Re: [coLinux-devel] VFS: failure using existing install

[Thomas F. <tf...@no...>]

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Hi Tim,

you are using an unusual name for to block device. Try using cobd0 instead
of codb0. You must also add dev-files and fstab enties. For this staps you
can look in the image-script I send to the list.

Thomas

> I have been trying to use an existing (working) Debian install on my
> notebook.  The kernel isn't able to mount the root device.  Any ideas?
> Thnx - --tim
>
> Here is a PartionMagic dump of the disk:
> ==========================================================
> Partition Information for Disk 1:    38,154.4 Megabytes
> Volume         PartType    Status    Size MB    PartSect
> ==========================================================
> C:             NTFS        Pri,Boot 18,104.5           0
>                ExtendedX   Pri      20,049.9           0
>                EPBR        Log      10,652.5        None -
> E:             FAT32       Log      10,652.4  37,078,020
>                EPBR        Log       8,879.7  37,078,020
>                Linux Ext2  Log       8,879.6  58,894,290
>                EPBR        Log         517.7  58,894,290
> *:SWAPSPACE2   Linux Swap  Log         517.7  77,079,870
>
> Using the following config file:
>
> <?xml version="1.0" encoding="UTF-8"?>
> <colinux>
>     <block_device index="0" path="\Device\Harddisk1\Volume2"
> enabled="true">
>     </block_device>
>     <memory size="64"></memory>
>     <bootparams>root=/dev/codb0</bootparams>
>     <image path="vmlinux"></image>
> </colinux>
>
> I get (note Kernel Panic near end):
>
> Cooperative Linux daemon
> Manager not opened
> Removing driver leftover
> Stopping driver service
> Removing driver service
> Installing kernel driver
> daemon: creating monitor
> co_message_switch: setting callback rule for 7
> co_message_switch: setting callback rule for 2
> co_message_switch: setting callback rule for 6
> co_message_switch: setting callback rule for 3
> co_message_switch: setting callback rule for 0
> co_message_switch: setting callback rule for 4
> daemon: launching net daemon
> daemon: launching console
> Linux version 2.4.24 (ka...@ca...) (gcc version 3.3.3
> 20040125 (prerelease) (Debian)) #498 Sat Feb 14 11:15:16 IST 2004
> 64MB LOWMEM available.
> On node 0 totalpages: 16384
> zone(0): 0 pages.
> zone(1): 16384 pages.
> zone(2): 0 pages.
> Kernel command line: root=/dev/codb0
> Initializing CPU#0
> Setting proxy interrupt vectors
> Console: colour VGA+ 80x25
> Calibrating delay loop... daemon: module connected: conet0
> co_message_switch: setting callback rule for 8
> 1228.80 BogoMIPS
> Memory: 62000k/65536k available (817k kernel code, 0k reserved, 53k
> data, 48k init, 0k highmem)
> Dentry cache hash table entries: 8192 (order: 4, 65536 bytes)
> Inode cache hash table entries: 4096 (order: 3, 32768 bytes)
> Mount cache hash table entries: 512 (order: 0, 4096 bytes)
> Buffer cache hash table entries: 4096 (order: 2, 16384 bytes)
> Page-cache hash table entries: 16384 (order: 4, 65536 bytes)
> CPU: Trace cache: 12K uops, L1 D cache: 8K
> CPU: L2 cache: 256K
> CPU:     After generic, caps: bfebf9ff 00000000 00000000 00000000
> CPU:             Common caps: bfebf9ff 00000000 00000000 00000000
> CPU: Intel Mobile Intel(R) Celeron(R) CPU 1.80GHz stepping 07
> Enabling fast FPU save and restore... done.
> daemon: module connected: console
> co_message_switch: setting callback rule for 6
> Enabling unmasked SIMD FPU exception support... done.
> Checking 'hlt' instruction... OK.
> Checking for popad bug... OK.
> POSIX conformance testing by UNIFIX
> Linux NET4.0 for Linux 2.4
> Based upon Swansea University Computer Society NET3.039
> Initializing RT netlink socket
> Starting kswapdEnabling TAP-Win32...
> pipe client 0/8: Connecting to daemon...
> pipe client 0/8: Connection established
> Pipe broken, exiting
>
> Journalled Block Device driver loaded
> devfs: v1.12c (20020818) Richard Gooch (rg...@at...)
> devfs: boot_options: 0x0
> pty: 256 Unix98 ptys configured
> RAMDISK driver initialized: 16 RAM disks of 4096K size 1024 blocksize
> loop: loaded (max 8 devices)
> cobd: loaded (max 8 devices)
> NET4: Linux TCP/IP 1.0 for NET4.0
> IP Protocols: ICMP, UDP, TCP
> IP: routing cache hash table of 512 buckets, 4Kbytes
> TCP: Hash tables configured (established 4096 bind 8192)
> NET4: Unix domain sockets 1.0/SMP for Linux NET4.0.
> VFS: Cannot open root device "codb0" or 00:00
> Please append a correct "root=" boot option
> Kernel panic: VFS: Unable to mount root fs on 00:00
>  daemon: monitor terminated, reason 3
> switch_message: freed message a040488 (2 to 4)
> daemon: module disconnected: conet0
> switch_message: freed message a040488 (2 to 4)
> daemon: module disconnected: console
> daemon: monitor shutting down
> daemon: daemon cleanup
> Removing kernel driver
> Stopping driver service
> Removing driver service
> pipe client 0/6: Connecting to daemon...
> pipe client 0/6: Connection established
>
>
>
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