Date: Wed, 23 Mar 2011 06:19:17 +0000 (UTC) From: "Andrey V. Elsukov" <ae@FreeBSD.org> To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-stable@freebsd.org, svn-src-stable-8@freebsd.org Subject: svn commit: r219896 - stable/8/sys/boot/i386/common Message-ID: <201103230619.p2N6JHx2083596@svn.freebsd.org>
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Author: ae Date: Wed Mar 23 06:19:17 2011 New Revision: 219896 URL: http://svn.freebsd.org/changeset/base/219896 Log: MFC r219702: Set control flags in putc(). This should fix zfsboot hangs in drvread(). PR: kern/153552 Reviewed by: jhb Modified: stable/8/sys/boot/i386/common/cons.c Directory Properties: stable/8/sys/ (props changed) stable/8/sys/amd64/include/xen/ (props changed) stable/8/sys/cddl/contrib/opensolaris/ (props changed) stable/8/sys/contrib/dev/acpica/ (props changed) stable/8/sys/contrib/pf/ (props changed) Modified: stable/8/sys/boot/i386/common/cons.c ============================================================================== --- stable/8/sys/boot/i386/common/cons.c Wed Mar 23 05:13:54 2011 (r219895) +++ stable/8/sys/boot/i386/common/cons.c Wed Mar 23 06:19:17 2011 (r219896) @@ -37,6 +37,7 @@ void putc(int c) { + v86.ctl = V86_FLAGS; v86.addr = 0x10; v86.eax = 0xe00 | (c & 0xff); v86.ebx = 0x7;
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