Changeset 37887 in vbox for trunk/src/VBox/Devices

Timestamp:

Jul 12, 2011 10:50:43 AM (14 years ago)

Author:

vboxsync

Message:

AHCI: Fix read access beyond 4GB for CD/DVD drives

File:

• trunk/src/VBox/Devices/Storage/DevAHCI.cpp (modified) (2 diffs)

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

@@ -4142 +4142 @@
     {
         case 2048:
-            pAhciPortTaskState->uOffset = iATAPILBA * cbSector;
+            pAhciPortTaskState->uOffset = (uint64_t)iATAPILBA * cbSector;
             pAhciPortTaskState->cbTransfer = cSectors * cbSector;
             break;
@@ -4148 +4148 @@
         {
             pAhciPortTaskState->pfnPostProcess = atapiReadSectors2352PostProcess;
-            pAhciPortTaskState->uOffset = iATAPILBA * 2048;
+            pAhciPortTaskState->uOffset = (uint64_t)iATAPILBA * 2048;
             pAhciPortTaskState->cbTransfer = cSectors * 2048;
             break;