diff options
Diffstat (limited to 'Lesson_11/UefiLessonsPkg/MemoryInfo/MemoryInfo.c')
| -rw-r--r-- | Lesson_11/UefiLessonsPkg/MemoryInfo/MemoryInfo.c | 134 | 
1 files changed, 0 insertions, 134 deletions
| diff --git a/Lesson_11/UefiLessonsPkg/MemoryInfo/MemoryInfo.c b/Lesson_11/UefiLessonsPkg/MemoryInfo/MemoryInfo.c deleted file mode 100644 index a8fcb83..0000000 --- a/Lesson_11/UefiLessonsPkg/MemoryInfo/MemoryInfo.c +++ /dev/null @@ -1,134 +0,0 @@ -#include <Library/UefiBootServicesTableLib.h> -#include <Library/UefiLib.h> - -// for SetMem -#include <Library/BaseMemoryLib.h> - -const CHAR16 *memory_types[] = {  -    L"EfiReservedMemoryType",  -    L"EfiLoaderCode",  -    L"EfiLoaderData",  -    L"EfiBootServicesCode",  -    L"EfiBootServicesData",  -    L"EfiRuntimeServicesCode",  -    L"EfiRuntimeServicesData",  -    L"EfiConventionalMemory",  -    L"EfiUnusableMemory",  -    L"EfiACPIReclaimMemory",  -    L"EfiACPIMemoryNVS",  -    L"EfiMemoryMappedIO",  -    L"EfiMemoryMappedIOPortSpace",  -    L"EfiPalCode", -    L"EfiPersistentMemory", -    L"EfiMaxMemoryType" -}; - -const CHAR16 *  -memory_type_to_str(UINT32 type)  -{  -    if (type > sizeof(memory_types)/sizeof(CHAR16 *))  -        return L"Unknown";  - -    return memory_types[type];  -} - -#define ATTRIBUTE_STR_SIZE 50 - -#define CHECK_EFI_MEMORY_ATTRIBUTE(attr) if (attrs & EFI_MEMORY_##attr) { \ -                                           StrCpyS(&str[i], ATTRIBUTE_STR_SIZE, L" "#attr); \ -                                           i+=StrLen(L" "#attr); \ -                                         } - -const CHAR16 * -memory_attrs_to_str(CHAR16* str, UINT64 attrs) -{ -  int i=0; -  SetMem((VOID *)str, sizeof(str), 0); - -  CHECK_EFI_MEMORY_ATTRIBUTE(UC) -  CHECK_EFI_MEMORY_ATTRIBUTE(WC) -  CHECK_EFI_MEMORY_ATTRIBUTE(WT) -  CHECK_EFI_MEMORY_ATTRIBUTE(WB) -  CHECK_EFI_MEMORY_ATTRIBUTE(UCE) -  CHECK_EFI_MEMORY_ATTRIBUTE(WP) -  CHECK_EFI_MEMORY_ATTRIBUTE(RP) -  CHECK_EFI_MEMORY_ATTRIBUTE(XP) -  CHECK_EFI_MEMORY_ATTRIBUTE(NV) -  CHECK_EFI_MEMORY_ATTRIBUTE(MORE_RELIABLE) -  CHECK_EFI_MEMORY_ATTRIBUTE(RO) -  CHECK_EFI_MEMORY_ATTRIBUTE(SP) -  CHECK_EFI_MEMORY_ATTRIBUTE(CPU_CRYPTO) -  CHECK_EFI_MEMORY_ATTRIBUTE(RUNTIME) - -  return str; -} - -EFI_STATUS -EFIAPI -UefiMain ( -  IN EFI_HANDLE        ImageHandle, -  IN EFI_SYSTEM_TABLE  *SystemTable -  ) -{ -  UINTN MemoryMapSize = 0; -  EFI_MEMORY_DESCRIPTOR* MemoryMap = NULL; -  UINTN MapKey; -  UINTN DescriptorSize; -  UINT32 DescriptorVersion; - -  EFI_STATUS Status; -  Status = gBS->GetMemoryMap( -        &MemoryMapSize, -        MemoryMap, -        &MapKey, -        &DescriptorSize, -        &DescriptorVersion -  ); - -  if (Status == EFI_BUFFER_TOO_SMALL) { -    Status = gBS->AllocatePool( -          EfiBootServicesData, -          MemoryMapSize, -          (void**)&MemoryMap -    ); - -    if (EFI_ERROR(Status)) { -      Print(L"AllocatePool error: %r\n", Status); -      return Status; -    } - -    Status = gBS->GetMemoryMap( -          &MemoryMapSize, -          MemoryMap, -          &MapKey, -          &DescriptorSize, -          &DescriptorVersion -    ); - -    if (!EFI_ERROR(Status)) -    { -      EFI_MEMORY_DESCRIPTOR* desc = MemoryMap; -      int i = 0; -      while ((UINT8 *)desc <  (UINT8 *)MemoryMap + MemoryMapSize) { -        UINTN PAGE_SIZE = 4096; -        UINTN mapping_size =(UINTN) desc->NumberOfPages * PAGE_SIZE; - -         -        CHAR16 str[ATTRIBUTE_STR_SIZE]; -        Print(L"[#%02d] Type: %s  Attr: %s\n", i++, memory_type_to_str(desc->Type), memory_attrs_to_str(str, desc->Attribute)); -        Print(L"      Phys: %016llx-%016llx\n", desc->PhysicalStart, desc->PhysicalStart + mapping_size - 1); - -        desc = (EFI_MEMORY_DESCRIPTOR *)((UINT8 *)desc + DescriptorSize); -      } - -      gBS->FreePool(MemoryMap); -    } else { -      Print(L"GetMemoryMap with buffer error: %r\n", Status); -    } -  } else { -    Print(L"GetMemoryMap without buffer error: %r\n", Status); -  } - -  return Status; -} - | 
