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手里的华硕RT-N56U升级固件变砖，原本想通过路由自带的救援模式恢复一下，但是总失败，后来发现是网线与路由无法接通，无论怎么设置IP，就是PING 192.168.1.1失败。自动获取模式不能分配地址。此后找了很多资料，才发现这个路由很麻烦，上TTL能查看信息，但是看不懂。短接FLASH第9脚，直接进救援模式，但是网线不通还是无法上传固件。下面我把TTL信息贴下来，哪个大侠看得懂告诉我一声是哪里出问题，能不能修了。谢谢了。
U-Boot 1.1.3 (Jan 12 2011 - 11:35:36)
Board: Ralink APSoC DRAM: 64 MB
relocate_code Pointer at: 837c4000
******************************
Software System Reset Occurred
******************************
flash_protect ON: from 0xBC000000 to 0xBC02AFAF
flash_protect ON: from 0xBC030000 to 0xBC030FFF
*** Warning - bad CRC, using default environment
============================================
Ralink UBoot Version: 3.5.2.0
--------------------------------------------
ASIC 3883_MP (MAC to VITESSE Mode)
DRAM component: 1024 Mbits DDR, width 16
DRAM bus: 16 bit
Total memory: 128 MBytes
Flash component: NOR Flash
Date:Jan 12 2011 Time:11:35:36
============================================
icache: sets:512, ways:4, linesz:32 ,total:65536
dcache: sets:256, ways:4, linesz:32 ,total:32768
##### The CPU freq = 500 MHZ ####
estimate memory size =64 Mbytes
Please choose the operation:
1: Load system code to SDRAM via TFTP. 负载系统的代码到SDRAM通过TFTP。
2: Load system code then write to Flash via TFTP. 负载系统的代码然后写闪存通过TFTP。
3: Boot system code via Flash (default). 系统启动代码通过Flash（默认）。
4: Entr boot command line interface. 开机进入命令行界面。
7: Load Boot Loader code then write to Flash via Serial. 加载引导加载程序代码然后写闪存通过串行
9: Load Boot Loader code then write to Flash via TFTP. 加载引导加载程序代码然后写闪存通过TFTP。
0
early Realtek giga Mac support...
GPIOMODE current: 181c
GPIOMODE writing: 181d
GPIOMODE current: 181d
get reg 0x1300: 6088
get reg 0x1300: 6088
get reg 0x1300: 6088
get reg 0x1300: 6088
get reg 0x1300: 6088
rtk_switch_init(): return 0
rtk_port_macForceLinkExt1_set(): return 0
org Ext1 txDelay: 1, rxDelay: 0
new Ext txDelay: 0, rxDelay: 7
rtk_port_rgmiiDelayExt1_set(): return 0
rtk_led_enable_set(LED_GROUP_0...): return 0
rtk_led_enable_set(LED_GROUP_1...): return 0
rtk_led_operation_set(): return 0
rtk_led_groupConfig_set(LED_GROUP_0...): return 0
rtk_led_groupConfig_set(LED_GROUP_1...): return 0
rtl8367m_switch_init_pre() return 0
Bootloader version: 1.0.0.6
MAC Address: 10:BF:48:3D:CA:12
GPIOMODE before: 181d
GPIOMODE writing: 181d
GPIOMODE restoring: 181d
## Checking image at bc050000 ...
Image Name:
Created: 2014-11-12 21:36:36 UTC
Image Type: MIPS Linux Kernel Image (lzma compressed)
Data Size: 8027318 Bytes = 7.7 MB
Load Address: 80000000
Entry Point: 802e4000
Verifying Checksum ...
3: System Boot system code via Flash.
## Booting image at bc050000 ...
Image Name:
Created: 2014-11-12 21:36:36 UTC
Image Type: MIPS Linux Kernel Image (lzma compressed)
Data Size: 8027318 Bytes = 7.7 MB
Load Address: 80000000
Entry Point: 802e4000
Verifying Checksum ... OK
Uncompressing Kernel Image ... OK
No initrd
## Transferring control to Linux (at address 802e4000) ...
## Giving linux memsize in MB, 64
Starting kernel ...
LINUX started...
THIS IS ASIC
Linux version 2.6.2219 (root@asus) (gcc version 3.4.2) #1 Thu Nov 13 05:25:25 CST 2014
The CPU feqenuce set to 500 MHz
CPU revision is: 0001974c
Determined physical RAM map:
memory: 08000000 @ 00000000 (usable)
Built 1 zonelists. Total pages: 32512
Kernel command line: console=ttyS1,57600n8 root=/dev/mtdblock4 rootfstype=squashfs noinitrd
Primary instruction cache 64kB, physically tagged, 4-way, linesize 32 bytes.
Primary data cache 32kB, 4-way, linesize 32 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 = 40808000, status = 11000000
PID hash table entries: 512 (order: 9, 2048 bytes)
calculating r4koff... 001e8480(2000000)
CPU frequency 500.00 MHz
Using 250.000 MHz high precision timer.
console [ttyS1] enabled
Dentry cache hash table entries: 16384 (order: 4, 65536 bytes)
Inode-cache hash table entries: 8192 (order: 3, 32768 bytes)
Memory: 126592k/131072k available (2463k kernel code, 4336k reserved, 494k data, 120k init, 0k highmem)
SLUB: Genslabs=6, HWalign=32, Order=0-1, MinObjects=4, CPUs=1, Nodes=1
Mount-cache hash table entries: 512
NET: Registered protocol family 16
RALINK_PCI_PCICFG_ADDR = 0
*************** Ralink PCIe RC mode *************
Ralink PCIe RC mode
registering PCI controller with io_map_base unset
2->[1][0][0][30]=0
5->[1][0][0][30]=fffffffe
2->[1][0][0][30]=0
5->[1][0][0][30]=0
PCI: Bridge: 0000:00:00.0
IO window: disabled.
MEM window: 20000000-200fffff
PREFETCH window: disabled.
BAR0 at slot 0 = 0
bus=0, slot = 0x0
P2P(PCI) 0x00 = 08021814
P2P(PCI) 0x04 = 00100007
P2P(PCI) 0x08 = 06040001
P2P(PCI) 0x0c = 00010014
P2P(PCI) 0x10 = 00000000
P2P(PCI) 0x14 = 20100000
P2P(PCI) 0x18 = 00010100
P2P(PCI) 0x1c = 000000f0
P2P(PCI) 0x20 = 20002000
P2P(PCI) 0x24 = 0000fff0
P2P(PCI) 0x28 = 00000000
P2P(PCI) 0x2c = 00000000
P2P(PCI) 0x30 = 00000000
P2P(PCI) 0x34 = 00000040
P2P(PCI) 0x38 = 00000000
P2P(PCI) 0x3c = 00040100
res[0]->start = 0
res[0]->end = 1ffffff
res[1]->start = 20100000
res[1]->end = 2010ffff
res[2]->start = 0
res[2]->end = 0
res[3]->start = 0
res[3]->end = 0
res[4]->start = 0
res[4]->end = 0
res[5]->start = 0
res[5]->end = 0
bus=1, slot = 0x0
dev III(PCIe) 0x00 = 30911814
dev III(PCIe) 0x04 = 00100000
dev III(PCIe) 0x08 = 02800000
dev III(PCIe) 0x0c = 00000000
dev III(PCIe) 0x10 = 20000000
dev III(PCIe) 0x14 = 00000000
dev III(PCIe) 0x18 = 00000000
dev III(PCIe) 0x1c = 00000000
dev III(PCIe) 0x20 = 00000000
dev III(PCIe) 0x24 = 00000000
dev III(PCIe) 0x28 = 00000000
dev III(PCIe) 0x2c = 30911814
dev III(PCIe) 0x30 = 00000000
dev III(PCIe) 0x34 = 00000040
dev III(PCIe) 0x38 = 00000000
dev III(PCIe) 0x3c = 000001ff
res[0]->start = 20000000
res[0]->end = 2000ffff
res[1]->start = 0
res[1]->end = 0
res[2]->start = 0
res[2]->end = 0
res[3]->start = 0
res[3]->end = 0
res[4]->start = 0
res[4]->end = 0
res[5]->start = 0
res[5]->end = 0
NET: Registered protocol family 2
Time: MIPS clocksource has been installed.
IP route cache hash table entries: 1024 (order: 0, 4096 bytes)
TCP established hash table entries: 4096 (order: 3, 32768 bytes)
TCP bind hash table entries: 4096 (order: 2, 16384 bytes)
TCP: Hash tables configured (established 4096 bind 4096)
TCP reno registered
ralink flash device: 0x1000000 at 0x1c000000
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.
partion 3: 50000 fb0000
partion 4: 149200 eb6e00
Creating 5 MTD partitions on "Ralink SoC physically mapped flash":
0x00000000-0x00030000 : "Bootloader"
0x00030000-0x00040000 : "nvram"
0x00040000-0x00050000 : "Factory"
0x00050000-0x01000000 : "linux"
mtd: partition "linux" extends beyond the end of device "Ralink SoC physically mapped flash" -- size truncated to 0x7b0000
0x00149200-0x01000000 : "rootfs"
mtd: partition "rootfs" extends beyond the end of device "Ralink SoC physically mapped flash" -- size truncated to 0x6b6e00
mtd: partition "rootfs" doesn't start on an erase block boundary -- force read-only
Load Ralink DFS Timer Module
RT3xxx EHCI/OHCI init.
squashfs: version 3.0 (2006/03/15) Phillip Lougher
io scheduler noop registered (default)
pcie_portdrv_probe->Dev[1814:0802] has invalid IRQ. Check vendor BIOS
assign_interrupt_mode Found MSI capability
pci_hotplug: PCI Hot Plug PCI Core version: 0.5
GPIO MODE: 181d
Ralink gpio driver initialized
software reset RTL8367M...
rtk_switch_init() return 0
rtk_port_macForceLinkExt0_set(): return 0
rtk_port_macForceLinkExt1_set(): return 0
power down all ports
org Ext0 txDelay: 0, rxDelay: 0
org Ext1 txDelay: 0, rxDelay: 0
new Ext0 txDelay: 1, rxDelay: 0
rtk_port_rgmiiDelayExt0_set(): return 0
new Ext1 txDelay: 1, rxDelay: 0
rtk_port_rgmiiDelayExt1_set(): return 0
rtk_led_enable_set(LED_GROUP_0...): return 0
rtk_led_enable_set(LED_GROUP_1...): return 0
rtk_led_operation_set(): return 0
rtk_led_groupConfig_set(LED_GROUP_0...): return 0
rtk_led_groupConfig_set(LED_GROUP_1...): return 0
current led blinkRate: 0
rtk_switch_maxPktLen_get(): return 0
current rtk_switch_maxPktLen: 3
rtk_switch_maxPktLen_set(): return 0
rtk_switch_greenEthernet_get(): return 0
current rtk_switch_greenEthernet state: 1
rtk_switch_greenEthernet_set(): return 0
RTL8367M driver initialized
HDLC line discipline: version $Revision: 1.1.1.1 $, maxframe=4096
N_HDLC line discipline registered.
Serial: 8250/16550 driver $Revision: 1.1.1.1 $ 2 ports, IRQ sharing disabled
serial8250: ttyS0 at I/O 0xb0000500 (irq = 37) is a 16550A
serial8250: ttyS1 at I/O 0xb0000c00 (irq = 12) is a 16550A
rdm_major = 254
Ralink APSoC Ethernet Driver Initilization. v3.0 256 rx/tx descriptors allocated, mtu = 1500!
GMAC1_MAC_ADRH -- : 0x000010bf
GMAC1_MAC_ADRL -- : 0x483dca12
PROC INIT OK!
PPP generic driver version 2.4.2
PPP Deflate Compression module registered
MPPE/MPPC encryption/compression module registered
NET: Registered protocol family 24
PPPoL2TP kernel driver, V0.18.3
PPTP driver version 0.8.5
u32 classifier
OLD policer on
Netfilter messages via NETLINK v0.30.
nf_conntrack version 0.5.0 (1024 buckets, 8192 max)
ipt_time loading
ip_tables: (C) 2000-2006 Netfilter Core Team
NET: Registered protocol family 1
NET: Registered protocol family 10
ip6_tables: (C) 2000-2006 Netfilter Core Team
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>
VFS: Mounted root (squashfs filesystem) readonly.
Freeing unused kernel memory: 120k freed
Warning: unable to open an initial console.
set_action 0
firmware version: 3.0.0.4.376_3637-g7e47dd7
mtd productid: RT-N56U
bootloader version: RT-N56U-01-00-00-06
firmware version: 3.0.0.4
odmpid:
current FW productid: RT-N56U
current FW firmver: 3.0.0.4
clean_mode(1) clean_time(2) threshold(0)
free_caches: Start syncing...
free_caches: Start cleaning...
free_caches: waiting 2 second...
free_caches: Finish.
[1 init:init_nvram +9] init_nvram for 11
GPIOMODE before: 181d
GPIOMODE writing: 185d
config_switch(0x0105): link down all ports
power down all ports
config_switch(0x0127): ISP Profile/STB: none/0
set unknown unicast strom control rate as: 20
set unknown multicast strom control rate as: 20
set multicast strom control rate as: 20
set broadcast strom control rate as: 20
config_switch(0x021b): link up wan port(s)
rt2860v2_ap: module license 'unspecified' taints kernel.
=== pAd = c0054000, size = 851864 ===
<-- RTMPAllocAdapterBlock, Status=0
hotplug net INTERFACE=ra0 ACTION=add
register rt2860
=== pAd = c0151000, size = 725984 ===
<-- RTMPAllocTxRxRingMemory, Status=0
<-- RTMPAllocAdapterBlock, Status=0
pAd->CSRBaseAddress =0xc0140000, csr_addr=0xc0140000!
hotplug net INTERFACE=rai0 ACTION=add
[1 init:init_main +12] main loop signal/state=17
Algorithmics/MIPS FPU Emulator v1.5
/ # start_logger:
start_usb
NTFS support included
Built_for__asus_n56u_2011-11-22
update_lan_state(lan_, 0, 0)
start_lan: setting up the bridge br0
hotplug net INTERFACE=br0 ACTION=add
_ifconfig: name=Raeth v3.0 (eth2 flags=1043 TaskletIFUP addr=(null),SkbRecycle n)tmask=(null)
phy_tx_ring = 0x071eb000, tx_ring = 0xa71eb000
phy_rx_ring0 = 0x07285000, rx_ring0 = 0xa7285000
GMAC1_MAC_ADRH -- : 0x000010bf
GMAC1_MAC_ADRL -- : 0x483dca12
GDMA2_MAC_ADRH -- : 0x000010bf
GDMA2_MAC_ADRL -- : 0x483dca11
eth3: ===> VirtualIF_open
CDMA_CSG_CFG = 81000000
GDMA1_FWD_CFG = C0710000
GDMA2_FWD_CFG = C0710000
hotplug net INTERFACE=eth3 ACTION=add
start_lan: setting MAC of br0 bridge to 10:BF:48:3D:CA:12
gen ralink iNIC config
gen_ralink_config(0x0619): Main RX DESC a77c7000 size = 2048
BSSID is not multiple of 4s!mac_filter[0] = 0
_ifconfig: name=rai0 flags=1043 IFUP addr=(null) netmask=(null)
RtmpChipOpsEepromHook::e2p_type=0, inf_Type=5
NVM is FLASH mode
1. Phy Mode = 9
2. Phy Mode = 9
3. Phy Mode = 9
AntCfgInit: primary/secondary ant 0/1
RTMPSetPhyMode: channel is out of range, use first channel=0
MCS Set = ff ff 00 00 01
SYNC - BBP R4 to 20MHz.l
=====================================================
Channel 1 : Dirty = 0, False CCA = 188, Busy Time = 5961, Skip Channel = FALSE
Channel 2 : Dirty = 0, False CCA = 101, Busy Time = 3095, Skip Channel = FALSE
Channel 3 : Dirty = 0, False CCA = 3, Busy Time = 87, Skip Channel = FALSE
Channel 4 : Dirty = 0, False CCA = 8, Busy Time = 277, Skip Channel = FALSE
Channel 5 : Dirty = 0, False CCA = 24, Busy Time = 1718, Skip Channel = FALSE
Channel 6 : Dirty = 0, False CCA = 110, Busy Time = 3638, Skip Channel = FALSE
Channel 7 : Dirty = 0, False CCA = 37, Busy Time = 1126, Skip Channel = FALSE
Channel 8 : Dirty = 0, False CCA = 0, Busy Time = 0, Skip Channel = FALSE
Channel 9 : Dirty = 0, False CCA = 1, Busy Time = 23, Skip Channel = FALSE
Channel 10 : Dirty = 0, False CCA = 0, Busy Time = 23, Skip Channel = FALSE
Channel 11 : Dirty = 0, False CCA = 1, Busy Time = 23, Skip Channel = FALSE
Channel 12 : Dirty = 0, False CCA = 0, Busy Time = 0, Skip Channel = FALSE
Channel 13 : Dirty = 0, False CCA = 0, Busy Time = 0, Skip Channel = FALSE
=====================================================
Rule 1 CCA value : Min Dirtiness (Include extension channel) ==> Select Channel 3
Min Dirty = 0
ExChannel = 7 , 0
BW = 40
SYNC - BBP R4 to 20MHz.l
SYNC - BBP R4 to 20MHz.l
SYNC - BBP R4 to 20MHz.l
SYNC - BBP R4 to 20MHz.l
SYNC - BBP R4 to 20MHz.l
SYNC - BBP R4 to 20MHz.l
SYNC - BBP R4 to 20MHz.l
SYNC - BBP R4 to 20MHz.l
SYNC - BBP R4 to 20MHz.l
SYNC - BBP R4 to 20MHz.l
Main bssid = 10:bf:48:3d:ca:11
<==== rt28xx_init, Status=0
0x1300 = 00064380
[doSystem] iwpriv rai0 set TxPower=100
hotplug net INTERFACE=wdsi0 ACTION=add
hotplug net INTERFACE=wdsi1 ACTION=add
hotplug net INTERFACE=wdsi2 ACTION=add
hotplug net INTERFACE=wdsi3 ACTION=add
gen ralink config
gen_ralink_config(0x0619): Main RX DESC a6c50000 size = 2048
BSSID is not multiple of 4s!mac_<-- RTMPAllocTxRxRingMemory, Status=0
filter[0] = 0
_ifconfig: name=ra0 flags=1043 IFUP addr=(null) netmask=(null)
1. Phy Mode = 8
2. Phy Mode = 8
3. Phy Mode = 8
AntCfgInit: primary/secondary ant 0/1
RTMPSetPhyMode: channel is out of range, use first channel=0
MCS Set = ff ff ff 00 01
SYNC - BBP R4 to 20MHz.l
=====================================================
Channel 36 : Dirty = 0, False CCA = 0, Busy Time = 0, Skip Channel = FALSE
Channel 40 : Dirty = 0, False CCA = 0, Busy Time = 0, Skip Channel = FALSE
Channel 44 : Dirty = 0, False CCA = 0, Busy Time = 0, Skip Channel = FALSE
Channel 48 : Dirty = 0, False CCA = 0, Busy Time = 0, Skip Channel = FALSE
=====================================================
Rule 1 CCA value : Min Dirtiness (Include extension channel) ==> Select Channel 36
Min Dirty = 0
ExChannel = 0 , 0
BW = 40
Main bssid = 10:bf:48:3d:ca:12
<==== rt28xx_init, Status=0
0x1300 = 00064300
[doSystem] iwpriv ra0 set TxPower=100
_ifconfig: name=br0 flags=1043 IFUP addr=192.168.1.1 netmask=255.255.255.0
_ifconfig: name=lo flags=1043 IFUP addr=127.0.0.1 netmask=255.0.0.0
route_manip: cmd=ADD name=lo addr=127.0.0.0 netmask=255.0.0.0 gateway=0.0.0.0 metric=0
update_lan_state(lan_, 2, 0)
hotplug net INTERFACE=wds0 ACTION=add
hotplug net INTERFACE=wds1 ACTION=add
hotplug net INTERFACE=wds2 ACTION=add
hotplug net INTERFACE=wds3 ACTION=add
stop_nat_rules: apply the redirect_rules!
# wanduck: detect the USB line!
# wanduck: nvram changed: x_Setting=1, link_modem=0.
# wanduck: Got LAN(-1) information:
start_lan 1773
start_services 3220
# Enable direct rule
start_wsc_pin_enrollee: start wsc (0)
[doSystem] iwpriv rai0 set WscConfMode=7
WPS: PIN
[doSystem] iwpriv rai0 set WscMode=1
[1 init:start_dnsmasq +23] begin
[1 init:stop_dnsmasq +23] begin
[1 init:stop_dnsmasq +23] end
[1 init:start_dnsmasq +23] end
start_lan_port(0) 1
[doSystem] iwpriv rai0 set WatchdogPid=308
set watchdog pid as: 308
[doSystem] iwpriv ra0 set WatchdogPid=308
set watchdog pid as: 308
TZ watchdog
decomp: fname=/var/lib/misc/rstats-speed.gz
decomp: gzip -dc /var/lib/misc/rstats-speed.gz > /var/tmp/rstats-uncomp != 0
load: speed_count = 0
load: read source= save_path=
load_history: fname=/var/lib/misc/rstats-history.gz
decomp: fname=/var/lib/misc/rstats-history.gz
decomp: gzip -dc /var/lib/misc/rstats-history.gz > /var/tmp/rstats-uncomp != 0
decomp: fname=/var/lib/misc/rstats-history.gz
decomp: gzip -dc /var/lib/misc/rstats-history.gz > /var/tmp/rstats-uncomp != 0
load_history: load failed
start_pptpd: getpid= 1
reinit_hwnat:WAN: unit -1,0 type 2 nat_x 1 qos 0: action 1.
start_wan: startGDMA2_MAC_ADRH -- : 0x000010bf
_wan_if(0)!
[1 GDMA2_MAC_ADRL -- : 0x483dca11
init:start_wan_ieth3: ===> VirtualIF_open
f +25] unit=0.
update_wan_state(wan0_, 0, 0)
convert_wan_nvram(wan0_)
** wan_ifname: eth3 is NOT UP
_ifconfig: name=eth3 flags=1043 IFUP addr=(null) netmask=(null)
update_wan_state(wan0_, 1, 0)
_ifconfig: name=eth3 flags=1043 IFUP addr=(null) netmask=(null)
start_auth:: done
udhcpc_wan:: deconfig
_ifconfig: name=eth3 flags=1043 IFUP addr=0.0.0.0 netmask=(null)
wan_down(eth3)
wan_down(eth3): .
stop_auth:: done
start_wan_if(): End.
route_manip: cmd=DEL name=eth3 addr=0.0.0.0 netmask=0.0.0.0 gateway=(null) metric=0
update_wan_state(wan0_, 3, 0)
update_wan_state(wan0_, 4, 3)
udhcpc:: deconfig done
U2EC starting ...
eval(rtkswitch, 41) ret(255)
eval(iwpriv, rai0, stat) ret(0)
eval(iwpriv, ra0, stat) ret(0)
clean_mode(1) clean_time(2) threshold(0)
free_caches: Start syncing...
free_caches: Start cleaning...
free_caches: waiting 2 second...
free_caches: Finish.
[1 init:init_main +27] main loop signal/state=14
这就是TTL看到的信息，我觉得是LAN驱动问题，但看不明白，起机进入命令行界面，没有清除NVRAM选项。
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