/** @file\r
PEI IOMMU PPI.\r
\r
-Copyright (c) 2017, Intel Corporation. All rights reserved.<BR>\r
-This program and the accompanying materials are licensed and made available under\r
-the terms and conditions of the BSD License that accompanies this distribution.\r
-The full text of the license may be found at\r
-http://opensource.org/licenses/bsd-license.php.\r
-\r
-THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,\r
-WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.\r
+Copyright (c) 2017 - 2018, Intel Corporation. All rights reserved.<BR>\r
+SPDX-License-Identifier: BSD-2-Clause-Patent\r
\r
**/\r
\r
@retval EFI_UNSUPPORTED The IOMMU does not support the memory range specified by Mapping.\r
@retval EFI_OUT_OF_RESOURCES There are not enough resources available to modify the IOMMU access.\r
@retval EFI_DEVICE_ERROR The IOMMU device reported an error while attempting the operation.\r
+ @retval EFI_NOT_AVAILABLE_YET DMA protection has been enabled, but DMA buffer are\r
+ not available to be allocated yet.\r
\r
**/\r
typedef\r
@retval EFI_INVALID_PARAMETER One or more parameters are invalid.\r
@retval EFI_OUT_OF_RESOURCES The request could not be completed due to a lack of resources.\r
@retval EFI_DEVICE_ERROR The system hardware could not map the requested address.\r
+ @retval EFI_NOT_AVAILABLE_YET DMA protection has been enabled, but DMA buffer are\r
+ not available to be allocated yet.\r
\r
**/\r
typedef\r
@retval EFI_SUCCESS The range was unmapped.\r
@retval EFI_INVALID_PARAMETER Mapping is not a value that was returned by Map().\r
@retval EFI_DEVICE_ERROR The data was not committed to the target system memory.\r
+ @retval EFI_NOT_AVAILABLE_YET DMA protection has been enabled, but DMA buffer are\r
+ not available to be allocated yet.\r
+\r
**/\r
typedef\r
EFI_STATUS\r
\r
@retval EFI_SUCCESS The requested memory pages were allocated.\r
@retval EFI_UNSUPPORTED Attributes is unsupported. The only legal attribute bits are\r
- MEMORY_WRITE_COMBINE and MEMORY_CACHED.\r
+ MEMORY_WRITE_COMBINE, MEMORY_CACHED and DUAL_ADDRESS_CYCLE.\r
@retval EFI_INVALID_PARAMETER One or more parameters are invalid.\r
@retval EFI_OUT_OF_RESOURCES The memory pages could not be allocated.\r
+ @retval EFI_NOT_AVAILABLE_YET DMA protection has been enabled, but DMA buffer are\r
+ not available to be allocated yet.\r
\r
**/\r
typedef\r
/**\r
Frees memory that was allocated with AllocateBuffer().\r
\r
- @param This The protocol instance pointer.\r
+ @param This The PPI instance pointer.\r
@param Pages The number of pages to free.\r
@param HostAddress The base system memory address of the allocated range.\r
\r
@retval EFI_SUCCESS The requested memory pages were freed.\r
@retval EFI_INVALID_PARAMETER The memory range specified by HostAddress and Pages\r
was not allocated with AllocateBuffer().\r
+ @retval EFI_NOT_AVAILABLE_YET DMA protection has been enabled, but DMA buffer are\r
+ not available to be allocated yet.\r
\r
**/\r
typedef\r