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Date:      Mon, 29 Oct 2018 23:05:31 +0300
From:      Greg V <greg@unrelenting.technology>
To:        Emmanuel Vadot <manu@bidouilliste.com>
Cc:        freebsd-arm <freebsd-arm@freebsd.org>, Marcin Wojtas <mw@semihalf.com>
Subject:   Re: MACCHIATObin
Message-ID:  <1540843531.1781.2@smtp.migadu.com>
In-Reply-To: <20181029204655.73c0895cf2df7245769590fe@bidouilliste.com>
References:  <4DCCA5C9-C156-4080-A8F9-035478AC2FF7@yahoo.com> <F8B5248A-7522-4268-A72A-DBA04D943046@netgate.com> <CAPv3WKeuN3TwOEBR6zu_9ovyvvQUD4t83shgT0LTbtD1re6ikQ@mail.gmail.com> <CAPv3WKcmiOzBGKtomQJ9mqJaaPXNjfEfX2Q7iD5u5qz2ojQJDA@mail.gmail.com> <1540841879.1781.1@smtp.migadu.com> <20181029204655.73c0895cf2df7245769590fe@bidouilliste.com>

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On Mon, Oct 29, 2018 at 10:46 PM, Emmanuel Vadot=20
<manu@bidouilliste.com> wrote:
> On Mon, 29 Oct 2018 22:37:59 +0300
> Greg V <greg@unrelenting.technology> wrote:
>=20
>>=20
>>=20
>>  On Sat, Aug 18, 2018 at 10:07 AM, Marcin Wojtas <mw@semihalf.com>=20
>> wrote:
>>  > sob., 18 sie 2018 o 08:43 Marcin Wojtas <mw@semihalf.com>=20
>> napisa?(a):
>>  >>
>>  >>  sob., 18 sie 2018 o 01:10 Jim Thompson <jim@netgate.com>
>>  >> napisa?(a):
>>  >>  >
>>  >>  > On Aug 17, 2018, at 5:42 PM, Mark Millard via freebsd-arm
>>  >> <freebsd-arm@freebsd.org> wrote:
>>  >>  >
>>  >>  > > Marcin Wojtas mw at semihalf.com wrote on
>>  >>  > > Fri May 11 07:55:40 UTC 2018 :
>>  >>  > >
>>  >>  > >> Short status of the support - last year we enabled most of=20
>> the
>>  >>  > >> platform functionalities (core support, USB, AHCI, RTC).=20
>> Three
>>  >> big
>>  >>  > >> items remained left:
>>  >>  > >> - PCIE root complex (this should work soon with the work=20
>> done
>>  >> for
>>  >>  > >> another SoC, not merged yet)
>>  >>  > >> - Network PPv2
>>  >>  > >> - Xenon SD/MMC controller
>>  >>  > >
>>  >>  > >
>>  >>  > > I noticed a check in that deals with that "Xenon"
>>  >>  > > SD/MMC controller:
>>  >>  > >
>>  >>  > > Author: loos
>>  >>  > > Date: Tue Aug 14 16:33:30 2018
>>  >>  > > New Revision: 337772
>>  >>  > > URL:
>>  >>  > > https://svnweb.freebsd.org/changeset/base/337772
>>  >>
>>  [?]
>>  >>  > >
>>  >>  > > But I've not noticed check-ins for the other of the "big
>>  >>  > > items" going by. (Though they may have.)
>>  >>  > >
>>  >>  > > Care to comment-on/update-the actual status for the
>>  >>  > > Macchiato.bin(s)?
>>  >>  >
>>  >>  >
>>  >>  > tl;dr: It?s not ?there? yet.
>>  >>  >
>>  >>  > Specifics:
>>  >>  >
>>  >>  > - loos@ has done a lot of work to get the espresso.bin=20
>> working,
>>  >> and some of this carries over to the 8k/7k.
>>  >>  > - We have another internal developer working on an EIP-97=20
>> driver
>>  >> for crypto offload.  This should be a foundation for the EIP-197=20
>> in
>>  >> the 8K.
>>  >>  > - I know manu@is working on pin controllers and clocks=20
>> specific
>>  >> to Machiatto.bin (80x0/70x0).
>>  >>  > - Getting the NICs, PCIe, etc working still remains to be=20
>> done.
>>  >>  >
>>  >>
>>  >>  About the latter - the NIC is pretty complex, however we=20
>> (Semihalf)
>>  >>  have really huge experience with all its support=20
>> implementations and
>>  >>  the platform itself. I'll put it straightforward - it's only a
>>  >> matter
>>  >>  of development funding, if it's guaranteed, we will do it with
>>  >>  pleasure :) As well as the NIC support (DW Synopsys driver for=20
>> DT
>>  >> and
>>  >>  verify/improve on pcie-host-generic with ACPI).
>>  >
>>  > "As well as PCIE support..." of course.
>>  >
>>  > Marcin
>>=20
>>  Hi,
>>=20
>>  I've noticed that people successfully use ACPI-PCIe on the=20
>> MACCHIATObin
>>  with Linux,
>>  so? has anyone tested FreeBSD pcie-host-generic there?
>>=20
>>  I'm considering buying a MACCHIATObin board to test my drm-next=20
>> build
>>  for aarch64
>>  ( https://github.com/FreeBSDDesktop/kms-drm/pull/89 ), but I'd like=20
>> to
>>  first know if PCIe actually works :)
>=20
>  I'll will push support for mcbin soon in the tree (with PCI support).
>  I don't know what ACPI-PCIe is exactly but I don't see how it can=20
> work
> without a dedicated driver for the armada 8K.

dev/pci/pci_host_generic_acpi.c =97 generic ECAM PCIe driver.

I think ThunderX2 uses it (2018 Cavium copyright in the file), probably=20
Ampere eMAG (haven't seen anything about that here, but the vendor=20
lists FreeBSD in their OS compatibility list), should be possible to=20
use on the SoftIron Overdrives (NetBSD just added ACPI/aarch64 and they=20
tested on the Overdrive:=20
https://dmesgd.nycbug.org/index.cgi?do=3Dview&id=3D4526 =97 but all=20
FreeBSD+SoftIron dmesgs on dmesgd.nycbug so far are in FDT mode, not=20
ACPI)=85

And the EDK2 firmware for the Armada8k does have an ACPI mode=85
=




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