From 2ba53a4f23b0e5cbd0f9195ac23c813ac085a27f Mon Sep 17 00:00:00 2001
From: gikidy <gikidy@6f19259b-4bc3-4df7-8a09-765794883524>
Date: Mon, 27 Jul 2009 09:00:41 +0000
Subject: Add Nanosecond initialize when CMOS clear for ConvertRtcTimeToEfiTime
 can not initialize it.

git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@9014 6f19259b-4bc3-4df7-8a09-765794883524
---
 PcAtChipsetPkg/PcatRealTimeClockRuntimeDxe/PcRtc.c | 41 ++++++----------------
 1 file changed, 10 insertions(+), 31 deletions(-)

diff --git a/PcAtChipsetPkg/PcatRealTimeClockRuntimeDxe/PcRtc.c b/PcAtChipsetPkg/PcatRealTimeClockRuntimeDxe/PcRtc.c
index a2a20c8e1c..4a7fca3299 100644
--- a/PcAtChipsetPkg/PcatRealTimeClockRuntimeDxe/PcRtc.c
+++ b/PcAtChipsetPkg/PcatRealTimeClockRuntimeDxe/PcRtc.c
@@ -205,14 +205,18 @@ PcRtcInit (
     Time.Day    = RTC_INIT_DAY;
     Time.Month  = RTC_INIT_MONTH;
     Time.Year   = RTC_INIT_YEAR;
+    Time.Nanosecond  = 0;
   }
 
   //
   // Reset time value according to new RTC configuration
   //
-  PcRtcSetTime (&Time, Global);
-
-  return EFI_SUCCESS;
+  Status = PcRtcSetTime (&Time, Global);
+  if(!EFI_ERROR (Status)) {
+    return EFI_SUCCESS;
+  } else {
+    return EFI_DEVICE_ERROR;
+  }
 }
 
 /**
@@ -826,20 +830,8 @@ DayValid (
   IN  EFI_TIME  *Time
   )
 {
-  INTN  DayOfMonth[12];
-
-  DayOfMonth[0] = 31;
-  DayOfMonth[1] = 29;
-  DayOfMonth[2] = 31;
-  DayOfMonth[3] = 30;
-  DayOfMonth[4] = 31;
-  DayOfMonth[5] = 30;
-  DayOfMonth[6] = 31;
-  DayOfMonth[7] = 31;
-  DayOfMonth[8] = 30;
-  DayOfMonth[9] = 31;
-  DayOfMonth[10] = 30;
-  DayOfMonth[11] = 31;
+
+  INTN  DayOfMonth[12] = { 31, 29, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31 };
 
   //
   // The validity of Time->Month field should be checked before
@@ -988,22 +980,9 @@ IsWithinOneDay (
   IN EFI_TIME  *To
   )
 {
-  UINT8   DayOfMonth[12];
+  UINT8   DayOfMonth[12] = {31, 29, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31};
   BOOLEAN Adjacent;
 
-  DayOfMonth[0] = 31;
-  DayOfMonth[1] = 29;
-  DayOfMonth[2] = 31;
-  DayOfMonth[3] = 30;
-  DayOfMonth[4] = 31;
-  DayOfMonth[5] = 30;
-  DayOfMonth[6] = 31;
-  DayOfMonth[7] = 31;
-  DayOfMonth[8] = 30;
-  DayOfMonth[9] = 31;
-  DayOfMonth[10] = 30;
-  DayOfMonth[11] = 31;
-
   Adjacent = FALSE;
 
   //
-- 
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