diff options
author | Anthony PERARD <anthony.perard@citrix.com> | 2019-08-13 12:31:18 +0100 |
---|---|---|
committer | Laszlo Ersek <lersek@redhat.com> | 2019-08-21 18:03:50 +0200 |
commit | 4870639f55ed42044a51c6664e66c4dc90dfaa6f (patch) | |
tree | bd722b945f67a0e17f00b0e4774305283b48b196 /ArmVirtPkg | |
parent | 833cd3e0c0f948670fc639721b2767f31c36e359 (diff) | |
download | edk2-4870639f55ed42044a51c6664e66c4dc90dfaa6f.zip edk2-4870639f55ed42044a51c6664e66c4dc90dfaa6f.tar.gz edk2-4870639f55ed42044a51c6664e66c4dc90dfaa6f.tar.bz2 |
OvmfPkg: Move XenRealTimeClockLib from ArmVirtPkg
Move XenRealTimeClockLib from ArmVirtPkg to OvmfPkg so it can be used
from the OvmfPkg by the following patch, "OvmfPkg/OvmfXen: use
RealTimeClockRuntimeDxe from EmbeddedPkg"
Ref: https://bugzilla.tianocore.org/show_bug.cgi?id=1689
Signed-off-by: Anthony PERARD <anthony.perard@citrix.com>
Reviewed-by: Laszlo Ersek <lersek@redhat.com>
Message-Id: <20190813113119.14804-35-anthony.perard@citrix.com>
Diffstat (limited to 'ArmVirtPkg')
-rw-r--r-- | ArmVirtPkg/ArmVirtXen.dsc | 2 | ||||
-rw-r--r-- | ArmVirtPkg/Library/XenRealTimeClockLib/XenRealTimeClockLib.c | 190 | ||||
-rw-r--r-- | ArmVirtPkg/Library/XenRealTimeClockLib/XenRealTimeClockLib.inf | 33 |
3 files changed, 1 insertions, 224 deletions
diff --git a/ArmVirtPkg/ArmVirtXen.dsc b/ArmVirtPkg/ArmVirtXen.dsc index 79304ee..1b42a9a 100644 --- a/ArmVirtPkg/ArmVirtXen.dsc +++ b/ArmVirtPkg/ArmVirtXen.dsc @@ -27,7 +27,7 @@ [LibraryClasses]
SerialPortLib|OvmfPkg/Library/XenConsoleSerialPortLib/XenConsoleSerialPortLib.inf
- RealTimeClockLib|ArmVirtPkg/Library/XenRealTimeClockLib/XenRealTimeClockLib.inf
+ RealTimeClockLib|OvmfPkg/Library/XenRealTimeClockLib/XenRealTimeClockLib.inf
XenHypercallLib|OvmfPkg/Library/XenHypercallLib/XenHypercallLib.inf
ArmGenericTimerCounterLib|ArmVirtPkg/Library/XenArmGenericTimerVirtCounterLib/XenArmGenericTimerVirtCounterLib.inf
diff --git a/ArmVirtPkg/Library/XenRealTimeClockLib/XenRealTimeClockLib.c b/ArmVirtPkg/Library/XenRealTimeClockLib/XenRealTimeClockLib.c deleted file mode 100644 index e113bc8..0000000 --- a/ArmVirtPkg/Library/XenRealTimeClockLib/XenRealTimeClockLib.c +++ /dev/null @@ -1,190 +0,0 @@ -/** @file
- Implement EFI RealTimeClock runtime services via Xen shared info page
-
- Copyright (c) 2015, Linaro Ltd. All rights reserved.<BR>
-
- SPDX-License-Identifier: BSD-2-Clause-Patent
-
-**/
-
-#include <Uefi.h>
-#include <PiDxe.h>
-#include <Library/BaseLib.h>
-#include <Library/DebugLib.h>
-
-/**
- Converts Epoch seconds (elapsed since 1970 JANUARY 01, 00:00:00 UTC) to EFI_TIME
- **/
-STATIC
-VOID
-EpochToEfiTime (
- IN UINTN EpochSeconds,
- OUT EFI_TIME *Time
- )
-{
- UINTN a;
- UINTN b;
- UINTN c;
- UINTN d;
- UINTN g;
- UINTN j;
- UINTN m;
- UINTN y;
- UINTN da;
- UINTN db;
- UINTN dc;
- UINTN dg;
- UINTN hh;
- UINTN mm;
- UINTN ss;
- UINTN J;
-
- J = (EpochSeconds / 86400) + 2440588;
- j = J + 32044;
- g = j / 146097;
- dg = j % 146097;
- c = (((dg / 36524) + 1) * 3) / 4;
- dc = dg - (c * 36524);
- b = dc / 1461;
- db = dc % 1461;
- a = (((db / 365) + 1) * 3) / 4;
- da = db - (a * 365);
- y = (g * 400) + (c * 100) + (b * 4) + a;
- m = (((da * 5) + 308) / 153) - 2;
- d = da - (((m + 4) * 153) / 5) + 122;
-
- Time->Year = y - 4800 + ((m + 2) / 12);
- Time->Month = ((m + 2) % 12) + 1;
- Time->Day = d + 1;
-
- ss = EpochSeconds % 60;
- a = (EpochSeconds - ss) / 60;
- mm = a % 60;
- b = (a - mm) / 60;
- hh = b % 24;
-
- Time->Hour = hh;
- Time->Minute = mm;
- Time->Second = ss;
- Time->Nanosecond = 0;
-
-}
-
-/**
- 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
-LibGetTime (
- OUT EFI_TIME *Time,
- OUT EFI_TIME_CAPABILITIES *Capabilities
- )
-{
- ASSERT (Time != NULL);
-
- //
- // For now, there is nothing that we can do besides returning a bogus time,
- // as Xen's timekeeping uses a shared info page which cannot be shared
- // between UEFI and the OS
- //
- EpochToEfiTime(1421770011, Time);
-
- return EFI_SUCCESS;
-}
-
-/**
- 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
-LibSetTime (
- IN EFI_TIME *Time
- )
-{
- return EFI_DEVICE_ERROR;
-}
-
-
-/**
- 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 Any parameter 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
-LibGetWakeupTime (
- OUT BOOLEAN *Enabled,
- OUT BOOLEAN *Pending,
- OUT EFI_TIME *Time
- )
-{
- return EFI_UNSUPPORTED;
-}
-
-/**
- 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.
-
- @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
-LibSetWakeupTime (
- IN BOOLEAN Enabled,
- OUT EFI_TIME *Time
- )
-{
- return EFI_UNSUPPORTED;
-}
-
-/**
- This is the declaration of an EFI image entry point. This can be the entry point to an application
- written to this specification, an EFI boot service driver, or an EFI runtime driver.
-
- @param ImageHandle Handle that identifies the loaded image.
- @param SystemTable System Table for this image.
-
- @retval EFI_SUCCESS The operation completed successfully.
-
-**/
-EFI_STATUS
-EFIAPI
-LibRtcInitialize (
- IN EFI_HANDLE ImageHandle,
- IN EFI_SYSTEM_TABLE *SystemTable
- )
-{
- return EFI_SUCCESS;
-}
diff --git a/ArmVirtPkg/Library/XenRealTimeClockLib/XenRealTimeClockLib.inf b/ArmVirtPkg/Library/XenRealTimeClockLib/XenRealTimeClockLib.inf deleted file mode 100644 index f4b269b..0000000 --- a/ArmVirtPkg/Library/XenRealTimeClockLib/XenRealTimeClockLib.inf +++ /dev/null @@ -1,33 +0,0 @@ -#/** @file
-#
-# Copyright (c) 2015, Linaro Ltd. All rights reserved.<BR>
-#
-# SPDX-License-Identifier: BSD-2-Clause-Patent
-#
-#
-#**/
-
-[Defines]
- INF_VERSION = 0x00010005
- BASE_NAME = XenRealTimeClockLib
- FILE_GUID = EC2557E8-7005-430B-9F6F-9BA109698248
- MODULE_TYPE = BASE
- VERSION_STRING = 1.0
- LIBRARY_CLASS = RealTimeClockLib|DXE_CORE DXE_DRIVER UEFI_DRIVER DXE_RUNTIME_DRIVER UEFI_APPLICATION
-
-[Sources.common]
- XenRealTimeClockLib.c
-
-[Packages]
- MdePkg/MdePkg.dec
- OvmfPkg/OvmfPkg.dec
- EmbeddedPkg/EmbeddedPkg.dec
-
-[LibraryClasses]
- UefiLib
- DebugLib
- DxeServicesTableLib
- UefiRuntimeLib
-
-[Guids]
- gEfiEventVirtualAddressChangeGuid
|