[ECOS] loading application on redboot

Michael Anburaj embeddedeng@hotmail.com
Fri Aug 1 08:31:00 GMT 2003


Yea,

open gdb with -w (insight) & you can set the baud rate at target settings,

$ arm-elf-gdb -w hello

or if you open the text gdb

gdb> set remotebaud 115200

-Mike.

>From: Satish Kumar <satish@bvt.sc.sanyo.co.jp>
>To: Jonathan Larmour <jifl@eCosCentric.com>
>CC: Michael Anburaj 
><embeddedeng@hotmail.com>,ecos-discuss@sources.redhat.com
>Subject: Re: [ECOS] loading application on redboot
>Date: Fri, 01 Aug 2003 17:22:50 +0900
>
>well, actually my serial driver is set to baudrate 115200..
>will the GDB work on this baudrate..?
>
>satish
>
>
>On Fri, 01 Aug 2003 05:34:08 +0100
>Jonathan Larmour <jifl@eCosCentric.com> wrote:
>
> > Satish Kumar wrote:
> > > Hi,
> > >
> > >     using hyperteminal i have downloaded hello.srec at 0x40000 and 
>this
> > > time when i tried "go 0x40040" redboot hangs..i see no output on the
> > > hyper terminal.
> > >
> > > btw, i tried another method i.e using arm-elf-gdb..after powering on 
>my
> > > system, on "arm-elf-gdb -nw hello" ;i get the following output:
> > >
> > > $ arm-elf-gdb -nw hello
> > > GNU gdb 5.3 (eCosCentric)
> > > Copyright 2002 Free Software Foundation, Inc.
> > > GDB is free software, covered by the GNU General Public License, and 
>you are
> > > welcome to change it and/or distribute copies of it under certain 
>conditions.
> > > Type "show copying" to see the conditions.
> > > There is absolutely no warranty for GDB.  Type "show warranty" for 
>details.
> > > This GDB was configured as "--host=i686-pc-cygwin --target=arm-elf"...
> > > (gdb) target remote com1
> > > Remote debugging using com1
> > > Ignoring packet error, continuing...
> > > Ignoring packet error, continuing...
> > > Ignoring packet error, continuing...
> > > Couldn't establish connection to remote target
> > > Malformed response to offset query, timeout
> > > (gdb) quit
> > >
> > > i m not sure if the problem is with building  application or with
> > > the redboot_ROM monitor.
> >
> > This probably means your application isn't built for the right address 
>in
> > RAM. Do arm-elf-objdump -h on the (ELF) executable to see what the load
> > address is, and compare that against your memory map.
> >
> > Jifl
> > --
> > eCosCentric    http://www.eCosCentric.com/    The eCos and RedBoot 
>experts
> > --[ "You can complain because roses have thorns, or you ]--
> > --[  can rejoice because thorns have roses." -Lincoln   ]-- 
>Opinions==mine
>
>--
>Satish Kumar <satish@bvt.sc.sanyo.co.jp>
>

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