linux/include/acpi/actbl2.h

278 lines
13 KiB
C

/******************************************************************************
*
* Name: actbl2.h - ACPI Specification Revision 2.0 Tables
*
*****************************************************************************/
/*
* Copyright (C) 2000 - 2006, R. Byron Moore
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions, and the following disclaimer,
* without modification.
* 2. Redistributions in binary form must reproduce at minimum a disclaimer
* substantially similar to the "NO WARRANTY" disclaimer below
* ("Disclaimer") and any redistribution must be conditioned upon
* including a substantially similar Disclaimer requirement for further
* binary redistribution.
* 3. Neither the names of the above-listed copyright holders nor the names
* of any contributors may be used to endorse or promote products derived
* from this software without specific prior written permission.
*
* Alternatively, this software may be distributed under the terms of the
* GNU General Public License ("GPL") version 2 as published by the Free
* Software Foundation.
*
* NO WARRANTY
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR
* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
* HOLDERS OR CONTRIBUTORS BE LIABLE FOR SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
* STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
* IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGES.
*/
#ifndef __ACTBL2_H__
#define __ACTBL2_H__
/*
* Prefered Power Management Profiles
*/
#define PM_UNSPECIFIED 0
#define PM_DESKTOP 1
#define PM_MOBILE 2
#define PM_WORKSTATION 3
#define PM_ENTERPRISE_SERVER 4
#define PM_SOHO_SERVER 5
#define PM_APPLIANCE_PC 6
/*
* ACPI Boot Arch Flags
*/
#define BAF_LEGACY_DEVICES 0x0001
#define BAF_8042_KEYBOARD_CONTROLLER 0x0002
#define FADT2_REVISION_ID 3
#define FADT2_MINUS_REVISION_ID 2
#pragma pack(1)
/*
* ACPI 2.0 Root System Description Table (RSDT)
*/
struct rsdt_descriptor_rev2 {
ACPI_TABLE_HEADER_DEF /* ACPI common table header */
u32 table_offset_entry[1]; /* Array of pointers to ACPI tables */
};
/*
* ACPI 2.0 Extended System Description Table (XSDT)
*/
struct xsdt_descriptor_rev2 {
ACPI_TABLE_HEADER_DEF /* ACPI common table header */
u64 table_offset_entry[1]; /* Array of pointers to ACPI tables */
};
/*
* ACPI 2.0 Firmware ACPI Control Structure (FACS)
*/
struct facs_descriptor_rev2 {
char signature[4]; /* ASCII table signature */
u32 length; /* Length of structure, in bytes */
u32 hardware_signature; /* Hardware configuration signature */
u32 firmware_waking_vector; /* 32-bit physical address of the Firmware Waking Vector. */
u32 global_lock; /* Global Lock used to synchronize access to shared hardware resources */
/* Flags (32 bits) */
u8 S4bios_f:1; /* 00: S4BIOS support is present */
u8:7; /* 01-07: Reserved, must be zero */
u8 reserved1[3]; /* 08-31: Reserved, must be zero */
u64 xfirmware_waking_vector; /* 64-bit physical address of the Firmware Waking Vector. */
u8 version; /* Version of this table */
u8 reserved3[31]; /* Reserved, must be zero */
};
/*
* ACPI 2.0+ Generic Address Structure (GAS)
*/
struct acpi_generic_address {
u8 address_space_id; /* Address space where struct or register exists. */
u8 register_bit_width; /* Size in bits of given register */
u8 register_bit_offset; /* Bit offset within the register */
u8 access_width; /* Minimum Access size (ACPI 3.0) */
u64 address; /* 64-bit address of struct or register */
};
#define FADT_REV2_COMMON \
u32 V1_firmware_ctrl; /* 32-bit physical address of FACS */ \
u32 V1_dsdt; /* 32-bit physical address of DSDT */ \
u8 reserved1; /* System Interrupt Model isn't used in ACPI 2.0*/ \
u8 prefer_PM_profile; /* Conveys preferred power management profile to OSPM. */ \
u16 sci_int; /* System vector of SCI interrupt */ \
u32 smi_cmd; /* Port address of SMI command port */ \
u8 acpi_enable; /* Value to write to smi_cmd to enable ACPI */ \
u8 acpi_disable; /* Value to write to smi_cmd to disable ACPI */ \
u8 S4bios_req; /* Value to write to SMI CMD to enter S4BIOS state */ \
u8 pstate_cnt; /* Processor performance state control*/ \
u32 V1_pm1a_evt_blk; /* Port address of Power Mgt 1a acpi_event Reg Blk */ \
u32 V1_pm1b_evt_blk; /* Port address of Power Mgt 1b acpi_event Reg Blk */ \
u32 V1_pm1a_cnt_blk; /* Port address of Power Mgt 1a Control Reg Blk */ \
u32 V1_pm1b_cnt_blk; /* Port address of Power Mgt 1b Control Reg Blk */ \
u32 V1_pm2_cnt_blk; /* Port address of Power Mgt 2 Control Reg Blk */ \
u32 V1_pm_tmr_blk; /* Port address of Power Mgt Timer Ctrl Reg Blk */ \
u32 V1_gpe0_blk; /* Port addr of General Purpose acpi_event 0 Reg Blk */ \
u32 V1_gpe1_blk; /* Port addr of General Purpose acpi_event 1 Reg Blk */ \
u8 pm1_evt_len; /* Byte length of ports at pm1_x_evt_blk */ \
u8 pm1_cnt_len; /* Byte length of ports at pm1_x_cnt_blk */ \
u8 pm2_cnt_len; /* Byte Length of ports at pm2_cnt_blk */ \
u8 pm_tm_len; /* Byte Length of ports at pm_tm_blk */ \
u8 gpe0_blk_len; /* Byte Length of ports at gpe0_blk */ \
u8 gpe1_blk_len; /* Byte Length of ports at gpe1_blk */ \
u8 gpe1_base; /* Offset in gpe model where gpe1 events start */ \
u8 cst_cnt; /* Support for the _CST object and C States change notification.*/ \
u16 plvl2_lat; /* Worst case HW latency to enter/exit C2 state */ \
u16 plvl3_lat; /* Worst case HW latency to enter/exit C3 state */ \
u16 flush_size; /* Number of flush strides that need to be read */ \
u16 flush_stride; /* Processor's memory cache line width, in bytes */ \
u8 duty_offset; /* Processor's duty cycle index in processor's P_CNT reg*/ \
u8 duty_width; /* Processor's duty cycle value bit width in P_CNT register.*/ \
u8 day_alrm; /* Index to day-of-month alarm in RTC CMOS RAM */ \
u8 mon_alrm; /* Index to month-of-year alarm in RTC CMOS RAM */ \
u8 century; /* Index to century in RTC CMOS RAM */ \
u16 iapc_boot_arch; /* IA-PC Boot Architecture Flags. See Table 5-10 for description*/
/*
* ACPI 2.0+ Fixed ACPI Description Table (FADT)
*/
struct fadt_descriptor_rev2 {
ACPI_TABLE_HEADER_DEF /* ACPI common table header */
FADT_REV2_COMMON u8 reserved2; /* Reserved, must be zero */
/* Flags (32 bits) */
u8 wb_invd:1; /* 00: The wbinvd instruction works properly */
u8 wb_invd_flush:1; /* 01: The wbinvd flushes but does not invalidate */
u8 proc_c1:1; /* 02: All processors support C1 state */
u8 plvl2_up:1; /* 03: C2 state works on MP system */
u8 pwr_button:1; /* 04: Power button is handled as a generic feature */
u8 sleep_button:1; /* 05: Sleep button is handled as a generic feature, or not present */
u8 fixed_rTC:1; /* 06: RTC wakeup stat not in fixed register space */
u8 rtcs4:1; /* 07: RTC wakeup stat not possible from S4 */
u8 tmr_val_ext:1; /* 08: tmr_val is 32 bits 0=24-bits */
u8 dock_cap:1; /* 09: Docking supported */
u8 reset_reg_sup:1; /* 10: System reset via the FADT RESET_REG supported */
u8 sealed_case:1; /* 11: No internal expansion capabilities and case is sealed */
u8 headless:1; /* 12: No local video capabilities or local input devices */
u8 cpu_sw_sleep:1; /* 13: Must execute native instruction after writing SLP_TYPx register */
u8 pci_exp_wak:1; /* 14: System supports PCIEXP_WAKE (STS/EN) bits (ACPI 3.0) */
u8 use_platform_clock:1; /* 15: OSPM should use platform-provided timer (ACPI 3.0) */
u8 S4rtc_sts_valid:1; /* 16: Contents of RTC_STS valid after S4 wake (ACPI 3.0) */
u8 remote_power_on_capable:1; /* 17: System is compatible with remote power on (ACPI 3.0) */
u8 force_apic_cluster_model:1; /* 18: All local APICs must use cluster model (ACPI 3.0) */
u8 force_apic_physical_destination_mode:1; /* 19: all local x_aPICs must use physical dest mode (ACPI 3.0) */
u8:4; /* 20-23: Reserved, must be zero */
u8 reserved3; /* 24-31: Reserved, must be zero */
struct acpi_generic_address reset_register; /* Reset register address in GAS format */
u8 reset_value; /* Value to write to the reset_register port to reset the system */
u8 reserved4[3]; /* These three bytes must be zero */
u64 xfirmware_ctrl; /* 64-bit physical address of FACS */
u64 Xdsdt; /* 64-bit physical address of DSDT */
struct acpi_generic_address xpm1a_evt_blk; /* Extended Power Mgt 1a acpi_event Reg Blk address */
struct acpi_generic_address xpm1b_evt_blk; /* Extended Power Mgt 1b acpi_event Reg Blk address */
struct acpi_generic_address xpm1a_cnt_blk; /* Extended Power Mgt 1a Control Reg Blk address */
struct acpi_generic_address xpm1b_cnt_blk; /* Extended Power Mgt 1b Control Reg Blk address */
struct acpi_generic_address xpm2_cnt_blk; /* Extended Power Mgt 2 Control Reg Blk address */
struct acpi_generic_address xpm_tmr_blk; /* Extended Power Mgt Timer Ctrl Reg Blk address */
struct acpi_generic_address xgpe0_blk; /* Extended General Purpose acpi_event 0 Reg Blk address */
struct acpi_generic_address xgpe1_blk; /* Extended General Purpose acpi_event 1 Reg Blk address */
};
/* "Down-revved" ACPI 2.0 FADT descriptor */
struct fadt_descriptor_rev2_minus {
ACPI_TABLE_HEADER_DEF /* ACPI common table header */
FADT_REV2_COMMON u8 reserved2; /* Reserved, must be zero */
u32 flags;
struct acpi_generic_address reset_register; /* Reset register address in GAS format */
u8 reset_value; /* Value to write to the reset_register port to reset the system. */
u8 reserved7[3]; /* Reserved, must be zero */
};
/* ECDT - Embedded Controller Boot Resources Table */
struct ec_boot_resources {
ACPI_TABLE_HEADER_DEF struct acpi_generic_address ec_control; /* Address of EC command/status register */
struct acpi_generic_address ec_data; /* Address of EC data register */
u32 uid; /* Unique ID - must be same as the EC _UID method */
u8 gpe_bit; /* The GPE for the EC */
u8 ec_id[1]; /* Full namepath of the EC in the ACPI namespace */
};
/* SRAT - System Resource Affinity Table */
struct static_resource_alloc {
u8 type;
u8 length;
u8 proximity_domain_lo;
u8 apic_id;
/* Flags (32 bits) */
u8 enabled:1; /* 00: Use affinity structure */
u8:7; /* 01-07: Reserved, must be zero */
u8 reserved3[3]; /* 08-31: Reserved, must be zero */
u8 local_sapic_eid;
u8 proximity_domain_hi[3];
u32 reserved4; /* Reserved, must be zero */
};
struct memory_affinity {
u8 type;
u8 length;
u32 proximity_domain;
u16 reserved3;
u64 base_address;
u64 address_length;
u32 reserved4;
/* Flags (32 bits) */
u8 enabled:1; /* 00: Use affinity structure */
u8 hot_pluggable:1; /* 01: Memory region is hot pluggable */
u8 non_volatile:1; /* 02: Memory is non-volatile */
u8:5; /* 03-07: Reserved, must be zero */
u8 reserved5[3]; /* 08-31: Reserved, must be zero */
u64 reserved6; /* Reserved, must be zero */
};
struct system_resource_affinity {
ACPI_TABLE_HEADER_DEF u32 reserved1; /* Must be value '1' */
u64 reserved2; /* Reserved, must be zero */
};
/* SLIT - System Locality Distance Information Table */
struct system_locality_info {
ACPI_TABLE_HEADER_DEF u64 locality_count;
u8 entry[1][1];
};
#pragma pack()
#endif /* __ACTBL2_H__ */