Hi Steve, Nice work! I'm looking forward to test it.
Is it possible to use it on MCU-Link existing on some NXP board? Like some board already supported by NuttX? BR, Alan On Tuesday, July 20, 2021, Steve Woodford <st...@mctavish.co.uk.invalid> wrote: > Thanks for the intro, Dave. > > NuttX has moved on a fair bit from the last time I was subscribed to the > mailing list, between 2010 and 2017. Yahoo groups, anyone? > > Anyhow, I’ve been adding FreeRTOS thread-awareness to Maven over the last > few weeks and decided the next target would be NuttX. Dave seems to think > this would be a big deal, and tried to encourage me to do something for the > workshop in August, but I don’t see that happening due to time constraints. > In any case, a quick intro to Maven... > > Maven on its native hardware has been around for a few years now, mostly > as a hobby project in my retirement, but available for sale via Tindie and > my website. I’ve since discontinued the original hardware as Maven firmware > has outgrown the Flash/SRAM on its SoC. I do have an updated hardware > design in prototype form, but this is not likely to see the light of day - > I’m not a hardware guy! > > When I got wind of NXP’s el-cheapo MCU-Link I decided a Maven port was in > order, and that it would be a free download. A few people have tried out > the early versions over the last few months. At least, I think they have - > I’ve had no negative feedback! > > There’s a NuttX-specific ReadMe file in the download describing the small > additional data structure required for thread awareness. This is not set in > stone; I’m happy to change it to something more akin to the OpenOCD method > if that’s the consensus. This would not require you to rebuild Maven > firmware (unlike with OpenOCD), as there is already support for > RTOS-specific configuration parameters. In fact that’s the method used for > FreeRTOS. NuttX has so many CONFIG_* options which change the sizes and > offsets of the interesting data structures that it looked to be too much of > a chore. > > Anyhow, let me know what you think. > > Steve > > > On 20 Jul 2021, at 10:02, Dave Marples <d...@marples.net> wrote: > > > > Folks, > > > > Steve Woodford has just integrated NuttX task awareness into his Maven > debugger. This initial version runs on the NXP MCU-Link, replacing the > 'stock' firmware. Fortunately the MCULink is only about $10 and I'm sure > it'll get ported to anything with a clock tick pretty quickly. There's a > couple of READMEs in the archive which provide information about what it > does and how it's been done (including a small NuttX patch to make it > easier for debuggers to find the TCB....for discussion.) > > > > Steve has just joined the mailing list but hasn't introduced himself to > you hairy lot yet...and clicking on links from newly signed up users is not > something to do lightly, hence my posting this initial intro; > > > > https://www.maverick-embedded.co.uk/downloads/maven-mculink-0.5.tgz > > > > I'm sure he'll welcome comments and (limited) brickbats. Hopefully he'll > be able to show it off at the NuttX Workshop. > > > > ...and for those of you _still_ waiting for Debug and Parallel Trace, a > morsel to whet your appetites; > > > > https://cdn.discordapp.com/attachments/614885210395508738/ > 863565020158754816/1625960319475.jpg > > > > Regards > > > > DAVE > > > > > >
