Add PciCpuIo2Dxe driver to implement EFI_CPU_IO2_PROTOCOL to add the translation for IO access. This is copied from ArmPciCpuIo2Dxe driver.
Cc: Ard Biesheuvel <ardb+tianoc...@kernel.org> Cc: Jiewen Yao <jiewen....@intel.com> Cc: Jordan Justen <jordan.l.jus...@intel.com> Cc: Gerd Hoffmann <kra...@redhat.com> Signed-off-by: Sunil V L <suni...@ventanamicro.com> Acked-by: Abner Chang <abner.ch...@amd.com> --- OvmfPkg/RiscVVirt/PciCpuIo2Dxe/PciCpuIo2Dxe.inf | 48 ++ OvmfPkg/RiscVVirt/PciCpuIo2Dxe/PciCpuIo2Dxe.c | 557 ++++++++++++++++++++ 2 files changed, 605 insertions(+) diff --git a/OvmfPkg/RiscVVirt/PciCpuIo2Dxe/PciCpuIo2Dxe.inf b/OvmfPkg/RiscVVirt/PciCpuIo2Dxe/PciCpuIo2Dxe.inf new file mode 100644 index 000000000000..4f78cfa4067b --- /dev/null +++ b/OvmfPkg/RiscVVirt/PciCpuIo2Dxe/PciCpuIo2Dxe.inf @@ -0,0 +1,48 @@ +## @file +# Produces the CPU I/O 2 Protocol by using the services of the I/O Library. +# +# Copyright (c) 2009 - 2014, Intel Corporation. All rights reserved.<BR> +# Copyright (c) 2016, Linaro Ltd. All rights reserved.<BR> +# Copyright (c) 2022, Ventana Micro Systems Inc. All rights reserved.<BR> +# +# SPDX-License-Identifier: BSD-2-Clause-Patent +# +## + +[Defines] + INF_VERSION = 0x0001001B + BASE_NAME = PciCpuIo2Dxe + FILE_GUID = 9BD3C765-2579-4CF0-9349-D77205565030 + MODULE_TYPE = DXE_DRIVER + VERSION_STRING = 1.0 + ENTRY_POINT = PciCpuIo2Initialize + +# +# The following information is for reference only and not required by the build tools. +# +# VALID_ARCHITECTURES = RISCV64 +# + +[Sources] + PciCpuIo2Dxe.c + +[Packages] + OvmfPkg/OvmfPkg.dec + MdePkg/MdePkg.dec + +[LibraryClasses] + UefiDriverEntryPoint + BaseLib + DebugLib + IoLib + PcdLib + UefiBootServicesTableLib + +[Pcd] + gEfiMdePkgTokenSpaceGuid.PcdPciIoTranslation + +[Protocols] + gEfiCpuIo2ProtocolGuid ## PRODUCES + +[Depex] + TRUE diff --git a/OvmfPkg/RiscVVirt/PciCpuIo2Dxe/PciCpuIo2Dxe.c b/OvmfPkg/RiscVVirt/PciCpuIo2Dxe/PciCpuIo2Dxe.c new file mode 100644 index 000000000000..f3bf07e63141 --- /dev/null +++ b/OvmfPkg/RiscVVirt/PciCpuIo2Dxe/PciCpuIo2Dxe.c @@ -0,0 +1,557 @@ +/** @file + Produces the CPU I/O 2 Protocol. + +Copyright (c) 2009 - 2012, Intel Corporation. All rights reserved.<BR> +Copyright (c) 2016, Linaro Ltd. All rights reserved.<BR> +Copyright (c) 2022, Ventana Micro Systems Inc. All rights reserved.<BR> + +SPDX-License-Identifier: BSD-2-Clause-Patent + +**/ + +#include <PiDxe.h> + +#include <Protocol/CpuIo2.h> + +#include <Library/BaseLib.h> +#include <Library/DebugLib.h> +#include <Library/IoLib.h> +#include <Library/PcdLib.h> +#include <Library/UefiBootServicesTableLib.h> + +#define MAX_IO_PORT_ADDRESS 0xFFFF + +// +// Handle for the CPU I/O 2 Protocol +// +STATIC EFI_HANDLE mHandle = NULL; + +// +// Lookup table for increment values based on transfer widths +// +STATIC CONST UINT8 mInStride[] = { + 1, // EfiCpuIoWidthUint8 + 2, // EfiCpuIoWidthUint16 + 4, // EfiCpuIoWidthUint32 + 8, // EfiCpuIoWidthUint64 + 0, // EfiCpuIoWidthFifoUint8 + 0, // EfiCpuIoWidthFifoUint16 + 0, // EfiCpuIoWidthFifoUint32 + 0, // EfiCpuIoWidthFifoUint64 + 1, // EfiCpuIoWidthFillUint8 + 2, // EfiCpuIoWidthFillUint16 + 4, // EfiCpuIoWidthFillUint32 + 8 // EfiCpuIoWidthFillUint64 +}; + +// +// Lookup table for increment values based on transfer widths +// +STATIC CONST UINT8 mOutStride[] = { + 1, // EfiCpuIoWidthUint8 + 2, // EfiCpuIoWidthUint16 + 4, // EfiCpuIoWidthUint32 + 8, // EfiCpuIoWidthUint64 + 1, // EfiCpuIoWidthFifoUint8 + 2, // EfiCpuIoWidthFifoUint16 + 4, // EfiCpuIoWidthFifoUint32 + 8, // EfiCpuIoWidthFifoUint64 + 0, // EfiCpuIoWidthFillUint8 + 0, // EfiCpuIoWidthFillUint16 + 0, // EfiCpuIoWidthFillUint32 + 0 // EfiCpuIoWidthFillUint64 +}; + +/** + Check parameters to a CPU I/O 2 Protocol service request. + + The I/O operations are carried out exactly as requested. The caller is responsible + for satisfying any alignment and I/O width restrictions that a PI System on a + platform might require. For example on some platforms, width requests of + EfiCpuIoWidthUint64 do not work. Misaligned buffers, on the other hand, will + be handled by the driver. + + @param[in] MmioOperation TRUE for an MMIO operation, FALSE for I/O Port operation. + @param[in] Width Signifies the width of the I/O or Memory operation. + @param[in] Address The base address of the I/O operation. + @param[in] Count The number of I/O operations to perform. The number of + bytes moved is Width size * Count, starting at Address. + @param[in] Buffer For read operations, the destination buffer to store the results. + For write operations, the source buffer from which to write data. + + @retval EFI_SUCCESS The parameters for this request pass the checks. + @retval EFI_INVALID_PARAMETER Width is invalid for this PI system. + @retval EFI_INVALID_PARAMETER Buffer is NULL. + @retval EFI_UNSUPPORTED The Buffer is not aligned for the given Width. + @retval EFI_UNSUPPORTED The address range specified by Address, Width, + and Count is not valid for this PI system. + +**/ +STATIC +EFI_STATUS +CpuIoCheckParameter ( + IN BOOLEAN MmioOperation, + IN EFI_CPU_IO_PROTOCOL_WIDTH Width, + IN UINT64 Address, + IN UINTN Count, + IN VOID *Buffer + ) +{ + UINT64 MaxCount; + UINT64 Limit; + + // + // Check to see if Buffer is NULL + // + if (Buffer == NULL) { + return EFI_INVALID_PARAMETER; + } + + // + // Check to see if Width is in the valid range + // + if ((UINT32)Width >= EfiCpuIoWidthMaximum) { + return EFI_INVALID_PARAMETER; + } + + // + // For FIFO type, the target address won't increase during the access, + // so treat Count as 1 + // + if ((Width >= EfiCpuIoWidthFifoUint8) && (Width <= EfiCpuIoWidthFifoUint64)) { + Count = 1; + } + + // + // Check to see if Width is in the valid range for I/O Port operations + // + Width = (EFI_CPU_IO_PROTOCOL_WIDTH)(Width & 0x03); + if (!MmioOperation && (Width == EfiCpuIoWidthUint64)) { + return EFI_INVALID_PARAMETER; + } + + // + // Check to see if Address is aligned + // + if ((Address & (UINT64)(mInStride[Width] - 1)) != 0) { + return EFI_UNSUPPORTED; + } + + // + // Check to see if any address associated with this transfer exceeds the maximum + // allowed address. The maximum address implied by the parameters passed in is + // Address + Size * Count. If the following condition is met, then the transfer + // is not supported. + // + // Address + Size * Count > (MmioOperation ? MAX_ADDRESS : MAX_IO_PORT_ADDRESS) + 1 + // + // Since MAX_ADDRESS can be the maximum integer value supported by the CPU and Count + // can also be the maximum integer value supported by the CPU, this range + // check must be adjusted to avoid all overflow conditions. + // + // The following form of the range check is equivalent but assumes that + // MAX_ADDRESS and MAX_IO_PORT_ADDRESS are of the form (2^n - 1). + // + Limit = (MmioOperation ? MAX_ADDRESS : MAX_IO_PORT_ADDRESS); + if (Count == 0) { + if (Address > Limit) { + return EFI_UNSUPPORTED; + } + } else { + MaxCount = RShiftU64 (Limit, Width); + if (MaxCount < (Count - 1)) { + return EFI_UNSUPPORTED; + } + + if (Address > LShiftU64 (MaxCount - Count + 1, Width)) { + return EFI_UNSUPPORTED; + } + } + + // + // Check to see if Buffer is aligned + // + if (((UINTN)Buffer & ((MIN (sizeof (UINTN), mInStride[Width]) - 1))) != 0) { + return EFI_UNSUPPORTED; + } + + return EFI_SUCCESS; +} + +/** + Reads memory-mapped registers. + + The I/O operations are carried out exactly as requested. The caller is responsible + for satisfying any alignment and I/O width restrictions that a PI System on a + platform might require. For example on some platforms, width requests of + EfiCpuIoWidthUint64 do not work. Misaligned buffers, on the other hand, will + be handled by the driver. + + If Width is EfiCpuIoWidthUint8, EfiCpuIoWidthUint16, EfiCpuIoWidthUint32, + or EfiCpuIoWidthUint64, then both Address and Buffer are incremented for + each of the Count operations that is performed. + + If Width is EfiCpuIoWidthFifoUint8, EfiCpuIoWidthFifoUint16, + EfiCpuIoWidthFifoUint32, or EfiCpuIoWidthFifoUint64, then only Buffer is + incremented for each of the Count operations that is performed. The read or + write operation is performed Count times on the same Address. + + If Width is EfiCpuIoWidthFillUint8, EfiCpuIoWidthFillUint16, + EfiCpuIoWidthFillUint32, or EfiCpuIoWidthFillUint64, then only Address is + incremented for each of the Count operations that is performed. The read or + write operation is performed Count times from the first element of Buffer. + + @param[in] This A pointer to the EFI_CPU_IO2_PROTOCOL instance. + @param[in] Width Signifies the width of the I/O or Memory operation. + @param[in] Address The base address of the I/O operation. + @param[in] Count The number of I/O operations to perform. The number of + bytes moved is Width size * Count, starting at Address. + @param[out] Buffer For read operations, the destination buffer to store the results. + For write operations, the source buffer from which to write data. + + @retval EFI_SUCCESS The data was read from or written to the PI system. + @retval EFI_INVALID_PARAMETER Width is invalid for this PI system. + @retval EFI_INVALID_PARAMETER Buffer is NULL. + @retval EFI_UNSUPPORTED The Buffer is not aligned for the given Width. + @retval EFI_UNSUPPORTED The address range specified by Address, Width, + and Count is not valid for this PI system. + +**/ +STATIC +EFI_STATUS +EFIAPI +CpuMemoryServiceRead ( + IN EFI_CPU_IO2_PROTOCOL *This, + IN EFI_CPU_IO_PROTOCOL_WIDTH Width, + IN UINT64 Address, + IN UINTN Count, + OUT VOID *Buffer + ) +{ + EFI_STATUS Status; + UINT8 InStride; + UINT8 OutStride; + EFI_CPU_IO_PROTOCOL_WIDTH OperationWidth; + UINT8 *Uint8Buffer; + + Status = CpuIoCheckParameter (TRUE, Width, Address, Count, Buffer); + if (EFI_ERROR (Status)) { + return Status; + } + + // + // Select loop based on the width of the transfer + // + InStride = mInStride[Width]; + OutStride = mOutStride[Width]; + OperationWidth = (EFI_CPU_IO_PROTOCOL_WIDTH)(Width & 0x03); + for (Uint8Buffer = Buffer; Count > 0; Address += InStride, Uint8Buffer += OutStride, Count--) { + if (OperationWidth == EfiCpuIoWidthUint8) { + *Uint8Buffer = MmioRead8 ((UINTN)Address); + } else if (OperationWidth == EfiCpuIoWidthUint16) { + *((UINT16 *)Uint8Buffer) = MmioRead16 ((UINTN)Address); + } else if (OperationWidth == EfiCpuIoWidthUint32) { + *((UINT32 *)Uint8Buffer) = MmioRead32 ((UINTN)Address); + } else if (OperationWidth == EfiCpuIoWidthUint64) { + *((UINT64 *)Uint8Buffer) = MmioRead64 ((UINTN)Address); + } + } + + return EFI_SUCCESS; +} + +/** + Writes memory-mapped registers. + + The I/O operations are carried out exactly as requested. The caller is responsible + for satisfying any alignment and I/O width restrictions that a PI System on a + platform might require. For example on some platforms, width requests of + EfiCpuIoWidthUint64 do not work. Misaligned buffers, on the other hand, will + be handled by the driver. + + If Width is EfiCpuIoWidthUint8, EfiCpuIoWidthUint16, EfiCpuIoWidthUint32, + or EfiCpuIoWidthUint64, then both Address and Buffer are incremented for + each of the Count operations that is performed. + + If Width is EfiCpuIoWidthFifoUint8, EfiCpuIoWidthFifoUint16, + EfiCpuIoWidthFifoUint32, or EfiCpuIoWidthFifoUint64, then only Buffer is + incremented for each of the Count operations that is performed. The read or + write operation is performed Count times on the same Address. + + If Width is EfiCpuIoWidthFillUint8, EfiCpuIoWidthFillUint16, + EfiCpuIoWidthFillUint32, or EfiCpuIoWidthFillUint64, then only Address is + incremented for each of the Count operations that is performed. The read or + write operation is performed Count times from the first element of Buffer. + + @param[in] This A pointer to the EFI_CPU_IO2_PROTOCOL instance. + @param[in] Width Signifies the width of the I/O or Memory operation. + @param[in] Address The base address of the I/O operation. + @param[in] Count The number of I/O operations to perform. The number of + bytes moved is Width size * Count, starting at Address. + @param[in] Buffer For read operations, the destination buffer to store the results. + For write operations, the source buffer from which to write data. + + @retval EFI_SUCCESS The data was read from or written to the PI system. + @retval EFI_INVALID_PARAMETER Width is invalid for this PI system. + @retval EFI_INVALID_PARAMETER Buffer is NULL. + @retval EFI_UNSUPPORTED The Buffer is not aligned for the given Width. + @retval EFI_UNSUPPORTED The address range specified by Address, Width, + and Count is not valid for this PI system. + +**/ +STATIC +EFI_STATUS +EFIAPI +CpuMemoryServiceWrite ( + IN EFI_CPU_IO2_PROTOCOL *This, + IN EFI_CPU_IO_PROTOCOL_WIDTH Width, + IN UINT64 Address, + IN UINTN Count, + IN VOID *Buffer + ) +{ + EFI_STATUS Status; + UINT8 InStride; + UINT8 OutStride; + EFI_CPU_IO_PROTOCOL_WIDTH OperationWidth; + UINT8 *Uint8Buffer; + + Status = CpuIoCheckParameter (TRUE, Width, Address, Count, Buffer); + if (EFI_ERROR (Status)) { + return Status; + } + + // + // Select loop based on the width of the transfer + // + InStride = mInStride[Width]; + OutStride = mOutStride[Width]; + OperationWidth = (EFI_CPU_IO_PROTOCOL_WIDTH)(Width & 0x03); + for (Uint8Buffer = Buffer; Count > 0; Address += InStride, Uint8Buffer += OutStride, Count--) { + if (OperationWidth == EfiCpuIoWidthUint8) { + MmioWrite8 ((UINTN)Address, *Uint8Buffer); + } else if (OperationWidth == EfiCpuIoWidthUint16) { + MmioWrite16 ((UINTN)Address, *((UINT16 *)Uint8Buffer)); + } else if (OperationWidth == EfiCpuIoWidthUint32) { + MmioWrite32 ((UINTN)Address, *((UINT32 *)Uint8Buffer)); + } else if (OperationWidth == EfiCpuIoWidthUint64) { + MmioWrite64 ((UINTN)Address, *((UINT64 *)Uint8Buffer)); + } + } + + return EFI_SUCCESS; +} + +/** + Reads I/O registers. + + The I/O operations are carried out exactly as requested. The caller is responsible + for satisfying any alignment and I/O width restrictions that a PI System on a + platform might require. For example on some platforms, width requests of + EfiCpuIoWidthUint64 do not work. Misaligned buffers, on the other hand, will + be handled by the driver. + + If Width is EfiCpuIoWidthUint8, EfiCpuIoWidthUint16, EfiCpuIoWidthUint32, + or EfiCpuIoWidthUint64, then both Address and Buffer are incremented for + each of the Count operations that is performed. + + If Width is EfiCpuIoWidthFifoUint8, EfiCpuIoWidthFifoUint16, + EfiCpuIoWidthFifoUint32, or EfiCpuIoWidthFifoUint64, then only Buffer is + incremented for each of the Count operations that is performed. The read or + write operation is performed Count times on the same Address. + + If Width is EfiCpuIoWidthFillUint8, EfiCpuIoWidthFillUint16, + EfiCpuIoWidthFillUint32, or EfiCpuIoWidthFillUint64, then only Address is + incremented for each of the Count operations that is performed. The read or + write operation is performed Count times from the first element of Buffer. + + @param[in] This A pointer to the EFI_CPU_IO2_PROTOCOL instance. + @param[in] Width Signifies the width of the I/O or Memory operation. + @param[in] Address The base address of the I/O operation. + @param[in] Count The number of I/O operations to perform. The number of + bytes moved is Width size * Count, starting at Address. + @param[out] Buffer For read operations, the destination buffer to store the results. + For write operations, the source buffer from which to write data. + + @retval EFI_SUCCESS The data was read from or written to the PI system. + @retval EFI_INVALID_PARAMETER Width is invalid for this PI system. + @retval EFI_INVALID_PARAMETER Buffer is NULL. + @retval EFI_UNSUPPORTED The Buffer is not aligned for the given Width. + @retval EFI_UNSUPPORTED The address range specified by Address, Width, + and Count is not valid for this PI system. + +**/ +STATIC +EFI_STATUS +EFIAPI +CpuIoServiceRead ( + IN EFI_CPU_IO2_PROTOCOL *This, + IN EFI_CPU_IO_PROTOCOL_WIDTH Width, + IN UINT64 Address, + IN UINTN Count, + OUT VOID *Buffer + ) +{ + EFI_STATUS Status; + UINT8 InStride; + UINT8 OutStride; + EFI_CPU_IO_PROTOCOL_WIDTH OperationWidth; + UINT8 *Uint8Buffer; + + Status = CpuIoCheckParameter (FALSE, Width, Address, Count, Buffer); + if (EFI_ERROR (Status)) { + return Status; + } + + Address += PcdGet64 (PcdPciIoTranslation); + + // + // Select loop based on the width of the transfer + // + InStride = mInStride[Width]; + OutStride = mOutStride[Width]; + OperationWidth = (EFI_CPU_IO_PROTOCOL_WIDTH)(Width & 0x03); + + for (Uint8Buffer = Buffer; Count > 0; Address += InStride, Uint8Buffer += OutStride, Count--) { + if (OperationWidth == EfiCpuIoWidthUint8) { + *Uint8Buffer = MmioRead8 ((UINTN)Address); + } else if (OperationWidth == EfiCpuIoWidthUint16) { + *((UINT16 *)Uint8Buffer) = MmioRead16 ((UINTN)Address); + } else if (OperationWidth == EfiCpuIoWidthUint32) { + *((UINT32 *)Uint8Buffer) = MmioRead32 ((UINTN)Address); + } + } + + return EFI_SUCCESS; +} + +/** + Write I/O registers. + + The I/O operations are carried out exactly as requested. The caller is responsible + for satisfying any alignment and I/O width restrictions that a PI System on a + platform might require. For example on some platforms, width requests of + EfiCpuIoWidthUint64 do not work. Misaligned buffers, on the other hand, will + be handled by the driver. + + If Width is EfiCpuIoWidthUint8, EfiCpuIoWidthUint16, EfiCpuIoWidthUint32, + or EfiCpuIoWidthUint64, then both Address and Buffer are incremented for + each of the Count operations that is performed. + + If Width is EfiCpuIoWidthFifoUint8, EfiCpuIoWidthFifoUint16, + EfiCpuIoWidthFifoUint32, or EfiCpuIoWidthFifoUint64, then only Buffer is + incremented for each of the Count operations that is performed. The read or + write operation is performed Count times on the same Address. + + If Width is EfiCpuIoWidthFillUint8, EfiCpuIoWidthFillUint16, + EfiCpuIoWidthFillUint32, or EfiCpuIoWidthFillUint64, then only Address is + incremented for each of the Count operations that is performed. The read or + write operation is performed Count times from the first element of Buffer. + + @param[in] This A pointer to the EFI_CPU_IO2_PROTOCOL instance. + @param[in] Width Signifies the width of the I/O or Memory operation. + @param[in] Address The base address of the I/O operation. + @param[in] Count The number of I/O operations to perform. The number of + bytes moved is Width size * Count, starting at Address. + @param[in] Buffer For read operations, the destination buffer to store the results. + For write operations, the source buffer from which to write data. + + @retval EFI_SUCCESS The data was read from or written to the PI system. + @retval EFI_INVALID_PARAMETER Width is invalid for this PI system. + @retval EFI_INVALID_PARAMETER Buffer is NULL. + @retval EFI_UNSUPPORTED The Buffer is not aligned for the given Width. + @retval EFI_UNSUPPORTED The address range specified by Address, Width, + and Count is not valid for this PI system. + +**/ +STATIC +EFI_STATUS +EFIAPI +CpuIoServiceWrite ( + IN EFI_CPU_IO2_PROTOCOL *This, + IN EFI_CPU_IO_PROTOCOL_WIDTH Width, + IN UINT64 Address, + IN UINTN Count, + IN VOID *Buffer + ) +{ + EFI_STATUS Status; + UINT8 InStride; + UINT8 OutStride; + EFI_CPU_IO_PROTOCOL_WIDTH OperationWidth; + UINT8 *Uint8Buffer; + + // + // Make sure the parameters are valid + // + Status = CpuIoCheckParameter (FALSE, Width, Address, Count, Buffer); + if (EFI_ERROR (Status)) { + return Status; + } + + Address += PcdGet64 (PcdPciIoTranslation); + + // + // Select loop based on the width of the transfer + // + InStride = mInStride[Width]; + OutStride = mOutStride[Width]; + OperationWidth = (EFI_CPU_IO_PROTOCOL_WIDTH)(Width & 0x03); + + for (Uint8Buffer = (UINT8 *)Buffer; Count > 0; Address += InStride, Uint8Buffer += OutStride, Count--) { + if (OperationWidth == EfiCpuIoWidthUint8) { + MmioWrite8 ((UINTN)Address, *Uint8Buffer); + } else if (OperationWidth == EfiCpuIoWidthUint16) { + MmioWrite16 ((UINTN)Address, *((UINT16 *)Uint8Buffer)); + } else if (OperationWidth == EfiCpuIoWidthUint32) { + MmioWrite32 ((UINTN)Address, *((UINT32 *)Uint8Buffer)); + } + } + + return EFI_SUCCESS; +} + +// +// CPU I/O 2 Protocol instance +// +STATIC EFI_CPU_IO2_PROTOCOL mCpuIo2 = { + { + CpuMemoryServiceRead, + CpuMemoryServiceWrite + }, + { + CpuIoServiceRead, + CpuIoServiceWrite + } +}; + +/** + The user Entry Point for module CpuIo2Dxe. The user code starts with this function. + + @param[in] ImageHandle The firmware allocated handle for the EFI image. + @param[in] SystemTable A pointer to the EFI System Table. + + @retval EFI_SUCCESS The entry point is executed successfully. + @retval other Some error occurs when executing this entry point. + +**/ +EFI_STATUS +EFIAPI +PciCpuIo2Initialize ( + IN EFI_HANDLE ImageHandle, + IN EFI_SYSTEM_TABLE *SystemTable + ) +{ + EFI_STATUS Status; + + ASSERT_PROTOCOL_ALREADY_INSTALLED (NULL, &gEfiCpuIo2ProtocolGuid); + Status = gBS->InstallMultipleProtocolInterfaces ( + &mHandle, + &gEfiCpuIo2ProtocolGuid, + &mCpuIo2, + NULL + ); + ASSERT_EFI_ERROR (Status); + + return Status; +} -- 2.38.0 -=-=-=-=-=-=-=-=-=-=-=- Groups.io Links: You receive all messages sent to this group. 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