Hi, The following commit broke the UefiPayloadPkg build: commit d63595c3c91624f258f291adee329724edeac12e (HEAD) Author: Zhiguang Liu Date: Sun Apr 25 15:50:46 2021 +0800 UefiPayloadPkg: Update the function definition of HobConstructor Environment: GCC5 / openSUSE 15.x build -a IA32 -a X64 -p UefiPayloadPkg/UefiPayloadPkg.dsc -b DEBUG -t GCC5 -D BOOTLOADER=COREBOOT Build log: /home/lxuser/edk2/edk2-orig/UefiPayloadPkg/Library/PayloadEntryHobLib/Hob.c:80:30: error: cast from pointer to integer of different size [-Werror=pointer-to-int-cast] Hob->EfiMemoryTop = (EFI_PHYSICAL_ADDRESS) EfiMemoryTop; ^ /home/lxuser/edk2/edk2-orig/UefiPayloadPkg/Library/PayloadEntryHobLib/Hob.c:81:30: error: cast from pointer to integer of different size [-Werror=pointer-to-int-cast] Hob->EfiMemoryBottom = (EFI_PHYSICAL_ADDRESS) EfiMemoryBottom; ^ /home/lxuser/edk2/edk2-orig/UefiPayloadPkg/Library/PayloadEntryHobLib/Hob.c:82:30: error: cast from pointer to integer of different size [-Werror=pointer-to-int-cast] Hob->EfiFreeMemoryTop = (EFI_PHYSICAL_ADDRESS) EfiFreeMemoryTop; ^ The below patch fixes the build, however I'm not sure if this is the best way to solve the issue - or if there are any side effects: diff --git a/UefiPayloadPkg/Library/PayloadEntryHobLib/Hob.c b/UefiPayloadPkg/Library/PayloadEntryHobLib/Hob.c index 768c3db770..53ee1440f5 100644 --- a/UefiPayloadPkg/Library/PayloadEntryHobLib/Hob.c +++ b/UefiPayloadPkg/Library/PayloadEntryHobLib/Hob.c @@ -77,9 +77,9 @@ HobConstructor ( Hob->Version = EFI_HOB_HANDOFF_TABLE_VERSION; Hob->BootMode = BOOT_WITH_FULL_CONFIGURATION; - Hob->EfiMemoryTop = (EFI_PHYSICAL_ADDRESS) EfiMemoryTop; - Hob->EfiMemoryBottom = (EFI_PHYSICAL_ADDRESS) EfiMemoryBottom; - Hob->EfiFreeMemoryTop = (EFI_PHYSICAL_ADDRESS) EfiFreeMemoryTop; + Hob->EfiMemoryTop = (EFI_PHYSICAL_ADDRESS) (UINTN)EfiMemoryTop; + Hob->EfiMemoryBottom = (EFI_PHYSICAL_ADDRESS) (UINTN)EfiMemoryBottom; + Hob->EfiFreeMemoryTop = (EFI_PHYSICAL_ADDRESS) (UINTN)EfiFreeMemoryTop; Hob->EfiFreeMemoryBottom = (EFI_PHYSICAL_ADDRESS) (UINTN) (HobEnd+1); Hob->EfiEndOfHobList = (EFI_PHYSICAL_ADDRESS) (UINTN) HobEnd; Thanks, Sumo