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Date: Thu, 12 Mar 2020 08:55:52 +0000 From: Marc Zyngier <maz@...nel.org> To: Tim Harvey <tharvey@...eworks.com> Cc: open list <linux-kernel@...r.kernel.org>, David Daney <david.daney@...ium.com>, Sunil Goutham <sgoutham@...ium.com>, Jan Glauber <jglauber@...ium.com>, Robert Richter <rrichter@...vell.com> Subject: Re: CN80xx (octeontx/thunderx) breakage from f2d8340 Hi Tim, On 2020-03-11 20:17, Tim Harvey wrote: > Marc, > > Im seeing a failure to boot on an octeontx CN80xx (thunderx) due to > f2d8340 ("irqchip/gic-v3: Add GICv4.1 VPEID size discovery"). I'm not > sure if something is hanging, I just get no console output from the > kernel. That's odd. It probably means that a SError has been taken to EL3, and the firmware is not equipped to deal with it. Great stuff! > Is there perhaps something in the dt that requires change? The > board/dts I'm using is: > https://github.com/Gateworks/dts-newport/blob/sdk-10.1.1.0-newport/gw6404-linux.dts > https://github.com/Gateworks/dts-newport/blob/sdk-10.1.1.0-newport/gw640x-linux.dtsi > https://github.com/Gateworks/dts-newport/blob/sdk-10.1.1.0-newport/cn81xx-linux.dtsi > > Any ideas? I've cc'd the Cavium/Marvell folk to see if they know > what's up or can reproduce on some of their hardware. This is most probably Cavium erratum 38539. Please give [1] a go and let me know whether it helps by replying to the patch. Thanks, M. [1] https://lore.kernel.org/lkml/20200311115649.26060-1-maz@kernel.org/ -- Jazz is not dead. It just smells funny...
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