acpi_drivers.h

Go to the documentation of this file.

/*
 *  acpi_drivers.h  ($Revision: 32 $)
 *
 *  Copyright (C) 2001, 2002 Andy Grover <andrew.grover@intel.com>
 *  Copyright (C) 2001, 2002 Paul Diefenbaugh <paul.s.diefenbaugh@intel.com>
 *
 * ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
 *
 *  This program is free software; you can redistribute it and/or modify
 *  it under the terms of the GNU General Public License as published by
 *  the Free Software Foundation; either version 2 of the License, or (at
 *  your option) any later version.
 *
 *  This program is distributed in the hope that it will be useful, but
 *  WITHOUT ANY WARRANTY; without even the implied warranty of
 *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 *  General Public License for more details.
 *
 *  You should have received a copy of the GNU General Public License along
 *  with this program; if not, write to the Free Software Foundation, Inc.,
 *  59 Temple Place, Suite 330, Boston, MA 02111-1307 USA.
 *
 * ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
 */

#ifndef __ACPI_DRIVERS_H__
#define __ACPI_DRIVERS_H__

#define ACPI_MAX_STRING         80


/* --------------------------------------------------------------------------
                                    ACPI Bus
   -------------------------------------------------------------------------- */

#define ACPI_BUS_COMPONENT      0x00010000
#define ACPI_BUS_CLASS          "system_bus"
#define ACPI_BUS_HID            "ACPI_BUS"
#define ACPI_BUS_DRIVER_NAME        "ACPI Bus Driver"
#define ACPI_BUS_DEVICE_NAME        "System Bus"


/* --------------------------------------------------------------------------
                                  AC Adapter
   -------------------------------------------------------------------------- */

#define ACPI_AC_COMPONENT       0x00020000
#define ACPI_AC_CLASS           "ac_adapter"
#define ACPI_AC_HID             "ACPI0003"
#define ACPI_AC_DRIVER_NAME     "ACPI AC Adapter Driver"
#define ACPI_AC_DEVICE_NAME     "AC Adapter"
#define ACPI_AC_FILE_STATE      "state"
#define ACPI_AC_NOTIFY_STATUS       0x80
#define ACPI_AC_STATUS_OFFLINE      0x00
#define ACPI_AC_STATUS_ONLINE       0x01
#define ACPI_AC_STATUS_UNKNOWN      0xFF


/* --------------------------------------------------------------------------
                                     Battery
   -------------------------------------------------------------------------- */

#define ACPI_BATTERY_COMPONENT      0x00040000
#define ACPI_BATTERY_CLASS      "battery"
#define ACPI_BATTERY_HID        "PNP0C0A"
#define ACPI_BATTERY_DRIVER_NAME    "ACPI Battery Driver"
#define ACPI_BATTERY_DEVICE_NAME    "Battery"
#define ACPI_BATTERY_FILE_INFO      "info"
#define ACPI_BATTERY_FILE_STATUS    "state"
#define ACPI_BATTERY_FILE_ALARM     "alarm"
#define ACPI_BATTERY_NOTIFY_STATUS  0x80
#define ACPI_BATTERY_NOTIFY_INFO    0x81
#define ACPI_BATTERY_UNITS_WATTS    "mW"
#define ACPI_BATTERY_UNITS_AMPS     "mA"


/* --------------------------------------------------------------------------
                                      Button
   -------------------------------------------------------------------------- */

#define ACPI_BUTTON_COMPONENT       0x00080000
#define ACPI_BUTTON_DRIVER_NAME     "ACPI Button Driver"
#define ACPI_BUTTON_CLASS       "button"
#define ACPI_BUTTON_FILE_INFO       "info"
#define ACPI_BUTTON_FILE_STATE      "state"
#define ACPI_BUTTON_TYPE_UNKNOWN    0x00
#define ACPI_BUTTON_NOTIFY_STATUS   0x80

#define ACPI_BUTTON_SUBCLASS_POWER  "power"
#define ACPI_BUTTON_HID_POWER       "PNP0C0C"
#define ACPI_BUTTON_HID_POWERF      "ACPI_FPB"
#define ACPI_BUTTON_DEVICE_NAME_POWER   "Power Button (CM)"
#define ACPI_BUTTON_DEVICE_NAME_POWERF  "Power Button (FF)"
#define ACPI_BUTTON_TYPE_POWER      0x01
#define ACPI_BUTTON_TYPE_POWERF     0x02

#define ACPI_BUTTON_SUBCLASS_SLEEP  "sleep"
#define ACPI_BUTTON_HID_SLEEP       "PNP0C0E"
#define ACPI_BUTTON_HID_SLEEPF      "ACPI_FSB"
#define ACPI_BUTTON_DEVICE_NAME_SLEEP   "Sleep Button (CM)"
#define ACPI_BUTTON_DEVICE_NAME_SLEEPF  "Sleep Button (FF)"
#define ACPI_BUTTON_TYPE_SLEEP      0x03
#define ACPI_BUTTON_TYPE_SLEEPF     0x04

#define ACPI_BUTTON_SUBCLASS_LID    "lid"
#define ACPI_BUTTON_HID_LID     "PNP0C0D"
#define ACPI_BUTTON_DEVICE_NAME_LID "Lid Switch"
#define ACPI_BUTTON_TYPE_LID        0x05

int acpi_button_init (void);
void acpi_button_exit (void);

/* --------------------------------------------------------------------------
                                Embedded Controller
   -------------------------------------------------------------------------- */

#define ACPI_EC_COMPONENT       0x00100000
#define ACPI_EC_CLASS           "embedded_controller"
#define ACPI_EC_HID         "PNP0C09"
#define ACPI_EC_DRIVER_NAME     "ACPI Embedded Controller Driver"
#define ACPI_EC_DEVICE_NAME     "Embedded Controller"
#define ACPI_EC_FILE_INFO       "info"

#ifdef CONFIG_ACPI_EC

int acpi_ec_ecdt_probe (void);
int acpi_ec_init (void);
void acpi_ec_exit (void);

#endif


/* --------------------------------------------------------------------------
                                       Fan
   -------------------------------------------------------------------------- */

#define ACPI_FAN_COMPONENT      0x00200000
#define ACPI_FAN_CLASS          "fan"
#define ACPI_FAN_HID            "PNP0C0B"
#define ACPI_FAN_DRIVER_NAME        "ACPI Fan Driver"
#define ACPI_FAN_DEVICE_NAME        "Fan"
#define ACPI_FAN_FILE_STATE     "state"
#define ACPI_FAN_NOTIFY_STATUS      0x80


/* --------------------------------------------------------------------------
                                       PCI
   -------------------------------------------------------------------------- */

#ifdef CONFIG_ACPI_PCI

#define ACPI_PCI_COMPONENT      0x00400000

/* ACPI PCI Root Bridge (pci_root.c) */

#define ACPI_PCI_ROOT_CLASS     "pci_bridge"
#define ACPI_PCI_ROOT_HID       "PNP0A03"
#define ACPI_PCI_ROOT_DRIVER_NAME   "ACPI PCI Root Bridge Driver"
#define ACPI_PCI_ROOT_DEVICE_NAME   "PCI Root Bridge"

int acpi_pci_root_init (void);
void acpi_pci_root_exit (void);

/* ACPI PCI Interrupt Link (pci_link.c) */

#define ACPI_PCI_LINK_CLASS     "pci_irq_routing"
#define ACPI_PCI_LINK_HID       "PNP0C0F"
#define ACPI_PCI_LINK_DRIVER_NAME   "ACPI PCI Interrupt Link Driver"
#define ACPI_PCI_LINK_DEVICE_NAME   "PCI Interrupt Link"
#define ACPI_PCI_LINK_FILE_INFO     "info"
#define ACPI_PCI_LINK_FILE_STATUS   "state"

int acpi_pci_link_check (void);
int acpi_pci_link_get_irq (ACPI_HANDLE handle, int index, int* edge_level, int* active_high_low);
int acpi_pci_link_init (void);
void acpi_pci_link_exit (void);

/* ACPI PCI Interrupt Routing (pci_irq.c) */

int acpi_pci_irq_add_prt (ACPI_HANDLE handle, int segment, int bus);

/* ACPI PCI Device Binding (pci_bind.c) */

struct pci_bus;

int acpi_pci_bind (struct acpi_device *device);
int acpi_pci_bind_root (struct acpi_device *device, struct acpi_pci_id *id, struct pci_bus *bus);

#endif /*CONFIG_ACPI_PCI*/


/* --------------------------------------------------------------------------
                                  Power Resource
   -------------------------------------------------------------------------- */

#define ACPI_POWER_COMPONENT        0x00800000
#define ACPI_POWER_CLASS        "power_resource"
#define ACPI_POWER_HID          "ACPI_PWR"
#define ACPI_POWER_DRIVER_NAME      "ACPI Power Resource Driver"
#define ACPI_POWER_DEVICE_NAME      "Power Resource"
#define ACPI_POWER_FILE_INFO        "info"
#define ACPI_POWER_FILE_STATUS      "state"
#define ACPI_POWER_RESOURCE_STATE_OFF   0x00
#define ACPI_POWER_RESOURCE_STATE_ON    0x01
#define ACPI_POWER_RESOURCE_STATE_UNKNOWN 0xFF



int acpi_power_get_inferred_state (struct acpi_device *device);
int acpi_power_transition (struct acpi_device *device, int state);
int acpi_power_init (void);
void acpi_power_exit (void);


/* --------------------------------------------------------------------------
                                    Processor
   -------------------------------------------------------------------------- */

#define ACPI_PROCESSOR_COMPONENT    0x01000000
#define ACPI_PROCESSOR_CLASS        "processor"
#define ACPI_PROCESSOR_HID      "Processor"
#define ACPI_PROCESSOR_DRIVER_NAME  "ACPI Processor Driver"
#define ACPI_PROCESSOR_DEVICE_NAME  "Processor"
#define ACPI_PROCESSOR_FILE_INFO    "info"
#define ACPI_PROCESSOR_FILE_POWER   "power"
#define ACPI_PROCESSOR_FILE_PERFORMANCE "performance"
#define ACPI_PROCESSOR_FILE_THROTTLING  "throttling"
#define ACPI_PROCESSOR_FILE_LIMIT   "limit"
#define ACPI_PROCESSOR_NOTIFY_PERFORMANCE 0x80
#define ACPI_PROCESSOR_NOTIFY_POWER 0x81
#define ACPI_PROCESSOR_LIMIT_NONE   0x00
#define ACPI_PROCESSOR_LIMIT_INCREMENT  0x01
#define ACPI_PROCESSOR_LIMIT_DECREMENT  0x02

int acpi_processor_set_thermal_limit(ACPI_HANDLE handle, int type);


/* --------------------------------------------------------------------------
                                     System
   -------------------------------------------------------------------------- */

#define ACPI_SYSTEM_COMPONENT       0x02000000
#define ACPI_SYSTEM_CLASS       "system"
#define ACPI_SYSTEM_HID         "ACPI_SYS"
#define ACPI_SYSTEM_DRIVER_NAME     "ACPI System Driver"
#define ACPI_SYSTEM_DEVICE_NAME     "System"
#define ACPI_SYSTEM_FILE_INFO       "info"
#define ACPI_SYSTEM_FILE_EVENT      "event"
#define ACPI_SYSTEM_FILE_ALARM      "alarm"
#define ACPI_SYSTEM_FILE_DSDT       "dsdt"
#define ACPI_SYSTEM_FILE_FADT       "fadt"
#define ACPI_SYSTEM_FILE_SLEEP      "sleep"
#define ACPI_SYSTEM_FILE_DEBUG_LAYER    "debug_layer"
#define ACPI_SYSTEM_FILE_DEBUG_LEVEL    "debug_level"

int acpi_system_init (void);
void acpi_system_exit (void);


/* --------------------------------------------------------------------------
                                 Thermal Zone
   -------------------------------------------------------------------------- */

#define ACPI_THERMAL_COMPONENT      0x04000000
#define ACPI_THERMAL_CLASS      "thermal_zone"
#define ACPI_THERMAL_HID        "ThermalZone"
#define ACPI_THERMAL_DRIVER_NAME    "ACPI Thermal Zone Driver"
#define ACPI_THERMAL_DEVICE_NAME    "Thermal Zone"
#define ACPI_THERMAL_FILE_STATE     "state"
#define ACPI_THERMAL_FILE_TEMPERATURE   "temperature"
#define ACPI_THERMAL_FILE_TRIP_POINTS   "trip_points"
#define ACPI_THERMAL_FILE_COOLING_MODE  "cooling_mode"
#define ACPI_THERMAL_FILE_POLLING_FREQ  "polling_frequency"
#define ACPI_THERMAL_NOTIFY_TEMPERATURE 0x80
#define ACPI_THERMAL_NOTIFY_THRESHOLDS  0x81
#define ACPI_THERMAL_NOTIFY_DEVICES 0x82
#define ACPI_THERMAL_NOTIFY_CRITICAL    0xF0
#define ACPI_THERMAL_NOTIFY_HOT     0xF1
#define ACPI_THERMAL_MODE_ACTIVE    0x00
#define ACPI_THERMAL_MODE_PASSIVE   0x01
#define ACPI_THERMAL_PATH_POWEROFF  "/sbin/poweroff"

/* Motherboard devices */
int acpi_motherboard_init(void);
/* --------------------------------------------------------------------------
                                Debug Support
   -------------------------------------------------------------------------- */

#define ACPI_DEBUG_RESTORE  0
#define ACPI_DEBUG_LOW      1
#define ACPI_DEBUG_MEDIUM   2
#define ACPI_DEBUG_HIGH     3
#define ACPI_DEBUG_DRIVERS  4

extern UINT32 acpi_dbg_level;
extern UINT32 acpi_dbg_layer;

static inline void
acpi_set_debug (
    UINT32          flag)
{
    static UINT32       layer_save;
    static UINT32       level_save;

    switch (flag) {
    case ACPI_DEBUG_RESTORE:
        acpi_dbg_layer = layer_save;
        acpi_dbg_level = level_save;
        break;
    case ACPI_DEBUG_LOW:
    case ACPI_DEBUG_MEDIUM:
    case ACPI_DEBUG_HIGH:
    case ACPI_DEBUG_DRIVERS:
        layer_save = acpi_dbg_layer;
        level_save = acpi_dbg_level;
        break;
    }

    switch (flag) {
    case ACPI_DEBUG_LOW:
        acpi_dbg_layer = ACPI_COMPONENT_DEFAULT | ACPI_ALL_DRIVERS;
        acpi_dbg_level = ACPI_DEBUG_DEFAULT;
        break;
    case ACPI_DEBUG_MEDIUM:
        acpi_dbg_layer = ACPI_COMPONENT_DEFAULT | ACPI_ALL_DRIVERS;
        acpi_dbg_level = ACPI_LV_FUNCTIONS | ACPI_LV_ALL_EXCEPTIONS;
        break;
    case ACPI_DEBUG_HIGH:
        acpi_dbg_layer = 0xFFFFFFFF;
        acpi_dbg_level = 0xFFFFFFFF;
        break;
    case ACPI_DEBUG_DRIVERS:
        acpi_dbg_layer = ACPI_ALL_DRIVERS;
        acpi_dbg_level = 0xFFFFFFFF;
        break;
    }
}


#endif /*__ACPI_DRIVERS_H__*/