<Version>1.0</Version>\r
<Abstract>Component description file for Baser Timer Library</Abstract>\r
<Description>Timer Library that only uses CPU resources to provide calibrated
- delays on IA-32 and x64.</Description>\r
+ delays on IA-32 and x64. Note: Because CpuLocalApci timer could be programmed\r
+ by OS, it cannot be used by SMM drivers and runtime drivers, ACPI timer is\r
+ recommended for SMM drivers and runtime drivers.</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
<OutputFileBasename>BaseTimerLibLocalApic</OutputFileBasename>\r
</ModuleDefinitions>\r
<LibraryClassDefinitions>\r
- <LibraryClass Usage="ALWAYS_PRODUCED">\r
+ <LibraryClass Usage="ALWAYS_PRODUCED" SupModuleList="BASE SEC PEI_CORE PEIM DXE_CORE DXE_DRIVER UEFI_DRIVER UEFI_APPLICATION">\r
<Keyword>TimerLib</Keyword>\r
</LibraryClass>\r
<LibraryClass Usage="ALWAYS_CONSUMED">\r
<PcdEntry PcdItemType="FIXED_AT_BUILD" Usage="ALWAYS_CONSUMED">\r
<C_Name>PcdFSBClock</C_Name>\r
<TokenSpaceGuidCName>gEfiMdePkgTokenSpaceGuid</TokenSpaceGuidCName>\r
- <HelpText>Bus speed on the platform, its unit is Hz. its default value is 200000000, that means bus speed is 200Mhz.</HelpText>\r
+ <HelpText>This value is FSB Clock frequency. Its unit is Hz and its default value is 200000000, that means FSB frequency is 200Mhz.</HelpText>\r
</PcdEntry>\r
</PcdCoded>\r
</ModuleSurfaceArea>
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