Add comments for all file tagged with "ToolCode="DUMMY"".

[mirror_edk2.git] / EdkModulePkg / Bus / Pci / PciBus / Dxe / PciBus.msa

diff --git a/EdkModulePkg/Bus/Pci/PciBus/Dxe/PciBus.msa b/EdkModulePkg/Bus/Pci/PciBus/Dxe/PciBus.msa
index 4fe1dac4a9e6077e43fb1051c81482a036aeb2fa..855fdd7591f2b598630ae1f87a2a0c0556d9d4d0 100644 (file)
--- a/EdkModulePkg/Bus/Pci/PciBus/Dxe/PciBus.msa
+++ b/EdkModulePkg/Bus/Pci/PciBus/Dxe/PciBus.msa
@@ -7,7 +7,11 @@
     <Version>1.0</Version>\r
     <Abstract>Component description file for PciBus module.</Abstract>\r
     <Description>PCI bus driver. This module will probe all PCI devices and allocate MMIO and IO
-       space for these devices.</Description>\r
+       space for these devices.\r
+       LightPcdLib.c tagged with "ToolCode="DUMMY"" is light weight verison for PCI library\r
+       function. This version provide simple implementation and do not support hot plug. Only one\r
+       between PcdLib.c and LightPcdLib.c can be choosed. \r
+    </Description>\r
     <Copyright>Copyright (c) 2006, Intel Corporation</Copyright>\r
     <License>All rights reserved. This program and the accompanying materials
       are licensed and made available under the terms and conditions of the BSD License