DevRTC.cpp@ 35853

Last change on this file since 35853 was 35353, checked in by vboxsync, 14 years ago
Move the misc files the in src/VBox/Devices/ directory into a build/ subdirectory, changing their names to match the target module.
Property svn:eol-style set to `native` Property svn:keywords set to `Id`
File size: 35.7 KB

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1	/* $Id: DevRTC.cpp 35353 2010-12-27 17:25:52Z vboxsync $ */
2	/** @file
3	* Motorola MC146818 RTC/CMOS Device with PIIX4 extensions.
4	*/
5
6	/*
7	* Copyright (C) 2006-2007 Oracle Corporation
8	*
9	* This file is part of VirtualBox Open Source Edition (OSE), as
10	* available from http://www.virtualbox.org. This file is free software;
11	* you can redistribute it and/or modify it under the terms of the GNU
12	* General Public License (GPL) as published by the Free Software
13	* Foundation, in version 2 as it comes in the "COPYING" file of the
14	* VirtualBox OSE distribution. VirtualBox OSE is distributed in the
15	* hope that it will be useful, but WITHOUT ANY WARRANTY of any kind.
16	* --------------------------------------------------------------------
17	*
18	* This code is based on:
19	*
20	* QEMU MC146818 RTC emulation
21	*
22	* Copyright (c) 2003-2004 Fabrice Bellard
23	*
24	* Permission is hereby granted, free of charge, to any person obtaining a copy
25	* of this software and associated documentation files (the "Software"), to deal
26	* in the Software without restriction, including without limitation the rights
27	* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
28	* copies of the Software, and to permit persons to whom the Software is
29	* furnished to do so, subject to the following conditions:
30	*
31	* The above copyright notice and this permission notice shall be included in
32	* all copies or substantial portions of the Software.
33	*
34	* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
35	* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
36	* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
37	* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
38	* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
39	* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
40	* THE SOFTWARE.
41	*/
42
43	/*******************************************************************************
44	* Header Files *
45	*******************************************************************************/
46	#define LOG_GROUP LOG_GROUP_DEV_RTC
47	#include <VBox/vmm/pdmdev.h>
48	#include <VBox/log.h>
49	#include <iprt/asm-math.h>
50	#include <iprt/assert.h>
51	#include <iprt/string.h>
52
53	#ifdef IN_RING3
54	# include <iprt/alloc.h>
55	# include <iprt/uuid.h>
56	#endif /* IN_RING3 */
57
58	#include "VBoxDD.h"
59
60	struct RTCState;
61	typedef struct RTCState RTCState;
62
63	#define RTC_CRC_START 0x10
64	#define RTC_CRC_LAST 0x2d
65	#define RTC_CRC_HIGH 0x2e
66	#define RTC_CRC_LOW 0x2f
67
68
69	/*******************************************************************************
70	* Internal Functions *
71	*******************************************************************************/
72	#ifndef VBOX_DEVICE_STRUCT_TESTCASE
73	RT_C_DECLS_BEGIN
74	PDMBOTHCBDECL(int) rtcIOPortRead(PPDMDEVINS pDevIns, void pvUser, RTIOPORT Port, uint32_t pu32, unsigned cb);
75	PDMBOTHCBDECL(int) rtcIOPortWrite(PPDMDEVINS pDevIns, void *pvUser, RTIOPORT Port, uint32_t u32, unsigned cb);
76	PDMBOTHCBDECL(void) rtcTimerPeriodic(PPDMDEVINS pDevIns, PTMTIMER pTimer, void *pvUser);
77	PDMBOTHCBDECL(void) rtcTimerSecond(PPDMDEVINS pDevIns, PTMTIMER pTimer, void *pvUser);
78	PDMBOTHCBDECL(void) rtcTimerSecond2(PPDMDEVINS pDevIns, PTMTIMER pTimer, void *pvUser);
79	RT_C_DECLS_END
80	#endif /* !VBOX_DEVICE_STRUCT_TESTCASE */
81
82
83	/*******************************************************************************
84	* Defined Constants And Macros *
85	*******************************************************************************/
86	/#define DEBUG_CMOS/
87
88	#define RTC_SECONDS 0
89	#define RTC_SECONDS_ALARM 1
90	#define RTC_MINUTES 2
91	#define RTC_MINUTES_ALARM 3
92	#define RTC_HOURS 4
93	#define RTC_HOURS_ALARM 5
94	#define RTC_ALARM_DONT_CARE 0xC0
95
96	#define RTC_DAY_OF_WEEK 6
97	#define RTC_DAY_OF_MONTH 7
98	#define RTC_MONTH 8
99	#define RTC_YEAR 9
100
101	#define RTC_REG_A 10
102	#define RTC_REG_B 11
103	#define RTC_REG_C 12
104	#define RTC_REG_D 13
105
106	#define REG_A_UIP 0x80
107
108	#define REG_B_SET 0x80
109	#define REG_B_PIE 0x40
110	#define REG_B_AIE 0x20
111	#define REG_B_UIE 0x10
112
113
114	/** The saved state version. */
115	#define RTC_SAVED_STATE_VERSION 4
116	/** The saved state version used by VirtualBox pre-3.2.
117	* This does not include the second 128-byte bank. */
118	#define RTC_SAVED_STATE_VERSION_VBOX_32PRE 3
119	/** The saved state version used by VirtualBox 3.1 and earlier.
120	* This does not include disabled by HPET state. */
121	#define RTC_SAVED_STATE_VERSION_VBOX_31 2
122	/** The saved state version used by VirtualBox 3.0 and earlier.
123	* This does not include the configuration. */
124	#define RTC_SAVED_STATE_VERSION_VBOX_30 1
125
126
127	/*******************************************************************************
128	* Structures and Typedefs *
129	*******************************************************************************/
130	/** @todo Replace struct my_tm with RTTIME. */
131	struct my_tm
132	{
133	int32_t tm_sec;
134	int32_t tm_min;
135	int32_t tm_hour;
136	int32_t tm_mday;
137	int32_t tm_mon;
138	int32_t tm_year;
139	int32_t tm_wday;
140	int32_t tm_yday;
141	};
142
143
144	struct RTCState {
145	uint8_t cmos_data[256];
146	uint8_t cmos_index[2];
147	uint8_t Alignment0[6];
148	struct my_tm current_tm;
149	/** The configured IRQ. */
150	int32_t irq;
151	/** The configured I/O port base. */
152	RTIOPORT IOPortBase;
153	/** Use UTC or local time initially. */
154	bool fUTC;
155	/** Disabled by HPET legacy mode. */
156	bool fDisabledByHpet;
157	/* periodic timer */
158	int64_t next_periodic_time;
159	/* second update */
160	int64_t next_second_time;
161
162	/** Pointer to the device instance - R3 Ptr. */
163	PPDMDEVINSR3 pDevInsR3;
164	/** The periodic timer (rtcTimerPeriodic) - R3 Ptr. */
165	PTMTIMERR3 pPeriodicTimerR3;
166	/** The second timer (rtcTimerSecond) - R3 Ptr. */
167	PTMTIMERR3 pSecondTimerR3;
168	/** The second second timer (rtcTimerSecond2) - R3 Ptr. */
169	PTMTIMERR3 pSecondTimer2R3;
170
171	/** Pointer to the device instance - R0 Ptr. */
172	PPDMDEVINSR0 pDevInsR0;
173	/** The periodic timer (rtcTimerPeriodic) - R0 Ptr. */
174	PTMTIMERR0 pPeriodicTimerR0;
175	/** The second timer (rtcTimerSecond) - R0 Ptr. */
176	PTMTIMERR0 pSecondTimerR0;
177	/** The second second timer (rtcTimerSecond2) - R0 Ptr. */
178	PTMTIMERR0 pSecondTimer2R0;
179
180	/** Pointer to the device instance - RC Ptr. */
181	PPDMDEVINSRC pDevInsRC;
182	/** The periodic timer (rtcTimerPeriodic) - RC Ptr. */
183	PTMTIMERRC pPeriodicTimerRC;
184	/** The second timer (rtcTimerSecond) - RC Ptr. */
185	PTMTIMERRC pSecondTimerRC;
186	/** The second second timer (rtcTimerSecond2) - RC Ptr. */
187	PTMTIMERRC pSecondTimer2RC;
188
189	/** The RTC registration structure. */
190	PDMRTCREG RtcReg;
191	/** The RTC device helpers. */
192	R3PTRTYPE(PCPDMRTCHLP) pRtcHlpR3;
193	/** Number of release log entries. Used to prevent flooding. */
194	uint32_t cRelLogEntries;
195	/** The current/previous logged timer period. */
196	int32_t CurLogPeriod;
197	/** The current/previous hinted timer period. */
198	int32_t CurHintPeriod;
199	uint32_t u32AlignmentPadding;
200
201	/** HPET legacy mode notification interface. */
202	PDMIHPETLEGACYNOTIFY IHpetLegacyNotify;
203	};
204
205	#ifndef VBOX_DEVICE_STRUCT_TESTCASE
206	static void rtc_set_time(RTCState *s);
207	static void rtc_copy_date(RTCState *s);
208
209	static void rtc_timer_update(RTCState *s, int64_t current_time)
210	{
211	int period_code, period;
212	uint64_t cur_clock, next_irq_clock;
213	uint32_t freq;
214
215	period_code = s->cmos_data[RTC_REG_A] & 0x0f;
216	if (period_code != 0 &&
217	(s->cmos_data[RTC_REG_B] & REG_B_PIE)) {
218	if (period_code <= 2)
219	period_code += 7;
220	/* period in 32 kHz cycles */
221	period = 1 << (period_code - 1);
222	/* compute 32 kHz clock */
223	freq = TMTimerGetFreq(s->CTX_SUFF(pPeriodicTimer));
224
225	cur_clock = ASMMultU64ByU32DivByU32(current_time, 32768, freq);
226	next_irq_clock = (cur_clock & ~(uint64_t)(period - 1)) + period;
227	s->next_periodic_time = ASMMultU64ByU32DivByU32(next_irq_clock, freq, 32768) + 1;
228	TMTimerSet(s->CTX_SUFF(pPeriodicTimer), s->next_periodic_time);
229
230	#ifdef IN_RING3
231	if (RT_UNLIKELY(period != s->CurLogPeriod))
232	#else
233	if (RT_UNLIKELY(period != s->CurHintPeriod))
234	#endif
235	{
236	#ifdef IN_RING3
237	if (s->cRelLogEntries++ < 64)
238	LogRel(("RTC: period=%#x (%d) %u Hz\n", period, period, _32K / period));
239	s->CurLogPeriod = period;
240	#endif
241	s->CurHintPeriod = period;
242	TMTimerSetFrequencyHint(s->CTX_SUFF(pPeriodicTimer), _32K / period);
243	}
244	} else {
245	if (TMTimerIsActive(s->CTX_SUFF(pPeriodicTimer)) && s->cRelLogEntries++ < 64)
246	LogRel(("RTC: stopped the periodic timer\n"));
247	TMTimerStop(s->CTX_SUFF(pPeriodicTimer));
248	}
249	}
250
251	static void rtc_raise_irq(RTCState* pThis, uint32_t iLevel)
252	{
253	if (!pThis->fDisabledByHpet)
254	PDMDevHlpISASetIrq(pThis->CTX_SUFF(pDevIns), pThis->irq, iLevel);
255	}
256
257	static void rtc_periodic_timer(void *opaque)
258	{
259	RTCState s = (RTCState)opaque;
260
261	rtc_timer_update(s, s->next_periodic_time);
262	s->cmos_data[RTC_REG_C] \|= 0xc0;
263
264	rtc_raise_irq(s, 1);
265	}
266
267	static void cmos_ioport_write(void *opaque, uint32_t addr, uint32_t data)
268	{
269	RTCState s = (RTCState)opaque;
270	uint32_t bank;
271
272	bank = (addr >> 1) & 1;
273	if ((addr & 1) == 0) {
274	s->cmos_index[bank] = (data & 0x7f) + (bank * 128);
275	} else {
276	Log(("CMOS: Write bank %d idx %#04x: %#04x (old %#04x)\n", bank,
277	s->cmos_index[bank], data, s->cmos_data[s->cmos_index[bank]]));
278	switch(s->cmos_index[bank]) {
279	case RTC_SECONDS_ALARM:
280	case RTC_MINUTES_ALARM:
281	case RTC_HOURS_ALARM:
282	s->cmos_data[s->cmos_index[0]] = data;
283	break;
284	case RTC_SECONDS:
285	case RTC_MINUTES:
286	case RTC_HOURS:
287	case RTC_DAY_OF_WEEK:
288	case RTC_DAY_OF_MONTH:
289	case RTC_MONTH:
290	case RTC_YEAR:
291	s->cmos_data[s->cmos_index[0]] = data;
292	/* if in set mode, do not update the time */
293	if (!(s->cmos_data[RTC_REG_B] & REG_B_SET)) {
294	rtc_set_time(s);
295	}
296	break;
297	case RTC_REG_A:
298	/* UIP bit is read only */
299	s->cmos_data[RTC_REG_A] = (data & ~REG_A_UIP) \|
300	(s->cmos_data[RTC_REG_A] & REG_A_UIP);
301	rtc_timer_update(s, TMTimerGet(s->CTX_SUFF(pPeriodicTimer)));
302	break;
303	case RTC_REG_B:
304	if (data & REG_B_SET) {
305	/* set mode: reset UIP mode */
306	s->cmos_data[RTC_REG_A] &= ~REG_A_UIP;
307	#if 0 /* This is probably wrong as it breaks changing the time/date in OS/2. */
308	data &= ~REG_B_UIE;
309	#endif
310	} else {
311	/* if disabling set mode, update the time */
312	if (s->cmos_data[RTC_REG_B] & REG_B_SET) {
313	rtc_set_time(s);
314	}
315	}
316	s->cmos_data[RTC_REG_B] = data;
317	rtc_timer_update(s, TMTimerGet(s->CTX_SUFF(pPeriodicTimer)));
318	break;
319	case RTC_REG_C:
320	case RTC_REG_D:
321	/* cannot write to them */
322	break;
323	default:
324	s->cmos_data[s->cmos_index[bank]] = data;
325	break;
326	}
327	}
328	}
329
330	static inline int to_bcd(RTCState *s, int a)
331	{
332	if (s->cmos_data[RTC_REG_B] & 0x04) {
333	return a;
334	} else {
335	return ((a / 10) << 4) \| (a % 10);
336	}
337	}
338
339	static inline int from_bcd(RTCState *s, int a)
340	{
341	if (s->cmos_data[RTC_REG_B] & 0x04) {
342	return a;
343	} else {
344	return ((a >> 4) * 10) + (a & 0x0f);
345	}
346	}
347
348	static void rtc_set_time(RTCState *s)
349	{
350	struct my_tm *tm = &s->current_tm;
351
352	tm->tm_sec = from_bcd(s, s->cmos_data[RTC_SECONDS]);
353	tm->tm_min = from_bcd(s, s->cmos_data[RTC_MINUTES]);
354	tm->tm_hour = from_bcd(s, s->cmos_data[RTC_HOURS] & 0x7f);
355	if (!(s->cmos_data[RTC_REG_B] & 0x02) &&
356	(s->cmos_data[RTC_HOURS] & 0x80)) {
357	tm->tm_hour += 12;
358	}
359	tm->tm_wday = from_bcd(s, s->cmos_data[RTC_DAY_OF_WEEK]);
360	tm->tm_mday = from_bcd(s, s->cmos_data[RTC_DAY_OF_MONTH]);
361	tm->tm_mon = from_bcd(s, s->cmos_data[RTC_MONTH]) - 1;
362	tm->tm_year = from_bcd(s, s->cmos_data[RTC_YEAR]) + 100;
363	}
364
365	static void rtc_copy_date(RTCState *s)
366	{
367	const struct my_tm *tm = &s->current_tm;
368
369	s->cmos_data[RTC_SECONDS] = to_bcd(s, tm->tm_sec);
370	s->cmos_data[RTC_MINUTES] = to_bcd(s, tm->tm_min);
371	if (s->cmos_data[RTC_REG_B] & 0x02) {
372	/* 24 hour format */
373	s->cmos_data[RTC_HOURS] = to_bcd(s, tm->tm_hour);
374	} else {
375	/* 12 hour format */
376	s->cmos_data[RTC_HOURS] = to_bcd(s, tm->tm_hour % 12);
377	if (tm->tm_hour >= 12)
378	s->cmos_data[RTC_HOURS] \|= 0x80;
379	}
380	s->cmos_data[RTC_DAY_OF_WEEK] = to_bcd(s, tm->tm_wday);
381	s->cmos_data[RTC_DAY_OF_MONTH] = to_bcd(s, tm->tm_mday);
382	s->cmos_data[RTC_MONTH] = to_bcd(s, tm->tm_mon + 1);
383	s->cmos_data[RTC_YEAR] = to_bcd(s, tm->tm_year % 100);
384	}
385
386	/* month is between 0 and 11. */
387	static int get_days_in_month(int month, int year)
388	{
389	static const int days_tab[12] = {
390	31, 28, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31
391	};
392	int d;
393	if ((unsigned )month >= 12)
394	return 31;
395	d = days_tab[month];
396	if (month == 1) {
397	if ((year % 4) == 0 && ((year % 100) != 0 \|\| (year % 400) == 0))
398	d++;
399	}
400	return d;
401	}
402
403	/* update 'tm' to the next second */
404	static void rtc_next_second(struct my_tm *tm)
405	{
406	int days_in_month;
407
408	tm->tm_sec++;
409	if ((unsigned)tm->tm_sec >= 60) {
410	tm->tm_sec = 0;
411	tm->tm_min++;
412	if ((unsigned)tm->tm_min >= 60) {
413	tm->tm_min = 0;
414	tm->tm_hour++;
415	if ((unsigned)tm->tm_hour >= 24) {
416	tm->tm_hour = 0;
417	/* next day */
418	tm->tm_wday++;
419	if ((unsigned)tm->tm_wday >= 7)
420	tm->tm_wday = 0;
421	days_in_month = get_days_in_month(tm->tm_mon,
422	tm->tm_year + 1900);
423	tm->tm_mday++;
424	if (tm->tm_mday < 1) {
425	tm->tm_mday = 1;
426	} else if (tm->tm_mday > days_in_month) {
427	tm->tm_mday = 1;
428	tm->tm_mon++;
429	if (tm->tm_mon >= 12) {
430	tm->tm_mon = 0;
431	tm->tm_year++;
432	}
433	}
434	}
435	}
436	}
437	}
438
439
440	static void rtc_update_second(void *opaque)
441	{
442	RTCState s = (RTCState)opaque;
443
444	/* if the oscillator is not in normal operation, we do not update */
445	if ((s->cmos_data[RTC_REG_A] & 0x70) != 0x20) {
446	s->next_second_time += TMTimerGetFreq(s->CTX_SUFF(pSecondTimer));
447	TMTimerSet(s->CTX_SUFF(pSecondTimer), s->next_second_time);
448	} else {
449	rtc_next_second(&s->current_tm);
450
451	if (!(s->cmos_data[RTC_REG_B] & REG_B_SET)) {
452	/* update in progress bit */
453	Log2(("RTC: UIP %x -> 1\n", !!(s->cmos_data[RTC_REG_A] & REG_A_UIP)));
454	s->cmos_data[RTC_REG_A] \|= REG_A_UIP;
455	}
456
457	/* 244140 ns = 8 / 32768 seconds */
458	uint64_t delay = TMTimerFromNano(s->CTX_SUFF(pSecondTimer2), 244140);
459	TMTimerSet(s->CTX_SUFF(pSecondTimer2), s->next_second_time + delay);
460	}
461	}
462
463	static void rtc_update_second2(void *opaque)
464	{
465	RTCState s = (RTCState)opaque;
466
467	if (!(s->cmos_data[RTC_REG_B] & REG_B_SET)) {
468	rtc_copy_date(s);
469	}
470
471	/* check alarm */
472	if (s->cmos_data[RTC_REG_B] & REG_B_AIE) {
473	if (((s->cmos_data[RTC_SECONDS_ALARM] & 0xc0) == 0xc0 \|\|
474	from_bcd(s, s->cmos_data[RTC_SECONDS_ALARM]) == s->current_tm.tm_sec) &&
475	((s->cmos_data[RTC_MINUTES_ALARM] & 0xc0) == 0xc0 \|\|
476	from_bcd(s, s->cmos_data[RTC_MINUTES_ALARM]) == s->current_tm.tm_min) &&
477	((s->cmos_data[RTC_HOURS_ALARM] & 0xc0) == 0xc0 \|\|
478	from_bcd(s, s->cmos_data[RTC_HOURS_ALARM]) == s->current_tm.tm_hour)) {
479
480	s->cmos_data[RTC_REG_C] \|= 0xa0;
481	rtc_raise_irq(s, 1);
482	}
483	}
484
485	/* update ended interrupt */
486	if (s->cmos_data[RTC_REG_B] & REG_B_UIE) {
487	s->cmos_data[RTC_REG_C] \|= 0x90;
488	rtc_raise_irq(s, 1);
489	}
490
491	/* clear update in progress bit */
492	Log2(("RTC: UIP %x -> 0\n", !!(s->cmos_data[RTC_REG_A] & REG_A_UIP)));
493	s->cmos_data[RTC_REG_A] &= ~REG_A_UIP;
494
495	s->next_second_time += TMTimerGetFreq(s->CTX_SUFF(pSecondTimer));
496	TMTimerSet(s->CTX_SUFF(pSecondTimer), s->next_second_time);
497	}
498
499	static uint32_t cmos_ioport_read(void *opaque, uint32_t addr)
500	{
501	RTCState s = (RTCState)opaque;
502	int ret;
503	unsigned bank;
504
505	bank = (addr >> 1) & 1;
506	if ((addr & 1) == 0) {
507	return 0xff;
508	} else {
509	switch(s->cmos_index[bank]) {
510	case RTC_SECONDS:
511	case RTC_MINUTES:
512	case RTC_HOURS:
513	case RTC_DAY_OF_WEEK:
514	case RTC_DAY_OF_MONTH:
515	case RTC_MONTH:
516	case RTC_YEAR:
517	ret = s->cmos_data[s->cmos_index[0]];
518	break;
519	case RTC_REG_A:
520	ret = s->cmos_data[s->cmos_index[0]];
521	break;
522	case RTC_REG_C:
523	ret = s->cmos_data[s->cmos_index[0]];
524	rtc_raise_irq(s, 0);
525	s->cmos_data[RTC_REG_C] = 0x00;
526	break;
527	default:
528	ret = s->cmos_data[s->cmos_index[bank]];
529	break;
530	}
531	Log(("CMOS: Read bank %d idx %#04x: %#04x\n", bank, s->cmos_index[bank], ret));
532	return ret;
533	}
534	}
535
536	#ifdef IN_RING3
537	static void rtc_set_memory(RTCState *s, int addr, int val)
538	{
539	if (addr >= 0 && addr <= 127)
540	s->cmos_data[addr] = val;
541	}
542
543	static void rtc_set_date(RTCState s, const struct my_tm tm)
544	{
545	s->current_tm = *tm;
546	rtc_copy_date(s);
547	}
548
549	#endif /* IN_RING3 */
550
551	/* -=-=-=-=-=- wrappers / stuff -=-=-=-=-=- */
552
553	/**
554	* Port I/O Handler for IN operations.
555	*
556	* @returns VBox status code.
557	*
558	* @param pDevIns The device instance.
559	* @param pvUser User argument - ignored.
560	* @param uPort Port number used for the IN operation.
561	* @param pu32 Where to store the result.
562	* @param cb Number of bytes read.
563	*/
564	PDMBOTHCBDECL(int) rtcIOPortRead(PPDMDEVINS pDevIns, void pvUser, RTIOPORT Port, uint32_t pu32, unsigned cb)
565	{
566	NOREF(pvUser);
567	if (cb == 1)
568	{
569	pu32 = cmos_ioport_read(PDMINS_2_DATA(pDevIns, RTCState ), Port);
570	return VINF_SUCCESS;
571	}
572	return VERR_IOM_IOPORT_UNUSED;
573	}
574
575
576	/**
577	* Port I/O Handler for OUT operations.
578	*
579	* @returns VBox status code.
580	*
581	* @param pDevIns The device instance.
582	* @param pvUser User argument - ignored.
583	* @param uPort Port number used for the IN operation.
584	* @param u32 The value to output.
585	* @param cb The value size in bytes.
586	*/
587	PDMBOTHCBDECL(int) rtcIOPortWrite(PPDMDEVINS pDevIns, void *pvUser, RTIOPORT Port, uint32_t u32, unsigned cb)
588	{
589	NOREF(pvUser);
590	if (cb == 1)
591	cmos_ioport_write(PDMINS_2_DATA(pDevIns, RTCState *), Port, u32);
592	return VINF_SUCCESS;
593	}
594
595
596	/**
597	* Device timer callback function, periodic.
598	*
599	* @param pDevIns Device instance of the device which registered the timer.
600	* @param pTimer The timer handle.
601	* @param pvUser Pointer to the RTC state.
602	*/
603	PDMBOTHCBDECL(void) rtcTimerPeriodic(PPDMDEVINS pDevIns, PTMTIMER pTimer, void *pvUser)
604	{
605	rtc_periodic_timer((RTCState *)pvUser);
606	}
607
608
609	/**
610	* Device timer callback function, second.
611	*
612	* @param pDevIns Device instance of the device which registered the timer.
613	* @param pTimer The timer handle.
614	* @param pvUser Pointer to the RTC state.
615	*/
616	PDMBOTHCBDECL(void) rtcTimerSecond(PPDMDEVINS pDevIns, PTMTIMER pTimer, void *pvUser)
617	{
618	rtc_update_second((RTCState *)pvUser);
619	}
620
621
622	/**
623	* Device timer callback function, second2.
624	*
625	* @param pDevIns Device instance of the device which registered the timer.
626	* @param pTimer The timer handle.
627	* @param pvUser Pointer to the RTC state.
628	*/
629	PDMBOTHCBDECL(void) rtcTimerSecond2(PPDMDEVINS pDevIns, PTMTIMER pTimer, void *pvUser)
630	{
631	rtc_update_second2((RTCState *)pvUser);
632	}
633
634	#ifdef IN_RING3
635
636	/**
637	* @copydoc FNSSMDEVLIVEEXEC
638	*/
639	static DECLCALLBACK(int) rtcLiveExec(PPDMDEVINS pDevIns, PSSMHANDLE pSSM, uint32_t uPass)
640	{
641	RTCState pThis = PDMINS_2_DATA(pDevIns, RTCState );
642
643	SSMR3PutU8( pSSM, pThis->irq);
644	SSMR3PutIOPort(pSSM, pThis->IOPortBase);
645	SSMR3PutBool( pSSM, pThis->fUTC);
646
647	return VINF_SSM_DONT_CALL_AGAIN;
648	}
649
650
651	/**
652	* @copydoc FNSSMDEVSAVEEXEC
653	*/
654	static DECLCALLBACK(int) rtcSaveExec(PPDMDEVINS pDevIns, PSSMHANDLE pSSM)
655	{
656	RTCState pThis = PDMINS_2_DATA(pDevIns, RTCState );
657
658	/* The config. */
659	rtcLiveExec(pDevIns, pSSM, SSM_PASS_FINAL);
660
661	/* The state. */
662	SSMR3PutMem(pSSM, pThis->cmos_data, 128);
663	SSMR3PutU8(pSSM, pThis->cmos_index[0]);
664
665	SSMR3PutS32(pSSM, pThis->current_tm.tm_sec);
666	SSMR3PutS32(pSSM, pThis->current_tm.tm_min);
667	SSMR3PutS32(pSSM, pThis->current_tm.tm_hour);
668	SSMR3PutS32(pSSM, pThis->current_tm.tm_wday);
669	SSMR3PutS32(pSSM, pThis->current_tm.tm_mday);
670	SSMR3PutS32(pSSM, pThis->current_tm.tm_mon);
671	SSMR3PutS32(pSSM, pThis->current_tm.tm_year);
672
673	TMR3TimerSave(pThis->CTX_SUFF(pPeriodicTimer), pSSM);
674
675	SSMR3PutS64(pSSM, pThis->next_periodic_time);
676
677	SSMR3PutS64(pSSM, pThis->next_second_time);
678	TMR3TimerSave(pThis->CTX_SUFF(pSecondTimer), pSSM);
679	TMR3TimerSave(pThis->CTX_SUFF(pSecondTimer2), pSSM);
680
681	SSMR3PutBool(pSSM, pThis->fDisabledByHpet);
682
683	SSMR3PutMem(pSSM, &pThis->cmos_data[128], 128);
684	return SSMR3PutU8(pSSM, pThis->cmos_index[1]);
685	}
686
687
688	/**
689	* @copydoc FNSSMDEVLOADEXEC
690	*/
691	static DECLCALLBACK(int) rtcLoadExec(PPDMDEVINS pDevIns, PSSMHANDLE pSSM, uint32_t uVersion, uint32_t uPass)
692	{
693	RTCState pThis = PDMINS_2_DATA(pDevIns, RTCState );
694	int rc;
695
696	if ( uVersion != RTC_SAVED_STATE_VERSION
697	&& uVersion != RTC_SAVED_STATE_VERSION_VBOX_32PRE
698	&& uVersion != RTC_SAVED_STATE_VERSION_VBOX_31
699	&& uVersion != RTC_SAVED_STATE_VERSION_VBOX_30)
700	return VERR_SSM_UNSUPPORTED_DATA_UNIT_VERSION;
701
702	/* The config. */
703	if (uVersion > RTC_SAVED_STATE_VERSION_VBOX_30)
704	{
705	uint8_t u8Irq;
706	rc = SSMR3GetU8(pSSM, &u8Irq); AssertRCReturn(rc, rc);
707	if (u8Irq != pThis->irq)
708	return SSMR3SetCfgError(pSSM, RT_SRC_POS, N_("Config mismatch - u8Irq: saved=%#x config=%#x"), u8Irq, pThis->irq);
709
710	RTIOPORT IOPortBase;
711	rc = SSMR3GetIOPort(pSSM, &IOPortBase); AssertRCReturn(rc, rc);
712	if (IOPortBase != pThis->IOPortBase)
713	return SSMR3SetCfgError(pSSM, RT_SRC_POS, N_("Config mismatch - IOPortBase: saved=%RTiop config=%RTiop"), IOPortBase, pThis->IOPortBase);
714
715	bool fUTC;
716	rc = SSMR3GetBool(pSSM, &fUTC); AssertRCReturn(rc, rc);
717	if (fUTC != pThis->fUTC)
718	LogRel(("RTC: Config mismatch - fUTC: saved=%RTbool config=%RTbool\n", fUTC, pThis->fUTC));
719	}
720
721	if (uPass != SSM_PASS_FINAL)
722	return VINF_SUCCESS;
723
724	/* The state. */
725	SSMR3GetMem(pSSM, pThis->cmos_data, 128);
726	SSMR3GetU8(pSSM, &pThis->cmos_index[0]);
727
728	SSMR3GetS32(pSSM, &pThis->current_tm.tm_sec);
729	SSMR3GetS32(pSSM, &pThis->current_tm.tm_min);
730	SSMR3GetS32(pSSM, &pThis->current_tm.tm_hour);
731	SSMR3GetS32(pSSM, &pThis->current_tm.tm_wday);
732	SSMR3GetS32(pSSM, &pThis->current_tm.tm_mday);
733	SSMR3GetS32(pSSM, &pThis->current_tm.tm_mon);
734	SSMR3GetS32(pSSM, &pThis->current_tm.tm_year);
735
736	TMR3TimerLoad(pThis->CTX_SUFF(pPeriodicTimer), pSSM);
737
738	SSMR3GetS64(pSSM, &pThis->next_periodic_time);
739
740	SSMR3GetS64(pSSM, &pThis->next_second_time);
741	TMR3TimerLoad(pThis->CTX_SUFF(pSecondTimer), pSSM);
742	TMR3TimerLoad(pThis->CTX_SUFF(pSecondTimer2), pSSM);
743
744	if (uVersion > RTC_SAVED_STATE_VERSION_VBOX_31)
745	SSMR3GetBool(pSSM, &pThis->fDisabledByHpet);
746
747	if (uVersion > RTC_SAVED_STATE_VERSION_VBOX_32PRE)
748	{
749	/* Second CMOS bank. */
750	SSMR3GetMem(pSSM, &pThis->cmos_data[128], 128);
751	SSMR3GetU8(pSSM, &pThis->cmos_index[1]);
752	}
753
754	int period_code = pThis->cmos_data[RTC_REG_A] & 0x0f;
755	if ( period_code != 0
756	&& (pThis->cmos_data[RTC_REG_B] & REG_B_PIE)) {
757	if (period_code <= 2)
758	period_code += 7;
759	int period = 1 << (period_code - 1);
760	LogRel(("RTC: period=%#x (%d) %u Hz (restore)\n", period, period, _32K / period));
761	TMTimerSetFrequencyHint(pThis->CTX_SUFF(pPeriodicTimer), _32K / period);
762	pThis->CurLogPeriod = period;
763	pThis->CurHintPeriod = period;
764	} else {
765	LogRel(("RTC: stopped the periodic timer (restore)\n"));
766	pThis->CurLogPeriod = 0;
767	pThis->CurHintPeriod = 0;
768	}
769	pThis->cRelLogEntries = 0;
770
771	return VINF_SUCCESS;
772	}
773
774
775	/* -=-=-=-=-=- PDM Interface provided by the RTC device -=-=-=-=-=- */
776
777	/**
778	* Calculate and update the standard CMOS checksum.
779	*
780	* @param pThis Pointer to the RTC state data.
781	*/
782	static void rtcCalcCRC(RTCState *pThis)
783	{
784	uint16_t u16;
785	unsigned i;
786
787	for (i = RTC_CRC_START, u16 = 0; i <= RTC_CRC_LAST; i++)
788	u16 += pThis->cmos_data[i];
789	pThis->cmos_data[RTC_CRC_LOW] = u16 & 0xff;
790	pThis->cmos_data[RTC_CRC_HIGH] = (u16 >> 8) & 0xff;
791	}
792
793
794	/**
795	* Write to a CMOS register and update the checksum if necessary.
796	*
797	* @returns VBox status code.
798	* @param pDevIns Device instance of the RTC.
799	* @param iReg The CMOS register index; bit 8 determines bank.
800	* @param u8Value The CMOS register value.
801	*/
802	static DECLCALLBACK(int) rtcCMOSWrite(PPDMDEVINS pDevIns, unsigned iReg, uint8_t u8Value)
803	{
804	RTCState pThis = PDMINS_2_DATA(pDevIns, RTCState );
805	if (iReg < RT_ELEMENTS(pThis->cmos_data))
806	{
807	pThis->cmos_data[iReg] = u8Value;
808
809	/* does it require checksum update? */
810	if ( iReg >= RTC_CRC_START
811	&& iReg <= RTC_CRC_LAST)
812	rtcCalcCRC(pThis);
813
814	return VINF_SUCCESS;
815	}
816	AssertMsgFailed(("iReg=%d\n", iReg));
817	return VERR_INVALID_PARAMETER;
818	}
819
820
821	/**
822	* Read a CMOS register.
823	*
824	* @returns VBox status code.
825	* @param pDevIns Device instance of the RTC.
826	* @param iReg The CMOS register index; bit 8 determines bank.
827	* @param pu8Value Where to store the CMOS register value.
828	*/
829	static DECLCALLBACK(int) rtcCMOSRead(PPDMDEVINS pDevIns, unsigned iReg, uint8_t *pu8Value)
830	{
831	RTCState pThis = PDMINS_2_DATA(pDevIns, RTCState );
832	if (iReg < RT_ELEMENTS(pThis->cmos_data))
833	{
834	*pu8Value = pThis->cmos_data[iReg];
835	return VINF_SUCCESS;
836	}
837	AssertMsgFailed(("iReg=%d\n", iReg));
838	return VERR_INVALID_PARAMETER;
839	}
840
841
842	/* -=-=-=-=-=- based on bits from pc.c -=-=-=-=-=- */
843
844	/** @copydoc FNPDMDEVINITCOMPLETE */
845	static DECLCALLBACK(int) rtcInitComplete(PPDMDEVINS pDevIns)
846	{
847	/** @todo this should be (re)done at power on if we didn't load a state... */
848	RTCState pThis = PDMINS_2_DATA(pDevIns, RTCState );
849
850	/*
851	* Set the CMOS date/time.
852	*/
853	RTTIMESPEC Now;
854	PDMDevHlpTMUtcNow(pDevIns, &Now);
855	RTTIME Time;
856	if (pThis->fUTC)
857	RTTimeExplode(&Time, &Now);
858	else
859	RTTimeLocalExplode(&Time, &Now);
860
861	struct my_tm Tm;
862	memset(&Tm, 0, sizeof(Tm));
863	Tm.tm_year = Time.i32Year - 1900;
864	Tm.tm_mon = Time.u8Month - 1;
865	Tm.tm_mday = Time.u8MonthDay;
866	Tm.tm_wday = (Time.u8WeekDay + 1 + 7) % 7; /* 0 = Monday -> Sunday */
867	Tm.tm_yday = Time.u16YearDay - 1;
868	Tm.tm_hour = Time.u8Hour;
869	Tm.tm_min = Time.u8Minute;
870	Tm.tm_sec = Time.u8Second;
871
872	rtc_set_date(pThis, &Tm);
873
874	int iYear = to_bcd(pThis, (Tm.tm_year / 100) + 19); /* tm_year is 1900 based */
875	rtc_set_memory(pThis, 0x32, iYear); /* 32h - Century Byte (BCD value for the century */
876	rtc_set_memory(pThis, 0x37, iYear); /* 37h - (IBM PS/2) Date Century Byte */
877
878	/*
879	* Recalculate the checksum just in case.
880	*/
881	rtcCalcCRC(pThis);
882
883	Log(("CMOS bank 0: \n%16.128Rhxd\n", &pThis->cmos_data[0]));
884	Log(("CMOS bank 1: \n%16.128Rhxd\n", &pThis->cmos_data[128]));
885	return VINF_SUCCESS;
886	}
887
888
889	/* -=-=-=-=-=- real code -=-=-=-=-=- */
890
891	/**
892	* @interface_method_impl{PDMIBASE,pfnQueryInterface}
893	*/
894	static DECLCALLBACK(void ) rtcQueryInterface(PPDMIBASE pInterface, const char pszIID)
895	{
896	PPDMDEVINS pDevIns = RT_FROM_MEMBER(pInterface, PDMDEVINS, IBase);
897	RTCState pThis = PDMINS_2_DATA(pDevIns, RTCState );
898	PDMIBASE_RETURN_INTERFACE(pszIID, PDMIBASE, &pDevIns->IBase);
899	PDMIBASE_RETURN_INTERFACE(pszIID, PDMIHPETLEGACYNOTIFY, &pThis->IHpetLegacyNotify);
900	return NULL;
901	}
902
903
904	/**
905	* @interface_method_impl{PDMIHPETLEGACYNOTIFY,pfnModeChanged}
906	*/
907	static DECLCALLBACK(void) rtcHpetLegacyNotify_ModeChanged(PPDMIHPETLEGACYNOTIFY pInterface, bool fActivated)
908	{
909	RTCState *pThis = RT_FROM_MEMBER(pInterface, RTCState, IHpetLegacyNotify);
910	pThis->fDisabledByHpet = fActivated;
911	}
912
913
914	/**
915	* @copydoc
916	*/
917	static DECLCALLBACK(void) rtcRelocate(PPDMDEVINS pDevIns, RTGCINTPTR offDelta)
918	{
919	RTCState pThis = PDMINS_2_DATA(pDevIns, RTCState );
920
921	pThis->pDevInsRC = PDMDEVINS_2_RCPTR(pDevIns);
922	pThis->pPeriodicTimerRC = TMTimerRCPtr(pThis->pPeriodicTimerR3);
923	pThis->pSecondTimerRC = TMTimerRCPtr(pThis->pSecondTimerR3);
924	pThis->pSecondTimer2RC = TMTimerRCPtr(pThis->pSecondTimer2R3);
925	}
926
927
928	/**
929	* @interface_method_impl{PDMDEVREG,pfnConstruct}
930	*/
931	static DECLCALLBACK(int) rtcConstruct(PPDMDEVINS pDevIns, int iInstance, PCFGMNODE pCfg)
932	{
933	RTCState pThis = PDMINS_2_DATA(pDevIns, RTCState );
934	int rc;
935	Assert(iInstance == 0);
936
937	/*
938	* Validate configuration.
939	*/
940	if (!CFGMR3AreValuesValid(pCfg,
941	"Irq\0"
942	"Base\0"
943	"UseUTC\0"
944	"GCEnabled\0"
945	"R0Enabled\0"))
946	return VERR_PDM_DEVINS_UNKNOWN_CFG_VALUES;
947
948	/*
949	* Init the data.
950	*/
951	uint8_t u8Irq;
952	rc = CFGMR3QueryU8Def(pCfg, "Irq", &u8Irq, 8);
953	if (RT_FAILURE(rc))
954	return PDMDEV_SET_ERROR(pDevIns, rc,
955	N_("Configuration error: Querying \"Irq\" as a uint8_t failed"));
956	pThis->irq = u8Irq;
957
958	rc = CFGMR3QueryPortDef(pCfg, "Base", &pThis->IOPortBase, 0x70);
959	if (RT_FAILURE(rc))
960	return PDMDEV_SET_ERROR(pDevIns, rc,
961	N_("Configuration error: Querying \"Base\" as a RTIOPORT failed"));
962
963	rc = CFGMR3QueryBoolDef(pCfg, "UseUTC", &pThis->fUTC, false);
964	if (RT_FAILURE(rc))
965	return PDMDEV_SET_ERROR(pDevIns, rc,
966	N_("Configuration error: Querying \"UseUTC\" as a bool failed"));
967
968	bool fGCEnabled;
969	rc = CFGMR3QueryBoolDef(pCfg, "GCEnabled", &fGCEnabled, true);
970	if (RT_FAILURE(rc))
971	return PDMDEV_SET_ERROR(pDevIns, rc,
972	N_("Configuration error: failed to read GCEnabled as boolean"));
973
974	bool fR0Enabled;
975	rc = CFGMR3QueryBoolDef(pCfg, "R0Enabled", &fR0Enabled, true);
976	if (RT_FAILURE(rc))
977	return PDMDEV_SET_ERROR(pDevIns, rc,
978	N_("Configuration error: failed to read R0Enabled as boolean"));
979
980	Log(("RTC: Irq=%#x Base=%#x fGCEnabled=%RTbool fR0Enabled=%RTbool\n",
981	u8Irq, pThis->IOPortBase, fGCEnabled, fR0Enabled));
982
983
984	pThis->pDevInsR3 = pDevIns;
985	pThis->pDevInsR0 = PDMDEVINS_2_R0PTR(pDevIns);
986	pThis->pDevInsRC = PDMDEVINS_2_RCPTR(pDevIns);
987	pThis->cmos_data[RTC_REG_A] = 0x26;
988	pThis->cmos_data[RTC_REG_B] = 0x02;
989	pThis->cmos_data[RTC_REG_C] = 0x00;
990	pThis->cmos_data[RTC_REG_D] = 0x80;
991	pThis->RtcReg.u32Version = PDM_RTCREG_VERSION;
992	pThis->RtcReg.pfnRead = rtcCMOSRead;
993	pThis->RtcReg.pfnWrite = rtcCMOSWrite;
994	pThis->fDisabledByHpet = false;
995
996	/* IBase */
997	pDevIns->IBase.pfnQueryInterface = rtcQueryInterface;
998	/* IHpetLegacyNotify */
999	pThis->IHpetLegacyNotify.pfnModeChanged = rtcHpetLegacyNotify_ModeChanged;
1000
1001	/*
1002	* Create timers, arm them, register I/O Ports and save state.
1003	*/
1004	rc = PDMDevHlpTMTimerCreate(pDevIns, TMCLOCK_VIRTUAL_SYNC, rtcTimerPeriodic, pThis,
1005	TMTIMER_FLAGS_DEFAULT_CRIT_SECT, "MC146818 RTC/CMOS - Periodic",
1006	&pThis->pPeriodicTimerR3);
1007	if (RT_FAILURE(rc))
1008	return rc;
1009	pThis->pPeriodicTimerR0 = TMTimerR0Ptr(pThis->pPeriodicTimerR3);
1010	pThis->pPeriodicTimerRC = TMTimerRCPtr(pThis->pPeriodicTimerR3);
1011
1012	rc = PDMDevHlpTMTimerCreate(pDevIns, TMCLOCK_VIRTUAL_SYNC, rtcTimerSecond, pThis,
1013	TMTIMER_FLAGS_DEFAULT_CRIT_SECT, "MC146818 RTC/CMOS - Second",
1014	&pThis->pSecondTimerR3);
1015	if (RT_FAILURE(rc))
1016	return rc;
1017	pThis->pSecondTimerR0 = TMTimerR0Ptr(pThis->pSecondTimerR3);
1018	pThis->pSecondTimerRC = TMTimerRCPtr(pThis->pSecondTimerR3);
1019
1020	rc = PDMDevHlpTMTimerCreate(pDevIns, TMCLOCK_VIRTUAL_SYNC, rtcTimerSecond2, pThis,
1021	TMTIMER_FLAGS_DEFAULT_CRIT_SECT, "MC146818 RTC/CMOS - Second2",
1022	&pThis->pSecondTimer2R3);
1023	if (RT_FAILURE(rc))
1024	return rc;
1025	pThis->pSecondTimer2R0 = TMTimerR0Ptr(pThis->pSecondTimer2R3);
1026	pThis->pSecondTimer2RC = TMTimerRCPtr(pThis->pSecondTimer2R3);
1027	pThis->next_second_time = TMTimerGet(pThis->CTX_SUFF(pSecondTimer2))
1028	+ (TMTimerGetFreq(pThis->CTX_SUFF(pSecondTimer2)) * 99) / 100;
1029	rc = TMTimerSet(pThis->CTX_SUFF(pSecondTimer2), pThis->next_second_time);
1030	if (RT_FAILURE(rc))
1031	return rc;
1032
1033	rc = PDMDevHlpIOPortRegister(pDevIns, pThis->IOPortBase, 4, NULL,
1034	rtcIOPortWrite, rtcIOPortRead, NULL, NULL, "MC146818 RTC/CMOS");
1035	if (RT_FAILURE(rc))
1036	return rc;
1037	if (fGCEnabled)
1038	{
1039	rc = PDMDevHlpIOPortRegisterRC(pDevIns, pThis->IOPortBase, 4, 0,
1040	"rtcIOPortWrite", "rtcIOPortRead", NULL, NULL, "MC146818 RTC/CMOS");
1041	if (RT_FAILURE(rc))
1042	return rc;
1043	}
1044	if (fR0Enabled)
1045	{
1046	rc = PDMDevHlpIOPortRegisterR0(pDevIns, pThis->IOPortBase, 4, 0,
1047	"rtcIOPortWrite", "rtcIOPortRead", NULL, NULL, "MC146818 RTC/CMOS");
1048	if (RT_FAILURE(rc))
1049	return rc;
1050	}
1051
1052	rc = PDMDevHlpSSMRegister3(pDevIns, RTC_SAVED_STATE_VERSION, sizeof(*pThis), rtcLiveExec, rtcSaveExec, rtcLoadExec);
1053	if (RT_FAILURE(rc))
1054	return rc;
1055
1056	/*
1057	* Register ourselves as the RTC/CMOS with PDM.
1058	*/
1059	rc = PDMDevHlpRTCRegister(pDevIns, &pThis->RtcReg, &pThis->pRtcHlpR3);
1060	if (RT_FAILURE(rc))
1061	return rc;
1062
1063	return VINF_SUCCESS;
1064	}
1065
1066
1067	/**
1068	* The device registration structure.
1069	*/
1070	const PDMDEVREG g_DeviceMC146818 =
1071	{
1072	/* u32Version */
1073	PDM_DEVREG_VERSION,
1074	/* szName */
1075	"mc146818",
1076	/* szRCMod */
1077	"VBoxDDGC.gc",
1078	/* szR0Mod */
1079	"VBoxDDR0.r0",
1080	/* pszDescription */
1081	"Motorola MC146818 RTC/CMOS Device.",
1082	/* fFlags */
1083	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,
1084	/* fClass */
1085	PDM_DEVREG_CLASS_RTC,
1086	/* cMaxInstances */
1087	1,
1088	/* cbInstance */
1089	sizeof(RTCState),
1090	/* pfnConstruct */
1091	rtcConstruct,
1092	/* pfnDestruct */
1093	NULL,
1094	/* pfnRelocate */
1095	rtcRelocate,
1096	/* pfnIOCtl */
1097	NULL,
1098	/* pfnPowerOn */
1099	NULL,
1100	/* pfnReset */
1101	NULL,
1102	/* pfnSuspend */
1103	NULL,
1104	/* pfnResume */
1105	NULL,
1106	/* pfnAttach */
1107	NULL,
1108	/* pfnDetach */
1109	NULL,
1110	/* pfnQueryInterface */
1111	NULL,
1112	/* pfnInitComplete */
1113	rtcInitComplete,
1114	/* pfnPowerOff */
1115	NULL,
1116	/* pfnSoftReset */
1117	NULL,
1118	/* u32VersionEnd */
1119	PDM_DEVREG_VERSION
1120	};
1121
1122	#endif /* IN_RING3 */
1123	#endif /* !VBOX_DEVICE_STRUCT_TESTCASE */
1124

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source: vbox/trunk/src/VBox/Devices/PC/DevRTC.cpp@ 35853

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