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
目录
配置单板架构
Target options --->
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) --->
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) ---> │ │ │ │ ($(CONFIG_DIR)/local.mk) location of a package override file │ │ │ │ (board/mini335x/patches) global patch directories │ │ │ │ Advanced ---> │ │ │ │ *** Security Hardening Options *** │ │ │ │ Stack Smashing Protection (None) ---> │ │ │ │ RELRO Protection (None) ---> │ │ │ │ Buffer-overflow Detection (FORTIFY_SOURCE) (None) ---> │ │ │ │
配置工具链
Toolchain type (External toolchain) --->
│ │ ( ) Buildroot toolchain │ │ │ │ (X) External toolchain │ │
自动制作工具链
在线下载的
Toolchain type (External toolchain) ---> │ │ │ │ *** Toolchain External Options *** │ │ │ │ Toolchain (Custom toolchain) ---> │ │ │ │ Toolchain origin (Toolchain to be downloaded and installed) ---> │ │ │ │ (https://publishing-ap-linaro-org.s3.amazonaws.com/releases/components/toolchain/binaries/5.3-2016.05/arm-linux-gnueabihf/gcc-linaro-5.3│ │ │ │ ($(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 --->
配置登陆信息
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
配置登陆串口
其它配置
配置linuxkernel
Kernel --->
│ │ [*] Linux Kernel │ │ │ │ *** Linux kernel in thumb mode may be broken with binutils >= 2.29 *** │ │ │ │ Kernel version (Latest version (4.15)) ---> │ │ │ │ () Custom kernel patches (NEW) │ │ │ │ Kernel configuration (Using an in-tree defconfig file) ---> │ │ │ │ () Defconfig name (NEW) │ │ │ │ () Additional configuration fragment files (NEW) │ │ │ │ Kernel binary format (zImage) ---> │ │ │ │ Kernel compression format (gzip compression) ---> │ │ │ │ [ ] Build a Device Tree Blob (DTB) (NEW) │ │ │ │ [ ] Install kernel image to /boot in target (NEW) │ │ │ │ [ ] Needs host OpenSSL (NEW) │ │ │ │ [ ] Needs host libelf (NEW) │ │ │ │ Linux Kernel Extensions ---> │ │ │ │ Linux Kernel Tools ---> │ │
