大破雑記帳

個人用メモな雑記ブログ いろんなことをざっくりと。

AT-AR3050S

かねてよりCavium Octeon搭載機として気になっていた機種であり、ヤフオクの出品ページでにらめっこして悩んだ挙句に閉じるということをくりかえしていたもの。
いい加減未練タラタラなので、丁度安くなっていたこともあって思い切って確保した。

弄っていくのでメモ。

Switch

確認中

zone WAN LAN (88E6176)
port
(FG-52E)
WAN2 WAN1 5 4 3 2 1
port (88E1512, addr:0x0) (88E1512, addr:0x1) port0 port1 port2 port3 port4

MAC

確認中

U-Boot

Allied Telesisのブート用プログラムが呼ばれてしまう為U-Boot本体では中断できず

  • (ブートメニュー)

      Boot Menu:
    
        WARNING: The bootloader is not currently password protected. 
        ------------------------------------------------------
        S. Security Level
        ------------------------------------------------------
        0. Restart
        1. Perform one-off boot from alternate source
        2. Change the default boot source (for advanced users)
        3. Update Bootloader
        4. Adjust the console baud rate
        5. Special boot options
        6. System information
        7. Restore Bootloader factory settings
        ------------------------------------------------------
        9. Quit and continue booting
    
  • 6. System information

      System information:
    
        System (Detected values)
        ------------------------------------------------------
        CPU:
          Type ...............: MIPS64
        Memory:
          Total installed ....: 1024 MB
        Flash:
          Total installed ....: 3776 MB
        ------------------------------------------------------
    
        Product information
        ------------------------------------------------------
        Compatible software ..: 16 (r16)
        Serial ...............: 000194G*********
        Manufacture date .....: 05/2017
        Product ..............: 422
        Product name .........: ar3050s
        Revision .............: B
        First MAC address ....: 00:00:cd:xx:xx:48
        ------------------------------------------------------
    
        Boot software information
        ------------------------------------------------------
        Version ..............: 5.1.6
        Build time ...........: Feb 17 2017 - 11:42:44 +1300
        Built by .............: maker
        Build host ...........: 
        Build key ............: arc
        Compatible products:
          422 ................: ar3050s
          425 ................: ar4050s
          453 ................: ar2050v
          454 ................: ar2010v
        ------------------------------------------------------
    
  • 4. Adjust the console baud rate

    デフォルトは9600

      Select baud rate:
    
        0. Return to previous menu
        ------------------------------------------------------
        1. 9600
        2. 19200
        3. 38400
        4. 57600
        5. 115200
    
  • 1. Perform one-off boot from alternate source --> 3. TFTP (tftp://)

    ゲートウェイ以外は要入力)

      Select device:
    
        0. Return to previous menu
        ------------------------------------------------------
        1. Flash   (flash:)
        2. SD Card (card:)
        3. TFTP    (tftp://)
        4. YMODEM  (ymodem:)
        6. USB     (usb:)
    
      Enter selection ==> 3
    
        Enter physical download port (1-8)... []: 1
        Enter IP version [4|6]................ [4]: 
        Enter IP address for this device ..... [0.0.0.0]: 192.168.0.1
        Enter subnet mask .................... [0.0.0.0]: 255.255.255.0
        Enter gateway IP ..................... [0.0.0.0]:     
        Enter TFTP server IP ................. [0.0.0.0]: 192.168.0.10
        Enter filename ....................... []: test.bin
      Loading tftp://192.168.0.10/test.bin...
      Downloading from port 1
    

Kernel

  • #show system

      awplus#show system
      System Status                                           Sat Oct 12 01:06:49 2019
    
      Board      ID   Bay     Board Name                        Rev   Serial number
      --------------------------------------------------------------------------------
      Base       422          AR3050S                           B-3   000194G*********
      --------------------------------------------------------------------------------
      RAM: Total: 953088 kB Free: 778936 kB
      Flash: 3.6GB Used: 47.0MB Available: 3.3GB
      --------------------------------------------------------------------------------
      Environment Status : Normal
      Uptime             : 0 days 00:11:21
      Bootloader version : 5.1.6
    
      Current software   : AR3050S-5.4.7-1.1.rel
      Software version   : 5.4.7-1.1
      Build date         : Fri Jul 14 03:52:21 UTC 2017
    
      Current boot config: flash:/default.cfg (file not found)
    
      System Name
       awplus
      System Contact
    
      System Location
    
  • #show version

      awplus#show version
    
      AlliedWare Plus (TM) 5.4.7 07/14/17 03:52:17
    
      Build name : arc-5.4.7-1.1.rel
      Build date : Fri Jul 14 03:52:21 UTC 2017
      Build type : RELEASE
    
      (各種ソフトウェアライセンス情報)
    
  • #show boot

      awplus#show boot
      Boot configuration
      --------------------------------------------------------------------------------
      Current software   : AR3050S-5.4.7-1.1.rel 
      Current boot image : flash:/AR3050S-5.4.7-1.1.rel (file exists)
      Backup  boot image : Not set 
      Default boot config: flash:/default.cfg
      Current boot config: flash:/default.cfg (file not found)
      Backup  boot config: Not set 
      Autoboot status    : disabled
      Boot Security Level: none
    
  • #show cpu

      awplus#show cpu
    
      CPU averages:
       1 second: 3%, 20 seconds: 1%, 60 seconds: 2%
      System load averages:
       1 minute: 0.18, 5 minutes: 0.17, 15 minutes: 0.14
      Current CPU load:
       userspace: 2%, kernel: 4%, interrupts: 0% iowaits: 0%
    
      user processes
      ==============
        pid name            thrds  cpu%   pri state sleep% runtime
        (省略)
    
      kernel threads
      ==============
        pid name             cpu%   pri state sleep% runtime
        (省略)
    
  • #show platform table macaddr

      awplus#show platform table macaddr
    
      [Instance 0]
    
      MAC address table: (3 entries)                   
      --------------------------------------------------------------------------
      Index  MAC             VID  OutPort      Hit Tgid Unit Mod Port Perm L3
      --------------------------------------------------------------------------
      0      0000.cdxx.xx4a  4091 CPU          0   -    0    0   8    1    0
      1      0000.cdxx.xx4a  1    CPU          0   -    0    0   8    1    0
      2      0000.cdxx.xx4a  4092 CPU          0   -    0    0   8    1    0
    
  • #show platform table vlan

      awplus#show platform table vlan
    
      [Instance 0]
      VLAN table
      ----------
      VLAN configurations per port: unit 0
        Port  0    mac vlan enabled = 0    subnet vlan enabled = 0    pvid = 1
        Port  1    mac vlan enabled = 0    subnet vlan enabled = 0    pvid = 1
        Port  2    mac vlan enabled = 0    subnet vlan enabled = 0    pvid = 1
        Port  3    mac vlan enabled = 0    subnet vlan enabled = 0    pvid = 1
        Port  4    mac vlan enabled = 0    subnet vlan enabled = 0    pvid = 1
        Port  5    mac vlan enabled = 0    subnet vlan enabled = 0    pvid = 1
        Port  6    mac vlan enabled = 0    subnet vlan enabled = 0    pvid = 1
        Port  7    mac vlan enabled = 0    subnet vlan enabled = 0    pvid = 1
        Port  8    mac vlan enabled = 0    subnet vlan enabled = 0    pvid = 1
      Count 3
    
      Mac Based Vlan Information:
    
    
      Subnet Based Vlan Information:
      ------------------------------------------------------------------------------
      Port Based Vlan Information
      Vid                   1
      NumMemPorts           9
      Multicast flood mode  
      IPv4 Ucast/Mcast      Yes/Yes
      IPv6 Ucast/Mcast      Yes/Yes
      Local Member Ports: port1.0.1-port1.0.8, CPU
      Local Tagged Ports: CPU
    
      Vid                   4091
      NumMemPorts           1
      Multicast flood mode  
      IPv4 Ucast/Mcast      Yes/Yes
      IPv6 Ucast/Mcast      Yes/Yes
      Local Member Ports: CPU
      Local Tagged Ports: CPU
    
      Vid                   4092
      NumMemPorts           1
      Multicast flood mode  
      IPv4 Ucast/Mcast      Yes/Yes
      IPv6 Ucast/Mcast      Yes/Yes
      Local Member Ports: CPU
      Local Tagged Ports: CPU
    
  • show system environment

    恐らくLM81によるもの

      awplus#show system environment 
      Environment Monitoring Status
    
      Overall Status: Normal
    
      Resource ID: 1  Name: AR3050S
      ID  Sensor (Units)                      Reading  Low Limit High Limit Status
      1   Fan: Fan (Rpm)                         3590       2411        -       Ok
      2   Voltage: 2.5V (Volts)                 2.448      2.344      2.865     Ok
      3   Voltage: Battery (Volts)              2.953      2.700      3.586     Ok
      4   Voltage: 3.3V (Volts)                 3.248      2.973      3.627     Ok
      5   Voltage: 5.0V (Volts)                 4.922      4.505      5.495     Ok
      6   Voltage: 12.0V (Volts)               11.313      5.375     13.188     Ok
      7   Voltage: 0.85V (Volts)                0.830      0.802      0.900     Ok
      8   Temp: Internal (Degrees C)               27   58(Hyst)         63     Ok
    
  • bootlog

    Allied Telesis機としての独自の起動ログが表示されるのみ(dmesg無し)

    
      Bootloader 5.1.6 loaded
      Press <Ctrl+B> for the Boot Menu
    
      Reading filesystem...
      Loading flash:AR3050S-5.4.7-1.1.rel...
      Verifying release... OK
      Booting...
      Starting base/first...                                  [  OK  ]
      Mounting virtual filesystems...                         [  OK  ]
    
                 ______________   ____ 
              /\ \            / /______\
            /   \ \_      __/ /| ______ |
          /      \ |     |  /  | ______ |           
        /         \ \   / /     \ ____ /
      /______/\____\ \/ /____________/
    
      Allied Telesis Inc.
      AlliedWare Plus (TM) v5.4.7
      Current release filename: AR3050S-5.4.7-1.1.rel
      Built: Fri Jul 14 03:52:17 UTC 2017
      Mounting static filesystems...                          [  OK  ]
      Checking flash filesystem...                            [  OK  ]
      Mounting flash filesystem (journaled)...                [  OK  ]
      Checking for last gasp debug output...                  [  OK  ]
      Checking NVS filesystem...                              [  OK  ]
      Mounting NVS filesystem...                              [  OK  ]
      Initializing random number generator...                 [  OK  ]
      Starting base/hwrandom...                               [  OK  ]
      Starting base/dbus...                                   [  OK  ]
      Starting base/syslog...                                 [  OK  ]
      Starting base/loopback...                               [  OK  ]
      Starting base/sysctl...                                 [  OK  ]
      Received event syslog.done
      Starting base/modules...                                [  OK  ]
      Received event modules.done
      Starting base/reboot-stability...                       [  OK  ]
      Checking system reboot stability...                     [  OK  ]
      Starting base/apteryx...                                [  OK  ]
      Starting base/crond...                                  [  OK  ]
      Starting base/appmond...                                [  OK  ]
      Starting base/clockcheck...                             [  OK  ]
      Starting hardware/timeout...                            [  OK  ]
      Starting base/inet...                                   [  OK  ]
      Received event apteryx.done
      Starting network/streamd...                             [  OK  ]
      Starting network/ddnsd...                               [  OK  ]
      Starting base/alfred...                                 [  OK  ]
      Starting network/firewalld...                           [  OK  ]
      Starting network/tunneld...                             [  OK  ]
      Starting network/statmond...                            [  OK  ]
      Starting network/ike...                                 [  OK  ]
      Starting network/kermond...                             [  OK  ]
      Starting network/recorder...                            [  OK  ]
      Starting network/tcontrold...                           [  OK  ]
      Starting hardware/plugman...                            [  OK  ]
      Starting hardware/openhpi...                            [  OK  ]
      Starting network/prol2tp...                             [  OK  ]
      Starting base/logconf...                                [  OK  ]
      Starting network/pbrd...                                [  OK  ]
      Received event prol2tp.done
      Starting network/l2tpd...                               [  OK  ]
      Received event board.inserted
      Starting hardware/hardware-done...                      [  OK  ]
      Received event hardware.done
      Starting network/startup...                             [  OK  ]
      Starting base/external-media...                         [  OK  ]
      Received event hostcfg.done
      Starting network/licd...                                [  OK  ]
      Received event network.enabled
    
      Initializing HA processes:
      atmf_agentd, ddnsd, hostd, nsm, statmond, atmfd, auth
      cntrd, hsl, lacp, mstp, ospf6d, ripd, ripngd
      rmon, vrrpd, bgpd, imi, ospfd, pdmd, pim6d
      pimd
    
      Received event network.initialized
    
      Assigning Active Workload to HA processes:
      hsl, authd, bgpd, lacpd, mstpd, nsm, ospf6d
      ospfd, pdmd, pim6d, pimd, ripd, ripngd, rmond
      vrrpd, imi
    
      Received event network.activated
    
      Loading default configuration
      Warning: flash:/default.cfg does not exist, loading factory defaults.
      ..
    
      done!
      Received event network.configured
    
    
      awplus login: 
    
  • dmesg

    show platform full-debugKernel ring buffer から抜粋)

      Linux version 4.4.6-at1 (maker@maker13-build) (gcc version 4.7.4 (crosstool-NG crosstool-ng-1.22.0) ) #1 SMP Fri Jul 14 03:31:05 UTC 2017
      Skipping L2 locking due to reduced L2 cache size
      CVMSEG size: 2 cache lines (256 bytes)
      CPU0 revision is: 000d9602 (Cavium Octeon III)
      FPU revision is: 00739600
      Checking for the multiply/shift bug... no.
      Checking for the daddiu bug... no.
      Determined physical RAM map:
       memory: 0000000002370000 @ 0000000000100000 (usable after init)
       memory: 000000000006a000 @ 0000000004886000 (usable after init)
       memory: 000000000b000000 @ 0000000004e00000 (usable)
       memory: 000000002d800000 @ 0000000022800000 (usable)
       memory: 0000000000d2fec0 @ 0000000004000000 (usable)
      Wasting 458752 bytes for tracking 8192 unused pages
      Initial ramdisk at: 0x8000000000100000 (37175296 bytes)
      Using passed Device Tree.
      software IO TLB [mem 0x0551c000-0x0555c000] (0MB) mapped at [800000000551c000-800000000555bfff]
      Zone ranges:
        DMA32    [mem 0x0000000000100000-0x00000000efffffff]
        Normal   empty
      Movable zone start for each node
      Early memory node ranges
        node   0: [mem 0x0000000000100000-0x000000000246ffff]
        node   0: [mem 0x0000000004000000-0x0000000004d2dfff]
        node   0: [mem 0x0000000004e00000-0x000000000fdfffff]
        node   0: [mem 0x0000000022800000-0x000000004fffffff]
      Initmem setup node 0 [mem 0x0000000000100000-0x000000004fffffff]
      On node 0 totalpages: 121935
        DMA32 zone: 834 pages used for memmap
        DMA32 zone: 0 pages reserved
        DMA32 zone: 121935 pages, LIFO batch:15
      Primary instruction cache 78kB, virtually tagged, 39 way, 16 sets, linesize 128 bytes.
      Primary data cache 32kB, 32-way, 8 sets, linesize 128 bytes.
      PERCPU: Embedded 8 pages/cpu @8000000005574000 s22144 r8192 d35200 u65536
      pcpu-alloc: s22144 r8192 d35200 u65536 alloc=8*8192
      pcpu-alloc: [0] 0 [0] 1 
      Built 1 zonelists in Zone order, mobility grouping on.  Total pages: 121101
      Kernel command line: console=ttyS0,9600 root=/dev/ram0 releasefile=AR3050S-5.4.7-1.1.rel bootversion=5.1.6 loglevel=1 maxcpus=2 mtdoops.mtddev=errlog securitylevel=1 reladdr=0x8000000020010000,2755fff 
      PID hash table entries: 4096 (order: 2, 32768 bytes)
      Dentry cache hash table entries: 131072 (order: 7, 1048576 bytes)
      Inode-cache hash table entries: 65536 (order: 6, 524288 bytes)
      Memory: 916376K/975480K available (6738K kernel code, 439K rwdata, 1524K rodata, 424K init, 4351K bss, 59104K reserved, 0K cma-reserved)
      Hierarchical RCU implementation.
              Build-time adjustment of leaf fanout to 64.
              RCU restricting CPUs from NR_CPUS=16 to nr_cpu_ids=2.
      RCU: Adjusting geometry for rcu_fanout_leaf=64, nr_cpu_ids=2
      NR_IRQS:127
      CIB interrupt controller probed: 800107000000e000 23
      CIB interrupt controller probed: 800107000000e200 12
      CIB interrupt controller probed: 800107000000e400 6
      CIB interrupt controller probed: 800107000000ec00 15
      CIB interrupt controller probed: 800107000000e600 4
      CIB interrupt controller probed: 800107000000e800 11
      CIB interrupt controller probed: 800107000000e900 11
      clocksource: OCTEON_CVMCOUNT: mask: 0xffffffffffffffff max_cycles: 0xb881274fa3, max_idle_ns: 440795210636 ns
      Calibrating delay loop (skipped) preset value.. 1600.00 BogoMIPS (lpj=8000000)
      pid_max: default: 32768 minimum: 301
      Security Framework initialized
      Mount-cache hash table entries: 2048 (order: 1, 16384 bytes)
      Mountpoint-cache hash table entries: 2048 (order: 1, 16384 bytes)
      Checking for the daddi bug... no.
      SMP: Booting CPU01 (CoreId  1)...
      CPU1 revision is: 000d9602 (Cavium Octeon III)
      FPU revision is: 00739600
      Brought up 2 CPUs
      devtmpfs: initialized
      clocksource: jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns
      NET: Registered protocol family 16
      Not in host mode, PCI Controller not initialized
      SCSI subsystem initialized
      usbcore: registered new interface driver usbfs
      usbcore: registered new interface driver hub
      usbcore: registered new device driver usb
      clocksource: Switched to clocksource OCTEON_CVMCOUNT
      NET: Registered protocol family 2
      TCP established hash table entries: 16384 (order: 4, 131072 bytes)
      TCP bind hash table entries: 16384 (order: 5, 262144 bytes)
      TCP: Hash tables configured (established 16384 bind 16384)
      UDP hash table entries: 512 (order: 1, 16384 bytes)
      UDP-Lite hash table entries: 512 (order: 1, 16384 bytes)
      NET: Registered protocol family 1
      PCI: CLS 0 bytes, default 128
      Trying to unpack rootfs image as initramfs...
      rootfs image is not initramfs (junk in compressed archive); looks like an initrd
      Freeing initrd memory: 36288K (8000000000100000 - 8000000002470000)
      futex hash table entries: 512 (order: 3, 65536 bytes)
      HugeTLB registered 8 MB page size, pre-allocated 0 pages
      squashfs: version 4.0 (2009/01/31) Phillip Lougher
      fuse init (API version 7.23)
      io scheduler noop registered
      io scheduler deadline registered
      io scheduler cfq registered (default)
      octeon_gpio 1070000000800.gpio-controller: OCTEON GPIO driver probed.
      Serial: 8250/16550 driver, 6 ports, IRQ sharing disabled
      console [ttyS0] disabled
      1180000000800.serial: ttyS0 at MMIO 0x1180000000800 (irq = 44, base_baud = 31250000) is a OCTEON
      console [ttyS0] enabled
      octeon_rng octeon_rng: Octeon Random Number Generator
      brd: module loaded
      loop: module loaded
      2 ofpart partitions found on MTD device 10000000.nvs
      Creating 2 MTD partitions on "10000000.nvs":
      0x000000000000-0x000000070000 : "nvs"
      0x000000070000-0x000000080000 : "errlog"
      mtdoops: ready 0, 1 (no erase)
      mtdoops: Attached to MTD device 1
      spi-octeon 1070000001000.spi: OCTEON SPI bus driver
      libphy: Fixed MDIO Bus: probed
      tun: Universal TUN/TAP device driver, 1.6
      tun: (C) 1999-2004 Max Krasnyansky <maxk@qualcomm.com>
      PPP generic driver version 2.4.2
      NET: Registered protocol family 24
      usbcore: registered new interface driver asix
      usbcore: registered new interface driver ax88179_178a
      usbcore: registered new interface driver cdc_ether
      usbcore: registered new interface driver net1080
      usbcore: registered new interface driver cdc_subset
      usbcore: registered new interface driver zaurus
      usbcore: registered new interface driver cdc_ncm
      usbcore: registered new interface driver qmi_wwan
      usbcore: registered new interface driver cdc_wdm
      usbcore: registered new interface driver usb-storage
      usbcore: registered new interface driver usbserial
      usbcore: registered new interface driver usbserial_generic
      usbserial: USB Serial support registered for generic
      usbcore: registered new interface driver option
      usbserial: USB Serial support registered for GSM modem (1-port)
      usbcore: registered new interface driver pl2303
      usbserial: USB Serial support registered for pl2303
      i2c /dev entries driver
      rtc-ds1307 0-0068: rtc core: registered ds1340 as rtc0
      i2c-octeon 1180000001000.i2c: version 2.0
      i2c-octeon 1180000001200.i2c: version 2.0
      i2c i2c-1: Added multiplexed i2c bus 2
      i2c i2c-1: Added multiplexed i2c bus 3
      i2c i2c-1: Added multiplexed i2c bus 4
      i2c i2c-1: Added multiplexed i2c bus 5
      pca954x 1-0070: registered 4 multiplexed busses for I2C switch pca9546
      octeon_wdt: Initial granularity 5 Sec
      usbcore: registered new interface driver usbhid
      usbhid: USB HID core driver
      GPIO 500 is txdis-gpio line for eth2
      atl_cage 2-0050: atl_cage sfpeth2 successfully probed
      GPIO 501 is txdis-gpio line for eth1
      atl_cage 3-0050: atl_cage sfpeth1 successfully probed
      oprofile: using timer interrupt.
      u32 classifier
          Performance counters on
      Netfilter messages via NETLINK v0.30.
      nfnl_acct: registering with nfnetlink.
      nf_conntrack version 0.5.0 (7442 buckets, 29768 max)
      ctnetlink v0.93: registering with nfnetlink.
      ESP connection tracking enabled
      ip_set: protocol 6
      ipip: IPv4 over IPv4 tunneling driver
      gre: GRE over IPv4 demultiplexor driver
      ip_gre: GRE over IPv4 tunneling driver
      IPv4 over IPsec tunneling driver
      ip_tables: (C) 2000-2006 Netfilter Core Team
      arp_tables: (C) 2002 David S. Miller
      Initializing XFRM netlink socket
      NET: Registered protocol family 10
      ip6_tables: (C) 2000-2006 Netfilter Core Team
      sit: IPv6 over IPv4 tunneling driver
      ip6_gre: GRE over IPv6 tunneling driver
      NET: Registered protocol family 17
      NET: Registered protocol family 15
      bridge: automatic filtering via arp/ip/ip6tables has been deprecated. Update your scripts to load br_netfilter if you need this.
      Bridge firewalling registered
      Ebtables v2.0 registered
      l2tp_core: L2TP core driver, V2.0+
      l2tp_ppp: PPPoL2TP kernel driver, V2.0+
      l2tp_ip: L2TP IP encapsulation support (L2TPv3), 1.0+
      l2tp_netlink: L2TP netlink interface, 1.0+
      l2tp_eth: L2TP ethernet pseudowire support (L2TPv3), 1.0+
      l2tp_debugfs: L2TP debugfs support, 1.0+
      l2tp_ip6: L2TP IP encapsulation support for IPv6 (L2TPv3), 1.0+
      L2TP PPPoE Access Concentrator driver, V1.2.1
      8021q: 802.1Q VLAN Support v1.8
      tipc: Activated (version 2.0.0)
      NET: Registered protocol family 30
      tipc: Started in single node mode
      reset_gpio 2
      mdio-octeon 1180000001800.mdio: Reseting MDIO
      libphy: mdio-octeon: probed
      mdio-octeon 1180000001800.mdio: Version 1.1
      platform 1180068000000.uctl: clocks initialized.
      xhci-hcd xhci-hcd.0.auto: xHCI Host Controller
      xhci-hcd xhci-hcd.0.auto: new USB bus registered, assigned bus number 1
      xhci-hcd xhci-hcd.0.auto: hcc params 0x0220f06d hci version 0x100 quirks 0x00010010
      xhci-hcd xhci-hcd.0.auto: irq 45, io mem 0x1680000000000
      usb usb1: New USB device found, idVendor=1d6b, idProduct=0002
      usb usb1: New USB device strings: Mfr=3, Product=2, SerialNumber=1
      usb usb1: Product: xHCI Host Controller
      usb usb1: Manufacturer: Linux 4.4.6-at1 xhci-hcd
      usb usb1: SerialNumber: xhci-hcd.0.auto
      hub 1-0:1.0: USB hub found
      hub 1-0:1.0: 1 port detected
      xhci-hcd xhci-hcd.0.auto: xHCI Host Controller
      xhci-hcd xhci-hcd.0.auto: new USB bus registered, assigned bus number 2
      usb usb2: We don't know the algorithms for LPM for this host, disabling LPM.
      usb usb2: New USB device found, idVendor=1d6b, idProduct=0003
      usb usb2: New USB device strings: Mfr=3, Product=2, SerialNumber=1
      usb usb2: Product: xHCI Host Controller
      usb usb2: Manufacturer: Linux 4.4.6-at1 xhci-hcd
      usb usb2: SerialNumber: xhci-hcd.0.auto
      hub 2-0:1.0: USB hub found
      hub 2-0:1.0: 1 port detected
      Interface 0 has 1 ports (SGMII)
      Interface 1 has 1 ports (SGMII)
      Setting rgmii-tx-set to 0x18
      Setting rgmii-rx-set to 0x18
      Setting rgmii-tx-set to 0x18
      Setting rgmii-rx-set to 0x18
      Interface 4 has 1 ports (AGL)
      rtc-ds1307 0-0068: setting system clock to 2019-10-12 00:55:31 UTC (1570841731)
      switch_reset_gpio 481
      boardinfo_device_register:220 board_class:80000000002d1800 dev 80000000003f2600 
      (0)
      Registered boardinfo device 00
      lm81a 0-002c: cold start: config was 0x08 mode 1
      arcbrd_add:266 - LM81 client 80000000003f2200
      RAMDISK: squashfs filesystem found at block 0
      RAMDISK: Loading 36282KiB [1 disk] into ram disk... /
      /
      /
      /
      /
      /
      /
      /
      /
      /
      /
      /
      /
      /
      /
      /
      /
      done.
      VFS: Mounted root (squashfs filesystem) readonly on device 1:0.
      devtmpfs: mounted
      Freeing unused kernel memory: 424K (8000000004886000 - 80000000048f0000)
      random: init urandom read with 27 bits of entropy available
      >udevd[133]: starting version 174
      mmc0: MAN_BKOPS_EN bit is not set
      mmc0: new DDR MMC card at address 0001
      mmcblk0: mmc0:0001 004G60 3.69 GiB 
      mmcblk0boot0: mmc0:0001 004G60 partition 1 2.00 MiB
      mmcblk0boot1: mmc0:0001 004G60 partition 2 2.00 MiB
      mmcblk0rpmb: mmc0:0001 004G60 partition 3 512 KiB
       mmcblk0: p1
      EXT4-fs (mmcblk0p1): mounting ext3 file system using the ext4 subsystem
      EXT4-fs (mmcblk0p1): mounted filesystem with ordered data mode. Opts: (null)
      random: nonblocking pool is initialized
      sh (376): drop_caches: 3
      ipifwd: module license 'Proprietary' taints kernel.
      Disabling lock debugging due to kernel taint
      NET: Registered protocol family 41
      NET: Registered protocol family 43
      NET: Registered protocol family 42
      NET: Registered protocol family 45
      NET: Registered protocol family 46
      NET: Registered protocol family 50
      NET: Registered protocol family 53
      NET: Registered protocol family 48
      NET: Registered protocol family 51
      NET: Registered protocol family 52
      NET: Registered protocol family 47
      NET: Registered protocol family 56
      NET: Registered protocol family 58
      NET: Registered protocol family 62
      NET: Registered protocol family 59
      NET: Registered protocol family 57
      NET: Registered protocol family 63
      NET: Registered protocol family 49
      Bringing L2 switch out of reset  (GPIO 481)
      linux-kernel-bde (419): found robo device with 0:0362:5e14:5e10:04
      sh (1185): drop_caches: 3
      IPv6: ADDRCONF(NETDEV_UP): vlan1: link is not ready
      IPv6: ADDRCONF(NETDEV_UP): eth1: link is not ready
      IPv6: ADDRCONF(NETDEV_UP): eth2: link is not ready
      eth1: Link down
      eth2: Link down
      sh (1833): drop_caches: 3