mirror of
https://github.com/linuxboot/linuxboot
synced 2024-11-21 23:59:59 +00:00
74 lines
1.7 KiB
Makefile
74 lines
1.7 KiB
Makefile
#
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# Specific targets and things for the qemu "mainboard"
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#
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# The ROM image is generated from the edk2 build in the main directory
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# as part of the "OVMF" package.
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#
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# This pulls that image apart and inserts the Linux kernel and Initrd
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# The ROM layout is:
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# 0x000000.fv NVRAM
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# 0x084000.fv FV (DXE and PEI)
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# 0.fv PEI
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# 1.fv DXE
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# 0x7cc000.fv SEC
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#
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#
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dxe-size := 0xA00000
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merged-size := 0x748000
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fv-path := $(BUILD)/rom/0x00084000/9e21fd93-9c72-4c15-8c4b-e77f1db2d792
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dxe-path := $(fv-path)/1
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dxe-files := $(shell awk \
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'/^[0-9A-Fa-f]/ {print "$(dxe-path)/"$$1".ffs"}' \
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boards/$(BOARD)/image-files.txt \
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)
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# since the 0.fv is nested inside another FV, we have to add an
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# explicit dependency on the extract target to ensure that it is created
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$(fv-path)/0.fv: $(BUILD)/$(BOARD).txt
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@true
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FVS := \
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$(BUILD)/rom/0x00000000.fv \
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$(BUILD)/merged.vol \
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$(BUILD)/rom/0x007cc000.fv \
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$(BUILD)/merged.vol: \
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$(fv-path)/0.fv \
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$(BUILD)/dxe.vol \
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./bin/create-ffs \
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--compress \
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--type FIRMWARE_VOLUME_IMAGE \
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$^ \
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| ./bin/create-fv \
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--size $(merged-size) \
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-o $@
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$(BUILD)/dxe.vol: \
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$(BUILD)/DxeCore.ffs \
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$(dxe-files) \
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./dxe/linuxboot.ffs \
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$(BUILD)/Linux.ffs \
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$(BUILD)/Initrd.ffs \
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# We can build a firmware image from edk2
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# it is not necessary to provide one
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boards/$(BOARD)/$(BOARD).rom: edk2/.git
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( cd edk2/OvmfPkg ; ./build.sh )
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cp edk2/Build/OvmfX64/DEBUG_GCC5/FV/OVMF.fd $@
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# We can also launch a qemu with the LinuxBoot kernel
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run: $(BUILD)/linuxboot.rom
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-qemu-system-x86_64 \
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-machine q35,smm=on \
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-global ICH9-LPC.disable_s3=1 \
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-global driver=cfi.pflash01,property=secure,value=on \
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--serial $(or $(SERIAL),stdio) \
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-drive if=pflash,format=raw,unit=0,file=$<
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stty sane
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