709	int dx1, dy1, dz1;
710
711	dx1 = s->mouse_dx;
712	dy1 = s->mouse_dy;
713	dz1 = s->mouse_dz;
714	/* XXX: increase range to 8 bits ? */
715	if (dx1 > 127)
716	dx1 = 127;
717	else if (dx1 < -127)
718	dx1 = -127;
719	if (dy1 > 127)
720	dy1 = 127;
721	else if (dy1 < -127)
722	dy1 = -127;
723	b = 0x08 \| ((dx1 < 0) << 4) \| ((dy1 < 0) << 5) \| (s->mouse_buttons & 0x07);
724	#ifdef VBOX
725	kbd_queue(s, b, aux);
726	kbd_queue(s, dx1 & 0xff, aux);
727	kbd_queue(s, dy1 & 0xff, aux);
728	#else /* !VBOX */
729	kbd_queue(s, b, 1);
730	kbd_queue(s, dx1 & 0xff, 1);
731	kbd_queue(s, dy1 & 0xff, 1);
732	#endif /* !VBOX */
733	/* extra byte for IMPS/2 or IMEX */
734	switch(s->mouse_type) {
735	default:
736	break;
737	case 3:
738	if (dz1 > 127)
739	dz1 = 127;
740	else if (dz1 < -127)
741	dz1 = -127;
742	#ifdef VBOX
743	kbd_queue(s, dz1 & 0xff, aux);
744	#else /* !VBOX */
745	kbd_queue(s, dz1 & 0xff, 1);
746	#endif /* !VBOX */
747	break;
748	case 4:
749	if (dz1 > 7)
750	dz1 = 7;
751	else if (dz1 < -7)
752	dz1 = -7;
753	b = (dz1 & 0x0f) \| ((s->mouse_buttons & 0x18) << 1);
754	#ifdef VBOX
755	kbd_queue(s, b, aux);
756	#else /* !VBOX */
757	kbd_queue(s, b, 1);
758	#endif /* !VBOX */
759	break;
760	}
761
762	/* update deltas */
763	s->mouse_dx -= dx1;
764	s->mouse_dy -= dy1;
765	s->mouse_dz -= dz1;
766	}
767
768	#ifdef IN_RING3
769	static void pc_kbd_mouse_event(void *opaque,
770	int dx, int dy, int dz, int buttons_state)
771	{
772	KBDState s = (KBDState)opaque;
773
774	/* check if deltas are recorded when disabled */
775	if (!(s->mouse_status & MOUSE_STATUS_ENABLED))
776	return;
777
778	s->mouse_dx += dx;
779	s->mouse_dy -= dy;
780	s->mouse_dz += dz;
781	/* XXX: SDL sometimes generates nul events: we delete them */
782	if (s->mouse_dx == 0 && s->mouse_dy == 0 && s->mouse_dz == 0 &&
783	s->mouse_buttons == buttons_state)
784	return;
785	s->mouse_buttons = buttons_state;
786
787	#ifdef VBOX
788	if (!(s->mouse_status & MOUSE_STATUS_REMOTE) &&
789	(s->mouse_event_queue.count < (MOUSE_EVENT_QUEUE_SIZE - 4))) {
790	for(;;) {
791	/* if not remote, send event. Multiple events are sent if
792	too big deltas */
793	kbd_mouse_send_packet(s, false);
794	if (s->mouse_dx == 0 && s->mouse_dy == 0 && s->mouse_dz == 0)
795	break;
796	}
797	}
798	#else /* !VBOX */
799	if (!(s->mouse_status & MOUSE_STATUS_REMOTE) &&
800	(s->queue.count < (KBD_QUEUE_SIZE - 16))) {
801	for(;;) {
802	/* if not remote, send event. Multiple events are sent if
803	too big deltas */
804	kbd_mouse_send_packet(s);
805	if (s->mouse_dx == 0 && s->mouse_dy == 0 && s->mouse_dz == 0)
806	break;
807	}
808	}
809	#endif /* !VBOX */
810	}
811	#endif /* IN_RING3 */
812
813	static void kbd_write_mouse(KBDState *s, int val)
814	{
815	#ifdef DEBUG_MOUSE
816	Log(("kbd: write mouse 0x%02x\n", val));
817	#endif
818	#ifdef VBOX
819	/* Flush the mouse command response queue. */
820	s->mouse_command_queue.count = 0;
821	s->mouse_command_queue.rptr = 0;
822	s->mouse_command_queue.wptr = 0;
823	#endif /* VBOX */
824	switch(s->mouse_write_cmd) {
825	default:
826	case -1:
827	/* mouse command */
828	if (s->mouse_wrap) {
829	if (val == AUX_RESET_WRAP) {
830	s->mouse_wrap = 0;
831	kbd_queue(s, AUX_ACK, 1);
832	return;
833	} else if (val != AUX_RESET) {
834	kbd_queue(s, val, 1);
835	return;
836	}
837	}
838	switch(val) {
839	case AUX_SET_SCALE11:
840	s->mouse_status &= ~MOUSE_STATUS_SCALE21;
841	kbd_queue(s, AUX_ACK, 1);
842	break;
843	case AUX_SET_SCALE21:
844	s->mouse_status \|= MOUSE_STATUS_SCALE21;
845	kbd_queue(s, AUX_ACK, 1);
846	break;
847	case AUX_SET_STREAM:
848	s->mouse_status &= ~MOUSE_STATUS_REMOTE;
849	kbd_queue(s, AUX_ACK, 1);
850	break;
851	case AUX_SET_WRAP:
852	s->mouse_wrap = 1;
853	kbd_queue(s, AUX_ACK, 1);
854	break;
855	case AUX_SET_REMOTE:
856	s->mouse_status \|= MOUSE_STATUS_REMOTE;
857	kbd_queue(s, AUX_ACK, 1);
858	break;
859	case AUX_GET_TYPE:
860	kbd_queue(s, AUX_ACK, 1);
861	kbd_queue(s, s->mouse_type, 1);
862	break;
863	case AUX_SET_RES:
864	case AUX_SET_SAMPLE:
865	s->mouse_write_cmd = val;
866	kbd_queue(s, AUX_ACK, 1);
867	break;
868	case AUX_GET_SCALE:
869	kbd_queue(s, AUX_ACK, 1);
870	kbd_queue(s, s->mouse_status, 1);
871	kbd_queue(s, s->mouse_resolution, 1);
872	kbd_queue(s, s->mouse_sample_rate, 1);
873	break;
874	case AUX_POLL:
875	kbd_queue(s, AUX_ACK, 1);
876	#ifdef VBOX
877	kbd_mouse_send_packet(s, true);
878	#else /* !VBOX */
879	kbd_mouse_send_packet(s);
880	#endif /* !VBOX */
881	break;
882	case AUX_ENABLE_DEV:
883	s->mouse_status \|= MOUSE_STATUS_ENABLED;
884	kbd_queue(s, AUX_ACK, 1);
885	break;
886	case AUX_DISABLE_DEV:
887	s->mouse_status &= ~MOUSE_STATUS_ENABLED;
888	kbd_queue(s, AUX_ACK, 1);
889	#ifdef VBOX
890	/* Flush the mouse events queue. */
891	s->mouse_event_queue.count = 0;
892	s->mouse_event_queue.rptr = 0;
893	s->mouse_event_queue.wptr = 0;
894	#endif /* VBOX */
895	break;
896	case AUX_SET_DEFAULT:
897	s->mouse_sample_rate = 100;
898	s->mouse_resolution = 2;
899	s->mouse_status = 0;
900	kbd_queue(s, AUX_ACK, 1);
901	break;
902	case AUX_RESET:
903	s->mouse_sample_rate = 100;
904	s->mouse_resolution = 2;
905	s->mouse_status = 0;
906	s->mouse_type = 0;
907	kbd_queue(s, AUX_ACK, 1);
908	kbd_queue(s, 0xaa, 1);
909	kbd_queue(s, s->mouse_type, 1);
910	#ifdef VBOX
911	/* Flush the mouse events queue. */
912	s->mouse_event_queue.count = 0;
913	s->mouse_event_queue.rptr = 0;
914	s->mouse_event_queue.wptr = 0;
915	#endif /* VBOX */
916	break;
917	default:
918	#ifdef VBOX
919	/* NACK all commands we don't know.
920
921	The usecase for this is the OS/2 mouse driver which will try
922	read 0xE2 in order to figure out if it's a trackpoint device
923	or not. If it doesn't get a NACK (or ACK) on the command it'll
924	do several hundred thousand status reads before giving up. This
925	is slows down the OS/2 boot up considerably. (It also seems that
926	the code is somehow vulnerable while polling like this and that
927	mouse or keyboard input at this point might screw things up badly.)
928
929	From http://www.win.tue.nl/~aeb/linux/kbd/scancodes-13.html:
930
931	Every command or data byte sent to the mouse (except for the
932	resend command fe) is ACKed with fa. If the command or data
933	is invalid, it is NACKed with fe. If the next byte is again
934	invalid, the reply is ERROR: fc. */
935	/** @todo send error if we NACKed the previous command? */
936	kbd_queue(s, AUX_NACK, 1);
937	#endif
938	break;
939	}
940	break;
941	case AUX_SET_SAMPLE:
942	s->mouse_sample_rate = val;
943	/* detect IMPS/2 or IMEX */
944	switch(s->mouse_detect_state) {
945	default:
946	case 0:
947	if (val == 200)
948	s->mouse_detect_state = 1;
949	break;
950	case 1:
951	if (val == 100)
952	s->mouse_detect_state = 2;
953	else if (val == 200)
954	s->mouse_detect_state = 3;
955	else
956	s->mouse_detect_state = 0;
957	break;
958	case 2:
959	if (val == 80)
960	s->mouse_type = 3; /* IMPS/2 */
961	s->mouse_detect_state = 0;
962	break;
963	case 3:
964	if (val == 80)
965	s->mouse_type = 4; /* IMEX */
966	s->mouse_detect_state = 0;
967	break;
968	}
969	kbd_queue(s, AUX_ACK, 1);
970	s->mouse_write_cmd = -1;
971	break;
972	case AUX_SET_RES:
973	s->mouse_resolution = val;
974	kbd_queue(s, AUX_ACK, 1);
975	s->mouse_write_cmd = -1;
976	break;
977	}
978	}
979
980	#ifndef VBOX
981	static void kbd_write_data(void *opaque, uint32_t addr, uint32_t val)
982	{
983	#else /* VBOX */
984	static int kbd_write_data(void *opaque, uint32_t addr, uint32_t val)
985	{
986	int rc = VINF_SUCCESS;
987	#endif /* VBOX */
988	KBDState s = (KBDState)opaque;
989
990	#ifdef DEBUG_KBD
991	Log(("kbd: write data=0x%02x\n", val));
992	#endif
993
994	switch(s->write_cmd) {
995	case 0:
996	rc = kbd_write_keyboard(s, val);
997	break;
998	case KBD_CCMD_WRITE_MODE:
999	s->mode = val;
1000	kbd_update_irq(s);
1001	break;
1002	case KBD_CCMD_WRITE_OBUF:
1003	kbd_queue(s, val, 0);
1004	break;
1005	case KBD_CCMD_WRITE_AUX_OBUF:
1006	kbd_queue(s, val, 1);
1007	break;
1008	case KBD_CCMD_WRITE_OUTPORT:
1009	#ifdef TARGET_I386
1010	# ifndef VBOX
1011	ioport_set_a20((val >> 1) & 1);
1012	# else /* VBOX */
1013	# ifndef IN_RING3
1014	if (PDMDevHlpA20IsEnabled(s->CTX_SUFF(pDevIns)) != !!(val & 2))
1015	rc = VINF_IOM_HC_IOPORT_WRITE;
1016	# else /* IN_RING3 */
1017	PDMDevHlpA20Set(s->CTX_SUFF(pDevIns), !!(val & 2));
1018	# endif /* !IN_RING3 */
1019	# endif /* VBOX */
1020	#endif
1021	if (!(val & 1)) {
1022	#ifndef VBOX
1023	qemu_system_reset_request();
1024	#else /* VBOX */
1025	# ifndef IN_RING3
1026	rc = VINF_IOM_HC_IOPORT_WRITE;
1027	# else
1028	rc = PDMDevHlpVMReset(s->CTX_SUFF(pDevIns));
1029	# endif
1030	#endif /* VBOX */
1031	}
1032	break;
1033	case KBD_CCMD_WRITE_MOUSE:
1034	kbd_write_mouse(s, val);
1035	break;
1036	default:
1037	break;
1038	}
1039	s->write_cmd = 0;
1040
1041	#ifdef VBOX
1042	return rc;
1043	#endif
1044	}
1045
1046	#ifdef IN_RING3
1047
1048	static void kbd_reset(void *opaque)
1049	{
1050	KBDState s = (KBDState)opaque;
1051	KBDQueue *q;
1052	#ifdef VBOX
1053	MouseCmdQueue *mcq;
1054	MouseEventQueue *meq;
1055	#endif /* VBOX */
1056
1057	s->kbd_write_cmd = -1;
1058	s->mouse_write_cmd = -1;
1059	s->mode = KBD_MODE_KBD_INT \| KBD_MODE_MOUSE_INT;
1060	s->status = KBD_STAT_CMD \| KBD_STAT_UNLOCKED;
1061	#ifdef VBOX /* Resetting everything, keyword was not working right on NT4 reboot. */
1062	s->write_cmd = 0;
1063	s->scan_enabled = 0;
1064	s->mouse_status = 0;
1065	s->mouse_resolution = 0;
1066	s->mouse_sample_rate = 0;
1067	s->mouse_wrap = 0;
1068	s->mouse_type = 0;
1069	s->mouse_detect_state = 0;
1070	s->mouse_dx = 0;
1071	s->mouse_dy = 0;
1072	s->mouse_dz = 0;
1073	s->mouse_buttons = 0;
1074	#endif
1075	q = &s->queue;
1076	q->rptr = 0;
1077	q->wptr = 0;
1078	q->count = 0;
1079	#ifdef VBOX
1080	mcq = &s->mouse_command_queue;
1081	mcq->rptr = 0;
1082	mcq->wptr = 0;
1083	mcq->count = 0;
1084	meq = &s->mouse_event_queue;
1085	meq->rptr = 0;
1086	meq->wptr = 0;
1087	meq->count = 0;
1088	#endif /* VBOX */
1089	}
1090
1091	static void kbd_save(QEMUFile* f, void* opaque)
1092	{
1093	#ifdef VBOX
1094	uint32_t cItems;
1095	int i;
1096	#endif /* VBOX */
1097	KBDState s = (KBDState)opaque;
1098
1099	qemu_put_8s(f, &s->write_cmd);
1100	qemu_put_8s(f, &s->status);
1101	qemu_put_8s(f, &s->mode);
1102	qemu_put_be32s(f, &s->kbd_write_cmd);
1103	qemu_put_be32s(f, &s->scan_enabled);
1104	qemu_put_be32s(f, &s->mouse_write_cmd);
1105	qemu_put_8s(f, &s->mouse_status);
1106	qemu_put_8s(f, &s->mouse_resolution);
1107	qemu_put_8s(f, &s->mouse_sample_rate);
1108	qemu_put_8s(f, &s->mouse_wrap);
1109	qemu_put_8s(f, &s->mouse_type);
1110	qemu_put_8s(f, &s->mouse_detect_state);
1111	qemu_put_be32s(f, &s->mouse_dx);
1112	qemu_put_be32s(f, &s->mouse_dy);
1113	qemu_put_be32s(f, &s->mouse_dz);
1114	qemu_put_8s(f, &s->mouse_buttons);
1115
1116	#ifdef VBOX
1117	/*
1118	* We have to save the queues too.
1119	*/
1120	cItems = s->queue.count;
1121	SSMR3PutU32(f, cItems);
1122	for (i = s->queue.rptr; cItems-- > 0; i = (i + 1) % RT_ELEMENTS(s->queue.data))
1123	SSMR3PutU8(f, s->queue.data[i]);
1124	Log(("kbd_save: %d keyboard queue items stored\n", s->queue.count));
1125
1126	cItems = s->mouse_command_queue.count;
1127	SSMR3PutU32(f, cItems);
1128	for (i = s->mouse_command_queue.rptr; cItems-- > 0; i = (i + 1) % RT_ELEMENTS(s->mouse_command_queue.data))
1129	SSMR3PutU8(f, s->mouse_command_queue.data[i]);
1130	Log(("kbd_save: %d mouse command queue items stored\n", s->mouse_command_queue.count));
1131
1132	cItems = s->mouse_event_queue.count;
1133	SSMR3PutU32(f, cItems);
1134	for (i = s->mouse_event_queue.rptr; cItems-- > 0; i = (i + 1) % RT_ELEMENTS(s->mouse_event_queue.data))
1135	SSMR3PutU8(f, s->mouse_event_queue.data[i]);
1136	Log(("kbd_save: %d mouse event queue items stored\n", s->mouse_event_queue.count));
1137
1138	/* terminator */
1139	SSMR3PutU32(f, ~0);
1140	#endif /* VBOX */
1141	}
1142
1143	static int kbd_load(QEMUFile* f, void* opaque, int version_id)
1144	{
1145	#ifdef VBOX
1146	uint32_t u32, i;
1147	int rc;
1148	#endif
1149	KBDState s = (KBDState)opaque;
1150
1151	if (version_id != PCKBD_SAVED_STATE_VERSION)
1152	#ifndef VBOX
1153	return -EINVAL;
1154	#else
1155	return VERR_SSM_UNSUPPORTED_DATA_UNIT_VERSION;
1156	#endif
1157	qemu_get_8s(f, &s->write_cmd);
1158	qemu_get_8s(f, &s->status);
1159	qemu_get_8s(f, &s->mode);
1160	qemu_get_be32s(f, (uint32_t *)&s->kbd_write_cmd);
1161	qemu_get_be32s(f, (uint32_t *)&s->scan_enabled);
1162	qemu_get_be32s(f, (uint32_t *)&s->mouse_write_cmd);
1163	qemu_get_8s(f, &s->mouse_status);
1164	qemu_get_8s(f, &s->mouse_resolution);
1165	qemu_get_8s(f, &s->mouse_sample_rate);
1166	qemu_get_8s(f, &s->mouse_wrap);
1167	qemu_get_8s(f, &s->mouse_type);
1168	qemu_get_8s(f, &s->mouse_detect_state);
1169	qemu_get_be32s(f, (uint32_t *)&s->mouse_dx);
1170	qemu_get_be32s(f, (uint32_t *)&s->mouse_dy);
1171	qemu_get_be32s(f, (uint32_t *)&s->mouse_dz);
1172	qemu_get_8s(f, &s->mouse_buttons);
1173	#ifdef VBOX
1174	s->queue.count = 0;
1175	s->queue.rptr = 0;
1176	s->queue.wptr = 0;
1177	s->mouse_command_queue.count = 0;
1178	s->mouse_command_queue.rptr = 0;
1179	s->mouse_command_queue.wptr = 0;
1180	s->mouse_event_queue.count = 0;
1181	s->mouse_event_queue.rptr = 0;
1182	s->mouse_event_queue.wptr = 0;
1183
1184	/*
1185	* Load the queues
1186	*/
1187	rc = SSMR3GetU32(f, &u32);
1188	if (RT_FAILURE(rc))
1189	return rc;
1190	if (u32 > RT_ELEMENTS(s->queue.data))
1191	{
1192	AssertMsgFailed(("u32=%#x\n", u32));
1193	return VERR_SSM_DATA_UNIT_FORMAT_CHANGED;
1194	}
1195	for (i = 0; i < u32; i++)
1196	{
1197	rc = SSMR3GetU8(f, &s->queue.data[i]);
1198	if (RT_FAILURE(rc))
1199	return rc;
1200	}
1201	s->queue.wptr = u32 % RT_ELEMENTS(s->queue.data);
1202	s->queue.count = u32;
1203	Log(("kbd_load: %d keyboard queue items loaded\n", u32));
1204
1205	rc = SSMR3GetU32(f, &u32);
1206	if (RT_FAILURE(rc))
1207	return rc;
1208	if (u32 > RT_ELEMENTS(s->mouse_command_queue.data))
1209	{
1210	AssertMsgFailed(("u32=%#x\n", u32));
1211	return VERR_SSM_DATA_UNIT_FORMAT_CHANGED;
1212	}
1213	for (i = 0; i < u32; i++)
1214	{
1215	rc = SSMR3GetU8(f, &s->mouse_command_queue.data[i]);
1216	if (RT_FAILURE(rc))
1217	return rc;
1218	}
1219	s->mouse_command_queue.wptr = u32 % RT_ELEMENTS(s->mouse_command_queue.data);
1220	s->mouse_command_queue.count = u32;
1221	Log(("kbd_load: %d mouse command queue items loaded\n", u32));
1222
1223	rc = SSMR3GetU32(f, &u32);
1224	if (RT_FAILURE(rc))
1225	return rc;
1226	if (u32 > RT_ELEMENTS(s->mouse_event_queue.data))
1227	{
1228	AssertMsgFailed(("u32=%#x\n", u32));
1229	return VERR_SSM_DATA_UNIT_FORMAT_CHANGED;
1230	}
1231	for (i = 0; i < u32; i++)
1232	{
1233	rc = SSMR3GetU8(f, &s->mouse_event_queue.data[i]);
1234	if (RT_FAILURE(rc))
1235	return rc;
1236	}
1237	s->mouse_event_queue.wptr = u32 % RT_ELEMENTS(s->mouse_event_queue.data);
1238	s->mouse_event_queue.count = u32;
1239	Log(("kbd_load: %d mouse event queue items loaded\n", u32));
1240
1241	/* terminator */
1242	rc = SSMR3GetU32(f, &u32);
1243	if (RT_FAILURE(rc))
1244	return rc;
1245	if (u32 != ~0U)
1246	{
1247	AssertMsgFailed(("u32=%#x\n", u32));
1248	return VERR_SSM_DATA_UNIT_FORMAT_CHANGED;
1249	}
1250	#endif /* VBOX */
1251	return 0;
1252	}
1253
1254	#ifndef VBOX
1255	void kbd_init(void)
1256	{
1257	KBDState *s = &kbd_state;
1258
1259	kbd_reset(s);
1260	register_savevm("pckbd", 0, 1, kbd_save, kbd_load, s);
1261	register_ioport_read(0x60, 1, 1, kbd_read_data, s);
1262	register_ioport_write(0x60, 1, 1, kbd_write_data, s);
1263	register_ioport_read(0x64, 1, 1, kbd_read_status, s);
1264	register_ioport_write(0x64, 1, 1, kbd_write_command, s);
1265
1266	qemu_add_kbd_event_handler(pc_kbd_put_keycode, s);
1267	qemu_add_mouse_event_handler(pc_kbd_mouse_event, s);
1268	qemu_register_reset(kbd_reset, s);
1269	}
1270	#endif /* !VBOX */
1271
1272	#endif /* IN_RING3 */
1273
1274
1275	#ifdef VBOX /* VirtualBox code start */
1276
1277	/* -=-=-=-=-=- wrappers -=-=-=-=-=- */
1278
1279	/**
1280	* Port I/O Handler for keyboard data IN operations.
1281	*
1282	* @returns VBox status code.
1283	*
1284	* @param pDevIns The device instance.
1285	* @param pvUser User argument - ignored.
1286	* @param Port Port number used for the IN operation.
1287	* @param pu32 Where to store the result.
1288	* @param cb Number of bytes read.
1289	*/
1290	PDMBOTHCBDECL(int) kbdIOPortDataRead(PPDMDEVINS pDevIns, void pvUser, RTIOPORT Port, uint32_t pu32, unsigned cb)
1291	{
1292	NOREF(pvUser);
1293	if (cb == 1)
1294	{
1295	pu32 = kbd_read_data(PDMINS_2_DATA(pDevIns, KBDState ), Port);
1296	Log2(("kbdIOPortDataRead: Port=%#x cb=%d pu32=%#x\n", Port, cb, pu32));
1297	return VINF_SUCCESS;
1298	}
1299	AssertMsgFailed(("Port=%#x cb=%d\n", Port, cb));
1300	return VERR_IOM_IOPORT_UNUSED;
1301	}
1302
1303	/**
1304	* Port I/O Handler for keyboard data OUT operations.
1305	*
1306	* @returns VBox status code.
1307	*
1308	* @param pDevIns The device instance.
1309	* @param pvUser User argument - ignored.
1310	* @param Port Port number used for the IN operation.
1311	* @param u32 The value to output.
1312	* @param cb The value size in bytes.
1313	*/
1314	PDMBOTHCBDECL(int) kbdIOPortDataWrite(PPDMDEVINS pDevIns, void *pvUser, RTIOPORT Port, uint32_t u32, unsigned cb)
1315	{
1316	int rc = VINF_SUCCESS;
1317	NOREF(pvUser);
1318	if (cb == 1)
1319	{
1320	rc = kbd_write_data(PDMINS_2_DATA(pDevIns, KBDState *), Port, u32);
1321	Log2(("kbdIOPortDataWrite: Port=%#x cb=%d u32=%#x\n", Port, cb, u32));
1322	}
1323	else
1324	AssertMsgFailed(("Port=%#x cb=%d\n", Port, cb));
1325	return rc;
1326	}
1327
1328	/**
1329	* Port I/O Handler for keyboard status IN operations.
1330	*
1331	* @returns VBox status code.
1332	*
1333	* @param pDevIns The device instance.
1334	* @param pvUser User argument - ignored.
1335	* @param Port Port number used for the IN operation.
1336	* @param pu32 Where to store the result.
1337	* @param cb Number of bytes read.
1338	*/
1339	PDMBOTHCBDECL(int) kbdIOPortStatusRead(PPDMDEVINS pDevIns, void pvUser, RTIOPORT Port, uint32_t pu32, unsigned cb)
1340	{
1341	NOREF(pvUser);
1342	if (cb == 1)
1343	{
1344	pu32 = kbd_read_status(PDMINS_2_DATA(pDevIns, KBDState ), Port);
1345	Log2(("kbdIOPortStatusRead: Port=%#x cb=%d -> pu32=%#x\n", Port, cb, pu32));
1346	return VINF_SUCCESS;
1347	}
1348	AssertMsgFailed(("Port=%#x cb=%d\n", Port, cb));
1349	return VERR_IOM_IOPORT_UNUSED;
1350	}
1351
1352	/**
1353	* Port I/O Handler for keyboard command OUT operations.
1354	*
1355	* @returns VBox status code.
1356	*
1357	* @param pDevIns The device instance.
1358	* @param pvUser User argument - ignored.
1359	* @param Port Port number used for the IN operation.
1360	* @param u32 The value to output.
1361	* @param cb The value size in bytes.
1362	*/
1363	PDMBOTHCBDECL(int) kbdIOPortCommandWrite(PPDMDEVINS pDevIns, void *pvUser, RTIOPORT Port, uint32_t u32, unsigned cb)
1364	{
1365	NOREF(pvUser);
1366	if (cb == 1)
1367	{
1368	int rc = kbd_write_command(PDMINS_2_DATA(pDevIns, KBDState *), Port, u32);
1369	Log2(("kbdIOPortCommandWrite: Port=%#x cb=%d u32=%#x rc=%Rrc\n", Port, cb, u32, rc));
1370	return rc;
1371	}
1372	AssertMsgFailed(("Port=%#x cb=%d\n", Port, cb));
1373	return VINF_SUCCESS;
1374	}
1375
1376	#ifdef IN_RING3
1377
1378	/**
1379	* Saves a state of the keyboard device.
1380	*
1381	* @returns VBox status code.
1382	* @param pDevIns The device instance.
1383	* @param pSSMHandle The handle to save the state to.
1384	*/
1385	static DECLCALLBACK(int) kbdSaveExec(PPDMDEVINS pDevIns, PSSMHANDLE pSSMHandle)
1386	{
1387	kbd_save(pSSMHandle, PDMINS_2_DATA(pDevIns, KBDState *));
1388	return VINF_SUCCESS;
1389	}
1390
1391
1392	/**
1393	* Loads a saved keyboard device state.
1394	*
1395	* @returns VBox status code.
1396	* @param pDevIns The device instance.
1397	* @param pSSMHandle The handle to the saved state.
1398	* @param u32Version The data unit version number.
1399	*/
1400	static DECLCALLBACK(int) kbdLoadExec(PPDMDEVINS pDevIns, PSSMHANDLE pSSMHandle, uint32_t u32Version)
1401	{
1402	return kbd_load(pSSMHandle, PDMINS_2_DATA(pDevIns, KBDState *), u32Version);
1403	}
1404
1405	/**
1406	* Reset notification.
1407	*
1408	* @returns VBox status.
1409	* @param pDevIns The device instance data.
1410	*/
1411	static DECLCALLBACK(void) kbdReset(PPDMDEVINS pDevIns)
1412	{
1413	kbd_reset(PDMINS_2_DATA(pDevIns, KBDState *));
1414	}
1415
1416
1417	/* -=-=-=-=-=- Keyboard: IBase -=-=-=-=-=- */
1418
1419	/**
1420	* Queries an interface to the driver.
1421	*
1422	* @returns Pointer to interface.
1423	* @returns NULL if the interface was not supported by the device.
1424	* @param pInterface Pointer to the keyboard port base interface (KBDState::Keyboard.Base).
1425	* @param enmInterface The requested interface identification.
1426	*/
1427	static DECLCALLBACK(void *) kbdKeyboardQueryInterface(PPDMIBASE pInterface, PDMINTERFACE enmInterface)
1428	{
1429	KBDState pThis = (KBDState )((uintptr_t)pInterface - RT_OFFSETOF(KBDState, Keyboard.Base));
1430	switch (enmInterface)
1431	{
1432	case PDMINTERFACE_BASE:
1433	return &pThis->Keyboard.Base;
1434	case PDMINTERFACE_KEYBOARD_PORT:
1435	return &pThis->Keyboard.Port;
1436	default:
1437	return NULL;
1438	}
1439	}
1440
1441
1442	/* -=-=-=-=-=- Keyboard: IKeyboardPort -=-=-=-=-=- */
1443
1444	/** Converts a keyboard port interface pointer to a keyboard state pointer. */
1445	#define IKEYBOARDPORT_2_KBDSTATE(pInterface) ( (KBDState *)((uintptr_t)pInterface - RT_OFFSETOF(KBDState, Keyboard.Port)) )
1446
1447	/**
1448	* Keyboard event handler.
1449	*
1450	* @returns VBox status code.
1451	* @param pInterface Pointer to the keyboard port interface (KBDState::Keyboard.Port).
1452	* @param u8KeyCode The keycode.
1453	*/
1454	static DECLCALLBACK(int) kbdKeyboardPutEvent(PPDMIKEYBOARDPORT pInterface, uint8_t u8KeyCode)
1455	{
1456	KBDState *pThis = IKEYBOARDPORT_2_KBDSTATE(pInterface);
1457	pc_kbd_put_keycode(pThis, u8KeyCode);
1458	return VINF_SUCCESS;
1459	}
1460
1461
1462	/* -=-=-=-=-=- Mouse: IBase -=-=-=-=-=- */
1463
1464	/**
1465	* Queries an interface to the driver.
1466	*
1467	* @returns Pointer to interface.
1468	* @returns NULL if the interface was not supported by the device.
1469	* @param pInterface Pointer to the mouse port base interface (KBDState::Mouse.Base).
1470	* @param enmInterface The requested interface identification.
1471	*/
1472	static DECLCALLBACK(void *) kbdMouseQueryInterface(PPDMIBASE pInterface, PDMINTERFACE enmInterface)
1473	{
1474	KBDState pThis = (KBDState )((uintptr_t)pInterface - RT_OFFSETOF(KBDState, Mouse.Base));
1475	switch (enmInterface)
1476	{
1477	case PDMINTERFACE_BASE:
1478	return &pThis->Mouse.Base;
1479	case PDMINTERFACE_MOUSE_PORT:
1480	return &pThis->Mouse.Port;
1481	default:
1482	return NULL;
1483	}
1484	}
1485
1486
1487	/* -=-=-=-=-=- Mouse: IMousePort -=-=-=-=-=- */
1488
1489	/** Converts a mouse port interface pointer to a keyboard state pointer. */
1490	#define IMOUSEPORT_2_KBDSTATE(pInterface) ( (KBDState *)((uintptr_t)pInterface - RT_OFFSETOF(KBDState, Mouse.Port)) )
1491
1492	/**
1493	* Mouse event handler.
1494	*
1495	* @returns VBox status code.
1496	* @param pInterface Pointer to the mouse port interface (KBDState::Mouse.Port).
1497	* @param i32DeltaX The X delta.
1498	* @param i32DeltaY The Y delta.
1499	* @param i32DeltaZ The Z delta.
1500	* @param fButtonStates The button states.
1501	*/
1502	static DECLCALLBACK(int) kbdMousePutEvent(PPDMIMOUSEPORT pInterface, int32_t i32DeltaX, int32_t i32DeltaY, int32_t i32DeltaZ, uint32_t fButtonStates)
1503	{
1504	KBDState *pThis = IMOUSEPORT_2_KBDSTATE(pInterface);
1505	pc_kbd_mouse_event(pThis, i32DeltaX, i32DeltaY, i32DeltaZ, fButtonStates);
1506	return VINF_SUCCESS;
1507	}
1508
1509
1510	/* -=-=-=-=-=- real code -=-=-=-=-=- */
1511
1512
1513	/**
1514	* Attach command.
1515	*
1516	* This is called to let the device attach to a driver for a specified LUN
1517	* during runtime. This is not called during VM construction, the device
1518	* constructor have to attach to all the available drivers.
1519	*
1520	* This is like plugging in the keyboard or mouse after turning on the PC.
1521	*
1522	* @returns VBox status code.
1523	* @param pDevIns The device instance.
1524	* @param iLUN The logical unit which is being detached.
1525	* @remark The keyboard controller doesn't support this action, this is just
1526	* implemented to try out the driver<->device structure.
1527	*/
1528	static DECLCALLBACK(int) kbdAttach(PPDMDEVINS pDevIns, unsigned iLUN)
1529	{
1530	int rc;
1531	KBDState pThis = PDMINS_2_DATA(pDevIns, KBDState );
1532	switch (iLUN)
1533	{
1534	/* LUN #0: keyboard */
1535	case 0:
1536	rc = PDMDevHlpDriverAttach(pDevIns, iLUN, &pThis->Keyboard.Base, &pThis->Keyboard.pDrvBase, "Keyboard Port");
1537	if (RT_SUCCESS(rc))
1538	{
1539	pThis->Keyboard.pDrv = (PDMIKEYBOARDCONNECTOR*)(pThis->Keyboard.pDrvBase->pfnQueryInterface(pThis->Keyboard.pDrvBase, PDMINTERFACE_KEYBOARD_CONNECTOR));
1540	if (!pThis->Keyboard.pDrv)
1541	{
1542	AssertLogRelMsgFailed(("LUN #0 doesn't have a keyboard interface! rc=%Rrc\n", rc));
1543	rc = VERR_PDM_MISSING_INTERFACE;
1544	}
1545	}
1546	else if (rc == VERR_PDM_NO_ATTACHED_DRIVER)
1547	{
1548	Log(("%s/%d: warning: no driver attached to LUN #0!\n", pDevIns->pDevReg->szDeviceName, pDevIns->iInstance));
1549	rc = VINF_SUCCESS;
1550	}
1551	else
1552	AssertLogRelMsgFailed(("Failed to attach LUN #0! rc=%Rrc\n", rc));
1553	break;
1554
1555	/* LUN #1: aux/mouse */
1556	case 1:
1557	rc = PDMDevHlpDriverAttach(pDevIns, iLUN, &pThis->Mouse.Base, &pThis->Mouse.pDrvBase, "Aux (Mouse) Port");
1558	if (RT_SUCCESS(rc))
1559	{
1560	pThis->Mouse.pDrv = (PDMIMOUSECONNECTOR*)(pThis->Mouse.pDrvBase->pfnQueryInterface(pThis->Mouse.pDrvBase, PDMINTERFACE_MOUSE_CONNECTOR));
1561	if (!pThis->Mouse.pDrv)
1562	{
1563	AssertLogRelMsgFailed(("LUN #1 doesn't have a mouse interface! rc=%Rrc\n", rc));
1564	rc = VERR_PDM_MISSING_INTERFACE;
1565	}
1566	}
1567	else if (rc == VERR_PDM_NO_ATTACHED_DRIVER)
1568	{
1569	Log(("%s/%d: warning: no driver attached to LUN #1!\n", pDevIns->pDevReg->szDeviceName, pDevIns->iInstance));
1570	rc = VINF_SUCCESS;
1571	}
1572	else
1573	AssertLogRelMsgFailed(("Failed to attach LUN #1! rc=%Rrc\n", rc));
1574	break;
1575
1576	default:
1577	AssertMsgFailed(("Invalid LUN #%d\n", iLUN));
1578	return VERR_PDM_NO_SUCH_LUN;
1579	}
1580
1581	return rc;
1582	}
1583
1584
1585	/**
1586	* Detach notification.
1587	*
1588	* This is called when a driver is detaching itself from a LUN of the device.
1589	* The device should adjust it's state to reflect this.
1590	*
1591	* This is like unplugging the network cable to use it for the laptop or
1592	* something while the PC is still running.
1593	*
1594	* @param pDevIns The device instance.
1595	* @param iLUN The logical unit which is being detached.
1596	* @remark The keyboard controller doesn't support this action, this is just
1597	* implemented to try out the driver<->device structure.
1598	*/
1599	static DECLCALLBACK(void) kbdDetach(PPDMDEVINS pDevIns, unsigned iLUN)
1600	{
1601	#if 0
1602	/*
1603	* Reset the interfaces and update the controller state.
1604	*/
1605	KBDState pThis = PDMINS_2_DATA(pDevIns, KBDState );
1606	switch (iLUN)
1607	{
1608	/* LUN #0: keyboard */
1609	case 0:
1610	pThis->Keyboard.pDrv = NULL;
1611	pThis->Keyboard.pDrvBase = NULL;
1612	break;
1613
1614	/* LUN #1: aux/mouse */
1615	case 1:
1616	pThis->Mouse.pDrv = NULL;
1617	pThis->Mouse.pDrvBase = NULL;
1618	break;
1619
1620	default:
1621	AssertMsgFailed(("Invalid LUN #%d\n", iLUN));
1622	break;
1623	}
1624	#endif
1625	}
1626
1627	/**
1628	* @copydoc FNPDMDEVRELOCATE
1629	*/
1630	static DECLCALLBACK(void) kdbRelocate(PPDMDEVINS pDevIns, RTGCINTPTR offDelta)
1631	{
1632	KBDState pThis = PDMINS_2_DATA(pDevIns, KBDState );
1633	pThis->pDevInsRC = PDMDEVINS_2_RCPTR(pDevIns);
1634	}
1635
1636
1637	/**
1638	* Construct a device instance for a VM.
1639	*
1640	* @returns VBox status.
1641	* @param pDevIns The device instance data.
1642	* If the registration structure is needed, pDevIns->pDevReg points to it.
1643	* @param iInstance Instance number. Use this to figure out which registers and such to use.
1644	* The device number is also found in pDevIns->iInstance, but since it's
1645	* likely to be freqently used PDM passes it as parameter.
1646	* @param pCfgHandle Configuration node handle for the device. Use this to obtain the configuration
1647	* of the device instance. It's also found in pDevIns->pCfgHandle, but like
1648	* iInstance it's expected to be used a bit in this function.
1649	*/
1650	static DECLCALLBACK(int) kbdConstruct(PPDMDEVINS pDevIns, int iInstance, PCFGMNODE pCfgHandle)
1651	{
1652	KBDState pThis = PDMINS_2_DATA(pDevIns, KBDState );
1653	int rc;
1654	bool fGCEnabled;
1655	bool fR0Enabled;
1656	Assert(iInstance == 0);
1657
1658	/*
1659	* Validate and read the configuration.
1660	*/
1661	if (!CFGMR3AreValuesValid(pCfgHandle, "GCEnabled\0R0Enabled\0"))
1662	return VERR_PDM_DEVINS_UNKNOWN_CFG_VALUES;
1663	rc = CFGMR3QueryBoolDef(pCfgHandle, "GCEnabled", &fGCEnabled, true);
1664	if (RT_FAILURE(rc))
1665	return PDMDEV_SET_ERROR(pDevIns, rc, N_("Failed to query \"GCEnabled\" from the config"));
1666	rc = CFGMR3QueryBoolDef(pCfgHandle, "R0Enabled", &fR0Enabled, true);
1667	if (RT_FAILURE(rc))
1668	return PDMDEV_SET_ERROR(pDevIns, rc, N_("Failed to query \"R0Enabled\" from the config"));
1669	Log(("pckbd: fGCEnabled=%RTbool fR0Enabled=%RTbool\n", fGCEnabled, fR0Enabled));
1670
1671
1672	/*
1673	* Initialize the interfaces.
1674	*/
1675	pThis->pDevInsR3 = pDevIns;
1676	pThis->pDevInsR0 = PDMDEVINS_2_R0PTR(pDevIns);
1677	pThis->pDevInsRC = PDMDEVINS_2_RCPTR(pDevIns);
1678	pThis->Keyboard.Base.pfnQueryInterface = kbdKeyboardQueryInterface;
1679	pThis->Keyboard.Port.pfnPutEvent = kbdKeyboardPutEvent;
1680
1681	pThis->Mouse.Base.pfnQueryInterface = kbdMouseQueryInterface;
1682	pThis->Mouse.Port.pfnPutEvent = kbdMousePutEvent;
1683
1684	/*
1685	* Register I/O ports, save state, keyboard event handler and mouse event handlers.
1686	*/
1687	rc = PDMDevHlpIOPortRegister(pDevIns, 0x60, 1, NULL, kbdIOPortDataWrite, kbdIOPortDataRead, NULL, NULL, "PC Keyboard - Data");
1688	if (RT_FAILURE(rc))
1689	return rc;
1690	rc = PDMDevHlpIOPortRegister(pDevIns, 0x64, 1, NULL, kbdIOPortCommandWrite, kbdIOPortStatusRead, NULL, NULL, "PC Keyboard - Command / Status");
1691	if (RT_FAILURE(rc))
1692	return rc;
1693	if (fGCEnabled)
1694	{
1695	rc = PDMDevHlpIOPortRegisterGC(pDevIns, 0x60, 1, 0, "kbdIOPortDataWrite", "kbdIOPortDataRead", NULL, NULL, "PC Keyboard - Data");
1696	if (RT_FAILURE(rc))
1697	return rc;
1698	rc = PDMDevHlpIOPortRegisterGC(pDevIns, 0x64, 1, 0, "kbdIOPortCommandWrite", "kbdIOPortStatusRead", NULL, NULL, "PC Keyboard - Command / Status");
1699	if (RT_FAILURE(rc))
1700	return rc;
1701	}
1702	if (fR0Enabled)
1703	{
1704	rc = pDevIns->pDevHlpR3->pfnIOPortRegisterR0(pDevIns, 0x60, 1, 0, "kbdIOPortDataWrite", "kbdIOPortDataRead", NULL, NULL, "PC Keyboard - Data");
1705	if (RT_FAILURE(rc))
1706	return rc;
1707	rc = pDevIns->pDevHlpR3->pfnIOPortRegisterR0(pDevIns, 0x64, 1, 0, "kbdIOPortCommandWrite", "kbdIOPortStatusRead", NULL, NULL, "PC Keyboard - Command / Status");
1708	if (RT_FAILURE(rc))
1709	return rc;
1710	}
1711	rc = PDMDevHlpSSMRegister(pDevIns, g_DevicePS2KeyboardMouse.szDeviceName, iInstance, PCKBD_SAVED_STATE_VERSION, sizeof(*pThis),
1712	NULL, kbdSaveExec, NULL,
1713	NULL, kbdLoadExec, NULL);
1714	if (RT_FAILURE(rc))
1715	return rc;
1716
1717	/*
1718	* Attach to the keyboard and mouse drivers.
1719	*/
1720	rc = kbdAttach(pDevIns, 0 /* keyboard LUN # */);
1721	if (RT_FAILURE(rc))
1722	return rc;
1723	rc = kbdAttach(pDevIns, 1 /* aux/mouse LUN # */);
1724	if (RT_FAILURE(rc))
1725	return rc;
1726
1727	/*
1728	* Initialize the device state.
1729	*/
1730	kbdReset(pDevIns);
1731
1732	return VINF_SUCCESS;
1733	}
1734
1735
1736	/**
1737	* The device registration structure.
1738	*/
1739	const PDMDEVREG g_DevicePS2KeyboardMouse =
1740	{
1741	/* u32Version */
1742	PDM_DEVREG_VERSION,
1743	/* szDeviceName */
1744	"pckbd",
1745	/* szRCMod */
1746	"VBoxDDGC.gc",
1747	/* szR0Mod */
1748	"VBoxDDR0.r0",
1749	/* pszDescription */
1750	"PS/2 Keyboard and Mouse device. Emulates both the keyboard, mouse and the keyboard controller. "
1751	"LUN #0 is the keyboard connector. "
1752	"LUN #1 is the aux/mouse connector.",
1753	/* fFlags */
1754	PDM_DEVREG_FLAGS_HOST_BITS_DEFAULT \| PDM_DEVREG_FLAGS_GUEST_BITS_32_64 \| PDM_DEVREG_FLAGS_PAE36 \| PDM_DEVREG_FLAGS_RC \| PDM_DEVREG_FLAGS_R0,
1755	/* fClass */
1756	PDM_DEVREG_CLASS_INPUT,
1757	/* cMaxInstances */
1758	1,
1759	/* cbInstance */
1760	sizeof(KBDState),
1761	/* pfnConstruct */
1762	kbdConstruct,
1763	/* pfnDestruct */
1764	NULL,
1765	/* pfnRelocate */
1766	kdbRelocate,
1767	/* pfnIOCtl */
1768	NULL,
1769	/* pfnPowerOn */
1770	NULL,
1771	/* pfnReset */
1772	kbdReset,
1773	/* pfnSuspend */
1774	NULL,
1775	/* pfnResume */
1776	NULL,
1777	/* pfnAttach */
1778	kbdAttach,
1779	/* pfnDetach */
1780	kbdDetach,
1781	/* pfnQueryInterface. */
1782	NULL,
1783	/* pfnInitComplete */
1784	NULL,
1785	/* pfnPowerOff */
1786	NULL,
1787	/* pfnSoftReset */
1788	NULL,
1789	/* u32VersionEnd */
1790	PDM_DEVREG_VERSION
1791	};
1792
1793	#endif /* IN_RING3 */
1794	#endif /* VBOX */
1795	#endif /* !VBOX_DEVICE_STRUCT_TESTCASE */
1796

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source: vbox/trunk/src/VBox/Devices/Input/DevPS2.cpp@ 15941

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