diff options
Diffstat (limited to 'EmbeddedPkg/Library/AbootimgLib/AbootimgLib.c')
| -rw-r--r-- | EmbeddedPkg/Library/AbootimgLib/AbootimgLib.c | 37 |
1 files changed, 20 insertions, 17 deletions
diff --git a/EmbeddedPkg/Library/AbootimgLib/AbootimgLib.c b/EmbeddedPkg/Library/AbootimgLib/AbootimgLib.c index a8db3ac1a..b4cd1e4d2 100644 --- a/EmbeddedPkg/Library/AbootimgLib/AbootimgLib.c +++ b/EmbeddedPkg/Library/AbootimgLib/AbootimgLib.c @@ -268,23 +268,26 @@ AllocateRamdisk ( ASSERT (IS_POWER_OF_2 (Header->PageSize)); - Address = (EFI_PHYSICAL_ADDRESS)(UINTN)Header->RamdiskAddress; - Status = gBS->AllocatePages ( - AllocateAddress, EfiBootServicesData, - EFI_SIZE_TO_PAGES (Header->RamdiskSize), &Address); - if (EFI_ERROR (Status)) { - return Status; - } - Source = (VOID *) (BootImgBytePtr + Header->PageSize + - ALIGN_VALUE (Header->KernelSize, Header->PageSize)); - CopyMem ((VOID *)(UINTN)Address, Source, Header->RamdiskSize); - // Set the ramdisk in command line arguments - if (KernelArgs != NULL) { - UnicodeSPrint ( - (CHAR16 *)KernelArgs + StrLen (KernelArgs), BOOTIMG_KERNEL_ARGS_SIZE, - L" initrd=0x%x,0x%x", - (UINTN)Address, Header->RamdiskSize - ); + Status = EFI_SUCCESS; + if (Header->RamdiskAddress && Header->RamdiskSize) { + Address = (EFI_PHYSICAL_ADDRESS)(UINTN)Header->RamdiskAddress; + Status = gBS->AllocatePages ( + AllocateAddress, EfiBootServicesData, + EFI_SIZE_TO_PAGES (Header->RamdiskSize), &Address); + if (EFI_ERROR (Status)) { + return Status; + } + Source = (VOID *) (BootImgBytePtr + Header->PageSize + + ALIGN_VALUE (Header->KernelSize, Header->PageSize)); + CopyMem ((VOID *)(UINTN)Address, Source, Header->RamdiskSize); + // Set the ramdisk in command line arguments + if (KernelArgs != NULL) { + UnicodeSPrint ( + (CHAR16 *)KernelArgs + StrLen (KernelArgs), BOOTIMG_KERNEL_ARGS_SIZE, + L" initrd=0x%x,0x%x", + (UINTN)Address, Header->RamdiskSize + ); + } } return Status; } |