📄 download-command.html
字号:
<!-- Copyright (C) 2009 Free Software Foundation, Inc. -->
<!-- This material may be distributed only subject to the terms -->
<!-- and conditions set forth in the Open Publication License, v1.0 -->
<!-- or later (the latest version is presently available at -->
<!-- http://www.opencontent.org/openpub/). -->
<!-- Distribution of the work or derivative of the work in any -->
<!-- standard (paper) book form is prohibited unless prior -->
<!-- permission is obtained from the copyright holder. -->
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
<HTML
><HEAD
><TITLE
>load</TITLE
><meta name="MSSmartTagsPreventParsing" content="TRUE">
<META
NAME="GENERATOR"
CONTENT="Modular DocBook HTML Stylesheet Version 1.79"><LINK
REL="HOME"
TITLE="RedBoot User's Guide"
HREF="redboot-guide.html"><LINK
REL="UP"
TITLE="Common Commands"
HREF="common-commands.html"><LINK
REL="PREVIOUS"
TITLE="ip_address"
HREF="ip-address-command.html"><LINK
REL="NEXT"
TITLE="mcmp"
HREF="mcmp-command.html"></HEAD
><BODY
CLASS="REFENTRY"
BGCOLOR="#FFFFFF"
TEXT="#000000"
LINK="#0000FF"
VLINK="#840084"
ALINK="#0000FF"
><DIV
CLASS="NAVHEADER"
><TABLE
SUMMARY="Header navigation table"
WIDTH="100%"
BORDER="0"
CELLPADDING="0"
CELLSPACING="0"
><TR
><TH
COLSPAN="3"
ALIGN="center"
>RedBoot User's Guide</TH
></TR
><TR
><TD
WIDTH="10%"
ALIGN="left"
VALIGN="bottom"
><A
HREF="ip-address-command.html"
ACCESSKEY="P"
>Prev</A
></TD
><TD
WIDTH="80%"
ALIGN="center"
VALIGN="bottom"
></TD
><TD
WIDTH="10%"
ALIGN="right"
VALIGN="bottom"
><A
HREF="mcmp-command.html"
ACCESSKEY="N"
>Next</A
></TD
></TR
></TABLE
><HR
ALIGN="LEFT"
WIDTH="100%"></DIV
><H1
><A
NAME="DOWNLOAD-COMMAND"
></A
>load</H1
><DIV
CLASS="REFNAMEDIV"
><A
NAME="AEN1248"
></A
><H2
>Name</H2
>load -- Download programs or data to the RedBoot platform</DIV
><DIV
CLASS="REFSYNOPSISDIV"
><A
NAME="AEN1251"
></A
><H2
>Synopsis</H2
><P
><B
CLASS="COMMAND"
>load</B
> [-v ] [-d ] [-r ] [-m
[[xmodem | ymodem | tftp | disk | file]
]
] [-h <TT
CLASS="REPLACEABLE"
><I
> server_IP_address</I
></TT
>] [-f <TT
CLASS="REPLACEABLE"
><I
> location</I
></TT
>] [-b <TT
CLASS="REPLACEABLE"
><I
> location</I
></TT
>] [-c <TT
CLASS="REPLACEABLE"
><I
> channel</I
></TT
>] [<TT
CLASS="REPLACEABLE"
><I
>file_name</I
></TT
>]</P
></DIV
><DIV
CLASS="REFSECT1"
><A
NAME="AEN1276"
></A
><H2
>Arguments</H2
><DIV
CLASS="INFORMALTABLE"
><P
></P
><A
NAME="AEN1278"
></A
><TABLE
BORDER="1"
FRAME="border"
RULES="all"
CLASS="CALSTABLE"
><COL
WIDTH="1*"
TITLE="C1"><COL
WIDTH="1*"
TITLE="C2"><COL
WIDTH="1*"
TITLE="C3"><COL
WIDTH="1*"
TITLE="C4"><THEAD
><TR
><TH
>Name</TH
><TH
>Type</TH
><TH
>Description</TH
><TH
>Default</TH
></TR
></THEAD
><TBODY
><TR
><TD
>-v</TD
><TD
>Boolean</TD
><TD
>Display a small spinner (indicator)
while the download is in progress. This is just for feedback, especially
during long loads. Note that the option has no effect when using a
serial download method since it would interfere with the protocol.</TD
><TD
><SPAN
CLASS="emphasis"
><I
CLASS="EMPHASIS"
>quiet</I
></SPAN
></TD
></TR
><TR
><TD
>-d</TD
><TD
>Boolean</TD
><TD
>Decompress data stream (gzip data)</TD
><TD
><SPAN
CLASS="emphasis"
><I
CLASS="EMPHASIS"
>non-compressed data</I
></SPAN
></TD
></TR
><TR
><TD
>-r</TD
><TD
>Boolean</TD
><TD
>Raw (or binary) data. -b or -f must be used</TD
><TD
><SPAN
CLASS="emphasis"
><I
CLASS="EMPHASIS"
>formatted (S-records, ELF image, etc)</I
></SPAN
></TD
></TR
><TR
><TD
>-m tftp</TD
><TD
> </TD
><TD
>Transfer data via the network using <ACRONYM
CLASS="ACRONYM"
>TFTP</ACRONYM
> protocol.</TD
><TD
><ACRONYM
CLASS="ACRONYM"
>TFTP</ACRONYM
></TD
></TR
><TR
><TD
>-m http</TD
><TD
> </TD
><TD
>Transfer data via the network using <ACRONYM
CLASS="ACRONYM"
>HTTP</ACRONYM
> protocol.</TD
><TD
><ACRONYM
CLASS="ACRONYM"
>TFTP</ACRONYM
></TD
></TR
><TR
><TD
>-m xmodem</TD
><TD
> </TD
><TD
>Transfer data using <SPAN
CLASS="emphasis"
><I
CLASS="EMPHASIS"
>X-modem</I
></SPAN
> protocol.</TD
><TD
><ACRONYM
CLASS="ACRONYM"
>TFTP</ACRONYM
></TD
></TR
><TR
><TD
>-m ymodem</TD
><TD
> </TD
><TD
>Transfer data using <SPAN
CLASS="emphasis"
><I
CLASS="EMPHASIS"
>Y-modem</I
></SPAN
> protocol.</TD
><TD
><ACRONYM
CLASS="ACRONYM"
>TFTP</ACRONYM
></TD
></TR
><TR
><TD
>-m disk</TD
><TD
> </TD
><TD
>Transfer data from a local disk.</TD
><TD
><ACRONYM
CLASS="ACRONYM"
>TFTP</ACRONYM
></TD
></TR
><TR
><TD
>-m file</TD
><TD
> </TD
><TD
>Transfer data from a local filesystem such as
JFFS2 or FAT.</TD
><TD
><ACRONYM
CLASS="ACRONYM"
>TFTP</ACRONYM
></TD
></TR
><TR
><TD
>-h <TT
CLASS="REPLACEABLE"
><I
>server_IP_address</I
></TT
></TD
><TD
>Numeric IP or DNS name</TD
><TD
>The IP address of the <ACRONYM
CLASS="ACRONYM"
>TFTP</ACRONYM
> or <ACRONYM
CLASS="ACRONYM"
>HTTP</ACRONYM
> server.</TD
><TD
>Value set by <B
CLASS="COMMAND"
>ip_address</B
></TD
></TR
><TR
><TD
>-b <TT
CLASS="REPLACEABLE"
><I
>location</I
></TT
></TD
><TD
>Number</TD
><TD
>Address in memory to load the data. Formatted data streams will have
an implied load address which this option may override.</TD
><TD
><SPAN
CLASS="emphasis"
><I
CLASS="EMPHASIS"
>Depends on data format</I
></SPAN
></TD
></TR
><TR
><TD
>-f <TT
CLASS="REPLACEABLE"
><I
>location</I
></TT
></TD
><TD
>Number</TD
><TD
>Address in flash to load the data. Formatted data streams will have
an implied load address which this option may override.</TD
><TD
><SPAN
CLASS="emphasis"
><I
CLASS="EMPHASIS"
>Depends on data format</I
></SPAN
></TD
></TR
><TR
><TD
>-c <TT
CLASS="REPLACEABLE"
><I
>channel</I
></TT
></TD
><TD
>Number</TD
><TD
>Specify which I/O channel to
use for download. This option is only supported when using either
xmodem or ymodem protocol.</TD
><TD
><SPAN
CLASS="emphasis"
><I
CLASS="EMPHASIS"
>Depends on data format</I
></SPAN
></TD
></TR
><TR
><TD
><TT
CLASS="REPLACEABLE"
><I
>file_name</I
></TT
></TD
><TD
>String</TD
><TD
>The name of the file on the <ACRONYM
CLASS="ACRONYM"
>TFTP</ACRONYM
> or <ACRONYM
CLASS="ACRONYM"
>HTTP</ACRONYM
>
server or the local disk. Details of how this is specified for <ACRONYM
CLASS="ACRONYM"
>TFTP</ACRONYM
> are
host-specific. For local disk files, the name must be in <SPAN
CLASS="emphasis"
><I
CLASS="EMPHASIS"
>disk</I
></SPAN
>:
<SPAN
CLASS="emphasis"
><I
CLASS="EMPHASIS"
>filename</I
></SPAN
> format. The disk portion must match one of the disk
names listed by the <B
CLASS="COMMAND"
>disks</B
> command.</TD
><TD
><SPAN
CLASS="emphasis"
><I
CLASS="EMPHASIS"
>None</I
></SPAN
></TD
></TR
></TBODY
></TABLE
><P
></P
></DIV
></DIV
><DIV
CLASS="REFSECT1"
><A
NAME="AEN1392"
></A
><H2
>Description</H2
><P
>The <B
CLASS="COMMAND"
>load</B
> command is used to download
data into the target system. Data can be loaded via a network connection,
using either the <ACRONYM
CLASS="ACRONYM"
>TFTP</ACRONYM
> or <ACRONYM
CLASS="ACRONYM"
>HTTP</ACRONYM
> protocols, or the console serial connection using the
X/Y modem protocol. Files may also be loaded directly from local filesystems
on disk. Files to be downloaded may either be executable images in
ELF executable program format,
Motorola S-record (SREC)
format or raw data.
</P
></DIV
><DIV
CLASS="REFSECT1"
><A
NAME="AEN1398"
></A
><H2
>Examples</H2
><P
>Download a Motorola S-record (or ELF) image, using <ACRONYM
CLASS="ACRONYM"
>TFTP</ACRONYM
>, specifying the
base memory address.
<TABLE
BORDER="5"
BGCOLOR="#E0E0F0"
WIDTH="70%"
><TR
><TD
><PRE
CLASS="SCREEN"
>RedBoot> <KBD
CLASS="USERINPUT"
>load redboot.ROM -b 0x8c400000</KBD
>
Address offset = 0x0c400000
Entry point: 0x80000000, address range: 0x80000000-0x8000fe80</PRE
></TD
></TR
></TABLE
>
</P
><P
>Download a Motorola S-record (or ELF) image, using <ACRONYM
CLASS="ACRONYM"
>HTTP</ACRONYM
>, specifying the
host [server] address.
<TABLE
BORDER="5"
BGCOLOR="#E0E0F0"
WIDTH="70%"
><TR
><TD
><PRE
CLASS="SCREEN"
>RedBoot> <KBD
CLASS="USERINPUT"
>load /redboot.ROM -m HTTP -h 192.168.1.104</KBD
>
Address offset = 0x0c400000
Entry point: 0x80000000, address range: 0x80000000-0x8000fe80</PRE
></TD
></TR
></TABLE
>
</P
><P
>Load an ELF file from /dev/hda1 which should be an EXT2 partition:
<TABLE
BORDER="5"
BGCOLOR="#E0E0F0"
WIDTH="70%"
><TR
><TD
><PRE
CLASS="SCREEN"
>RedBoot> <KBD
CLASS="USERINPUT"
>load -mode disk hda1:hello.elf</KBD
>
Entry point: 0x00020000, address range: 0x00020000-0x0002fd70</PRE
></TD
></TR
></TABLE
>
</P
><P
>Load an ELF file from /jffs2/applications which should be a directory
in a JFFS2 filesystem:
<TABLE
BORDER="5"
BGCOLOR="#E0E0F0"
WIDTH="70%"
><TR
><TD
><PRE
CLASS="SCREEN"
>RedBoot> <KBD
CLASS="USERINPUT"
>load -mode file /jffs2/applications/hello.elf</KBD
>
Entry point: 0x00020000, address range: 0x00020000-0x0002fd70</PRE
></TD
></TR
></TABLE
>
</P
></DIV
><DIV
CLASS="NAVFOOTER"
><HR
ALIGN="LEFT"
WIDTH="100%"><TABLE
SUMMARY="Footer navigation table"
WIDTH="100%"
BORDER="0"
CELLPADDING="0"
CELLSPACING="0"
><TR
><TD
WIDTH="33%"
ALIGN="left"
VALIGN="top"
><A
HREF="ip-address-command.html"
ACCESSKEY="P"
>Prev</A
></TD
><TD
WIDTH="34%"
ALIGN="center"
VALIGN="top"
><A
HREF="redboot-guide.html"
ACCESSKEY="H"
>Home</A
></TD
><TD
WIDTH="33%"
ALIGN="right"
VALIGN="top"
><A
HREF="mcmp-command.html"
ACCESSKEY="N"
>Next</A
></TD
></TR
><TR
><TD
WIDTH="33%"
ALIGN="left"
VALIGN="top"
>ip_address</TD
><TD
WIDTH="34%"
ALIGN="center"
VALIGN="top"
><A
HREF="common-commands.html"
ACCESSKEY="U"
>Up</A
></TD
><TD
WIDTH="33%"
ALIGN="right"
VALIGN="top"
>mcmp</TD
></TR
></TABLE
></DIV
></BODY
></HTML
>⌨️ 快捷键说明
复制代码
Ctrl + C
搜索代码
Ctrl + F
全屏模式
F11
切换主题
Ctrl + Shift + D
显示快捷键
?
增大字号
Ctrl + =
减小字号
Ctrl + -