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add `-bios none' to silence qemu

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QEMU 4.1+ emits warnings if -bios is not given, as newer versions
will load the OpenSBI firmware in this case.  Pass `-bios none' to
avoid this issue.
This commit is contained in:
Xi Wang 2019-09-14 01:13:21 +08:00 committed by Frans Kaashoek
parent 036b5edf12
commit b150908354
1 changed files with 3 additions and 1 deletions
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4
Makefile
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@ -152,7 +152,9 @@ QEMUGDB = $(shell if $(QEMU) -help | grep -q '^-gdb'; \
ifndef CPUS
CPUS := 3
endif
QEMUOPTS = -machine virt -kernel $K/kernel -m 3G -smp $(CPUS) -nographic
QEMUEXTRA = -drive file=fs1.img,if=none,format=raw,id=x1 -device virtio-blk-device,drive=x1,bus=virtio-mmio-bus.1
QEMUOPTS = -machine virt -bios none -kernel $K/kernel -m 3G -smp $(CPUS) -nographic
QEMUOPTS += -drive file=fs.img,if=none,format=raw,id=x0 -device virtio-blk-device,drive=x0,bus=virtio-mmio-bus.0
qemu: $K/kernel fs.img