From nobody Sun Jun 16 06:54:23 2024 X-Original-To: freebsd-riscv@mlmmj.nyi.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2610:1c1:1:606c::19:1]) by mlmmj.nyi.freebsd.org (Postfix) with ESMTP id 4W23fV313pz5NQZj for ; Sun, 16 Jun 2024 06:54:42 +0000 (UTC) (envelope-from freebsd-riscv@dino.sk) Received: from cm0.netlabit.sk (mailhost.netlabit.sk [84.245.65.72]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits) server-digest SHA256) (Client did not present a certificate) by mx1.freebsd.org (Postfix) with ESMTPS id 4W23fT2wkwz4QMC for ; Sun, 16 Jun 2024 06:54:41 +0000 (UTC) (envelope-from freebsd-riscv@dino.sk) Authentication-Results: mx1.freebsd.org; dkim=none; dmarc=none; spf=pass (mx1.freebsd.org: domain of freebsd-riscv@dino.sk designates 84.245.65.72 as permitted sender) smtp.mailfrom=freebsd-riscv@dino.sk Received: from zeta.dino.sk ([84.245.95.254]) (AUTH: LOGIN milan, TLS: TLSv1.3,256bits,TLS_AES_256_GCM_SHA384) by cm0.netlabit.sk with ESMTPSA id 0000000000CA1891.00000000666E8C28.00014938; Sun, 16 Jun 2024 08:54:32 +0200 Date: Sun, 16 Jun 2024 08:54:23 +0200 From: Milan Obuch To: freebsd-riscv@freebsd.org Subject: Re: FreeBSD on milk-v duo with CV1800B SOC Message-ID: <20240616085423.62cf3eeb@zeta.dino.sk> In-Reply-To: References: <850956704.6229741.1718441473612.ref@mail.yahoo.com> <850956704.6229741.1718441473612@mail.yahoo.com> X-Mailer: Claws Mail 3.21.0 (GTK+ 2.24.33; amd64-portbld-freebsd13.3) 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: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit X-Spamd-Bar: --- X-Spamd-Result: default: False [-3.28 / 15.00]; NEURAL_HAM_LONG(-1.00)[-1.000]; NEURAL_HAM_MEDIUM(-1.00)[-1.000]; NEURAL_HAM_SHORT(-0.98)[-0.983]; R_SPF_ALLOW(-0.20)[+mx]; MIME_GOOD(-0.10)[text/plain]; RCVD_VIA_SMTP_AUTH(0.00)[]; RCPT_COUNT_ONE(0.00)[1]; RCVD_COUNT_ONE(0.00)[1]; ASN(0.00)[asn:5578, ipnet:84.245.64.0/18, country:SK]; MIME_TRACE(0.00)[0:+]; RCVD_TLS_ALL(0.00)[]; MLMMJ_DEST(0.00)[freebsd-riscv@freebsd.org]; MID_RHS_MATCH_FROMTLD(0.00)[]; FROM_EQ_ENVFROM(0.00)[]; FROM_HAS_DN(0.00)[]; R_DKIM_NA(0.00)[]; TO_DN_NONE(0.00)[]; DMARC_NA(0.00)[dino.sk]; TO_MATCH_ENVRCPT_ALL(0.00)[]; ARC_NA(0.00)[] X-Rspamd-Queue-Id: 4W23fT2wkwz4QMC On Sat, 15 Jun 2024 15:03:54 +0100 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. > Hi, is there a place someone interested in the subject could check to see the progress? Regards, Milan