This patch implements support for the Intel 3100 Development Kit                                                                                                                             
mainboard, aka "Mt. Arvon".   

Signed-off-by: Ed Swierk <eswierk@arastra.com>                                                                                                                                               
Acked-by: Stefan Reinauer <stepan@coresystems.de>



git-svn-id: svn://svn.coreboot.org/coreboot/trunk@3159 2b7e53f0-3cfb-0310-b3e9-8179ed1497e1
diff --git a/src/mainboard/intel/mtarvon/auto.c b/src/mainboard/intel/mtarvon/auto.c
new file mode 100644
index 0000000..643e984
--- /dev/null
+++ b/src/mainboard/intel/mtarvon/auto.c
@@ -0,0 +1,124 @@
+/*
+ * This file is part of the coreboot project.
+ *
+ * Copyright (C) 2008 Arastra, Inc.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ *
+ * 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
+ *
+ */
+
+#define ASSEMBLY 1
+#include <stdint.h>
+#include <stdlib.h>
+#include <device/pci_def.h>
+#include <device/pci_ids.h>
+#include <arch/io.h>
+#include <device/pnp_def.h>
+#include <arch/romcc_io.h>
+#include <cpu/x86/lapic.h>
+#include "pc80/mc146818rtc_early.c"
+#include "pc80/serial.c"
+#include "arch/i386/lib/console.c"
+#include "ram/ramtest.c"
+#include "southbridge/intel/i3100/i3100_early_smbus.c"
+#include "southbridge/intel/i3100/i3100_early_lpc.c"
+#include "northbridge/intel/i3100/raminit.h"
+#include "superio/intel/i3100/i3100.h"
+#include "cpu/x86/lapic/boot_cpu.c"
+#include "cpu/x86/mtrr/earlymtrr.c"
+#include "superio/intel/i3100/i3100_early_serial.c"
+#include "northbridge/intel/i3100/memory_initialized.c"
+#include "cpu/x86/bist.h"
+
+#define SIO_GPIO_BASE 0x680
+#define SIO_XBUS_BASE 0x4880
+
+#define DEVPRES_CONFIG  (DEVPRES_D1F0 | DEVPRES_D2F0)
+#define DEVPRES1_CONFIG (DEVPRES1_D0F1 | DEVPRES1_D8F0)
+
+static inline void activate_spd_rom(const struct mem_controller *ctrl)
+{
+	/* nothing to do */
+}
+static inline int spd_read_byte(u16 device, u8 address)
+{
+	return smbus_read_byte(device, address);
+}
+
+#include "northbridge/intel/i3100/raminit.c"
+#include "sdram/generic_sdram.c"
+#include "../jarrell/debug.c"
+
+
+static void main(unsigned long bist)
+{
+	msr_t msr;
+	u16 perf;
+	static const struct mem_controller mch[] = {
+		{
+			.node_id = 0,
+			.f0 = PCI_DEV(0, 0x00, 0),
+			.f1 = PCI_DEV(0, 0x00, 1),
+			.f2 = PCI_DEV(0, 0x00, 2),
+			.f3 = PCI_DEV(0, 0x00, 3),
+			.channel0 = { (0xa<<3)|3, (0xa<<3)|2, (0xa<<3)|1, (0xa<<3)|0 },
+			.channel1 = { (0xa<<3)|7, (0xa<<3)|6, (0xa<<3)|5, (0xa<<3)|4 },
+		}
+	};
+
+	if (bist == 0) {
+		/* Skip this if there was a built in self test failure */
+		early_mtrr_init();
+		if (memory_initialized()) {
+			asm volatile ("jmp __cpu_reset");
+		}
+	}
+	/* Set up the console */
+	i3100_enable_superio();
+	i3100_enable_serial(0x4e, I3100_SP1, TTYS0_BASE);
+	uart_init();
+	console_init();
+
+	/* Halt if there was a built in self test failure */
+	report_bist_failure(bist);
+
+	/* print_pci_devices(); */
+	enable_smbus();
+	/* dump_spd_registers(); */
+
+	/* Enable SpeedStep and automatic thermal throttling */
+	/* FIXME: move to Pentium M init code */
+	msr = rdmsr(0x1a0);
+	msr.lo |= (1 << 3) | (1 << 16);
+	wrmsr(0x1a0, msr);
+	msr = rdmsr(0x19d);
+	msr.lo |= (1 << 16);
+	wrmsr(0x19d, msr);
+
+	/* Set CPU frequency/voltage to maximum */
+	/* FIXME: move to Pentium M init code */
+	msr = rdmsr(0x198);
+	perf = msr.hi & 0xffff;
+	msr = rdmsr(0x199);
+	msr.lo &= 0xffff0000;
+	msr.lo |= perf;
+	wrmsr(0x199, msr);
+
+	sdram_initialize(ARRAY_SIZE(mch), mch);
+	/* dump_pci_devices(); */
+	/* dump_pci_device(PCI_DEV(0, 0x00, 0)); */
+	/* dump_bar14(PCI_DEV(0, 0x00, 0)); */
+
+	ram_check(0, 1024 * 1024);
+}