diff options
Diffstat (limited to 'faq/support')
-rw-r--r-- | faq/support/0-drivers.mdwn | 24 | ||||
-rw-r--r-- | faq/support/0-software.mdwn | 26 | ||||
-rw-r--r-- | faq/support/2_gib_partition_limit.mdwn | 16 | ||||
-rw-r--r-- | faq/support/64-bit.mdwn | 16 | ||||
-rw-r--r-- | faq/support/binary_compatibility.mdwn | 33 | ||||
-rw-r--r-- | faq/support/fuse_support.mdwn | 13 | ||||
-rw-r--r-- | faq/support/network_transparency.mdwn | 22 | ||||
-rw-r--r-- | faq/support/posix_compatibility.mdwn | 32 | ||||
-rw-r--r-- | faq/support/posix_compatibility/discussion.mdwn | 25 | ||||
-rw-r--r-- | faq/support/ram_limit.mdwn | 22 | ||||
-rw-r--r-- | faq/support/sata_disk_drives.mdwn | 17 | ||||
-rw-r--r-- | faq/support/sharing_the_user_space.mdwn | 24 | ||||
-rw-r--r-- | faq/support/smp.mdwn | 31 | ||||
-rw-r--r-- | faq/support/system_port.mdwn | 47 |
14 files changed, 0 insertions, 348 deletions
diff --git a/faq/support/0-drivers.mdwn b/faq/support/0-drivers.mdwn deleted file mode 100644 index 54b2d744..00000000 --- a/faq/support/0-drivers.mdwn +++ /dev/null @@ -1,24 +0,0 @@ -[[!meta copyright="Copyright © 2009, 2013 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]]."]]"""]] - -[[!meta title="What drivers does GNU/Hurd have?"]] - -Currently, for disks Mach integrates drivers from Linux 2.0 through some -[[community/gsoc/project_ideas/driver_glue_code]]. As it's very old, that -limits hardware support a lot, of course. For network boards, we use the -[[DDE]] toolkit to run linux 2.6.32 drivers in userland processes, -which provides both long-term support for new hardware and safety against driver -bugs. [[microkernel/mach/gnumach/ports/Xen]] is also supported, both blkfront -and netfront. - -Note however that we have of course not tested all drivers, we obviously don't -even have all kinds of hardware. So we can not promise that they will all -work. What probably works for sure is what we usually use: the rtl8139 or e1000 -drivers for instance. diff --git a/faq/support/0-software.mdwn b/faq/support/0-software.mdwn deleted file mode 100644 index e58e0bd8..00000000 --- a/faq/support/0-software.mdwn +++ /dev/null @@ -1,26 +0,0 @@ -[[!meta copyright="Copyright © 2002, 2003, 2004, 2006, 2007, 2008, 2009, 2010, -2013 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]]."]]"""]] - -[[!meta title="What software is available for GNU?"]] - -As of March 2013, 78% of all [Debian](http://www.debian.org/) -[packages](http://packages.debian.org/) are available for [[Debian -GNU/Hurd|hurd/running/debian]]. Of course, testing and bug fixing is welcome, -as we have obviously not tested all of them. - -Generally, packages -that aren't Linux-specific (see [Packages That Won't Be -Ported](http://www.debian.org/ports/hurd/hurd-devel-debian)) -are expected to work on GNU/Hurd too. Notably, [X.Org](http://www.x.org/), -[GNOME](http://www.gnome.org/), [KDE](http://www.kde.org/), -[Firefox](http://www.mozilla.org/firefox) work. See -the [[hurd/porting/guidelines]] document for some common build problems and their -solutions. diff --git a/faq/support/2_gib_partition_limit.mdwn b/faq/support/2_gib_partition_limit.mdwn deleted file mode 100644 index 3d502a17..00000000 --- a/faq/support/2_gib_partition_limit.mdwn +++ /dev/null @@ -1,16 +0,0 @@ -[[!meta copyright="Copyright © 2007, 2008, 2013 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]]."]]"""]] - -[[!meta title="Is there still a 2 GiB Partition Limit?"]] - -The 2 GiB limit has been removed in Debian GNU/Hurd. - -Disk drivers however currently do not support more than 2^32 sectors, i.e. 2TiB. diff --git a/faq/support/64-bit.mdwn b/faq/support/64-bit.mdwn deleted file mode 100644 index ab95d9d0..00000000 --- a/faq/support/64-bit.mdwn +++ /dev/null @@ -1,16 +0,0 @@ -[[!meta copyright="Copyright © 2013 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]]."]]"""]] - -[[!meta title="Is there a 64-bit version?"]] - -There are currently no plan for 64-bit userland, but there are plans for 64-bit -kernelland with 32-bit userland, which will notably permit to efficiently make -use of more than 2 GiB memory and provide 4 GiB userland addressing space. -Work on this is currently in branches for GNU Mach. diff --git a/faq/support/binary_compatibility.mdwn b/faq/support/binary_compatibility.mdwn deleted file mode 100644 index e9dfcdb8..00000000 --- a/faq/support/binary_compatibility.mdwn +++ /dev/null @@ -1,33 +0,0 @@ -[[!meta copyright="Copyright © 2012 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 open_issue_documentation]] - -IRC, freenode, #hurd, 2012-01-13: - - <veganman> sothere's absolutelyno way,evenslowly to run i386 linuxcode - under hurd/i386? Ihave a small app, commercial, which I have to get - running there - <veganman> no source - <braunr> no way - <braunr> you'd need to create a userspace linux server catching linux - system calls and calling hurd specific stuff to implement them - <braunr> it doesn't exist, it may be hard to implement - <braunr> some cases will definitely be hard to implement - <veganman> so, no magic linux lxemu on windows? - <veganman> or linuxemu on plan9 - <pinotree> nope - <veganman> I remember somethingsilly, sonmone hadcompiled linux asauser - applicationon plan9 and inserted his own binaries as - acodeobject,toberunon plan9, for useon ibm hpc hatrdware - <veganman> it was ron minich - <veganman> 5e.iwp9.org/slides/linuxemu.pdf - <veganman> I think that was it - <veganman> google for linux & cnk for additional clues diff --git a/faq/support/fuse_support.mdwn b/faq/support/fuse_support.mdwn deleted file mode 100644 index 33e877ce..00000000 --- a/faq/support/fuse_support.mdwn +++ /dev/null @@ -1,13 +0,0 @@ -[[!meta copyright="Copyright © 2013 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]]."]]"""]] - -[[!meta title="Does Hurd support FUSE?"]] - -There is a start of work on implementing a [[FUSE|hurd/libfuse]] library on Hurd; its support is not updated to the latest version, but at least some fuse filesystems do work already. diff --git a/faq/support/network_transparency.mdwn b/faq/support/network_transparency.mdwn deleted file mode 100644 index aefaf500..00000000 --- a/faq/support/network_transparency.mdwn +++ /dev/null @@ -1,22 +0,0 @@ -[[!meta copyright="Copyright © 2012 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 open_issue_documentation]] - -IRC, freenode, #hurd, 2012-01-21: - - <chromaticwt> is it possible to transfer servers running on one microkernel - on one machine, to another microkernel running on a different machine? - <chromaticwt> two machines will be running the complete os - <antrik> well, if the code for network-transparent IPC still existed, it - might be possible to move a task to another machine, while keeping the - port associations with the original system... - <antrik> if you mean actually moving it to another system, that's pretty - much impossible in any system that has stateful interfaces diff --git a/faq/support/posix_compatibility.mdwn b/faq/support/posix_compatibility.mdwn deleted file mode 100644 index 4490b7cb..00000000 --- a/faq/support/posix_compatibility.mdwn +++ /dev/null @@ -1,32 +0,0 @@ -[[!meta copyright="Copyright © 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]]."]]"""]] - -[[!meta title="POSIX compatibility"]] - -Is it favorable of rather a hindrance to be compatible to POSIX and similar -standards? - -A lot of things in POSIX et al. are designed for [[UNIX]]-like systems with -traditional monolithic [[kernel]]s. - -Thus, a [[microkernel]]-based system, as ours is, has to employ a bunch of -detours, for example to implement the [[`fork` system call|glibc/fork]]. - -On the other hand, (mostly) complying to these standards, made a really big -body of software *just work* without any (or just trivial) [[hurd/porting]]. -Especially so for command-line programs, and libraries. - -But: a large part of today's user programs are not written according to POSIX -et al. low-level interfaces, but against GNOME, GTK+2, and other high-level -frameworks and libraries. It may be a valid option to enrich these instead of -striving for total POSIX compliance -- and the high-level programs (that is, -their users) may not even notice this, but we would avoid a lot of overhead -that comes with wrapping the [[Hurd interfaces|hurd/interface]] to be POSIX -compliant. diff --git a/faq/support/posix_compatibility/discussion.mdwn b/faq/support/posix_compatibility/discussion.mdwn deleted file mode 100644 index 0d722c9e..00000000 --- a/faq/support/posix_compatibility/discussion.mdwn +++ /dev/null @@ -1,25 +0,0 @@ -[[!meta copyright="Copyright © 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 open_issue_documentation]] - -\#hurd IRC channel on Freenode, 2010-12-21: - - <antrik> tschwinge: the writeup ignores the fact that POSIX compatibility - is not only for applications, but also for users familiar with the UNIX - environment - <antrik> also, I still don't buy the fact that most software is not written - for POSIX. even if assuming that GNOME programs don't use POSIX (which is - only half true), there is a lot of other software in a system that is - just as important, though less visible - <antrik> (server software, startup system, device management, automation, - ...) - <antrik> tschwinge: BTW, I meant to (and partially did) write a blog - article on this topic -- but I didn't get around to finish it... diff --git a/faq/support/ram_limit.mdwn b/faq/support/ram_limit.mdwn deleted file mode 100644 index 0fa27c2e..00000000 --- a/faq/support/ram_limit.mdwn +++ /dev/null @@ -1,22 +0,0 @@ -[[!meta copyright="Copyright © 2007, 2008, 2013 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]]."]]"""]] - -[[!meta title="830 MiB RAM Limit"]] - -Just like any 32-bit OS without bad tricks, GNU Mach can not cope well with lots -of memory. Latest versions of the Debian `gnumach` package will limit themselves -to around 1.7 GiB of memory. If you want more, you can twiddle the `VM_MAX_ADDRESS` -limit between kernelland and userland in `i386/include/mach/i386/vm_param.h`. - -If you have an older version, or still experience problems with `vmstat` (see -above) reported much less memory than you have, the best is to limit the memory -it can see via GRUB's `upppermem` feature. Add `uppermem 786432` to GRUB's Hurd -entry in `menu.lst`. diff --git a/faq/support/sata_disk_drives.mdwn b/faq/support/sata_disk_drives.mdwn deleted file mode 100644 index 69470f10..00000000 --- a/faq/support/sata_disk_drives.mdwn +++ /dev/null @@ -1,17 +0,0 @@ -[[!meta copyright="Copyright © 2008, 2013 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]]."]]"""]] - -[[!meta title="Are SATA disk drives supported?"]] - -GNU Mach does not support SATA disk drives (`/dev/sda` etc. in GNU/Linux) -natively, so using `device:sd0s1` will not work, as sd* devices are for SCSI -drives only. -The only way to get those drives to work is to put them into compatibility mode -in the BIOS, if such an option exists. GNU Mach will then recognize them as hda etc. diff --git a/faq/support/sharing_the_user_space.mdwn b/faq/support/sharing_the_user_space.mdwn deleted file mode 100644 index 2c31c22b..00000000 --- a/faq/support/sharing_the_user_space.mdwn +++ /dev/null @@ -1,24 +0,0 @@ -[[!meta copyright="Copyright © 2010, 2013 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]]."]]"""]] - -[[!meta title="Sharing the userspace between GNU Hurd and the Linux kernel"]] - -Given that both Linux and GNU Hurd are using the [[ELF]] binary -format, it is in theory possible to have a system installation where you can -dual-boot using either the [[Linux]] kernel, or the GNU Hurd, so that -everything but the kernel is shared. -For this, all programs need to agree to rely on -only one abstraction layer, for example the standard C library ([[glibc]]). -(Additionally, for example for [[system call]]s that are not covered by glibc -calls, you'd need to be able to reliably trap and emulate these.) However, -Linux' and the GNU Hurd's [[ABI]]'s have sufficiently diverged, so that this is -not easy to do. That's why you can't currently install a system in this way, -but you need a separate installation of the userspace suited for the Linux -kernel, or the GNU Hurd. diff --git a/faq/support/smp.mdwn b/faq/support/smp.mdwn deleted file mode 100644 index 04396401..00000000 --- a/faq/support/smp.mdwn +++ /dev/null @@ -1,31 +0,0 @@ -[[!meta copyright="Copyright © 2009, 2011, 2013 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]]."]]"""]] - -[[!meta title="Does GNU/Hurd support SMP/Multicore?"]] - -The Hurd servers themselves are multithreaded, so they should be able to take benefit of the parallelism brought by SMP/Multicore boxes. This has however never been tested yet because of the following. - -[[microkernel/Mach]] used to be running on SMP boxes like the [[!wikipedia -Intel_iPSC/860]], so principally has the required infrastructure. It has -however not yet been enhanced to support nowadays' SMP standards like ACPI, -etc. Also, [[GNU Mach|microkernel/mach/gnumach]]'s Linux device driver glue -code likely isn't SMP-safe. As this glue code layer is not used in the -[[microkernel/mach/gnumach/ports/Xen]] port of GNU Mach, the plan is to try it -in this enviroment first. - -[[!tag open_issue_gnumach open_issue_xen]] - -That is why for now GNU/Hurd will only use one logical processor (i.e. one core or one thread, depending on the socket type). - -Once this issue is solved, there are follow-up issues about -[[open_issues/multiprocessing]] and [[open_issues/multithreading]]. - -[[GSoC project idea|gsoc/project_ideas/smp]]. diff --git a/faq/support/system_port.mdwn b/faq/support/system_port.mdwn deleted file mode 100644 index c831c36f..00000000 --- a/faq/support/system_port.mdwn +++ /dev/null @@ -1,47 +0,0 @@ -[[!meta copyright="Copyright © 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]]."]]"""]] - -[[!meta title="Doing a GNU/Hurd System Port"]] - -How difficult is it to port the GNU/Hurd system to run on another architecture? - -The GNU/Hurd system consists of [[/Hurd]] servers running as user-space -processes on top of the [[GNU Mach|microkernel/mach/gnumach]] microkernel. The -system functionality is usually accessed through the -[[POSIX|posix_compatibility]] interface that is provided by [[/glibc]] and -[[/libpthread]]. - -A whole-system port involves touching all these components, with varying -degree, of course. - -For a CPU architecture port, the microkernel is the most involved part, -followed by glibc and the threading library. - -The original [[microkernel/Mach]] microkernel was portable to a number of -architectures which were a lot more popular at the beginning of the 1990s than -they are now. - -The GNU/Hurd system is currently available for the x86 architecture. This -includes emulators such as [[hurd/running/QEMU]] (or KVM), or -[[hurd/running/VirtualBox]]. Besides this, there is a port for the [[Xen -domU|microkernel/mach/gnumach/ports/xen]] *sub-architecture*. - -Further on, there are some [[unfinished porting -attempts|microkernel/mach/gnumach/ports]] for the Alpha, MIPS and PowerPC -architectures. These have not been completed due to little developer interest. - -Another option is to do the port at a different layer: port the Hurd servers to -not run on the GNU Mach microkernel, but instead on top of [[another -microkernel|which_microkernel]]. Or, even by providing a Mach emulation layer -on top of a monolithic kernel. For example, there could be a port for [[having -Mach run as a POSIX user-space process|open_issues/mach_on_top_of_posix]], or -by implementing the [[Mach IPC|microkernel/mach/ipc]] facility (as well as -several others) as Linux kernel modules. While there have been some -experiments, no such port has been completed yet. |