Date: Wed, 7 Dec 2016 18:55:56 -0600 From: Rob Landley <rob@...dley.net> To: musl@...ts.openwall.com Subject: Re: cortex-m support? On 12/07/2016 09:35 AM, Szabolcs Nagy wrote: > * Szabolcs Nagy <nsz@...t70.net> [2016-12-07 16:29:37 +0100]: >> >> fdpic arm is interesting too but it would be better >> if there was an abi spec (so there is no toolchain >> compatibility issue). >> > > ok it seems somebody wrote this: > https://github.com/mickael-guene/fdpic_doc/blob/master/abi.txt > > it's just not upstreamed anywhere (and not specified by the vendor) Ah, that's one of the three authors of this: http://www.slideshare.net/linaroorg/sfo15406-arm-fdpic-toolset-kernel-libraries-for-cortexm-cortexr-mmuless-cores Although emcraft.com (the company whose full-time business has been "Linux on Cortex-M" for over 5 years) is in Moscow. Their fdpic support patch in their kernel is: https://github.com/EmcraftSystems/linux-emcraft/commit/673205bf926b And it looks like it was a port of the work of those guys. Not sure where you get the relevant gcc patch... Rob
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