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authorxli24 <xli24@6f19259b-4bc3-4df7-8a09-765794883524>2009-01-23 10:01:51 +0000
committerxli24 <xli24@6f19259b-4bc3-4df7-8a09-765794883524>2009-01-23 10:01:51 +0000
commit7772b1760f01d8be0c8d2fa16fd68db653ee89de (patch)
tree722f4319c7f1e014ed9b9f67b6acb733f49f8788 /MdeModulePkg/Universal/Metronome
parent75a3814159d12dfa1b0f44670871e856bc57cb37 (diff)
downloadedk2-platforms-7772b1760f01d8be0c8d2fa16fd68db653ee89de.tar.xz
Update for Meta data.
git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@7361 6f19259b-4bc3-4df7-8a09-765794883524
Diffstat (limited to 'MdeModulePkg/Universal/Metronome')
-rw-r--r--MdeModulePkg/Universal/Metronome/Metronome.inf15
1 files changed, 12 insertions, 3 deletions
diff --git a/MdeModulePkg/Universal/Metronome/Metronome.inf b/MdeModulePkg/Universal/Metronome/Metronome.inf
index 5dc6227be8..3315001d56 100644
--- a/MdeModulePkg/Universal/Metronome/Metronome.inf
+++ b/MdeModulePkg/Universal/Metronome/Metronome.inf
@@ -1,6 +1,15 @@
#/** @file
-# This module produces the Metronome Architectural Protocol on top of an instance
-# of the Timer Library defined in the MdePkg.
+# This module produces the Metronome Architectural Protocol on top of Timer Library.
+#
+# This is a generic implementation of the Metronome Architectural Protocol that
+# layers on top of an instance of the Timer Library. The Timer Library provides
+# functions for nanosecond and microsecond delays. This generic implementation
+# produces a fixed TickPeriod of 100ns unit, and when the WaitForTick() service
+# is called, the number of ticks passed in is converted to either nanosecond or
+# microsecond units. If the number of ticks is small, then nanoseconds are used.
+# If the number of ticks is large, then microseconds are used. This prevents
+# overflows that could occur for long delays if only nanoseconds were used and also
+# provides the greatest accuracy for small delays.
#
# Copyright (c) 2008, Intel Corporation
# All rights reserved. This program and the accompanying materials
@@ -41,7 +50,7 @@
Metronome.h
[Protocols]
- gEfiMetronomeArchProtocolGuid
+ gEfiMetronomeArchProtocolGuid ## PRODUCES
[Depex]
TRUE