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/*++
Copyright (c) 2004 - 2009, 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:
Reset.c
Abstract:
Reset Architectural Protocol as defined in Tiano under UNIX Emulation
--*/
#include "PiDxe.h"
#include "UnixDxe.h"
#include <Protocol/Reset.h>
#include <Library/BaseLib.h>
#include <Library/DebugLib.h>
#include <Library/UefiLib.h>
#include <Library/UefiDriverEntryPoint.h>
#include <Library/UnixLib.h>
#include <Library/MemoryAllocationLib.h>
#include <Library/UefiBootServicesTableLib.h>
EFI_STATUS
EFIAPI
InitializeUnixReset (
IN EFI_HANDLE ImageHandle,
IN EFI_SYSTEM_TABLE *SystemTable
);
VOID
EFIAPI
UnixResetSystem (
IN EFI_RESET_TYPE ResetType,
IN EFI_STATUS ResetStatus,
IN UINTN DataSize,
IN VOID *ResetData OPTIONAL
);
EFI_STATUS
EFIAPI
InitializeUnixReset (
IN EFI_HANDLE ImageHandle,
IN EFI_SYSTEM_TABLE *SystemTable
)
/*++
Routine Description:
Arguments:
ImageHandle of the loaded driver
Pointer to the System Table
Returns:
Status
--*/
// TODO: SystemTable - add argument and description to function comment
{
EFI_STATUS Status;
EFI_HANDLE Handle;
SystemTable->RuntimeServices->ResetSystem = UnixResetSystem;
Handle = NULL;
Status = gBS->InstallMultipleProtocolInterfaces (
&Handle,
&gEfiResetArchProtocolGuid,
NULL,
NULL
);
ASSERT_EFI_ERROR (Status);
return Status;
}
VOID
EFIAPI
UnixResetSystem (
IN EFI_RESET_TYPE ResetType,
IN EFI_STATUS ResetStatus,
IN UINTN DataSize,
IN VOID *ResetData OPTIONAL
)
/*++
Routine Description:
TODO: Add function description
Arguments:
ResetType - TODO: add argument description
ResetStatus - TODO: add argument description
DataSize - TODO: add argument description
ResetData - TODO: add argument description
Returns:
EFI_SUCCESS - TODO: Add description for return value
--*/
{
EFI_STATUS Status;
UINTN HandleCount;
EFI_HANDLE *HandleBuffer;
UINTN Index;
//
// Disconnect all
//
Status = gBS->LocateHandleBuffer (
AllHandles,
NULL,
NULL,
&HandleCount,
&HandleBuffer
);
if (!EFI_ERROR (Status)) {
for (Index = 0; Index < HandleCount; Index++) {
Status = gBS->DisconnectController (HandleBuffer[Index], NULL, NULL);
}
gBS->FreePool (HandleBuffer);
}
//
// Discard ResetType, always return 0 as exit code
//
gUnix->Exit (0);
//
// Should never go here
//
ASSERT (FALSE);
return;
}
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