windows-nt/Source/XPSP1/NT/drivers/apm/ntapm/i386/ntapmp.h
2020-09-26 16:20:57 +08:00

218 lines
3.8 KiB
C

/*++
Copyright (c) 1997-1998 Microsoft Corporation
Module Name:
ntapm.h
Abstract:
Author:
Environment:
kernel mode only
Notes:
Revision History:
--*/
#include <ntapmsdk.h>
#define APM_INSTANCE_IDS L"0000"
#define APM_INSTANCE_IDS_LENGTH 5
#define NTAPM_PDO_NAME_APM_BATTERY L"\\Device\\NtApm_ApmBattery"
#define NTAPM_ID_APM_BATTERY L"NTAPM\\APMBATT\0\0"
#define NTAPM_POOL_TAG (ULONG) ' MPA'
#undef ExAllocatePool
#define ExAllocatePool(type, size) \
ExAllocatePoolWithTag (type, size, NTAPM_POOL_TAG);
extern PDRIVER_OBJECT NtApmDriverObject;
//
// A common header for the device extensions of the PDOs and FDO
//
typedef struct _COMMON_DEVICE_DATA
{
PDEVICE_OBJECT Self;
// A backpointer to the device object for which this is the extension
CHAR Reserved[3];
BOOLEAN IsFDO;
// A boolean to distringuish between PDO and FDO.
} COMMON_DEVICE_DATA, *PCOMMON_DEVICE_DATA;
//
// The device extension for the PDOs.
// That is the game ports of which this bus driver enumerates.
// (IE there is a PDO for the 201 game port).
//
typedef struct _PDO_DEVICE_DATA
{
COMMON_DEVICE_DATA;
PDEVICE_OBJECT ParentFdo;
// A back pointer to the bus
PWCHAR HardwareIDs;
// An array of (zero terminated wide character strings).
// The array itself also null terminated
ULONG UniqueID;
// Globally unique id in the system
} PDO_DEVICE_DATA, *PPDO_DEVICE_DATA;
//
// The device extension of the bus itself. From whence the PDO's are born.
//
typedef struct _FDO_DEVICE_DATA
{
COMMON_DEVICE_DATA;
PDEVICE_OBJECT UnderlyingPDO;
PDEVICE_OBJECT TopOfStack;
// the underlying bus PDO and the actual device object to which our
// FDO is attached
} FDO_DEVICE_DATA, *PFDO_DEVICE_DATA;
NTSTATUS
ApmAddHelper();
NTSTATUS
NtApm_AddDevice(
IN PDRIVER_OBJECT DriverObject,
IN PDEVICE_OBJECT BusPhysicalDeviceObject
);
NTSTATUS
NtApm_PnP (
IN PDEVICE_OBJECT DeviceObject,
IN PIRP Irp
);
NTSTATUS
NtApm_FDO_PnP (
IN PDEVICE_OBJECT DeviceObject,
IN PIRP Irp,
IN PIO_STACK_LOCATION IrpStack,
IN PFDO_DEVICE_DATA DeviceData
);
NTSTATUS
NtApm_PDO_PnP (
IN PDEVICE_OBJECT DeviceObject,
IN PIRP Irp,
IN PIO_STACK_LOCATION IrpStack,
IN PPDO_DEVICE_DATA DeviceData
);
NTSTATUS
NtApm_StartFdo (
IN PFDO_DEVICE_DATA FdoData,
IN PCM_PARTIAL_RESOURCE_LIST PartialResourceList,
IN PCM_PARTIAL_RESOURCE_LIST PartialResourceListTranslated
);
NTSTATUS
NtApm_Power (
IN PDEVICE_OBJECT DeviceObject,
IN PIRP Irp
);
NTSTATUS
NtApm_FDO_Power (
PFDO_DEVICE_DATA Data,
PIRP Irp
);
NTSTATUS
NtApm_PDO_Power (
PPDO_DEVICE_DATA PdoData,
PIRP Irp
);
NTSTATUS
NtApm_CreatePdo (
PFDO_DEVICE_DATA FdoData,
PWCHAR PdoName,
PDEVICE_OBJECT * PDO
);
VOID
NtApm_InitializePdo(
PDEVICE_OBJECT Pdo,
PFDO_DEVICE_DATA FdoData,
PWCHAR Id
);
VOID
ApmInProgress();
ULONG
DoApmReportBatteryStatus();
//
// APM extractor values
//
//
// APM_GET_POWER_STATUS
//
//
// EBX
// BH = Ac Line Status
//
#define APM_LINEMASK 0xff00
#define APM_LINEMASK_SHIFT 8
#define APM_GET_LINE_OFFLINE 0
#define APM_GET_LINE_ONLINE 1
#define APM_GET_LINE_BACKUP 2
#define APM_GET_LINE_UNKNOWN 0xff
//
// ECX
// CL = Percentage remaining
// CH = flags
//
#define APM_PERCENT_MASK 0xff
#define APM_BATT_HIGH 0x0100
#define APM_BATT_LOW 0x0200
#define APM_BATT_CRITICAL 0x0400
#define APM_BATT_CHARGING 0x0800
#define APM_NO_BATT 0x1000
#define APM_NO_SYS_BATT 0x8000