/*
 * This file is part of the coreboot project.
 *
 * Copyright (C) 2011 Kyösti Mälkki <kyosti.malkki@gmail.com>
 *
 * 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
 */

Device (MBRS)
{
	Name (_HID, EisaId ("PNP0C01"))
	Name (_UID, 0x01)
	Name (MSBF, ResourceTemplate ()
	{
		/* System memory */
		QWordMemory (ResourceProducer, PosDecode, MinFixed,
			MaxNotFixed, Prefetchable, ReadWrite,
			0x0, 0x100000000, 0x400000000, 0x0, 0x0, ,, _Y1C,
			AddressRangeMemory, TypeStatic)

		/* Top Of Low Memory */
		Memory32 (ReadOnly, 0x0, 0x0, 0x1, 0x0, _Y1D)

		/* 640kB who wants more? */
		Memory32Fixed (ReadWrite, 0x0, 0xA0000, )

		/* 64k BIOS bootblock */
		Memory32Fixed (ReadOnly, 0xF0000, 0x10000,)

		/* ISA memory hole 15-16 MB ? */
		/* Memory32Fixed (ReadOnly, 0x100000, 0xF00000,) */
		/* ISA memory hole 14-15 MB ? */
		/* Memory32Fixed (ReadOnly, 0x100000, 0xE00000,) */

		/* Local APIC */
		Memory32Fixed (ReadWrite, 0xFEE00000, 0x00001000,)
	})

	Method (_CRS, 0, NotSerialized)
	{
		CreateQWordField (MSBF, \_SB.MBRS._Y1C._MIN, MEML)
		CreateQWordField (MSBF, \_SB.MBRS._Y1C._MAX, MEMM)
		CreateQWordField (MSBF, \_SB.MBRS._Y1C._LEN, LELM)

		And (\_SB.PCI0.RLAR, 0x03FF, Local1)
		Increment (Local1)
		If (LGreater (Local1, 0x40))
		{
			ShiftLeft (Local1, 0x1A, LELM)
		}


		CreateDWordField (MSBF, \_SB.MBRS._Y1D._MIN, MS00)
		CreateDWordField (MSBF, \_SB.MBRS._Y1D._MAX, MS01)
		CreateDWordField (MSBF, \_SB.MBRS._Y1D._LEN, MEM2)
		And (\_SB.PCI0.TOLM, 0xF800, Local1)
		ShiftRight (Local1, 0x04, Local1)
		Decrement (Local1)
		If (LGreater (Local1, 0x10))
		{
			Subtract (Local1, 0x0F, Local1)
			Store (ShiftLeft (Local1, 0x14), MEM2)
			Store (0x01000000, MS00)
			Store (MS00, MS01)
		}

		Return (MSBF)
	}

	Method (_STA, 0, NotSerialized)
	{
		Return (0x0F)
	}
}