id = 2543
title = "QEMU UEFI for riscv64 failed to load my DIY bootloader due to unknown reason"
state = "closed"
created_at = "2024-08-28T15:29:45.182Z"
closed_at = "2024-09-02T13:19:28.708Z"
labels = ["target: riscv"]
url = "https://gitlab.com/qemu-project/qemu/-/issues/2543"
host-os = "Fedora 40"
host-arch = "x64"
qemu-version = "9.1.0"
guest-os = "my DIY bootloader"
guest-arch = "RISC-V"
description = "n/a"
reproduce = """1. [ProblematicBootLoader.zip](/uploads/21fcff0052dc2dd95bf4bba3f6ec8fb8/ProblematicBootLoader.zip) unpack this zipped file,create a fat.img which contains FAT32 file system,and then move the unpacked file in the zip to /EFI/BOOT/bootriscv64.efi.After that using xorriso to pack it.
2. Load the cdrom in libvirt(virt-manager) using SCSI/USB
3. Then wait for seconds and error will show(I don't why STORE_ACCESS_PAGE_FAULT occurs)"""
additional = """My full source code is in https://github.com/TYDQSoft/UEFIPascalOS.

You can get the instruction in the github to compile this problematic bootloader for testing.

x64,AArch64 was tested successfully,but riscv64 is always problematic in evert test times."""