about l4linux on fiasco-UX
kashin Lin
kashin08 at gmail.com
Thu Jul 26 14:20:32 CEST 2007
2007/7/26, Adam Lackorzynski <adam at os.inf.tu-dresden.de>:
>
>
> On Wed Jul 25, 2007 at 16:49:51 +0800, kashin Lin wrote:
> > 2007/7/25, Adam Lackorzynski <adam at os.inf.tu-dresden.de>:
> > >
> > >
> > >On Tue Jul 24, 2007 at 10:10:23 +0800, kashin Lin wrote:
> > >> 2007/7/24, Adam Lackorzynski <adam at os.inf.tu-dresden.de>:
> > >> >
> > >> >
> > >> >On Sun Jul 22, 2007 at 23:09:10 +0800, kashin Lin wrote:
> > >> >> 2007/7/22, Adam Lackorzynski <adam at os.inf.tu-dresden.de>:
> > >> >> >
> > >> >> >
> > >> >> >On Sun Jul 22, 2007 at 01:00:44 +0800, kashin Lin wrote:
> > >> >> >> 2007/7/21, kashin Lin <kashin08 at gmail.com>:
> > >> >> >> >
> > >> >> >> >
> > >> >> >> >
> > >> >> >> >2007/7/21, Adam Lackorzynski <adam at os.inf.tu-dresden.de>:
> > >> >> >> >>
> > >> >> >> >>
> > >> >> >> >> On Fri Jul 20, 2007 at 15:54:06 +0800, kashin Lin wrote:
> > >> >> >> >> > when i runed l4linux on fiasco-UX by "./lx con", it stoped
> > >> >> >> >> > after following messages:
> > >> >> >> >>
> > >> >> >> >> We need to find out by adding earlyprintk=keep to the
> L4Linux
> > >> >kernel
> > >> >> >> >> command line. Then there should be more text.
> > >> >> >> >
> > >> >> >> >
> > >> >> >>
> > >> >> >>
> > >> >> >> Here are the results after adding "earlyprintk=keep" :
> > >> >> >
> > >> >> >> >con | vc[1] 640x480 at 16, bpl:1280, gmode:0x15, evprt:
> E.03save:0
> > >> >> >> >run | contxt_init(): 640x462, cols:80, lines:33,
> > >sb_lines:1033
> > >> >> >> >l4lx | INITRD: Size of RAMdisk is 16384KiB
> > >> >> >> >l4lx | RAMdisk from 03400000 to 04400000 [16384KiB]
> > >> >> >> >[ 0.000000] Linux version 2.6.21-l4 (
> kashin08 at kashin08-desktop
> > >)
> > >> >(gcc
> > >> >> >> >version 4.1.2 (Ubuntu 4.1.2-0ubuntu4)) #1 Fri Jul 20 12:14:47
> CST
> > >> >2007
> > >> >> >> >[ 0.000000] CPU: Vendor unknown, using generic init.
> > >> >> >> >[ 0.000000] CPU: Your system may be unstable.
> > >> >> >> >[ 0.000000] dm_phys: 0000000000800000 - 0000000003400000
> > >> >(usable)
> > >> >> >> >[ 0.000000] 44MB memory available.
> > >> >> >> >[ 0.000000] INITRD: 03400000 - 04400000
> > >> >> >> >[ 0.000000] Zone PFN ranges:
> > >> >> >> >[ 0.000000] DMA 0 -> 512
> > >> >> >> >[ 0.000000] Normal 512 -> 13312
> > >> >> >> >[ 0.000000] early_node_map[1] active PFN ranges
> > >> >> >> >[ 0.000000] 0: 0 -> 13312
> > >> >> >> >[ 0.000000] Allocating PCI resources starting at 10000000
> > >(gap:
> > >> >> >> >03400000:fcc00000)
> > >> >> >> >[ 0.000000] Built 1 zonelists. Total pages: 13208
> > >> >> >> >[ 0.000000] Kernel command line: mem=44M earlyprintk=keep
> > >> >root=1:0
> > >> >> >> >load_ramdisk=1 ramdisk_size=16384
> l4env_rd=../../../test_lx/rd1
> > >> >> >> >panicblink=0
> > >> >> >> >lang=us
> > >> >> >> >[ 0.000000] Initializing CPU#0
> > >> >> >> >[ 0.000000] PID hash table entries: 256 (order: 8, 1024
> bytes)
> > >> >> >> >[ 0.000000] Detected 2010.311 MHz processor.
> > >> >> >> >[ 1236.204905] keeping early console
> > >> >> >> >l4lx | panic: going to sleep forever, bye
> > >> >> >
> > >> >> >Can you please post your .config?
> > >> >>
> > >> >>
> > >> >> following is the content of my ".config". (also in attached file)
> > >> >
> > >> >So many options enabled... Can you please use the ux default
> > >> >configuration for a start? (arch/l4/configs/x86-ux_defconfig,
> > >> >make x86-ux_defconfig will also do).
> > >>
> > >>
> > >> after using "make x86-ux_defconfig", it still doesn't work.
> > >> but the error messages are different this time :
> > >
> > >Ok, different. Can you please add showpfexc=1 to the L4Linux kernel
> > >command line and post the last part of log again?! There should be more
> > >output then. Then please look up the code at the PC that is printed, or
> > >send me (only me) your vmlinuz file.
> >
> >
> > following are the messages after i added "showpfexc=1".
>
> > NET: Registered protocol family 16
> > l4lx | EX: F.04: pc = 0040acf5 trapno = 0xd err = 0x402
> > Setting up standard PCI resources
> > l4lx | EX: F.04: pc = 0040acf5 trapno = 0xd err = 0x402
> > l4lx | EX: F.04: pc = 00408d36 trapno = 0xd err = 0x0
> > Trap: 13: 0000 [#1]
>
> It's trapping on segment access, I wonder how this can happen. What's
> the version of your host Linux kernel?
it's ubuntu 7.04 kernel: 2.6.20-16-generic.
is it ok?
> another question i want to ask :
> > according to "l4-kickstart.pdf", there are some configuration options
> should
> > been enable.
> > for instance:
> >
> > Graphics support
> > <*> Support for frame buffer devices
> > Console display driver support --->
> > [ ] VGA text console
> > < > MDA text console (dual-headed) (EXPERIMENTAL)
> > <*> Framebuffer Console support
> > [*] Framebuffer Console Rotation
> > [ ] Select compiled-in fonts
> >
> > but the default configuration in "arch/l4/configs/x86-ux_defconfig"
> doesn't
> > obey that.
>
> x86-ux_defconfig enables all of the three options, or do you mean that
> the pdf says other options should be enabled?
yes, i mean that the pdf says other options should be enabled, but the
default_config seems not.
> should i follow the "l4-kickstart.pdf" or arch/l4/configs/x86-ux_defconfig
> > is fine?
>
> x86-ux_defconfig, this should always be the most recent version.
>
>
>
> Adam
> --
> Adam adam at os.inf.tu-dresden.de
> Lackorzynski http://os.inf.tu-dresden.de/~adam/
>
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