From nobody Thu Nov 9 19:19:15 2023 X-Original-To: bugs@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 4SRBb81jlQz505KB for ; Thu, 9 Nov 2023 19:19:16 +0000 (UTC) (envelope-from bugzilla-noreply@freebsd.org) Received: from mxrelay.nyi.freebsd.org (mxrelay.nyi.freebsd.org [IPv6:2610:1c1:1:606c::19:3]) (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-signature RSA-PSS (4096 bits) client-digest SHA256) (Client CN "mxrelay.nyi.freebsd.org", Issuer "R3" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id 4SRBb74TLNz3K3J for ; Thu, 9 Nov 2023 19:19:15 +0000 (UTC) (envelope-from bugzilla-noreply@freebsd.org) ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=freebsd.org; s=dkim; t=1699557555; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; 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Thu, 9 Nov 2023 19:19:15 +0000 (UTC) (envelope-from bugzilla-noreply@freebsd.org) Received: from kenobi.freebsd.org ([127.0.1.5]) by kenobi.freebsd.org (8.15.2/8.15.2) with ESMTP id 3A9JJFcA092745 for ; Thu, 9 Nov 2023 19:19:15 GMT (envelope-from bugzilla-noreply@freebsd.org) Received: (from www@localhost) by kenobi.freebsd.org (8.15.2/8.15.2/Submit) id 3A9JJFBt092744 for bugs@FreeBSD.org; Thu, 9 Nov 2023 19:19:15 GMT (envelope-from bugzilla-noreply@freebsd.org) X-Authentication-Warning: kenobi.freebsd.org: www set sender to bugzilla-noreply@freebsd.org using -f From: bugzilla-noreply@freebsd.org To: bugs@FreeBSD.org Subject: [Bug 266990] FreeBSD can not drive 16950 chip correctly Date: Thu, 09 Nov 2023 19:19:15 +0000 X-Bugzilla-Reason: AssignedTo X-Bugzilla-Type: changed X-Bugzilla-Watch-Reason: None X-Bugzilla-Product: Base System X-Bugzilla-Component: kern X-Bugzilla-Version: 13.1-RELEASE X-Bugzilla-Keywords: X-Bugzilla-Severity: Affects Many People X-Bugzilla-Who: alster@vinterdalen.se X-Bugzilla-Status: New X-Bugzilla-Resolution: X-Bugzilla-Priority: --- X-Bugzilla-Assigned-To: bugs@FreeBSD.org X-Bugzilla-Flags: X-Bugzilla-Changed-Fields: Message-ID: In-Reply-To: References: Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable X-Bugzilla-URL: https://bugs.freebsd.org/bugzilla/ Auto-Submitted: auto-generated List-Id: Bug reports List-Archive: https://lists.freebsd.org/archives/freebsd-bugs List-Help: List-Post: List-Subscribe: List-Unsubscribe: Sender: owner-freebsd-bugs@freebsd.org MIME-Version: 1.0 https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=3D266990 --- Comment #3 from Andrey Korobkov --- At least some controllers (Moxa) do work: # dmesg.boot puc0: port 0x1000-0x103f,0x1040-0x104f mem 0xba000000-0xba000fff irq 27 at device 0.0 = on p ci7 uart2: <16950 or compatible> at port 1 on puc0 uart3: <16950 or compatible> at port 2 on puc0 uart4: <16950 or compatible> at port 3 on puc0 uart5: <16950 or compatible> at port 4 on puc0 # sysctl -a | grep uart device uart_ns8250 device uart debug.uart_force_poll: 0 debug.uart_poll_freq: 50 dev.uart.5.rx_overruns: 0 dev.uart.5.pps_mode: 2 dev.uart.5.%parent: puc0 dev.uart.5.%pnpinfo: type=3D1 dev.uart.5.%location: port=3D4 dev.uart.5.%driver: uart dev.uart.5.%desc: 16950 or compatible dev.uart.4.rx_overruns: 0 dev.uart.4.pps_mode: 2 dev.uart.4.%parent: puc0 dev.uart.4.%pnpinfo: type=3D1 dev.uart.4.%location: port=3D3 dev.uart.4.%driver: uart dev.uart.4.%desc: 16950 or compatible dev.uart.3.rx_overruns: 0 dev.uart.3.pps_mode: 2 dev.uart.3.%parent: puc0 dev.uart.3.%pnpinfo: type=3D1 dev.uart.3.%location: port=3D2 dev.uart.3.%driver: uart dev.uart.3.%desc: 16950 or compatible dev.uart.2.rx_overruns: 0 dev.uart.2.pps_mode: 2 dev.uart.2.%parent: puc0 dev.uart.2.%pnpinfo: type=3D1 dev.uart.2.%location: port=3D1 dev.uart.2.%driver: uart dev.uart.2.%desc: 16950 or compatible dev.uart.%parent: It has all the corresponding /dev/ttyu* and /dev/ttyv* nodes. But requires MSI interrupts workaround to actually pass data over serial li= ne: 'hw.puc.msi_disable=3D1' to loader.conf See bug #235016, comment #3 --=20 You are receiving this mail because: You are the assignee for the bug.=