Re: [sdcc-devel] PIC16 support for PIC18Fx525 and PIC18Fx620

[Gary P. <ga...@ph...>]

Please find attached a patch to add pic18f2525,2620,4525,4620 support to 
sdcc's pic16 target.

it can be applied with "bzcat sdcc-pic18f4620-2.diff.bz2 | patch -p1" in 
the sdcc directory with the changelog.

--Gary Plumbridge

Raphael Neider wrote:
>> I use the 2525/4525/2620/4620 series of 16bit PIC MCUs quite a lot, I 
>> was planning to add some support to SDCC's PIC16 target for these extra 
>> devices.
> 
> Nice.
> 
>> Is there anything I should look out for?
> 
> Most important files to deal with:
> (1) modify     src/device/pic16/devices.inc
> (2) create new device/lib/pic16/libdev/pic<whatever>.c
> (3) create new device/include/pic16/pic<whatever>.h
> (4) modify     device/lib/pic16/pic16fregs.h
> (5) modify     device/lib/pic16/pics.all
> 
> The .c/.h files can probably be adopted from other series
> (namely 252 and/or 4520); a script for generating them from gputils'
> *.inc files is being written (again...), so do not spend too much time
> on them. Additionally, Zik Saleeba is/was working on a new scheme to add
> device support for more or less "all pic18f devices known to
> mankind" ;-), but in the meantime, your additions are welcome.
> 
>> --Have I just spammed the wrong list? :)
> 
> I don't think so.
> 
>> Also, Once I've finished adding support for these devices (within a few 
>> days hopefully), How do I get permission to commit the changes back to 
>> subversion? (if that's even wanted...)
> 
> You just post a patch either as tracker item of via mail to SF user
> tecodev (myself...). I will then review and commit your patch.
> Preferred patch format is obtained via diff -rupN in SDCC's top
> directory (the one with ChangeLog in it).
> 
>> Thanks for your time and your hard work!
> 
> Thanks for your (forthcoming) contribution.
> 
> Regards,
> Raphael Neider
> 
> 
> 
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