486 lines
8.7 KiB
C
486 lines
8.7 KiB
C
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/*++
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Copyright (c) 1990, 1991, 1992, 1993 Microsoft Corporation
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Copyright (c) 1992 Logitech Inc.
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Module Name:
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busmouse.h
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Abstract:
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These are the structures and defines that are used in the
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Microsoft/Logitech Bus mouse port driver.
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Revision History:
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--*/
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#ifndef _BUSMOUSE_
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#define _BUSMOUSE_
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#include <ntddmou.h>
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#include "kbdmou.h"
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#include "buscfg.h"
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//
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// Default number of buttons and sample rate for the Inport mouse.
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//
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#define MOUSE_NUMBER_OF_BUTTONS 3
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#define MOUSE_SAMPLE_RATE_50HZ 50
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//
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// NOTE: This should be defined in the DDK instead...
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//
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#define MOUSE_BUS_HARDWARE MOUSE_INPORT_HARDWARE
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#define FILE_DEVICE_BUS_PORT FILE_DEVICE_INPORT_PORT
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#define BUSMOUSE_ERROR_VALUE_BASE INPORT_ERROR_VALUE_BASE
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//
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// Define the control port bits.
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//
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#define BUS_CONTROL_INTERRUPT_DISABLE 0x10
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#define BUS_CONTROL_COUNTER_CAPTURE 0x80
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#define BUS_CONTROL_X_LOW 0x00
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#define BUS_CONTROL_X_HIGH 0x20
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#define BUS_CONTROL_Y_LOW 0x40
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#define BUS_CONTROL_Y_HIGH 0x60
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//
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// Define the Bus data bits
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//
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#define BUS_DATA_BUTTON_1 0x80
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#define BUS_DATA_BUTTON_1_SHIFT 0x06
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#define BUS_DATA_BUTTON_2 0x40
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#define BUS_DATA_BUTTON_2_SHIFT 0x04
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#define BUS_DATA_BUTTON_3 0x20
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#define BUS_DATA_BUTTON_3_SHIFT 0x05
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//
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// Define the Configuration byte
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//
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#define BUS_CONFIGURATION_VALUE 0x91
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//
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// Define the registers.
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//
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#define BUS_DATA_PORT_READ 0x00
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#define BUS_SIGNATURE_PORT_READ_WRITE 0x01
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#define BUS_INTERRUPT_PORT_READ 0x02
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#define BUS_CONTROL_PORT_WRITE 0x02
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#define BUS_CONFIGURATION_PORT_READ_WRITE 0x03
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//
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// Inport mouse configuration information.
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//
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typedef struct _BUS_CONFIGURATION_INFORMATION {
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//
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// Bus interface type.
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//
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INTERFACE_TYPE InterfaceType;
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//
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// Bus Number.
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//
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ULONG BusNumber;
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#ifdef PNP_IDENTIFY
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//
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// Controller type & number
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//
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CONFIGURATION_TYPE ControllerType;
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ULONG ControllerNumber;
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//
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// Peripheral type & number
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CONFIGURATION_TYPE PeripheralType;
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ULONG PeripheralNumber;
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#endif
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//
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// The port/register resources used by this device.
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//
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CM_PARTIAL_RESOURCE_DESCRIPTOR PortList[1];
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ULONG PortListCount;
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//
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// Interrupt resources.
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//
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CM_PARTIAL_RESOURCE_DESCRIPTOR MouseInterrupt;
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//
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// The mapped address for the set of this device's registers.
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//
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PUCHAR DeviceRegisters[1];
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//
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// Set at intialization to indicate that the base register
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// address must be unmapped when the driver is unloaded.
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//
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BOOLEAN UnmapRegistersRequired;
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//
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// Flag that indicates whether floating point context should be saved.
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//
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BOOLEAN FloatingSave;
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//
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// Mouse attributes.
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//
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MOUSE_ATTRIBUTES MouseAttributes;
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} BUS_CONFIGURATION_INFORMATION, *PBUS_CONFIGURATION_INFORMATION;
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//
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// Port device extension.
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//
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typedef struct _DEVICE_EXTENSION {
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//
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// If HardwarePresent is TRUE, there is an Inport mouse present in
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// the system.
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//
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BOOLEAN HardwarePresent;
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//
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// Port configuration information.
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//
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BUS_CONFIGURATION_INFORMATION Configuration;
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//
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// Reference count for number of mouse enables.
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//
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LONG MouseEnableCount;
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//
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// Pointer to the device object.
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//
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PDEVICE_OBJECT DeviceObject;
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//
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// Mouse class connection data.
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//
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CONNECT_DATA ConnectData;
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//
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// Number of input data items currently in the mouse InputData queue.
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//
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ULONG InputCount;
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//
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// Start of the port mouse input data queue (really a circular buffer).
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//
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PMOUSE_INPUT_DATA InputData;
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//
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// Insertion pointer for mouse InputData.
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//
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PMOUSE_INPUT_DATA DataIn;
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//
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// Removal pointer for mouse InputData.
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//
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PMOUSE_INPUT_DATA DataOut;
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//
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// Points one input packet past the end of the InputData buffer.
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//
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PMOUSE_INPUT_DATA DataEnd;
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//
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// Current mouse input packet.
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//
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MOUSE_INPUT_DATA CurrentInput;
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//
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// Keep track of the previous button state.
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//
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UCHAR PreviousButtons;
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//
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// Pointer to interrupt object.
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//
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PKINTERRUPT InterruptObject;
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//
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// Mouse ISR DPC queue.
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//
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KDPC IsrDpc;
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//
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// Mouse ISR DPC recall queue.
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//
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KDPC IsrDpcRetry;
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//
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// Used by the ISR and the ISR DPC (in BusDpcVariableOperation calls)
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// to control processing by the ISR DPC.
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//
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LONG DpcInterlockVariable;
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//
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// Spinlock used to protect the DPC interlock variable.
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//
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KSPIN_LOCK SpinLock;
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//
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// Timer used to retry the ISR DPC routine when the class
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// driver is unable to consume all the port driver's data.
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//
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KTIMER DataConsumptionTimer;
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//
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// DPC queue for logging overrun and internal driver errors.
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//
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KDPC ErrorLogDpc;
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//
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// Request sequence number (used for error logging).
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//
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ULONG SequenceNumber;
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//
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// Indicates which pointer port device this driver created (UnitId
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// is the suffix appended to the pointer port basename for the
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// call to IoCreateDevice).
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//
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USHORT UnitId;
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//
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// Indicates whether it is okay to log overflow errors.
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//
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BOOLEAN OkayToLogOverflow;
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} DEVICE_EXTENSION, *PDEVICE_EXTENSION;
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//
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// Define the port Get/SetDataQueuePointer context structures.
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//
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typedef struct _GET_DATA_POINTER_CONTEXT {
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IN PDEVICE_EXTENSION DeviceExtension;
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OUT PVOID DataIn;
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OUT PVOID DataOut;
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OUT ULONG InputCount;
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} GET_DATA_POINTER_CONTEXT, *PGET_DATA_POINTER_CONTEXT;
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typedef struct _SET_DATA_POINTER_CONTEXT {
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IN PDEVICE_EXTENSION DeviceExtension;
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IN ULONG InputCount;
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IN PVOID DataOut;
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} SET_DATA_POINTER_CONTEXT, *PSET_DATA_POINTER_CONTEXT;
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//
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// Define the context structure and operations for BusDpcVariableOperation.
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//
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typedef enum _OPERATION_TYPE {
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IncrementOperation,
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DecrementOperation,
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WriteOperation,
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ReadOperation
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} OPERATION_TYPE;
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typedef struct _VARIABLE_OPERATION_CONTEXT {
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IN PLONG VariableAddress;
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IN OPERATION_TYPE Operation;
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IN OUT PLONG NewValue;
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} VARIABLE_OPERATION_CONTEXT, *PVARIABLE_OPERATION_CONTEXT;
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//
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// Function prototypes.
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//
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NTSTATUS
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DriverEntry(
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IN PDRIVER_OBJECT DriverObject,
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IN PUNICODE_STRING RegistryPath
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);
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NTSTATUS
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DBusFlush(
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IN PDEVICE_OBJECT DeviceObject,
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IN PIRP Irp
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);
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NTSTATUS
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DBusInternalDeviceControl(
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IN PDEVICE_OBJECT DeviceObject,
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IN PIRP Irp
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);
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BOOLEAN
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DBusInterruptService(
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IN PKINTERRUPT Interrupt,
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IN PVOID Context
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);
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VOID
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DBusIsrDpc(
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IN PKDPC Dpc,
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IN PDEVICE_OBJECT DeviceObject,
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IN PIRP Irp,
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IN PVOID Context
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);
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NTSTATUS
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DBusOpenClose(
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IN PDEVICE_OBJECT DeviceObject,
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IN PIRP Irp
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);
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VOID
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DBusStartIo(
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IN PDEVICE_OBJECT DeviceObject,
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IN PIRP Irp
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);
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VOID
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DBusUnload(
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IN PDRIVER_OBJECT DriverObject
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);
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VOID
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BusBuildResourceList(
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IN PDEVICE_EXTENSION DeviceExtension,
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OUT PCM_RESOURCE_LIST *ResourceList,
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OUT PULONG ResourceListSize
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);
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VOID
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BusConfiguration(
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IN PDEVICE_EXTENSION DeviceExtension,
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IN PUNICODE_STRING RegistryPath,
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IN PUNICODE_STRING DeviceName
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);
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VOID
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BusDisableInterrupts(
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IN PVOID Context
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);
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VOID
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BusDpcVariableOperation(
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IN PVOID Context
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);
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VOID
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BusEnableInterrupts(
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IN PVOID Context
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);
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VOID
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BusErrorLogDpc(
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IN PKDPC Dpc,
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IN PDEVICE_OBJECT DeviceObject,
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IN PIRP Irp,
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IN PVOID Context
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);
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VOID
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BusGetDataQueuePointer(
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IN PVOID Context
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);
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VOID
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BusInitializeDataQueue(
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IN PVOID Context
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);
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NTSTATUS
|
|||
|
|
BusInitializeHardware(
|
|||
|
|
IN PDEVICE_OBJECT DeviceObject
|
|||
|
|
);
|
|||
|
|
|
|||
|
|
NTSTATUS
|
|||
|
|
BusPeripheralCallout(
|
|||
|
|
IN PVOID Context,
|
|||
|
|
IN PUNICODE_STRING PathName,
|
|||
|
|
IN INTERFACE_TYPE BusType,
|
|||
|
|
IN ULONG BusNumber,
|
|||
|
|
IN PKEY_VALUE_FULL_INFORMATION *BusInformation,
|
|||
|
|
IN CONFIGURATION_TYPE ControllerType,
|
|||
|
|
IN ULONG ControllerNumber,
|
|||
|
|
IN PKEY_VALUE_FULL_INFORMATION *ControllerInformation,
|
|||
|
|
IN CONFIGURATION_TYPE PeripheralType,
|
|||
|
|
IN ULONG PeripheralNumber,
|
|||
|
|
IN PKEY_VALUE_FULL_INFORMATION *PeripheralInformation
|
|||
|
|
);
|
|||
|
|
|
|||
|
|
VOID
|
|||
|
|
BusServiceParameters(
|
|||
|
|
IN PDEVICE_EXTENSION DeviceExtension,
|
|||
|
|
IN PUNICODE_STRING RegistryPath,
|
|||
|
|
IN PUNICODE_STRING DeviceName
|
|||
|
|
);
|
|||
|
|
|
|||
|
|
VOID
|
|||
|
|
BusSetDataQueuePointer(
|
|||
|
|
IN PVOID Context
|
|||
|
|
);
|
|||
|
|
|
|||
|
|
BOOLEAN
|
|||
|
|
BusWriteDataToQueue(
|
|||
|
|
IN PDEVICE_EXTENSION DeviceExtension,
|
|||
|
|
IN PMOUSE_INPUT_DATA InputData
|
|||
|
|
);
|
|||
|
|
|
|||
|
|
#if DBG
|
|||
|
|
|
|||
|
|
VOID
|
|||
|
|
BusDebugPrint(
|
|||
|
|
IN ULONG DebugPrintLevel,
|
|||
|
|
IN PCCHAR DebugMessage,
|
|||
|
|
...
|
|||
|
|
);
|
|||
|
|
|
|||
|
|
#define BusPrint(x) BusDebugPrint x
|
|||
|
|
#else
|
|||
|
|
#define BusPrint(x)
|
|||
|
|
#endif
|
|||
|
|
|
|||
|
|
#endif // _BUSMOUSE_
|