/** @file | |
Implementation for iSCSI Boot Firmware Table publication. | |
Copyright (c) 2004 - 2018, Intel Corporation. All rights reserved.<BR> | |
SPDX-License-Identifier: BSD-2-Clause-Patent | |
**/ | |
#include "IScsiImpl.h" | |
BOOLEAN mIbftInstalled = FALSE; | |
UINTN mTableKey; | |
/** | |
Initialize the header of the iSCSI Boot Firmware Table. | |
@param[out] Header The header of the iSCSI Boot Firmware Table. | |
@param[in] OemId The OEM ID. | |
@param[in] OemTableId The OEM table ID for the iBFT. | |
**/ | |
VOID | |
IScsiInitIbfTableHeader ( | |
OUT EFI_ACPI_ISCSI_BOOT_FIRMWARE_TABLE_HEADER *Header, | |
IN UINT8 *OemId, | |
IN UINT64 *OemTableId | |
) | |
{ | |
Header->Signature = EFI_ACPI_3_0_ISCSI_BOOT_FIRMWARE_TABLE_SIGNATURE; | |
Header->Length = IBFT_HEAP_OFFSET; | |
Header->Revision = EFI_ACPI_ISCSI_BOOT_FIRMWARE_TABLE_REVISION; | |
Header->Checksum = 0; | |
CopyMem (Header->OemId, OemId, sizeof (Header->OemId)); | |
CopyMem (&Header->OemTableId, OemTableId, sizeof (UINT64)); | |
} | |
/** | |
Initialize the control section of the iSCSI Boot Firmware Table. | |
@param[in] Table The ACPI table. | |
**/ | |
VOID | |
IScsiInitControlSection ( | |
IN EFI_ACPI_ISCSI_BOOT_FIRMWARE_TABLE_HEADER *Table | |
) | |
{ | |
EFI_ACPI_ISCSI_BOOT_FIRMWARE_TABLE_CONTROL_STRUCTURE *Control; | |
UINTN NumOffset; | |
Control = (EFI_ACPI_ISCSI_BOOT_FIRMWARE_TABLE_CONTROL_STRUCTURE *)(Table + 1); | |
Control->Header.StructureId = EFI_ACPI_ISCSI_BOOT_FIRMWARE_TABLE_CONTROL_STRUCTURE_ID; | |
Control->Header.Version = EFI_ACPI_ISCSI_BOOT_FIRMWARE_TABLE_CONTROL_STRUCTURE_VERSION; | |
Control->Header.Length = (UINT16)sizeof (EFI_ACPI_ISCSI_BOOT_FIRMWARE_TABLE_CONTROL_STRUCTURE); | |
// | |
// If in multipathing mode, enable the Boot Failover Flag. | |
// If in single path mode, disable it. Mix-model is not allowed. | |
// | |
// BUGBUG: if Boot Failover Flag is set to 1, the OS installer cannot | |
// find the iSCSI mapped disk. So still keep not set for single path mode. | |
// | |
if (mPrivate->EnableMpio) { | |
Control->Header.Flags = 0; | |
NumOffset = 2 * (mPrivate->MpioCount - mPrivate->Krb5MpioCount); | |
} else { | |
NumOffset = 2 * mPrivate->ValidSinglePathCount; | |
} | |
// | |
// Each attempt occupies two offsets: one for the NIC section; | |
// the other for the Target section. | |
// | |
if (NumOffset > 4) { | |
// | |
// Need expand the control section if more than 2 NIC/Target attempts | |
// exist. | |
// | |
Control->Header.Length = (UINT16)(Control->Header.Length + (NumOffset - 4) * sizeof (UINT16)); | |
} | |
} | |
/** | |
Add one item into the heap. | |
@param[in, out] Heap On input, the current address of the heap. On output, the address of | |
the heap after the item is added. | |
@param[in] Data The data to add into the heap. | |
@param[in] Len Length of the Data in byte. | |
**/ | |
VOID | |
IScsiAddHeapItem ( | |
IN OUT UINT8 **Heap, | |
IN VOID *Data, | |
IN UINTN Len | |
) | |
{ | |
// | |
// Add one byte for the NULL delimiter. | |
// | |
*Heap -= Len + 1; | |
CopyMem (*Heap, Data, Len); | |
*(*Heap + Len) = 0; | |
} | |
/** | |
Fill the Initiator section of the iSCSI Boot Firmware Table. | |
@param[in] Table The ACPI table. | |
@param[in, out] Heap The heap. | |
**/ | |
VOID | |
IScsiFillInitiatorSection ( | |
IN EFI_ACPI_ISCSI_BOOT_FIRMWARE_TABLE_HEADER *Table, | |
IN OUT UINT8 **Heap | |
) | |
{ | |
EFI_ACPI_ISCSI_BOOT_FIRMWARE_TABLE_CONTROL_STRUCTURE *Control; | |
EFI_ACPI_ISCSI_BOOT_FIRMWARE_TABLE_INITIATOR_STRUCTURE *Initiator; | |
Control = (EFI_ACPI_ISCSI_BOOT_FIRMWARE_TABLE_CONTROL_STRUCTURE *)(Table + 1); | |
// | |
// Initiator section immediately follows the control section. | |
// | |
Initiator = (EFI_ACPI_ISCSI_BOOT_FIRMWARE_TABLE_INITIATOR_STRUCTURE *) | |
((UINT8 *)Control + IBFT_ROUNDUP (Control->Header.Length)); | |
Control->InitiatorOffset = (UINT16)((UINTN)Initiator - (UINTN)Table); | |
Initiator->Header.StructureId = EFI_ACPI_ISCSI_BOOT_FIRMWARE_TABLE_INITIATOR_STRUCTURE_ID; | |
Initiator->Header.Version = EFI_ACPI_ISCSI_BOOT_FIRMWARE_TABLE_INITIATOR_STRUCTURE_VERSION; | |
Initiator->Header.Length = (UINT16)sizeof (EFI_ACPI_ISCSI_BOOT_FIRMWARE_TABLE_INITIATOR_STRUCTURE); | |
Initiator->Header.Flags = EFI_ACPI_ISCSI_BOOT_FIRMWARE_TABLE_INITIATOR_STRUCTURE_FLAG_BLOCK_VALID | | |
EFI_ACPI_ISCSI_BOOT_FIRMWARE_TABLE_INITIATOR_STRUCTURE_FLAG_BOOT_SELECTED; | |
// | |
// Fill the iSCSI Initiator Name into the heap. | |
// | |
IScsiAddHeapItem (Heap, mPrivate->InitiatorName, mPrivate->InitiatorNameLength - 1); | |
Initiator->IScsiNameLength = (UINT16)(mPrivate->InitiatorNameLength - 1); | |
Initiator->IScsiNameOffset = (UINT16)((UINTN)*Heap - (UINTN)Table); | |
} | |
/** | |
Map the v4 IP address into v6 IP address. | |
@param[in] V4 The v4 IP address. | |
@param[out] V6 The v6 IP address. | |
**/ | |
VOID | |
IScsiMapV4ToV6Addr ( | |
IN EFI_IPv4_ADDRESS *V4, | |
OUT EFI_IPv6_ADDRESS *V6 | |
) | |
{ | |
UINTN Index; | |
ZeroMem (V6, sizeof (EFI_IPv6_ADDRESS)); | |
V6->Addr[10] = 0xff; | |
V6->Addr[11] = 0xff; | |
for (Index = 0; Index < 4; Index++) { | |
V6->Addr[12 + Index] = V4->Addr[Index]; | |
} | |
} | |
/** | |
Fill the NIC and target sections in iSCSI Boot Firmware Table. | |
@param[in] Table The buffer of the ACPI table. | |
@param[in, out] Heap The heap buffer used to store the variable length | |
parameters such as iSCSI name. | |
**/ | |
VOID | |
IScsiFillNICAndTargetSections ( | |
IN EFI_ACPI_ISCSI_BOOT_FIRMWARE_TABLE_HEADER *Table, | |
IN OUT UINT8 **Heap | |
) | |
{ | |
EFI_ACPI_ISCSI_BOOT_FIRMWARE_TABLE_CONTROL_STRUCTURE *Control; | |
EFI_ACPI_ISCSI_BOOT_FIRMWARE_TABLE_NIC_STRUCTURE *Nic; | |
EFI_ACPI_ISCSI_BOOT_FIRMWARE_TABLE_TARGET_STRUCTURE *Target; | |
ISCSI_SESSION_CONFIG_NVDATA *NvData; | |
ISCSI_CHAP_AUTH_CONFIG_NVDATA *AuthConfig; | |
UINT16 *SectionOffset; | |
UINTN Index; | |
UINT16 Length; | |
LIST_ENTRY *Entry; | |
ISCSI_ATTEMPT_CONFIG_NVDATA *Attempt; | |
ISCSI_NIC_INFO *NicInfo; | |
BOOLEAN Flag; | |
// | |
// Get the offset of the first Nic and Target section. | |
// | |
Control = (EFI_ACPI_ISCSI_BOOT_FIRMWARE_TABLE_CONTROL_STRUCTURE *)(Table + 1); | |
Nic = (EFI_ACPI_ISCSI_BOOT_FIRMWARE_TABLE_NIC_STRUCTURE *)((UINTN)Table + | |
Control->InitiatorOffset + IBFT_ROUNDUP (sizeof (EFI_ACPI_ISCSI_BOOT_FIRMWARE_TABLE_INITIATOR_STRUCTURE))); | |
Target = (EFI_ACPI_ISCSI_BOOT_FIRMWARE_TABLE_TARGET_STRUCTURE *)((UINTN)Nic + | |
IBFT_ROUNDUP (sizeof (EFI_ACPI_ISCSI_BOOT_FIRMWARE_TABLE_NIC_STRUCTURE))); | |
SectionOffset = &Control->NIC0Offset; | |
Index = 0; | |
Flag = TRUE; | |
NET_LIST_FOR_EACH (Entry, &mPrivate->AttemptConfigs) { | |
if (Index == 0) { | |
// | |
// First entry should be boot selected entry. | |
// | |
Attempt = IScsiConfigGetAttemptByConfigIndex (mPrivate->BootSelectedIndex); | |
if (Attempt == NULL) { | |
// | |
// First boot selected entry can not be found. | |
// | |
break; | |
} | |
ASSERT (Attempt->SessionConfigData.Enabled != ISCSI_DISABLED); | |
} else { | |
if ((Index == 1) && Flag) { | |
Entry = mPrivate->AttemptConfigs.ForwardLink; | |
Flag = FALSE; | |
} | |
Attempt = NET_LIST_USER_STRUCT (Entry, ISCSI_ATTEMPT_CONFIG_NVDATA, Link); | |
if (Attempt->AttemptConfigIndex == mPrivate->BootSelectedIndex) { | |
continue; | |
} | |
} | |
if (Attempt->SessionConfigData.Enabled == ISCSI_DISABLED) { | |
continue; | |
} | |
// | |
// Krb5 attempt will not be recorded in iBFT. | |
// | |
if (Attempt->AuthenticationType == ISCSI_AUTH_TYPE_KRB) { | |
continue; | |
} | |
// | |
// If multipath mode is enabled, only the attempts in MPIO will be recorded in iBFT. | |
// | |
if (mPrivate->EnableMpio && (Attempt->SessionConfigData.Enabled != ISCSI_ENABLED_FOR_MPIO)) { | |
continue; | |
} | |
// | |
// Only the valid attempts will be recorded. | |
// | |
if (!Attempt->ValidiBFTPath) { | |
continue; | |
} | |
NvData = &Attempt->SessionConfigData; | |
AuthConfig = &Attempt->AuthConfigData.CHAP; | |
// | |
// Fill the Nic section. | |
// | |
Nic->Header.StructureId = EFI_ACPI_ISCSI_BOOT_FIRMWARE_TABLE_NIC_STRUCTURE_ID; | |
Nic->Header.Version = EFI_ACPI_ISCSI_BOOT_FIRMWARE_TABLE_NIC_STRUCTURE_VERSION; | |
Nic->Header.Length = (UINT16)sizeof (EFI_ACPI_ISCSI_BOOT_FIRMWARE_TABLE_NIC_STRUCTURE); | |
Nic->Header.Index = (UINT8)Index; | |
Nic->Header.Flags = EFI_ACPI_ISCSI_BOOT_FIRMWARE_TABLE_NIC_STRUCTURE_FLAG_BLOCK_VALID | | |
EFI_ACPI_ISCSI_BOOT_FIRMWARE_TABLE_NIC_STRUCTURE_FLAG_GLOBAL; | |
if (Index == 0) { | |
Nic->Header.Flags |= EFI_ACPI_ISCSI_BOOT_FIRMWARE_TABLE_NIC_STRUCTURE_FLAG_BOOT_SELECTED; | |
} | |
if (NvData->InitiatorInfoFromDhcp) { | |
Nic->Origin = IpPrefixOriginDhcp; | |
} else { | |
Nic->Origin = IpPrefixOriginManual; | |
} | |
if ((NvData->IpMode == IP_MODE_IP4) || (NvData->IpMode == IP_MODE_AUTOCONFIG)) { | |
// | |
// Get the subnet mask prefix length. | |
// | |
Nic->SubnetMaskPrefixLength = IScsiGetSubnetMaskPrefixLength (&NvData->SubnetMask); | |
// | |
// Map the various v4 addresses into v6 addresses. | |
// | |
IScsiMapV4ToV6Addr (&NvData->LocalIp.v4, &Nic->Ip); | |
IScsiMapV4ToV6Addr (&NvData->Gateway.v4, &Nic->Gateway); | |
IScsiMapV4ToV6Addr (&Attempt->PrimaryDns.v4, &Nic->PrimaryDns); | |
IScsiMapV4ToV6Addr (&Attempt->SecondaryDns.v4, &Nic->SecondaryDns); | |
IScsiMapV4ToV6Addr (&Attempt->DhcpServer.v4, &Nic->DhcpServer); | |
} else if ((NvData->IpMode == IP_MODE_IP6) || (NvData->IpMode == IP_MODE_AUTOCONFIG)) { | |
Nic->SubnetMaskPrefixLength = NvData->PrefixLength; | |
CopyMem (&Nic->Ip, &NvData->LocalIp, sizeof (EFI_IPv6_ADDRESS)); | |
CopyMem (&Nic->Gateway, &NvData->Gateway, sizeof (EFI_IPv6_ADDRESS)); | |
CopyMem (&Nic->PrimaryDns, &Attempt->PrimaryDns, sizeof (EFI_IPv6_ADDRESS)); | |
CopyMem (&Nic->SecondaryDns, &Attempt->SecondaryDns, sizeof (EFI_IPv6_ADDRESS)); | |
CopyMem (&Nic->DhcpServer, &Attempt->DhcpServer, sizeof (EFI_IPv6_ADDRESS)); | |
} else { | |
ASSERT (FALSE); | |
} | |
// | |
// Get Nic Info: VLAN tag, Mac address, PCI location. | |
// | |
NicInfo = IScsiGetNicInfoByIndex (Attempt->NicIndex); | |
ASSERT (NicInfo != NULL); | |
Nic->VLanTag = NicInfo->VlanId; | |
CopyMem (Nic->Mac, &NicInfo->PermanentAddress, sizeof (Nic->Mac)); | |
Nic->PciLocation = (UINT16)((NicInfo->BusNumber << 8) | | |
(NicInfo->DeviceNumber << 3) | NicInfo->FunctionNumber); | |
*SectionOffset = (UINT16)((UINTN)Nic - (UINTN)Table); | |
SectionOffset++; | |
// | |
// Fill the Target section. | |
// | |
Target->Header.StructureId = EFI_ACPI_ISCSI_BOOT_FIRMWARE_TABLE_TARGET_STRUCTURE_ID; | |
Target->Header.Version = EFI_ACPI_ISCSI_BOOT_FIRMWARE_TABLE_TARGET_STRUCTURE_VERSION; | |
Target->Header.Length = (UINT16)sizeof (EFI_ACPI_ISCSI_BOOT_FIRMWARE_TABLE_TARGET_STRUCTURE); | |
Target->Header.Index = (UINT8)Index; | |
Target->Header.Flags = EFI_ACPI_ISCSI_BOOT_FIRMWARE_TABLE_TARGET_STRUCTURE_FLAG_BLOCK_VALID; | |
if (Index == 0) { | |
Target->Header.Flags |= EFI_ACPI_ISCSI_BOOT_FIRMWARE_TABLE_TARGET_STRUCTURE_FLAG_BOOT_SELECTED; | |
} | |
Target->Port = NvData->TargetPort; | |
if (Attempt->AuthenticationType == ISCSI_AUTH_TYPE_CHAP) { | |
if (AuthConfig->CHAPType == ISCSI_CHAP_UNI) { | |
Target->CHAPType = EFI_ACPI_ISCSI_BOOT_FIRMWARE_TABLE_TARGET_STRUCTURE_CHAP_TYPE_CHAP; | |
} else if (AuthConfig->CHAPType == ISCSI_CHAP_MUTUAL) { | |
Target->CHAPType = EFI_ACPI_ISCSI_BOOT_FIRMWARE_TABLE_TARGET_STRUCTURE_CHAP_TYPE_MUTUAL_CHAP; | |
} | |
} else if (Attempt->AuthenticationType == ISCSI_AUTH_TYPE_NONE) { | |
Target->CHAPType = EFI_ACPI_ISCSI_BOOT_FIRMWARE_TABLE_TARGET_STRUCTURE_CHAP_TYPE_NO_CHAP; | |
} | |
Target->NicIndex = (UINT8)Index; | |
if ((NvData->IpMode == IP_MODE_IP4) || (NvData->IpMode == IP_MODE_AUTOCONFIG)) { | |
IScsiMapV4ToV6Addr (&NvData->TargetIp.v4, &Target->Ip); | |
} else if ((NvData->IpMode == IP_MODE_IP6) || (NvData->IpMode == IP_MODE_AUTOCONFIG)) { | |
CopyMem (&Target->Ip, &NvData->TargetIp, sizeof (EFI_IPv6_ADDRESS)); | |
} else { | |
ASSERT (FALSE); | |
} | |
CopyMem (Target->BootLun, NvData->BootLun, sizeof (Target->BootLun)); | |
// | |
// Target iSCSI Name, CHAP name/secret, reverse CHAP name/secret. | |
// | |
Length = (UINT16)AsciiStrLen (NvData->TargetName); | |
IScsiAddHeapItem (Heap, NvData->TargetName, Length); | |
Target->IScsiNameLength = Length; | |
Target->IScsiNameOffset = (UINT16)((UINTN)*Heap - (UINTN)Table); | |
if (Attempt->AuthenticationType == ISCSI_AUTH_TYPE_CHAP) { | |
// | |
// CHAP Name | |
// | |
Length = (UINT16)AsciiStrLen (AuthConfig->CHAPName); | |
IScsiAddHeapItem (Heap, AuthConfig->CHAPName, Length); | |
Target->CHAPNameLength = Length; | |
Target->CHAPNameOffset = (UINT16)((UINTN)*Heap - (UINTN)Table); | |
// | |
// CHAP Secret | |
// | |
Length = (UINT16)AsciiStrLen (AuthConfig->CHAPSecret); | |
IScsiAddHeapItem (Heap, AuthConfig->CHAPSecret, Length); | |
Target->CHAPSecretLength = Length; | |
Target->CHAPSecretOffset = (UINT16)((UINTN)*Heap - (UINTN)Table); | |
if (Target->CHAPType == EFI_ACPI_ISCSI_BOOT_FIRMWARE_TABLE_TARGET_STRUCTURE_CHAP_TYPE_MUTUAL_CHAP) { | |
// | |
// Reverse CHAP Name. | |
// | |
Length = (UINT16)AsciiStrLen (AuthConfig->ReverseCHAPName); | |
IScsiAddHeapItem (Heap, AuthConfig->ReverseCHAPName, Length); | |
Target->ReverseCHAPNameLength = Length; | |
Target->ReverseCHAPNameOffset = (UINT16)((UINTN)*Heap - (UINTN)Table); | |
// | |
// Reverse CHAP Secret. | |
// | |
Length = (UINT16)AsciiStrLen (AuthConfig->ReverseCHAPSecret); | |
IScsiAddHeapItem (Heap, AuthConfig->ReverseCHAPSecret, Length); | |
Target->ReverseCHAPSecretLength = Length; | |
Target->ReverseCHAPSecretOffset = (UINT16)((UINTN)*Heap - (UINTN)Table); | |
} | |
} | |
*SectionOffset = (UINT16)((UINTN)Target - (UINTN)Table); | |
SectionOffset++; | |
// | |
// Advance to the next NIC/Target pair. | |
// | |
Nic = (EFI_ACPI_ISCSI_BOOT_FIRMWARE_TABLE_NIC_STRUCTURE *)((UINTN)Target + | |
IBFT_ROUNDUP (sizeof (EFI_ACPI_ISCSI_BOOT_FIRMWARE_TABLE_TARGET_STRUCTURE))); | |
Target = (EFI_ACPI_ISCSI_BOOT_FIRMWARE_TABLE_TARGET_STRUCTURE *)((UINTN)Nic + | |
IBFT_ROUNDUP (sizeof (EFI_ACPI_ISCSI_BOOT_FIRMWARE_TABLE_NIC_STRUCTURE))); | |
Index++; | |
} | |
} | |
/** | |
Publish and remove the iSCSI Boot Firmware Table according to the iSCSI | |
session status. | |
**/ | |
VOID | |
IScsiPublishIbft ( | |
IN VOID | |
) | |
{ | |
EFI_STATUS Status; | |
EFI_ACPI_TABLE_PROTOCOL *AcpiTableProtocol; | |
EFI_ACPI_ISCSI_BOOT_FIRMWARE_TABLE_HEADER *Table; | |
EFI_ACPI_3_0_ROOT_SYSTEM_DESCRIPTION_POINTER *Rsdp; | |
EFI_ACPI_DESCRIPTION_HEADER *Rsdt; | |
EFI_ACPI_DESCRIPTION_HEADER *Xsdt; | |
UINT8 *Heap; | |
UINT8 Checksum; | |
Rsdt = NULL; | |
Xsdt = NULL; | |
Status = gBS->LocateProtocol (&gEfiAcpiTableProtocolGuid, NULL, (VOID **)&AcpiTableProtocol); | |
if (EFI_ERROR (Status)) { | |
return; | |
} | |
// | |
// Find ACPI table RSD_PTR from the system table. | |
// | |
Status = EfiGetSystemConfigurationTable (&gEfiAcpiTableGuid, (VOID **)&Rsdp); | |
if (EFI_ERROR (Status)) { | |
Status = EfiGetSystemConfigurationTable (&gEfiAcpi10TableGuid, (VOID **)&Rsdp); | |
} | |
if (EFI_ERROR (Status) || (Rsdp == NULL)) { | |
return; | |
} else if ((Rsdp->Revision >= EFI_ACPI_2_0_ROOT_SYSTEM_DESCRIPTION_POINTER_REVISION) && (Rsdp->XsdtAddress != 0)) { | |
Xsdt = (EFI_ACPI_DESCRIPTION_HEADER *)(UINTN)Rsdp->XsdtAddress; | |
} else if (Rsdp->RsdtAddress != 0) { | |
Rsdt = (EFI_ACPI_DESCRIPTION_HEADER *)(UINTN)Rsdp->RsdtAddress; | |
} | |
if ((Xsdt == NULL) && (Rsdt == NULL)) { | |
return; | |
} | |
if (mIbftInstalled) { | |
Status = AcpiTableProtocol->UninstallAcpiTable ( | |
AcpiTableProtocol, | |
mTableKey | |
); | |
if (EFI_ERROR (Status)) { | |
return; | |
} | |
mIbftInstalled = FALSE; | |
} | |
// | |
// If there is no valid attempt configuration, just return. | |
// | |
if ((!mPrivate->EnableMpio && (mPrivate->ValidSinglePathCount == 0)) || | |
(mPrivate->EnableMpio && (mPrivate->MpioCount <= mPrivate->Krb5MpioCount))) | |
{ | |
return; | |
} | |
// | |
// Allocate 4k bytes to hold the ACPI table. | |
// | |
Table = AllocateZeroPool (IBFT_MAX_SIZE); | |
if (Table == NULL) { | |
return; | |
} | |
Heap = (UINT8 *)Table + IBFT_HEAP_OFFSET; | |
// | |
// Fill in the various section of the iSCSI Boot Firmware Table. | |
// | |
if (Rsdp->Revision >= EFI_ACPI_2_0_ROOT_SYSTEM_DESCRIPTION_POINTER_REVISION) { | |
IScsiInitIbfTableHeader (Table, Xsdt->OemId, &Xsdt->OemTableId); | |
} else { | |
IScsiInitIbfTableHeader (Table, Rsdt->OemId, &Rsdt->OemTableId); | |
} | |
IScsiInitControlSection (Table); | |
IScsiFillInitiatorSection (Table, &Heap); | |
IScsiFillNICAndTargetSections (Table, &Heap); | |
Checksum = CalculateCheckSum8 ((UINT8 *)Table, Table->Length); | |
Table->Checksum = Checksum; | |
// | |
// Install or update the iBFT table. | |
// | |
Status = AcpiTableProtocol->InstallAcpiTable ( | |
AcpiTableProtocol, | |
Table, | |
Table->Length, | |
&mTableKey | |
); | |
if (EFI_ERROR (Status)) { | |
return; | |
} | |
mIbftInstalled = TRUE; | |
FreePool (Table); | |
} |