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Port AcpiResetDxe from EDK to EDKII to enable reset function on DUET above legacy free platform.

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git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@10034 6f19259b-4bc3-4df7-8a09-765794883524
This commit is contained in:
niruiyu
2010-02-21 09:30:01 +00:00
parent 450ec0ed87
commit 0e047a2a83
8 changed files with 484 additions and 175 deletions
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194
DuetPkg/AcpiResetDxe/Reset.c Normal file
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/*++ @file
Reset Architectural Protocol implementation.
Copyright (c) 2006 - 2010, 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 "Reset.h"
/**
Use ACPI method to reset the sytem. If fail, use legacy 8042 method to reset the system
@param[in] AcpiDescription Global variable to record reset info
**/
VOID
SystemReset (
IN EFI_ACPI_DESCRIPTION *AcpiDescription
)
{
UINT8 Dev;
UINT8 Func;
UINT8 Register;
if ((AcpiDescription->RESET_REG.Address != 0) &&
((AcpiDescription->RESET_REG.AddressSpaceId == EFI_ACPI_3_0_SYSTEM_IO) ||
(AcpiDescription->RESET_REG.AddressSpaceId == EFI_ACPI_3_0_SYSTEM_MEMORY) ||
(AcpiDescription->RESET_REG.AddressSpaceId == EFI_ACPI_3_0_PCI_CONFIGURATION_SPACE))) {
//
// Use ACPI System Reset
//
switch (AcpiDescription->RESET_REG.AddressSpaceId) {
case EFI_ACPI_3_0_SYSTEM_IO:
IoWrite8 ((UINTN) AcpiDescription->RESET_REG.Address, AcpiDescription->RESET_VALUE);
break;
case EFI_ACPI_3_0_SYSTEM_MEMORY:
MmioWrite8 ((UINTN) AcpiDescription->RESET_REG.Address, AcpiDescription->RESET_VALUE);
break;
case EFI_ACPI_3_0_PCI_CONFIGURATION_SPACE:
Register = (UINT8) AcpiDescription->RESET_REG.Address;
Func = (UINT8) (RShiftU64 (AcpiDescription->RESET_REG.Address, 16) & 0x7);
Dev = (UINT8) (RShiftU64 (AcpiDescription->RESET_REG.Address, 32) & 0x1F);
PciWrite8 (PCI_LIB_ADDRESS (0, Dev, Func, Register), AcpiDescription->RESET_VALUE);
break;
}
}
//
// If system comes here, means ACPI reset fail, do Legacy System Reset, assume 8042 available
//
Register = 0xfe;
IoWrite8 (0x64, Register);
//
// System should reset now
//
return ;
}
/**
Use ACPI method to shutdown the sytem
@param[in] AcpiDescription Global variable to record reset info
@retval EFI_UNSUPPORTED Shutdown fails
**/
EFI_STATUS
SystemShutdown (
IN EFI_ACPI_DESCRIPTION *AcpiDescription
)
{
UINT16 Value;
//
// 1. Write SLP_TYPa
//
if ((AcpiDescription->PM1a_CNT_BLK.Address != 0) && (AcpiDescription->SLP_TYPa != 0)) {
switch (AcpiDescription->PM1a_CNT_BLK.AddressSpaceId) {
case EFI_ACPI_3_0_SYSTEM_IO:
Value = IoRead16 ((UINTN) AcpiDescription->PM1a_CNT_BLK.Address);
Value = (Value & 0xc3ff) | 0x2000 | (AcpiDescription->SLP_TYPa << 10);
IoWrite16 ((UINTN) AcpiDescription->PM1a_CNT_BLK.Address, Value);
break;
case EFI_ACPI_3_0_SYSTEM_MEMORY:
Value = MmioRead16 ((UINTN) AcpiDescription->PM1a_CNT_BLK.Address);
Value = (Value & 0xc3ff) | 0x2000 | (AcpiDescription->SLP_TYPa << 10);
MmioWrite16 ((UINTN) AcpiDescription->PM1a_CNT_BLK.Address, Value);
break;
}
}
//
// 2. Write SLP_TYPb
//
if ((AcpiDescription->PM1b_CNT_BLK.Address != 0) && (AcpiDescription->SLP_TYPb != 0)) {
switch (AcpiDescription->PM1b_CNT_BLK.AddressSpaceId) {
case EFI_ACPI_3_0_SYSTEM_IO:
Value = IoRead16 ((UINTN) AcpiDescription->PM1b_CNT_BLK.Address);
Value = (Value & 0xc3ff) | 0x2000 | (AcpiDescription->SLP_TYPb << 10);
IoWrite16 ((UINTN) AcpiDescription->PM1b_CNT_BLK.Address, Value);
break;
case EFI_ACPI_3_0_SYSTEM_MEMORY:
Value = MmioRead16 ((UINTN) AcpiDescription->PM1b_CNT_BLK.Address);
Value = (Value & 0xc3ff) | 0x2000 | (AcpiDescription->SLP_TYPb << 10);
MmioWrite16 ((UINTN) AcpiDescription->PM1b_CNT_BLK.Address, Value);
break;
}
}
//
// Done, if code runs here, mean not shutdown correctly
//
return EFI_UNSUPPORTED;
}
/**
Reset the system.
@param[in] ResetType Warm or cold
@param[in] ResetStatus Possible cause of reset
@param[in] DataSize Size of ResetData in bytes
@param[in] ResetData Optional Unicode string
@param[in] AcpiDescription Global variable to record reset info
**/
VOID
EFIAPI
AcpiResetSystem (
IN EFI_RESET_TYPE ResetType,
IN EFI_STATUS ResetStatus,
IN UINTN DataSize,
IN CHAR16 *ResetData, OPTIONAL
IN EFI_ACPI_DESCRIPTION *AcpiDescription
)
{
EFI_STATUS Status;
switch (ResetType) {
case EfiResetWarm:
case EfiResetCold:
SystemReset (AcpiDescription);
break;
case EfiResetShutdown:
Status = SystemShutdown (AcpiDescription);
if (EFI_ERROR (Status)) {
SystemReset (AcpiDescription);
}
break;
default:
return ;
}
//
// Given we should have reset getting here would be bad
//
ASSERT (FALSE);
}
BOOLEAN
GetAcpiDescription (
IN EFI_ACPI_DESCRIPTION *AcpiDescription
)
{
EFI_HOB_GUID_TYPE *HobAcpiDescription;
//
// Get AcpiDescription Hob
//
HobAcpiDescription = GetFirstGuidHob (&gEfiAcpiDescriptionGuid);
if (HobAcpiDescription == NULL) {
return FALSE;
}
//
// Copy it to Runtime Memory
//
ASSERT (sizeof (EFI_ACPI_DESCRIPTION) == GET_GUID_HOB_DATA_SIZE (HobAcpiDescription));
CopyMem (AcpiDescription, GET_GUID_HOB_DATA (HobAcpiDescription), sizeof (EFI_ACPI_DESCRIPTION));
DEBUG ((EFI_D_ERROR, "ACPI Reset Base - %lx\n", AcpiDescription->RESET_REG.Address));
DEBUG ((EFI_D_ERROR, "ACPI Reset Value - %02x\n", (UINTN)AcpiDescription->RESET_VALUE));
DEBUG ((EFI_D_ERROR, "IAPC support - %x\n", (UINTN)(AcpiDescription->IAPC_BOOT_ARCH)));
return TRUE;
}

74
DuetPkg/AcpiResetDxe/Reset.h Normal file
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/*++ @file
Some definitions for reset.
Copyright (c) 2006 - 2010, 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.
--*/
#ifndef _ACPI_RESET_H
#define _ACPI_RESET_H
#include <PiDxe.h>
#include <Library/BaseLib.h>
#include <Library/IoLib.h>
#include <Library/PciLib.h>
#include <Library/HobLib.h>
#include <Library/DebugLib.h>
#include <Library/BaseMemoryLib.h>
#include <Library/UefiBootServicesTableLib.h>
#include <Protocol/Reset.h>
#include <Guid/AcpiDescription.h>
/**
Initialize the state information for the Reset Architectural Protocol.
@param[in] ImageHandle Image handle of the loaded driver
@param[in] SystemTable Pointer to the System Table
@retval EFI_SUCCESS Thread can be successfully created
@retval EFI_UNSUPPORTED Cannot find the info to reset system
**/
EFI_STATUS
EFIAPI
InitializeReset (
IN EFI_HANDLE ImageHandle,
IN EFI_SYSTEM_TABLE *SystemTable
)
;
/**
Reset the system.
@param[in] ResetType Warm or cold
@param[in] ResetStatus Possible cause of reset
@param[in] DataSize Size of ResetData in bytes
@param[in] ResetData Optional Unicode string
**/
VOID
EFIAPI
AcpiResetSystem (
IN EFI_RESET_TYPE ResetType,
IN EFI_STATUS ResetStatus,
IN UINTN DataSize,
IN CHAR16 *ResetData, OPTIONAL
IN EFI_ACPI_DESCRIPTION *AcpiDescription
)
;
BOOLEAN
GetAcpiDescription (
IN EFI_ACPI_DESCRIPTION *AcpiDescription
);
#endif

54
DuetPkg/AcpiResetDxe/Reset.inf Normal file
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#/** @file
# Component description file for AcpiResetDxe module.
#
# Copyright (c) 2006 - 2010, 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 = AcpiReset
FILE_GUID = 6F0198AA-1F1D-426D-AE3E-39AB633FCC28
MODULE_TYPE = DXE_RUNTIME_DRIVER
VERSION_STRING = 1.0
ENTRY_POINT = InitializeReset
[Packages]
MdePkg/MdePkg.dec
DuetPkg/DuetPkg.dec
[LibraryClasses]
DebugLib
UefiBootServicesTableLib
UefiDriverEntryPoint
IoLib
PciLib
HobLib
BaseLib
BaseMemoryLib
[Sources]
Reset.c
Reset.h
ResetEntry.c
[Protocols]
gEfiResetArchProtocolGuid
[Guids]
gEfiAcpiDescriptionGuid
[Depex]
TRUE
[BuildOptions]
MSFT:*_*_IA32_CC_FLAGS = /Od

88
DuetPkg/AcpiResetDxe/ResetEntry.c Normal file
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/*++ @file
Entrypoint of AcpiResetDxe driver.
Copyright (c) 2010, 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 "Reset.h"
EFI_ACPI_DESCRIPTION mAcpiDescription;
/**
Reset the system.
@param[in] ResetType Warm or cold
@param[in] ResetStatus Possible cause of reset
@param[in] DataSize Size of ResetData in bytes
@param[in] ResetData Optional Unicode string
**/
VOID
EFIAPI
EfiAcpiResetSystem (
IN EFI_RESET_TYPE ResetType,
IN EFI_STATUS ResetStatus,
IN UINTN DataSize,
IN CHAR16 *ResetData OPTIONAL
)
{
AcpiResetSystem (ResetType, ResetStatus, DataSize, ResetData, &mAcpiDescription);
}
/**
Initialize the state information for the Reset Architectural Protocol.
@param[in] ImageHandle Image handle of the loaded driver
@param[in] SystemTable Pointer to the System Table
@retval EFI_SUCCESS Thread can be successfully created
@retval EFI_UNSUPPORTED Cannot find the info to reset system
**/
EFI_STATUS
EFIAPI
InitializeReset (
IN EFI_HANDLE ImageHandle,
IN EFI_SYSTEM_TABLE *SystemTable
)
{
EFI_STATUS Status;
EFI_HANDLE Handle;
//
// Initialize AcpiDescription
//
if (!GetAcpiDescription (&mAcpiDescription)) {
return EFI_UNSUPPORTED;
}
//
// Make sure the Reset Architectural Protocol is not already installed in the system
//
ASSERT_PROTOCOL_ALREADY_INSTALLED (NULL, &gEfiResetArchProtocolGuid);
//
// Hook the runtime service table
//
SystemTable->RuntimeServices->ResetSystem = EfiAcpiResetSystem;
//
// Now install the Reset RT AP on a new handle
//
Handle = NULL;
Status = gBS->InstallMultipleProtocolInterfaces (
&Handle,
&gEfiResetArchProtocolGuid,
NULL,
NULL
);
ASSERT_EFI_ERROR (Status);
return Status;
}