ArmPlatformPkg/Bds: Add Linux 'initrd' support to BDS
An 'initrd' file can be specified for a Linux kernel. git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@12169 6f19259b-4bc3-4df7-8a09-765794883524
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@@ -18,28 +18,16 @@ extern EFI_HANDLE mImageHandle;
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extern BDS_LOAD_OPTION_SUPPORT *BdsLoadOptionSupportList;
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EFI_STATUS
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BootMenuAddBootOption (
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IN LIST_ENTRY *BootOptionsList
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SelectBootDevice (
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OUT BDS_SUPPORTED_DEVICE** SupportedBootDevice
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)
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{
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EFI_STATUS Status;
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EFI_STATUS Status;
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LIST_ENTRY SupportedDeviceList;
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UINTN SupportedDeviceCount;
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BDS_SUPPORTED_DEVICE* SupportedBootDevice;
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LIST_ENTRY* Entry;
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UINTN SupportedDeviceSelected;
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CHAR8 AsciiBootOption[BOOT_DEVICE_OPTION_MAX];
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CHAR8 AsciiBootDescription[BOOT_DEVICE_DESCRIPTION_MAX];
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CHAR16 *BootDescription;
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UINT32 Attributes;
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BDS_LOADER_TYPE BootType;
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UINTN Index;
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BDS_LOAD_OPTION *BdsLoadOption;
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EFI_DEVICE_PATH* DevicePath;
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EFI_DEVICE_PATH_PROTOCOL *DevicePathNode;
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Attributes = 0;
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SupportedBootDevice = NULL;
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//
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// List the Boot Devices supported
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@@ -58,8 +46,8 @@ BootMenuAddBootOption (
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Entry = GetNextNode (&SupportedDeviceList,Entry)
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)
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{
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SupportedBootDevice = SUPPORTED_BOOT_DEVICE_FROM_LINK(Entry);
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Print(L"[%d] %s\n",SupportedDeviceCount+1,SupportedBootDevice->Description);
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*SupportedBootDevice = SUPPORTED_BOOT_DEVICE_FROM_LINK(Entry);
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Print(L"[%d] %s\n",SupportedDeviceCount+1,(*SupportedBootDevice)->Description);
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DEBUG_CODE_BEGIN();
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CHAR16* DevicePathTxt;
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@@ -67,7 +55,7 @@ BootMenuAddBootOption (
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Status = gBS->LocateProtocol(&gEfiDevicePathToTextProtocolGuid, NULL, (VOID **)&DevicePathToTextProtocol);
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ASSERT_EFI_ERROR(Status);
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DevicePathTxt = DevicePathToTextProtocol->ConvertDevicePathToText(SupportedBootDevice->DevicePathProtocol,TRUE,TRUE);
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DevicePathTxt = DevicePathToTextProtocol->ConvertDevicePathToText((*SupportedBootDevice)->DevicePathProtocol,TRUE,TRUE);
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Print(L"\t- %s\n",DevicePathTxt);
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@@ -109,13 +97,46 @@ BootMenuAddBootOption (
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)
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{
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if (Index == SupportedDeviceSelected) {
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SupportedBootDevice = SUPPORTED_BOOT_DEVICE_FROM_LINK(Entry);
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*SupportedBootDevice = SUPPORTED_BOOT_DEVICE_FROM_LINK(Entry);
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break;
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}
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Index++;
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}
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EXIT:
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BootDeviceListSupportedFree (&SupportedDeviceList, *SupportedBootDevice);
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return Status;
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}
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EFI_STATUS
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BootMenuAddBootOption (
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IN LIST_ENTRY *BootOptionsList
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)
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{
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EFI_STATUS Status;
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BDS_SUPPORTED_DEVICE* SupportedBootDevice;
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BDS_LOADER_ARGUMENTS BootArguments;
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CHAR8 AsciiBootDescription[BOOT_DEVICE_DESCRIPTION_MAX];
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CHAR16 *BootDescription;
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UINT32 Attributes;
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BDS_LOADER_TYPE BootType;
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BDS_LOAD_OPTION *BdsLoadOption;
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EFI_DEVICE_PATH *DevicePath;
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EFI_DEVICE_PATH_PROTOCOL *DevicePathNode;
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EFI_DEVICE_PATH_PROTOCOL *InitrdPathNode;
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Attributes = 0;
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SupportedBootDevice = NULL;
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// List the Boot Devices supported
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Status = SelectBootDevice(&SupportedBootDevice);
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if (EFI_ERROR(Status)) {
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Status = EFI_ABORTED;
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goto EXIT;
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}
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// Create the specific device path node
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Print(L"File path of the EFI Application or the kernel: ");
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Status = SupportedBootDevice->Support->CreateDevicePathNode (SupportedBootDevice, &DevicePathNode, &BootType, &Attributes);
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if (EFI_ERROR(Status)) {
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Status = EFI_ABORTED;
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@@ -124,11 +145,29 @@ BootMenuAddBootOption (
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// Append the Device Path node to the select device path
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DevicePath = AppendDevicePathNode (SupportedBootDevice->DevicePathProtocol, (CONST EFI_DEVICE_PATH_PROTOCOL *)DevicePathNode);
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Print(L"Arguments to pass to the binary: ");
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Status = GetHIInputAscii (AsciiBootOption,BOOT_DEVICE_OPTION_MAX);
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if (EFI_ERROR(Status)) {
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Status = EFI_ABORTED;
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goto FREE_DEVICE_PATH;
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if (BootType == BDS_LOADER_KERNEL_LINUX_ATAG) {
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// Create the specific device path node
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Print(L"File path of the initrd: ");
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Status = SupportedBootDevice->Support->CreateDevicePathNode (SupportedBootDevice, &InitrdPathNode, NULL, NULL);
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if (EFI_ERROR(Status) && Status != EFI_NOT_FOUND) { // EFI_NOT_FOUND is returned on empty input string, but we can boot without an initrd
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Status = EFI_ABORTED;
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goto EXIT;
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}
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if (InitrdPathNode != NULL) {
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// Append the Device Path node to the select device path
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BootArguments.LinuxAtagArguments.InitrdPathList = AppendDevicePathNode (SupportedBootDevice->DevicePathProtocol, (CONST EFI_DEVICE_PATH_PROTOCOL *)InitrdPathNode);
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} else {
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BootArguments.LinuxAtagArguments.InitrdPathList = NULL;
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}
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Print(L"Arguments to pass to the binary: ");
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Status = GetHIInputAscii (BootArguments.LinuxAtagArguments.CmdLine,BOOT_DEVICE_OPTION_MAX);
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if (EFI_ERROR(Status)) {
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Status = EFI_ABORTED;
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goto FREE_DEVICE_PATH;
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}
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BootArguments.LinuxAtagArguments.CmdLine[BOOT_DEVICE_OPTION_MAX]= '\0';
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}
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Print(L"Description for this new Entry: ");
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@@ -143,7 +182,7 @@ BootMenuAddBootOption (
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AsciiStrToUnicodeStr (AsciiBootDescription, BootDescription);
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// Create new entry
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Status = BootOptionCreate (Attributes, BootDescription, DevicePath, BootType, AsciiBootOption, &BdsLoadOption);
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Status = BootOptionCreate (Attributes, BootDescription, DevicePath, BootType, &BootArguments, &BdsLoadOption);
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if (!EFI_ERROR(Status)) {
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InsertTailList (BootOptionsList,&BdsLoadOption->Link);
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}
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@@ -153,8 +192,12 @@ BootMenuAddBootOption (
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FREE_DEVICE_PATH:
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FreePool (DevicePath);
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EXIT:
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BootDeviceListSupportedFree (&SupportedDeviceList);
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if (Status == EFI_ABORTED) {
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Print(L"\n");
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}
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FreePool(SupportedBootDevice);
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return Status;
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}
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@@ -192,8 +235,8 @@ BootMenuSelectBootOption (
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DevicePathTxt = DevicePathToTextProtocol->ConvertDevicePathToText(BootOption->FilePathList,TRUE,TRUE);
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Print(L"\t- %s\n",DevicePathTxt);
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if ((BootOption->OptionalData != NULL) && (BootOption->OptionalData->Arguments != NULL)) {
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Print(L"\t- Arguments: %a\n",BootOption->OptionalData->Arguments);
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if ((BDS_LOADER_TYPE)ReadUnaligned32(&BootOption->OptionalData->LoaderType) == BDS_LOADER_KERNEL_LINUX_ATAG) {
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Print(L"\t- Arguments: %a\n",BootOption->OptionalData->Arguments.LinuxAtagArguments.CmdLine);
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}
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FreePool(DevicePathTxt);
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@@ -210,7 +253,7 @@ BootMenuSelectBootOption (
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if (EFI_ERROR(Status)) {
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return Status;
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} else if ((BootOptionSelected == 0) || (BootOptionSelected >= BootOptionCount)) {
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Print(L"Invalid input (max %d)\n",BootOptionCount);
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Print(L"Invalid input (max %d)\n",BootOptionCount-1);
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BootOptionSelected = 0;
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}
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}
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@@ -256,15 +299,14 @@ BootMenuUpdateBootOption (
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IN LIST_ENTRY *BootOptionsList
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)
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{
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EFI_STATUS Status;
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BDS_LOAD_OPTION *BootOption;
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BDS_LOAD_OPTION_SUPPORT* DeviceSupport;
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CHAR8 AsciiBootOption[BOOT_DEVICE_OPTION_MAX];
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CHAR8 AsciiBootDescription[BOOT_DEVICE_DESCRIPTION_MAX];
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CHAR16 *BootDescription;
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EFI_DEVICE_PATH* DevicePath;
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UINT32 Attributes;
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BDS_LOADER_TYPE BootType;
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EFI_STATUS Status;
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BDS_LOAD_OPTION *BootOption;
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BDS_LOAD_OPTION_SUPPORT *DeviceSupport;
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BDS_LOADER_ARGUMENTS BootArguments;
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CHAR8 AsciiBootDescription[BOOT_DEVICE_DESCRIPTION_MAX];
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CHAR16 *BootDescription;
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EFI_DEVICE_PATH* DevicePath;
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BDS_LOADER_TYPE BootType;
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Status = BootMenuSelectBootOption (BootOptionsList,L"Update entry: ",&BootOption);
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if (EFI_ERROR(Status)) {
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@@ -278,27 +320,53 @@ BootMenuUpdateBootOption (
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return EFI_UNSUPPORTED;
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}
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Status = DeviceSupport->UpdateDevicePathNode (BootOption,&DevicePath,&BootType,&Attributes);
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Print(L"File path of the EFI Application or the kernel: ");
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Status = DeviceSupport->UpdateDevicePathNode (BootOption->FilePathList, &DevicePath, NULL, NULL);
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if (EFI_ERROR(Status)) {
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Status = EFI_ABORTED;
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goto EXIT;
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}
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Print(L"Arguments to pass to the binary: ");
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if (BootOption->OptionalData) {
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AsciiStrnCpy(AsciiBootOption,BootOption->OptionalData->Arguments,BOOT_DEVICE_FILEPATH_MAX);
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} else {
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AsciiBootOption[0] = '\0';
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}
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Status = EditHIInputAscii (AsciiBootOption,BOOT_DEVICE_OPTION_MAX);
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if (EFI_ERROR(Status)) {
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Status = EFI_ABORTED;
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goto FREE_DEVICE_PATH;
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BootType = (BDS_LOADER_TYPE)ReadUnaligned32((UINT32 *)(&BootOption->OptionalData->LoaderType));
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// TODO: Allow adding an initrd to a boot entry without one
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if (BootType == BDS_LOADER_KERNEL_LINUX_ATAG) {
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if (ReadUnaligned16(&BootOption->OptionalData->Arguments.LinuxAtagArguments.InitrdPathListLength) > 0
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&& (EFI_DEVICE_PATH_PROTOCOL *)ReadUnaligned32((UINT32 *)(&BootOption->OptionalData->Arguments.LinuxAtagArguments.InitrdPathList)) != NULL) {
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Print(L"File path of the initrd: ");
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Status = DeviceSupport->UpdateDevicePathNode (
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(EFI_DEVICE_PATH_PROTOCOL *)ReadUnaligned32((UINT32 *)(&BootOption->OptionalData->Arguments.LinuxAtagArguments.InitrdPathList)),
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&BootArguments.LinuxAtagArguments.InitrdPathList,
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NULL,
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NULL);
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if (EFI_ERROR(Status) && Status != EFI_NOT_FOUND) {// EFI_NOT_FOUND is returned on empty input string, but we can boot without an initrd
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Status = EFI_ABORTED;
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goto EXIT;
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}
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} else {
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BootArguments.LinuxAtagArguments.InitrdPathList = NULL;
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BootArguments.LinuxAtagArguments.InitrdPathListLength = 0;
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}
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Print(L"Arguments to pass to the binary: ");
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if (ReadUnaligned32((CONST UINT32*)&BootOption->OptionalData->Arguments.LinuxAtagArguments.CmdLine)) {
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AsciiStrnCpy(BootArguments.LinuxAtagArguments.CmdLine,
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BootOption->OptionalData->Arguments.LinuxAtagArguments.CmdLine,
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BOOT_DEVICE_OPTION_MAX+1);
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} else {
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BootArguments.LinuxAtagArguments.CmdLine[0] = '\0';
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}
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Status = EditHIInputAscii (BootArguments.LinuxAtagArguments.CmdLine, BOOT_DEVICE_OPTION_MAX);
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if (EFI_ERROR(Status)) {
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Status = EFI_ABORTED;
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goto FREE_DEVICE_PATH;
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}
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}
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Print(L"Description for this new Entry: ");
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UnicodeStrToAsciiStr (BootOption->Description,AsciiBootDescription);
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Status = EditHIInputAscii (AsciiBootDescription,BOOT_DEVICE_DESCRIPTION_MAX);
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UnicodeStrToAsciiStr (BootOption->Description, AsciiBootDescription);
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Status = EditHIInputAscii (AsciiBootDescription, BOOT_DEVICE_DESCRIPTION_MAX);
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if (EFI_ERROR(Status)) {
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Status = EFI_ABORTED;
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goto FREE_DEVICE_PATH;
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@@ -309,7 +377,7 @@ BootMenuUpdateBootOption (
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AsciiStrToUnicodeStr (AsciiBootDescription, BootDescription);
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// Update the entry
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Status = BootOptionUpdate (BootOption, Attributes, BootDescription, DevicePath, BootType, AsciiBootOption);
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Status = BootOptionUpdate (BootOption, BootOption->Attributes, BootDescription, DevicePath, BootType, &BootArguments);
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FreePool (BootDescription);
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@@ -441,13 +509,18 @@ BootMenuMain (
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DevicePathTxt = DevicePathToTextProtocol->ConvertDevicePathToText(BootOption->FilePathList,TRUE,TRUE);
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Print(L"\t- %s\n",DevicePathTxt);
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if (BootOption->OptionalData != NULL) {
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Print(L"\t- LoaderType: %d\n", ReadUnaligned32 (&BootOption->OptionalData->LoaderType));
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if (BootOption->OptionalData->Arguments != NULL) {
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Print(L"\t- Arguments: %a\n",BootOption->OptionalData->Arguments);
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if (ReadUnaligned32(&BootOption->OptionalData->LoaderType) == BDS_LOADER_KERNEL_LINUX_ATAG) {
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if (ReadUnaligned16(&BootOption->OptionalData->Arguments.LinuxAtagArguments.InitrdPathListLength) > 0
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&& (EFI_DEVICE_PATH_PROTOCOL *)ReadUnaligned32((UINT32 *)(&BootOption->OptionalData->Arguments.LinuxAtagArguments.InitrdPathList)) != NULL) {
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DevicePathTxt = DevicePathToTextProtocol->ConvertDevicePathToText((EFI_DEVICE_PATH_PROTOCOL *)ReadUnaligned32((UINT32 *)(&BootOption->OptionalData->Arguments.LinuxAtagArguments.InitrdPathList)),TRUE,TRUE);
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Print(L"\t- Initrd: %s\n", DevicePathTxt);
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}
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Print(L"\t- Arguments: %a\n", BootOption->OptionalData->Arguments.LinuxAtagArguments.CmdLine);
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}
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Print(L"\t- LoaderType: %d\n", ReadUnaligned32 (&BootOption->OptionalData->LoaderType));
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FreePool(DevicePathTxt);
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DEBUG_CODE_END();
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