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authorVladimir Serbinenko <phcoder@gmail.com>2014-08-12 22:51:53 +0200
committerVladimir Serbinenko <phcoder@gmail.com>2014-08-13 09:35:36 +0200
commit61ffb4ca2e53004d3a282bfc2c97e58131cc9ef3 (patch)
treed642a289367c4f620dca125da348113260195bbc /src/mainboard/lenovo/x200/cstates.c
parent883e7acc65e1edba8b2453decf23c88eafeae8b0 (diff)
lenovo/x200: New mainboard.
Change-Id: I64e59648064d5875907b5057e2f9f72f2c5997b1 Signed-off-by: Vladimir Serbinenko <phcoder@gmail.com> Reviewed-on: http://review.coreboot.org/6631 Tested-by: build bot (Jenkins) Reviewed-by: Edward O'Callaghan <eocallaghan@alterapraxis.com>
Diffstat (limited to 'src/mainboard/lenovo/x200/cstates.c')
-rw-r--r--src/mainboard/lenovo/x200/cstates.c41
1 files changed, 41 insertions, 0 deletions
diff --git a/src/mainboard/lenovo/x200/cstates.c b/src/mainboard/lenovo/x200/cstates.c
new file mode 100644
index 0000000000..aacfc3162b
--- /dev/null
+++ b/src/mainboard/lenovo/x200/cstates.c
@@ -0,0 +1,41 @@
+/*
+ * This file is part of the coreboot project.
+ *
+ * Copyright (C) 2012 secunet Security Networks AG
+ *
+ * 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/acpigen.h>
+#include <device/device.h> /* fix for i82801ix.h */
+#include <southbridge/intel/i82801ix/i82801ix.h>
+
+static acpi_cstate_t cst_entries[] = {
+ {
+ /* acpi C1 / cpu C1 */
+ 1, 0x01, 1000,
+ { ACPI_ADDRESS_SPACE_FIXED, 1, 2, { 1 }, 0, 0 }
+ },
+ {
+ /* acpi C2 / cpu C2 */
+ 2, 0x01, 500,
+ { ACPI_ADDRESS_SPACE_FIXED, 1, 2, { 1 }, 0x10, 0 }
+ },
+};
+
+int get_cst_entries(acpi_cstate_t **entries)
+{
+ *entries = cst_entries;
+ return ARRAY_SIZE(cst_entries);
+}