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Kyösti Mälkki91162702011-11-03 15:22:01 +02001/*
2 * This file is part of the coreboot project.
3 *
4 * Copyright (C) 2011 Kyösti Mälkki <kyosti.malkki@gmail.com>
5 *
6 * This program is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License as published by
8 * the Free Software Foundation; version 2 of the License.
9 *
10 * This program is distributed in the hope that it will be useful,
11 * but WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 * GNU General Public License for more details.
14 *
15 * You should have received a copy of the GNU General Public License
16 * along with this program; if not, write to the Free Software
17 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
18 */
19
20Name (PBRS, ResourceTemplate ()
21{
22 WordBusNumber (ResourceProducer, MinFixed, MaxFixed, PosDecode,
23 0x0000, 0x0000, 0x00FF, 0x0000, 0x0100, ,, )
24
25 /* System IO */
26 DWordIO (ResourceProducer, MinFixed, MaxFixed, PosDecode, EntireRange,
27 0x0, 0x0, 0xffff, 0x0000, 0x10000, ,,, TypeStatic)
28 IO (Decode16, 0x0CF8, 0x0CF8, 0x08, 0x08, )
29
30 /* Video RAM */
31 DWordMemory (ResourceProducer, PosDecode, MinFixed, MaxFixed, Cacheable, ReadWrite,
32 0x00000000, 0x000A0000, 0x000BFFFF,
33 0x00000000, 0x00020000, ,,, AddressRangeMemory, TypeStatic)
34
35 /* Video ROM */
36 DWordMemory (ResourceProducer, PosDecode, MinFixed, MaxFixed, Cacheable, ReadWrite,
37 0x00000000, 0x000C0000, 0x000C7FFF,
38 0x00000000, 0x00008000, ,,, AddressRangeMemory, TypeStatic)
39
40 /* Option ROMs ? */
41 DWordMemory (ResourceProducer, PosDecode, MinFixed, MaxFixed, Cacheable, ReadWrite,
42 0x00000000, 0x000C8000, 0x000DFFFF,
43 0x00000000, 0x00018000, ,,, AddressRangeMemory, TypeStatic)
44
45 /* Top Of Lowmemory to IOAPIC */
46 DWordMemory (ResourceProducer, PosDecode, MinFixed, MaxFixed, Cacheable, ReadWrite,
Kyösti Mälkki3aff1a32012-04-11 12:19:03 +030047 0x00000000, 0x00000000, 0xFEBFFFFF,
48 0x00000000, IO_APIC_ADDR, ,, _Y08, AddressRangeMemory, TypeStatic)
Kyösti Mälkki91162702011-11-03 15:22:01 +020049})
50
51
52Method (_CRS, 0, NotSerialized)
53{
54
55 /* Top Of Lowmemory to IOAPIC */
56 CreateDWordField (PBRS, \_SB.PCI0._Y08._MIN, MEML)
Kyösti Mälkki3aff1a32012-04-11 12:19:03 +030057 CreateDWordField (PBRS, \_SB.PCI0._Y08._MAX, MEMH)
Kyösti Mälkki91162702011-11-03 15:22:01 +020058 CreateDWordField (PBRS, \_SB.PCI0._Y08._LEN, LENM)
59 And (\_SB.PCI0.TOLM, 0xF800, Local1)
60 ShiftRight (Local1, 0x04, Local1)
61 ShiftLeft (Local1, 0x14, MEML)
Kyösti Mälkki3aff1a32012-04-11 12:19:03 +030062 Subtract (IO_APIC_ADDR, 0x01, MEMH)
63 Subtract (IO_APIC_ADDR, MEML, LENM)
Kyösti Mälkki91162702011-11-03 15:22:01 +020064
65 Return (PBRS)
66}
67
68Method (_STA, 0, NotSerialized)
69{
70 Return (0x0F)
71}
72