2 * This file is part of the coreboot project.
5 * This program is free software; you can redistribute it and/or modify
6 * it under the terms of the GNU General Public License as published by
7 * the Free Software Foundation; either version 2 of the License, or
8 * (at your option) any later version.
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.
17 /* Global Variables */
19 Name(\PICM, 0) // IOAPIC/8259
22 * Global ACPI memory region. This region is used for passing information
23 * between coreboot (aka "the system bios"), ACPI, and the SMI handler.
24 * Since we don't know where this will end up in memory at ACPI compile time,
25 * we have to fix it up in coreboot's ACPI creation phase.
30 OperationRegion (GNVS, SystemMemory, NVSA, 0x2000)
31 Field (GNVS, ByteAcc, NoLock, Preserve)
34 OSYS, 16, // 0x00 - Operating System
35 SMIF, 8, // 0x02 - SMI function
36 PRM0, 8, // 0x03 - SMI function parameter
37 PRM1, 8, // 0x04 - SMI function parameter
38 SCIF, 8, // 0x05 - SCI function
39 PRM2, 8, // 0x06 - SCI function parameter
40 PRM3, 8, // 0x07 - SCI function parameter
41 LCKF, 8, // 0x08 - Global Lock function for EC
42 PRM4, 8, // 0x09 - Lock function parameter
43 PRM5, 8, // 0x0a - Lock function parameter
44 P80D, 32, // 0x0b - Debug port (IO 0x80) value
45 LIDS, 8, // 0x0f - LID state (open = 1)
46 PWRS, 8, // 0x10 - Power State (AC = 1)
47 PCNT, 8, // 0x11 - Processor count
48 TPMP, 8, // 0x12 - TPM Present and Enabled
49 TLVL, 8, // 0x13 - Throttle Level
50 PPCM, 8, // 0x14 - Maximum P-state usable by OS
51 PM1I, 64, // 0x15 - PM1 wake status bit
52 GPEI, 64, // 0x1D - GPE wake status bit
53 U2WE, 16, // 0x25 - USB2 Wake Enable Bitmap
54 U3WE, 8, // 0x27 - USB3 Wake Enable Bitmap
59 S5U0, 8, // 0x30 - Enable USB0 in S5
60 S5U1, 8, // 0x31 - Enable USB1 in S5
61 S3U0, 8, // 0x32 - Enable USB0 in S3
62 S3U1, 8, // 0x33 - Enable USB1 in S3
63 TACT, 8, // 0x34 - Thermal Active trip point
64 TPSV, 8, // 0x35 - Thermal Passive trip point
65 TCRT, 8, // 0x36 - Thermal Critical trip point
66 DPTE, 8, // 0x37 - Enable DPTF
70 CMEM, 32, // 0x50 - CBMEM TOC
71 TOLM, 32, // 0x54 - Top of Low Memory
72 CBMC, 32, // 0x58 - coreboot mem console pointer
73 MMOB, 32, // 0x5C - MMIO Base Low Base
74 MMOL, 32, // 0x60 - MMIO Base Low Limit
75 MMHB, 64, // 0x64 - MMIO Base High Base
76 MMHL, 64, // 0x6C - MMIO Base High Limit
77 TSGB, 32, // 0x74 - TSEG Base
78 TSSZ, 32, // 0x78 - TSEG Size