Mark H Weaver writes: > Hi Ricardo, > > Ricardo Wurmus writes: >> Okay, I’ve added “--target=i386-pc” to the list of arguments. > > This change breaks my mips64el-linux GuixSD system, which is supported > by GRUB, but where "--target=i386-pc" is obviously not appropriate. On > my system I need a different 'target' setting. Maybe we can make it conditional on EFI for now. Ricardo, are you able to test the attached patch? I suspect we might get problems on POWER and some ARM systems down the road, but it should at least fix this immediate issue. Note: I haven't tested this patch myself.