43 lines
782 B
Nix
43 lines
782 B
Nix
{
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bootler,
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stdenv,
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nasm,
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qemu,
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...
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}:
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stdenv.mkDerivation {
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pname = "twasm";
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version = "0.1.0";
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src = ./.;
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buildPhase = ''
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${nasm}/bin/nasm asm/main.asm -o out.bin
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'';
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installPhase = ''
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dd if=/dev/zero of=disk bs=512 count=2880
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dd if=${bootler}/bin/boot.bin of=disk conv=notrunc
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dd if=out.bin of=disk bs=512 seek=1 conv=notrunc
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mkdir -p $out/bin
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cat<<EOF>$out/bin/twasm
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#!/usr/bin/env bash
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mkdir -p ./.bootle
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cp $(echo $out)/bin/disk ./.bootle/disk
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chmod a+w ./.bootle/disk
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${qemu}/bin/qemu-system-x86_64 \
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-nographic \
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-s \
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-drive file=./.bootle/disk,format=raw,index=0,media=disk
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rm ./.bootle -r
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EOF
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chmod +x $out/bin/twasm
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cp out.bin $out/bin
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cp disk $out/bin
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'';
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}
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