UBNT ERLite-3 修复过程

由官网学习而来，请先查看：https://help.ubnt.com/hc/en-us/articles/204959514-EdgeRouter-Last-resort-recovery-of-failed-EdgeOS-device

（自记录过程备忘，用putty才能中断命令，用手动IP才能连上服务器，更换的U盘，需要同时代的U盘芯片才能避免重启丢失OS）

以下为命令行启动过程，红色部分是需要手动输入的部分。

U-Boot 1.1.1 (UBNT Build ID: 4493936-g009xxxx) (Build time: Sep 20 2012 - 15:48:51)

BIST check passed.
UBNT_E100 r1:2, r2:14, serial #: DC9FDB8xxxxx
Core clock: 500 MHz, DDR clock: 266 MHz (532 Mhz data rate)
DRAM: 512 MB
Clearing DRAM....... done
Flash: 4 MB
Net: octeth0, octeth1, octeth2

USB: (port 0) scanning bus for devices...
USB device not responding, giving up (status=0)
1 USB Devices found
scanning bus for storage devices...
No device found. Not initialized? 0
** Can't read from device 0 **

** Unable to use usb 0:1 for fatload **
argv[2]: coremask=0x3
argv[3]: root=/dev/sda2
argv[4]: rootdelay=15
argv[5]: rw
argv[6]: rootsqimg=squashfs.img
argv[7]: rootsqwdir=w
argv[8]: mtdparts=phys_mapped_flash:512k(boot0),512k(boot1),64k@3072k(eeprom)
## No elf image at address 0x09f00000
Octeon ubnt_e100# set ipaddr 192.168.1.1
Octeon ubnt_e100# set netmask 255.255.255.0
Octeon ubnt_e100# set serverip 192.168.1.11
Octeon ubnt_e100# set bootfile emrk-0.9c.bin
Octeon ubnt_e100# tftpboot
Interface 0 has 3 ports (RGMII)
Using octeth0 device
TFTP from server 192.168.1.11; our IP address is 192.168.1.1
Filename 'emrk-0.9c.bin'.
Load address: 0x9f00000
Loading: octeth0: Down (port 0)
T octeth0: Up 1000 Mbps Full duplex (port 0)
T T #################################################################
#############################################
done
Bytes transferred = 15665511 (ef0967 hex), 875 Kbytes/sec
Octeon ubnt_e100# bootoctlinux $loadaddr
ELF file is 64 bit
Allocating memory for ELF segment: addr: 0xffffffff81100000 (adjusted to: 0x1100000), size 0xe83940
Allocated memory for ELF segment: addr: 0xffffffff81100000, size 0xe83940
Processing PHDR 0
Loading e23d80 bytes at ffffffff81100000
Clearing 5fbc0 bytes at ffffffff81f23d80
## Loading Linux kernel with entry point: 0xffffffff81105ca0 ...
Bootloader: Done loading app on coremask: 0x1
Linux version 2.6.32.13-wau (dmbaturin@v-dev) (gcc version 4.3.3 (Cavium Networks Version: 2_0_0 build 95) ) #81 SMP Tue Jul 23 13:51:58 PDT 2013
CVMSEG size: 2 cache lines (256 bytes)
Cavium Networks SDK-2.0
bootconsole [early0] enabled
CPU revision is: 000d0601 (Cavium Octeon+)
Checking for the multiply/shift bug... no.
Checking for the daddiu bug... no.
Determined physical RAM map:
memory: 000000000067b000 @ 00000000018b5000 (usable after init)
memory: 0000000006000000 @ 0000000002000000 (usable)
memory: 0000000007c00000 @ 0000000008200000 (usable)
memory: 000000000fc00000 @ 0000000410000000 (usable)
Wasting 354200 bytes for tracking 6325 unused pages
Initrd not found or empty - disabling initrd
Zone PFN ranges:
DMA32 0x000018b5 -> 0x00100000
Normal 0x00100000 -> 0x0041fc00
Movable zone start PFN for each node
early_node_map[4] active PFN ranges
0: 0x000018b5 -> 0x00001f30
0: 0x00002000 -> 0x00008000
0: 0x00008200 -> 0x0000fe00
0: 0x00410000 -> 0x0041fc00
Cavium Hotplug: Available coremask 0x2
PERCPU: Embedded 8 pages/cpu @a8000000027b8000 s11648 r0 d21120 u65536
pcpu-alloc: s11648 r0 d21120 u65536 alloc=16*4096
pcpu-alloc: [0] 0
Built 1 zonelists in Zone order, mobility grouping on. Total pages: 63455
Kernel command line: bootoctlinux $loadaddr console=ttyS0,115200
PID hash table entries: 1024 (order: 1, 8192 bytes)
Dentry cache hash table entries: 32768 (order: 6, 262144 bytes)
Inode-cache hash table entries: 16384 (order: 5, 131072 bytes)
Primary instruction cache 32kB, virtually tagged, 4 way, 64 sets, linesize 128 bytes.
Primary data cache 16kB, 64-way, 2 sets, linesize 128 bytes.
Memory: 475308k/489964k available (3808k kernel code, 14444k reserved, 4082k data, 6636k init, 0k highmem)
Hierarchical RCU implementation.
NR_IRQS:152
Calibrating delay loop (skipped) preset value.. 1000.00 BogoMIPS (lpj=5000000)
Security Framework initialized
Mount-cache hash table entries: 256
Checking for the daddi bug... no.
Brought up 1 CPUs
NET: Registered protocol family 16
bio: create slab <bio-0> at 0
SCSI subsystem initialized
usbcore: registered new interface driver usbfs
usbcore: registered new interface driver hub
usbcore: registered new device driver usb
Switching to clocksource OCTEON_CVMCOUNT
NET: Registered protocol family 2
IP route cache hash table entries: 2048 (order: 2, 16384 bytes)
IPv4 FIB: Using LC-trie version 0.409
TCP established hash table entries: 8192 (order: 5, 131072 bytes)
TCP bind hash table entries: 8192 (order: 5, 131072 bytes)
TCP: Hash tables configured (established 8192 bind 8192)
TCP reno registered
NET: Registered protocol family 1
/proc/octeon_perf: Octeon performace counter interface loaded
octeon_wdt: Initial granularity 5 Sec.
squashfs: version 4.0 (2009/01/31) Phillip Lougher
Registering unionfs 2.5.11 (for 2.6.32.55)
msgmni has been set to 928
alg: No test for cipher_null (cipher_null-generic)
alg: No test for ecb(cipher_null) (ecb-cipher_null)
alg: No test for digest_null (digest_null-generic)
alg: No test for compress_null (compress_null-generic)
alg: No test for stdrng (krng)
alg: No test for ghash (ghash-generic)
io scheduler noop registered
io scheduler cfq registered (default)
octeon_rng octeon_rng: Octeon Random Number Generator
Serial: 8250/16550 driver, 2 ports, IRQ sharing disabled
serial8250.0: ttyS0 at MMIO 0x1180000000800 (irq = 58) is a OCTEON
console [ttyS0] enabled, bootconsole disabled
console [ttyS0] enabled, bootconsole disabled
loop: module loaded
mdio-octeon: probed
mdio-octeon mdio-octeon.0: Version 1.0

ERROR: You must specify a broadcast group mask.
octeon-ethernet 2.0
Interface 0 has 3 ports (RGMII)
ohci_hcd: USB 1.1 'Open' Host Controller (OHCI) Driver
OcteonUSB: Detected 1 ports
OcteonUSB OcteonUSB.0: Octeon Host Controller
OcteonUSB OcteonUSB.0: new USB bus registered, assigned bus number 1
OcteonUSB OcteonUSB.0: irq 80, io mem 0x00000000
usb usb1: configuration #1 chosen from 1 choice
hub 1-0:1.0: USB hub found
hub 1-0:1.0: 1 port detected
OcteonUSB: Registered HCD for port 0 on irq 80
Initializing USB Mass Storage driver...
usbcore: registered new interface driver usb-storage
USB Mass Storage support registered.
usbcore: registered new interface driver libusual
Probing USB hub...
hub 1-0:1.0: USB hub found
hub 1-0:1.0: 1 port detected
TCP cubic registered
Initializing XFRM netlink socket
NET: Registered protocol family 10
lo: Disabled Privacy Extensions
Mobile IPv6
IPv6 over IPv4 tunneling driver
sit0: Disabled Privacy Extensions
ip6tnl0: Disabled Privacy Extensions
NET: Registered protocol family 17
NET: Registered protocol family 15
802.1Q VLAN Support v1.8 Ben Greear <greearb@candelatech.com>
All bugs added by David S. Miller <davem@redhat.com>
L2 lock: TLB refill 256 bytes
L2 lock: General exception 128 bytes
L2 lock: low-level interrupt 128 bytes
L2 lock: interrupt 640 bytes
L2 lock: memcpy 1152 bytes
Bootbus flash: Setting flash for 4MB flash at 0x1f800000
phys_mapped_flash: Found 1 x16 devices at 0x0 in 8-bit bank
Amd/Fujitsu Extended Query Table at 0x0040
phys_mapped_flash: Swapping erase regions for broken CFI table.
number of CFI chips: 1
cfi_cmdset_0002: Disabling erase-suspend-program due to code brokenness.
Freeing unused kernel memory: 6636k freed
Algorithmics/MIPS FPU Emulator v1.5
init started: BusyBox v1.17.1 (Debian 1:1.17.1-8)
starting pid 203, tty '': '/etc/init.d/rcS'
hub 1-0:1.0: activate --> -22
usb 1-1: new high speed USB device using OcteonUSB and address 2
usb 1-1: configuration #1 chosen from 1 choice
scsi0 : SCSI emulation for USB Mass Storage devices
eth0: 1000 Mbps Full duplex, port 0, queue 0
scsi 0:0:0:0: Direct-Access General UDisk 5.00 PQ: 0 ANSI: 2
sd 0:0:0:0: [sda] 15997304 512-byte logical blocks: (8.19 GB/7.62 GiB)
sd 0:0:0:0: [sda] Write Protect is off
sd 0:0:0:0: [sda] Assuming drive cache: write through
sd 0:0:0:0: [sda] Assuming drive cache: write through
sda: sda1
sd 0:0:0:0: [sda] Assuming drive cache: write through
sd 0:0:0:0: [sda] Attached SCSI removable disk

Loading EMRK 0.9a
Mounting filesystems
Bringing up eth0

Checking boot partition
Boot partition looks intact
Attempting to mount boot partition
Boot partition successfully mounted
Looking for kernel file
Kernel file not found!
Checking kernel MD5 sum file
Kernel MD5 sum file not found, impossible to check kernel integrity

Checking root partition
Root partition is missing or has wrong filesystem type!

**********************************************
Welcome to EdgeMax Rescue Kit!

This tool is distributed under the terms of
GNU General Public License and other licenses

Brought to you by SO3 Group

WARNING: This tool is not developed, officially
supported or endorsed by Ubiquiti Networks!

Using it may lead to destroying your router
configuration or operating system

Ubiquiti Networks support will not help you
with using it or fixing consequences of
using it.

This tool itself is distributed without any
warranty and authors are not liable for
any damage it may cause

By using this tool you agree you are doing
it at your own risk and understand what
you are doing
*********************************************
Enter 'Yes' to proceed, 'No' to reboot
yes or no: yes (输入）

Do you want to configure network via DHCP?
yes or no: yes （同事更换联网WAN网线到ETH0）
udhcpc (v1.17.1) started
Sending discover...
eth0: Link down
Sending discover...
eth0: 1000 Mbps Full duplex, port 0, queue 0
Sending discover...
Sending select for 192.168.0.25...
Lease of 192.168.0.25 obtained, lease time 86400
/usr/share/udhcpc/default.script: Resetting default routes
route: SIOCDELRT: No such process
/usr/share/udhcpc/default.script: Adding DNS 119.29.29.29
/usr/share/udhcpc/default.script: Adding DNS 180.76.76.76
/usr/share/udhcpc/default.script: Adding DNS 192.168.0.1

EMRK provides some scripts for automated
recovery procedures:

emrk-factory-reset -- reset config to factory default
emrk-remove-user-data -- remove all the user data including
config and everything
emrk-reinstall -- reinstall EdgeOS from scratch
(wipes any user data too)

Enter 'reboot' to reboot your router

BusyBox v1.17.1 (Debian 1:1.17.1-8) built-in shell (ash)
Enter 'help' for a list of built-in commands.

/bin/ash: can't access tty; job control turned off
EMRK>
EMRK>
EMRK>emrk-reinstall （输入-重写OS）
WARNING: This script will reinstall EdgeOS from scratch
If you have any usable data on your router storage,
it will be irrecoverably destroyed!
Do you want to continue?
yes or no: yes
Unmounting boot partition
Re-creating partition table
Creating boot partition
Formatting boot partition
mkfs.vfat 3.0.9 (31 Jan 2010)
Creating root partition
Formatting root partition
Mounting boot parition
Mounting root partition
kjournald starting. Commit interval 5 seconds
EXT3 FS on sda2, internal journal
EXT3-fs: mounted filesystem with writeback data mode.
Enter EdgeOS image url: http://dl.ubnt.com/firmwares/edgemax/v1.6.0/ER-e100.v1.6.0.4716006.tar
% Total % Received % Xferd Average Speed Time Time Time Current
Dload Upload Total Spent Left Speed
100 70.1M 100 70.1M 0 0 6413k 0 0:00:11 0:00:11 --:--:-- 7628k
Unpacking EdgeOS release image
Verifying EdgeOS kernel
Copying EdgeOS kernel to boot partition
Verifying EdgeOS system image
Copying EdgeOS system image to root partition
Copying version file to the root partition
Creating EdgeOS writable data directory
Cleaning up
Installation finished
Please reboot your router
EMRK>reboot （输入重启）
starting pid 282, tty '': '/bin/umount -a -r'
The system is going down NOW!
Sent SIGTERM to all processes
Sent SIGKILL to all processes
Requesting system reboot
Restarting system.

Looking for valid bootloader image....
Jumping to start of image at address 0xbfc80000

U-Boot 1.1.1 (UBNT Build ID: 4493936-g0xxxxx) (Build time: Sep 20 2012 - 15:48:51)

BIST check passed.
UBNT_E100 r1:2, r2:14, serial #: DC9FDBxxxxx
Core clock: 500 MHz, DDR clock: 266 MHz (532 Mhz data rate)
DRAM: 512 MB
Clearing DRAM....... done
Flash: 4 MB
Net: octeth0, octeth1, octeth2

USB: (port 0) scanning bus for devices... 1 USB Devices found
scanning bus for storage devices...
Device 0: Vendor: General Prod.: UDisk Rev: 5.00
Type: Removable Hard Disk
Capacity: 7811.1 MB = 7.6 GB (15997304 x 512) 0
reading vmlinux.64
............................

5567368 bytes read
argv[2]: coremask=0x3
argv[3]: root=/dev/sda2
argv[4]: rootdelay=15
argv[5]: rw
argv[6]: rootsqimg=squashfs.img
argv[7]: rootsqwdir=w
argv[8]: mtdparts=phys_mapped_flash:512k(boot0),512k(boot1),64k@3072k(eeprom)
ELF file is 64 bit
Allocating memory for ELF segment: addr: 0xffffffff80100000 (adjusted to: 0x100000), size 0x69dfd0
Allocated memory for ELF segment: addr: 0xffffffff80100000, size 0x69dfd0
Processing PHDR 0
Loading 54dd80 bytes at ffffffff80100000
Clearing 150250 bytes at ffffffff8064dd80
## Loading Linux kernel with entry point: 0xffffffff804aeb00 ...
Bootloader: Done loading app on coremask: 0x3
Linux version 3.10.20-UBNT (root@ubnt-builder2) (gcc version 4.7.0 (Cavium Inc. Version: SDK_3_1_0_p2 build 34) ) #1 SMP Thu Oct 16 16:29:39 PDT 2014
CVMSEG size: 2 cache lines (256 bytes)
Cavium Inc. SDK-3.1
bootconsole [early0] enabled
CPU revision is: 000d0601 (Cavium Octeon+)
Checking for the multiply/shift bug... no.
Checking for the daddiu bug... no.
Determined physical RAM map:
memory: 0000000007800000 @ 0000000000800000 (usable)
memory: 0000000007c00000 @ 0000000008200000 (usable)
memory: 000000000fc00000 @ 0000000410000000 (usable)
memory: 000000000050b000 @ 0000000000100000 (usable)
memory: 0000000000045000 @ 000000000060b000 (usable after init)
Wasting 14336 bytes for tracking 256 unused pages
software IO TLB [mem 0x01707000-0x01747000] (0MB) mapped at [8000000001707000-8000000001746fff]
Zone ranges:
DMA32 [mem 0x00100000-0xefffffff]
Normal [mem 0xf0000000-0x41fbfffff]
Movable zone start for each node
Early memory node ranges
node 0: [mem 0x00100000-0x0064ffff]
node 0: [mem 0x00800000-0x07ffffff]
node 0: [mem 0x08200000-0x0fdfffff]
node 0: [mem 0x410000000-0x41fbfffff]
Primary instruction cache 32kB, virtually tagged, 4 way, 64 sets, linesize 128 bytes.
Primary data cache 16kB, 64-way, 2 sets, linesize 128 bytes.
Secondary unified cache 128kB, 8-way, 128 sets, linesize 128 bytes.
PERCPU: Embedded 10 pages/cpu @8000000001784000 s11648 r8192 d21120 u40960
Built 1 zonelists in Zone order, mobility grouping on. Total pages: 126581
Kernel command line: bootoctlinux $loadaddr coremask=0x3 root=/dev/sda2 rootdelay=15 rw rootsqimg=squashfs.img rootsqwdir=w mtdparts=phys_mapped_flash:512k(boot0),512k(boot1),64k@3072k(eeprom) console=ttyS0,115200
PID hash table entries: 2048 (order: 2, 16384 bytes)
Dentry cache hash table entries: 65536 (order: 7, 524288 bytes)
Inode-cache hash table entries: 32768 (order: 6, 262144 bytes)
Memory: 499340k/513344k available (3810k kernel code, 14004k reserved, 1352k data, 276k init, 0k highmem)
Hierarchical RCU implementation.
NR_IRQS:255
Calibrating delay loop (skipped) preset value.. 1000.00 BogoMIPS (lpj=5000000)
pid_max: default: 32768 minimum: 501
Security Framework initialized
Mount-cache hash table entries: 256
Checking for the daddi bug... no.
SMP: Booting CPU01 (CoreId 1)...
CPU revision is: 000d0601 (Cavium Octeon+)
Brought up 2 CPUs
NET: Registered protocol family 16
bio: create slab <bio-0> at 0
SCSI subsystem initialized
usbcore: registered new interface driver usbfs
usbcore: registered new interface driver hub
usbcore: registered new device driver usb
Switching to clocksource OCTEON_CVMCOUNT
NET: Registered protocol family 2
TCP established hash table entries: 4096 (order: 4, 65536 bytes)
TCP bind hash table entries: 4096 (order: 4, 65536 bytes)
TCP: Hash tables configured (established 4096 bind 4096)
TCP: reno registered
UDP hash table entries: 256 (order: 1, 8192 bytes)
UDP-Lite hash table entries: 256 (order: 1, 8192 bytes)
NET: Registered protocol family 1
octeon_pci_console: Console not created.
/proc/octeon_perf: Octeon performance counter interface loaded
HugeTLB registered 2 MB page size, pre-allocated 0 pages
squashfs: version 4.0 (2009/01/31) Phillip Lougher
Registering unionfs 2.5.13 (for 3.10.34)
msgmni has been set to 975
io scheduler noop registered
io scheduler cfq registered (default)
Serial: 8250/16550 driver, 6 ports, IRQ sharing disabled
1180000000800.serial: ttyS0 at MMIO 0x1180000000800 (irq = 34) is a OCTEON
console [ttyS0] enabled, bootconsole disabled
console [ttyS0] enabled, bootconsole disabled
1180000000c00.serial: ttyS1 at MMIO 0x1180000000c00 (irq = 35) is a OCTEON
loop: module loaded
ehci_hcd: USB 2.0 'Enhanced' Host Controller (EHCI) Driver
ohci_hcd: USB 1.1 'Open' Host Controller (OHCI) Driver
OcteonUSB 16f0010000000.usbc: Octeon Host Controller
OcteonUSB 16f0010000000.usbc: new USB bus registered, assigned bus number 1
OcteonUSB 16f0010000000.usbc: irq 56, io mem 0x00000000
hub 1-0:1.0: USB hub found
hub 1-0:1.0: 1 port detected
OcteonUSB: Registered HCD for port 0 on irq 56
usbcore: registered new interface driver usb-storage
octeon_wdt: Initial granularity 5 Sec
TCP: cubic registered
NET: Registered protocol family 17
NET: Registered protocol family 15
L2 lock: TLB refill 256 bytes
L2 lock: General exception 128 bytes
L2 lock: low-level interrupt 128 bytes
L2 lock: interrupt 640 bytes
L2 lock: memcpy 1152 bytes
Bootbus flash: Setting flash for 4MB flash at 0x1f800000
phys_mapped_flash: Found 1 x16 devices at 0x0 in 8-bit bank. Manufacturer ID 0x0000c2 Chip ID 0x0000a7
Amd/Fujitsu Extended Query Table at 0x0040
Amd/Fujitsu Extended Query version 1.1.
phys_mapped_flash: Swapping erase regions for top-boot CFI table.
number of CFI chips: 1
3 cmdlinepart partitions found on MTD device phys_mapped_flash
Creating 3 MTD partitions on "phys_mapped_flash":
0x000000000000-0x000000080000 : "boot0"
0x000000080000-0x000000100000 : "boot1"
0x000000300000-0x000000310000 : "eeprom"
Waiting 15sec before mounting root device...
usb 1-1: new high-speed USB device number 2 using OcteonUSB
usb-storage 1-1:1.0: USB Mass Storage device detected
scsi0 : usb-storage 1-1:1.0
scsi 0:0:0:0: Direct-Access General UDisk 5.00 PQ: 0 ANSI: 2
sd 0:0:0:0: [sda] 15997304 512-byte logical blocks: (8.19 GB/7.62 GiB)
sd 0:0:0:0: [sda] Write Protect is off
sd 0:0:0:0: [sda] No Caching mode page found
sd 0:0:0:0: [sda] Assuming drive cache: write through
sd 0:0:0:0: [sda] No Caching mode page found
sd 0:0:0:0: [sda] Assuming drive cache: write through
sda: sda1 sda2
sd 0:0:0:0: [sda] No Caching mode page found
sd 0:0:0:0: [sda] Assuming drive cache: write through
sd 0:0:0:0: [sda] Attached SCSI removable disk
kjournald starting. Commit interval 3 seconds
EXT3-fs (sda2): using internal journal
EXT3-fs (sda2): mounted filesystem with journal data mode
VFS: Mounted root (unionfs filesystem) on device 0:11.
Freeing unused kernel memory: 276K (ffffffff8060b000 - ffffffff80650000)
Algorithmics/MIPS FPU Emulator v1.5
INIT: version 2.88 booting
INIT: Entering runlevel: 2
[ ok ] Starting routing daemon: rib.
[ ok ] Starting EdgeOS router: migrate rl-system configure.

Welcome to EdgeOS ubnt ttyS0

By logging in, accessing, or using the Ubiquiti product, you
acknowledge that you have read and understood the Ubiquiti
License Agreement (available in the Web UI at, by default,
http://192.168.1.1) and agree to be bound by its terms.

ubnt login: （OK，启动完成）

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