/*++Copyright (c) 1997-2000  Microsoft Corporation All Rights Reserved Module Name:    common.cpp Abstract:    Implementation of the AdapterCommon class. --*/ #pragma warning (disable : 4127) #include "scream.h"#include "common.h"#include "hw.h"#include "savedata.h"#include "ivshmemsavedata.h" //-----------------------------------------------------------------------------// Externals//-----------------------------------------------------------------------------PSAVEWORKER_PARAM CSaveData::m_pWorkItem = NULL;PDEVICE_OBJECT    CSaveData::m_pDeviceObject = NULL; PIVSHMEM_SAVEWORKER_PARAM    CIVSHMEMSaveData::m_pWorkItem = NULL;PDEVICE_OBJECT               CIVSHMEMSaveData::m_pDeviceObject = NULL; //=============================================================================// Classes//============================================================================= ///////////////////////////////////////////////////////////////////////////////// CAdapterCommon//   class CAdapterCommon : public IAdapterCommon, public IAdapterPowerManagement, public CUnknown {private:    PPORTWAVECYCLIC         m_pPortWave;    // Port interface    PSERVICEGROUP           m_pServiceGroupWave;    PDEVICE_OBJECT          m_pDeviceObject;          DEVICE_POWER_STATE      m_PowerState;            PCMSVADHW               m_pHW;          // Virtual MSVAD HW object public:    //=====================================================================    // Default CUnknown    DECLARE_STD_UNKNOWN();    DEFINE_STD_CONSTRUCTOR(CAdapterCommon);    ~CAdapterCommon();     //=====================================================================    // Default IAdapterPowerManagement    IMP_IAdapterPowerManagement;     //=====================================================================    // IAdapterCommon methods                                                   STDMETHODIMP_(NTSTATUS)         Init(IN PDEVICE_OBJECT DeviceObject);    STDMETHODIMP_(PDEVICE_OBJECT)   GetDeviceObject(void);    STDMETHODIMP_(PUNKNOWN *)       WavePortDriverDest(void);    STDMETHODIMP_(void)             SetWaveServiceGroup(IN PSERVICEGROUP ServiceGroup);        STDMETHODIMP_(BOOL)     bDevSpecificRead();    STDMETHODIMP_(void)     bDevSpecificWrite(IN BOOL bDevSpecific);        STDMETHODIMP_(INT)      iDevSpecificRead();    STDMETHODIMP_(void)     iDevSpecificWrite(IN INT iDevSpecific);        STDMETHODIMP_(UINT)     uiDevSpecificRead();    STDMETHODIMP_(void)     uiDevSpecificWrite(IN UINT uiDevSpecific);     STDMETHODIMP_(BOOL)     MixerMuteRead(IN ULONG Index);    STDMETHODIMP_(void)     MixerMuteWrite(IN ULONG Index, IN BOOL Value);    STDMETHODIMP_(ULONG)    MixerMuxRead(void);    STDMETHODIMP_(void)     MixerMuxWrite(IN  ULONG Index);    STDMETHODIMP_(void)     MixerReset(void);    STDMETHODIMP_(LONG)     MixerVolumeRead(IN ULONG Index, IN LONG Channel);    STDMETHODIMP_(void)     MixerVolumeWrite(IN ULONG Index, IN LONG Channel, IN LONG Value);     //=====================================================================    // friends    friend NTSTATUS NewAdapterCommon(OUT PADAPTERCOMMON* OutAdapterCommon, IN PRESOURCELIST ResourceList);}; //-----------------------------------------------------------------------------// Functions//----------------------------------------------------------------------------- //=============================================================================#pragma code_seg("PAGE")NTSTATUS NewAdapterCommon(     OUT PUNKNOWN *              Unknown,    IN  REFCLSID,    IN  PUNKNOWN                UnknownOuter OPTIONAL,    IN  POOL_TYPE               PoolType )/*++Routine Description:  Creates a new CAdapterCommon Arguments:  Unknown -   UnknownOuter -  PoolType Return Value:  NT status code.--*/{    PAGED_CODE();     ASSERT(Unknown);     STD_CREATE_BODY_(CAdapterCommon, Unknown, UnknownOuter, PoolType, PADAPTERCOMMON);} // NewAdapterCommon //=============================================================================CAdapterCommon::~CAdapterCommon(void)/*++Routine Description:  Destructor for CAdapterCommon. Arguments: Return Value:  void--*/{    PAGED_CODE();     DPF_ENTER(("[CAdapterCommon::~CAdapterCommon]"));     if (m_pHW) {        delete m_pHW;    }     if (g_UseIVSHMEM) {        CIVSHMEMSaveData::DestroyWorkItems();    }    else {        CSaveData::DestroyWorkItems();    }     if (m_pPortWave) {        m_pPortWave->Release();    }     if (m_pServiceGroupWave) {        m_pServiceGroupWave->Release();    }} // ~CAdapterCommon   //=============================================================================STDMETHODIMP_(PDEVICE_OBJECT) CAdapterCommon::GetDeviceObject(void)/*++Routine Description:  Returns the deviceobject Arguments: Return Value:  PDEVICE_OBJECT--*/{    PAGED_CODE();        return m_pDeviceObject;} // GetDeviceObject //=============================================================================NTSTATUS CAdapterCommon::Init(IN PDEVICE_OBJECT DeviceObject)/*++Routine Description:    Initialize adapter common object. Arguments:    DeviceObject - pointer to the device object Return Value:  NT status code.--*/{    PAGED_CODE();     ASSERT(DeviceObject);     NTSTATUS ntStatus = STATUS_SUCCESS;     DPF_ENTER(("[CAdapterCommon::Init]"));     m_pDeviceObject = DeviceObject;    m_PowerState    = PowerDeviceD0;     // Initialize HW.    m_pHW = new (NonPagedPool, MSVAD_POOLTAG)  CMSVADHW;    if (!m_pHW) {        DPF(D_TERSE, ("Insufficient memory for MSVAD HW"));        ntStatus = STATUS_INSUFFICIENT_RESOURCES;    } else {        m_pHW->MixerReset();    }     if (g_UseIVSHMEM) {        CIVSHMEMSaveData::SetDeviceObject(DeviceObject); //device object is needed by CIVSHMEMSaveData    }    else {        CSaveData::SetDeviceObject(DeviceObject); //device object is needed by CSaveData    }     return ntStatus;} // Init //=============================================================================STDMETHODIMP_(void) CAdapterCommon::MixerReset(void)/*++Routine Description:  Reset mixer registers from registry. Arguments: Return Value:  void--*/{    PAGED_CODE();        if (m_pHW) {        m_pHW->MixerReset();    }} // MixerReset //=============================================================================STDMETHODIMP CAdapterCommon::NonDelegatingQueryInterface(     REFIID                      Interface,    PVOID *                     Object )/*++Routine Description:  QueryInterface routine for AdapterCommon Arguments:  Interface -   Object - Return Value:  NT status code.--*/{    PAGED_CODE();     ASSERT(Object);     if (IsEqualGUIDAligned(Interface, IID_IUnknown)) {        *Object = PVOID(PUNKNOWN(PADAPTERCOMMON(this)));    } else if (IsEqualGUIDAligned(Interface, IID_IAdapterCommon)) {        *Object = PVOID(PADAPTERCOMMON(this));    } else if (IsEqualGUIDAligned(Interface, IID_IAdapterPowerManagement)) {        *Object = PVOID(PADAPTERPOWERMANAGEMENT(this));    } else {        *Object = NULL;    }     if (*Object) {        PUNKNOWN(*Object)->AddRef();        return STATUS_SUCCESS;    }     return STATUS_INVALID_PARAMETER;} // NonDelegatingQueryInterface //=============================================================================STDMETHODIMP_(void) CAdapterCommon::SetWaveServiceGroup(     IN PSERVICEGROUP            ServiceGroup )/*++Routine Description: Arguments: Return Value:  NT status code.--*/{    PAGED_CODE();        DPF_ENTER(("[CAdapterCommon::SetWaveServiceGroup]"));        if (m_pServiceGroupWave) {        m_pServiceGroupWave->Release();    }     m_pServiceGroupWave = ServiceGroup;     if (m_pServiceGroupWave) {        m_pServiceGroupWave->AddRef();    }} // SetWaveServiceGroup //=============================================================================STDMETHODIMP_(PUNKNOWN *) CAdapterCommon::WavePortDriverDest(void)/*++Routine Description:  Returns the wave port. Arguments: Return Value:  PUNKNOWN : pointer to waveport--*/{    PAGED_CODE();     return (PUNKNOWN *)&m_pPortWave;} // WavePortDriverDest#pragma code_seg() //=============================================================================STDMETHODIMP_(BOOL) CAdapterCommon::bDevSpecificRead()/*++Routine Description:  Fetch Device Specific information. Arguments:  N/A Return Value:  BOOL - Device Specific info--*/{    if (m_pHW) {        return m_pHW->bGetDevSpecific();    }     return FALSE;} // bDevSpecificRead //=============================================================================STDMETHODIMP_(void) CAdapterCommon::bDevSpecificWrite(    IN  BOOL                    bDevSpecific)/*++Routine Description:  Store the new value in the Device Specific location. Arguments:  bDevSpecific - Value to store Return Value:  N/A.--*/{    if (m_pHW) {        m_pHW->bSetDevSpecific(bDevSpecific);    }} // DevSpecificWrite //=============================================================================STDMETHODIMP_(INT) CAdapterCommon::iDevSpecificRead()/*++Routine Description:  Fetch Device Specific information. Arguments:  N/A Return Value:  INT - Device Specific info--*/{    if (m_pHW) {        return m_pHW->iGetDevSpecific();    }     return 0;} // iDevSpecificRead //=============================================================================STDMETHODIMP_(void) CAdapterCommon::iDevSpecificWrite(    IN  INT                    iDevSpecific)/*++Routine Description:  Store the new value in the Device Specific location. Arguments:  iDevSpecific - Value to store Return Value:  N/A.--*/{    if (m_pHW) {        m_pHW->iSetDevSpecific(iDevSpecific);    }} // iDevSpecificWrite //=============================================================================STDMETHODIMP_(UINT) CAdapterCommon::uiDevSpecificRead()/*++Routine Description:  Fetch Device Specific information. Arguments:  N/A Return Value:  UINT - Device Specific info--*/{    if (m_pHW) {        return m_pHW->uiGetDevSpecific();    }     return 0;} // uiDevSpecificRead //=============================================================================STDMETHODIMP_(void) CAdapterCommon::uiDevSpecificWrite(    IN  UINT                    uiDevSpecific)/*++Routine Description:  Store the new value in the Device Specific location. Arguments:  uiDevSpecific - Value to store Return Value:  N/A.--*/{    if (m_pHW) {        m_pHW->uiSetDevSpecific(uiDevSpecific);    }} // uiDevSpecificWrite //=============================================================================STDMETHODIMP_(BOOL) CAdapterCommon::MixerMuteRead(    IN  ULONG                   Index)/*++Routine Description:  Store the new value in mixer register array. Arguments:  Index - node id Return Value:  BOOL - mixer mute setting for this node--*/{    if (m_pHW) {        return m_pHW->GetMixerMute(Index);    }     return 0;} // MixerMuteRead //=============================================================================STDMETHODIMP_(void) CAdapterCommon::MixerMuteWrite(    IN  ULONG                   Index,    IN  BOOL                    Value)/*++Routine Description:  Store the new value in mixer register array. Arguments:  Index - node id  Value - new mute settings Return Value:  NT status code.--*/{    if (m_pHW) {        m_pHW->SetMixerMute(Index, Value);    }} // MixerMuteWrite //=============================================================================STDMETHODIMP_(ULONG) CAdapterCommon::MixerMuxRead() /*++Routine Description:  Return the mux selection Arguments:  Index - node id  Value - new mute settings Return Value:  NT status code.--*/{    if (m_pHW) {        return m_pHW->GetMixerMux();    }     return 0;} // MixerMuxRead //=============================================================================

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