diff options
| -rw-r--r-- | microkernel/mach/gnumach/ports/xen.mdwn | 21 | ||||
| -rw-r--r-- | news/2009-12-31.mdwn | 93 |
2 files changed, 76 insertions, 38 deletions
diff --git a/microkernel/mach/gnumach/ports/xen.mdwn b/microkernel/mach/gnumach/ports/xen.mdwn index c544fd57..bf26410a 100644 --- a/microkernel/mach/gnumach/ports/xen.mdwn +++ b/microkernel/mach/gnumach/ports/xen.mdwn @@ -11,7 +11,7 @@ is included in the section entitled [[!toc]] -## Xen dom0, hypervisor +# Xen dom0, hypervisor /!\ Now that GNU Mach handles PAE you can use a PAE-enabled hypervisor. @@ -20,7 +20,7 @@ You can either get binaries at <http://youpibouh.thefreecat.org/hurd-xen/> or bu - Copy `gnumach-xen-pae` and `hurd-modules` to your dom0 /boot. If you still have a non-PAE hypervisor, use `gnumach-xen-nonpae` instead. - Copy `hurd` into `/etc/xen`, edit it for fixing access to your hurd / and swap -## GNU/Hurd system +# GNU/Hurd system /!\ You need an already installed [[GNU/Hurd_system|hurd/running]]. @@ -30,7 +30,7 @@ If you have a free partition, you can fdisk to type 0x83, create a filesystem us Replace /dev/sda4 with your partition. Install and use crosshurd to setup a GNU/Hurd system on this partition. -## /etc/xen/hurd configuration +# /etc/xen/hurd configuration Here is a sample /etc/xen/hurd configuration @@ -49,7 +49,7 @@ Suggestions about [[networking_configuration]] are available. If you need stable MAC addresses, use a syntax like `vif = [ 'mac=00:16:3e:XX:XX:XX, bridge=br0' ]`. -## Running Hurd with Xen +# Running Hurd with Xen To run Hurd with Xen, use: @@ -63,7 +63,7 @@ and gnumach should get started. Proceed with native-install. - If `xm` complains about networking (`vif could not be connected`), it's Xen scripts' fault, see Xen documentation for how to configure the network. The simplest way is network-bridge with fixed IPs (note that you need the bridge-utils package for this). You can also just disable networking by commenting the vif line in the config. - If `xm` complains `Error: (2, 'Invalid kernel', 'xc_dom_compat_check: guest type xen-3.0-x86_32 not supported by xen kernel, sorry\n')`, you most probably have a PAE-enabled hypervisor and a non-PAE gnumach. Either install and boot non-PAE hypervisor and kernel, or rebuilt gnumach in PAE mode. -## Building from sources +# Building from sources If you want to generate these images, first get the `gnumach-1-branch-Xen-branch` branch from gnumach CVS. Then look for "Ugly" in `kern/bootstrap.c`, how to generate `hurd-modules` is explained there, and you'll have to fix `EXT2FS_SIZE` and `LD_SO_SIZE` by hand. @@ -77,6 +77,17 @@ The current `hurd-modules` was built from the debian packages `hurd 20070606-2` --- +# Miscellaneous + [[Internals]]. [[!GNU_Savannah_task 5468]], [[!GNU_Savannah_task 6584]]. + +--- + +# `pv-grub` + +From Xen 4.0 on you'll be able to run the GNU Hurd directly using `pv-grub`, +without the need to [prepare a special bootstrap +image](http://youpibouh.thefreecat.org/hurd-xen/build_hurd-modules) (like an +initrd). diff --git a/news/2009-12-31.mdwn b/news/2009-12-31.mdwn index 6077ee50..e3b3a3dd 100644 --- a/news/2009-12-31.mdwn +++ b/news/2009-12-31.mdwn @@ -10,44 +10,71 @@ License|/fdl]]."]]"""]] [[!meta date="2009-12-31 00:00 UTC"]] -[[!meta updated="2009-12-31 00:00 UTC"]] - -A month of the Hurd: *official Xen domU support*, *ddekit beginnings*, *porting*, *FOSDEM 2010* and *SMP discussion*. +A month of the Hurd: *official Xen domU support*, *DDE*, *porting*, and *FOSDEM 2010*. [[!if test="included()" then="""[[!toggle id=full_news text="Details."]][[!toggleable id=full_news text="[[!paste id=full_news]]"]]""" else="[[!paste id=full_news]]"]] [[!cut id="full_news" text=""" -> This month Samuel Thibault got the necessary Xen patches committed -> into the unstable tree of Xen for the 4.0 release, -> so GNU Mach now officially [has Xen domU support](http://lists.gnu.org/archive/html/bug-hurd/2009-12/msg00058.html) -> (GNU Mach instead of GNU Hurd, because -> no changes were needed in the Hurd part). So from Xen 4.0 on you'll be able -> to run the GNU Hurd directly using pv-grub - without the need to -> [prepare a multiboot package](http://youpibouh.thefreecat.org/hurd-xen/build_hurd-modules). -> -> Also the ddekit port of Zheng Da now -> [passes the first tests](http://lists.gnu.org/archive/html/bug-hurd/2009-12/msg00060.html), -> bringing us the first steps towards updated drivers - -> and much lower overhead for maintaining them. -> -> Mainly thanks to the [porting](http://www.gnu.org/software/hurd/hurd/running/debian/porting.html) -> work of Emilio Pozuelo Monfort and Pino Toscano, -> users of the Hurd can get many more packages directly via debian. -> Thanks to their and other porters relentless work, -> the percentage of available debian packages -> [has reached 65%](http://buildd.debian-ports.org/stats/), -> rising. As concrete example, they ported many GNOME packages, -> so that the gnome-core metapackage -> [is installable again](http://lists.gnu.org/archive/html/bug-hurd/2009-12/msg00217.html). -> -> Additionally Thomas Schwinge started the planning for -> [a GNU Hurd meeting at FOSDEM](http://www.thomas.schwinge.homeip.net/hurd-web/community/meetings/fosdem_2010.html] -> on February 6th/7th 2010 at the Université Libre de Bruxelles. -> -> And some questions from Tim Kack from the view of a GNUstep developer -> spawned an extensive discussion about -> [SMP on the Hurd](http://lists.gnu.org/archive/html/bug-hurd/2009-12/msg00089.html). + +> This month Samuel Thibault [merged his development branch into GNU Mach's +> master +> branch](http://lists.gnu.org/archive/html/bug-hurd/2009-12/msg00058.html) -- +> meaning that his [[GNU Mach Xen domU +> port|microkernel/mach/gnumach/ports/xen]] is now part of the official +> sources. Only the [[microkernel (GNU Mach)|microkernel/mach/gnumach]] needed +> to be extended, and no changes were needed in the Hurd, or glibc code bases. +> He had started this port in 2007 already, but it has been in heavy use over +> the last two years already, so merging it into the main source bases was long +> overdue. + +> He also got the necessary Xen patches committed into Xen's unstable branch, +> so that from Xen's 4.0 release on you'll be able to boot GNU/Hurd systems +> using `pv-grub`, without the need to prepare a special bootstrap image (like +> an initrd). + +> Of course, running GNU/Hurd systems in other virtualization environments is +> possible too, but the Xen domU approach offers superior performance compared +> to [[hurd/running/QEMU]]'s machine emulation, for example. + +> Samuel also spent some time on adding code for [detecting invalid (duplicate) +> port +> deallocations](http://lists.gnu.org/archive/html/commit-hurd/2009-12/msg00016.html), +> and started fixing these, as well as he fulfilled his usual share of +> miscellaneous bug fixing. + +> The [[open issues/DDE]] port of Zheng Da now [passes the first +> tests](http://lists.gnu.org/archive/html/bug-hurd/2009-12/msg00060.html), +> bringing us the first steps towards updated device drivers -- and much lower +> overhead for maintaining them. + +> Thanks to the [[hurd/running/debian/porting]] work of mainly Emilio Pozuelo +> Monfort and Pino Toscano, users of the Hurd can get many more packages +> directly via the [[Debian GNU/Hurd|hurd/running/debian]] distribution. +> Thanks to their and other porters' relentless work, the percentage of +> available Debian packages [has reached +> 65%](http://buildd.debian-ports.org/stats/), rising. For a specific example, +> they ported many GNOME packages, so that the `gnome-core` metapackage [is +> installable +> again](http://lists.gnu.org/archive/html/bug-hurd/2009-12/msg00217.html). +> Please test these and [[report back|mailing lists/debian-hurd]]. + +> Thomas Schwinge started the planning for [[a GNU Hurd folks meeting at +> FOSDEM|community/meetings/fosdem 2010]] on February 6th/7th 2010 at the +> Université Libre de Bruxelles. + +> Guillem Jover jumped in and started [fixing GNU Mach build +> warnings](http://lists.gnu.org/archive/html/commit-hurd/2009-12/msg00008.html) +> -- meaning that Thomas Schwinge's evil plan finally worked out, when he +> enabled `-Wall` in an October 2006 commit: > +> +# Yes, this makes the eyes hurt. But perhaps someone will finally take care of +> +# all that scruffy Mach code... Also see <http://savannah.gnu.org/task/?5726>. +> +AM_CFLAGS += \ +> + -Wall + +> --- + +> The GNU Hurd team wishes a pleasant Year 2010 to everyone! """]] |