mk802 notes

floatpoint_golang_mk802.txt

$ go test -bench=BenchmarkUint -run=XXX
PASS
BenchmarkUint32Div7	20000000	       126 ns/op
BenchmarkUint32Div37	20000000	       126 ns/op
BenchmarkUint32Div123	20000000	       126 ns/op
BenchmarkUint32Div763	20000000	       126 ns/op
BenchmarkUint32Div1247	20000000	       126 ns/op
BenchmarkUint32Div9305	20000000	       126 ns/op
BenchmarkUint32Div13307	20000000	       126 ns/op
BenchmarkUint32Div52513	20000000	       126 ns/op
BenchmarkUint32Div60978747	20000000	       112 ns/op
BenchmarkUint32Div106956295	20000000	       112 ns/op
BenchmarkUint32Mod7	20000000	       126 ns/op
BenchmarkUint32Mod37	20000000	       126 ns/op
BenchmarkUint32Mod123	20000000	       126 ns/op
BenchmarkUint32Mod763	20000000	       126 ns/op
BenchmarkUint32Mod1247	20000000	       126 ns/op
BenchmarkUint32Mod9305	20000000	       126 ns/op
BenchmarkUint32Mod13307	20000000	       126 ns/op
BenchmarkUint32Mod52513	20000000	       126 ns/op
BenchmarkUint32Mod60978747	20000000	       112 ns/op
BenchmarkUint32Mod106956295	20000000	       113 ns/op
ok  	runtime	52.436s

Compare witch RPi:
https://code.google.com/p/go-wiki/wiki/GoArm

interfaces.txt

auto lo

iface lo inet loopback
iface eth0 inet dhcp

allow-hotplug wlan0
auto wlan0

iface wlan0 inet dhcp
        wpa-ssid "Xlab's iPhone"
        wpa-psk "wasdwasd"

----
Required packages: wireless-tools, wpasuplicant

links.txt

http://linux-sunxi.org/BSP
http://linux-sunxi.org/Hwpack

rootfs_backup.sh

#!/bin/sh
tar -cpzf /media/rootfs-`date +%m%d%y`.tar.gz --exclude=/proc/* --exclude=/mnt/* --exclude=/sys/* --exclude=/dev/* --exclude=/lost+found  --exclude=/media/* --exclude=/.* /

tty0.conf

# tty0 - getty
#
# This service maintains a getty on tty0 from the point the system is
# started until it is shut down again.

start on stopped rc RUNLEVEL=[2345] and (
            not-container or
            container CONTAINER=lxc or
            container CONTAINER=lxc-libvirt)

stop on runlevel [!2345]

respawn
exec /sbin/getty -a root -8 115200 ttyS0 vt102