898 lines
20 KiB
C
898 lines
20 KiB
C
/*++
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Copyright (c) 1998 Microsoft Corporation
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Module Name:
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smbbattp.h
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Abstract:
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Smart Battery Class Driver Header File
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Author:
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Ken Reneris
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Environment:
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Notes:
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Revision History:
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--*/
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#ifndef FAR
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#define FAR
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#endif
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#include <ntddk.h>
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#include <wmilib.h>
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#include <batclass.h>
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#include <acpiioct.h>
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#include <smbus.h>
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//
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// Debugging
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//
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#define DEBUG DBG
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#if DEBUG
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extern ULONG SMBBattDebug;
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#define BattPrint(l,m) if(l & SMBBattDebug) DbgPrint m
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#else
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#define BattPrint(l,m)
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#endif
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#define BAT_TRACE 0x00000400
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#define BAT_STATE 0x00000200
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#define BAT_IRPS 0x00000100
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#define BAT_IO 0x00000040
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#define BAT_DATA 0x00000020
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#define BAT_ALARM 0x00000010
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#define BAT_NOTE 0x00000008
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#define BAT_WARN 0x00000004
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#define BAT_ERROR 0x00000002
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#define BAT_BIOS_ERROR 0x00000001
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//
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// Driver supports the following class driver version
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//
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#define SMB_BATTERY_MAJOR_VERSION 0x0001
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#define SMB_BATTERY_MINOR_VERSION 0x0000
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//
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// Smart battery device driver tag for memory allocations: "BatS"
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//
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#define SMB_BATTERY_TAG 'StaB'
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//
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// Globals
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//
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extern UNICODE_STRING GlobalRegistryPath;
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//
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// Remove Lock parameters for checked builds
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//
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#define REMOVE_LOCK_MAX_LOCKED_MINUTES 1
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#define REMOVE_LOCK_HIGH_WATER_MARK 64
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//
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// Driver Device Names (FDO)
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//
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#define BatterySubsystemName L"\\Device\\SmartBatterySubsystem"
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#define SmbBattDeviceName L"\\Device\\SmartBattery"
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//
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// Query ID Names
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//
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#define SubSystemIdentifier L"SMBUS\\SMBBATT"
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#define BatteryInstance L"Battery"
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#define HidSmartBattery L"SMBBATT\\SMART_BATTERY"
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//
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// Structure for input from private Ioctls to read from devices on smbus
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//
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typedef struct {
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UCHAR Address;
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UCHAR Command;
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union {
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USHORT Block [2];
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ULONG Ulong;
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} Data;
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} SMBBATT_DATA_STRUCT, *PSMBBATT_DATA_STRUCT;
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typedef union {
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USHORT Block [2];
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ULONG Ulong;
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} _SMBBATT_DATA_STRUCT_UNION;
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#define SMBBATT_DATA_STRUCT_SIZE sizeof (SMBBATT_DATA_STRUCT) - sizeof (_SMBBATT_DATA_STRUCT_UNION)
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//
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// Private Ioctls for test engines
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//
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#define IOCTL_SMBBATT_DATA \
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CTL_CODE(FILE_DEVICE_BATTERY, 0x100, METHOD_BUFFERED, FILE_READ_ACCESS | FILE_WRITE_ACCESS)
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//
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// Definitions for the selector state lookup table
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//
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typedef struct {
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UCHAR BatteryIndex;
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BOOLEAN ReverseLogic;
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} SELECTOR_STATE_LOOKUP;
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extern const SELECTOR_STATE_LOOKUP SelectorBits [];
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extern const SELECTOR_STATE_LOOKUP SelectorBits4 [];
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//
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// Definitions for control method names neede by the smart battery
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//
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#define SMBATT_SBS_METHOD (ULONG) ('SBS_') // control method "_SBS"
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#define SMBATT_GLK_METHOD (ULONG) ('KLG_') // control method "_GLK"
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//
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// Definitions for some string lengths
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//
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#define MAX_DEVICE_NAME_LENGTH 100
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#define MAX_CHEMISTRY_LENGTH 4
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//
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// Maximum number of smart batteries supported by this driver
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//
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#define MAX_SMART_BATTERIES_SUPPORTED 4
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//
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// Types for the FDOs hnadled by this driver:
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// Smart battery subsystem FDO
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// Smart Battery FDO
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// Smart battery PDO
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//
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typedef enum {
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SmbTypeSubsystem,
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SmbTypeBattery,
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SmbTypePdo
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} SMB_FDO_TYPE;
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//
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// SMB Host Controller Device object extenstion
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//
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//
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// Cached battery info
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//
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typedef struct {
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ULONG Tag;
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UCHAR Valid;
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BATTERY_INFORMATION Info;
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UCHAR ManufacturerNameLength;
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UCHAR ManufacturerName[SMB_MAX_DATA_SIZE];
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UCHAR DeviceNameLength;
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UCHAR DeviceName[SMB_MAX_DATA_SIZE];
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BATTERY_MANUFACTURE_DATE ManufacturerDate;
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ULONG SerialNumber;
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ULONG PowerState;
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ULONG Capacity;
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ULONG VoltageScale;
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ULONG CurrentScale;
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ULONG PowerScale;
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} STATIC_BAT_INFO, *PSTATIC_BAT_INFO;
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#define VALID_TAG_DATA 0x01 // manufacturer, device, serial #
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#define VALID_MODE 0x02
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#define VALID_OTHER 0x04
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#define VALID_CYCLE_COUNT 0x08
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#define VALID_SANITY_CHECK 0x10
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#define VALID_TAG 0x80
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#define VALID_ALL 0x1F // (does not include tag)
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//
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// Selector information structure
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//
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typedef struct _BATTERY_SELECTOR {
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//
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// Addressing and command information. This can change based whether or
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// not the selector is stand alone or part of the charger.
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//
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UCHAR SelectorAddress;
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UCHAR SelectorStateCommand;
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UCHAR SelectorPresetsCommand;
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UCHAR SelectorInfoCommand;
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//
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// Mutex to keep only one person talking with the selector at a time
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//
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FAST_MUTEX Mutex;
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//
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// Cached information. We will get notifications when these change.
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//
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ULONG SelectorState;
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ULONG SelectorPresets;
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ULONG SelectorInfo;
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} BATTERY_SELECTOR, *PBATTERY_SELECTOR;
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typedef struct {
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ULONG Setting;
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ULONG Skip;
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LONG Delta;
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LONG AllowedFudge;
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} BAT_ALARM_INFO, *PBAT_ALARM_INFO;
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typedef struct {
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UCHAR Address;
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USHORT Data;
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LIST_ENTRY Alarms;
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} SMB_ALARM_ENTRY, *PSMB_ALARM_ENTRY;
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//
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// Non-pagable device extension for smart battery FDO
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// (Created by IoCreateDevice SMB_NP_BATT for each battery)
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//
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typedef struct {
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SMB_FDO_TYPE SmbBattFdoType; // Device object type
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IO_REMOVE_LOCK RemoveLock;
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//
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// All elements above this point must be identical in
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// SMB_NP_BATT, SMB_BATT_SUBSYSTEM, and SMB_BATT_PDO structures.
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//
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FAST_MUTEX Mutex; // lets either battery OR subsystem
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// have access to batt
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PVOID Class; // Battery Class handle
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struct _SMB_BATT *Batt; // Battery pageable extension
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PDEVICE_OBJECT LowerDevice; // Battery Subsystem PDO
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WMILIB_CONTEXT WmiLibContext;
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} SMB_NP_BATT, *PSMB_NP_BATT;
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//
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// Pagable device extension for smart battery FDO
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// (Allocated Extra Memory for device information)
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//
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typedef struct _SMB_BATT {
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//
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//
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//
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PSMB_NP_BATT NP; // Battery device object extension
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PDEVICE_OBJECT DeviceObject; // Battery Fdo
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PDEVICE_OBJECT PDO; // Battery Pdo
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// SMB host controller
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PDEVICE_OBJECT SmbHcFdo; // SM bus Fdo
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//
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// Selector
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//
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PBATTERY_SELECTOR Selector; // Selector for battery
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//
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// For handling multiple batteries
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//
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BOOLEAN SelectorPresent;
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ULONG SelectorBitPosition;
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//
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// Battery
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//
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ULONG TagCount; // Tag for next battery
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STATIC_BAT_INFO Info;
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BAT_ALARM_INFO AlarmLow;
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} SMB_BATT, *PSMB_BATT;
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//
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// Device extension for the smart battery subsystem FDO
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// (Created by first AddDevice command from ACPI PDO)
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//
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typedef struct _SMB_BATT_SUBSYSTEM {
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SMB_FDO_TYPE SmbBattFdoType; // Device object type
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IO_REMOVE_LOCK RemoveLock;
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//
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// All elements above this point must be identical in
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// SMB_NP_BATT, SMB_BATT_SUBSYSTEM, and SMB_BATT_PDO structures.
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//
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PVOID SmbAlarmHandle; // handle for SmbAlarm registration
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PDEVICE_OBJECT LowerDevice; // Subsystem PDO
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PDEVICE_OBJECT DeviceObject; // Subsystem FDO
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PDEVICE_OBJECT SmbHcFdo; // SMBus Fdo
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ULONG NumberOfBatteries; // Number of batteries supported
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BOOLEAN SelectorPresent; // Is there a selector present
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PBATTERY_SELECTOR Selector; // Selector specific info
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//
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// Stuff for handling the SMB alarms for the smart battery subsystem
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//
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LIST_ENTRY AlarmList;
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KSPIN_LOCK AlarmListLock;
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PIO_WORKITEM WorkerThread; // WORK_QUEUE to get worker thread
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ULONG WorkerActive;
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//
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// Keep a list of the battery PDOs I "discover"
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//
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PDEVICE_OBJECT BatteryPdoList[MAX_SMART_BATTERIES_SUPPORTED];
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} SMB_BATT_SUBSYSTEM, *PSMB_BATT_SUBSYSTEM;
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//
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// Device extension for the smart battery PDOs
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// (Created by IoCreateDevice SMB_BATT_PDO for each battery)
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//
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typedef struct _SMB_BATT_PDO {
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SMB_FDO_TYPE SmbBattFdoType; // Device object type
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IO_REMOVE_LOCK RemoveLock;
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//
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// All elements above this point must be identical in
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// SMB_NP_BATT, SMB_BATT_SUBSYSTEM, and SMB_BATT_PDO structures.
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//
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PDEVICE_OBJECT DeviceObject; // Battery PDO
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PDEVICE_OBJECT Fdo; // Battery FDO layered on top of PDO
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PDEVICE_OBJECT SubsystemFdo; // Smart Battery subsystem FDO
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ULONG BatteryNumber; // Used by subsystem during battery
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// FDO init
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} SMB_BATT_PDO, *PSMB_BATT_PDO;
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//
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// SMBus Smart battery addresses and registers
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//
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#define SMB_HOST_ADDRESS 0x8 // Address on bus (10H)
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#define SMB_CHARGER_ADDRESS 0x9 // Address on bus (12H)
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#define SMB_SELECTOR_ADDRESS 0xa // Address on bus (14H)
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#define SMB_BATTERY_ADDRESS 0xb // Address on bus (16H)
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#define SMB_ALERT_ADDRESS 0xc // Address on bus (18H)
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//
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// Smart Battery command codes
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//
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#define BAT_REMAINING_CAPACITY_ALARM 0x01 // word
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#define BAT_REMAINING_TIME_ALARM 0x02 // word
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#define BAT_BATTERY_MODE 0x03 // word
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#define BAT_AT_RATE 0x04 // word
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#define BAT_RATE_TIME_TO_FULL 0x05 // word
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#define BAT_RATE_TIME_TO_EMPTY 0x06 // word
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#define BAT_RATE_OK 0x07 // word
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#define BAT_TEMPERATURE 0x08 // word
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#define BAT_VOLTAGE 0x09 // word
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#define BAT_CURRENT 0x0a // word
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#define BAT_AVERAGE_CURRENT 0x0b // word
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#define BAT_MAX_ERROR 0x0c // word
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#define BAT_RELATIVE_STATE_OF_CHARGE 0x0d // word
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#define BAT_ABSOLUTE_STATE_OF_CHARGE 0x0e // word
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#define BAT_REMAINING_CAPACITY 0x0f // word
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#define BAT_FULL_CHARGE_CAPACITY 0x10 // word
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#define BAT_RUN_TO_EMPTY 0x11 // word
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#define BAT_AVERAGE_TIME_TO_EMPTY 0x12 // word
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#define BAT_AVERAGE_TIME_TO_FULL 0x13 // word
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#define BAT_STATUS 0x16 // word
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#define BAT_CYCLE_COUNT 0x17 // word
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#define BAT_DESIGN_CAPACITY 0x18 // word
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#define BAT_DESIGN_VOLTAGE 0x19 // word
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#define BAT_SPECITICATION_INFO 0x1a // word
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#define BAT_MANUFACTURER_DATE 0x1b // word
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#define BAT_SERIAL_NUMBER 0x1c // word
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#define BAT_MANUFACTURER_NAME 0x20 // block
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#define BAT_DEVICE_NAME 0x21 // block
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#define BAT_CHEMISTRY 0x22 // block
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#define BAT_MANUFACTURER_DATA 0x23 // block
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//
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// Battery Mode Definitions
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//
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#define CAPACITY_WATTS_MODE 0x8000
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//
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// Battery Scale Factors
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//
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#define BSCALE_FACTOR_0 1
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#define BSCALE_FACTOR_1 10
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#define BSCALE_FACTOR_2 100
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#define BSCALE_FACTOR_3 1000
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#define BATTERY_VSCALE_MASK 0x0f00
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#define BATTERY_IPSCALE_MASK 0xf000
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#define BATTERY_VSCALE_SHIFT 8
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#define BATTERY_IPSCALE_SHIFT 12
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//
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// Selector command codes
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//
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#define SELECTOR_SELECTOR_STATE 0x01 // word
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#define SELECTOR_SELECTOR_PRESETS 0x02 // word
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#define SELECTOR_SELECTOR_INFO 0x04 // word
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//
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// Selector Equates
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//
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#define SELECTOR_SHIFT_CHARGE 4
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#define SELECTOR_SHIFT_POWER 8
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#define SELECTOR_SHIFT_COM 12
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#define SELECTOR_STATE_PRESENT_MASK 0x000F
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#define SELECTOR_STATE_CHARGE_MASK 0x00F0
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#define SELECTOR_STATE_POWER_BY_MASK 0x0F00
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#define SELECTOR_STATE_SMB_MASK 0xF000
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#define SELECTOR_SET_COM_MASK 0x0FFF
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#define SELECTOR_SET_POWER_BY_MASK 0xF0FF
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#define SELECTOR_SET_CHARGE_MASK 0xFF0F
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#define BATTERY_A_PRESENT 0x0001
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#define BATTERY_B_PRESENT 0x0002
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#define BATTERY_C_PRESENT 0x0004
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#define BATTERY_D_PRESENT 0x0008
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#define SELECTOR_STATE_PRESENT_CHANGE 0x1
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#define SELECTOR_STATE_CHARGE_CHANGE 0x2
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#define SELECTOR_STATE_POWER_BY_CHANGE 0x4
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#define SELECTOR_STATE_SMB_CHANGE 0x8
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#define SELECTOR_PRESETS_OKTOUSE_MASK 0x000F
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#define SELECTOR_PRESETS_USENEXT_MASK 0x00F0
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#define SELECTOR_SHIFT_USENEXT 4
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#define SELECTOR_INFO_SUPPORT_MASK 0x000F
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#define SELECTOR_INFO_SPEC_REVISION_MASK 0x00F0
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#define SELECTOR_INFO_CHARGING_INDICATOR_BIT 0x0100
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#define SELECTOR_SHIFT_REVISION 4
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//
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// Charger command codes
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//
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#define CHARGER_SPEC_INFO 0x11 // word
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#define CHARGER_MODE 0x12 // word
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#define CHARGER_STATUS 0x13 // word
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#define CHARGER_CHARGING_CURRENT 0x14 // word
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#define CHARGER_CHARGING_VOLTAGE 0x15 // word
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#define CHARGER_ALARM_WARNING 0x16 // word
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#define CHARGER_SELECTOR_COMMANDS 0x20
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#define CHARGER_SELECTOR_STATE CHARGER_SELECTOR_COMMANDS | \
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SELECTOR_SELECTOR_STATE
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#define CHARGER_SELECTOR_PRESETS CHARGER_SELECTOR_COMMANDS | \
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SELECTOR_SELECTOR_PRESETS
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#define CHARGER_SELECTOR_INFO CHARGER_SELECTOR_COMMANDS | \
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SELECTOR_SELECTOR_INFO
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//
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// Charger Status Definitions
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//
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#define CHARGER_STATUS_BATTERY_PRESENT_BIT 0x4000
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#define CHARGER_STATUS_AC_PRESENT_BIT 0x8000
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//
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// Charger Specification Info Definitions
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//
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#define CHARGER_SELECTOR_SUPPORT_BIT 0x0010
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//
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// SelectorState ReverseLogic Equates
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//
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#define INVALID 0xFF
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#define BATTERY_A 0x00
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#define BATTERY_B 0x01
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#define BATTERY_C 0x02
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#define BATTERY_D 0x03
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#define MULTIBATT_AB 0x04
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#define MULTIBATT_AC 0x08
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#define MULTIBATT_BC 0x09
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#define MULTIBATT_ABC 0x24
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#define BATTERY_NONE 0xFF
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// word to byte helpers
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#define WORD_MSB_SHIFT 8
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#define WORD_LSB_MASK 0xFF
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//
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// Function Prototypes
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//
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VOID
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SmbBattLockDevice (
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IN PSMB_BATT SmbBatt
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);
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VOID
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SmbBattUnlockDevice (
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IN PSMB_BATT SmbBatt
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);
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VOID
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SmbBattRequest (
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IN PSMB_BATT SmbBatt,
|
|
IN PSMB_REQUEST SmbReq
|
|
);
|
|
|
|
|
|
NTSTATUS
|
|
SmbBattSynchronousRequest (
|
|
IN PDEVICE_OBJECT DeviceObject,
|
|
IN PIRP Irp,
|
|
IN PVOID Context
|
|
);
|
|
|
|
|
|
VOID
|
|
SmbBattRB(
|
|
IN PSMB_BATT SmbBatt,
|
|
IN UCHAR SmbCmd,
|
|
OUT PUCHAR Buffer,
|
|
OUT PUCHAR BufferLength
|
|
);
|
|
|
|
|
|
VOID
|
|
SmbBattRW(
|
|
IN PSMB_BATT SmbBatt,
|
|
IN UCHAR SmbCmd,
|
|
OUT PULONG Result
|
|
);
|
|
|
|
|
|
VOID
|
|
SmbBattRSW(
|
|
IN PSMB_BATT SmbBatt,
|
|
IN UCHAR SmbCmd,
|
|
OUT PLONG Result
|
|
);
|
|
|
|
|
|
VOID
|
|
SmbBattWW(
|
|
IN PSMB_BATT SmbBatt,
|
|
IN UCHAR SmbCmd,
|
|
IN ULONG Data
|
|
);
|
|
|
|
|
|
UCHAR
|
|
SmbBattGenericRW(
|
|
IN PDEVICE_OBJECT SmbHcFdo,
|
|
IN UCHAR Address,
|
|
IN UCHAR SmbCmd,
|
|
OUT PULONG Result
|
|
);
|
|
|
|
|
|
UCHAR
|
|
SmbBattGenericWW(
|
|
IN PDEVICE_OBJECT SmbHcFdo,
|
|
IN UCHAR Address,
|
|
IN UCHAR SmbCmd,
|
|
IN ULONG Data
|
|
);
|
|
|
|
|
|
VOID
|
|
SmbBattGenericRequest (
|
|
IN PDEVICE_OBJECT SmbHcFdo,
|
|
IN PSMB_REQUEST SmbReq
|
|
);
|
|
|
|
|
|
VOID
|
|
SmbBattAlarm (
|
|
IN PVOID Context,
|
|
IN UCHAR Address,
|
|
IN USHORT Data
|
|
);
|
|
|
|
|
|
BOOLEAN
|
|
SmbBattVerifyStaticInfo (
|
|
IN PSMB_BATT SmbBatt,
|
|
IN ULONG BatteryTag
|
|
);
|
|
|
|
|
|
NTSTATUS
|
|
SmbBattPowerDispatch(
|
|
IN PDEVICE_OBJECT Fdo,
|
|
IN PIRP Irp
|
|
);
|
|
|
|
|
|
NTSTATUS
|
|
SmbBattPnpDispatch(
|
|
IN PDEVICE_OBJECT Fdo,
|
|
IN PIRP Irp
|
|
);
|
|
|
|
|
|
NTSTATUS
|
|
SmbBattRegisterForAlarm(
|
|
IN PDEVICE_OBJECT Fdo
|
|
);
|
|
|
|
|
|
NTSTATUS
|
|
SmbBattUnregisterForAlarm(
|
|
IN PDEVICE_OBJECT Fdo
|
|
);
|
|
|
|
|
|
NTSTATUS
|
|
SmbBattSetSelectorComm (
|
|
IN PSMB_BATT SmbBatt,
|
|
OUT PULONG OldSelectorState
|
|
);
|
|
|
|
|
|
NTSTATUS
|
|
SmbBattResetSelectorComm (
|
|
IN PSMB_BATT SmbBatt,
|
|
IN ULONG OldSelectorState
|
|
);
|
|
|
|
|
|
NTSTATUS
|
|
SmbGetSBS (
|
|
IN PULONG NumberOfBatteries,
|
|
IN PBOOLEAN SelectorPresent,
|
|
IN PDEVICE_OBJECT LowerDevice
|
|
);
|
|
|
|
|
|
NTSTATUS
|
|
SmbGetGLK (
|
|
IN PBOOLEAN GlobalLockRequired,
|
|
IN PDEVICE_OBJECT LowerDevice
|
|
);
|
|
|
|
|
|
NTSTATUS
|
|
SmbBattCreatePdos(
|
|
IN PDEVICE_OBJECT SubsystemFdo
|
|
);
|
|
|
|
|
|
NTSTATUS
|
|
SmbBattBuildDeviceRelations(
|
|
IN PSMB_BATT_SUBSYSTEM SubsystemExt,
|
|
IN PDEVICE_RELATIONS *DeviceRelations
|
|
);
|
|
|
|
|
|
NTSTATUS
|
|
SmbBattQueryDeviceRelations(
|
|
IN PDEVICE_OBJECT DeviceObject,
|
|
IN PIRP Irp
|
|
);
|
|
|
|
|
|
NTSTATUS
|
|
SmbBattRemoveDevice(
|
|
IN PDEVICE_OBJECT DeviceObject,
|
|
IN PIRP Irp
|
|
);
|
|
|
|
|
|
NTSTATUS
|
|
SmbBattQueryId(
|
|
IN PDEVICE_OBJECT Pdo,
|
|
IN PIRP Irp
|
|
);
|
|
|
|
|
|
NTSTATUS
|
|
SmbBattQueryCapabilities(
|
|
IN PDEVICE_OBJECT Pdo,
|
|
IN PIRP Irp
|
|
);
|
|
|
|
|
|
SmbBattBuildSelectorStruct(
|
|
IN PDEVICE_OBJECT SubsystemFdo
|
|
);
|
|
|
|
|
|
VOID
|
|
SmbBattWorkerThread (
|
|
IN PDEVICE_OBJECT Fdo,
|
|
IN PVOID Context
|
|
);
|
|
|
|
|
|
VOID
|
|
SmbBattLockSelector (
|
|
IN PBATTERY_SELECTOR Selector
|
|
);
|
|
|
|
|
|
VOID
|
|
SmbBattUnlockSelector (
|
|
IN PBATTERY_SELECTOR Selector
|
|
);
|
|
|
|
|
|
ULONG
|
|
SmbBattGetSelectorDeltas (
|
|
IN ULONG OriginalSelectorState,
|
|
IN ULONG NewSelectorState
|
|
);
|
|
|
|
|
|
VOID
|
|
SmbBattProcessPresentChanges (
|
|
IN PSMB_BATT_SUBSYSTEM SubsystemExt,
|
|
IN ULONG OriginalSelectorState,
|
|
IN ULONG NewSelectorState
|
|
);
|
|
|
|
VOID
|
|
SmbBattProcessChargeChange (
|
|
IN PSMB_BATT_SUBSYSTEM SubsystemExt,
|
|
IN ULONG OriginalSelectorState,
|
|
IN ULONG NewSelectorState
|
|
);
|
|
|
|
|
|
VOID
|
|
SmbBattProcessPowerByChange (
|
|
IN PSMB_BATT_SUBSYSTEM SubsystemExt,
|
|
IN ULONG OriginalSelectorState,
|
|
IN ULONG NewSelectorState
|
|
);
|
|
|
|
|
|
VOID
|
|
SmbBattNotifyClassDriver (
|
|
IN PSMB_BATT_SUBSYSTEM SubsystemExt,
|
|
IN ULONG BatteryIndex
|
|
);
|
|
|
|
|
|
NTSTATUS
|
|
SmbBattDirectDataAccess (
|
|
IN PSMB_NP_BATT DeviceExtension,
|
|
IN PSMBBATT_DATA_STRUCT IoBuffer,
|
|
IN ULONG InputLen,
|
|
IN ULONG OutputLen
|
|
);
|
|
|
|
|
|
VOID
|
|
SmbBattProcessChargerAlarm (
|
|
IN PSMB_BATT_SUBSYSTEM SubsystemExt,
|
|
IN ULONG ChargerStatus
|
|
);
|
|
|
|
NTSTATUS
|
|
SmbBattSetInformation (
|
|
IN PVOID Context,
|
|
IN ULONG BatteryTag,
|
|
IN BATTERY_SET_INFORMATION_LEVEL Level,
|
|
IN PVOID Buffer OPTIONAL
|
|
);
|
|
|
|
|
|
UCHAR
|
|
SmbBattIndex (
|
|
IN PBATTERY_SELECTOR Selector,
|
|
IN ULONG SelectorNibble,
|
|
IN UCHAR SimultaneousIndex
|
|
);
|
|
|
|
BOOLEAN
|
|
SmbBattReverseLogic (
|
|
IN PBATTERY_SELECTOR Selector,
|
|
IN ULONG SelectorNibble
|
|
);
|
|
|
|
extern BOOLEAN SmbBattUseGlobalLock;
|
|
|
|
NTSTATUS
|
|
SmbBattAcquireGlobalLock (
|
|
IN PDEVICE_OBJECT LowerDeviceObject,
|
|
OUT PACPI_MANIPULATE_GLOBAL_LOCK_BUFFER GlobalLock
|
|
);
|
|
|
|
NTSTATUS
|
|
SmbBattReleaseGlobalLock (
|
|
IN PDEVICE_OBJECT LowerDeviceObject,
|
|
IN PACPI_MANIPULATE_GLOBAL_LOCK_BUFFER GlobalLock
|
|
);
|
|
|
|
NTSTATUS
|
|
SmbBattSystemControl(
|
|
IN PDEVICE_OBJECT DeviceObject,
|
|
IN PIRP Irp
|
|
);
|
|
|
|
NTSTATUS
|
|
SmbBattWmiRegistration(
|
|
PSMB_NP_BATT SmbNPBatt
|
|
);
|
|
|
|
NTSTATUS
|
|
SmbBattWmiDeRegistration(
|
|
PSMB_NP_BATT SmbNPBatt
|
|
);
|
|
|