From d098575b0e8440da33eceaf715967ea8273bbaf2 Mon Sep 17 00:00:00 2001 From: Zheng Bao Date: Thu, 20 Jan 2011 04:45:48 +0000 Subject: This sb800 code is derived from sb700. Signed-off-by: Zheng Bao Acked-by: Stefan Reinauer git-svn-id: svn://svn.coreboot.org/coreboot/trunk@6277 2b7e53f0-3cfb-0310-b3e9-8179ed1497e1 --- src/southbridge/amd/sb800/reset.c | 33 +++++++++++++++++++++++++++++++++ 1 file changed, 33 insertions(+) create mode 100644 src/southbridge/amd/sb800/reset.c (limited to 'src/southbridge/amd/sb800/reset.c') diff --git a/src/southbridge/amd/sb800/reset.c b/src/southbridge/amd/sb800/reset.c new file mode 100644 index 0000000000..32ee66b4b5 --- /dev/null +++ b/src/southbridge/amd/sb800/reset.c @@ -0,0 +1,33 @@ +/* + * This file is part of the coreboot project. + * + * Copyright (C) 2010 Advanced Micro Devices, Inc. + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; version 2 of the License. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA + */ + +#include +#include +#include + +#include "../../../northbridge/amd/amdk8/reset_test.c" + +void hard_reset(void) +{ + set_bios_reset(); + /* Try rebooting through port 0xcf9 */ + /* Actually it is not a real hard_reset --- it only reset coherent link table, but not reset link freq and width */ + outb((0 << 3) | (0 << 2) | (1 << 1), 0xcf9); + outb((0 << 3) | (1 << 2) | (1 << 1), 0xcf9); +} -- cgit v1.2.3