Created on
12/05/18 00:00

Modified on
12/05/18 13:00

Filed under
GSoC 2018

Tags
android gentoo gsoc

Things done this week

This week was about creating a repository for an init program written in C/C++, testing it out, and trying to load the real init inside Gentoo root. The progress of each subproject are listed below.

Writing a "preinit" in C/C++

I've set up a …

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Created on
11/05/18 13:00

Modified on
04/05/18 13:00

Filed under
Android

Tags
android gsoc encryption

The story

I'm working on my GSoC 2018 project, and part of my work at this point is to take over init on an Android system. In order to get to the real root located in /data on Android, I need to mount the encrypted Android userdata partition, which uses …

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Created on
05/05/18 13:00

Modified on
05/05/18 13:00

Filed under
GSoC 2018

Tags
android gsoc

Preface

As a part of my GSoC 2018 project, I'll replace Android's init with one of the init systems from GNU/Linux (OpenRC to be exact), and I've been experimenting with replacing the holy PID1 on an Android system pretty long ago (dating back to 2015), though things didn't work …

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Created on
05/05/18 00:00

Modified on
05/05/18 00:00

Filed under
SysAdmin

Tags
gentoo linux virtualization

The story

After struggling with HiDPI issues on native GNU/Linux and battery life issues on macOS, I resorted to using Windows 10 as the main operating system on my laptop. Though there's WSL, it's not running Gentoo and has a severely degraded performance. As crossdev is really easy to …

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Created on
04/05/18 11:00

Modified on
05/05/18 23:00

Filed under
SysAdmin

Tags
android gentoo gsoc

Preface

Chrooting is usually a key part in installing a GNU/Linux system, and there's no difference here in my GSoC 2018 work. In this article we'll build a Gentoo chroot with CHOST=aarch64-unknown-linux-gnu, set up ssh connection to it, and install some necessary tools.

Preparation work

First of all …

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Personal details (portrait, CV) © Pengcheng Xu All Rights Reserved; articles licensed under CC BY-SA 4.0.
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