Month: September 2024

RISC-V simulation with Qemu

  • Haco
  • September 27, 2024
  • 5 min read

Installation of Qemu On the Qemu website, you can find a lot of information on how to get it running. But for the specific purpose of this tutorial, a few important extra steps are needed. In order to use the user mode simulation, your host system must be Linux. I recommend installing from source as described on this  using configure with --target-list= riscv32-linux-user,riscv64-linux-user, riscv32-softmmu,riscv64-softmmu as a configuration. I assume you have a RV toolchain running, if not,  is how. User-Mode The simplest way of getting an environment for RV programming is…

Installing & Building RISC-V Toolchain

  • Haco
  • September 27, 2024
  • 2 min read

Prerequisites Several standard packages are needed to build the toolchain $ sudo apt-get install autoconf automake autotools-dev curl python3 python3-pip libmpc-dev libmpfr-dev libgmp-dev gawk build-essential bison flex texinfo gperf libtool patchutils bc zlib1g-dev libexpat-dev ninja-build git cmake libglib2.0-dev libslirp-dev Create a directory and clone $ mkdir ~/riscv && cd ~/riscv $ git clone https://github.com/riscv/riscv-gnu-toolchain Configure and make $ mkdir /opt/riscv $ ./configure --prefix=/opt/riscv $ make linux Your tool will be available on /opt/riscv/bin Add /opt/riscv/bin to PATH Edit the ~/.bashrc file $ sudo vim ~/.bashrc Add below at the end of the file and…

The Hack@DAC Story: Learnings from Organizing the World’s Largest Hardware Hacking Competition

  • Haco
  • September 27, 2024
  • 2 min read

Computing Stack Challenges Observed During Offensive Security Research at Intel Awareness of Hardware Common Weaknesses [CONCEPTS] Security-Aware Design Automation [TOOLS] "Shift-Left" to Detect & Fix Bugs in RTL [BEST PRACTICES] 1. Limited Awareness of HW Security Weaknesses 2. Need for Security-Aware Design Automation Tools 3. Need to Detect/Fix Bugs at RTL Design Phase SW bugs fixed with patches HW bugs are complicated to fix Time consuming Expensive Cause brand damage System on a Chip(Soc) Data Confidentiality Protect secrets from unauthorized access Data Integrity Protect data modification by untrusted…

Personal Statement

  • Haco
  • September 20, 2024
  • 1 min read

天赋，与生俱来； 幸运，不期而遇； 努力，宁缺毋滥！ Art is never finished, only abandoned! Let life be beautiful like summer flowers, and death like autumn leaves!

Code Is Poetry

  • Haco
  • September 20, 2024
  • 1 min read

There's a difference between knowing the path and walking the path. Don't believe in any of this fate crap! You're in control of your own life, remember? Abracadabra!

Modern Zen Poem

  • Haco
  • September 20, 2024
  • 1 min read

To follow the path:look to the master,follow the master,walk with the master,see through the master,become the master.

How To Become A Hacker

  • Haco
  • September 20, 2024
  • 1 min read

The world is full of fascinating problems waiting to be solved. No problem should ever have to be solved twice. Boredom and drudgery are evil. Freedom is good. Attitude is no substitute for competence.

Hello world!

  • Haco
  • September 19, 2024
  • 1 min read

Welcome to WordPress. This is your first post. Edit or delete it, then start writing!