Water Cooler > General OpenPOWER Discussion
News?
ejfluhr:
>>This all solely due to IBM's poor decision to close parts of the POWER10 platform, it's quite sad.
Re: those blobs, based on GITHUB links from Twitter post (listed below), seem to be related to non-IBM components; very possible IBM is not allowed to make the source code available.
PCIe I/O provided by Synopsis: "ricmata and op-jenkins Synopsys firmware 2.04p fixes DFE slicer calibration"
https://github.com/open-power/hcode/blob/master-p10/import/chips/p10/procedures/ppe/iop/
https://www.synopsys.com/designware-ip/interface-ip/pci-express/pci-express-5.html
https://www.synopsys.com/dw/ipdir.php?ds=dwc_pcie5_phy
DDIMM memory buffer "Explorer" firmware provided by Microsemi:
https://github.com/open-power/ocmb-explorer-fw/
https://www.microsemi.com/document-portal/doc_download/1244316-smc-1000-8x25g-smart-memory-controller
https://www.anandtech.com/show/14706/microchip-announces-dram-controller-for-opencapi-memory-interface
Disappointing for sure, and may not be able to change going forward.
AdamJoseph:
--- Quote from: ejfluhr on July 28, 2022, 07:25:35 pm --->>This all solely due to IBM's poor decision to close parts of the POWER10 platform, it's quite sad.
seem to be related to non-IBM components very possible IBM is not allowed to make the source code available.
--- End quote ---
And you think they didn't know that when they made the decision to use those components?
ClassicHasClass:
In (some) fairness to IBM, Raptor systems -- despite their cost and their visibility -- are considered the "low end" of the OpenPOWER ecosystem. IBM makes their money on their big institutional partners who don't care much about the things we do (openness, auditability), and it's more important to IBM to give them a new performance shiny to keep them in the sales-and-service fold lest they jump ship for x86. If this was what got them to market quicker, then we lose out. That's just the way the business is.
That said, IBM has also taken a bit of a black eye over Power10 as a result and because Raptor systems *are* so visible, it's harmed their secondary goal to make the architecture more generally relevant again. I think this will be factored into Power11 but there's never any guarantee.
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