diff --git a/IntelFrameworkModulePkg/PcatCompatible/RealTimeClockRuntimeDxe/Ia32/Ia32PcRtc.c b/IntelFrameworkModulePkg/PcatCompatible/RealTimeClockRuntimeDxe/Ia32/Ia32PcRtc.c new file mode 100644 index 0000000000..f0b1640963 --- /dev/null +++ b/IntelFrameworkModulePkg/PcatCompatible/RealTimeClockRuntimeDxe/Ia32/Ia32PcRtc.c @@ -0,0 +1,173 @@ +/*++ + +Copyright (c) 2006, Intel Corporation. All rights reserved.
+This software and associated documentation (if any) is furnished +under a license and may only be used or copied in accordance +with the terms of the license. Except as permitted by such +license, no part of this software or documentation may be +reproduced, stored in a retrieval system, or transmitted in any +form or by any means without the express written consent of +Intel Corporation. + + + +Module Name: + + Ia32PcRtc.c + +Abstract: + +--*/ + +#include "PcRtc.h" + +static PC_RTC_MODULE_GLOBALS mModuleGlobal; + +EFI_STATUS +EFIAPI +PcRtcEfiGetTime ( + OUT EFI_TIME *Time, + OUT EFI_TIME_CAPABILITIES *Capabilities + ) +/*++ + +Routine Description: + + GC_TODO: Add function description + +Arguments: + + Time - GC_TODO: add argument description + Capabilities - GC_TODO: add argument description + +Returns: + + GC_TODO: add return values + +--*/ +{ + return PcRtcGetTime (Time, Capabilities, &mModuleGlobal); +} + +EFI_STATUS +EFIAPI +PcRtcEfiSetTime ( + IN EFI_TIME *Time + ) +/*++ + +Routine Description: + + GC_TODO: Add function description + +Arguments: + + Time - GC_TODO: add argument description + +Returns: + + GC_TODO: add return values + +--*/ +{ + return PcRtcSetTime (Time, &mModuleGlobal); +} + +EFI_STATUS +EFIAPI +PcRtcEfiGetWakeupTime ( + OUT BOOLEAN *Enabled, + OUT BOOLEAN *Pending, + OUT EFI_TIME *Time + ) +/*++ + +Routine Description: + + GC_TODO: Add function description + +Arguments: + + Enabled - GC_TODO: add argument description + Pending - GC_TODO: add argument description + Time - GC_TODO: add argument description + +Returns: + + GC_TODO: add return values + +--*/ +{ + return PcRtcGetWakeupTime (Enabled, Pending, Time, &mModuleGlobal); +} + +EFI_STATUS +EFIAPI +PcRtcEfiSetWakeupTime ( + IN BOOLEAN Enabled, + OUT EFI_TIME *Time + ) +/*++ + +Routine Description: + + GC_TODO: Add function description + +Arguments: + + Enabled - GC_TODO: add argument description + Time - GC_TODO: add argument description + +Returns: + + GC_TODO: add return values + +--*/ +{ + return PcRtcSetWakeupTime (Enabled, Time, &mModuleGlobal); +} + +EFI_STATUS +EFIAPI +InitializePcRtc ( + IN EFI_HANDLE ImageHandle, + IN EFI_SYSTEM_TABLE *SystemTable + ) +/*++ + +Routine Description: + + Arguments: + + + +Returns: +--*/ +// GC_TODO: ImageHandle - add argument and description to function comment +// GC_TODO: SystemTable - add argument and description to function comment +{ + EFI_STATUS Status; + EFI_HANDLE NewHandle; + + EfiInitializeLock (&mModuleGlobal.RtcLock, TPL_HIGH_LEVEL); + + Status = PcRtcInit (&mModuleGlobal); + if (EFI_ERROR (Status)) { + return Status; + } + + gRT->GetTime = PcRtcEfiGetTime; + gRT->SetTime = PcRtcEfiSetTime; + gRT->GetWakeupTime = PcRtcEfiGetWakeupTime; + gRT->SetWakeupTime = PcRtcEfiSetWakeupTime; + + NewHandle = NULL; + Status = gBS->InstallMultipleProtocolInterfaces ( + &NewHandle, + &gEfiRealTimeClockArchProtocolGuid, + NULL, + NULL + ); + + return Status; +} diff --git a/IntelFrameworkModulePkg/PcatCompatible/RealTimeClockRuntimeDxe/PcRtc.c b/IntelFrameworkModulePkg/PcatCompatible/RealTimeClockRuntimeDxe/PcRtc.c new file mode 100644 index 0000000000..a58aee5f8a --- /dev/null +++ b/IntelFrameworkModulePkg/PcatCompatible/RealTimeClockRuntimeDxe/PcRtc.c @@ -0,0 +1,1071 @@ +/*++ + +Copyright (c) 2006 - 2007, Intel Corporation. All rights reserved.
+This software and associated documentation (if any) is furnished +under a license and may only be used or copied in accordance +with the terms of the license. Except as permitted by such +license, no part of this software or documentation may be +reproduced, stored in a retrieval system, or transmitted in any +form or by any means without the express written consent of +Intel Corporation. + + + +Module Name: + + PcRtc.c + +Abstract: + + RTC Architectural Protocol GUID as defined in DxeCis 0.96 + +--*/ + +#include "PcRtc.h" + +STATIC +INTN +CompareHMS ( + IN EFI_TIME *From, + IN EFI_TIME *To + ); + +STATIC +BOOLEAN +IsWithinOneDay ( + IN EFI_TIME *From, + IN EFI_TIME *To + ); + +STATIC +UINT8 +RtcRead ( + IN UINT8 Address + ) +/*++ + +Routine Description: + + GC_TODO: Add function description + +Arguments: + + Address - GC_TODO: add argument description + +Returns: + + GC_TODO: add return values + +--*/ +{ + IoWrite8 (PCAT_RTC_ADDRESS_REGISTER, (UINT8) (Address | (UINT8) (IoRead8 (PCAT_RTC_ADDRESS_REGISTER) & 0x80))); + return IoRead8 (PCAT_RTC_DATA_REGISTER); +} + +STATIC +VOID +RtcWrite ( + IN UINT8 Address, + IN UINT8 Data + ) +/*++ + +Routine Description: + + GC_TODO: Add function description + +Arguments: + + Address - GC_TODO: add argument description + Data - GC_TODO: add argument description + +Returns: + + GC_TODO: add return values + +--*/ +{ + IoWrite8 (PCAT_RTC_ADDRESS_REGISTER, (UINT8) (Address | (UINT8) (IoRead8 (PCAT_RTC_ADDRESS_REGISTER) & 0x80))); + IoWrite8 (PCAT_RTC_DATA_REGISTER, Data); +} + +EFI_STATUS +PcRtcInit ( + IN PC_RTC_MODULE_GLOBALS *Global + ) +/*++ + +Routine Description: + + GC_TODO: Add function description + +Arguments: + + Global - GC_TODO: add argument description + +Returns: + + EFI_DEVICE_ERROR - GC_TODO: Add description for return value + EFI_SUCCESS - GC_TODO: Add description for return value + +--*/ +{ + EFI_STATUS Status; + RTC_REGISTER_A RegisterA; + RTC_REGISTER_B RegisterB; + RTC_REGISTER_D RegisterD; + UINT8 Century; + EFI_TIME Time; + + // + // Acquire RTC Lock to make access to RTC atomic + // + //BugBug: the EfiAtRuntime should be encapsulated in EfiAcquireLock or + // provide a new instance for EfiAcquireLock, say, RtEfiAcquireLock + if (!EfiAtRuntime ()) { + EfiAcquireLock (&Global->RtcLock); + } + // + // Initialize RTC Register + // + // Make sure Division Chain is properly configured, + // or RTC clock won't "tick" -- time won't increment + // + RegisterA.Data = RTC_INIT_REGISTER_A; + RtcWrite (RTC_ADDRESS_REGISTER_A, RegisterA.Data); + + // + // Read Register B + // + RegisterB.Data = RtcRead (RTC_ADDRESS_REGISTER_B); + + // + // Clear RTC flag register + // + RtcRead (RTC_ADDRESS_REGISTER_C); + + // + // Clear RTC register D + // + RegisterD.Data = RTC_INIT_REGISTER_D; + RtcWrite (RTC_ADDRESS_REGISTER_D, RegisterD.Data); + + // + // Wait for up to 0.1 seconds for the RTC to be updated + // + Status = RtcWaitToUpdate (100000); + if (EFI_ERROR (Status)) { + //BugBug: the EfiAtRuntime should be encapsulated in EfiAcquireLock or + // provide a new instance for EfiAcquireLock, say, RtEfiAcquireLock + if (!EfiAtRuntime ()) { + EfiReleaseLock (&Global->RtcLock); + } + return EFI_DEVICE_ERROR; + } + // + // Get the Time/Date/Daylight Savings values. + // + Time.Second = RtcRead (RTC_ADDRESS_SECONDS); + Time.Minute = RtcRead (RTC_ADDRESS_MINUTES); + Time.Hour = RtcRead (RTC_ADDRESS_HOURS); + Time.Day = RtcRead (RTC_ADDRESS_DAY_OF_THE_MONTH); + Time.Month = RtcRead (RTC_ADDRESS_MONTH); + Time.Year = RtcRead (RTC_ADDRESS_YEAR); + + ConvertRtcTimeToEfiTime (&Time, RegisterB); + + if (RtcTestCenturyRegister () == EFI_SUCCESS) { + Century = BcdToDecimal8 ((UINT8) (RtcRead (RTC_ADDRESS_CENTURY) & 0x7f)); + } else { + Century = BcdToDecimal8 (RtcRead (RTC_ADDRESS_CENTURY)); + } + + Time.Year = (UINT16) (Century * 100 + Time.Year); + + // + // Set RTC configuration after get original time + // + RtcWrite (RTC_ADDRESS_REGISTER_B, RTC_INIT_REGISTER_B); + + // + // Release RTC Lock. + // + //BugBug: the EfiAtRuntime should be encapsulated in EfiAcquireLock or + // provide a new instance for EfiAcquireLock, say, RtEfiAcquireLock + if (!EfiAtRuntime ()) { + EfiReleaseLock (&Global->RtcLock); + } + // + // Validate time fields + // + Status = RtcTimeFieldsValid (&Time); + if (EFI_ERROR (Status)) { + Time.Second = RTC_INIT_SECOND; + Time.Minute = RTC_INIT_MINUTE; + Time.Hour = RTC_INIT_HOUR; + Time.Day = RTC_INIT_DAY; + Time.Month = RTC_INIT_MONTH; + Time.Year = RTC_INIT_YEAR; + } + // + // Reset time value according to new RTC configuration + // + PcRtcSetTime (&Time, Global); + + return EFI_SUCCESS; +} + +EFI_STATUS +PcRtcGetTime ( + OUT EFI_TIME *Time, + IN EFI_TIME_CAPABILITIES *Capabilities, + IN PC_RTC_MODULE_GLOBALS *Global + ) +/*++ + +Routine Description: + + Arguments: + + Returns: +--*/ +// GC_TODO: Time - add argument and description to function comment +// GC_TODO: Capabilities - add argument and description to function comment +// GC_TODO: Global - add argument and description to function comment +// GC_TODO: EFI_INVALID_PARAMETER - add return value to function comment +// GC_TODO: EFI_DEVICE_ERROR - add return value to function comment +// GC_TODO: EFI_SUCCESS - add return value to function comment +{ + EFI_STATUS Status; + RTC_REGISTER_B RegisterB; + UINT8 Century; + + // + // Check parameters for null pointer + // + if (Time == NULL) { + return EFI_INVALID_PARAMETER; + + } + // + // Acquire RTC Lock to make access to RTC atomic + // + //BugBug: the EfiAtRuntime should be encapsulated in EfiAcquireLock or + // provide a new instance for EfiAcquireLock, say, RtEfiAcquireLock + if (!EfiAtRuntime ()) { + EfiAcquireLock (&Global->RtcLock); + } + // + // Wait for up to 0.1 seconds for the RTC to be updated + // + Status = RtcWaitToUpdate (100000); + if (EFI_ERROR (Status)) { + //BugBug: the EfiAtRuntime should be encapsulated in EfiReleaseLock or + // provide a new instance for EfiReleaseLock, say, RtEfiReleaseLock + if (!EfiAtRuntime ()) { + EfiReleaseLock (&Global->RtcLock); + } + return Status; + } + // + // Read Register B + // + RegisterB.Data = RtcRead (RTC_ADDRESS_REGISTER_B); + + // + // Get the Time/Date/Daylight Savings values. + // + Time->Second = RtcRead (RTC_ADDRESS_SECONDS); + Time->Minute = RtcRead (RTC_ADDRESS_MINUTES); + Time->Hour = RtcRead (RTC_ADDRESS_HOURS); + Time->Day = RtcRead (RTC_ADDRESS_DAY_OF_THE_MONTH); + Time->Month = RtcRead (RTC_ADDRESS_MONTH); + Time->Year = RtcRead (RTC_ADDRESS_YEAR); + + ConvertRtcTimeToEfiTime (Time, RegisterB); + + if (RtcTestCenturyRegister () == EFI_SUCCESS) { + Century = BcdToDecimal8 ((UINT8) (RtcRead (RTC_ADDRESS_CENTURY) & 0x7f)); + } else { + Century = BcdToDecimal8 (RtcRead (RTC_ADDRESS_CENTURY)); + } + + Time->Year = (UINT16) (Century * 100 + Time->Year); + + // + // Release RTC Lock. + // + //BugBug: the EfiAtRuntime should be encapsulated in EfiReleaseLock or + // provide a new instance for EfiReleaseLock, say, RtEfiReleaseLock + if (!EfiAtRuntime ()) { + EfiReleaseLock (&Global->RtcLock); + } + // + // Get the variable that containts the TimeZone and Daylight fields + // + Time->TimeZone = Global->SavedTimeZone; + Time->Daylight = Global->Daylight; + + // + // Make sure all field values are in correct range + // + Status = RtcTimeFieldsValid (Time); + if (EFI_ERROR (Status)) { + return EFI_DEVICE_ERROR; + } + // + // Fill in Capabilities if it was passed in + // + if (Capabilities) { + Capabilities->Resolution = 1; + // + // 1 hertz + // + Capabilities->Accuracy = 50000000; + // + // 50 ppm + // + Capabilities->SetsToZero = FALSE; + } + + return EFI_SUCCESS; +} + +EFI_STATUS +PcRtcSetTime ( + IN EFI_TIME *Time, + IN PC_RTC_MODULE_GLOBALS *Global + ) +/*++ + +Routine Description: + + Arguments: + + Returns: +--*/ +// GC_TODO: Time - add argument and description to function comment +// GC_TODO: Global - add argument and description to function comment +// GC_TODO: EFI_INVALID_PARAMETER - add return value to function comment +{ + EFI_STATUS Status; + EFI_TIME RtcTime; + RTC_REGISTER_B RegisterB; + UINT8 Century; + + if (Time == NULL) { + return EFI_INVALID_PARAMETER; + } + // + // Make sure that the time fields are valid + // + Status = RtcTimeFieldsValid (Time); + if (EFI_ERROR (Status)) { + return Status; + } + + CopyMem (&RtcTime, Time, sizeof (EFI_TIME)); + + // + // Acquire RTC Lock to make access to RTC atomic + // + //BugBug: the EfiAtRuntime should be encapsulated in EfiAcquireLock or + // provide a new instance for EfiAcquireLock, say, RtEfiAcquireLock + if (!EfiAtRuntime ()) { + EfiAcquireLock (&Global->RtcLock); + } + // + // Wait for up to 0.1 seconds for the RTC to be updated + // + Status = RtcWaitToUpdate (100000); + if (EFI_ERROR (Status)) { + //BugBug: the EfiAtRuntime should be encapsulated in EfiReleaseLock or + // provide a new instance for EfiReleaseLock, say, RtEfiReleaseLock + if (!EfiAtRuntime ()) { + EfiReleaseLock (&Global->RtcLock); + } + return Status; + } + // + // Read Register B, and inhibit updates of the RTC + // + RegisterB.Data = RtcRead (RTC_ADDRESS_REGISTER_B); + RegisterB.Bits.SET = 1; + RtcWrite (RTC_ADDRESS_REGISTER_B, RegisterB.Data); + + ConvertEfiTimeToRtcTime (&RtcTime, RegisterB, &Century); + + RtcWrite (RTC_ADDRESS_SECONDS, RtcTime.Second); + RtcWrite (RTC_ADDRESS_MINUTES, RtcTime.Minute); + RtcWrite (RTC_ADDRESS_HOURS, RtcTime.Hour); + RtcWrite (RTC_ADDRESS_DAY_OF_THE_MONTH, RtcTime.Day); + RtcWrite (RTC_ADDRESS_MONTH, RtcTime.Month); + RtcWrite (RTC_ADDRESS_YEAR, (UINT8) RtcTime.Year); + if (RtcTestCenturyRegister () == EFI_SUCCESS) { + Century = (UINT8) ((Century & 0x7f) | (RtcRead (RTC_ADDRESS_CENTURY) & 0x80)); + } + + RtcWrite (RTC_ADDRESS_CENTURY, Century); + + // + // Allow updates of the RTC registers + // + RegisterB.Bits.SET = 0; + RtcWrite (RTC_ADDRESS_REGISTER_B, RegisterB.Data); + + // + // Release RTC Lock. + // + //BugBug: the EfiAtRuntime should be encapsulated in EfiReleaseLock or + // provide a new instance for EfiReleaseLock, say, RtEfiReleaseLock + if (!EfiAtRuntime ()) { + EfiReleaseLock (&Global->RtcLock); + } + // + // Set the variable that containts the TimeZone and Daylight fields + // + Global->SavedTimeZone = Time->TimeZone; + Global->Daylight = Time->Daylight; + return Status; +} + +EFI_STATUS +PcRtcGetWakeupTime ( + OUT BOOLEAN *Enabled, + OUT BOOLEAN *Pending, + OUT EFI_TIME *Time, + IN PC_RTC_MODULE_GLOBALS *Global + ) +/*++ + +Routine Description: + + Arguments: + + + +Returns: +--*/ +// GC_TODO: Enabled - add argument and description to function comment +// GC_TODO: Pending - add argument and description to function comment +// GC_TODO: Time - add argument and description to function comment +// GC_TODO: Global - add argument and description to function comment +// GC_TODO: EFI_INVALID_PARAMETER - add return value to function comment +// GC_TODO: EFI_DEVICE_ERROR - add return value to function comment +// GC_TODO: EFI_DEVICE_ERROR - add return value to function comment +// GC_TODO: EFI_SUCCESS - add return value to function comment +{ + EFI_STATUS Status; + RTC_REGISTER_B RegisterB; + RTC_REGISTER_C RegisterC; + UINT8 Century; + + // + // Check paramters for null pointers + // + if ((Enabled == NULL) || (Pending == NULL) || (Time == NULL)) { + return EFI_INVALID_PARAMETER; + + } + // + // Acquire RTC Lock to make access to RTC atomic + // + //BugBug: the EfiAtRuntime should be encapsulated in EfiAcquireLock or + // provide a new instance for EfiAcquireLock, say, RtEfiAcquireLock + if (!EfiAtRuntime ()) { + EfiAcquireLock (&Global->RtcLock); + } + // + // Wait for up to 0.1 seconds for the RTC to be updated + // + Status = RtcWaitToUpdate (100000); + if (EFI_ERROR (Status)) { + //BugBug: the EfiAtRuntime should be encapsulated in EfiReleaseLock or + // provide a new instance for EfiReleaseLock, say, RtEfiReleaseLock + if (!EfiAtRuntime ()) { + EfiReleaseLock (&Global->RtcLock); + } + return EFI_DEVICE_ERROR; + } + // + // Read Register B and Register C + // + RegisterB.Data = RtcRead (RTC_ADDRESS_REGISTER_B); + RegisterC.Data = RtcRead (RTC_ADDRESS_REGISTER_C); + + // + // Get the Time/Date/Daylight Savings values. + // + *Enabled = RegisterB.Bits.AIE; + if (*Enabled) { + Time->Second = RtcRead (RTC_ADDRESS_SECONDS_ALARM); + Time->Minute = RtcRead (RTC_ADDRESS_MINUTES_ALARM); + Time->Hour = RtcRead (RTC_ADDRESS_HOURS_ALARM); + Time->Day = RtcRead (RTC_ADDRESS_DAY_OF_THE_MONTH); + Time->Month = RtcRead (RTC_ADDRESS_MONTH); + Time->Year = RtcRead (RTC_ADDRESS_YEAR); + } else { + Time->Second = 0; + Time->Minute = 0; + Time->Hour = 0; + Time->Day = RtcRead (RTC_ADDRESS_DAY_OF_THE_MONTH); + Time->Month = RtcRead (RTC_ADDRESS_MONTH); + Time->Year = RtcRead (RTC_ADDRESS_YEAR); + } + + ConvertRtcTimeToEfiTime (Time, RegisterB); + + if (RtcTestCenturyRegister () == EFI_SUCCESS) { + Century = BcdToDecimal8 ((UINT8) (RtcRead (RTC_ADDRESS_CENTURY) & 0x7f)); + } else { + Century = BcdToDecimal8 (RtcRead (RTC_ADDRESS_CENTURY)); + } + + Time->Year = (UINT16) (Century * 100 + Time->Year); + + // + // Release RTC Lock. + // + //BugBug: the EfiAtRuntime should be encapsulated in EfiReleaseLock or + // provide a new instance for EfiReleaseLock, say, RtEfiReleaseLock + if (!EfiAtRuntime ()) { + EfiReleaseLock (&Global->RtcLock); + } + // + // Make sure all field values are in correct range + // + Status = RtcTimeFieldsValid (Time); + if (EFI_ERROR (Status)) { + return EFI_DEVICE_ERROR; + } + + *Pending = RegisterC.Bits.AF; + + return EFI_SUCCESS; +} + +EFI_STATUS +PcRtcSetWakeupTime ( + IN BOOLEAN Enable, + OUT EFI_TIME *Time, + IN PC_RTC_MODULE_GLOBALS *Global + ) +/*++ + +Routine Description: + + Arguments: + + + +Returns: +--*/ +// GC_TODO: Enable - add argument and description to function comment +// GC_TODO: Time - add argument and description to function comment +// GC_TODO: Global - add argument and description to function comment +// GC_TODO: EFI_INVALID_PARAMETER - add return value to function comment +// GC_TODO: EFI_INVALID_PARAMETER - add return value to function comment +// GC_TODO: EFI_UNSUPPORTED - add return value to function comment +// GC_TODO: EFI_DEVICE_ERROR - add return value to function comment +// GC_TODO: EFI_SUCCESS - add return value to function comment +{ + EFI_STATUS Status; + EFI_TIME RtcTime; + RTC_REGISTER_B RegisterB; + UINT8 Century; + EFI_TIME_CAPABILITIES Capabilities; + + if (Enable) { + + if (Time == NULL) { + return EFI_INVALID_PARAMETER; + } + // + // Make sure that the time fields are valid + // + Status = RtcTimeFieldsValid (Time); + if (EFI_ERROR (Status)) { + return EFI_INVALID_PARAMETER; + } + // + // Just support set alarm time within 24 hours + // + PcRtcGetTime (&RtcTime, &Capabilities, Global); + if (!IsWithinOneDay (&RtcTime, Time)) { + return EFI_UNSUPPORTED; + } + // + // Make a local copy of the time and date + // + CopyMem (&RtcTime, Time, sizeof (EFI_TIME)); + + } + // + // Acquire RTC Lock to make access to RTC atomic + // + //BugBug: the EfiAtRuntime should be encapsulated in EfiAcquireLock or + // provide a new instance for EfiAcquireLock, say, RtEfiAcquireLock + if (!EfiAtRuntime ()) { + EfiAcquireLock (&Global->RtcLock); + } + // + // Wait for up to 0.1 seconds for the RTC to be updated + // + Status = RtcWaitToUpdate (100000); + if (EFI_ERROR (Status)) { + //BugBug: the EfiAtRuntime should be encapsulated in EfiReleaseLock or + // provide a new instance for EfiReleaseLock, say, RtEfiReleaseLock + if (!EfiAtRuntime ()) { + EfiReleaseLock (&Global->RtcLock); + } + return EFI_DEVICE_ERROR; + } + // + // Read Register B, and inhibit updates of the RTC + // + RegisterB.Data = RtcRead (RTC_ADDRESS_REGISTER_B); + + RegisterB.Bits.SET = 1; + RtcWrite (RTC_ADDRESS_REGISTER_B, RegisterB.Data); + + if (Enable) { + ConvertEfiTimeToRtcTime (&RtcTime, RegisterB, &Century); + + // + // Set RTC alarm time + // + RtcWrite (RTC_ADDRESS_SECONDS_ALARM, RtcTime.Second); + RtcWrite (RTC_ADDRESS_MINUTES_ALARM, RtcTime.Minute); + RtcWrite (RTC_ADDRESS_HOURS_ALARM, RtcTime.Hour); + + RegisterB.Bits.AIE = 1; + + } else { + RegisterB.Bits.AIE = 0; + } + // + // Allow updates of the RTC registers + // + RegisterB.Bits.SET = 0; + RtcWrite (RTC_ADDRESS_REGISTER_B, RegisterB.Data); + + // + // Release RTC Lock. + // + //BugBug: the EfiAtRuntime should be encapsulated in EfiReleaseLock or + // provide a new instance for EfiReleaseLock, say, RtEfiReleaseLock + if (!EfiAtRuntime ()) { + EfiReleaseLock (&Global->RtcLock); + } + return EFI_SUCCESS; +} + +EFI_STATUS +RtcTestCenturyRegister ( + VOID + ) +/*++ + +Routine Description: + + Arguments: + + + +Returns: +--*/ +// GC_TODO: EFI_SUCCESS - add return value to function comment +// GC_TODO: EFI_DEVICE_ERROR - add return value to function comment +{ + UINT8 Century; + UINT8 Temp; + + Century = RtcRead (RTC_ADDRESS_CENTURY); + // + // RtcWrite (RTC_ADDRESS_CENTURY, 0x00); + // + Temp = (UINT8) (RtcRead (RTC_ADDRESS_CENTURY) & 0x7f); + RtcWrite (RTC_ADDRESS_CENTURY, Century); + if (Temp == 0x19 || Temp == 0x20) { + return EFI_SUCCESS; + } + + return EFI_DEVICE_ERROR; +} + +VOID +ConvertRtcTimeToEfiTime ( + IN EFI_TIME *Time, + IN RTC_REGISTER_B RegisterB + ) +/*++ + +Routine Description: + + Arguments: + + + +Returns: +--*/ +// GC_TODO: Time - add argument and description to function comment +// GC_TODO: RegisterB - add argument and description to function comment +{ + BOOLEAN PM; + + if ((Time->Hour) & 0x80) { + PM = TRUE; + } else { + PM = FALSE; + } + + Time->Hour = (UINT8) (Time->Hour & 0x7f); + + if (RegisterB.Bits.DM == 0) { + Time->Year = BcdToDecimal8 ((UINT8) Time->Year); + Time->Month = BcdToDecimal8 (Time->Month); + Time->Day = BcdToDecimal8 (Time->Day); + Time->Hour = BcdToDecimal8 (Time->Hour); + Time->Minute = BcdToDecimal8 (Time->Minute); + Time->Second = BcdToDecimal8 (Time->Second); + } + // + // If time is in 12 hour format, convert it to 24 hour format + // + if (RegisterB.Bits.MIL == 0) { + if (PM && Time->Hour < 12) { + Time->Hour = (UINT8) (Time->Hour + 12); + } + + if (!PM && Time->Hour == 12) { + Time->Hour = 0; + } + } + + Time->Nanosecond = 0; + Time->TimeZone = EFI_UNSPECIFIED_TIMEZONE; + Time->Daylight = 0; +} + +EFI_STATUS +RtcWaitToUpdate ( + UINTN Timeout + ) +/*++ + +Routine Description: + + Arguments: + + +Returns: +--*/ +// GC_TODO: Timeout - add argument and description to function comment +// GC_TODO: EFI_DEVICE_ERROR - add return value to function comment +// GC_TODO: EFI_DEVICE_ERROR - add return value to function comment +// GC_TODO: EFI_SUCCESS - add return value to function comment +{ + RTC_REGISTER_A RegisterA; + RTC_REGISTER_D RegisterD; + + // + // See if the RTC is functioning correctly + // + RegisterD.Data = RtcRead (RTC_ADDRESS_REGISTER_D); + + if (RegisterD.Bits.VRT == 0) { + return EFI_DEVICE_ERROR; + } + // + // Wait for up to 0.1 seconds for the RTC to be ready. + // + Timeout = (Timeout / 10) + 1; + RegisterA.Data = RtcRead (RTC_ADDRESS_REGISTER_A); + while (RegisterA.Bits.UIP == 1 && Timeout > 0) { + MicroSecondDelay (10); + RegisterA.Data = RtcRead (RTC_ADDRESS_REGISTER_A); + Timeout--; + } + + RegisterD.Data = RtcRead (RTC_ADDRESS_REGISTER_D); + if (Timeout == 0 || RegisterD.Bits.VRT == 0) { + return EFI_DEVICE_ERROR; + } + + return EFI_SUCCESS; +} + +EFI_STATUS +RtcTimeFieldsValid ( + IN EFI_TIME *Time + ) +/*++ + +Routine Description: + + Arguments: + + Returns: +--*/ +// GC_TODO: Time - add argument and description to function comment +// GC_TODO: EFI_INVALID_PARAMETER - add return value to function comment +// GC_TODO: EFI_SUCCESS - add return value to function comment +{ + if (Time->Year < 1998 || + Time->Year > 2099 || + Time->Month < 1 || + Time->Month > 12 || + (!DayValid (Time)) || + Time->Hour > 23 || + Time->Minute > 59 || + Time->Second > 59 || + Time->Nanosecond > 999999999 || + (!(Time->TimeZone == EFI_UNSPECIFIED_TIMEZONE || (Time->TimeZone >= -1440 && Time->TimeZone <= 1440))) || + (Time->Daylight & (~(EFI_TIME_ADJUST_DAYLIGHT | EFI_TIME_IN_DAYLIGHT))) + ) { + return EFI_INVALID_PARAMETER; + } + + return EFI_SUCCESS; +} + +BOOLEAN +DayValid ( + IN EFI_TIME *Time + ) +/*++ + +Routine Description: + + GC_TODO: Add function description + +Arguments: + + Time - GC_TODO: add argument description + +Returns: + + GC_TODO: add return values + +--*/ +{ + 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; + + if (Time->Day < 1 || + Time->Day > DayOfMonth[Time->Month - 1] || + (Time->Month == 2 && (!IsLeapYear (Time) && Time->Day > 28)) + ) { + return FALSE; + } + + return TRUE; +} + +BOOLEAN +IsLeapYear ( + IN EFI_TIME *Time + ) +/*++ + +Routine Description: + + GC_TODO: Add function description + +Arguments: + + Time - GC_TODO: add argument description + +Returns: + + GC_TODO: add return values + +--*/ +{ + if (Time->Year % 4 == 0) { + if (Time->Year % 100 == 0) { + if (Time->Year % 400 == 0) { + return TRUE; + } else { + return FALSE; + } + } else { + return TRUE; + } + } else { + return FALSE; + } +} + +VOID +ConvertEfiTimeToRtcTime ( + IN EFI_TIME *Time, + IN RTC_REGISTER_B RegisterB, + IN UINT8 *Century + ) +/*++ + +Routine Description: + + Arguments: + + +Returns: +--*/ +// GC_TODO: Time - add argument and description to function comment +// GC_TODO: RegisterB - add argument and description to function comment +// GC_TODO: Century - add argument and description to function comment +{ + BOOLEAN PM; + + PM = TRUE; + // + // Adjust hour field if RTC in in 12 hour mode + // + if (RegisterB.Bits.MIL == 0) { + if (Time->Hour < 12) { + PM = FALSE; + } + + if (Time->Hour >= 13) { + Time->Hour = (UINT8) (Time->Hour - 12); + } else if (Time->Hour == 0) { + Time->Hour = 12; + } + } + // + // Set the Time/Date/Daylight Savings values. + // + *Century = DecimalToBcd8 ((UINT8) (Time->Year / 100)); + + Time->Year = (UINT16) (Time->Year % 100); + + if (RegisterB.Bits.DM == 0) { + Time->Year = DecimalToBcd8 ((UINT8) Time->Year); + Time->Month = DecimalToBcd8 (Time->Month); + Time->Day = DecimalToBcd8 (Time->Day); + Time->Hour = DecimalToBcd8 (Time->Hour); + Time->Minute = DecimalToBcd8 (Time->Minute); + Time->Second = DecimalToBcd8 (Time->Second); + } + // + // If we are in 12 hour mode and PM is set, then set bit 7 of the Hour field. + // + if (RegisterB.Bits.MIL == 0 && PM) { + Time->Hour = (UINT8) (Time->Hour | 0x80); + } +} + +STATIC +INTN +CompareHMS ( + IN EFI_TIME *From, + IN EFI_TIME *To + ) +/*++ + +Routine Description: + + Compare the Hour, Minute and Second of the 'From' time and the 'To' time. + Only compare H/M/S in EFI_TIME and ignore other fields here. + +Arguments: + + From - the first time + To - the second time + +Returns: + + >0 : The H/M/S of the 'From' time is later than those of 'To' time + ==0 : The H/M/S of the 'From' time is same as those of 'To' time + <0 : The H/M/S of the 'From' time is earlier than those of 'To' time + +--*/ +{ + if ((From->Hour > To->Hour) || + ((From->Hour == To->Hour) && (From->Minute > To->Minute)) || + ((From->Hour == To->Hour) && (From->Minute == To->Minute) && (From->Second > To->Second))) { + return 1; + } else if ((From->Hour == To->Hour) && (From->Minute == To->Minute) && (From->Second == To->Second)) { + return 0; + } else { + return -1; + } +} + +STATIC +BOOLEAN +IsWithinOneDay ( + IN EFI_TIME *From, + IN EFI_TIME *To + ) +/*++ + +Routine Description: + + Judge whether two days are adjacent. + +Arguments: + + From - the first day + To - the second day + +Returns: + + TRUE - The interval of two days are within one day. + FALSE - The interval of two days exceed ony day or parameter error. + +--*/ +{ + UINT8 DayOfMonth[12] = {31, 29, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31}; + BOOLEAN Adjacent = FALSE; + + if (From->Year == To->Year) { + if (From->Month == To->Month) { + if ((From->Day + 1) == To->Day) { + if ((CompareHMS(From, To) >= 0)) { + Adjacent = TRUE; + } + } else if (From->Day == To->Day) { + if ((CompareHMS(From, To) <= 0)) { + Adjacent = TRUE; + } + } + } else if (((From->Month + 1) == To->Month) && (To->Day == 1)) { + if ((From->Month == 2) && !IsLeapYear(From)) { + if (From->Day == 28) { + if ((CompareHMS(From, To) >= 0)) { + Adjacent = TRUE; + } + } + } else if (From->Day == DayOfMonth[From->Month - 1]) { + if ((CompareHMS(From, To) >= 0)) { + Adjacent = TRUE; + } + } + } + } else if (((From->Year + 1) == To->Year) && + (From->Month == 12) && + (From->Day == 31) && + (To->Month == 1) && + (To->Day == 1)) { + if ((CompareHMS(From, To) >= 0)) { + Adjacent = TRUE; + } + } + + return Adjacent; +} + diff --git a/IntelFrameworkModulePkg/PcatCompatible/RealTimeClockRuntimeDxe/PcRtc.h b/IntelFrameworkModulePkg/PcatCompatible/RealTimeClockRuntimeDxe/PcRtc.h new file mode 100644 index 0000000000..55ed7c3700 --- /dev/null +++ b/IntelFrameworkModulePkg/PcatCompatible/RealTimeClockRuntimeDxe/PcRtc.h @@ -0,0 +1,514 @@ +/*++ + +Copyright (c) 2006, Intel Corporation. All rights reserved. +This software and associated documentation (if any) is furnished +under a license and may only be used or copied in accordance +with the terms of the license. Except as permitted by such +license, no part of this software or documentation may be +reproduced, stored in a retrieval system, or transmitted in any +form or by any means without the express written consent of +Intel Corporation. + + +Module Name: + + PcRtc.h + +Abstract: + + Include for real time clock driver + +Revision History + + +--*/ + +#ifndef _RTC_H_ +#define _RTC_H_ + +// +// The package level header files this module uses +// +#include +// +// The protocols, PPI and GUID defintions for this module +// +#include +// +// The Library classes this module consumes +// +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include + + +typedef struct { + EFI_LOCK RtcLock; + UINT16 SavedTimeZone; + UINT8 Daylight; +} PC_RTC_MODULE_GLOBALS; + +#define PCAT_RTC_ADDRESS_REGISTER 0x70 +#define PCAT_RTC_DATA_REGISTER 0x71 + +// +// Dallas DS12C887 Real Time Clock +// +#define RTC_ADDRESS_SECONDS 0 // R/W Range 0..59 +#define RTC_ADDRESS_SECONDS_ALARM 1 // R/W Range 0..59 +#define RTC_ADDRESS_MINUTES 2 // R/W Range 0..59 +#define RTC_ADDRESS_MINUTES_ALARM 3 // R/W Range 0..59 +#define RTC_ADDRESS_HOURS 4 // R/W Range 1..12 or 0..23 Bit 7 is AM/PM +#define RTC_ADDRESS_HOURS_ALARM 5 // R/W Range 1..12 or 0..23 Bit 7 is AM/PM +#define RTC_ADDRESS_DAY_OF_THE_WEEK 6 // R/W Range 1..7 +#define RTC_ADDRESS_DAY_OF_THE_MONTH 7 // R/W Range 1..31 +#define RTC_ADDRESS_MONTH 8 // R/W Range 1..12 +#define RTC_ADDRESS_YEAR 9 // R/W Range 0..99 +#define RTC_ADDRESS_REGISTER_A 10 // R/W[0..6] R0[7] +#define RTC_ADDRESS_REGISTER_B 11 // R/W +#define RTC_ADDRESS_REGISTER_C 12 // RO +#define RTC_ADDRESS_REGISTER_D 13 // RO +#define RTC_ADDRESS_CENTURY 50 // R/W Range 19..20 Bit 8 is R/W +// +// Date and time initial values. +// They are used if the RTC values are invalid during driver initialization +// +#define RTC_INIT_SECOND 0 +#define RTC_INIT_MINUTE 0 +#define RTC_INIT_HOUR 0 +#define RTC_INIT_DAY 1 +#define RTC_INIT_MONTH 1 +#define RTC_INIT_YEAR 2001 + +// +// Register initial values +// +#define RTC_INIT_REGISTER_A 0x26 +#define RTC_INIT_REGISTER_B 0x02 +#define RTC_INIT_REGISTER_D 0x0 + +#pragma pack(1) +// +// Register A +// +typedef struct { + UINT8 RS : 4; // Rate Selection Bits + UINT8 DV : 3; // Divisor + UINT8 UIP : 1; // Update in progress +} RTC_REGISTER_A_BITS; + +typedef union { + RTC_REGISTER_A_BITS Bits; + UINT8 Data; +} RTC_REGISTER_A; + +// +// Register B +// +typedef struct { + UINT8 DSE : 1; // 0 - Daylight saving disabled 1 - Daylight savings enabled + UINT8 MIL : 1; // 0 - 12 hour mode 1 - 24 hour mode + UINT8 DM : 1; // 0 - BCD Format 1 - Binary Format + UINT8 SQWE : 1; // 0 - Disable SQWE output 1 - Enable SQWE output + UINT8 UIE : 1; // 0 - Update INT disabled 1 - Update INT enabled + UINT8 AIE : 1; // 0 - Alarm INT disabled 1 - Alarm INT Enabled + UINT8 PIE : 1; // 0 - Periodic INT disabled 1 - Periodic INT Enabled + UINT8 SET : 1; // 0 - Normal operation. 1 - Updates inhibited +} RTC_REGISTER_B_BITS; + +typedef union { + RTC_REGISTER_B_BITS Bits; + UINT8 Data; +} RTC_REGISTER_B; + +// +// Register C +// +typedef struct { + UINT8 Reserved : 4; // Read as zero. Can not be written. + UINT8 UF : 1; // Update End Interrupt Flag + UINT8 AF : 1; // Alarm Interrupt Flag + UINT8 PF : 1; // Periodic Interrupt Flag + UINT8 IRQF : 1; // Iterrupt Request Flag = PF & PIE | AF & AIE | UF & UIE +} RTC_REGISTER_C_BITS; + +typedef union { + RTC_REGISTER_C_BITS Bits; + UINT8 Data; +} RTC_REGISTER_C; + +// +// Register D +// +typedef struct { + UINT8 Reserved : 7; // Read as zero. Can not be written. + UINT8 VRT : 1; // Valid RAM and Time +} RTC_REGISTER_D_BITS; + +typedef union { + RTC_REGISTER_D_BITS Bits; + UINT8 Data; +} RTC_REGISTER_D; + +#pragma pack() + +EFI_STATUS +PcRtcInit ( + IN PC_RTC_MODULE_GLOBALS *Global + ) +/*++ + +Routine Description: + + GC_TODO: Add function description + +Arguments: + + Global - GC_TODO: add argument description + +Returns: + + GC_TODO: add return values + +--*/ +; + +EFI_STATUS +PcRtcSetTime ( + IN EFI_TIME *Time, + IN PC_RTC_MODULE_GLOBALS *Global + ) +/*++ + +Routine Description: + + GC_TODO: Add function description + +Arguments: + + Time - GC_TODO: add argument description + Global - GC_TODO: add argument description + +Returns: + + GC_TODO: add return values + +--*/ +; + +EFI_STATUS +PcRtcGetTime ( + OUT EFI_TIME *Time, + IN EFI_TIME_CAPABILITIES *Capabilities, + IN PC_RTC_MODULE_GLOBALS *Global + ) +/*++ + +Routine Description: + + GC_TODO: Add function description + +Arguments: + + Time - GC_TODO: add argument description + Capabilities - GC_TODO: add argument description + Global - GC_TODO: add argument description + +Returns: + + GC_TODO: add return values + +--*/ +; + +EFI_STATUS +PcRtcSetWakeupTime ( + IN BOOLEAN Enable, + OUT EFI_TIME *Time, + IN PC_RTC_MODULE_GLOBALS *Global + ) +/*++ + +Routine Description: + + GC_TODO: Add function description + +Arguments: + + Enable - GC_TODO: add argument description + Time - GC_TODO: add argument description + Global - GC_TODO: add argument description + +Returns: + + GC_TODO: add return values + +--*/ +; + +EFI_STATUS +PcRtcGetWakeupTime ( + OUT BOOLEAN *Enabled, + OUT BOOLEAN *Pending, + OUT EFI_TIME *Time, + IN PC_RTC_MODULE_GLOBALS *Global + ) +/*++ + +Routine Description: + + GC_TODO: Add function description + +Arguments: + + Enabled - GC_TODO: add argument description + Pending - GC_TODO: add argument description + Time - GC_TODO: add argument description + Global - GC_TODO: add argument description + +Returns: + + GC_TODO: add return values + +--*/ +; + +EFI_STATUS +EFIAPI +InitializePcRtc ( + IN EFI_HANDLE ImageHandle, + IN EFI_SYSTEM_TABLE *SystemTable + ) +/*++ + +Routine Description: + + GC_TODO: Add function description + +Arguments: + + ImageHandle - GC_TODO: add argument description + SystemTable - GC_TODO: add argument description + +Returns: + + GC_TODO: add return values + +--*/ +; + +UINT8 +BcdToDecimal ( + IN UINT8 BcdValue + ) +/*++ + +Routine Description: + + GC_TODO: Add function description + +Arguments: + + BcdValue - GC_TODO: add argument description + +Returns: + + GC_TODO: add return values + +--*/ +; + +EFI_STATUS +RtcTimeFieldsValid ( + IN EFI_TIME *Time + ) +/*++ + +Routine Description: + + GC_TODO: Add function description + +Arguments: + + Time - GC_TODO: add argument description + +Returns: + + GC_TODO: add return values + +--*/ +; + +UINT8 +DecimaltoBcd ( + IN UINT8 DecValue + ) +/*++ + +Routine Description: + + GC_TODO: Add function description + +Arguments: + + DecValue - GC_TODO: add argument description + +Returns: + + GC_TODO: add return values + +--*/ +; + +VOID +ConvertEfiTimeToRtcTime ( + IN EFI_TIME *Time, + IN RTC_REGISTER_B RegisterB, + IN UINT8 *Century + ) +/*++ + +Routine Description: + + GC_TODO: Add function description + +Arguments: + + Time - GC_TODO: add argument description + RegisterB - GC_TODO: add argument description + Century - GC_TODO: add argument description + +Returns: + + GC_TODO: add return values + +--*/ +; + +EFI_STATUS +RtcTestCenturyRegister ( + VOID + ) +/*++ + +Routine Description: + + GC_TODO: Add function description + +Arguments: + + None + +Returns: + + GC_TODO: add return values + +--*/ +; + +VOID +ConvertRtcTimeToEfiTime ( + IN EFI_TIME *Time, + IN RTC_REGISTER_B RegisterB + ) +/*++ + +Routine Description: + + GC_TODO: Add function description + +Arguments: + + Time - GC_TODO: add argument description + RegisterB - GC_TODO: add argument description + +Returns: + + GC_TODO: add return values + +--*/ +; + +EFI_STATUS +RtcWaitToUpdate ( + UINTN Timeout + ) +/*++ + +Routine Description: + + GC_TODO: Add function description + +Arguments: + + Timeout - GC_TODO: add argument description + +Returns: + + GC_TODO: add return values + +--*/ +; + +UINT8 +RtcSaveContext ( + IN PC_RTC_MODULE_GLOBALS *Global + ) +/*++ + +Routine Description: + + GC_TODO: Add function description + +Arguments: + + Global - GC_TODO: add argument description + +Returns: + + GC_TODO: add return values + +--*/ +; + +VOID +RtcRestoreContext ( + IN UINT8 SavedAddressRegister, + IN PC_RTC_MODULE_GLOBALS *Global + ) +/*++ + +Routine Description: + + GC_TODO: Add function description + +Arguments: + + SavedAddressRegister - GC_TODO: add argument description + Global - GC_TODO: add argument description + +Returns: + + GC_TODO: add return values + +--*/ +; + +BOOLEAN +DayValid ( + IN EFI_TIME *Time + ); + +BOOLEAN +IsLeapYear ( + IN EFI_TIME *Time + ); + +#endif diff --git a/IntelFrameworkModulePkg/PcatCompatible/RealTimeClockRuntimeDxe/PcRtc.inf b/IntelFrameworkModulePkg/PcatCompatible/RealTimeClockRuntimeDxe/PcRtc.inf new file mode 100644 index 0000000000..fc2429881a --- /dev/null +++ b/IntelFrameworkModulePkg/PcatCompatible/RealTimeClockRuntimeDxe/PcRtc.inf @@ -0,0 +1,105 @@ +#/** @file +# PcRtc driver to install EFI_REAL_TIME_CLOCK_ARCH_PROTOCOL. +# +# This driver provides GetTime, SetTime, GetWakeupTime, SetWakeupTime services to Runtime Service Table. +# Copyright (c) 2006 - 2007, Intel Corporation. +# +# All rights reserved. +# This software and associated documentation (if any) is furnished +# under a license and may only be used or copied in accordance +# with the terms of the license. Except as permitted by such +# license, no part of this software or documentation may be +# reproduced, stored in a retrieval system, or transmitted in any +# form or by any means without the express written consent of +# Intel Corporation. +# +# +#**/ + +################################################################################ +# +# Defines Section - statements that will be processed to create a Makefile. +# +################################################################################ +[Defines] + INF_VERSION = 0x00010005 + BASE_NAME = PcRtc + FILE_GUID = 378D7B65-8DA9-4773-B6E4-A47826A833E1 + MODULE_TYPE = DXE_RUNTIME_DRIVER + VERSION_STRING = 1.0 + EDK_RELEASE_VERSION = 0x00020000 + EFI_SPECIFICATION_VERSION = 0x00020000 + + ENTRY_POINT = InitializePcRtc + +# +# The following information is for reference only and not required by the build tools. +# +# VALID_ARCHITECTURES = IA32 X64 EBC +# + +################################################################################ +# +# Sources Section - list of files that are required for the build to succeed. +# +################################################################################ + +[Sources.common] + Ia32/Ia32PcRtc.c + PcRtc.c + PcRtc.h + + +################################################################################ +# +# Package Dependency Section - list of Package files that are required for +# this module. +# +################################################################################ + +[Packages] + MdePkg/MdePkg.dec + IntelFrameworkPkg/IntelFrameworkPkg.dec + + +################################################################################ +# +# Library Class Section - list of Library Classes that are required for +# this module. +# +################################################################################ + +[LibraryClasses] + UefiRuntimeServicesTableLib + UefiRuntimeLib + UefiBootServicesTableLib + UefiDriverEntryPoint + TimerLib + IoLib + BaseMemoryLib + UefiLib + DebugLib + BaseLib + + +################################################################################ +# +# Protocol C Name Section - list of Protocol and Protocol Notify C Names +# that this module uses or produces. +# +################################################################################ + +[Protocols] + gEfiRealTimeClockArchProtocolGuid # PROTOCOL ALWAYS_PRODUCED + + +################################################################################ +# +# Dependency Expression Section - list of Dependency expressions that are required for +# this module. +# +################################################################################ + +[Depex] + gEfiCpuArchProtocolGuid AND gEfiMetronomeArchProtocolGuid AND gEfiCpuIoProtocolGuid + diff --git a/IntelFrameworkModulePkg/PcatCompatible/RealTimeClockRuntimeDxe/PcRtc.msa b/IntelFrameworkModulePkg/PcatCompatible/RealTimeClockRuntimeDxe/PcRtc.msa new file mode 100644 index 0000000000..9e911b8a03 --- /dev/null +++ b/IntelFrameworkModulePkg/PcatCompatible/RealTimeClockRuntimeDxe/PcRtc.msa @@ -0,0 +1,79 @@ + + + + PcRtc + DXE_RUNTIME_DRIVER + 378D7B65-8DA9-4773-B6E4-A47826A833E1 + 1.0 + PcRtc driver to install EFI_REAL_TIME_CLOCK_ARCH_PROTOCOL. + This driver provides GetTime, SetTime, GetWakeupTime, SetWakeupTime services to Runtime Service Table. + Copyright (c) 2006 - 2007, Intel Corporation. + All rights reserved. + This software and associated documentation (if any) is furnished + under a license and may only be used or copied in accordance + with the terms of the license. Except as permitted by such + license, no part of this software or documentation may be + reproduced, stored in a retrieval system, or transmitted in any + form or by any means without the express written consent of + Intel Corporation. + FRAMEWORK_BUILD_PACKAGING_SPECIFICATION 0x00000052 + + + IA32 X64 EBC + false + PcRtc + + + + BaseLib + + + DebugLib + + + UefiLib + + + BaseMemoryLib + + + IoLib + + + TimerLib + + + UefiDriverEntryPoint + + + UefiBootServicesTableLib + + + UefiRuntimeLib + + + UefiRuntimeServicesTableLib + + + + PcRtc.h + PcRtc.c + Ia32PcRtc.dxs + Ia32/Ia32PcRtc.c + + + + + + + gEfiRealTimeClockArchProtocolGuid + + + + EFI_SPECIFICATION_VERSION 0x00020000 + EDK_RELEASE_VERSION 0x00020000 + + InitializePcRtc + + +