From owner-freebsd-arm@freebsd.org Sun Sep 6 18:21:04 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 CC1AA3D988A for ; Sun, 6 Sep 2020 18:21:04 +0000 (UTC) (envelope-from marklmi@yahoo.com) Received: from sonic308-55.consmr.mail.gq1.yahoo.com (sonic308-55.consmr.mail.gq1.yahoo.com [98.137.68.31]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (Client did not present a certificate) by mx1.freebsd.org (Postfix) with ESMTPS id 4Bl08v3xyLz4JRc for ; Sun, 6 Sep 2020 18:21:03 +0000 (UTC) (envelope-from marklmi@yahoo.com) X-YMail-OSG: uQvpACcVM1mFSP85sLiC0WhQkGrPZr8FmPOq7509aXPGg8N14taK7m4CciIivwZ HgXYEX.IwYq0hGYKBVI7v_b.0u2JyuNkbWaEE7XTIMNS86Ap0sOzSIBofeuR1AdsIg_UaQuhq8N9 Dpb3WnMjLfQt12Cwv1ri.KRJp.KfFq1tAFDJCw456omrdVKnbsXSrlgQBOl8MANA5UVrTFU0QYD9 RAdbJud0DrhyYLB8jCc.tMa53I062PFtkLA7IF7mJVAkZ7amdgWwxZrYrowfD.mQprIlLxgcRg8Y T01Og6iUoYEqCZyZcq1VJWBjPm.s.z0jAk1eN8mZOsp0CUHzkcPA05G0rk1QGkv.iHKiweGKuiJ5 n4i.u621FN7t5SMkdYPP7h8o9wVehmBMvFqQSRVMhyhI4zAmhxKSBqQl69zZh49W32sqiNwsRMNO DwIm55YpBo1Au2Q6Y679PdMhMb12Vh15WdSd7PAffDC04t_xAT1lxMAn9Ca5BZLqski5Voc7DxrX XNMfjFdqtFCAu54SOYJ7Ory78sEQStrwwpBv3EZrifbMTkDsCLY4gpxWgKRX0nGnocQ6LGOb5BEZ 3ExCHlO1kR1jIaHqIzLn.YRZe0ljvW6QDqQUb3T6yVfesvzn.u_Qg4YVNH.s6_e5G_c.JDBth3Uq 06yVkOHEk.ARKMU.vSlEwShSHUjojh0PX3ewdlc_KI2gsiqJT61k4x2D7RhMgrY3D1q0CbToS4ll ecfmpDH6L0er1nHZUsnTqTSrtNJZC0L0lzS_tES2ar4kEDqkJ6OtotdTyNEu76F_ZpjexaTNbI1o FBMM_IfXD4zySYzhPMhFqABefxdO9mOHSNTBkGGC3HDnA2myMGFs99FTbOllHcnGR1JrbNEMpVMA nAsw1Z9Lh4o75eIttBZoCg0cPImRvlee.PJ0h6ZSZ_1huRZ80.aBjaedXbSGePu_x4QX0lWrYMgL J3OycxnQ9k9rkiq0UMrEvDf4WS_gfXS4VMcTtbtsuX2A7AWmGksogBynFGpPR6hpO7cB6Uy3W98v vh79KPAu6F6Y2cU.rrsR3ikpozYITH9QxKobnGHCLb4Nyuy3LHdBixy_cXTYwdnQsLI7gKx7EhZA BIbIxq7rt8hCx9OMLWNVgPeoDAdfLRW75pNsRQr1CNgxt6n9EliMv_uao0FOjS98YCnBBqqLTT6K ApxxZzhJFRWWBTaW_jSpgGlz0K9hVP_q1fgzh7eJpAzolXeqMdmCfNyvnnxLr_1Ronn8.ugBbMtz a3PD_I.2qEAcD5FYcie3tUzYCFLGpWAY_vtCeovj4_sRAaPh6vFAD0nxHz2eSjexPziTWrV12KTv LAxeAiZtHKa23F3XRv6kACwBEnCkGr4PUDxaycGQKzvT_PtpBqpJxORQwL5zC83uQwMVNVhtUO3P GEdw8ahkUCoL75oianOunZlucQrZrTOo1wzuLXog.ixiN6uUQEuMhyb4qcO0oQGOl3PwxOyZv2uS i18DKwlv7Gc14sL_RhYTI1Xz2SmejyxVX_K5BK7dtQKQY2z0uNToSDGZq.g0KvraQSCIS9eSD9KO 28hk4dHcQPHD7iwWXpXykyj1Ft6DI8hELPGOU Received: from sonic.gate.mail.ne1.yahoo.com by sonic308.consmr.mail.gq1.yahoo.com with HTTP; Sun, 6 Sep 2020 18:21:01 +0000 Received: by smtp404.mail.ne1.yahoo.com (VZM Hermes SMTP Server) with ESMTPA ID 387877ce58ab3e8ad23fee38efb3b7c4; Sun, 06 Sep 2020 18:20:59 +0000 (UTC) Content-Type: text/plain; charset=utf-8 Mime-Version: 1.0 (Mac OS X Mail 13.4 \(3608.120.23.2.1\)) Subject: Re: onboard wireless on rpi4 From: Mark Millard In-Reply-To: Date: Sun, 6 Sep 2020 11:20:57 -0700 Cc: "freebsd-arm@freebsd.org" Content-Transfer-Encoding: quoted-printable Message-Id: <9B62C18C-EE94-4DFE-8EA9-AC7B32966886@yahoo.com> References: <20200904134619.GB80905@bastion.zyxst.net> <5AF83D16-2432-4EA9-BC2F-373DA8BC3360@googlemail.com> <4306A90D-97B9-4DE9-A05A-A91B6F4A587F@yahoo.com> <8037E5D3-E89E-4AED-8FFE-43D9D83B2BD3@yahoo.com> <24CED3CF-6624-4CE3-A21C-D4BAD88E8812@googlemail.com> To: Robert Crowston X-Mailer: Apple Mail (2.3608.120.23.2.1) X-Rspamd-Queue-Id: 4Bl08v3xyLz4JRc X-Spamd-Bar: --- X-Spamd-Result: default: False [-3.01 / 15.00]; TO_DN_EQ_ADDR_SOME(0.00)[]; TO_DN_SOME(0.00)[]; MV_CASE(0.50)[]; FREEMAIL_FROM(0.00)[yahoo.com]; R_SPF_ALLOW(-0.20)[+ptr:yahoo.com]; DKIM_TRACE(0.00)[yahoo.com:+]; RCPT_COUNT_TWO(0.00)[2]; DMARC_POLICY_ALLOW(-0.50)[yahoo.com,reject]; NEURAL_HAM_SHORT(-0.51)[-0.515]; FREEMAIL_TO(0.00)[protonmail.com]; FROM_EQ_ENVFROM(0.00)[]; RCVD_TLS_LAST(0.00)[]; MIME_TRACE(0.00)[0:+]; FREEMAIL_ENVFROM(0.00)[yahoo.com]; MID_RHS_MATCH_FROM(0.00)[]; ASN(0.00)[asn:36647, ipnet:98.137.64.0/20, country:US]; ARC_NA(0.00)[]; NEURAL_HAM_MEDIUM(-0.99)[-0.986]; R_DKIM_ALLOW(-0.20)[yahoo.com:s=s2048]; FROM_HAS_DN(0.00)[]; DWL_DNSWL_NONE(0.00)[yahoo.com:dkim]; NEURAL_HAM_LONG(-1.00)[-1.005]; MIME_GOOD(-0.10)[text/plain]; TO_MATCH_ENVRCPT_SOME(0.00)[]; RCVD_IN_DNSWL_NONE(0.00)[98.137.68.31:from]; RWL_MAILSPIKE_POSSIBLE(0.00)[98.137.68.31:from]; RCVD_COUNT_TWO(0.00)[2]; 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: Sun, 06 Sep 2020 18:21:04 -0000 On 2020-Sep-6, at 08:20, Robert Crowston via freebsd-arm wrote: > That's interesting: OpenBSD is allowing only the lowest 1 GB of memory = for DMA; the documentation I obtained suggests the first 3 GB should be = accessible. I am experimenting with this new lower bound. https://rpi4-uefi.dev/tag/netbsd/ reports: QUOTE NetBSD also is the only OS today to fully support ACPI _DMA descriptors = for describing DMA translations/constraints. This is very important for = supporting Pi and Pi-like platforms via straight-up ACPI and without = platform DMA quirks.=20 END QUOTE > =E2=80=90=E2=80=90=E2=80=90=E2=80=90=E2=80=90=E2=80=90=E2=80=90 = Original Message =E2=80=90=E2=80=90=E2=80=90=E2=80=90=E2=80=90=E2=80=90=E2= =80=90 > On Sunday, 6 September 2020 13:40, Klaus Cucinauomo wrote: >=20 >>> Am 06.09.2020 um 06:40 schrieb Warner Losh : >>>=20 >>> I thought I read they added the busdma constraints we are missing=E2=80= =A6 >>>=20 >>> Warner >>=20 >> Yes, for OpenBSD I thought the same , to be a little more specific : >>=20 >> = https://github.com/openbsd/src/commit/aae395593ca184a639a1c158ceb4b2132d85= e7c2 >>=20 >> = https://github.com/openbsd/src/commit/a88d14946aed5dc48e4e700486795c8d1715= 76d0 >=20 =3D=3D=3D Mark Millard marklmi at yahoo.com ( dsl-only.net went away in early 2018-Mar)