[edk2-devel] [PATCH v4 11/15] ArmVirtPkg: Support for kvmtool virtual platform
Ard Biesheuvel
ard.biesheuvel at arm.com
Tue Jul 7 13:27:26 UTC 2020
On 7/7/20 3:48 PM, Sami Mujawar wrote:
> Kvmtool is a virtual machine manager that enables hosting
> KVM guests. Kvmtool emulates certain devices like serial
> port, RTC, etc. essentially providing a virtual platform.
>
> This patch adds support for kvmtool virtual platform.
>
> Following is a brief description of the firmware
> implementation choices:
>
> - Serial Port: 16550 UART
> On some platforms the 16550 UART is interfaced using
> PCI. Therefore, the 16550 Serial port library is
> dependent on the PCI library. The 16550 UART driver
> checks the Device ID represented using the PCD
> gEfiMdeModulePkgTokenSpaceGuid.PcdSerialPciDeviceInfo
> to determine if the UART is behind PCI.
> If the Device ID is 0xFF then the serial 16550 UART
> is not behind PCI.
>
> On Kvmtool the Serial 16550 UART is not behind PCI,
> and therefore a combination of BasePciLibPciExpress
> and BasePciExpressLib is used to satisfy the PCI
> library dependency.
>
> The PcdSerialPciDeviceInfo is also set to 0xFF to
> indicate that the Serial 16550 UART is not behind
> PCI. The PCD PcdSerialUseMmio is also set to TRUE
> to indicate MMIO accesses are required for the
> UART registers.
>
> Additionally two instances of PlatformHookLibs are
> provided EarlyFdt16550SerialPortHookLib and
> Fdt16550SerialPortHookLib to patch the
> PcdSerialRegisterBase so that BaseSerialPortLib16550
> and retrieve the base address of the 16550 UART.
>
> - Dependency order for Flash
> FaultTolerantWriteDxe makes use of PCDs (e.g.
> PcdFlashNvStorageFtwSpareBase64 etc.), which in
> case of kvmtool will be evaluated based on the CFI
> flash base address read from the DT. These variables
> are populated in the NorFlashPlatformLib loaded by
> ArmVeNorFlashDxe.
>
> This results in a dependency issue with
> FaultTolerantWriteDxe. To resolve this make the
> NorFlashPlatformLib as a library dependency for
> FaultTolerantWriteDxe.
>
> - RTC Controller
> A separate patch updates the MC146818 RTC controller
> driver to support MMIO accesses.
> A KvmtoolRtcFdtClientLib has been introduced to
> extract the base addresses of the RTC controller
> from the platform device tree and map the RTC
> register space as Runtime Memory.
>
> Signed-off-by: Sami Mujawar <sami.mujawar at arm.com>
> Acked-by: Laszlo Ersek <lersek at redhat.com>
Reviewed-by: Ard Biesheuvel <ard.biesheuvel at arm.com>
> ---
>
> Notes:
> v4:
> - Updated to use XIPFLAGS to set no-jump-tables. Removed [Sami]
> Networking and EBC support in this patch series. These
> features will be added later as separate patches.
> - Use XIPFLAGS to set no-jump-tables and use .inc files [Ard]
> for NetworkPkg modules.
> Ref: https://edk2.groups.io/g/devel/topic/75081494
>
> v3:
> - Use correct terminology. kvmtool is *not* an emulator. [Ard]
> - Updated patch series to reflect correct terminology. [Sami]
> - Don't define bits and pieces you cannot make use of. [Ard]
> - Updated workspace to remove unsupported features. [Sami]
> Ref: https://edk2.groups.io/g/devel/topic/74200917#59552
>
> v2:
> - Updates to reflect review comments and support [Sami]
> for latest features emulated by kvmtool e.g. CFI.
>
> v1:
> - Add support for Kvmtool emulated platform [Sami]
> - Add more justification for platform and [Laszlo]
> document platform maintainer.
> Ref: https://edk2.groups.io/g/devel/topic/30915279#30693
>
> ArmVirtPkg/ArmVirtKvmTool.dsc | 321 ++++++++++++++++++++
> ArmVirtPkg/ArmVirtKvmTool.fdf | 234 ++++++++++++++
> 2 files changed, 555 insertions(+)
>
> diff --git a/ArmVirtPkg/ArmVirtKvmTool.dsc b/ArmVirtPkg/ArmVirtKvmTool.dsc
> new file mode 100644
> index 0000000000000000000000000000000000000000..bf008be50fcb96bbe4f559f0b165a7a555b4cc1f
> --- /dev/null
> +++ b/ArmVirtPkg/ArmVirtKvmTool.dsc
> @@ -0,0 +1,321 @@
> +# @file
> +# Workspace file for KVMTool virtual platform.
> +#
> +# Copyright (c) 2018 - 2020, ARM Limited. All rights reserved.
> +#
> +# SPDX-License-Identifier: BSD-2-Clause-Patent
> +#
> +#
> +
> +################################################################################
> +#
> +# Defines Section - statements that will be processed to create a Makefile.
> +#
> +################################################################################
> +[Defines]
> + PLATFORM_NAME = ArmVirtKvmTool
> + PLATFORM_GUID = 4CB2C61E-FA32-4130-8E37-54ABC71A1A43
> + PLATFORM_VERSION = 0.1
> + DSC_SPECIFICATION = 0x0001001B
> +!ifdef $(EDK2_OUT_DIR)
> + OUTPUT_DIRECTORY = $(EDK2_OUT_DIR)
> +!else
> + OUTPUT_DIRECTORY = Build/ArmVirtKvmTool-$(ARCH)
> +!endif
> + SUPPORTED_ARCHITECTURES = AARCH64|ARM
> + BUILD_TARGETS = DEBUG|RELEASE
> + SKUID_IDENTIFIER = DEFAULT
> + FLASH_DEFINITION = ArmVirtPkg/ArmVirtKvmTool.fdf
> +
> +!include ArmVirtPkg/ArmVirt.dsc.inc
> +
> +[LibraryClasses.common]
> + ArmLib|ArmPkg/Library/ArmLib/ArmBaseLib.inf
> + ArmMmuLib|ArmPkg/Library/ArmMmuLib/ArmMmuBaseLib.inf
> +
> + # Virtio Support
> + VirtioLib|OvmfPkg/Library/VirtioLib/VirtioLib.inf
> + VirtioMmioDeviceLib|OvmfPkg/Library/VirtioMmioDeviceLib/VirtioMmioDeviceLib.inf
> +
> + ArmPlatformLib|ArmPlatformPkg/Library/ArmPlatformLibNull/ArmPlatformLibNull.inf
> + ArmVirtMemInfoLib|ArmVirtPkg/Library/KvmtoolVirtMemInfoLib/KvmtoolVirtMemInfoLib.inf
> +
> + TimerLib|ArmPkg/Library/ArmArchTimerLib/ArmArchTimerLib.inf
> + NorFlashPlatformLib|ArmVirtPkg/Library/NorFlashKvmtoolLib/NorFlashKvmtoolLib.inf
> +
> + CapsuleLib|MdeModulePkg/Library/DxeCapsuleLibNull/DxeCapsuleLibNull.inf
> +
> + # BDS Libraries
> + UefiBootManagerLib|MdeModulePkg/Library/UefiBootManagerLib/UefiBootManagerLib.inf
> + PlatformBootManagerLib|ArmPkg/Library/PlatformBootManagerLib/PlatformBootManagerLib.inf
> + BootLogoLib|MdeModulePkg/Library/BootLogoLib/BootLogoLib.inf
> +
> + CustomizedDisplayLib|MdeModulePkg/Library/CustomizedDisplayLib/CustomizedDisplayLib.inf
> + FrameBufferBltLib|MdeModulePkg/Library/FrameBufferBltLib/FrameBufferBltLib.inf
> +
> + FileExplorerLib|MdeModulePkg/Library/FileExplorerLib/FileExplorerLib.inf
> +
> + PciPcdProducerLib|ArmVirtPkg/Library/FdtPciPcdProducerLib/FdtPciPcdProducerLib.inf
> + PciSegmentLib|MdePkg/Library/BasePciSegmentLibPci/BasePciSegmentLibPci.inf
> + PciHostBridgeLib|ArmVirtPkg/Library/FdtPciHostBridgeLib/FdtPciHostBridgeLib.inf
> +
> + TpmMeasurementLib|MdeModulePkg/Library/TpmMeasurementLibNull/TpmMeasurementLibNull.inf
> + AuthVariableLib|MdeModulePkg/Library/AuthVariableLibNull/AuthVariableLibNull.inf
> +
> + PlatformPeiLib|ArmVirtPkg/Library/KvmtoolPlatformPeiLib/KvmtoolPlatformPeiLib.inf
> +
> + PciExpressLib|MdePkg/Library/BasePciExpressLib/BasePciExpressLib.inf
> + PlatformHookLib|ArmVirtPkg/Library/Fdt16550SerialPortHookLib/Fdt16550SerialPortHookLib.inf
> + SerialPortLib|MdeModulePkg/Library/BaseSerialPortLib16550/BaseSerialPortLib16550.inf
> +
> +[LibraryClasses.common.SEC, LibraryClasses.common.PEI_CORE, LibraryClasses.common.PEIM]
> + PciExpressLib|MdePkg/Library/BasePciExpressLib/BasePciExpressLib.inf
> + PlatformHookLib|ArmVirtPkg/Library/Fdt16550SerialPortHookLib/EarlyFdt16550SerialPortHookLib.inf
> + SerialPortLib|MdeModulePkg/Library/BaseSerialPortLib16550/BaseSerialPortLib16550.inf
> +
> +[LibraryClasses.common.UEFI_DRIVER]
> + UefiScsiLib|MdePkg/Library/UefiScsiLib/UefiScsiLib.inf
> +
> +[BuildOptions]
> + *_*_*_CC_FLAGS = -D DISABLE_NEW_DEPRECATED_INTERFACES
> + #
> + # We need to avoid jump tables in SEC and BASE modules, so that the PE/COFF
> + # self-relocation code itself is guaranteed to be position independent.
> + #
> + GCC:*_*_*_CC_XIPFLAGS = -fno-jump-tables
> +
> +################################################################################
> +#
> +# Pcd Section - list of all EDK II PCD Entries defined by this Platform
> +#
> +################################################################################
> +
> +[PcdsFeatureFlag.common]
> + ## If TRUE, Graphics Output Protocol will be installed on virtual handle created by ConsplitterDxe.
> + # It could be set FALSE to save size.
> + gEfiMdeModulePkgTokenSpaceGuid.PcdConOutGopSupport|TRUE
> + gEfiMdeModulePkgTokenSpaceGuid.PcdConOutUgaSupport|FALSE
> +
> + # Use MMIO for accessing RTC controller registers.
> + gPcAtChipsetPkgTokenSpaceGuid.PcdRtcUseMmio|TRUE
> +
> +[PcdsFixedAtBuild.common]
> + gEfiMdePkgTokenSpaceGuid.PcdDebugPrintErrorLevel|0x8000000F
> +
> + gArmPlatformTokenSpaceGuid.PcdCoreCount|1
> +
> +!if $(ARCH) == AARCH64
> + gArmTokenSpaceGuid.PcdVFPEnabled|1
> +!endif
> +
> + gArmPlatformTokenSpaceGuid.PcdCPUCorePrimaryStackSize|0x4000
> + gEfiMdeModulePkgTokenSpaceGuid.PcdMaxVariableSize|0x2000
> + gEfiMdeModulePkgTokenSpaceGuid.PcdMaxAuthVariableSize|0x2800
> +
> + # Size of the region used by UEFI in permanent memory (Reserved 64MB)
> + gArmPlatformTokenSpaceGuid.PcdSystemMemoryUefiRegionSize|0x04000000
> +
> + #
> + # TTY Terminal Type
> + # 0-PCANSI, 1-VT100, 2-VT00+, 3-UTF8, 4-TTYTERM
> + gEfiMdePkgTokenSpaceGuid.PcdDefaultTerminalType|4
> +
> + #
> + # ARM Virtual Architectural Timer -- fetch frequency from KVM
> + #
> + gArmTokenSpaceGuid.PcdArmArchTimerFreqInHz|0
> +
> + # Use MMIO for accessing Serial port registers.
> + gEfiMdeModulePkgTokenSpaceGuid.PcdSerialUseMmio|TRUE
> + gEfiMdeModulePkgTokenSpaceGuid.PcdSerialPciDeviceInfo|{0xFF}
> +
> + gEfiMdeModulePkgTokenSpaceGuid.PcdResetOnMemoryTypeInformationChange|FALSE
> + gEfiMdeModulePkgTokenSpaceGuid.PcdBootManagerMenuFile|{ 0x21, 0xaa, 0x2c, 0x46, 0x14, 0x76, 0x03, 0x45, 0x83, 0x6e, 0x8a, 0xb6, 0xf4, 0x66, 0x23, 0x31 }
> +
> + #
> + # The maximum physical I/O addressability of the processor, set with
> + # BuildCpuHob().
> + #
> + gEmbeddedTokenSpaceGuid.PcdPrePiCpuIoSize|16
> +
> +[PcdsPatchableInModule.common]
> + #
> + # This will be overridden in the code
> + #
> + gArmTokenSpaceGuid.PcdSystemMemoryBase|0x0
> + gArmTokenSpaceGuid.PcdSystemMemorySize|0x0
> +
> + #
> + # The device tree base address is handed off by kvmtool.
> + # We are booting from RAM using the Linux kernel boot protocol,
> + # x0 will point to the DTB image in memory.
> + #
> + gArmVirtTokenSpaceGuid.PcdDeviceTreeInitialBaseAddress|0x0
> +
> + gArmTokenSpaceGuid.PcdFdBaseAddress|0x0
> + gArmTokenSpaceGuid.PcdFvBaseAddress|0x0
> +
> + gEfiMdeModulePkgTokenSpaceGuid.PcdSerialRegisterBase|0x0
> +
> +[PcdsDynamicDefault.common]
> + gEfiMdePkgTokenSpaceGuid.PcdPlatformBootTimeOut|3
> +
> + gArmTokenSpaceGuid.PcdArmArchTimerSecIntrNum|0x0
> + gArmTokenSpaceGuid.PcdArmArchTimerIntrNum|0x0
> + gArmTokenSpaceGuid.PcdArmArchTimerVirtIntrNum|0x0
> + gArmTokenSpaceGuid.PcdArmArchTimerHypIntrNum|0x0
> +
> + #
> + # ARM General Interrupt Controller
> + #
> + gArmTokenSpaceGuid.PcdGicDistributorBase|0x0
> + gArmTokenSpaceGuid.PcdGicRedistributorsBase|0x0
> + gArmTokenSpaceGuid.PcdGicInterruptInterfaceBase|0x0
> +
> + #
> + # Set video resolution for boot options and for text setup.
> + # PlatformDxe can set the former at runtime.
> + #
> + gEfiMdeModulePkgTokenSpaceGuid.PcdVideoHorizontalResolution|800
> + gEfiMdeModulePkgTokenSpaceGuid.PcdVideoVerticalResolution|600
> + gEfiMdeModulePkgTokenSpaceGuid.PcdSetupVideoHorizontalResolution|640
> + gEfiMdeModulePkgTokenSpaceGuid.PcdSetupVideoVerticalResolution|480
> +
> + ## Force DTB
> + gArmVirtTokenSpaceGuid.PcdForceNoAcpi|TRUE
> +
> + # Setup Flash storage variables
> + gEfiMdeModulePkgTokenSpaceGuid.PcdFlashNvStorageVariableBase|0
> + gEfiMdeModulePkgTokenSpaceGuid.PcdFlashNvStorageVariableSize|0x40000
> + gEfiMdeModulePkgTokenSpaceGuid.PcdFlashNvStorageFtwWorkingBase|0
> + gEfiMdeModulePkgTokenSpaceGuid.PcdFlashNvStorageFtwWorkingSize|0x40000
> + gEfiMdeModulePkgTokenSpaceGuid.PcdFlashNvStorageFtwSpareBase|0
> + gEfiMdeModulePkgTokenSpaceGuid.PcdFlashNvStorageFtwSpareSize|0x40000
> +
> + ## RTC Register address in MMIO space.
> + gPcAtChipsetPkgTokenSpaceGuid.PcdRtcIndexRegister64|0x0
> + gPcAtChipsetPkgTokenSpaceGuid.PcdRtcTargetRegister64|0x0
> +
> +################################################################################
> +#
> +# Components Section - list of all EDK II Modules needed by this Platform
> +#
> +################################################################################
> +[Components.common]
> + #
> + # PEI Phase modules
> + #
> + ArmVirtPkg/PrePi/ArmVirtPrePiUniCoreRelocatable.inf {
> + <LibraryClasses>
> + ExtractGuidedSectionLib|EmbeddedPkg/Library/PrePiExtractGuidedSectionLib/PrePiExtractGuidedSectionLib.inf
> + LzmaDecompressLib|MdeModulePkg/Library/LzmaCustomDecompressLib/LzmaCustomDecompressLib.inf
> + PrePiLib|EmbeddedPkg/Library/PrePiLib/PrePiLib.inf
> + HobLib|EmbeddedPkg/Library/PrePiHobLib/PrePiHobLib.inf
> + PrePiHobListPointerLib|ArmPlatformPkg/Library/PrePiHobListPointerLib/PrePiHobListPointerLib.inf
> + MemoryAllocationLib|EmbeddedPkg/Library/PrePiMemoryAllocationLib/PrePiMemoryAllocationLib.inf
> + }
> +
> + #
> + # DXE
> + #
> + MdeModulePkg/Core/Dxe/DxeMain.inf {
> + <LibraryClasses>
> + NULL|MdeModulePkg/Library/DxeCrc32GuidedSectionExtractLib/DxeCrc32GuidedSectionExtractLib.inf
> + DevicePathLib|MdePkg/Library/UefiDevicePathLib/UefiDevicePathLib.inf
> + }
> + MdeModulePkg/Universal/PCD/Dxe/Pcd.inf {
> + <LibraryClasses>
> + PcdLib|MdePkg/Library/BasePcdLibNull/BasePcdLibNull.inf
> + }
> +
> + #
> + # Architectural Protocols
> + #
> + ArmPkg/Drivers/CpuDxe/CpuDxe.inf
> + MdeModulePkg/Core/RuntimeDxe/RuntimeDxe.inf
> + MdeModulePkg/Universal/Variable/RuntimeDxe/VariableRuntimeDxe.inf {
> + <LibraryClasses>
> + NULL|MdeModulePkg/Library/VarCheckUefiLib/VarCheckUefiLib.inf
> + NULL|EmbeddedPkg/Library/NvVarStoreFormattedLib/NvVarStoreFormattedLib.inf
> + BaseMemoryLib|MdePkg/Library/BaseMemoryLib/BaseMemoryLib.inf
> + }
> +
> + MdeModulePkg/Universal/SecurityStubDxe/SecurityStubDxe.inf
> + MdeModulePkg/Universal/CapsuleRuntimeDxe/CapsuleRuntimeDxe.inf
> + MdeModulePkg/Universal/FaultTolerantWriteDxe/FaultTolerantWriteDxe.inf {
> + <LibraryClasses>
> + NULL|ArmVirtPkg/Library/NorFlashKvmtoolLib/NorFlashKvmtoolLib.inf
> + }
> +
> + MdeModulePkg/Universal/MonotonicCounterRuntimeDxe/MonotonicCounterRuntimeDxe.inf
> + MdeModulePkg/Universal/ResetSystemRuntimeDxe/ResetSystemRuntimeDxe.inf
> + MdeModulePkg/Universal/Metronome/Metronome.inf
> + PcAtChipsetPkg/PcatRealTimeClockRuntimeDxe/PcatRealTimeClockRuntimeDxe.inf {
> + <LibraryClasses>
> + NULL|ArmVirtPkg/Library/KvmtoolRtcFdtClientLib/KvmtoolRtcFdtClientLib.inf
> + }
> +
> + MdeModulePkg/Universal/Console/ConPlatformDxe/ConPlatformDxe.inf
> + MdeModulePkg/Universal/Console/ConSplitterDxe/ConSplitterDxe.inf
> + MdeModulePkg/Universal/Console/GraphicsConsoleDxe/GraphicsConsoleDxe.inf
> + MdeModulePkg/Universal/Console/TerminalDxe/TerminalDxe.inf
> + MdeModulePkg/Universal/SerialDxe/SerialDxe.inf
> +
> + MdeModulePkg/Universal/HiiDatabaseDxe/HiiDatabaseDxe.inf
> +
> + ArmPkg/Drivers/ArmGic/ArmGicDxe.inf
> + ArmPkg/Drivers/TimerDxe/TimerDxe.inf {
> + <LibraryClasses>
> + NULL|ArmVirtPkg/Library/ArmVirtTimerFdtClientLib/ArmVirtTimerFdtClientLib.inf
> + }
> +
> + ArmPlatformPkg/Drivers/NorFlashDxe/NorFlashDxe.inf
> +
> + MdeModulePkg/Universal/WatchdogTimerDxe/WatchdogTimer.inf
> +
> + #
> + # Platform Driver
> + #
> + ArmVirtPkg/KvmtoolPlatformDxe/KvmtoolPlatformDxe.inf
> + ArmVirtPkg/VirtioFdtDxe/VirtioFdtDxe.inf
> + ArmVirtPkg/FdtClientDxe/FdtClientDxe.inf
> + ArmVirtPkg/HighMemDxe/HighMemDxe.inf
> + OvmfPkg/VirtioBlkDxe/VirtioBlk.inf
> + OvmfPkg/VirtioScsiDxe/VirtioScsi.inf
> + OvmfPkg/VirtioNetDxe/VirtioNet.inf
> + OvmfPkg/VirtioRngDxe/VirtioRng.inf
> +
> + #
> + # FAT filesystem + GPT/MBR partitioning + UDF filesystem
> + #
> + MdeModulePkg/Universal/Disk/DiskIoDxe/DiskIoDxe.inf
> + MdeModulePkg/Universal/Disk/PartitionDxe/PartitionDxe.inf
> + MdeModulePkg/Universal/Disk/UnicodeCollation/EnglishDxe/EnglishDxe.inf
> + FatPkg/EnhancedFatDxe/Fat.inf
> + MdeModulePkg/Universal/Disk/UdfDxe/UdfDxe.inf
> +
> + #
> + # Bds
> + #
> + MdeModulePkg/Universal/DevicePathDxe/DevicePathDxe.inf {
> + <LibraryClasses>
> + DevicePathLib|MdePkg/Library/UefiDevicePathLib/UefiDevicePathLib.inf
> + PcdLib|MdePkg/Library/BasePcdLibNull/BasePcdLibNull.inf
> + }
> + MdeModulePkg/Universal/DisplayEngineDxe/DisplayEngineDxe.inf
> + MdeModulePkg/Universal/SetupBrowserDxe/SetupBrowserDxe.inf
> + MdeModulePkg/Universal/DriverHealthManagerDxe/DriverHealthManagerDxe.inf
> + MdeModulePkg/Universal/BdsDxe/BdsDxe.inf
> + MdeModulePkg/Logo/LogoDxe.inf
> + MdeModulePkg/Application/UiApp/UiApp.inf {
> + <LibraryClasses>
> + NULL|MdeModulePkg/Library/DeviceManagerUiLib/DeviceManagerUiLib.inf
> + NULL|MdeModulePkg/Library/BootManagerUiLib/BootManagerUiLib.inf
> + NULL|MdeModulePkg/Library/BootMaintenanceManagerUiLib/BootMaintenanceManagerUiLib.inf
> + }
> +
> + #
> + # SCSI Bus and Disk Driver
> + #
> + MdeModulePkg/Bus/Scsi/ScsiBusDxe/ScsiBusDxe.inf
> + MdeModulePkg/Bus/Scsi/ScsiDiskDxe/ScsiDiskDxe.inf
> diff --git a/ArmVirtPkg/ArmVirtKvmTool.fdf b/ArmVirtPkg/ArmVirtKvmTool.fdf
> new file mode 100644
> index 0000000000000000000000000000000000000000..ebc82c5bd53cf98bc829c57dc0946b7a5854ca6c
> --- /dev/null
> +++ b/ArmVirtPkg/ArmVirtKvmTool.fdf
> @@ -0,0 +1,234 @@
> +#
> +# Copyright (c) 2018 - 2020, ARM Limited. All rights reserved.
> +#
> +# SPDX-License-Identifier: BSD-2-Clause-Patent
> +#
> +#
> +
> +################################################################################
> +#
> +# FD Section
> +# The [FD] Section is made up of the definition statements and a
> +# description of what goes into the Flash Device Image. Each FD section
> +# defines one flash "device" image. A flash device image may be one of
> +# the following: Removable media bootable image (like a boot floppy
> +# image,) an Option ROM image (that would be "flashed" into an add-in
> +# card,) a System "Flash" image (that would be burned into a system's
> +# flash) or an Update ("Capsule") image that will be used to update and
> +# existing system flash.
> +#
> +################################################################################
> +
> +[FD.KVMTOOL_EFI]
> +BaseAddress = 0x00000000|gArmTokenSpaceGuid.PcdFdBaseAddress
> +# The size in bytes of the FLASH Device
> +Size = 0x00200000|gArmTokenSpaceGuid.PcdFdSize
> +ErasePolarity = 1
> +
> +# This one is tricky, it must be: BlockSize * NumBlocks = Size
> +BlockSize = 0x00001000
> +NumBlocks = 0x200
> +
> +################################################################################
> +#
> +# Following are lists of FD Region layout which correspond to the locations of different
> +# images within the flash device.
> +#
> +# Regions must be defined in ascending order and may not overlap.
> +#
> +# A Layout Region start with a eight digit hex offset (leading "0x" required) followed by
> +# the pipe "|" character, followed by the size of the region, also in hex with the leading
> +# "0x" characters. Like:
> +# Offset|Size
> +# PcdOffsetCName|PcdSizeCName
> +# RegionType <FV, DATA, or FILE>
> +#
> +################################################################################
> +
> +#
> +# Implement the Linux kernel header layout so that the loader will identify
> +# it as something bootable, and execute it with a FDT pointer in x0 or r2.
> +# This area will be reused to store a copy of the FDT so round it up to 32 KB.
> +#
> +0x00000000|0x00008000
> +DATA = {
> +!if $(ARCH) == AARCH64
> + 0x01, 0x00, 0x00, 0x10, # code0: adr x1, .
> + 0xff, 0x1f, 0x00, 0x14, # code1: b 0x8000
> + 0x00, 0x00, 0x08, 0x00, 0x00, 0x00, 0x00, 0x00, # text_offset: 512 KB
> + 0x00, 0x00, 0x20, 0x00, 0x00, 0x00, 0x00, 0x00, # image_size: 2 MB
> + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, # flags
> + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, # res2
> + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, # res3
> + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, # res4
> + 0x41, 0x52, 0x4d, 0x64, # magic: "ARM\x64"
> + 0x00, 0x00, 0x00, 0x00 # res5
> +!else
> + 0x08, 0x10, 0x4f, 0xe2, # adr r1, .
> + 0x02, 0x00, 0xa0, 0xe1, # mov r0, r2 (DTB)
> + 0x00, 0x00, 0xa0, 0xe1, # nop
> + 0x00, 0x00, 0xa0, 0xe1, # nop
> + 0x00, 0x00, 0xa0, 0xe1, # nop
> + 0x00, 0x00, 0xa0, 0xe1, # nop
> + 0x00, 0x00, 0xa0, 0xe1, # nop
> + 0x00, 0x00, 0xa0, 0xe1, # nop
> +
> + 0xf6, 0x1f, 0x00, 0xea, # b 0x8000
> + 0x18, 0x28, 0x6f, 0x01, # magic
> + 0x00, 0x00, 0x00, 0x00, # start
> + 0x00, 0x00, 0x20, 0x00, # image size: 2 MB
> + 0x01, 0x02, 0x03, 0x04 # endiannness flag
> +!endif
> +}
> +
> +0x00008000|0x001f8000
> +gArmTokenSpaceGuid.PcdFvBaseAddress|gArmTokenSpaceGuid.PcdFvSize
> +FV = FVMAIN_COMPACT
> +
> +################################################################################
> +#
> +# FV Section
> +#
> +# [FV] section is used to define what components or modules are placed within a flash
> +# device file. This section also defines order the components and modules are positioned
> +# within the image. The [FV] section consists of define statements, set statements and
> +# module statements.
> +#
> +################################################################################
> +
> +[FV.FvMain]
> +FvNameGuid = 8A91C08E-7D9D-4933-84D6-901D26D0766E
> +BlockSize = 0x40
> +NumBlocks = 0 # This FV gets compressed so make it just big enough
> +FvAlignment = 16 # FV alignment and FV attributes setting.
> +ERASE_POLARITY = 1
> +MEMORY_MAPPED = TRUE
> +STICKY_WRITE = TRUE
> +LOCK_CAP = TRUE
> +LOCK_STATUS = TRUE
> +WRITE_DISABLED_CAP = TRUE
> +WRITE_ENABLED_CAP = TRUE
> +WRITE_STATUS = TRUE
> +WRITE_LOCK_CAP = TRUE
> +WRITE_LOCK_STATUS = TRUE
> +READ_DISABLED_CAP = TRUE
> +READ_ENABLED_CAP = TRUE
> +READ_STATUS = TRUE
> +READ_LOCK_CAP = TRUE
> +READ_LOCK_STATUS = TRUE
> +
> + INF MdeModulePkg/Core/Dxe/DxeMain.inf
> + INF MdeModulePkg/Universal/PCD/Dxe/Pcd.inf
> + INF ArmVirtPkg/VirtioFdtDxe/VirtioFdtDxe.inf
> + INF ArmVirtPkg/FdtClientDxe/FdtClientDxe.inf
> + INF ArmVirtPkg/KvmtoolPlatformDxe/KvmtoolPlatformDxe.inf
> + INF ArmVirtPkg/HighMemDxe/HighMemDxe.inf
> +
> + #
> + # PI DXE Drivers producing Architectural Protocols (EFI Services)
> + #
> + INF ArmPkg/Drivers/CpuDxe/CpuDxe.inf
> + INF MdeModulePkg/Core/RuntimeDxe/RuntimeDxe.inf
> + INF MdeModulePkg/Universal/SecurityStubDxe/SecurityStubDxe.inf
> + INF MdeModulePkg/Universal/CapsuleRuntimeDxe/CapsuleRuntimeDxe.inf
> + INF MdeModulePkg/Universal/FaultTolerantWriteDxe/FaultTolerantWriteDxe.inf
> + INF MdeModulePkg/Universal/Variable/RuntimeDxe/VariableRuntimeDxe.inf
> +
> + INF MdeModulePkg/Universal/MonotonicCounterRuntimeDxe/MonotonicCounterRuntimeDxe.inf
> + INF MdeModulePkg/Universal/ResetSystemRuntimeDxe/ResetSystemRuntimeDxe.inf
> +
> + INF MdeModulePkg/Universal/Metronome/Metronome.inf
> + INF PcAtChipsetPkg/PcatRealTimeClockRuntimeDxe/PcatRealTimeClockRuntimeDxe.inf
> +
> + INF MdeModulePkg/Universal/HiiDatabaseDxe/HiiDatabaseDxe.inf
> +
> + #
> + # Multiple Console IO support
> + #
> + INF MdeModulePkg/Universal/Console/ConPlatformDxe/ConPlatformDxe.inf
> + INF MdeModulePkg/Universal/Console/ConSplitterDxe/ConSplitterDxe.inf
> + INF MdeModulePkg/Universal/Console/GraphicsConsoleDxe/GraphicsConsoleDxe.inf
> + INF MdeModulePkg/Universal/Console/TerminalDxe/TerminalDxe.inf
> + INF MdeModulePkg/Universal/SerialDxe/SerialDxe.inf
> +
> + INF ArmPkg/Drivers/ArmGic/ArmGicDxe.inf
> + INF ArmPkg/Drivers/TimerDxe/TimerDxe.inf
> + INF MdeModulePkg/Universal/WatchdogTimerDxe/WatchdogTimer.inf
> + INF ArmPlatformPkg/Drivers/NorFlashDxe/NorFlashDxe.inf
> +
> + #
> + # FAT filesystem + GPT/MBR partitioning + UDF filesystem
> + #
> + INF MdeModulePkg/Universal/Disk/DiskIoDxe/DiskIoDxe.inf
> + INF MdeModulePkg/Universal/Disk/PartitionDxe/PartitionDxe.inf
> + INF FatPkg/EnhancedFatDxe/Fat.inf
> + INF MdeModulePkg/Universal/Disk/UnicodeCollation/EnglishDxe/EnglishDxe.inf
> + INF MdeModulePkg/Universal/Disk/UdfDxe/UdfDxe.inf
> +
> + #
> + # Platform Driver
> + #
> + INF OvmfPkg/VirtioBlkDxe/VirtioBlk.inf
> + INF OvmfPkg/VirtioNetDxe/VirtioNet.inf
> + INF OvmfPkg/VirtioScsiDxe/VirtioScsi.inf
> + INF OvmfPkg/VirtioRngDxe/VirtioRng.inf
> +
> + #
> + # UEFI application (Shell Embedded Boot Loader)
> + #
> + INF ShellPkg/Application/Shell/Shell.inf
> + INF ShellPkg/DynamicCommand/TftpDynamicCommand/TftpDynamicCommand.inf
> +
> + #
> + # Bds
> + #
> + INF MdeModulePkg/Universal/DevicePathDxe/DevicePathDxe.inf
> + INF MdeModulePkg/Universal/DisplayEngineDxe/DisplayEngineDxe.inf
> + INF MdeModulePkg/Universal/SetupBrowserDxe/SetupBrowserDxe.inf
> + INF MdeModulePkg/Universal/DriverHealthManagerDxe/DriverHealthManagerDxe.inf
> + INF MdeModulePkg/Universal/BdsDxe/BdsDxe.inf
> + INF MdeModulePkg/Application/UiApp/UiApp.inf
> +
> + #
> + # SCSI Bus and Disk Driver
> + #
> + INF MdeModulePkg/Bus/Scsi/ScsiBusDxe/ScsiBusDxe.inf
> + INF MdeModulePkg/Bus/Scsi/ScsiDiskDxe/ScsiDiskDxe.inf
> +
> + #
> + # TianoCore logo (splash screen)
> + #
> + INF MdeModulePkg/Logo/LogoDxe.inf
> +
> + #
> + # Ramdisk support
> + #
> + INF MdeModulePkg/Universal/Disk/RamDiskDxe/RamDiskDxe.inf
> +
> +[FV.FVMAIN_COMPACT]
> +FvAlignment = 16
> +ERASE_POLARITY = 1
> +MEMORY_MAPPED = TRUE
> +STICKY_WRITE = TRUE
> +LOCK_CAP = TRUE
> +LOCK_STATUS = TRUE
> +WRITE_DISABLED_CAP = TRUE
> +WRITE_ENABLED_CAP = TRUE
> +WRITE_STATUS = TRUE
> +WRITE_LOCK_CAP = TRUE
> +WRITE_LOCK_STATUS = TRUE
> +READ_DISABLED_CAP = TRUE
> +READ_ENABLED_CAP = TRUE
> +READ_STATUS = TRUE
> +READ_LOCK_CAP = TRUE
> +READ_LOCK_STATUS = TRUE
> +
> + INF RuleOverride = SELF_RELOC ArmVirtPkg/PrePi/ArmVirtPrePiUniCoreRelocatable.inf
> +
> + FILE FV_IMAGE = 9E21FD93-9C72-4c15-8C4B-E77F1DB2D792 {
> + SECTION GUIDED EE4E5898-3914-4259-9D6E-DC7BD79403CF PROCESSING_REQUIRED = TRUE {
> + SECTION FV_IMAGE = FVMAIN
> + }
> + }
> +
> +!include ArmVirtRules.fdf.inc
>
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