U-Boot SPL 2011.09 (Jul 23 2013 - 10:01:04) Texas Instruments Revision detection unimplemented MityARM335x profile 1 - Model No: 3354-HX-X38-RC Serial No: 137364 configuring for 512 MB DDR3 Critical Link AM335X Dev Kit -- NAND Page size = 2048k Critical Link AM335X Dev Kit PLL configuration complete OMAP SD/MMC: 0 reading u-boot.img reading u-boot.img U-Boot 2011.09-00002-g27623c0-dirty (Oct 24 2013 - 07:41:09) I2C: ready WARNING: Caches not enabled Skyline u-boot board_init ver 1.0 NAND: HW ECC Hamming Code selected 512 MiB MMC: OMAP SD/MMC danm: 0 Net: cpsw Hit any key to stop autoboot: 0 SD/MMC found on device 0 reading uenv.txt 1711 bytes read Loaded environment from uenv.txt Importing environment from mmc ... reading uImage 3561696 bytes read ## Booting kernel from Legacy Image at 80007fc0 ... Image Name: Linux-3.1.0+ Image Type: ARM Linux Kernel Image (uncompressed) Data Size: 3561632 Bytes = 3.4 MiB Load Address: 80008000 Entry Point: 80008000 Verifying Checksum ... OK XIP Kernel Image ... OK OK Starting kernel ... Uncompressing Linux... done, booting the kernel. [ 0.000000] Linux version 3.1.0+ (dan@mcg-debian) (gcc version 4.5.3 20110311 (prerelease) (GCC) ) #52 Thu Oct 24 10:39:12 MDT 2013 [ 0.000000] CPU: ARMv7 Processor [413fc082] revision 2 (ARMv7), cr=10c53c7f [ 0.000000] CPU: VIPT nonaliasing data cache, VIPT aliasing instruction cache [ 0.000000] Machine: mityarm335x [ 0.000000] Memory policy: ECC disabled, Data cache writeback [ 0.000000] AM335X ES1.0 (neon ) [ 0.000000] Built 1 zonelists in Zone order, mobility grouping on. Total pages: 130048 [ 0.000000] Kernel command line: console=ttyO0,115200n8 video=da8xx:bpp=16 root=/dev/mmcblk0p2 rw rootfstype=ext3 rootwait ip=none [ 0.000000] PID hash table entries: 2048 (order: 1, 8192 bytes) [ 0.000000] Dentry cache hash table entries: 65536 (order: 6, 262144 bytes) [ 0.000000] Inode-cache hash table entries: 32768 (order: 5, 131072 bytes) [ 0.000000] Memory: 512MB = 512MB total [ 0.000000] Memory: 511672k/511672k available, 12616k reserved, 0K highmem [ 0.000000] Virtual kernel memory layout: [ 0.000000] vector : 0xffff0000 - 0xffff1000 ( 4 kB) [ 0.000000] fixmap : 0xfff00000 - 0xfffe0000 ( 896 kB) [ 0.000000] DMA : 0xff800000 - 0xffe00000 ( 6 MB) [ 0.000000] vmalloc : 0xe0800000 - 0xf8000000 ( 376 MB) [ 0.000000] lowmem : 0xc0000000 - 0xe0000000 ( 512 MB) [ 0.000000] modules : 0xbf000000 - 0xc0000000 ( 16 MB) [ 0.000000] .text : 0xc0008000 - 0xc06ef000 (7068 kB) [ 0.000000] .init : 0xc06ef000 - 0xc072b000 ( 240 kB) [ 0.000000] .data : 0xc072c000 - 0xc07a7ae8 ( 495 kB) [ 0.000000] .bss : 0xc07a7b0c - 0xc07e4678 ( 243 kB) [ 0.000000] NR_IRQS:396 [ 0.000000] IRQ: Found an INTC at 0xfa200000 (revision 5.0) with 128 interrupts [ 0.000000] Total of 128 interrupts on 1 active controller [ 0.000000] OMAP clockevent source: GPTIMER1 at 24000000 Hz [ 0.000000] OMAP clocksource: GPTIMER2 at 24000000 Hz [ 0.000000] sched_clock: 32 bits at 24MHz, resolution 41ns, wraps every 178956ms [ 0.000000] Console: colour dummy device 80x30 [ 0.000192] Calibrating delay loop... 718.02 BogoMIPS (lpj=3590144) [ 0.059023] pid_max: default: 32768 minimum: 301 [ 0.059150] Security Framework initialized [ 0.059253] Mount-cache hash table entries: 512 [ 0.059620] CPU: Testing write buffer coherency: ok [ 0.064333] print_constraints: dummy: [ 0.064686] NET: Registered protocol family 16 [ 0.065010] GPMC revision 6.0 [ 0.066960] OMAP GPIO hardware version 0.1 [ 0.069135] omap_l3_smx omap_l3_smx.0: couldn't find resource [ 0.069834] omap_mux_init: Add partition: #1: core, flags: 0 [ 0.072865] am33xx_cpsw_init gmii_sel 0xb4 [ 0.072995] omap_i2c.3: alias fck already exists [ 0.073258] omap_i2c.2: alias fck already exists [ 0.074853] Registering mcspi 1 [2] [ 0.074896] omap2_mcspi.1: alias fck already exists [ 0.075089] Registering mcspi 2 [2] [ 0.075122] omap2_mcspi.2: alias fck already exists [ 0.078526] baseboard_init [MityARM-335x DevKit]... [ 0.078835] omap_hsmmc.0: alias fck already exists [ 0.079614] omap_hsmmc.2: alias fck already exists [ 0.081112] Configuring audio... [ 0.081172] Registering mcasp1 [ 0.081621] omap_i2c.1: alias fck already exists [ 0.081834] WLAN GPIO Info.. IRQ = 186 WL_EN = 100 BT_EN = -22 [ 0.081846] Bluetooth not Enabled! [ 0.081918] baseboard_setup_wlan: finished [ 0.081959] _omap_mux_get_by_name: Could not find signal mii1_rxclk..uart1_dsrn [ 0.107082] bio: create slab at 0 [ 0.109984] SCSI subsystem initialized [ 0.112141] usbcore: registered new interface driver usbfs [ 0.112461] usbcore: registered new interface driver hub [ 0.112670] usbcore: registered new device driver usb [ 0.114307] omap_i2c omap_i2c.3: bus 3 rev4.0 at 100 kHz [ 0.115228] tps65910 3-002d: JTAGREVNUM 0x1 [ 0.116879] print_constraints: VRTC: [ 0.117571] print_constraints: VIO: at 1500 mV [ 0.120059] print_constraints: VDD1: 600 <--> 1500 mV at 1262 mV normal [ 0.121678] print_constraints: VDD2: at 1137 mV [ 0.121921] print_constraints: VDD3: 5000 mV [ 0.122568] print_constraints: VDIG1: at 1800 mV [ 0.123239] print_constraints: VDIG2: at 1800 mV [ 0.123911] print_constraints: VPLL: at 1800 mV [ 0.124566] print_constraints: VDAC: at 1800 mV [ 0.125224] print_constraints: VAUX1: at 1800 mV [ 0.125898] print_constraints: VAUX2: at 3300 mV [ 0.126572] print_constraints: VAUX33: at 3300 mV [ 0.127237] print_constraints: VMMC: at 3300 mV [ 0.127718] tps65910 3-002d: No interrupt support, no core IRQ [ 0.127914] omap_i2c omap_i2c.2: bus 2 rev4.0 at 100 kHz [ 0.139135] omap_i2c omap_i2c.1: bus 1 rev4.0 at 100 kHz [ 0.140218] Advanced Linux Sound Architecture Driver Version 1.0.24. [ 0.141537] cfg80211: Calling CRDA to update world regulatory domain [ 0.142634] Switching to clocksource gp timer [ 0.149107] Switched to NOHz mode on CPU #0 [ 0.157817] musb-hdrc: version 6.0, ?dma?, otg (peripheral+host) [ 0.158019] musb-hdrc musb-hdrc.0: dma type: pio [ 0.158917] musb-hdrc musb-hdrc.0: USB OTG mode controller at e080a000 using PIO, IRQ 18 [ 0.159105] musb-hdrc musb-hdrc.1: dma type: pio [ 0.159852] musb-hdrc musb-hdrc.1: USB OTG mode controller at e080c800 using PIO, IRQ 19 [ 0.160249] NET: Registered protocol family 2 [ 0.160440] IP route cache hash table entries: 4096 (order: 2, 16384 bytes) [ 0.160734] TCP established hash table entries: 16384 (order: 5, 131072 bytes) [ 0.161029] TCP bind hash table entries: 16384 (order: 4, 65536 bytes) [ 0.161206] TCP: Hash tables configured (established 16384 bind 16384) [ 0.161218] TCP reno registered [ 0.161231] UDP hash table entries: 256 (order: 0, 4096 bytes) [ 0.161255] UDP-Lite hash table entries: 256 (order: 0, 4096 bytes) [ 0.161434] NET: Registered protocol family 1 [ 0.161727] RPC: Registered named UNIX socket transport module. [ 0.161742] RPC: Registered udp transport module. [ 0.161751] RPC: Registered tcp transport module. [ 0.161761] RPC: Registered tcp NFSv4.1 backchannel transport module. [ 0.161974] NetWinder Floating Point Emulator V0.97 (double precision) [ 0.182241] VFS: Disk quotas dquot_6.5.2 [ 0.182307] Dquot-cache hash table entries: 1024 (order 0, 4096 bytes) [ 0.182955] msgmni has been set to 999 [ 0.183718] io scheduler noop registered [ 0.183733] io scheduler deadline registered [ 0.183796] io scheduler cfq registered (default) [ 0.184742] _regulator_get: tps6116x supply vlcd not found, using dummy regulator [ 0.187667] tps6116x tps6116x: registered backlight controller [ 0.188217] DA8XX FB - options = bpp=16 [ 0.188327] da8xx_lcdc da8xx_lcdc.0: GLCD: Found 800x600 panel [ 0.188354] DA8XX FB: 1024 x 768 16 bpp [ 0.202031] Console: switching to colour frame buffer device 128x48 [ 0.209669] Serial: 8250/16550 driver, 4 ports, IRQ sharing enabled [ 0.211368] omap_uart.0: ttyO0 at MMIO 0x44e09000 (irq = 72) is a OMAP UART0 [ 0.868407] console [ttyO0] enabled [ 0.872563] omap_uart.1: ttyO1 at MMIO 0x48022000 (irq = 73) is a OMAP UART1 [ 0.880319] omap_uart.2: ttyO2 at MMIO 0x48024000 (irq = 74) is a OMAP UART2 [ 0.888002] omap_uart.3: ttyO3 at MMIO 0x481a6000 (irq = 44) is a OMAP UART3 [ 0.895668] omap_uart.4: ttyO4 at MMIO 0x481a8000 (irq = 45) is a OMAP UART4 [ 0.903328] omap_uart.5: ttyO5 at MMIO 0x481aa000 (irq = 46) is a OMAP UART5 [ 0.919453] brd: module loaded [ 0.927409] loop: module loaded [ 0.930873] i2c-core: driver [tsl2550] using legacy suspend method [ 0.937369] i2c-core: driver [tsl2550] using legacy resume method [ 0.943798] at24 2-0050: 256 byte 24c02 EEPROM, read-only, 0 bytes/write [ 0.956647] MityARM-335x: Factory Config Version Wrong (10002) [ 0.964939] m25p80 spi2.0: m25p64-nonjedec (8192 Kbytes) [ 0.970500] Creating 1 MTD partitions on "spi_flash": [ 0.975820] 0x000000000000-0x000000800000 : "NOR User Defined" [ 0.983609] omap2-nand driver initializing [ 0.988224] ONFI flash detected [ 0.991616] ONFI param page 0 valid [ 0.995301] NAND device: Manufacturer ID: 0x2c, Chip ID: 0xdc (Micron MT29F4G08ABAEAWP) [ 1.003683] Creating 8 MTD partitions on "omap2-nand.0": [ 1.009228] 0x000000000000-0x000000020000 : "SPL" [ 1.014139] mtd: partition "SPL" doesn't end on an erase block -- force read-only [ 1.023386] 0x000000020000-0x000000040000 : "SPL.backup1" [ 1.029016] mtd: partition "SPL.backup1" doesn't start on an erase block boundary -- force read-only [ 1.039755] 0x000000040000-0x000000060000 : "SPL.backup2" [ 1.045430] mtd: partition "SPL.backup2" doesn't end on an erase block -- force read-only [ 1.055365] 0x000000060000-0x000000080000 : "SPL.backup3" [ 1.060995] mtd: partition "SPL.backup3" doesn't start on an erase block boundary -- force read-only [ 1.071914] 0x000000080000-0x000000260000 : "U-Boot" [ 1.077135] mtd: partition "U-Boot" doesn't end on an erase block -- force read-only [ 1.086840] 0x000000260000-0x000000280000 : "U-Boot Env" [ 1.092386] mtd: partition "U-Boot Env" doesn't start on an erase block boundary -- force read-only [ 1.103164] 0x000000280000-0x000000780000 : "Kernel" [ 1.110552] 0x000000780000-0x000020000000 : "File System" [ 1.221231] OneNAND driver initializing [ 1.272684] davinci_mdio davinci_mdio.0: davinci mdio revision 1.6 [ 1.279132] davinci_mdio davinci_mdio.0: detected phy mask fffffffe [ 1.286351] davinci_mdio.0: probed [ 1.289899] davinci_mdio davinci_mdio.0: phy[0]: device 0:00, driver SMSC LAN8710/LAN8720 [ 1.298661] CAN device driver interface [ 1.302680] CAN bus driver for Bosch D_CAN controller 1.0 [ 1.309106] d_can d_can.0: d_can device registered (irq=52, irq_obj=53) [ 1.316716] d_can d_can.1: d_can device registered (irq=55, irq_obj=56) [ 1.324425] usbcore: registered new interface driver cdc_ether [ 1.330653] usbcore: registered new interface driver cdc_subset [ 1.336924] Initializing USB Mass Storage driver... [ 1.342234] usbcore: registered new interface driver usb-storage [ 1.348517] USB Mass Storage support registered. [ 1.353414] gadget: using random self ethernet address [ 1.358866] gadget: using random host ethernet address [ 1.364836] usb0: MAC 3e:15:73:ad:41:6c [ 1.368835] usb0: HOST MAC f6:22:82:48:90:ee [ 1.373373] gadget: Ethernet Gadget, version: Memorial Day 2008 [ 1.379650] gadget: g_ether ready [ 1.383232] musb-hdrc musb-hdrc.0: MUSB HDRC host driver [ 1.388845] musb-hdrc musb-hdrc.0: new USB bus registered, assigned bus number 1 [ 1.396683] usb usb1: New USB device found, idVendor=1d6b, idProduct=0002 [ 1.403778] usb usb1: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 1.411306] usb usb1: Product: MUSB HDRC host driver [ 1.416489] usb usb1: Manufacturer: Linux 3.1.0+ musb-hcd [ 1.422112] usb usb1: SerialNumber: musb-hdrc.0 [ 1.427654] hub 1-0:1.0: USB hub found [ 1.431593] hub 1-0:1.0: 1 port detected [ 1.436340] musb-hdrc musb-hdrc.1: MUSB HDRC host driver [ 1.441906] musb-hdrc musb-hdrc.1: new USB bus registered, assigned bus number 2 [ 1.449712] usb usb2: New USB device found, idVendor=1d6b, idProduct=0002 [ 1.456806] usb usb2: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 1.464348] usb usb2: Product: MUSB HDRC host driver [ 1.469522] usb usb2: Manufacturer: Linux 3.1.0+ musb-hcd [ 1.475155] usb usb2: SerialNumber: musb-hdrc.1 [ 1.480606] hub 2-0:1.0: USB hub found [ 1.484563] hub 2-0:1.0: 1 port detected [ 1.489646] mousedev: PS/2 mouse device common for all mice [ 1.496586] input: ti-tsc-adcc as /devices/platform/tsc/input/input0 [ 1.504320] omap_rtc omap_rtc: rtc core: registered omap_rtc as rtc0 [ 1.510975] omap_rtc: already running [ 1.515054] i2c /dev entries driver [ 1.519520] Linux media interface: v0.10 [ 1.523865] Linux video capture interface: v2.00 [ 1.528984] usbcore: registered new interface driver uvcvideo [ 1.535004] USB Video Class driver (1.1.1) [ 1.942693] usb 2-1: new full speed USB device number 2 using musb-hdrc [ 2.083900] usb 2-1: New USB device found, idVendor=04d8, idProduct=000a [ 2.090889] usb 2-1: New USB device strings: Mfr=1, Product=2, SerialNumber=0 [ 2.098343] usb 2-1: Product: CDC RS-232 Emulation Demo [ 2.103798] usb 2-1: Manufacturer: Microchip Technology Inc. [ 2.592687] omap_i2c omap_i2c.1: controller timed out [ 3.592681] omap_i2c omap_i2c.1: controller timed out [ 4.592674] omap_i2c omap_i2c.1: controller timed out [ 5.612678] omap_i2c omap_i2c.1: controller timed out [ 6.632675] omap_i2c omap_i2c.1: controller timed out [ 7.632676] omap_i2c omap_i2c.1: controller timed out [ 8.652674] omap_i2c omap_i2c.1: controller timed out [ 9.672672] omap_i2c omap_i2c.1: controller timed out [ 9.693679] OMAP Watchdog Timer Rev 0x01: initial timeout 60 sec [ 9.700765] cpuidle: using governor ladder [ 9.705593] cpuidle: using governor menu [ 9.713735] usbcore: registered new interface driver usbhid [ 9.719559] usbhid: USB HID core driver [ 9.724599] usbcore: registered new interface driver snd-usb-audio [ 9.754302] tlv320aic26-codec spi1.1: Probing AIC26 SoC CODEC driver [ 9.772964] asoc: tlv320aic26-hifi <-> davinci-mcasp.1 mapping ok [ 9.780478] ALSA device list: [ 9.783610] #0: MityARM-335X DevKit [ 9.787427] oprofile: hardware counters not available [ 9.792699] oprofile: using timer interrupt. [ 9.797174] nf_conntrack version 0.5.0 (7994 buckets, 31976 max) [ 9.804028] ip_tables: (C) 2000-2006 Netfilter Core Team [ 9.809680] TCP cubic registered [ 9.813080] NET: Registered protocol family 17 [ 9.817721] can: controller area network core (rev 20090105 abi 8) [ 9.824266] NET: Registered protocol family 29 [ 9.828943] can: raw protocol (rev 20090105) [ 9.833407] can: broadcast manager protocol (rev 20090105 t) [ 9.839345] lib80211: common routines for IEEE802.11 drivers [ 9.845299] Registering the dns_resolver key type [ 9.850270] VFP support v0.3: implementor 41 architecture 3 part 30 variant c rev 3 [ 9.858275] ThumbEE CPU extension supported. [ 9.866869] regulator_init_complete: VMMC: incomplete constraints, leaving on [ 9.874834] regulator_init_complete: VAUX33: incomplete constraints, leaving on [ 9.882951] regulator_init_complete: VAUX2: incomplete constraints, leaving on [ 9.890948] regulator_init_complete: VAUX1: incomplete constraints, leaving on [ 9.898961] regulator_init_complete: VDAC: incomplete constraints, leaving on [ 9.906882] regulator_init_complete: VPLL: incomplete constraints, leaving on [ 9.914797] regulator_init_complete: VDIG2: incomplete constraints, leaving on [ 9.922813] regulator_init_complete: VDIG1: incomplete constraints, leaving on [ 9.931272] regulator_init_complete: VDD2: incomplete constraints, leaving on [ 9.939201] regulator_init_complete: VIO: incomplete constraints, leaving on [ 9.947036] regulator_init_complete: VRTC: incomplete constraints, leaving on [ 9.954735] Detected MACID=90:59:af:6d:be:d2 [ 9.959761] mmc0: host does not support reading read-only switch. assuming write-enable. [ 9.969315] omap_rtc omap_rtc: setting system clock to 2000-01-01 03:43:09 UTC (946698189) [ 9.978558] Waiting for root device /dev/mmcblk0p2... [ 9.984061] mmc0: new high speed SDHC card at address e624 [ 9.990377] mmcblk0: mmc0:e624 SU08G 7.40 GiB [ 9.997052] mmcblk0: p1 p2 p3 [ 10.096462] kjournald starting. Commit interval 5 seconds [ 10.102232] EXT3-fs (mmcblk0p2): warning: maximal mount count reached, running e2fsck is recommended [ 10.115240] EXT3-fs (mmcblk0p2): using internal journal [ 10.120722] EXT3-fs (mmcblk0p2): recovery complete [ 10.125767] EXT3-fs (mmcblk0p2): mounted filesystem with ordered data mode [ 10.133049] VFS: Mounted root (ext3 filesystem) on device 179:2. [ 10.139666] Freeing init memory: 240K INIT: version 2.88 booting [info] Using makefile-style concurrent boot in runlevel S. [ ok ] Starting the hotplug events dispatcher: udevd. [ ok ] Synthesizing the initial hotplug events...done. [ ok ] Waiting for /dev to be fully populated...done. [ ok ] Activating swap...done. [ ok ] Cleaning up temporary files... /tmp. [mntent]: line 2 in /etc/fstab is bad [mntent]: line 3 in /etc/fstab is bad [mntent]: line 2 in /etc/fstab is bad [mntent]: line 3 in /etc/fstab is bad [mntent]: line 2 in /etc/fstab is bad [mntent]: line 3 in /etc/fstab is bad [mntent]: line 2 in /etc/fstab is bad [mntent]: line 3 in /etc/fstab is bad [mntent]: line 2 in /etc/fstab is bad [mntent]: line 3 in /etc/fstab is bad [mntent]: line 2 in /etc/fstab is bad [mntent]: line 3 in /etc/fstab is bad [ ok ] Activating lvm and md swap...done. [....] Checking file systems...fsck from util-linux 2.20.1 done. [....] Mounting local filesystems...[mntent]: line 2 in /etc/fstab is bad [mntent]: line 3 in /etc/fstab is bad done. [ ok ] Activating swapfile swap...done. [ ok ] Cleaning up temporary files.... [ ok ] Setting kernel variables ...done. [ ok ] Configuring network interfaces...done. [....] Starting rpcbind daemon...rpcbind: cannot create socket for udp6 rpcbind: cannot create socket for tcp6 . ok [ ok ] Starting NFS common utilities: statd idmapd. [ ok ] Cleaning up temporary files.... INIT: Entering runlevel: 2 [info] Using makefile-style concurrent boot in runlevel 2. [ ok ] Starting rpcbind daemon...[....] Already running.. [ ok ] Starting NFS common utilities: statd idmapd. [ ok ] Starting enhanced syslogd: rsyslogd. [....] Starting web server: apache2apache2: Could not reliably determine the server's fully qualified domain name, using 127.0.1.1 for ServerName . ok [ ok ] Starting periodic command scheduler: cron. [ ok ] Starting system message bus: dbus. [ ok ] Loading cpufreq kernel modules...done (none). [ ok ] CPUFreq Utilities: Setting ondemand CPUFreq governor...disabled, governor not available...done. [ ok ] Starting OpenBSD Secure Shell server: sshd. Debian GNU/Linux 7.0 arm ttyO0 arm login: root Password: Last login: Sat Jan 1 02:07:30 UTC 2000 on ttyO0 Linux arm 3.1.0+ #52 Thu Oct 24 10:39:12 MDT 2013 armv7l The programs included with the Debian GNU/Linux system are free software; the exact distribution terms for each program are described in the individual files in /usr/share/doc/*/copyright. Debian GNU/Linux comes with ABSOLUTELY NO WARRANTY, to the extent permitted by applicable law. root@arm:~# less eth0.sh ifconfig eth0 10.1.2.111 netmask 255.255.252.0 up root@arm:~# ./eth0.sh [ 45.311962] PHY 0:01 not found [ 45.315619] [ 45.315623] CPSW phy found : id is : 0x7c0f1 root@arm:~# [ 48.313231] PHY: 0:00 - Link is Up - 100/Half root@arm:~# ping 10.1.1.1 PING 10.1.1.1 (10.1.1.1) 56(84) bytes of data. From 10.1.2.111 icmp_seq=2 Destination Host Unreachable From 10.1.2.111 icmp_seq=3 Destination Host Unreachable From 10.1.2.111 icmp_seq=4 Destination Host Unreachable ^C --- 10.1.1.1 ping statistics --- 4 packets transmitted, 0 received, +3 errors, 100% packet loss, time 2999ms pipe 3 root@arm:~# ifconfig eth0 Link encap:Ethernet HWaddr 90:59:af:6d:be:d2 inet addr:10.1.2.111 Bcast:10.1.3.255 Mask:255.255.252.0 UP BROADCAST RUNNING MULTICAST MTU:1500 Metric:1 RX packets:0 errors:0 dropped:0 overruns:0 frame:0 TX packets:3 errors:0 dropped:0 overruns:0 carrier:0 collisions:0 txqueuelen:1000 RX bytes:0 (0.0 B) TX bytes:180 (180.0 B) Interrupt:40 lo Link encap:Local Loopback inet addr:127.0.0.1 Mask:255.0.0.0 UP LOOPBACK RUNNING MTU:16436 Metric:1 RX packets:3 errors:0 dropped:0 overruns:0 frame:0 TX packets:3 errors:0 dropped:0 overruns:0 carrier:0 collisions:0 txqueuelen:0 RX bytes:336 (336.0 B) TX bytes:336 (336.0 B) root@arm:~#