第4章 起動と終了

4.1. 起動

Armadilloの電源を投入してください。次のように起動ログがシリアル通信ソフトウェアに表示されます。

Hermit-At v3.7.0 (Armadillo-840/nor) compiled at 22:04:20, Sep 28 2015
Uncompressing  kernel...........................................................
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Uncompressing ramdisk...........................................................
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..........................................................done.
Booting Linux on physical CPU 0
Initializing cgroup subsys cpuset
Initializing cgroup subsys cpu
Linux version 3.4-at16 (atmark@atde5) (gcc version 4.6.3 (Debian 4.6.3-14atmark1
) ) #1 PREEMPT Tue Sep 29 16:04:43 JST 2015
CPU: ARMv7 Processor [412fc093] revision 3 (ARMv7), cr=10c53c7d
CPU: PIPT / VIPT nonaliasing data cache, VIPT aliasing instruction cache
Machine: armadillo840
cma: CMA: reserved 64 MiB at 54000000
Memory policy: ECC disabled, Data cache writeback
bootconsole [early_ttySC2] enabled
Built 1 zonelists in Zone order, mobility grouping on.  Total pages: 227328
Kernel command line: console=ttySC2,115200 earlyprintk=sh-sci.2,115200
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)
allocated 2097152 bytes of page_cgroup
please try 'cgroup_disable=memory' option if you don't want memory cgroups
Memory: 384MB 512MB = 896MB total
Memory: 729680k/729680k available, 187824k reserved, 0K highmem
Virtual kernel memory layout:
    vector  : 0xffff0000 - 0xffff1000   (   4 kB)
    fixmap  : 0xfff00000 - 0xfffe0000   ( 896 kB)
    vmalloc : 0xc0800000 - 0xff000000   (1000 MB)
    lowmem  : 0x80000000 - 0xc0000000   (1024 MB)
    pkmap   : 0x7fe00000 - 0x80000000   (   2 MB)
    modules : 0x7f000000 - 0x7fe00000   (  14 MB)
      .text : 0x80008000 - 0x8052c000   (5264 kB)
      .init : 0x8052c000 - 0x80552000   ( 152 kB)
      .data : 0x80552000 - 0x8058c9a0   ( 235 kB)
       .bss : 0x8058c9c4 - 0x805d6a34   ( 297 kB)
NR_IRQS:16 nr_irqs:16 16
sched_clock: 32 bits at 128 Hz, resolution 7812500ns, wraps every 3489660920ms
Console: colour dummy device 80x30
 sh_cmt_simple.10: used as clock source
 sh_cmt_simple.14: used for clock events
 sh_cmt_simple.14: used for periodic clock events
Calibrating delay loop... 1576.53 BogoMIPS (lpj=6156288)
pid_max: default: 32768 minimum: 301
Mount-cache hash table entries: 512
Initializing cgroup subsys cpuacct
Initializing cgroup subsys memory
Initializing cgroup subsys devices
Initializing cgroup subsys freezer
Initializing cgroup subsys blkio
CPU: Testing write buffer coherency: ok
hw perfevents: enabled with ARMv7 Cortex-A9 PMU driver, 7 counters available
Setting up static identity map for 0x403f45a0 - 0x403f45d4
dummy: 
NET: Registered protocol family 16
DMA: preallocated 256 KiB pool for atomic coherent allocations
pfc: r8a7740_pfc handling gpio 0 -> 858
gpiochip_add: registered GPIOs 0 to 858 on device: r8a7740_pfc
CON7: no extension board found.
L310 cache controller enabled
l2x0: 8 ways, CACHE_ID 0x410000c7, AUX_CTRL 0x42440000, Cache size: 262144 B
hw-breakpoint: found 5 (+1 reserved) breakpoint and 1 watchpoint registers.
hw-breakpoint: maximum watchpoint size is 4 bytes.
bio: create slab <bio-0> at 0
sdhi0: 3300 mV 
SCSI subsystem initialized
usbcore: registered new interface driver usbfs
usbcore: registered new interface driver hub
usbcore: registered new device driver usb
i2c-gpio i2c-gpio.2: using pins 106 (SDA) and 114 (SCL)
i2c-sh_mobile i2c-sh_mobile.0: Runtime PM disabled, clock forced on.
i2c-sh_mobile i2c-sh_mobile.0: I2C adapter 0 with bus speed 100000 Hz
i2c-sh_mobile i2c-sh_mobile.1: Runtime PM disabled, clock forced on.
i2c-sh_mobile i2c-sh_mobile.1: I2C adapter 1 with bus speed 100000 Hz
Linux video capture interface: v2.00
Advanced Linux Sound Architecture Driver Version 1.0.25.
Switching to clocksource sh_cmt_simple.10
 sh_cmt_simple.14: used for oneshot clock events
NET: Registered protocol family 2
IP route cache hash table entries: 32768 (order: 5, 131072 bytes)
TCP established hash table entries: 131072 (order: 8, 1048576 bytes)
TCP bind hash table entries: 65536 (order: 6, 262144 bytes)
TCP: Hash tables configured (established 131072 bind 65536)
TCP: reno registered
UDP hash table entries: 512 (order: 1, 8192 bytes)
UDP-Lite hash table entries: 512 (order: 1, 8192 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.
Trying to unpack rootfs image as initramfs...
rootfs image is not initramfs (junk in compressed archive); looks like an initrd
Freeing initrd memory: 106120K
audit: initializing netlink socket (disabled)
type=2000 audit(0.945:1): initialized
VFS: Disk quotas dquot_6.5.2
Dquot-cache hash table entries: 1024 (order 0, 4096 bytes)
squashfs: version 4.0 (2009/01/31) Phillip Lougher
NFS: Registering the id_resolver key type
nfs4filelayout_init: NFSv4 File Layout Driver Registering...
msgmni has been set to 1760
Block layer SCSI generic (bsg) driver version 0.4 loaded (major 253)
io scheduler noop registered
io scheduler deadline registered
io scheduler cfq registered (default)
sh-mobile-hdmi sh-mobile-hdmi: Detected HDMI controller 0x1:0xd5
sh_mobile_lcdc_fb sh_mobile_lcdc_fb.1: Runtime PM disabled, clock forced on.
sh_mobile_lcdc_fb sh_mobile_lcdc_fb.1: registered sh_mobile_lcdc_fb.1/mainlcd as
 1920x1080 32bpp.
sh-dma-engine sh-dma-engine.0: Runtime PM disabled, clock forced on.
sh-dma-engine sh-dma-engine.1: Runtime PM disabled, clock forced on.
sh-dma-engine sh-dma-engine.2: Runtime PM disabled, clock forced on.
sh-dma-engine sh-dma-engine.3: Runtime PM disabled, clock forced on.
SuperH SCI(F) driver initialized
sh-sci sh-sci.0: Runtime PM disabled, clock forced on.
sh-sci.0: ttySC0 at MMIO 0xe6c40000 (irq = 132) is a scifa
console [ttySC2] enabled, bootconsole disabled
console [ttySC2] enabled, bootconsole disabled
sh-sci sh-sci.1: Runtime PM disabled, clock forced on.
sh-sci.1: ttySC1 at MMIO 0xe6c50000 (irq = 133) is a scifa
sh-sci sh-sci.2: Runtime PM disabled, clock forced on.
sh-sci.2: ttySC2 at MMIO 0xe6c60000 (irq = 134) is a scifa
sh-sci sh-sci.3: Runtime PM disabled, clock forced on.
sh-sci.3: ttySC3 at MMIO 0xe6c70000 (irq = 135) is a scifa
sh-sci sh-sci.4: Runtime PM disabled, clock forced on.
sh-sci.4: ttySC4 at MMIO 0xe6c80000 (irq = 136) is a scifa
sh-sci sh-sci.5: Runtime PM disabled, clock forced on.
sh-sci.5: ttySC5 at MMIO 0xe6cb0000 (irq = 137) is a scifa
sh-sci sh-sci.6: Runtime PM disabled, clock forced on.
sh-sci.6: ttySC6 at MMIO 0xe6cc0000 (irq = 138) is a scifa
sh-sci sh-sci.7: Runtime PM disabled, clock forced on.
sh-sci.7: ttySC7 at MMIO 0xe6cd0000 (irq = 139) is a scifa
sh-sci sh-sci.8: Runtime PM disabled, clock forced on.
sh-sci.8: ttySC8 at MMIO 0xe6c30000 (irq = 140) is a scifb
brd: module loaded
loop: module loaded
r8a7740_cec r8a7740_cec.0: Runtime PM disabled, clock forced on.
physmap platform flash device: 08000000 at 04000000
physmap-flash.0: Found 1 x16 devices at 0x0 in 16-bit bank. Manufacturer ID 0x00
0089 Chip ID 0x008967
Intel/Sharp Extended Query Table at 0x010A
Intel/Sharp Extended Query Table at 0x010A
Intel/Sharp Extended Query Table at 0x010A
Intel/Sharp Extended Query Table at 0x010A
Intel/Sharp Extended Query Table at 0x010A
Using buffer write method
Using auto-unlock on power-up/resume
cfi_cmdset_0001: Erase suspend on write enabled
Creating 6 MTD partitions on "physmap-flash.0":
0x000000000000-0x000000040000 : "bootloader"
0x000000040000-0x000000080000 : "config"
0x000000080000-0x0000000c0000 : "license"
0x0000000c0000-0x0000004c0000 : "firmware"
0x0000004c0000-0x0000008c0000 : "kernel"
0x0000008c0000-0x000008000000 : "userland"
sh-eth sh-eth: Runtime PM disabled, clock forced on.
sh_mii: probed
Base address at 0xe9a00000, 00:11:0c:16:0d:c0, IRQ 142.
pegasus: v0.6.14 (2006/09/27), Pegasus/Pegasus II USB Ethernet driver
usbcore: registered new interface driver pegasus
usbcore: registered new interface driver asix
usbcore: registered new interface driver smsc95xx
ehci_hcd: USB 2.0 'Enhanced' Host Controller (EHCI) Driver
rmobile-ehci-driver rmobile-ehci-driver: R-Mobile EHCI
rmobile-ehci-driver rmobile-ehci-driver: new USB bus registered, assigned bus nu
mber 1
rmobile-ehci-driver rmobile-ehci-driver: irq 266, io mem 0xc6701000
rmobile-ehci-driver rmobile-ehci-driver: USB 2.0 started, EHCI 1.00
hub 1-0:1.0: USB hub found
hub 1-0:1.0: 2 ports detected
ohci_hcd: USB 1.1 'Open' Host Controller (OHCI) Driver
rmobile-ohci-driver rmobile-ohci-driver: R-Mobile OHCI
rmobile-ohci-driver rmobile-ohci-driver: new USB bus registered, assigned bus nu
mber 2
rmobile-ohci-driver rmobile-ohci-driver: irq 266, io mem 0xc6700000
hub 2-0:1.0: USB hub found
hub 2-0:1.0: 2 ports detected
Initializing USB Mass Storage driver...
usbcore: registered new interface driver usb-storage
USB Mass Storage support registered.
mousedev: PS/2 mouse device common for all mice
rtc-s35390a 2-0030: rtc core: registered rtc-s35390a as rtc0
i2c /dev entries driver
uvcvideo: Unable to create debugfs directory
usbcore: registered new interface driver uvcvideo
USB Video Class driver (1.1.1)
sh_mobile_wdt sh_mobile_wdt.0: Runtime PM disabled, clock forced on.
device-mapper: ioctl: 4.22.0-ioctl (2011-10-19) initialised: dm-devel@redhat.com
sh_mobile_sdhi sh_mobile_sdhi.0: Runtime PM disabled, clock forced on.
sh_mobile_sdhi sh_mobile_sdhi.0: Platform OCR mask is ignored
sh_mobile_sdhi sh_mobile_sdhi.0: mmc0 base at 0xe6850000 clock rate 99 MHz
usbcore: registered new interface driver usbhid
usbhid: USB HID core driver
usbcore: registered new interface driver snd-usb-audio
fsi-pcm-audio sh_fsi2: Runtime PM disabled, clock forced on.
sh-mobile-hdmi sh-mobile-hdmi: SH Mobile HDMI Audio Codec
asoc: sh_mobile_hdmi-hifi <-> fsib-dai mapping ok
ip_tables: (C) 2000-2006 Netfilter Core Team
TCP: cubic registered
NET: Registered protocol family 17
VFP support v0.3: implementor 41 architecture 3 part 30 variant 9 rev 3
registered taskstats version 1
rtc-s35390a 2-0030: setting system clock to 2000-01-01 00:31:01 UTC (946686661)
ALSA device list:
  #0: FSI2B-HDMI
RAMDISK: ext2 filesystem found at block 0
RAMDISK: Loading 106120KiB [1 disk] into ram disk...done.
VFS: Mounted root (ext2 filesystem) on device 1:0.
Freeing init memory: 152K
Mounting proc: done
Starting fsck for root filesystem.
fsck 1.25 (20-Sep-2001)
/dev/ram0: clean, 1586/1976 files, 94804/106120 blocks
Checking root filesystem: done
Remounting root rw: done
Mounting usbfs: done
Mounting sysfs: done
Mounting tmpfs on /dev: done
Cleaning up system: done
Running local start scripts.
Creating mtd devnode: done
Loading /etc/config: done
Starting udevd: done
Mounting devpts: done
Changing file permissions: done
Configure /home/ftp: done
Starting syslogd: done
Starting klogd: done
Mounting firmware on /opt/firmware: done
Mounting license on /opt/license: done
Mounting tmpfs on /tmp, /var/tmp: done
Mounting ramfs on /home/ftp/pub: done
Creating decoder firmware symlink: done
Creating encoder firmware symlink: done
Setting hostname: done
Starting PVR Server: done
Starting basic firewall: done
Configuring network interfaces: net eth0: attached phy 0 to driver SMSC LAN8710/
LAN8720
udhcpc (v1.20.2) started
Sending discover...
PHY: sh-eth-ffffffff:00 - Link is Up - 100/Full
Sending discover...
Sending select for 172.16.2.144...
Lease of 172.16.2.144 obtained, lease time 86400
done
Starting inetd: done
Creating avahi.services: done
Starting avahi.daemon: done
Starting lighttpd: done
Starting sshd: failed
  (sshd: you will be available to use after run '/etc/init.d/sshd keygen')
Running local start script (/etc/config/rc.local).
Starting photoviewer: done
load decoder firmware: acm_h264dec: H.264 Decoder of AV Codec Middleware
acm_aacdec: AAC Decoder of AV Codec Middleware
done

atmark-dist v1.45.0 (AtmarkTechno/Armadillo-840)
Linux 3.4-at16 [armv7l arch]

armadillo840-0 login: 

図4.1 起動ログ


4.2. ログイン

起動が完了するとログインプロンプトが表示されます。表4.1「シリアルコンソールログイン時のユーザ名とパスワード」に示すユーザでログインすることができます。

表4.1 シリアルコンソールログイン時のユーザ名とパスワード

ユーザ名パスワード権限
rootrootrootユーザ
guest(なし)一般ユーザ

4.3. 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
[armadillo ~]#
System is going down for system reboot now.

Starting local stop scripts.
Syncing all filesystems: done
Unmounting all filesystems: done
The system is going down NOW!
Sent SIGTERM to all processes
Sent SIGKILL to all processes
Requesting system halt
System halted.

図4.2 終了方法


SDカードなどのストレージをマウントしていない場合は、電源を切断し終了させることもできます。

[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。