Add coreboot library sources.

This CL adds coreboot sources as is, they are not yet being
compiled and will have to be modified to get included in u-boot.

This is just a checkpoint checkin to establish a baseline for
future modifications.

BUG=chromium-os:20733
TEST=none

Change-Id: Ia2a8e108206b1dd7c27d72e5c72e35b386c3b151
Signed-off-by: Vadim Bendebury <vbendeb@chromium.org>
Reviewed-on: http://gerrit.chromium.org/gerrit/8164
Reviewed-by: Stefan Reinauer <reinauer@chromium.org>

1 files changed, 46 insertions, 0 deletions

diff --git a/include/coreboot/timestamp.h b/include/coreboot/timestamp.h
new file mode 100644
index 00000000000..cfa06e29fc9
--- /dev/null
+++ b/include/coreboot/timestamp.h
@@ -0,0 +1,46 @@
+/*
+ * This file is part of the coreboot project.
+ *
+ * Copyright (C) 2011 The ChromiumOS Authors.  All rights reserved.
+ *
+ * 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
+ */
+
+#ifndef __TIMESTAMP_H__
+#define __TIMESTAMP_H__
+
+#include <cpu/x86/tsc.h>
+
+struct timestamp_entry {
+	uint32_t	entry_id;
+	uint64_t	entry_stamp;
+} __attribute__((packed));
+
+struct timestamp_table {
+	uint64_t	base_time;
+	uint32_t	max_entries;
+	uint32_t	num_entries;
+	struct timestamp_entry entries[0]; /* Variable number of entries */
+} __attribute__((packed));
+
+enum timestamp_id {
+	TS_BEFORE_INITRAM = 1,
+	TS_AFTER_INITRAM = 2,
+};
+
+void timestamp_init(tsc_t base);
+void timestamp_add(enum timestamp_id id, tsc_t ts_time);
+void timestamp_add_now(enum timestamp_id id);
+
+#endif