Arm

Cortex-M0 †

• Cortex-M0のCPUはトラ技増刊号*1や「ARM32ビット・マイコン 電子工作キット」*2で購入できたりする。
• Cortex-M0でITRON互換OS(Hyper OS*3*4)が乗ったりする*1

LPC1114 †

• NXP社による、Cortex-M0の開発ボード*5
• FreeRTOSを乗っけて、LED点滅プログラムを実行できる*6

開発用ボード †

Cubieboard †

• 公式サイト:Cubieboard | Open ARM Box*7
• スペック
  • 1G Arm cortex-A8 processor, NEON, VFPv3, 256KB L2 cache
  • Mali 400, OpenGL ES GPU
  • 512M/1GB DDR3 @480MHz
  • HDMI 1080p Output
  • 10/100M Ethernet
  • 4Gb Nand Flash
• 紹介記事*8
• Cubieboard で OpenCV を動かした記事*9

Wandboard †

• Wandboard*10
• スペック*11
  • 1G Arm cortex-A9 processor, i.MX6 Quad
  • 2GB DDR3

Odroid-X2 †

• ODROID-X2 参照
• Hardkernel 製

BeagleBoard †

• BeagleBoard-xM*12*13
• スペック
  • DM3730 1GHz Arm Cortex-A8 compatible
  • 512MB LPDDR RAM @166MHz
  • no Nand
• BeagleBoard*14
• スペック
  • OMAP3530 720MHz Arm Cortex-A8 compatible
  • 256MB @166MHz
  • 256MB Nand

LPC1114 †

• 開発キット*15*2
• スペック
  • Arm cortex M0
  • 4KB
• LPC1114には、パッケージの違いで幾つかある。
• いずれもNXPセミコンダクタ社製
• 紹介記事:sakanabinのレポート ARM32ビット・マイコン　電子工作キット*16
• 紹介記事:(別室)ＡＲＭマイコンで遊ぼう（ARM,LPCXpresso,LPC1343,LPC1114,STM32,STM32VLDISCOVERY）*17
• 紹介記事:LPCXpresso で UART シリアル通信 (8) - ARM(Cortex-M3,M0)*18

NVIDIA Phoenix †

• よっぽどArmの開発ボードと言うより、Tegra4iのリファレンス機である
• Cortex-A9 R4
• GPU 60コア
• 2013年6月現在、未発売*19

MaliTegra?

Arm のシリーズ名 †

• 現状のラインナップはCortex-A、Cortex-R、Cortex-Mシリーズ
• Arm社なので A と R と M28

Ubuntu を Arm上で動かす †

• 一応、Pandaboard や Beagleboard でUbuntuが動かせる
• ダウンロードページ*20
• 他にもDebian、Gentoo、Slackware、Arch Linux などが Arm上で動作する*21

cpuinfoとauxv †

• LinuxかAndroidが載ってる場合、 /proc/cpuinfo 及び /proc/self/auxv を確認することで、ArmのNeon対応を調べることができる
• 色々調べてみた結果を羅列

Qualcomm MSM7201A †

• CPU:Arm1136EJ-S*22
• Architecture:Arm v6
• cpuinfo

  $ cat /proc/cpuinfo
  Processor       : ARMv6-compatible processor rev 2 (v6l)
  BogoMIPS: 613.41
  Features: swp half thumb fastmult edsp java
  CPU implementer : 0x41
  CPU architecture: 6TEJ
  CPU variant     : 0x1
  CPU part: 0xb36
  CPU revision    : 2
  
  Hardware: sapphire
  Revision: 0080
  Serial  : 0000000000000000

• kernel

  $ uname -a
  Linux localhost 2.6.35.7-cyanogenmod #1 PREEMPT Wed Oct 27 22:38:25 EDT 2010 armv6l GNU/Linux

Samsung Exynos4412 †

Marvell Feroceon 88F6281 †

• CPU:Sheeva*23 *24*25
• Architecture:Armv5TE
• cpuinfo

  # cat /proc/cpuinfo
  Processor name  : Feroceon 88F6281 rev 1 (v5l) @ 1.2 GHz
  BogoMIPS        : 1196.85
  Features        : swp half thumb fastmult edsp
  CPU implementer : 0x56
  CPU architecture: 5TE
  CPU variant     : 0x2
  CPU part        : 0x131
  CPU revision    : 1
  
  Hardware        : Feroceon-KW ARM
  Revision        : 0000
  Serial          : 0000000000000000

• kernel

  # uname -a
  Linux akashic 3.4.6 #1 Thu Jun 12 06:29:46 CST 2014 armv5tel unknown

NVIDIA Tegra 3 T30L †

• CPU:Cortex A9
• architecture:Arm v7-A
• cpuinfo

  $ cat /proc/cpuinfo
  Processor       : ARMv7 Processor rev 9 (v7l)
  processor       : 0
  BogoMIPS        : 1993.93
  
  processor       : 1
  BogoMIPS        : 1993.93
  
  processor       : 2
  BogoMIPS        : 1993.93
  
  processor       : 3
  BogoMIPS        : 1993.93
  
  Features        : swp half thumb fastmult vfp edsp neon vfpv3 tls
  CPU implementer : 0x41
  CPU architecture: 7
  CPU variant     : 0x2
  CPU part        : 0xc09
  CPU revision    : 9
  
  Hardware        : grouper
  Revision        : 0000
  Serial          : 0f410a0001440200

• kernel

  3.1.10-g1e42d16

Qualcomm Snapdragon 800 MSM8974 †

• cpu:Krait 400*26
• architecture:Arm v7-A
• cpuinfo

  $ cat /proc/cpuinfo
  Processor       : ARMv7 Processor rev 0 (v7l)
  processor       : 0
  BogoMIPS        : 38.40
  
  processor       : 1
  BogoMIPS        : 38.40
  
  processor       : 2
  BogoMIPS        : 38.40
  
  processor       : 3
  BogoMIPS        : 38.40
  
  Features        : swp half thumb fastmult vfp edsp neon vfpv3 tls vfpv4 idiva idivt
  CPU implementer : 0x51
  CPU architecture: 7
  CPU variant     : 0x2
  CPU part        : 0x06f
  CPU revision    : 0
  
  Hardware        : Qualcomm MSM 8974 HAMMERHEAD (Flattened Device Tree)
  Revision        : 000b
  Serial          : 0000000000000000

• kernel

  3.4.0-g88fbc66

Samsung Exynos 3 Single S5PC110 †

• CPU:Cortex-A8
• Architecture:Arm v7-A
• cpuinfo

  $ cat /proc/cpuinfo
  Processor       : ARMv7 Processor rev 2 (v7l)
  BogoMIPS        : 796.20
  Features        : swp half thumb fastmult vfp edsp thumbee neon vfpv3
  CPU implementer : 0x41
  CPU architecture: 7
  CPU variant     : 0x2
  CPU part        : 0xc08
  CPU revision    : 2
  
  Hardware        : GT-P1000
  Revision        : 0012
  Serial          : 35302b4d98eb00ec

• kernel

  2.6.35.7

Samsung Exynos4210 †

• CPU:Cortex-A9
• Architecture:Arm v7-A
• cpuinfo

  $ cat /proc/cpuinfo
  Processor       : ARMv7 Processor rev 1 (v7l)
  processor       : 0
  BogoMIPS        : 1592.52
  
  processor       : 1
  BogoMIPS        : 2388.78
  
  Features        : swp half thumb fastmult vfp edsp neon vfpv3 tls
  CPU implementer : 0x41
  CPU architecture: 7
  CPU variant     : 0x2
  CPU part        : 0xc09
  CPU revision    : 1
  
  Hardware        : SMDK4210
  Revision        : 000c
  Serial          : 304d1975c227cb6e

NVIDIA TegraK1 †

• CPU:Cortex-A15
• cpuinfo

  $ cat /proc/cpuinfo
  processor       : 0
  model name      : ARMv7 Processor rev 3 (v7l)
  Features        : swp half thumb fastmult vfp edsp neon vfpv3 tls vfpv4 idiva idivt
  CPU implementer : 0x41
  CPU architecture: 7
  CPU variant     : 0x3
  CPU part        : 0xc0f
  CPU revision    : 3
  
  processor       : 1
  model name      : ARMv7 Processor rev 3 (v7l)
  Features        : swp half thumb fastmult vfp edsp neon vfpv3 tls vfpv4 idiva idivt
  CPU implementer : 0x41
  CPU architecture: 7
  CPU variant     : 0x3
  CPU part        : 0xc0f
  CPU revision    : 3
  
  processor       : 2
  model name      : ARMv7 Processor rev 3 (v7l)
  Features        : swp half thumb fastmult vfp edsp neon vfpv3 tls vfpv4 idiva idivt
  CPU implementer : 0x41
  CPU architecture: 7
  CPU variant     : 0x3
  CPU part        : 0xc0f
  CPU revision    : 3
  
  processor       : 3
  model name      : ARMv7 Processor rev 3 (v7l)
  Features        : swp half thumb fastmult vfp edsp neon vfpv3 tls vfpv4 idiva idivt
  CPU implementer : 0x41
  CPU architecture: 7
  CPU variant     : 0x3
  CPU part        : 0xc0f
  CPU revision    : 3
  
  Hardware        : jetson-tk1
  Revision        : 0000
  Serial          : 0177000003450000
  Processor       : ARMv7 Processor rev 3 (v7l)

• auxv

  0x00000010 0x000fb0d7
  0x00000006 0x00001000
  0x00000011 0x00000064
  0x00000003 0x00008034
  0x00000004 0x00000020
  0x00000005 0x00000009
  0x00000007 0xb6fa7000
  0x00000008 0x00000000
  0x00000009 0x00008d0d
  0x0000000b 0x000003e8
  0x0000000c 0x000003e8
  0x0000000d 0x000003e8
  0x0000000e 0x000003e8
  0x00000017 0x00000000
  0x00000019 0xbedbb7fe
  0x0000001f 0xbedbbfed
  0x0000000f 0xbedbb80e
  0x00000000 0x00000000

• cpufreq

  $ sudo cat /sys/devices/system/cpu/cpu*/cpufreq/cpuinfo_cur_freq
  2320500
  2320500
  2320500
  2320500

• OS

  $ lsb_release -a
  No LSB modules are available.
  Distributor ID: Ubuntu
  Description:    Ubuntu 14.04.5 LTS
  Release:        14.04
  Codename:       trusty

• kernel

  $ uname -a
  Linux tegra-ubuntu 3.10.40-ged4f697 #1 SMP PREEMPT Mon Dec 1 14:34:46 PST 2014 armv7l armv7l armv7l GNU/Linux

• gcc

  $ gcc --version
  gcc (Ubuntu/Linaro 4.8.4-2ubuntu1~14.04.3) 4.8.4
  Copyright (C) 2013 Free Software Foundation, Inc.
  This is free software; see the source for copying conditions.  There is NO
  warranty; not even for MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
  

Raspberry Pi †

• Raspberry Pi は Arm v6のSoC
• Know your Raspberry Pi — Exploring the Raspberry Pi 0.1 documentation

Broadcom BCM2836 †

• CPU:Cortex-A7
• cpuinfo

  processor	: 0
  model name	: ARMv7 Processor rev 5 (v7l)
  BogoMIPS	: 38.40
  Features	: half thumb fastmult vfp edsp neon vfpv3 tls vfpv4 idiva idivt vfpd32 lpae evtstrm 
  CPU implementer	: 0x41
  CPU architecture: 7
  CPU variant	: 0x0
  CPU part	: 0xc07
  CPU revision	: 5
  
  processor	: 1
  model name	: ARMv7 Processor rev 5 (v7l)
  BogoMIPS	: 38.40
  Features	: half thumb fastmult vfp edsp neon vfpv3 tls vfpv4 idiva idivt vfpd32 lpae evtstrm 
  CPU implementer	: 0x41
  CPU architecture: 7
  CPU variant	: 0x0
  CPU part	: 0xc07
  CPU revision	: 5
  
  processor	: 2
  model name	: ARMv7 Processor rev 5 (v7l)
  BogoMIPS	: 38.40
  Features	: half thumb fastmult vfp edsp neon vfpv3 tls vfpv4 idiva idivt vfpd32 lpae evtstrm 
  CPU implementer	: 0x41
  CPU architecture: 7
  CPU variant	: 0x0
  CPU part	: 0xc07
  CPU revision	: 5
  
  processor	: 3
  model name	: ARMv7 Processor rev 5 (v7l)
  BogoMIPS	: 38.40
  Features	: half thumb fastmult vfp edsp neon vfpv3 tls vfpv4 idiva idivt vfpd32 lpae evtstrm 
  CPU implementer	: 0x41
  CPU architecture: 7
  CPU variant	: 0x0
  CPU part	: 0xc07
  CPU revision	: 5
  
  Hardware	: BCM2709
  Revision	: a01041

• auxv

  0000000 0021 0000 b000 7ee1 0010 0000 b0d6 003f
  0000010 0006 0000 1000 0000 0011 0000 0064 0000
  0000020 0003 0000 0034 0001 0004 0000 0020 0000
  0000030 0005 0000 0009 0000 0007 0000 1000 76fc
  0000040 0008 0000 0000 0000 0009 0000 0eb4 0001
  0000050 000b 0000 03e8 0000 000c 0000 03e8 0000
  0000060 000d 0000 03e8 0000 000e 0000 03e8 0000
  0000070 0017 0000 0000 0000 0019 0000 566b 7edf
  0000080 001a 0000 0000 0000 001f 0000 5feb 7edf
  0000090 000f 0000 567b 7edf 0000 0000 0000 0000
  00000a0

Broadcom BCM2837 †

Amlogic S905 †

Allwinner A64 †

NVIDIA TegraX1 †

HiSillicon Kirin 620 †

Qualcomm Snapdragon 410E MSM8916 †

Allwinner H5 †

Rockchip RK3288 †

Rockchip RK3399 †

NVIDIA Parker †

HiSillicon Kirin 930 †

• CPU:Cortex-A53 2.0GHz (Quad Cores) + 1.5GHz (Quad Cores)
• cpuinfo

  $ cat /proc/cpuinfo
  Processor       : AArch64 Processor rev 3 (aarch64)
  processor       : 0
  processor       : 1
  processor       : 2
  processor       : 3
  processor       : 4
  processor       : 5
  processor       : 6
  processor       : 7
  Features        : fp asimd evtstrm aes pmull sha1 sha2 crc32
  CPU implementer : 0x41
  CPU architecture: AArch64
  CPU variant     : 0x0
  CPU part        : 0xd03
  CPU revision    : 3

• kernel
• Android

Qualcomm Snapdragon 821 †

• cpu:Kryo 2 Cores + Kryo 2 Cores
• cpuinfo

  sailfish:/$ cat /proc/cpuinfo
  Processor       : AArch64 Processor rev 1 (aarch64)
  processor       : 0
  min_vddcx       : 400000
  min_vddmx       : 490000
  BogoMIPS        : 38.00
  Features        : fp asimd evtstrm aes pmull sha1 sha2 crc32
  CPU implementer : 0x51
  CPU architecture: 8
  CPU variant     : 0x2
  CPU part        : 0x201
  CPU revision    : 1
  
  processor       : 1
  min_vddcx       : 400000
  min_vddmx       : 490000
  BogoMIPS        : 38.00
  Features        : fp asimd evtstrm aes pmull sha1 sha2 crc32
  CPU implementer : 0x51
  CPU architecture: 8
  CPU variant     : 0x2
  CPU part        : 0x201
  CPU revision    : 1
  
  processor       : 2
  min_vddcx       : 400000
  min_vddmx       : 490000
  BogoMIPS        : 38.00
  Features        : fp asimd evtstrm aes pmull sha1 sha2 crc32
  CPU implementer : 0x51
  CPU architecture: 8
  CPU variant     : 0x2
  CPU part        : 0x205
  CPU revision    : 1
  
  processor       : 3
  min_vddcx       : 400000
  min_vddmx       : 490000
  BogoMIPS        : 38.00
  Features        : fp asimd evtstrm aes pmull sha1 sha2 crc32
  CPU implementer : 0x51
  CPU architecture: 8
  CPU variant     : 0x2
  CPU part        : 0x205
  CPU revision    : 1
  
  CPU param       : 299 472 472 676 896 301 430 430 611 1061
  Hardware        : Qualcomm Technologies, Inc MSM8996pro

• Kernel

  sailfish:/ $ uname -a
  Linux localhost 3.18.31-g19caf23 #1 SMP PREEMPT Sat Sep 3 00:12:36 UTC 2016 aarch64

• OS

  Android 7.1

Rockchip RK3328 †

Amlogic S905X †

Allwinner H2+ †

Allwinner H3 †

Allwinner H6 †

Samsung Exynos5422 †

• CPU:Cortex-A15x4 + Cortex-A7x4
• architecture:Arm v7-A
• cpuinfo

  $ cat /proc/cpuinfo
  processor       : 0
  model name      : ARMv7 Processor rev 3 (v7l)
  BogoMIPS        : 84.00
  Features        : half thumb fastmult vfp edsp neon vfpv3 tls vfpv4 idiva idivt vfpd32 lpae
  CPU implementer : 0x41
  CPU architecture: 7
  CPU variant     : 0x0
  CPU part        : 0xc07
  CPU revision    : 3
  
  processor       : 1
  model name      : ARMv7 Processor rev 3 (v7l)
  BogoMIPS        : 84.00
  Features        : half thumb fastmult vfp edsp neon vfpv3 tls vfpv4 idiva idivt vfpd32 lpae
  CPU implementer : 0x41
  CPU architecture: 7
  CPU variant     : 0x0
  CPU part        : 0xc07
  CPU revision    : 3
  
  processor       : 2
  model name      : ARMv7 Processor rev 3 (v7l)
  BogoMIPS        : 84.00
  Features        : half thumb fastmult vfp edsp neon vfpv3 tls vfpv4 idiva idivt vfpd32 lpae
  CPU implementer : 0x41
  CPU architecture: 7
  CPU variant     : 0x0
  CPU part        : 0xc07
  CPU revision    : 3
  
  processor       : 3
  model name      : ARMv7 Processor rev 3 (v7l)
  BogoMIPS        : 84.00
  Features        : half thumb fastmult vfp edsp neon vfpv3 tls vfpv4 idiva idivt vfpd32 lpae
  CPU implementer : 0x41
  CPU architecture: 7
  CPU variant     : 0x0
  CPU part        : 0xc07
  CPU revision    : 3
  
  processor       : 4
  model name      : ARMv7 Processor rev 3 (v7l)
  BogoMIPS        : 120.00
  Features        : half thumb fastmult vfp edsp neon vfpv3 tls vfpv4 idiva idivt vfpd32 lpae
  CPU implementer : 0x41
  CPU architecture: 7
  CPU variant     : 0x2
  CPU part        : 0xc0f
  CPU revision    : 3
  
  processor       : 5
  model name      : ARMv7 Processor rev 3 (v7l)
  BogoMIPS        : 120.00
  Features        : half thumb fastmult vfp edsp neon vfpv3 tls vfpv4 idiva idivt vfpd32 lpae
  CPU implementer : 0x41
  CPU architecture: 7
  CPU variant     : 0x2
  CPU part        : 0xc0f
  CPU revision    : 3
  
  processor       : 6
  model name      : ARMv7 Processor rev 3 (v7l)
  BogoMIPS        : 120.00
  Features        : half thumb fastmult vfp edsp neon vfpv3 tls vfpv4 idiva idivt vfpd32 lpae
  CPU implementer : 0x41
  CPU architecture: 7
  CPU variant     : 0x2
  CPU part        : 0xc0f
  CPU revision    : 3
  
  processor       : 7
  model name      : ARMv7 Processor rev 3 (v7l)
  BogoMIPS        : 120.00
  Features        : half thumb fastmult vfp edsp neon vfpv3 tls vfpv4 idiva idivt vfpd32 lpae
  CPU implementer : 0x41
  CPU architecture: 7
  CPU variant     : 0x2
  CPU part        : 0xc0f
  CPU revision    : 3
  
  Hardware        : ODROID-XU4
  Revision        : 0100
  Serial          : 0000000000000000

• auxv

  00000021 beb20000
  00000010 001fb0d6
  00000006 00001000
  00000011 00000064
  00000003 0048a034
  00000004 00000020
  00000005 00000009
  00000007 b6fd4000
  00000008 00000000
  00000009 0048bb11
  0000000b 000003e8
  0000000c 000003e8
  0000000d 000003e8
  0000000e 000003e8
  00000017 00000000
  00000019 be846dd7
  0000001a 00000000
  0000001f be846fef
  0000000f be846de7
  00000000 00000000
  odroid@odroid:~$ xxd -e -g4  /proc/self/auxv
  00000000: 00000021 beb20000 00000010 001fb0d6  !...............
  00000010: 00000006 00001000 00000011 00000064  ............d...
  00000020: 00000003 0048a034 00000004 00000020  ....4.H..... ...
  00000030: 00000005 00000009 00000007 b6fd4000  .............@..
  00000040: 00000008 00000000 00000009 0048bb11  ..............H.
  00000050: 0000000b 000003e8 0000000c 000003e8  ................
  00000060: 0000000d 000003e8 0000000e 000003e8  ................
  00000070: 00000017 00000000 00000019 be846dd7  .............m..
  00000080: 0000001a 00000000 0000001f be846fef  .............o..
  00000090: 0000000f be846de7 00000000 00000000  .....m..........

• lscpu

  $ lscpu
  Architecture:          armv7l
  Byte Order:            Little Endian
  CPU(s):                8
  On-line CPU(s) list:   0-7
  Thread(s) per core:    1
  Core(s) per socket:    4
  Socket(s):             2
  Model name:            ARMv7 Processor rev 3 (v7l)
  CPU max MHz:           1400.0000
  CPU min MHz:           200.0000
  Hypervisor vendor:     (null)
  Virtualization type:   full

• OS

  $ lsb_release -a
  No LSB modules are available.
  Distributor ID: Ubuntu
  Description:    Ubuntu 16.04.3 LTS
  Release:        16.04
  Codename:       xenial
  $ cat /etc/os-release
  NAME="Ubuntu"
  VERSION="16.04.3 LTS (Xenial Xerus)"
  ID=ubuntu
  ID_LIKE=debian
  PRETTY_NAME="Ubuntu 16.04.3 LTS"
  VERSION_ID="16.04"
  HOME_URL="http://www.ubuntu.com/"
  SUPPORT_URL="http://help.ubuntu.com/"
  BUG_REPORT_URL="http://bugs.launchpad.net/ubuntu/"
  VERSION_CODENAME=xenial
  UBUNTU_CODENAME=xenial

• cpufreq

  $ cat /sys/bus/cpu/devices/cpu*/cpufreq/cpuinfo_max_freq
  1400000
  1400000
  1400000
  1400000
  2000000
  2000000
  2000000
  2000000

• gcc

  $ gcc --version
  gcc (Ubuntu/Linaro 5.4.0-6ubuntu1~16.04.5) 5.4.0 20160609
  Copyright (C) 2015 Free Software Foundation, Inc.
  This is free software; see the source for copying conditions.  There is NO
  warranty; not even for MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.

• ODROID-XU4

auxvとimplementerのまとめ †

auxvとimplementerのまとめ(64bit版) †

各CPUの特徴比較 †

各SoCの一覧 †

• ARMv8 - ARM - WikiChip