add <SupModuleList> in <LibraryClass> item for TimerLib. Inform build tool this timer instance cannot support SMM drivers and RUNTIME drivers

git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@2146 6f19259b-4bc3-4df7-8a09-765794883524

1 files changed, 4 insertions, 2 deletions

diff --git a/MdePkg/Library/BaseTimerLibLocalApic/BaseTimerLibLocalApic.msa b/MdePkg/Library/BaseTimerLibLocalApic/BaseTimerLibLocalApic.msa
index 23479e0b4f..1b086b2841 100644
--- a/MdePkg/Library/BaseTimerLibLocalApic/BaseTimerLibLocalApic.msa
+++ b/MdePkg/Library/BaseTimerLibLocalApic/BaseTimerLibLocalApic.msa
@@ -7,7 +7,9 @@
     <Version>1.0</Version>

     <Abstract>Component description file for Baser Timer Library</Abstract>

     <Description>Timer Library that only uses CPU resources to provide calibrated
-      delays on IA-32 and x64.</Description>

+      delays on IA-32 and x64. Note: Because CpuLocalApci timer could be programmed

+      by OS, it cannot be used by SMM drivers and runtime drivers, ACPI timer is

+      recommended for SMM drivers and runtime drivers.</Description>

     <Copyright>Copyright (c) 2006, Intel Corporation.</Copyright>

     <License>All rights reserved. This program and the accompanying materials
       are licensed and made available under the terms and conditions of the BSD License
@@ -23,7 +25,7 @@
     <OutputFileBasename>BaseTimerLibLocalApic</OutputFileBasename>

   </ModuleDefinitions>

   <LibraryClassDefinitions>

-    <LibraryClass Usage="ALWAYS_PRODUCED">

+    <LibraryClass Usage="ALWAYS_PRODUCED" SupModuleList="BASE SEC PEI_CORE PEIM DXE_CORE DXE_DRIVER UEFI_DRIVER UEFI_APPLICATION">

       <Keyword>TimerLib</Keyword>

     </LibraryClass>

     <LibraryClass Usage="ALWAYS_CONSUMED">