Re: [ECOS] VFS: Cannot open root device "mtdblock3" or 1f:03. r

[David Bliss <david at ytterby dot dbsi dot org>]

On Tue, Jun 19, 2001 at 02:43:56PM -0600, Gary Thomas wrote:
> 
> What does your FIS table look like?
> What other messages do you get when you boot?
> Did you build this kernel yourself?  Did you enable RedBoot support in the MTD code?

As I said in the original message:

RedBoot> fi li
Name              FLASH addr  Mem addr    Length      Entry point
(reserved)        0x50000000  0x50000000  0x00040000  0x00000000
RedBoot           0x50040000  0x50040000  0x00040000  0x00000000
RedBoot config    0x50F80000  0x50F80000  0x00040000  0x00000000
FIS directory     0x50FC0000  0x50FC0000  0x00040000  0x00000000
ROM_DISK          0x50F00000  0x50F00000  0x00080000  0x00000000
nanox             0x50E00000  0x00020000  0x000C0000  0x00020040
JFFS2             0x50100000  0x50100000  0x00E00000  0x00000000
Linux             0x50080000  0x00100000  0x00080000  0x00000000


I am using the kernel and JFFS images linked from http://sources.redhat.com/redboot/ipaq/ 
and following the directions there.

Full bootup messages are:

RedBoot> fi loa Linux
RedBoot> ex -b 0x100000 -l 0x80000 -c "noinitrd root=/dev/mtdblock/3 init=/linux
rc console=ttySA0,38400"
Uncompressing Linux....................................... done, booting the ker
nel.
Linux version 2.4.2-rmk1-np3 (gthomas@hermes.chez-thomas.org) (gcc version 2.95.
3 20010312 (prerelease)) #15 Sat Mar 24 05:12:59 MST 2001
Processor: Intel StrongARM-1110 revision 8
Architecture: Compaq Bitsy
On node 0 totalpages: 4096
zone(0): 4096 pages.
zone(1): 0 pages.
zone(2): 0 pages.
Kernel command line: noinitrd root=/dev/mtdblock/3 init=/linuxrc console=ttySA0,
38400
Console: colour dummy device 80x30
Calibrating delay loop... 194.15 BogoMIPS
Memory: 16MB = 16MB total
Memory: 14764KB available (987K code, 256K data, 60K init)
Dentry-cache hash table entries: 2048 (order: 2, 16384 bytes)
Buffer-cache hash table entries: 1024 (order: 0, 4096 bytes)
Page-cache hash table entries: 4096 (order: 2, 16384 bytes)
Inode-cache hash table entries: 1024 (order: 1, 8192 bytes)
POSIX conformance testing by UNIFIX
Linux NET4.0 for Linux 2.4
Based upon Swansea University Computer Society NET3.039
Starting kswapd v1.8
Console: switching to colour frame buffer device 40x30
pty: 256 Unix98 ptys configured
block: queued sectors max/low 9512kB/3170kB, 64 slots per queue
JFFS2 version 2.0. (C) 2001 Red Hat, Inc., designed by Axis Communications AB.
SA1100 serial driver version 1.3
ttySA0 on SA1100 UART3 (irq 17)
ttySA1 on SA1100 UART1 (irq 15)
ttySA2 on SA1100 UART2 (irq 16), using IRDA
SA1100 flash: probing for 4 partitions (buswidth = 4)
SA1100: Found 2 x16 CFI devices at location 0 in 16 bit mode
JEDEC ID: 89 17
SA1100 flash access initialized
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 1024 bind 1024)
Fast Floating Point Emulator V0.0 (c) Peter Teichmann.
devfs: v0.102 (20000622) Richard Gooch (rgooch@atnf.csiro.au)
devfs: boot_options: 0x2
VFS: Cannot open root device "mtdblock/3" or 1f:00.  retval=-19
Please append a correct "root=" boot option
Kernel panic: VFS: Unable to mount root fs on 1f:00


Thanks,
david