第5章 起動と終了

5.1. 起動

Armadillo-IoT G3に電源を接続するときUSBシリアル変換アダプタのスライドスイッチによって起動モードが変わります。 詳しくは「スライドスイッチの設定について」を参照してください。 本節では、保守モードに設定しているときの例を示します。 オートブートモードを選択した場合は、途中でコマンドを入力することなく起動が完了します。

U-Boot SPL 2016.07-at20 (Oct 02 2019 - 18:17:52)
Trying to boot from MMC2


U-Boot 2016.07-at20 (Oct 02 2019 - 18:17:52 +0900)

CPU:   Freescale i.MX7D rev1.3 at 996MHz
CPU:   Extended Commercial temperature grade (-20C to 105C) at 39C
Reset cause: POR
       Watchdog enabled
I2C:   ready
DRAM:  1 GiB
Boot Source: eMMC
Board Type: Armadillo-IoT G3 M1(0a000003)
Revision: 0000
S/N: 16
DRAM: 00001e05
XTAL: 00
MMC:   FSL_SDHC: 0, FSL_SDHC: 1
Loading Environment from MMC... *** Warning - bad CRC, using default environment

Failed (-5)
Loading Environment from MMC... *** Warning - bad CRC, using default environment

Failed (-5)
In:    serial
Out:   serial
Err:   serial
Found PFUZE300! deviceid 0x30, revid 0x11
Net:   FEC0
=>

図5.1 電源投入直後のログ


Linuxシステムを起動するには、次のように "boot"コマンドを実行してください。コマンドを実行するとブートローダーがLinuxシステムを起動させます。シリアル通信ソフトウェアにはLinuxの起動ログが表示されます。

=> boot
switch to partitions #0, OK
mmc1(part 0) is current device
switch to partitions #0, OK
mmc1(part 0) is current device
reading boot.scr
** Unable to read file boot.scr **
reading boot.scr
** Unable to read file boot.scr **
reading uImage
11813920 bytes read in 286 ms (39.4 MiB/s)
Booting from mmc ...
reading armadillo_iotg_g3_m1.dtb
54375 bytes read in 18 ms (2.9 MiB/s)
## Booting kernel from Legacy Image at 82000000 ...
   Image Name:   Linux-4.9.133-at17
   Image Type:   ARM Linux Kernel Image (uncompressed)
   Data Size:    11813856 Bytes = 11.3 MiB
   Load Address: 80008000
   Entry Point:  80008000
   Verifying Checksum ... OK
## Flattened Device Tree blob at 84800000
   Booting using the fdt blob at 0x84800000
   Loading Kernel Image ... OK
   Using Device Tree in place at 84800000, end 84810466

Starting kernel ...

Booting Linux on physical CPU 0x0
Linux version 4.9.133-at17 (atmark@atde8) (gcc version 8.3.0 (Debian 8.3.0-2) ) #2 SMP PREEMPT Fri Dec 11 18:48:58 JST 2020
CPU: ARMv7 Processor [410fc075] revision 5 (ARMv7), cr=10c53c7d
CPU: div instructions available: patching division code
CPU: PIPT / VIPT nonaliasing data cache, VIPT aliasing instruction cache
OF: fdt:Machine model: Atmark-Techno Armadillo-IoT Gateway G3 M1 Board
Reserved memory: created CMA memory pool at 0xac000000, size 320 MiB
OF: reserved mem: initialized node linux,cma, compatible id shared-dma-pool
Memory policy: Data cache writealloc
percpu: Embedded 14 pages/cpu @ab61b000 s26636 r8192 d22516 u57344
Built 1 zonelists in Zone order, mobility grouping on.  Total pages: 259840
Kernel command line: console=ttymxc4,115200 root=/dev/mmcblk2p2 rootwait rw
PID hash table entries: 4096 (order: 2, 16384 bytes)
Dentry cache hash table entries: 131072 (order: 7, 524288 bytes)
Inode-cache hash table entries: 65536 (order: 6, 262144 bytes)
Memory: 688276K/1048576K available (11264K kernel code, 657K rwdata, 5040K rodata, 3072K init, 493K bss, 32620K reserved, 327680K cma-reserved, 0K highmem)
Virtual kernel memory layout:
    vector  : 0xffff0000 - 0xffff1000   (   4 kB)
    fixmap  : 0xffc00000 - 0xfff00000   (3072 kB)
    vmalloc : 0xc0800000 - 0xff800000   (1008 MB)
    lowmem  : 0x80000000 - 0xc0000000   (1024 MB)
    pkmap   : 0x7fe00000 - 0x80000000   (   2 MB)
    modules : 0x7f000000 - 0x7fe00000   (  14 MB)
      .text : 0x80008000 - 0x80c00000   (12256 kB)
      .init : 0x81200000 - 0x81500000   (3072 kB)
      .data : 0x81500000 - 0x815a4460   ( 658 kB)
       .bss : 0x815a6000 - 0x816214ec   ( 494 kB)
SLUB: HWalign=64, Order=0-3, MinObjects=0, CPUs=2, Nodes=1
Preemptible hierarchical RCU implementation.
	Build-time adjustment of leaf fanout to 32.
	RCU restricting CPUs from NR_CPUS=4 to nr_cpu_ids=2.
RCU: Adjusting geometry for rcu_fanout_leaf=32, nr_cpu_ids=2
NR_IRQS:16 nr_irqs:16 16
arm_arch_timer: Architected cp15 timer(s) running at 8.00MHz (phys).
clocksource: arch_sys_counter: mask: 0xffffffffffffff max_cycles: 0x1d854df40, max_idle_ns: 440795202120 ns
sched_clock: 56 bits at 8MHz, resolution 125ns, wraps every 2199023255500ns
Switching to timer-based delay loop, resolution 125ns
Ignoring duplicate/late registration of read_current_timer delay
clocksource: mxc_timer1: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 637086815595 ns
Console: colour dummy device 80x30
Calibrating delay loop (skipped), value calculated using timer frequency.. 16.00 BogoMIPS (lpj=80000)
pid_max: default: 32768 minimum: 301
Mount-cache hash table entries: 2048 (order: 1, 8192 bytes)
Mountpoint-cache hash table entries: 2048 (order: 1, 8192 bytes)
CPU: Testing write buffer coherency: ok
CPU0: update cpu_capacity 1024
CPU0: thread -1, cpu 0, socket 0, mpidr 80000000
Setting up static identity map for 0x80100000 - 0x80100058
CPU1: update cpu_capacity 1024
CPU1: thread -1, cpu 1, socket 0, mpidr 80000001
Brought up 2 CPUs
SMP: Total of 2 processors activated (32.00 BogoMIPS).
CPU: All CPU(s) started in SVC mode.
devtmpfs: initialized
VFP support v0.3: implementor 41 architecture 2 part 30 variant 7 rev 5
clocksource: jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns
futex hash table entries: 512 (order: 3, 32768 bytes)
pinctrl core: initialized pinctrl subsystem
NET: Registered protocol family 16
DMA: preallocated 256 KiB pool for atomic coherent allocations
cpuidle: using governor ladder
cpuidle: using governor menu
DDR type is DDR3!
hw-breakpoint: found 5 (+1 reserved) breakpoint and 4 watchpoint registers.
hw-breakpoint: maximum watchpoint size is 8 bytes.
imx7d-pinctrl 302c0000.iomuxc-lpsr: initialized IMX pinctrl driver
imx7d-pinctrl 30330000.iomuxc: initialized IMX pinctrl driver
MU is ready for cross core communication!
GPIO line 13 (MCU_INTB) hogged as input
GPIO line 43 (SVEN) hogged as output/high
GPIO line 60 (LAN1_INT_N) hogged as input
GPIO line 62 (LAN1_COMA_MODE) hogged as output/low
GPIO line 85 (EC25_USB_VBUS) hogged as output/low
mxs-dma 33000000.dma-apbh: initialized
vgaarb: loaded
SCSI subsystem initialized
usbcore: registered new interface driver usbfs
usbcore: registered new interface driver hub
usbcore: registered new device driver usb
30800000.aips-bus:usbphynop1 supply vcc not found, using dummy regulator
30800000.aips-bus:usbphynop2 supply vcc not found, using dummy regulator
i2c i2c-0: IMX I2C adapter registered
i2c i2c-0: can't use DMA, using PIO instead.
gpio_bmic 3-0014: version: 2.0
bmic_regulator 3-0016: version: 1.0
i2c i2c-3: IMX I2C adapter registered
i2c i2c-3: can't use DMA, using PIO instead.
Linux video capture interface: v2.00
pps_core: LinuxPPS API ver. 1 registered
pps_core: Software ver. 5.3.6 - Copyright 2005-2007 Rodolfo Giometti <giometti@linux.it>
PTP clock support registered
MIPI CSI2 driver module loaded
imx rpmsg driver is registered.
Advanced Linux Sound Architecture Driver Initialized.
Bluetooth: Core ver 2.22
NET: Registered protocol family 31
Bluetooth: HCI device and connection manager initialized
Bluetooth: HCI socket layer initialized
Bluetooth: L2CAP socket layer initialized
Bluetooth: SCO socket layer initialized
armadillo_iotg_addon addon: No add-on expansion board detected at Add-On Module I/F 1.
armadillo_iotg_addon addon: No add-on expansion board detected at Add-On Module I/F 2.
clocksource: Switched to clocksource arch_sys_counter
VFS: Disk quotas dquot_6.6.0
VFS: Dquot-cache hash table entries: 1024 (order 0, 4096 bytes)
NET: Registered protocol family 2
TCP established hash table entries: 8192 (order: 3, 32768 bytes)
TCP bind hash table entries: 8192 (order: 4, 65536 bytes)
TCP: Hash tables configured (established 8192 bind 8192)
UDP hash table entries: 512 (order: 2, 16384 bytes)
UDP-Lite hash table entries: 512 (order: 2, 16384 bytes)
NET: Registered protocol family 1
RPC: Registered named UNIX socket transport module.
RPC: Registered udp transport module.
RPC: Registered tcp transport module.
RPC: Registered tcp NFSv4.1 backchannel transport module.
Bus freq driver module loaded
workingset: timestamp_bits=14 max_order=18 bucket_order=4
squashfs: version 4.0 (2009/01/31) Phillip Lougher
NFS: Registering the id_resolver key type
Key type id_resolver registered
Key type id_legacy registered
jffs2: version 2.2. (NAND) c 2001-2006 Red Hat, Inc.
fuse init (API version 7.26)
NET: Registered protocol family 38
Block layer SCSI generic (bsg) driver version 0.4 loaded (major 248)
io scheduler noop registered
io scheduler deadline registered
io scheduler cfq registered (default)
OF: PCI: host bridge /soc/pcie@0x33800000 ranges:
OF: PCI:   No bus range found for /soc/pcie@0x33800000, using [bus 00-ff]
OF: PCI:    IO 0x4ff80000..0x4ff8ffff -> 0x00000000
OF: PCI:   MEM 0x40000000..0x4fefffff -> 0x40000000
imx6q-pcie 33800000.pcie: Speed change timeout
imx6q-pcie 33800000.pcie: Roll back to GEN1 link!
imx6q-pcie 33800000.pcie: Link up, Gen1
imx6q-pcie 33800000.pcie: PCI host bridge to bus 0000:00
pci_bus 0000:00: root bus resource [bus 00-ff]
pci_bus 0000:00: root bus resource [io  0x0000-0xffff]
pci_bus 0000:00: root bus resource [mem 0x40000000-0x4fefffff]
PCI: bus0: Fast back to back transfers disabled
PCI: bus1: Fast back to back transfers disabled
pci 0000:00:00.0: BAR 0: assigned [mem 0x40000000-0x400fffff]
pci 0000:00:00.0: BAR 14: assigned [mem 0x40100000-0x401fffff]
pci 0000:00:00.0: BAR 15: assigned [mem 0x40200000-0x402fffff pref]
pci 0000:00:00.0: BAR 6: assigned [mem 0x40300000-0x4030ffff pref]
pci 0000:01:00.0: BAR 0: assigned [mem 0x40100000-0x4017ffff 64bit]
pci 0000:01:00.0: BAR 6: assigned [mem 0x40200000-0x4020ffff pref]
pci 0000:00:00.0: PCI bridge to [bus 01-ff]
pci 0000:00:00.0:   bridge window [mem 0x40100000-0x401fffff]
pci 0000:00:00.0:   bridge window [mem 0x40200000-0x402fffff pref]
pcieport 0000:00:00.0: Signaling PME through PCIe PME interrupt
pci 0000:01:00.0: Signaling PME through PCIe PME interrupt
imx-sdma 30bd0000.sdma: loaded firmware 4.2
pfuze100-regulator 3-0009: Full layer: 1, Metal layer: 1
pfuze100-regulator 3-0009: FAB: 0, FIN: 0
pfuze100-regulator 3-0009: pfuze3000 found.
30a70000.serial: ttymxc4 at MMIO 0x30a70000 (irq = 45, base_baud = 5000000) is a IMX
console [ttymxc4] enabled
30a90000.serial: ttymxc6 at MMIO 0x30a90000 (irq = 46, base_baud = 500000) is a IMX
imx sema4 driver is registered.
[drm] Initialized
[drm] Initialized vivante 1.0.0 20120216 on minor 0
brd: module loaded
loop: module loaded
(hci_tty): inside hci_tty_init
(hci_tty): allocated 246, 0
libphy: Fixed MDIO Bus: probed
tun: Universal TUN/TAP device driver, 1.6
tun: (C) 1999-2004 Max Krasnyansky <maxk@qualcomm.com>
CAN device driver interface
30bf0000.ethernet supply phy not found, using dummy regulator
pps pps0: new PPS source ptp0
libphy: fec_enet_mii_bus: probed
fec 30bf0000.ethernet eth0: registered PHC device 0
PPP generic driver version 2.4.2
ath9k 0000:01:00.0: enabling device (0140 -> 0142)
ieee80211 phy0: Atheros AR9462 Rev:2 mem=0xc0a00000, irq=285
usbcore: registered new interface driver kaweth
pegasus: v0.9.3 (2013/04/25), Pegasus/Pegasus II USB Ethernet driver
usbcore: registered new interface driver pegasus
usbcore: registered new interface driver rtl8150
usbcore: registered new interface driver r8152
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 cdc_eem
usbcore: registered new interface driver smsc95xx
usbcore: registered new interface driver net1080
usbcore: registered new interface driver cdc_subset
usbcore: registered new interface driver zaurus
usbcore: registered new interface driver sierra_net
usbcore: registered new interface driver cdc_ncm
usbcore: registered new interface driver qmi_wwan
ehci_hcd: USB 2.0 'Enhanced' Host Controller (EHCI) Driver
ehci-pci: EHCI PCI platform driver
ehci-mxc: Freescale On-Chip EHCI Host driver
usbcore: registered new interface driver cdc_acm
cdc_acm: USB Abstract Control Model driver for USB modems and ISDN adapters
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 ftdi_sio
usbserial: USB Serial support registered for FTDI USB Serial Device
usbcore: registered new interface driver option
usbserial: USB Serial support registered for GSM modem (1-port)
usbcore: registered new interface driver sierra
usbserial: USB Serial support registered for Sierra USB modem
usbcore: registered new interface driver usb_serial_simple
usbserial: USB Serial support registered for carelink
usbserial: USB Serial support registered for zio
usbserial: USB Serial support registered for funsoft
usbserial: USB Serial support registered for flashloader
usbserial: USB Serial support registered for google
usbserial: USB Serial support registered for libtransistor
usbserial: USB Serial support registered for vivopay
usbserial: USB Serial support registered for moto_modem
usbserial: USB Serial support registered for motorola_tetra
usbserial: USB Serial support registered for novatel_gps
usbserial: USB Serial support registered for hp4x
usbserial: USB Serial support registered for suunto
usbserial: USB Serial support registered for siemens_mpi
usbcore: registered new interface driver usb_ehset_test
usb3503 3-0008: switched to HUB mode
usb3503 3-0008: usb3503_probe: probed in hub mode
30b10200.usbmisc supply vbus-wakeup not found, using dummy regulator
30b30200.usbmisc supply vbus-wakeup not found, using dummy regulator
30b20200.usbmisc supply vbus-wakeup not found, using dummy regulator
ci_hdrc ci_hdrc.0: EHCI Host Controller
ci_hdrc ci_hdrc.0: new USB bus registered, assigned bus number 1
ci_hdrc ci_hdrc.0: USB 2.0 started, EHCI 1.00
hub 1-0:1.0: USB hub found
hub 1-0:1.0: 1 port detected
30b30000.usb supply vbus not found, using dummy regulator
ci_hdrc ci_hdrc.1: EHCI Host Controller
ci_hdrc ci_hdrc.1: new USB bus registered, assigned bus number 2
ci_hdrc ci_hdrc.1: USB 2.0 started, EHCI 1.00
hub 2-0:1.0: USB hub found
hub 2-0:1.0: 1 port detected
udc-core: couldn't find an available UDC - added [g_cdc] to list of pending drivers
mousedev: PS/2 mouse device common for all mice
input: 30370000.snvs:snvs-powerkey as /devices/soc0/soc/30000000.aips-bus/30370000.snvs/30370000.snvs:snvs-powerkey/input/input0
bmic_rtc 3-0011: version: 1.1
bmic_rtc 3-0011: rtc core: registered bmic_rtc as rtc0
snvs_rtc 30370000.snvs:snvs-rtc-lp: rtc core: registered 30370000.snvs:snvs- as rtc1
i2c /dev entries driver
IR NEC protocol handler initialized
IR RC5(x/sz) protocol handler initialized
IR RC6 protocol handler initialized
IR JVC protocol handler initialized
IR Sony protocol handler initialized
IR SANYO protocol handler initialized
IR Sharp protocol handler initialized
IR MCE Keyboard/mouse protocol handler initialized
IR XMP protocol handler initialized
usbcore: registered new interface driver uvcvideo
USB Video Class driver (1.1.1)
bmic_thermal 3-0013: version: 1.0
imx2-wdt 30280000.wdog: timeout 10 sec (nowayout=0)
Bluetooth: HCI UART driver ver 2.3
Bluetooth: HCI UART protocol H4 registered
Bluetooth: HCI UART protocol BCSP registered
Bluetooth: HCI UART protocol LL registered
Bluetooth: HCI UART protocol ATH3K registered
usbcore: registered new interface driver bcm203x
usbcore: registered new interface driver btusb
usbcore: registered new interface driver ath3k
sdhci: Secure Digital Host Controller Interface driver
sdhci: Copyright(c) Pierre Ossman
sdhci-pltfm: SDHCI platform and OF driver helper
sdhci-esdhc-imx 30b40000.usdhc: Got CD GPIO
sdhci-esdhc-imx 30b40000.usdhc: Got WP GPIO
mmc0: SDHCI controller on 30b40000.usdhc [30b40000.usdhc] using ADMA
sdhci-esdhc-imx 30b60000.usdhc: could not get ultra high speed state, work on normal mode
sdhci-esdhc-imx 30b60000.usdhc: allocated mmc-pwrseq
usb 2-1: new high-speed USB device number 2 using ci_hdrc
mmc2: SDHCI controller on 30b60000.usdhc [30b60000.usdhc] using ADMA
caam 30900000.caam: ERA source: CCBVID.
caam 30900000.caam: Entropy delay = 3200
caam 30900000.caam: Instantiated RNG4 SH0
random: fast init done
caam 30900000.caam: Instantiated RNG4 SH1
caam 30900000.caam: device ID = 0x0a16030000000000 (Era 8)
caam 30900000.caam: job rings = 3, qi = 0
mmc2: new DDR MMC card at address 0001
mmcblk2: mmc2:0001 Q2J55L 3.56 GiB 
caam algorithms registered in /proc/crypto
mmcblk2boot0: mmc2:0001 Q2J55L partition 1 2.00 MiB
caam_jr 30901000.jr0: registering rng-caam
caam 30900000.caam: caam pkc algorithms registered in /proc/crypto
mmcblk2boot1: mmc2:0001 Q2J55L partition 2 2.00 MiB
snvs-secvio 30370000.caam-snvs: can't get snvs clock
snvs-secvio 30370000.caam-snvs: violation handlers armed - non-secure state
usbcore: registered new interface driver usbhid
usbhid: USB HID core driver
usbcore: registered new interface driver r8712u
bmic_adc 3-0012: version: 1.0
coresight-etm3x 3007c000.etm: ETM 3.5 initialized
coresight-etm3x 3007d000.etm: ETM 3.5 initialized
usbcore: registered new interface driver snd-usb-audio
NET: Registered protocol family 26
Netfilter messages via NETLINK v0.30.
nfnl_acct: registering with nfnetlink.
nf_conntrack version 0.5.0 (16384 buckets, 65536 max)
ctnetlink v0.93: registering with nfnetlink.
nf_tables: (c) 2007-2009 Patrick McHardy <kaber@trash.net>
nf_tables_compat: (c) 2012 Pablo Neira Ayuso <pablo@netfilter.org>
xt_time: kernel timezone is -0000
IPVS: Registered protocols ()
IPVS: Connection hash table configured (size=4096, memory=32Kbytes)
IPVS: Creating netns size=912 id=0
IPVS: ipvs loaded.
ipip: IPv4 and MPLS over IPv4 tunneling driver
gre: GRE over IPv4 demultiplexor driver
ip_gre: GRE over IPv4 tunneling driver
ip_tables: (C) 2000-2006 Netfilter Core Team
ipt_CLUSTERIP: ClusterIP Version 0.8 loaded successfully
arp_tables: arp_tables: (C) 2002 David S. Miller
Initializing XFRM netlink socket
NET: Registered protocol family 10
mip6: Mobile IPv6
ip6_tables: (C) 2000-2006 Netfilter Core Team
sit: IPv6, IPv4 and MPLS over IPv4 tunneling driver
ip6_gre: GRE over IPv6 tunneling driver
NET: Registered protocol family 17
NET: Registered protocol family 15
Bridge firewalling registered
can: controller area network core (rev 20120528 abi 9)
NET: Registered protocol family 29
can: raw protocol (rev 20120528)
can: broadcast manager protocol (rev 20161123 t)
can: netlink gateway (rev 20130117) max_hops=1
Bluetooth: RFCOMM TTY layer initialized
Bluetooth: RFCOMM socket layer initialized
Bluetooth: RFCOMM ver 1.11
Bluetooth: BNEP (Ethernet Emulation) ver 1.3
Bluetooth: BNEP filters: protocol multicast
Bluetooth: BNEP socket layer initialized
Bluetooth: HIDP (Human Interface Emulation) ver 1.2
Bluetooth: HIDP socket layer initialized
8021q: 802.1Q VLAN Support v1.8
Key type dns_resolver registered
hub 2-1:1.0: USB hub found
hub 2-1:1.0: 3 ports detected
mmc0: new high speed SDHC card at address 59b4
ThumbEE CPU extension supported.
mmcblk0: mmc0:59b4 NCard 7.41 GiB 
 mmcblk0: p1 p2
imx_thermal 30000000.aips-bus:tempmon: Extended Commercial CPU temperature grade - max:105C critical:100C passive:95C
mmcblk2gp0: mmc2:0001 Q2J55L partition 4 8.00 MiB
mmcblk2gp1: mmc2:0001 Q2J55L partition 5 8.00 MiB
mmcblk2gp2: mmc2:0001 Q2J55L partition 6 8.00 MiB
mmcblk2gp3: mmc2:0001 Q2J55L partition 7 8.00 MiB
mmcblk2rpmb: mmc2:0001 Q2J55L partition 3 4.00 MiB
 mmcblk2: p1 p2 p3
usb 2-1.3: new full-speed USB device number 3 using ci_hdrc
usb 2-1.3: string descriptor 0 read error: -22
dhd_module_init in
input: gpio-keys as /devices/soc0/gpio-keys/input/input1
usb 2-1.3: USB disconnect, device number 3
bmic_rtc 3-0011: setting system clock to 2020-12-11 10:51:46 UTC (1607683906)
VLDO2: disabling
ALSA device list:
  No soundcards found.
Warning: unable to open an initial console.
Freeing unused kernel memory: 3072K
systemd-udevd[214]: starting version 215
random: systemd-udevd: uninitialized urandom read (16 bytes read)
usb 2-1.3: new full-speed USB device number 4 using ci_hdrc
usb 2-1.3: string descriptor 0 read error: -22
EXT4-fs (mmcblk2p2): recovery complete
EXT4-fs (mmcblk2p2): mounted filesystem with ordered data mode. Opts: (null)
cgroup: cgroup2: unknown option "nsdelegate"
systemd[1]: systemd 241 running in system mode. (+PAM +AUDIT +SELINUX +IMA +APPARMOR +SMACK +SYSVINIT +UTMP +LIBCRYPTSETUP +GCRYPT +GNUTLS +ACL +XZ +LZ4 +SECCOMP +BLKID +ELFUTILS +KMOD -IDN2 +IDN -PCRE2 default-hierarchy=hybrid)
systemd[1]: Detected architecture arm.

Welcome to Debian GNU/Linux 10 (buster)!

systemd[1]: Set hostname to <armadillo>.
systemd[1]: /lib/systemd/system/thermal_trip_point-set.service:1: Assignment outside of section. Ignoring.
systemd[1]: /lib/systemd/system/thermal_trip_point-set.service:2: Assignment outside of section. Ignoring.
systemd[1]: Configuration file /lib/systemd/system/ec25-reset-config.service is marked executable. Please remove executable permission bits. Proceeding anyway.
random: systemd: uninitialized urandom read (16 bytes read)
random: systemd: uninitialized urandom read (16 bytes read)
systemd[1]: Created slice system-serial\x2dgetty.slice.
[  OK  ] Created slice system-serial\x2dgetty.slice.
random: systemd: uninitialized urandom read (16 bytes read)
systemd[1]: Listening on initctl Compatibility Named Pipe.
[  OK  ] Listening on initctl Compatibility Named Pipe.
systemd[1]: Listening on Syslog Socket.
[  OK  ] Listening on Syslog Socket.
systemd[1]: Condition check resulted in Journal Audit Socket being skipped.
[  OK  ] Created slice User and Session Slice.
[  OK  ] Started Forward Password R---cuests to Wall Directory Watch.
[  OK  ] Listening on udev Kernel Socket.
[  OK  ] Listening on Journal Socket (/dev/log).
[  OK  ] Reached target Swap.
[  OK  ] Reached target Slices.
[  OK  ] Started Dispatch Password ---cts to Console Directory Watch.
[  OK  ] Reached target Local Encrypted Volumes.
[  OK  ] Reached target Paths.
[  OK  ] Listening on udev Control Socket.
[  OK  ] Reached target Remote File Systems.
[  OK  ] Set up automount Arbitrary---cs File System Automount Point.
[  OK  ] Created slice system-getty.slice.
[  OK  ] Listening on Journal Socket.
         Mounting POSIX Message Queue File System...
         Mounting Kernel Debug File System...
         Starting Load Kernel Modules...
         Starting Journal Service...
         Starting udev Coldplug all Devices...
         Starting Remount Root and Kernel File Systems...
[  OK  ] Mounted POSIX Message Queue File System.
[  OK  ] Mounted Kernel Debug File System.
[  OK  ] Started Load Kernel Modules.
[  OK  ] Started Remount Root and Kernel File Systems.
         Starting Create System Users...
         Starting Load/Save Random Seed...
         Mounting FUSE Control File System...
         Starting Apply Kernel Variables...
         Mounting Kernel Configuration File System...
[  OK  ] Started Journal Service.
[  OK  ] Started Create System Users.
[  OK  ] Started Load/Save Random Seed.
[  OK  ] Mounted FUSE Control File System.
[  OK  ] Started Apply Kernel Variables.
[  OK  ] Mounted Kernel Configuration File System.
         Starting Create Static Device Nodes in /dev...
         Starting Flush Journal to Persistent Storage...
[  OK  ] Started Create Static Device Nodes in /dev.
[  OK  ] Started udev Coldplug all Devices.
         Starting udev Kernel Device Manager...
[  OK  ] Reached target Local File Systems (Pre).
[  OK  ] Reached target Local File Systems.
systemd-journald[290]: Received request to flush runtime journal from PID 1
[  OK  ] Started Flush Journal to Persistent Storage.
[  OK  ] Started udev Kernel Device Manager.
         Starting Create Volatile Files and Directories...
[  OK  ] Started Create Volatile Files and Directories.
         Starting Update UTMP about System Boot/Shutdown...
         Starting Network Time Synchronization...
[  OK  ] Started Update UTMP about System Boot/Shutdown.
[  OK  ] Started Network Time Synchronization.
[  OK  ] Reached target System Initialization.
[  OK  ] Started Daily Cleanup of Temporary Directories.
[  OK  ] Listening on Avahi mDNS/DNS-SD Stack Activation Socket.
[  OK  ] Listening on D-Bus System Message Bus Socket.
[  OK  ] Reached target Sockets.
[  OK  ] Reached target Basic System.
         Starting Restore /etc/reso---c the ppp link was shut down...
[  OK  ] Started D-Bus System Message Bus.
         Starting System Logging Service...
         Starting Avahi mDNS/DNS-SD Stack...
[  OK  ] Started Regular background program processing daemon.
[  OK  ] Started Power off EC25 safely.
         Starting EC25 resetting configuration...
         Starting LSB: Load kernel ---cd to enable cpufreq scaling...
         Starting thermal_trip_point-set.service...
         Starting Network Manager...
         Starting Login Service...
         Starting WPA supplicant...
[  OK  ] Reached target System Time Synchronized.
[  OK  ] Started Daily apt download activities.
[  OK  ] Started Daily apt upgrade and clean activities.
[  OK  ] Started Daily rotation of log files.
[  OK  ] Started Daily man-db regeneration.
[  OK  ] Reached target Timers.
[  OK  ] Started System Logging Service.
[  OK  ] Started Restore /etc/resol---cre the ppp link was shut down.
[  OK  ] Started thermal_trip_point-set.service.
[  OK  ] Started Login Service.
[  OK  ] Started Avahi mDNS/DNS-SD Stack.
[  OK  ] Started WPA supplicant.
[  OK  ] Started Network Manager.
[  OK  ] Reached target Network.
         Starting Connection Recover...
         Starting Permit User Sessions...
         Starting Network Manager Wait Online...
[  OK  ] Started LSB: Load kernel m---cded to enable cpufreq scaling.
         Starting Hostname Service...
IPVS: Creating netns size=912 id=1
         Starting LSB: set CPUFreq kernel parameters...
[  OK  ] Started Permit User Sessions.
[  OK  ] Started Connection Recover.
[  OK  ] Started LSB: set CPUFreq kernel parameters.
[  OK  ] Started Hostname Service.
         Starting Network Manager Script Dispatcher Service...
[  OK  ] Started EC25 resetting configuration.
         Starting Modem Manager...
[  OK  ] Started Network Manager Script Dispatcher Service.
         Starting Authorization Manager...
[  OK  ] Started Authorization Manager.
IPv6: ADDRCONF(NETDEV_UP): eth0: link is not ready
Vitesse VSC8501 30bf0000.ethernet-1:00: attached PHY driver [Vitesse VSC8501] (mii_bus:phy_addr=30bf0000.ethernet-1:00, irq=-1)
IPv6: ADDRCONF(NETDEV_UP): eth0: link is not ready
usb 2-1.2: new high-speed USB device number 5 using ci_hdrc
[  OK  ] Started Modem Manager.
option 2-1.2:1.0: GSM modem (1-port) converter detected
usb 2-1.2: GSM modem (1-port) converter now attached to ttyUSB0
option 2-1.2:1.1: GSM modem (1-port) converter detected
usb 2-1.2: GSM modem (1-port) converter now attached to ttyUSB1
option 2-1.2:1.2: GSM modem (1-port) converter detected
usb 2-1.2: GSM modem (1-port) converter now attached to ttyUSB2
IPv6: ADDRCONF(NETDEV_UP): wlan0: link is not ready
IPv6: ADDRCONF(NETDEV_UP): wlan0: link is not ready
option 2-1.2:1.3: GSM modem (1-port) converter detected
usb 2-1.2: GSM modem (1-port) converter now attached to ttyUSB3
[  OK  ] Found device /dev/ttymxc4.
[  OK  ] Found device /dev/license.
fec 30bf0000.ethernet eth0: Link is Up - 1Gbps/Full - flow control rx/tx
IPv6: ADDRCONF(NETDEV_CHANGE): eth0: link becomes ready
nf_conntrack: default automatic helper assignment has been turned off for security reasons and CT-based  firewall rule not found. Use the iptables CT target to attach helpers instead.
[*     ] A start job is running for Network ---cnager Wait Online (16s / no limit)
[**    ] A start job is running for Network ---cnager Wait Online (17s / no limit)
[***   ] A start job is running for Network ---cnager Wait Online (17s / no limit)
[ ***  ] A start job is running for Network ---cnager Wait Online (18s / no limit)
[  *** ] A start job is running for Network ---cnager Wait Online (18s / no limit)
[  OK  ] Listening on Load/Save RF ---citch Status /dev/rfkill Watch.
         Starting Bluetooth service...
         Mounting /opt/license...
         Starting Load/Save RF Kill Switch Status...
[  OK  ] Mounted /opt/license.
[  OK  ] Started Bluetooth service.
[  OK  ] Reached target Bluetooth.
[  OK  ] Started Load/Save RF Kill Switch Status.
[   ***] A start job is running for Network ---cnager Wait Online (24s / no limit)
[    **] A start job is running for Network ---cnager Wait Online (25s / no limit)
[     *] A start job is running for Network ---cnager Wait Online (25s / no limit)
[    **] A start job is running for Network ---cnager Wait Online (26s / no limit)
[   ***] A start job is running for Network ---cnager Wait Online (26s / no limit)
[  *** ] A start job is running for Network ---cnager Wait Online (27s / no limit)
[ ***  ] A start job is running for Network ---cnager Wait Online (27s / no limit)
[***   ] A start job is running for Network ---cnager Wait Online (28s / no limit)
[**    ] A start job is running for Network ---cnager Wait Online (28s / no limit)
[*     ] A start job is running for Network ---cnager Wait Online (29s / no limit)
[**    ] A start job is running for Network ---cnager Wait Online (29s / no limit)
[***   ] A start job is running for Network ---cnager Wait Online (30s / no limit)
[ ***  ] A start job is running for Network ---cnager Wait Online (30s / no limit)
[  *** ] A start job is running for Network ---cnager Wait Online (31s / no limit)
[   ***] A start job is running for Network ---cnager Wait Online (31s / no limit)
[    **] A start job is running for Network ---cnager Wait Online (32s / no limit)
[     *] A start job is running for Network ---cnager Wait Online (32s / no limit)
[    **] A start job is running for Network ---cnager Wait Online (33s / no limit)
[   ***] A start job is running for Network ---cnager Wait Online (33s / no limit)
[  *** ] A start job is running for Network ---cnager Wait Online (34s / no limit)
[ ***  ] A start job is running for Network ---cnager Wait Online (34s / no limit)
[***   ] A start job is running for Network ---cnager Wait Online (35s / no limit)
[**    ] A start job is running for Network ---cnager Wait Online (35s / no limit)
[  OK  ] Started Network Manager Wait Online.
[  OK  ] Reached target Network is Online.
         Starting Lighttpd Daemon...
         Starting /etc/rc.local Compatibility...
         Starting LSB: exim Mail Transport Agent...
[  OK  ] Started /etc/rc.local Compatibility.
         Starting change status LED...
[  OK  ] Started reset usb3503.
         Starting input event poweroff daemon...
[  OK  ] Started Getty on tty1.
[  OK  ] Started Serial Getty on ttymxc4.
[  OK  ] Reached target Login Prompts.
[  OK  ] Started change status LED.
[  OK  ] Started input event poweroff daemon.
[  OK  ] Started Lighttpd Daemon.
[  OK  ] Started LSB: exim Mail Transport Agent.
[  OK  ] Reached target Multi-User System.
[  OK  ] Reached target Graphical Interface.
         Starting Update UTMP about System Runlevel Changes...
[  OK  ] Started Update UTMP about System Runlevel Changes.

Debian GNU/Linux 10 armadillo ttymxc4

armadillo login:

図5.2 起動ログ


[ティップ]

Armadillo-IoTの起動状態をユーザーLEDから確認することができます。このため、Armadillo-IoTにUSBシリアル変換アダプタを接続せずに電源を投入した場合でも、Linuxの起動を確認することができます。

起動状態ユーザーLED1ユーザーLED2ユーザーLED3ユーザーLED4
ブートローダーが保守モード点灯消灯消灯消灯
Linuxの起動中点灯点灯消灯消灯
Linuxが起動完了点灯消灯消灯消灯

ユーザーLEDの位置については、図6.46「ユーザーLEDの位置」を参照してください。

5.2. ログイン

5.2.1. 新しいパスワードの準備

初めてログインしたときは、パスワードの変更を促されます。事前に新しいパスワードを用意してください。

設定するパスワードには大文字のアルファベット、小文字のアルファベット、0から9までの数字、その他(記号・句読点など)を含める事ができます。

表5.1 パスワードに設定可能な値

項目範囲
大文字のアルファベットA~Z
小文字のアルファベットa~z
数字0~9
その他(記号・句読点など)!"#$%&‘()*+,–./:;<=>?@[\]^_`{|}~

表5.1「パスワードに設定可能な値」の中から、4つの項目を全て含めた場合は、6文字以上でなければパスワードの安全性が低いためエラーとなります。 項目が3つの場合は7文字以上。項目が2つの場合は8文字以上。項目が1つの場合は9文字以上のパスワードを設定して下さい。 また、"ABCDEDCBA"など左右対称のパスワードはエラーとなるため使用しないで下さい。

[ティップ]

パスワードを自動生成するpwgenコマンドがあります。作業用 PCにpwgenをインストールして、9桁のパスワードを生成する例を次に示します。

[PC ~]$ sudo apt-get install pwgen
[PC ~]$ pwgen -y 9 1
********* # 9桁の値が生成されます。

5.2.2. 初回ログインと新しいパスワードの設定

初めてログインしたときは、パスワードを変更するようにメッセージが表示されます。以下の手順に従って、パスワードを変更してください。

  1. rootでログイン

    パスワードを変更します。

    You are required to change your password immediately (root enforced)
    Changing password for root.
    (current) UNIX password: root # 初期パスワード"root"を入力
    Enter new UNIX password: # 新しいパスワードを入力
    Retype new UNIX password: # 新しいパスワードを再入力
  2. atmarkでログイン

    パスワードを変更します。

    You are required to change your password immediately (root enforced)
    Changing password for atmark.
    (current) UNIX password: atmark # 初期パスワード"atmark"を入力
    Enter new UNIX password: # 新しいパスワードを入力
    Retype new UNIX password: # 新しいパスワードを再入力

Armadillo-IoT G3はネットワークに接続されることを前提としている機器です。 セキュリティ強度の高いパスワードに変更され、その後も適切にパスワードを運用されることを強くお勧めします。

5.3. debianのユーザーを管理する

  1. ユーザーを作成

    例としてguestというユーザーを作成します。

    [armadillo ~]# adduser guest
    Adding user `[user_name]' ...
    Adding new group `guest' (1001) ...
    Adding new user `guest' (1001) with group `guest' ...
    Creating home directory `/home/guest' ...
    Copying files from `/etc/skel' ...
    Enter new UNIX password: # パスワードを入力
    Retype new UNIX password: # 再入力
    passwd: password updated successfully
    Changing the user information for guest
    Enter the new value, or press ENTER for the default
            Full Name []: # Enterを入力
            Room Number []: # Enterを入力
            Work Phone []: # Enterを入力
            Home Phone []: # Enterを入力
            Other []: # Enterを入力
    Is the information correct? [Y/n] # Enterを入力
  2. パスワードの変更

    例としてguestユーザーのパスワードを変更します。

    [armadillo ~]# passwd guest
    Enter new UNIX password: # 新しいパスワードを入力
    Retype new UNIX password: # 再入力
  3. sudoを許可する

    例としてguestユーザーにsudoを許可します。viの使い方については、「viエディタの使用方法」を参照にしてください。

    [armadillo ~]# visudo
    ...
    # User privilege specification
    root    ALL=(ALL:ALL) ALL
    guest   ALL=(ALL:ALL) ALL # この行を追加します
    ...
  4. ユーザーを削除

    例としてguestユーザーを削除します。

    [armadillo ~]# userdel guest
    [ティップ]

    ホームディレクトリも合わせて消したいときは、"r"オプションをつけます。

    [armadillo ~]# userdel -r guest

5.4. 終了方法

安全に終了させる場合は、次のようにコマンドを実行し、「System halted.」と表示されたのを確認してから電源を切断します。

[armadillo ~]# halt
         Stopping Session c1 of user root.
[  OK  ] Stopped target Bluetooth.
         Stopping Bluetooth service...
         Unmounting /opt/license...
[  OK  ] Stopped target Timers.
[  OK  ] Stopped Daily apt upgrade and clean activities.
[  OK  ] Stopped Daily rotation of log files.
         Stopping Authorization Manager...
[  OK  ] Stopped Daily man-db regeneration.
[  OK  ] Stopped Daily apt download activities.
[  OK  ] Closed Load/Save RF Kill Switch Status /dev/rfkill Watch.
[  OK  ] Stopped target Graphical Interface.
[  OK  ] Stopped target Multi-User System.
[  OK  ] Stopped target Login Prompts.
         Stopping Getty on tty1...
         Stopping Serial Getty on ttymxc4...
         Stopping Regular background program processing daemon...
         Stopping LSB: exim Mail Transport Agent...
         Stopping Connection Recover...
         Stopping Avahi mDNS/DNS-SD Stack...
         Stopping Lighttpd Daemon...
         Stopping System Logging Service...
         Stopping Power off EC25 safely...
         Stopping Modem Manager...
         Stopping LSB: set CPUFreq kernel parameters...
[  OK  ] Stopped Daily Cleanup of Temporary Directories.
[  OK  ] Stopped Avahi mDNS/DNS-SD Stack.
[  OK  ] Stopped System Logging Service.
[  OK  ] Stopped Regular background program processing daemon.
[  OK  ] Stopped Authorization Manager.
[  OK  ] Stopped Modem Manager.
[  OK  ] Stopped Bluetooth service.
[  OK  ] Stopped Getty on tty1.
[  OK  ] Stopped Serial Getty on ttymxc4.
[  OK  ] Stopped Lighttpd Daemon.
[  OK  ] Unmounted /opt/license.
[  OK  ] Stopped Connection Recover.
[  OK  ] Stopped Session c1 of user root.
[  OK  ] Stopped LSB: exim Mail Transport Agent.
[  OK  ] Stopped LSB: set CPUFreq kernel parameters.
         Stopping LSB: Load kernel …d to enable cpufreq scaling...
[  OK  ] Stopped target System Time Synchronized.
         Stopping User Manager for UID 0...
         Stopping Login Service...
[  OK  ] Removed slice system-serial\x2dgetty.slice.
[  OK  ] Removed slice system-getty.slice.
[  OK  ] Stopped /etc/rc.local Compatibility.
[  OK  ] Stopped target Network is Online.
[  OK  ] Stopped Network Manager Wait Online.
[  OK  ] Stopped EC25 resetting configuration.
[  OK  ] Stopped User Manager for UID 0.
[  OK  ] Stopped Login Service.
[  OK  ] Stopped LSB: Load kernel m…ded to enable cpufreq scaling.
         Stopping User Runtime Directory /run/user/0...
[  OK  ] Unmounted /run/user/0.
[  OK  ] Stopped User Runtime Directory /run/user/0.
[  OK  ] Removed slice User Slice of UID 0.
         Stopping Permit User Sessions...
[  OK  ] Reached target Unmount All Filesystems.
[  OK  ] Stopped Permit User Sessions.
[  OK  ] Stopped target Remote File Systems.
[  OK  ] Stopped target Network.
         Stopping WPA supplicant...
         Stopping Network Manager...
[  OK  ] Stopped Network Manager.
[  OK  ] Stopped WPA supplicant.
         Stopping D-Bus System Message Bus...
[  OK  ] Stopped D-Bus System Message Bus.
[ ***  ] A stop job is running for Power off EC25 safely (12s / 3min)
[***   ] A stop job is running for Power off EC25 safely (12s / 3min)
[**    ] A stop job is running for Power off EC25 safely (13s / 3min)
[*     ] A stop job is running for Power off EC25 safely (13s / 3min)
[**    ] A stop job is running for Power off EC25 safely (14s / 3min)
[***   ] A stop job is running for Power off EC25 safely (14s / 3min)
[ ***  ] A stop job is running for Power off EC25 safely (15s / 3min)
[  *** ] A stop job is running for Power off EC25 safely (15s / 3min)
[   ***] A stop job is running for Power off EC25 safely (16s / 3min)
[    **] A stop job is running for Power off EC25 safely (16s / 3min)
[     *] A stop job is running for Power off EC25 safely (17s / 3min)
[    **] A stop job is running for Power off EC25 safely (17s / 3min)
[   ***] A stop job is running for Power off EC25 safely (18s / 3min)
[  *** ] A stop job is running for Power off EC25 safely (18s / 3min)
[ ***  ] A stop job is running for Power off EC25 safely (19s / 3min)
[***   ] A stop job is running for Power off EC25 safely (19s / 3min)
[**    ] A stop job is running for Power off EC25 safely (20s / 3min)
[*     ] A stop job is running for Power off EC25 safely (20s / 3min)
[**    ] A stop job is running for Power off EC25 safely (21s / 3min)
usb 2-1.2: USB disconnect, device number 5
option1 ttyUSB0: GSM modem (1-port) converter now disconnected from ttyUSB0
option 2-1.2:1.0: device disconnected
option1 ttyUSB1: GSM modem (1-port) converter now disconnected from ttyUSB1
option 2-1.2:1.1: device disconnected
option1 ttyUSB2: GSM modem (1-port) converter now disconnected from ttyUSB2
option 2-1.2:1.2: device disconnected
option1 ttyUSB3: GSM modem (1-port) converter now disconnected from ttyUSB3
option 2-1.2:1.3: device disconnected
[***   ] A stop job is running for Power off EC25 safely (21s / 3min)
[ ***  ] A stop job is running for Power off EC25 safely (22s / 3min)
[  OK  ] Stopped Power off EC25 safely.
[  OK  ] Stopped target Basic System.
[  OK  ] Stopped target Slices.
[  OK  ] Removed slice User and Session Slice.
[  OK  ] Stopped target Paths.
[  OK  ] Stopped target Sockets.
[  OK  ] Closed Syslog Socket.
[  OK  ] Closed Avahi mDNS/DNS-SD Stack Activation Socket.
[  OK  ] Closed D-Bus System Message Bus Socket.
[  OK  ] Stopped target System Initialization.
[  OK  ] Stopped target Local Encrypted Volumes.
[  OK  ] Stopped Dispatch Password …ts to Console Directory Watch.
[  OK  ] Stopped Forward Password R…uests to Wall Directory Watch.
[  OK  ] Stopped Apply Kernel Variables.
         Stopping Load/Save Random Seed...
[  OK  ] Stopped Load Kernel Modules.
         Stopping Update UTMP about System Boot/Shutdown...
[  OK  ] Stopped target Swap.
         Stopping Network Time Synchronization...
[  OK  ] Stopped Network Time Synchronization.
[  OK  ] Stopped Load/Save Random Seed.
[  OK  ] Stopped Update UTMP about System Boot/Shutdown.
[  OK  ] Stopped Create Volatile Files and Directories.
[  OK  ] Stopped target Local File Systems.
[  OK  ] Stopped target Local File Systems (Pre).
[  OK  ] Stopped Create Static Device Nodes in /dev.
[  OK  ] Stopped Create System Users.
[  OK  ] Stopped Remount Root and Kernel File Systems.
[  OK  ] Reached target Shutdown.
[  OK  ] Reached target Final Step.
         Starting Halt...
systemd-shutdow: 29 output lines suppressed due to ratelimiting
systemd-shutdown[1]: Syncing filesystems and block devices.
systemd-shutdown[1]: Sending SIGTERM to remaining processes...
systemd-journald[287]: Received SIGTERM from PID 1 (systemd-shutdow).
systemd-shutdown[1]: Sending SIGKILL to remaining processes...
systemd-shutdown[1]: Unmounting file systems.
[3130]: Remounting '/' read-only in with options 'data=ordered'.
EXT4-fs (mmcblk2p2): re-mounted. Opts: data=ordered
systemd-shutdown[1]: All filesystems unmounted.
systemd-shutdown[1]: Deactivating swaps.
systemd-shutdown[1]: All swaps deactivated.
systemd-shutdown[1]: Detaching loop devices.
systemd-shutdown[1]: All loop devices detached.
systemd-shutdown[1]: Detaching DM devices.
ci_hdrc ci_hdrc.1: remove, state 1
usb usb2: USB disconnect, device number 1
usb 2-1: USB disconnect, device number 2
usb 2-1.3: USB disconnect, device number 4
ci_hdrc ci_hdrc.1: USB bus 2 deregistered
ci_hdrc ci_hdrc.0: remove, state 4
usb usb1: USB disconnect, device number 1
ci_hdrc ci_hdrc.0: USB bus 1 deregistered
imx2-wdt 30280000.wdog: Device shutdown: Expect reboot!
reboot: System halted

図5.3 終了方法


[警告]

ストレージにデータを書き込んでいる途中に電源を切断した場合、ファイルシステム、及び、データが破損する恐れがあります。ストレージをアンマウントしてから電源を切断するようにご注意ください。