diff options
Diffstat (limited to 'Lesson_21/UefiLessonsPkg')
22 files changed, 854 insertions, 0 deletions
diff --git a/Lesson_21/UefiLessonsPkg/HelloWorld/HelloWorld.c b/Lesson_21/UefiLessonsPkg/HelloWorld/HelloWorld.c new file mode 100644 index 0000000..29a4812 --- /dev/null +++ b/Lesson_21/UefiLessonsPkg/HelloWorld/HelloWorld.c @@ -0,0 +1,19 @@ +#include <Library/UefiBootServicesTableLib.h> +#include <Library/UefiLib.h> + +EFI_STATUS +EFIAPI +UefiMain ( + IN EFI_HANDLE ImageHandle, + IN EFI_SYSTEM_TABLE *SystemTable + ) +{ + SystemTable->ConOut->OutputString(SystemTable->ConOut, L"Hello World!\n"); + gST->ConOut->OutputString(gST->ConOut, L"Hello again!\n"); + Print(L"Bye!\n"); + + UINTN Index; + gBS->WaitForEvent(1, &(gST->ConIn->WaitForKey), &Index); + gST->ConIn->Reset(gST->ConIn, FALSE); + return EFI_SUCCESS; +} diff --git a/Lesson_21/UefiLessonsPkg/HelloWorld/HelloWorld.inf b/Lesson_21/UefiLessonsPkg/HelloWorld/HelloWorld.inf new file mode 100644 index 0000000..d65ca2e --- /dev/null +++ b/Lesson_21/UefiLessonsPkg/HelloWorld/HelloWorld.inf @@ -0,0 +1,18 @@ +[Defines] + INF_VERSION = 1.25 + BASE_NAME = HelloWorld + FILE_GUID = 2e55fa38-f148-42d3-af90-1be247323e30 + MODULE_TYPE = UEFI_APPLICATION + VERSION_STRING = 1.0 + ENTRY_POINT = UefiMain + +[Sources] + HelloWorld.c + +[Packages] + MdePkg/MdePkg.dec + +[LibraryClasses] + UefiApplicationEntryPoint + UefiLib + diff --git a/Lesson_21/UefiLessonsPkg/ImageHandle/ImageHandle.c b/Lesson_21/UefiLessonsPkg/ImageHandle/ImageHandle.c new file mode 100644 index 0000000..32e9c43 --- /dev/null +++ b/Lesson_21/UefiLessonsPkg/ImageHandle/ImageHandle.c @@ -0,0 +1,105 @@ +#include <Library/MemoryAllocationLib.h> +#include <Library/UefiBootServicesTableLib.h> +#include <Library/UefiLib.h> + +typedef struct { + UINTN Signature; + /// All handles list of IHANDLE + LIST_ENTRY AllHandles; + /// List of PROTOCOL_INTERFACE's for this handle + LIST_ENTRY Protocols; + UINTN LocateRequest; + /// The Handle Database Key value when this handle was last created or modified + UINT64 Key; +} IHANDLE; + +typedef struct { + UINTN Signature; + /// Link Entry inserted to mProtocolDatabase + LIST_ENTRY AllEntries; + /// ID of the protocol + EFI_GUID ProtocolID; + /// All protocol interfaces + LIST_ENTRY Protocols; + /// Registerd notification handlers + LIST_ENTRY Notify; +} PROTOCOL_ENTRY; + +typedef struct { + UINTN Signature; + /// Link on IHANDLE.Protocols + LIST_ENTRY Link; + /// Back pointer + IHANDLE *Handle; + /// Link on PROTOCOL_ENTRY.Protocols + LIST_ENTRY ByProtocol; + /// The protocol ID + PROTOCOL_ENTRY *Protocol; + /// The interface value + VOID *Interface; + /// OPEN_PROTOCOL_DATA list + LIST_ENTRY OpenList; + UINTN OpenListCount; + +} PROTOCOL_INTERFACE; + + +#define offsetof(a,b) ((INTN)(&(((a*)(0))->b))) + +#define container_of(ptr, type, member) ({ \ + const typeof( ((type *)0)->member ) *__mptr = (ptr); \ + (type *)( (char *)__mptr - offsetof(type,member) );}) + +EFI_STATUS +EFIAPI +UefiMain ( + IN EFI_HANDLE ImageHandle, + IN EFI_SYSTEM_TABLE *SystemTable + ) +{ + IHANDLE* MyHandle = ImageHandle; + Print(L"Signature: %c %c %c %c\n", (MyHandle->Signature >> 0) & 0xff, + (MyHandle->Signature >> 8) & 0xff, + (MyHandle->Signature >> 16) & 0xff, + (MyHandle->Signature >> 24) & 0xff); + + Print(L"Back Protocol Interface Link: %p\n", MyHandle->Protocols.BackLink); + Print(L"Forward Protocol Interface Link: %p\n", MyHandle->Protocols.ForwardLink); + + LIST_ENTRY *FirstLink = MyHandle->Protocols.ForwardLink; + LIST_ENTRY *CurrentLink = FirstLink; + do { + PROTOCOL_INTERFACE* MyProtocolInterface = container_of(CurrentLink, PROTOCOL_INTERFACE, Link); + + Print(L"\n"); + Print(L"Current Link: %p\n", CurrentLink); + Print(L"Signature: %x %x %x %x\n", (MyProtocolInterface->Signature >> 0) & 0xff, + (MyProtocolInterface->Signature >> 8) & 0xff, + (MyProtocolInterface->Signature >> 16) & 0xff, + (MyProtocolInterface->Signature >> 24) & 0xff); + + Print(L"Back Link: %p\n", MyProtocolInterface->Link.BackLink); + Print(L"Forward Link: %p\n", MyProtocolInterface->Link.ForwardLink); + Print(L"GUID=%g\n", MyProtocolInterface->Protocol->ProtocolID); + CurrentLink = MyProtocolInterface->Link.ForwardLink; + } while (CurrentLink != FirstLink); + + Print(L"________\n"); + EFI_GUID **ProtocolGuidArray; + UINTN ArrayCount; + //EFI_STATUS Status = gBS->ProtocolsPerHandle(NULL, // Use this to test %r Print formatting option + EFI_STATUS Status = gBS->ProtocolsPerHandle(ImageHandle, + &ProtocolGuidArray, + &ArrayCount); + + if (!EFI_ERROR(Status)) { + for (int i=0; i<ArrayCount; i++) { + Print(L"%g\n", ProtocolGuidArray[i]); + } + FreePool(ProtocolGuidArray); + } else { + Print(L"ProtocolsPerHandle error: %r\n", Status); + } + + return EFI_SUCCESS; +} diff --git a/Lesson_21/UefiLessonsPkg/ImageHandle/ImageHandle.inf b/Lesson_21/UefiLessonsPkg/ImageHandle/ImageHandle.inf new file mode 100644 index 0000000..34256ee --- /dev/null +++ b/Lesson_21/UefiLessonsPkg/ImageHandle/ImageHandle.inf @@ -0,0 +1,18 @@ +[Defines] + INF_VERSION = 1.25 + BASE_NAME = ImageHandle + FILE_GUID = b68d3472-70c7-4928-841b-6566032e0a23 + MODULE_TYPE = UEFI_APPLICATION + VERSION_STRING = 1.0 + ENTRY_POINT = UefiMain + +[Sources] + ImageHandle.c + +[Packages] + MdePkg/MdePkg.dec + +[LibraryClasses] + UefiApplicationEntryPoint + UefiLib + diff --git a/Lesson_21/UefiLessonsPkg/ImageInfo/ImageInfo.c b/Lesson_21/UefiLessonsPkg/ImageInfo/ImageInfo.c new file mode 100644 index 0000000..c45570e --- /dev/null +++ b/Lesson_21/UefiLessonsPkg/ImageInfo/ImageInfo.c @@ -0,0 +1,44 @@ +#include <Library/UefiBootServicesTableLib.h> +#include <Library/UefiLib.h> + +#include <Protocol/LoadedImage.h> +#include <Library/DevicePathLib.h> + +EFI_STATUS +EFIAPI +UefiMain ( + IN EFI_HANDLE ImageHandle, + IN EFI_SYSTEM_TABLE *SystemTable + ) +{ + EFI_STATUS Status; + EFI_LOADED_IMAGE_PROTOCOL* LoadedImage; + + Status = gBS->HandleProtocol( + ImageHandle, + &gEfiLoadedImageProtocolGuid, + (VOID **) &LoadedImage + ); + + if (Status == EFI_SUCCESS) { + EFI_DEVICE_PATH_PROTOCOL* DevicePath; + + Status = gBS->HandleProtocol( + ImageHandle, + &gEfiLoadedImageDevicePathProtocolGuid, + (VOID**) &DevicePath + ); + + if (Status == EFI_SUCCESS) { + Print(L"Image device: %s\n", ConvertDevicePathToText(DevicePath, FALSE, TRUE)); + Print(L"Image file: %s\n", ConvertDevicePathToText(LoadedImage->FilePath, FALSE, TRUE)); // EFI_DEVICE_PATH_PROTOCOL *FilePath + Print(L"Image Base: %X\n", LoadedImage->ImageBase); + Print(L"Image Size: %X\n", LoadedImage->ImageSize); + } else { + Print(L"Can't get EFI_LOADED_IMAGE_PROTOCOL, Status=%r\n", Status); + } + } else { + Print(L"Can't get EFI_DEVICE_PATH_PROTOCOL, Status=%r\n", Status); + } + return EFI_SUCCESS; +} diff --git a/Lesson_21/UefiLessonsPkg/ImageInfo/ImageInfo.inf b/Lesson_21/UefiLessonsPkg/ImageInfo/ImageInfo.inf new file mode 100644 index 0000000..0ce54a6 --- /dev/null +++ b/Lesson_21/UefiLessonsPkg/ImageInfo/ImageInfo.inf @@ -0,0 +1,22 @@ +[Defines] + INF_VERSION = 1.25 + BASE_NAME = ImageInfo + FILE_GUID = b68d3472-70c7-4928-841b-6566032e0a23 + MODULE_TYPE = UEFI_APPLICATION + VERSION_STRING = 1.0 + ENTRY_POINT = UefiMain + +[Sources] + ImageInfo.c + +[Packages] + MdePkg/MdePkg.dec + +[LibraryClasses] + UefiApplicationEntryPoint + UefiLib + +[Protocols] + gEfiLoadedImageProtocolGuid + gEfiLoadedImageDevicePathProtocolGuid + diff --git a/Lesson_21/UefiLessonsPkg/InteractiveApp/InteractiveApp.c b/Lesson_21/UefiLessonsPkg/InteractiveApp/InteractiveApp.c new file mode 100644 index 0000000..59c89a9 --- /dev/null +++ b/Lesson_21/UefiLessonsPkg/InteractiveApp/InteractiveApp.c @@ -0,0 +1,34 @@ +#include <Library/UefiBootServicesTableLib.h> +#include <Library/UefiLib.h> + +EFI_STATUS +EFIAPI +UefiMain ( + IN EFI_HANDLE ImageHandle, + IN EFI_SYSTEM_TABLE *SystemTable + ) +{ + UINTN Index; + EFI_INPUT_KEY Key; + + Print(L"Try to guess the secret symbol!\n"); + Print(L"To quit press 'q'\n"); + + while(TRUE) { + gBS->WaitForEvent(1, &(gST->ConIn->WaitForKey), &Index); + gST->ConIn->ReadKeyStroke(gST->ConIn, &Key); + Print(L"ScanCode = %04x, UnicodeChar = %04x (%c)\n", Key.ScanCode, Key.UnicodeChar, Key.UnicodeChar); + + if (Key.UnicodeChar == 'k') { + Print(L"Correct!\n"); + break; + } else if (Key.UnicodeChar == 'q') { + Print(L"Bye!\n"); + break; + } else { + Print(L"Wrong!\n"); + } + } + gST->ConIn->Reset(gST->ConIn, FALSE); + return EFI_SUCCESS; +} diff --git a/Lesson_21/UefiLessonsPkg/InteractiveApp/InteractiveApp.inf b/Lesson_21/UefiLessonsPkg/InteractiveApp/InteractiveApp.inf new file mode 100644 index 0000000..700b779 --- /dev/null +++ b/Lesson_21/UefiLessonsPkg/InteractiveApp/InteractiveApp.inf @@ -0,0 +1,18 @@ +[Defines] + INF_VERSION = 1.25 + BASE_NAME = InteractiveApp + FILE_GUID = 1539451b-f300-41fa-a565-dde69c1bed66 + MODULE_TYPE = UEFI_APPLICATION + VERSION_STRING = 1.0 + ENTRY_POINT = UefiMain + +[Sources] + InteractiveApp.c + +[Packages] + MdePkg/MdePkg.dec + +[LibraryClasses] + UefiApplicationEntryPoint + UefiLib + diff --git a/Lesson_21/UefiLessonsPkg/ListVariables/ListVariables.c b/Lesson_21/UefiLessonsPkg/ListVariables/ListVariables.c new file mode 100644 index 0000000..1f3ef4a --- /dev/null +++ b/Lesson_21/UefiLessonsPkg/ListVariables/ListVariables.c @@ -0,0 +1,46 @@ +#include <Library/UefiBootServicesTableLib.h> +#include <Library/UefiLib.h> + + +#include <Library/MemoryAllocationLib.h> +#include <Library/UefiRuntimeServicesTableLib.h> + +INTN EFIAPI ShellAppMain(IN UINTN Argc, IN CHAR16 **Argv) +{ + EFI_GUID VendorGuid; + UINTN VariableNameSize = sizeof (CHAR16); + CHAR16* VariableName = AllocateZeroPool(sizeof(CHAR16)); + if (VariableName == NULL) { + Print(L"Error on AllocateZeroPool call\n"); + return EFI_OUT_OF_RESOURCES; + } + + while (TRUE) + { + UINTN VariableNameSizeOld = VariableNameSize; + EFI_STATUS Status = gRT->GetNextVariableName(&VariableNameSize, VariableName, &VendorGuid); + if (Status == EFI_SUCCESS) { + Print(L"%g: %s\n", VendorGuid, VariableName); + } else if (Status == EFI_BUFFER_TOO_SMALL) { + VariableName = ReallocatePool(VariableNameSizeOld, VariableNameSize, VariableName); + if (VariableName == NULL) { + Print(L"Error on ReallocatePool call\n"); + return EFI_OUT_OF_RESOURCES; + } + Status = gRT->GetNextVariableName(&VariableNameSize, VariableName, &VendorGuid); + if (Status == EFI_SUCCESS) { + Print(L"%g: %s\n", VendorGuid, VariableName); + } else { + Print(L"Error on 'gRT->GetNextVariableName' call: %s\n", Status); + return Status; + } + } else if (Status == EFI_NOT_FOUND) { + FreePool(VariableName); + return EFI_SUCCESS; + } else { + Print(L"Error on 'gRT->GetNextVariableName' call: %s\n", Status); + return Status; + } + } + return EFI_SUCCESS; +} diff --git a/Lesson_21/UefiLessonsPkg/ListVariables/ListVariables.inf b/Lesson_21/UefiLessonsPkg/ListVariables/ListVariables.inf new file mode 100644 index 0000000..14e9fa2 --- /dev/null +++ b/Lesson_21/UefiLessonsPkg/ListVariables/ListVariables.inf @@ -0,0 +1,19 @@ +[Defines] + INF_VERSION = 1.25 + BASE_NAME = ListVariables + FILE_GUID = d66f68b2-3591-45af-bf5d-519152b9d877 + MODULE_TYPE = UEFI_APPLICATION + VERSION_STRING = 1.0 + ENTRY_POINT = ShellCEntryLib + +[Sources] + ListVariables.c + +[Packages] + MdePkg/MdePkg.dec + +[LibraryClasses] + UefiApplicationEntryPoint + UefiLib + ShellCEntryLib + diff --git a/Lesson_21/UefiLessonsPkg/MemoryInfo/MemoryInfo.c b/Lesson_21/UefiLessonsPkg/MemoryInfo/MemoryInfo.c new file mode 100644 index 0000000..8c3bcf2 --- /dev/null +++ b/Lesson_21/UefiLessonsPkg/MemoryInfo/MemoryInfo.c @@ -0,0 +1,215 @@ +#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 new file mode 100644 index 0000000..777010d --- /dev/null +++ b/Lesson_21/UefiLessonsPkg/MemoryInfo/MemoryInfo.inf @@ -0,0 +1,21 @@ +[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 + diff --git a/Lesson_21/UefiLessonsPkg/PCDLesson/PCDLesson.c b/Lesson_21/UefiLessonsPkg/PCDLesson/PCDLesson.c new file mode 100644 index 0000000..3c88a9b --- /dev/null +++ b/Lesson_21/UefiLessonsPkg/PCDLesson/PCDLesson.c @@ -0,0 +1,17 @@ +#include <Library/UefiBootServicesTableLib.h> +#include <Library/UefiLib.h> + +#include <Library/PcdLib.h> + +EFI_STATUS +EFIAPI +UefiMain ( + IN EFI_HANDLE ImageHandle, + IN EFI_SYSTEM_TABLE *SystemTable + ) +{ + Print(L"PcdMyVar32=%d\n", FixedPcdGet32(PcdMyVar32)); + Print(L"PcdMyVar32_1=%d\n", FixedPcdGet32(PcdMyVar32_1)); + Print(L"PcdMyVar32_2=%d\n", FixedPcdGet32(PcdMyVar32_2)); + return EFI_SUCCESS; +} diff --git a/Lesson_21/UefiLessonsPkg/PCDLesson/PCDLesson.inf b/Lesson_21/UefiLessonsPkg/PCDLesson/PCDLesson.inf new file mode 100644 index 0000000..cc85c26 --- /dev/null +++ b/Lesson_21/UefiLessonsPkg/PCDLesson/PCDLesson.inf @@ -0,0 +1,24 @@ +[Defines] + INF_VERSION = 1.25 + BASE_NAME = PCDLesson + FILE_GUID = 8c1a6b71-0c4b-4497-aaad-07404edf142c + MODULE_TYPE = UEFI_APPLICATION + VERSION_STRING = 1.0 + ENTRY_POINT = UefiMain + +[Sources] + PCDLesson.c + +[Packages] + MdePkg/MdePkg.dec + UefiLessonsPkg/UefiLessonsPkg.dec + +[LibraryClasses] + UefiApplicationEntryPoint + UefiLib + +[FixedPcd] + gUefiLessonsPkgTokenSpaceGuid.PcdMyVar32 + gUefiLessonsPkgTokenSpaceGuid.PcdMyVar32_1|43 + gUefiLessonsPkgTokenSpaceGuid.PcdMyVar32_2|43 + diff --git a/Lesson_21/UefiLessonsPkg/ShowBootVariables/ShowBootVariables.c b/Lesson_21/UefiLessonsPkg/ShowBootVariables/ShowBootVariables.c new file mode 100644 index 0000000..7f6b58c --- /dev/null +++ b/Lesson_21/UefiLessonsPkg/ShowBootVariables/ShowBootVariables.c @@ -0,0 +1,93 @@ +#include <Library/UefiBootServicesTableLib.h> +#include <Library/UefiLib.h> + +#include <Library/MemoryAllocationLib.h> +#include <Library/UefiRuntimeServicesTableLib.h> + +#include <Library/DevicePathLib.h> +#include <Library/PrintLib.h> + + +EFI_STATUS +GetNvramVariable( CHAR16 *VariableName, + EFI_GUID *VariableOwnerGuid, + VOID **Buffer, + UINTN *BufferSize) +{ + UINTN Size = 0; + *BufferSize = 0; + + EFI_STATUS Status = gRT->GetVariable(VariableName, VariableOwnerGuid, NULL, &Size, NULL); + if (Status != EFI_BUFFER_TOO_SMALL) { + Print(L"Error! 'gRT->GetVariable' call returned %r\n", Status); + return Status; + } + + *Buffer = AllocateZeroPool(Size); + if (!Buffer) { + Print(L"Error! 'AllocateZeroPool' call returned %r\n", Status); + return EFI_OUT_OF_RESOURCES; + } + + Status = gRT->GetVariable(VariableName, VariableOwnerGuid, NULL, &Size, *Buffer); + if (Status == EFI_SUCCESS) { + *BufferSize = Size; + } else { + FreePool( *Buffer ); + *Buffer = NULL; + } + + return Status; +} + + +VOID PrintBootOption(CHAR16* BootOptionName) +{ + UINTN OptionSize; + UINT8* Buffer; + + EFI_STATUS Status = GetNvramVariable(BootOptionName, &gEfiGlobalVariableGuid, (VOID**)&Buffer, &OptionSize); + if (Status == EFI_SUCCESS) { + EFI_LOAD_OPTION* LoadOption = (EFI_LOAD_OPTION*) Buffer; + CHAR16* Description = (CHAR16*)(Buffer + sizeof (EFI_LOAD_OPTION)); + UINTN DescriptionSize = StrSize(Description); + + Print(L"%s\n", Description); + if (LoadOption->FilePathListLength != 0) { + VOID* FilePathList = (UINT8 *)Description + DescriptionSize; + CHAR16* DevPathString = ConvertDevicePathToText(FilePathList, TRUE, FALSE); + Print(L"%s\n", DevPathString); + } + } else { + Print(L"Can't get %s variable\n", BootOptionName); + } +} + + +INTN EFIAPI ShellAppMain(IN UINTN Argc, IN CHAR16 **Argv) +{ + UINTN OptionSize; + EFI_STATUS Status; + + UINT16* BootCurrent; + Status = GetNvramVariable(L"BootCurrent", &gEfiGlobalVariableGuid, (VOID**)&BootCurrent, &OptionSize); + if (Status != EFI_SUCCESS) { + Print(L"Can't get BootCurrent variable\n"); + } + + UINT16* BootOrderArray; + Status = GetNvramVariable(L"BootOrder", &gEfiGlobalVariableGuid, (VOID**)&BootOrderArray, &OptionSize); + if (Status == EFI_SUCCESS) { + for (UINTN i=0; i<(OptionSize/sizeof(UINT16)); i++) { + CHAR16 BootOptionStr[sizeof("Boot####")+1]; + UnicodeSPrint(BootOptionStr, (sizeof("Boot####")+1)*sizeof(CHAR16), L"Boot%04x", BootOrderArray[i]); + Print(L"%s%s\n", BootOptionStr, (BootOrderArray[i] == *BootCurrent)? L"*" : L"" ); + PrintBootOption(BootOptionStr); + Print(L"\n"); + } + } else { + Print(L"Can't get BootOrder variable\n"); + } + + return EFI_SUCCESS; +} diff --git a/Lesson_21/UefiLessonsPkg/ShowBootVariables/ShowBootVariables.inf b/Lesson_21/UefiLessonsPkg/ShowBootVariables/ShowBootVariables.inf new file mode 100644 index 0000000..d2cfba9 --- /dev/null +++ b/Lesson_21/UefiLessonsPkg/ShowBootVariables/ShowBootVariables.inf @@ -0,0 +1,19 @@ +[Defines] + INF_VERSION = 1.25 + BASE_NAME = ShowBootVariables + FILE_GUID = 31266d12-9c60-478e-905e-05d117a3a9df + MODULE_TYPE = UEFI_APPLICATION + VERSION_STRING = 1.0 + ENTRY_POINT = ShellCEntryLib + +[Sources] + ShowBootVariables.c + +[Packages] + MdePkg/MdePkg.dec + +[LibraryClasses] + UefiApplicationEntryPoint + UefiLib + ShellCEntryLib + diff --git a/Lesson_21/UefiLessonsPkg/SimpleShellApp/SimpleShellApp.c b/Lesson_21/UefiLessonsPkg/SimpleShellApp/SimpleShellApp.c new file mode 100644 index 0000000..b13aa6c --- /dev/null +++ b/Lesson_21/UefiLessonsPkg/SimpleShellApp/SimpleShellApp.c @@ -0,0 +1,14 @@ +#include <Library/UefiBootServicesTableLib.h> +#include <Library/UefiLib.h> + +INTN EFIAPI ShellAppMain(IN UINTN Argc, IN CHAR16 **Argv) +{ +// SystemTable->ConOut->OutputString(SystemTable->ConOut, L"Hello World!\n"); + gST->ConOut->OutputString(gST->ConOut, L"Hello again!\n"); + Print(L"Bye!\n"); + + for (UINTN i=Argc; i>0; i--) { + Print(L"Arg[%d]=%s\n", Argc-i, Argv[Argc-i]); + } + return 0; +} diff --git a/Lesson_21/UefiLessonsPkg/SimpleShellApp/SimpleShellApp.inf b/Lesson_21/UefiLessonsPkg/SimpleShellApp/SimpleShellApp.inf new file mode 100644 index 0000000..013bf4e --- /dev/null +++ b/Lesson_21/UefiLessonsPkg/SimpleShellApp/SimpleShellApp.inf @@ -0,0 +1,19 @@ +[Defines] + INF_VERSION = 1.25 + BASE_NAME = SimpleShellApp + FILE_GUID = 2afd1202-545e-4f8d-b8fb-bc179e84ddc8 + MODULE_TYPE = UEFI_APPLICATION + VERSION_STRING = 1.0 + ENTRY_POINT = ShellCEntryLib + +[Sources] + SimpleShellApp.c + +[Packages] + MdePkg/MdePkg.dec + +[LibraryClasses] + UefiApplicationEntryPoint + UefiLib + ShellCEntryLib + diff --git a/Lesson_21/UefiLessonsPkg/SimplestApp/SimplestApp.c b/Lesson_21/UefiLessonsPkg/SimplestApp/SimplestApp.c new file mode 100644 index 0000000..8bdf500 --- /dev/null +++ b/Lesson_21/UefiLessonsPkg/SimplestApp/SimplestApp.c @@ -0,0 +1,10 @@ +EFI_STATUS +EFIAPI +UefiMain ( + IN EFI_HANDLE ImageHandle, + IN EFI_SYSTEM_TABLE *SystemTable + ) +{ + return EFI_SUCCESS; +} + diff --git a/Lesson_21/UefiLessonsPkg/SimplestApp/SimplestApp.inf b/Lesson_21/UefiLessonsPkg/SimplestApp/SimplestApp.inf new file mode 100644 index 0000000..7d4bae2 --- /dev/null +++ b/Lesson_21/UefiLessonsPkg/SimplestApp/SimplestApp.inf @@ -0,0 +1,16 @@ +[Defines] + INF_VERSION = 1.25 + BASE_NAME = SimplestApp + FILE_GUID = 4a298956-fbe0-47fb-ae3a-2d5a0a959a26 + MODULE_TYPE = UEFI_APPLICATION + VERSION_STRING = 1.0 + ENTRY_POINT = UefiMain + +[Sources] + SimplestApp.c + +[Packages] + MdePkg/MdePkg.dec + +[LibraryClasses] + UefiApplicationEntryPoint diff --git a/Lesson_21/UefiLessonsPkg/UefiLessonsPkg.dec b/Lesson_21/UefiLessonsPkg/UefiLessonsPkg.dec new file mode 100644 index 0000000..1bf2c6c --- /dev/null +++ b/Lesson_21/UefiLessonsPkg/UefiLessonsPkg.dec @@ -0,0 +1,22 @@ +[Defines]
+ DEC_SPECIFICATION = 0x00010005
+ PACKAGE_NAME = UefiLessonsPkg
+ PACKAGE_GUID = 7e7edbba-ca2c-4177-a3f0-d3371358773a
+ PACKAGE_VERSION = 1.01
+
+[Includes]
+
+[LibraryClasses]
+
+[Guids]
+ # FILE_GUID as defined in UefiLessonsPkg/HelloWorld/HelloWorld.inf
+ gHelloWorldFileGuid = {0x2e55fa38, 0xf148, 0x42d3, {0xaf, 0x90, 0x1b, 0xe2, 0x47, 0x32, 0x3e, 0x30}}
+ gUefiLessonsPkgTokenSpaceGuid = {0x150cab53, 0xad47, 0x4385, {0xb5, 0xdd, 0xbc, 0xfc, 0x76, 0xba, 0xca, 0xf0}}
+
+[Protocols]
+
+[PcdsFixedAtBuild]
+ gUefiLessonsPkgTokenSpaceGuid.PcdMyVar32|42|UINT32|0x00000001
+ gUefiLessonsPkgTokenSpaceGuid.PcdMyVar32_1|42|UINT32|0x00000002
+ gUefiLessonsPkgTokenSpaceGuid.PcdMyVar32_2|42|UINT32|0x00000003
+
diff --git a/Lesson_21/UefiLessonsPkg/UefiLessonsPkg.dsc b/Lesson_21/UefiLessonsPkg/UefiLessonsPkg.dsc new file mode 100644 index 0000000..e50a2c6 --- /dev/null +++ b/Lesson_21/UefiLessonsPkg/UefiLessonsPkg.dsc @@ -0,0 +1,41 @@ +[Defines] + DSC_SPECIFICATION = 0x0001001C + PLATFORM_GUID = 3db7270f-ffac-4139-90a4-0ae68f3f8167 + PLATFORM_VERSION = 0.01 + PLATFORM_NAME = UefiLessonsPkg + SKUID_IDENTIFIER = DEFAULT + SUPPORTED_ARCHITECTURES = X64 + BUILD_TARGETS = RELEASE + + +[LibraryClasses] + UefiApplicationEntryPoint|MdePkg/Library/UefiApplicationEntryPoint/UefiApplicationEntryPoint.inf + UefiBootServicesTableLib|MdePkg/Library/UefiBootServicesTableLib/UefiBootServicesTableLib.inf + DebugLib|MdePkg/Library/UefiDebugLibConOut/UefiDebugLibConOut.inf + BaseLib|MdePkg/Library/BaseLib/BaseLib.inf + PcdLib|MdePkg/Library/BasePcdLibNull/BasePcdLibNull.inf + BaseMemoryLib|MdePkg/Library/BaseMemoryLib/BaseMemoryLib.inf + RegisterFilterLib|MdePkg/Library/RegisterFilterLibNull/RegisterFilterLibNull.inf + PrintLib|MdePkg/Library/BasePrintLib/BasePrintLib.inf + DebugPrintErrorLevelLib|MdePkg/Library/BaseDebugPrintErrorLevelLib/BaseDebugPrintErrorLevelLib.inf + UefiLib|MdePkg/Library/UefiLib/UefiLib.inf + MemoryAllocationLib|MdePkg/Library/UefiMemoryAllocationLib/UefiMemoryAllocationLib.inf + DevicePathLib|MdePkg/Library/UefiDevicePathLib/UefiDevicePathLib.inf + UefiRuntimeServicesTableLib|MdePkg/Library/UefiRuntimeServicesTableLib/UefiRuntimeServicesTableLib.inf + ShellCEntryLib|ShellPkg/Library/UefiShellCEntryLib/UefiShellCEntryLib.inf + +[Components] + UefiLessonsPkg/SimplestApp/SimplestApp.inf + UefiLessonsPkg/HelloWorld/HelloWorld.inf + UefiLessonsPkg/ImageHandle/ImageHandle.inf + UefiLessonsPkg/ImageInfo/ImageInfo.inf + UefiLessonsPkg/MemoryInfo/MemoryInfo.inf + UefiLessonsPkg/SimpleShellApp/SimpleShellApp.inf + UefiLessonsPkg/ListVariables/ListVariables.inf + UefiLessonsPkg/ShowBootVariables/ShowBootVariables.inf + UefiLessonsPkg/InteractiveApp/InteractiveApp.inf + UefiLessonsPkg/PCDLesson/PCDLesson.inf + +[PcdsFixedAtBuild] + gUefiLessonsPkgTokenSpaceGuid.PcdMyVar32_2|44 + |