diff options
Diffstat (limited to 'DuetPkg/PcRtc/Ipf/IpfPcRtc.c')
| -rw-r--r-- | DuetPkg/PcRtc/Ipf/IpfPcRtc.c | 185 |
1 files changed, 185 insertions, 0 deletions
diff --git a/DuetPkg/PcRtc/Ipf/IpfPcRtc.c b/DuetPkg/PcRtc/Ipf/IpfPcRtc.c new file mode 100644 index 0000000000..ef2260b214 --- /dev/null +++ b/DuetPkg/PcRtc/Ipf/IpfPcRtc.c @@ -0,0 +1,185 @@ +/*++
+
+Copyright (c) 2005, Intel Corporation
+All rights reserved. This program and the accompanying materials
+are licensed and made available under the terms and conditions of the BSD License
+which accompanies this distribution. The full text of the license may be found at
+http://opensource.org/licenses/bsd-license.php
+
+THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
+WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
+
+Module Name:
+ IpfPcRtc.c
+
+Abstract:
+ Register the extended SAL infrastructure.
+
+ Make the EFI RT APIs call extended SAL calls via the RT lib wrappers.
+ We can not do this on IA-32 as RT lib wrappers call via rRT.
+
+--*/
+
+#include "RealTimeClock.h"
+
+//
+// Don't use directly after virtual address have been registered.
+//
+static PC_RTC_MODULE_GLOBALS mModuleGlobal;
+
+SAL_RETURN_REGS
+PcRtcEsalServicesClassCommonEntry (
+ IN UINT64 FunctionId,
+ IN UINT64 Arg2,
+ IN UINT64 Arg3,
+ IN UINT64 Arg4,
+ IN UINT64 Arg5,
+ IN UINT64 Arg6,
+ IN UINT64 Arg7,
+ IN UINT64 Arg8,
+ IN SAL_EXTENDED_SAL_PROC ExtendedSalProc,
+ IN BOOLEAN VirtualMode,
+ IN PC_RTC_MODULE_GLOBALS *Global
+ )
+/*++
+
+Routine Description:
+
+ Main entry for Extended SAL Reset Services
+
+Arguments:
+
+ FunctionId Function Id which needed to be called.
+ Arg2 EFI_RESET_TYPE, whether WARM of COLD reset
+ Arg3 Last EFI_STATUS
+ Arg4 Data Size of UNICODE STRING passed in ARG5
+ Arg5 Unicode String which CHAR16*
+
+Returns:
+
+ SAL_RETURN_REGS
+
+--*/
+// TODO: Arg6 - add argument and description to function comment
+// TODO: Arg7 - add argument and description to function comment
+// TODO: Arg8 - add argument and description to function comment
+// TODO: ExtendedSalProc - add argument and description to function comment
+// TODO: VirtualMode - add argument and description to function comment
+// TODO: Global - add argument and description to function comment
+{
+ EFI_STATUS EfiStatus;
+ SAL_RETURN_REGS ReturnVal;
+
+ switch (FunctionId) {
+ case GetTime:
+ EfiStatus = PcRtcGetTime ((EFI_TIME *) Arg2, (EFI_TIME_CAPABILITIES *) Arg3, Global);
+ break;
+
+ case SetTime:
+ EfiStatus = PcRtcSetTime ((EFI_TIME *) Arg2, Global);
+ break;
+
+ case GetWakeupTime:
+ EfiStatus = PcRtcGetWakeupTime ((BOOLEAN *) Arg2, (BOOLEAN *) Arg3, (EFI_TIME *) Arg4, Global);
+ break;
+
+ case SetWakeupTime:
+ EfiStatus = PcRtcSetWakeupTime ((BOOLEAN) Arg2, (EFI_TIME *) Arg3, Global);
+ break;
+
+ case InitializeThreshold:
+ EfiStatus = EFI_SAL_NOT_IMPLEMENTED;
+ break;
+
+ case BumpThresholdCount:
+ EfiStatus = EFI_SAL_NOT_IMPLEMENTED;
+ break;
+
+ case GetThresholdCount:
+ EfiStatus = EFI_SAL_NOT_IMPLEMENTED;
+ break;
+
+ case GetRtcFreq:
+ EfiStatus = EFI_SAL_NOT_IMPLEMENTED;
+ break;
+
+ default:
+ EfiStatus = EFI_SAL_INVALID_ARGUMENT;
+ break;;
+ }
+
+ ReturnVal.Status = EfiStatus;
+ return ReturnVal;
+}
+
+EFI_STATUS
+EFIAPI
+InitializePcRtc (
+ IN EFI_HANDLE ImageHandle,
+ IN EFI_SYSTEM_TABLE *SystemTable
+ )
+/*++
+
+Routine Description:
+
+ Arguments:
+
+
+
+Returns:
+--*/
+// TODO: ImageHandle - add argument and description to function comment
+// TODO: SystemTable - add argument and description to function comment
+// TODO: EFI_SUCCESS - add return value to function comment
+{
+ EFI_TIME Time;
+ EFI_TIME_CAPABILITIES Capabilities;
+ EFI_STATUS EfiStatus;
+
+ EfiInitializeRuntimeDriverLib (ImageHandle, SystemTable, NULL);
+
+ EfiInitializeLock (&mModuleGlobal.RtcLock, EFI_TPL_HIGH_LEVEL);
+
+ EfiStatus = PcRtcInit (&mModuleGlobal);
+ if (EFI_ERROR (EfiStatus)) {
+ return EfiStatus;
+ }
+
+ RegisterEsalClass (
+ &gEfiExtendedSalRtcServicesProtocolGuid,
+ &mModuleGlobal,
+ PcRtcEsalServicesClassCommonEntry,
+ GetTime,
+ PcRtcEsalServicesClassCommonEntry,
+ SetTime,
+ PcRtcEsalServicesClassCommonEntry,
+ GetWakeupTime,
+ PcRtcEsalServicesClassCommonEntry,
+ SetWakeupTime,
+ PcRtcEsalServicesClassCommonEntry,
+ GetRtcFreq,
+ PcRtcEsalServicesClassCommonEntry,
+ InitializeThreshold,
+ PcRtcEsalServicesClassCommonEntry,
+ BumpThresholdCount,
+ PcRtcEsalServicesClassCommonEntry,
+ GetThresholdCount,
+ NULL
+ );
+ //
+ // the following code is to initialize the RTC fields in case the values read
+ // back from CMOS are invalid at the first time.
+ //
+ EfiStatus = PcRtcGetTime (&Time, &Capabilities, &mModuleGlobal);
+ if (EFI_ERROR (EfiStatus)) {
+ 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;
+ PcRtcSetTime (&Time, &mModuleGlobal);
+ }
+
+ return EFI_SUCCESS;
+}
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