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authorStefan Reinauer <stefan.reinauer@coreboot.org>2012-04-04 00:07:22 +0200
committerStefan Reinauer <stefan.reinauer@coreboot.org>2012-04-04 19:10:51 +0200
commit8e073829ec69ee89b3e91f4c040c96988084a526 (patch)
tree2e2b378ec66aa3ecd563b253726aae6e71db043a /src/southbridge/intel/bd82x6x/reset.c
parentcb91e1525eb0b81f9bc2e24e3404d6a9efc1cce3 (diff)
Add support for Intel Panther Point PCH
Change-Id: Iac3cd25b36493bb203e849674320e113cc5fce32 Signed-off-by: Duncan Laurie <dlaurie@google.com> Signed-off-by: Stefan Reinauer <reinauer@google.com> Reviewed-on: http://review.coreboot.org/853 Tested-by: build bot (Jenkins) Reviewed-by: Ronald G. Minnich <rminnich@gmail.com>
Diffstat (limited to 'src/southbridge/intel/bd82x6x/reset.c')
-rw-r--r--src/southbridge/intel/bd82x6x/reset.c41
1 files changed, 41 insertions, 0 deletions
diff --git a/src/southbridge/intel/bd82x6x/reset.c b/src/southbridge/intel/bd82x6x/reset.c
new file mode 100644
index 0000000000..29b69ff43a
--- /dev/null
+++ b/src/southbridge/intel/bd82x6x/reset.c
@@ -0,0 +1,41 @@
+/*
+ * This file is part of the coreboot project.
+ *
+ * Copyright (C) 2008-2009 coresystems GmbH
+ *
+ * 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 <arch/io.h>
+#include <reset.h>
+
+void soft_reset(void)
+{
+ outb(0x04, 0xcf9);
+}
+
+#if 0
+void hard_reset(void)
+{
+ /* Try rebooting through port 0xcf9. */
+ outb((1 << 2) | (1 << 1), 0xcf9);
+}
+#endif
+
+void hard_reset(void)
+{
+ outb(0x02, 0xcf9);
+ outb(0x06, 0xcf9);
+}