Makefile

   1 .PHONY: qemu
   2 qemu: out/main out/startup.nsh OVMF_CODE.fd OVMF_VARS.fd
   3         # Based on https://wiki.osdev.org/UEFI#Emulation_with_QEMU_and_OVMF
   4         qemu-system-x86_64 -cpu qemu64 \
   5                 -drive if=pflash,format=raw,unit=0,file=OVMF_CODE.fd,readonly=on \
   6                 -drive if=pflash,format=raw,unit=1,file=OVMF_VARS.fd \
   7                 -net none \
   8                 -drive format=raw,file=fat:rw:out \
   9                 -display type=gtk,zoom-to-fit=on
  10
  11 # Assuming 'ovmf' package on Arch Linux is installed.
  12 OVMF_CODE.fd: /usr/share/ovmf/x64/OVMF_CODE.fd
  13         cp $< $@
  14 OVMF_VARS.fd: /usr/share/ovmf/x64/OVMF_VARS.fd
  15         cp $< $@
  16
  17 out/main: main.asm impl.asm bootstrap.asm sys.f os/uefi.asm
  18         mkdir -p out
  19         OS_INCLUDE=os/uefi.asm fasm $< $@
  20
  21 out/startup.nsh:
  22         mkdir -p out
  23         echo 'fs0:main' >out/startup.nsh
  24
  25 main: main.asm impl.asm bootstrap.asm sys.f os/linux.asm
  26         OS_INCLUDE=os/linux.asm fasm $< $@
  27
  28 .PHONY: clean
  29 clean:
  30         rm -rf out OVMF_CODE.fd OVMF_VARS.fd