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/*
* This file is part of the coreboot project.
*
* Copyright (C) 2007-2009 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.
*/
Name(_HID,EISAID("PNP0A08")) // PCIe
Name(_CID,EISAID("PNP0A03")) // PCI
Name(_ADR, 0)
Name(_BBN, 0)
// This is in the SSDT and can be accessed by the DSDT
External (BMBD)
// Current Resource Settings
Name (MCRS, ResourceTemplate()
{
// Bus Numbers
WordBusNumber (ResourceProducer, MinFixed, MaxFixed, PosDecode,
0x0000, 0x0000, 0x00ff, 0x0000, 0x0100,,, PB00)
// IO Region 0
DWordIO (ResourceProducer, MinFixed, MaxFixed, PosDecode, EntireRange,
0x0000, 0x0000, 0x0cf7, 0x0000, 0x0cf8,,, PI00)
// PCI Config Space
Io (Decode16, 0x0cf8, 0x0cf8, 0x0001, 0x0008)
// IO Region 1
DWordIO (ResourceProducer, MinFixed, MaxFixed, PosDecode, EntireRange,
0x0000, 0x0d00, 0xffff, 0x0000, 0xf300,,, PI01)
// VGA memory (0xa0000-0xbffff)
DWordMemory (ResourceProducer, PosDecode, MinFixed, MaxFixed,
Cacheable, ReadWrite,
0x00000000, 0x000a0000, 0x000bffff, 0x00000000,
0x00020000,,, ASEG)
// OPROM reserved (0xd0000-0xd3fff)
DWordMemory (ResourceProducer, PosDecode, MinFixed, MaxFixed,
Cacheable, ReadWrite,
0x00000000, 0x000d0000, 0x000d3fff, 0x00000000,
0x00004000,,, OPR0)
// OPROM reserved (0xd4000-0xd7fff)
DWordMemory (ResourceProducer, PosDecode, MinFixed, MaxFixed,
Cacheable, ReadWrite,
0x00000000, 0x000d4000, 0x000d7fff, 0x00000000,
0x00004000,,, OPR1)
// OPROM reserved (0xd8000-0xdbfff)
DWordMemory (ResourceProducer, PosDecode, MinFixed, MaxFixed,
Cacheable, ReadWrite,
0x00000000, 0x000d8000, 0x000dbfff, 0x00000000,
0x00004000,,, OPR2)
// OPROM reserved (0xdc000-0xdffff)
DWordMemory (ResourceProducer, PosDecode, MinFixed, MaxFixed,
Cacheable, ReadWrite,
0x00000000, 0x000dc000, 0x000dffff, 0x00000000,
0x00004000,,, OPR3)
// BIOS Extension (0xe0000-0xe3fff)
DWordMemory (ResourceProducer, PosDecode, MinFixed, MaxFixed,
Cacheable, ReadWrite,
0x00000000, 0x000e0000, 0x000e3fff, 0x00000000,
0x00004000,,, ESG0)
// BIOS Extension (0xe4000-0xe7fff)
DWordMemory (ResourceProducer, PosDecode, MinFixed, MaxFixed,
Cacheable, ReadWrite,
0x00000000, 0x000e4000, 0x000e7fff, 0x00000000,
0x00004000,,, ESG1)
// BIOS Extension (0xe8000-0xebfff)
DWordMemory (ResourceProducer, PosDecode, MinFixed, MaxFixed,
Cacheable, ReadWrite,
0x00000000, 0x000e8000, 0x000ebfff, 0x00000000,
0x00004000,,, ESG2)
// BIOS Extension (0xec000-0xeffff)
DWordMemory (ResourceProducer, PosDecode, MinFixed, MaxFixed,
Cacheable, ReadWrite,
0x00000000, 0x000ec000, 0x000effff, 0x00000000,
0x00004000,,, ESG3)
// System BIOS (0xf0000-0xfffff)
DWordMemory (ResourceProducer, PosDecode, MinFixed, MaxFixed,
Cacheable, ReadWrite,
0x00000000, 0x000f0000, 0x000fffff, 0x00000000,
0x00010000,,, FSEG)
// PCI Memory Region (Top of memory-CONFIG_MMCONF_BASE_ADDRESS)
DWordMemory (ResourceProducer, PosDecode, MinFixed, MaxFixed,
Cacheable, ReadWrite,
0x00000000, 0x00000000, 0, 0x00000000,
0,,, PM01)
// TPM Area (0xfed40000-0xfed44fff)
DWordMemory (ResourceProducer, PosDecode, MinFixed, MaxFixed,
Cacheable, ReadWrite,
0x00000000, 0xfed40000, 0xfed44fff, 0x00000000,
0x00005000,,, TPMR)
}) // End MCRS
Method (_CRS, 0, Serialized)
{
// Find PCI resource area in MCRS
CreateDwordField(MCRS, ^PM01._MIN, PMIN)
CreateDwordField(MCRS, ^PM01._MAX, PMAX)
CreateDwordField(MCRS, ^PM01._LEN, PLEN)
// Fix up PCI memory region
// Start with Top of Lower Usable DRAM
// Memory goes from BMBOUND to CONFIG_MMCONF_BASE_ADDRESS (PM01 above)
Store (BMBD, PMIN)
Store (Subtract(CONFIG_MMCONF_BASE_ADDRESS, 1), PMAX)
Add(Subtract(PMAX, PMIN), 1, PLEN) // Store Memory Size
Return (MCRS)
} // End _CRS
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