diff options
Diffstat (limited to 'hurd/running/qemu.mdwn')
| -rw-r--r-- | hurd/running/qemu.mdwn | 61 |
1 files changed, 54 insertions, 7 deletions
diff --git a/hurd/running/qemu.mdwn b/hurd/running/qemu.mdwn index 3514ac98..c56292c8 100644 --- a/hurd/running/qemu.mdwn +++ b/hurd/running/qemu.mdwn @@ -24,6 +24,56 @@ You can use the following images to give the Hurd a try. [[!inline pages=hurd/running/debian/qemu_image raw=yes feeds=no]] +#### Trying out rumpdisk + +[[Rump kernels|hurd/rump]] provide new modern drivers for the Hurd. +We refer to rumpdisk as a rump kernel that provides drivers for modern +hard drives, SSDs, etc. The Rump kernels' integration into the Hurd +are still somewhat experimental, but they seem to work fairly well on +bleeding edge Debian. + +Once you have your latest qemu Debian GNU/Hurd image running, then you +can try the rumpdisk (be sure to pass "-m 2GB" or more). First, +add these sources to your /etc/apt/sources.list + + deb http://deb.debian.org/debian-ports unstable main + deb-src http://deb.debian.org/debian unstable main + deb http://deb.debian.org/debian-ports unreleased main + +Then, upgrade to the bleeding edge Debian GNU/Hurd: + + # apt update + # apt upgrade --without-new-pkgs + # apt dist-upgrade + +Now test to see if the rump kernel works before you make the change +permanent. Manually tweak your /boot/grub/grub.cfg like so: + + # multiboot /boot/gnumach-1.8-486.gz root=part:2:device:hd0 console=com0 + multiboot /boot/gnumach-1.8-486.gz root=part:2:device:wd0 console=com0 noide + +and your /etc/fstab + + #/dev/hd0s2 / ext2 defaults 0 1 + /dev/wd0s2 / ext2 defaults 0 1 + #/dev/hd0s1 none swap sw 0 0 + /dev/wd0s1 none swap sw 0 0 + #/dev/hd2 /media/cdrom0 iso9660 noauto 0 0 + /dev/wd2 /media/cdrom0 iso9660 noauto 0 0 + +Now you can poweroff your machine, reboot, and start using the +rumpdisk! You can make these changes permanent by tweaking +/etc/default/grub and telling it to use rumpdisk: + + GRUB_CMDLINE_GNUMACH="noide" + +Then update your grub: + + # update-grub + +Check that "noide" does appear in your /boot/grub/grub.cfg. + + ## Arch Hurd Live CD [[!inline pages=hurd/running/live_cd raw=yes feeds=no]] @@ -252,7 +302,7 @@ If you are on [[Debian GNU/Hurd|debian]], you can even use [[debian/DHCP]]. To get ssh working: - # apt install random-egd openssh-server (Similarly for telnet if preferred) + # apt install openssh-server (Similarly for telnet if preferred) (See also <http://www.nongnu.org/qemu/qemu-doc.html#SEC32>.) @@ -355,7 +405,7 @@ Once you have logged in as `root` run the `pfinet` translator with values that a That should do it! Do not forget to edit/update `/etc/resolv.conf` to get DNS working. --- -# Multiboot +# Booting Hurd without grub, using qemu's multiboot support See "Linux/Multiboot boot specific" section on QEMU manpage. @@ -374,18 +424,15 @@ you'll get told: *qemu: linux kernel too old to load a ram disk*. $ qemu [...] \ > --kernel gnumach \ + > --append 'root=device:hd0s1' \ > --initrd \ - > 'ext2fs.static --multiboot-command-line=${kernel-command-line} --host-priv-port=${host-port} --device-master-port=${device-port} --exec-server-task=${exec-task} -T typed device:hd0s1 $(task-create) $(task-resume)',\ + > 'ext2fs.static --multiboot-command-line=${kernel-command-line} --host-priv-port=${host-port} --device-master-port=${device-port} --exec-server-task=${exec-task} -T typed ${root} $(task-create) $(task-resume)',\ > 'exec.static $(exec-task=task-create)' Note that, contrary to [[GRUB]]'s configuration file, you don't specify "`argv[0]`" here, and it's fortunate that neither ext2fs nor exec need a comma on their command line... -You can also use `--append [...]`, which will show up in `/proc/cmdline`. - -Command line above crashes with old qemu versions, for instance qemu 1.1.2 on Debian Wheezy, fixed by upgrading to wheezy-backports currently qemu 1.7.0, see [[!debbug 741873]] - --- # Related Links |