/** @file\r
Implementation for iSCSI Boot Firmware Table publication.\r
\r
-Copyright (c) 2004 - 2008, Intel Corporation.<BR>\r
+Copyright (c) 2004 - 2009, Intel Corporation.<BR>\r
All rights reserved. This program and the accompanying materials\r
are licensed and made available under the terms and conditions of the BSD License\r
which accompanies this distribution. The full text of the license may be found at\r
\r
#include "IScsiImpl.h"\r
\r
+BOOLEAN mIbftInstalled = FALSE;\r
+UINTN mTableKey;\r
+\r
/**\r
Initialize the header of the iSCSI Boot Firmware Table.\r
\r
**/\r
VOID\r
IScsiInitIbfTableHeader (\r
- OUT EFI_ACPI_ISCSI_BOOT_FIRMWARE_TABLE_HEADER *Header\r
+ OUT EFI_ACPI_ISCSI_BOOT_FIRMWARE_TABLE_HEADER *Header,\r
+ IN UINT8 *OemId,\r
+ IN UINT64 *OemTableId\r
)\r
{\r
ZeroMem (Header, sizeof (EFI_ACPI_ISCSI_BOOT_FIRMWARE_TABLE_HEADER));\r
Header->OemId[2] = 'T';\r
Header->OemId[3] = 'E';\r
Header->OemId[4] = 'L';\r
+ \r
+ CopyMem (Header->OemId, OemId, sizeof (Header->OemId));\r
+ Header->OemTableId = *OemTableId;\r
}\r
\r
/**\r
//\r
// Get the identifier from the handle.\r
//\r
- Status = gBS->HandleProtocol (Handle, &mIScsiPrivateGuid, (VOID **) &IScsiIdentifier);\r
+ Status = gBS->HandleProtocol (Handle, &gIScsiPrivateGuid, (VOID **) &IScsiIdentifier);\r
if (EFI_ERROR (Status)) {\r
ASSERT (FALSE);\r
return ;\r
SectionOffset = &Control->NIC0Offset;\r
\r
for (Index = 0; Index < HandleCount; Index++) {\r
- Status = gBS->HandleProtocol (Handles[Index], &mIScsiPrivateGuid, (VOID **)&IScsiIdentifier);\r
+ Status = gBS->HandleProtocol (Handles[Index], &gIScsiPrivateGuid, (VOID **)&IScsiIdentifier);\r
if (EFI_ERROR (Status)) {\r
ASSERT (FALSE);\r
return ;\r
**/\r
VOID\r
IScsiPublishIbft (\r
- VOID \r
+ VOID\r
)\r
{\r
EFI_STATUS Status;\r
- UINTN TableHandle;\r
- EFI_ACPI_SUPPORT_PROTOCOL *AcpiSupport;\r
+ EFI_ACPI_TABLE_PROTOCOL *AcpiTableProtocol;\r
EFI_ACPI_ISCSI_BOOT_FIRMWARE_TABLE_HEADER *Table;\r
UINTN HandleCount;\r
EFI_HANDLE *HandleBuffer;\r
UINT8 *Heap;\r
- INTN Index;\r
- EFI_ACPI_TABLE_VERSION Version;\r
- UINT32 Signature;\r
+ UINT8 Checksum;\r
+ UINTN Index;\r
+ EFI_ACPI_3_0_ROOT_SYSTEM_DESCRIPTION_POINTER *Rsdp;\r
+ EFI_ACPI_DESCRIPTION_HEADER *Rsdt;\r
\r
- Status = gBS->LocateProtocol (&gEfiAcpiSupportProtocolGuid, NULL, (VOID **)&AcpiSupport);\r
+ Status = gBS->LocateProtocol (&gEfiAcpiTableProtocolGuid, NULL, (VOID **)&AcpiTableProtocol);\r
if (EFI_ERROR (Status)) {\r
return ;\r
}\r
+\r
+\r
//\r
- // Try to remove the old iSCSI Boot Firmware Table.\r
+ // Find ACPI table RSD_PTR from system table\r
//\r
- for (Index = 0;; Index++) {\r
- Status = AcpiSupport->GetAcpiTable (\r
- AcpiSupport,\r
- Index,\r
- (VOID **)&Table,\r
- &Version,\r
- &TableHandle\r
- );\r
- if (EFI_ERROR (Status)) {\r
+ for (Index = 0, Rsdp = NULL; Index < gST->NumberOfTableEntries; Index++) {\r
+ if (CompareGuid (&(gST->ConfigurationTable[Index].VendorGuid), &gEfiAcpi20TableGuid) ||\r
+ CompareGuid (&(gST->ConfigurationTable[Index].VendorGuid), &gEfiAcpi10TableGuid) ||\r
+ CompareGuid (&(gST->ConfigurationTable[Index].VendorGuid), &gEfiAcpiTableGuid)\r
+ ) {\r
+ //\r
+ // A match was found.\r
+ //\r
+ Rsdp = (EFI_ACPI_3_0_ROOT_SYSTEM_DESCRIPTION_POINTER *) gST->ConfigurationTable[Index].VendorTable;\r
break;\r
}\r
+ }\r
\r
- Signature = Table->Signature;\r
- gBS->FreePool (Table);\r
+ if (Rsdp == NULL) {\r
+ return ;\r
+ } else {\r
+ Rsdt = (EFI_ACPI_DESCRIPTION_HEADER *) (UINTN) Rsdp->RsdtAddress;\r
+ }\r
\r
- if (Signature == EFI_ACPI_3_0_ISCSI_BOOT_FIRMWARE_TABLE_SIGNATURE) {\r
- //\r
- // Remove the table.\r
- //\r
- Status = AcpiSupport->SetAcpiTable (\r
- AcpiSupport,\r
- NULL,\r
- FALSE,\r
- Version,\r
- &TableHandle\r
- );\r
- if (EFI_ERROR (Status)) {\r
- return ;\r
- }\r
\r
- break;\r
+ if (mIbftInstalled) {\r
+ Status = AcpiTableProtocol->UninstallAcpiTable (\r
+ AcpiTableProtocol,\r
+ mTableKey\r
+ );\r
+ if (EFI_ERROR (Status)) {\r
+ return ;\r
}\r
+ mIbftInstalled = FALSE;\r
}\r
+\r
//\r
// Get all iSCSI private protocols.\r
//\r
Status = gBS->LocateHandleBuffer (\r
ByProtocol,\r
- &mIScsiPrivateGuid,\r
+ &gIScsiPrivateGuid,\r
NULL,\r
&HandleCount,\r
&HandleBuffer\r
//\r
// Allocate 4k bytes to hold the ACPI table.\r
//\r
- Table = AllocatePool (IBFT_MAX_SIZE);\r
+ Table = AllocateZeroPool (IBFT_MAX_SIZE);\r
if (Table == NULL) {\r
return ;\r
}\r
//\r
// Fill in the various section of the iSCSI Boot Firmware Table.\r
//\r
- IScsiInitIbfTableHeader (Table);\r
+ IScsiInitIbfTableHeader (Table, Rsdt->OemId, &Rsdt->OemTableId);\r
IScsiInitControlSection (Table, HandleCount);\r
IScsiFillInitiatorSection (Table, &Heap, HandleBuffer[0]);\r
IScsiFillNICAndTargetSections (Table, &Heap, HandleCount, HandleBuffer);\r
\r
- gBS->FreePool (HandleBuffer);\r
+ Checksum = CalculateCheckSum8((UINT8 *)Table, Table->Length);\r
+ Table->Checksum = Checksum;\r
\r
- TableHandle = 0;\r
+ FreePool (HandleBuffer);\r
\r
//\r
// Install or update the iBFT table.\r
//\r
- Status = AcpiSupport->SetAcpiTable (\r
- AcpiSupport,\r
- Table,\r
- TRUE,\r
- EFI_ACPI_TABLE_VERSION_3_0,\r
- &TableHandle\r
- );\r
- if (!EFI_ERROR (Status)) {\r
- AcpiSupport->PublishTables (AcpiSupport, EFI_ACPI_TABLE_VERSION_3_0);\r
+ Status = AcpiTableProtocol->InstallAcpiTable (\r
+ AcpiTableProtocol,\r
+ Table,\r
+ Table->Length,\r
+ &mTableKey\r
+ );\r
+ if (EFI_ERROR(Status)) {\r
+ return;\r
}\r
\r
- gBS->FreePool (Table);\r
+ mIbftInstalled = TRUE;\r
+ FreePool (Table);\r
}\r
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