id = 644
title = "generic loader does not do virtual to physical address translation when loading MIPS ELF"
state = "opened"
created_at = "2021-09-28T03:31:27.172Z"
closed_at = "n/a"
labels = ["target: mips"]
url = "https://gitlab.com/qemu-project/qemu/-/issues/644"
host-os = "(Red Hat Enterprise Linux Server release 7.5 (Maipo))"
host-arch = "(x86)"
qemu-version = "(QEMU emulator version 6.0.0, bug git head (de8ed105) has the same problem)"
guest-os = "(baremetal)"
guest-arch = "(mips)"
description = """"""
reproduce = """1.build two ELFs, whose virtual address is at kseg0<p>
2.load one ELF with generic loader "-device loader,file=test1.elf", the other ELF with "-kernel test2.elf"<p>
3.generic loader loads test1.elf without doing address translation, while mipssim load_kernel will do that with cpu_mips_kseg0_to_phys<p>"""
additional = """generic_loader_realize calls load_elf_as with the argument translate_fn=NULL. Maybe, we can set translate_fn when elf_machine is EM_MIPS."""