Buildroot

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buildroot版本为2018.02LTS版 官网使用手册 #https://buildroot.org/downloads/manual/manual.html

配置单板架构

Target options --->

cortex-A8配置

 Target Architecture (ARM (little endian))  --->
 Target Binary Format (ELF)  --->
 Target Architecture Variant (cortex-A8)  --->
 Target ABI (EABIhf)  --->
 Floating point strategy (VFPv3-D16)  --->
 ARM instruction set (ARM)  --->

cortex-A9配置

     Target Architecture (ARM (little endian))  --->
     Target Binary Format (ELF)  --->
     Target Architecture Variant (cortex-A9)  --->
 [*] Enable NEON SIMD extension support
 [*] Enable VFP extension support
     Target ABI (EABIhf)  --->
     Floating point strategy (VFPv3-D16)  --->
     ARM instruction set (ARM)  --->

构建配置

Build options --->

     Commands  --->
 (/ti/mini437x_buildroot/configs/mini4378_defconfig) Location to save buildroot config
 ($(TOPDIR)/dl) Download dir
 ($(BASE_DIR)/host) Host dir
     Mirrors and Download locations  --->
 (0) Number of jobs to run simultaneously (0 for auto)
 [ ] Enable compiler cache
 [ ] build packages with debugging symbols
 [*] strip target binaries
 ()    executables that should not be stripped
 ()    directories that should be skipped when stripping
     gcc optimization level (optimize for size)  --->
 [ ] Enable google-breakpad support
     libraries (shared only)  --->
 ($(CONFIG_DIR)/local.mk) location of a package override file
 (board/mini437x/patches) global patch directories
     Advanced  --->
     *** Security Hardening Options ***
     Stack Smashing Protection (None)  --->
     RELRO Protection (None)  --->
     Buffer-overflow Detection (FORTIFY_SOURCE) (None)  --->

配置工具链

Toolchain type (External toolchain) --->

 ( ) Buildroot toolchain
 (X) External toolchain

在线下载的

  Toolchain type (External toolchain)  --->                                                                                          		 
      *** Toolchain External Options ***                                                                                                  
      Toolchain (Custom toolchain)  --->                                                                                                  
      Toolchain origin (Toolchain to be downloaded and installed)  --->                                                                   
  (https://publishing-ap-linaro-org.s3.amazonaws.com/...)
  ($(ARCH)-linux-gnueabihf) Toolchain prefix                                                                                              
      External toolchain gcc version (5.x)  --->                                                                                          
      External toolchain kernel headers series (4.0.x)  --->                                                                              
      External toolchain C library (glibc/eglibc)  --->                                                                                   
  [*] Toolchain has SSP support?                                                                                                          
  [*] Toolchain has RPC support?                                                                                                          
  [*] Toolchain has C++ support?                                                                                                          
  ()  Extra toolchain libraries to be copied to target                                                                                    
  [ ] Copy gdb server to the Target                                                                                                       
      *** Host GDB Options ***                                                                                                            
  [ ] Build cross gdb for the host                                                                                                        
      *** Toolchain Generic Options ***                                                                                                   
  [ ] Copy gconv libraries                                                                                                                
  [*] Enable MMU support                                                                                                                  
  ()  Target Optimizations                                                                                                                
  ()  Target linker options                                                                                                               
  [ ] Register toolchain within Eclipse Buildroot plug-in

系统配置

System configuration --->

  Root FS skeleton (default target skeleton)  --->                                        
  (mini437x) System hostname                                                             
  (Welcome to Mini437x) System banner                                                    
      Passwords encoding (md5)  --->                                                     
      Init system (systemV)  --->                                                        
      /dev management (Dynamic using devtmpfs + mdev)  --->                              
  (system/device_table.txt) Path to the permission tables                                
  [ ] support extended attributes in device tables                                       
  [ ] Use symlinks to /usr for /bin, /sbin and /lib                                      
  [*] Enable root login with password                                                    
  ()    Root password                                                                    
      /bin/sh (bash)  --->                                                               
  [*] Run a getty (login prompt) after boot  --->                                        
  [*] remount root filesystem read-write during boot                                     
  (eth0) Network interface to configure through DHCP                                     
  [*] Purge unwanted locales                                                             
  (C en_US) Locales to keep                                                              
  ()  Generate locale data                                                               
  [ ] Enable Native Language Support (NLS)                                               
  -*- Install timezone info                                                              
  (default) timezone list                                                                
  (Etc/UTC) default local time                                                           
  ()  Path to the users tables                                                           
  (board/mini437x/rootfs-overlay) Root filesystem overlay directories                    
  (board/mini437x/post-build.sh) Custom scripts to run before creating filesystem images 
  ()  Custom scripts to run inside the fakeroot environment                              
  (board/mini437x/post-image.sh) Custom scripts to run after creating filesystem images  
  ()    Extra arguments passed to custom scripts

配置登陆信息

  (mini437x) System hostname                                                             
  (Welcome to Mini437x) System banner                                                    
      Passwords encoding (md5)  --->   
  [*] Enable root login with password                                                    
  ()    Root password  

配置登陆串口

[*] Run a getty (login prompt) after boot --->

 --- Run a getty (login prompt) after boot
 (ttyS0) TTY port
       Baudrate (keep kernel default)  --->
 (vt100) TERM environment variable
 ()    other options to pass to getty

其它配置

 (board/mini437x/rootfs-overlay) Root filesystem overlay directories                    
 (board/mini437x/post-build.sh) Custom scripts to run before creating filesystem images 
 ()  Custom scripts to run inside the fakeroot environment                              
 (board/mini437x/post-image.sh) Custom scripts to run after creating filesystem images

配置linuxkernel

Kernel --->

 [*] Linux Kernel
       *** Linux kernel in thumb mode may be broken with binutils >= 2.29 ***
       Kernel version (Custom Git repository)  --->
 (https://git.coding.net/codebug8/mini437x_kernel.git) URL of custom repository
 (master) Custom repository version
 ()    Custom kernel patches
       Kernel configuration (Using an in-tree defconfig file)  --->
 (mini437x) Defconfig name
 ()    Additional configuration fragment files
       Kernel binary format (zImage)  --->
       Kernel compression format (gzip compression)  --->
 [*]   Build a Device Tree Blob (DTB)
 (am437x-sk-evm) In-tree Device Tree Source file names
 ()      Out-of-tree Device Tree Source file paths
 [*]   Install kernel image to /boot in target
 [ ]   Needs host OpenSSL
 [ ]   Needs host libelf
       Linux Kernel Extensions  --->
       Linux Kernel Tools  --->

包的管理

Target packages --->

 -*- BusyBox
 (package/busybox/busybox.config) BusyBox configuration file to use?
 ()    Additional BusyBox configuration fragment files
 -*-   Show packages that are also provided by busybox
 [ ]   Enable SELinux support
 [ ]   Individual binaries
 [ ]   Install the watchdog daemon startup script
 Audio and video applications  --->
 Compressors and decompressors  --->
 Debugging, profiling and benchmark  --->
 Development tools  --->
 Filesystem and flash utilities  --->
 Fonts, cursors, icons, sounds and themes  --->
 Games  --->
 Graphic libraries and applications (graphic/text)  --->
 Hardware handling  --->
 Interpreter languages and scripting  --->
 Libraries  --->
 Mail  --->
 Miscellaneous  --->
 Networking applications  --->
 Package managers  --->
 Real-Time  --->
 Security  --->
 Shell and utilities  --->
 System tools  --->
 Text editors and viewers  --->

手动添加自己的包

参考链接

添加蓝牙工具

添加wifi工具

添加http+php工具

添加httpd工具包

[*] lighttpd
[*]   openssl support
[*]   zlib support
[*]   bzip2 support
[*]   pcre support
[*]   webdav support

添加php工具包

配置http+php

添加Qt

添加can-until

添加ssh工具

选中包

> Target packages > Networking applications

[*] openssh

修改配置文件

添加mkfs格式化工具

添加自己的bin文件

编译bootloader

Bootloaders --->

 [ ] afboot-stm32
 [ ] Barebox
 [ ] mxs-bootlets
 [ ] s500-bootloader
 [ ] ts4800-mbrboot
 [*] U-Boot
 [ ]   CRC image for Altera SoC FPGA (mkpimage)
 [ ]   Environment image  ----
 [ ]   Generate a U-Boot boot script
 ()    Device Tree Source file paths
 [ ] X-loader

u-boot编译

 [*] U-Boot
       Build system (Kconfig)  --->
       U-Boot Version (Custom Git repository)  --->
 (https://git.coding.net/codebug8/mini437x_uboot.git) URL of custom repository
 (master) Custom repository version
 ()    Custom U-Boot patches
       U-Boot configuration (Using an in-tree board defconfig file)  --->
 (mini437x) Board defconfig
 ()    Additional configuration fragment files
 [*]   U-Boot needs dtc
 [ ]   U-Boot needs pylibfdt
 [ ]   U-Boot needs OpenSSL
       U-Boot binary format  --->
 [ ]   produce a .ift signed image (OMAP)
 [*]   Install U-Boot SPL binary image
 (MLO)   U-Boot SPL/TPL binary image name(s)

系统镜像的生成

 [ ] axfs root filesystem
 [ ] cloop root filesystem for the target device
 [*] cpio the root filesystem (for use as an initial RAM filesystem)
       Compression method (gzip)  --->
 [*]   Create U-Boot image of the root filesystem
 [ ] cramfs root filesystem
 [*] ext2/3/4 root filesystem
       ext2/3/4 variant (ext4)  --->
 ()    filesystem label
 (300M) exact size
 (0)   exact number of inodes (leave at 0 for auto calculation)
 (5)   reserved blocks percentage
 (-O ^64bit) additional mke2fs options
       Compression method (no compression)  --->
 [ ] initial RAM filesystem linked into linux kernel
 [ ] jffs2 root filesystem
 [ ] romfs root filesystem
 [ ] squashfs root filesystem
 [*] tar the root filesystem
       Compression method (gzip)  --->
 ()    other random options to pass to tar
 [ ] ubi image containing an ubifs root filesystem
 [ ] ubifs root filesystem
 [ ] yaffs2 root filesystem