From owner-freebsd-arm@freebsd.org Thu Oct 29 04:36:42 2020 Return-Path: Delivered-To: freebsd-arm@mailman.nyi.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2610:1c1:1:606c::19:1]) by mailman.nyi.freebsd.org (Postfix) with ESMTP id 554F943FBA4 for ; Thu, 29 Oct 2020 04:36:42 +0000 (UTC) (envelope-from maciphone2@googlemail.com) Received: from mail-wr1-x42c.google.com (mail-wr1-x42c.google.com [IPv6:2a00:1450:4864:20::42c]) (using TLSv1.3 with cipher TLS_AES_128_GCM_SHA256 (128/128 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits) server-digest SHA256 client-signature RSA-PSS (2048 bits) client-digest SHA256) (Client CN "smtp.gmail.com", Issuer "GTS CA 1O1" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id 4CMCMF0Lv7z4774 for ; Thu, 29 Oct 2020 04:36:40 +0000 (UTC) (envelope-from maciphone2@googlemail.com) Received: by mail-wr1-x42c.google.com with SMTP id t9so1264540wrq.11 for ; Wed, 28 Oct 2020 21:36:40 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:content-transfer-encoding:mime-version :subject:date:references:to:in-reply-to:message-id; bh=iSQflJlnTR8JpAvzhziqYjDmGrT2DZNJTfWYoNVckpY=; b=sdWTY37l39fldhICwLu1Lc3Di/DkSGPxBk1+UK/zfdKi6Dw86XtCyO0oH7Z6XNRzzS XmSLeIXD4F4VJS+9mlnUw7s6pPmLNnSlNlIzNAwjWWdrSjvNq95MK6JVOpVGplgu+ME7 HA2C6qR0S5ff0En/V6mUnnHqioDlBNg+hegvrioOGOZ6P8EcITwFsoK0Hdp0zlkr4Zcr MoCAztFwV+kpBdqlGwb5O0kfe91bXAc6KYdN6u91PzI8hkxVvfXVHGnl2ewtvyguyF52 sQUK1yOJujOahGBFZ5y8vnv68kM6Qn8TDs0ExPKsy8VCNdt71n5yjLu86lkjvZ+wn+hJ a0eQ== X-Gm-Message-State: AOAM530jzHpRlRXKJFlHXfWX1nv9fmwQfscnhbsVFtNy3dUxr5Lg/kuV tmO9IEDIbCrF6q3xHp/cwGWQAp3s0NG4Iw== X-Google-Smtp-Source: ABdhPJxAXLNtjGOXs2ih24qkfYWPyiASMDZguRQVAFESvDQVUCyxhyQG7z+sJHXj7ZjNI1V9E5z8Gw== X-Received: by 2002:a5d:4f0b:: with SMTP id c11mr2947469wru.316.1603946198976; Wed, 28 Oct 2020 21:36:38 -0700 (PDT) Received: from [192.168.1.167] (dynamic-046-114-104-002.46.114.pool.telefonica.de. [46.114.104.2]) by smtp.googlemail.com with ESMTPSA id h62sm2779150wrh.82.2020.10.28.21.36.37 (version=TLS1_2 cipher=ECDHE-ECDSA-AES128-GCM-SHA256 bits=128/128); Wed, 28 Oct 2020 21:36:38 -0700 (PDT) From: Klaus Cucinauomo Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: quoted-printable Mime-Version: 1.0 (Mac OS X Mail 14.0 \(3654.0.3.2.82\)) Subject: Re: 4K on RPI4? Date: Thu, 29 Oct 2020 05:36:36 +0100 References: <994e58050a2a20248b39c04996358078@gritton.org> <78860f7f8fe0901fb7a83e2cfea8c439@gritton.org> <6C1A5169-E204-4B1F-8D9B-5717DAD6D247@unrelenting.technology> To: myfreeweb , James Gritton , freebsd-arm@freebsd.org In-Reply-To: <6C1A5169-E204-4B1F-8D9B-5717DAD6D247@unrelenting.technology> Message-Id: <32C6648E-0C32-4D0A-8C7E-B7C55346AD48@googlemail.com> X-Mailer: Apple Mail (2.3654.0.3.2.82) X-Rspamd-Queue-Id: 4CMCMF0Lv7z4774 X-Spamd-Bar: -- X-Spamd-Result: default: False [-2.42 / 15.00]; RCVD_VIA_SMTP_AUTH(0.00)[]; TO_DN_SOME(0.00)[]; FREEMAIL_FROM(0.00)[googlemail.com]; MV_CASE(0.50)[]; R_SPF_ALLOW(-0.20)[+ip6:2a00:1450:4000::/36]; RCVD_COUNT_THREE(0.00)[3]; DKIM_TRACE(0.00)[googlemail.com:+]; DMARC_POLICY_ALLOW(-0.50)[googlemail.com,quarantine]; NEURAL_HAM_SHORT(-0.89)[-0.894]; FROM_EQ_ENVFROM(0.00)[]; SUBJECT_ENDS_QUESTION(1.00)[]; MIME_TRACE(0.00)[0:+]; FREEMAIL_ENVFROM(0.00)[googlemail.com]; MID_RHS_MATCH_FROM(0.00)[]; ASN(0.00)[asn:15169, ipnet:2a00:1450::/32, country:US]; DWL_DNSWL_NONE(0.00)[googlemail.com:dkim]; ARC_NA(0.00)[]; R_DKIM_ALLOW(-0.20)[googlemail.com:s=20161025]; RECEIVED_SPAMHAUS_PBL(0.00)[46.114.104.2:received]; FROM_HAS_DN(0.00)[]; RCPT_COUNT_THREE(0.00)[3]; NEURAL_HAM_MEDIUM(-1.02)[-1.015]; NEURAL_HAM_LONG(-1.01)[-1.013]; MIME_GOOD(-0.10)[text/plain]; PREVIOUSLY_DELIVERED(0.00)[freebsd-arm@freebsd.org]; TO_MATCH_ENVRCPT_SOME(0.00)[]; RCVD_IN_DNSWL_NONE(0.00)[2a00:1450:4864:20::42c:from]; RCVD_TLS_ALL(0.00)[]; MAILMAN_DEST(0.00)[freebsd-arm] X-BeenThere: freebsd-arm@freebsd.org X-Mailman-Version: 2.1.33 Precedence: list List-Id: "Porting FreeBSD to ARM processors." List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Thu, 29 Oct 2020 04:36:42 -0000 > Am 28.10.2020 um 20:48 schrieb myfreeweb = : >=20 > ...Linux has drivers for video output (and GPU rendering too) for that = broadcom SoC, ouch, what a load: https://github.com/torvalds/linux/tree/master/drivers/gpu/drm/vc4 > All we have is the framebuffer set up by firmware, and that is 1080p = maximum. looks like you're right, that driver even can=E2=80=99t execute 60HZ on = 1900x1000, configured by xrandr=E2=80=A6 >=20 > FreeBSD is currently not really usable as a desktop on these embedded = SBCs with non-PCIe graphics and display hardware. well, `ve tried on 1080p with fvwm/xfce ..=20 Let`s say: it=E2=80=99s fun ..even watching full screen football video = 360/720p .. not bad... but maybe it=E2=80=99s an interesting option to stick with macOS for = this purpose=E2=80=A6 :-) Ha Ha=20 K.=