diff options
23 files changed, 1076 insertions, 42 deletions
diff --git a/Lesson_15/README.md b/Lesson_15/README.md index 65cb1ed..55447ca 100644 --- a/Lesson_15/README.md +++ b/Lesson_15/README.md @@ -356,46 +356,4 @@ PciRoot(0x0)/Pci(0x3,0x0)/MAC(525400123456,0x1)/IPv4(0.0.0.0) We are definitely in the UEFI shell, so the `BootCurrent`(="*") is placed correctly. -If you want to know information about the printed GUIDs here it is: -- `FILE_GUID = 7C04A583-9E3E-4f1c-AD65-E05268D0B4D1 # gUefiShellFileGuid` -https://github.com/tianocore/edk2/blob/master/ShellPkg/Application/Shell/Shell.inf -- `FILE_GUID = 462CAA21-7614-4503-836E-8AB6F4662331` - UiApp module is driver for BDS phase -https://github.com/tianocore/edk2/blob/master/MdeModulePkg/Application/UiApp/UiApp.inf - - -As for the `7CB8BDC9-F8EB-4F34-AAEA-3EE4AF6516A1` it is a GUID for the firmware volume in our OVMF image. -https://github.com/tianocore/edk2/blob/master/OvmfPkg/OvmfPkgX64.fdf - -This *.fdf file lists what drivers/apps are placed in every volume in the image (this includes volumes for SEC, PEI or DXE stages): -``` -... - -[FV.SECFV] -FvNameGuid = 763BED0D-DE9F-48F5-81F1-3E90E1B1A015 -BlockSize = 0x1000 -FvAlignment = 16 -... -INF <...> -... - -[FV.PEIFV] -FvNameGuid = 6938079B-B503-4E3D-9D24-B28337A25806 -BlockSize = 0x10000 -FvAlignment = 16 -... -INF <...> -... - -[FV.DXEFV] -FvForceRebase = FALSE -FvNameGuid = 7CB8BDC9-F8EB-4F34-AAEA-3EE4AF6516A1 ### <---- this is a GUID from our output -BlockSize = 0x10000 -FvAlignment = 16 -... -INF ShellPkg/Application/Shell/Shell.inf <--- this apps are placed in the FV.DXEFV firmware volume -... -INF MdeModulePkg/Application/UiApp/UiApp.inf -``` - -For the complete edk2 FDF file specification look at the https://edk2-docs.gitbook.io/edk-ii-fdf-specification/ diff --git a/Lesson_16/Conf/target.txt b/Lesson_16/Conf/target.txt new file mode 100644 index 0000000..c109dcf --- /dev/null +++ b/Lesson_16/Conf/target.txt @@ -0,0 +1,7 @@ +ACTIVE_PLATFORM = UefiLessonsPkg/UefiLessonsPkg.dsc
+TARGET = RELEASE
+TARGET_ARCH = X64
+TOOL_CHAIN_CONF = Conf/tools_def.txt
+TOOL_CHAIN_TAG = GCC5
+BUILD_RULE_CONF = Conf/build_rule.txt
+
diff --git a/Lesson_16/Ovmf.diff b/Lesson_16/Ovmf.diff new file mode 100644 index 0000000..01238c5 --- /dev/null +++ b/Lesson_16/Ovmf.diff @@ -0,0 +1,59 @@ +diff --git a/OvmfPkg/Library/PlatformBootManagerLib/BdsPlatform.c b/OvmfPkg/Library/PlatformBootManagerLib/BdsPlatform.c +index b0e9742937..840e6afa16 100644 +--- a/OvmfPkg/Library/PlatformBootManagerLib/BdsPlatform.c ++++ b/OvmfPkg/Library/PlatformBootManagerLib/BdsPlatform.c +@@ -1535,6 +1535,13 @@ PlatformBootManagerAfterConsole ( + &gUefiShellFileGuid, L"EFI Internal Shell", LOAD_OPTION_ACTIVE
+ );
+
++ //
++ // Register HelloWorld app
++ //
++ PlatformRegisterFvBootOption (
++ &gHelloWorldFileGuid, L"Hello World", LOAD_OPTION_ACTIVE
++ );
++
+ RemoveStaleFvFileOptions ();
+ SetBootOrderFromQemu ();
+
+diff --git a/OvmfPkg/Library/PlatformBootManagerLib/PlatformBootManagerLib.inf b/OvmfPkg/Library/PlatformBootManagerLib/PlatformBootManagerLib.inf +index e470b9a6a3..62ae7be761 100644 +--- a/OvmfPkg/Library/PlatformBootManagerLib/PlatformBootManagerLib.inf ++++ b/OvmfPkg/Library/PlatformBootManagerLib/PlatformBootManagerLib.inf +@@ -33,6 +33,7 @@ + OvmfPkg/OvmfPkg.dec
+ SecurityPkg/SecurityPkg.dec
+ ShellPkg/ShellPkg.dec
++ UefiLessonsPkg/UefiLessonsPkg.dec
+
+ [LibraryClasses]
+ BaseLib
+@@ -83,3 +84,4 @@ + gEfiGlobalVariableGuid
+ gRootBridgesConnectedEventGroupGuid
+ gUefiShellFileGuid
++ gHelloWorldFileGuid
+diff --git a/OvmfPkg/OvmfPkgX64.dsc b/OvmfPkg/OvmfPkgX64.dsc +index 0a237a9058..51eba5e225 100644 +--- a/OvmfPkg/OvmfPkgX64.dsc ++++ b/OvmfPkg/OvmfPkgX64.dsc +@@ -951,6 +951,7 @@ + gEfiShellPkgTokenSpaceGuid.PcdShellLibAutoInitialize|FALSE
+ gEfiMdePkgTokenSpaceGuid.PcdUefiLibMaxPrintBufferSize|8000
+ }
++ UefiLessonsPkg/HelloWorld/HelloWorld.inf
+
+ !if $(SECURE_BOOT_ENABLE) == TRUE
+ SecurityPkg/VariableAuthenticated/SecureBootConfigDxe/SecureBootConfigDxe.inf
+diff --git a/OvmfPkg/OvmfPkgX64.fdf b/OvmfPkg/OvmfPkgX64.fdf +index 5fa8c08958..ab4e021452 100644 +--- a/OvmfPkg/OvmfPkgX64.fdf ++++ b/OvmfPkg/OvmfPkgX64.fdf +@@ -308,6 +308,7 @@ INF ShellPkg/DynamicCommand/HttpDynamicCommand/HttpDynamicCommand.inf + INF OvmfPkg/LinuxInitrdDynamicShellCommand/LinuxInitrdDynamicShellCommand.inf
+ !endif
+ INF ShellPkg/Application/Shell/Shell.inf
++INF UefiLessonsPkg/HelloWorld/HelloWorld.inf
+
+ INF MdeModulePkg/Logo/LogoDxe.inf
+
diff --git a/Lesson_16/README.md b/Lesson_16/README.md new file mode 100644 index 0000000..c67b529 --- /dev/null +++ b/Lesson_16/README.md @@ -0,0 +1,257 @@ +In previous lesson we've developed an app that showed us current boot options: +``` +FS0:\> ShowBootVariables.efi +Boot0000 +UiApp +Fv(7CB8BDC9-F8EB-4F34-AAEA-3EE4AF6516A1)/FvFile(462CAA21-7614-4503-836E-8AB6F4662331) + +Boot0001 +UEFI QEMU DVD-ROM QM00003 +PciRoot(0x0)/Pci(0x1,0x1)/Ata(0x0) + +Boot0002 +UEFI QEMU HARDDISK QM00001 +PciRoot(0x0)/Pci(0x1,0x1)/Ata(0x0) + +Boot0003* +EFI Internal Shell +Fv(7CB8BDC9-F8EB-4F34-AAEA-3EE4AF6516A1)/FvFile(7C04A583-9E3E-4F1C-AD65-E05268D0B4D1) + +Boot0004 +UEFI PXEv4 (MAC:525400123456) +PciRoot(0x0)/Pci(0x3,0x0)/MAC(525400123456,0x1)/IPv4(0.0.0.0) +``` + +If you want to know information about the printed GUIDs here it is: +- `FILE_GUID = 7C04A583-9E3E-4f1c-AD65-E05268D0B4D1 # gUefiShellFileGuid` +https://github.com/tianocore/edk2/blob/master/ShellPkg/Application/Shell/Shell.inf +- `FILE_GUID = 462CAA21-7614-4503-836E-8AB6F4662331` - UiApp module is driver for BDS phase +https://github.com/tianocore/edk2/blob/master/MdeModulePkg/Application/UiApp/UiApp.inf + +As for the `7CB8BDC9-F8EB-4F34-AAEA-3EE4AF6516A1` it is a GUID for the firmware volume in our OVMF image. +https://github.com/tianocore/edk2/blob/master/OvmfPkg/OvmfPkgX64.fdf + +This *.fdf file lists what drivers/apps are placed in every volume in the image (this includes volumes for SEC, PEI or DXE stages): +``` +... + +[FV.SECFV] +FvNameGuid = 763BED0D-DE9F-48F5-81F1-3E90E1B1A015 +BlockSize = 0x1000 +FvAlignment = 16 +... +INF <...> +... + +[FV.PEIFV] +FvNameGuid = 6938079B-B503-4E3D-9D24-B28337A25806 +BlockSize = 0x10000 +FvAlignment = 16 +... +INF <...> +... + +[FV.DXEFV] +FvForceRebase = FALSE +FvNameGuid = 7CB8BDC9-F8EB-4F34-AAEA-3EE4AF6516A1 ### <---- this is a GUID from our output +BlockSize = 0x10000 +FvAlignment = 16 +... +INF ShellPkg/Application/Shell/Shell.inf <--- this apps are placed in the FV.DXEFV firmware volume +... +INF MdeModulePkg/Application/UiApp/UiApp.inf +``` + +For the complete edk2 FDF file specification look at the https://edk2-docs.gitbook.io/edk-ii-fdf-specification/ + +If you look at the https://github.com/tianocore/edk2/blob/master/ShellPkg/Application/Shell/Shell.inf you'll see that EFI Shell is a simple `UEFI_APPLICATION`. We've developed a lot of those in these lessons, so let's try to add one of our apps to boot options. + +We will try to add our `HelloWorld` application to the boot options. We will look at how Shell app is included and try to do the same. + +First we need to add our app to OVMF image. So let's add `UefiLessonsPkg/HelloWorld/HelloWorld.inf` to the `[FV.DXEFV]` section next to `INF ShellPkg/Application/Shell/Shell.inf` in a `OvmfPkg/OvmfPkgX64.fdf b/OvmfPkg/OvmfPkgX64.fdf` we've already discussed. + +``` +[FV.DXEFV] +FvForceRebase = FALSE +FvNameGuid = 7CB8BDC9-F8EB-4F34-AAEA-3EE4AF6516A1 +BlockSize = 0x10000 +FvAlignment = 16 +... + + INF ShellPkg/Application/Shell/Shell.inf ++ INF UefiLessonsPkg/HelloWorld/HelloWorld.inf +... +``` + +If we try to build OVMF now we would get: +``` +$ build --platform=OvmfPkg/OvmfPkgX64.dsc --arch=X64 --buildtarget=RELEASE --tagname=GCC5 +... +build.py... + : error F001: Module /home/kostr/tiano/edk2/UefiLessonsPkg/HelloWorld/HelloWorld.inf NOT found in DSC file; Is it really a binary module? +... +``` + +Ok, so we need to add information to the `OvmfPkg/OvmfPkgX64.dsc` file. If you look at this file, you'll see that `ShellPkg/Application/Shell/Shell.inf` is listed under `[Components]` section. We've already used it in our first lesson when we've tried to compile our app without package. Add `UefiLessonsPkg/HelloWorld/HelloWorld.inf` next to the Shell INF file. +``` +[Components] + ... + ShellPkg/Application/Shell/Shell.inf { + ... + } ++ UefiLessonsPkg/HelloWorld/HelloWorld.inf + ... +``` +Shell.inf file has some information inside the brackets `{...}`. Don't mind it, we don't need such info for our simple `HelloWorld.inf`. + + +Now we can compile OVMF without errors: +``` +$ build --platform=OvmfPkg/OvmfPkgX64.dsc --arch=X64 --buildtarget=RELEASE --tagname=GCC5 +``` +Our `HelloWorld` app would be compiled and embedded in the OVMF image but unfortunately in wouldn't be listed in a boot options. + +When we used our `ShowBootVariables.efi` app we saw that UEFI shell boot option had a description `EFI Internal Shell`. Let's try search for that in a edk2 codebase: +``` +$ grep "EFI Internal Shell" -r ./ --exclude=Build +./ArmVirtPkg/Library/PlatformBootManagerLib/PlatformBm.c: &gUefiShellFileGuid, L"EFI Internal Shell", LOAD_OPTION_ACTIVE +./OvmfPkg/Library/PlatformBootManagerLib/BdsPlatform.c: &gUefiShellFileGuid, L"EFI Internal Shell", LOAD_OPTION_ACTIVE +./OvmfPkg/Library/PlatformBootManagerLibBhyve/BdsPlatform.c: &gUefiShellFileGuid, L"EFI Internal Shell", LOAD_OPTION_ACTIVE +./OvmfPkg/Library/PlatformBootManagerLibGrub/BdsPlatform.c: &gUefiShellFileGuid, L"EFI Internal Shell", LOAD_OPTION_ACTIVE +``` + +For our case we're interested in a `./OvmfPkg/Library/PlatformBootManagerLib/BdsPlatform.c` file: +``` +VOID +EFIAPI +PlatformBootManagerAfterConsole ( + VOID + ) +{ + ... + // + // Register UEFI Shell + // + PlatformRegisterFvBootOption ( + &gUefiShellFileGuid, L"EFI Internal Shell", LOAD_OPTION_ACTIVE + ); + + ... +} +``` +If you grep for a `gUefiShellFileGuid`: +``` +./OvmfPkg/Library/PlatformBootManagerLib/BdsPlatform.c: &gUefiShellFileGuid, L"EFI Internal Shell", LOAD_OPTION_ACTIVE +./OvmfPkg/Library/PlatformBootManagerLib/PlatformBootManagerLib.inf: gUefiShellFileGuid +./ShellPkg/Application/Shell/Shell.inf: FILE_GUID = 7C04A583-9E3E-4f1c-AD65-E05268D0B4D1 # gUefiShellFileGuid +./ShellPkg/ShellPkg.dec: gUefiShellFileGuid = {0x7c04a583, 0x9e3e, 0x4f1c, {0xad, 0x65, 0xe0, 0x52, 0x68, 0xd0, 0xb4, 0xd1}} +``` + +Ok it looks like we need to create a `UefiLessonsPkg/UefiLessonsPkg.dec` file with something like `gHelloWorldFileGuid` with a value equal to the one that is listed in a `UefiLessonsPkg/HelloWorld/HelloWorld.inf` file. + +Let's do it: +``` +[Defines] + DEC_SPECIFICATION = 0x00010005 + PACKAGE_NAME = UefiLessonsPkg + PACKAGE_GUID = 7e7edbba-ca2c-4177-a3f0-d3371358773a + PACKAGE_VERSION = 1.01 + +[Guids] + # FILE_GUID as defined in UefiLessonsPkg/HelloWorld/HelloWorld.inf + gHelloWorldFileGuid = {0x2e55fa38, 0xf148, 0x42d3, {0xaf, 0x90, 0x1b, 0xe2, 0x47, 0x32, 0x3e, 0x30}} + +``` +EDK2 Package Declaration (DEC) File Format Specification can be found at link https://edk2-docs.gitbook.io/edk-ii-dec-specification/ + +Let's add our GUID to the `OvmfPkg/Library/PlatformBootManagerLib/PlatformBootManagerLib.inf` file +``` +[Guids] + ... + gUefiShellFileGuid ++ gHelloWorldFileGuid +``` +So we could use it in a `OvmfPkg/Library/PlatformBootManagerLib/BdsPlatform.c` file: +``` +VOID +EFIAPI +PlatformBootManagerAfterConsole ( + VOID + ) +{ + ... + // + // Register UEFI Shell + // + PlatformRegisterFvBootOption ( + &gUefiShellFileGuid, L"EFI Internal Shell", LOAD_OPTION_ACTIVE + ); + + // + // Register HelloWorld app + // + PlatformRegisterFvBootOption ( + &gHelloWorldFileGuid, L"Hello World", LOAD_OPTION_ACTIVE + ); + ... +} +``` + +If we try to build OVMF now we would get an error: +``` +$ build --platform=OvmfPkg/OvmfPkgX64.dsc --arch=X64 --buildtarget=RELEASE --tagname=GCC5 +... + +build.py... +/home/kostr/tiano/edk2/OvmfPkg/Library/PlatformBootManagerLib/PlatformBootManagerLib.inf(87): error 4000: Value of Guid [gHelloWorldFileGuid] is not found under [Guids] section in + /home/kostr/tiano/edk2/MdePkg/MdePkg.dec + /home/kostr/tiano/edk2/MdeModulePkg/MdeModulePkg.dec + /home/kostr/tiano/edk2/SourceLevelDebugPkg/SourceLevelDebugPkg.dec + /home/kostr/tiano/edk2/OvmfPkg/OvmfPkg.dec + /home/kostr/tiano/edk2/SecurityPkg/SecurityPkg.dec + /home/kostr/tiano/edk2/ShellPkg/ShellPkg.dec +... +``` +To correct in we need our newly created `UefiLessonsPkg/UefiLessonsPkg.dec` to the `OvmfPkg/Library/PlatformBootManagerLib/PlatformBootManagerLib.inf`: +``` +[Packages] + ... + ShellPkg/ShellPkg.dec + UefiLessonsPkg/UefiLessonsPkg.dec +``` + +Finally we can successfully build OVMF. Let's run it and test our newly created boot option. + +Execute QEMU launch as usual. Now if you'll execute our `ShowBootVariables.efi` app you would get: +``` +FS0:\> ShowBootVariables.efi +Boot0000 +UiApp +Fv(7CB8BDC9-F8EB-4F34-AAEA-3EE4AF6516A1)/FvFile(462CAA21-7614-4503-836E-8AB6F4662331) + +Boot0001 +UEFI QEMU DVD-ROM QM00003 +PciRoot(0x0)/Pci(0x1,0x1)/Ata(0x0) + +Boot0002 +UEFI QEMU HARDDISK QM00001 +PciRoot(0x0)/Pci(0x1,0x1)/Ata(0x0) + +Boot0003* +EFI Internal Shell +Fv(7CB8BDC9-F8EB-4F34-AAEA-3EE4AF6516A1)/FvFile(7C04A583-9E3E-4F1C-AD65-E05268D0B4D1) + +Boot0004 +Hello World +Fv(7CB8BDC9-F8EB-4F34-AAEA-3EE4AF6516A1)/FvFile(2E55FA38-F148-42D3-AF90-1BE247323E30) + +Boot0005 +UEFI PXEv4 (MAC:525400123456) +PciRoot(0x0)/Pci(0x3,0x0)/MAC(525400123456,0x1)/IPv4(0.0.0.0) +``` + +Hooraay! Our boot option is present in the system. + +Just in case I've placed `Ovmf.diff` in this lesson folder that shows all the necessary changes. + + diff --git a/Lesson_16/UefiLessonsPkg/HelloWorld/HelloWorld.c b/Lesson_16/UefiLessonsPkg/HelloWorld/HelloWorld.c new file mode 100644 index 0000000..1f05899 --- /dev/null +++ b/Lesson_16/UefiLessonsPkg/HelloWorld/HelloWorld.c @@ -0,0 +1,15 @@ +#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"); + return EFI_SUCCESS; +} diff --git a/Lesson_16/UefiLessonsPkg/HelloWorld/HelloWorld.inf b/Lesson_16/UefiLessonsPkg/HelloWorld/HelloWorld.inf new file mode 100644 index 0000000..d65ca2e --- /dev/null +++ b/Lesson_16/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_16/UefiLessonsPkg/ImageHandle/ImageHandle.c b/Lesson_16/UefiLessonsPkg/ImageHandle/ImageHandle.c new file mode 100644 index 0000000..32e9c43 --- /dev/null +++ b/Lesson_16/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_16/UefiLessonsPkg/ImageHandle/ImageHandle.inf b/Lesson_16/UefiLessonsPkg/ImageHandle/ImageHandle.inf new file mode 100644 index 0000000..34256ee --- /dev/null +++ b/Lesson_16/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_16/UefiLessonsPkg/ImageInfo/ImageInfo.c b/Lesson_16/UefiLessonsPkg/ImageInfo/ImageInfo.c new file mode 100644 index 0000000..c45570e --- /dev/null +++ b/Lesson_16/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_16/UefiLessonsPkg/ImageInfo/ImageInfo.inf b/Lesson_16/UefiLessonsPkg/ImageInfo/ImageInfo.inf new file mode 100644 index 0000000..0ce54a6 --- /dev/null +++ b/Lesson_16/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_16/UefiLessonsPkg/ListVariables/ListVariables.c b/Lesson_16/UefiLessonsPkg/ListVariables/ListVariables.c new file mode 100644 index 0000000..1f3ef4a --- /dev/null +++ b/Lesson_16/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_16/UefiLessonsPkg/ListVariables/ListVariables.inf b/Lesson_16/UefiLessonsPkg/ListVariables/ListVariables.inf new file mode 100644 index 0000000..14e9fa2 --- /dev/null +++ b/Lesson_16/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_16/UefiLessonsPkg/MemoryInfo/MemoryInfo.c b/Lesson_16/UefiLessonsPkg/MemoryInfo/MemoryInfo.c new file mode 100644 index 0000000..8c3bcf2 --- /dev/null +++ b/Lesson_16/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_16/UefiLessonsPkg/MemoryInfo/MemoryInfo.inf b/Lesson_16/UefiLessonsPkg/MemoryInfo/MemoryInfo.inf new file mode 100644 index 0000000..777010d --- /dev/null +++ b/Lesson_16/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_16/UefiLessonsPkg/ShowBootVariables/ShowBootVariables.c b/Lesson_16/UefiLessonsPkg/ShowBootVariables/ShowBootVariables.c new file mode 100644 index 0000000..7f6b58c --- /dev/null +++ b/Lesson_16/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_16/UefiLessonsPkg/ShowBootVariables/ShowBootVariables.inf b/Lesson_16/UefiLessonsPkg/ShowBootVariables/ShowBootVariables.inf new file mode 100644 index 0000000..d2cfba9 --- /dev/null +++ b/Lesson_16/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_16/UefiLessonsPkg/SimpleShellApp/SimpleShellApp.c b/Lesson_16/UefiLessonsPkg/SimpleShellApp/SimpleShellApp.c new file mode 100644 index 0000000..b13aa6c --- /dev/null +++ b/Lesson_16/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_16/UefiLessonsPkg/SimpleShellApp/SimpleShellApp.inf b/Lesson_16/UefiLessonsPkg/SimpleShellApp/SimpleShellApp.inf new file mode 100644 index 0000000..013bf4e --- /dev/null +++ b/Lesson_16/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_16/UefiLessonsPkg/SimplestApp/SimplestApp.c b/Lesson_16/UefiLessonsPkg/SimplestApp/SimplestApp.c new file mode 100644 index 0000000..8bdf500 --- /dev/null +++ b/Lesson_16/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_16/UefiLessonsPkg/SimplestApp/SimplestApp.inf b/Lesson_16/UefiLessonsPkg/SimplestApp/SimplestApp.inf new file mode 100644 index 0000000..7d4bae2 --- /dev/null +++ b/Lesson_16/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_16/UefiLessonsPkg/UefiLessonsPkg.dec b/Lesson_16/UefiLessonsPkg/UefiLessonsPkg.dec new file mode 100644 index 0000000..d37e955 --- /dev/null +++ b/Lesson_16/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}}
+
+[Protocols]
+
+[PcdsFeatureFlag]
+
+[PcdsFixedAtBuild]
+
+[PcdsFixedAtBuild, PcdsPatchableInModule, PcdsDynamic, PcdsDynamicEx]
+
diff --git a/Lesson_16/UefiLessonsPkg/UefiLessonsPkg.dsc b/Lesson_16/UefiLessonsPkg/UefiLessonsPkg.dsc new file mode 100644 index 0000000..5a3ae1c --- /dev/null +++ b/Lesson_16/UefiLessonsPkg/UefiLessonsPkg.dsc @@ -0,0 +1,36 @@ +[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 + @@ -18,4 +18,5 @@ Lessons description: - Lesson 13: `ShellAppMain` entry point - Lesson 14: Get all variable names and GUIDs with the `gRT->GetNextVariableName` API - Lesson 15: Get and parse boot variables (BootOrder/BootCurrent/BootXXXX) with the `gRT->GetVariable` API +- Lesson 16: Build our own boot option inside OVMF image similar to th UEFI shell app |