From nobody Sun Dec 24 17:02:11 2023 X-Original-To: freebsd-arm@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 4SynQS6ZtSz54tYj for ; Sun, 24 Dec 2023 17:02:24 +0000 (UTC) (envelope-from soren.schmidt@gmail.com) Received: from mail-ej1-x632.google.com (mail-ej1-x632.google.com [IPv6:2a00:1450:4864:20::632]) (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 1D4" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id 4SynQS4zrrz4bnS for ; Sun, 24 Dec 2023 17:02:24 +0000 (UTC) (envelope-from soren.schmidt@gmail.com) Authentication-Results: mx1.freebsd.org; none Received: by mail-ej1-x632.google.com with SMTP id a640c23a62f3a-a2370535060so784270566b.1 for ; Sun, 24 Dec 2023 09:02:24 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20230601; t=1703437343; x=1704042143; darn=freebsd.org; h=to:in-reply-to:cc:references:message-id:date:subject:mime-version :from:content-transfer-encoding:from:to:cc:subject:date:message-id :reply-to; bh=V+UzZ9dT5Rzhq0uMph7DIc6bvcjaZLOwkQGlvO7qtV4=; b=UbGAhETx4izNCFIw09mArL92tc8Y16m++r4kQtLo2UBUqatISlbEFZB1mI6cZtnZG7 KEsnFeJBN0F7x6X4WzD1htYFyNFxjuF8jlEdwG34taEwh+vC68N/vY+gBDnLfWcY54MU pRrxyy9gX+ksLGVKe/OR/VmGVdKZnmd1TpxiA13Hiw5AIMIiJ/u4/0iPF4+rJWo4tYp1 bF6VbeGjyQNdoYsi3qscJ/8JY1T6mCFkSQ73HZz9yvShio2xz1heOJ+NxFQiikka03c/ octMlp12OR4B+4kyL17oXw1JlFf6e2il1P58ziRDrpt3lZhoSR3BXGTwOQnp2JtE2pq+ XFEw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1703437343; x=1704042143; h=to:in-reply-to:cc:references:message-id:date:subject:mime-version :from:content-transfer-encoding:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=V+UzZ9dT5Rzhq0uMph7DIc6bvcjaZLOwkQGlvO7qtV4=; b=DzRMIyLcZm29LSse5hY3aic7j0H9pMlzxscLSgX1YeNRCiYKq/fogzZmv5+KXzFxkB K18lAI/YcMpjb96gvpFOANrZFsF8gYU6EjpiPUK16FFsX3ktst63YVsjQt1U3mEy9t3/ CoNon4Am474v1hCk1mjsArUzItqXi5fa+Z9bqRwWmLrk0MPftxagfqGyeEN8RDp+g7lB sKtg8HTAv+EWwbXUOM6VGXaFT4H/t8z8FlVjNT00K6qRj7hZPlIA3iZSMRvBsKqzx2/L sOV2MIyraPSX7OqHeJrxFaQbVBx6AINDzaQAxC//yUKR8N4lUKBqcmnLfQ5lytU5yy45 ENNQ== X-Gm-Message-State: AOJu0YyeHGeY9sKSV/tJSGQinjHzKLNG0MSlVH9CiIMRtTHSImX2tj8K vgpYZCxSzTdAQxtYI/utzAg= X-Google-Smtp-Source: AGHT+IHrOdYzPXiK5BUvk1FYpW2x1kWl1IUunRu38ZaK6kEiZcQtKvsV3luGm8Tj8BtI6va0N9usKw== X-Received: by 2002:a17:907:3fa4:b0:a23:671c:2284 with SMTP id hr36-20020a1709073fa400b00a23671c2284mr7544427ejc.29.1703437342559; Sun, 24 Dec 2023 09:02:22 -0800 (PST) Received: from smtpclient.apple ([85.27.186.9]) by smtp.gmail.com with ESMTPSA id fc19-20020a1709073a5300b00a26ea2179e8sm629537ejc.41.2023.12.24.09.02.22 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Sun, 24 Dec 2023 09:02:22 -0800 (PST) Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: quoted-printable From: =?utf-8?Q?S=C3=B8ren_Schmidt?= List-Id: Porting FreeBSD to ARM processors List-Archive: https://lists.freebsd.org/archives/freebsd-arm List-Help: List-Post: List-Subscribe: List-Unsubscribe: Sender: owner-freebsd-arm@freebsd.org Mime-Version: 1.0 (1.0) Subject: Re: USB-serial adapter suggestions needed Date: Sun, 24 Dec 2023 18:02:11 +0100 Message-Id: <1C0F21CD-08C6-4BF9-A9BB-E8AAD60C4C31@gmail.com> References: Cc: Joseph Holsten , freebsd-arm@freebsd.org In-Reply-To: To: bob prohaska X-Mailer: iPhone Mail (21C66) 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)[]; TAGGED_FROM(0.00)[]; ASN(0.00)[asn:15169, ipnet:2a00:1450::/32, country:US] X-Spamd-Bar: ---- X-Rspamd-Queue-Id: 4SynQS4zrrz4bnS Hi, Mix of ft232 and ch340 here as I need 1500000 baud for rockchip development.= Picocom as =E2=80=9Cterminal=E2=80=9D on either macOS or FreeBSD. No problem= s with any of those whatsoever. -S=C3=B8ren > On 24 Dec 2023, at 17.54, bob prohaska wrote: >=20 > =EF=BB=BFOn Sat, Dec 23, 2023 at 09:26:50PM -0800, Joseph Holsten wrote: >>=20 >>=20 >>> On Sat, Dec 23, 2023, at 16:43, bob prohaska wrote: >>> What are the best-supported usb-serial adapters for use with FreeBSD on >>> arm systems? >>> I'm specifically interested in Raspberryp Pi 2/3/4 (and maybe 5 >>> someday). >>>=20 >>> I've been using pl2303 and ft232 but wonder if there might be others wor= th >>> considering. Pl2303 are cheap and have lately been working fairly well, b= ut >>> if there's something better supported or behaved I'd like to know. >>=20 >> I ended up going with the Raspberry Pi debug probe: >> https://www.raspberrypi.com/documentation/microcontrollers/debug-probe= .html >> If I remember correctly, it???s a pl2303 inside. I mostly got this model f= or the connectors and laziness. >>=20 >=20 > Laziness and frugality led me to the pl2303 also. At the moment, it looks > like the best choice. >=20 >=20 >> Jeff Geerling mentions some of the other options at https://www.jeffgeerl= ing.com/blog/2023/testing-raspberry-pis-new-debug-probe >=20 > That's a good article, especially the references. >=20 >>=20 >> If I were doing it again, I???d probably get the Black Magic Probe which a= lso supports JTAG https://www.adafruit.com/product/3839 >>=20 >=20 > Present purposes are dedicated to serial console interface. Perhaps someda= y, > but not yet. An apropos search for jtag finds >=20 > altera_jtag_uart driver for the Altera JTAG UART Core >=20 > Does that imply the only jtag device supported by FreeBSD must > be compatible with the particular device family? >=20 > Thanks for writing! >=20 > bob prohaska >=20 >=20