Building an AOSP image

Here In this Post I will be sharing how I downloaded Android AOSP sources and built AOSP image for Nexus 7 [2012] device. You can follow this approach to build AOSP images for your devices for example Nexus 5 . So Let’s Start

Device Information

  • The Tablet device used here is the Nexus 7 (2012)
  • OS : Android-Lollipop
  • Product Name : grouper
  • Variant : grouper
  • HW version : ER3
  • Bootloader Version : 4.23

Environment Setup

  • install some required packages
ayx@ayx-HP:~$ sudo apt-get install git-core gnupg flex bison gperf build-essential zip curl zlib1g-dev gcc-multilib g++-multilib libc6-dev-i386 lib32ncurses5-dev x11proto-core-dev libx11-dev lib32z-dev ccache libgl1-mesa-dev libxml2-utils xsltproc unzip

ayx@ayx-HP:~/$ sudo apt-get install ncurses-dev
  • install adb tool
ayx@ayx-HP:~/$ sudo apt-get install android-tools-adb
  • Fix Udev permission error
ayx@ayx-HP:~$ lsusb
  • check the vendor id left of the colon , e.g nexus 5 & Open this file
ayx@ayx-HP:~$ sudo gedit /etc/udev/rules.d/51-android.rules
  • Put the following at the bottom of the file and save
# Nexus 5 Google Inc
SUBSYSTEM=="usb", ATTR{idVendor}=="18d1", MODE="0666", GROUP="plugdev"`

ayx@ayx-HP:~$ sudo chmod a+r /etc/udev/rules.d/51-android.rules
ayx@ayx-HP:~$ sudo service udev restart
ayx@ayx-HP:~$ fastboot -l devices
ayx@ayx-HP:~$ sudo service udev restart
ayx@ayx-HP:~$ sudo udevadm control --reload-rules
ayx@ayx-HP:~$ sudo udevadm trigger
ayx@ayx-HP:~$ fastboot -l devices`
  • install Java 7
ayx@ayx-HP:~$sudo apt-get install -f
ayx@ayx-HP:~$sudo add-apt-repository ppa:openjdk-r/ppa
ayx@ayx-HP:~$sudo apt-get update
ayx@ayx-HP:~$sudo apt-get install openjdk-7-jre
  • select java 7 for the followings
ayx@ayx-HP:~$ sudo update-alternatives --config javac
ayx@ayx-HP:~/$ sudo update-alternatives --config java
ayx@ayx-HP:~/$ sudo update-alternatives --config javap`
  • check versions of following & In my cases these were the versions
Written on September 10, 2019