diff options
Diffstat (limited to 'Lesson_21/UefiLessonsPkg/MemoryInfo')
| -rw-r--r-- | Lesson_21/UefiLessonsPkg/MemoryInfo/MemoryInfo.c | 215 | ||||
| -rw-r--r-- | Lesson_21/UefiLessonsPkg/MemoryInfo/MemoryInfo.inf | 21 |
2 files changed, 0 insertions, 236 deletions
diff --git a/Lesson_21/UefiLessonsPkg/MemoryInfo/MemoryInfo.c b/Lesson_21/UefiLessonsPkg/MemoryInfo/MemoryInfo.c deleted file mode 100644 index 8c3bcf2..0000000 --- a/Lesson_21/UefiLessonsPkg/MemoryInfo/MemoryInfo.c +++ /dev/null @@ -1,215 +0,0 @@ -#include <Library/UefiBootServicesTableLib.h> -#include <Library/UefiLib.h> - -// for SetMem -#include <Library/BaseMemoryLib.h> - -#include <Protocol/ShellParameters.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_types_OS_view[] = { - L"reserved", // L"EfiReservedMemoryType", - L"usable", // L"EfiLoaderCode", - L"usable", // L"EfiLoaderData", - L"usable", // L"EfiBootServicesCode", - L"usable", // L"EfiBootServicesData", - L"reserved", // L"EfiRuntimeServicesCode", - L"reserved", // L"EfiRuntimeServicesData", - L"usable", // L"EfiConventionalMemory", - L"reserved", // L"EfiUnusableMemory", - L"ACPI data",// L"EfiACPIReclaimMemory", - L"ACPI NVS", // L"EfiACPIMemoryNVS", - L"reserved", // L"EfiMemoryMappedIO", - L"reserved", // L"EfiMemoryMappedIOPortSpace", - L"reserved", // L"EfiPalCode", - L"usable", // L"EfiPersistentMemory", - L"usable", // L"EfiMaxMemoryType" -}; - - -const CHAR16 * -memory_type_to_str(UINT32 type) -{ - if (type > sizeof(memory_types)/sizeof(CHAR16 *)) - return L"Unknown"; - - return memory_types[type]; -} - -const CHAR16 * -memory_type_to_str_OS_view(UINT32 type) -{ - if (type > sizeof(memory_types_OS_view)/sizeof(CHAR16 *)) - return L"Unknown"; - - return memory_types_OS_view[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; - - - EFI_SHELL_PARAMETERS_PROTOCOL* ShellParameters; - - Status = gBS->HandleProtocol( - ImageHandle, - &gEfiShellParametersProtocolGuid, - (VOID **) &ShellParameters - ); - - BOOLEAN full=FALSE; - if (Status == EFI_SUCCESS) { - if (ShellParameters->Argc == 2) { - if (!StrCmp(ShellParameters->Argv[1], L"full")) { - full=TRUE; - } - } - } - - - 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; - EFI_MEMORY_DESCRIPTOR* next_desc; - int i = 0; - while ((UINT8 *)desc < (UINT8 *)MemoryMap + MemoryMapSize) { - UINTN PAGE_SIZE = 4096; - UINTN mapping_size =(UINTN) desc->NumberOfPages * PAGE_SIZE; - - UINT64 Start = desc->PhysicalStart; - - next_desc = (EFI_MEMORY_DESCRIPTOR *)((UINT8 *)desc + DescriptorSize); - if (!full) { - while ((UINT8 *)next_desc < (UINT8 *)MemoryMap + MemoryMapSize) { - mapping_size =(UINTN) desc->NumberOfPages * PAGE_SIZE; - if ((desc->PhysicalStart + mapping_size) == (next_desc->PhysicalStart)) { - - if (desc->Type != next_desc->Type) { - if (StrCmp(memory_type_to_str_OS_view(desc->Type), - memory_type_to_str_OS_view(next_desc->Type))) - break; - } - - desc=next_desc; - next_desc = (EFI_MEMORY_DESCRIPTOR *)((UINT8 *)next_desc + DescriptorSize); - } else { - break; - } - } - } - - if (full) { - 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", Start, Start + mapping_size - 1); - } - else { - Print(L" [mem: %016llx-%016llx] %s\n", Start, desc->PhysicalStart + mapping_size - 1, - memory_type_to_str_OS_view(desc->Type) ); - } - - desc = next_desc; - } - - 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; -} - diff --git a/Lesson_21/UefiLessonsPkg/MemoryInfo/MemoryInfo.inf b/Lesson_21/UefiLessonsPkg/MemoryInfo/MemoryInfo.inf deleted file mode 100644 index 777010d..0000000 --- a/Lesson_21/UefiLessonsPkg/MemoryInfo/MemoryInfo.inf +++ /dev/null @@ -1,21 +0,0 @@ -[Defines] - INF_VERSION = 1.25 - BASE_NAME = MemoryInfo - FILE_GUID = d2ce1d65-603e-4b48-b3e1-fe65d5d0bca8 - MODULE_TYPE = UEFI_APPLICATION - VERSION_STRING = 1.0 - ENTRY_POINT = UefiMain - -[Sources] - MemoryInfo.c - -[Packages] - MdePkg/MdePkg.dec - -[LibraryClasses] - UefiApplicationEntryPoint - UefiLib - -[Protocols] - gEfiShellParametersProtocolGuid - |