mainboards/lenovo: Copy X200 board to T400 for future expansion

Change-Id: If2d48b84fe7bd7b144e96171e54067891e3c4e2e
Signed-off-by: Timothy Pearson <tpearson@raptorengineeringinc.com>
Reviewed-on: http://review.coreboot.org/9316
Tested-by: build bot (Jenkins)
Tested-by: Raptor Engineering Automated Test Stand <noreply@raptorengineeringinc.com>
Reviewed-by: Stefan Reinauer <stefan.reinauer@coreboot.org>

1 files changed, 49 insertions, 0 deletions

diff --git a/src/mainboard/lenovo/t400/smihandler.c b/src/mainboard/lenovo/t400/smihandler.c
new file mode 100644
index 0000000000..622b31a1ad
--- /dev/null
+++ b/src/mainboard/lenovo/t400/smihandler.c
@@ -0,0 +1,49 @@
+/*
+ * 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.
+ */
+
+#include <arch/io.h>
+#include <console/console.h>
+#include <cpu/x86/smm.h>
+#include <southbridge/intel/i82801ix/nvs.h>
+#include <southbridge/intel/i82801ix/i82801ix.h>
+#include <ec/acpi/ec.h>
+
+void mainboard_smi_gpi(u32 gpi_sts)
+{
+	if (gpi_sts & (1 << 1)) {
+		printk(BIOS_DEBUG, "EC/SMI\n");
+		/* TODO */
+	}
+}
+
+int mainboard_smi_apmc(u8 apmc)
+{
+	switch (apmc) {
+	case APM_CNT_ACPI_ENABLE:
+		send_ec_command(0x05); /* Set_SMI_Disable */
+		send_ec_command(0xaa); /* Set_ACPI_Enable */
+		break;
+
+	case APM_CNT_ACPI_DISABLE:
+		send_ec_command(0x04); /* Set_SMI_Enable */
+		send_ec_command(0xab); /* Set_ACPI_Disable */
+		break;
+	}
+	return 0;
+}