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Re: [System-dt] Notes (brief) from System DT call: OpenAMP bindings

by Bjorn Andersson

On Mon 31 Aug 16:04 UTC 2020, Tomas Evensen via System-dt wrote: > Here are some brief notes from the meeting. > > If nothing else as a showcase on how much we miss Nathalie when she is on vacation ???? > > Krzysztof Kepa – GE > Mathieu Poirier – Linaro > Etsam Anjum – Mentor > Anrnoud Pouliquen – ST > Loic Pallardy - ST > Suman Anna - TI > Dan Milea – Wind River > Mark Dapoz – Wind River > Tomas Evensen – Xilinx > Stefano Stabellini – Xilinx > Bruce Ashfield – Xilinx > Ed Mooring – Xilinx > Ben Levinsky - Xilinx > > Stefano went through slides. > Overall idea: > > 1. Specify remoteproc channels with minimal information in System-DT in a way that is as common as possible for all vendors. > In particular, we are avoiding to have to specify the same memory regions in more than one place. A resource group is specially marked to contain most information. > 2. Use Lopper to create the vendor specific remoteproc specification > Generating reserved-memory, etc. information that has duplicate information. > For the time being, no plans to unify the vendor specific information that goes into the traditional device tree for Linux > 3. Later (or in parallel), but without making it a gating item, start discussions on what we can do to unify the vendor specific information in the traditional DT Can anyone point me to some examples of vendor specific information referred to here? Regards, Bjorn > > Discussion about how TI and ST might generate their specific information from this specification. > > Stefano to send out examples and slides. > Ben: Xilinx backend to Lopper is upstreamed and available as an example. Might change as upstreaming continues. > > Question: > * How do we configure VirtIO? > > > > From: nathalie(a)xilinx.com > When: 8:00 AM - 9:00 AM August 31, 2020 > Subject: [System-dt] System DT call: OpenAMP bindings > Location: webex > > > CAUTION: This message has originated from an External Source. Please use proper judgment and caution when opening attachments, clicking links, or responding to this email. > > Hi all, > > The OpenAMP-remoteproc working group is looking forward to discuss OpenAMP bindings with the System DT working group & all others interested in System DT. > > Best regards, > > Nathalie C. Chan King Choy > Program Manager focused on Open Source & Community > > Meeting number (access code): 145 853 2028 > > Meeting password: NgTwf4r8R$3 > > > > Monday, August 31, 2020 > 8:00 am | (UTC-07:00) Pacific Time (US & Canada) | 1 hr > > > > Join meeting<https://xilinx.webex.com/xilinx/j.php?MTID=mcd4ad9bca009dfef38671c26d5a1d301> > > > > Canada toll free 1-844-426-4405 > France toll free 0800-912-485 > India toll free 000-800-040-1016 > Sweden toll free 020-033-6721 > UK toll free 08000315372 > United States Toll Free 1-844-621-3956 > > Global call-in numbers<https://xilinx.webex.com/xilinx/globalcallin.php?MTID=m370fae0984a8792a3592…> | Toll-free calling restrictions<https://www.webex.com/pdf/tollfree_restrictions.pdf> > This email and any attachments are intended for the sole use of the named recipient(s) and contain(s) confidential information that may be proprietary, privileged or copyrighted under applicable law. If you are not the intended recipient, do not read, copy, or forward this email message or any attachments. Delete this email message and any attachments immediately. > -- > System-dt mailing list > System-dt(a)lists.openampproject.org > https://lists.openampproject.org/mailman/listinfo/system-dt

3 years, 8 months

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System DT call: OpenAMP bindings

by Nathalie Chan King Choy

Hi all, The OpenAMP-remoteproc working group is looking forward to discuss OpenAMP bindings with the System DT working group & all others interested in System DT. Best regards, Nathalie C. Chan King Choy Program Manager focused on Open Source & Community Meeting number (access code): 145 853 2028 Meeting password: NgTwf4r8R$3 Monday, August 31, 2020 8:00 am | (UTC-07:00) Pacific Time (US & Canada) | 1 hr Join meeting<https://xilinx.webex.com/xilinx/j.php?MTID=mcd4ad9bca009dfef38671c26d5a1d301> Canada toll free 1-844-426-4405 France toll free 0800-912-485 India toll free 000-800-040-1016 Sweden toll free 020-033-6721 UK toll free 08000315372 United States Toll Free 1-844-621-3956 Global call-in numbers<https://xilinx.webex.com/xilinx/globalcallin.php?MTID=m370fae0984a8792a3592…> | Toll-free calling restrictions<https://www.webex.com/pdf/tollfree_restrictions.pdf>

3 years, 8 months

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2020-07-20 System DT call notes and action items

by Nathalie Chan King Choy

Hi all, The notes from today's call can be found on the OpenAMP Wiki at https://github.com/OpenAMP/open-amp/wiki/System-DT-Meeting-Notes-2020#2020J… The action items are: * Stefano to share slides * Xilinx and ST to discuss interconnect binding, considering that it could be expanded beyond QoS, and review Rob's earlier feedback to Benjamin on pin control * Stefano to check if configuration interface assumes that IDs are global * Stefano to work with Bruce to prototype something w/ Lopper to generate a bus firewall configuration table * Stefano to present openamp-remoteproc binding for System DT at next call @ Stefano, Loic, Rob, Ilias, Tomas (and anyone else who spoke, if I missed you): Please check if there are any errors or important omissions in what I captured for your parts. You can make corrections directly in the wiki page. Thanks & regards, Nathalie C. Chan King Choy Program Manager focused on Open Source and Community

3 years, 9 months

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System Device Tree call - July

by Nathalie Chan King Choy

[Invitation going out to both the sytem-dt list and the boot-architecture list, based on recommendation from Francois] Hi all, It has been a while since our last call, because work was happening on the 4th action item below. Now, there are some updates to present. The notes from the previous call can be found on the OpenAMP wiki at this link: https://github.com/OpenAMP/open-amp/wiki/System-DT-Meeting-Notes-2020 Action items from the previous call: * Nathalie sync up w/ Francois about who should be invited to System DT call (some individuals at DTE call didn't get this invitation) * Stefano to go back & discuss w/ Xilinx XMPU expert. * Stefano: Revisit wording of IDs * Stefano & Tomas to sync-up with Loic & Benjamin. Target for next System DT call to discuss how the 2 proposals combine. Include description of the use cases you're giving solution for. For info about the system-dt list, link to the archives, to unsubscribe yourself, or for someone to subscribe themselves, visit: https://lists.openampproject.org/mailman/listinfo/system-dt For information about the System Device Trees effort, including a link to the intro presentation from Linaro Connect SAN19: https://github.com/OpenAMP/open-amp/wiki/System-Device-Trees Best regards, Nathalie C. Chan King Choy Program Manager focused on Open Source and Community =================== Nathalie Chan King Choy is inviting you to a scheduled Zoom meeting. Topic: System DT call - July Time: Jul 20, 2020 08:00 AM Pacific Time (US and Canada) Join Zoom Meeting https://us02web.zoom.us/j/89143577824 Meeting ID: 891 4357 7824 One tap mobile +13126266799,,89143577824# US (Chicago) +13462487799,,89143577824# US (Houston) Dial by your location +1 312 626 6799 US (Chicago) +1 346 248 7799 US (Houston) +1 646 558 8656 US (New York) +1 669 900 9128 US (San Jose) +1 253 215 8782 US (Tacoma) +1 301 715 8592 US (Germantown) +1 587 328 1099 Canada +1 647 374 4685 Canada +1 647 558 0588 Canada +1 778 907 2071 Canada +1 204 272 7920 Canada +1 438 809 7799 Canada +44 203 051 2874 United Kingdom +44 203 481 5237 United Kingdom +44 203 481 5240 United Kingdom +44 203 901 7895 United Kingdom +44 131 460 1196 United Kingdom +33 1 7037 9729 France +33 1 7095 0103 France +33 1 7095 0350 France +33 1 8699 5831 France +33 1 7037 2246 France +46 8 5050 0828 Sweden +46 8 5050 0829 Sweden +46 8 5052 0017 Sweden +46 850 539 728 Sweden +46 8 4468 2488 Sweden +46 8 5016 3827 Sweden Meeting ID: 891 4357 7824 Find your local number: https://us02web.zoom.us/u/k6bFgrs5K

3 years, 9 months

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Re: [System-dt] Hands-on trial of the Lopper tool

by Bruce Ashfield

On 5/15/2020 1:53 AM, CVS via System-dt wrote: > Hi Bruce, > >> https://github.com/devicetree-org/lopper is the URL > If there is still some time to make the repo public, > may i have early-access to it right now? > > This is me on Github - > https://github.com/TheCodeArtist I had a few personal life emergencies pop up over the last days, and I haven't been able to push my final changes. I'll be working on that over the weekend and will grant access ASAP. Bruce > > thanks & regards > CVS >

3 years, 11 months

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Re: [System-dt] Hands-on trial of the Lopper tool

by Grant Likely

On 14/05/2020 08:22, CVS via System-dt wrote: > I have been meaning to try out this lopper tool. > However, i'm not yet able to find it anywhere online. > > Can someone share a link to the Lopper repo here? > > or update this wiki with the link? > https://github.com/OpenAMP/open-amp/wiki/System-Device-Trees#Lopper Bruce has uploaded it to Github, but the repo hasn't been made public yet. You can ask Bruce[cc'd] for access if you want to see it early, but I'm hoping you it will become public soon. https://github.com/devicetree-org/lopper is the URL g. > > Thanks in Advance. > > regards > CVS > IMPORTANT NOTICE: The contents of this email and any attachments are confidential and may also be privileged. If you are not the intended recipient, please notify the sender immediately and do not disclose the contents to any other person, use it for any purpose, or store or copy the information in any medium. Thank you.

3 years, 11 months

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Hands-on trial of the Lopper tool

by CVS

I have been meaning to try out this lopper tool. However, i'm not yet able to find it anywhere online. Can someone share a link to the Lopper repo here? or update this wiki with the link? https://github.com/OpenAMP/open-amp/wiki/System-Device-Trees#Lopper Thanks in Advance. regards CVS

3 years, 11 months

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2020-05-13 System DT call notes & action items

by Nathalie Chan King Choy

Hi all, The notes from today's call can be found at https://github.com/OpenAMP/open-amp/wiki/System-DT-Meeting-Notes-2020#2020M… @Stefano Stabellini<mailto:stefanos@xilinx.com>, @Tomas Evensen<mailto:tomase@xilinx.com>, @benjamin.gaignard@st.com<mailto:benjamin.gaignard@st.com>, @loic.pallardy@st.com<mailto:loic.pallardy@st.com>, @Rob.Herring@arm.com<mailto:Rob.Herring@arm.com>: Please could you check if I captured your parts accurately & feel free to edit the wiki notes to make any corrections (you just need to be logged in to GitHub). @Stefano Stabellini<mailto:stefanos@xilinx.com>: Is it OK to make the presentation slides available? If so, please send me the slides or a link to post. Action items: * Nathalie sync up w/ Francois about who should be invited to System DT call (some individuals at DTE call didn't get this invitation) * Stefano to go back & discuss w/ Xilinx XMPU expert. * Stefano: Revisit wording of IDs * Stefano & Tomas to sync-up with Loic & Benjamin. Target for next System DT call to discuss how the 2 proposals combine. Include description of the use cases you're giving solution for. Thanks & regards, Nathalie

3 years, 11 months

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Calling for agenda items: System Device Tree - May

by Nathalie Chan King Choy

Hi all, Please send your suggestions for agenda items for the upcoming call on Wednesday. So far I have: * Stefano: proposal for bus-firewall configuration in system device tree Thanks & regards, Nathalie -----Original Appointment----- From: Nathalie Chan King Choy Sent: Thursday, April 23, 2020 9:05 AM Subject: System Device Tree - May When: Wednesday, May 13, 2020 9:00 AM-10:00 AM (UTC-08:00) Pacific Time (US & Canada). Where: Zoom Hi all, Please join on Zoom: https://zoom.us/my/openampproject (If you need the meeting ID, it's 9031895760. I will email out the password directly to list members shortly before the call) The notes from the previous call (April 6) can be found on the OpenAMP wiki at this link: https://github.com/OpenAMP/open-amp/wiki/System-DT-Meeting-Notes-2020#2020A… Action items from the April 6 call: * Stefano: Will think through if can provide what you need in execution domains for runtime. This example more focused on boot time. * Bruce: Send out info on Lopper once it's posted on GitHub For info about the list, link to the archives, to unsubscribe yourself, or for someone to subscribe themselves, visit: https://lists.openampproject.org/mailman/listinfo/system-dt For information about the System Device Trees effort, including a link to the intro presentation from Linaro Connect SAN19: https://github.com/OpenAMP/open-amp/wiki/System-Device-Trees Best regards, Nathalie C. Chan King Choy Program Manager focused on Open Source and Community

3 years, 12 months

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System Device Tree - May

by Nathalie Chan King Choy

Hi all, Please join on Zoom: https://zoom.us/my/openampproject (If you need the meeting ID, it's 9031895760. I will email out the password directly to list members shortly before the call) The notes from the previous call (April 6) can be found on the OpenAMP wiki at this link: https://github.com/OpenAMP/open-amp/wiki/System-DT-Meeting-Notes-2020#2020A… Action items from the April 6 call: * Stefano: Will think through if can provide what you need in execution domains for runtime. This example more focused on boot time. * Bruce: Send out info on Lopper once it's posted on GitHub For info about the list, link to the archives, to unsubscribe yourself, or for someone to subscribe themselves, visit: https://lists.openampproject.org/mailman/listinfo/system-dt For information about the System Device Trees effort, including a link to the intro presentation from Linaro Connect SAN19: https://github.com/OpenAMP/open-amp/wiki/System-Device-Trees Best regards, Nathalie C. Chan King Choy Program Manager focused on Open Source and Community

4 years

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