Index: /trunk/src/VBox/Devices/Storage/DevAHCI.cpp
===================================================================
--- /trunk/src/VBox/Devices/Storage/DevAHCI.cpp	(revision 42199)
+++ /trunk/src/VBox/Devices/Storage/DevAHCI.cpp	(revision 42200)
@@ -6730,5 +6730,5 @@
     uint32_t        u32IOBuffer;
 
-	/* Test for correct version. */
+    /* Test for correct version. */
     rc = SSMR3GetU32(pSSM, &u32Version);
     AssertRCReturn(rc, rc);
@@ -7578,64 +7578,64 @@
                 }
             }
-		char szName[24];
-		RTStrPrintf(szName, sizeof(szName), "Port%d", iLUN);
-
-		if (   pAhciPort->pDrvBlockAsync
-			&& !pAhciPort->fATAPI)
-		{
-			pAhciPort->fAsyncInterface = true;
-		}
-		else
-		{
-			pAhciPort->fAsyncInterface = false;
-
-			/* Create event semaphore. */
-			rc = RTSemEventCreate(&pAhciPort->AsyncIORequestSem);
-			if (RT_FAILURE(rc))
-			{
-				Log(("%s: Failed to create event semaphore for %s.\n", __FUNCTION__, szName));
-				return rc;
-			}
-
-			/* Create the async IO thread. */
-			rc = PDMDevHlpThreadCreate(pDevIns, &pAhciPort->pAsyncIOThread, pAhciPort, ahciAsyncIOLoop, ahciAsyncIOLoopWakeUp, 0,
-									   RTTHREADTYPE_IO, szName);
-			if (RT_FAILURE(rc))
-			{
-				AssertMsgFailed(("%s: Async IO Thread creation for %s failed rc=%d\n", __FUNCTION__, szName, rc));
-				return rc;
-			}
-		}
-
-		/*
-		 * Init vendor product data.
-		 */
-		if (RT_SUCCESS(rc))
-			rc = ahciR3VpdInit(pDevIns, pAhciPort, szName);
-
-		/* Inform the guest about the added device in case of hotplugging. */
-		if (   RT_SUCCESS(rc)
-			&& !(fFlags & PDM_TACH_FLAGS_NOT_HOT_PLUG))
-		{
-			/*
-			 * Initialize registers
-			 */
-			ASMAtomicOrU32(&pAhciPort->regCMD, AHCI_PORT_CMD_CPS);
-			ASMAtomicOrU32(&pAhciPort->regIS, AHCI_PORT_IS_CPDS | AHCI_PORT_IS_PRCS | AHCI_PORT_IS_PCS);
-			ASMAtomicOrU32(&pAhciPort->regSERR, AHCI_PORT_SERR_X | AHCI_PORT_SERR_N);
-
-			if (pAhciPort->fATAPI)
-				pAhciPort->regSIG = AHCI_PORT_SIG_ATAPI;
-			else
-				pAhciPort->regSIG = AHCI_PORT_SIG_DISK;
-			pAhciPort->regSSTS = (0x01 << 8) | /* Interface is active. */
-								 (0x02 << 4) | /* Generation 2 (3.0GBps) speed. */
-								 (0x03 << 0);  /* Device detected and communication established. */
-
-			if (   (pAhciPort->regIE & AHCI_PORT_IE_CPDE)
-				|| (pAhciPort->regIE & AHCI_PORT_IE_PCE)
-				|| (pAhciPort->regIE & AHCI_PORT_IE_PRCE))
-				ahciHbaSetInterrupt(pAhciPort->CTX_SUFF(pAhci), pAhciPort->iLUN, VERR_IGNORED);
-		}
+        char szName[24];
+        RTStrPrintf(szName, sizeof(szName), "Port%d", iLUN);
+
+        if (   pAhciPort->pDrvBlockAsync
+            && !pAhciPort->fATAPI)
+        {
+            pAhciPort->fAsyncInterface = true;
+        }
+        else
+        {
+            pAhciPort->fAsyncInterface = false;
+
+            /* Create event semaphore. */
+            rc = RTSemEventCreate(&pAhciPort->AsyncIORequestSem);
+            if (RT_FAILURE(rc))
+            {
+                Log(("%s: Failed to create event semaphore for %s.\n", __FUNCTION__, szName));
+                return rc;
+            }
+
+            /* Create the async IO thread. */
+            rc = PDMDevHlpThreadCreate(pDevIns, &pAhciPort->pAsyncIOThread, pAhciPort, ahciAsyncIOLoop, ahciAsyncIOLoopWakeUp, 0,
+                                       RTTHREADTYPE_IO, szName);
+            if (RT_FAILURE(rc))
+            {
+                AssertMsgFailed(("%s: Async IO Thread creation for %s failed rc=%d\n", __FUNCTION__, szName, rc));
+                return rc;
+            }
+        }
+
+        /*
+         * Init vendor product data.
+         */
+        if (RT_SUCCESS(rc))
+            rc = ahciR3VpdInit(pDevIns, pAhciPort, szName);
+
+        /* Inform the guest about the added device in case of hotplugging. */
+        if (   RT_SUCCESS(rc)
+            && !(fFlags & PDM_TACH_FLAGS_NOT_HOT_PLUG))
+        {
+            /*
+             * Initialize registers
+             */
+            ASMAtomicOrU32(&pAhciPort->regCMD, AHCI_PORT_CMD_CPS);
+            ASMAtomicOrU32(&pAhciPort->regIS, AHCI_PORT_IS_CPDS | AHCI_PORT_IS_PRCS | AHCI_PORT_IS_PCS);
+            ASMAtomicOrU32(&pAhciPort->regSERR, AHCI_PORT_SERR_X | AHCI_PORT_SERR_N);
+
+            if (pAhciPort->fATAPI)
+                pAhciPort->regSIG = AHCI_PORT_SIG_ATAPI;
+            else
+                pAhciPort->regSIG = AHCI_PORT_SIG_DISK;
+            pAhciPort->regSSTS = (0x01 << 8) | /* Interface is active. */
+                                 (0x02 << 4) | /* Generation 2 (3.0GBps) speed. */
+                                 (0x03 << 0);  /* Device detected and communication established. */
+
+            if (   (pAhciPort->regIE & AHCI_PORT_IE_CPDE)
+                || (pAhciPort->regIE & AHCI_PORT_IE_PCE)
+                || (pAhciPort->regIE & AHCI_PORT_IE_PRCE))
+                ahciHbaSetInterrupt(pAhciPort->CTX_SUFF(pAhci), pAhciPort->iLUN, VERR_IGNORED);
+        }
 
     }