re:Re: re:Re: re:Re: [ECOS] eCos Romable ? (on AT91EB55)

[Sean Christensen <seanc at internap dot com>]

Put the '-r' (raw) option in the load command.  Redboot is trying to parse
on an 'elf' image I think.

SLC

On Fri, 6 May 2005, Gatien Gillon wrote:

> Still get an error :
> RedBoot> lo -b 0x02006948 -m xm
> C*** Abort! Attempt to load ELF data to address: 0x03006948 which is not in RAM
> xyzModem - CRC mode, 1025(SOH)/0(STX)/0(CAN) packets, 4 retries
>
>
> >On Fri, 2005-05-06 at 16:35 +0200, Gatien Gillon wrote:
> >> I used the command arm-elf-objcopy -S
> >> I get a 135 kb file
> >> when I send it I get this error :
> >> *** Abort! Attempt to load ELF data to address: 0x0301c000 which is not in RAM
> >> xyzModem - CRC mode, 1(SOH)/128(STX)/0(CAN) packets, 3 retries
> >>
> >> I'm can feel I'm nearly there, thanks
> >
> >Use the -b option to tell RedBoot where to load the code into RAM.
> >When you boot, RedBoot will tell you a sensible address to use.
> >
> >  RedBoot> lo -b 0x????? -m xm
> >
> >>
> >> >On Fri, 2005-05-06 at 16:08 +0200, Gatien Gillon wrote:
> >> >> I don't have a JTAG
> >> >>
> >> >> When I compile I get a big image 835 kb wich is too big to
> >> >> send. what command emust I type to get a smaller image so I
> >> >> can send it to redboot : with load ymodem and then write it
> >> >> with fi wr to the ROM ?
> >> >
> >> >Your image isn't really that big (at least according to the GDB
> >> >load info you just sent, it's less than 90KB)  The rest is ELF
> >> >overhead (mostly debug info)
> >> >
> >> >Use arm-elf-objcopy (look at the CDL for some examples) to strip
> >> >this down to the raw binary.  That's what you want to download and
> >> >then write to FLASH.
> >> >
> >> >>
> >> >> Does anybody know the adresse of the EB55 board ?
> >> >>
> >> >> (I'm really lost I'm quite a newby)
> >> >>
> >> >> >
> >> >> >Here is the way I do it.
> >> >> >
> >> >> >If you are not retaining Redboot, rebuild eCos lib with ROM startup.
> >> >> >Compile / link your program to the ROM eCos lib.  Strip your executible of debugging
> >> >> >/ symbols (arm-elf-objcopy).  Use a JTAG flash loader to program your
> >> >> >application to 0x10000000 (start of ROM).  Done.  Resetting the board
> >> >> >should run the program.
> >> >> >
> >> >> >If you want to retain Redboot, modify the .ldi file in HAL to a ROM
> >> >> >address just above the Redboot sectors.  Rebuild eCos with ROM
> >> >> >startup. Compile / link your program to the ROM eCos lib.  Strip your executible of debugging
> >> >> >/ symbols.  Use a JTAG flash loader to program your
> >> >> >application to the start sectors just past Redboot sectors.
> >> >> >Use the Redboot 'fconfig' script command to have Redboot to 'go' to the
> >> >> >start of the application.
> >> >> >
> >> >> >If you don't have a JTAG / loader, use redboot 'load' to temperarly put
> >> >> >the executable into some unused RAM space.  Then use 'fis write' to put the
> >> >> >program into the ROM start location.
> >> >> >
> >> >> >
> >> >> >-S
> >> >> >
> >> >> >On Fri, 6 May 2005, Gatien Gillon wrote:
> >> >> >
> >> >> >> The plateforme is AT91EB55
> >> >> >> I have my application I've debugged it using redboot sending it with GDB now I'd like to put it a the FLASH memory so that when I reset my board my app starts immediatly without having to send it using GDB
> >> >> >>
> >> >> >> >On Fri, 2005-05-06 at 14:22 +0200, Gatien Gillon wrote:
> >> >> >> >> How can I put eCos in a way it starts automatically on
> >> >> >> >> a reboot without having to send an image using GDB ?
> >> >> >> >
> >> >> >> >This is [normally] a supported way of configuring eCos programs.
> >> >> >> >
> >> >> >> >  CYG_HAL_STARTUP = ROM
> >> >> >> >
> >> >> >> >What platform/target?
> >> >> >> >
> >> >> >> >--
> >> >> >> >------------------------------------------------------------
> >> >> >> >Gary Thomas                 |  Consulting for the
> >> >> >> >MLB Associates              |    Embedded world
> >> >> >> >------------------------------------------------------------
> >> >> >> >
> >> >> >> >
> >> >> >> >--
> >> >> >> >Before posting, please read the FAQ: http://ecos.sourceware.org/fom/ecos
> >> >> >> >and search the list archive: http://ecos.sourceware.org/ml/ecos-discuss
> >> >> >> >
> >> >> >> >
> >> >> >>
> >> >> >>
> >> >> >>
> >> >> >> --
> >> >> >> Before posting, please read the FAQ: http://ecos.sourceware.org/fom/ecos
> >> >> >> and search the list archive: http://ecos.sourceware.org/ml/ecos-discuss
> >> >> >>
> >> >> >>
> >> >> >>
> >> >> >
> >> >> >
> >> >>
> >> >>
> >> >>
> >> >--
> >> >Gary Thomas <gary@chez-thomas.org>
> >> >
> >> >
> >> >--
> >> >Before posting, please read the FAQ: http://ecos.sourceware.org/fom/ecos
> >> >and search the list archive: http://ecos.sourceware.org/ml/ecos-discuss
> >> >
> >> >
> >>
> >>
> >
> >--
> >------------------------------------------------------------
> >Gary Thomas                 |  Consulting for the
> >MLB Associates              |    Embedded world
> >------------------------------------------------------------
> >
> >
>
>
>
> --
> Before posting, please read the FAQ: http://ecos.sourceware.org/fom/ecos
> and search the list archive: http://ecos.sourceware.org/ml/ecos-discuss
>
>
>

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