近期有部分客戶詢問(wèn)飛凌嵌入式i.MX8M系列開(kāi)發(fā)板如何添加或更改開(kāi)機(jī)動(dòng)畫,下文以O(shè)KMX8MM-C為例整理出如下思路,可供客戶嘗試。
一、下載 psplash源碼
1.下載psplash:gitclone git://git.yoctoproject.org/psplash,會(huì)下載到當(dāng)前目錄的psplash文件夾中-
forlinx@ubuntu:~$ git clone git://git.yoctoproject.org/psplash
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Cloning into 'psplash'...
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remote: Counting objects: 100% (11/11), done.
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remote: Compressing objects: 100% (11/11), done.
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remote: Total 306 (delta 2), reused 0 (delta 0), pack-reused 295
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Receiving objects: 100% (306/306), 128.73 KiB | 74.00 KiB/s, done.
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Resolving deltas: 100% (192/192), done.
注:代碼可左右滑動(dòng),下同
2.下載成功后會(huì)在當(dāng)前目錄下生成一個(gè)psplash文件夾,進(jìn)入psplash文件夾
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forlinx@ubuntu:~$ cd psplash/
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forlinx@ubuntu:~/psplash$ ls
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forlinx@ubuntu:~/psplash$ sudo apt-get install libgdk-pixbuf2.0-dev
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[sudo] password for forlinx:
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Reading package lists... Done
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Building dependency tree
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Reading state information... Done
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The following package was automatically installed and is no longer required:
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Use 'sudo apt autoremove' to remove it.
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【…】
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forlinx@ubuntu:~/psplash$ sudo apt-get install build-essential libncurses5-dev
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Reading package lists... Done
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Building dependency tree
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Reading state information... Done
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【…】
4.將想要替換的圖片復(fù)制到psplash文件夾中,此處用的是我們公司的logo,命名為logo-1024x600.png,外框照片命名為logo-bar.png。
進(jìn)度條的外框logo-bar.png。將這兩張圖片拷貝到psplash源碼目錄中,如下圖所示。二、制作logo
1.在psplash源碼中執(zhí)行以下指令來(lái)生成logo-1024x600-img.h-
forlinx@ubuntu:~/psplash$ ./make-image-header.sh logo-1024x600.png POKY
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forlinx@ubuntu:~/psplash$ ls
POKY參數(shù)只是一個(gè)變量,它會(huì)傳入到logo-1024x600-img.h文件里面,可以打開(kāi)查看。
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forlinx@ubuntu:~/psplash$ vi logo-1024x600-img.h
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forlinx@ubuntu:~/psplash$ ./make-image-header.sh logo-bar.png BAR
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forlinx@ubuntu:~/psplash$ ls
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forlinx@ubuntu:~/psplash$ vi logo-bar-img.h
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forlinx@ubuntu:~/psplash$ vi psplash.c
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forlinx@ubuntu:~/psplash$ vi autogen.sh
內(nèi)容如下:
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#!/bin/bash
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aclocal
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autoheader
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automake --add-missing
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autoconf
制作完腳本后,賦予它可執(zhí)行權(quán)限,再執(zhí)行這個(gè)腳本。
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forlinx@ubuntu:~/psplash$ chmod 777 autogen.sh
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forlinx@ubuntu:~/psplash$ ./autogen.sh
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configure.ac:7: installing './compile'
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configure.ac:3: installing './install-sh'
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configure.ac:3: installing './missing'
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Makefile.am: installing './INSTALL'
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Makefile.am: installing './depcomp'
5.修改Makefile.am,將psplash-poky-img.h修改成logo-1024x600-img.h,將psplash-bar-img.h修改成logo-bar-img.h。
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forlinx@ubuntu:~/psplash$ vi Makefile.am
修改完后的Makefile.am如下圖所示。
修改完Makefile.am后保存退出,回到源碼目錄下。6.執(zhí)行以下指令,使能環(huán)境變量。-
forlinx@ubuntu:~/psplash$ . /opt/fsl-imx-xwayland/4.14-sumo/environment-setup-aarch64-poky-linux
7.環(huán)境變量使能后,就可以執(zhí)行以下指令配置交叉編譯工具鏈。
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forlinx@ubuntu:~/psplash$ ./configure --host=aarch64-poky-linux
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configure: loading site script /opt/fsl-imx-xwayland/4.14-sumo/site-config-aarch64-poky-linux
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checking for a BSD-compatible install... /usr/bin/install -c
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checking whether build environment is sane... yes
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checking for aarch64-poky-linux-strip... aarch64-poky-linux-strip
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checking for a thread-safe mkdir -p... /bin/mkdir -p
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checking for gawk... no
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checking for mawk... mawk
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checking whether make sets $(MAKE)... yes
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checking whether make supports nested variables... yes
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checking for style of include used by make... GNU
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【…】
8.執(zhí)行make指令進(jìn)行編譯。
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forlinx@ubuntu:~/psplash$ make
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cd . && /bin/bash /home/forlinx/psplash/missing automake-1.15 --gnu Makefile
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cd . && /bin/bash ./config.status Makefile depfiles
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config.status: creating Makefile
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config.status: executing depfiles commands
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./make-image-header.sh base-images/psplash-bar.png BAR
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make all-am
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make[1]: Entering directory '/home/forlinx/psplash'
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aarch64-poky-linux-gcc
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--sysroot=/opt/fsl-imx-xwayland/
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4.14-sumo/sysroots/aarch64-poky-linux -DHAVE_CONFIG_H -I
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. -g -Wall -Wextra
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-D_GNU_SOURCE -DFONT_HEADER="radeon-font.h"
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-DFONT_DEF=radeon_font -O2 -pipe -g
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-feliminate-unused-debug-types
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-MT psplash-psplash.o -MD -MP -MF
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.deps/psplash-psplash.Tpo -c -o psplash-psplash.o
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`test -f 'psplash.c' || echo './'`psplash.c
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【…】
編譯完成后會(huì)在源碼目錄下生成psplash和psplash-write文件。
三、替換出廠系統(tǒng)logo
將編譯生成的psplash和psplash-write文件拷貝到開(kāi)發(fā)板出廠文件系統(tǒng)/usr/bin目錄下。-
okmx8mm login:root
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Last login: Thu Jun 20 10:00:15 UTC 2019 on tty7
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root@okmx8mm:~# cd /usr/bin/
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root@okmx8mm:/usr/bin# ls psp*
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psplash psplash-default psplash-write
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root@okmx8mm:/usr/bin# rm psplash
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root@okmx8mm:/usr/bin# rm psplash-write
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root@okmx8mm:/usr/bin# cp /run/media/sda1/psplash ./
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root@okmx8mm:/usr/bin# cp /run/media/sda1/psplash-write ./
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root@okmx8mm:/usr/bin# sync
注意:目前我們的OKMX8MM-C做了開(kāi)機(jī)連續(xù)顯示,所以默認(rèn)沒(méi)有開(kāi)機(jī)動(dòng)畫,若客戶有需要可按上述方式進(jìn)行添加。同時(shí)此方法在OKMX8MQ-C和OKMX8MP-C上也同樣適用。
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