1 files changed, 177 insertions, 0 deletions
diff --git a/Core/PcAtChipsetPkg/PcatRealTimeClockRuntimeDxe/PcRtcEntry.c b/Core/PcAtChipsetPkg/PcatRealTimeClockRuntimeDxe/PcRtcEntry.c
new file mode 100644
index 0000000000..a61a35e9ee
--- /dev/null
+++ b/Core/PcAtChipsetPkg/PcatRealTimeClockRuntimeDxe/PcRtcEntry.c
@@ -0,0 +1,177 @@
+/** @file
+  Provides Set/Get time operations.
+
+Copyright (c) 2006 - 2016, Intel Corporation. All rights reserved.<BR>
+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.
+
+**/
+
+#include "PcRtc.h"
+
+PC_RTC_MODULE_GLOBALS  mModuleGlobal;
+
+EFI_HANDLE             mHandle = NULL;
+
+/**
+  Returns the current time and date information, and the time-keeping capabilities
+  of the hardware platform.
+
+  @param  Time          A pointer to storage to receive a snapshot of the current time.
+  @param  Capabilities  An optional pointer to a buffer to receive the real time
+                        clock device's capabilities.
+
+  @retval EFI_SUCCESS            The operation completed successfully.
+  @retval EFI_INVALID_PARAMETER  Time is NULL.
+  @retval EFI_DEVICE_ERROR       The time could not be retrieved due to hardware error.
+
+**/
+EFI_STATUS
+EFIAPI
+PcRtcEfiGetTime (
+  OUT EFI_TIME                *Time,
+  OUT EFI_TIME_CAPABILITIES   *Capabilities  OPTIONAL
+  )
+{
+  return PcRtcGetTime (Time, Capabilities, &mModuleGlobal);
+}
+
+/**
+  Sets the current local time and date information.
+
+  @param  Time                   A pointer to the current time.
+
+  @retval EFI_SUCCESS            The operation completed successfully.
+  @retval EFI_INVALID_PARAMETER  A time field is out of range.
+  @retval EFI_DEVICE_ERROR       The time could not be set due due to hardware error.
+
+**/
+EFI_STATUS
+EFIAPI
+PcRtcEfiSetTime (
+  IN EFI_TIME                *Time
+  )
+{
+  return PcRtcSetTime (Time, &mModuleGlobal);
+}
+
+/**
+  Returns the current wakeup alarm clock setting.
+
+  @param  Enabled  Indicates if the alarm is currently enabled or disabled.
+  @param  Pending  Indicates if the alarm signal is pending and requires acknowledgement.
+  @param  Time     The current alarm setting.
+
+  @retval EFI_SUCCESS           The alarm settings were returned.
+  @retval EFI_INVALID_PARAMETER Enabled is NULL.
+  @retval EFI_INVALID_PARAMETER Pending is NULL.
+  @retval EFI_INVALID_PARAMETER Time is NULL.
+  @retval EFI_DEVICE_ERROR      The wakeup time could not be retrieved due to a hardware error.
+  @retval EFI_UNSUPPORTED       A wakeup timer is not supported on this platform.
+
+**/
+EFI_STATUS
+EFIAPI
+PcRtcEfiGetWakeupTime (
+  OUT BOOLEAN     *Enabled,
+  OUT BOOLEAN     *Pending,
+  OUT EFI_TIME    *Time
+  )
+{
+  return PcRtcGetWakeupTime (Enabled, Pending, Time, &mModuleGlobal);
+}
+
+
+/**
+  Sets the system wakeup alarm clock time.
+
+  @param  Enabled  Enable or disable the wakeup alarm.
+  @param  Time     If Enable is TRUE, the time to set the wakeup alarm for.
+                   If Enable is FALSE, then this parameter is optional, and may be NULL.
+
+  @retval EFI_SUCCESS            If Enable is TRUE, then the wakeup alarm was enabled.
+                                 If Enable is FALSE, then the wakeup alarm was disabled.
+  @retval EFI_INVALID_PARAMETER  A time field is out of range.
+  @retval EFI_DEVICE_ERROR       The wakeup time could not be set due to a hardware error.
+  @retval EFI_UNSUPPORTED        A wakeup timer is not supported on this platform.
+
+**/
+EFI_STATUS
+EFIAPI
+PcRtcEfiSetWakeupTime (
+  IN BOOLEAN      Enabled,
+  IN EFI_TIME    *Time       OPTIONAL
+  )
+{
+  return PcRtcSetWakeupTime (Enabled, Time, &mModuleGlobal);
+}
+
+/**
+  The user Entry Point for PcRTC module.
+
+  This is the entrhy point for PcRTC module. It installs the UEFI runtime service
+  including GetTime(),SetTime(),GetWakeupTime(),and SetWakeupTime().
+
+  @param  ImageHandle    The firmware allocated handle for the EFI image.
+  @param  SystemTable    A pointer to the EFI System Table.
+
+  @retval EFI_SUCCESS    The entry point is executed successfully.
+  @retval Others         Some error occurs when executing this entry point.
+
+**/
+EFI_STATUS
+EFIAPI
+InitializePcRtc (
+  IN EFI_HANDLE                            ImageHandle,
+  IN EFI_SYSTEM_TABLE                      *SystemTable
+  )
+{
+  EFI_STATUS  Status;
+  EFI_EVENT   Event;
+
+  EfiInitializeLock (&mModuleGlobal.RtcLock, TPL_CALLBACK);
+  mModuleGlobal.CenturyRtcAddress = GetCenturyRtcAddress ();
+
+  Status = PcRtcInit (&mModuleGlobal);
+  ASSERT_EFI_ERROR (Status);
+  
+  Status = gBS->CreateEventEx (
+                  EVT_NOTIFY_SIGNAL,
+                  TPL_CALLBACK,
+                  PcRtcAcpiTableChangeCallback,
+                  NULL,
+                  &gEfiAcpi10TableGuid,
+                  &Event
+                  );
+  ASSERT_EFI_ERROR (Status);
+  
+  Status = gBS->CreateEventEx (
+                  EVT_NOTIFY_SIGNAL,
+                  TPL_CALLBACK,
+                  PcRtcAcpiTableChangeCallback,
+                  NULL,
+                  &gEfiAcpiTableGuid,
+                  &Event
+                  );
+  ASSERT_EFI_ERROR (Status);
+
+  gRT->GetTime       = PcRtcEfiGetTime;
+  gRT->SetTime       = PcRtcEfiSetTime;
+  gRT->GetWakeupTime = PcRtcEfiGetWakeupTime;
+  gRT->SetWakeupTime = PcRtcEfiSetWakeupTime;
+
+  Status = gBS->InstallMultipleProtocolInterfaces (
+                  &mHandle,
+                  &gEfiRealTimeClockArchProtocolGuid,
+                  NULL,
+                  NULL
+                  );
+  ASSERT_EFI_ERROR (Status);
+
+  return Status;
+}