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Sun, 16 Jun 2024 07:58:58 +0000 Date: Sun, 16 Jun 2024 07:58:56 +0000 (UTC) From: Sreenath Battalahalli To: Ruslan Bukin Cc: freebsd-riscv@freebsd.org Message-ID: <1248675086.6427895.1718524736955@mail.yahoo.com> In-Reply-To: References: <850956704.6229741.1718441473612.ref@mail.yahoo.com> <850956704.6229741.1718441473612@mail.yahoo.com> Subject: Re: FreeBSD on milk-v duo with CV1800B SOC List-Id: FreeBSD on the RISC-V instruction set architecture List-Archive: https://lists.freebsd.org/archives/freebsd-riscv List-Help: List-Post: List-Subscribe: List-Unsubscribe: X-BeenThere: freebsd-riscv@freebsd.org Sender: owner-freebsd-riscv@FreeBSD.org MIME-Version: 1.0 Content-Type: multipart/alternative; boundary="----=_Part_6427894_1354015896.1718524736954" X-Mailer: WebService/1.1.22407 YMailNodin X-Spamd-Bar: ---- X-Rspamd-Pre-Result: action=no action; module=replies; Message is reply to one we originated X-Spamd-Result: default: False [-4.00 / 15.00]; REPLY(-4.00)[]; ASN(0.00)[asn:36646, ipnet:66.163.184.0/21, country:US] X-Rspamd-Queue-Id: 4W254h3Zw9z4Th2 ------=_Part_6427894_1354015896.1718524736954 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit Hi Ruslan, Thanks for your response. Is there an image that we can put on a SD card and try? Or instructions to build the latest code that might work? thanks, Sreenath On Saturday, June 15, 2024 at 07:34:47 PM GMT+5:30, Ruslan Bukin wrote: Hi Sreenath, The work for C906 is in progress. There are plenty chinese chips with c906 core available (e.g. Allwinner D1, ArtInChip D21x, Cvitek etc) so we would like eventually to have some support for them. Note there are newer C907 and C908, example Kendryte K230 with AI accelerator which might be similar in terms of support needed (?). Main issue is that these T-Head cores implement non-standard extensions like non-standard control status registers (e.g. mxstatus), page table entry bits and a cache management subsystem. Ruslan On Sat, Jun 15, 2024 at 08:51:13AM +0000, Sreenath Battalahalli wrote: > Hi all, > has anyone tried freebsd on milk-v duo board? It has CV1800B SOC which has two C906 cores. It has 64 MB Ram. > There are versions of Linux that run on this SOC. > > thanks, > Sreenath > ------=_Part_6427894_1354015896.1718524736954 Content-Type: text/html; charset=UTF-8 Content-Transfer-Encoding: quoted-printable
Hi Ruslan,

Thanks for your response.

Is = there an image that we can put on a SD card and try? Or instructions to bui= ld the latest code that might work?


thanks,
Sreenath

=
=
On Saturday, June 15, 2024 at 07:34:47 PM GMT+5:= 30, Ruslan Bukin <br@bsdpad.com> wrote:
=


=
Hi Sreenath,
=
The work for C906 is in progress. There are plenty chine= se chips with c906 core available (e.g. Allwinner D1, ArtInChip D21x, Cvite= k etc) so we would like eventually to have some support for them.
Note there are newer C907 and C908, example Kendryte K230 with AI= accelerator which might be similar in terms of support needed (?). Main is= sue is that these T-Head cores implement non-standard extensions like non-s= tandard control status registers (e.g. mxstatus), page table entry bits and= a cache management subsystem.

Ruslan<= br clear=3D"none">

On Sat, Jun 15, 2024 at 08:51:13AM +0000, Sreenath Battalahalli w= rote:
> Hi all,
> has anyone trie= d freebsd on milk-v duo board? It has CV1800B SOC which has two C906 cores.= It has 64 MB Ram.
> There are versions of Linux that = run on this SOC.
>
> thanks,
> Sreenath
>

= ------=_Part_6427894_1354015896.1718524736954--