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>

1 files changed, 169 insertions, 0 deletions

diff --git a/src/mainboard/lenovo/x200/mainboard.c b/src/mainboard/lenovo/x200/mainboard.c
new file mode 100644
index 0000000000..ab0bc45678
--- /dev/null
+++ b/src/mainboard/lenovo/x200/mainboard.c
@@ -0,0 +1,169 @@
+/*
+ * 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 <stdint.h>
+#include <stdlib.h>
+#include <arch/io.h>
+//#include <pc80/mc146818rtc.h>
+#include <device/device.h>
+#include <console/console.h>
+#if CONFIG_VGA_ROM_RUN
+#include <arch/interrupt.h>
+#include <x86emu/x86emu.h>
+#endif
+#include <pc80/keyboard.h>
+#include <ec/acpi/ec.h>
+#include <smbios.h>
+#include <string.h>
+#include <build.h>
+#include <ec/lenovo/pmh7/pmh7.h>
+#include <ec/acpi/ec.h>
+#include <ec/lenovo/h8/h8.h>
+
+#include "hda_verb.h"
+
+#if CONFIG_GENERATE_ACPI_TABLES
+#include "cstates.c" /* Include it, as the linker won't find
+			the overloaded weak function in there. */
+#endif
+
+
+#if CONFIG_VGA_ROM_RUN
+static int int15_handler(void)
+{
+	enum {
+		BOOT_DISPLAY_DEFAULT	 = 0,
+		BOOT_DISPLAY_CRT	 = (1 << 0),
+		BOOT_DISPLAY_TV		 = (1 << 1),
+		BOOT_DISPLAY_EFP	 = (1 << 2),
+		BOOT_DISPLAY_LFP	 = (1 << 3),
+		BOOT_DISPLAY_CRT2	 = (1 << 4),
+		BOOT_DISPLAY_TV2	 = (1 << 5),
+		BOOT_DISPLAY_EFP2	 = (1 << 6),
+		BOOT_DISPLAY_LFP2	 = (1 << 7),
+	};
+	enum {
+		PANEL_FIT_DEFAULT	= 0,
+		PANEL_FIT_CENTERING	= (1 << 0),
+		PANEL_FIT_TXT_STRETCH	= (1 << 1),
+		PANEL_FIT_GFX_STRETCH	= (1 << 2),
+	};
+
+	switch (X86_AX) {
+	case 0x5f34:
+		/* Set Panel Fitting Hook */
+		X86_AX = 0x005f;
+		X86_CX = PANEL_FIT_CENTERING;
+		break;
+	case 0x5f35:
+		/* Boot Display Device Hook */
+		X86_AX = 0x005f;
+		X86_CX = BOOT_DISPLAY_DEFAULT; /* Select automatically. */
+		break;
+	case 0x5f40:
+		/* Boot Panel Type Hook */
+		/* Contrary to what EMGD's user's guide says,
+		   this _alters_ the behavior of the Video BIOS. */
+		/* LCD panel type is SIO GPIO40-43.
+		   It's controlled by a DIP switch but was always
+		   set to 4 while only values of 5 and 6 worked. */
+		X86_AX = 0x005f;
+		X86_CX = (inb(0x60f) & 0x0f) + 1;
+		break;
+	case 0x5f70:
+		/* Sandybridge boards return 0 here. */
+	case 0x5f14:
+	case 0x5f21:
+	case 0x5f22:
+	case 0x5f49:
+		/* No documentation found. */
+	default:
+		/* Interrupt was not handled. */
+		printk(BIOS_DEBUG,
+			"%s: AX=%04x BX=%04x CX=%04x DX=%04x\n", __func__,
+			X86_AX, X86_BX, X86_CX, X86_DX);
+		return 0;
+	}
+
+	/* Interrupt handled. */
+	return 1;
+}
+
+#endif
+
+static void verb_setup(void)
+{
+	cim_verb_data = mainboard_cim_verb_data;
+	cim_verb_data_size = sizeof(mainboard_cim_verb_data);
+	pc_beep_verbs = mainboard_pc_beep_verbs;
+	pc_beep_verbs_size = ARRAY_SIZE(mainboard_pc_beep_verbs);
+}
+
+const char *smbios_mainboard_bios_version(void)
+{
+	/* Satisfy thinkpad_acpi.  */
+	if (strlen(CONFIG_LOCALVERSION))
+		return "CBET4000 " CONFIG_LOCALVERSION;
+	else
+		return "CBET4000 " COREBOOT_VERSION;
+}
+
+const char *smbios_mainboard_version(void)
+{
+	return "Lenovo X200";
+}
+
+static int mainboard_smbios_data(device_t dev, int *handle, unsigned long *current)
+{
+	int len;
+	char tpec[] = "IBM ThinkPad Embedded Controller -[                 ]-";
+	const char *oem_strings[] = {
+		tpec,
+	};
+
+	h8_build_id_and_function_spec_version(tpec + 35, 17);
+	len = smbios_write_type11(current, (*handle)++, oem_strings, ARRAY_SIZE(oem_strings));
+
+	return len;
+}
+
+static void mainboard_init(device_t dev)
+{
+	/* This sneaked in here, because X200 SuperIO chip isn't really
+	   connected to anything and hence we don't init it.
+	 */
+	pc_keyboard_init();
+}
+
+static void mainboard_enable(device_t dev)
+{
+	verb_setup();
+#if CONFIG_VGA_ROM_RUN
+	/* Install custom int15 handler for VGA OPROM */
+	mainboard_interrupt_handlers(0x15, &int15_handler);
+#endif
+
+	dev->ops->get_smbios_data = mainboard_smbios_data;
+	dev->ops->init = mainboard_init;
+}
+
+struct chip_operations mainboard_ops = {
+	.enable_dev = mainboard_enable,
+};
+