From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from huawei.com (huawei.com [45.249.212.32]) by mx.groups.io with SMTP id smtpd.web12.7174.1591709409488388464 for ; Tue, 09 Jun 2020 06:30:10 -0700 Authentication-Results: mx.groups.io; dkim=missing; spf=pass (domain: huawei.com, ip: 45.249.212.32, mailfrom: huangming23@huawei.com) Received: from DGGEMS411-HUB.china.huawei.com (unknown [172.30.72.60]) by Forcepoint Email with ESMTP id 100E211DCD10348D6565; Tue, 9 Jun 2020 21:30:03 +0800 (CST) Received: from HGH1000039998.huawei.com (10.184.68.188) by DGGEMS411-HUB.china.huawei.com (10.3.19.211) with Microsoft SMTP Server id 14.3.487.0; Tue, 9 Jun 2020 21:29:53 +0800 From: "Ming Huang" To: , , CC: , , , , , , Subject: [PATCH edk2-platforms v3 4/4] Silicon/Hisilicon: Rename EthMac files Date: Tue, 9 Jun 2020 21:27:25 +0800 Message-ID: <1591709245-44527-5-git-send-email-huangming23@huawei.com> X-Mailer: git-send-email 2.8.1 In-Reply-To: <1591709245-44527-1-git-send-email-huangming23@huawei.com> References: <1591709245-44527-1-git-send-email-huangming23@huawei.com> MIME-Version: 1.0 X-Originating-IP: [10.184.68.188] X-CFilter-Loop: Reflected Content-Type: text/plain As not only update mac address feature in EthMac files, so rename them to UpdateDsdt. Signed-off-by: Ming Huang --- Silicon/Hisilicon/Drivers/AcpiPlatformDxe/AcpiPlatform.c | 2 +- Silicon/Hisilicon/Drivers/AcpiPlatformDxe/AcpiPlatformDxe.inf | 2 +- Silicon/Hisilicon/Drivers/AcpiPlatformDxe/EthMac.c | 656 -------------------- Silicon/Hisilicon/Drivers/AcpiPlatformDxe/EthMac.h | 16 - Silicon/Hisilicon/Drivers/AcpiPlatformDxe/UpdateDsdt.c | 656 ++++++++++++++++++++ Silicon/Hisilicon/Drivers/AcpiPlatformDxe/UpdateDsdt.h | 16 + 6 files changed, 674 insertions(+), 674 deletions(-) diff --git a/Silicon/Hisilicon/Drivers/AcpiPlatformDxe/AcpiPlatform.c b/Silicon/Hisilicon/Drivers/AcpiPlatformDxe/AcpiPlatform.c index 9cdf710..34a1dc9 100644 --- a/Silicon/Hisilicon/Drivers/AcpiPlatformDxe/AcpiPlatform.c +++ b/Silicon/Hisilicon/Drivers/AcpiPlatformDxe/AcpiPlatform.c @@ -21,7 +21,7 @@ #include #include #include -#include "EthMac.h" +#include "UpdateDsdt.h" EFI_EVENT mUpdateAcpiDsdtTableEvent; diff --git a/Silicon/Hisilicon/Drivers/AcpiPlatformDxe/AcpiPlatformDxe.inf b/Silicon/Hisilicon/Drivers/AcpiPlatformDxe/AcpiPlatformDxe.inf index 856309a..efb7ff3 100644 --- a/Silicon/Hisilicon/Drivers/AcpiPlatformDxe/AcpiPlatformDxe.inf +++ b/Silicon/Hisilicon/Drivers/AcpiPlatformDxe/AcpiPlatformDxe.inf @@ -18,7 +18,7 @@ [Sources] AcpiPlatform.c - EthMac.c + UpdateDsdt.c [Packages] MdePkg/MdePkg.dec diff --git a/Silicon/Hisilicon/Drivers/AcpiPlatformDxe/EthMac.c b/Silicon/Hisilicon/Drivers/AcpiPlatformDxe/EthMac.c deleted file mode 100644 index 841c94e..0000000 --- a/Silicon/Hisilicon/Drivers/AcpiPlatformDxe/EthMac.c +++ /dev/null @@ -1,656 +0,0 @@ -/** @file - - Copyright (c) 2014, Applied Micro Curcuit Corporation. All rights reserved.
- Copyright (c) 2015 - 2020, Hisilicon Limited. All rights reserved.
- Copyright (c) 2015, Linaro Limited. All rights reserved.
- SPDX-License-Identifier: BSD-2-Clause-Patent - - This driver is called to initialize the FW part of the PHY in preparation - for the OS. - -**/ - -#include -#include -#include -#include - -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include - -#include -#include - -// Turn on debug message by enabling below define -//#define ACPI_DEBUG - -#ifdef ACPI_DEBUG -#define DBG(arg...) DEBUG((EFI_D_ERROR,## arg)) -#else -#define DBG(arg...) -#endif - -#define EFI_ACPI_MAX_NUM_TABLES 20 -#define DSDT_SIGNATURE 0x54445344 - -#define ACPI_ETH_MAC_KEY "local-mac-address" -#define ACPI_ETH_SAS_KEY "sas-addr" - -#define PREFIX_VARIABLE_NAME L"MAC" -#define PREFIX_VARIABLE_NAME_COMPAT L"RGMII_MAC" -#define ADDRESS_MAX_LEN 30 - -CHAR8 *mHisiAcpiDevId[] = {"HISI00C1","HISI00C2","HISI0162"}; - -typedef enum { - DsdtDeviceUnknown, - DsdtDeviceLan, - DsdtDeviceSas -} DSDT_DEVICE_TYPE; - -STATIC -EFI_STATUS -GetEnvMac( - IN UINTN MacNextID, - IN OUT UINT8 *MacBuffer - ) -{ - EFI_MAC_ADDRESS Mac; - EFI_STATUS Status; - HISI_BOARD_NIC_PROTOCOL *OemNic = NULL; - - Status = gBS->LocateProtocol(&gHisiBoardNicProtocolGuid, NULL, (VOID **)&OemNic); - if(EFI_ERROR(Status)) - { - DEBUG((EFI_D_ERROR, "[%a]:[%dL] LocateProtocol failed %r\n", __FUNCTION__, __LINE__, Status)); - return Status; - } - - Status = OemNic->GetMac(&Mac, MacNextID); - if(EFI_ERROR(Status)) - { - DEBUG((EFI_D_ERROR, "[%a]:[%dL] GetMac failed %r\n", __FUNCTION__, __LINE__, Status)); - return Status; - } - - CopyMem (MacBuffer, &Mac, 6); - DEBUG((EFI_D_ERROR, "Port %d MAC %02x:%02x:%02x:%02x:%02x:%02x\n", - MacNextID, - MacBuffer[0], - MacBuffer[1], - MacBuffer[2], - MacBuffer[3], - MacBuffer[4], - MacBuffer[5] - )); - - return EFI_SUCCESS; -} - -STATIC -EFI_STATUS -GetSasAddress ( - IN UINT8 Index, - IN OUT UINT8 *SasAddrBuffer - ) -{ - EFI_STATUS Status; - HISI_SAS_CONFIG_PROTOCOL *HisiSasConf; - - if (SasAddrBuffer == NULL) { - return EFI_INVALID_PARAMETER; - } - - Status = gBS->LocateProtocol (&gHisiSasConfigProtocolGuid, NULL, (VOID **)&HisiSasConf); - if (EFI_ERROR (Status)) { - DEBUG ((DEBUG_ERROR, "Locate Sas Config Protocol failed %r\n", Status)); - SasAddrBuffer[0] = 0x50; - SasAddrBuffer[1] = 0x01; - SasAddrBuffer[2] = 0x88; - SasAddrBuffer[3] = 0x20; - SasAddrBuffer[4] = 0x16; - SasAddrBuffer[5] = 0x00; - SasAddrBuffer[6] = 0x00; - SasAddrBuffer[7] = Index; - return Status; - } - - return HisiSasConf->GetAddr (Index, SasAddrBuffer); -} - -STATIC -EFI_STATUS -UpdateAddressInOption ( - IN EFI_ACPI_SDT_PROTOCOL *AcpiTableProtocol, - IN EFI_ACPI_HANDLE ChildHandle, - IN UINTN DevNextID, - IN DSDT_DEVICE_TYPE FoundDev - ) -{ - EFI_STATUS Status; - EFI_ACPI_DATA_TYPE DataType; - CONST VOID *Buffer; - UINTN DataSize; - UINTN Count; - EFI_ACPI_HANDLE CurrentHandle; - UINT8 *AddressBuffer; - UINT8 AddressByte; - - AddressByte = 0; - AddressBuffer = AllocateZeroPool (ADDRESS_MAX_LEN); - if (AddressBuffer == NULL) { - DEBUG ((DEBUG_ERROR, "%a:%d AllocateZeroPool failed\n", __FILE__, __LINE__)); - return EFI_OUT_OF_RESOURCES; - } - - switch (FoundDev) { - case DsdtDeviceLan: - //Update the MAC - Status = GetEnvMac (DevNextID, AddressBuffer); - AddressByte = 6; - break; - case DsdtDeviceSas: - //Update SAS Address. - Status = GetSasAddress (DevNextID, AddressBuffer); - AddressByte = 8; - break; - default: - Status = EFI_INVALID_PARAMETER; - } - if (EFI_ERROR (Status)) { - FreePool (AddressBuffer); - return Status; - } - - for (Count = 0; Count < AddressByte; Count++) { - Status = AcpiTableProtocol->GetOption (CurrentHandle, 1, &DataType, &Buffer, &DataSize); - if (EFI_ERROR (Status)) { - break; - } - - if (DataType != EFI_ACPI_DATA_TYPE_UINT) - break; - - // only need one byte. - // FIXME: Assume the CPU is little endian - Status = AcpiTableProtocol->SetOption ( - CurrentHandle, - 1, - AddressBuffer + Count, - sizeof(UINT8)); - if (EFI_ERROR (Status)) { - break; - } - - Status = AcpiTableProtocol->GetChild (ChildHandle, &CurrentHandle); - if (EFI_ERROR (Status) || CurrentHandle == NULL) { - break; - } - } - - FreePool (AddressBuffer); - return Status; -} - -STATIC -EFI_STATUS -UpdateAddressInPackage ( - IN EFI_ACPI_SDT_PROTOCOL *AcpiTableProtocol, - IN EFI_ACPI_HANDLE ChildHandle, - IN UINTN Level, - IN OUT BOOLEAN *Found, - IN UINTN DevNextID, - IN DSDT_DEVICE_TYPE FoundDev - ) -{ - // ASL template for ethernet driver: -/* - * Name (_DSD, Package () { - * ToUUID("daffd814-6eba-4d8c-8a91-bc9bbf4aa301"), - * Package () { - * Package (2) {"mac-address", Package (6) { 00, 11, 22, 33, 44, 55 }} - * Package (2) {"phy-channel", 0}, - * Package (2) {"phy-mode", "rgmii"}, - * Package (2) {"max-transfer-unit", 0x5dc}, // MTU of 1500 - * Package (2) {"max-speed", 0x3e8}, // 1000 Mbps - * } - * }) - */ - EFI_STATUS Status; - EFI_ACPI_DATA_TYPE DataType; - CONST UINT8 *Data; - CONST VOID *Buffer; - UINTN DataSize; - EFI_ACPI_HANDLE CurrentHandle; - EFI_ACPI_HANDLE NextHandle; - EFI_ACPI_HANDLE Level1Handle; - - DBG("In Level:%d\n", Level); - Level1Handle = NULL; - Status = EFI_SUCCESS; - for (CurrentHandle = NULL; ;) { - Status = AcpiTableProtocol->GetChild(ChildHandle, &CurrentHandle); - if (Level == 1) { - Level1Handle = CurrentHandle; - } - if (Level != 3 && (EFI_ERROR(Status) || CurrentHandle == NULL)) - break; - - Status = AcpiTableProtocol->GetOption(CurrentHandle, 0, &DataType, &Buffer, &DataSize); - Data = Buffer; - DBG("_DSD Child Subnode Store Op Code 0x%02X 0x%02X %02X\n", - DataSize, Data[0], DataSize > 1 ? Data[1] : 0); - - if (Level < 2 && Data[0] != AML_PACKAGE_OP) - continue; - - if (Level == 2 && Data[0] == AML_STRING_PREFIX) { - Status = AcpiTableProtocol->GetOption(CurrentHandle, 1, &DataType, &Buffer, &DataSize); - if (EFI_ERROR(Status)) - break; - - DBG(" _DSD Child Subnode Store Op Code 0x%02X 0x%02X %02X\n", - DataSize, Data[0], DataSize > 1 ? Data[1] : 0); - - Data = Buffer; - if ((DataType != EFI_ACPI_DATA_TYPE_STRING) || - ((AsciiStrCmp ((CHAR8 *) Data, ACPI_ETH_MAC_KEY) != 0) && - (AsciiStrCmp ((CHAR8 *) Data, ACPI_ETH_SAS_KEY) != 0))) { - ChildHandle = Level1Handle; - continue; - } - - DBG("_DSD Key Type %d. Found address key\n", DataType); - - // - // We found the node. - // - *Found = TRUE; - continue; - } - - if (Level == 3 && *Found) { - Status = UpdateAddressInOption (AcpiTableProtocol, ChildHandle, DevNextID, FoundDev); - break; - } - - if (Level > 3) - break; - - //Search next package - AcpiTableProtocol->Open((VOID *) Buffer, &NextHandle); - Status = UpdateAddressInPackage ( - AcpiTableProtocol, - NextHandle, - Level + 1, - Found, - DevNextID, - FoundDev); - AcpiTableProtocol->Close(NextHandle); - if (!EFI_ERROR(Status)) - break; - } - - return Status; -} - -STATIC -EFI_STATUS -SearchReplacePackageAddress ( - IN EFI_ACPI_SDT_PROTOCOL *AcpiTableProtocol, - IN EFI_ACPI_HANDLE ChildHandle, - IN UINTN DevNextID, - IN DSDT_DEVICE_TYPE FoundDev - ) -{ - BOOLEAN Found = FALSE; - UINTN Level = 0; - - return UpdateAddressInPackage (AcpiTableProtocol, ChildHandle, Level, - &Found, DevNextID, FoundDev); -} - -EFI_STATUS -GetDeviceInfo ( - EFI_ACPI_SDT_PROTOCOL *AcpiTableProtocol, - EFI_ACPI_HANDLE ChildHandle, - UINTN *DevID, - DSDT_DEVICE_TYPE *FoundDev - ) -{ - EFI_STATUS Status; - EFI_ACPI_DATA_TYPE DataType; - CHAR8 Data[5]; - CONST VOID *Buffer; - UINTN DataSize; - - // Get NameString - Status = AcpiTableProtocol->GetOption (ChildHandle, 1, &DataType, &Buffer, &DataSize); - if (EFI_ERROR (Status)) { - DEBUG ((EFI_D_ERROR, "[%a:%d] Get NameString failed: %r\n", __FUNCTION__, __LINE__, Status)); - return Status; - } - - CopyMem (Data, Buffer, 4); - DBG("Size %p Data %02x %02x %02x %02x\n", DataSize, Data[0], Data[1], Data[2], Data[3]); - - Data[4] = '\0'; - if ((DataSize != 4) || - (Data[3] > '9' || Data[3] < '0')) { - DEBUG ((DEBUG_ERROR, "The NameString %a is not ETHn or SASn\n", Data)); - return EFI_INVALID_PARAMETER; - } - - if (AsciiStrnCmp ("ETH", Data, 3) == 0) { - *FoundDev = DsdtDeviceLan; - } else if (AsciiStrnCmp ("SAS", Data, 3) == 0) { - *FoundDev = DsdtDeviceSas; - } else { - DEBUG ((DEBUG_ERROR, "[%a:%d] The NameString %a is not ETHn or SASn\n", - __FUNCTION__, __LINE__, Data)); - return EFI_INVALID_PARAMETER; - } - - *DevID = Data[3] - '0'; - return EFI_SUCCESS; -} - -EFI_STATUS ProcessDSDTDevice ( - EFI_ACPI_SDT_PROTOCOL *AcpiTableProtocol, - EFI_ACPI_HANDLE ChildHandle) -{ - EFI_STATUS Status; - EFI_ACPI_DATA_TYPE DataType; - CONST UINT8 *Data; - CONST VOID *Buffer; - UINTN DataSize; - EFI_ACPI_HANDLE DevHandle; - DSDT_DEVICE_TYPE FoundDev = DsdtDeviceUnknown; - UINTN DevNextID; - BOOLEAN HisiAcpiDevNotFound; - UINTN Index; - - Status = AcpiTableProtocol->GetOption(ChildHandle, 0, &DataType, &Buffer, &DataSize); - if (EFI_ERROR(Status)) - return EFI_SUCCESS; - - Data = Buffer; - // - // Skip all non-device type - // - if (DataSize != 2 || Data[0] != AML_EXT_OP || Data[1] != AML_EXT_DEVICE_OP) - return EFI_SUCCESS; - - // - // Walk the device type node - // - for (DevHandle = NULL; ; ) { - Status = AcpiTableProtocol->GetChild(ChildHandle, &DevHandle); - if (EFI_ERROR(Status) || DevHandle == NULL) - break; - - // - // Search for _HID with Device ID - // - Status = AcpiTableProtocol->GetOption(DevHandle, 0, &DataType, &Buffer, &DataSize); - if (EFI_ERROR(Status)) - break; - - Data = Buffer; - DBG("Data Type 0x%02X %02X\n", Data[0], DataSize > 1 ? Data[1] : 0); - if (DataSize == 1 && Data[0] == AML_NAME_OP) { - Status = AcpiTableProtocol->GetOption(DevHandle, 1, &DataType, &Buffer, &DataSize); - if (EFI_ERROR(Status)) - break; - - Data = Buffer; - if (DataType == EFI_ACPI_DATA_TYPE_NAME_STRING) { - if (AsciiStrnCmp((CHAR8 *) Data, "_HID", 4) == 0) { - EFI_ACPI_HANDLE ValueHandle; - - Status = AcpiTableProtocol->GetOption(DevHandle, 2, &DataType, &Buffer, &DataSize); - if (EFI_ERROR(Status)) - break; - - if (DataType != EFI_ACPI_DATA_TYPE_CHILD) - continue; - - AcpiTableProtocol->Open((VOID *) Buffer, &ValueHandle); - Status = AcpiTableProtocol->GetOption(ValueHandle, 1, &DataType, &Buffer, &DataSize); - - Data = Buffer; - DBG("[%a:%d] - _HID = %a\n", __FUNCTION__, __LINE__, Data); - - if (EFI_ERROR(Status) || - DataType != EFI_ACPI_DATA_TYPE_STRING) { - AcpiTableProtocol->Close (ValueHandle); - FoundDev = DsdtDeviceUnknown; - continue; - } - - HisiAcpiDevNotFound = TRUE; - for (Index = 0; Index < ARRAY_SIZE (mHisiAcpiDevId); Index++) { - if (AsciiStrCmp ((CHAR8 *)Data, mHisiAcpiDevId[Index]) == 0) { - HisiAcpiDevNotFound = FALSE; - break; - } - } - if (HisiAcpiDevNotFound) { - AcpiTableProtocol->Close (ValueHandle); - FoundDev = DsdtDeviceUnknown; - continue; - } - - DBG("Found device\n"); - AcpiTableProtocol->Close(ValueHandle); - Status = GetDeviceInfo (AcpiTableProtocol, ChildHandle, &DevNextID, &FoundDev); - if (EFI_ERROR (Status)) { - continue; - } - } else if ((FoundDev != DsdtDeviceUnknown) && AsciiStrnCmp((CHAR8 *) Data, "_DSD", 4) == 0) { - // - // Patch DSD data - // - EFI_ACPI_HANDLE PkgHandle; - Status = AcpiTableProtocol->GetOption(DevHandle, 2, &DataType, &Buffer, &DataSize); - if (EFI_ERROR(Status)) - break; - - if (DataType != EFI_ACPI_DATA_TYPE_CHILD) - continue; - - // - // Open package data - // - AcpiTableProtocol->Open((VOID *) Buffer, &PkgHandle); - Status = AcpiTableProtocol->GetOption(PkgHandle, 0, &DataType, &Buffer, &DataSize); - - Data = Buffer; - DBG("_DSD Subnode Store Op Code 0x%02X %02X\n", - Data[0], DataSize > 1 ? Data[1] : 0); - - // - // Walk the _DSD node - // - if (DataSize == 1 && Data[0] == AML_PACKAGE_OP) { - Status = SearchReplacePackageAddress (AcpiTableProtocol, PkgHandle, DevNextID, FoundDev); - } - - AcpiTableProtocol->Close(PkgHandle); - } else if (AsciiStrnCmp ((CHAR8 *) Data, "_ADR", 4) == 0) { - Status = AcpiTableProtocol->GetOption (DevHandle, 2, &DataType, &Buffer, &DataSize); - if (EFI_ERROR (Status)) { - break; - } - - if (DataType != EFI_ACPI_DATA_TYPE_CHILD) { - continue; - } - - Status = GetDeviceInfo (AcpiTableProtocol, ChildHandle, &DevNextID, &FoundDev); - - if (EFI_ERROR (Status)) { - continue; - } - } - } - } else if ((DataSize == 2) && (Data[0] == AML_EXT_OP) && (Data[1] == AML_EXT_DEVICE_OP)) { - ProcessDSDTDevice (AcpiTableProtocol, DevHandle); - } - } - - return EFI_SUCCESS; -} - - -BOOLEAN -IsSbScope ( - EFI_ACPI_SDT_PROTOCOL *AcpiTableProtocol, - EFI_ACPI_HANDLE ChildHandle - ) -{ - EFI_STATUS Status; - EFI_ACPI_DATA_TYPE DataType; - CONST UINT8 *Data; - CONST VOID *Buffer; - UINTN DataSize; - - Status = AcpiTableProtocol->GetOption (ChildHandle, 0, &DataType, &Buffer, &DataSize); - if (EFI_ERROR(Status)) return FALSE; - - Data = Buffer; - if (DataSize != 1 || Data[0] != AML_SCOPE_OP) { - return FALSE; - } - - return TRUE; -} - -EFI_STATUS ProcessDSDTChild( - EFI_ACPI_SDT_PROTOCOL *AcpiTableProtocol, - EFI_ACPI_HANDLE ChildHandle) -{ - EFI_STATUS Status; - EFI_ACPI_HANDLE DevHandle; - - // Check Scope(_SB) at first - if (!IsSbScope (AcpiTableProtocol, ChildHandle)) { - return ProcessDSDTDevice (AcpiTableProtocol, ChildHandle); - } - - for (DevHandle = NULL; ; ) { - Status = AcpiTableProtocol->GetChild (ChildHandle, &DevHandle); - if (EFI_ERROR(Status) || DevHandle == NULL) { - break; - } - - ProcessDSDTDevice (AcpiTableProtocol, DevHandle); - } - - return EFI_SUCCESS; -} - -static EFI_STATUS ProcessDSDT( - EFI_ACPI_SDT_PROTOCOL *AcpiTableProtocol, - EFI_ACPI_HANDLE TableHandle) -{ - EFI_STATUS Status; - EFI_ACPI_HANDLE ChildHandle; - // - // Parse table for device type - DBG ("[%a:%d] - TableHandle=%p\n", __FUNCTION__, __LINE__, TableHandle); - for (ChildHandle = NULL; ; ) { - Status = AcpiTableProtocol->GetChild(TableHandle, &ChildHandle); - DBG ("[%a:%d] - Child=%p, %r\n", __FUNCTION__, __LINE__, ChildHandle, Status); - if (EFI_ERROR(Status)) - break; - if (ChildHandle == NULL) - break; - - ProcessDSDTChild(AcpiTableProtocol, ChildHandle); - } - - return EFI_SUCCESS; -} - -STATIC -VOID -AcpiCheckSum ( - IN OUT EFI_ACPI_SDT_HEADER *Table - ) -{ - UINTN ChecksumOffset; - UINT8 *Buffer; - - ChecksumOffset = OFFSET_OF (EFI_ACPI_DESCRIPTION_HEADER, Checksum); - Buffer = (UINT8 *)Table; - - // - // set checksum to 0 first - // - Buffer[ChecksumOffset] = 0; - - // - // Update checksum value - // - Buffer[ChecksumOffset] = CalculateCheckSum8 (Buffer, Table->Length); -} - -EFI_STATUS -UpdateAcpiDsdtTable ( - VOID - ) -{ - EFI_STATUS Status; - EFI_ACPI_SDT_PROTOCOL *AcpiTableProtocol; - EFI_ACPI_SDT_HEADER *Table; - EFI_ACPI_TABLE_VERSION TableVersion; - UINTN TableKey; - EFI_ACPI_HANDLE TableHandle; - UINTN i; - - DEBUG ((EFI_D_ERROR, "Updating Ethernet MAC in ACPI DSDT...\n")); - - // - // Find the AcpiTable protocol - Status = gBS->LocateProtocol(&gEfiAcpiSdtProtocolGuid, NULL, (VOID**) &AcpiTableProtocol); - if (EFI_ERROR(Status)) { - DBG("Unable to locate ACPI table protocol\n"); - return EFI_SUCCESS; - } - - // - // Search for DSDT Table - for (i = 0; i < EFI_ACPI_MAX_NUM_TABLES; i++) { - Status = AcpiTableProtocol->GetAcpiTable(i, &Table, &TableVersion, &TableKey); - if (EFI_ERROR(Status)) - break; - if (Table->Signature != DSDT_SIGNATURE) - continue; - - Status = AcpiTableProtocol->OpenSdt(TableKey, &TableHandle); - if (EFI_ERROR(Status)) - break; - - ProcessDSDT(AcpiTableProtocol, TableHandle); - - AcpiTableProtocol->Close(TableHandle); - AcpiCheckSum (Table); - } - - return EFI_SUCCESS; -} diff --git a/Silicon/Hisilicon/Drivers/AcpiPlatformDxe/EthMac.h b/Silicon/Hisilicon/Drivers/AcpiPlatformDxe/EthMac.h deleted file mode 100644 index a7e1eed..0000000 --- a/Silicon/Hisilicon/Drivers/AcpiPlatformDxe/EthMac.h +++ /dev/null @@ -1,16 +0,0 @@ -/* - * - * Copyright (c) 2014, Applied Micro Circuits Corporation - * Copyright (c) 2015, Hisilicon Limited. All rights reserved. - * Copyright (c) 2015, Linaro Limited. All rights reserved. - * Author: Loc Ho - * - * SPDX-License-Identifier: BSD-2-Clause-Patent - */ -#ifndef _ETH_MAC_H_ -#define _ETH_MAC_H_ - -EFI_STATUS UpdateAcpiDsdtTable (VOID); - -#endif - diff --git a/Silicon/Hisilicon/Drivers/AcpiPlatformDxe/UpdateDsdt.c b/Silicon/Hisilicon/Drivers/AcpiPlatformDxe/UpdateDsdt.c new file mode 100644 index 0000000..841c94e --- /dev/null +++ b/Silicon/Hisilicon/Drivers/AcpiPlatformDxe/UpdateDsdt.c @@ -0,0 +1,656 @@ +/** @file + + Copyright (c) 2014, Applied Micro Curcuit Corporation. All rights reserved.
+ Copyright (c) 2015 - 2020, Hisilicon Limited. All rights reserved.
+ Copyright (c) 2015, Linaro Limited. All rights reserved.
+ SPDX-License-Identifier: BSD-2-Clause-Patent + + This driver is called to initialize the FW part of the PHY in preparation + for the OS. + +**/ + +#include +#include +#include +#include + +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include + +#include +#include + +// Turn on debug message by enabling below define +//#define ACPI_DEBUG + +#ifdef ACPI_DEBUG +#define DBG(arg...) DEBUG((EFI_D_ERROR,## arg)) +#else +#define DBG(arg...) +#endif + +#define EFI_ACPI_MAX_NUM_TABLES 20 +#define DSDT_SIGNATURE 0x54445344 + +#define ACPI_ETH_MAC_KEY "local-mac-address" +#define ACPI_ETH_SAS_KEY "sas-addr" + +#define PREFIX_VARIABLE_NAME L"MAC" +#define PREFIX_VARIABLE_NAME_COMPAT L"RGMII_MAC" +#define ADDRESS_MAX_LEN 30 + +CHAR8 *mHisiAcpiDevId[] = {"HISI00C1","HISI00C2","HISI0162"}; + +typedef enum { + DsdtDeviceUnknown, + DsdtDeviceLan, + DsdtDeviceSas +} DSDT_DEVICE_TYPE; + +STATIC +EFI_STATUS +GetEnvMac( + IN UINTN MacNextID, + IN OUT UINT8 *MacBuffer + ) +{ + EFI_MAC_ADDRESS Mac; + EFI_STATUS Status; + HISI_BOARD_NIC_PROTOCOL *OemNic = NULL; + + Status = gBS->LocateProtocol(&gHisiBoardNicProtocolGuid, NULL, (VOID **)&OemNic); + if(EFI_ERROR(Status)) + { + DEBUG((EFI_D_ERROR, "[%a]:[%dL] LocateProtocol failed %r\n", __FUNCTION__, __LINE__, Status)); + return Status; + } + + Status = OemNic->GetMac(&Mac, MacNextID); + if(EFI_ERROR(Status)) + { + DEBUG((EFI_D_ERROR, "[%a]:[%dL] GetMac failed %r\n", __FUNCTION__, __LINE__, Status)); + return Status; + } + + CopyMem (MacBuffer, &Mac, 6); + DEBUG((EFI_D_ERROR, "Port %d MAC %02x:%02x:%02x:%02x:%02x:%02x\n", + MacNextID, + MacBuffer[0], + MacBuffer[1], + MacBuffer[2], + MacBuffer[3], + MacBuffer[4], + MacBuffer[5] + )); + + return EFI_SUCCESS; +} + +STATIC +EFI_STATUS +GetSasAddress ( + IN UINT8 Index, + IN OUT UINT8 *SasAddrBuffer + ) +{ + EFI_STATUS Status; + HISI_SAS_CONFIG_PROTOCOL *HisiSasConf; + + if (SasAddrBuffer == NULL) { + return EFI_INVALID_PARAMETER; + } + + Status = gBS->LocateProtocol (&gHisiSasConfigProtocolGuid, NULL, (VOID **)&HisiSasConf); + if (EFI_ERROR (Status)) { + DEBUG ((DEBUG_ERROR, "Locate Sas Config Protocol failed %r\n", Status)); + SasAddrBuffer[0] = 0x50; + SasAddrBuffer[1] = 0x01; + SasAddrBuffer[2] = 0x88; + SasAddrBuffer[3] = 0x20; + SasAddrBuffer[4] = 0x16; + SasAddrBuffer[5] = 0x00; + SasAddrBuffer[6] = 0x00; + SasAddrBuffer[7] = Index; + return Status; + } + + return HisiSasConf->GetAddr (Index, SasAddrBuffer); +} + +STATIC +EFI_STATUS +UpdateAddressInOption ( + IN EFI_ACPI_SDT_PROTOCOL *AcpiTableProtocol, + IN EFI_ACPI_HANDLE ChildHandle, + IN UINTN DevNextID, + IN DSDT_DEVICE_TYPE FoundDev + ) +{ + EFI_STATUS Status; + EFI_ACPI_DATA_TYPE DataType; + CONST VOID *Buffer; + UINTN DataSize; + UINTN Count; + EFI_ACPI_HANDLE CurrentHandle; + UINT8 *AddressBuffer; + UINT8 AddressByte; + + AddressByte = 0; + AddressBuffer = AllocateZeroPool (ADDRESS_MAX_LEN); + if (AddressBuffer == NULL) { + DEBUG ((DEBUG_ERROR, "%a:%d AllocateZeroPool failed\n", __FILE__, __LINE__)); + return EFI_OUT_OF_RESOURCES; + } + + switch (FoundDev) { + case DsdtDeviceLan: + //Update the MAC + Status = GetEnvMac (DevNextID, AddressBuffer); + AddressByte = 6; + break; + case DsdtDeviceSas: + //Update SAS Address. + Status = GetSasAddress (DevNextID, AddressBuffer); + AddressByte = 8; + break; + default: + Status = EFI_INVALID_PARAMETER; + } + if (EFI_ERROR (Status)) { + FreePool (AddressBuffer); + return Status; + } + + for (Count = 0; Count < AddressByte; Count++) { + Status = AcpiTableProtocol->GetOption (CurrentHandle, 1, &DataType, &Buffer, &DataSize); + if (EFI_ERROR (Status)) { + break; + } + + if (DataType != EFI_ACPI_DATA_TYPE_UINT) + break; + + // only need one byte. + // FIXME: Assume the CPU is little endian + Status = AcpiTableProtocol->SetOption ( + CurrentHandle, + 1, + AddressBuffer + Count, + sizeof(UINT8)); + if (EFI_ERROR (Status)) { + break; + } + + Status = AcpiTableProtocol->GetChild (ChildHandle, &CurrentHandle); + if (EFI_ERROR (Status) || CurrentHandle == NULL) { + break; + } + } + + FreePool (AddressBuffer); + return Status; +} + +STATIC +EFI_STATUS +UpdateAddressInPackage ( + IN EFI_ACPI_SDT_PROTOCOL *AcpiTableProtocol, + IN EFI_ACPI_HANDLE ChildHandle, + IN UINTN Level, + IN OUT BOOLEAN *Found, + IN UINTN DevNextID, + IN DSDT_DEVICE_TYPE FoundDev + ) +{ + // ASL template for ethernet driver: +/* + * Name (_DSD, Package () { + * ToUUID("daffd814-6eba-4d8c-8a91-bc9bbf4aa301"), + * Package () { + * Package (2) {"mac-address", Package (6) { 00, 11, 22, 33, 44, 55 }} + * Package (2) {"phy-channel", 0}, + * Package (2) {"phy-mode", "rgmii"}, + * Package (2) {"max-transfer-unit", 0x5dc}, // MTU of 1500 + * Package (2) {"max-speed", 0x3e8}, // 1000 Mbps + * } + * }) + */ + EFI_STATUS Status; + EFI_ACPI_DATA_TYPE DataType; + CONST UINT8 *Data; + CONST VOID *Buffer; + UINTN DataSize; + EFI_ACPI_HANDLE CurrentHandle; + EFI_ACPI_HANDLE NextHandle; + EFI_ACPI_HANDLE Level1Handle; + + DBG("In Level:%d\n", Level); + Level1Handle = NULL; + Status = EFI_SUCCESS; + for (CurrentHandle = NULL; ;) { + Status = AcpiTableProtocol->GetChild(ChildHandle, &CurrentHandle); + if (Level == 1) { + Level1Handle = CurrentHandle; + } + if (Level != 3 && (EFI_ERROR(Status) || CurrentHandle == NULL)) + break; + + Status = AcpiTableProtocol->GetOption(CurrentHandle, 0, &DataType, &Buffer, &DataSize); + Data = Buffer; + DBG("_DSD Child Subnode Store Op Code 0x%02X 0x%02X %02X\n", + DataSize, Data[0], DataSize > 1 ? Data[1] : 0); + + if (Level < 2 && Data[0] != AML_PACKAGE_OP) + continue; + + if (Level == 2 && Data[0] == AML_STRING_PREFIX) { + Status = AcpiTableProtocol->GetOption(CurrentHandle, 1, &DataType, &Buffer, &DataSize); + if (EFI_ERROR(Status)) + break; + + DBG(" _DSD Child Subnode Store Op Code 0x%02X 0x%02X %02X\n", + DataSize, Data[0], DataSize > 1 ? Data[1] : 0); + + Data = Buffer; + if ((DataType != EFI_ACPI_DATA_TYPE_STRING) || + ((AsciiStrCmp ((CHAR8 *) Data, ACPI_ETH_MAC_KEY) != 0) && + (AsciiStrCmp ((CHAR8 *) Data, ACPI_ETH_SAS_KEY) != 0))) { + ChildHandle = Level1Handle; + continue; + } + + DBG("_DSD Key Type %d. Found address key\n", DataType); + + // + // We found the node. + // + *Found = TRUE; + continue; + } + + if (Level == 3 && *Found) { + Status = UpdateAddressInOption (AcpiTableProtocol, ChildHandle, DevNextID, FoundDev); + break; + } + + if (Level > 3) + break; + + //Search next package + AcpiTableProtocol->Open((VOID *) Buffer, &NextHandle); + Status = UpdateAddressInPackage ( + AcpiTableProtocol, + NextHandle, + Level + 1, + Found, + DevNextID, + FoundDev); + AcpiTableProtocol->Close(NextHandle); + if (!EFI_ERROR(Status)) + break; + } + + return Status; +} + +STATIC +EFI_STATUS +SearchReplacePackageAddress ( + IN EFI_ACPI_SDT_PROTOCOL *AcpiTableProtocol, + IN EFI_ACPI_HANDLE ChildHandle, + IN UINTN DevNextID, + IN DSDT_DEVICE_TYPE FoundDev + ) +{ + BOOLEAN Found = FALSE; + UINTN Level = 0; + + return UpdateAddressInPackage (AcpiTableProtocol, ChildHandle, Level, + &Found, DevNextID, FoundDev); +} + +EFI_STATUS +GetDeviceInfo ( + EFI_ACPI_SDT_PROTOCOL *AcpiTableProtocol, + EFI_ACPI_HANDLE ChildHandle, + UINTN *DevID, + DSDT_DEVICE_TYPE *FoundDev + ) +{ + EFI_STATUS Status; + EFI_ACPI_DATA_TYPE DataType; + CHAR8 Data[5]; + CONST VOID *Buffer; + UINTN DataSize; + + // Get NameString + Status = AcpiTableProtocol->GetOption (ChildHandle, 1, &DataType, &Buffer, &DataSize); + if (EFI_ERROR (Status)) { + DEBUG ((EFI_D_ERROR, "[%a:%d] Get NameString failed: %r\n", __FUNCTION__, __LINE__, Status)); + return Status; + } + + CopyMem (Data, Buffer, 4); + DBG("Size %p Data %02x %02x %02x %02x\n", DataSize, Data[0], Data[1], Data[2], Data[3]); + + Data[4] = '\0'; + if ((DataSize != 4) || + (Data[3] > '9' || Data[3] < '0')) { + DEBUG ((DEBUG_ERROR, "The NameString %a is not ETHn or SASn\n", Data)); + return EFI_INVALID_PARAMETER; + } + + if (AsciiStrnCmp ("ETH", Data, 3) == 0) { + *FoundDev = DsdtDeviceLan; + } else if (AsciiStrnCmp ("SAS", Data, 3) == 0) { + *FoundDev = DsdtDeviceSas; + } else { + DEBUG ((DEBUG_ERROR, "[%a:%d] The NameString %a is not ETHn or SASn\n", + __FUNCTION__, __LINE__, Data)); + return EFI_INVALID_PARAMETER; + } + + *DevID = Data[3] - '0'; + return EFI_SUCCESS; +} + +EFI_STATUS ProcessDSDTDevice ( + EFI_ACPI_SDT_PROTOCOL *AcpiTableProtocol, + EFI_ACPI_HANDLE ChildHandle) +{ + EFI_STATUS Status; + EFI_ACPI_DATA_TYPE DataType; + CONST UINT8 *Data; + CONST VOID *Buffer; + UINTN DataSize; + EFI_ACPI_HANDLE DevHandle; + DSDT_DEVICE_TYPE FoundDev = DsdtDeviceUnknown; + UINTN DevNextID; + BOOLEAN HisiAcpiDevNotFound; + UINTN Index; + + Status = AcpiTableProtocol->GetOption(ChildHandle, 0, &DataType, &Buffer, &DataSize); + if (EFI_ERROR(Status)) + return EFI_SUCCESS; + + Data = Buffer; + // + // Skip all non-device type + // + if (DataSize != 2 || Data[0] != AML_EXT_OP || Data[1] != AML_EXT_DEVICE_OP) + return EFI_SUCCESS; + + // + // Walk the device type node + // + for (DevHandle = NULL; ; ) { + Status = AcpiTableProtocol->GetChild(ChildHandle, &DevHandle); + if (EFI_ERROR(Status) || DevHandle == NULL) + break; + + // + // Search for _HID with Device ID + // + Status = AcpiTableProtocol->GetOption(DevHandle, 0, &DataType, &Buffer, &DataSize); + if (EFI_ERROR(Status)) + break; + + Data = Buffer; + DBG("Data Type 0x%02X %02X\n", Data[0], DataSize > 1 ? Data[1] : 0); + if (DataSize == 1 && Data[0] == AML_NAME_OP) { + Status = AcpiTableProtocol->GetOption(DevHandle, 1, &DataType, &Buffer, &DataSize); + if (EFI_ERROR(Status)) + break; + + Data = Buffer; + if (DataType == EFI_ACPI_DATA_TYPE_NAME_STRING) { + if (AsciiStrnCmp((CHAR8 *) Data, "_HID", 4) == 0) { + EFI_ACPI_HANDLE ValueHandle; + + Status = AcpiTableProtocol->GetOption(DevHandle, 2, &DataType, &Buffer, &DataSize); + if (EFI_ERROR(Status)) + break; + + if (DataType != EFI_ACPI_DATA_TYPE_CHILD) + continue; + + AcpiTableProtocol->Open((VOID *) Buffer, &ValueHandle); + Status = AcpiTableProtocol->GetOption(ValueHandle, 1, &DataType, &Buffer, &DataSize); + + Data = Buffer; + DBG("[%a:%d] - _HID = %a\n", __FUNCTION__, __LINE__, Data); + + if (EFI_ERROR(Status) || + DataType != EFI_ACPI_DATA_TYPE_STRING) { + AcpiTableProtocol->Close (ValueHandle); + FoundDev = DsdtDeviceUnknown; + continue; + } + + HisiAcpiDevNotFound = TRUE; + for (Index = 0; Index < ARRAY_SIZE (mHisiAcpiDevId); Index++) { + if (AsciiStrCmp ((CHAR8 *)Data, mHisiAcpiDevId[Index]) == 0) { + HisiAcpiDevNotFound = FALSE; + break; + } + } + if (HisiAcpiDevNotFound) { + AcpiTableProtocol->Close (ValueHandle); + FoundDev = DsdtDeviceUnknown; + continue; + } + + DBG("Found device\n"); + AcpiTableProtocol->Close(ValueHandle); + Status = GetDeviceInfo (AcpiTableProtocol, ChildHandle, &DevNextID, &FoundDev); + if (EFI_ERROR (Status)) { + continue; + } + } else if ((FoundDev != DsdtDeviceUnknown) && AsciiStrnCmp((CHAR8 *) Data, "_DSD", 4) == 0) { + // + // Patch DSD data + // + EFI_ACPI_HANDLE PkgHandle; + Status = AcpiTableProtocol->GetOption(DevHandle, 2, &DataType, &Buffer, &DataSize); + if (EFI_ERROR(Status)) + break; + + if (DataType != EFI_ACPI_DATA_TYPE_CHILD) + continue; + + // + // Open package data + // + AcpiTableProtocol->Open((VOID *) Buffer, &PkgHandle); + Status = AcpiTableProtocol->GetOption(PkgHandle, 0, &DataType, &Buffer, &DataSize); + + Data = Buffer; + DBG("_DSD Subnode Store Op Code 0x%02X %02X\n", + Data[0], DataSize > 1 ? Data[1] : 0); + + // + // Walk the _DSD node + // + if (DataSize == 1 && Data[0] == AML_PACKAGE_OP) { + Status = SearchReplacePackageAddress (AcpiTableProtocol, PkgHandle, DevNextID, FoundDev); + } + + AcpiTableProtocol->Close(PkgHandle); + } else if (AsciiStrnCmp ((CHAR8 *) Data, "_ADR", 4) == 0) { + Status = AcpiTableProtocol->GetOption (DevHandle, 2, &DataType, &Buffer, &DataSize); + if (EFI_ERROR (Status)) { + break; + } + + if (DataType != EFI_ACPI_DATA_TYPE_CHILD) { + continue; + } + + Status = GetDeviceInfo (AcpiTableProtocol, ChildHandle, &DevNextID, &FoundDev); + + if (EFI_ERROR (Status)) { + continue; + } + } + } + } else if ((DataSize == 2) && (Data[0] == AML_EXT_OP) && (Data[1] == AML_EXT_DEVICE_OP)) { + ProcessDSDTDevice (AcpiTableProtocol, DevHandle); + } + } + + return EFI_SUCCESS; +} + + +BOOLEAN +IsSbScope ( + EFI_ACPI_SDT_PROTOCOL *AcpiTableProtocol, + EFI_ACPI_HANDLE ChildHandle + ) +{ + EFI_STATUS Status; + EFI_ACPI_DATA_TYPE DataType; + CONST UINT8 *Data; + CONST VOID *Buffer; + UINTN DataSize; + + Status = AcpiTableProtocol->GetOption (ChildHandle, 0, &DataType, &Buffer, &DataSize); + if (EFI_ERROR(Status)) return FALSE; + + Data = Buffer; + if (DataSize != 1 || Data[0] != AML_SCOPE_OP) { + return FALSE; + } + + return TRUE; +} + +EFI_STATUS ProcessDSDTChild( + EFI_ACPI_SDT_PROTOCOL *AcpiTableProtocol, + EFI_ACPI_HANDLE ChildHandle) +{ + EFI_STATUS Status; + EFI_ACPI_HANDLE DevHandle; + + // Check Scope(_SB) at first + if (!IsSbScope (AcpiTableProtocol, ChildHandle)) { + return ProcessDSDTDevice (AcpiTableProtocol, ChildHandle); + } + + for (DevHandle = NULL; ; ) { + Status = AcpiTableProtocol->GetChild (ChildHandle, &DevHandle); + if (EFI_ERROR(Status) || DevHandle == NULL) { + break; + } + + ProcessDSDTDevice (AcpiTableProtocol, DevHandle); + } + + return EFI_SUCCESS; +} + +static EFI_STATUS ProcessDSDT( + EFI_ACPI_SDT_PROTOCOL *AcpiTableProtocol, + EFI_ACPI_HANDLE TableHandle) +{ + EFI_STATUS Status; + EFI_ACPI_HANDLE ChildHandle; + // + // Parse table for device type + DBG ("[%a:%d] - TableHandle=%p\n", __FUNCTION__, __LINE__, TableHandle); + for (ChildHandle = NULL; ; ) { + Status = AcpiTableProtocol->GetChild(TableHandle, &ChildHandle); + DBG ("[%a:%d] - Child=%p, %r\n", __FUNCTION__, __LINE__, ChildHandle, Status); + if (EFI_ERROR(Status)) + break; + if (ChildHandle == NULL) + break; + + ProcessDSDTChild(AcpiTableProtocol, ChildHandle); + } + + return EFI_SUCCESS; +} + +STATIC +VOID +AcpiCheckSum ( + IN OUT EFI_ACPI_SDT_HEADER *Table + ) +{ + UINTN ChecksumOffset; + UINT8 *Buffer; + + ChecksumOffset = OFFSET_OF (EFI_ACPI_DESCRIPTION_HEADER, Checksum); + Buffer = (UINT8 *)Table; + + // + // set checksum to 0 first + // + Buffer[ChecksumOffset] = 0; + + // + // Update checksum value + // + Buffer[ChecksumOffset] = CalculateCheckSum8 (Buffer, Table->Length); +} + +EFI_STATUS +UpdateAcpiDsdtTable ( + VOID + ) +{ + EFI_STATUS Status; + EFI_ACPI_SDT_PROTOCOL *AcpiTableProtocol; + EFI_ACPI_SDT_HEADER *Table; + EFI_ACPI_TABLE_VERSION TableVersion; + UINTN TableKey; + EFI_ACPI_HANDLE TableHandle; + UINTN i; + + DEBUG ((EFI_D_ERROR, "Updating Ethernet MAC in ACPI DSDT...\n")); + + // + // Find the AcpiTable protocol + Status = gBS->LocateProtocol(&gEfiAcpiSdtProtocolGuid, NULL, (VOID**) &AcpiTableProtocol); + if (EFI_ERROR(Status)) { + DBG("Unable to locate ACPI table protocol\n"); + return EFI_SUCCESS; + } + + // + // Search for DSDT Table + for (i = 0; i < EFI_ACPI_MAX_NUM_TABLES; i++) { + Status = AcpiTableProtocol->GetAcpiTable(i, &Table, &TableVersion, &TableKey); + if (EFI_ERROR(Status)) + break; + if (Table->Signature != DSDT_SIGNATURE) + continue; + + Status = AcpiTableProtocol->OpenSdt(TableKey, &TableHandle); + if (EFI_ERROR(Status)) + break; + + ProcessDSDT(AcpiTableProtocol, TableHandle); + + AcpiTableProtocol->Close(TableHandle); + AcpiCheckSum (Table); + } + + return EFI_SUCCESS; +} diff --git a/Silicon/Hisilicon/Drivers/AcpiPlatformDxe/UpdateDsdt.h b/Silicon/Hisilicon/Drivers/AcpiPlatformDxe/UpdateDsdt.h new file mode 100644 index 0000000..246eb92 --- /dev/null +++ b/Silicon/Hisilicon/Drivers/AcpiPlatformDxe/UpdateDsdt.h @@ -0,0 +1,16 @@ +/* + * + * Copyright (c) 2014, Applied Micro Circuits Corporation + * Copyright (c) 2020, Hisilicon Limited. All rights reserved. + * Copyright (c) 2015, Linaro Limited. All rights reserved. + * Author: Loc Ho + * + * SPDX-License-Identifier: BSD-2-Clause-Patent + */ +#ifndef UPDATE_DSDT_H_ +#define UPDATE_DSDT_H_ + +EFI_STATUS UpdateAcpiDsdtTable (VOID); + +#endif + -- 2.8.1