PCI Bus Driver Enhancement

git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@3960 6f19259b-4bc3-4df7-8a09-765794883524
2007-09-28 04:40:49 +00:00
parent 73c7e13392
commit ff62de3730
4 changed files with 43 additions and 7 deletions
--- a/IntelFrameworkModulePkg/Bus/Pci/PciBusDxe/PciEnumerator.c
+++ b/IntelFrameworkModulePkg/Bus/Pci/PciBusDxe/PciEnumerator.c
@ -200,12 +200,21 @@ Returns:
  // Get the bus number to start with
  //
  StartBusNumber = (UINT8) (pConfiguration->AddrRangeMin);
+  PaddedBusRange  = (UINT8) (pConfiguration->AddrRangeMax);

  //
  // Initialize the subordinate bus number
  //
  SubBusNumber = StartBusNumber;

+  //
+  // Reset all assigned PCI bus number
+  //
+  ResetAllPpbBusNumber (
+    RootBridgeDev, 
+    StartBusNumber
+  );
+
  //
  // Assign bus number
  //