Changeset 52951 in vbox

Timestamp:

Oct 6, 2014 12:05:22 PM (10 years ago)

Author:

vboxsync

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

96392

Message:

AHCI: Update HBA interrupt status register before executing the write

File:

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

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

@@ -1703 +1703 @@
     if (rc != VINF_SUCCESS)
         return rc;
+
+    /* Update interrupt status register first. */
+    ahci->regHbaIs |= ASMAtomicXchgU32(&ahci->u32PortsInterrupted, 0);
 
     if (u32Value > 0)