X86_BuildFdtLib.c File Reference

#include <PiPei.h>
#include <IndustryStandard/Pci22.h>
#include <Library/BaseLib.h>
#include <Library/BaseMemoryLib.h>
#include <Library/MemoryAllocationLib.h>
#include <Library/DebugLib.h>
#include <Library/HobLib.h>
#include <Library/PcdLib.h>
#include <Library/IoLib.h>
#include <Library/PrintLib.h>
#include <Library/FdtLib.h>
#include <Library/PciLib.h>
#include <Library/PeiServicesLib.h>
#include <UniversalPayload/UniversalPayload.h>
#include <UniversalPayload/AcpiTable.h>
#include <UniversalPayload/SerialPortInfo.h>
#include <UniversalPayload/SmbiosTable.h>
#include <UniversalPayload/PciRootBridges.h>
#include <Guid/GraphicsInfoHob.h>
#include <Guid/UniversalPayloadSerialPortDeviceParentInfo.h>
#include <Guid/UniversalPayloadBase.h>
#include <Protocol/PciRootBridgeIo.h>
#include <Ppi/PciDevice.h>

Go to the source code of this file.

Macros
#define	IGD_BUS_NUM   0x00
#define	IGD_DEV_NUM   0x02
#define	IGD_FUN_NUM   0x00

Functions
EFI_STATUS EFIAPI	LocatePciDevicePpi (VOID)
EFI_STATUS	BuildFdtForMemory (IN VOID *FdtBase)
EFI_STATUS	BuildFdtForMemAlloc (IN VOID *FdtBase)
EFI_STATUS	BuildFdtForSerial (IN INT32 ISANode, IN VOID *FdtBase)
EFI_STATUS	BuildFdtForSerialLpss (IN INT32 ISANode, IN VOID *FdtBase)
EFI_STATUS	BuildFdtForPciRootBridge (IN VOID *FdtBase)
EFI_STATUS	BuildFdtForFrameBuffer (IN VOID *FdtBase)
EFI_STATUS	BuildFdtForUplRequired (IN VOID *FdtBase)
EFI_STATUS	BuildFdtForUPL (IN VOID *FdtBase)

Variables
EDKII_PCI_DEVICE_PPI *	mPciDevicePpi
BOOLEAN	mResourceAssigned
CHAR8 *	mMemoryAllocType []

Detailed Description

Copyright (c) 2024, Intel Corporation. All rights reserved.
SPDX-License-Identifier: BSD-2-Clause-Patent

Definition in file X86_BuildFdtLib.c.

Macro Definition Documentation

IGD_BUS_NUM

#define IGD_BUS_NUM   0x00

Definition at line 30 of file X86_BuildFdtLib.c.

IGD_DEV_NUM

#define IGD_DEV_NUM   0x02

Definition at line 31 of file X86_BuildFdtLib.c.

IGD_FUN_NUM

#define IGD_FUN_NUM   0x00

Definition at line 32 of file X86_BuildFdtLib.c.

Function Documentation

BuildFdtForFrameBuffer()

EFI_STATUS BuildFdtForFrameBuffer

(

IN VOID *

FdtBase

)

It will build FDT based on FrameBuffer.

Parameters

[in]

FdtBase

Address of the Fdt data.

Return values

EFI_SUCCESS	If it completed successfully.
Others	If it failed to build required FDT.

Definition at line 792 of file X86_BuildFdtLib.c.

BuildFdtForMemAlloc()

EFI_STATUS BuildFdtForMemAlloc

(

IN VOID *

FdtBase

)

It will build FDT based on memory allocation information from Hobs.

Parameters

[in]

FdtBase

Address of the Fdt data.

Return values

EFI_SUCCESS	If it completed successfully.
Others	If it failed to build required FDT.

Definition at line 142 of file X86_BuildFdtLib.c.

BuildFdtForMemory()

EFI_STATUS BuildFdtForMemory

(

IN VOID *

FdtBase

)

It will build FDT based on memory information from Hobs.

Parameters

[in]

FdtBase

Address of the Fdt data.

Return values

EFI_SUCCESS	If it completed successfully.
Others	If it failed to build required FDT.

Definition at line 91 of file X86_BuildFdtLib.c.

BuildFdtForPciRootBridge()

EFI_STATUS BuildFdtForPciRootBridge

(

IN VOID *

FdtBase

)

It will build FDT based on BuildFdtForPciRootBridge information.

Parameters

[in]

FdtBase

Address of the Fdt data.

Return values

EFI_SUCCESS	If it completed successfully.
Others	If it failed to build required FDT.

Definition at line 436 of file X86_BuildFdtLib.c.

BuildFdtForSerial()

EFI_STATUS BuildFdtForSerial	(	IN INT32	ISANode,
		IN VOID *	FdtBase
	)

It will build FDT based on serial information.

Parameters

[in]	ISANode	ISANode.
[in]	FdtBase	Address of the Fdt data.

Return values

EFI_SUCCESS	If it completed successfully.
Others	If it failed to build required FDT.

Definition at line 307 of file X86_BuildFdtLib.c.

BuildFdtForSerialLpss()

EFI_STATUS BuildFdtForSerialLpss	(	IN INT32	ISANode,
		IN VOID *	FdtBase
	)

It will build FDT based on serial information.

Parameters

[in]	ISANode	ISANode.
[in]	FdtBase	Address of the Fdt data.

Return values

EFI_SUCCESS	If it completed successfully.
Others	If it failed to build required FDT.

Definition at line 369 of file X86_BuildFdtLib.c.

BuildFdtForUPL()

EFI_STATUS BuildFdtForUPL

(

IN VOID *

FdtBase

)

It will build FDT for UPL consumed.

Parameters

[in]

FdtBase

Address of the Fdt data.

Return values

EFI_SUCCESS	If it completed successfully.
Others	If it failed to build required FDT.

Definition at line 974 of file X86_BuildFdtLib.c.

BuildFdtForUplRequired()

EFI_STATUS BuildFdtForUplRequired

(

IN VOID *

FdtBase

)

It will build FDT for UPL required data.

Parameters

[in]

FdtBase

Address of the Fdt data.

Return values

EFI_SUCCESS	If it completed successfully.
Others	If it failed to build required FDT.

Definition at line 873 of file X86_BuildFdtLib.c.

LocatePciDevicePpi()

EFI_STATUS EFIAPI LocatePciDevicePpi

(

VOID

)

The wrapper function of PeiServicesLocatePpi() for gEdkiiPeiPciDevicePpiGuid and Save the PPI to mPciDevicePpi.

Return values

EFI_SUCCESS	If it locate gEdkiiPeiPciDevicePpiGuid successfully.
EFI_NOT_FOUND	If it can't find gEdkiiPeiPciDevicePpiGuid.

Definition at line 63 of file X86_BuildFdtLib.c.

Variable Documentation

mMemoryAllocType

CHAR8* mMemoryAllocType[]

Initial value:

= {
  "Reserved",
  "LoaderCode",
  "LoaderData",
  "boot-code",
  "boot-data",
  "runtime-code",
  "runtime-data",
  "ConventionalMemory",
  "UnusableMemory",
  "acpi",
  "acpi-nvs",
  "mmio",
  "MemoryMappedIOPortSpace",
  "PalCode",
  "PersistentMemory",
}

Definition at line 37 of file X86_BuildFdtLib.c.

mPciDevicePpi

EDKII_PCI_DEVICE_PPI* mPciDevicePpi

Definition at line 34 of file X86_BuildFdtLib.c.

mResourceAssigned

BOOLEAN mResourceAssigned

Definition at line 35 of file X86_BuildFdtLib.c.