[fpc-pascal] Armv7 fpc openocd v8

Michael Ring mail at michael-ring.org
Mon May 19 10:41:19 CEST 2014


I have sent you the header files via pm, there is only minor improvement 
to what is currently checked in, i mixed the lpc header files up with 
the stm header files, there I did more work.

Michael

Am 19.05.14 04:39, schrieb Justin Smyyth:
> if you have an updated version of lpc13xx.pp ( I wrote the orginal) 
> that would be good.
> I would prob re check the C# i had for the nxp lpc 1343 chip agaist 
> this file , now i can target the board i can see if i get any errors.( 
> also check the specs to make sure its right too ).
> A bit of work . thats ok
> Justin
> ps delphian at smythconsulting & justin at smythconsulting.net both route to me
>
>     -----Original Message-----
>     From: Michael Ring <mail at michael-ring.org>
>     To: FPC-Pascal users discussions <fpc-pascal at lists.freepascal.org>
>     Date: Sat, 17 May 2014 10:35:58 +0200
>     Subject: Re: [fpc-pascal] Armv7 fpc openocd v8
>
>     First step would be to visit
>
>     http://wiki.freepascal.org/TARGET_Embedded
>
>     This page helps to set up basic things like cross toolchain for
>     arm and to compile trunk of fpc.
>
>     Once you have worked through this you are ready to go.
>
>     ppcrossarm -i should give you a list of available controllers,
>     when you use trunk you should see:
>
>     LPC1343FBD48 and LPC1343FHN33 in the list of supported controllers.
>
>     When you have followed the steps of the instructions you have also
>     checked out latest FPC from trunk, you should now make yourself
>     familiar with the file ./rtl/embedded/arm/lpc13xx.pp, this file
>     holds all the register information.
>
>     If you want I can send you a newer version of this file, it also
>     includes translations of most of the #defines of the original
>     header files, but for learning first steps the checked in version
>     is perhaps easier, it is not that big.
>
>     Now you are ready to compile your first hello.pas, this is the
>     commandline that I usually use:
>
>     ppcrossarm -MObjFPC -Ch1024 -Cs1024 -Tembedded -Parm -vi -Cparmv7m
>     -WpLPC1343FBD48 -XParm-none-eabi- hello.pas
>
>     When you use objects you need to initialize the heap, change -Ch
>     (Heapsize) and -Cs (Stacksize) to your needs. -vi give you info
>     about code and data size.
>
>     arm-none-eabi- is the prefix of your binutils binaries for cross
>     compiling, if they are not in you path you can also put the full
>     path in the commandline, but remember to only use the prefix.
>     something like /usr/local/bin/arm-none-eabi- will work,
>     C:\tools\bin\arm-none-aebi- should also work
>
>     For debugging you need gdb compiled as a cross debugger, I built
>     my own gdb to support text UI, so --tui brings you into a basic
>     GUI inside of gdb, without this you end up in plain gdb commandline.
>
>     arm-none-eabi-gdb hello.elf --tui --eval-command="target extended
>     :3333" --eval-command="monitor reset halt" --eval-command="set mem
>     inaccessible-by-default off" --eval-command="load"
>
>     After this you are ready to debug.
>
>     I have written an integration into lazarus looooong time ago, not
>     sure if it still compiles after the huge changes thst Martin did
>     in the last months, once you have everything up and running so far
>     we can work on the integration into lazarus.
>
>     Michael
>
>
>
>     Am 17.05.14 01:33, schrieb Justin Smyth:
>>     Hi everyone,
>>
>>     I have recently got open ocd v8 to talk to my nxp lpc 1343 via a
>>     stlinkv2 , should fpc ( 2.6.4 or higher support this type of CPU
>>     and does anyone have any ideas how to hook up gdb to openocd ? I
>>     am thinking of using Lazarus to step through some code if possible)
>>
>>     Justin
>>
>>
>>     _______________________________________________
>>     fpc-pascal maillist  -
>>     fpc-pascal at lists.freepascal.org
>>
>>     http://lists.freepascal.org/cgi-bin/mailman/listinfo/fpc-pascal
>
>
>
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