20110205.linux 0.01
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20110205.linux 0.01

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20110205.linux 0.01 20110205.linux 0.01 Presentation Transcript

  • Linux-0.01
  • Linux-0.01 から 学べること
  • 初学者にとって理想的な選択肢 の一つ View slide
  • gcc-4.x bash-3.2に移植済み View slide
  • Qemu や Bochs で動作可能
  • 規模も読むのに適当
  • gdb に喰わせることも
  • Unix V6 も QEMU で動作する模様
  • 閑話休題
  • Qemu で動かすにはhttp://goo.gl/X0BS4
  • 少なくとも必要なもの● gcc-4.1● bin86● qemu
  • 動かしかた(ざっくり● コンパイル $ make● 実行 $ qemu -m8 -hdb hd_oldlinux.img -fda Image -boot a
  • 実行画面
  • コンパイルとか 速攻で終わります
  • 今日は
  • デバッガに喰わせるトコを 実演します
  • こんなカンジで動かします$ qemu -m8 -hdb hd_oldlinux.img -fda Image -boot a -s -S$ gdb Image(gdb) target remote localhost:1234(gdb) symbol-file system(gdb) break main(gdb) c