Created on
15/02/21 22:00

Modified on
15/02/21 22:00

Filed under
Networking

Tags
networking wifi vpn

Preface

Winter vacation means that most of my time is spent at home, instead of the dorm room. The consequence of this is that those dumb devices that require access to Gravity to properly function is now basically offline, as they're not capable of dialing in via IKEv2 or WireGuard …

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Created on
06/09/20 20:35

Modified on
06/09/20 20:35

Filed under
SysAdmin

Tags
os sparc openbsd

What happened

The trusty SPARC machine I obtained from someone on the Gentoo mailing list quietly had its SAS 10k RPM HDD failed; the machine has been running Solaris 11.3 for over two years since I've blown up the Gentoo setup. As the machine is co-located inside PKU and …

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Created on
08/03/20 12:40

Modified on
08/03/20 12:40

Filed under
General

Tags
test

This site has been lacking a comment system for a long time (ever since its establishment in 2016). That was not a deliberate decision: I was simply too lazy to connect a proper comment system, and not much people wanted to leave a comment. I received almost no reach-outs due …

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Created on
07/03/20 21:00

Modified on
08/03/20 13:00

Filed under
RISC-V

Tags
risc-v zynq embedded

Intro

This article is a part of the Edgeboard RISC-V series. Check out other articles as well if you came in through a search engine.

Besides setting up RISC-V bootloader, we need to have the PS side of Zynq set up properly for a proper system as well as ease …

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Created on
07/03/20 11:00

Modified on
07/03/20 17:30

Filed under
RISC-V

Tags
risc-v embedded fpga

Intro

This article is a part of the Edgeboard RISC-V series. Check out other articles as well if you came in through a search engine.

Following the complete of setting up debug access, we can finally start the configuration for the first piece of software that will run on the …

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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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