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Added (most of) 2.2.2

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Zhengyi Chen 2024-03-18 21:36:11 +00:00
parent 172197f638
commit 417bdc115b
4 changed files with 220 additions and 11 deletions
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45
tex/draft/graphics/tikz-misaligned-remap.tex Normal file
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\documentclass[tikz]{standalone}
\usepackage[utf8]{inputenc}
\usepackage{tikz}
\usetikzlibrary{calc,trees,positioning,arrows,fit,shapes,calc}
\begin{document}
\begin{tikzpicture}
\def\rectwidth{2}
\def\rectheight{1}
\draw[thick, <->] (\rectwidth / 2, -0.1) -- (\rectwidth / 2, -0.9) node[below] {\texttt{NULL}};
% Bottom alloc
\foreach \i in {0, ..., 0} {
\draw (0, \i) rectangle (\rectwidth, \i + \rectheight);
\draw[fill] (-3, \i + 0.5 * \rectheight) circle (2pt) node[left] {PFN: \i};
\draw[thick, ->] (-0.1, \i + \rectheight * 0.5) -- +(-2.8, 0);
}
\draw[thick, <->] (\rectwidth / 2, \rectheight + 0.1) -- (\rectwidth / 2, \rectheight + 0.9);
% Top alloc
\foreach \i in {2, ..., 5} {
% Draw 4 rectangles
\draw (0, \i) rectangle (\rectwidth, \i + \rectheight);
\draw[fill] (-3, \i + 0.5 * \rectheight) circle (2pt) node[left] {PFN: \i};
\draw[thick, dotted, ->] (-0.1, \i + \rectheight * 0.5) -- +(-2.8, 0);
}
\draw[thick, ->] (-0.1, 2 + \rectheight * 0.5) -- +(-2.8, 0) node[below, xshift=1.5cm] {\texttt{struct page *}};
\draw[thick, <->] (\rectwidth / 2, 6.1) -- (\rectwidth / 2, 6.9) node[above] {\texttt{NULL}};
% Userspace
\draw[thick] (5, 8) -- (5, -2) node[right, xshift=0.1cm, yshift=0.9cm] {Userspace};
\draw[thick] (5 + \rectwidth, 8) -- (5 + \rectwidth, -2);
\foreach \i in {1, ..., 3} {
\draw (5, \i) rectangle (5 + \rectwidth, \i + \rectheight) node[right, yshift=-1cm] {\texttt{0xBEEF000\i}};
}
\draw[thick, ->] (2.1, 0 + \rectheight * 0.5) -- +(2.8, 1);
\draw[thick, ->] (2.1, 2 + \rectheight * 0.5) -- +(2.8, 0);
\draw[thick, dotted, ->] (2.1, 3 + \rectheight * 0.5) -- +(2.8, 0) node[above, xshift=-1.5cm, red] {Fault!};
\end{tikzpicture}
\end{document}