blob: 5f27bff67ce7492d656408ab0f4255dc8c31dafa [file] [log] [blame]
Kyösti Mälkki7b73e8522022-11-08 04:43:41 +00001/* SPDX-License-Identifier: GPL-2.0-only */
2
3Device (MBRS)
4{
5 Name (_HID, EisaId ("PNP0C01"))
6 Name (_UID, 0x01)
7 Name (MSBF, ResourceTemplate ()
8 {
9 /* System memory */
10 QWordMemory (ResourceProducer, PosDecode, MinFixed,
11 MaxNotFixed, Prefetchable, ReadWrite,
12 0x0, 0x100000000, 0x400000000, 0x0, 0x0, ,, _Y1C,
13 AddressRangeMemory, TypeStatic)
14
15 /* Top Of Low Memory */
16 Memory32 (ReadOnly, 0x0, 0x0, 0x1, 0x0, _Y1D)
17
18 /* 640kB who wants more? */
19 Memory32Fixed (ReadWrite, 0x0, 0xA0000, )
20
21 /* 64k BIOS bootblock */
22 Memory32Fixed (ReadOnly, 0xF0000, 0x10000,)
23
24 /* ISA memory hole 15-16 MB ? */
25 /* Memory32Fixed (ReadOnly, 0x100000, 0xF00000,) */
26 /* ISA memory hole 14-15 MB ? */
27 /* Memory32Fixed (ReadOnly, 0x100000, 0xE00000,) */
28
29 /* Local APIC */
30 Memory32Fixed (ReadWrite, 0xFEE00000, 0x00001000,)
31 })
32
33 Method (_CRS, 0, NotSerialized)
34 {
35 CreateQWordField (MSBF, \_SB.MBRS._Y1C._MIN, MEML)
36 CreateQWordField (MSBF, \_SB.MBRS._Y1C._MAX, MEMM)
37 CreateQWordField (MSBF, \_SB.MBRS._Y1C._LEN, LELM)
38
39 And (\_SB.PCI0.RLAR, 0x03FF, Local1)
40 Local1++
41 If (Local1 > 0x40)
42 {
43 ShiftLeft (Local1, 0x1A, LELM)
44 }
45
46
47 CreateDWordField (MSBF, \_SB.MBRS._Y1D._MIN, MS00)
48 CreateDWordField (MSBF, \_SB.MBRS._Y1D._MAX, MS01)
49 CreateDWordField (MSBF, \_SB.MBRS._Y1D._LEN, MEM2)
50 And (\_SB.PCI0.TOLM, 0xF800, Local1)
Felix Singer034920c2022-12-16 02:25:30 +010051 Local1 >>= 4
Kyösti Mälkki7b73e8522022-11-08 04:43:41 +000052 Local1--
53 If (Local1 > 0x10)
54 {
55 Local1 -= 0x0F
Felix Singerc64c9cd2022-12-12 04:59:05 +010056 MEM2 = ShiftLeft (Local1, 0x14)
57 MS00 = 0x01000000
58 MS01 = MS00
Kyösti Mälkki7b73e8522022-11-08 04:43:41 +000059 }
60
61 Return (MSBF)
62 }
63
64 Method (_STA, 0, NotSerialized)
65 {
66 Return (0x0F)
67 }
68}