RE: [ECOS] Re: MBX Board

[Gary Thomas <gthomas@redhat.com>]

The MBX boards we have actually have two separate flash chips.  Based on the
use of jumper J4 you can select between the two.  My board has EPPC-bug in one
flash chip and eCos GDB stubs in the other.

On 30-May-00 Jonathan Larmour wrote:
> "amassa@cts.com" wrote:
>> 
>> I am using the MBX860 board for development.  This board has the EPPC-bug
>> firmware programmed into flash.
>> 
>> What I want to do is to be able to download my own programs - initially just
>> a basic program.  I would like to have GDB support present as well.
>> 
>> I don't know if I need to compile a gdb stub and download that first into
>> RAM and then use that to connect insight and download my application code.
>> 
>> I would like to leave the EPPC-bug firmware as is in ROM, and not program
>> over it.
> 
> You should include the GDB support in the application you download, in the
> form of GDB stubs.
> 
> To do this, go to the "eCos HAL" package and under "Source-level debugging
> support" there is the "Include GDB stubs in HAL" option (aka
> CYGDBG_HAL_DEBUG_GDB_INCLUDE_STUBS), which you should enable. If you want
> Ctrl-C to work with stubs enabled, you should also enable GDB break support
> for stubs (CYGDBG_HAL_DEBUG_GDB_BREAK_SUPPORT).
> 
> Jesper may have some more input.
> 
> Jifl
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