diff options
34 files changed, 1608 insertions, 0 deletions
diff --git a/UefiLessonsPkg/AcpiInfo/AcpiInfo.c b/UefiLessonsPkg/AcpiInfo/AcpiInfo.c new file mode 100644 index 0000000..88c78b6 --- /dev/null +++ b/UefiLessonsPkg/AcpiInfo/AcpiInfo.c @@ -0,0 +1,69 @@ +#include <Library/UefiBootServicesTableLib.h> +#include <Library/UefiLib.h> + +#include <Library/BaseMemoryLib.h> + +EFI_STATUS +EFIAPI +UefiMain ( + IN EFI_HANDLE ImageHandle, + IN EFI_SYSTEM_TABLE *SystemTable + ) +{ + EFI_ACPI_6_3_ROOT_SYSTEM_DESCRIPTION_POINTER* RSDP = NULL; + + for (UINTN i=0; i<SystemTable->NumberOfTableEntries; i++) { + if (CompareGuid(&(SystemTable->ConfigurationTable[i].VendorGuid), &gEfiAcpi20TableGuid)) { + Print(L"RSDP table is placed at %p\n\n", SystemTable->ConfigurationTable[i].VendorTable); + RSDP = SystemTable->ConfigurationTable[i].VendorTable; + } + } + + if (!RSDP) { + Print(L"No ACPI2.0 table was found in the system\n"); + return EFI_SUCCESS; + } + + if (((CHAR8)((RSDP->Signature >> 0) & 0xFF) != 'R') || + ((CHAR8)((RSDP->Signature >> 8) & 0xFF) != 'S') || + ((CHAR8)((RSDP->Signature >> 16) & 0xFF) != 'D') || + ((CHAR8)((RSDP->Signature >> 24) & 0xFF) != ' ') || + ((CHAR8)((RSDP->Signature >> 32) & 0xFF) != 'P') || + ((CHAR8)((RSDP->Signature >> 40) & 0xFF) != 'T') || + ((CHAR8)((RSDP->Signature >> 48) & 0xFF) != 'R') || + ((CHAR8)((RSDP->Signature >> 56) & 0xFF) != ' ')) { + Print(L"Error! RSDP signature is not valid!\n"); + return EFI_SUCCESS; + } + + Print(L"System description tables:\n"); + Print(L"\tRSDT table is placed at address %p\n", RSDP->RsdtAddress); + Print(L"\tXSDT table is placed at address %p\n", RSDP->XsdtAddress); + Print(L"\n"); + + EFI_ACPI_DESCRIPTION_HEADER* XSDT = (EFI_ACPI_DESCRIPTION_HEADER*)RSDP->XsdtAddress; + if (((CHAR8)((XSDT->Signature >> 0) & 0xFF) != 'X') || + ((CHAR8)((XSDT->Signature >> 8) & 0xFF) != 'S') || + ((CHAR8)((XSDT->Signature >> 16) & 0xFF) != 'D') || + ((CHAR8)((XSDT->Signature >> 24) & 0xFF) != 'T')) { + Print(L"Error! XSDT signature is not valid!\n"); + return EFI_SUCCESS; + } + + Print(L"Main ACPI tables:\n"); + UINT64 offset = sizeof(EFI_ACPI_DESCRIPTION_HEADER); + while (offset < XSDT->Length) { + UINT64* table_address = (UINT64*)((UINT8*)XSDT + offset); + EFI_ACPI_6_3_COMMON_HEADER* table = (EFI_ACPI_6_3_COMMON_HEADER*)(*table_address); + Print(L"\t%c%c%c%c table is placed at address %p with length 0x%x\n", + (CHAR8)((table->Signature>> 0)&0xFF), + (CHAR8)((table->Signature>> 8)&0xFF), + (CHAR8)((table->Signature>>16)&0xFF), + (CHAR8)((table->Signature>>24)&0xFF), + table, + table->Length); + offset += sizeof(UINT64); + } + + return EFI_SUCCESS; +} diff --git a/UefiLessonsPkg/AcpiInfo/AcpiInfo.inf b/UefiLessonsPkg/AcpiInfo/AcpiInfo.inf new file mode 100644 index 0000000..3884e76 --- /dev/null +++ b/UefiLessonsPkg/AcpiInfo/AcpiInfo.inf @@ -0,0 +1,21 @@ +[Defines] + INF_VERSION = 1.25 + BASE_NAME = AcpiInfo + FILE_GUID = 18998798-69a2-4ab5-9ffc-a8ee2494b029 + MODULE_TYPE = UEFI_APPLICATION + VERSION_STRING = 1.0 + ENTRY_POINT = UefiMain + +[Sources] + AcpiInfo.c + +[Packages] + MdePkg/MdePkg.dec + +[LibraryClasses] + UefiApplicationEntryPoint + UefiLib + +[Guids] + gEfiAcpi20TableGuid + diff --git a/UefiLessonsPkg/HelloWorld/HelloWorld.c b/UefiLessonsPkg/HelloWorld/HelloWorld.c new file mode 100644 index 0000000..29a4812 --- /dev/null +++ b/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/UefiLessonsPkg/HelloWorld/HelloWorld.inf b/UefiLessonsPkg/HelloWorld/HelloWorld.inf new file mode 100644 index 0000000..d65ca2e --- /dev/null +++ b/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/UefiLessonsPkg/ImageHandle/ImageHandle.c b/UefiLessonsPkg/ImageHandle/ImageHandle.c new file mode 100644 index 0000000..32e9c43 --- /dev/null +++ b/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/UefiLessonsPkg/ImageHandle/ImageHandle.inf b/UefiLessonsPkg/ImageHandle/ImageHandle.inf new file mode 100644 index 0000000..34256ee --- /dev/null +++ b/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/UefiLessonsPkg/ImageInfo/ImageInfo.c b/UefiLessonsPkg/ImageInfo/ImageInfo.c new file mode 100644 index 0000000..c45570e --- /dev/null +++ b/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/UefiLessonsPkg/ImageInfo/ImageInfo.inf b/UefiLessonsPkg/ImageInfo/ImageInfo.inf new file mode 100644 index 0000000..0ce54a6 --- /dev/null +++ b/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/UefiLessonsPkg/InteractiveApp/InteractiveApp.c b/UefiLessonsPkg/InteractiveApp/InteractiveApp.c new file mode 100644 index 0000000..59c89a9 --- /dev/null +++ b/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/UefiLessonsPkg/InteractiveApp/InteractiveApp.inf b/UefiLessonsPkg/InteractiveApp/InteractiveApp.inf new file mode 100644 index 0000000..700b779 --- /dev/null +++ b/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/UefiLessonsPkg/ListPCI/ListPCI.c b/UefiLessonsPkg/ListPCI/ListPCI.c new file mode 100644 index 0000000..6eb2eef --- /dev/null +++ b/UefiLessonsPkg/ListPCI/ListPCI.c @@ -0,0 +1,267 @@ +#include <Library/UefiBootServicesTableLib.h> +#include <Library/UefiLib.h> + +#include <Protocol/PciRootBridgeIo.h> +#include <Library/MemoryAllocationLib.h> +#include <IndustryStandard/Pci.h> +#include <Library/ShellLib.h> +#include <Library/PrintLib.h> + + +#define DESCRIPTOR_STR_MAX_SIZE 200 +#define BLOCK_READ_SIZE (1024*4) + +VOID ToLowerASCII(CHAR8* Str, UINTN Size) +{ + for (UINT8 i=0; i<Size; i++) { + if ((Str[i]>='A')&&(Str[i]<='Z')) { + Str[i]+=32; + } + } +} + +EFI_STATUS FindPCIDevDescription(UINT16 VendorId, + UINT16 DeviceId, + CHAR16* VendorDesc, + CHAR16* DeviceDesc, + UINTN DescBufferSize) +{ + EFI_STATUS Status = ShellFileExists(L"pci.ids"); + if (EFI_ERROR(Status)) + { + Print(L"No file pci.ids: %r\n", Status); + return Status; + } + + SHELL_FILE_HANDLE FileHandle; + Status = ShellOpenFileByName(L"pci.ids", + &FileHandle, + EFI_FILE_MODE_READ, + 0); + if (EFI_ERROR(Status)) + { + Print(L"Can't open file pci.ids: %r\n", Status); + return Status; + } + + UINT64 FileSize; + Status = ShellGetFileSize(FileHandle, &FileSize); + if (EFI_ERROR(Status)) + { + Print(L"Can't get file size for file pci.ids: %r\n", Status); + goto end; + } + + CHAR8 VendorStr[5]; + CHAR8 DeviceStr[5]; + AsciiValueToStringS(VendorStr, + 5, + RADIX_HEX | PREFIX_ZERO, + VendorId, + 4); + AsciiValueToStringS(DeviceStr, + 5, + RADIX_HEX | PREFIX_ZERO, + DeviceId, + 4); + ToLowerASCII(VendorStr, 4); + ToLowerASCII(DeviceStr, 4); + + CHAR8 Buffer[BLOCK_READ_SIZE]; + UINTN Size; + UINT64 FilePos = 0; + BOOLEAN Vendor_found = FALSE; + BOOLEAN Device_found = FALSE; + while (TRUE) + { + Size = BLOCK_READ_SIZE; + Status = ShellReadFile(FileHandle, &Size, Buffer); + if (EFI_ERROR(Status)) + { + Print(L"Can't read file pci.ids: %r\n", Status); + goto end; + } + UINTN StrStart = 0; + UINTN StrEnd = 0; + for (UINTN i=0; i<Size; i++) { + if (Buffer[i]=='\n') { + StrEnd=i; + if (!Vendor_found){ + // 0123456 7 + //\nXXXX |<desc>|\n + if ((StrEnd - StrStart) > 7) { + if ((Buffer[StrStart+1]==VendorStr[0]) && + (Buffer[StrStart+2]==VendorStr[1]) && + (Buffer[StrStart+3]==VendorStr[2]) && + (Buffer[StrStart+4]==VendorStr[3])) { + Buffer[StrEnd] = 0; + UnicodeSPrintAsciiFormat(VendorDesc, DescBufferSize, "%a", &Buffer[StrStart+1+4+2]); + Vendor_found = TRUE; + } + } + } else { + // 0 1234567 8 + //\n\tXXXX |<desc>|\n + if ((StrEnd - StrStart) > 8) { + if ((Buffer[StrStart+1]=='\t') && + (Buffer[StrStart+2]==DeviceStr[0]) && + (Buffer[StrStart+3]==DeviceStr[1]) && + (Buffer[StrStart+4]==DeviceStr[2]) && + (Buffer[StrStart+5]==DeviceStr[3])) { + Buffer[StrEnd] = 0; + UnicodeSPrintAsciiFormat(DeviceDesc, DescBufferSize, "%a", &Buffer[StrStart+1+1+4+2]); + Device_found = TRUE; + break; + } + } + } + StrStart = StrEnd; + } + } + + if (FilePos+Size >= FileSize) { + break; + } + FilePos += StrEnd; + Status = ShellSetFilePosition(FileHandle, FilePos); + if (EFI_ERROR(Status)) + { + Print(L"Can't set file position pci.ids: %r\n", Status); + goto end; + } + } + +end: + if (!Vendor_found) { + UnicodeSPrint(VendorDesc, DescBufferSize, L"Undefined"); + } + if (!Device_found) { + UnicodeSPrint(DeviceDesc, DescBufferSize, L"Undefined"); + } + ShellCloseFile(&FileHandle); + + return Status; +} + + +UINT64 PciConfigurationAddress(UINT8 Bus, + UINT8 Device, + UINT8 Function, + UINT32 Register) +{ + UINT64 Address = (((UINT64)Bus) << 24) + (((UINT64)Device) << 16) + (((UINT64)Function) << 8); + if (Register & 0xFFFFFF00) { + Address += (((UINT64)Register) << 32); + } else { + Address += (((UINT64)Register) << 0); + } + return Address; +} + + +EFI_STATUS PrintRootBridge(EFI_PCI_ROOT_BRIDGE_IO_PROTOCOL* PciRootBridgeIo) +{ + EFI_ACPI_ADDRESS_SPACE_DESCRIPTOR* AddressDescriptor; + EFI_STATUS Status = PciRootBridgeIo->Configuration( + PciRootBridgeIo, + (VOID**)&AddressDescriptor + ); + if (EFI_ERROR(Status)) { + Print(L"\tError! Can't get EFI_ACPI_ADDRESS_SPACE_DESCRIPTOR: %r\n", Status); + return Status; + } + while (AddressDescriptor->Desc != ACPI_END_TAG_DESCRIPTOR) { + if (AddressDescriptor->ResType == ACPI_ADDRESS_SPACE_TYPE_BUS) { + for (UINT8 Bus = AddressDescriptor->AddrRangeMin; Bus <= AddressDescriptor->AddrRangeMax; Bus++) { + for (UINT8 Device = 0; Device <= PCI_MAX_DEVICE; Device++) { + for (UINT8 Func = 0; Func <= PCI_MAX_FUNC; Func++) { + UINT64 Address = PciConfigurationAddress(Bus, Device, Func, 0); + PCI_DEVICE_INDEPENDENT_REGION PCIConfHdr; + Status = PciRootBridgeIo->Pci.Read( + PciRootBridgeIo, + EfiPciWidthUint8, + Address, + sizeof(PCI_DEVICE_INDEPENDENT_REGION), + &PCIConfHdr + ); + if (!EFI_ERROR(Status)) { + if (PCIConfHdr.VendorId != 0xffff) { + Print(L"\t%02x:%02x.%02x - Vendor:%04x, Device:%04x", + Bus, + Device, + Func, + PCIConfHdr.VendorId, + PCIConfHdr.DeviceId); + + CHAR16 VendorDesc[DESCRIPTOR_STR_MAX_SIZE]; + CHAR16 DeviceDesc[DESCRIPTOR_STR_MAX_SIZE]; + Status = FindPCIDevDescription(PCIConfHdr.VendorId, + PCIConfHdr.DeviceId, + VendorDesc, + DeviceDesc, + DESCRIPTOR_STR_MAX_SIZE); + if (!EFI_ERROR(Status)) { + Print(L": %s, %s\n", VendorDesc, DeviceDesc); + } else { + Print(L"\n"); + } + } + } else { + Print(L"\tError in PCI read: %r\n", Status); + } + } + } + } + } + AddressDescriptor++; + } + return Status; +} + +EFI_STATUS +EFIAPI +UefiMain ( + IN EFI_HANDLE ImageHandle, + IN EFI_SYSTEM_TABLE *SystemTable + ) +{ + EFI_STATUS Status; + UINTN HandleCount; + EFI_HANDLE *HandleBuffer; + Status = gBS->LocateHandleBuffer( + ByProtocol, + &gEfiPciRootBridgeIoProtocolGuid, + NULL, + &HandleCount, + &HandleBuffer + ); + if (EFI_ERROR (Status)) { + Print(L"Can't locate EFI_PCI_ROOT_BRIDGE_IO_PROTOCOL: %r\n", Status); + return Status; + } + + Print(L"Number of PCI root bridges in the system: %d\n", HandleCount); + EFI_PCI_ROOT_BRIDGE_IO_PROTOCOL* PciRootBridgeIo; + for (UINTN Index = 0; Index < HandleCount; Index++) { + Status = gBS->OpenProtocol ( + HandleBuffer[Index], + &gEfiPciRootBridgeIoProtocolGuid, + (VOID **)&PciRootBridgeIo, + ImageHandle, + NULL, + EFI_OPEN_PROTOCOL_GET_PROTOCOL + ); + if (EFI_ERROR(Status)) { + Print(L"Can't open protocol: %r\n", Status); + return Status; + } + Print(L"\nPCI Root Bridge %d\n", Index); + Status = PrintRootBridge(PciRootBridgeIo); + if (EFI_ERROR(Status)) { + Print(L"Error in PCI Root Bridge printing\n"); + } + } + FreePool(HandleBuffer); + + return EFI_SUCCESS; +} diff --git a/UefiLessonsPkg/ListPCI/ListPCI.c:Zone.Identifier b/UefiLessonsPkg/ListPCI/ListPCI.c:Zone.Identifier Binary files differnew file mode 100644 index 0000000..be537eb --- /dev/null +++ b/UefiLessonsPkg/ListPCI/ListPCI.c:Zone.Identifier diff --git a/UefiLessonsPkg/ListPCI/ListPCI.inf b/UefiLessonsPkg/ListPCI/ListPCI.inf new file mode 100644 index 0000000..0080d75 --- /dev/null +++ b/UefiLessonsPkg/ListPCI/ListPCI.inf @@ -0,0 +1,22 @@ +[Defines] + INF_VERSION = 1.25 + BASE_NAME = ListPCI + FILE_GUID = 07aceb78-97df-4e49-84a8-28997896e42a + MODULE_TYPE = UEFI_APPLICATION + VERSION_STRING = 1.0 + ENTRY_POINT = UefiMain + +[Sources] + ListPCI.c + +[Packages] + MdePkg/MdePkg.dec + ShellPkg/ShellPkg.dec + +[LibraryClasses] + UefiApplicationEntryPoint + UefiLib + ShellLib + +[Protocols] + gEfiPciRootBridgeIoProtocolGuid diff --git a/UefiLessonsPkg/ListPCI/ListPCI.inf:Zone.Identifier b/UefiLessonsPkg/ListPCI/ListPCI.inf:Zone.Identifier Binary files differnew file mode 100644 index 0000000..be537eb --- /dev/null +++ b/UefiLessonsPkg/ListPCI/ListPCI.inf:Zone.Identifier diff --git a/UefiLessonsPkg/ListVariables/ListVariables.c b/UefiLessonsPkg/ListVariables/ListVariables.c new file mode 100644 index 0000000..1f3ef4a --- /dev/null +++ b/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/UefiLessonsPkg/ListVariables/ListVariables.inf b/UefiLessonsPkg/ListVariables/ListVariables.inf new file mode 100644 index 0000000..14e9fa2 --- /dev/null +++ b/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/UefiLessonsPkg/MemoryInfo/MemoryInfo.c b/UefiLessonsPkg/MemoryInfo/MemoryInfo.c new file mode 100644 index 0000000..8c3bcf2 --- /dev/null +++ b/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/UefiLessonsPkg/MemoryInfo/MemoryInfo.inf b/UefiLessonsPkg/MemoryInfo/MemoryInfo.inf new file mode 100644 index 0000000..777010d --- /dev/null +++ b/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/UefiLessonsPkg/PCDLesson/PCDLesson.c b/UefiLessonsPkg/PCDLesson/PCDLesson.c new file mode 100644 index 0000000..03be437 --- /dev/null +++ b/UefiLessonsPkg/PCDLesson/PCDLesson.c @@ -0,0 +1,43 @@ +#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)); + + Print(L"PcdMyVar32=%d\n", PcdGet32(PcdMyVar32)); + + Print(L"PcdMyPatchableVar32=%d\n", PcdGet32(PcdMyPatchableVar32)); + EFI_STATUS Status = PcdSet32S(PcdMyPatchableVar32, 44); + Print(L"Status=%r\n", Status); + Print(L"PcdMyPatchableVar32=%d\n", PcdGet32(PcdMyPatchableVar32)); + PatchPcdSet32(PcdMyPatchableVar32, 45); + Print(L"PcdMyPatchableVar32=%d\n", PatchPcdGet32(PcdMyPatchableVar32)); + + + Print(L"PcdMyFeatureFlagVar=%d\n", FeaturePcdGet(PcdMyFeatureFlagVar)); + Print(L"PcdMyFeatureFlagVar=%d\n", PcdGetBool(PcdMyFeatureFlagVar)); + Print(L"PcdMyVarBool=%d\n", FixedPcdGetBool(PcdMyVarBool)); + Print(L"PcdMyVarBool=%d\n", PcdGetBool(PcdMyVarBool)); + + + + + Print(L"PcdMyDynamicExVar32=%x\n", PcdGet32(PcdMyDynamicExVar32)); + PcdSet32S(PcdMyDynamicExVar32, 52); + Print(L"PcdMyDynamicExVar32=%x\n", PcdGet32(PcdMyDynamicExVar32)); + + Print(L"PcdMyDynamicVar32=%x\n", PcdGet32(PcdMyDynamicVar32)); + PcdSet32S(PcdMyDynamicVar32, 52); + Print(L"PcdMyDynamicVar32=%x\n", PcdGet32(PcdMyDynamicVar32)); + return EFI_SUCCESS; +} diff --git a/UefiLessonsPkg/PCDLesson/PCDLesson.inf b/UefiLessonsPkg/PCDLesson/PCDLesson.inf new file mode 100644 index 0000000..cfd39d2 --- /dev/null +++ b/UefiLessonsPkg/PCDLesson/PCDLesson.inf @@ -0,0 +1,39 @@ +[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 + gUefiLessonsPkgTokenSpaceGuid.PcdMyVarBool + +[PatchPcd] + gUefiLessonsPkgTokenSpaceGuid.PcdMyPatchableVar32 + +[FeaturePcd] + gUefiLessonsPkgTokenSpaceGuid.PcdMyFeatureFlagVar + +[Pcd] + gUefiLessonsPkgTokenSpaceGuid.PcdMyDynamicVar32 + gUefiLessonsPkgTokenSpaceGuid.PcdMyDynamicVar32_1 + +[PcdEx] + gUefiLessonsPkgTokenSpaceGuid.PcdMyDynamicExVar32 + + diff --git a/UefiLessonsPkg/ShowBootVariables/ShowBootVariables.c b/UefiLessonsPkg/ShowBootVariables/ShowBootVariables.c new file mode 100644 index 0000000..7f6b58c --- /dev/null +++ b/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/UefiLessonsPkg/ShowBootVariables/ShowBootVariables.inf b/UefiLessonsPkg/ShowBootVariables/ShowBootVariables.inf new file mode 100644 index 0000000..d2cfba9 --- /dev/null +++ b/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/UefiLessonsPkg/ShowHii/ShowHii.c b/UefiLessonsPkg/ShowHii/ShowHii.c new file mode 100644 index 0000000..27f23c3 --- /dev/null +++ b/UefiLessonsPkg/ShowHii/ShowHii.c @@ -0,0 +1,120 @@ +#include <Library/UefiBootServicesTableLib.h> +#include <Library/UefiLib.h> + +#include <Protocol/HiiDatabase.h> +#include <Library/MemoryAllocationLib.h> + + +CHAR16* PackageType(UINTN Type) +{ + switch(Type) { + case EFI_HII_PACKAGE_TYPE_ALL: + return L"ALL"; + case EFI_HII_PACKAGE_TYPE_GUID: + return L"GUID"; + case EFI_HII_PACKAGE_FORMS: + return L"FORMS"; + case EFI_HII_PACKAGE_STRINGS: + return L"STRINGS"; + case EFI_HII_PACKAGE_FONTS: + return L"FONTS"; + case EFI_HII_PACKAGE_IMAGES: + return L"IMAGES"; + case EFI_HII_PACKAGE_SIMPLE_FONTS: + return L"SIMPLE_FONTS"; + case EFI_HII_PACKAGE_DEVICE_PATH: + return L"DEVICE_PATH"; + case EFI_HII_PACKAGE_KEYBOARD_LAYOUT: + return L"KEYBOARD_LAYOUT"; + case EFI_HII_PACKAGE_ANIMATIONS: + return L"ANIMATIONS"; + case EFI_HII_PACKAGE_END: + return L"END"; + case EFI_HII_PACKAGE_TYPE_SYSTEM_BEGIN: + return L"SYSTEM_BEGIN"; + case EFI_HII_PACKAGE_TYPE_SYSTEM_END: + return L"SYSTEM_END"; + } + return L"UNKNOWN"; +} + +VOID ParseHiiPackageLists(EFI_HII_PACKAGE_LIST_HEADER* HiiDatabase, UINTN HiiDatabaseSize) +{ + EFI_HII_PACKAGE_LIST_HEADER* HiiPackageListHeader; + HiiPackageListHeader = (EFI_HII_PACKAGE_LIST_HEADER*) HiiDatabase; + + UINTN i=0; + while ((UINTN) HiiPackageListHeader < ((UINTN) HiiDatabase + HiiDatabaseSize)) { + UINTN HiiPackageListSize = HiiPackageListHeader->PackageLength; + if (HiiPackageListSize == 0) + break; + Print(L"PackageList[%d]: GUID=%g\n", i++, HiiPackageListHeader->PackageListGuid); + + EFI_HII_PACKAGE_HEADER* HiiPackageHeader = (EFI_HII_PACKAGE_HEADER*)((UINTN) HiiPackageListHeader + sizeof(EFI_HII_PACKAGE_LIST_HEADER)); + UINTN j=0; + while ((UINTN) HiiPackageHeader < ((UINTN) HiiPackageListHeader + HiiPackageListSize)) { + Print(L"\tPackage[%d]: type=%s\n", j++, PackageType(HiiPackageHeader->Type)); + // Go to next Package + HiiPackageHeader = (EFI_HII_PACKAGE_HEADER*)((UINTN) HiiPackageHeader + HiiPackageHeader->Length); + } + // Go to next PackageList + HiiPackageListHeader = (EFI_HII_PACKAGE_LIST_HEADER*)((UINTN) HiiPackageListHeader + HiiPackageListSize); + } +} + +EFI_STATUS +EFIAPI +UefiMain ( + IN EFI_HANDLE ImageHandle, + IN EFI_SYSTEM_TABLE *SystemTable + ) +{ + EFI_STATUS Status; + EFI_HII_DATABASE_PROTOCOL* HiiDbProtocol; + Status = gBS->LocateProtocol(&gEfiHiiDatabaseProtocolGuid, + NULL, + (VOID**)&HiiDbProtocol); + if (EFI_ERROR(Status)) { + Print(L"ERROR: Could not find HII Database protocol: %r\n", Status); + return Status; + } + + + UINTN PackageListSize = 0; + EFI_HII_PACKAGE_LIST_HEADER* PackageList = NULL; + + Status = HiiDbProtocol->ExportPackageLists(HiiDbProtocol, + NULL, // All package lists + &PackageListSize, + PackageList); + if (Status != EFI_BUFFER_TOO_SMALL) { + Print(L"ERROR: Could not obtain package list size\n"); + return Status; + } + + Status = gBS->AllocatePool(EfiBootServicesData, + PackageListSize, + (VOID**)&PackageList); + if (EFI_ERROR(Status)) { + Print(L"ERROR: Could not allocate sufficient memory for package list: %r\n", Status); + return Status; + } + + + Status = HiiDbProtocol->ExportPackageLists(HiiDbProtocol, + NULL, + &PackageListSize, + PackageList); + if (EFI_ERROR(Status)) { + Print(L"ERROR: Could not retrieve the package list: %r\n", Status); + FreePool(PackageList); + return Status; + } + + ParseHiiPackageLists(PackageList, PackageListSize); + //////// + + FreePool(PackageList); + + return EFI_SUCCESS; +} diff --git a/UefiLessonsPkg/ShowHii/ShowHii.inf b/UefiLessonsPkg/ShowHii/ShowHii.inf new file mode 100644 index 0000000..ec8ba46 --- /dev/null +++ b/UefiLessonsPkg/ShowHii/ShowHii.inf @@ -0,0 +1,22 @@ +[Defines] + INF_VERSION = 1.25 + BASE_NAME = ShowHii + FILE_GUID = 75a15862-aa04-47c2-a0ac-14a0a8bf5756 + MODULE_TYPE = UEFI_APPLICATION + VERSION_STRING = 1.0 + ENTRY_POINT = UefiMain + +[Sources] + ShowHii.c + +[Packages] + MdePkg/MdePkg.dec + +[LibraryClasses] + UefiApplicationEntryPoint + UefiLib + +[Protocols] + gEfiHiiDatabaseProtocolGuid + + diff --git a/UefiLessonsPkg/SimpleDriver/SimpleDriver.c b/UefiLessonsPkg/SimpleDriver/SimpleDriver.c new file mode 100644 index 0000000..fd96d17 --- /dev/null +++ b/UefiLessonsPkg/SimpleDriver/SimpleDriver.c @@ -0,0 +1,26 @@ +#include <Library/UefiBootServicesTableLib.h> +#include <Library/UefiLib.h> + + +EFI_STATUS +EFIAPI +SimpleDriverUnload ( + EFI_HANDLE ImageHandle + ) +{ + Print(L"Bye-bye from driver!\n"); + + return EFI_SUCCESS; +} + +EFI_STATUS +EFIAPI +SimpleDriverEntryPoint ( + IN EFI_HANDLE ImageHandle, + IN EFI_SYSTEM_TABLE *SystemTable + ) +{ + Print(L"Hello from driver!\n"); + + return EFI_SUCCESS; +} diff --git a/UefiLessonsPkg/SimpleDriver/SimpleDriver.inf b/UefiLessonsPkg/SimpleDriver/SimpleDriver.inf new file mode 100644 index 0000000..a6008c2 --- /dev/null +++ b/UefiLessonsPkg/SimpleDriver/SimpleDriver.inf @@ -0,0 +1,19 @@ +[Defines] + INF_VERSION = 1.25 + BASE_NAME = SimpleDriver + FILE_GUID = 384aeb18-105d-4af1-bf17-5e349e8f4d4c + MODULE_TYPE = UEFI_DRIVER + VERSION_STRING = 1.0 + ENTRY_POINT = SimpleDriverEntryPoint + UNLOAD_IMAGE = SimpleDriverUnload + +[Sources] + SimpleDriver.c + +[Packages] + MdePkg/MdePkg.dec + +[LibraryClasses] + UefiDriverEntryPoint + UefiLib + diff --git a/UefiLessonsPkg/SimpleShellApp/SimpleShellApp.c b/UefiLessonsPkg/SimpleShellApp/SimpleShellApp.c new file mode 100644 index 0000000..b13aa6c --- /dev/null +++ b/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/UefiLessonsPkg/SimpleShellApp/SimpleShellApp.inf b/UefiLessonsPkg/SimpleShellApp/SimpleShellApp.inf new file mode 100644 index 0000000..013bf4e --- /dev/null +++ b/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/UefiLessonsPkg/SimplestApp/SimplestApp.c b/UefiLessonsPkg/SimplestApp/SimplestApp.c new file mode 100644 index 0000000..8bdf500 --- /dev/null +++ b/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/UefiLessonsPkg/SimplestApp/SimplestApp.inf b/UefiLessonsPkg/SimplestApp/SimplestApp.inf new file mode 100644 index 0000000..7d4bae2 --- /dev/null +++ b/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/UefiLessonsPkg/SmbiosInfo/SmbiosInfo.c b/UefiLessonsPkg/SmbiosInfo/SmbiosInfo.c new file mode 100644 index 0000000..b75026d --- /dev/null +++ b/UefiLessonsPkg/SmbiosInfo/SmbiosInfo.c @@ -0,0 +1,88 @@ +#include <Library/UefiBootServicesTableLib.h> +#include <Library/UefiLib.h> + +#include <Library/BaseMemoryLib.h> +#include <Protocol/Smbios.h> + +CHAR8* GetRecordString(EFI_SMBIOS_TABLE_HEADER* Record, UINTN number) +{ + if (!number) + return ""; + + CHAR8* String = (CHAR8*)Record + Record->Length; + UINTN i=1; + while (i < number) { + String = String + AsciiStrSize(String); + i++; + } + return String; +} + +EFI_STATUS +EFIAPI +UefiMain ( + IN EFI_HANDLE ImageHandle, + IN EFI_SYSTEM_TABLE *SystemTable + ) +{ + for (UINTN i=0; i<SystemTable->NumberOfTableEntries; i++) { + if (CompareGuid(&(SystemTable->ConfigurationTable[i].VendorGuid), &gEfiSmbiosTableGuid)) { + Print(L"SMBIOS table is placed at %p\n\n", SystemTable->ConfigurationTable[i].VendorTable); + } + } + + EFI_SMBIOS_PROTOCOL* SmbiosProtocol; + EFI_STATUS Status = gBS->LocateProtocol ( + &gEfiSmbiosProtocolGuid, + NULL, + (VOID**)&SmbiosProtocol + ); + if (EFI_ERROR (Status)) { + return Status; + } + + EFI_SMBIOS_HANDLE SmbiosHandle = SMBIOS_HANDLE_PI_RESERVED; + EFI_SMBIOS_TABLE_HEADER* Record; + Status = SmbiosProtocol->GetNext(SmbiosProtocol, + &SmbiosHandle, + NULL, + &Record, + NULL); + while (!EFI_ERROR(Status)) { + Print (L"SMBIOS Type %d \n", Record->Type); + switch (Record->Type) { + case EFI_SMBIOS_TYPE_BIOS_INFORMATION: { + SMBIOS_TABLE_TYPE0* Type0Record = (SMBIOS_TABLE_TYPE0*) Record; + Print(L"\tVendor=%a\n", GetRecordString(Record, Type0Record->Vendor)); + Print(L"\tBiosVersion=%a\n", GetRecordString(Record, Type0Record->BiosVersion)); + Print(L"\tBiosReleaseDate=%a\n", GetRecordString(Record, Type0Record->BiosReleaseDate)); + Print(L"\tBiosSegment=0x%x\n", Type0Record->BiosSegment); + Print(L"\tSystemBiosMajorRelease=0x%x\n", Type0Record->SystemBiosMajorRelease); + Print(L"\tSystemBiosMinorRelease=0x%x\n", Type0Record->SystemBiosMinorRelease); + break; + } + case EFI_SMBIOS_TYPE_SYSTEM_INFORMATION: { + SMBIOS_TABLE_TYPE1* Type1Record = (SMBIOS_TABLE_TYPE1*) Record; + Print(L"\tManufacturer=%a\n", GetRecordString(Record, Type1Record->Manufacturer)); + Print(L"\tProductName=%a\n", GetRecordString(Record, Type1Record->ProductName)); + Print(L"\tVersion=%a\n", GetRecordString(Record, Type1Record->Version)); + Print(L"\tSerialNumber=%a\n", GetRecordString(Record, Type1Record->SerialNumber)); + Print(L"\tUUID=%g\n", Type1Record->Uuid); + Print(L"\tWakeUpType=%d\n", Type1Record->WakeUpType); + Print(L"\tSKUNumber=%a\n", GetRecordString(Record, Type1Record->SKUNumber)); + Print(L"\tFamily=%a\n", GetRecordString(Record, Type1Record->Family)); + break; + } + default: + Print(L"\tTODO: Parsing for this table is not ready yet\n"); + break; + } + Status = SmbiosProtocol->GetNext(SmbiosProtocol, + &SmbiosHandle, + NULL, + &Record, + NULL); + } + + return EFI_SUCCESS; +} diff --git a/UefiLessonsPkg/SmbiosInfo/SmbiosInfo.inf b/UefiLessonsPkg/SmbiosInfo/SmbiosInfo.inf new file mode 100644 index 0000000..ab6013a --- /dev/null +++ b/UefiLessonsPkg/SmbiosInfo/SmbiosInfo.inf @@ -0,0 +1,24 @@ +[Defines] + INF_VERSION = 1.25 + BASE_NAME = SmbiosInfo + FILE_GUID = 4a8836db-9e1d-4b7d-a785-f552340fba59 + MODULE_TYPE = UEFI_APPLICATION + VERSION_STRING = 1.0 + ENTRY_POINT = UefiMain + +[Sources] + SmbiosInfo.c + +[Packages] + MdePkg/MdePkg.dec + +[LibraryClasses] + UefiApplicationEntryPoint + UefiLib + +[Guids] + gEfiSmbiosTableGuid + +[Protocols] + gEfiSmbiosProtocolGuid + diff --git a/UefiLessonsPkg/UefiLessonsPkg.dec b/UefiLessonsPkg/UefiLessonsPkg.dec new file mode 100644 index 0000000..8d14eec --- /dev/null +++ b/UefiLessonsPkg/UefiLessonsPkg.dec @@ -0,0 +1,35 @@ +[Defines]
+ DEC_SPECIFICATION = 0x00010005
+ PACKAGE_NAME = UefiLessonsPkg
+ PACKAGE_GUID = 7e7edbba-ca2c-4177-a3f0-d3371358773a
+ PACKAGE_VERSION = 1.01
+
+[Includes]
+ Include
+
+[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]
+ gSimpleClassProtocolGuid = { 0xb5510eea, 0x6f11, 0x4e4b, { 0xad, 0x0f, 0x35, 0xce, 0x17, 0xbd, 0x7a, 0x67 }}
+
+[PcdsFixedAtBuild]
+ gUefiLessonsPkgTokenSpaceGuid.PcdMyVar32|42|UINT32|0x00000001
+ gUefiLessonsPkgTokenSpaceGuid.PcdMyVar32_1|42|UINT32|0x00000002
+ gUefiLessonsPkgTokenSpaceGuid.PcdMyVar32_2|42|UINT32|0x00000003
+ gUefiLessonsPkgTokenSpaceGuid.PcdMyVarBool|FALSE|BOOLEAN|0x00000004
+
+[PcdsPatchableInModule]
+ gUefiLessonsPkgTokenSpaceGuid.PcdMyPatchableVar32|0x31313131|UINT32|0x10000001
+
+[PcdsFeatureFlag]
+ gUefiLessonsPkgTokenSpaceGuid.PcdMyFeatureFlagVar|FALSE|BOOLEAN|0x20000001
+
+[PcdsDynamic]
+ gUefiLessonsPkgTokenSpaceGuid.PcdMyDynamicVar32|0x38323232|UINT32|0x30000001
+ gUefiLessonsPkgTokenSpaceGuid.PcdMyDynamicVar32_1|42|UINT32|0x30000002
+
+[PcdsDynamicEx]
+ gUefiLessonsPkgTokenSpaceGuid.PcdMyDynamicExVar32|0x38333333|UINT32|0x40000001
diff --git a/UefiLessonsPkg/UefiLessonsPkg.dsc b/UefiLessonsPkg/UefiLessonsPkg.dsc new file mode 100644 index 0000000..0bb1762 --- /dev/null +++ b/UefiLessonsPkg/UefiLessonsPkg.dsc @@ -0,0 +1,63 @@ +[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 + PcdLib|MdePkg/Library/DxePcdLib/DxePcdLib.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 + ShellLib|ShellPkg/Library/UefiShellLib/UefiShellLib.inf + FileHandleLib|MdePkg/Library/UefiFileHandleLib/UefiFileHandleLib.inf + HiiLib|MdeModulePkg/Library/UefiHiiLib/UefiHiiLib.inf + SortLib|MdeModulePkg/Library/UefiSortLib/UefiSortLib.inf + UefiHiiServicesLib|MdeModulePkg/Library/UefiHiiServicesLib/UefiHiiServicesLib.inf + UefiDriverEntryPoint|MdePkg/Library/UefiDriverEntryPoint/UefiDriverEntryPoint.inf + #SimpleLibrary|UefiLessonsPkg/Library/SimpleLibrary/SimpleLibrary.inf + #SimpleLibrary|UefiLessonsPkg/Library/SimpleLibraryWithConstructor/SimpleLibraryWithConstructor.inf + SimpleLibrary|UefiLessonsPkg/Library/SimpleLibraryWithConstructorAndDestructor/SimpleLibraryWithConstructorAndDestructor.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 + UefiLessonsPkg/SmbiosInfo/SmbiosInfo.inf + UefiLessonsPkg/ShowTables/ShowTables.inf + UefiLessonsPkg/AcpiInfo/AcpiInfo.inf + UefiLessonsPkg/SaveBGRT/SaveBGRT.inf + UefiLessonsPkg/ListPCI/ListPCI.inf + UefiLessonsPkg/SimpleDriver/SimpleDriver.inf + UefiLessonsPkg/PCIRomInfo/PCIRomInfo.inf + UefiLessonsPkg/Library/SimpleLibrary/SimpleLibrary.inf + UefiLessonsPkg/Library/SimpleLibraryWithConstructor/SimpleLibraryWithConstructor.inf + UefiLessonsPkg/SimpleLibraryUser/SimpleLibraryUser.inf + UefiLessonsPkg/SimpleClassProtocol/SimpleClassProtocol.inf + UefiLessonsPkg/SimpleClassUser/SimpleClassUser.inf + +[PcdsFixedAtBuild] + gUefiLessonsPkgTokenSpaceGuid.PcdMyVar32_2|44 + |