From owner-svn-src-all@freebsd.org Wed Jan 16 03:46:28 2019 Return-Path: Delivered-To: svn-src-all@mailman.ysv.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2610:1c1:1:606c::19:1]) by mailman.ysv.freebsd.org (Postfix) with ESMTP id 1D77414A1259; Wed, 16 Jan 2019 03:46:28 +0000 (UTC) (envelope-from araujo@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) server-signature RSA-PSS (4096 bits) client-signature RSA-PSS (4096 bits) client-digest SHA256) (Client CN "mxrelay.nyi.freebsd.org", Issuer "Let's Encrypt Authority X3" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id A93E38945B; Wed, 16 Jan 2019 03:46:27 +0000 (UTC) (envelope-from araujo@FreeBSD.org) Received: from repo.freebsd.org (repo.freebsd.org [IPv6:2610:1c1:1:6068::e6a:0]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (Client did not present a certificate) by mxrelay.nyi.freebsd.org (Postfix) with ESMTPS id 99F8924A05; Wed, 16 Jan 2019 03:46:27 +0000 (UTC) (envelope-from araujo@FreeBSD.org) Received: from repo.freebsd.org ([127.0.1.37]) by repo.freebsd.org (8.15.2/8.15.2) with ESMTP id x0G3kR4g032139; Wed, 16 Jan 2019 03:46:27 GMT (envelope-from araujo@FreeBSD.org) Received: (from araujo@localhost) by repo.freebsd.org (8.15.2/8.15.2/Submit) id x0G3kRCS032138; Wed, 16 Jan 2019 03:46:27 GMT (envelope-from araujo@FreeBSD.org) Message-Id: <201901160346.x0G3kRCS032138@repo.freebsd.org> X-Authentication-Warning: repo.freebsd.org: araujo set sender to araujo@FreeBSD.org using -f From: Marcelo Araujo Date: Wed, 16 Jan 2019 03:46:27 +0000 (UTC) To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org Subject: svn commit: r343077 - head/usr.sbin/bhyve X-SVN-Group: head X-SVN-Commit-Author: araujo X-SVN-Commit-Paths: head/usr.sbin/bhyve X-SVN-Commit-Revision: 343077 X-SVN-Commit-Repository: base MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit X-Rspamd-Queue-Id: A93E38945B X-Spamd-Bar: -- Authentication-Results: mx1.freebsd.org X-Spamd-Result: default: False [-2.96 / 15.00]; local_wl_from(0.00)[FreeBSD.org]; NEURAL_HAM_MEDIUM(-1.00)[-0.999,0]; NEURAL_HAM_LONG(-1.00)[-0.999,0]; NEURAL_HAM_SHORT(-0.96)[-0.964,0]; ASN(0.00)[asn:11403, ipnet:2610:1c1:1::/48, country:US] X-BeenThere: svn-src-all@freebsd.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: "SVN commit messages for the entire src tree \(except for " user" and " projects" \)" List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Wed, 16 Jan 2019 03:46:28 -0000 Author: araujo Date: Wed Jan 16 03:46:27 2019 New Revision: 343077 URL: https://svnweb.freebsd.org/changeset/base/343077 Log: Fix broken uart on Win2016 guest. Obtained from: Joyent (commit/2bf1a940afbd1382faff159e7c93c72779ca10f4) MFC after: 3 weeks. Modified: head/usr.sbin/bhyve/uart_emul.c Modified: head/usr.sbin/bhyve/uart_emul.c ============================================================================== --- head/usr.sbin/bhyve/uart_emul.c Wed Jan 16 03:07:32 2019 (r343076) +++ head/usr.sbin/bhyve/uart_emul.c Wed Jan 16 03:46:27 2019 (r343077) @@ -431,6 +431,13 @@ uart_write(struct uart_softc *sc, int offset, uint8_t sc->thre_int_pending = true; break; case REG_IER: + /* Assert an interrupt if re-enabling the THRE intr, since we + * always report THRE as active in the status register. + */ + if ((sc->ier & IER_ETXRDY) == 0 && + (value & IER_ETXRDY) != 0) { + sc->thre_int_pending = true; + } /* * Apply mask so that bits 4-7 are 0 * Also enables bits 0-3 only if they're 1