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/** @file
*
* Copyright (c) 2015, Hisilicon Limited. All rights reserved.
* Copyright (c) 2015, Linaro Limited. 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 <Uefi.h>
#include <Library/DebugLib.h>
#include <Library/UefiBootServicesTableLib.h>
#include <Library/PlatformSysCtrlLib.h>
#include <Library/SerdesLib.h>
#include "Smmu.h"
SMMU_DEVICE mSpecialSmmu[] = {
{FixedPcdGet64 (PcdM3SmmuBaseAddress), 0},
{FixedPcdGet64 (PcdPcieSmmuBaseAddress), 0},
};
VOID
SpecialSmmuConfig (VOID)
{
UINTN Index;
for (Index = 0; Index < sizeof (mSpecialSmmu) / sizeof (mSpecialSmmu[0]); Index++) {
(VOID) SmmuConfigSwitch (&mSpecialSmmu[Index]);
}
}
VOID
SpecialSmmuEnable (VOID)
{
UINTN Index;
for (Index = 0; Index < sizeof (mSpecialSmmu) / sizeof (mSpecialSmmu[0]); Index++) {
(VOID) SmmuEnableTable (&mSpecialSmmu[Index]);
}
}
VOID
EFIAPI
ExitBootServicesEventSmmu (
IN EFI_EVENT Event,
IN VOID *Context
)
{
SmmuConfigForOS ();
SpecialSmmuEnable ();
DEBUG((EFI_D_ERROR,"SMMU ExitBootServicesEvent\n"));
}
EFI_STATUS
EFIAPI
IoInitDxeEntry (
IN EFI_HANDLE ImageHandle,
IN EFI_SYSTEM_TABLE *SystemTable)
{
EFI_STATUS Status;
EFI_EVENT Event = NULL;
(VOID) EfiSerdesInitWrap ();
SmmuConfigForBios ();
SpecialSmmuConfig ();
Status = gBS->CreateEvent (
EVT_SIGNAL_EXIT_BOOT_SERVICES,
TPL_CALLBACK,
ExitBootServicesEventSmmu,
NULL,
&Event
);
if (EFI_ERROR(Status))
{
DEBUG ((EFI_D_ERROR, "[%a:%d] - CreateEvent failed: %r\n", __FUNCTION__,
__LINE__, Status));
}
return Status;
}
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