diff options
Diffstat (limited to 'hurd')
| -rw-r--r-- | hurd/rump.mdwn | 46 | ||||
| -rw-r--r-- | hurd/running/qemu.mdwn | 43 |
2 files changed, 89 insertions, 0 deletions
diff --git a/hurd/rump.mdwn b/hurd/rump.mdwn new file mode 100644 index 00000000..6e4a00db --- /dev/null +++ b/hurd/rump.mdwn @@ -0,0 +1,46 @@ +[[!meta copyright="Copyright © 2009, 2010, 2011 Free Software Foundation, +Inc."]] + +[[!meta license="""[[!toggle id="license" text="GFDL 1.2+"]][[!toggleable +id="license" text="Permission is granted to copy, distribute and/or modify this +document under the terms of the GNU Free Documentation License, Version 1.2 or +any later version published by the Free Software Foundation; with no Invariant +Sections, no Front-Cover Texts, and no Back-Cover Texts. A copy of the license +is included in the section entitled [[GNU Free Documentation +License|/fdl]]."]]"""]] + +[[!tag stable_URL]] + + * [[community/gsoc/project ideas/driver glue code]] + + * [[open issues/user-space device drivers]] + + * [[open issues/device drivers and io systems]] + +--- + +The rump kernels provide existing real world drivers from netbsd. +Since [[DDE]] no longer seems like a promising approach to get drivers +for the Hurd, it appears that rump kernels are the best alternative. +It already does the hard work of providing an environment where the +foreign drivers can run, and offers the additional benefit of being +externally maintained. Rump also offers the necessary facilities for +running all drivers in separate userspace processes, which is more +desirable than drivers running in the microkernel. + +A rump kernel is a minimal and portable NetBSD kernel running in +userspace. Rump kernels provide drivers for modern hard drives, sound +cards, usb support, and a TCP/IP stack. Instead of re-inventing and +maintaining drivers ourselves, we can re-use the existing NetBSD +drivers. + +Hurd developers have enabled experimental support for modern hard +drives with a rump kernel. We call it rumpdisk, and you can try it in +the [[Debian GNU/Hurd image|hurd/running/qemu]]. + +As of May 2023, Hurd users are having good success with it in qemu +environments and some are using it on real hardware! + +We do hope to use rump kernels for usb support, sound support (this +was working at some point), and possibly a new TCP/IP stack, but work +has not completed on those projects. diff --git a/hurd/running/qemu.mdwn b/hurd/running/qemu.mdwn index 24e7fdea..8ebd32e2 100644 --- a/hurd/running/qemu.mdwn +++ b/hurd/running/qemu.mdwn @@ -24,6 +24,49 @@ 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, +upgrade to the bleeding edge Debian GNU/Hurd: + + # apt-get update + # apt-get 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]] |