Weitere ähnliche Inhalte Kürzlich hochgeladen (11) BeagleBone BlackでAndroidの下回りを学ぼう (公開版) 28. Raspberry Pi
BeagleBone Black
Amazon 価格
¥4,380($35)
¥4,980($45)
ARMアーキテクチャ
ARM1176JZF-S
Cortex-A8
CPU
Broadcom BCM2835
TI Sitara AM3359
CPU Clock
700MHz
1.0GHz
DRAM
512MB SDRAM 400MHz
512MB DDR3L 400MHz
ROM Boot
-
eMMC 2GB
bootable device
SD
micro SDHC
29. Raspberry Pi
BeagleBone Black
画像出力
HDMI x1 / アナログ x1
micro HDMI x1
出力解像度
狭くて書けぬ
狭くて書けぬ
音声出力
HDMI/Audio
HDMI
GPU
VideoCore IV
PowerVR SGX530
Video decode
1080p/ H.264, MPEG2, VC1
NEON software decode
Video encode
1080p H.264(要ラインセンス)
-
30. Raspberry Pi
BeagleBone Black
USB
2 Host
1 Device, 1 Host
NIC
100BASE-T(USB変換)
100BASE-T
その他I/F
1x USART
4x UART, 8x PWM
LCD, GPMC, MMC1
1x SPI, 1x I2C
2x SPI, 2x I2C
A/D Converter
2xCAN Bus, 4 Timers
8x GPIO
-
67. $ export LANG=C
$ sudo ./mkmmc-android.sh /dev/sdc
Assuming Default Locations for Prebuilt Images
All data on /dev/sdc now will be destroyed! Continue? [y/n]
y
[Unmounting all existing partitions on the device ]
umount: /dev/sdc: not mounted
umount: /dev/sdc1: not mounted
[Partitioning /dev/sdc...]
Disk /dev/sdc doesn't contain a valid partition table
DISK SIZE - 7822376960 bytes
CYLINDERS - 951
[Making filesystems...]
[Copying files...]
[Copying START_HERE folder to boot partition]
[Copying all clips to data partition]
[Done]
69. $ sudo fdisk -l /dev/sdc
Disk /dev/sdc: 7822 MB, 7822376960 bytes
255 heads, 63 sectors/track, 951 cylinders, total 15278080 sectors
Units = sectors of 1 * 512 = 512 bytes
Sector size (logical/physical): 512 bytes / 512 bytes
I/O size (minimum/optimal): 512 bytes / 512 bytes
Disk identifier: 0x00000000
Device Boot
/dev/sdc1 *
/dev/sdc2
/dev/sdc3
/dev/sdc4
(LBA)
Start
End
Blocks Id System
63
144584
72261 c W95 FAT32 (LBA)
144585
3951989
1903702+ 83 Linux
3951990
7759394
1903702+ 83 Linux
7759395 15277814
3759210 c W95 FAT32
70. sdc1: boot: 起動に必要なブートローダー, kernel等
MLO START_HERE/ u-boot.img uEnv.txt uImage
sdc2: rootfs: Androidシステム
data/
init.am335xevm.usb.rc proc/ ueventd.am335xevm.rc
default.prop init.goldfish.rc
sbin/ ueventd.rc
dev/
init.trace.rc
sys/
init
lost+found/
system/
sdc3: usrdata
lost+found/
sdc4: data: データ領域
Audio/ Images/ Video/