9dca051a5f8ff457ef1692990f6ecfa280daf265vboxsync

9dca051a5f8ff457ef1692990f6ecfa280daf265vboxsync

9dca051a5f8ff457ef1692990f6ecfa280daf265vboxsync#define LOG_GROUP LOG_GROUP_DRV_SCSI

43747b1f0bc8302a238fb35e55857a5e9aa1933dvboxsync#include <VBox/vmm/pdmdrv.h>

43747b1f0bc8302a238fb35e55857a5e9aa1933dvboxsync#include <VBox/vmm/pdmifs.h>

43747b1f0bc8302a238fb35e55857a5e9aa1933dvboxsync#include <VBox/vmm/pdmthread.h>

ea779b55cc87f3e3fadddca4672c6697c82606edvboxsync#include <VBox/vscsi.h>

b0db50948c349fa76655abf252f7946b515e8204vboxsync#include <VBox/scsi.h>

2f0d866e126dd288169fed591c259c1c6b4016e5vboxsync#include <iprt/asm.h>

9dca051a5f8ff457ef1692990f6ecfa280daf265vboxsync#include <iprt/assert.h>

ee4d840f54fd2dcea8a73b1b86d5ec0db370b05dvboxsync#include <iprt/mem.h>

9dca051a5f8ff457ef1692990f6ecfa280daf265vboxsync#include <iprt/req.h>

9dca051a5f8ff457ef1692990f6ecfa280daf265vboxsync#include <iprt/semaphore.h>

ee4d840f54fd2dcea8a73b1b86d5ec0db370b05dvboxsync#include <iprt/string.h>

ee4d840f54fd2dcea8a73b1b86d5ec0db370b05dvboxsync#include <iprt/uuid.h>

9dca051a5f8ff457ef1692990f6ecfa280daf265vboxsync

f5e53763b0a581b0299e98028c6c52192eb06785vboxsync#include "VBoxDD.h"

9dca051a5f8ff457ef1692990f6ecfa280daf265vboxsync

4569bf0ad094b40d2e177299a00d37e94d28616cvboxsync#define MAX_LOG_REL_ERRORS 1024

4569bf0ad094b40d2e177299a00d37e94d28616cvboxsync

9dca051a5f8ff457ef1692990f6ecfa280daf265vboxsynctypedef struct DRVSCSI

9dca051a5f8ff457ef1692990f6ecfa280daf265vboxsync{

9dca051a5f8ff457ef1692990f6ecfa280daf265vboxsync /** Pointer driver instance. */

9dca051a5f8ff457ef1692990f6ecfa280daf265vboxsync PPDMDRVINS pDrvIns;

9dca051a5f8ff457ef1692990f6ecfa280daf265vboxsync

9dca051a5f8ff457ef1692990f6ecfa280daf265vboxsync /** Pointer to the attached driver's base interface. */

9dca051a5f8ff457ef1692990f6ecfa280daf265vboxsync PPDMIBASE pDrvBase;

9dca051a5f8ff457ef1692990f6ecfa280daf265vboxsync /** Pointer to the attached driver's block interface. */

9dca051a5f8ff457ef1692990f6ecfa280daf265vboxsync PPDMIBLOCK pDrvBlock;

9dca051a5f8ff457ef1692990f6ecfa280daf265vboxsync /** Pointer to the attached driver's async block interface. */

9dca051a5f8ff457ef1692990f6ecfa280daf265vboxsync PPDMIBLOCKASYNC pDrvBlockAsync;

9dca051a5f8ff457ef1692990f6ecfa280daf265vboxsync /** Pointer to the attached driver's block bios interface. */

9dca051a5f8ff457ef1692990f6ecfa280daf265vboxsync PPDMIBLOCKBIOS pDrvBlockBios;

9dca051a5f8ff457ef1692990f6ecfa280daf265vboxsync /** Pointer to the attached driver's mount interface. */

9dca051a5f8ff457ef1692990f6ecfa280daf265vboxsync PPDMIMOUNT pDrvMount;

9dca051a5f8ff457ef1692990f6ecfa280daf265vboxsync /** Pointer to the SCSI port interface of the device above. */

9dca051a5f8ff457ef1692990f6ecfa280daf265vboxsync PPDMISCSIPORT pDevScsiPort;

9dca051a5f8ff457ef1692990f6ecfa280daf265vboxsync /** pointer to the Led port interface of the dveice above. */

9dca051a5f8ff457ef1692990f6ecfa280daf265vboxsync PPDMILEDPORTS pLedPort;

9dca051a5f8ff457ef1692990f6ecfa280daf265vboxsync /** The scsi connector interface .*/

9dca051a5f8ff457ef1692990f6ecfa280daf265vboxsync PDMISCSICONNECTOR ISCSIConnector;

9dca051a5f8ff457ef1692990f6ecfa280daf265vboxsync /** The block port interface. */

9dca051a5f8ff457ef1692990f6ecfa280daf265vboxsync PDMIBLOCKPORT IPort;

9dca051a5f8ff457ef1692990f6ecfa280daf265vboxsync /** The optional block async port interface. */

9dca051a5f8ff457ef1692990f6ecfa280daf265vboxsync PDMIBLOCKASYNCPORT IPortAsync;

9dca051a5f8ff457ef1692990f6ecfa280daf265vboxsync /** The mount notify interface. */

9dca051a5f8ff457ef1692990f6ecfa280daf265vboxsync PDMIMOUNTNOTIFY IMountNotify;

ee4d840f54fd2dcea8a73b1b86d5ec0db370b05dvboxsync /** Fallback status LED state for this drive.

9dca051a5f8ff457ef1692990f6ecfa280daf265vboxsync PDMLED Led;

ee4d840f54fd2dcea8a73b1b86d5ec0db370b05dvboxsync /** Pointer to the status LED for this drive. */

9dca051a5f8ff457ef1692990f6ecfa280daf265vboxsync PPDMLED pLed;

9dca051a5f8ff457ef1692990f6ecfa280daf265vboxsync

ea779b55cc87f3e3fadddca4672c6697c82606edvboxsync /** VSCSI device handle. */

ea779b55cc87f3e3fadddca4672c6697c82606edvboxsync VSCSIDEVICE hVScsiDevice;

ea779b55cc87f3e3fadddca4672c6697c82606edvboxsync /** VSCSI LUN handle. */

ea779b55cc87f3e3fadddca4672c6697c82606edvboxsync VSCSILUN hVScsiLun;

ea779b55cc87f3e3fadddca4672c6697c82606edvboxsync /** I/O callbacks. */

ea779b55cc87f3e3fadddca4672c6697c82606edvboxsync VSCSILUNIOCALLBACKS VScsiIoCallbacks;

9dca051a5f8ff457ef1692990f6ecfa280daf265vboxsync

9dca051a5f8ff457ef1692990f6ecfa280daf265vboxsync /** The dedicated I/O thread for the non async approach. */

9dca051a5f8ff457ef1692990f6ecfa280daf265vboxsync PPDMTHREAD pAsyncIOThread;

9dca051a5f8ff457ef1692990f6ecfa280daf265vboxsync /** Queue for passing the requests to the thread. */

36411046d85fccaa66061120a064225fd1b5ae01vboxsync RTREQQUEUE hQueueRequests;

d4e9ccea0ea1ed303b5708ff94f6c202755f0dc6vboxsync /** Request that we've left pending on wakeup or reset. */

d4e9ccea0ea1ed303b5708ff94f6c202755f0dc6vboxsync PRTREQ pPendingDummyReq;

0c4004948fca34f2db87e7b38013137e9472c306vboxsync /** Indicates whether PDMDrvHlpAsyncNotificationCompleted should be called by

0c4004948fca34f2db87e7b38013137e9472c306vboxsync bool volatile fDummySignal;

9dca051a5f8ff457ef1692990f6ecfa280daf265vboxsync /** Release statistics: number of bytes written. */

9dca051a5f8ff457ef1692990f6ecfa280daf265vboxsync STAMCOUNTER StatBytesWritten;

9dca051a5f8ff457ef1692990f6ecfa280daf265vboxsync /** Release statistics: number of bytes read. */

9dca051a5f8ff457ef1692990f6ecfa280daf265vboxsync STAMCOUNTER StatBytesRead;

44a2ecaf2d0fc196ab76cab13b3f909299e386d1vboxsync /** Release statistics: Current I/O depth. */

44a2ecaf2d0fc196ab76cab13b3f909299e386d1vboxsync volatile uint32_t StatIoDepth;

4569bf0ad094b40d2e177299a00d37e94d28616cvboxsync /** Errors printed in the release log. */

4569bf0ad094b40d2e177299a00d37e94d28616cvboxsync unsigned cErrors;

65697a26b524640b83828b715160c798c43a0424vboxsync /** Mark the drive as having a non-rotational medium (i.e. as a SSD). */

65697a26b524640b83828b715160c798c43a0424vboxsync bool fNonRotational;

6f76f373e9274aa29ec1485be3bfebafb670af0evboxsync /** Medium is readonly */

6f76f373e9274aa29ec1485be3bfebafb670af0evboxsync bool fReadonly;

9dca051a5f8ff457ef1692990f6ecfa280daf265vboxsync} DRVSCSI, *PDRVSCSI;

9dca051a5f8ff457ef1692990f6ecfa280daf265vboxsync

cab115cfa31c584def7069312a1e23c3fc88533bvboxsync#define PDMISCSICONNECTOR_2_DRVSCSI(pInterface) ( (PDRVSCSI)((uintptr_t)pInterface - RT_OFFSETOF(DRVSCSI, ISCSIConnector)) )

ea779b55cc87f3e3fadddca4672c6697c82606edvboxsync#define PDMIBLOCKASYNCPORT_2_DRVSCSI(pInterface) ( (PDRVSCSI)((uintptr_t)pInterface - RT_OFFSETOF(DRVSCSI, IPortAsync)) )

0a3cfc177eb2cca0805ca23cf5f98b0080b2ec21vboxsync#define PDMIMOUNTNOTIFY_2_DRVSCSI(pInterface) ( (PDRVSCSI)((uintptr_t)pInterface - RT_OFFSETOF(DRVSCSI, IMountNotify)) )

cab115cfa31c584def7069312a1e23c3fc88533bvboxsync#define PDMIBLOCKPORT_2_DRVSCSI(pInterface) ( (PDRVSCSI)((uintptr_t)pInterface - RT_OFFSETOF(DRVSCSI, IPort)) )

9dca051a5f8ff457ef1692990f6ecfa280daf265vboxsync

0381007ae929f1a0885e69644b7d586a1dbb3a2avboxsyncstatic bool drvscsiIsRedoPossible(int rc)

96a7e06717e2d7398642eadb5ebab1bf13fbe2dbvboxsync{

96a7e06717e2d7398642eadb5ebab1bf13fbe2dbvboxsync if ( rc == VERR_DISK_FULL

96a7e06717e2d7398642eadb5ebab1bf13fbe2dbvboxsync || rc == VERR_FILE_TOO_BIG

96a7e06717e2d7398642eadb5ebab1bf13fbe2dbvboxsync || rc == VERR_BROKEN_PIPE

1741b757f7a570a7e6d48db46c3f4cd50f2ee296vboxsync || rc == VERR_NET_CONNECTION_REFUSED

1741b757f7a570a7e6d48db46c3f4cd50f2ee296vboxsync || rc == VERR_VD_DEK_MISSING)

96a7e06717e2d7398642eadb5ebab1bf13fbe2dbvboxsync return true;

96a7e06717e2d7398642eadb5ebab1bf13fbe2dbvboxsync

96a7e06717e2d7398642eadb5ebab1bf13fbe2dbvboxsync return false;

96a7e06717e2d7398642eadb5ebab1bf13fbe2dbvboxsync}

96a7e06717e2d7398642eadb5ebab1bf13fbe2dbvboxsync

ea779b55cc87f3e3fadddca4672c6697c82606edvboxsyncstatic int drvscsiProcessRequestOne(PDRVSCSI pThis, VSCSIIOREQ hVScsiIoReq)

9dca051a5f8ff457ef1692990f6ecfa280daf265vboxsync{

ea779b55cc87f3e3fadddca4672c6697c82606edvboxsync int rc = VINF_SUCCESS;

ea779b55cc87f3e3fadddca4672c6697c82606edvboxsync VSCSIIOREQTXDIR enmTxDir;

9dca051a5f8ff457ef1692990f6ecfa280daf265vboxsync

ea779b55cc87f3e3fadddca4672c6697c82606edvboxsync enmTxDir = VSCSIIoReqTxDirGet(hVScsiIoReq);

9dca051a5f8ff457ef1692990f6ecfa280daf265vboxsync

ea779b55cc87f3e3fadddca4672c6697c82606edvboxsync switch (enmTxDir)

9dca051a5f8ff457ef1692990f6ecfa280daf265vboxsync {

ea779b55cc87f3e3fadddca4672c6697c82606edvboxsync case VSCSIIOREQTXDIR_FLUSH:

ea779b55cc87f3e3fadddca4672c6697c82606edvboxsync {

ea779b55cc87f3e3fadddca4672c6697c82606edvboxsync rc = pThis->pDrvBlock->pfnFlush(pThis->pDrvBlock);

eb8371e8297aff06a1982468835ff62e1ab77b30vboxsync if ( RT_FAILURE(rc)

eb8371e8297aff06a1982468835ff62e1ab77b30vboxsync && pThis->cErrors++ < MAX_LOG_REL_ERRORS)

eb8371e8297aff06a1982468835ff62e1ab77b30vboxsync LogRel(("SCSI#%u: Flush returned rc=%Rrc\n",

eb8371e8297aff06a1982468835ff62e1ab77b30vboxsync pThis->pDrvIns->iInstance, rc));

9dca051a5f8ff457ef1692990f6ecfa280daf265vboxsync break;

ea779b55cc87f3e3fadddca4672c6697c82606edvboxsync }

ea779b55cc87f3e3fadddca4672c6697c82606edvboxsync case VSCSIIOREQTXDIR_READ:

ea779b55cc87f3e3fadddca4672c6697c82606edvboxsync case VSCSIIOREQTXDIR_WRITE:

ea779b55cc87f3e3fadddca4672c6697c82606edvboxsync {

a9f41cb889f53e8407561a6155052c441eb0fc5fvboxsync uint64_t uOffset = 0;

a9f41cb889f53e8407561a6155052c441eb0fc5fvboxsync size_t cbTransfer = 0;

a9f41cb889f53e8407561a6155052c441eb0fc5fvboxsync size_t cbSeg = 0;

a9f41cb889f53e8407561a6155052c441eb0fc5fvboxsync PCRTSGSEG paSeg = NULL;

a9f41cb889f53e8407561a6155052c441eb0fc5fvboxsync unsigned cSeg = 0;

9dca051a5f8ff457ef1692990f6ecfa280daf265vboxsync

ea779b55cc87f3e3fadddca4672c6697c82606edvboxsync rc = VSCSIIoReqParamsGet(hVScsiIoReq, &uOffset, &cbTransfer, &cSeg, &cbSeg,

ea779b55cc87f3e3fadddca4672c6697c82606edvboxsync &paSeg);

ea779b55cc87f3e3fadddca4672c6697c82606edvboxsync AssertRC(rc);

9dca051a5f8ff457ef1692990f6ecfa280daf265vboxsync

ea779b55cc87f3e3fadddca4672c6697c82606edvboxsync while (cbTransfer && cSeg)

ea779b55cc87f3e3fadddca4672c6697c82606edvboxsync {

ea779b55cc87f3e3fadddca4672c6697c82606edvboxsync size_t cbProcess = (cbTransfer < paSeg->cbSeg) ? cbTransfer : paSeg->cbSeg;

9dca051a5f8ff457ef1692990f6ecfa280daf265vboxsync

ea779b55cc87f3e3fadddca4672c6697c82606edvboxsync Log(("%s: uOffset=%llu cbProcess=%u\n", __FUNCTION__, uOffset, cbProcess));

9dca051a5f8ff457ef1692990f6ecfa280daf265vboxsync

ea779b55cc87f3e3fadddca4672c6697c82606edvboxsync if (enmTxDir == VSCSIIOREQTXDIR_READ)

ea779b55cc87f3e3fadddca4672c6697c82606edvboxsync {

ea779b55cc87f3e3fadddca4672c6697c82606edvboxsync pThis->pLed->Asserted.s.fReading = pThis->pLed->Actual.s.fReading = 1;

ea779b55cc87f3e3fadddca4672c6697c82606edvboxsync rc = pThis->pDrvBlock->pfnRead(pThis->pDrvBlock, uOffset,

ea779b55cc87f3e3fadddca4672c6697c82606edvboxsync paSeg->pvSeg, cbProcess);

ea779b55cc87f3e3fadddca4672c6697c82606edvboxsync pThis->pLed->Actual.s.fReading = 0;

ea779b55cc87f3e3fadddca4672c6697c82606edvboxsync if (RT_FAILURE(rc))

96a7e06717e2d7398642eadb5ebab1bf13fbe2dbvboxsync break;

ea779b55cc87f3e3fadddca4672c6697c82606edvboxsync STAM_REL_COUNTER_ADD(&pThis->StatBytesRead, cbProcess);

ea779b55cc87f3e3fadddca4672c6697c82606edvboxsync }

ea779b55cc87f3e3fadddca4672c6697c82606edvboxsync else

ea779b55cc87f3e3fadddca4672c6697c82606edvboxsync {

ea779b55cc87f3e3fadddca4672c6697c82606edvboxsync pThis->pLed->Asserted.s.fWriting = pThis->pLed->Actual.s.fWriting = 1;

ea779b55cc87f3e3fadddca4672c6697c82606edvboxsync rc = pThis->pDrvBlock->pfnWrite(pThis->pDrvBlock, uOffset,

ea779b55cc87f3e3fadddca4672c6697c82606edvboxsync paSeg->pvSeg, cbProcess);

ea779b55cc87f3e3fadddca4672c6697c82606edvboxsync pThis->pLed->Actual.s.fWriting = 0;

ea779b55cc87f3e3fadddca4672c6697c82606edvboxsync if (RT_FAILURE(rc))

96a7e06717e2d7398642eadb5ebab1bf13fbe2dbvboxsync break;

ea779b55cc87f3e3fadddca4672c6697c82606edvboxsync STAM_REL_COUNTER_ADD(&pThis->StatBytesWritten, cbProcess);

ea779b55cc87f3e3fadddca4672c6697c82606edvboxsync }

93f91841f87620d1cb6d0238b3d0d5e52cd3b9a4vboxsync

ea779b55cc87f3e3fadddca4672c6697c82606edvboxsync /* Go to the next entry. */

ea779b55cc87f3e3fadddca4672c6697c82606edvboxsync uOffset += cbProcess;

ea779b55cc87f3e3fadddca4672c6697c82606edvboxsync cbTransfer -= cbProcess;

ea779b55cc87f3e3fadddca4672c6697c82606edvboxsync paSeg++;

ea779b55cc87f3e3fadddca4672c6697c82606edvboxsync cSeg--;

ea779b55cc87f3e3fadddca4672c6697c82606edvboxsync }

9dca051a5f8ff457ef1692990f6ecfa280daf265vboxsync

eb8371e8297aff06a1982468835ff62e1ab77b30vboxsync if ( RT_FAILURE(rc)

eb8371e8297aff06a1982468835ff62e1ab77b30vboxsync && pThis->cErrors++ < MAX_LOG_REL_ERRORS)

eb8371e8297aff06a1982468835ff62e1ab77b30vboxsync LogRel(("SCSI#%u: %s at offset %llu (%u bytes left) returned rc=%Rrc\n",

eb8371e8297aff06a1982468835ff62e1ab77b30vboxsync pThis->pDrvIns->iInstance,

eb8371e8297aff06a1982468835ff62e1ab77b30vboxsync enmTxDir == VSCSIIOREQTXDIR_READ

eb8371e8297aff06a1982468835ff62e1ab77b30vboxsync ? "Read"

eb8371e8297aff06a1982468835ff62e1ab77b30vboxsync : "Write",

eb8371e8297aff06a1982468835ff62e1ab77b30vboxsync uOffset,

eb8371e8297aff06a1982468835ff62e1ab77b30vboxsync cbTransfer, rc));

eb8371e8297aff06a1982468835ff62e1ab77b30vboxsync

ea779b55cc87f3e3fadddca4672c6697c82606edvboxsync break;

ea779b55cc87f3e3fadddca4672c6697c82606edvboxsync }

65697a26b524640b83828b715160c798c43a0424vboxsync case VSCSIIOREQTXDIR_UNMAP:

65697a26b524640b83828b715160c798c43a0424vboxsync {

f4aad55f8addd816ef005845842a2418bbdc3ea2vboxsync PCRTRANGE paRanges;

65697a26b524640b83828b715160c798c43a0424vboxsync unsigned cRanges;

65697a26b524640b83828b715160c798c43a0424vboxsync

65697a26b524640b83828b715160c798c43a0424vboxsync rc = VSCSIIoReqUnmapParamsGet(hVScsiIoReq, &paRanges, &cRanges);

65697a26b524640b83828b715160c798c43a0424vboxsync AssertRC(rc);

65697a26b524640b83828b715160c798c43a0424vboxsync

65697a26b524640b83828b715160c798c43a0424vboxsync pThis->pLed->Asserted.s.fWriting = pThis->pLed->Actual.s.fWriting = 1;

f4aad55f8addd816ef005845842a2418bbdc3ea2vboxsync rc = pThis->pDrvBlock->pfnDiscard(pThis->pDrvBlock, paRanges, cRanges);

65697a26b524640b83828b715160c798c43a0424vboxsync pThis->pLed->Actual.s.fWriting = 0;

eb8371e8297aff06a1982468835ff62e1ab77b30vboxsync

eb8371e8297aff06a1982468835ff62e1ab77b30vboxsync if ( RT_FAILURE(rc)

eb8371e8297aff06a1982468835ff62e1ab77b30vboxsync && pThis->cErrors++ < MAX_LOG_REL_ERRORS)

eb8371e8297aff06a1982468835ff62e1ab77b30vboxsync LogRel(("SCSI#%u: Unmap returned rc=%Rrc\n",

eb8371e8297aff06a1982468835ff62e1ab77b30vboxsync pThis->pDrvIns->iInstance, rc));

eb8371e8297aff06a1982468835ff62e1ab77b30vboxsync

65697a26b524640b83828b715160c798c43a0424vboxsync break;

65697a26b524640b83828b715160c798c43a0424vboxsync }

ea779b55cc87f3e3fadddca4672c6697c82606edvboxsync default:

ea779b55cc87f3e3fadddca4672c6697c82606edvboxsync AssertMsgFailed(("Invalid transfer direction %d\n", enmTxDir));

ea779b55cc87f3e3fadddca4672c6697c82606edvboxsync }

9dca051a5f8ff457ef1692990f6ecfa280daf265vboxsync

96a7e06717e2d7398642eadb5ebab1bf13fbe2dbvboxsync if (RT_SUCCESS(rc))

96a7e06717e2d7398642eadb5ebab1bf13fbe2dbvboxsync VSCSIIoReqCompleted(hVScsiIoReq, rc, false /* fRedoPossible */);

96a7e06717e2d7398642eadb5ebab1bf13fbe2dbvboxsync else

96a7e06717e2d7398642eadb5ebab1bf13fbe2dbvboxsync VSCSIIoReqCompleted(hVScsiIoReq, rc, drvscsiIsRedoPossible(rc));

9dca051a5f8ff457ef1692990f6ecfa280daf265vboxsync

ea779b55cc87f3e3fadddca4672c6697c82606edvboxsync return VINF_SUCCESS;

9dca051a5f8ff457ef1692990f6ecfa280daf265vboxsync}

9dca051a5f8ff457ef1692990f6ecfa280daf265vboxsync

65697a26b524640b83828b715160c798c43a0424vboxsyncstatic DECLCALLBACK(int) drvscsiGetSize(VSCSILUN hVScsiLun, void *pvScsiLunUser, uint64_t *pcbSize)

9dca051a5f8ff457ef1692990f6ecfa280daf265vboxsync{

ea779b55cc87f3e3fadddca4672c6697c82606edvboxsync PDRVSCSI pThis = (PDRVSCSI)pvScsiLunUser;

9dca051a5f8ff457ef1692990f6ecfa280daf265vboxsync

ea779b55cc87f3e3fadddca4672c6697c82606edvboxsync *pcbSize = pThis->pDrvBlock->pfnGetSize(pThis->pDrvBlock);

9dca051a5f8ff457ef1692990f6ecfa280daf265vboxsync

ea779b55cc87f3e3fadddca4672c6697c82606edvboxsync return VINF_SUCCESS;

9dca051a5f8ff457ef1692990f6ecfa280daf265vboxsync}

9dca051a5f8ff457ef1692990f6ecfa280daf265vboxsync

e18d16f31765f000e2a4a111a3df6d211cd825f1vboxsync

e18d16f31765f000e2a4a111a3df6d211cd825f1vboxsyncstatic DECLCALLBACK(int) drvscsiGetSectorSize(VSCSILUN hVScsiLun, void *pvScsiLunUser, uint32_t *pcbSectorSize)

e18d16f31765f000e2a4a111a3df6d211cd825f1vboxsync{

e18d16f31765f000e2a4a111a3df6d211cd825f1vboxsync PDRVSCSI pThis = (PDRVSCSI)pvScsiLunUser;

e18d16f31765f000e2a4a111a3df6d211cd825f1vboxsync

e18d16f31765f000e2a4a111a3df6d211cd825f1vboxsync *pcbSectorSize = pThis->pDrvBlock->pfnGetSectorSize(pThis->pDrvBlock);

e18d16f31765f000e2a4a111a3df6d211cd825f1vboxsync

e18d16f31765f000e2a4a111a3df6d211cd825f1vboxsync return VINF_SUCCESS;

e18d16f31765f000e2a4a111a3df6d211cd825f1vboxsync}

5761ae063fc6a6dcc410a6b56ddc286ba16855c8vboxsyncstatic DECLCALLBACK(int) drvscsiSetLock(VSCSILUN hVScsiLun, void *pvScsiLunUser, bool fLocked)

5761ae063fc6a6dcc410a6b56ddc286ba16855c8vboxsync{

5761ae063fc6a6dcc410a6b56ddc286ba16855c8vboxsync PDRVSCSI pThis = (PDRVSCSI)pvScsiLunUser;

5761ae063fc6a6dcc410a6b56ddc286ba16855c8vboxsync

5761ae063fc6a6dcc410a6b56ddc286ba16855c8vboxsync if (fLocked)

5761ae063fc6a6dcc410a6b56ddc286ba16855c8vboxsync pThis->pDrvMount->pfnLock(pThis->pDrvMount);

5761ae063fc6a6dcc410a6b56ddc286ba16855c8vboxsync else

5761ae063fc6a6dcc410a6b56ddc286ba16855c8vboxsync pThis->pDrvMount->pfnUnlock(pThis->pDrvMount);

5761ae063fc6a6dcc410a6b56ddc286ba16855c8vboxsync

5761ae063fc6a6dcc410a6b56ddc286ba16855c8vboxsync return VINF_SUCCESS;

5761ae063fc6a6dcc410a6b56ddc286ba16855c8vboxsync}

5761ae063fc6a6dcc410a6b56ddc286ba16855c8vboxsync

f687f34bd232be13744edbc0cc5155fa5d4540edvboxsyncstatic int drvscsiTransferCompleteNotify(PPDMIBLOCKASYNCPORT pInterface, void *pvUser, int rc)

9dca051a5f8ff457ef1692990f6ecfa280daf265vboxsync{

ea779b55cc87f3e3fadddca4672c6697c82606edvboxsync PDRVSCSI pThis = PDMIBLOCKASYNCPORT_2_DRVSCSI(pInterface);

ea779b55cc87f3e3fadddca4672c6697c82606edvboxsync VSCSIIOREQ hVScsiIoReq = (VSCSIIOREQ)pvUser;

ea779b55cc87f3e3fadddca4672c6697c82606edvboxsync VSCSIIOREQTXDIR enmTxDir = VSCSIIoReqTxDirGet(hVScsiIoReq);

ea779b55cc87f3e3fadddca4672c6697c82606edvboxsync

0dd6dfbebcda0af90da4413aaea5f3b9d1817556vboxsync LogFlowFunc(("Request hVScsiIoReq=%#p completed\n", hVScsiIoReq));

0dd6dfbebcda0af90da4413aaea5f3b9d1817556vboxsync

ea779b55cc87f3e3fadddca4672c6697c82606edvboxsync if (enmTxDir == VSCSIIOREQTXDIR_READ)

ea779b55cc87f3e3fadddca4672c6697c82606edvboxsync pThis->pLed->Actual.s.fReading = 0;

f4aad55f8addd816ef005845842a2418bbdc3ea2vboxsync else if ( enmTxDir == VSCSIIOREQTXDIR_WRITE

f4aad55f8addd816ef005845842a2418bbdc3ea2vboxsync || enmTxDir == VSCSIIOREQTXDIR_UNMAP)

ea779b55cc87f3e3fadddca4672c6697c82606edvboxsync pThis->pLed->Actual.s.fWriting = 0;

ea779b55cc87f3e3fadddca4672c6697c82606edvboxsync else

ead016c68c61b5f2e1fe4d237054eebea9327d4bvboxsync AssertMsg(enmTxDir == VSCSIIOREQTXDIR_FLUSH, ("Invalid transfer direction %u\n", enmTxDir));

9dca051a5f8ff457ef1692990f6ecfa280daf265vboxsync

96a7e06717e2d7398642eadb5ebab1bf13fbe2dbvboxsync if (RT_SUCCESS(rc))

96a7e06717e2d7398642eadb5ebab1bf13fbe2dbvboxsync VSCSIIoReqCompleted(hVScsiIoReq, rc, false /* fRedoPossible */);

96a7e06717e2d7398642eadb5ebab1bf13fbe2dbvboxsync else

7ccfefe49db4cd93c3701d7b60873ebf404b5b87vboxsync {

7ccfefe49db4cd93c3701d7b60873ebf404b5b87vboxsync pThis->cErrors++;

eb8371e8297aff06a1982468835ff62e1ab77b30vboxsync if (pThis->cErrors < MAX_LOG_REL_ERRORS)

64f58e4154eaa20c47782b429eeaff09070369bfvboxsync {

eb8371e8297aff06a1982468835ff62e1ab77b30vboxsync if (enmTxDir == VSCSIIOREQTXDIR_FLUSH)

eb8371e8297aff06a1982468835ff62e1ab77b30vboxsync LogRel(("SCSI#%u: Flush returned rc=%Rrc\n",

eb8371e8297aff06a1982468835ff62e1ab77b30vboxsync pThis->pDrvIns->iInstance, rc));

eb8371e8297aff06a1982468835ff62e1ab77b30vboxsync else if (enmTxDir == VSCSIIOREQTXDIR_UNMAP)

eb8371e8297aff06a1982468835ff62e1ab77b30vboxsync LogRel(("SCSI#%u: Unmap returned rc=%Rrc\n",

eb8371e8297aff06a1982468835ff62e1ab77b30vboxsync pThis->pDrvIns->iInstance, rc));

eb8371e8297aff06a1982468835ff62e1ab77b30vboxsync else

eb8371e8297aff06a1982468835ff62e1ab77b30vboxsync {

eb8371e8297aff06a1982468835ff62e1ab77b30vboxsync uint64_t uOffset = 0;

eb8371e8297aff06a1982468835ff62e1ab77b30vboxsync size_t cbTransfer = 0;

eb8371e8297aff06a1982468835ff62e1ab77b30vboxsync size_t cbSeg = 0;

eb8371e8297aff06a1982468835ff62e1ab77b30vboxsync PCRTSGSEG paSeg = NULL;

eb8371e8297aff06a1982468835ff62e1ab77b30vboxsync unsigned cSeg = 0;

eb8371e8297aff06a1982468835ff62e1ab77b30vboxsync

eb8371e8297aff06a1982468835ff62e1ab77b30vboxsync VSCSIIoReqParamsGet(hVScsiIoReq, &uOffset, &cbTransfer,

eb8371e8297aff06a1982468835ff62e1ab77b30vboxsync &cSeg, &cbSeg, &paSeg);

eb8371e8297aff06a1982468835ff62e1ab77b30vboxsync

eb8371e8297aff06a1982468835ff62e1ab77b30vboxsync LogRel(("SCSI#%u: %s at offset %llu (%u bytes left) returned rc=%Rrc\n",

eb8371e8297aff06a1982468835ff62e1ab77b30vboxsync pThis->pDrvIns->iInstance,

eb8371e8297aff06a1982468835ff62e1ab77b30vboxsync enmTxDir == VSCSIIOREQTXDIR_READ

eb8371e8297aff06a1982468835ff62e1ab77b30vboxsync ? "Read"

eb8371e8297aff06a1982468835ff62e1ab77b30vboxsync : "Write",

eb8371e8297aff06a1982468835ff62e1ab77b30vboxsync uOffset,

eb8371e8297aff06a1982468835ff62e1ab77b30vboxsync cbTransfer, rc));

eb8371e8297aff06a1982468835ff62e1ab77b30vboxsync }

64f58e4154eaa20c47782b429eeaff09070369bfvboxsync }

7ccfefe49db4cd93c3701d7b60873ebf404b5b87vboxsync

96a7e06717e2d7398642eadb5ebab1bf13fbe2dbvboxsync VSCSIIoReqCompleted(hVScsiIoReq, rc, drvscsiIsRedoPossible(rc));

7ccfefe49db4cd93c3701d7b60873ebf404b5b87vboxsync }

9dca051a5f8ff457ef1692990f6ecfa280daf265vboxsync

ea779b55cc87f3e3fadddca4672c6697c82606edvboxsync return VINF_SUCCESS;

9dca051a5f8ff457ef1692990f6ecfa280daf265vboxsync}

9dca051a5f8ff457ef1692990f6ecfa280daf265vboxsync

65697a26b524640b83828b715160c798c43a0424vboxsyncstatic DECLCALLBACK(int) drvscsiReqTransferEnqueue(VSCSILUN hVScsiLun,

65697a26b524640b83828b715160c798c43a0424vboxsync void *pvScsiLunUser,

65697a26b524640b83828b715160c798c43a0424vboxsync VSCSIIOREQ hVScsiIoReq)

9dca051a5f8ff457ef1692990f6ecfa280daf265vboxsync{

ea779b55cc87f3e3fadddca4672c6697c82606edvboxsync int rc = VINF_SUCCESS;

ea779b55cc87f3e3fadddca4672c6697c82606edvboxsync PDRVSCSI pThis = (PDRVSCSI)pvScsiLunUser;

9dca051a5f8ff457ef1692990f6ecfa280daf265vboxsync

ea779b55cc87f3e3fadddca4672c6697c82606edvboxsync if (pThis->pDrvBlockAsync)

9dca051a5f8ff457ef1692990f6ecfa280daf265vboxsync {

fc78e01f665145ab3641c5f8095e9ae984ddcb84vboxsync /* async I/O path. */

ea779b55cc87f3e3fadddca4672c6697c82606edvboxsync VSCSIIOREQTXDIR enmTxDir;

9dca051a5f8ff457ef1692990f6ecfa280daf265vboxsync

0dd6dfbebcda0af90da4413aaea5f3b9d1817556vboxsync LogFlowFunc(("Enqueuing hVScsiIoReq=%#p\n", hVScsiIoReq));

0dd6dfbebcda0af90da4413aaea5f3b9d1817556vboxsync

ea779b55cc87f3e3fadddca4672c6697c82606edvboxsync enmTxDir = VSCSIIoReqTxDirGet(hVScsiIoReq);

9dca051a5f8ff457ef1692990f6ecfa280daf265vboxsync

ea779b55cc87f3e3fadddca4672c6697c82606edvboxsync switch (enmTxDir)

ea779b55cc87f3e3fadddca4672c6697c82606edvboxsync {

ea779b55cc87f3e3fadddca4672c6697c82606edvboxsync case VSCSIIOREQTXDIR_FLUSH:

9dca051a5f8ff457ef1692990f6ecfa280daf265vboxsync {

fc78e01f665145ab3641c5f8095e9ae984ddcb84vboxsync rc = pThis->pDrvBlockAsync->pfnStartFlush(pThis->pDrvBlockAsync, hVScsiIoReq);

4569bf0ad094b40d2e177299a00d37e94d28616cvboxsync if ( RT_FAILURE(rc)

4569bf0ad094b40d2e177299a00d37e94d28616cvboxsync && rc != VERR_VD_ASYNC_IO_IN_PROGRESS

4569bf0ad094b40d2e177299a00d37e94d28616cvboxsync && pThis->cErrors++ < MAX_LOG_REL_ERRORS)

4569bf0ad094b40d2e177299a00d37e94d28616cvboxsync LogRel(("SCSI#%u: Flush returned rc=%Rrc\n",

4569bf0ad094b40d2e177299a00d37e94d28616cvboxsync pThis->pDrvIns->iInstance, rc));

ea779b55cc87f3e3fadddca4672c6697c82606edvboxsync break;

9dca051a5f8ff457ef1692990f6ecfa280daf265vboxsync }

f4aad55f8addd816ef005845842a2418bbdc3ea2vboxsync case VSCSIIOREQTXDIR_UNMAP:

f4aad55f8addd816ef005845842a2418bbdc3ea2vboxsync {

f4aad55f8addd816ef005845842a2418bbdc3ea2vboxsync PCRTRANGE paRanges;

f4aad55f8addd816ef005845842a2418bbdc3ea2vboxsync unsigned cRanges;

f4aad55f8addd816ef005845842a2418bbdc3ea2vboxsync

f4aad55f8addd816ef005845842a2418bbdc3ea2vboxsync rc = VSCSIIoReqUnmapParamsGet(hVScsiIoReq, &paRanges, &cRanges);

f4aad55f8addd816ef005845842a2418bbdc3ea2vboxsync AssertRC(rc);

f4aad55f8addd816ef005845842a2418bbdc3ea2vboxsync

f4aad55f8addd816ef005845842a2418bbdc3ea2vboxsync pThis->pLed->Asserted.s.fWriting = pThis->pLed->Actual.s.fWriting = 1;

f4aad55f8addd816ef005845842a2418bbdc3ea2vboxsync rc = pThis->pDrvBlockAsync->pfnStartDiscard(pThis->pDrvBlockAsync, paRanges, cRanges, hVScsiIoReq);

f4aad55f8addd816ef005845842a2418bbdc3ea2vboxsync if ( RT_FAILURE(rc)

f4aad55f8addd816ef005845842a2418bbdc3ea2vboxsync && rc != VERR_VD_ASYNC_IO_IN_PROGRESS

f4aad55f8addd816ef005845842a2418bbdc3ea2vboxsync && pThis->cErrors++ < MAX_LOG_REL_ERRORS)

f4aad55f8addd816ef005845842a2418bbdc3ea2vboxsync LogRel(("SCSI#%u: Discard returned rc=%Rrc\n",

f4aad55f8addd816ef005845842a2418bbdc3ea2vboxsync pThis->pDrvIns->iInstance, rc));

f4aad55f8addd816ef005845842a2418bbdc3ea2vboxsync break;

f4aad55f8addd816ef005845842a2418bbdc3ea2vboxsync }

ea779b55cc87f3e3fadddca4672c6697c82606edvboxsync case VSCSIIOREQTXDIR_READ:

ea779b55cc87f3e3fadddca4672c6697c82606edvboxsync case VSCSIIOREQTXDIR_WRITE:

9dca051a5f8ff457ef1692990f6ecfa280daf265vboxsync {

a9f41cb889f53e8407561a6155052c441eb0fc5fvboxsync uint64_t uOffset = 0;

a9f41cb889f53e8407561a6155052c441eb0fc5fvboxsync size_t cbTransfer = 0;

a9f41cb889f53e8407561a6155052c441eb0fc5fvboxsync size_t cbSeg = 0;

a9f41cb889f53e8407561a6155052c441eb0fc5fvboxsync PCRTSGSEG paSeg = NULL;

a9f41cb889f53e8407561a6155052c441eb0fc5fvboxsync unsigned cSeg = 0;

9dca051a5f8ff457ef1692990f6ecfa280daf265vboxsync

ea779b55cc87f3e3fadddca4672c6697c82606edvboxsync rc = VSCSIIoReqParamsGet(hVScsiIoReq, &uOffset, &cbTransfer,

ea779b55cc87f3e3fadddca4672c6697c82606edvboxsync &cSeg, &cbSeg, &paSeg);

ea779b55cc87f3e3fadddca4672c6697c82606edvboxsync AssertRC(rc);

9dca051a5f8ff457ef1692990f6ecfa280daf265vboxsync

ea779b55cc87f3e3fadddca4672c6697c82606edvboxsync if (enmTxDir == VSCSIIOREQTXDIR_READ)

9dca051a5f8ff457ef1692990f6ecfa280daf265vboxsync {

ea779b55cc87f3e3fadddca4672c6697c82606edvboxsync pThis->pLed->Asserted.s.fReading = pThis->pLed->Actual.s.fReading = 1;

ea779b55cc87f3e3fadddca4672c6697c82606edvboxsync rc = pThis->pDrvBlockAsync->pfnStartRead(pThis->pDrvBlockAsync, uOffset,

a9f41cb889f53e8407561a6155052c441eb0fc5fvboxsync paSeg, cSeg, cbTransfer,

ea779b55cc87f3e3fadddca4672c6697c82606edvboxsync hVScsiIoReq);

0dd6dfbebcda0af90da4413aaea5f3b9d1817556vboxsync STAM_REL_COUNTER_ADD(&pThis->StatBytesRead, cbTransfer);

9dca051a5f8ff457ef1692990f6ecfa280daf265vboxsync }

ea779b55cc87f3e3fadddca4672c6697c82606edvboxsync else

ea779b55cc87f3e3fadddca4672c6697c82606edvboxsync {

ea779b55cc87f3e3fadddca4672c6697c82606edvboxsync pThis->pLed->Asserted.s.fWriting = pThis->pLed->Actual.s.fWriting = 1;

ea779b55cc87f3e3fadddca4672c6697c82606edvboxsync rc = pThis->pDrvBlockAsync->pfnStartWrite(pThis->pDrvBlockAsync, uOffset,

a9f41cb889f53e8407561a6155052c441eb0fc5fvboxsync paSeg, cSeg, cbTransfer,

ea779b55cc87f3e3fadddca4672c6697c82606edvboxsync hVScsiIoReq);

0dd6dfbebcda0af90da4413aaea5f3b9d1817556vboxsync STAM_REL_COUNTER_ADD(&pThis->StatBytesWritten, cbTransfer);

0dd6dfbebcda0af90da4413aaea5f3b9d1817556vboxsync }

0dd6dfbebcda0af90da4413aaea5f3b9d1817556vboxsync

4569bf0ad094b40d2e177299a00d37e94d28616cvboxsync if ( RT_FAILURE(rc)

4569bf0ad094b40d2e177299a00d37e94d28616cvboxsync && rc != VERR_VD_ASYNC_IO_IN_PROGRESS

4569bf0ad094b40d2e177299a00d37e94d28616cvboxsync && pThis->cErrors++ < MAX_LOG_REL_ERRORS)

4569bf0ad094b40d2e177299a00d37e94d28616cvboxsync LogRel(("SCSI#%u: %s at offset %llu (%u bytes left) returned rc=%Rrc\n",

4569bf0ad094b40d2e177299a00d37e94d28616cvboxsync pThis->pDrvIns->iInstance,

4569bf0ad094b40d2e177299a00d37e94d28616cvboxsync enmTxDir == VSCSIIOREQTXDIR_READ

4569bf0ad094b40d2e177299a00d37e94d28616cvboxsync ? "Read"

4569bf0ad094b40d2e177299a00d37e94d28616cvboxsync : "Write",

4569bf0ad094b40d2e177299a00d37e94d28616cvboxsync uOffset,

4569bf0ad094b40d2e177299a00d37e94d28616cvboxsync cbTransfer, rc));

ea779b55cc87f3e3fadddca4672c6697c82606edvboxsync break;

9dca051a5f8ff457ef1692990f6ecfa280daf265vboxsync }

ea779b55cc87f3e3fadddca4672c6697c82606edvboxsync default:

ea779b55cc87f3e3fadddca4672c6697c82606edvboxsync AssertMsgFailed(("Invalid transfer direction %u\n", enmTxDir));

9dca051a5f8ff457ef1692990f6ecfa280daf265vboxsync }

fc78e01f665145ab3641c5f8095e9ae984ddcb84vboxsync

fc78e01f665145ab3641c5f8095e9ae984ddcb84vboxsync if (rc == VINF_VD_ASYNC_IO_FINISHED)

fc78e01f665145ab3641c5f8095e9ae984ddcb84vboxsync {

fc78e01f665145ab3641c5f8095e9ae984ddcb84vboxsync if (enmTxDir == VSCSIIOREQTXDIR_READ)

fc78e01f665145ab3641c5f8095e9ae984ddcb84vboxsync pThis->pLed->Actual.s.fReading = 0;

fc78e01f665145ab3641c5f8095e9ae984ddcb84vboxsync else if (enmTxDir == VSCSIIOREQTXDIR_WRITE)

fc78e01f665145ab3641c5f8095e9ae984ddcb84vboxsync pThis->pLed->Actual.s.fWriting = 0;

fc78e01f665145ab3641c5f8095e9ae984ddcb84vboxsync else

fc78e01f665145ab3641c5f8095e9ae984ddcb84vboxsync AssertMsg(enmTxDir == VSCSIIOREQTXDIR_FLUSH, ("Invalid transfer direction %u\n", enmTxDir));

fc78e01f665145ab3641c5f8095e9ae984ddcb84vboxsync

96a7e06717e2d7398642eadb5ebab1bf13fbe2dbvboxsync VSCSIIoReqCompleted(hVScsiIoReq, VINF_SUCCESS, false);

c2f2661efd8da5281e2a3af6ddd10e737d333909vboxsync rc = VINF_SUCCESS;

fc78e01f665145ab3641c5f8095e9ae984ddcb84vboxsync }

fc78e01f665145ab3641c5f8095e9ae984ddcb84vboxsync else if (rc == VERR_VD_ASYNC_IO_IN_PROGRESS)

fc78e01f665145ab3641c5f8095e9ae984ddcb84vboxsync rc = VINF_SUCCESS;

fc78e01f665145ab3641c5f8095e9ae984ddcb84vboxsync else if (RT_FAILURE(rc))

fc78e01f665145ab3641c5f8095e9ae984ddcb84vboxsync {

fc78e01f665145ab3641c5f8095e9ae984ddcb84vboxsync if (enmTxDir == VSCSIIOREQTXDIR_READ)

fc78e01f665145ab3641c5f8095e9ae984ddcb84vboxsync pThis->pLed->Actual.s.fReading = 0;

fc78e01f665145ab3641c5f8095e9ae984ddcb84vboxsync else if (enmTxDir == VSCSIIOREQTXDIR_WRITE)

fc78e01f665145ab3641c5f8095e9ae984ddcb84vboxsync pThis->pLed->Actual.s.fWriting = 0;

fc78e01f665145ab3641c5f8095e9ae984ddcb84vboxsync else

fc78e01f665145ab3641c5f8095e9ae984ddcb84vboxsync AssertMsg(enmTxDir == VSCSIIOREQTXDIR_FLUSH, ("Invalid transfer direction %u\n", enmTxDir));

fc78e01f665145ab3641c5f8095e9ae984ddcb84vboxsync

96a7e06717e2d7398642eadb5ebab1bf13fbe2dbvboxsync VSCSIIoReqCompleted(hVScsiIoReq, rc, drvscsiIsRedoPossible(rc));

4569bf0ad094b40d2e177299a00d37e94d28616cvboxsync rc = VINF_SUCCESS;

fc78e01f665145ab3641c5f8095e9ae984ddcb84vboxsync }

fc78e01f665145ab3641c5f8095e9ae984ddcb84vboxsync else

fc78e01f665145ab3641c5f8095e9ae984ddcb84vboxsync AssertMsgFailed(("Invalid return code rc=%Rrc\n", rc));

9dca051a5f8ff457ef1692990f6ecfa280daf265vboxsync }

ea779b55cc87f3e3fadddca4672c6697c82606edvboxsync else

ea779b55cc87f3e3fadddca4672c6697c82606edvboxsync {

ea779b55cc87f3e3fadddca4672c6697c82606edvboxsync /* I/O thread. */

36411046d85fccaa66061120a064225fd1b5ae01vboxsync rc = RTReqQueueCallEx(pThis->hQueueRequests, NULL, 0, RTREQFLAGS_NO_WAIT,

36411046d85fccaa66061120a064225fd1b5ae01vboxsync (PFNRT)drvscsiProcessRequestOne, 2, pThis, hVScsiIoReq);

ea779b55cc87f3e3fadddca4672c6697c82606edvboxsync }

9dca051a5f8ff457ef1692990f6ecfa280daf265vboxsync

9dca051a5f8ff457ef1692990f6ecfa280daf265vboxsync return rc;

9dca051a5f8ff457ef1692990f6ecfa280daf265vboxsync}

9dca051a5f8ff457ef1692990f6ecfa280daf265vboxsync

65697a26b524640b83828b715160c798c43a0424vboxsyncstatic DECLCALLBACK(int) drvscsiGetFeatureFlags(VSCSILUN hVScsiLun,

65697a26b524640b83828b715160c798c43a0424vboxsync void *pvScsiLunUser,

65697a26b524640b83828b715160c798c43a0424vboxsync uint64_t *pfFeatures)

65697a26b524640b83828b715160c798c43a0424vboxsync{

65697a26b524640b83828b715160c798c43a0424vboxsync int rc = VINF_SUCCESS;

65697a26b524640b83828b715160c798c43a0424vboxsync PDRVSCSI pThis = (PDRVSCSI)pvScsiLunUser;

65697a26b524640b83828b715160c798c43a0424vboxsync

65697a26b524640b83828b715160c798c43a0424vboxsync *pfFeatures = 0;

65697a26b524640b83828b715160c798c43a0424vboxsync

f4aad55f8addd816ef005845842a2418bbdc3ea2vboxsync if ( pThis->pDrvBlock->pfnDiscard

f4aad55f8addd816ef005845842a2418bbdc3ea2vboxsync || ( pThis->pDrvBlockAsync

f4aad55f8addd816ef005845842a2418bbdc3ea2vboxsync && pThis->pDrvBlockAsync->pfnStartDiscard))

65697a26b524640b83828b715160c798c43a0424vboxsync *pfFeatures |= VSCSI_LUN_FEATURE_UNMAP;

65697a26b524640b83828b715160c798c43a0424vboxsync

65697a26b524640b83828b715160c798c43a0424vboxsync if (pThis->fNonRotational)

65697a26b524640b83828b715160c798c43a0424vboxsync *pfFeatures |= VSCSI_LUN_FEATURE_NON_ROTATIONAL;

65697a26b524640b83828b715160c798c43a0424vboxsync

6f76f373e9274aa29ec1485be3bfebafb670af0evboxsync if (pThis->fReadonly)

6f76f373e9274aa29ec1485be3bfebafb670af0evboxsync *pfFeatures |= VSCSI_LUN_FEATURE_READONLY;

6f76f373e9274aa29ec1485be3bfebafb670af0evboxsync

65697a26b524640b83828b715160c798c43a0424vboxsync return VINF_SUCCESS;

65697a26b524640b83828b715160c798c43a0424vboxsync}

65697a26b524640b83828b715160c798c43a0424vboxsync

ea779b55cc87f3e3fadddca4672c6697c82606edvboxsyncstatic void drvscsiVScsiReqCompleted(VSCSIDEVICE hVScsiDevice, void *pVScsiDeviceUser,

96a7e06717e2d7398642eadb5ebab1bf13fbe2dbvboxsync void *pVScsiReqUser, int rcScsiCode, bool fRedoPossible,

96a7e06717e2d7398642eadb5ebab1bf13fbe2dbvboxsync int rcReq)

9dca051a5f8ff457ef1692990f6ecfa280daf265vboxsync{

ea779b55cc87f3e3fadddca4672c6697c82606edvboxsync PDRVSCSI pThis = (PDRVSCSI)pVScsiDeviceUser;

9dca051a5f8ff457ef1692990f6ecfa280daf265vboxsync

71f6a34b72f9cc873da208630959de49df1a28a5vboxsync ASMAtomicDecU32(&pThis->StatIoDepth);

71f6a34b72f9cc873da208630959de49df1a28a5vboxsync

ea779b55cc87f3e3fadddca4672c6697c82606edvboxsync pThis->pDevScsiPort->pfnSCSIRequestCompleted(pThis->pDevScsiPort, (PPDMSCSIREQUEST)pVScsiReqUser,

96a7e06717e2d7398642eadb5ebab1bf13fbe2dbvboxsync rcScsiCode, fRedoPossible, rcReq);

71f6a34b72f9cc873da208630959de49df1a28a5vboxsync

71f6a34b72f9cc873da208630959de49df1a28a5vboxsync if (RT_UNLIKELY(pThis->fDummySignal) && !pThis->StatIoDepth)

71f6a34b72f9cc873da208630959de49df1a28a5vboxsync PDMDrvHlpAsyncNotificationCompleted(pThis->pDrvIns);

9dca051a5f8ff457ef1692990f6ecfa280daf265vboxsync}

9dca051a5f8ff457ef1692990f6ecfa280daf265vboxsync

0c4004948fca34f2db87e7b38013137e9472c306vboxsyncstatic int drvscsiAsyncIOLoopSyncCallback(PDRVSCSI pThis)

d7125f3a1b435761c393f9ec406e85a73ae2a3e7vboxsync{

0c4004948fca34f2db87e7b38013137e9472c306vboxsync if (pThis->fDummySignal)

0c4004948fca34f2db87e7b38013137e9472c306vboxsync PDMDrvHlpAsyncNotificationCompleted(pThis->pDrvIns);

d7125f3a1b435761c393f9ec406e85a73ae2a3e7vboxsync return VINF_SUCCESS;

d7125f3a1b435761c393f9ec406e85a73ae2a3e7vboxsync}

d7125f3a1b435761c393f9ec406e85a73ae2a3e7vboxsync

0c4004948fca34f2db87e7b38013137e9472c306vboxsyncstatic int drvscsiAsyncIOLoopWakeupFunc(PDRVSCSI pThis)

9dca051a5f8ff457ef1692990f6ecfa280daf265vboxsync{

0c4004948fca34f2db87e7b38013137e9472c306vboxsync if (pThis->fDummySignal)

0c4004948fca34f2db87e7b38013137e9472c306vboxsync PDMDrvHlpAsyncNotificationCompleted(pThis->pDrvIns);

9dca051a5f8ff457ef1692990f6ecfa280daf265vboxsync return VWRN_STATE_CHANGED;

9dca051a5f8ff457ef1692990f6ecfa280daf265vboxsync}

9dca051a5f8ff457ef1692990f6ecfa280daf265vboxsync

9dca051a5f8ff457ef1692990f6ecfa280daf265vboxsyncstatic int drvscsiAsyncIOLoop(PPDMDRVINS pDrvIns, PPDMTHREAD pThread)

9dca051a5f8ff457ef1692990f6ecfa280daf265vboxsync{

9dca051a5f8ff457ef1692990f6ecfa280daf265vboxsync int rc = VINF_SUCCESS;

9dca051a5f8ff457ef1692990f6ecfa280daf265vboxsync PDRVSCSI pThis = PDMINS_2_DATA(pDrvIns, PDRVSCSI);

9dca051a5f8ff457ef1692990f6ecfa280daf265vboxsync

9dca051a5f8ff457ef1692990f6ecfa280daf265vboxsync LogFlowFunc(("Entering async IO loop.\n"));

9dca051a5f8ff457ef1692990f6ecfa280daf265vboxsync

9dca051a5f8ff457ef1692990f6ecfa280daf265vboxsync if (pThread->enmState == PDMTHREADSTATE_INITIALIZING)

9dca051a5f8ff457ef1692990f6ecfa280daf265vboxsync return VINF_SUCCESS;

9dca051a5f8ff457ef1692990f6ecfa280daf265vboxsync

9dca051a5f8ff457ef1692990f6ecfa280daf265vboxsync while (pThread->enmState == PDMTHREADSTATE_RUNNING)

9dca051a5f8ff457ef1692990f6ecfa280daf265vboxsync {

36411046d85fccaa66061120a064225fd1b5ae01vboxsync rc = RTReqQueueProcess(pThis->hQueueRequests, RT_INDEFINITE_WAIT);

9dca051a5f8ff457ef1692990f6ecfa280daf265vboxsync AssertMsg(rc == VWRN_STATE_CHANGED, ("Left RTReqProcess and error code is not VWRN_STATE_CHANGED rc=%Rrc\n", rc));

9dca051a5f8ff457ef1692990f6ecfa280daf265vboxsync }

9dca051a5f8ff457ef1692990f6ecfa280daf265vboxsync

9dca051a5f8ff457ef1692990f6ecfa280daf265vboxsync return VINF_SUCCESS;

9dca051a5f8ff457ef1692990f6ecfa280daf265vboxsync}

9dca051a5f8ff457ef1692990f6ecfa280daf265vboxsync

d4e9ccea0ea1ed303b5708ff94f6c202755f0dc6vboxsyncstatic bool drvscsiAsyncIOLoopNoPendingDummy(PDRVSCSI pThis, uint32_t cMillies)

d4e9ccea0ea1ed303b5708ff94f6c202755f0dc6vboxsync{

d4e9ccea0ea1ed303b5708ff94f6c202755f0dc6vboxsync if (!pThis->pPendingDummyReq)

8a339f91959bb7a3315b51a23461b68c7b0cb50evboxsync return true;

d4e9ccea0ea1ed303b5708ff94f6c202755f0dc6vboxsync int rc = RTReqWait(pThis->pPendingDummyReq, cMillies);

d4e9ccea0ea1ed303b5708ff94f6c202755f0dc6vboxsync if (RT_FAILURE(rc))

d4e9ccea0ea1ed303b5708ff94f6c202755f0dc6vboxsync return false;

9de47c4ec7b0fc9a384e4b815153de399da7b8devboxsync RTReqRelease(pThis->pPendingDummyReq);

d4e9ccea0ea1ed303b5708ff94f6c202755f0dc6vboxsync pThis->pPendingDummyReq = NULL;

d4e9ccea0ea1ed303b5708ff94f6c202755f0dc6vboxsync return true;

d4e9ccea0ea1ed303b5708ff94f6c202755f0dc6vboxsync}

d4e9ccea0ea1ed303b5708ff94f6c202755f0dc6vboxsync

9dca051a5f8ff457ef1692990f6ecfa280daf265vboxsyncstatic int drvscsiAsyncIOLoopWakeup(PPDMDRVINS pDrvIns, PPDMTHREAD pThread)

9dca051a5f8ff457ef1692990f6ecfa280daf265vboxsync{

9dca051a5f8ff457ef1692990f6ecfa280daf265vboxsync PDRVSCSI pThis = PDMINS_2_DATA(pDrvIns, PDRVSCSI);

9dca051a5f8ff457ef1692990f6ecfa280daf265vboxsync PRTREQ pReq;

d4e9ccea0ea1ed303b5708ff94f6c202755f0dc6vboxsync int rc;

9dca051a5f8ff457ef1692990f6ecfa280daf265vboxsync

36411046d85fccaa66061120a064225fd1b5ae01vboxsync AssertMsgReturn(pThis->hQueueRequests != NIL_RTREQQUEUE, ("hQueueRequests is NULL\n"), VERR_INVALID_STATE);

9dca051a5f8ff457ef1692990f6ecfa280daf265vboxsync

d4e9ccea0ea1ed303b5708ff94f6c202755f0dc6vboxsync if (!drvscsiAsyncIOLoopNoPendingDummy(pThis, 10000 /* 10 sec */))

d4e9ccea0ea1ed303b5708ff94f6c202755f0dc6vboxsync {

d4e9ccea0ea1ed303b5708ff94f6c202755f0dc6vboxsync LogRel(("drvscsiAsyncIOLoopWakeup#%u: previous dummy request is still pending\n", pDrvIns->iInstance));

d4e9ccea0ea1ed303b5708ff94f6c202755f0dc6vboxsync return VERR_TIMEOUT;

d4e9ccea0ea1ed303b5708ff94f6c202755f0dc6vboxsync }

d4e9ccea0ea1ed303b5708ff94f6c202755f0dc6vboxsync

36411046d85fccaa66061120a064225fd1b5ae01vboxsync rc = RTReqQueueCall(pThis->hQueueRequests, &pReq, 10000 /* 10 sec. */, (PFNRT)drvscsiAsyncIOLoopWakeupFunc, 1, pThis);

d7125f3a1b435761c393f9ec406e85a73ae2a3e7vboxsync if (RT_SUCCESS(rc))

9de47c4ec7b0fc9a384e4b815153de399da7b8devboxsync RTReqRelease(pReq);

d4e9ccea0ea1ed303b5708ff94f6c202755f0dc6vboxsync else

d4e9ccea0ea1ed303b5708ff94f6c202755f0dc6vboxsync {

d4e9ccea0ea1ed303b5708ff94f6c202755f0dc6vboxsync pThis->pPendingDummyReq = pReq;

d4e9ccea0ea1ed303b5708ff94f6c202755f0dc6vboxsync LogRel(("drvscsiAsyncIOLoopWakeup#%u: %Rrc pReq=%p\n", pDrvIns->iInstance, rc, pReq));

d4e9ccea0ea1ed303b5708ff94f6c202755f0dc6vboxsync }

9dca051a5f8ff457ef1692990f6ecfa280daf265vboxsync

9dca051a5f8ff457ef1692990f6ecfa280daf265vboxsync return rc;

9dca051a5f8ff457ef1692990f6ecfa280daf265vboxsync}

9dca051a5f8ff457ef1692990f6ecfa280daf265vboxsync

9dca051a5f8ff457ef1692990f6ecfa280daf265vboxsync

b0db50948c349fa76655abf252f7946b515e8204vboxsync#ifdef DEBUG

b0db50948c349fa76655abf252f7946b515e8204vboxsyncstatic void drvscsiDumpScsiRequest(PPDMSCSIREQUEST pRequest)

b0db50948c349fa76655abf252f7946b515e8204vboxsync{

b0db50948c349fa76655abf252f7946b515e8204vboxsync Log(("Dump for pRequest=%#p Command: %s\n", pRequest, SCSICmdText(pRequest->pbCDB[0])));

b0db50948c349fa76655abf252f7946b515e8204vboxsync Log(("cbCDB=%u\n", pRequest->cbCDB));

b0db50948c349fa76655abf252f7946b515e8204vboxsync for (uint32_t i = 0; i < pRequest->cbCDB; i++)

b0db50948c349fa76655abf252f7946b515e8204vboxsync Log(("pbCDB[%u]=%#x\n", i, pRequest->pbCDB[i]));

b0db50948c349fa76655abf252f7946b515e8204vboxsync Log(("cbScatterGather=%u\n", pRequest->cbScatterGather));

b0db50948c349fa76655abf252f7946b515e8204vboxsync Log(("cScatterGatherEntries=%u\n", pRequest->cScatterGatherEntries));

b0db50948c349fa76655abf252f7946b515e8204vboxsync /* Print all scatter gather entries. */

b0db50948c349fa76655abf252f7946b515e8204vboxsync for (uint32_t i = 0; i < pRequest->cScatterGatherEntries; i++)

b0db50948c349fa76655abf252f7946b515e8204vboxsync {

b0db50948c349fa76655abf252f7946b515e8204vboxsync Log(("ScatterGatherEntry[%u].cbSeg=%u\n", i, pRequest->paScatterGatherHead[i].cbSeg));

b0db50948c349fa76655abf252f7946b515e8204vboxsync Log(("ScatterGatherEntry[%u].pvSeg=%#p\n", i, pRequest->paScatterGatherHead[i].pvSeg));

b0db50948c349fa76655abf252f7946b515e8204vboxsync }

b0db50948c349fa76655abf252f7946b515e8204vboxsync Log(("pvUser=%#p\n", pRequest->pvUser));

b0db50948c349fa76655abf252f7946b515e8204vboxsync}

b0db50948c349fa76655abf252f7946b515e8204vboxsync#endif

b0db50948c349fa76655abf252f7946b515e8204vboxsync

9dca051a5f8ff457ef1692990f6ecfa280daf265vboxsyncstatic DECLCALLBACK(int) drvscsiRequestSend(PPDMISCSICONNECTOR pInterface, PPDMSCSIREQUEST pSCSIRequest)

9dca051a5f8ff457ef1692990f6ecfa280daf265vboxsync{

9dca051a5f8ff457ef1692990f6ecfa280daf265vboxsync int rc;

9dca051a5f8ff457ef1692990f6ecfa280daf265vboxsync PDRVSCSI pThis = PDMISCSICONNECTOR_2_DRVSCSI(pInterface);

ea779b55cc87f3e3fadddca4672c6697c82606edvboxsync VSCSIREQ hVScsiReq;

ea779b55cc87f3e3fadddca4672c6697c82606edvboxsync

b0db50948c349fa76655abf252f7946b515e8204vboxsync#ifdef DEBUG

b0db50948c349fa76655abf252f7946b515e8204vboxsync drvscsiDumpScsiRequest(pSCSIRequest);

b0db50948c349fa76655abf252f7946b515e8204vboxsync#endif

b0db50948c349fa76655abf252f7946b515e8204vboxsync

ea779b55cc87f3e3fadddca4672c6697c82606edvboxsync rc = VSCSIDeviceReqCreate(pThis->hVScsiDevice, &hVScsiReq,

ea779b55cc87f3e3fadddca4672c6697c82606edvboxsync pSCSIRequest->uLogicalUnit,

ea779b55cc87f3e3fadddca4672c6697c82606edvboxsync pSCSIRequest->pbCDB,

ea779b55cc87f3e3fadddca4672c6697c82606edvboxsync pSCSIRequest->cbCDB,

ea779b55cc87f3e3fadddca4672c6697c82606edvboxsync pSCSIRequest->cbScatterGather,

ea779b55cc87f3e3fadddca4672c6697c82606edvboxsync pSCSIRequest->cScatterGatherEntries,

ea779b55cc87f3e3fadddca4672c6697c82606edvboxsync pSCSIRequest->paScatterGatherHead,

ea779b55cc87f3e3fadddca4672c6697c82606edvboxsync pSCSIRequest->pbSenseBuffer,

ea779b55cc87f3e3fadddca4672c6697c82606edvboxsync pSCSIRequest->cbSenseBuffer,

ea779b55cc87f3e3fadddca4672c6697c82606edvboxsync pSCSIRequest);

ea779b55cc87f3e3fadddca4672c6697c82606edvboxsync if (RT_FAILURE(rc))

ea779b55cc87f3e3fadddca4672c6697c82606edvboxsync return rc;

9dca051a5f8ff457ef1692990f6ecfa280daf265vboxsync

faee255cc48bfbf17cb9f72fca70c8b9d3020ec4vboxsync ASMAtomicIncU32(&pThis->StatIoDepth);

ea779b55cc87f3e3fadddca4672c6697c82606edvboxsync rc = VSCSIDeviceReqEnqueue(pThis->hVScsiDevice, hVScsiReq);

9dca051a5f8ff457ef1692990f6ecfa280daf265vboxsync

ea779b55cc87f3e3fadddca4672c6697c82606edvboxsync return rc;

9dca051a5f8ff457ef1692990f6ecfa280daf265vboxsync}

9dca051a5f8ff457ef1692990f6ecfa280daf265vboxsync

9dca051a5f8ff457ef1692990f6ecfa280daf265vboxsync

ee4d840f54fd2dcea8a73b1b86d5ec0db370b05dvboxsyncstatic DECLCALLBACK(void *) drvscsiQueryInterface(PPDMIBASE pInterface, const char *pszIID)

9dca051a5f8ff457ef1692990f6ecfa280daf265vboxsync{

9dca051a5f8ff457ef1692990f6ecfa280daf265vboxsync PPDMDRVINS pDrvIns = PDMIBASE_2_PDMDRV(pInterface);

ee4d840f54fd2dcea8a73b1b86d5ec0db370b05dvboxsync PDRVSCSI pThis = PDMINS_2_DATA(pDrvIns, PDRVSCSI);

ee4d840f54fd2dcea8a73b1b86d5ec0db370b05dvboxsync

0a3cfc177eb2cca0805ca23cf5f98b0080b2ec21vboxsync PDMIBASE_RETURN_INTERFACE(pszIID, PDMIMOUNT, pThis->pDrvMount);

4eb7f6613b45a75ffafc1f5f0f05f942ad36d727vboxsync PDMIBASE_RETURN_INTERFACE(pszIID, PDMIBLOCKBIOS, pThis->pDrvBlockBios);

a39ea3668b7019c23a68936259545f9b71bce1aavboxsync PDMIBASE_RETURN_INTERFACE(pszIID, PDMIBASE, &pDrvIns->IBase);

0db6a029780d9f9b347500e117320a8d5661efe5vboxsync PDMIBASE_RETURN_INTERFACE(pszIID, PDMISCSICONNECTOR, &pThis->ISCSIConnector);

da3503c04ce76e653401396fe2795a9bc2427a1dvboxsync PDMIBASE_RETURN_INTERFACE(pszIID, PDMIBLOCKPORT, &pThis->IPort);

0a3cfc177eb2cca0805ca23cf5f98b0080b2ec21vboxsync PDMIBASE_RETURN_INTERFACE(pszIID, PDMIMOUNTNOTIFY, &pThis->IMountNotify);

ea779b55cc87f3e3fadddca4672c6697c82606edvboxsync PDMIBASE_RETURN_INTERFACE(pszIID, PDMIBLOCKASYNCPORT, &pThis->IPortAsync);

ee4d840f54fd2dcea8a73b1b86d5ec0db370b05dvboxsync return NULL;

9dca051a5f8ff457ef1692990f6ecfa280daf265vboxsync}

9dca051a5f8ff457ef1692990f6ecfa280daf265vboxsync

cab115cfa31c584def7069312a1e23c3fc88533bvboxsyncstatic DECLCALLBACK(int) drvscsiQueryDeviceLocation(PPDMIBLOCKPORT pInterface, const char **ppcszController,

cab115cfa31c584def7069312a1e23c3fc88533bvboxsync uint32_t *piInstance, uint32_t *piLUN)

cab115cfa31c584def7069312a1e23c3fc88533bvboxsync{

cab115cfa31c584def7069312a1e23c3fc88533bvboxsync PDRVSCSI pThis = PDMIBLOCKPORT_2_DRVSCSI(pInterface);

cab115cfa31c584def7069312a1e23c3fc88533bvboxsync

cab115cfa31c584def7069312a1e23c3fc88533bvboxsync return pThis->pDevScsiPort->pfnQueryDeviceLocation(pThis->pDevScsiPort, ppcszController,

cab115cfa31c584def7069312a1e23c3fc88533bvboxsync piInstance, piLUN);

cab115cfa31c584def7069312a1e23c3fc88533bvboxsync}

cab115cfa31c584def7069312a1e23c3fc88533bvboxsync

0a3cfc177eb2cca0805ca23cf5f98b0080b2ec21vboxsyncstatic DECLCALLBACK(void) drvscsiMountNotify(PPDMIMOUNTNOTIFY pInterface)

0a3cfc177eb2cca0805ca23cf5f98b0080b2ec21vboxsync{

0a3cfc177eb2cca0805ca23cf5f98b0080b2ec21vboxsync PDRVSCSI pThis = PDMIMOUNTNOTIFY_2_DRVSCSI(pInterface);

0a3cfc177eb2cca0805ca23cf5f98b0080b2ec21vboxsync LogFlowFunc(("mounting LUN#%p\n", pThis->hVScsiLun));

0a3cfc177eb2cca0805ca23cf5f98b0080b2ec21vboxsync

0a3cfc177eb2cca0805ca23cf5f98b0080b2ec21vboxsync /* Ignore the call if we're called while being attached. */

0a3cfc177eb2cca0805ca23cf5f98b0080b2ec21vboxsync if (!pThis->pDrvBlock)

0a3cfc177eb2cca0805ca23cf5f98b0080b2ec21vboxsync return;

0a3cfc177eb2cca0805ca23cf5f98b0080b2ec21vboxsync

5cece736b63cc917f3781c8c7e46fd3ea98c4e20vboxsync /* Let the LUN know that a medium was mounted. */

5cece736b63cc917f3781c8c7e46fd3ea98c4e20vboxsync VSCSILunMountNotify(pThis->hVScsiLun);

0a3cfc177eb2cca0805ca23cf5f98b0080b2ec21vboxsync}

0a3cfc177eb2cca0805ca23cf5f98b0080b2ec21vboxsync

0a3cfc177eb2cca0805ca23cf5f98b0080b2ec21vboxsyncstatic DECLCALLBACK(void) drvscsiUnmountNotify(PPDMIMOUNTNOTIFY pInterface)

0a3cfc177eb2cca0805ca23cf5f98b0080b2ec21vboxsync{

0a3cfc177eb2cca0805ca23cf5f98b0080b2ec21vboxsync PDRVSCSI pThis = PDMIMOUNTNOTIFY_2_DRVSCSI(pInterface);

0a3cfc177eb2cca0805ca23cf5f98b0080b2ec21vboxsync LogFlowFunc(("unmounting LUN#%p\n", pThis->hVScsiLun));

0a3cfc177eb2cca0805ca23cf5f98b0080b2ec21vboxsync

5cece736b63cc917f3781c8c7e46fd3ea98c4e20vboxsync /* Let the LUN know that the medium was unmounted. */

5cece736b63cc917f3781c8c7e46fd3ea98c4e20vboxsync VSCSILunUnmountNotify(pThis->hVScsiLun);

0a3cfc177eb2cca0805ca23cf5f98b0080b2ec21vboxsync}

0a3cfc177eb2cca0805ca23cf5f98b0080b2ec21vboxsync

0c4004948fca34f2db87e7b38013137e9472c306vboxsyncstatic void drvscsiR3ResetOrSuspendOrPowerOff(PPDMDRVINS pDrvIns, PFNPDMDRVASYNCNOTIFY pfnAsyncNotify)

d4e9ccea0ea1ed303b5708ff94f6c202755f0dc6vboxsync{

0c4004948fca34f2db87e7b38013137e9472c306vboxsync PDRVSCSI pThis = PDMINS_2_DATA(pDrvIns, PDRVSCSI);

0c4004948fca34f2db87e7b38013137e9472c306vboxsync

71f6a34b72f9cc873da208630959de49df1a28a5vboxsync if (!pThis->pDrvBlockAsync)

d4e9ccea0ea1ed303b5708ff94f6c202755f0dc6vboxsync {

36411046d85fccaa66061120a064225fd1b5ae01vboxsync if (pThis->hQueueRequests != NIL_RTREQQUEUE)

d4e9ccea0ea1ed303b5708ff94f6c202755f0dc6vboxsync return;

d4e9ccea0ea1ed303b5708ff94f6c202755f0dc6vboxsync

71f6a34b72f9cc873da208630959de49df1a28a5vboxsync ASMAtomicWriteBool(&pThis->fDummySignal, true);

71f6a34b72f9cc873da208630959de49df1a28a5vboxsync if (drvscsiAsyncIOLoopNoPendingDummy(pThis, 0 /*ms*/))

d4e9ccea0ea1ed303b5708ff94f6c202755f0dc6vboxsync {

36411046d85fccaa66061120a064225fd1b5ae01vboxsync if (!RTReqQueueIsBusy(pThis->hQueueRequests))

71f6a34b72f9cc873da208630959de49df1a28a5vboxsync {

71f6a34b72f9cc873da208630959de49df1a28a5vboxsync ASMAtomicWriteBool(&pThis->fDummySignal, false);

71f6a34b72f9cc873da208630959de49df1a28a5vboxsync return;

71f6a34b72f9cc873da208630959de49df1a28a5vboxsync }

0c4004948fca34f2db87e7b38013137e9472c306vboxsync

71f6a34b72f9cc873da208630959de49df1a28a5vboxsync PRTREQ pReq;

36411046d85fccaa66061120a064225fd1b5ae01vboxsync int rc = RTReqQueueCall(pThis->hQueueRequests, &pReq, 0 /*ms*/, (PFNRT)drvscsiAsyncIOLoopSyncCallback, 1, pThis);

71f6a34b72f9cc873da208630959de49df1a28a5vboxsync if (RT_SUCCESS(rc))

71f6a34b72f9cc873da208630959de49df1a28a5vboxsync {

71f6a34b72f9cc873da208630959de49df1a28a5vboxsync ASMAtomicWriteBool(&pThis->fDummySignal, false);

9de47c4ec7b0fc9a384e4b815153de399da7b8devboxsync RTReqRelease(pReq);

71f6a34b72f9cc873da208630959de49df1a28a5vboxsync return;

71f6a34b72f9cc873da208630959de49df1a28a5vboxsync }

71f6a34b72f9cc873da208630959de49df1a28a5vboxsync

71f6a34b72f9cc873da208630959de49df1a28a5vboxsync pThis->pPendingDummyReq = pReq;

71f6a34b72f9cc873da208630959de49df1a28a5vboxsync }

71f6a34b72f9cc873da208630959de49df1a28a5vboxsync }

71f6a34b72f9cc873da208630959de49df1a28a5vboxsync else

71f6a34b72f9cc873da208630959de49df1a28a5vboxsync {

71f6a34b72f9cc873da208630959de49df1a28a5vboxsync if (pThis->StatIoDepth > 0)

71f6a34b72f9cc873da208630959de49df1a28a5vboxsync {

71f6a34b72f9cc873da208630959de49df1a28a5vboxsync ASMAtomicWriteBool(&pThis->fDummySignal, true);

71f6a34b72f9cc873da208630959de49df1a28a5vboxsync }

71f6a34b72f9cc873da208630959de49df1a28a5vboxsync return;

d4e9ccea0ea1ed303b5708ff94f6c202755f0dc6vboxsync }

71f6a34b72f9cc873da208630959de49df1a28a5vboxsync

0c4004948fca34f2db87e7b38013137e9472c306vboxsync PDMDrvHlpSetAsyncNotification(pDrvIns, pfnAsyncNotify);

0c4004948fca34f2db87e7b38013137e9472c306vboxsync}

0c4004948fca34f2db87e7b38013137e9472c306vboxsync

0c4004948fca34f2db87e7b38013137e9472c306vboxsyncstatic DECLCALLBACK(bool) drvscsiIsAsyncSuspendOrPowerOffDone(PPDMDRVINS pDrvIns)

0c4004948fca34f2db87e7b38013137e9472c306vboxsync{

0c4004948fca34f2db87e7b38013137e9472c306vboxsync PDRVSCSI pThis = PDMINS_2_DATA(pDrvIns, PDRVSCSI);

0c4004948fca34f2db87e7b38013137e9472c306vboxsync

71f6a34b72f9cc873da208630959de49df1a28a5vboxsync if (pThis->pDrvBlockAsync)

71f6a34b72f9cc873da208630959de49df1a28a5vboxsync {

71f6a34b72f9cc873da208630959de49df1a28a5vboxsync if (pThis->StatIoDepth > 0)

71f6a34b72f9cc873da208630959de49df1a28a5vboxsync return false;

71f6a34b72f9cc873da208630959de49df1a28a5vboxsync else

71f6a34b72f9cc873da208630959de49df1a28a5vboxsync return true;

71f6a34b72f9cc873da208630959de49df1a28a5vboxsync }

71f6a34b72f9cc873da208630959de49df1a28a5vboxsync else

71f6a34b72f9cc873da208630959de49df1a28a5vboxsync {

71f6a34b72f9cc873da208630959de49df1a28a5vboxsync if (!drvscsiAsyncIOLoopNoPendingDummy(pThis, 0 /*ms*/))

71f6a34b72f9cc873da208630959de49df1a28a5vboxsync return false;

71f6a34b72f9cc873da208630959de49df1a28a5vboxsync ASMAtomicWriteBool(&pThis->fDummySignal, false);

71f6a34b72f9cc873da208630959de49df1a28a5vboxsync PDMR3ThreadSuspend(pThis->pAsyncIOThread);

71f6a34b72f9cc873da208630959de49df1a28a5vboxsync return true;

71f6a34b72f9cc873da208630959de49df1a28a5vboxsync }

d4e9ccea0ea1ed303b5708ff94f6c202755f0dc6vboxsync}

d4e9ccea0ea1ed303b5708ff94f6c202755f0dc6vboxsync

8f0fc87a72dee210b62acc9dd859a4bebf8bfb33vboxsyncstatic DECLCALLBACK(void) drvscsiPowerOff(PPDMDRVINS pDrvIns)

8f0fc87a72dee210b62acc9dd859a4bebf8bfb33vboxsync{

0c4004948fca34f2db87e7b38013137e9472c306vboxsync drvscsiR3ResetOrSuspendOrPowerOff(pDrvIns, drvscsiIsAsyncSuspendOrPowerOffDone);

8f0fc87a72dee210b62acc9dd859a4bebf8bfb33vboxsync}

8f0fc87a72dee210b62acc9dd859a4bebf8bfb33vboxsync

8f0fc87a72dee210b62acc9dd859a4bebf8bfb33vboxsyncstatic DECLCALLBACK(void) drvscsiSuspend(PPDMDRVINS pDrvIns)

0c4004948fca34f2db87e7b38013137e9472c306vboxsync{

0c4004948fca34f2db87e7b38013137e9472c306vboxsync drvscsiR3ResetOrSuspendOrPowerOff(pDrvIns, drvscsiIsAsyncSuspendOrPowerOffDone);

0c4004948fca34f2db87e7b38013137e9472c306vboxsync}

0c4004948fca34f2db87e7b38013137e9472c306vboxsync

0c4004948fca34f2db87e7b38013137e9472c306vboxsyncstatic DECLCALLBACK(bool) drvscsiIsAsyncResetDone(PPDMDRVINS pDrvIns)

8f0fc87a72dee210b62acc9dd859a4bebf8bfb33vboxsync{

8f0fc87a72dee210b62acc9dd859a4bebf8bfb33vboxsync PDRVSCSI pThis = PDMINS_2_DATA(pDrvIns, PDRVSCSI);

0c4004948fca34f2db87e7b38013137e9472c306vboxsync

71f6a34b72f9cc873da208630959de49df1a28a5vboxsync if (pThis->pDrvBlockAsync)

71f6a34b72f9cc873da208630959de49df1a28a5vboxsync {

71f6a34b72f9cc873da208630959de49df1a28a5vboxsync if (pThis->StatIoDepth > 0)

71f6a34b72f9cc873da208630959de49df1a28a5vboxsync return false;

71f6a34b72f9cc873da208630959de49df1a28a5vboxsync else

71f6a34b72f9cc873da208630959de49df1a28a5vboxsync return true;

71f6a34b72f9cc873da208630959de49df1a28a5vboxsync }

71f6a34b72f9cc873da208630959de49df1a28a5vboxsync else

71f6a34b72f9cc873da208630959de49df1a28a5vboxsync {

71f6a34b72f9cc873da208630959de49df1a28a5vboxsync if (!drvscsiAsyncIOLoopNoPendingDummy(pThis, 0 /*ms*/))

71f6a34b72f9cc873da208630959de49df1a28a5vboxsync return false;

71f6a34b72f9cc873da208630959de49df1a28a5vboxsync ASMAtomicWriteBool(&pThis->fDummySignal, false);

71f6a34b72f9cc873da208630959de49df1a28a5vboxsync return true;

71f6a34b72f9cc873da208630959de49df1a28a5vboxsync }

8f0fc87a72dee210b62acc9dd859a4bebf8bfb33vboxsync}

8f0fc87a72dee210b62acc9dd859a4bebf8bfb33vboxsync

8f0fc87a72dee210b62acc9dd859a4bebf8bfb33vboxsyncstatic DECLCALLBACK(void) drvscsiReset(PPDMDRVINS pDrvIns)

8f0fc87a72dee210b62acc9dd859a4bebf8bfb33vboxsync{

0c4004948fca34f2db87e7b38013137e9472c306vboxsync drvscsiR3ResetOrSuspendOrPowerOff(pDrvIns, drvscsiIsAsyncResetDone);

8f0fc87a72dee210b62acc9dd859a4bebf8bfb33vboxsync}

8f0fc87a72dee210b62acc9dd859a4bebf8bfb33vboxsync

9dca051a5f8ff457ef1692990f6ecfa280daf265vboxsyncstatic DECLCALLBACK(void) drvscsiDestruct(PPDMDRVINS pDrvIns)

9dca051a5f8ff457ef1692990f6ecfa280daf265vboxsync{

9dca051a5f8ff457ef1692990f6ecfa280daf265vboxsync PDRVSCSI pThis = PDMINS_2_DATA(pDrvIns, PDRVSCSI);

e74eef731a813e4e06680c587a6759b9974b29c9vboxsync PDMDRV_CHECK_VERSIONS_RETURN_VOID(pDrvIns);

9dca051a5f8ff457ef1692990f6ecfa280daf265vboxsync

36411046d85fccaa66061120a064225fd1b5ae01vboxsync if (pThis->hQueueRequests != NIL_RTREQQUEUE)

9dca051a5f8ff457ef1692990f6ecfa280daf265vboxsync {

8cd2f2e64725096acb682f34a5568b7fb816eda7vboxsync if (!drvscsiAsyncIOLoopNoPendingDummy(pThis, 100 /*ms*/))

8cd2f2e64725096acb682f34a5568b7fb816eda7vboxsync LogRel(("drvscsiDestruct#%u: previous dummy request is still pending\n", pDrvIns->iInstance));

8cd2f2e64725096acb682f34a5568b7fb816eda7vboxsync

36411046d85fccaa66061120a064225fd1b5ae01vboxsync int rc = RTReqQueueDestroy(pThis->hQueueRequests);

9dca051a5f8ff457ef1692990f6ecfa280daf265vboxsync AssertMsgRC(rc, ("Failed to destroy queue rc=%Rrc\n", rc));

36411046d85fccaa66061120a064225fd1b5ae01vboxsync pThis->hQueueRequests = NIL_RTREQQUEUE;

9dca051a5f8ff457ef1692990f6ecfa280daf265vboxsync }

26947320577c481b4afefdb0afbb855181e5b2e8vboxsync

26947320577c481b4afefdb0afbb855181e5b2e8vboxsync /* Free the VSCSI device and LUN handle. */

1e1273b11e17928ec3c3a8fff45121aa7a169413vboxsync if (pThis->hVScsiDevice)

1e1273b11e17928ec3c3a8fff45121aa7a169413vboxsync {

1e1273b11e17928ec3c3a8fff45121aa7a169413vboxsync VSCSILUN hVScsiLun;

1e1273b11e17928ec3c3a8fff45121aa7a169413vboxsync int rc = VSCSIDeviceLunDetach(pThis->hVScsiDevice, 0, &hVScsiLun);

1e1273b11e17928ec3c3a8fff45121aa7a169413vboxsync AssertRC(rc);

1e1273b11e17928ec3c3a8fff45121aa7a169413vboxsync

1e1273b11e17928ec3c3a8fff45121aa7a169413vboxsync Assert(hVScsiLun == pThis->hVScsiLun);

1e1273b11e17928ec3c3a8fff45121aa7a169413vboxsync rc = VSCSILunDestroy(hVScsiLun);

1e1273b11e17928ec3c3a8fff45121aa7a169413vboxsync AssertRC(rc);

1e1273b11e17928ec3c3a8fff45121aa7a169413vboxsync rc = VSCSIDeviceDestroy(pThis->hVScsiDevice);

1e1273b11e17928ec3c3a8fff45121aa7a169413vboxsync AssertRC(rc);

1e1273b11e17928ec3c3a8fff45121aa7a169413vboxsync

1e1273b11e17928ec3c3a8fff45121aa7a169413vboxsync pThis->hVScsiDevice = NULL;

1e1273b11e17928ec3c3a8fff45121aa7a169413vboxsync pThis->hVScsiLun = NULL;

1e1273b11e17928ec3c3a8fff45121aa7a169413vboxsync }

9dca051a5f8ff457ef1692990f6ecfa280daf265vboxsync}

9dca051a5f8ff457ef1692990f6ecfa280daf265vboxsync

c28fa006ba669ad8f26ae31d00a338379c04ea1bvboxsyncstatic DECLCALLBACK(int) drvscsiConstruct(PPDMDRVINS pDrvIns, PCFGMNODE pCfg, uint32_t fFlags)

9dca051a5f8ff457ef1692990f6ecfa280daf265vboxsync{

4c42ef40805493bd6d76103b90f71bcd6dbc0f00vboxsync int rc = VINF_SUCCESS;

9dca051a5f8ff457ef1692990f6ecfa280daf265vboxsync PDRVSCSI pThis = PDMINS_2_DATA(pDrvIns, PDRVSCSI);

c28fa006ba669ad8f26ae31d00a338379c04ea1bvboxsync LogFlowFunc(("pDrvIns=%#p pCfg=%#p\n", pDrvIns, pCfg));

e74eef731a813e4e06680c587a6759b9974b29c9vboxsync PDMDRV_CHECK_VERSIONS_RETURN(pDrvIns);

9dca051a5f8ff457ef1692990f6ecfa280daf265vboxsync

9dca051a5f8ff457ef1692990f6ecfa280daf265vboxsync /*

36411046d85fccaa66061120a064225fd1b5ae01vboxsync pThis->pDrvIns = pDrvIns;

36411046d85fccaa66061120a064225fd1b5ae01vboxsync pThis->ISCSIConnector.pfnSCSIRequestSend = drvscsiRequestSend;

a8139954a84d6e9090dd3a8371aa788351d45bc3vboxsync

36411046d85fccaa66061120a064225fd1b5ae01vboxsync pDrvIns->IBase.pfnQueryInterface = drvscsiQueryInterface;

9dca051a5f8ff457ef1692990f6ecfa280daf265vboxsync

0a3cfc177eb2cca0805ca23cf5f98b0080b2ec21vboxsync pThis->IMountNotify.pfnMountNotify = drvscsiMountNotify;

0a3cfc177eb2cca0805ca23cf5f98b0080b2ec21vboxsync pThis->IMountNotify.pfnUnmountNotify = drvscsiUnmountNotify;

cab115cfa31c584def7069312a1e23c3fc88533bvboxsync pThis->IPort.pfnQueryDeviceLocation = drvscsiQueryDeviceLocation;

ea779b55cc87f3e3fadddca4672c6697c82606edvboxsync pThis->IPortAsync.pfnTransferCompleteNotify = drvscsiTransferCompleteNotify;

36411046d85fccaa66061120a064225fd1b5ae01vboxsync pThis->hQueueRequests = NIL_RTREQQUEUE;

ea779b55cc87f3e3fadddca4672c6697c82606edvboxsync

4c42ef40805493bd6d76103b90f71bcd6dbc0f00vboxsync /* Query the SCSI port interface above. */

4c42ef40805493bd6d76103b90f71bcd6dbc0f00vboxsync pThis->pDevScsiPort = PDMIBASE_QUERY_INTERFACE(pDrvIns->pUpBase, PDMISCSIPORT);

4c42ef40805493bd6d76103b90f71bcd6dbc0f00vboxsync AssertMsgReturn(pThis->pDevScsiPort, ("Missing SCSI port interface above\n"), VERR_PDM_MISSING_INTERFACE);

4c42ef40805493bd6d76103b90f71bcd6dbc0f00vboxsync

4c42ef40805493bd6d76103b90f71bcd6dbc0f00vboxsync /* Query the optional LED interface above. */

4c42ef40805493bd6d76103b90f71bcd6dbc0f00vboxsync pThis->pLedPort = PDMIBASE_QUERY_INTERFACE(pDrvIns->pUpBase, PDMILEDPORTS);

4c42ef40805493bd6d76103b90f71bcd6dbc0f00vboxsync if (pThis->pLedPort != NULL)

4c42ef40805493bd6d76103b90f71bcd6dbc0f00vboxsync {

4c42ef40805493bd6d76103b90f71bcd6dbc0f00vboxsync /* Get The Led. */

4c42ef40805493bd6d76103b90f71bcd6dbc0f00vboxsync rc = pThis->pLedPort->pfnQueryStatusLed(pThis->pLedPort, 0, &pThis->pLed);

4c42ef40805493bd6d76103b90f71bcd6dbc0f00vboxsync if (RT_FAILURE(rc))

4c42ef40805493bd6d76103b90f71bcd6dbc0f00vboxsync pThis->pLed = &pThis->Led;

4c42ef40805493bd6d76103b90f71bcd6dbc0f00vboxsync }

4c42ef40805493bd6d76103b90f71bcd6dbc0f00vboxsync else

4c42ef40805493bd6d76103b90f71bcd6dbc0f00vboxsync pThis->pLed = &pThis->Led;

4c42ef40805493bd6d76103b90f71bcd6dbc0f00vboxsync

36411046d85fccaa66061120a064225fd1b5ae01vboxsync /*

6f76f373e9274aa29ec1485be3bfebafb670af0evboxsync if (!CFGMR3AreValuesValid(pCfg, "NonRotationalMedium\0Readonly\0"))

36411046d85fccaa66061120a064225fd1b5ae01vboxsync return PDMDRV_SET_ERROR(pDrvIns, VERR_PDM_DEVINS_UNKNOWN_CFG_VALUES,

36411046d85fccaa66061120a064225fd1b5ae01vboxsync N_("SCSI configuration error: unknown option specified"));

36411046d85fccaa66061120a064225fd1b5ae01vboxsync

36411046d85fccaa66061120a064225fd1b5ae01vboxsync rc = CFGMR3QueryBoolDef(pCfg, "NonRotationalMedium", &pThis->fNonRotational, false);

36411046d85fccaa66061120a064225fd1b5ae01vboxsync if (RT_FAILURE(rc))

36411046d85fccaa66061120a064225fd1b5ae01vboxsync return PDMDRV_SET_ERROR(pDrvIns, rc,

36411046d85fccaa66061120a064225fd1b5ae01vboxsync N_("SCSI configuration error: failed to read \"NonRotationalMedium\" as boolean"));

36411046d85fccaa66061120a064225fd1b5ae01vboxsync

6f76f373e9274aa29ec1485be3bfebafb670af0evboxsync rc = CFGMR3QueryBoolDef(pCfg, "Readonly", &pThis->fReadonly, false);

6f76f373e9274aa29ec1485be3bfebafb670af0evboxsync if (RT_FAILURE(rc))

6f76f373e9274aa29ec1485be3bfebafb670af0evboxsync return PDMDRV_SET_ERROR(pDrvIns, rc,

6f76f373e9274aa29ec1485be3bfebafb670af0evboxsync N_("SCSI configuration error: failed to read \"Readonly\" as boolean"));

6f76f373e9274aa29ec1485be3bfebafb670af0evboxsync

9dca051a5f8ff457ef1692990f6ecfa280daf265vboxsync /*

4c42ef40805493bd6d76103b90f71bcd6dbc0f00vboxsync rc = PDMDrvHlpAttach(pDrvIns, fFlags, &pThis->pDrvBase);

9dca051a5f8ff457ef1692990f6ecfa280daf265vboxsync AssertMsgReturn(RT_SUCCESS(rc), ("Attaching driver below failed rc=%Rrc\n", rc), rc);

9dca051a5f8ff457ef1692990f6ecfa280daf265vboxsync

9dca051a5f8ff457ef1692990f6ecfa280daf265vboxsync /*

da3503c04ce76e653401396fe2795a9bc2427a1dvboxsync pThis->pDrvBlock = PDMIBASE_QUERY_INTERFACE(pThis->pDrvBase, PDMIBLOCK);

9dca051a5f8ff457ef1692990f6ecfa280daf265vboxsync if (!pThis->pDrvBlock)

9dca051a5f8ff457ef1692990f6ecfa280daf265vboxsync {

9dca051a5f8ff457ef1692990f6ecfa280daf265vboxsync AssertMsgFailed(("Configuration error: No block interface!\n"));

9dca051a5f8ff457ef1692990f6ecfa280daf265vboxsync return VERR_PDM_MISSING_INTERFACE;

9dca051a5f8ff457ef1692990f6ecfa280daf265vboxsync }

da3503c04ce76e653401396fe2795a9bc2427a1dvboxsync pThis->pDrvBlockBios = PDMIBASE_QUERY_INTERFACE(pThis->pDrvBase, PDMIBLOCKBIOS);

9dca051a5f8ff457ef1692990f6ecfa280daf265vboxsync if (!pThis->pDrvBlockBios)

9dca051a5f8ff457ef1692990f6ecfa280daf265vboxsync {

9dca051a5f8ff457ef1692990f6ecfa280daf265vboxsync AssertMsgFailed(("Configuration error: No block BIOS interface!\n"));

9dca051a5f8ff457ef1692990f6ecfa280daf265vboxsync return VERR_PDM_MISSING_INTERFACE;

9dca051a5f8ff457ef1692990f6ecfa280daf265vboxsync }

9dca051a5f8ff457ef1692990f6ecfa280daf265vboxsync

da3503c04ce76e653401396fe2795a9bc2427a1dvboxsync pThis->pDrvMount = PDMIBASE_QUERY_INTERFACE(pThis->pDrvBase, PDMIMOUNT);

9dca051a5f8ff457ef1692990f6ecfa280daf265vboxsync

9dca051a5f8ff457ef1692990f6ecfa280daf265vboxsync /* Try to get the optional async block interface. */

da3503c04ce76e653401396fe2795a9bc2427a1dvboxsync pThis->pDrvBlockAsync = PDMIBASE_QUERY_INTERFACE(pThis->pDrvBase, PDMIBLOCKASYNC);

9dca051a5f8ff457ef1692990f6ecfa280daf265vboxsync

cba6719bd64ec749967bbe931230452664109857vboxsync PDMBLOCKTYPE enmType = pThis->pDrvBlock->pfnGetType(pThis->pDrvBlock);

0a3cfc177eb2cca0805ca23cf5f98b0080b2ec21vboxsync VSCSILUNTYPE enmLunType;

1e9e76e4273dcc2e3d560a0f3605c46f0013eb7bvboxsync switch (enmType)

0a3cfc177eb2cca0805ca23cf5f98b0080b2ec21vboxsync {

0a3cfc177eb2cca0805ca23cf5f98b0080b2ec21vboxsync case PDMBLOCKTYPE_HARD_DISK:

0a3cfc177eb2cca0805ca23cf5f98b0080b2ec21vboxsync enmLunType = VSCSILUNTYPE_SBC;

0a3cfc177eb2cca0805ca23cf5f98b0080b2ec21vboxsync break;

0a3cfc177eb2cca0805ca23cf5f98b0080b2ec21vboxsync case PDMBLOCKTYPE_CDROM:

0a3cfc177eb2cca0805ca23cf5f98b0080b2ec21vboxsync case PDMBLOCKTYPE_DVD:

0a3cfc177eb2cca0805ca23cf5f98b0080b2ec21vboxsync enmLunType = VSCSILUNTYPE_MMC;

0a3cfc177eb2cca0805ca23cf5f98b0080b2ec21vboxsync break;

0a3cfc177eb2cca0805ca23cf5f98b0080b2ec21vboxsync default:

9b789c281103a2489742bf32f6ab500e38b2ecd5vboxsync return PDMDrvHlpVMSetError(pDrvIns, VERR_PDM_UNSUPPORTED_BLOCK_TYPE, RT_SRC_POS,

0a3cfc177eb2cca0805ca23cf5f98b0080b2ec21vboxsync N_("Only hard disks and CD/DVD-ROMs are currently supported as SCSI devices (enmType=%d)"),

9b789c281103a2489742bf32f6ab500e38b2ecd5vboxsync enmType);

0a3cfc177eb2cca0805ca23cf5f98b0080b2ec21vboxsync }

0a3cfc177eb2cca0805ca23cf5f98b0080b2ec21vboxsync if ( ( enmType == PDMBLOCKTYPE_DVD

0a3cfc177eb2cca0805ca23cf5f98b0080b2ec21vboxsync || enmType == PDMBLOCKTYPE_CDROM)

0a3cfc177eb2cca0805ca23cf5f98b0080b2ec21vboxsync && !pThis->pDrvMount)

0a3cfc177eb2cca0805ca23cf5f98b0080b2ec21vboxsync {

0a3cfc177eb2cca0805ca23cf5f98b0080b2ec21vboxsync AssertMsgFailed(("Internal error: cdrom without a mountable interface\n"));

0a3cfc177eb2cca0805ca23cf5f98b0080b2ec21vboxsync return VERR_INTERNAL_ERROR;

0a3cfc177eb2cca0805ca23cf5f98b0080b2ec21vboxsync }

ea779b55cc87f3e3fadddca4672c6697c82606edvboxsync

ea779b55cc87f3e3fadddca4672c6697c82606edvboxsync /* Create VSCSI device and LUN. */

e18d16f31765f000e2a4a111a3df6d211cd825f1vboxsync pThis->VScsiIoCallbacks.pfnVScsiLunMediumGetSize = drvscsiGetSize;

e18d16f31765f000e2a4a111a3df6d211cd825f1vboxsync pThis->VScsiIoCallbacks.pfnVScsiLunMediumGetSectorSize = drvscsiGetSectorSize;

e18d16f31765f000e2a4a111a3df6d211cd825f1vboxsync pThis->VScsiIoCallbacks.pfnVScsiLunReqTransferEnqueue = drvscsiReqTransferEnqueue;

e18d16f31765f000e2a4a111a3df6d211cd825f1vboxsync pThis->VScsiIoCallbacks.pfnVScsiLunGetFeatureFlags = drvscsiGetFeatureFlags;

e18d16f31765f000e2a4a111a3df6d211cd825f1vboxsync pThis->VScsiIoCallbacks.pfnVScsiLunMediumSetLock = drvscsiSetLock;

ea779b55cc87f3e3fadddca4672c6697c82606edvboxsync

ea779b55cc87f3e3fadddca4672c6697c82606edvboxsync rc = VSCSIDeviceCreate(&pThis->hVScsiDevice, drvscsiVScsiReqCompleted, pThis);

ea779b55cc87f3e3fadddca4672c6697c82606edvboxsync AssertMsgReturn(RT_SUCCESS(rc), ("Failed to create VSCSI device rc=%Rrc\n"), rc);

0a3cfc177eb2cca0805ca23cf5f98b0080b2ec21vboxsync rc = VSCSILunCreate(&pThis->hVScsiLun, enmLunType, &pThis->VScsiIoCallbacks,

ea779b55cc87f3e3fadddca4672c6697c82606edvboxsync pThis);

ea779b55cc87f3e3fadddca4672c6697c82606edvboxsync AssertMsgReturn(RT_SUCCESS(rc), ("Failed to create VSCSI LUN rc=%Rrc\n"), rc);

ea779b55cc87f3e3fadddca4672c6697c82606edvboxsync rc = VSCSIDeviceLunAttach(pThis->hVScsiDevice, pThis->hVScsiLun, 0);

ea779b55cc87f3e3fadddca4672c6697c82606edvboxsync AssertMsgReturn(RT_SUCCESS(rc), ("Failed to attached the LUN to the SCSI device\n"), rc);

9dca051a5f8ff457ef1692990f6ecfa280daf265vboxsync

5cece736b63cc917f3781c8c7e46fd3ea98c4e20vboxsync //@todo: This is a very hacky way of telling the LUN whether a medium was mounted.

5cece736b63cc917f3781c8c7e46fd3ea98c4e20vboxsync // The mount/unmount interface doesn't work in a very sensible manner!

5cece736b63cc917f3781c8c7e46fd3ea98c4e20vboxsync if (pThis->pDrvMount)

5cece736b63cc917f3781c8c7e46fd3ea98c4e20vboxsync {

5cece736b63cc917f3781c8c7e46fd3ea98c4e20vboxsync if (pThis->pDrvBlock->pfnGetSize(pThis->pDrvBlock))

5cece736b63cc917f3781c8c7e46fd3ea98c4e20vboxsync {

5cece736b63cc917f3781c8c7e46fd3ea98c4e20vboxsync rc = VINF_SUCCESS; VSCSILunMountNotify(pThis->hVScsiLun);

5cece736b63cc917f3781c8c7e46fd3ea98c4e20vboxsync AssertMsgReturn(RT_SUCCESS(rc), ("Failed to notify the LUN of media being mounted\n"), rc);

5cece736b63cc917f3781c8c7e46fd3ea98c4e20vboxsync }

5cece736b63cc917f3781c8c7e46fd3ea98c4e20vboxsync else

5cece736b63cc917f3781c8c7e46fd3ea98c4e20vboxsync {

5cece736b63cc917f3781c8c7e46fd3ea98c4e20vboxsync rc = VINF_SUCCESS; VSCSILunUnmountNotify(pThis->hVScsiLun);

5cece736b63cc917f3781c8c7e46fd3ea98c4e20vboxsync AssertMsgReturn(RT_SUCCESS(rc), ("Failed to notify the LUN of media being unmounted\n"), rc);

5cece736b63cc917f3781c8c7e46fd3ea98c4e20vboxsync }

5cece736b63cc917f3781c8c7e46fd3ea98c4e20vboxsync }

5cece736b63cc917f3781c8c7e46fd3ea98c4e20vboxsync

9dca051a5f8ff457ef1692990f6ecfa280daf265vboxsync /* Register statistics counter. */

9b789c281103a2489742bf32f6ab500e38b2ecd5vboxsync /** @todo aeichner: Find a way to put the instance number of the attached

9dca051a5f8ff457ef1692990f6ecfa280daf265vboxsync PDMDrvHlpSTAMRegisterF(pDrvIns, &pThis->StatBytesRead, STAMTYPE_COUNTER, STAMVISIBILITY_ALWAYS, STAMUNIT_BYTES,

c91345f92b829d3fba05ce7a97206d83c5183ce0vboxsync "Amount of data read.", "/Devices/SCSI0/%d/ReadBytes", pDrvIns->iInstance);

9dca051a5f8ff457ef1692990f6ecfa280daf265vboxsync PDMDrvHlpSTAMRegisterF(pDrvIns, &pThis->StatBytesWritten, STAMTYPE_COUNTER, STAMVISIBILITY_ALWAYS, STAMUNIT_BYTES,

c91345f92b829d3fba05ce7a97206d83c5183ce0vboxsync "Amount of data written.", "/Devices/SCSI0/%d/WrittenBytes", pDrvIns->iInstance);

9dca051a5f8ff457ef1692990f6ecfa280daf265vboxsync

44a2ecaf2d0fc196ab76cab13b3f909299e386d1vboxsync pThis->StatIoDepth = 0;

44a2ecaf2d0fc196ab76cab13b3f909299e386d1vboxsync

44a2ecaf2d0fc196ab76cab13b3f909299e386d1vboxsync PDMDrvHlpSTAMRegisterF(pDrvIns, (void *)&pThis->StatIoDepth, STAMTYPE_U32, STAMVISIBILITY_ALWAYS, STAMUNIT_COUNT,

44a2ecaf2d0fc196ab76cab13b3f909299e386d1vboxsync "Number of active tasks.", "/Devices/SCSI0/%d/IoDepth", pDrvIns->iInstance);

44a2ecaf2d0fc196ab76cab13b3f909299e386d1vboxsync

71f6a34b72f9cc873da208630959de49df1a28a5vboxsync if (!pThis->pDrvBlockAsync)

71f6a34b72f9cc873da208630959de49df1a28a5vboxsync {

71f6a34b72f9cc873da208630959de49df1a28a5vboxsync /* Create request queue. */

36411046d85fccaa66061120a064225fd1b5ae01vboxsync rc = RTReqQueueCreate(&pThis->hQueueRequests);

71f6a34b72f9cc873da208630959de49df1a28a5vboxsync AssertMsgReturn(RT_SUCCESS(rc), ("Failed to create request queue rc=%Rrc\n"), rc);

71f6a34b72f9cc873da208630959de49df1a28a5vboxsync /* Create I/O thread. */

71f6a34b72f9cc873da208630959de49df1a28a5vboxsync rc = PDMDrvHlpThreadCreate(pDrvIns, &pThis->pAsyncIOThread, pThis, drvscsiAsyncIOLoop,

71f6a34b72f9cc873da208630959de49df1a28a5vboxsync drvscsiAsyncIOLoopWakeup, 0, RTTHREADTYPE_IO, "SCSI async IO");

71f6a34b72f9cc873da208630959de49df1a28a5vboxsync AssertMsgReturn(RT_SUCCESS(rc), ("Failed to create async I/O thread rc=%Rrc\n"), rc);

b0db50948c349fa76655abf252f7946b515e8204vboxsync

b0db50948c349fa76655abf252f7946b515e8204vboxsync LogRel(("SCSI#%d: using normal I/O\n", pDrvIns->iInstance));

71f6a34b72f9cc873da208630959de49df1a28a5vboxsync }

b0db50948c349fa76655abf252f7946b515e8204vboxsync else

b0db50948c349fa76655abf252f7946b515e8204vboxsync LogRel(("SCSI#%d: using async I/O\n", pDrvIns->iInstance));

9dca051a5f8ff457ef1692990f6ecfa280daf265vboxsync

f4aad55f8addd816ef005845842a2418bbdc3ea2vboxsync if ( pThis->pDrvBlock->pfnDiscard

f4aad55f8addd816ef005845842a2418bbdc3ea2vboxsync || ( pThis->pDrvBlockAsync

f4aad55f8addd816ef005845842a2418bbdc3ea2vboxsync && pThis->pDrvBlockAsync->pfnStartDiscard))

f4aad55f8addd816ef005845842a2418bbdc3ea2vboxsync LogRel(("SCSI#%d: Enabled UNMAP support\n"));

f4aad55f8addd816ef005845842a2418bbdc3ea2vboxsync

9dca051a5f8ff457ef1692990f6ecfa280daf265vboxsync return VINF_SUCCESS;

9dca051a5f8ff457ef1692990f6ecfa280daf265vboxsync}

9dca051a5f8ff457ef1692990f6ecfa280daf265vboxsync

9dca051a5f8ff457ef1692990f6ecfa280daf265vboxsyncconst PDMDRVREG g_DrvSCSI =

9dca051a5f8ff457ef1692990f6ecfa280daf265vboxsync{

9dca051a5f8ff457ef1692990f6ecfa280daf265vboxsync /* u32Version */

9dca051a5f8ff457ef1692990f6ecfa280daf265vboxsync PDM_DRVREG_VERSION,

5b465a7c1237993faf8bb50120d247f3f0319adavboxsync /* szName */

9dca051a5f8ff457ef1692990f6ecfa280daf265vboxsync "SCSI",

ad77e3ec3cde24263bc7537575f5cae442bee3b1vboxsync /* szRCMod */

ad77e3ec3cde24263bc7537575f5cae442bee3b1vboxsync "",

ad77e3ec3cde24263bc7537575f5cae442bee3b1vboxsync /* szR0Mod */

ad77e3ec3cde24263bc7537575f5cae442bee3b1vboxsync "",

9dca051a5f8ff457ef1692990f6ecfa280daf265vboxsync /* pszDescription */

9dca051a5f8ff457ef1692990f6ecfa280daf265vboxsync "Generic SCSI driver.",

9dca051a5f8ff457ef1692990f6ecfa280daf265vboxsync /* fFlags */

9dca051a5f8ff457ef1692990f6ecfa280daf265vboxsync PDM_DRVREG_FLAGS_HOST_BITS_DEFAULT,

9dca051a5f8ff457ef1692990f6ecfa280daf265vboxsync /* fClass. */

9dca051a5f8ff457ef1692990f6ecfa280daf265vboxsync PDM_DRVREG_CLASS_SCSI,

9dca051a5f8ff457ef1692990f6ecfa280daf265vboxsync /* cMaxInstances */

ad48e47654d22f79b025dc4b21cb162cb123801avboxsync ~0U,

9dca051a5f8ff457ef1692990f6ecfa280daf265vboxsync /* cbInstance */

9dca051a5f8ff457ef1692990f6ecfa280daf265vboxsync sizeof(DRVSCSI),

9dca051a5f8ff457ef1692990f6ecfa280daf265vboxsync /* pfnConstruct */

9dca051a5f8ff457ef1692990f6ecfa280daf265vboxsync drvscsiConstruct,

9dca051a5f8ff457ef1692990f6ecfa280daf265vboxsync /* pfnDestruct */

9dca051a5f8ff457ef1692990f6ecfa280daf265vboxsync drvscsiDestruct,

ad77e3ec3cde24263bc7537575f5cae442bee3b1vboxsync /* pfnRelocate */

ad77e3ec3cde24263bc7537575f5cae442bee3b1vboxsync NULL,

9dca051a5f8ff457ef1692990f6ecfa280daf265vboxsync /* pfnIOCtl */

9dca051a5f8ff457ef1692990f6ecfa280daf265vboxsync NULL,

9dca051a5f8ff457ef1692990f6ecfa280daf265vboxsync /* pfnPowerOn */

9dca051a5f8ff457ef1692990f6ecfa280daf265vboxsync NULL,

9dca051a5f8ff457ef1692990f6ecfa280daf265vboxsync /* pfnReset */

d4e9ccea0ea1ed303b5708ff94f6c202755f0dc6vboxsync drvscsiReset,

9dca051a5f8ff457ef1692990f6ecfa280daf265vboxsync /* pfnSuspend */

8f0fc87a72dee210b62acc9dd859a4bebf8bfb33vboxsync drvscsiSuspend,

9dca051a5f8ff457ef1692990f6ecfa280daf265vboxsync /* pfnResume */

9dca051a5f8ff457ef1692990f6ecfa280daf265vboxsync NULL,

cba6719bd64ec749967bbe931230452664109857vboxsync /* pfnAttach */

9dca051a5f8ff457ef1692990f6ecfa280daf265vboxsync NULL,

cba6719bd64ec749967bbe931230452664109857vboxsync /* pfnDetach */

d7125f3a1b435761c393f9ec406e85a73ae2a3e7vboxsync NULL,

9dca051a5f8ff457ef1692990f6ecfa280daf265vboxsync /* pfnPowerOff */

8f0fc87a72dee210b62acc9dd859a4bebf8bfb33vboxsync drvscsiPowerOff,

cba6719bd64ec749967bbe931230452664109857vboxsync /* pfnSoftReset */

cba6719bd64ec749967bbe931230452664109857vboxsync NULL,

cba6719bd64ec749967bbe931230452664109857vboxsync /* u32EndVersion */

cba6719bd64ec749967bbe931230452664109857vboxsync PDM_DRVREG_VERSION

9dca051a5f8ff457ef1692990f6ecfa280daf265vboxsync};