为何不能终止CFE的启动？

xuehequan

下面是AR670W台湾产的无线路由cfe启动信息。在DD网站有对该路由器的支持固件。自带4针串口，CPU  RT2880 FLASH s29al032d90tf104  该路由主要销往北美，在美国很多家庭使用这种来自中国台湾的廉价路由器，路边商店售价大约4美元。
U-Boot 1.1.3 (Oct  3 2007 - 16:02:26) Build 001
Board: RT2880 DRAM:  32 MB
        twe0 set to <NULL>
        toe0 set to <NULL>
        Set up sector start address BC400000
*** Warning - bad CRC, using default environment
============================================
ASIC -VerB/C (MAC to Phy Mode)
DRAM COMPONENT=128Mbits
DRAM BUS=32BIT
Total memory = 32Mbytes
Date:Oct  3 2007  Time:16:02:26
============================================
Eth0 (10/100-M)

Hit any key to stop autoboot:  0
## Booting image at bc440000 ...
   Image Name:   7zip Linux Kernel
   Created:      1970-01-01   0:00:00 UTC
   Image Type:   MIPS Linux Kernel Image (lzma compressed)
   Data Size:    -1 Bytes = 4096 MB
   Load Address: 8a000000
   Entry Point:  8a000000
   Uncompressing Kernel Image with LZMA ... OK
Starting kernel ...

LINUX started...
THIS IS ASIC
Linux version 2.6.23.17 (root@dd-wrt) (gcc version 4.5.4 20110526 (prerelease) (Linaro GCC 4.5-2011.06-0) ) #2644 Tue Dec 20 12:05:04 CET 2011
The CPU frequency set to 266 MHz
32M RAM Detected!
CPU revision is: 0001906c
Determined physical RAM map:
memory: 02000000 @ 08000000 (usable)
Wasting 1048576 bytes for tracking 32768 unused pages
Built 1 zonelists in Zone order.  Total pages: 40640
Kernel command line: console=ttyS1,57600n8 root=/dev/mtdblock4 rootfstype=squashfs noinitrd
Primary instruction cache 16kB, physically tagged, 4-way, linesize 16 bytes.
Primary data cache 16kB, 4-way, linesize 16 bytes.
Synthesized TLB refill handler (20 instructions).
Synthesized TLB load handler fastpath (32 instructions).
Synthesized TLB store handler fastpath (32 instructions).
Synthesized TLB modify handler fastpath (31 instructions).
cause = 80800078, status = 1000ff00
PID hash table entries: 1024 (order: 10, 4096 bytes)
calculating r4koff... 0028b0aa(2666666)
CPU frequency 266.67 MHz
Using 133.333 MHz high precision timer.
console [ttyS1] enabled
Dentry cache hash table entries: 32768 (order: 5, 131072 bytes)
Inode-cache hash table entries: 16384 (order: 4, 65536 bytes)
Memory: 28032k/32768k available (2331k kernel code, 4644k reserved, 316k data, 116k init, 0k highmem)
Mount-cache hash table entries: 512
NET: Registered protocol family 16
Generic PHY: Registered new driver
NET: Registered protocol family 2
Time: MIPS clocksource has been installed.
IP route cache hash table entries: 2048 (order: 1, 8192 bytes)
TCP established hash table entries: 8192 (order: 4, 65536 bytes)
TCP bind hash table entries: 8192 (order: 3, 32768 bytes)
TCP: Hash tables configured (established 8192 bind 8192)
TCP reno registered
Load Ralink DFS Timer Module
devfs: 2004-01-31 Richard Gooch (rgooch@atnf.csiro.au)
devfs: boot_options: 0x1
squashfs: version 3.0 (2006/03/15) Phillip Lougher
io scheduler noop registered
io scheduler deadline registered (default)
Ralink gpio driver initialized
spidrv_major = 217
Serial: 8250/16550 driver $Revision: 1.3 $ 2 ports, IRQ sharing disabled
serial8250: ttyS0 at I/O 0xa0300500 (irq = 9) is a 16550A
serial8250: ttyS1 at I/O 0xa0300c00 (irq = 8) is a 16550A
PPP generic driver version 2.4.2
PPP Deflate Compression module registered
PPP BSD Compression module registered
MPPE/MPPC encryption/compression module registered
NET: Registered protocol family 24
PPPoL2TP kernel driver, V1.0
tun: Universal TUN/TAP device driver, 1.6
tun: (C) 1999-2004 Max Krasnyansky <maxk@qualcomm.com>
system type: RT2880
boot type: 0
ralink flash device: 0x400000 at 0xbf000000
Ralink SoC physically mapped flash: Found 1 x16 devices at 0x0 in 16-bit bank
Amd/Fujitsu Extended Query Table at 0x0040
number of CFI chips: 1
cfi_cmdset_0002: Disabling erase-suspend-program due to code brokenness.
found squashfs at 11C000
Creating 6 MTD partitions on "Ralink SoC physically mapped flash":
0x00000000-0x00030000 : "uboot"
0x00030000-0x00040000 : "uboot-config"
0x00040000-0x00050000 : "factory-defaults"
0x00040000-0x003f0000 : "linux"
0x0011c000-0x003f0000 : "rootfs"
mtd: partition "rootfs" doesn't start on an erase block boundary -- force read-only
0x003f0000-0x00400000 : "nvram"
Ralink APSoC Hardware Watchdog Timer
u32 classifier
    Actions configured
Netfilter messages via NETLINK v0.30.
nf_conntrack version 0.5.0 (1024 buckets, 4096 max)
ctnetlink v0.93: registering with nfnetlink.
IPv4 over IPv4 tunneling driver
GRE over IPv4 tunneling driver
ip_tables: (C) 2000-2006 Netfilter Core Team
IPP2P v0.8.2 loading
ClusterIP Version 0.8 loaded successfully
TCP bic registered
TCP cubic registered
TCP westwood registered
TCP highspeed registered
TCP hybla registered
TCP htcp registered
TCP vegas registered
TCP scalable registered
NET: Registered protocol family 1
NET: Registered protocol family 17
Welcome to PF_RING 3.2.1
(C) 2004-06 L.Deri <deri@ntop.org>
NET: Registered protocol family 27
PF_RING: bucket length    128 bytes
PF_RING: ring slots       4096
PF_RING: sample rate      1 [1=no sampling]
PF_RING: capture TX       No [RX only]
PF_RING: transparent mode Yes
PF_RING initialized correctly.
PF_RING: registered /proc/net/pf_ring/
802.1Q VLAN Support v1.8 Ben Greear <greearb@candelatech.com>
All bugs added by David S. Miller <davem@redhat.com>
MAC_ADRH -- : 0x00000000
MAC_ADRL -- : 0x00000000
eth2 mii.o query= phy_id:0, address:1 retval:7849
Ralink APSoC Ethernet Driver Initilization. v2.0  256 rx/tx descriptors allocated, mtu = 1500!
NAPI enable, weight = 0, Tx Ring = 256, Rx Ring = 256
MAC_ADRH -- : 0x000031f3
MAC_ADRL -- : 0xd379166a
decode /dev/mtdblock4
VFS: Mounted root (squashfs filesystem) readonly.
Mounted devfs on /dev
Freeing unused kernel memory: 116k freed
start service
starting Architecture code for rt2880
done
rt2860v2_ap: module license 'unspecified' taints kernel.
MAC_ADRH -- : 0x0000001d
MAC_ADRL -- : 0x6aca6161
phy_tx_ring = 0x09da9000, tx_ring = 0xa9da9000
phy_rx_ring0 = 0x09daa000, rx_ring0 = 0xa9daa000
CDMA_CSG_CFG = 81000000
GDMA1_FWD_CFG = 10000
Set: phy[29].reg[23] = 07c2
Set: phy[29].reg[22] = 8420
Set: phy[29].reg[24] = 0001
Set: phy[29].reg[25] = 0001
Set: phy[29].reg[26] = 0001
Set: phy[29].reg[27] = 0001
Set: phy[29].reg[28] = 0002
Set: phy[30].reg[9] = 1089
Set: phy[30].reg[1] = 2f00
Set: phy[30].reg[2] = 0030
/bin/sh: can't create /proc/sys/net/bridge/bridge-nf-call-arptables: nonexistent directory
/bin/sh: can't create /proc/sys/net/bridge/bridge-nf-call-ip6tables: nonexistent directory
/bin/sh: can't create /proc/sys/net/bridge/bridge-nf-call-iptables: nonexistent directory
br0: Dropping NETIF_F_UFO since no NETIF_F_HW_CSUM feature.
device br0 entered promiscuous mode
device vlan1 entered promiscuous mode
device eth2 entered promiscuous mode
/bin/sh: ead: not foundbr0: port 1(vlan1) entering learning state
device br0 left promiscuous mode
device br0 entered promiscuous mode
device br0 left promiscuous mode
device br0 entered promiscuous mode
RtmpOSNetDevDetach(): RtmpOSNetDeviceDetach(), dev->name=ra0!
0x1300 = 00064380
br0: topology change detected, propagating
br0: port 1(vlan1) entering forwarding state
0x1300 = 00064380
device ra0 entered promiscuous mode
br0: port 2(ra0) entering learning state
wland: No such file or directory
device vlan2 entered promiscuous mode
br0: topology change detected, propagating
br0: port 2(ra0) entering forwarding state
device vlan2 left promiscuous mode
etherip: Ethernet over IPv4 tunneling driver
/bin/sh: can't create /proc/sys/net/bridge/bridge-nf-call-arptables: nonexistent directory
/bin/sh: can't create /proc/sys/net/bridge/bridge-nf-call-ip6tables: nonexistent directory
/bin/sh: can't create /proc/sys/net/bridge/bridge-nf-call-iptables: nonexistent directory

ych556

4美元，为什么国内没遍地开花二十多？