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| author | alk3pInjection <webmaster@raspii.tech> | 2024-02-04 16:16:35 +0800 |
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| committer | alk3pInjection <webmaster@raspii.tech> | 2024-02-04 16:16:35 +0800 |
| commit | abdaadbcae30fe0c9a66c7516798279fdfd97750 (patch) | |
| tree | 00a54a6e25601e43876d03c1a4a12a749d4a914c /share/doc/gdb/Dump_002fRestore-Files.html | |
https://developer.arm.com/downloads/-/arm-gnu-toolchain-downloads
Change-Id: I7303388733328cd98ab9aa3c30236db67f2e9e9c
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diff --git a/share/doc/gdb/Dump_002fRestore-Files.html b/share/doc/gdb/Dump_002fRestore-Files.html new file mode 100644 index 0000000..a2a5605 --- /dev/null +++ b/share/doc/gdb/Dump_002fRestore-Files.html @@ -0,0 +1,157 @@ +<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd"> +<html> +<!-- Copyright (C) 1988-2023 Free Software Foundation, Inc. + +Permission is granted to copy, distribute and/or modify this document +under the terms of the GNU Free Documentation License, Version 1.3 or +any later version published by the Free Software Foundation; with the +Invariant Sections being "Free Software" and "Free Software Needs +Free Documentation", with the Front-Cover Texts being "A GNU Manual," +and with the Back-Cover Texts as in (a) below. + +(a) The FSF's Back-Cover Text is: "You are free to copy and modify +this GNU Manual. Buying copies from GNU Press supports the FSF in +developing GNU and promoting software freedom." --> +<!-- Created by GNU Texinfo 5.1, http://www.gnu.org/software/texinfo/ --> +<head> +<title>Debugging with GDB: Dump/Restore Files</title> + +<meta name="description" content="Debugging with GDB: Dump/Restore Files"> +<meta name="keywords" content="Debugging with GDB: Dump/Restore Files"> +<meta name="resource-type" content="document"> +<meta name="distribution" content="global"> +<meta name="Generator" content="makeinfo"> +<meta http-equiv="Content-Type" content="text/html; charset=utf-8"> +<link href="index.html#Top" rel="start" title="Top"> +<link href="Concept-Index.html#Concept-Index" rel="index" title="Concept Index"> +<link href="index.html#SEC_Contents" rel="contents" title="Table of Contents"> +<link href="Data.html#Data" rel="up" title="Data"> +<link href="Core-File-Generation.html#Core-File-Generation" rel="next" title="Core File Generation"> +<link href="Memory-Region-Attributes.html#Memory-Region-Attributes" rel="previous" title="Memory Region Attributes"> +<style type="text/css"> +<!-- +a.summary-letter {text-decoration: none} +blockquote.smallquotation {font-size: smaller} +div.display {margin-left: 3.2em} +div.example {margin-left: 3.2em} +div.indentedblock {margin-left: 3.2em} +div.lisp {margin-left: 3.2em} +div.smalldisplay {margin-left: 3.2em} +div.smallexample {margin-left: 3.2em} +div.smallindentedblock {margin-left: 3.2em; font-size: smaller} +div.smalllisp {margin-left: 3.2em} +kbd {font-style:oblique} +pre.display {font-family: inherit} +pre.format {font-family: inherit} +pre.menu-comment {font-family: serif} +pre.menu-preformatted {font-family: serif} +pre.smalldisplay {font-family: inherit; font-size: smaller} +pre.smallexample {font-size: smaller} +pre.smallformat {font-family: inherit; font-size: smaller} +pre.smalllisp {font-size: smaller} +span.nocodebreak {white-space:nowrap} +span.nolinebreak {white-space:nowrap} +span.roman {font-family:serif; font-weight:normal} +span.sansserif {font-family:sans-serif; font-weight:normal} +ul.no-bullet {list-style: none} +--> +</style> + + +</head> + +<body lang="en" bgcolor="#FFFFFF" text="#000000" link="#0000FF" vlink="#800080" alink="#FF0000"> +<a name="Dump_002fRestore-Files"></a> +<div class="header"> +<p> +Next: <a href="Core-File-Generation.html#Core-File-Generation" accesskey="n" rel="next">Core File Generation</a>, Previous: <a href="Memory-Region-Attributes.html#Memory-Region-Attributes" accesskey="p" rel="previous">Memory Region Attributes</a>, Up: <a href="Data.html#Data" accesskey="u" rel="up">Data</a> [<a href="index.html#SEC_Contents" title="Table of contents" rel="contents">Contents</a>][<a href="Concept-Index.html#Concept-Index" title="Index" rel="index">Index</a>]</p> +</div> +<hr> +<a name="Copy-Between-Memory-and-a-File"></a> +<h3 class="section">10.19 Copy Between Memory and a File</h3> +<a name="index-dump_002frestore-files"></a> +<a name="index-append-data-to-a-file"></a> +<a name="index-dump-data-to-a-file"></a> +<a name="index-restore-data-from-a-file"></a> + +<p>You can use the commands <code>dump</code>, <code>append</code>, and +<code>restore</code> to copy data between target memory and a file. The +<code>dump</code> and <code>append</code> commands write data to a file, and the +<code>restore</code> command reads data from a file back into the inferior’s +memory. Files may be in binary, Motorola S-record, Intel hex, +Tektronix Hex, or Verilog Hex format; however, <small>GDB</small> can only +append to binary files, and cannot read from Verilog Hex files. +</p> +<dl compact="compact"> +<dd> +<a name="index-dump"></a> +</dd> +<dt><code>dump <span class="roman">[</span><var>format</var><span class="roman">]</span> memory <var>filename</var> <var>start_addr</var> <var>end_addr</var></code></dt> +<dt><code>dump <span class="roman">[</span><var>format</var><span class="roman">]</span> value <var>filename</var> <var>expr</var></code></dt> +<dd><p>Dump the contents of memory from <var>start_addr</var> to <var>end_addr</var>, +or the value of <var>expr</var>, to <var>filename</var> in the given format. +</p> +<p>The <var>format</var> parameter may be any one of: +</p><dl compact="compact"> +<dt><code>binary</code></dt> +<dd><p>Raw binary form. +</p></dd> +<dt><code>ihex</code></dt> +<dd><p>Intel hex format. +</p></dd> +<dt><code>srec</code></dt> +<dd><p>Motorola S-record format. +</p></dd> +<dt><code>tekhex</code></dt> +<dd><p>Tektronix Hex format. +</p></dd> +<dt><code>verilog</code></dt> +<dd><p>Verilog Hex format. +</p></dd> +</dl> + +<p><small>GDB</small> uses the same definitions of these formats as the +<small>GNU</small> binary utilities, like ‘<samp>objdump</samp>’ and ‘<samp>objcopy</samp>’. If +<var>format</var> is omitted, <small>GDB</small> dumps the data in raw binary +form. +</p> +<a name="index-append"></a> +</dd> +<dt><code>append <span class="roman">[</span>binary<span class="roman">]</span> memory <var>filename</var> <var>start_addr</var> <var>end_addr</var></code></dt> +<dt><code>append <span class="roman">[</span>binary<span class="roman">]</span> value <var>filename</var> <var>expr</var></code></dt> +<dd><p>Append the contents of memory from <var>start_addr</var> to <var>end_addr</var>, +or the value of <var>expr</var>, to the file <var>filename</var>, in raw binary form. +(<small>GDB</small> can only append data to files in raw binary form.) +</p> +<a name="index-restore"></a> +</dd> +<dt><code>restore <var>filename</var> <span class="roman">[</span>binary<span class="roman">]</span> <var>bias</var> <var>start</var> <var>end</var></code></dt> +<dd><p>Restore the contents of file <var>filename</var> into memory. The +<code>restore</code> command can automatically recognize any known <small>BFD</small> +file format, except for raw binary. To restore a raw binary file you +must specify the optional keyword <code>binary</code> after the filename. +</p> +<p>If <var>bias</var> is non-zero, its value will be added to the addresses +contained in the file. Binary files always start at address zero, so +they will be restored at address <var>bias</var>. Other bfd files have +a built-in location; they will be restored at offset <var>bias</var> +from that location. +</p> +<p>If <var>start</var> and/or <var>end</var> are non-zero, then only data between +file offset <var>start</var> and file offset <var>end</var> will be restored. +These offsets are relative to the addresses in the file, before +the <var>bias</var> argument is applied. +</p> +</dd> +</dl> + +<hr> +<div class="header"> +<p> +Next: <a href="Core-File-Generation.html#Core-File-Generation" accesskey="n" rel="next">Core File Generation</a>, Previous: <a href="Memory-Region-Attributes.html#Memory-Region-Attributes" accesskey="p" rel="previous">Memory Region Attributes</a>, Up: <a href="Data.html#Data" accesskey="u" rel="up">Data</a> [<a href="index.html#SEC_Contents" title="Table of contents" rel="contents">Contents</a>][<a href="Concept-Index.html#Concept-Index" title="Index" rel="index">Index</a>]</p> +</div> + + + +</body> +</html> |