Changeset 106422 in vbox for trunk/src/VBox/Devices/Storage

Timestamp:

Oct 17, 2024 10:07:16 AM (4 months ago)

Author:

vboxsync

svn:sync-xref-src-repo-rev:

165241

Message:

DevAHCI: Explicitly set SCSI transfer direcction for AHCI ATAPI transfers.

File:

• trunk/src/VBox/Devices/Storage/DevAHCI.cpp (modified) (1 diff)

trunk/src/VBox/Devices/Storage/DevAHCI.cpp

@@ -4397 +4397 @@
         if (RT_SUCCESS(rc))
         {
+            PDMMEDIAEXIOREQSCSITXDIR enmTxDir = PDMMEDIAEXIOREQSCSITXDIR_NONE;
             if (cbBuf && (pAhciReq->fFlags & AHCI_REQ_XFER_2_HOST))
+            {
                 pAhciPort->Led.Asserted.s.fReading = pAhciPort->Led.Actual.s.fReading = 1;
+                enmTxDir = PDMMEDIAEXIOREQSCSITXDIR_FROM_DEVICE;
+            }
             else if (cbBuf)
+            {
                 pAhciPort->Led.Asserted.s.fWriting = pAhciPort->Led.Actual.s.fWriting = 1;
+                enmTxDir = PDMMEDIAEXIOREQSCSITXDIR_TO_DEVICE;
+            }
             rc = pAhciPortR3->pDrvMediaEx->pfnIoReqSendScsiCmd(pAhciPortR3->pDrvMediaEx, pAhciReq->hIoReq,
                                                              0, &pAhciReq->aATAPICmd[0], ATAPI_PACKET_SIZE,
-                                                             PDMMEDIAEXIOREQSCSITXDIR_UNKNOWN, NULL, cbBuf,
+                                                             enmTxDir, NULL, cbBuf,
                                                              &pAhciPort->abATAPISense[0], sizeof(pAhciPort->abATAPISense), NULL,
                                                              &pAhciReq->u8ScsiSts, 30 * RT_MS_1SEC);