Re: PPC64: G5 & 4k/64k page size (was: Re: Call for report - G5/PPC970 status)

Hi, On Fri, 2019-12-13 at 08:47 +0100, Romain Dolbeau wrote: > Le jeu. 12 déc. 2019 à 22:40, Andreas Schwab a écrit : > > I'm using 4K pages, in case that matters > > Yes it does matter, as it seems to be the difference between "working" > and "not working" :-) > Thank you for the config & point

Patch for '5.3.7 64-bits kernel doesn't boot on G5 Quad' found (was: Re: PPC64: G5 & 4k/64k page size)

Hello all, Great news: Aneesh sent me a patch that solves the problem on my G5 Quad :-) I don't know whether he considers it a 'workaround' or if it's the 'proper' patch for upstream, so beware. It's a one-liner so I attach it to this message: those affected can test it as well to confirm if that

Re: PPC64: G5 & 4k/64k page size

On 07/01/2020 18:13, Romain Dolbeau wrote: Le mar. 7 janv. 2020 à 16:27, Bertrand a écrit : I've tested the 5.5-rc package with the link you gave hereafter. When you said "working kernel", did you mean it would not crash ? It doesn't for me. I can boot successfully. As your machine is boot

Re: PPC64: G5 & 4k/64k page size

Le mar. 7 janv. 2020 à 16:27, Bertrand a écrit : > I've tested the 5.5-rc package with the link you gave hereafter. When > you said "working kernel", did you mean it would not crash ? It doesn't > for me. I can boot successfully. Yes, unlike the default Debian build, this one has 4 KiB page size.

Re: PPC64: G5 & 4k/64k page size

Oups. Edit : swapon: /dev/sdb5 : pagesize doesn't fit with _swap_ space format On 07/01/2020 16:27, Bertrand wrote: swapon: /dev/sdb5 : pagesize doesn't fit with space space format

Re: PPC64: G5 & 4k/64k page size

On 06/01/2020 19:30, Romain Dolbeau wrote: Le dim. 5 janv. 2020 à 16:06, Bertrand Dekoninck a écrit : I can now test on powermac 7,3 (with an ATI card) How can I build a deb package of this kernel ? Or is there a package to download somewhere ? I've tested the 5.5-rc package with the link

Re: PPC64: G5 & 4k/64k page size (was: Re: Call for report - G5/PPC970 status)

On 2020-01-06 8:11 p.m., Romain Dolbeau wrote: > > Unfortunately I don't have a PCIe OpenFirmware ATI card to test the > theory further. FWIW, a non-OF Radeon >= R(V)5xx card should work in Linux (though obviously won't light up in OF itself or MacOS). -- Earthling Michel Dänzer

Re: PPC64: G5 & 4k/64k page size (was: Re: Call for report - G5/PPC970 status)

"Aneesh Kumar K.V" writes: > Romain Dolbeau writes: > >> Le sam. 21 déc. 2019 à 05:31, Aneesh Kumar K.V >> a écrit : >>> I don't have direct access to this system, I have asked if we can get a run >>> with 64K. >> >> OK, thanks! Do you know which model it is? It seems to be working on >> some sy

Re: PPC64: G5 & 4k/64k page size (was: Re: Call for report - G5/PPC970 status)

On Mon, Jan 06, 2020 at 08:11:47PM +0100, Romain Dolbeau wrote: > Interesting idea (and I have a 6600 aka NV43 in there, indeed) but I > don't think so, as > a) 'nouveau' works in 4.19 with 64 KiB pages > b) using "module_blacklist=nouveau" doesn't help, I just tried > c) my original 'bisect' was p

Re: PPC64: G5 & 4k/64k page size (was: Re: Call for report - G5/PPC970 status)

Le lun. 6 janv. 2020 à 19:54, Lennart Sorensen a écrit : > Is it possible this has to do with nouveau and not supporting 64K page > size on older nvidia chips? Interesting idea (and I have a 6600 aka NV43 in there, indeed) but I don't think so, as a) 'nouveau' works in 4.19 with 64 KiB pages b) u

Re: PPC64: G5 & 4k/64k page size (was: Re: Call for report - G5/PPC970 status)

On Mon, Jan 06, 2020 at 07:18:30PM +0100, Romain Dolbeau wrote: > Applied, recompiled with 64 KiB pages, still crashes. > > The backtrace seems more readable this time (and wasn't overwritten by > something else), bad photo here: > Is it possi

Re: PPC64: G5 & 4k/64k page size (was: Re: Call for report - G5/PPC970 status)

Le dim. 5 janv. 2020 à 16:06, Bertrand Dekoninck a écrit : > I can now test on powermac 7,3 (with an ATI card) > How can I build a deb package of this kernel ? Or is there a package to > download somewhere ? I usually cross-compile on x86-64 from upstream sources. On a Debian Buster with the pow

Re: PPC64: G5 & 4k/64k page size (was: Re: Call for report - G5/PPC970 status)

Le lun. 6 janv. 2020 à 15:06, Aneesh Kumar K.V a écrit : > Can you try this change. Applied, recompiled with 64 KiB pages, still crashes. The backtrace seems more readable this time (and wasn't overwritten by something else), bad photo here:

Re: PPC64: G5 & 4k/64k page size (was: Re: Call for report - G5/PPC970 status)

Romain Dolbeau writes: > Le sam. 21 déc. 2019 à 05:31, Aneesh Kumar K.V > a écrit : >> I don't have direct access to this system, I have asked if we can get a run >> with 64K. > > OK, thanks! Do you know which model it is? It seems to be working on > some systems, > but we don't have enough samp

Re: PPC64: G5 & 4k/64k page size (was: Re: Call for report - G5/PPC970 status)

> Le 14 déc. 2019 à 10:32, Jeroen Diederen a écrit : > > on my iMac iSight: > > > grep CONFIG_PPC.*PAGE config-5.3.0-3-powerpc64 > # CONFIG_PPC_4K_PAGES is not set > CONFIG_PPC_64K_PAGES=y > CONFIG_PPC_PAGE_SHIFT=16 > # CONFIG_PPC_SUBPAGE_PROT is not set > > I can't give you info about the

Re: PPC64: G5 & 4k/64k page size (was: Re: Call for report - G5/PPC970 status)

Le sam. 21 déc. 2019 à 05:31, Aneesh Kumar K.V a écrit : > I don't have direct access to this system, I have asked if we can get a run > with 64K. OK, thanks! Do you know which model it is? It seems to be working on some systems, but we don't have enough samples to figure out why at this time, I

Re: PPC64: G5 & 4k/64k page size (was: Re: Call for report - G5/PPC970 status)

Romain Dolbeau writes: > Le jeu. 12 déc. 2019 à 22:40, Andreas Schwab a écrit : >> I'm using 4K pages, in case that matters > > Yes it does matter, as it seems to be the difference between "working" > and "not working" :-) > Thank you for the config & pointing out the culprit! > > With your conf

Re: PPC64: G5 & 4k/64k page size

On 13 déc. 2019 08:47, Romain Dolbeau wrote: > Le jeu. 12 déc. 2019 à 22:40, Andreas Schwab a écrit : >> I'm using 4K pages, in case that matters > > Yes it does matter, as it seems to be the difference between "working" > and "not working" :-) > Thank you for the config & pointing out the culpr

Re: PPC64: G5 & 4k/64k page size (was: Re: Call for report - G5/PPC970 status)

on my iMac iSight: grep CONFIG_PPC.*PAGE config-5.3.0-3-powerpc64 # CONFIG_PPC_4K_PAGES is not set CONFIG_PPC_64K_PAGES=y CONFIG_PPC_PAGE_SHIFT=16 # CONFIG_PPC_SUBPAGE_PROT is not set I can't give you info about the G5 PowerMac 7,3 as it is not my machine. Regards, Jeroen On Fri, 13 Dec 2019

PPC64: G5 & 4k/64k page size (was: Re: Call for report - G5/PPC970 status)

Le jeu. 12 déc. 2019 à 22:40, Andreas Schwab a écrit : > I'm using 4K pages, in case that matters Yes it does matter, as it seems to be the difference between "working" and "not working" :-) Thank you for the config & pointing out the culprit! With your config, my machine boots (though it's miss