Fix a obvious bug for judge whether the PPB support ISA

git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@9557 6f19259b-4bc3-4df7-8a09-765794883524

diff --git a/DuetPkg/PciBusNoEnumerationDxe/PciEnumeratorSupport.c b/DuetPkg/PciBusNoEnumerationDxe/PciEnumeratorSupport.c
index 27a525e0d82aeb6e93cd0a6c62c982ee06309c33..a21df4cec23786951d78d4c191641426f746a72d 100644 (file)
--- a/DuetPkg/PciBusNoEnumerationDxe/PciEnumeratorSupport.c
+++ b/DuetPkg/PciBusNoEnumerationDxe/PciEnumeratorSupport.c
@@ -818,7 +818,7 @@ Returns:
     // will block forwarding 0x100-0x3ff for each 1KB in the \r
     // first 64KB I/O range.\r
     //\r
-    if (!BridgeControl & EFI_PCI_BRIDGE_CONTROL_ISA) {\r
+    if ((BridgeControl & EFI_PCI_BRIDGE_CONTROL_ISA) != 0) {\r
       PciIoDevice->Attributes |= EFI_PCI_IO_ATTRIBUTE_ISA_IO;\r
     } \r
 \r