OvmfPkg/Library/PlatformInitLib/Platform.c

   1 /**@file
   2
   3   Copyright (c) 2006 - 2016, Intel Corporation. All rights reserved.<BR>
   4   Copyright (c) 2011, Andrei Warkentin <andreiw@motorola.com>
   5
   6   SPDX-License-Identifier: BSD-2-Clause-Patent
   7
   8 **/
   9
  10 //
  11 // The package level header files this module uses
  12 //
  13 #include <PiPei.h>
  14
  15 //
  16 // The Library classes this module consumes
  17 //
  18 #include <Library/BaseMemoryLib.h>
  19 #include <Library/BaseLib.h>
  20 #include <Library/DebugLib.h>
  21 #include <Library/HobLib.h>
  22 #include <Library/PlatformInitLib.h>
  23
  24 VOID
  25 EFIAPI
  26 PlatformAddIoMemoryBaseSizeHob (
  27   IN EFI_PHYSICAL_ADDRESS  MemoryBase,
  28   IN UINT64                MemorySize
  29   )
  30 {
  31   BuildResourceDescriptorHob (
  32     EFI_RESOURCE_MEMORY_MAPPED_IO,
  33     EFI_RESOURCE_ATTRIBUTE_PRESENT     |
  34     EFI_RESOURCE_ATTRIBUTE_INITIALIZED |
  35     EFI_RESOURCE_ATTRIBUTE_UNCACHEABLE |
  36     EFI_RESOURCE_ATTRIBUTE_TESTED,
  37     MemoryBase,
  38     MemorySize
  39     );
  40 }
  41
  42 VOID
  43 EFIAPI
  44 PlatformAddReservedMemoryBaseSizeHob (
  45   IN EFI_PHYSICAL_ADDRESS  MemoryBase,
  46   IN UINT64                MemorySize,
  47   IN BOOLEAN               Cacheable
  48   )
  49 {
  50   BuildResourceDescriptorHob (
  51     EFI_RESOURCE_MEMORY_RESERVED,
  52     EFI_RESOURCE_ATTRIBUTE_PRESENT     |
  53     EFI_RESOURCE_ATTRIBUTE_INITIALIZED |
  54     EFI_RESOURCE_ATTRIBUTE_UNCACHEABLE |
  55     (Cacheable ?
  56      EFI_RESOURCE_ATTRIBUTE_WRITE_COMBINEABLE |
  57      EFI_RESOURCE_ATTRIBUTE_WRITE_THROUGH_CACHEABLE |
  58      EFI_RESOURCE_ATTRIBUTE_WRITE_BACK_CACHEABLE :
  59      0
  60     ) |
  61     EFI_RESOURCE_ATTRIBUTE_TESTED,
  62     MemoryBase,
  63     MemorySize
  64     );
  65 }
  66
  67 VOID
  68 EFIAPI
  69 PlatformAddIoMemoryRangeHob (
  70   IN EFI_PHYSICAL_ADDRESS  MemoryBase,
  71   IN EFI_PHYSICAL_ADDRESS  MemoryLimit
  72   )
  73 {
  74   PlatformAddIoMemoryBaseSizeHob (MemoryBase, (UINT64)(MemoryLimit - MemoryBase));
  75 }
  76
  77 VOID
  78 EFIAPI
  79 PlatformAddMemoryBaseSizeHob (
  80   IN EFI_PHYSICAL_ADDRESS  MemoryBase,
  81   IN UINT64                MemorySize
  82   )
  83 {
  84   BuildResourceDescriptorHob (
  85     EFI_RESOURCE_SYSTEM_MEMORY,
  86     EFI_RESOURCE_ATTRIBUTE_PRESENT |
  87     EFI_RESOURCE_ATTRIBUTE_INITIALIZED |
  88     EFI_RESOURCE_ATTRIBUTE_UNCACHEABLE |
  89     EFI_RESOURCE_ATTRIBUTE_WRITE_COMBINEABLE |
  90     EFI_RESOURCE_ATTRIBUTE_WRITE_THROUGH_CACHEABLE |
  91     EFI_RESOURCE_ATTRIBUTE_WRITE_BACK_CACHEABLE |
  92     EFI_RESOURCE_ATTRIBUTE_TESTED,
  93     MemoryBase,
  94     MemorySize
  95     );
  96 }
  97
  98 VOID
  99 EFIAPI
 100 PlatformAddMemoryRangeHob (
 101   IN EFI_PHYSICAL_ADDRESS  MemoryBase,
 102   IN EFI_PHYSICAL_ADDRESS  MemoryLimit
 103   )
 104 {
 105   PlatformAddMemoryBaseSizeHob (MemoryBase, (UINT64)(MemoryLimit - MemoryBase));
 106 }