megasoc_configuration_manual.tex

\documentclass{report}
\usepackage{hyperref}
\usepackage{tcolorbox,float}
\usepackage{listings}

\makeatletter
\newfloat{info@box}{tbp}{loi}[section]% 1: Name of float environment. 2: Default placement (top, bottom, ...). 3: File extension if written to an aux-file (like toc, lof, lot, loa, ...). 4: Numbering within <section/subsection/...>.
\makeatother
\floatname{info@box}{Infobox}% Adapt caption.
\newenvironment{infobox}[1][]{% Create new environment using info@box and tcolorbox
   \begin{info@box}%
      \begin{tcolorbox}[colback=red!15!white,%                    background color
            colframe=red!75!black,%                               frame color
            title=Additional information\ifstrempty{#1}{}{: #1}.% title
         ]%
}{%
      \end{tcolorbox}%
   \end{info@box}%
}

\title{megaSoC Configuration Manual}
\author{\href{http://www.soclabs.org}{SoC Labs}}
\begin{document}
\maketitle
\input{preamble.tex}
\begin{infobox}
    You must run 'source set\_env.sh' from the megasoc-project directory every time you open a new terminal!
\end{infobox} \par
 
\tableofcontents
\clearpage
\chapter{Introduction}

\end{document}