X-Git-Url: https://git.proxmox.com/?p=mirror_edk2.git;a=blobdiff_plain;f=MdePkg%2FLibrary%2FUefiPciSegmentLibPciRootBridgeIo%2FPciSegmentLib.h;fp=MdePkg%2FLibrary%2FUefiPciSegmentLibPciRootBridgeIo%2FPciSegmentLib.h;h=ea9fe6665e63331502bae3af0126737d2791d9ef;hp=00129edea6bb405ee4e16f97115df9e8c5dcaac7;hb=f5305d5a9978a443b81202a6d5102fa702fa231b;hpb=053b13f29649e7a8d742304fe9fe51f41c4f9847

diff --git a/MdePkg/Library/UefiPciSegmentLibPciRootBridgeIo/PciSegmentLib.h b/MdePkg/Library/UefiPciSegmentLibPciRootBridgeIo/PciSegmentLib.h
index 00129edea6..ea9fe6665e 100644
--- a/MdePkg/Library/UefiPciSegmentLibPciRootBridgeIo/PciSegmentLib.h
+++ b/MdePkg/Library/UefiPciSegmentLibPciRootBridgeIo/PciSegmentLib.h
@@ -54,6 +54,6 @@ typedef struct {
 
 **/
 #define PCI_TO_PCI_ROOT_BRIDGE_IO_ADDRESS(A) \
-  ((((A) << 4) & 0xff000000) | (((A) >> 4) & 0x00000700) | (((A) << 1) & 0x001f0000) | (LShiftU64((A) & 0xfff, 32)))
+  ((((UINT32)(A) << 4) & 0xff000000) | (((UINT32)(A) >> 4) & 0x00000700) | (((UINT32)(A) << 1) & 0x001f0000) | (LShiftU64((A) & 0xfff, 32)))
 
 #endif