include/acpi/actbl2.h

   1 /******************************************************************************
   2  *
   3  * Name: actbl2.h - ACPI Specification Revision 2.0 Tables
   4  *
   5  *****************************************************************************/
   6
   7 /*
   8  * Copyright (C) 2000 - 2004, R. Byron Moore
   9  * All rights reserved.
  10  *
  11  * Redistribution and use in source and binary forms, with or without
  12  * modification, are permitted provided that the following conditions
  13  * are met:
  14  * 1. Redistributions of source code must retain the above copyright
  15  *    notice, this list of conditions, and the following disclaimer,
  16  *    without modification.
  17  * 2. Redistributions in binary form must reproduce at minimum a disclaimer
  18  *    substantially similar to the "NO WARRANTY" disclaimer below
  19  *    ("Disclaimer") and any redistribution must be conditioned upon
  20  *    including a substantially similar Disclaimer requirement for further
  21  *    binary redistribution.
  22  * 3. Neither the names of the above-listed copyright holders nor the names
  23  *    of any contributors may be used to endorse or promote products derived
  24  *    from this software without specific prior written permission.
  25  *
  26  * Alternatively, this software may be distributed under the terms of the
  27  * GNU General Public License ("GPL") version 2 as published by the Free
  28  * Software Foundation.
  29  *
  30  * NO WARRANTY
  31  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
  32  * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
  33  * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR
  34  * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
  35  * HOLDERS OR CONTRIBUTORS BE LIABLE FOR SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  36  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
  37  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  38  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
  39  * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
  40  * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
  41  * POSSIBILITY OF SUCH DAMAGES.
  42  */
  43
  44 #ifndef __ACTBL2_H__
  45 #define __ACTBL2_H__
  46
  47 /*
  48  * Prefered Power Management Profiles
  49  */
  50 #define PM_UNSPECIFIED                  0
  51 #define PM_DESKTOP                      1
  52 #define PM_MOBILE                       2
  53 #define PM_WORKSTATION                  3
  54 #define PM_ENTERPRISE_SERVER            4
  55 #define PM_SOHO_SERVER                  5
  56 #define PM_APPLIANCE_PC                 6
  57
  58 /*
  59  * ACPI Boot Arch Flags
  60  */
  61 #define BAF_LEGACY_DEVICES              0x0001
  62 #define BAF_8042_KEYBOARD_CONTROLLER    0x0002
  63
  64 #define FADT2_REVISION_ID               3
  65
  66
  67 #pragma pack(1)
  68
  69 /*
  70  * ACPI 2.0 Root System Description Table (RSDT)
  71  */
  72 struct rsdt_descriptor_rev2
  73 {
  74         ACPI_TABLE_HEADER_DEF                           /* ACPI common table header */
  75         u32                             table_offset_entry [1]; /* Array of pointers to  */
  76                          /* ACPI table headers */
  77 };
  78
  79
  80 /*
  81  * ACPI 2.0 Extended System Description Table (XSDT)
  82  */
  83 struct xsdt_descriptor_rev2
  84 {
  85         ACPI_TABLE_HEADER_DEF                           /* ACPI common table header */
  86         u64                             table_offset_entry [1]; /* Array of pointers to  */
  87                          /* ACPI table headers */
  88 };
  89
  90
  91 /*
  92  * ACPI 2.0 Firmware ACPI Control Structure (FACS)
  93  */
  94 struct facs_descriptor_rev2
  95 {
  96         char                            signature[4];           /* ACPI signature */
  97         u32                             length;                 /* Length of structure, in bytes */
  98         u32                             hardware_signature;     /* Hardware configuration signature */
  99         u32                             firmware_waking_vector; /* 32bit physical address of the Firmware Waking Vector. */
 100         u32                             global_lock;            /* Global Lock used to synchronize access to shared hardware resources */
 101         u32                             S4bios_f        : 1;    /* S4Bios_f - Indicates if S4BIOS support is present */
 102         u32                             reserved1       : 31;   /* Must be 0 */
 103         u64                             xfirmware_waking_vector; /* 64bit physical address of the Firmware Waking Vector. */
 104         u8                              version;                /* Version of this table */
 105         u8                              reserved3 [31];         /* Reserved - must be zero */
 106 };
 107
 108
 109 /*
 110  * ACPI 2.0 Generic Address Structure (GAS)
 111  */
 112 struct acpi_generic_address
 113 {
 114         u8                              address_space_id;       /* Address space where struct or register exists. */
 115         u8                              register_bit_width;     /* Size in bits of given register */
 116         u8                              register_bit_offset;    /* Bit offset within the register */
 117         u8                              reserved;               /* Must be 0 */
 118         u64                             address;                /* 64-bit address of struct or register */
 119 };
 120
 121
 122 /*
 123  * ACPI 2.0 Fixed ACPI Description Table (FADT)
 124  */
 125 struct fadt_descriptor_rev2
 126 {
 127         ACPI_TABLE_HEADER_DEF                       /* ACPI common table header */
 128         u32                             V1_firmware_ctrl;   /* 32-bit physical address of FACS */
 129         u32                             V1_dsdt;            /* 32-bit physical address of DSDT */
 130         u8                              reserved1;          /* System Interrupt Model isn't used in ACPI 2.0*/
 131         u8                              prefer_PM_profile;  /* Conveys preferred power management profile to OSPM. */
 132         u16                             sci_int;            /* System vector of SCI interrupt */
 133         u32                             smi_cmd;            /* Port address of SMI command port */
 134         u8                              acpi_enable;        /* Value to write to smi_cmd to enable ACPI */
 135         u8                              acpi_disable;       /* Value to write to smi_cmd to disable ACPI */
 136         u8                              S4bios_req;         /* Value to write to SMI CMD to enter S4BIOS state */
 137         u8                              pstate_cnt;         /* Processor performance state control*/
 138         u32                             V1_pm1a_evt_blk;    /* Port address of Power Mgt 1a acpi_event Reg Blk */
 139         u32                             V1_pm1b_evt_blk;    /* Port address of Power Mgt 1b acpi_event Reg Blk */
 140         u32                             V1_pm1a_cnt_blk;    /* Port address of Power Mgt 1a Control Reg Blk */
 141         u32                             V1_pm1b_cnt_blk;    /* Port address of Power Mgt 1b Control Reg Blk */
 142         u32                             V1_pm2_cnt_blk;     /* Port address of Power Mgt 2 Control Reg Blk */
 143         u32                             V1_pm_tmr_blk;      /* Port address of Power Mgt Timer Ctrl Reg Blk */
 144         u32                             V1_gpe0_blk;        /* Port addr of General Purpose acpi_event 0 Reg Blk */
 145         u32                             V1_gpe1_blk;        /* Port addr of General Purpose acpi_event 1 Reg Blk */
 146         u8                              pm1_evt_len;        /* Byte length of ports at pm1_x_evt_blk */
 147         u8                              pm1_cnt_len;        /* Byte length of ports at pm1_x_cnt_blk */
 148         u8                              pm2_cnt_len;        /* Byte Length of ports at pm2_cnt_blk */
 149         u8                              pm_tm_len;          /* Byte Length of ports at pm_tm_blk */
 150         u8                              gpe0_blk_len;       /* Byte Length of ports at gpe0_blk */
 151         u8                              gpe1_blk_len;       /* Byte Length of ports at gpe1_blk */
 152         u8                              gpe1_base;          /* Offset in gpe model where gpe1 events start */
 153         u8                              cst_cnt;            /* Support for the _CST object and C States change notification.*/
 154         u16                             plvl2_lat;          /* Worst case HW latency to enter/exit C2 state */
 155         u16                             plvl3_lat;          /* Worst case HW latency to enter/exit C3 state */
 156         u16                             flush_size;         /* Number of flush strides that need to be read */
 157         u16                             flush_stride;       /* Processor's memory cache line width, in bytes */
 158         u8                              duty_offset;        /* Processor's duty cycle index in processor's P_CNT reg*/
 159         u8                              duty_width;         /* Processor's duty cycle value bit width in P_CNT register.*/
 160         u8                              day_alrm;           /* Index to day-of-month alarm in RTC CMOS RAM */
 161         u8                              mon_alrm;           /* Index to month-of-year alarm in RTC CMOS RAM */
 162         u8                              century;            /* Index to century in RTC CMOS RAM */
 163         u16                             iapc_boot_arch;     /* IA-PC Boot Architecture Flags. See Table 5-10 for description*/
 164         u8                              reserved2;          /* Reserved */
 165         u32                             wb_invd     : 1;    /* The wbinvd instruction works properly */
 166         u32                             wb_invd_flush : 1;  /* The wbinvd flushes but does not invalidate */
 167         u32                             proc_c1     : 1;    /* All processors support C1 state */
 168         u32                             plvl2_up    : 1;    /* C2 state works on MP system */
 169         u32                             pwr_button  : 1;    /* Power button is handled as a generic feature */
 170         u32                             sleep_button : 1;   /* Sleep button is handled as a generic feature, or not present */
 171         u32                             fixed_rTC   : 1;    /* RTC wakeup stat not in fixed register space */
 172         u32                             rtcs4       : 1;    /* RTC wakeup stat not possible from S4 */
 173         u32                             tmr_val_ext : 1;    /* Indicates tmr_val is 32 bits 0=24-bits*/
 174         u32                             dock_cap    : 1;    /* Supports Docking */
 175         u32                             reset_reg_sup : 1;  /* Indicates system supports system reset via the FADT RESET_REG*/
 176         u32                             sealed_case : 1;    /* Indicates system has no internal expansion capabilities and case is sealed. */
 177         u32                             headless    : 1;    /* Indicates system does not have local video capabilities or local input devices.*/
 178         u32                             cpu_sw_sleep : 1;   /* Indicates to OSPM that a processor native instruction */
 179                            /* Must be executed after writing the SLP_TYPx register. */
 180         u32                             reserved6   : 18;   /* Reserved - must be zero */
 181
 182         struct acpi_generic_address     reset_register;     /* Reset register address in GAS format */
 183         u8                              reset_value;        /* Value to write to the reset_register port to reset the system. */
 184         u8                              reserved7[3];       /* These three bytes must be zero */
 185         u64                             xfirmware_ctrl;     /* 64-bit physical address of FACS */
 186         u64                             Xdsdt;              /* 64-bit physical address of DSDT */
 187         struct acpi_generic_address     xpm1a_evt_blk;      /* Extended Power Mgt 1a acpi_event Reg Blk address */
 188         struct acpi_generic_address     xpm1b_evt_blk;      /* Extended Power Mgt 1b acpi_event Reg Blk address */
 189         struct acpi_generic_address     xpm1a_cnt_blk;      /* Extended Power Mgt 1a Control Reg Blk address */
 190         struct acpi_generic_address     xpm1b_cnt_blk;      /* Extended Power Mgt 1b Control Reg Blk address */
 191         struct acpi_generic_address     xpm2_cnt_blk;       /* Extended Power Mgt 2 Control Reg Blk address */
 192         struct acpi_generic_address     xpm_tmr_blk;        /* Extended Power Mgt Timer Ctrl Reg Blk address */
 193         struct acpi_generic_address     xgpe0_blk;          /* Extended General Purpose acpi_event 0 Reg Blk address */
 194         struct acpi_generic_address     xgpe1_blk;          /* Extended General Purpose acpi_event 1 Reg Blk address */
 195 };
 196
 197
 198 /* Embedded Controller */
 199
 200 struct ec_boot_resources
 201 {
 202         ACPI_TABLE_HEADER_DEF
 203         struct acpi_generic_address     ec_control;         /* Address of EC command/status register */
 204         struct acpi_generic_address     ec_data;            /* Address of EC data register */
 205         u32                             uid;                /* Unique ID - must be same as the EC _UID method */
 206         u8                              gpe_bit;            /* The GPE for the EC */
 207         u8                              ec_id[1];           /* Full namepath of the EC in the ACPI namespace */
 208 };
 209
 210
 211 #pragma pack()
 212
 213 #endif /* __ACTBL2_H__ */
 214