苗火 Nicholas

[embedded]How to set autherity enable with httpd of busybox

2017-12-11 萧 写技术

In http.conf dir/:user:pass In start command  httpd -h /home/www -c http.conf

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[embedded]To receive upload file by cgi-bin

2017-10-23 萧 写技术

#include <stdio.h> #include <stdlib.h> #include <string.h> #define STR_LEN 50 #define bufferSize 512 #define FPATH "../uploads/" #define STATUS_FILE "../uploadStatus.htm" #define SHELL_FILE "../shell/response_Firmware.sh" #define SYS_LOG "firmware.ini" /* int writeSt...

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[embedded]Port mqtt client to arm platform

2017-5-23 萧 写技术

1.Build openssl. Download openssl-1.0.2.tar.gz tar openssl-1.0.2.tar.gz cd openssl-1.0.2 vi Makefile, let: CC = arm-linux-gcc AR = arm-linux-ar RANLIB = arm-linux-ranlib INSTALLTOP = /home/nicholas/workspace/project/mosquitto/run/for_arm/openssl_install OPE...

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[embedded]audio: /dev/dsp: No such file or directory​

2017-5-17 萧 写技术

madplay移植成功了之后可以播放第一支曲子了，于是 madplay /home/music/nic.mp3 可是，竟然出现： audio: /dev/dsp: No such file or directory 如果出现上述错误，想必是驱动的问题， 对于Embedded的驱动看了下配置： <*>Device Drivers--->      <*>sound card support ---> &...

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[embedded]Port madplay to embedded system

2017-5-16 萧 写技术

1.Prepare tar packages: libid3tag-0.15.1b.tar.gz libmad-0.15.1b.tar.gz madplay-0.15.2b.tar.gz zlib-1.2.3.tar.bz2 2.Install zlib cd zlib-1.2.3 ./configure -shared --prefix=/usr/local/madplay/zlib-1.2.3 vi Makefile CC=arm-Linux-gcc LDSHARED=arm-linux-gcc -shared -W1,-soname,libz.so.1 CPP=...

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[embedded]How to install NFS on ubuntu

2017-5-12 萧 写技术

1.Install. sudo apt-get install nfs-kernel-server 2.Config. vim /etc/exports Add a line to the end of file. /home/nicholas/.../busybox/busybox-1.13.3/_install *(rw,sync,no_root_squash,no_subtree_check) 3.Restart. /etc/init.d/nfs-kernel-server restart

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[embedded]How to build phonon for arm

2017-5-12 萧 写技术

1.Go to library directory of arm qt first. cd qt-everywhere-opensource-src-4.8.6-arm/src/phonon 2.Here you can find that the true code is not in the directory by phonon.pro 3.But you can build as well. make make install 4.Head and library files will be insta...

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[embedded]The first program about gstreamer like "Hello world"

2017-5-11 萧 写技术

1.Install gstreamer librarys. But in my system its version is 0.10. gstreamer1-devel gstreamer1-plugins-base-tools gstreamer1-devel-docs gstreamer1-plugins-base-devel gstreamer1-plugins-base-devel-docs gstreamer1-plugins-good gstreamer1-plugins-good-extras gstreamer1-plugins-ugly gstreamer1-plu...

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[embedded]Unable to locate package

2017-5-11 萧 写技术

If you apt-get install some package but return that error "Unable to locate package ***", That because of your system not support the package you choosed. Search the right package first by typing: apt-cache search *** Or typing: apt-cache serach ***|grep ****** ...

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[embedded]Port an application by qtcreate to mini2440

2017-5-9 萧 写技术

1. Copy arm-linux-gcc library to root file system. #cp /opt/crosstool/gcc-4.4.3/arm-none-linux-gnueabi/lib/*  busybox/_install/lib -a The "-a" options let soft link to new directory but not truely file. 2.Copy qt-arm library to root file system. #cp /usr...

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