62a75650e4
Implement support for driving peripherals with limited DMA ranges to NonCoherentDmaLib, by adding a device address limit, and taking it, along with the device offset, into account when allocating or mapping DMA buffers. Signed-off-by: Ard Biesheuvel <ard.biesheuvel@linaro.org> Tested-by: Pete Batard <pete@akeo.ie> Acked-by: Philippe Mathieu-Daude <philmd@redhat.com> Acked-by: Leif Lindholm <leif.lindholm@linaro.org>
45 lines
1.0 KiB
INI
45 lines
1.0 KiB
INI
#/** @file
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#
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# Generic non-coherent implementation of DmaLib.h
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#
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# Copyright (c) 2008 - 2010, Apple Inc. All rights reserved.<BR>
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# Copyright (c) 2015 - 2017, Linaro, Ltd. All rights reserved.<BR>
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#
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# SPDX-License-Identifier: BSD-2-Clause-Patent
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#
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#**/
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[Defines]
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INF_VERSION = 0x00010019
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BASE_NAME = NonCoherentDmaLib
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FILE_GUID = 43ad4920-db15-4e24-9889-2db568431fbd
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MODULE_TYPE = DXE_DRIVER
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VERSION_STRING = 1.0
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LIBRARY_CLASS = DmaLib
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CONSTRUCTOR = NonCoherentDmaLibConstructor
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[Sources]
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NonCoherentDmaLib.c
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[Packages]
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EmbeddedPkg/EmbeddedPkg.dec
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MdePkg/MdePkg.dec
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[LibraryClasses]
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BaseMemoryLib
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DebugLib
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DxeServicesTableLib
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IoLib
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MemoryAllocationLib
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UefiBootServicesTableLib
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[Protocols]
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gEfiCpuArchProtocolGuid
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[Pcd]
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gEmbeddedTokenSpaceGuid.PcdDmaDeviceOffset
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gEmbeddedTokenSpaceGuid.PcdDmaDeviceLimit
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[Depex]
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gEfiCpuArchProtocolGuid
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