Lpc2000

Glad to have helped out!

- Rod

--
                          ___  ____  ___    _      ___
  Rod Moffitt            / _ \/ __ \/ _ \  (_)__  / _/__
  http://rod.info       / , _/ /_/ / // / / / _ \/ _/ _ \
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On Thu, 30 Jun 2005, Bill Knight wrote:

> Thanks Rod.  I tucked them inot my gdbinit file quite a while back and
> unfortunately, promptly forgot who wrote them.  They have been very helpful
> in getting Insight to debug flash based code.
>
> -Bill
>
>
>
> On Wed, 29 Jun 2005 23:41:45 -0400 (EDT), Rod Moffitt wrote:
>
>> Just in case you were wondering who authored those GDB scripts, it was me!
>> You can get all the info on how they work, and the original scripts from
>> my site at:
>
>> http://rod.info/arm.html
>
>> - Rod
>
>> --
>>                          ___  ____  ___    _      ___
>>  Rod Moffitt            / _ \/ __ \/ _ \  (_)__  / _/__
>>  http://rod.info       / , _/ /_/ / // / / / _ \/ _/ _ \
>>  rodANTISPAM@... /_/|_|\____/____(*)_/_//_/_/ \___/
>>  =======================================================
>>  ~ Where loved ones are remembered http://memoriam.org ~
>
>> On Wed, 29 Jun 2005, Bill Knight wrote:
>
>>> On Wed, 29 Jun 2005 22:42:25 +0200, Micron Engineering wrote:
>>>
>>>> Is there any hw interface that may set hw breakpoints on flash and also
>>>> may be interfaced with low cost debuggers as Insight?
>>>> Massimo Manca, Micron Engineers
>>>
>>> The processor itself will support two hardware breakpoints.  They can be
>>> accessed from Insight.  I have the following in my .gdbinit file.
>>>
>>> ===================================================================================
>>> # Define some macros for setting & clearing breakpoints using the EmbeddedICE logic
>>> define ib
>>>   monitor reg w$arg0av = $arg1
>>>   monitor reg w$arg0am = 1
>>>   monitor reg w$arg0dv = 0
>>>   monitor reg w$arg0dm = 0xFFFFFFFF
>>>   monitor reg w$arg0cv = 0x100
>>>   monitor reg w$arg0cm = 0xFFFFFEF7
>>> end
>>>
>>> document ib
>>> ib <idx> <addr>
>>> Configures hardware Instruction Breakpoint <idx> (0 or 1 for ARM7TDMI)
>>> to break at address <addr>.  To disable the breakpoint, set <addr> to
>>> some address that won't be executed or use 'db <idx>'.
>>> end
>>>
>>> define db
>>>   monitor reg w$arg0av = 0xFFFFFFFF
>>>   monitor reg w$arg0am = 1
>>>   monitor reg w$arg0dv = 0
>>>   monitor reg w$arg0dm = 0xFFFFFFFF
>>>   monitor reg w$arg0cv = 0x100
>>>   monitor reg w$arg0cm = 0xFFFFFEF7
>>> end
>>>
>>> document db
>>> db <idx>
>>> Disable hardware instruction Breakpoint <idx> by setting it to 0xFFFFFFFF
>>> end
>>> ====================================================================================
>>>
>>> I didn't write the macros but have found them useful.  Other ARM toolsets like CrossWorks
>>> for ARM by Rowley have debuggers which support the hardware breakpoints much more
>>> cleanly than the above gdb macros
>>>
>>> Regards
>>> -Bill Knight
>>> R O SoftWare &
>>> http://www.theARMPatch.com
>>>
>>>
>>>
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