- CPU: Cortex-A53
- kernel
odroid@odroid64:~$ uname -a
Linux odroid64 3.14.79-82 #1 SMP PREEMPT Mon Sep 19 11:26:07 BRT 2016 aarch64 aarch64 aarch64 GNU/Linux
odroid@odroid64:~$ lsb_release -a
No LSB modules are available.
Distributor ID: Ubuntu
Description: Ubuntu 16.04.1 LTS
Release: 16.04
Codename: xenial
- cpuinfo
odroid@odroid64:~$ cat /proc/cpuinfo
processor : 0
BogoMIPS : 2.00
Features : fp asimd crc32
CPU implementer : 0x41
CPU architecture: 8
CPU variant : 0x0
CPU part : 0xd03
CPU revision : 4
processor : 1
BogoMIPS : 2.00
Features : fp asimd crc32
CPU implementer : 0x41
CPU architecture: 8
CPU variant : 0x0
CPU part : 0xd03
CPU revision : 4
processor : 2
BogoMIPS : 2.00
Features : fp asimd crc32
CPU implementer : 0x41
CPU architecture: 8
CPU variant : 0x0
CPU part : 0xd03
CPU revision : 4
processor : 3
BogoMIPS : 2.00
Features : fp asimd crc32
CPU implementer : 0x41
CPU architecture: 8
CPU variant : 0x0
CPU part : 0xd03
CPU revision : 4
Hardware : ODROID-C2
Revision : 020b
- CPU architecture が AArch64という表示から8に変わった
- ついでにCPUの情報がコアごとに表示された
- auxv
odroid@odroid64:~$ xxd -e -g8 /proc/self/auxv
00000000: 0000000000000021 0000007fae6ac000 !.........j.....
00000010: 0000000000000010 0000000000000087 ................
00000020: 0000000000000006 0000000000001000 ................
00000030: 0000000000000011 0000000000000064 ........d.......
00000040: 0000000000000003 000000555874d040 ........@.tXU...
00000050: 0000000000000004 0000000000000038 ........8.......
00000060: 0000000000000005 0000000000000008 ................
00000070: 0000000000000007 0000007fae682000 ......... h.....
00000080: 0000000000000008 0000000000000000 ................
00000090: 0000000000000009 000000555874f3d8 ..........tXU...
000000a0: 000000000000000b 00000000000003e8 ................
000000b0: 000000000000000c 00000000000003e8 ................
000000c0: 000000000000000d 00000000000003e8 ................
000000d0: 000000000000000e 00000000000003e8 ................
000000e0: 0000000000000017 0000000000000000 ................
000000f0: 0000000000000019 0000007fc7c048a8 .........H......
00000100: 000000000000001f 0000007fc7c05feb ........._......
00000110: 000000000000000f 0000007fc7c048b8 .........H......
00000120: 0000000000000000 0000000000000000 ................
- lscpu
$ lscpu
Architecture: aarch64
Byte Order: Little Endian
CPU(s): 4
On-line CPU(s) list: 0-3
Thread(s) per core: 1
Core(s) per socket: 1
Socket(s): 4
CPU max MHz: 1536.0000
CPU min MHz: 100.0000
Hypervisor vendor: (null)
Virtualization type: full
- cpufreq 1.5GHz
$ cat /sys/devices/system/cpu/cpu*/cpufreq/cpuinfo_max_freq
1536000
1536000
1536000
1536000
- OS
$ lsb_release -a
No LSB modules are available.
Distributor ID: Ubuntu
Description: Ubuntu 16.04.3 LTS
Release: 16.04
Codename: xenial
- gcc
$ gcc --version
gcc (Ubuntu/Linaro 5.4.0-6ubuntu1~16.04.4) 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.
- UART Debug console