From 7ca30a6ac74e0e4435a5f3c94fb59e8d14d0594b Mon Sep 17 00:00:00 2001 From: jljusten Date: Thu, 13 Jan 2011 05:46:52 +0000 Subject: [PATCH] OvmfPkg ResetSystemLib: Add shutdown support for OVMF This library will allow the UEFI RuntimeServices ResetSystem call to function with OVMF. git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@11251 6f19259b-4bc3-4df7-8a09-765794883524 --- .../Library/ResetSystemLib/ResetSystemLib.c | 101 ++++++++++++++++++ .../Library/ResetSystemLib/ResetSystemLib.inf | 38 +++++++ OvmfPkg/OvmfPkgIa32.dsc | 4 +- OvmfPkg/OvmfPkgIa32X64.dsc | 4 +- OvmfPkg/OvmfPkgX64.dsc | 4 +- 5 files changed, 145 insertions(+), 6 deletions(-) create mode 100644 OvmfPkg/Library/ResetSystemLib/ResetSystemLib.c create mode 100644 OvmfPkg/Library/ResetSystemLib/ResetSystemLib.inf diff --git a/OvmfPkg/Library/ResetSystemLib/ResetSystemLib.c b/OvmfPkg/Library/ResetSystemLib/ResetSystemLib.c new file mode 100644 index 0000000000..d9de12e873 --- /dev/null +++ b/OvmfPkg/Library/ResetSystemLib/ResetSystemLib.c @@ -0,0 +1,101 @@ +/** @file + Reset System Library functions for OVMF + + Copyright (c) 2006 - 2011, 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. + +**/ + +#include + +#include +#include +#include + +VOID +AcpiPmControl ( + UINTN SuspendType + ) +{ + ASSERT (SuspendType < 6); + + IoAndThenOr16 (0x404, ~0x3c00, SuspendType << 10); + IoOr16 (0x404, BIT13); + CpuDeadLoop (); +} + +/** + Calling this function causes a system-wide reset. This sets + all circuitry within the system to its initial state. This type of reset + is asynchronous to system operation and operates without regard to + cycle boundaries. + + System reset should not return, if it returns, it means the system does + not support cold reset. +**/ +VOID +EFIAPI +ResetCold ( + VOID + ) +{ + IoWrite8 (0x64, 0xfe); +} + +/** + Calling this function causes a system-wide initialization. The processors + are set to their initial state, and pending cycles are not corrupted. + + System reset should not return, if it returns, it means the system does + not support warm reset. +**/ +VOID +EFIAPI +ResetWarm ( + VOID + ) +{ + IoWrite8 (0x64, 0xfe); +} + +/** + Calling this function causes the system to enter a power state equivalent + to the ACPI G2/S5 or G3 states. + + System shutdown should not return, if it returns, it means the system does + not support shut down reset. +**/ +VOID +EFIAPI +ResetShutdown ( + VOID + ) +{ + AcpiPmControl (0); + ASSERT (FALSE); +} + + +/** + Calling this function causes the system to enter a power state for capsule + update. + + Reset update should not return, if it returns, it means the system does + not support capsule update. + +**/ +VOID +EFIAPI +EnterS3WithImmediateWake ( + VOID + ) +{ + AcpiPmControl (1); + ASSERT (FALSE); +} diff --git a/OvmfPkg/Library/ResetSystemLib/ResetSystemLib.inf b/OvmfPkg/Library/ResetSystemLib/ResetSystemLib.inf new file mode 100644 index 0000000000..0694b4dd3c --- /dev/null +++ b/OvmfPkg/Library/ResetSystemLib/ResetSystemLib.inf @@ -0,0 +1,38 @@ +## @file +# Library instance for ResetSystem library class for OVMF +# +# Copyright (c) 2006 - 2011, 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. +# +## + +[Defines] + INF_VERSION = 0x00010005 + BASE_NAME = ResetSystemLib + FILE_GUID = 66564872-21d4-4d2a-a68b-1e844f980820 + MODULE_TYPE = BASE + VERSION_STRING = 1.0 + LIBRARY_CLASS = ResetSystemLib + +# +# The following information is for reference only and not required by the build tools. +# +# VALID_ARCHITECTURES = IA32 X64 IPF +# + +[Sources] + ResetSystemLib.c + +[Packages] + MdePkg/MdePkg.dec + +[LibraryClasses] + DebugLib + IoLib + diff --git a/OvmfPkg/OvmfPkgIa32.dsc b/OvmfPkg/OvmfPkgIa32.dsc index d29ed0769f..5af066c0b2 100644 --- a/OvmfPkg/OvmfPkgIa32.dsc +++ b/OvmfPkg/OvmfPkgIa32.dsc @@ -1,7 +1,7 @@ ## @file # EFI/Framework Open Virtual Machine Firmware (OVMF) platform # -# Copyright (c) 2006 - 2010, Intel Corporation. All rights reserved.
+# Copyright (c) 2006 - 2011, 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 @@ -96,7 +96,7 @@ DebugAgentLib|MdeModulePkg/Library/DebugAgentLibNull/DebugAgentLibNull.inf !endif - ResetSystemLib|PcAtChipsetPkg/Library/ResetSystemLib/ResetSystemLib.inf + ResetSystemLib|OvmfPkg/Library/ResetSystemLib/ResetSystemLib.inf LocalApicLib|UefiCpuPkg/Library/BaseXApicLib/BaseXApicLib.inf [LibraryClasses.common.SEC] diff --git a/OvmfPkg/OvmfPkgIa32X64.dsc b/OvmfPkg/OvmfPkgIa32X64.dsc index 64fcad4608..cbb6bc8f95 100644 --- a/OvmfPkg/OvmfPkgIa32X64.dsc +++ b/OvmfPkg/OvmfPkgIa32X64.dsc @@ -1,7 +1,7 @@ ## @file # EFI/Framework Open Virtual Machine Firmware (OVMF) platform # -# Copyright (c) 2006 - 2010, Intel Corporation. All rights reserved.
+# Copyright (c) 2006 - 2011, 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 @@ -96,7 +96,7 @@ DebugAgentLib|MdeModulePkg/Library/DebugAgentLibNull/DebugAgentLibNull.inf !endif - ResetSystemLib|PcAtChipsetPkg/Library/ResetSystemLib/ResetSystemLib.inf + ResetSystemLib|OvmfPkg/Library/ResetSystemLib/ResetSystemLib.inf LocalApicLib|UefiCpuPkg/Library/BaseXApicLib/BaseXApicLib.inf [LibraryClasses.common.SEC] diff --git a/OvmfPkg/OvmfPkgX64.dsc b/OvmfPkg/OvmfPkgX64.dsc index bc1ed152bc..05d998777c 100644 --- a/OvmfPkg/OvmfPkgX64.dsc +++ b/OvmfPkg/OvmfPkgX64.dsc @@ -1,7 +1,7 @@ ## @file # EFI/Framework Open Virtual Machine Firmware (OVMF) platform # -# Copyright (c) 2006 - 2010, Intel Corporation. All rights reserved.
+# Copyright (c) 2006 - 2011, 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 @@ -96,7 +96,7 @@ DebugAgentLib|MdeModulePkg/Library/DebugAgentLibNull/DebugAgentLibNull.inf !endif - ResetSystemLib|PcAtChipsetPkg/Library/ResetSystemLib/ResetSystemLib.inf + ResetSystemLib|OvmfPkg/Library/ResetSystemLib/ResetSystemLib.inf LocalApicLib|UefiCpuPkg/Library/BaseXApicLib/BaseXApicLib.inf [LibraryClasses.common.SEC] -- 2.39.2