Raspberry Pi 2 Model B に Debian Jessie / armhf をインストールする - 第125回 2015年3月度

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みがねわくや
5 years ago
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1 Raspberry Pi 2 Model B Debian Jessie / armhf

2 1 Raspberry Pi 2 Model B Raspberry Pi 2 Raspberry Pi 2 Model B Debian Jessie / armhf

3 Raspberry Pi 2 Model B Raspberry Pi

4 Raspberry Pi Raspberry Pi CPU Raspberry Pi 2 Debian armhf Raspbian Raspbian is not Debian

5 Raspberry Pi 2 Model B と Raspberry Pi の違い

6 Raspberry Pi 2 Model B Raspberry Pi - RPi Model B+ RPi 2 Model B CPU ARM1176JZF-S 1 (700MHz) / ARMv6 ARM Cortex-A7 4 (900MHz) / ARMv7 SoC Broadcom BCM2835 Broadcom BCM2836 CPU Broadcom VideoCore IV (250MHz) 512MB (SDRAM) 1GB (LPDDR2 SDRAM) LAN9514 (10/100 Mbps) I/O GPIO 40 microsd 600 ma (3.0W) 900 ma ( W)

7 Raspberry Pi 2 Model B Raspberry Pi - Debian armel Debian armhf Raspbian ARMv4 ARMv7 ARMv6 FPU VFPv3 VFPv2 Debian Yes Yes No

8 Raspberry Pi 2 Model B Raspberry Pi Unixbench (System Benchmarks Index Score) Debian armel / RPi Debian armhf /RPi2 Raspbian / Rpi Raspbian / Rpi (183.1) (173.8)

9 Debian armhf / Jessie

10 Debian armhf / Jessie 4GB microsd micro USB USB

11 接続例 Figure: RPi2 接続例

12 1 microsd 2 microsd 3 microsd 4 microsd 5 cdebootstrap microsd 6 RPi2 Linux 7 RPi2 8 fstab 9 10 rootfs 11 root rpi 12 microsd RPi2 13 RPi2 14 RPi2

13 non native cdebootstrap

14 microsd $ dmesg tail -5 [ ] FAT-fs (sdf1): Directory bread(block 32775) fai [ ] FAT-fs (sdf1): Directory bread(block ) f [ ] FAT-fs (sdf1): Directory bread(block ) f [ ] sd 6:0:0:3: [sde] byte logical blo [ ] sde: sde1

15 microsd $ sudo dd if=/dev/zero of=/dev/sde bs=1m count=1

16 microsd $ sudo fdisk /dev/sde Command (m for help): o... Command (m for help): n... Select (default p): p... Partition number (1-4, default 1): 1... Last sector, +sectors or +size{k,m,g,t,p} \ ( , default ): +32M... Command (m for help): t... Hex code (type L to list all codes): e... Command (m for help): n... Select (default p): p... Partition number (2-4, default 2): 2...

17 (echo o; echo n; echo p; echo 1; echo ; echo +32M; \ echo t; echo e; echo n; echo p; echo 2; echo ; echo ; \ echo w) fdisk /dev/sde

18 microsd $ sudo mkfs.msdos /dev/sde1 $ sudo mkfs.ext4 /dev/sde2 $ mkdir /tmp/boot /tmp/rootfs $ sudo mount /dev/sde1 /tmp/boot $ sudo mount /dev/sde2 /tmp/rootfs

19 cdebootstrap microsd $ sudo cdebootstrap --arch=armhf -f standard \ --foreign jessie \ --include=openssh-server,ntp,ca-certificates,vim \ /tmp/rootfs...

20 RPi2 Linux RPi2 Linux Debian Debian RPi2 Linux rpi-update

21 RPi2 Linux $ sudo curl -o /tmp/rootfs/usr/bin/rpi-update $ sudo chmod +x /tmp/rootfs/usr/bin/rpi-update $ sudo mkdir /tmp/rootfs/lib/modules $ sudo ROOT_PATH=/tmp/rootfs BOOT_PATH=/tmp/boot /tmp/rootfs/us *** Raspberry Pi firmware updater by Hexxeh, enhanced by Andrew *** Performing self-update % Total % Received % Xferd Average Speed Time Time Dload Upload Total Spent :--:-- --:--:-- *** Relaunching after update...

22 RPi2 $ sudo sh -c "echo dwc_otg.lpm_enable=0 console=ttyama0, root=/dev/mmcblk0p2 rootwait > /tmp/boot/cmdline.txt

23 fstab proc /proc proc defaults 0 /dev/mmcblk0p1 /boot vfat defaults 0 /dev/mmcblk0p2 / ext4 defaults,noatime

24 auto eth0 iface eth0 inet dhcp

25 rootfs trap error "Interruped!" HUP INT TERM mount -n -o remount,rw rootfs / <- mount -n -o remount,rw /dev/mmcblk0p2 / <- chown -hr 0:0 /

26 root rpi echo deb jessie main > /etc/apt/ echo "root:root" chpasswd <- useradd -m rpi <- echo rpi:rpi chpasswd <- run rm /sbin/init

27 microsd RPi2 1 microsd PRi2 microsd 2 micro USB RPi2 RPi2 3 2nd bootstrap RPi

28 RPi2 USB SSH HDMI tty

29 RPi2 RPi rpi-update raspi-config Debian Debian raspberrypi.org Debian

30 RPi2 # wget -O - # echo deb wheezy main >> # apt-get update # apt-get install rpi-update raspi-config

31 RPi2 Debian microsd cdebootstrap Raspbian is not Debian RPi2 Debian

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