DevSmc.cpp@ 82331

Last change on this file since 82331 was 81591, checked in by vboxsync, 5 years ago
Devices: Use PDMDEVINS_2_DATA and PDMDEVINS_2_DATA. bugref:9218
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1	/* $Id: DevSmc.cpp 81591 2019-10-30 14:14:10Z vboxsync $ */
2	/** @file
3	* DevSmc - Apple System Management Controller.
4	*
5	* The SMC is controlling power, fans, take measurements (voltage, temperature,
6	* fan speed, ++), and lock Mac OS X to Apple hardware. For more details see:
7	* - http://en.wikipedia.org/wiki/System_Management_Controller
8	* - http://www.parhelia.ch/blog/statics/k3_keys.html
9	* - http://www.nosuchcon.org/talks/D1_02_Alex_Ninjas_and_Harry_Potter.pdf
10	*/
11
12	/*
13	* Copyright (C) 2013-2019 Oracle Corporation
14	*
15	* This file is part of VirtualBox Open Source Edition (OSE), as
16	* available from http://www.virtualbox.org. This file is free software;
17	* you can redistribute it and/or modify it under the terms of the GNU
18	* General Public License (GPL) as published by the Free Software
19	* Foundation, in version 2 as it comes in the "COPYING" file of the
20	* VirtualBox OSE distribution. VirtualBox OSE is distributed in the
21	* hope that it will be useful, but WITHOUT ANY WARRANTY of any kind.
22	*/
23
24
25	/*********************************************************************************************************************************
26	* Header Files *
27	*********************************************************************************************************************************/
28	#define LOG_GROUP LOG_GROUP_DEV_SMC
29	#include <VBox/vmm/pdmdev.h>
30	#include <VBox/log.h>
31	#include <VBox/err.h>
32	#include <iprt/assert.h>
33	#include <iprt/string.h>
34	#ifdef IN_RING0
35	# include <iprt/asm-amd64-x86.h>
36	# include <iprt/once.h>
37	#endif
38	#if defined(RT_OS_DARWIN) && defined(IN_RING3)
39	# include "IOKit/IOKitLib.h"
40	#endif
41
42	#include "VBoxDD.h"
43
44
45	/*********************************************************************************************************************************
46	* Defined Constants And Macros *
47	*********************************************************************************************************************************/
48	/** The current version of the saved state. */
49	#define SMC_SAVED_STATE_VERSION 1 /** @todo later 2 */
50	/** Empty saved state version. */
51	#define SMC_SAVED_STATE_VERSION_BAKA 1
52
53	/** The ring-0 operation number that attempts to get OSK0 and OSK1 from the real
54	* SMC. */
55	#define SMC_CALLR0_READ_OSK 1
56
57
58	/** @name Apple SMC port and register definitions.
59	* @{ */
60
61	/** The first Apple SMC port. */
62	#define SMC_PORT_FIRST 0x0300
63	/** The number of registers (also ports). */
64	#define SMC_REG_COUNT 0x0020
65
66	/** The data register. */
67	#define SMC_REG_DATA 0x00
68	#define SMC_PORT_DATA (SMC_PORT_FIRST + SMC_REG_DATA)
69
70	/** The command register. */
71	#define SMC_REG_CMD 0x04
72	#define SMC_PORT_CMD (SMC_PORT_FIRST + SMC_REG_CMD)
73
74	/** Status code register. */
75	#define SMC_REG_STATUS_CODE 0x1e
76	#define SMC_PORT_STATUS_CODE (SMC_PORT_FIRST + SMC_REG_STATUS_CODE)
77	/** @} */
78
79	/** @name Apple SMC Commands.
80	* @{ */
81	#define SMC_CMD_GET_KEY_VALUE 0x10
82	#define SMC_CMD_PUT_KEY 0x11
83	#define SMC_CMD_GET_KEY_BY_INDEX 0x12
84	#define SMC_CMD_GET_KEY_INFO 0x13
85	/** @} */
86
87	/** @name Apple SMC Status Codes.
88	* @{ */
89	#define SMC_STATUS_CD_SUCCESS UINT8_C(0x00)
90	#define SMC_STATUS_CD_COMM_COLLISION UINT8_C(0x80)
91	#define SMC_STATUS_CD_SPURIOUS_DATA UINT8_C(0x81)
92	#define SMC_STATUS_CD_BAD_COMMAND UINT8_C(0x82)
93	#define SMC_STATUS_CD_BAD_PARAMETER UINT8_C(0x83)
94	#define SMC_STATUS_CD_KEY_NOT_FOUND UINT8_C(0x84)
95	#define SMC_STATUS_CD_KEY_NOT_READABLE UINT8_C(0x85)
96	#define SMC_STATUS_CD_KEY_NOT_WRITABLE UINT8_C(0x86)
97	#define SMC_STATUS_CD_KEY_SIZE_MISMATCH UINT8_C(0x87)
98	#define SMC_STATUS_CD_FRAMING_ERROR UINT8_C(0x88)
99	#define SMC_STATUS_CD_BAD_ARGUMENT_ERROR UINT8_C(0x89)
100	#define SMC_STATUS_CD_TIMEOUT_ERROR UINT8_C(0xb7)
101	#define SMC_STATUS_CD_KEY_INDEX_RANGE_ERROR UINT8_C(0xb8)
102	#define SMC_STATUS_CD_BAD_FUNC_PARAMETER UINT8_C(0xc0)
103	#define SMC_STATUS_CD_EVENT_BUFF_WRONG_ORDER UINT8_C(0x??)
104	#define SMC_STATUS_CD_EVENT_BUFF_READ_ERROR UINT8_C(0x??)
105	#define SMC_STATUS_CD_DEVICE_ACCESS_ERROR UINT8_C(0xc7)
106	#define SMC_STATUS_CD_UNSUPPORTED_FEATURE UINT8_C(0xcb)
107	#define SMC_STATUS_CD_SMB_ACCESS_ERROR UINT8_C(0xcc)
108	/** @} */
109
110	/** @name Apple SMC Key Attributes.
111	* @{ */
112	#define SMC_KEY_ATTR_PRIVATE UINT8_C(0x01)
113	#define SMC_KEY_ATTR_UKN_0x02 UINT8_C(0x02)
114	#define SMC_KEY_ATTR_UKN_0x04 UINT8_C(0x04)
115	#define SMC_KEY_ATTR_CONST UINT8_C(0x08)
116	#define SMC_KEY_ATTR_FUNCTION UINT8_C(0x10)
117	#define SMC_KEY_ATTR_UKN_0x20 UINT8_C(0x20)
118	#define SMC_KEY_ATTR_WRITE UINT8_C(0x40)
119	#define SMC_KEY_ATTR_READ UINT8_C(0x80)
120	/** @} */
121
122
123	/** The index of the first enumerable key in g_aSmcKeys. */
124	#define SMC_KEYIDX_FIRST_ENUM 2
125
126	/** Macro for emitting a static DEVSMC4CHID initializer. */
127	#define SMC4CH(ch1, ch2, ch3, ch4) { { ch1, ch2, ch3, ch4 } }
128
129	/**
130	* Macro for comparing DEVSMC4CHID with a string value.
131	* @returns true if equal, false if not.
132	*/
133	#define SMC4CH_EQ(a_pSmcKey, a_sz4) ( (a_pSmcKey)->u32 == RT_MAKE_U32_FROM_U8(a_sz4[0], a_sz4[1], a_sz4[2], a_sz4[3]) )
134
135	/** Indicates the we want a 2.x SMC. */
136	#define VBOX_WITH_SMC_2_x
137
138
139	/*********************************************************************************************************************************
140	* Structures and Typedefs *
141	*********************************************************************************************************************************/
142
143	/**
144	* 4 char identifier
145	*/
146	typedef union DEVSMC4CHID
147	{
148	/** Byte view. */
149	uint8_t ab[4];
150	/** 32-bit unsigned integer view. */
151	uint32_t u32;
152	} DEVSMC4CHID;
153
154
155	/**
156	* Current key data area for communicating with the guest.
157	*/
158	typedef struct DEVSMCCURKEY
159	{
160	/** The key. */
161	DEVSMC4CHID Key;
162	/** The data type. */
163	DEVSMC4CHID Type;
164	/** Key attributes. */
165	uint8_t fAttr;
166	/** The value length. */
167	uint8_t cbValue;
168	uint8_t abAlignment[2];
169	/**
170	* The value union. 32 bytes is probably sufficient here, but we provide a
171	* little more room since it doesn't cost us anything. */
172	union
173	{
174	/** Byte view. */
175	uint8_t ab[128];
176	/** 16-bit view. */
177	uint16_t u16;
178	/** 32-bit view. */
179	uint32_t u32;
180	} Value;
181	} DEVSMCCURKEY;
182	AssertCompileSize(DEVSMCCURKEY, 128+12);
183	/** Pointer to the current key buffer. */
184	typedef DEVSMCCURKEY *PDEVSMCCURKEY;
185	/** Const pointer to the current key buffer. */
186	typedef DEVSMCCURKEY const *PCDEVSMCCURKEY;
187
188
189	/**
190	* The device
191	*/
192	typedef struct DEVSMC
193	{
194	/** The current command (SMC_PORT_CMD write). */
195	uint8_t bCmd;
196	/** Current key offset. */
197	uint8_t offKey;
198	/** Current value offset. */
199	uint8_t offValue;
200	/** Number of keys in the aKeys array. */
201	uint8_t cKeys;
202
203	/** The current key data the user is accessing. */
204	DEVSMCCURKEY CurKey;
205
206	/**
207	* Generic read/write register values.
208	*
209	* The DATA register entry is not used at all. The CMD register entry contains
210	* the state value.
211	*/
212	union
213	{
214	/** Index register view. */
215	uint8_t abRegsRW[SMC_REG_COUNT];
216	/** Named register view. */
217	struct
218	{
219	uint8_t abUnknown0[0x04];
220	/** The current state (SMC_PORT_CMD read). */
221	uint8_t bState;
222	uint8_t abUnknown1[0x1e - 0x05];
223	/** The current status code (SMC_PORT_STATUS_CODE). */
224	uint8_t bStatusCode;
225	uint8_t abUnknown2[1];
226	} s;
227	} u;
228
229	/** @name Key data.
230	* @{ */
231	/** OSK0 and OSK1. */
232	char szOsk0And1[64+1];
233	/** $Num - unknown function. */
234	uint8_t bDollaryNumber;
235	/** MSSD - shutdown reason. */
236	uint8_t bShutdownReason;
237	/** NATJ - Ninja action timer job. */
238	uint8_t bNinjaActionTimerJob;
239	/** @} */
240
241	/** The I/O port registration handle. */
242	IOMIOPORTHANDLE hIoPorts;
243	} DEVSMC;
244	#ifndef _MSC_VER
245	AssertCompileMembersAtSameOffset(DEVSMC, u.abRegsRW[SMC_REG_CMD], DEVSMC, u.s.bState);
246	AssertCompileMembersAtSameOffset(DEVSMC, u.abRegsRW[SMC_REG_STATUS_CODE], DEVSMC, u.s.bStatusCode);
247	#endif
248
249	/** Pointer to the SMC state. */
250	typedef DEVSMC *PDEVSMC;
251
252	#ifndef VBOX_DEVICE_STRUCT_TESTCASE
253
254
255	/**
256	* Method for retriving the key value and/or optionally also attributes.
257	*
258	* @returns Apple SMC Status Code.
259	* @param pThis The SMC instance data.
260	* @param pCurKey The current key structure (input / output).
261	* @param bCmd The current command (mostly for getters that also
262	* provides attributes or type info).
263	* @param pKeyDesc Pointer to the key descriptor so that the getter can
264	* service more than once key.
265	*/
266	typedef DECLCALLBACK(uint8_t) DEVSMCKEYGETTER(PDEVSMC pThis, PDEVSMCCURKEY pCurKey, uint8_t bCmd,
267	struct DEVSMCKEYDESC const *pKeyDesc);
268
269	/**
270	* Method for setting the key value.
271	*
272	* @returns Apple SMC Status Code.
273	* @param pThis The SMC instance data.
274	* @param pCurKey The current key structure (input / output).
275	* @param bCmd The current command (currently not relevant).
276	* @param pKeyDesc Pointer to the key descriptor so that the getter can
277	* service more than once key.
278	*/
279	typedef DECLCALLBACK(uint8_t) DEVSMCKEYPUTTER(PDEVSMC pThis, PCDEVSMCCURKEY pCurKey, uint8_t bCmd,
280	struct DEVSMCKEYDESC const *pKeyDesc);
281
282	/**
283	* Key descriptor.
284	*/
285	typedef struct DEVSMCKEYDESC
286	{
287	/** The key 4 character identifier. */
288	DEVSMC4CHID Key;
289	/** Type 4 character identifier. 0 means the getter will set it dynamically. */
290	DEVSMC4CHID Type;
291	/** Getter method, see DEVSMCKEYPUTTER. */
292	DEVSMCKEYGETTER *pfnGet;
293	/** Putter method, see DEVSMCKEYPUTTER. */
294	DEVSMCKEYPUTTER *pfnPut;
295	/** The keyvalue size. If 0 the pfnGet/pfnPut will define/check the size. */
296	uint8_t cbValue;
297	/** Attributes. 0 means the getter will set it dynamically. */
298	uint8_t fAttr;
299	} DEVSMCKEYDESC;
300	/** Pointer to a constant SMC key descriptor. */
301	typedef DEVSMCKEYDESC const *PCDEVSMCKEYDESC;
302
303
304	/*********************************************************************************************************************************
305	* Internal Functions *
306	*********************************************************************************************************************************/
307	static DEVSMCKEYGETTER scmKeyGetOSKs;
308	static DEVSMCKEYGETTER scmKeyGetKeyCount;
309	static DEVSMCKEYGETTER scmKeyGetRevision;
310	#ifdef VBOX_WITH_SMC_2_x
311	static DEVSMCKEYGETTER scmKeyGetDollarAddress;
312	static DEVSMCKEYGETTER scmKeyGetDollarNumber;
313	static DEVSMCKEYPUTTER scmKeyPutDollarNumber;
314	#endif
315	static DEVSMCKEYGETTER scmKeyGetShutdownReason;
316	static DEVSMCKEYPUTTER scmKeyPutShutdownReason;
317	static DEVSMCKEYGETTER scmKeyGetNinjaTimerAction;
318	static DEVSMCKEYPUTTER scmKeyPutNinjaTimerAction;
319	static DEVSMCKEYGETTER scmKeyGetOne;
320	static DEVSMCKEYGETTER scmKeyGetZero;
321
322
323	/*********************************************************************************************************************************
324	* Global Variables *
325	*********************************************************************************************************************************/
326	/**
327	* Apple SMC key descriptor table.
328	*/
329	static const DEVSMCKEYDESC g_aSmcKeys[] =
330	{
331	/* Non-enum keys first. */
332	{ SMC4CH('O','S','K','0'), SMC4CH('c','h','8','*'), scmKeyGetOSKs, NULL, 32, SMC_KEY_ATTR_READ \| SMC_KEY_ATTR_FUNCTION },
333	{ SMC4CH('O','S','K','1'), SMC4CH('c','h','8','*'), scmKeyGetOSKs, NULL, 32, SMC_KEY_ATTR_READ \| SMC_KEY_ATTR_FUNCTION },
334
335	/* The first enum key is the #KEY value. */
336	{ SMC4CH('#','K','E','Y'), SMC4CH('u','i','3','2'), scmKeyGetKeyCount, NULL, 4, SMC_KEY_ATTR_READ },
337	# ifdef VBOX_WITH_SMC_2_x
338	{ SMC4CH('$','A','d','r'), SMC4CH('u','i','3','2'), scmKeyGetDollarAddress, NULL, 4, SMC_KEY_ATTR_READ },
339	{ SMC4CH('$','N','u','m'), SMC4CH('u','i','8',' '), scmKeyGetDollarNumber, scmKeyPutDollarNumber, 1, SMC_KEY_ATTR_READ \| SMC_KEY_ATTR_WRITE \| SMC_KEY_ATTR_PRIVATE },
340	{ SMC4CH('B','E','M','B'), SMC4CH('f','l','a','g'), scmKeyGetOne, NULL, 1, SMC_KEY_ATTR_READ },
341	# else
342	{ SMC4CH('L','S','O','F'), SMC4CH('f','l','a','g'), scmKeyGetZero, NULL, 1, SMC_KEY_ATTR_READ },
343	# endif
344	{ SMC4CH('M','S','S','D'), SMC4CH('s','i','8',' '), scmKeyGetShutdownReason, scmKeyPutShutdownReason, 1, SMC_KEY_ATTR_READ \| SMC_KEY_ATTR_WRITE \| SMC_KEY_ATTR_PRIVATE },
345	/* MSDS is not present on MacPro3,1 nor MacBookPro10,1, so returning not found is fine. */
346	# ifdef VBOX_WITH_SMC_2_x
347	{ SMC4CH('M','S','T','f'), SMC4CH('u','i','8',' '), scmKeyGetZero, NULL, 1, SMC_KEY_ATTR_READ },
348	# endif
349	{ SMC4CH('N','A','T','J'), SMC4CH('u','i','8',' '), scmKeyGetNinjaTimerAction, scmKeyPutNinjaTimerAction, 1, SMC_KEY_ATTR_READ \| SMC_KEY_ATTR_WRITE \| SMC_KEY_ATTR_PRIVATE },
350	{ SMC4CH('R','E','V',' '), SMC4CH('{','r','e','v'), scmKeyGetRevision, NULL, 6, SMC_KEY_ATTR_READ },
351	/** @todo MSSP, NTOK and more. */
352	};
353
354	#ifdef IN_RING0
355	/** Do once for the SMC ring-0 static data (g_abOsk0And1, g_fHaveOsk). */
356	static RTONCE g_SmcR0Once = RTONCE_INITIALIZER;
357	/** Indicates whether we've successfully queried the OSK* keys. */
358	static bool g_fHaveOsk = false;
359	/** The OSK0 and OSK1 values. */
360	static uint8_t g_abOsk0And1[32+32];
361
362
363	/**
364	* Waits for the specified state on the host SMC.
365	*
366	* @returns success indicator.
367	* @param bState The desired state.
368	* @param pszWhat What we're currently doing. For the log.
369	*/
370	static bool devR0SmcWaitHostState(uint8_t bState, const char *pszWhat)
371	{
372	uint8_t bCurState = 0; /* (MSC is potentially uninitialized) */
373	for (uint32_t cMsSleep = 1; cMsSleep <= 64; cMsSleep <<= 1)
374	{
375	RTThreadSleep(cMsSleep);
376	bCurState = ASMInU16(SMC_PORT_CMD);
377	if ((bCurState & 0xf) == bState)
378	return true;
379	}
380
381	LogRel(("devR0Smc: %s: bCurState=%#x, wanted %#x.\n", pszWhat, bCurState, bState));
382	#if 0
383	uint8_t bCurStatus2 = ASMInU8(SMC_PORT_STATUS_CODE);
384	uint8_t bCurStatus3 = ASMInU8(SMC_PORT_STATUS_CODE);
385	uint16_t wCurStatus3 = ASMInU16(SMC_PORT_STATUS_CODE);
386	uint32_t dwCurStatus3 = ASMInU32(SMC_PORT_STATUS_CODE);
387	LogRel(("SMC: status2=%#x status3=%#x w=%#x dw=%#x\n", bCurStatus2, bCurStatus3, wCurStatus3, dwCurStatus3));
388	#endif
389	return false;
390	}
391
392
393	/**
394	* Reads a key by name from the host SMC.
395	*
396	* @returns success indicator.
397	* @param pszName The key name, must be exactly 4 chars long.
398	* @param pbBuf The output buffer.
399	* @param cbBuf The buffer size. Max 32 bytes.
400	*/
401	static bool devR0SmcQueryHostKey(const char pszName, uint8_t pbBuf, size_t cbBuf)
402	{
403	Assert(strlen(pszName) == 4);
404	Assert(cbBuf <= 32);
405	Assert(cbBuf > 0);
406
407	/*
408	* Issue the READ command.
409	*/
410	uint32_t cMsSleep = 1;
411	for (;;)
412	{
413	ASMOutU32(SMC_PORT_CMD, SMC_CMD_GET_KEY_VALUE);
414	RTThreadSleep(cMsSleep);
415	uint8_t bCurState = ASMInU8(SMC_PORT_CMD);
416	if ((bCurState & 0xf) == 0xc)
417	break;
418	cMsSleep <<= 1;
419	if (cMsSleep > 64)
420	{
421	LogRel(("devR0Smc: %s: bCurState=%#x, wanted %#x.\n", "cmd", bCurState, 0xc));
422	return false;
423	}
424	}
425
426	/*
427	* Send it the key.
428	*/
429	for (unsigned off = 0; off < 4; off++)
430	{
431	ASMOutU8(SMC_PORT_DATA, pszName[off]);
432	if (!devR0SmcWaitHostState(4, "key"))
433	return false;
434	}
435
436	/*
437	* The desired amount of output.
438	*/
439	ASMOutU8(SMC_PORT_DATA, (uint8_t)cbBuf);
440
441	/*
442	* Read the output.
443	*/
444	for (size_t off = 0; off < cbBuf; off++)
445	{
446	if (!devR0SmcWaitHostState(5, off ? "data" : "len"))
447	return false;
448	pbBuf[off] = ASMInU8(SMC_PORT_DATA);
449	}
450
451	LogRel(("SMC: pbBuf=%.*s\n", cbBuf, pbBuf));
452	return true;
453	}
454
455
456	/**
457	* RTOnce callback that initializes g_fHaveOsk and g_abOsk0And1.
458	*
459	* @returns VINF_SUCCESS.
460	* @param pvUserIgnored Ignored.
461	*/
462	static DECLCALLBACK(int) devR0SmcInitOnce(void *pvUserIgnored)
463	{
464	g_fHaveOsk = devR0SmcQueryHostKey("OSK0", &g_abOsk0And1[0], 32)
465	&& devR0SmcQueryHostKey("OSK1", &g_abOsk0And1[32], 32);
466
467	#if 0
468	/*
469	* Dump the device registers.
470	*/
471	for (uint16_t uPort = 0x300; uPort < 0x320; uPort ++)
472	LogRel(("SMC: %#06x=%#010x w={%#06x, %#06x}, b={%#04x %#04x %#04x %#04x}\n", uPort,
473	ASMInU32(uPort), ASMInU16(uPort), ASMInU16(uPort + 2),
474	ASMInU8(uPort), ASMInU8(uPort + 1), ASMInU8(uPort +2), ASMInU8(uPort + 3) ));
475	#endif
476
477	NOREF(pvUserIgnored);
478	return VINF_SUCCESS;
479	}
480
481
482	/**
483	* @interface_method_impl{PDMDEVREGR0,pfnRequest}
484	*/
485	static DECLCALLBACK(int) devR0SmcReqHandler(PPDMDEVINS pDevIns, uint32_t uReq, uint64_t uArg)
486	{
487	PDEVSMC pThis = PDMDEVINS_2_DATA(pDevIns, PDEVSMC);
488	int rc = VERR_INVALID_FUNCTION;
489	RT_NOREF_PV(uArg);
490
491	if (uReq == SMC_CALLR0_READ_OSK)
492	{
493	rc = RTOnce(&g_SmcR0Once, devR0SmcInitOnce, NULL);
494	if ( RT_SUCCESS(rc)
495	&& g_fHaveOsk)
496	{
497	AssertCompile(sizeof(g_abOsk0And1) + 1 == sizeof(pThis->szOsk0And1));
498	memcpy(pThis->szOsk0And1, g_abOsk0And1, sizeof(pThis->szOsk0And1) - 1);
499	pThis->szOsk0And1[sizeof(pThis->szOsk0And1) - 1] = '\0';
500	}
501	}
502	return rc;
503	}
504
505	#endif /* IN_RING0 */
506
507	#if defined(IN_RING3) && defined(RT_OS_DARWIN)
508
509	/**
510	* Preferred method to retrieve the SMC key.
511	*
512	* @param pabKey where to store the key.
513	* @param cbKey size of the buffer.
514	*/
515	static int getSmcKeyOs(char *pabKey, uint32_t cbKey)
516	{
517	/*
518	* Method as described in Amit Singh's article:
519	* http://osxbook.com/book/bonus/chapter7/tpmdrmmyth/
520	*/
521	typedef struct
522	{
523	uint32_t key;
524	uint8_t pad0[22];
525	uint32_t datasize;
526	uint8_t pad1[10];
527	uint8_t cmd;
528	uint32_t pad2;
529	uint8_t data[32];
530	} AppleSMCBuffer;
531
532	AssertReturn(cbKey >= 65, VERR_INTERNAL_ERROR);
533
534	io_service_t service = IOServiceGetMatchingService(kIOMasterPortDefault,
535	IOServiceMatching("AppleSMC"));
536	if (!service)
537	return VERR_NOT_FOUND;
538
539	io_connect_t port = (io_connect_t)0;
540	kern_return_t kr = IOServiceOpen(service, mach_task_self(), 0, &port);
541	IOObjectRelease(service);
542
543	if (kr != kIOReturnSuccess)
544	return RTErrConvertFromDarwin(kr);
545
546	AppleSMCBuffer inputStruct = { 0, {0}, 32, {0}, 5, };
547	AppleSMCBuffer outputStruct;
548	size_t cbOutputStruct = sizeof(outputStruct);
549
550	for (int i = 0; i < 2; i++)
551	{
552	inputStruct.key = (uint32_t)(i == 0 ? 'OSK0' : 'OSK1');
553	kr = IOConnectCallStructMethod((mach_port_t)port,
554	(uint32_t)2,
555	(const void *)&inputStruct,
556	sizeof(inputStruct),
557	(void *)&outputStruct,
558	&cbOutputStruct);
559	if (kr != kIOReturnSuccess)
560	{
561	IOServiceClose(port);
562	return RTErrConvertFromDarwin(kr);
563	}
564
565	for (int j = 0; j < 32; j++)
566	pabKey[j + i*32] = outputStruct.data[j];
567	}
568
569	IOServiceClose(port);
570
571	pabKey[64] = 0;
572
573	return VINF_SUCCESS;
574	}
575
576	#endif /* IN_RING3 && RT_OS_DARWIN */
577
578
579	/** @callback_method_impl{DEVSMCKEYGETTER, OSK0 and OSK1} */
580	static uint8_t scmKeyGetOSKs(PDEVSMC pThis, PDEVSMCCURKEY pCurKey, uint8_t bCmd, PCDEVSMCKEYDESC pKeyDesc)
581	{
582	RT_NOREF1(bCmd);
583	Assert(SMC4CH_EQ(&pKeyDesc->Key, "OSK0") \|\| SMC4CH_EQ(&pKeyDesc->Key, "OSK1"));
584	const char *pszSrc = pThis->szOsk0And1;
585	if (SMC4CH_EQ(&pKeyDesc->Key, "OSK1"))
586	pszSrc += 32;
587	memcpy(pCurKey->Value.ab, pszSrc, 32);
588	return SMC_STATUS_CD_SUCCESS;
589	}
590
591
592	/** @callback_method_impl{DEVSMCKEYGETTER, \#KEY} */
593	static uint8_t scmKeyGetKeyCount(PDEVSMC pThis, PDEVSMCCURKEY pCurKey, uint8_t bCmd, PCDEVSMCKEYDESC pKeyDesc)
594	{
595	RT_NOREF3(pThis, bCmd, pKeyDesc);
596	Assert(pKeyDesc == &g_aSmcKeys[SMC_KEYIDX_FIRST_ENUM]);
597	uint32_t cKeys = RT_ELEMENTS(g_aSmcKeys) - SMC_KEYIDX_FIRST_ENUM;
598	pCurKey->Value.u32 = RT_H2BE_U32(cKeys);
599	return SMC_STATUS_CD_SUCCESS;
600	}
601
602
603	/** @callback_method_impl{DEVSMCKEYGETTER, REV - Source revision.} */
604	static uint8_t scmKeyGetRevision(PDEVSMC pThis, PDEVSMCCURKEY pCurKey, uint8_t bCmd, PCDEVSMCKEYDESC pKeyDesc)
605	{
606	RT_NOREF3(pThis, bCmd, pKeyDesc);
607	#ifdef VBOX_WITH_SMC_2_x
608	pCurKey->Value.ab[0] = 0x02;
609	pCurKey->Value.ab[1] = 0x03;
610	pCurKey->Value.ab[2] = 0x0f;
611	pCurKey->Value.ab[3] = 0x00;
612	pCurKey->Value.ab[4] = 0x00;
613	pCurKey->Value.ab[5] = 0x35;
614	#else
615	pCurKey->Value.ab[0] = 0x01;
616	pCurKey->Value.ab[1] = 0x25;
617	pCurKey->Value.ab[2] = 0x0f;
618	pCurKey->Value.ab[3] = 0x00;
619	pCurKey->Value.ab[4] = 0x00;
620	pCurKey->Value.ab[5] = 0x04;
621	#endif
622	return SMC_STATUS_CD_SUCCESS;
623	}
624
625	#ifdef VBOX_WITH_SMC_2_x
626
627	/** @callback_method_impl{DEVSMCKEYGETTER, $Adr - SMC address.} */
628	static uint8_t scmKeyGetDollarAddress(PDEVSMC pThis, PDEVSMCCURKEY pCurKey, uint8_t bCmd, PCDEVSMCKEYDESC pKeyDesc)
629	{
630	RT_NOREF3(pThis, bCmd, pKeyDesc);
631	pCurKey->Value.u32 = RT_H2BE_U32(SMC_PORT_FIRST);
632	return VINF_SUCCESS;
633	}
634
635
636	/** @callback_method_impl{DEVSMCKEYGETTER, $Num - Some kind of number.} */
637	static uint8_t scmKeyGetDollarNumber(PDEVSMC pThis, PDEVSMCCURKEY pCurKey, uint8_t bCmd, PCDEVSMCKEYDESC pKeyDesc)
638	{
639	RT_NOREF2(bCmd, pKeyDesc);
640	pCurKey->Value.ab[0] = pThis->bDollaryNumber;
641	return VINF_SUCCESS;
642	}
643
644	/** @callback_method_impl{DEVSMCKEYPUTTER, $Num - Some kind of number.} */
645	static uint8_t scmKeyPutDollarNumber(PDEVSMC pThis, PCDEVSMCCURKEY pCurKey, uint8_t bCmd, PCDEVSMCKEYDESC pKeyDesc)
646	{
647	RT_NOREF2(bCmd, pKeyDesc);
648	Log(("scmKeyPutDollarNumber: %#x -> %#x\n", pThis->bDollaryNumber, pCurKey->Value.ab[0]));
649	pThis->bDollaryNumber = pCurKey->Value.ab[0];
650	return VINF_SUCCESS;
651	}
652
653	#endif /* VBOX_WITH_SMC_2_x */
654
655	/** @callback_method_impl{DEVSMCKEYGETTER, MSSD - Machine Shutdown reason.} */
656	static uint8_t scmKeyGetShutdownReason(PDEVSMC pThis, PDEVSMCCURKEY pCurKey, uint8_t bCmd, PCDEVSMCKEYDESC pKeyDesc)
657	{
658	RT_NOREF2(bCmd, pKeyDesc);
659	pCurKey->Value.ab[0] = pThis->bShutdownReason;
660	return SMC_STATUS_CD_SUCCESS;
661	}
662
663
664	/** @callback_method_impl{DEVSMCKEYPUTTER, MSSD - Machine Shutdown reason.} */
665	static uint8_t scmKeyPutShutdownReason(PDEVSMC pThis, PCDEVSMCCURKEY pCurKey, uint8_t bCmd, PCDEVSMCKEYDESC pKeyDesc)
666	{
667	RT_NOREF2(bCmd, pKeyDesc);
668	Log(("scmKeyPutShutdownReason: %#x -> %#x\n", pThis->bShutdownReason, pCurKey->Value.ab[0]));
669	pThis->bShutdownReason = pCurKey->Value.ab[0];
670	return SMC_STATUS_CD_SUCCESS;
671	}
672
673
674	/** @callback_method_impl{DEVSMCKEYGETTER, MSSD - Ninja timer action job.} */
675	static uint8_t scmKeyGetNinjaTimerAction(PDEVSMC pThis, PDEVSMCCURKEY pCurKey, uint8_t bCmd, PCDEVSMCKEYDESC pKeyDesc)
676	{
677	RT_NOREF2(bCmd, pKeyDesc);
678	pCurKey->Value.ab[0] = pThis->bNinjaActionTimerJob;
679	return SMC_STATUS_CD_SUCCESS;
680	}
681
682
683	/** @callback_method_impl{DEVSMCKEYPUTTER, NATJ - Ninja timer action job.} */
684	static uint8_t scmKeyPutNinjaTimerAction(PDEVSMC pThis, PCDEVSMCCURKEY pCurKey, uint8_t bCmd, PCDEVSMCKEYDESC pKeyDesc)
685	{
686	RT_NOREF2(bCmd, pKeyDesc);
687	Log(("scmKeyPutNinjaTimerAction: %#x -> %#x\n", pThis->bNinjaActionTimerJob, pCurKey->Value.ab[0]));
688	pThis->bNinjaActionTimerJob = pCurKey->Value.ab[0];
689	return SMC_STATUS_CD_SUCCESS;
690	}
691
692	#ifdef VBOX_WITH_SMC_2_x
693
694	/** @callback_method_impl{DEVSMCKEYGETTER, Generic one getter.} */
695	static uint8_t scmKeyGetOne(PDEVSMC pThis, PDEVSMCCURKEY pCurKey, uint8_t bCmd, PCDEVSMCKEYDESC pKeyDesc)
696	{
697	RT_NOREF2(pThis, bCmd);
698	memset(&pCurKey->Value.ab[0], 0, pKeyDesc->cbValue);
699	pCurKey->Value.ab[pKeyDesc->cbValue - 1] = 1;
700	return SMC_STATUS_CD_SUCCESS;
701	}
702
703	#endif /* VBOX_WITH_SMC_2_x */
704
705	/** @callback_method_impl{DEVSMCKEYGETTER, Generic zero getter.} */
706	static uint8_t scmKeyGetZero(PDEVSMC pThis, PDEVSMCCURKEY pCurKey, uint8_t bCmd, PCDEVSMCKEYDESC pKeyDesc)
707	{
708	RT_NOREF2(pThis, bCmd);
709	memset(&pCurKey->Value.ab[0], 0, pKeyDesc->cbValue);
710	return SMC_STATUS_CD_SUCCESS;
711	}
712
713
714	/**
715	* Looks up a key and copies its value and attributes into the CurKey.
716	*
717	* @returns Key index on success, UINT32_MAX on failure.
718	* @param uKeyValue The key value (DEVSMC4CHID.u32).
719	*/
720	static uint32_t smcKeyLookup(uint32_t uKeyValue)
721	{
722	uint32_t iKey = RT_ELEMENTS(g_aSmcKeys);
723	while (iKey-- > 0)
724	if (g_aSmcKeys[iKey].Key.u32 == uKeyValue)
725	return iKey;
726	return UINT32_MAX;
727	}
728
729
730	/**
731	* Looks up a key and copies its value and attributes into the CurKey.
732	*
733	* @returns Apple SMC Status Code.
734	* @param pThis The SMC instance data.
735	*/
736	static uint8_t smcKeyGetByName(PDEVSMC pThis)
737	{
738	uint8_t bRc;
739	#ifdef LOG_ENABLED
740	uint32_t const uKeyValueLog = RT_H2LE_U32(pThis->CurKey.Key.u32);
741	#endif
742	uint32_t iKey = smcKeyLookup(pThis->CurKey.Key.u32);
743	if (iKey != UINT32_MAX)
744	{
745	if ( g_aSmcKeys[iKey].cbValue == pThis->CurKey.cbValue
746	\|\| !g_aSmcKeys[iKey].cbValue)
747	{
748	pThis->CurKey.Type = g_aSmcKeys[iKey].Type;
749	pThis->CurKey.fAttr = g_aSmcKeys[iKey].fAttr;
750	RT_ZERO(pThis->CurKey.Value);
751	if (g_aSmcKeys[iKey].pfnGet)
752	{
753	bRc = g_aSmcKeys[iKey].pfnGet(pThis, &pThis->CurKey, pThis->bCmd, &g_aSmcKeys[iKey]);
754	if (bRc == SMC_STATUS_CD_SUCCESS)
755	{
756	LogFlow(("smcKeyGetByName: key=%4.4s value=%.*Rhxs\n",
757	&uKeyValueLog, pThis->CurKey.cbValue, &pThis->CurKey.Value));
758	return SMC_STATUS_CD_SUCCESS;
759	}
760
761	Log(("smcKeyGetByName: key=%4.4s getter failed! bRc=%#x\n", &uKeyValueLog, bRc));
762	}
763	else
764	{
765	Log(("smcKeyGetByName: key=%4.4s is not readable!\n", &uKeyValueLog));
766	bRc = SMC_STATUS_CD_KEY_NOT_READABLE;
767	}
768	}
769	else
770	{
771	Log(("smcKeyGetByName: Wrong value size; user=%#x smc=%#x key=%4.4s !\n",
772	pThis->CurKey.cbValue, g_aSmcKeys[iKey].cbValue, &uKeyValueLog));
773	bRc = SMC_STATUS_CD_KEY_SIZE_MISMATCH;
774	}
775	}
776	else
777	{
778	Log(("smcKeyGetByName: Key not found! key=%4.4s size=%#x\n", &uKeyValueLog, pThis->CurKey.cbValue));
779	bRc = SMC_STATUS_CD_KEY_NOT_FOUND;
780	}
781
782	RT_ZERO(pThis->CurKey);
783	return bRc;
784	}
785
786
787	/**
788	* Looks up a key by index and copies its name (and attributes) into the CurKey.
789	*
790	* @returns Apple SMC Status Code.
791	* @param pThis The SMC instance data.
792	*/
793	static uint8_t smcKeyGetByIndex(PDEVSMC pThis)
794	{
795	uint8_t bRc;
796	uint32_t iKey = RT_BE2H_U32(pThis->CurKey.Key.u32);
797	if (iKey < RT_ELEMENTS(g_aSmcKeys) - SMC_KEYIDX_FIRST_ENUM)
798	{
799	pThis->CurKey.Key = g_aSmcKeys[iKey].Key;
800	pThis->CurKey.Type = g_aSmcKeys[iKey].Type;
801	pThis->CurKey.fAttr = g_aSmcKeys[iKey].fAttr;
802	pThis->CurKey.cbValue = g_aSmcKeys[iKey].cbValue;
803	RT_ZERO(pThis->CurKey.Value);
804	Log(("smcKeyGetByIndex: %#x -> %c%c%c%c\n", iKey,
805	pThis->CurKey.Key.ab[3], pThis->CurKey.Key.ab[2], pThis->CurKey.Key.ab[1], pThis->CurKey.Key.ab[0]));
806	bRc = SMC_STATUS_CD_SUCCESS;
807	}
808	else
809	{
810	Log(("smcKeyGetByIndex: Key out or range: %#x, max %#x\n", iKey, RT_ELEMENTS(g_aSmcKeys) - SMC_KEYIDX_FIRST_ENUM));
811	bRc = SMC_STATUS_CD_KEY_NOT_FOUND;
812	}
813	return bRc;
814	}
815
816
817	/**
818	* Looks up a key by index and copies its attributes into the CurKey.
819	*
820	* @returns Apple SMC Status Code.
821	* @param pThis The SMC instance data.
822	*/
823	static uint8_t smcKeyGetAttrByName(PDEVSMC pThis)
824	{
825	uint8_t bRc;
826	#ifdef LOG_ENABLED
827	uint32_t const uKeyValueLog = RT_H2LE_U32(pThis->CurKey.Key.u32);
828	#endif
829	uint32_t iKey = smcKeyLookup(pThis->CurKey.Key.u32);
830	if (iKey != UINT32_MAX)
831	{
832	pThis->CurKey.Type = g_aSmcKeys[iKey].Type;
833	pThis->CurKey.fAttr = g_aSmcKeys[iKey].fAttr;
834	pThis->CurKey.cbValue = g_aSmcKeys[iKey].cbValue;
835	RT_ZERO(pThis->CurKey.Value);
836	if (g_aSmcKeys[iKey].cbValue)
837	bRc = SMC_STATUS_CD_SUCCESS;
838	else
839	bRc = g_aSmcKeys[iKey].pfnGet(pThis, &pThis->CurKey, pThis->bCmd, &g_aSmcKeys[iKey]);
840	if (bRc == SMC_STATUS_CD_SUCCESS)
841	{
842	LogFlow(("smcKeyGetAttrByName: key=%4.4s value=%.*Rhxs\n",
843	&uKeyValueLog, pThis->CurKey.cbValue, &pThis->CurKey.Value));
844	return SMC_STATUS_CD_SUCCESS;
845	}
846
847	Log(("smcKeyGetAttrByName: key=%4.4s getter failed! bRc=%#x\n", &uKeyValueLog, bRc));
848	}
849	else
850	{
851	Log(("smcKeyGetAttrByName: Key not found! key=%4.4s size=%#x\n", &uKeyValueLog, pThis->CurKey.cbValue));
852	bRc = SMC_STATUS_CD_KEY_NOT_FOUND;
853	}
854
855	RT_ZERO(pThis->CurKey);
856	return bRc;
857	}
858
859
860	static uint8_t smcKeyPutPrepare(PDEVSMC pThis)
861	{
862	RT_NOREF1(pThis);
863	return 0;
864	}
865
866	static uint8_t smcKeyPutValue(PDEVSMC pThis)
867	{
868	RT_NOREF1(pThis);
869	return 0;
870	}
871
872
873	/**
874	* Data register read.
875	*
876	* @returns VINF_SUCCESS or VINF_IOM_R3_IOPORT_WRITE.
877	* @param uReg The register number.
878	* @param pbValue Where to return the value.
879	*/
880	static VBOXSTRICTRC smcRegData_r(PDEVSMC pThis, uint8_t uReg, uint8_t *pbValue)
881	{
882	RT_NOREF1(uReg);
883	switch (pThis->bCmd)
884	{
885	case SMC_CMD_GET_KEY_VALUE:
886	if ( pThis->u.s.bState == 0x05
887	&& pThis->offValue < pThis->CurKey.cbValue)
888	{
889	*pbValue = pThis->CurKey.Value.ab[pThis->offValue];
890	if (++pThis->offValue >= pThis->CurKey.cbValue)
891	pThis->u.s.bState = 0x00;
892	pThis->u.s.bStatusCode = SMC_STATUS_CD_SUCCESS;
893	}
894	else
895	{
896	Log(("smcRegData_r: Reading too much or at wrong time during SMC_CMD_GET_KEY_INFO! bState=%#x offValue=%#x\n",
897	pThis->u.s.bState, pThis->offValue));
898	pThis->u.s.bState = 0x00;
899	pThis->u.s.bStatusCode = SMC_STATUS_CD_SPURIOUS_DATA; /** @todo check status code */
900	}
901	break;
902
903	case SMC_CMD_GET_KEY_INFO:
904	if ( pThis->u.s.bState == 0x05
905	&& pThis->offValue < 6)
906	{
907	if (pThis->offValue == 0)
908	*pbValue = pThis->CurKey.cbValue;
909	else if (pThis->offValue < 1 + 4)
910	*pbValue = pThis->CurKey.Type.ab[pThis->offValue - 1];
911	else
912	*pbValue = pThis->CurKey.fAttr;
913	if (++pThis->offValue >= 6)
914	pThis->u.s.bState = 0x00;
915	pThis->u.s.bStatusCode = SMC_STATUS_CD_SUCCESS;
916	}
917	else
918	{
919	Log(("smcRegData_r: Reading too much or at wrong time during SMC_CMD_GET_KEY_INFO! bState=%#x offValue=%#x\n",
920	pThis->u.s.bState, pThis->offValue));
921	pThis->u.s.bState = 0x00;
922	pThis->u.s.bStatusCode = SMC_STATUS_CD_SPURIOUS_DATA; /** @todo check status code */
923	}
924	break;
925
926	case SMC_CMD_GET_KEY_BY_INDEX:
927	if ( pThis->u.s.bState == 0x05
928	&& pThis->offValue < sizeof(pThis->CurKey.Key))
929	{
930	*pbValue = pThis->CurKey.Key.ab[pThis->offValue];
931	if (++pThis->offValue >= sizeof(pThis->CurKey.Key))
932	pThis->u.s.bState = 0x00;
933	pThis->u.s.bStatusCode = SMC_STATUS_CD_SUCCESS;
934	}
935	else
936	{
937	Log(("smcRegData_r: Reading too much or at wrong time during GET_KEY_BY_INDEX! bState=%#x offValue=%#x\n",
938	pThis->u.s.bState, pThis->offValue));
939	pThis->u.s.bState = 0x00;
940	pThis->u.s.bStatusCode = SMC_STATUS_CD_SPURIOUS_DATA; /** @todo check status code */
941	}
942	break;
943
944	case SMC_CMD_PUT_KEY:
945	Log(("smcRegData_r: Attempting to read data during PUT_KEY!\n"));
946	*pbValue = 0xff;
947	pThis->u.s.bState = 0;
948	pThis->u.s.bStatusCode = SMC_STATUS_CD_SPURIOUS_DATA;
949	break;
950
951	default:
952	Log(("smcRegData_r: Unknown command attempts reading data\n"));
953	*pbValue = 0xff;
954	pThis->u.s.bState = 0;
955	pThis->u.s.bStatusCode = SMC_STATUS_CD_SPURIOUS_DATA;
956	break;
957	}
958
959	return VINF_SUCCESS;
960	}
961
962
963	/**
964	* Data register write.
965	*
966	* @returns VINF_SUCCESS or VINF_IOM_R3_IOPORT_WRITE.
967	* @param uReg The register number.
968	* @param bValue The value being written.
969	*/
970	static VBOXSTRICTRC smcRegData_w(PDEVSMC pThis, uint8_t uReg, uint8_t bValue)
971	{
972	RT_NOREF1(uReg);
973	switch (pThis->bCmd)
974	{
975	/*
976	* Get or put key value.
977	*
978	* 5 bytes written, first 4 is the key the 5th is the value size. In
979	* the case of a put the value bytes are then written, while a get will
980	* read the value bytes.
981	*/
982	case SMC_CMD_GET_KEY_VALUE:
983	case SMC_CMD_PUT_KEY:
984	if (pThis->offKey < 4)
985	{
986	/* Key byte. */
987	pThis->CurKey.Key.ab[pThis->offKey++] = bValue;
988	pThis->u.s.bState = 0x04;
989	pThis->u.s.bStatusCode = SMC_STATUS_CD_SUCCESS;
990	}
991	else if (pThis->offKey == 4)
992	{
993	/* Data length. */
994	pThis->u.s.bState = 0;
995	if (bValue <= sizeof(pThis->CurKey.Value))
996	{
997	pThis->CurKey.cbValue = bValue;
998	pThis->offKey = 5;
999	Assert(pThis->offValue == 0);
1000
1001	if (pThis->bCmd == SMC_CMD_GET_KEY_VALUE)
1002	pThis->u.s.bStatusCode = smcKeyGetByName(pThis);
1003	else
1004	pThis->u.s.bStatusCode = smcKeyPutPrepare(pThis);
1005	if (pThis->u.s.bStatusCode == SMC_STATUS_CD_SUCCESS)
1006	pThis->u.s.bState = 0x05;
1007	}
1008	else
1009	{
1010	Log(("smcRegData_w: Guest attempts to get/put too many value bytes: %#x (max %#x)!\n",
1011	bValue, sizeof(pThis->CurKey.Value)));
1012	pThis->u.s.bStatusCode = SMC_STATUS_CD_KEY_SIZE_MISMATCH; /** @todo check this case! */
1013	}
1014	}
1015	else if ( pThis->bCmd == SMC_CMD_PUT_KEY
1016	&& pThis->offValue < pThis->CurKey.cbValue)
1017	{
1018	/* More value bytes for put key action. */
1019	pThis->CurKey.Value.ab[pThis->offValue++] = bValue;
1020	if (pThis->offValue != pThis->CurKey.cbValue)
1021	pThis->u.s.bState = 0x05;
1022	else
1023	{
1024	pThis->u.s.bState = 0x00;
1025	pThis->u.s.bStatusCode = smcKeyPutValue(pThis);
1026	}
1027	}
1028	else
1029	{
1030	Log(("smcRegData_w: Writing too much data on %s command!\n", pThis->bCmd == SMC_CMD_PUT_KEY ? "put" : "get"));
1031	pThis->u.s.bState = 0x00;
1032	pThis->u.s.bStatusCode = SMC_STATUS_CD_SPURIOUS_DATA;
1033	}
1034	break;
1035
1036	/*
1037	* Get key info and key by index seems to take action after the last
1038	* key char is written. They then both go into a data reading phase.
1039	*/
1040	case SMC_CMD_GET_KEY_INFO:
1041	case SMC_CMD_GET_KEY_BY_INDEX:
1042	if (pThis->offKey < 4)
1043	{
1044	pThis->CurKey.Key.ab[pThis->offKey] = bValue;
1045	if (++pThis->offKey == 4)
1046	{
1047	if (pThis->bCmd == SMC_CMD_GET_KEY_BY_INDEX)
1048	pThis->u.s.bStatusCode = smcKeyGetByIndex(pThis);
1049	else
1050	pThis->u.s.bStatusCode = smcKeyGetAttrByName(pThis);
1051	pThis->u.s.bState = pThis->u.s.bStatusCode == SMC_STATUS_CD_SUCCESS ? 0x05 : 0x00;
1052	}
1053	else
1054	{
1055	pThis->u.s.bState = 0x04;
1056	pThis->u.s.bStatusCode = SMC_STATUS_CD_SUCCESS;
1057	}
1058	}
1059	else
1060	{
1061	Log(("smcRegData_w: Writing data beyond 5th byte on get %s command!\n",
1062	pThis->bCmd == SMC_CMD_GET_KEY_INFO ? "info" : "by index"));
1063	pThis->u.s.bState = 0x00;
1064	pThis->u.s.bStatusCode = SMC_STATUS_CD_SPURIOUS_DATA;
1065	}
1066	break;
1067
1068	default:
1069	Log(("smcRegData_w: Unknown command %#x!\n", bValue));
1070	pThis->u.s.bState = 0x00; /** @todo Check statuses with real HW. */
1071	pThis->u.s.bStatusCode = SMC_STATUS_CD_BAD_COMMAND;
1072	break;
1073	}
1074	return VINF_SUCCESS;
1075	}
1076
1077
1078	/**
1079	* Command register write.
1080	*
1081	* @returns VINF_SUCCESS or VINF_IOM_R3_IOPORT_WRITE.
1082	* @param uReg The register number.
1083	* @param bValue The value being written.
1084	*/
1085	static VBOXSTRICTRC smcRegCmd_w(PDEVSMC pThis, uint8_t uReg, uint8_t bValue)
1086	{
1087	LogFlow(("smcRegCmd_w: New command: %#x (old=%#x)\n", bValue, pThis->bCmd)); NOREF(uReg);
1088
1089	pThis->bCmd = bValue;
1090
1091	/* Validate the command. */
1092	switch (bValue)
1093	{
1094	case SMC_CMD_GET_KEY_VALUE:
1095	case SMC_CMD_PUT_KEY:
1096	case SMC_CMD_GET_KEY_BY_INDEX:
1097	case SMC_CMD_GET_KEY_INFO:
1098	pThis->u.s.bState = 0x0c;
1099	pThis->u.s.bStatusCode = SMC_STATUS_CD_SUCCESS;
1100	break;
1101
1102	default:
1103	Log(("SMC: Unknown command %#x!\n", bValue));
1104	pThis->u.s.bState = 0x00; /** @todo Check state with real HW. */
1105	pThis->u.s.bStatusCode = SMC_STATUS_CD_BAD_COMMAND;
1106	break;
1107	}
1108
1109	/* Reset the value/key related state. */
1110	pThis->offKey = 0;
1111	pThis->offValue = 0;
1112	pThis->CurKey.Key.u32 = 0;
1113	pThis->CurKey.cbValue = 0;
1114
1115	return VINF_SUCCESS;
1116	}
1117
1118
1119	/**
1120	* Generic register write.
1121	*
1122	* @returns VINF_SUCCESS or VINF_IOM_R3_IOPORT_WRITE.
1123	* @param uReg The register number.
1124	* @param bValue The value being written.
1125	*/
1126	static VBOXSTRICTRC smcRegGen_w(PDEVSMC pThis, uint8_t uReg, uint8_t bValue)
1127	{
1128	Log(("smcRegGen_w: %#04x: %#x -> %#x (write)\n", uReg, pThis->u.abRegsRW[uReg], bValue));
1129	pThis->u.abRegsRW[uReg] = bValue;
1130	return VINF_SUCCESS;
1131	}
1132
1133
1134	/**
1135	* Read from register that isn't writable and reads as 0xFF.
1136	*
1137	* @returns VINF_SUCCESS or VINF_IOM_R3_IOPORT_WRITE.
1138	* @param uReg The register number.
1139	* @param pbValue Where to return the value.
1140	*/
1141	static VBOXSTRICTRC smcRegGen_r(PDEVSMC pThis, uint8_t uReg, uint8_t *pbValue)
1142	{
1143	Log(("smcRegGen_r: %#04x: %#x (read)\n", uReg, pThis->u.abRegsRW[uReg]));
1144	*pbValue = pThis->u.abRegsRW[uReg];
1145	return VINF_SUCCESS;
1146	}
1147
1148
1149	/**
1150	* Write to register that isn't writable and reads as 0xFF.
1151	*
1152	* @returns VINF_SUCCESS or VINF_IOM_R3_IOPORT_WRITE.
1153	* @param uReg The register number.
1154	* @param bValue The value being written.
1155	*/
1156	static VBOXSTRICTRC smcRegFF_w(PDEVSMC pThis, uint8_t uReg, uint8_t bValue)
1157	{
1158	RT_NOREF3(pThis, uReg, bValue);
1159	Log(("SMC: %#04x: Writing %#x to unknown register!\n", uReg, bValue));
1160	return VINF_SUCCESS;
1161	}
1162
1163
1164	/**
1165	* Read from register that isn't writable and reads as 0xFF.
1166	*
1167	* @returns VINF_SUCCESS or VINF_IOM_R3_IOPORT_WRITE.
1168	* @param uReg The register number.
1169	* @param pbValue Where to return the value.
1170	*/
1171	static VBOXSTRICTRC smcRegFF_r(PDEVSMC pThis, uint8_t uReg, uint8_t *pbValue)
1172	{
1173	RT_NOREF2(pThis, uReg);
1174	Log(("SMC: %#04x: Reading from unknown register!\n", uReg));
1175	*pbValue = 0xff;
1176	return VINF_SUCCESS;
1177	}
1178
1179
1180
1181	/**
1182	* SMC register handlers (indexed by relative I/O port).
1183	*
1184	* The device seems to be all byte registers and will split wider
1185	* accesses between registers like if it was MMIO. To better illustrate it
1186	* here is the output of the code in devR0SmcInitOnce on a MacPro3,1:
1187	* @verbatim
1188	* SMC: 0x0300=0xffffff63 w={0xff63, 0xffff}, b={0x63 0xff 0xff 0xff}
1189	* SMC: 0x0301=0x0cffffff w={0xffff, 0x0cff}, b={0xff 0xff 0xff 0x0c}
1190	* SMC: 0x0302=0xff0cffff w={0xffff, 0xff0c}, b={0xff 0xff 0x0c 0xff}
1191	* SMC: 0x0303=0xffff0cff w={0x0cff, 0xffff}, b={0xff 0x0c 0xff 0xff}
1192	* SMC: 0x0304=0xffffff0c w={0xff0c, 0xffff}, b={0x0c 0xff 0xff 0xff}
1193	* SMC: 0x0305=0xffffffff w={0xffff, 0xffff}, b={0xff 0xff 0xff 0xff}
1194	* SMC: 0x0306=0xffffffff w={0xffff, 0xffff}, b={0xff 0xff 0xff 0xff}
1195	* SMC: 0x0307=0xffffffff w={0xffff, 0xffff}, b={0xff 0xff 0xff 0xff}
1196	* SMC: 0x0308=0xffffffff w={0xffff, 0xffff}, b={0xff 0xff 0xff 0xff}
1197	* SMC: 0x0309=0xffffffff w={0xffff, 0xffff}, b={0xff 0xff 0xff 0xff}
1198	* SMC: 0x030a=0xffffffff w={0xffff, 0xffff}, b={0xff 0xff 0xff 0xff}
1199	* SMC: 0x030b=0xffffffff w={0xffff, 0xffff}, b={0xff 0xff 0xff 0xff}
1200	* SMC: 0x030c=0xffffffff w={0xffff, 0xffff}, b={0xff 0xff 0xff 0xff}
1201	* SMC: 0x030d=0x00ffffff w={0xffff, 0x00ff}, b={0xff 0xff 0xff 0x00}
1202	* SMC: 0x030e=0x0000ffff w={0xffff, 0x0000}, b={0xff 0xff 0x00 0x00}
1203	* SMC: 0x030f=0x000000ff w={0x00ff, 0x0000}, b={0xff 0x00 0x00 0x00}
1204	* SMC: 0x0310=0x00000000 w={0x0000, 0x0000}, b={0x00 0x00 0x00 0x00}
1205	* SMC: 0x0311=0x00000000 w={0x0000, 0x0000}, b={0x00 0x00 0x00 0x00}
1206	* SMC: 0x0312=0x00000000 w={0x0000, 0x0000}, b={0x00 0x00 0x00 0x00}
1207	* SMC: 0x0313=0x00000000 w={0x0000, 0x0000}, b={0x00 0x00 0x00 0x00}
1208	* SMC: 0x0314=0x00000000 w={0x0000, 0x0000}, b={0x00 0x00 0x00 0x00}
1209	* SMC: 0x0315=0x00000000 w={0x0000, 0x0000}, b={0x00 0x00 0x00 0x00}
1210	* SMC: 0x0316=0x00000000 w={0x0000, 0x0000}, b={0x00 0x00 0x00 0x00}
1211	* SMC: 0x0317=0x00000000 w={0x0000, 0x0000}, b={0x00 0x00 0x00 0x00}
1212	* SMC: 0x0318=0x00000000 w={0x0000, 0x0000}, b={0x00 0x00 0x00 0x00}
1213	* SMC: 0x0319=0xbe000000 w={0x0000, 0xbe00}, b={0x00 0x00 0x00 0xbe}
1214	* SMC: 0x031a=0xbabe0000 w={0x0000, 0xbabe}, b={0x00 0x00 0xbe 0xba}
1215	* SMC: 0x031b=0x00babe00 w={0xbe00, 0x00ba}, b={0x00 0xbe 0xba 0x00}
1216	* SMC: 0x031c=0xbe00babe w={0xbabe, 0xbe00}, b={0xbe 0xba 0x00 0xbe}
1217	* SMC: 0x031d=0xffbe00ba w={0x00ba, 0xffbe}, b={0xba 0x00 0xbe 0xff}
1218	* SMC: 0x031e=0xffffbe00 w={0xbe00, 0xffff}, b={0x00 0xbe 0xff 0xff}
1219	* SMC: 0x031f=0xffffffbe w={0xffbe, 0xffff}, b={0xbe 0xff 0xff 0xff}
1220	* @endverbatim
1221	*
1222	* The last dword is writable (0xbeXXbabe) where in the register at 0x1e is some
1223	* kind of status register for qualifying search failures and the like and will
1224	* be cleared under certain conditions. The whole dword can be written and read
1225	* back unchanged, according to my experiments. The 0x00 and 0x04 registers
1226	* does not read back what is written.
1227	*
1228	* My guess is that the 0xff values indicates ports that are not writable and
1229	* hardwired to 0xff, while the other values indicates ports that can be written
1230	* to and normally read back as written. I'm not going to push my luck too far
1231	* wrt to exact behavior until I see the guest using the registers.
1232	*/
1233	static const struct
1234	{
1235	VBOXSTRICTRC (*pfnWrite)(PDEVSMC pThis, uint8_t uReg, uint8_t bValue);
1236	VBOXSTRICTRC (pfnRead)(PDEVSMC pThis, uint8_t uReg, uint8_t pbValue);
1237	} g_aSmcRegs[SMC_REG_COUNT] =
1238	{
1239	/* [0x00] = */ { smcRegData_w, smcRegData_r },
1240	/* [0x01] = */ { smcRegFF_w, smcRegFF_r },
1241	/* [0x02] = */ { smcRegFF_w, smcRegFF_r },
1242	/* [0x03] = */ { smcRegFF_w, smcRegFF_r },
1243	/* [0x04] = */ { smcRegCmd_w, smcRegGen_r },
1244	/* [0x05] = */ { smcRegFF_w, smcRegFF_r },
1245	/* [0x06] = */ { smcRegFF_w, smcRegFF_r },
1246	/* [0x07] = */ { smcRegFF_w, smcRegFF_r },
1247	/* [0x08] = */ { smcRegFF_w, smcRegFF_r },
1248	/* [0x09] = */ { smcRegFF_w, smcRegFF_r },
1249	/* [0x0a] = */ { smcRegFF_w, smcRegFF_r },
1250	/* [0x0b] = */ { smcRegFF_w, smcRegFF_r },
1251	/* [0x0c] = */ { smcRegFF_w, smcRegFF_r },
1252	/* [0x0d] = */ { smcRegFF_w, smcRegFF_r },
1253	/* [0x0e] = */ { smcRegFF_w, smcRegFF_r },
1254	/* [0x0f] = */ { smcRegFF_w, smcRegFF_r },
1255	/* [0x10] = */ { smcRegGen_w, smcRegGen_r },
1256	/* [0x11] = */ { smcRegGen_w, smcRegGen_r },
1257	/* [0x12] = */ { smcRegGen_w, smcRegGen_r },
1258	/* [0x13] = */ { smcRegGen_w, smcRegGen_r },
1259	/* [0x14] = */ { smcRegGen_w, smcRegGen_r },
1260	/* [0x15] = */ { smcRegGen_w, smcRegGen_r },
1261	/* [0x16] = */ { smcRegGen_w, smcRegGen_r },
1262	/* [0x17] = */ { smcRegGen_w, smcRegGen_r },
1263	/* [0x18] = */ { smcRegGen_w, smcRegGen_r },
1264	/* [0x19] = */ { smcRegGen_w, smcRegGen_r },
1265	/* [0x1a] = */ { smcRegGen_w, smcRegGen_r },
1266	/* [0x1b] = */ { smcRegGen_w, smcRegGen_r },
1267	/* [0x1c] = */ { smcRegGen_w, smcRegGen_r },
1268	/* [0x1d] = */ { smcRegGen_w, smcRegGen_r },
1269	/* [0x1e] = */ { smcRegGen_w, smcRegGen_r },
1270	/* [0x1f] = */ { smcRegGen_w, smcRegGen_r },
1271	};
1272
1273
1274	/**
1275	* @callback_method_impl{FNIOMIOPORTNEWOUT}
1276	*/
1277	static DECLCALLBACK(VBOXSTRICTRC) smcIoPortWrite(PPDMDEVINS pDevIns, void *pvUser, RTIOPORT offPort, uint32_t u32, unsigned cb)
1278	{
1279	RT_NOREF1(pvUser);
1280	#ifndef IN_RING3
1281	if (cb > 1)
1282	{
1283	Log3(("smcIoPortWrite: %#04x write access: %#x (LB %u) -> ring-3\n", offPort, u32, cb));
1284	return VINF_IOM_R3_IOPORT_WRITE;
1285	}
1286	#endif
1287	#ifdef LOG_ENABLED
1288	RTIOPORT const offPortLog = offPort;
1289	unsigned const cbLog = cb;
1290	#endif
1291
1292	/*
1293	* The first register, usually only one is accessed.
1294	*/
1295	PDEVSMC pThis = PDMDEVINS_2_DATA(pDevIns, PDEVSMC);
1296	AssertReturn(offPort < RT_ELEMENTS(g_aSmcRegs), VERR_INTERNAL_ERROR_3); /* impossible*/
1297	VBOXSTRICTRC rc = g_aSmcRegs[offPort].pfnWrite(pThis, offPort, u32);
1298
1299	/*
1300	* On the off chance that multiple registers are being read.
1301	*/
1302	if (cb > 1)
1303	{
1304	while (cb > 1 && offPort < SMC_REG_COUNT - 1)
1305	{
1306	cb--;
1307	offPort++;
1308	u32 >>= 8;
1309	VBOXSTRICTRC rc2 = g_aSmcRegs[offPort].pfnWrite(pThis, offPort, u32);
1310	if (rc2 != VINF_SUCCESS)
1311	{
1312	if ( rc == VINF_SUCCESS
1313	\|\| (RT_FAILURE(rc2) && RT_SUCCESS(rc))
1314	\|\| (rc2 < rc && RT_SUCCESS(rc2) && RT_SUCCESS(rc)))
1315	rc = rc2;
1316	}
1317	}
1318	}
1319
1320	LogFlow(("smcIoPortWrite: %#04x write access: %#x (LB %u) rc=%Rrc\n", offPortLog, u32, cbLog, VBOXSTRICTRC_VAL(rc) ));
1321	return rc;
1322	}
1323
1324
1325	/**
1326	* @callback_method_impl{FNIOMIOPORTNEWIN}
1327	*/
1328	static DECLCALLBACK(VBOXSTRICTRC) smcIoPortRead(PPDMDEVINS pDevIns, void pvUser, RTIOPORT offPort, uint32_t pu32, unsigned cb)
1329	{
1330	RT_NOREF1(pvUser);
1331	#ifndef IN_RING3
1332	if (cb > 1)
1333	return VINF_IOM_R3_IOPORT_READ;
1334	#endif
1335
1336	PDEVSMC pThis = PDMDEVINS_2_DATA(pDevIns, PDEVSMC);
1337	#ifdef LOG_ENABLED
1338	RTIOPORT const offPortLog = offPort;
1339	unsigned const cbLog = cb;
1340	#endif
1341
1342	/*
1343	* The first register, usually only one is accessed.
1344	*/
1345	AssertReturn(offPort < RT_ELEMENTS(g_aSmcRegs), VERR_INTERNAL_ERROR_3); /* impossible*/
1346	Log2(("smcIoPortRead: %#04x read access: LB %u\n", offPort, cb));
1347	uint8_t bValue = 0xff;
1348	VBOXSTRICTRC rc = g_aSmcRegs[offPort].pfnRead(pThis, offPort, &bValue);
1349	*pu32 = bValue;
1350
1351	/*
1352	* On the off chance that multiple registers are being read.
1353	*/
1354	if (cb > 1)
1355	{
1356	do
1357	{
1358	cb--;
1359	offPort++;
1360	bValue = 0xff;
1361	if (offPort < SMC_REG_COUNT)
1362	{
1363	VBOXSTRICTRC rc2 = g_aSmcRegs[offPort].pfnRead(pThis, offPort, &bValue);
1364	if (rc2 != VINF_SUCCESS)
1365	{
1366	if ( rc == VINF_SUCCESS
1367	\|\| (RT_FAILURE(rc2) && RT_SUCCESS(rc))
1368	\|\| (rc2 < rc && RT_SUCCESS(rc2) && RT_SUCCESS(rc)))
1369	rc = rc2;
1370	}
1371	}
1372	pu32 \|= (uint32_t)bValue << ((4 - cb) 8);
1373	} while (cb > 1);
1374	}
1375	LogFlow(("smcIoPortRead: %#04x read access: %#x (LB %u) rc=%Rrc\n", offPortLog, *pu32, cbLog, VBOXSTRICTRC_VAL(rc)));
1376	return rc;
1377	}
1378
1379	#ifdef IN_RING3
1380
1381	/** @callback_method_impl{FNSSMDEVSAVEEXEC} */
1382	static DECLCALLBACK(int) smcR3SaveExec(PPDMDEVINS pDevIns, PSSMHANDLE pSSM)
1383	{
1384	PDEVSMC pThis = PDMDEVINS_2_DATA(pDevIns, PDEVSMC);
1385	RT_NOREF2(pSSM, pThis);
1386
1387	/** @todo */
1388
1389	return VINF_SUCCESS;
1390	}
1391
1392
1393	/** @callback_method_impl{FNSSMDEVLOADEXEC} */
1394	static DECLCALLBACK(int) smcR3LoadExec(PPDMDEVINS pDevIns, PSSMHANDLE pSSM, uint32_t uVersion, uint32_t uPass)
1395	{
1396	PDEVSMC pThis = PDMDEVINS_2_DATA(pDevIns, PDEVSMC);
1397	Assert(uPass == SSM_PASS_FINAL); NOREF(uPass);
1398	RT_NOREF2(pSSM, pThis);
1399
1400	/* Fend off unsupported versions. */
1401	if ( uVersion != SMC_SAVED_STATE_VERSION
1402	#if SMC_SAVED_STATE_VERSION != SMC_SAVED_STATE_VERSION_BAKA
1403	&& uVersion != SMC_SAVED_STATE_VERSION_BAKA
1404	#endif
1405	&& uVersion != SMC_SAVED_STATE_VERSION_BAKA + 1)
1406	return VERR_SSM_UNSUPPORTED_DATA_UNIT_VERSION;
1407
1408	/*
1409	* Do the actual restoring.
1410	*/
1411	if (uVersion == SMC_SAVED_STATE_VERSION)
1412	{
1413	/** @todo */
1414	}
1415
1416	return VINF_SUCCESS;
1417	}
1418
1419
1420	/**
1421	* @interface_method_impl{PDMDEVREG,pfnConstruct}
1422	*/
1423	static DECLCALLBACK(int) smcR3Construct(PPDMDEVINS pDevIns, int iInstance, PCFGMNODE pCfg)
1424	{
1425	PDMDEV_CHECK_VERSIONS_RETURN(pDevIns);
1426	PDEVSMC pThis = PDMDEVINS_2_DATA(pDevIns, PDEVSMC);
1427	PCPDMDEVHLPR3 pHlp = pDevIns->pHlpR3;
1428
1429	Assert(iInstance == 0); RT_NOREF1(iInstance);
1430
1431	/*
1432	* Init the data.
1433	*/
1434	pThis->bDollaryNumber = 1;
1435	pThis->bShutdownReason = 3; /* STOP_CAUSE_POWERKEY_GOOD_CODE */
1436
1437	/*
1438	* Validate configuration.
1439	*/
1440	PDMDEV_VALIDATE_CONFIG_RETURN(pDevIns, "DeviceKey\|GetKeyFromRealSMC", "");
1441
1442	/*
1443	* Read configuration.
1444	*/
1445
1446	/* The DeviceKey sets OSK0 and OSK1. */
1447	int rc = pHlp->pfnCFGMQueryStringDef(pCfg, "DeviceKey", pThis->szOsk0And1, sizeof(pThis->szOsk0And1), "");
1448	if (RT_FAILURE(rc))
1449	return PDMDevHlpVMSetError(pDevIns, rc, RT_SRC_POS,
1450	N_("Configuration error: Querying \"DeviceKey\" as a string failed"));
1451
1452	/* Query the key from the OS / real hardware if asked to do so. */
1453	bool fGetKeyFromRealSMC;
1454	rc = pHlp->pfnCFGMQueryBoolDef(pCfg, "GetKeyFromRealSMC", &fGetKeyFromRealSMC, false);
1455	if (RT_FAILURE(rc))
1456	return PDMDevHlpVMSetError(pDevIns, rc, RT_SRC_POS,
1457	N_("Configuration error: Querying \"GetKeyFromRealSMC\" as a boolean failed"));
1458	if (fGetKeyFromRealSMC)
1459	{
1460	# ifdef RT_OS_DARWIN
1461	rc = getSmcKeyOs(pThis->szOsk0And1, sizeof(pThis->szOsk0And1));
1462	if (RT_FAILURE(rc))
1463	{
1464	LogRel(("SMC: Retrieving the SMC key from the OS failed (%Rrc), trying to read it from hardware\n", rc));
1465	# endif
1466	rc = PDMDevHlpCallR0(pDevIns, SMC_CALLR0_READ_OSK, 0 /uArg/);
1467	if (RT_SUCCESS(rc))
1468	LogRel(("SMC: Successfully retrieved the SMC key from hardware\n"));
1469	else
1470	LogRel(("SMC: Retrieving the SMC key from hardware failed(%Rrc)\n", rc));
1471	# ifdef RT_OS_DARWIN
1472	}
1473	else
1474	LogRel(("SMC: Successfully retrieved the SMC key from the OS\n"));
1475	# endif
1476	if (RT_FAILURE(rc))
1477	return PDMDevHlpVMSetError(pDevIns, rc, RT_SRC_POS,
1478	N_("Failed to query SMC value from the host"));
1479	}
1480
1481	/*
1482	* Register I/O Ports
1483	*/
1484	rc = PDMDevHlpIoPortCreateAndMap(pDevIns, SMC_PORT_FIRST, SMC_REG_COUNT, smcIoPortWrite, smcIoPortRead,
1485	"SMC data port", NULL, &pThis->hIoPorts);
1486	AssertRCReturn(rc, rc);
1487
1488	/** @todo Newer versions (2.03) have an MMIO mapping as well (ACPI). */
1489
1490
1491	/*
1492	* Saved state.
1493	*/
1494	rc = PDMDevHlpSSMRegister(pDevIns, SMC_SAVED_STATE_VERSION, sizeof(*pThis), smcR3SaveExec, smcR3LoadExec);
1495	if (RT_FAILURE(rc))
1496	return rc;
1497
1498	return VINF_SUCCESS;
1499	}
1500
1501	#else /* !IN_RING3 */
1502
1503	/**
1504	* @callback_method_impl{PDMDEVREGR0,pfnConstruct}
1505	*/
1506	static DECLCALLBACK(int) smcRZConstruct(PPDMDEVINS pDevIns)
1507	{
1508	PDMDEV_CHECK_VERSIONS_RETURN(pDevIns);
1509	PDEVSMC pThis = PDMDEVINS_2_DATA(pDevIns, PDEVSMC);
1510
1511	int rc = PDMDevHlpIoPortSetUpContext(pDevIns, pThis->hIoPorts, smcIoPortWrite, smcIoPortRead, NULL /pvUser/);
1512	AssertRCReturn(rc, rc);
1513	RT_NOREF(pThis);
1514
1515	return VINF_SUCCESS;
1516	}
1517
1518	#endif /* !IN_RING3 */
1519
1520
1521	/**
1522	* The device registration structure.
1523	*/
1524	const PDMDEVREG g_DeviceSmc =
1525	{
1526	/* .u32Version = */ PDM_DEVREG_VERSION,
1527	/* .uReserved0 = */ 0,
1528	/* .szName = */ "smc",
1529	/* .fFlags = */ PDM_DEVREG_FLAGS_DEFAULT_BITS \| PDM_DEVREG_FLAGS_RZ \| PDM_DEVREG_FLAGS_NEW_STYLE,
1530	/* .fClass = */ PDM_DEVREG_CLASS_ARCH,
1531	/* .cMaxInstances = */ 1,
1532	/* .uSharedVersion = */ 42,
1533	/* .cbInstanceShared = */ sizeof(DEVSMC),
1534	/* .cbInstanceCC = */ 0,
1535	/* .cbInstanceRC = */ 0,
1536	/* .cMaxPciDevices = */ 0,
1537	/* .cMaxMsixVectors = */ 0,
1538	/* .pszDescription = */ "Apple System Management Controller",
1539	#if defined(IN_RING3)
1540	/* .pszRCMod = */ "VBoxDDRC.rc",
1541	/* .pszR0Mod = */ "VBoxDDR0.r0",
1542	/* .pfnConstruct = */ smcR3Construct,
1543	/* .pfnDestruct = */ NULL,
1544	/* .pfnRelocate = */ NULL,
1545	/* .pfnMemSetup = */ NULL,
1546	/* .pfnPowerOn = */ NULL,
1547	/* .pfnReset = */ NULL,
1548	/* .pfnSuspend = */ NULL,
1549	/* .pfnResume = */ NULL,
1550	/* .pfnAttach = */ NULL,
1551	/* .pfnDetach = */ NULL,
1552	/* .pfnQueryInterface = */ NULL,
1553	/* .pfnInitComplete = */ NULL,
1554	/* .pfnPowerOff = */ NULL,
1555	/* .pfnSoftReset = */ NULL,
1556	/* .pfnReserved0 = */ NULL,
1557	/* .pfnReserved1 = */ NULL,
1558	/* .pfnReserved2 = */ NULL,
1559	/* .pfnReserved3 = */ NULL,
1560	/* .pfnReserved4 = */ NULL,
1561	/* .pfnReserved5 = */ NULL,
1562	/* .pfnReserved6 = */ NULL,
1563	/* .pfnReserved7 = */ NULL,
1564	#elif defined(IN_RING0)
1565	/* .pfnEarlyConstruct = */ NULL,
1566	/* .pfnConstruct = */ smcRZConstruct,
1567	/* .pfnDestruct = */ NULL,
1568	/* .pfnFinalDestruct = */ NULL,
1569	/* .pfnRequest = */ devR0SmcReqHandler,
1570	/* .pfnReserved0 = */ NULL,
1571	/* .pfnReserved1 = */ NULL,
1572	/* .pfnReserved2 = */ NULL,
1573	/* .pfnReserved3 = */ NULL,
1574	/* .pfnReserved4 = */ NULL,
1575	/* .pfnReserved5 = */ NULL,
1576	/* .pfnReserved6 = */ NULL,
1577	/* .pfnReserved7 = */ NULL,
1578	#elif defined(IN_RC)
1579	/* .pfnConstruct = */ smcRZConstruct,
1580	/* .pfnReserved0 = */ NULL,
1581	/* .pfnReserved1 = */ NULL,
1582	/* .pfnReserved2 = */ NULL,
1583	/* .pfnReserved3 = */ NULL,
1584	/* .pfnReserved4 = */ NULL,
1585	/* .pfnReserved5 = */ NULL,
1586	/* .pfnReserved6 = */ NULL,
1587	/* .pfnReserved7 = */ NULL,
1588	#else
1589	# error "Not in IN_RING3, IN_RING0 or IN_RC!"
1590	#endif
1591	/* .u32VersionEnd = */ PDM_DEVREG_VERSION
1592	};
1593
1594	#endif /* VBOX_DEVICE_STRUCT_TESTCASE */

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source: vbox/trunk/src/VBox/Devices/EFI/DevSmc.cpp@ 82331

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