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authorMike Frysinger <vapier@gentoo.org>2007-07-10 08:43:51 +0000
committerMike Frysinger <vapier@gentoo.org>2007-07-10 08:43:51 +0000
commitae160bf293959088adb874c1585567ac04ea90b9 (patch)
treec4b1f16fbda856a1250c9523446fc8c67315e570 /HACKING
parent6802e045b3742228a61e07eee49f6af5a9a3ba28 (diff)
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document qemu hacking
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+------------
+ QEMU NOTES
+------------
+
+Since the qemu docs blow, I'll make some quick notes here for how to get a
+system running for baselayout testing.
+
+- create rootfs (feel free to tweak 500M):
+ $ dd if=/dev/zero of=root.img bs=1M count=500M
+ $ mke2fs -F -j root.img
+- install Gentoo stage3:
+ $ mkdir loop
+ $ mount -o loop root.img loop
+ $ sudo tar pjxf stage3-x86.tar.bz2 -C loop
+ $ sudo chroot loop
+ <all you really need to configure is like /etc/fstab>
+ /dev/hda / ext3 noatime 0 1
+ $ umount loop
+- create an x86 kernel from a vanilla tarball:
+ - make sure you enable serial console support
+ - you shouldn't need any modifications, just grab a recent vanilla
+- run qemu:
+ $ qemu \
+ -hda root.img \
+ -append "root=/dev/hda console=ttyS0" \
+ -kernel your-compiled-vmlinux \
+ -nographic