/** @file
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*
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* Copyright (c) 2017, Hisilicon Limited. All rights reserved.
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* Copyright (c) 2017, Linaro Limited. All rights reserved.
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*
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* SPDX-License-Identifier: BSD-2-Clause-Patent
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*
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**/
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#include <PiDxe.h>
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#include <Uefi.h>
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#include <Library/BaseLib.h>
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#include <Library/BaseMemoryLib.h>
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#include <Library/DebugLib.h>
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#include <Library/MemoryAllocationLib.h>
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#include <Library/UefiBootServicesTableLib.h>
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#include <Library/UefiDriverEntryPoint.h>
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#include <Library/UefiLib.h>
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#include <Protocol/HisiPlatformSasProtocol.h>
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#define SAS0BusAddr 0xc3000000
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#define SAS1BusAddr 0xa2000000
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#define SAS2BusAddr 0xa3000000
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#define SAS0ResetAddr 0xc0000000
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#define SAS1ResetAddr 0xa0000000
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#define SAS2ResetAddr 0xa0000000
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typedef struct {
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UINTN Signature;
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EFI_HANDLE Handle;
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HISI_PLATFORM_SAS_PROTOCOL SasPlatformProtocol;
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} SAS_PLATFORM_INSTANCE;
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STATIC HISI_PLATFORM_SAS_PROTOCOL mSasPlatformProtocol[] = {
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{
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0,
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FALSE,
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SAS0BusAddr,
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SAS0ResetAddr
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},
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{
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1,
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TRUE,
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SAS1BusAddr,
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SAS1ResetAddr
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},
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{
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2,
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FALSE,
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SAS2BusAddr,
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SAS2ResetAddr
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}
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};
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EFI_STATUS
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EFIAPI
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SasPlatformInitialize (
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IN EFI_HANDLE ImageHandle,
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IN EFI_SYSTEM_TABLE *SystemTable
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)
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{
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UINTN Loop;
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SAS_PLATFORM_INSTANCE *PrivateData;
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EFI_STATUS Status;
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for (Loop = 0; Loop < ARRAY_SIZE (mSasPlatformProtocol); Loop++) {
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if (mSasPlatformProtocol[Loop].Enable != TRUE) {
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continue;
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}
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PrivateData = AllocateZeroPool (sizeof(SAS_PLATFORM_INSTANCE));
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if (PrivateData == NULL) {
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return EFI_OUT_OF_RESOURCES;
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}
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PrivateData->SasPlatformProtocol = mSasPlatformProtocol[Loop];
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Status = gBS->InstallMultipleProtocolInterfaces (
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&PrivateData->Handle,
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&gHisiPlatformSasProtocolGuid,
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&PrivateData->SasPlatformProtocol,
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NULL
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);
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if (EFI_ERROR (Status)) {
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FreePool (PrivateData);
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DEBUG ((DEBUG_ERROR,
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"[%a]:[%dL] InstallProtocolInterface fail. %r\n",
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__FUNCTION__,
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__LINE__,
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Status));
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continue;
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}
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}
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DEBUG ((DEBUG_INFO, "sas platform init driver Ok!!!\n"));
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return EFI_SUCCESS;
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}
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