update code to eliminate the wrong assumption that pci address is equal to host addre...

[mirror_edk2.git] / MdeModulePkg / Bus / Pci / EhciDxe / EhciUrb.h

diff --git a/MdeModulePkg/Bus/Pci/EhciDxe/EhciUrb.h b/MdeModulePkg/Bus/Pci/EhciDxe/EhciUrb.h
index 1079be003b77891c36eca3f57d5d6eb18f0c4a69..2e0637530f9adebfe4790db177e336c03d8d682b 100644 (file)
--- a/MdeModulePkg/Bus/Pci/EhciDxe/EhciUrb.h
+++ b/MdeModulePkg/Bus/Pci/EhciDxe/EhciUrb.h
@@ -244,7 +244,8 @@ struct _URB {
   Create a single QTD to hold the data.\r
 \r
   @param  Ehc        The EHCI device.\r
-  @param  Data       Current data not associated with a QTD.\r
+  @param  Data       The cpu memory address of current data not associated with a QTD.\r
+  @param  DataPhy    The pci bus address of current data not associated with a QTD.\r
   @param  DataLen    The length of the data.\r
   @param  PktId      Packet ID to use in the QTD.\r
   @param  Toggle     Data toggle to use in the QTD.\r
@@ -257,6 +258,7 @@ EHC_QTD *
 EhcCreateQtd (\r
   IN USB2_HC_DEV          *Ehc,\r
   IN UINT8                *Data,\r
+  IN UINT8                *DataPhy,\r
   IN UINTN                DataLen,\r
   IN UINT8                PktId,\r
   IN UINT8                Toggle,\r