projects / mirror_edk2.git / blame
| Commit | Line | Data |
|---|---|---|
| 3e99020d LG |
1 | /*++\r |
| 2 | \r | |
| 3 | Copyright (c) 2009 - 2010, Intel Corporation. All rights reserved.<BR>\r | |
| 4 | This program and the accompanying materials \r | |
| 5 | are licensed and made available under the terms and conditions of the BSD License \r | |
| 6 | which accompanies this distribution. The full text of the license may be found at \r | |
| 7 | http://opensource.org/licenses/bsd-license.php \r | |
| 8 | \r | |
| 9 | THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS, \r | |
| 10 | WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED. \r | |
| 11 | \r | |
| 12 | Module Name:\r | |
| 13 | \r | |
| 14 | TemporaryRamSupport.h\r | |
| 15 | \r | |
| 16 | Abstract:\r | |
| 17 | \r | |
| 18 | This file declares Temporary RAM Support PPI. \r | |
| 19 | This Ppi provides the service that migrates temporary RAM into permanent memory.\r | |
| 20 | \r | |
| 21 | --*/\r | |
| 22 | \r | |
| 23 | #ifndef __TEMPORARY_RAM_SUPPORT_H__\r | |
| 24 | #define __TEMPORARY_RAM_SUPPORT_H__\r | |
| 25 | \r | |
| 26 | #include "Tiano.h"\r | |
| 27 | \r | |
| 28 | #define TEMPORARY_RAM_SUPPORT_PPI_GUID \\r | |
| 29 | { \\r | |
| 30 | 0xdbe23aa9, 0xa345, 0x4b97, {0x85, 0xb6, 0xb2, 0x26, 0xf1, 0x61, 0x73, 0x89} \\r | |
| 31 | }\r | |
| 32 | \r | |
| 33 | /** \r | |
| 34 | This service of the TEMPORARY_RAM_SUPPORT_PPI that migrates temporary RAM into \r | |
| 35 | permanent memory. \r | |
| 36 | \r | |
| 37 | @param PeiServices Pointer to the PEI Services Table. \r | |
| 38 | @param TemporaryMemoryBase Source Address in temporary memory from which the SEC or PEIM will copy the \r | |
| 39 | Temporary RAM contents. \r | |
| 40 | @param PermanentMemoryBase Destination Address in permanent memory into which the SEC or PEIM will copy the\r | |
| 41 | Temporary RAM contents. \r | |
| 42 | @param CopySize Amount of memory to migrate from temporary to permanent memory. \r | |
| 43 | \r | |
| 44 | @retval EFI_SUCCESS The data was successfully returned. \r | |
| 45 | @retval EFI_INVALID_PARAMETER PermanentMemoryBase + CopySize > TemporaryMemoryBase when TemporaryMemoryBase > PermanentMemoryBase. \r | |
| 46 | \r | |
| 47 | **/ \r | |
| 48 | typedef\r | |
| 49 | EFI_STATUS\r | |
| 50 | (EFIAPI * TEMPORARY_RAM_MIGRATION)(\r | |
| 51 | IN CONST EFI_PEI_SERVICES **PeiServices,\r | |
| 52 | IN EFI_PHYSICAL_ADDRESS TemporaryMemoryBase,\r | |
| 53 | IN EFI_PHYSICAL_ADDRESS PermanentMemoryBase,\r | |
| 54 | IN UINTN CopySize\r | |
| 55 | ); \r | |
| 56 | \r | |
| 57 | /// \r | |
| 58 | /// This service abstracts the ability to migrate contents of the platform early memory store. \r | |
| 59 | /// \r | |
| 60 | typedef struct { \r | |
| 61 | TEMPORARY_RAM_MIGRATION TemporaryRamMigration; \r | |
| 62 | } TEMPORARY_RAM_SUPPORT_PPI; \r | |
| 63 | \r | |
| 64 | extern EFI_GUID gEfiTemporaryRamSupportPpiGuid;\r | |
| 65 | \r | |
| 66 | #endif \r |