193 lines
6.4 KiB
C
193 lines
6.4 KiB
C
//;******************************************************************************
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//;* Copyright (c) 2017, Aaeon Corporation. All Rights Reserved.
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//;*
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//;* You may not reproduce, distribute, publish, display, perform, modify, adapt,
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//;* transmit, broadcast, present, recite, release, license or otherwise exploit
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//;* any part of this publication in any form, by any means, without the prior
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//;* written permission of Aaeon Corporation.
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//;*
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//;******************************************************************************
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//; ModuleName:
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//;
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//; AaeonRunningTime.c
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//;
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//;------------------------------------------------------------------------------
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//;
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//; Abstract:
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//; A setup item call back file
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//;
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#include <AmiDxeLib.h>
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#include <Setup.h>
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#include <AutoId.h>
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#include <Library\BaseLib.h>
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#include <Guid\GlobalVariable.h>
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#include <Library\UefiBootServicesTableLib.h>
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#include <Library\UefiRuntimeServicesTableLib.h>
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#define IsLeap(y) (((y) % 4) == 0 && (((y) % 100) != 0 || ((y) % 400) == 0))
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#define MINSPERHOUR (60)
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#define MINSPERDAY (24 * MINSPERHOUR)
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static EFI_GUID AaeonRunTimeleGuid = {0xCE066E0D, 0x1893, 0x4FF5, {0x81, 0x89, 0x0B, 0xF8, 0x8F, 0xF1, 0x6B, 0xCA}};
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//
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// The arrays give the cumulative number of days up to the first of the
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// month number used as the index (1 -> 12) for regular and leap years.
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// The value at index 13 is for the whole year.
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//
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static UINTN CumulativeDays[2][14] = {
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{
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0,
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0,
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31,
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31 + 28,
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31 + 28 + 31,
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31 + 28 + 31 + 30,
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31 + 28 + 31 + 30 + 31,
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31 + 28 + 31 + 30 + 31 + 30,
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31 + 28 + 31 + 30 + 31 + 30 + 31,
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31 + 28 + 31 + 30 + 31 + 30 + 31 + 31,
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31 + 28 + 31 + 30 + 31 + 30 + 31 + 31 + 30,
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31 + 28 + 31 + 30 + 31 + 30 + 31 + 31 + 30 + 31,
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31 + 28 + 31 + 30 + 31 + 30 + 31 + 31 + 30 + 31 + 30,
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31 + 28 + 31 + 30 + 31 + 30 + 31 + 31 + 30 + 31 + 30 + 31
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},
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{
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0,
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0,
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31,
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31 + 29,
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31 + 29 + 31,
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31 + 29 + 31 + 30,
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31 + 29 + 31 + 30 + 31,
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31 + 29 + 31 + 30 + 31 + 30,
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31 + 29 + 31 + 30 + 31 + 30 + 31,
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31 + 29 + 31 + 30 + 31 + 30 + 31 + 31,
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31 + 29 + 31 + 30 + 31 + 30 + 31 + 31 + 30,
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31 + 29 + 31 + 30 + 31 + 30 + 31 + 31 + 30 + 31,
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31 + 29 + 31 + 30 + 31 + 30 + 31 + 31 + 30 + 31 + 30,
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31 + 29 + 31 + 30 + 31 + 30 + 31 + 31 + 30 + 31 + 30 + 31
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}
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};
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static UINT64 TimeToMinute (EFI_TIME CurrentTime)
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/*++
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Routine Description:
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A function to translate system time to number of minutes since year 1970.
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--*/
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{
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UINT64 CalTimeInMinute = 0;
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UINTN Year;
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//
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// Years Handling
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// UTime should now be set to 00:00:00 on Jan 1 of the current year.
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//
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for (Year = 1970, CalTimeInMinute = 0; Year != CurrentTime.Year; Year++) {
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CalTimeInMinute = CalTimeInMinute + (CumulativeDays[IsLeap(Year)][13] * MINSPERDAY);
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}
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//
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// Add in number of seconds for current Month, Day, Hour, Minute and TimeZone adjustment
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//
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CalTimeInMinute = CalTimeInMinute +
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(CumulativeDays[IsLeap(CurrentTime.Year)][CurrentTime.Month] * MINSPERDAY) +
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(((CurrentTime.Day > 0) ? CurrentTime.Day - 1 : 0) * MINSPERDAY) +
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(CurrentTime.Hour * MINSPERHOUR) +
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(CurrentTime.Minute);
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return CalTimeInMinute;
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}
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static VOID AAInitString(EFI_HII_HANDLE HiiHandle, STRING_REF StrRef, CHAR16 *sFormat, ...)
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{
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CHAR16 s[1024];
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VA_LIST ArgList;
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VA_START(ArgList,sFormat);
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Swprintf_s_va_list(s,sizeof(s),sFormat,ArgList);
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VA_END(ArgList);
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HiiLibSetString(HiiHandle, StrRef, s);
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}
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VOID AaeonRunningTimeCallbackEntry(EFI_HII_HANDLE HiiHandle, UINT16 Class, UINT16 SubClass, UINT16 Key)
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{
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CALLBACK_PARAMETERS *Callback;
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EFI_STATUS Status;
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EFI_TIME CurrentTime;
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EFI_TIME_CAPABILITIES Capabilities;
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UINT64 CurrentTimeInMinute;
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UINT64 PowerOnTimeInMinute;
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UINT64 PreviousRunTimeInMinute;
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UINTN Size = sizeof(UINT64);
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CurrentTimeInMinute = 0;
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PowerOnTimeInMinute = 0;
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PreviousRunTimeInMinute = 0;
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Callback = GetCallbackParameters();
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if(!Callback || Callback->Action != EFI_BROWSER_ACTION_CHANGING)
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return;
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//
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// Get system time and translate to number of minutes since year 1970.
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//
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Status = gRT->GetTime (
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&CurrentTime,
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&Capabilities
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);
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if (EFI_ERROR(Status)) {
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AAInitString(HiiHandle,STRING_TOKEN(AAEON_STR_RUN_TIME_VAL), L"Get RTC Time Failed");
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return;
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}
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// Do nothing if system time is invalid. The purpose is to fix potential issue that
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// running time will increase abnormally after setting system time right after COMS load default.
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if (CurrentTime.Year < 2017) {
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AAInitString(HiiHandle,STRING_TOKEN(AAEON_STR_RUN_TIME_VAL), L"Systime is invalid");
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return;
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}
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CurrentTimeInMinute = TimeToMinute (CurrentTime);
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//
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// Get power on time in minutes.
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//
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Status = gRT->GetVariable(
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L"PowerOnTime",
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&AaeonRunTimeleGuid,
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NULL,
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&Size,
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&PowerOnTimeInMinute
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);
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if (Status == EFI_NOT_FOUND){
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// PowerOnTime will be deleted after CMOS battery loss or off-line BIOS flash.
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AAInitString(HiiHandle,STRING_TOKEN(AAEON_STR_RUN_TIME_VAL), L"Get PowerOnTime Failed");
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return;
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}
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//
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// If user set the system time to past time, then also sync system time to power on time, but don't set PowerOnTimeInMinute
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// variable here to save NvRam space. It will be set via AaeonRunningTimeDxe.c or S5andPowerBtnSMI.c
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//
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if (CurrentTimeInMinute < PowerOnTimeInMinute) {
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// It's to prevent minus Running Time.
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PowerOnTimeInMinute = CurrentTimeInMinute;
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}
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Status = gRT->GetVariable(
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L"PreviousRunTime",
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&AaeonRunTimeleGuid,
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NULL,
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&Size,
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&PreviousRunTimeInMinute
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);
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if (Status == EFI_NOT_FOUND){
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// PreviousRunTime will be deleted after CMOS battery loss or off-line BIOS flash.
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AAInitString(HiiHandle,STRING_TOKEN(AAEON_STR_RUN_TIME_VAL), L"Get PreviousRunTime Failed");
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return;
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}
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AAInitString(HiiHandle,STRING_TOKEN(AAEON_STR_RUN_TIME_VAL), L"%d Hours",
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(CurrentTimeInMinute - PowerOnTimeInMinute + PreviousRunTimeInMinute) / 60);
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return;
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}
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