From nobody Mon Aug 10 16:07:57 2026 X-Original-To: dev-commits-src-branches@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 4hJfmZ330pz6p0W5 for ; Mon, 10 Aug 2026 16:07:58 +0000 (UTC) (envelope-from git@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 "YR1" (not verified)) by mx1.freebsd.org (Postfix) with ESMTPS id 4hJfmZ0kGJz3q7s for ; Mon, 10 Aug 2026 16:07:58 +0000 (UTC) (envelope-from git@FreeBSD.org) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=freebsd.org; s=dkim; t=1786378078; 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; bh=W7grpupylvpgQQNZTj9r604dlpKg/My+90hUOOBMuVk=; b=XBTrVrnhzGBo1Je1/iBMgWCADvaP0/E5nacfoEsHb7eqwISC5ZMJCzxcI4XMyptih1AObj 8Cli3KFFuBQdF6OCTGK6hB00gDGKurjiiunMi59uwInVWESnaGZAXRxF7l26fRAQxTscOT bhww9HA2S+EGkHy1b0qSKoyjBt6Bj/pA5yaltfDabkbh4O66LvYW7GsIufJ7aWQRpAIEcw g4/eXaSRTBUGTu0ikyCQ9sppdnKCRoA87vFx9YaXW4CLH02gZJDIHS+TVS0ItwGQB/X8kc Pn10MlTKxl4iLNkrr4mEwA9648IV6p5ZCYX3q0pw/hvYx9+SQU4nM2IC3b1XTA== ARC-Seal: i=1; s=dkim; d=freebsd.org; t=1786378078; a=rsa-sha256; cv=none; b=nGGcI1nlLm1yAMlKXMfL1kZoPuMB+jvzrcyNGpShnyDO8XZuoTMDl7iOim3VItVv5qt6VG EL6cFrdZCkJBmjSm0fG/Rjx5JNY9dpJNV3Xo5BXkxproD0OfI6Dsn21+Qxxj2p2v/nvDzP KAlAC2w22n32Gj79++HfU7CE7/sj2Y/zERDz6HNEi5RETn90lP/khxlZeUf2MSK2QSOAxx degqjBecBAqOP55jqRTWVOb4aP5nHjVtxfsqHacS9vn3qJA6IlX/HI1ASeQjg0NsNnci7e hDMT/5GxdORAShJj6QXImXrIoU5577c+NtO/8f8/HJXFOkfQzFo4VYsbSMw4JQ== ARC-Authentication-Results: i=1; mx1.freebsd.org; none ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=freebsd.org; s=dkim; t=1786378078; 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; bh=W7grpupylvpgQQNZTj9r604dlpKg/My+90hUOOBMuVk=; b=X3iX5R2cdRFcureCA7AdUfZ8eriyO6MyNDzMogQieEVPhTYffLKsIl/ucd44E/J1rcHHfh uQVK51Ds/qRVvseHoZAtqR/nKJADV5nsqSovqTAIMPq9rCBVj2XVYR57ZAiTjHcU+pHnec E4yK+trjbzetElBuNVgrJari+hfLepDspq3em389FJooe/hvNUQFYLc8Xgb7jf/4kTRK2p UpIfIY5bMOUQ03ASozFKxsfSW/Jf6i8CzfHcFCpFeN/NUTxaMi8EbUh4ouBcpEimBAxfQv 4Vc+T+PnM/ZUla2oaBl20o3L/lGBDssX9HbXawOAnORkWuKL1qRu61gApHrCLw== Received: from gitrepo.freebsd.org (gitrepo.freebsd.org [IPv6:2610:1c1:1:6068::e6a:5]) by mxrelay.nyi.freebsd.org (Postfix) with ESMTP id 4hJfmY6CKZz1Rf for ; Mon, 10 Aug 2026 16:07:57 +0000 (UTC) (envelope-from git@FreeBSD.org) Received: from git (uid 1279) (envelope-from git@FreeBSD.org) id 3465d by gitrepo.freebsd.org (DragonFly Mail Agent v0.13+ on gitrepo.freebsd.org); Mon, 10 Aug 2026 16:07:57 +0000 To: src-committers@FreeBSD.org, dev-commits-src-all@FreeBSD.org, dev-commits-src-branches@FreeBSD.org From: Bojan Novk=?utf-8?Q?ovi=C4=87?= Subject: git: e5d63cec57a5 - stable/15 - uart: Add support for the Intel XScale controller List-Id: Commits to the stable branches of the FreeBSD src repository List-Archive: https://lists.freebsd.org/archives/dev-commits-src-branches List-Help: List-Post: List-Subscribe: List-Unsubscribe: X-BeenThere: dev-commits-src-branches@freebsd.org Sender: owner-dev-commits-src-branches@FreeBSD.org List-Id: List-Post: List-Help: List-Subscribe: List-Unsubscribe: List-Owner: Precedence: list MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 8bit X-Git-Committer: bnovkov X-Git-Repository: src X-Git-Refname: refs/heads/stable/15 X-Git-Reftype: branch X-Git-Commit: e5d63cec57a57f8403ccb09f73297877ef471175 Auto-Submitted: auto-generated Date: Mon, 10 Aug 2026 16:07:57 +0000 Message-Id: <6a79f75d.3465d.24e6e471@gitrepo.freebsd.org> The branch stable/15 has been updated by bnovkov: URL: https://cgit.FreeBSD.org/src/commit/?id=e5d63cec57a57f8403ccb09f73297877ef471175 commit e5d63cec57a57f8403ccb09f73297877ef471175 Author: Bojan Novković AuthorDate: 2026-06-18 02:03:55 +0000 Commit: Bojan Novković CommitDate: 2026-08-10 16:04:06 +0000 uart: Add support for the Intel XScale controller The ns8250 driver avoids clearing IER bit 0x10 to account for the split "receiver time-out interrupt enable" bit, but it never sets it in `ier_rxbits` even though a comment in `ns8250_init` implies so. Fix this by setting `IER_RXTMOUT` if we've matched an XScale uart. Differential Revision: https://reviews.freebsd.org/D57629 Reviewed by: imp MFC after: 2 weeks (cherry picked from commit 1665954e508f74588108e96c30b90d1a88807faa) --- sys/dev/uart/uart_dev_ns8250.c | 7 +++++++ 1 file changed, 7 insertions(+) diff --git a/sys/dev/uart/uart_dev_ns8250.c b/sys/dev/uart/uart_dev_ns8250.c index 6d8097db6581..ca024daa7c33 100644 --- a/sys/dev/uart/uart_dev_ns8250.c +++ b/sys/dev/uart/uart_dev_ns8250.c @@ -526,6 +526,7 @@ UART_ACPI_CLASS_AND_DEVICE(acpi_compat_data); static struct ofw_compat_data compat_data[] = { {"ns16550", (uintptr_t)&uart_ns8250_class}, {"ns16550a", (uintptr_t)&uart_ns8250_class}, + {"intel,xscale-uart", (uintptr_t)&uart_ns8250_class}, {NULL, (uintptr_t)NULL}, }; UART_FDT_CLASS_AND_DEVICE(compat_data); @@ -611,6 +612,12 @@ ns8250_bus_attach(struct uart_softc *sc) /* Get IER RX interrupt bits */ ivar = IER_EMSC | IER_ERLS | IER_ERXRDY; +#ifdef FDT + /* Intel XScale models won't work without IER_RXTMOUT set. */ + if (ofw_bus_is_compatible(sc->sc_dev, "intel,xscale-uart")) + ivar |= IER_RXTMOUT; +#endif + resource_int_value("uart", device_get_unit(sc->sc_dev), "ier_rxbits", &ivar); ns8250->ier_rxbits = (uint8_t)(ivar & 0xff);