1 | /* $Id: PDMDevice.cpp 82457 2019-12-06 13:05:30Z vboxsync $ */
|
---|
2 | /** @file
|
---|
3 | * PDM - Pluggable Device and Driver Manager, Device parts.
|
---|
4 | */
|
---|
5 |
|
---|
6 | /*
|
---|
7 | * Copyright (C) 2006-2019 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 |
|
---|
19 | /*********************************************************************************************************************************
|
---|
20 | * Header Files *
|
---|
21 | *********************************************************************************************************************************/
|
---|
22 | #define LOG_GROUP LOG_GROUP_PDM_DEVICE
|
---|
23 | #define PDMPCIDEV_INCLUDE_PRIVATE /* Hack to get pdmpcidevint.h included at the right point. */
|
---|
24 | #include "PDMInternal.h"
|
---|
25 | #include <VBox/vmm/pdm.h>
|
---|
26 | #include <VBox/vmm/apic.h>
|
---|
27 | #include <VBox/vmm/cfgm.h>
|
---|
28 | #include <VBox/vmm/dbgf.h>
|
---|
29 | #include <VBox/vmm/hm.h>
|
---|
30 | #include <VBox/vmm/mm.h>
|
---|
31 | #include <VBox/vmm/iom.h>
|
---|
32 | #include <VBox/vmm/pgm.h>
|
---|
33 | #include <VBox/vmm/vm.h>
|
---|
34 | #include <VBox/vmm/uvm.h>
|
---|
35 | #include <VBox/vmm/vmm.h>
|
---|
36 |
|
---|
37 | #include <VBox/version.h>
|
---|
38 | #include <VBox/log.h>
|
---|
39 | #include <VBox/msi.h>
|
---|
40 | #include <VBox/err.h>
|
---|
41 | #include <iprt/alloc.h>
|
---|
42 | #include <iprt/alloca.h>
|
---|
43 | #include <iprt/asm.h>
|
---|
44 | #include <iprt/assert.h>
|
---|
45 | #include <iprt/path.h>
|
---|
46 | #include <iprt/semaphore.h>
|
---|
47 | #include <iprt/string.h>
|
---|
48 | #include <iprt/thread.h>
|
---|
49 |
|
---|
50 |
|
---|
51 | /*********************************************************************************************************************************
|
---|
52 | * Structures and Typedefs *
|
---|
53 | *********************************************************************************************************************************/
|
---|
54 | /**
|
---|
55 | * Internal callback structure pointer.
|
---|
56 | * The main purpose is to define the extra data we associate
|
---|
57 | * with PDMDEVREGCB so we can find the VM instance and so on.
|
---|
58 | */
|
---|
59 | typedef struct PDMDEVREGCBINT
|
---|
60 | {
|
---|
61 | /** The callback structure. */
|
---|
62 | PDMDEVREGCB Core;
|
---|
63 | /** A bit of padding. */
|
---|
64 | uint32_t u32[4];
|
---|
65 | /** VM Handle. */
|
---|
66 | PVM pVM;
|
---|
67 | /** Pointer to the configuration node the registrations should be
|
---|
68 | * associated with. Can be NULL. */
|
---|
69 | PCFGMNODE pCfgNode;
|
---|
70 | } PDMDEVREGCBINT;
|
---|
71 | /** Pointer to a PDMDEVREGCBINT structure. */
|
---|
72 | typedef PDMDEVREGCBINT *PPDMDEVREGCBINT;
|
---|
73 | /** Pointer to a const PDMDEVREGCBINT structure. */
|
---|
74 | typedef const PDMDEVREGCBINT *PCPDMDEVREGCBINT;
|
---|
75 |
|
---|
76 |
|
---|
77 | /*********************************************************************************************************************************
|
---|
78 | * Internal Functions *
|
---|
79 | *********************************************************************************************************************************/
|
---|
80 | static DECLCALLBACK(int) pdmR3DevReg_Register(PPDMDEVREGCB pCallbacks, PCPDMDEVREG pReg);
|
---|
81 | static int pdmR3DevLoadModules(PVM pVM);
|
---|
82 | static int pdmR3DevLoad(PVM pVM, PPDMDEVREGCBINT pRegCB, const char *pszFilename, const char *pszName);
|
---|
83 |
|
---|
84 |
|
---|
85 |
|
---|
86 |
|
---|
87 | /**
|
---|
88 | * This function will initialize the devices for this VM instance.
|
---|
89 | *
|
---|
90 | *
|
---|
91 | * First of all this mean loading the builtin device and letting them
|
---|
92 | * register themselves. Beyond that any additional device modules are
|
---|
93 | * loaded and called for registration.
|
---|
94 | *
|
---|
95 | * Then the device configuration is enumerated, the instantiation order
|
---|
96 | * is determined, and finally they are instantiated.
|
---|
97 | *
|
---|
98 | * After all devices have been successfully instantiated the primary
|
---|
99 | * PCI Bus device is called to emulate the PCI BIOS, i.e. making the
|
---|
100 | * resource assignments. If there is no PCI device, this step is of course
|
---|
101 | * skipped.
|
---|
102 | *
|
---|
103 | * Finally the init completion routines of the instantiated devices
|
---|
104 | * are called.
|
---|
105 | *
|
---|
106 | * @returns VBox status code.
|
---|
107 | * @param pVM The cross context VM structure.
|
---|
108 | */
|
---|
109 | int pdmR3DevInit(PVM pVM)
|
---|
110 | {
|
---|
111 | LogFlow(("pdmR3DevInit:\n"));
|
---|
112 |
|
---|
113 | AssertRelease(!(RT_UOFFSETOF(PDMDEVINS, achInstanceData) & 15));
|
---|
114 | AssertRelease(sizeof(pVM->pdm.s.pDevInstances->Internal.s) <= sizeof(pVM->pdm.s.pDevInstances->Internal.padding));
|
---|
115 |
|
---|
116 | /*
|
---|
117 | * Load device modules.
|
---|
118 | */
|
---|
119 | int rc = pdmR3DevLoadModules(pVM);
|
---|
120 | if (RT_FAILURE(rc))
|
---|
121 | return rc;
|
---|
122 |
|
---|
123 | #ifdef VBOX_WITH_USB
|
---|
124 | /* ditto for USB Devices. */
|
---|
125 | rc = pdmR3UsbLoadModules(pVM);
|
---|
126 | if (RT_FAILURE(rc))
|
---|
127 | return rc;
|
---|
128 | #endif
|
---|
129 |
|
---|
130 | /*
|
---|
131 | * Get the RC & R0 devhlps and create the devhlp R3 task queue.
|
---|
132 | */
|
---|
133 | rc = PDMR3QueueCreateInternal(pVM, sizeof(PDMDEVHLPTASK), 8, 0, pdmR3DevHlpQueueConsumer, true, "DevHlp",
|
---|
134 | &pVM->pdm.s.pDevHlpQueueR3);
|
---|
135 | AssertRCReturn(rc, rc);
|
---|
136 | pVM->pdm.s.pDevHlpQueueR0 = PDMQueueR0Ptr(pVM->pdm.s.pDevHlpQueueR3);
|
---|
137 | pVM->pdm.s.pDevHlpQueueRC = PDMQueueRCPtr(pVM->pdm.s.pDevHlpQueueR3);
|
---|
138 |
|
---|
139 |
|
---|
140 | /*
|
---|
141 | *
|
---|
142 | * Enumerate the device instance configurations
|
---|
143 | * and come up with a instantiation order.
|
---|
144 | *
|
---|
145 | */
|
---|
146 | /* Switch to /Devices, which contains the device instantiations. */
|
---|
147 | PCFGMNODE pDevicesNode = CFGMR3GetChild(CFGMR3GetRoot(pVM), "Devices");
|
---|
148 |
|
---|
149 | /*
|
---|
150 | * Count the device instances.
|
---|
151 | */
|
---|
152 | PCFGMNODE pCur;
|
---|
153 | PCFGMNODE pInstanceNode;
|
---|
154 | unsigned cDevs = 0;
|
---|
155 | for (pCur = CFGMR3GetFirstChild(pDevicesNode); pCur; pCur = CFGMR3GetNextChild(pCur))
|
---|
156 | for (pInstanceNode = CFGMR3GetFirstChild(pCur); pInstanceNode; pInstanceNode = CFGMR3GetNextChild(pInstanceNode))
|
---|
157 | cDevs++;
|
---|
158 | if (!cDevs)
|
---|
159 | {
|
---|
160 | Log(("PDM: No devices were configured!\n"));
|
---|
161 | return VINF_SUCCESS;
|
---|
162 | }
|
---|
163 | Log2(("PDM: cDevs=%u\n", cDevs));
|
---|
164 |
|
---|
165 | /*
|
---|
166 | * Collect info on each device instance.
|
---|
167 | */
|
---|
168 | struct DEVORDER
|
---|
169 | {
|
---|
170 | /** Configuration node. */
|
---|
171 | PCFGMNODE pNode;
|
---|
172 | /** Pointer to device. */
|
---|
173 | PPDMDEV pDev;
|
---|
174 | /** Init order. */
|
---|
175 | uint32_t u32Order;
|
---|
176 | /** VBox instance number. */
|
---|
177 | uint32_t iInstance;
|
---|
178 | } *paDevs = (struct DEVORDER *)alloca(sizeof(paDevs[0]) * (cDevs + 1)); /* (One extra for swapping) */
|
---|
179 | Assert(paDevs);
|
---|
180 | unsigned i = 0;
|
---|
181 | for (pCur = CFGMR3GetFirstChild(pDevicesNode); pCur; pCur = CFGMR3GetNextChild(pCur))
|
---|
182 | {
|
---|
183 | /* Get the device name. */
|
---|
184 | char szName[sizeof(paDevs[0].pDev->pReg->szName)];
|
---|
185 | rc = CFGMR3GetName(pCur, szName, sizeof(szName));
|
---|
186 | AssertMsgRCReturn(rc, ("Configuration error: device name is too long (or something)! rc=%Rrc\n", rc), rc);
|
---|
187 |
|
---|
188 | /* Find the device. */
|
---|
189 | PPDMDEV pDev = pdmR3DevLookup(pVM, szName);
|
---|
190 | AssertLogRelMsgReturn(pDev, ("Configuration error: device '%s' not found!\n", szName), VERR_PDM_DEVICE_NOT_FOUND);
|
---|
191 |
|
---|
192 | /* Configured priority or use default based on device class? */
|
---|
193 | uint32_t u32Order;
|
---|
194 | rc = CFGMR3QueryU32(pCur, "Priority", &u32Order);
|
---|
195 | if (rc == VERR_CFGM_VALUE_NOT_FOUND)
|
---|
196 | {
|
---|
197 | uint32_t u32 = pDev->pReg->fClass;
|
---|
198 | for (u32Order = 1; !(u32 & u32Order); u32Order <<= 1)
|
---|
199 | /* nop */;
|
---|
200 | }
|
---|
201 | else
|
---|
202 | AssertMsgRCReturn(rc, ("Configuration error: reading \"Priority\" for the '%s' device failed rc=%Rrc!\n", szName, rc), rc);
|
---|
203 |
|
---|
204 | /* Enumerate the device instances. */
|
---|
205 | uint32_t const iStart = i;
|
---|
206 | for (pInstanceNode = CFGMR3GetFirstChild(pCur); pInstanceNode; pInstanceNode = CFGMR3GetNextChild(pInstanceNode))
|
---|
207 | {
|
---|
208 | paDevs[i].pNode = pInstanceNode;
|
---|
209 | paDevs[i].pDev = pDev;
|
---|
210 | paDevs[i].u32Order = u32Order;
|
---|
211 |
|
---|
212 | /* Get the instance number. */
|
---|
213 | char szInstance[32];
|
---|
214 | rc = CFGMR3GetName(pInstanceNode, szInstance, sizeof(szInstance));
|
---|
215 | AssertMsgRCReturn(rc, ("Configuration error: instance name is too long (or something)! rc=%Rrc\n", rc), rc);
|
---|
216 | char *pszNext = NULL;
|
---|
217 | rc = RTStrToUInt32Ex(szInstance, &pszNext, 0, &paDevs[i].iInstance);
|
---|
218 | AssertMsgRCReturn(rc, ("Configuration error: RTStrToInt32Ex failed on the instance name '%s'! rc=%Rrc\n", szInstance, rc), rc);
|
---|
219 | AssertMsgReturn(!*pszNext, ("Configuration error: the instance name '%s' isn't all digits. (%s)\n", szInstance, pszNext), VERR_INVALID_PARAMETER);
|
---|
220 |
|
---|
221 | /* next instance */
|
---|
222 | i++;
|
---|
223 | }
|
---|
224 |
|
---|
225 | /* check the number of instances */
|
---|
226 | if (i - iStart > pDev->pReg->cMaxInstances)
|
---|
227 | AssertLogRelMsgFailedReturn(("Configuration error: Too many instances of %s was configured: %u, max %u\n",
|
---|
228 | szName, i - iStart, pDev->pReg->cMaxInstances),
|
---|
229 | VERR_PDM_TOO_MANY_DEVICE_INSTANCES);
|
---|
230 | } /* devices */
|
---|
231 | Assert(i == cDevs);
|
---|
232 |
|
---|
233 | /*
|
---|
234 | * Sort (bubble) the device array ascending on u32Order and instance number
|
---|
235 | * for a device.
|
---|
236 | */
|
---|
237 | unsigned c = cDevs - 1;
|
---|
238 | while (c)
|
---|
239 | {
|
---|
240 | unsigned j = 0;
|
---|
241 | for (i = 0; i < c; i++)
|
---|
242 | if ( paDevs[i].u32Order > paDevs[i + 1].u32Order
|
---|
243 | || ( paDevs[i].u32Order == paDevs[i + 1].u32Order
|
---|
244 | && paDevs[i].iInstance > paDevs[i + 1].iInstance
|
---|
245 | && paDevs[i].pDev == paDevs[i + 1].pDev) )
|
---|
246 | {
|
---|
247 | paDevs[cDevs] = paDevs[i + 1];
|
---|
248 | paDevs[i + 1] = paDevs[i];
|
---|
249 | paDevs[i] = paDevs[cDevs];
|
---|
250 | j = i;
|
---|
251 | }
|
---|
252 | c = j;
|
---|
253 | }
|
---|
254 |
|
---|
255 |
|
---|
256 | /*
|
---|
257 | *
|
---|
258 | * Instantiate the devices.
|
---|
259 | *
|
---|
260 | */
|
---|
261 | for (i = 0; i < cDevs; i++)
|
---|
262 | {
|
---|
263 | PDMDEVREGR3 const * const pReg = paDevs[i].pDev->pReg;
|
---|
264 |
|
---|
265 | /*
|
---|
266 | * Gather a bit of config.
|
---|
267 | */
|
---|
268 | /* trusted */
|
---|
269 | bool fTrusted;
|
---|
270 | rc = CFGMR3QueryBool(paDevs[i].pNode, "Trusted", &fTrusted);
|
---|
271 | if (rc == VERR_CFGM_VALUE_NOT_FOUND)
|
---|
272 | fTrusted = false;
|
---|
273 | else if (RT_FAILURE(rc))
|
---|
274 | {
|
---|
275 | AssertMsgFailed(("configuration error: failed to query boolean \"Trusted\", rc=%Rrc\n", rc));
|
---|
276 | return rc;
|
---|
277 | }
|
---|
278 |
|
---|
279 | /* RZEnabled, R0Enabled, RCEnabled*/
|
---|
280 | bool fR0Enabled = false;
|
---|
281 | bool fRCEnabled = false;
|
---|
282 | if (pReg->fFlags & (PDM_DEVREG_FLAGS_R0 | PDM_DEVREG_FLAGS_RC))
|
---|
283 | {
|
---|
284 | if (pReg->fFlags & PDM_DEVREG_FLAGS_R0)
|
---|
285 | {
|
---|
286 | if (pReg->fFlags & PDM_DEVREG_FLAGS_REQUIRE_R0)
|
---|
287 | fR0Enabled = true;
|
---|
288 | else
|
---|
289 | {
|
---|
290 | rc = CFGMR3QueryBoolDef(paDevs[i].pNode, "R0Enabled", &fR0Enabled,
|
---|
291 | !(pReg->fFlags & PDM_DEVREG_FLAGS_OPT_IN_R0));
|
---|
292 | AssertLogRelRCReturn(rc, rc);
|
---|
293 | }
|
---|
294 | }
|
---|
295 |
|
---|
296 | if (pReg->fFlags & PDM_DEVREG_FLAGS_RC)
|
---|
297 | {
|
---|
298 | if (pReg->fFlags & PDM_DEVREG_FLAGS_REQUIRE_RC)
|
---|
299 | fRCEnabled = true;
|
---|
300 | else
|
---|
301 | {
|
---|
302 | rc = CFGMR3QueryBoolDef(paDevs[i].pNode, "RCEnabled", &fRCEnabled,
|
---|
303 | !(pReg->fFlags & PDM_DEVREG_FLAGS_OPT_IN_RC));
|
---|
304 | AssertLogRelRCReturn(rc, rc);
|
---|
305 | }
|
---|
306 | fRCEnabled = false;
|
---|
307 | }
|
---|
308 | }
|
---|
309 |
|
---|
310 | /* config node */
|
---|
311 | PCFGMNODE pConfigNode = CFGMR3GetChild(paDevs[i].pNode, "Config");
|
---|
312 | if (!pConfigNode)
|
---|
313 | {
|
---|
314 | rc = CFGMR3InsertNode(paDevs[i].pNode, "Config", &pConfigNode);
|
---|
315 | if (RT_FAILURE(rc))
|
---|
316 | {
|
---|
317 | AssertMsgFailed(("Failed to create Config node! rc=%Rrc\n", rc));
|
---|
318 | return rc;
|
---|
319 | }
|
---|
320 | }
|
---|
321 | CFGMR3SetRestrictedRoot(pConfigNode);
|
---|
322 |
|
---|
323 | /*
|
---|
324 | * Allocate the device instance and critical section.
|
---|
325 | */
|
---|
326 | AssertLogRelReturn(paDevs[i].pDev->cInstances < pReg->cMaxInstances,
|
---|
327 | VERR_PDM_TOO_MANY_DEVICE_INSTANCES);
|
---|
328 | PPDMDEVINS pDevIns;
|
---|
329 | PPDMCRITSECT pCritSect;
|
---|
330 | if (fR0Enabled || fRCEnabled)
|
---|
331 | {
|
---|
332 | AssertLogRel(fR0Enabled /* not possible to just enabled raw-mode atm. */);
|
---|
333 |
|
---|
334 | rc = PDMR3LdrLoadR0(pVM->pUVM, pReg->pszR0Mod, paDevs[i].pDev->pszR0SearchPath);
|
---|
335 | if (RT_FAILURE(rc))
|
---|
336 | return VMR3SetError(pVM->pUVM, rc, RT_SRC_POS, "Failed to load ring-0 module '%s' for device '%s'",
|
---|
337 | pReg->pszR0Mod, pReg->szName);
|
---|
338 |
|
---|
339 | PDMDEVICECREATEREQ Req;
|
---|
340 | Req.Hdr.u32Magic = SUPVMMR0REQHDR_MAGIC;
|
---|
341 | Req.Hdr.cbReq = sizeof(Req);
|
---|
342 | Req.pDevInsR3 = NULL;
|
---|
343 | Req.fFlags = pReg->fFlags;
|
---|
344 | Req.fClass = pReg->fClass;
|
---|
345 | Req.cMaxInstances = pReg->cMaxInstances;
|
---|
346 | Req.uSharedVersion = pReg->uSharedVersion;
|
---|
347 | Req.cbInstanceShared = pReg->cbInstanceShared;
|
---|
348 | Req.cbInstanceR3 = pReg->cbInstanceCC;
|
---|
349 | Req.cbInstanceRC = pReg->cbInstanceRC;
|
---|
350 | Req.cMaxPciDevices = pReg->cMaxPciDevices;
|
---|
351 | Req.cMaxMsixVectors = pReg->cMaxMsixVectors;
|
---|
352 | Req.iInstance = paDevs[i].iInstance;
|
---|
353 | Req.fRCEnabled = fRCEnabled;
|
---|
354 | Req.afReserved[0] = false;
|
---|
355 | Req.afReserved[1] = false;
|
---|
356 | Req.afReserved[2] = false;
|
---|
357 | rc = RTStrCopy(Req.szDevName, sizeof(Req.szDevName), pReg->szName);
|
---|
358 | AssertLogRelRCReturn(rc, rc);
|
---|
359 | rc = RTStrCopy(Req.szModName, sizeof(Req.szModName), pReg->pszR0Mod);
|
---|
360 | AssertLogRelRCReturn(rc, rc);
|
---|
361 | rc = VMMR3CallR0Emt(pVM, pVM->apCpusR3[0], VMMR0_DO_PDM_DEVICE_CREATE, 0, &Req.Hdr);
|
---|
362 | AssertLogRelMsgRCReturn(rc, ("VMMR0_DO_PDM_DEVICE_CREATE for %s failed: %Rrc\n", pReg->szName, rc), rc);
|
---|
363 | pDevIns = Req.pDevInsR3;
|
---|
364 | pCritSect = pDevIns->pCritSectRoR3;
|
---|
365 | Assert(pDevIns->Internal.s.fIntFlags & PDMDEVINSINT_FLAGS_R0_ENABLED);
|
---|
366 | }
|
---|
367 | else
|
---|
368 | {
|
---|
369 | /* The code in this else branch works by the same rules as the PDMR0Device.cpp
|
---|
370 | code, except there is only the ring-3 components of the device instance.
|
---|
371 | Changes here may need to be reflected in PDMR0DEvice.cpp and vice versa! */
|
---|
372 | uint32_t cb = RT_UOFFSETOF_DYN(PDMDEVINS, achInstanceData[pReg->cbInstanceCC]);
|
---|
373 | cb = RT_ALIGN_32(cb, 64);
|
---|
374 | uint32_t const offShared = cb;
|
---|
375 | cb += RT_ALIGN_32(pReg->cbInstanceShared, 64);
|
---|
376 | uint32_t const cbCritSect = RT_ALIGN_32(sizeof(*pCritSect), 64);
|
---|
377 | cb += cbCritSect;
|
---|
378 | uint32_t const cbMsixState = RT_ALIGN_32(pReg->cMaxMsixVectors * 16 + (pReg->cMaxMsixVectors + 7) / 8, _4K);
|
---|
379 | uint32_t const cbPciDev = RT_ALIGN_32(RT_UOFFSETOF_DYN(PDMPCIDEV, abMsixState[cbMsixState]), 64);
|
---|
380 | uint32_t const cPciDevs = RT_MIN(pReg->cMaxPciDevices, 1024);
|
---|
381 | uint32_t const cbPciDevs = cbPciDev * cPciDevs;
|
---|
382 | cb += cbPciDevs;
|
---|
383 | AssertLogRelMsgReturn(cb <= PDM_MAX_DEVICE_INSTANCE_SIZE_R3,
|
---|
384 | ("Device %s total instance size is to big: %u, max %u\n",
|
---|
385 | pReg->szName, cb, PDM_MAX_DEVICE_INSTANCE_SIZE_R3),
|
---|
386 | VERR_ALLOCATION_TOO_BIG);
|
---|
387 |
|
---|
388 | rc = MMR3HeapAllocZEx(pVM, MM_TAG_PDM_DEVICE, cb, (void **)&pDevIns);
|
---|
389 | AssertLogRelMsgRCReturn(rc, ("Failed to allocate %zu bytes of instance data for device '%s'. rc=%Rrc\n",
|
---|
390 | cb, pReg->szName, rc), rc);
|
---|
391 |
|
---|
392 | /* Initialize it: */
|
---|
393 | pDevIns->u32Version = PDM_DEVINSR3_VERSION;
|
---|
394 | pDevIns->iInstance = paDevs[i].iInstance;
|
---|
395 | pDevIns->cbRing3 = cb;
|
---|
396 | //pDevIns->fR0Enabled = false;
|
---|
397 | //pDevIns->fRCEnabled = false;
|
---|
398 | pDevIns->pvInstanceDataR3 = (uint8_t *)pDevIns + offShared;
|
---|
399 | pDevIns->pvInstanceDataForR3 = &pDevIns->achInstanceData[0];
|
---|
400 | pCritSect = (PPDMCRITSECT)((uint8_t *)pDevIns + offShared + RT_ALIGN_32(pReg->cbInstanceShared, 64));
|
---|
401 | pDevIns->pCritSectRoR3 = pCritSect;
|
---|
402 | pDevIns->cbPciDev = cbPciDev;
|
---|
403 | pDevIns->cPciDevs = cPciDevs;
|
---|
404 | for (uint32_t iPciDev = 0; iPciDev < cPciDevs; iPciDev++)
|
---|
405 | {
|
---|
406 | PPDMPCIDEV pPciDev = (PPDMPCIDEV)((uint8_t *)pDevIns->pCritSectRoR3 + cbCritSect + cbPciDev * iPciDev);
|
---|
407 | if (iPciDev < RT_ELEMENTS(pDevIns->apPciDevs))
|
---|
408 | pDevIns->apPciDevs[iPciDev] = pPciDev;
|
---|
409 | pPciDev->cbConfig = _4K;
|
---|
410 | pPciDev->cbMsixState = cbMsixState;
|
---|
411 | pPciDev->idxSubDev = (uint16_t)iPciDev;
|
---|
412 | pPciDev->Int.s.idxSubDev = (uint16_t)iPciDev;
|
---|
413 | pPciDev->u32Magic = PDMPCIDEV_MAGIC;
|
---|
414 | }
|
---|
415 | }
|
---|
416 |
|
---|
417 | pDevIns->pHlpR3 = fTrusted ? &g_pdmR3DevHlpTrusted : &g_pdmR3DevHlpUnTrusted;
|
---|
418 | pDevIns->pReg = pReg;
|
---|
419 | pDevIns->pCfg = pConfigNode;
|
---|
420 | //pDevIns->IBase.pfnQueryInterface = NULL;
|
---|
421 | //pDevIns->fTracing = 0;
|
---|
422 | pDevIns->idTracing = ++pVM->pdm.s.idTracingDev;
|
---|
423 |
|
---|
424 | //pDevIns->Internal.s.pNextR3 = NULL;
|
---|
425 | //pDevIns->Internal.s.pPerDeviceNextR3 = NULL;
|
---|
426 | pDevIns->Internal.s.pDevR3 = paDevs[i].pDev;
|
---|
427 | //pDevIns->Internal.s.pLunsR3 = NULL;
|
---|
428 | //pDevIns->Internal.s.pfnAsyncNotify = NULL;
|
---|
429 | pDevIns->Internal.s.pCfgHandle = paDevs[i].pNode;
|
---|
430 | pDevIns->Internal.s.pVMR3 = pVM;
|
---|
431 | //pDevIns->Internal.s.pHeadPciDevR3 = NULL;
|
---|
432 | pDevIns->Internal.s.fIntFlags |= PDMDEVINSINT_FLAGS_SUSPENDED;
|
---|
433 | //pDevIns->Internal.s.uLastIrqTag = 0;
|
---|
434 |
|
---|
435 | rc = pdmR3CritSectInitDeviceAuto(pVM, pDevIns, pCritSect, RT_SRC_POS,
|
---|
436 | "%s#%uAuto", pDevIns->pReg->szName, pDevIns->iInstance);
|
---|
437 | AssertLogRelRCReturn(rc, rc);
|
---|
438 |
|
---|
439 | /*
|
---|
440 | * Link it into all the lists.
|
---|
441 | */
|
---|
442 | /* The global instance FIFO. */
|
---|
443 | PPDMDEVINS pPrev1 = pVM->pdm.s.pDevInstances;
|
---|
444 | if (!pPrev1)
|
---|
445 | pVM->pdm.s.pDevInstances = pDevIns;
|
---|
446 | else
|
---|
447 | {
|
---|
448 | while (pPrev1->Internal.s.pNextR3)
|
---|
449 | pPrev1 = pPrev1->Internal.s.pNextR3;
|
---|
450 | pPrev1->Internal.s.pNextR3 = pDevIns;
|
---|
451 | }
|
---|
452 |
|
---|
453 | /* The per device instance FIFO. */
|
---|
454 | PPDMDEVINS pPrev2 = paDevs[i].pDev->pInstances;
|
---|
455 | if (!pPrev2)
|
---|
456 | paDevs[i].pDev->pInstances = pDevIns;
|
---|
457 | else
|
---|
458 | {
|
---|
459 | while (pPrev2->Internal.s.pPerDeviceNextR3)
|
---|
460 | pPrev2 = pPrev2->Internal.s.pPerDeviceNextR3;
|
---|
461 | pPrev2->Internal.s.pPerDeviceNextR3 = pDevIns;
|
---|
462 | }
|
---|
463 |
|
---|
464 | /*
|
---|
465 | * Call the constructor.
|
---|
466 | */
|
---|
467 | paDevs[i].pDev->cInstances++;
|
---|
468 | Log(("PDM: Constructing device '%s' instance %d...\n", pDevIns->pReg->szName, pDevIns->iInstance));
|
---|
469 | rc = pDevIns->pReg->pfnConstruct(pDevIns, pDevIns->iInstance, pDevIns->pCfg);
|
---|
470 | if (RT_FAILURE(rc))
|
---|
471 | {
|
---|
472 | LogRel(("PDM: Failed to construct '%s'/%d! %Rra\n", pDevIns->pReg->szName, pDevIns->iInstance, rc));
|
---|
473 | if (VMR3GetErrorCount(pVM->pUVM) == 0)
|
---|
474 | VMSetError(pVM, rc, RT_SRC_POS, "Failed to construct device '%s' instance #%u",
|
---|
475 | pDevIns->pReg->szName, pDevIns->iInstance);
|
---|
476 | /* Because we're damn lazy, the destructor will be called even if
|
---|
477 | the constructor fails. So, no unlinking. */
|
---|
478 | paDevs[i].pDev->cInstances--;
|
---|
479 | return rc == VERR_VERSION_MISMATCH ? VERR_PDM_DEVICE_VERSION_MISMATCH : rc;
|
---|
480 | }
|
---|
481 |
|
---|
482 | /*
|
---|
483 | * Call the ring-0 constructor if applicable.
|
---|
484 | */
|
---|
485 | if (fR0Enabled)
|
---|
486 | {
|
---|
487 | PDMDEVICEGENCALLREQ Req;
|
---|
488 | RT_ZERO(Req.Params);
|
---|
489 | Req.Hdr.u32Magic = SUPVMMR0REQHDR_MAGIC;
|
---|
490 | Req.Hdr.cbReq = sizeof(Req);
|
---|
491 | Req.enmCall = PDMDEVICEGENCALL_CONSTRUCT;
|
---|
492 | Req.idxR0Device = pDevIns->Internal.s.idxR0Device;
|
---|
493 | Req.pDevInsR3 = pDevIns;
|
---|
494 | rc = VMMR3CallR0Emt(pVM, pVM->apCpusR3[0], VMMR0_DO_PDM_DEVICE_GEN_CALL, 0, &Req.Hdr);
|
---|
495 | pDevIns->Internal.s.fIntFlags |= PDMDEVINSINT_FLAGS_R0_CONTRUCT;
|
---|
496 | if (RT_FAILURE(rc))
|
---|
497 | {
|
---|
498 | LogRel(("PDM: Failed to construct (ring-0) '%s'/%d! %Rra\n", pDevIns->pReg->szName, pDevIns->iInstance, rc));
|
---|
499 | if (VMR3GetErrorCount(pVM->pUVM) == 0)
|
---|
500 | VMSetError(pVM, rc, RT_SRC_POS, "The ring-0 constructor of device '%s' instance #%u failed",
|
---|
501 | pDevIns->pReg->szName, pDevIns->iInstance);
|
---|
502 | paDevs[i].pDev->cInstances--;
|
---|
503 | return rc == VERR_VERSION_MISMATCH ? VERR_PDM_DEVICE_VERSION_MISMATCH : rc;
|
---|
504 | }
|
---|
505 | }
|
---|
506 |
|
---|
507 | } /* for device instances */
|
---|
508 |
|
---|
509 | #ifdef VBOX_WITH_USB
|
---|
510 | /* ditto for USB Devices. */
|
---|
511 | rc = pdmR3UsbInstantiateDevices(pVM);
|
---|
512 | if (RT_FAILURE(rc))
|
---|
513 | return rc;
|
---|
514 | #endif
|
---|
515 |
|
---|
516 | LogFlow(("pdmR3DevInit: returns %Rrc\n", VINF_SUCCESS));
|
---|
517 | return VINF_SUCCESS;
|
---|
518 | }
|
---|
519 |
|
---|
520 |
|
---|
521 | /**
|
---|
522 | * Performs the init complete callback after ring-0 and raw-mode has been
|
---|
523 | * initialized.
|
---|
524 | *
|
---|
525 | * @returns VBox status code.
|
---|
526 | * @param pVM The cross context VM structure.
|
---|
527 | */
|
---|
528 | int pdmR3DevInitComplete(PVM pVM)
|
---|
529 | {
|
---|
530 | int rc;
|
---|
531 |
|
---|
532 | /*
|
---|
533 | * Iterate thru the device instances and work the callback.
|
---|
534 | */
|
---|
535 | for (PPDMDEVINS pDevIns = pVM->pdm.s.pDevInstances; pDevIns; pDevIns = pDevIns->Internal.s.pNextR3)
|
---|
536 | {
|
---|
537 | if (pDevIns->pReg->pfnInitComplete)
|
---|
538 | {
|
---|
539 | PDMCritSectEnter(pDevIns->pCritSectRoR3, VERR_IGNORED);
|
---|
540 | rc = pDevIns->pReg->pfnInitComplete(pDevIns);
|
---|
541 | PDMCritSectLeave(pDevIns->pCritSectRoR3);
|
---|
542 | if (RT_FAILURE(rc))
|
---|
543 | {
|
---|
544 | AssertMsgFailed(("InitComplete on device '%s'/%d failed with rc=%Rrc\n",
|
---|
545 | pDevIns->pReg->szName, pDevIns->iInstance, rc));
|
---|
546 | return rc;
|
---|
547 | }
|
---|
548 | }
|
---|
549 | }
|
---|
550 |
|
---|
551 | #ifdef VBOX_WITH_USB
|
---|
552 | rc = pdmR3UsbVMInitComplete(pVM);
|
---|
553 | if (RT_FAILURE(rc))
|
---|
554 | {
|
---|
555 | Log(("pdmR3DevInit: returns %Rrc\n", rc));
|
---|
556 | return rc;
|
---|
557 | }
|
---|
558 | #endif
|
---|
559 |
|
---|
560 | LogFlow(("pdmR3DevInit: returns %Rrc\n", VINF_SUCCESS));
|
---|
561 | return VINF_SUCCESS;
|
---|
562 | }
|
---|
563 |
|
---|
564 |
|
---|
565 | /**
|
---|
566 | * Lookups a device structure by name.
|
---|
567 | * @internal
|
---|
568 | */
|
---|
569 | PPDMDEV pdmR3DevLookup(PVM pVM, const char *pszName)
|
---|
570 | {
|
---|
571 | size_t cchName = strlen(pszName);
|
---|
572 | for (PPDMDEV pDev = pVM->pdm.s.pDevs; pDev; pDev = pDev->pNext)
|
---|
573 | if ( pDev->cchName == cchName
|
---|
574 | && !strcmp(pDev->pReg->szName, pszName))
|
---|
575 | return pDev;
|
---|
576 | return NULL;
|
---|
577 | }
|
---|
578 |
|
---|
579 |
|
---|
580 | /**
|
---|
581 | * Loads the device modules.
|
---|
582 | *
|
---|
583 | * @returns VBox status code.
|
---|
584 | * @param pVM The cross context VM structure.
|
---|
585 | */
|
---|
586 | static int pdmR3DevLoadModules(PVM pVM)
|
---|
587 | {
|
---|
588 | /*
|
---|
589 | * Initialize the callback structure.
|
---|
590 | */
|
---|
591 | PDMDEVREGCBINT RegCB;
|
---|
592 | RegCB.Core.u32Version = PDM_DEVREG_CB_VERSION;
|
---|
593 | RegCB.Core.pfnRegister = pdmR3DevReg_Register;
|
---|
594 | RegCB.pVM = pVM;
|
---|
595 | RegCB.pCfgNode = NULL;
|
---|
596 |
|
---|
597 | /*
|
---|
598 | * Register the internal VMM APIC device.
|
---|
599 | */
|
---|
600 | int rc = pdmR3DevReg_Register(&RegCB.Core, &g_DeviceAPIC);
|
---|
601 | AssertRCReturn(rc, rc);
|
---|
602 |
|
---|
603 | /*
|
---|
604 | * Load the builtin module.
|
---|
605 | */
|
---|
606 | PCFGMNODE pDevicesNode = CFGMR3GetChild(CFGMR3GetRoot(pVM), "PDM/Devices");
|
---|
607 | bool fLoadBuiltin;
|
---|
608 | rc = CFGMR3QueryBool(pDevicesNode, "LoadBuiltin", &fLoadBuiltin);
|
---|
609 | if (rc == VERR_CFGM_VALUE_NOT_FOUND || rc == VERR_CFGM_NO_PARENT)
|
---|
610 | fLoadBuiltin = true;
|
---|
611 | else if (RT_FAILURE(rc))
|
---|
612 | {
|
---|
613 | AssertMsgFailed(("Configuration error: Querying boolean \"LoadBuiltin\" failed with %Rrc\n", rc));
|
---|
614 | return rc;
|
---|
615 | }
|
---|
616 | if (fLoadBuiltin)
|
---|
617 | {
|
---|
618 | /* make filename */
|
---|
619 | char *pszFilename = pdmR3FileR3("VBoxDD", true /*fShared*/);
|
---|
620 | if (!pszFilename)
|
---|
621 | return VERR_NO_TMP_MEMORY;
|
---|
622 | rc = pdmR3DevLoad(pVM, &RegCB, pszFilename, "VBoxDD");
|
---|
623 | RTMemTmpFree(pszFilename);
|
---|
624 | if (RT_FAILURE(rc))
|
---|
625 | return rc;
|
---|
626 |
|
---|
627 | /* make filename */
|
---|
628 | pszFilename = pdmR3FileR3("VBoxDD2", true /*fShared*/);
|
---|
629 | if (!pszFilename)
|
---|
630 | return VERR_NO_TMP_MEMORY;
|
---|
631 | rc = pdmR3DevLoad(pVM, &RegCB, pszFilename, "VBoxDD2");
|
---|
632 | RTMemTmpFree(pszFilename);
|
---|
633 | if (RT_FAILURE(rc))
|
---|
634 | return rc;
|
---|
635 | }
|
---|
636 |
|
---|
637 | /*
|
---|
638 | * Load additional device modules.
|
---|
639 | */
|
---|
640 | PCFGMNODE pCur;
|
---|
641 | for (pCur = CFGMR3GetFirstChild(pDevicesNode); pCur; pCur = CFGMR3GetNextChild(pCur))
|
---|
642 | {
|
---|
643 | /*
|
---|
644 | * Get the name and path.
|
---|
645 | */
|
---|
646 | char szName[PDMMOD_NAME_LEN];
|
---|
647 | rc = CFGMR3GetName(pCur, &szName[0], sizeof(szName));
|
---|
648 | if (rc == VERR_CFGM_NOT_ENOUGH_SPACE)
|
---|
649 | {
|
---|
650 | AssertMsgFailed(("configuration error: The module name is too long, cchName=%zu.\n", CFGMR3GetNameLen(pCur)));
|
---|
651 | return VERR_PDM_MODULE_NAME_TOO_LONG;
|
---|
652 | }
|
---|
653 | else if (RT_FAILURE(rc))
|
---|
654 | {
|
---|
655 | AssertMsgFailed(("CFGMR3GetName -> %Rrc.\n", rc));
|
---|
656 | return rc;
|
---|
657 | }
|
---|
658 |
|
---|
659 | /* the path is optional, if no path the module name + path is used. */
|
---|
660 | char szFilename[RTPATH_MAX];
|
---|
661 | rc = CFGMR3QueryString(pCur, "Path", &szFilename[0], sizeof(szFilename));
|
---|
662 | if (rc == VERR_CFGM_VALUE_NOT_FOUND)
|
---|
663 | strcpy(szFilename, szName);
|
---|
664 | else if (RT_FAILURE(rc))
|
---|
665 | {
|
---|
666 | AssertMsgFailed(("configuration error: Failure to query the module path, rc=%Rrc.\n", rc));
|
---|
667 | return rc;
|
---|
668 | }
|
---|
669 |
|
---|
670 | /* prepend path? */
|
---|
671 | if (!RTPathHavePath(szFilename))
|
---|
672 | {
|
---|
673 | char *psz = pdmR3FileR3(szFilename, false /*fShared*/);
|
---|
674 | if (!psz)
|
---|
675 | return VERR_NO_TMP_MEMORY;
|
---|
676 | size_t cch = strlen(psz) + 1;
|
---|
677 | if (cch > sizeof(szFilename))
|
---|
678 | {
|
---|
679 | RTMemTmpFree(psz);
|
---|
680 | AssertMsgFailed(("Filename too long! cch=%d '%s'\n", cch, psz));
|
---|
681 | return VERR_FILENAME_TOO_LONG;
|
---|
682 | }
|
---|
683 | memcpy(szFilename, psz, cch);
|
---|
684 | RTMemTmpFree(psz);
|
---|
685 | }
|
---|
686 |
|
---|
687 | /*
|
---|
688 | * Load the module and register it's devices.
|
---|
689 | */
|
---|
690 | RegCB.pCfgNode = pCur;
|
---|
691 | rc = pdmR3DevLoad(pVM, &RegCB, szFilename, szName);
|
---|
692 | if (RT_FAILURE(rc))
|
---|
693 | return rc;
|
---|
694 | }
|
---|
695 |
|
---|
696 | return VINF_SUCCESS;
|
---|
697 | }
|
---|
698 |
|
---|
699 |
|
---|
700 | /**
|
---|
701 | * Loads one device module and call the registration entry point.
|
---|
702 | *
|
---|
703 | * @returns VBox status code.
|
---|
704 | * @param pVM The cross context VM structure.
|
---|
705 | * @param pRegCB The registration callback stuff.
|
---|
706 | * @param pszFilename Module filename.
|
---|
707 | * @param pszName Module name.
|
---|
708 | */
|
---|
709 | static int pdmR3DevLoad(PVM pVM, PPDMDEVREGCBINT pRegCB, const char *pszFilename, const char *pszName)
|
---|
710 | {
|
---|
711 | /*
|
---|
712 | * Load it.
|
---|
713 | */
|
---|
714 | int rc = pdmR3LoadR3U(pVM->pUVM, pszFilename, pszName);
|
---|
715 | if (RT_SUCCESS(rc))
|
---|
716 | {
|
---|
717 | /*
|
---|
718 | * Get the registration export and call it.
|
---|
719 | */
|
---|
720 | FNPDMVBOXDEVICESREGISTER *pfnVBoxDevicesRegister;
|
---|
721 | rc = PDMR3LdrGetSymbolR3(pVM, pszName, "VBoxDevicesRegister", (void **)&pfnVBoxDevicesRegister);
|
---|
722 | if (RT_SUCCESS(rc))
|
---|
723 | {
|
---|
724 | Log(("PDM: Calling VBoxDevicesRegister (%p) of %s (%s)\n", pfnVBoxDevicesRegister, pszName, pszFilename));
|
---|
725 | rc = pfnVBoxDevicesRegister(&pRegCB->Core, VBOX_VERSION);
|
---|
726 | if (RT_SUCCESS(rc))
|
---|
727 | Log(("PDM: Successfully loaded device module %s (%s).\n", pszName, pszFilename));
|
---|
728 | else
|
---|
729 | AssertMsgFailed(("VBoxDevicesRegister failed with rc=%Rrc for module %s (%s)\n", rc, pszName, pszFilename));
|
---|
730 | }
|
---|
731 | else
|
---|
732 | {
|
---|
733 | AssertMsgFailed(("Failed to locate 'VBoxDevicesRegister' in %s (%s) rc=%Rrc\n", pszName, pszFilename, rc));
|
---|
734 | if (rc == VERR_SYMBOL_NOT_FOUND)
|
---|
735 | rc = VERR_PDM_NO_REGISTRATION_EXPORT;
|
---|
736 | }
|
---|
737 | }
|
---|
738 | else
|
---|
739 | AssertMsgFailed(("Failed to load %s %s!\n", pszFilename, pszName));
|
---|
740 | return rc;
|
---|
741 | }
|
---|
742 |
|
---|
743 |
|
---|
744 | /**
|
---|
745 | * @interface_method_impl{PDMDEVREGCB,pfnRegister}
|
---|
746 | */
|
---|
747 | static DECLCALLBACK(int) pdmR3DevReg_Register(PPDMDEVREGCB pCallbacks, PCPDMDEVREG pReg)
|
---|
748 | {
|
---|
749 | /*
|
---|
750 | * Validate the registration structure.
|
---|
751 | */
|
---|
752 | Assert(pReg);
|
---|
753 | AssertMsgReturn(pReg->u32Version == PDM_DEVREG_VERSION,
|
---|
754 | ("Unknown struct version %#x!\n", pReg->u32Version),
|
---|
755 | VERR_PDM_UNKNOWN_DEVREG_VERSION);
|
---|
756 |
|
---|
757 | AssertMsgReturn( pReg->szName[0]
|
---|
758 | && strlen(pReg->szName) < sizeof(pReg->szName)
|
---|
759 | && pdmR3IsValidName(pReg->szName),
|
---|
760 | ("Invalid name '%.*s'\n", sizeof(pReg->szName), pReg->szName),
|
---|
761 | VERR_PDM_INVALID_DEVICE_REGISTRATION);
|
---|
762 | AssertMsgReturn( !(pReg->fFlags & PDM_DEVREG_FLAGS_RC)
|
---|
763 | || ( pReg->pszRCMod[0]
|
---|
764 | && strlen(pReg->pszRCMod) < RT_SIZEOFMEMB(PDMDEVICECREATEREQ, szModName)),
|
---|
765 | ("Invalid GC module name '%s' - (Device %s)\n", pReg->pszRCMod, pReg->szName),
|
---|
766 | VERR_PDM_INVALID_DEVICE_REGISTRATION);
|
---|
767 | AssertMsgReturn( !(pReg->fFlags & PDM_DEVREG_FLAGS_R0)
|
---|
768 | || ( pReg->pszR0Mod[0]
|
---|
769 | && strlen(pReg->pszR0Mod) < RT_SIZEOFMEMB(PDMDEVICECREATEREQ, szModName)),
|
---|
770 | ("Invalid R0 module name '%s' - (Device %s)\n", pReg->pszR0Mod, pReg->szName),
|
---|
771 | VERR_PDM_INVALID_DEVICE_REGISTRATION);
|
---|
772 | AssertMsgReturn((pReg->fFlags & PDM_DEVREG_FLAGS_HOST_BITS_MASK) == PDM_DEVREG_FLAGS_HOST_BITS_DEFAULT,
|
---|
773 | ("Invalid host bits flags! fFlags=%#x (Device %s)\n", pReg->fFlags, pReg->szName),
|
---|
774 | VERR_PDM_INVALID_DEVICE_HOST_BITS);
|
---|
775 | AssertMsgReturn((pReg->fFlags & PDM_DEVREG_FLAGS_GUEST_BITS_MASK),
|
---|
776 | ("Invalid guest bits flags! fFlags=%#x (Device %s)\n", pReg->fFlags, pReg->szName),
|
---|
777 | VERR_PDM_INVALID_DEVICE_REGISTRATION);
|
---|
778 | AssertMsgReturn(pReg->fClass,
|
---|
779 | ("No class! (Device %s)\n", pReg->szName),
|
---|
780 | VERR_PDM_INVALID_DEVICE_REGISTRATION);
|
---|
781 | AssertMsgReturn(pReg->cMaxInstances > 0,
|
---|
782 | ("Max instances %u! (Device %s)\n", pReg->cMaxInstances, pReg->szName),
|
---|
783 | VERR_PDM_INVALID_DEVICE_REGISTRATION);
|
---|
784 | uint32_t const cbMaxInstance = pReg->fFlags & (PDM_DEVREG_FLAGS_RC | PDM_DEVREG_FLAGS_R0)
|
---|
785 | ? PDM_MAX_DEVICE_INSTANCE_SIZE : PDM_MAX_DEVICE_INSTANCE_SIZE_R3;
|
---|
786 | AssertMsgReturn(pReg->cbInstanceShared <= cbMaxInstance,
|
---|
787 | ("Instance size %u bytes! (Max %u; Device %s)\n", pReg->cbInstanceShared, cbMaxInstance, pReg->szName),
|
---|
788 | VERR_PDM_INVALID_DEVICE_REGISTRATION);
|
---|
789 | AssertMsgReturn(pReg->cbInstanceCC <= cbMaxInstance,
|
---|
790 | ("Instance size %d bytes! (Max %u; Device %s)\n", pReg->cbInstanceCC, cbMaxInstance, pReg->szName),
|
---|
791 | VERR_PDM_INVALID_DEVICE_REGISTRATION);
|
---|
792 | AssertMsgReturn(pReg->pfnConstruct,
|
---|
793 | ("No constructor! (Device %s)\n", pReg->szName),
|
---|
794 | VERR_PDM_INVALID_DEVICE_REGISTRATION);
|
---|
795 | AssertLogRelMsgReturn((pReg->fFlags & PDM_DEVREG_FLAGS_GUEST_BITS_MASK) == PDM_DEVREG_FLAGS_GUEST_BITS_DEFAULT,
|
---|
796 | ("PDM: Rejected device '%s' because it didn't match the guest bits.\n", pReg->szName),
|
---|
797 | VERR_PDM_INVALID_DEVICE_GUEST_BITS);
|
---|
798 | AssertLogRelMsg(pReg->u32VersionEnd == PDM_DEVREG_VERSION,
|
---|
799 | ("u32VersionEnd=%#x, expected %#x. (szName=%s)\n",
|
---|
800 | pReg->u32VersionEnd, PDM_DEVREG_VERSION, pReg->szName));
|
---|
801 | AssertLogRelMsgReturn(pReg->cMaxPciDevices <= 8, ("%#x (szName=%s)\n", pReg->cMaxPciDevices, pReg->szName),
|
---|
802 | VERR_PDM_INVALID_DEVICE_REGISTRATION);
|
---|
803 | AssertLogRelMsgReturn(pReg->cMaxMsixVectors <= VBOX_MSIX_MAX_ENTRIES,
|
---|
804 | ("%#x (szName=%s)\n", pReg->cMaxMsixVectors, pReg->szName),
|
---|
805 | VERR_PDM_INVALID_DEVICE_REGISTRATION);
|
---|
806 | AssertLogRelMsgReturn(pReg->fFlags & PDM_DEVREG_FLAGS_NEW_STYLE /* the flag is required now */,
|
---|
807 | ("PDM_DEVREG_FLAGS_NEW_STYLE not set for szName=%s!\n", pReg->szName),
|
---|
808 | VERR_PDM_INVALID_DEVICE_REGISTRATION);
|
---|
809 |
|
---|
810 | /*
|
---|
811 | * Check for duplicate and find FIFO entry at the same time.
|
---|
812 | */
|
---|
813 | PCPDMDEVREGCBINT pRegCB = (PCPDMDEVREGCBINT)pCallbacks;
|
---|
814 | PPDMDEV pDevPrev = NULL;
|
---|
815 | PPDMDEV pDev = pRegCB->pVM->pdm.s.pDevs;
|
---|
816 | for (; pDev; pDevPrev = pDev, pDev = pDev->pNext)
|
---|
817 | AssertMsgReturn(strcmp(pDev->pReg->szName, pReg->szName),
|
---|
818 | ("Device '%s' already exists\n", pReg->szName),
|
---|
819 | VERR_PDM_DEVICE_NAME_CLASH);
|
---|
820 |
|
---|
821 | /*
|
---|
822 | * Allocate new device structure, initialize and insert it into the list.
|
---|
823 | */
|
---|
824 | int rc;
|
---|
825 | pDev = (PPDMDEV)MMR3HeapAlloc(pRegCB->pVM, MM_TAG_PDM_DEVICE, sizeof(*pDev));
|
---|
826 | if (pDev)
|
---|
827 | {
|
---|
828 | pDev->pNext = NULL;
|
---|
829 | pDev->cInstances = 0;
|
---|
830 | pDev->pInstances = NULL;
|
---|
831 | pDev->pReg = pReg;
|
---|
832 | pDev->cchName = (uint32_t)strlen(pReg->szName);
|
---|
833 | rc = CFGMR3QueryStringAllocDef( pRegCB->pCfgNode, "RCSearchPath", &pDev->pszRCSearchPath, NULL);
|
---|
834 | if (RT_SUCCESS(rc))
|
---|
835 | rc = CFGMR3QueryStringAllocDef(pRegCB->pCfgNode, "R0SearchPath", &pDev->pszR0SearchPath, NULL);
|
---|
836 | if (RT_SUCCESS(rc))
|
---|
837 | {
|
---|
838 | if (pDevPrev)
|
---|
839 | pDevPrev->pNext = pDev;
|
---|
840 | else
|
---|
841 | pRegCB->pVM->pdm.s.pDevs = pDev;
|
---|
842 | Log(("PDM: Registered device '%s'\n", pReg->szName));
|
---|
843 | return VINF_SUCCESS;
|
---|
844 | }
|
---|
845 |
|
---|
846 | MMR3HeapFree(pDev);
|
---|
847 | }
|
---|
848 | else
|
---|
849 | rc = VERR_NO_MEMORY;
|
---|
850 | return rc;
|
---|
851 | }
|
---|
852 |
|
---|
853 |
|
---|
854 | /**
|
---|
855 | * Locates a LUN.
|
---|
856 | *
|
---|
857 | * @returns VBox status code.
|
---|
858 | * @param pVM The cross context VM structure.
|
---|
859 | * @param pszDevice Device name.
|
---|
860 | * @param iInstance Device instance.
|
---|
861 | * @param iLun The Logical Unit to obtain the interface of.
|
---|
862 | * @param ppLun Where to store the pointer to the LUN if found.
|
---|
863 | * @thread Try only do this in EMT...
|
---|
864 | */
|
---|
865 | int pdmR3DevFindLun(PVM pVM, const char *pszDevice, unsigned iInstance, unsigned iLun, PPPDMLUN ppLun)
|
---|
866 | {
|
---|
867 | /*
|
---|
868 | * Iterate registered devices looking for the device.
|
---|
869 | */
|
---|
870 | size_t cchDevice = strlen(pszDevice);
|
---|
871 | for (PPDMDEV pDev = pVM->pdm.s.pDevs; pDev; pDev = pDev->pNext)
|
---|
872 | {
|
---|
873 | if ( pDev->cchName == cchDevice
|
---|
874 | && !memcmp(pDev->pReg->szName, pszDevice, cchDevice))
|
---|
875 | {
|
---|
876 | /*
|
---|
877 | * Iterate device instances.
|
---|
878 | */
|
---|
879 | for (PPDMDEVINS pDevIns = pDev->pInstances; pDevIns; pDevIns = pDevIns->Internal.s.pPerDeviceNextR3)
|
---|
880 | {
|
---|
881 | if (pDevIns->iInstance == iInstance)
|
---|
882 | {
|
---|
883 | /*
|
---|
884 | * Iterate luns.
|
---|
885 | */
|
---|
886 | for (PPDMLUN pLun = pDevIns->Internal.s.pLunsR3; pLun; pLun = pLun->pNext)
|
---|
887 | {
|
---|
888 | if (pLun->iLun == iLun)
|
---|
889 | {
|
---|
890 | *ppLun = pLun;
|
---|
891 | return VINF_SUCCESS;
|
---|
892 | }
|
---|
893 | }
|
---|
894 | return VERR_PDM_LUN_NOT_FOUND;
|
---|
895 | }
|
---|
896 | }
|
---|
897 | return VERR_PDM_DEVICE_INSTANCE_NOT_FOUND;
|
---|
898 | }
|
---|
899 | }
|
---|
900 | return VERR_PDM_DEVICE_NOT_FOUND;
|
---|
901 | }
|
---|
902 |
|
---|
903 |
|
---|
904 | /**
|
---|
905 | * Attaches a preconfigured driver to an existing device instance.
|
---|
906 | *
|
---|
907 | * This is used to change drivers and suchlike at runtime.
|
---|
908 | *
|
---|
909 | * @returns VBox status code.
|
---|
910 | * @param pUVM The user mode VM handle.
|
---|
911 | * @param pszDevice Device name.
|
---|
912 | * @param iInstance Device instance.
|
---|
913 | * @param iLun The Logical Unit to obtain the interface of.
|
---|
914 | * @param fFlags Flags, combination of the PDMDEVATT_FLAGS_* \#defines.
|
---|
915 | * @param ppBase Where to store the base interface pointer. Optional.
|
---|
916 | * @thread EMT
|
---|
917 | */
|
---|
918 | VMMR3DECL(int) PDMR3DeviceAttach(PUVM pUVM, const char *pszDevice, unsigned iInstance, unsigned iLun, uint32_t fFlags, PPPDMIBASE ppBase)
|
---|
919 | {
|
---|
920 | UVM_ASSERT_VALID_EXT_RETURN(pUVM, VERR_INVALID_VM_HANDLE);
|
---|
921 | PVM pVM = pUVM->pVM;
|
---|
922 | VM_ASSERT_VALID_EXT_RETURN(pVM, VERR_INVALID_VM_HANDLE);
|
---|
923 | VM_ASSERT_EMT(pVM);
|
---|
924 | LogFlow(("PDMR3DeviceAttach: pszDevice=%p:{%s} iInstance=%d iLun=%d fFlags=%#x ppBase=%p\n",
|
---|
925 | pszDevice, pszDevice, iInstance, iLun, fFlags, ppBase));
|
---|
926 |
|
---|
927 | /*
|
---|
928 | * Find the LUN in question.
|
---|
929 | */
|
---|
930 | PPDMLUN pLun;
|
---|
931 | int rc = pdmR3DevFindLun(pVM, pszDevice, iInstance, iLun, &pLun);
|
---|
932 | if (RT_SUCCESS(rc))
|
---|
933 | {
|
---|
934 | /*
|
---|
935 | * Can we attach anything at runtime?
|
---|
936 | */
|
---|
937 | PPDMDEVINS pDevIns = pLun->pDevIns;
|
---|
938 | if (pDevIns->pReg->pfnAttach)
|
---|
939 | {
|
---|
940 | if (!pLun->pTop)
|
---|
941 | {
|
---|
942 | PDMCritSectEnter(pDevIns->pCritSectRoR3, VERR_IGNORED);
|
---|
943 | rc = pDevIns->pReg->pfnAttach(pDevIns, iLun, fFlags);
|
---|
944 | PDMCritSectLeave(pDevIns->pCritSectRoR3);
|
---|
945 | }
|
---|
946 | else
|
---|
947 | rc = VERR_PDM_DRIVER_ALREADY_ATTACHED;
|
---|
948 | }
|
---|
949 | else
|
---|
950 | rc = VERR_PDM_DEVICE_NO_RT_ATTACH;
|
---|
951 |
|
---|
952 | if (ppBase)
|
---|
953 | *ppBase = pLun->pTop ? &pLun->pTop->IBase : NULL;
|
---|
954 | }
|
---|
955 | else if (ppBase)
|
---|
956 | *ppBase = NULL;
|
---|
957 |
|
---|
958 | if (ppBase)
|
---|
959 | LogFlow(("PDMR3DeviceAttach: returns %Rrc *ppBase=%p\n", rc, *ppBase));
|
---|
960 | else
|
---|
961 | LogFlow(("PDMR3DeviceAttach: returns %Rrc\n", rc));
|
---|
962 | return rc;
|
---|
963 | }
|
---|
964 |
|
---|
965 |
|
---|
966 | /**
|
---|
967 | * Detaches a driver chain from an existing device instance.
|
---|
968 | *
|
---|
969 | * This is used to change drivers and suchlike at runtime.
|
---|
970 | *
|
---|
971 | * @returns VBox status code.
|
---|
972 | * @param pUVM The user mode VM handle.
|
---|
973 | * @param pszDevice Device name.
|
---|
974 | * @param iInstance Device instance.
|
---|
975 | * @param iLun The Logical Unit to obtain the interface of.
|
---|
976 | * @param fFlags Flags, combination of the PDMDEVATT_FLAGS_* \#defines.
|
---|
977 | * @thread EMT
|
---|
978 | */
|
---|
979 | VMMR3DECL(int) PDMR3DeviceDetach(PUVM pUVM, const char *pszDevice, unsigned iInstance, unsigned iLun, uint32_t fFlags)
|
---|
980 | {
|
---|
981 | return PDMR3DriverDetach(pUVM, pszDevice, iInstance, iLun, NULL, 0, fFlags);
|
---|
982 | }
|
---|
983 |
|
---|
984 |
|
---|
985 | /**
|
---|
986 | * References the critical section associated with a device for the use by a
|
---|
987 | * timer or similar created by the device.
|
---|
988 | *
|
---|
989 | * @returns Pointer to the critical section.
|
---|
990 | * @param pVM The cross context VM structure.
|
---|
991 | * @param pDevIns The device instance in question.
|
---|
992 | *
|
---|
993 | * @internal
|
---|
994 | */
|
---|
995 | VMMR3_INT_DECL(PPDMCRITSECT) PDMR3DevGetCritSect(PVM pVM, PPDMDEVINS pDevIns)
|
---|
996 | {
|
---|
997 | VM_ASSERT_EMT(pVM); RT_NOREF_PV(pVM);
|
---|
998 | VM_ASSERT_STATE(pVM, VMSTATE_CREATING);
|
---|
999 | AssertPtr(pDevIns);
|
---|
1000 |
|
---|
1001 | PPDMCRITSECT pCritSect = pDevIns->pCritSectRoR3;
|
---|
1002 | AssertPtr(pCritSect);
|
---|
1003 | pCritSect->s.fUsedByTimerOrSimilar = true;
|
---|
1004 |
|
---|
1005 | return pCritSect;
|
---|
1006 | }
|
---|
1007 |
|
---|
1008 |
|
---|
1009 | /**
|
---|
1010 | * Attaches a preconfigured driver to an existing device or driver instance.
|
---|
1011 | *
|
---|
1012 | * This is used to change drivers and suchlike at runtime. The driver or device
|
---|
1013 | * at the end of the chain will be told to attach to whatever is configured
|
---|
1014 | * below it.
|
---|
1015 | *
|
---|
1016 | * @returns VBox status code.
|
---|
1017 | * @param pUVM The user mode VM handle.
|
---|
1018 | * @param pszDevice Device name.
|
---|
1019 | * @param iInstance Device instance.
|
---|
1020 | * @param iLun The Logical Unit to obtain the interface of.
|
---|
1021 | * @param fFlags Flags, combination of the PDMDEVATT_FLAGS_* \#defines.
|
---|
1022 | * @param ppBase Where to store the base interface pointer. Optional.
|
---|
1023 | *
|
---|
1024 | * @thread EMT
|
---|
1025 | */
|
---|
1026 | VMMR3DECL(int) PDMR3DriverAttach(PUVM pUVM, const char *pszDevice, unsigned iInstance, unsigned iLun, uint32_t fFlags, PPPDMIBASE ppBase)
|
---|
1027 | {
|
---|
1028 | LogFlow(("PDMR3DriverAttach: pszDevice=%p:{%s} iInstance=%d iLun=%d fFlags=%#x ppBase=%p\n",
|
---|
1029 | pszDevice, pszDevice, iInstance, iLun, fFlags, ppBase));
|
---|
1030 | UVM_ASSERT_VALID_EXT_RETURN(pUVM, VERR_INVALID_VM_HANDLE);
|
---|
1031 | PVM pVM = pUVM->pVM;
|
---|
1032 | VM_ASSERT_VALID_EXT_RETURN(pVM, VERR_INVALID_VM_HANDLE);
|
---|
1033 | VM_ASSERT_EMT(pVM);
|
---|
1034 |
|
---|
1035 | if (ppBase)
|
---|
1036 | *ppBase = NULL;
|
---|
1037 |
|
---|
1038 | /*
|
---|
1039 | * Find the LUN in question.
|
---|
1040 | */
|
---|
1041 | PPDMLUN pLun;
|
---|
1042 | int rc = pdmR3DevFindLun(pVM, pszDevice, iInstance, iLun, &pLun);
|
---|
1043 | if (RT_SUCCESS(rc))
|
---|
1044 | {
|
---|
1045 | /*
|
---|
1046 | * Anything attached to the LUN?
|
---|
1047 | */
|
---|
1048 | PPDMDRVINS pDrvIns = pLun->pTop;
|
---|
1049 | if (!pDrvIns)
|
---|
1050 | {
|
---|
1051 | /* No, ask the device to attach to the new stuff. */
|
---|
1052 | PPDMDEVINS pDevIns = pLun->pDevIns;
|
---|
1053 | if (pDevIns->pReg->pfnAttach)
|
---|
1054 | {
|
---|
1055 | PDMCritSectEnter(pDevIns->pCritSectRoR3, VERR_IGNORED);
|
---|
1056 | rc = pDevIns->pReg->pfnAttach(pDevIns, iLun, fFlags);
|
---|
1057 | if (RT_SUCCESS(rc) && ppBase)
|
---|
1058 | *ppBase = pLun->pTop ? &pLun->pTop->IBase : NULL;
|
---|
1059 | PDMCritSectLeave(pDevIns->pCritSectRoR3);
|
---|
1060 | }
|
---|
1061 | else
|
---|
1062 | rc = VERR_PDM_DEVICE_NO_RT_ATTACH;
|
---|
1063 | }
|
---|
1064 | else
|
---|
1065 | {
|
---|
1066 | /* Yes, find the bottom most driver and ask it to attach to the new stuff. */
|
---|
1067 | while (pDrvIns->Internal.s.pDown)
|
---|
1068 | pDrvIns = pDrvIns->Internal.s.pDown;
|
---|
1069 | if (pDrvIns->pReg->pfnAttach)
|
---|
1070 | {
|
---|
1071 | rc = pDrvIns->pReg->pfnAttach(pDrvIns, fFlags);
|
---|
1072 | if (RT_SUCCESS(rc) && ppBase)
|
---|
1073 | *ppBase = pDrvIns->Internal.s.pDown
|
---|
1074 | ? &pDrvIns->Internal.s.pDown->IBase
|
---|
1075 | : NULL;
|
---|
1076 | }
|
---|
1077 | else
|
---|
1078 | rc = VERR_PDM_DRIVER_NO_RT_ATTACH;
|
---|
1079 | }
|
---|
1080 | }
|
---|
1081 |
|
---|
1082 | if (ppBase)
|
---|
1083 | LogFlow(("PDMR3DriverAttach: returns %Rrc *ppBase=%p\n", rc, *ppBase));
|
---|
1084 | else
|
---|
1085 | LogFlow(("PDMR3DriverAttach: returns %Rrc\n", rc));
|
---|
1086 | return rc;
|
---|
1087 | }
|
---|
1088 |
|
---|
1089 |
|
---|
1090 | /**
|
---|
1091 | * Detaches the specified driver instance.
|
---|
1092 | *
|
---|
1093 | * This is used to replumb drivers at runtime for simulating hot plugging and
|
---|
1094 | * media changes.
|
---|
1095 | *
|
---|
1096 | * This is a superset of PDMR3DeviceDetach. It allows detaching drivers from
|
---|
1097 | * any driver or device by specifying the driver to start detaching at. The
|
---|
1098 | * only prerequisite is that the driver or device above implements the
|
---|
1099 | * pfnDetach callback (PDMDRVREG / PDMDEVREG).
|
---|
1100 | *
|
---|
1101 | * @returns VBox status code.
|
---|
1102 | * @param pUVM The user mode VM handle.
|
---|
1103 | * @param pszDevice Device name.
|
---|
1104 | * @param iDevIns Device instance.
|
---|
1105 | * @param iLun The Logical Unit in which to look for the driver.
|
---|
1106 | * @param pszDriver The name of the driver which to detach. If NULL
|
---|
1107 | * then the entire driver chain is detatched.
|
---|
1108 | * @param iOccurrence The occurrence of that driver in the chain. This is
|
---|
1109 | * usually 0.
|
---|
1110 | * @param fFlags Flags, combination of the PDMDEVATT_FLAGS_* \#defines.
|
---|
1111 | * @thread EMT
|
---|
1112 | */
|
---|
1113 | VMMR3DECL(int) PDMR3DriverDetach(PUVM pUVM, const char *pszDevice, unsigned iDevIns, unsigned iLun,
|
---|
1114 | const char *pszDriver, unsigned iOccurrence, uint32_t fFlags)
|
---|
1115 | {
|
---|
1116 | LogFlow(("PDMR3DriverDetach: pszDevice=%p:{%s} iDevIns=%u iLun=%u pszDriver=%p:{%s} iOccurrence=%u fFlags=%#x\n",
|
---|
1117 | pszDevice, pszDevice, iDevIns, iLun, pszDriver, pszDriver, iOccurrence, fFlags));
|
---|
1118 | UVM_ASSERT_VALID_EXT_RETURN(pUVM, VERR_INVALID_VM_HANDLE);
|
---|
1119 | PVM pVM = pUVM->pVM;
|
---|
1120 | VM_ASSERT_VALID_EXT_RETURN(pVM, VERR_INVALID_VM_HANDLE);
|
---|
1121 | VM_ASSERT_EMT(pVM);
|
---|
1122 | AssertPtr(pszDevice);
|
---|
1123 | AssertPtrNull(pszDriver);
|
---|
1124 | Assert(iOccurrence == 0 || pszDriver);
|
---|
1125 | Assert(!(fFlags & ~(PDM_TACH_FLAGS_NOT_HOT_PLUG)));
|
---|
1126 |
|
---|
1127 | /*
|
---|
1128 | * Find the LUN in question.
|
---|
1129 | */
|
---|
1130 | PPDMLUN pLun;
|
---|
1131 | int rc = pdmR3DevFindLun(pVM, pszDevice, iDevIns, iLun, &pLun);
|
---|
1132 | if (RT_SUCCESS(rc))
|
---|
1133 | {
|
---|
1134 | /*
|
---|
1135 | * Locate the driver.
|
---|
1136 | */
|
---|
1137 | PPDMDRVINS pDrvIns = pLun->pTop;
|
---|
1138 | if (pDrvIns)
|
---|
1139 | {
|
---|
1140 | if (pszDriver)
|
---|
1141 | {
|
---|
1142 | while (pDrvIns)
|
---|
1143 | {
|
---|
1144 | if (!strcmp(pDrvIns->pReg->szName, pszDriver))
|
---|
1145 | {
|
---|
1146 | if (iOccurrence == 0)
|
---|
1147 | break;
|
---|
1148 | iOccurrence--;
|
---|
1149 | }
|
---|
1150 | pDrvIns = pDrvIns->Internal.s.pDown;
|
---|
1151 | }
|
---|
1152 | }
|
---|
1153 | if (pDrvIns)
|
---|
1154 | rc = pdmR3DrvDetach(pDrvIns, fFlags);
|
---|
1155 | else
|
---|
1156 | rc = VERR_PDM_DRIVER_INSTANCE_NOT_FOUND;
|
---|
1157 | }
|
---|
1158 | else
|
---|
1159 | rc = VINF_PDM_NO_DRIVER_ATTACHED_TO_LUN;
|
---|
1160 | }
|
---|
1161 |
|
---|
1162 | LogFlow(("PDMR3DriverDetach: returns %Rrc\n", rc));
|
---|
1163 | return rc;
|
---|
1164 | }
|
---|
1165 |
|
---|
1166 |
|
---|
1167 | /**
|
---|
1168 | * Runtime detach and reattach of a new driver chain or sub chain.
|
---|
1169 | *
|
---|
1170 | * This is intended to be called on a non-EMT thread, this will instantiate the
|
---|
1171 | * new driver (sub-)chain, and then the EMTs will do the actual replumbing. The
|
---|
1172 | * destruction of the old driver chain will be taken care of on the calling
|
---|
1173 | * thread.
|
---|
1174 | *
|
---|
1175 | * @returns VBox status code.
|
---|
1176 | * @param pUVM The user mode VM handle.
|
---|
1177 | * @param pszDevice Device name.
|
---|
1178 | * @param iDevIns Device instance.
|
---|
1179 | * @param iLun The Logical Unit in which to look for the driver.
|
---|
1180 | * @param pszDriver The name of the driver which to detach and replace.
|
---|
1181 | * If NULL then the entire driver chain is to be
|
---|
1182 | * reattached.
|
---|
1183 | * @param iOccurrence The occurrence of that driver in the chain. This is
|
---|
1184 | * usually 0.
|
---|
1185 | * @param fFlags Flags, combination of the PDMDEVATT_FLAGS_* \#defines.
|
---|
1186 | * @param pCfg The configuration of the new driver chain that is
|
---|
1187 | * going to be attached. The subtree starts with the
|
---|
1188 | * node containing a Driver key, a Config subtree and
|
---|
1189 | * optionally an AttachedDriver subtree.
|
---|
1190 | * If this parameter is NULL, then this call will work
|
---|
1191 | * like at a non-pause version of PDMR3DriverDetach.
|
---|
1192 | * @param ppBase Where to store the base interface pointer to the new
|
---|
1193 | * driver. Optional.
|
---|
1194 | *
|
---|
1195 | * @thread Any thread. The EMTs will be involved at some point though.
|
---|
1196 | */
|
---|
1197 | VMMR3DECL(int) PDMR3DriverReattach(PUVM pUVM, const char *pszDevice, unsigned iDevIns, unsigned iLun,
|
---|
1198 | const char *pszDriver, unsigned iOccurrence, uint32_t fFlags,
|
---|
1199 | PCFGMNODE pCfg, PPPDMIBASE ppBase)
|
---|
1200 | {
|
---|
1201 | NOREF(pUVM); NOREF(pszDevice); NOREF(iDevIns); NOREF(iLun); NOREF(pszDriver); NOREF(iOccurrence);
|
---|
1202 | NOREF(fFlags); NOREF(pCfg); NOREF(ppBase);
|
---|
1203 | return VERR_NOT_IMPLEMENTED;
|
---|
1204 | }
|
---|
1205 |
|
---|