thanks jow here is my dmesg and mtd
Linux version 2.6.25.20 (andy@devsandbox.padded-cell.net) (gcc version 4.1.2) #2 Sat Nov 15 18:38:43 PST 2008
console [early0] enabled
CPU revision is: 00024000 (Broadcom BCM4710)
ssb: Core 0 found: SDRAM (cc 0x803, rev 0x00, vendor 0x4243)
ssb: Core 1 found: ILine 20 (cc 0x801, rev 0x00, vendor 0x4243)
ssb: Core 2 found: Fast Ethernet (cc 0x806, rev 0x00, vendor 0x4243)
ssb: Core 3 found: V90 (cc 0x807, rev 0x00, vendor 0x4243)
ssb: Core 4 found: USB 1.1 Hostdev (cc 0x808, rev 0x00, vendor 0x4243)
ssb: Core 5 found: PCI (cc 0x804, rev 0x00, vendor 0x4243)
ssb: Core 6 found: MIPS (cc 0x805, rev 0x00, vendor 0x4243)
ssb: Core 7 found: EXTIF (cc 0x811, rev 0x00, vendor 0x4243)
ssb: Core 8 found: Fast Ethernet (cc 0x806, rev 0x00, vendor 0x4243)
ssb: Initializing MIPS core...
ssb: set_irq: core 0x0806, irq 2 => 2
ssb: set_irq: core 0x0804, irq 4 => 3
ssb: set_irq: core 0x0806, irq 0 => 4
ssb: Sonics Silicon Backplane found at address 0x18000000
Serial init done.
Determined physical RAM map:
memory: 01000000 @ 00000000 (usable)
Entering add_active_range(0, 0, 4096) 0 entries of 256 used
Initrd not found or empty - disabling initrd
Zone PFN ranges:
Normal 0 -> 4096
Movable zone start PFN for each node
early_node_map[1] active PFN ranges
0: 0 -> 4096
On node 0 totalpages: 4096
Normal zone: 32 pages used for memmap
Normal zone: 0 pages reserved
Normal zone: 4064 pages, LIFO batch:0
Movable zone: 0 pages used for memmap
Built 1 zonelists in Zone order, mobility grouping off. Total pages: 4064
Kernel command line: root=/dev/mtdblock2 rootfstype=squashfs,jffs2 init=/etc/preinit noinitrd console=ttyS0,115200
Enabling BCM4710A0 cache workarounds.
Primary instruction cache 8kB, VIPT, 2-way, linesize 16 bytes.
Primary data cache 4kB, 2-way, VIPT, no aliases, linesize 16 bytes
Synthesized clear page handler (26 instructions).
Synthesized copy page handler (46 instructions).
PID hash table entries: 64 (order: 6, 256 bytes)
Dentry cache hash table entries: 2048 (order: 1, 8192 bytes)
Inode-cache hash table entries: 1024 (order: 0, 4096 bytes)
Memory: 13564k/16384k available (2082k kernel code, 2820k reserved, 315k data, 128k init, 0k highmem)
Calibrating delay loop... 82.68 BogoMIPS (lpj=165376)
Mount-cache hash table entries: 512
net_namespace: 540 bytes
NET: Registered protocol family 16
Switched to high resolution mode on CPU 0
ssb: PCIcore in host mode found
Registering a PCI bus after boot
PCI: Fixing up bridge 0000:00:00.0
PCI: Setting latency timer of device 0000:00:00.0 to 64
PCI: Fixing up device 0000:00:00.0
PCI: Fixing latency timer of device 0000:00:00.0 to 168
PCI: Enabling device 0000:00:08.0 (0000 -> 0002)
PCI: Fixing up device 0000:00:08.0
PCI: Setting latency timer of device 0000:00:08.0 to 64
ssb: Core 0 found: ChipCommon (cc 0x800, rev 0x04, vendor 0x4243)
ssb: Core 1 found: IEEE 802.11 (cc 0x812, rev 0x05, vendor 0x4243)
ssb: Core 2 found: PCMCIA (cc 0x80D, rev 0x02, vendor 0x4243)
ssb: Core 3 found: V90 (cc 0x807, rev 0x02, vendor 0x4243)
ssb: Core 4 found: PCI (cc 0x804, rev 0x09, vendor 0x4243)
ssb: SPROM revision 1 detected.
ssb: Sonics Silicon Backplane found on PCI device 0000:00:08.0
NET: Registered protocol family 2
IP route cache hash table entries: 1024 (order: 0, 4096 bytes)
TCP established hash table entries: 512 (order: 0, 4096 bytes)
TCP bind hash table entries: 512 (order: -1, 2048 bytes)
TCP: Hash tables configured (established 512 bind 512)
TCP reno registered
detected lzma initramfs
initramfs: LZMA lc=1,lp=2,pb=2,origSize=512
squashfs: version 3.0 (2006/03/15) Phillip Lougher
Registering mini_fo version $Id$
JFFS2 version 2.2. (NAND) (SUMMARY) © 2001-2006 Red Hat, Inc.
io scheduler noop registered
io scheduler deadline registered (default)
Serial: 8250/16550 driver $Revision: 1.90 $ 2 ports, IRQ sharing enabled
b44.c:v2.0
eth0: Broadcom 44xx/47xx 10/100BaseT Ethernet 00:0c:41:36:ee:3d
eth1: Broadcom 44xx/47xx 10/100BaseT Ethernet 00:0c:41:36:ee:3e
flash init: 0x1fc00000 0x00400000
Physically mapped flash: Found 1 x16 devices at 0x0 in 16-bit bank
Intel/Sharp Extended Query Table at 0x0035
Using auto-unlock on power-up/resume
cfi_cmdset_0001: Erase suspend on write enabled
erase region 0: offset=0x0,size=0x2000,blocks=8
erase region 1: offset=0x10000,size=0x10000,blocks=63
Flash device: 0x400000 at 0x1fc00000
bootloader size: 262144
Creating 4 MTD partitions on "Physically mapped flash":
0x00000000-0x00040000 : "cfe"
0x00040000-0x003f0000 : "linux"
0x000fe400-0x003f0000 : "rootfs"
mtd: partition "rootfs" doesn't start on an erase block boundary -- force read-only
mtd: partition "rootfs" set to be root filesystem
mtd: partition "rootfs_data" created automatically, ofs=240000, len=1B0000
0x00240000-0x003f0000 : "rootfs_data"
0x003f0000-0x00400000 : "nvram"
TCP vegas registered
NET: Registered protocol family 1
NET: Registered protocol family 17
802.1Q VLAN Support v1.8 Ben Greear <greearb@candelatech.com>
All bugs added by David S. Miller <davem@redhat.com>
turn off boot console early0
VFS: Mounted root (squashfs filesystem) readonly.
Freeing unused kernel memory: 128k freed
Please be patient, while OpenWrt loads ...
Algorithmics/MIPS FPU Emulator v1.5
diag: Detected 'Linksys WRT54G V1.x'
b44: eth0: Link is up at 100 Mbps, full duplex.
b44: eth0: Flow control is off for TX and off for RX.
roboswitch: Probing device eth0: No Robo switch in managed mode found
roboswitch: Probing device eth1: <3>roboswitch: [/home/andy/openwrt/brcm47xx/build_dir/linux-brcm47xx/kmod-switch/switch-robo.c:117] SIOCGETCPHYRD failed!
roboswitch: [/home/andy/openwrt/brcm47xx/build_dir/linux-brcm47xx/kmod-switch/switch-robo.c:117] SIOCGETCPHYRD failed!
No Robo switch in managed mode found
roboswitch: Probing device eth2: No such device
roboswitch: Probing device eth3: No such device
b44: eth0: powering down PHY
mini_fo: using base directory: /
mini_fo: using storage directory: /tmp/root
b44: eth0: Link is up at 100 Mbps, full duplex.
b44: eth0: Flow control is off for TX and off for RX.
br-lan: Dropping NETIF_F_UFO since no NETIF_F_HW_CSUM feature.
device eth0.0 entered promiscuous mode
device eth0 entered promiscuous mode
br-lan: port 1(eth0.0) entering learning state
br-lan: topology change detected, propagating
br-lan: port 1(eth0.0) entering forwarding state
There is already a switch registered on the device 'eth0'
roboswitch: Probing device eth1: <3>roboswitch: [/home/andy/openwrt/brcm47xx/build_dir/linux-brcm47xx/kmod-switch/switch-robo.c:117] SIOCGETCPHYRD failed!
roboswitch: [/home/andy/openwrt/brcm47xx/build_dir/linux-brcm47xx/kmod-switch/switch-robo.c:117] SIOCGETCPHYRD failed!
No Robo switch in managed mode found
roboswitch: Probing device eth2: No such device
roboswitch: Probing device eth3: No such device
b43-phy0: Broadcom 4306 WLAN found
phy0: Selected rate control algorithm 'pid'
Broadcom 43xx driver loaded [ Features: NLR, Firmware-ID: FW13 ]
Broadcom 43xx-legacy driver loaded [ Features: LRD, Firmware-ID: FW10 ]
PPP generic driver version 2.4.2
ip_tables: (C) 2000-2006 Netfilter Core Team
nf_conntrack version 0.5.0 (1024 buckets, 4096 max)
jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at 0x00000000: 0xdede instead
jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at 0x00010000: 0xdede instead
jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at 0x00020000: 0x8585 instead
jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at 0x00020004: 0x0c0c instead
jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at 0x00020008: 0xb1b1 instead
jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at 0x00030000: 0x8585 instead
jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at 0x00030004: 0x0c0c instead
jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at 0x00030008: 0xb1b1 instead
jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at 0x00040000: 0x8585 instead
jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at 0x00040004: 0x0c0c instead
jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at 0x00040008: 0xb1b1 instead
jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at 0x00050000: 0x8585 instead
jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at 0x00050004: 0x0c0c instead
jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at 0x00050008: 0xb1b1 instead
jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at 0x00060000: 0x8585 instead
jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at 0x00060004: 0x0c0c instead
jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at 0x00060008: 0xb1b1 instead
jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at 0x00070000: 0x8585 instead
jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at 0x00070004: 0x0c0c instead
jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at 0x00070008: 0xb1b1 instead
jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at 0x00080000: 0x8585 instead
jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at 0x00080004: 0x0c0c instead
jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at 0x00080008: 0xb1b1 instead
jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at 0x00090000: 0x8585 instead
jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at 0x00090004: 0x0c0c instead
jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at 0x00090008: 0xb1b1 instead
jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at 0x000a0000: 0x8585 instead
jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at 0x000a0004: 0x0c0c instead
jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at 0x000a0008: 0xb1b1 instead
jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at 0x000b0000: 0x8585 instead
jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at 0x000b0004: 0x0c0c instead
jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at 0x000b0008: 0xb1b1 instead
jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at 0x000c0000: 0x8585 instead
jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at 0x000c0004: 0x0c0c instead
jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at 0x000c0008: 0xb1b1 instead
jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at 0x000d0000: 0x8585 instead
jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at 0x000d0004: 0x0c0c instead
jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at 0x000d0008: 0xb1b1 instead
jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at 0x000e0000: 0x8585 instead
jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at 0x000e0004: 0x0c0c instead
jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at 0x000e0008: 0xb1b1 instead
jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at 0x000f0000: 0x8585 instead
jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at 0x000f0004: 0x0c0c instead
jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at 0x000f0008: 0xb1b1 instead
jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at 0x00100000: 0x8585 instead
jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at 0x00100004: 0x0c0c instead
jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at 0x00100008: 0xb1b1 instead
jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at 0x00110000: 0x8585 instead
jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at 0x00110004: 0x0c0c instead
jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at 0x00110008: 0xb1b1 instead
jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at 0x00120000: 0x8585 instead
jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at 0x00120004: 0x0c0c instead
jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at 0x00120008: 0xb1b1 instead
jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at 0x00130000: 0x8585 instead
jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at 0x00130004: 0x0c0c instead
jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at 0x00130008: 0xb1b1 instead
jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at 0x00140000: 0x8585 instead
jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at 0x00140004: 0x0c0c instead
jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at 0x00140008: 0xb1b1 instead
jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at 0x00150000: 0x8585 instead
jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at 0x00150004: 0x0c0c instead
jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at 0x00150008: 0xb1b1 instead
jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at 0x00160000: 0x8585 instead
jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at 0x00160004: 0x0c0c instead
jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at 0x00160008: 0xb1b1 instead
jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at 0x00170000: 0x8585 instead
jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at 0x00170004: 0x0c0c instead
jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at 0x00170008: 0xb1b1 instead
jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at 0x00180000: 0x8585 instead
jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at 0x00180004: 0x0c0c instead
jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at 0x00180008: 0xb1b1 instead
jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at 0x00190000: 0x8585 instead
jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at 0x00190004: 0x0c0c instead
jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at 0x00190008: 0xb1b1 instead
jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at 0x0019000c: 0x8585 instead
jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at 0x00190010: 0x4444 instead
jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at 0x00190014: 0x1d1d instead
jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at 0x00190018: 0x0202 instead
jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at 0x0019001c: 0x0101 instead
jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at 0x00190020: 0xeded instead
jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at 0x0019002c: 0xc7c7 instead
Further such events for this erase block will not be printed
jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at 0x001a0000: 0x8585 instead
jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at 0x001a0004: 0x0c0c instead
jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at 0x001a0008: 0xb1b1 instead
Cowardly refusing to erase blocks on filesystem with no valid JFFS2 nodes
empty_blocks 0, bad_blocks 0, c->nr_blocks 27
dev: size erasesize name
mtd0: 00040000 00010000 "cfe"
mtd1: 003b0000 00010000 "linux"
mtd2: 002f1c00 00010000 "rootfs"
mtd3: 001b0000 00010000 "rootfs_data"
mtd4: 00010000 00010000 "nvram"