This is the mail archive of the ecos-discuss@sources.redhat.com mailing list for the eCos project.


Index Nav: [Date Index] [Subject Index] [Author Index] [Thread Index]
Message Nav: [Date Prev] [Date Next] [Thread Prev] [Thread Next]
Other format: [Raw text]

Re: Evaluator 7t - Reboot and gdb difficulties


>>>>> James Michael Rex Harris writes:

> Greetings all,
> I have successfully build the arm-elf tools, redboot, and default ecos 
> templates.

> The difficulty is getting gdb to connect to redboot, I get the results below, 
> but first my questions...

...

> In minicom I see this:
> ARM Evaluator7T Boot Strap Loader Release 1.01
> Press ENTER within 2 seconds to stop autoboot
> +
> RedBoot(tm) bootstrap and debug environment [ROM]
> Non-certified release, version UNKNOWN - built 12:03:21, May 18 2002

> Copyright (C) 2000, 2001, 2002, Red Hat, Inc.

> RAM: 0x00000000-0x00080000, 0x0000b758-0x00080000 available
                              ^^^^^^^^^^
This tells you that RedBoot is using RAM below 0xb758.

...

> Then exiting minicom and attaching arm-elf-gdb:

> Loading section .text, size 0x8880 lma 0x8000
                         ^^^^^^^^^^^^^^^^^^^^^^

This tells you that the app you are downloading is being written to
0x8000 - 0x1087F which is overwriting RedBoot data.

--Mark






-- 
Before posting, please read the FAQ: http://sources.redhat.com/fom/ecos
and search the list archive: http://sources.redhat.com/ml/ecos-discuss


Index Nav: [Date Index] [Subject Index] [Author Index] [Thread Index]
Message Nav: [Date Prev] [Date Next] [Thread Prev] [Thread Next]