Date: Sun, 15 Mar 2020 21:03:14 -0500 From: Kyle Evans <kevans@freebsd.org> To: Mark Millard <marklmi@yahoo.com> Cc: Kyle Evans <kevans@freebsd.org>, bob prohaska <fbsd@www.zefox.net>, "freebsd-arm@freebsd.org" <freebsd-arm@freebsd.org> Subject: Re: Panic on Rpi3 at r358976 Message-ID: <CACNAnaFjdJg29Oc=FXb6f=3Z0vVPbGvJ4fXA%2Bm7UVFFZrGURkA@mail.gmail.com> In-Reply-To: <90DE70B3-F3A5-4EFE-832C-7C412744D974@yahoo.com> References: <20200315041203.GA55605@www.zefox.net> <CACNAnaGuXH%2B3sB7qexz9-eC87=WmZrhwvuyb%2BkEMVdXPxB6LHQ@mail.gmail.com> <90DE70B3-F3A5-4EFE-832C-7C412744D974@yahoo.com>
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On Sun, Mar 15, 2020 at 8:54 PM Mark Millard <marklmi@yahoo.com> wrote:
>> On 2020-Mar-15, at 17:33, Kyle Evans <kevans at freebsd.org> wrote:
>
> > On Sat, Mar 14, 2020 at 11:12 PM bob prohaska <fbsd@www.zefox.net> wrote:
> >>
> >> Tried to boot a kernel built from r358976 on a Pi3 and got a panic:
> >>
> >> [... snip ...]
> >
> > Hi,
> >
> > I've got a patch against sysutils/u-boot-rpi{3,4} based on what I've
> > submitted upstream that I'm test-building again and will soon be
> > submitting to Phabricator; please give it a shot and confirm if it
> > makes life happier or not:
> > https://people.freebsd.org/~kevans/rpi-psci.diff
>
> I grep'd in the area that holds where I did the
> investigative patch that enabled the RPi4 to boot
> and such without the armstub8-gic.bin memory being
> slamed. (I've not done any clean-out of the materials
> in that area.)
>
> The result is not suggestive of CONFIG_RPI_EFI_NR_SPIN_PAGES
> making a difference:
>
> [... snip ...]
Indeed; note these lines in my patch:
PATCHFILES+= 1245351/raw 1245352/raw
These pull in the patches I submitted upstream that introduces
CONFIG_RPI_EFI_NR_SPIN_PAGES so that they don't have to accept an
arbitrary bump of the reserved page count, since it's just our PSCI
stub that's larger.
Thanks,
Kyle Evans
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