2 This file describes the contents of the ACPI Fixed ACPI Description Table
3 (FADT). Some additional ACPI values are defined in Acpi1_0.h and Acpi2_0.h.
4 All changes to the FADT contents should be done in this file.
6 Copyright (c) 2013-2015 Intel Corporation.
8 SPDX-License-Identifier: BSD-2-Clause-Patent
14 EFI_ACPI_2_0_FIXED_ACPI_DESCRIPTION_TABLE FADT = {
16 EFI_ACPI_2_0_FIXED_ACPI_DESCRIPTION_TABLE_SIGNATURE,
17 sizeof (EFI_ACPI_2_0_FIXED_ACPI_DESCRIPTION_TABLE),
18 EFI_ACPI_2_0_FIXED_ACPI_DESCRIPTION_TABLE_REVISION,
19 0, // to make sum of entire table == 0
20 {EFI_ACPI_OEM_ID}, // OEMID is a 6 bytes long field
21 EFI_ACPI_OEM_TABLE_ID,// OEM table identification(8 bytes long)
22 EFI_ACPI_OEM_REVISION,// OEM revision number
23 EFI_ACPI_CREATOR_ID, // ASL compiler vendor ID
24 EFI_ACPI_CREATOR_REVISION // ASL compiler revision number
26 0, // Physical addesss of FACS
27 0, // Physical address of DSDT
29 PM_PROFILE, // Preferred powermanagement profile
30 SCI_INT_VECTOR, // System vector of SCI interrupt
31 ACPI_RUNTIME_UPDATE, // Port address of SMI command port
32 ACPI_ENABLE, // value to write to port smi_cmd to enable ACPI
33 ACPI_DISABLE, // value to write to port smi_cmd to disable ACPI
34 S4BIOS_REQ, // Value to write to SMI CMD port to enter the S4BIOS state
35 RESERVED, // reserved - must be zero
36 ACPI_RUNTIME_UPDATE, // Port address of Power Mgt 1a Event Reg Blk
37 PM1b_EVT_BLK_ADDRESS, // Port address of Power Mgt 1b Event Reg Blk
38 ACPI_RUNTIME_UPDATE, // Port address of Power Mgt 1a Ctrl Reg Blk
39 PM1b_CNT_BLK_ADDRESS, // Port address of Power Mgt 1b Ctrl Reg Blk
40 ACPI_RUNTIME_UPDATE, // Port address of Power Mgt 2 Ctrl Reg Blk
41 ACPI_RUNTIME_UPDATE, // Port address of Power Mgt Timer Ctrl Reg Blk
42 ACPI_RUNTIME_UPDATE, // Port addr of General Purpose Event 0 Reg Blk
43 GPE1_BLK_ADDRESS, // Port addr of General Purpose Event 1 Reg Blk
44 PM1_EVT_LEN, // Byte Length of ports at pm1X_evt_blk
45 PM1_CNT_LEN, // Byte Length of ports at pm1X_cnt_blk
46 PM2_CNT_LEN, // Byte Length of ports at pm2_cnt_blk
47 PM_TM_LEN, // Byte Length of ports at pm_tm_blk
48 GPE0_BLK_LEN, // Byte Length of ports at gpe0_blk
49 GPE1_BLK_LEN, // Byte Length of ports at gpe1_blk
50 GPE1_BASE, // offset in gpe model where gpe1 events start
52 P_LVL2_LAT, // worst case HW latency to enter/exit C2 state
53 P_LVL3_LAT, // worst case HW latency to enter/exit C3 state
54 FLUSH_SIZE, // Size of area read to flush caches
55 FLUSH_STRIDE, // Stride used in flushing caches
56 DUTY_OFFSET, // bit location of duty cycle field in p_cnt reg
57 DUTY_WIDTH, // bit width of duty cycle field in p_cnt reg
58 DAY_ALRM, // index to day-of-month alarm in RTC CMOS RAM
59 MON_ALRM, // index to month-of-year alarm in RTC CMOS RAM
60 CENTURY, // index to century in RTC CMOS RAM
61 IAPC_BOOT_ARCH, // IA-PC Boot Architecture Flags
63 FLAG2, // Fixed feature flags
66 RESET_REG_ADDRESS_SPACE_ID, // Address of the reset register
72 RESET_VALUE, // Value to write to the RESET_REG port
78 0, // 64Bit physical addesss of FACS
79 0, // 64Bit physical address of DSDT
82 PM1a_EVT_BLK_ADDRESS_SPACE_ID, // Extended Port address of Power Mgt 1a Event Reg Blk
83 PM1a_EVT_BLK_BIT_WIDTH,
84 PM1a_EVT_BLK_BIT_OFFSET,
90 PM1b_EVT_BLK_ADDRESS_SPACE_ID, // Extended Port address of Power Mgt 1b Event Reg Blk
91 PM1b_EVT_BLK_BIT_WIDTH,
92 PM1b_EVT_BLK_BIT_OFFSET,
98 PM1a_CNT_BLK_ADDRESS_SPACE_ID, // Extended Port address of Power Mgt 1a Ctrl Reg Blk
99 PM1a_CNT_BLK_BIT_WIDTH,
100 PM1a_CNT_BLK_BIT_OFFSET,
106 PM1b_CNT_BLK_ADDRESS_SPACE_ID, // Extended Port address of Power Mgt 1b Ctrl Reg Blk
107 PM1b_CNT_BLK_BIT_WIDTH,
108 PM1b_CNT_BLK_BIT_OFFSET,
114 PM2_CNT_BLK_ADDRESS_SPACE_ID, // Extended Port address of Power Mgt 2 Ctrl Reg Blk
115 PM2_CNT_BLK_BIT_WIDTH,
116 PM2_CNT_BLK_BIT_OFFSET,
122 PM_TMR_BLK_ADDRESS_SPACE_ID, // Extended Port address of Power Mgt Timer Ctrl Reg Blk
123 PM_TMR_BLK_BIT_WIDTH,
124 PM_TMR_BLK_BIT_OFFSET,
130 GPE0_BLK_ADDRESS_SPACE_ID, // Extended Port address of General Purpose Event 0 Reg Blk
138 GPE1_BLK_ADDRESS_SPACE_ID, // Extended Port address of General Purpose Event 1 Reg Blk
153 // Reference the table being generated to prevent the optimizer from removing the
154 // data structure from the exeutable