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// Copyright (c) 2002-2009 Nokia Corporation and/or its subsidiary(-ies).
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// All rights reserved.
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// This component and the accompanying materials are made available
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// under the terms of the License "Eclipse Public License v1.0"
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// which accompanies this distribution, and is available
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// at the URL "http://www.eclipse.org/legal/epl-v10.html".
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//
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// Initial Contributors:
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// Nokia Corporation - initial contribution.
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//
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// Contributors:
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//
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// Description:
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// e32/include/drivers/usbcdesc.h
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// USB descriptors and their management.
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//
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//
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/**
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@file usbcdesc.h
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@internalTechnology
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*/
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#ifndef __USBCDESC_H__
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#define __USBCDESC_H__
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#include <kernel/kernel.h>
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// Hard-wired positions of some descriptors in iDescriptors array (whether present or not):
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static const TInt KDescPosition_Device = 0;
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static const TInt KDescPosition_DeviceQualifier = 1;
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static const TInt KDescPosition_OtherSpeedConfig = 2;
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static const TInt KDescPosition_Config = 3;
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static const TInt KDescPosition_Otg = 4;
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static const TInt KDescPosition_FirstAvailable = 5;
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// Hard-wired positions of string descriptors in iStrings array (whether present or not):
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static const TInt KStringPosition_Langid = 0;
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static const TInt KStringPosition_Manufact = 1;
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static const TInt KStringPosition_Product = 2;
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static const TInt KStringPosition_Serial = 3;
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static const TInt KStringPosition_Config = 4;
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static const TInt KStringPosition_OtherSpeedConfig = 5;
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static const TInt KStringPosition_FirstAvailable = 6;
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class TUsbcDescriptorBase
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{
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public:
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virtual ~TUsbcDescriptorBase();
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void SetByte(TInt aPosition, TUint8 aValue);
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void SetWord(TInt aPosition, TUint16 aValue);
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TUint8 Byte(TInt aPosition) const;
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TUint16 Word(TInt aPosition) const;
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void GetDescriptorData(TDes8& aBuffer) const;
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TInt GetDescriptorData(TUint8* aBuffer) const;
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TInt GetDescriptorData(TUint8* aBuffer, TUint aMaxSize) const;
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const TDes8& DescriptorData() const;
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TDes8& DescriptorData();
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TUint Size() const;
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TUint8 Type() const;
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virtual void UpdateFs();
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virtual void UpdateHs();
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protected:
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TUsbcDescriptorBase();
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void SetBufferPointer(const TDesC8& aDes);
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private:
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#ifdef USB_SUPPORTS_SET_DESCRIPTOR_REQUEST
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TUint8 iIndex; // only needed for SET_DESCRIPTOR
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#endif
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TPtr8 iBufPtr;
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};
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class TUsbcDeviceDescriptor : public TUsbcDescriptorBase
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{
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public:
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/** aMaxPacketSize0 should be the Ep0 max packet size for FS operation (as the HS size
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is fixed and known).
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*/
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static TUsbcDeviceDescriptor* New(TUint8 aDeviceClass, TUint8 aDeviceSubClass,
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TUint8 aDeviceProtocol, TUint8 aMaxPacketSize0,
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TUint16 aVendorId, TUint16 aProductId,
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TUint16 aDeviceRelease, TUint8 aNumConfigurations);
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virtual void UpdateFs();
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virtual void UpdateHs();
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private:
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TUsbcDeviceDescriptor();
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TInt Construct(TUint8 aDeviceClass, TUint8 aDeviceSubClass, TUint8 aDeviceProtocol,
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TUint8 aMaxPacketSize0, TUint16 aVendorId, TUint16 aProductId,
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TUint16 aDeviceRelease, TUint8 aNumConfigurations);
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TBuf8<KUsbDescSize_Device> iBuf;
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TUint8 iEp0Size_Fs; // holds Ep0 size for FS (could be < 64)
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};
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class TUsbcDeviceQualifierDescriptor : public TUsbcDescriptorBase
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{
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public:
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/** aMaxPacketSize0 should be the Ep0 max packet size for FS operation (as the HS size
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is fixed and known).
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*/
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static TUsbcDeviceQualifierDescriptor* New(TUint8 aDeviceClass, TUint8 aDeviceSubClass,
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TUint8 aDeviceProtocol, TUint8 aMaxPacketSize0,
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TUint8 aNumConfigurations, TUint8 aReserved=0);
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virtual void UpdateFs();
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virtual void UpdateHs();
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private:
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TUsbcDeviceQualifierDescriptor();
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TInt Construct(TUint8 aDeviceClass, TUint8 aDeviceSubClass, TUint8 aDeviceProtocol,
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TUint8 aMaxPacketSize0, TUint8 aNumConfigurations, TUint8 aReserved);
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TBuf8<KUsbDescSize_DeviceQualifier> iBuf;
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TUint8 iEp0Size_Fs; // holds Ep0 size for FS (could be < 64)
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};
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class TUsbcConfigDescriptor : public TUsbcDescriptorBase
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{
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public:
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/** aMaxPower should be given here in milliamps (not mA/2). */
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static TUsbcConfigDescriptor* New(TUint8 aConfigurationValue, TBool aSelfPowered, TBool aRemoteWakeup,
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TUint16 aMaxPower);
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private:
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TUsbcConfigDescriptor();
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TInt Construct(TUint8 aConfigurationValue, TBool aSelfPowered, TBool aRemoteWakeup, TUint16 aMaxPower);
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TBuf8<KUsbDescSize_Config> iBuf;
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};
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// The Other_Speed_Configuration descriptor has same size and layout as the
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// standard Configuration descriptor, therefore we don't need a new definition.
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typedef TUsbcConfigDescriptor TUsbcOtherSpeedConfigDescriptor;
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class TUsbcInterfaceDescriptor : public TUsbcDescriptorBase
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{
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public:
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static TUsbcInterfaceDescriptor* New(TUint8 aInterfaceNumber, TUint8 aAlternateSetting, TInt NumEndpoints,
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const TUsbcClassInfo& aClassInfo);
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private:
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TUsbcInterfaceDescriptor();
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TInt Construct(TUint8 aInterfaceNumber, TUint8 aAlternateSetting, TInt aNumEndpoints,
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const TUsbcClassInfo& aClassInfo);
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TBuf8<KUsbDescSize_Interface> iBuf;
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};
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class TUsbcEndpointDescriptorBase : public TUsbcDescriptorBase
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{
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public:
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virtual void UpdateFs();
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virtual void UpdateHs();
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protected:
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TInt Construct(const TUsbcEndpointInfo& aEpInfo);
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TUsbcEndpointDescriptorBase();
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protected:
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/** Stores the endpoint size to be used for FS. */
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TInt iEpSize_Fs;
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/** Stores the endpoint size to be used for HS. */
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TInt iEpSize_Hs;
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/** Stores the endpoint polling interval to be used for FS. */
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TInt iInterval_Fs;
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/** Stores the endpoint polling interval to be used for HS. */
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TInt iInterval_Hs;
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};
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class TUsbcEndpointDescriptor : public TUsbcEndpointDescriptorBase
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{
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public:
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static TUsbcEndpointDescriptor* New(TUint8 aEndpointAddress, const TUsbcEndpointInfo& aEpInfo);
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private:
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TUsbcEndpointDescriptor();
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TInt Construct(TUint8 aEndpointAddress, const TUsbcEndpointInfo& aEpInfo);
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TBuf8<KUsbDescSize_Endpoint> iBuf;
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};
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class TUsbcAudioEndpointDescriptor : public TUsbcEndpointDescriptorBase
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{
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public:
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static TUsbcAudioEndpointDescriptor* New(TUint8 aEndpointAddress, const TUsbcEndpointInfo& aEpInfo);
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private:
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TUsbcAudioEndpointDescriptor();
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TInt Construct(TUint8 aEndpointAddress, const TUsbcEndpointInfo& aEpInfo);
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TBuf8<KUsbDescSize_AudioEndpoint> iBuf;
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};
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class TUsbcOtgDescriptor : public TUsbcDescriptorBase
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{
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public:
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static TUsbcOtgDescriptor* New(TBool aHnpSupport, TBool aSrpSupport);
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private:
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TUsbcOtgDescriptor();
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TInt Construct(TBool aHnpSupport, TBool aSrpSupport);
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TBuf8<KUsbDescSize_Otg> iBuf;
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};
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class TUsbcClassSpecificDescriptor : public TUsbcDescriptorBase
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{
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public:
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virtual ~TUsbcClassSpecificDescriptor();
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static TUsbcClassSpecificDescriptor* New(TUint8 aType, TInt aSize);
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private:
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TUsbcClassSpecificDescriptor();
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TInt Construct(TUint8 aType, TInt aSize);
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HBuf8* iBuf;
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};
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class TUsbcStringDescriptorBase
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{
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public:
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virtual ~TUsbcStringDescriptorBase();
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TUint16 Word(TInt aPosition) const;
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void SetWord(TInt aPosition, TUint16 aValue);
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TInt GetDescriptorData(TUint8* aBuffer) const;
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TInt GetDescriptorData(TUint8* aBuffer, TUint aMaxSize) const;
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const TDes8& StringData() const;
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TDes8& StringData();
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TUint Size() const;
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void SetBufferPointer(const TDesC8& aDes);
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protected:
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TUsbcStringDescriptorBase();
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TBuf8<2> iSBuf;
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TPtr8 iBufPtr;
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private:
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// TUint8 iIndex; // not needed in DescriptorPool: position == index
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};
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class TUsbcStringDescriptor : public TUsbcStringDescriptorBase
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{
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public:
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virtual ~TUsbcStringDescriptor();
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static TUsbcStringDescriptor* New(const TDesC8& aString);
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private:
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TUsbcStringDescriptor();
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TInt Construct(const TDesC8& aString);
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HBuf8* iBuf;
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};
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// Currently we support only one language, and thus there's no need to provide
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// a LangId string descriptor with more than one array element.
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class TUsbcLangIdDescriptor : public TUsbcStringDescriptorBase
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{
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public:
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virtual ~TUsbcLangIdDescriptor();
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static TUsbcLangIdDescriptor* New(TUint16 aLangId);
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private:
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TUsbcLangIdDescriptor();
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TInt Construct(TUint16 aLangId);
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TBuf8<2> iBuf;
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};
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class TUsbcDescriptorPool
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{
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public:
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TUsbcDescriptorPool(TUint8* aEp0_TxBuf);
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~TUsbcDescriptorPool();
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TInt Init(TUsbcDeviceDescriptor* aDeviceDesc, TUsbcConfigDescriptor* aConfigDesc,
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TUsbcLangIdDescriptor* aLangId, TUsbcStringDescriptor* aManufacturer,
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TUsbcStringDescriptor* aProduct, TUsbcStringDescriptor* aSerialNum,
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TUsbcStringDescriptor* aConfig, TUsbcOtgDescriptor* aOtgDesc);
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TInt InitHs();
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TInt UpdateDescriptorsFs();
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TInt UpdateDescriptorsHs();
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// Descriptors
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TInt FindDescriptor(TUint8 aType, TUint8 aIndex, TUint16 aLangid, TInt& aSize) const;
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void InsertDescriptor(TUsbcDescriptorBase* aDesc);
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void DeleteIfcDescriptor(TInt aNumber, TInt aSetting=0);
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// The TC in many of the following functions stands for 'ThreadCopy' because that's what happens there.
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TInt GetDeviceDescriptorTC(DThread* aThread, TDes8& aBuffer) const;
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TInt SetDeviceDescriptorTC(DThread* aThread, const TDes8& aBuffer);
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TInt GetConfigurationDescriptorTC(DThread* aThread, TDes8& aBuffer) const;
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TInt SetConfigurationDescriptorTC(DThread* aThread, const TDes8& aBuffer);
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TInt GetOtgDescriptorTC(DThread* aThread, TDes8& aBuffer) const;
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TInt SetOtgDescriptor(const TDesC8& aBuffer);
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TInt GetInterfaceDescriptorTC(DThread* aThread, TDes8& aBuffer, TInt aInterface, TInt aSetting) const;
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sl@0
|
286 |
TInt SetInterfaceDescriptor(const TDes8& aBuffer, TInt aInterface, TInt aSetting);
|
|
sl@0
|
287 |
TInt GetEndpointDescriptorTC(DThread* aThread, TDes8& aBuffer, TInt aInterface, TInt aSetting,
|
|
sl@0
|
288 |
TUint8 aEndpointAddress) const;
|
|
sl@0
|
289 |
TInt SetEndpointDescriptorTC(DThread* aThread, const TDes8& aBuffer, TInt aInterface, TInt aSetting,
|
|
sl@0
|
290 |
TUint8 aEndpointAddress);
|
|
sl@0
|
291 |
TInt GetEndpointDescriptorSize(TInt aInterface, TInt aSetting, TUint8 aEndpointAddress, TInt& aSize) const;
|
|
sl@0
|
292 |
TInt GetDeviceQualifierDescriptorTC(DThread* aThread, TDes8& aBuffer) const;
|
|
sl@0
|
293 |
TInt SetDeviceQualifierDescriptorTC(DThread* aThread, const TDes8& aBuffer);
|
|
sl@0
|
294 |
TInt GetOtherSpeedConfigurationDescriptorTC(DThread* aThread, TDes8& aBuffer) const;
|
|
sl@0
|
295 |
TInt SetOtherSpeedConfigurationDescriptorTC(DThread* aThread, const TDes8& aBuffer);
|
|
sl@0
|
296 |
TInt GetCSInterfaceDescriptorTC(DThread* aThread, TDes8& aBuffer, TInt aInterface, TInt aSetting) const;
|
|
sl@0
|
297 |
TInt SetCSInterfaceDescriptorTC(DThread* aThread, const TDes8& aBuffer, TInt aInterface, TInt aSetting,
|
|
sl@0
|
298 |
TInt aSize);
|
|
sl@0
|
299 |
TInt GetCSInterfaceDescriptorSize(TInt aInterface, TInt aSetting, TInt& aSize) const;
|
|
sl@0
|
300 |
TInt GetCSEndpointDescriptorTC(DThread* aThread, TDes8& aBuffer, TInt aInterface, TInt aSetting,
|
|
sl@0
|
301 |
TUint8 aEndpointAddress) const;
|
|
sl@0
|
302 |
TInt SetCSEndpointDescriptorTC(DThread* aThread, const TDes8& aBuffer, TInt aInterface, TInt aSetting,
|
|
sl@0
|
303 |
TUint8 aEndpointAddress, TInt aSize);
|
|
sl@0
|
304 |
TInt GetCSEndpointDescriptorSize(TInt aInterface, TInt aSetting, TUint8 aEndpointAddress, TInt& aSize) const;
|
|
sl@0
|
305 |
|
|
sl@0
|
306 |
// String descriptors
|
|
sl@0
|
307 |
void SetIfcStringDescriptor(TUsbcStringDescriptor* aDesc, TInt aNumber, TInt aSetting=0);
|
|
sl@0
|
308 |
TInt GetStringDescriptorLangIdTC(DThread* aThread, TDes8& aLangId) const;
|
|
sl@0
|
309 |
TInt SetStringDescriptorLangId(TUint16 aLangId);
|
|
sl@0
|
310 |
TInt GetManufacturerStringDescriptorTC(DThread* aThread, TDes8& aString) const;
|
|
sl@0
|
311 |
TInt SetManufacturerStringDescriptorTC(DThread* aThread, const TDes8& aString);
|
|
sl@0
|
312 |
TInt RemoveManufacturerStringDescriptor();
|
|
sl@0
|
313 |
TInt GetProductStringDescriptorTC(DThread* aThread, TDes8& aString) const;
|
|
sl@0
|
314 |
TInt SetProductStringDescriptorTC(DThread* aThread, const TDes8& aString);
|
|
sl@0
|
315 |
TInt RemoveProductStringDescriptor();
|
|
sl@0
|
316 |
TInt GetSerialNumberStringDescriptorTC(DThread* aThread, TDes8& aString) const;
|
|
sl@0
|
317 |
TInt SetSerialNumberStringDescriptorTC(DThread* aThread, const TDes8& aString);
|
|
sl@0
|
318 |
TInt RemoveSerialNumberStringDescriptor();
|
|
sl@0
|
319 |
TInt GetConfigurationStringDescriptorTC(DThread* aThread, TDes8& aString) const;
|
|
sl@0
|
320 |
TInt SetConfigurationStringDescriptorTC(DThread* aThread, const TDes8& aString);
|
|
sl@0
|
321 |
TInt RemoveConfigurationStringDescriptor();
|
|
sl@0
|
322 |
TInt GetStringDescriptorTC(DThread* aThread, TInt aIndex, TDes8& aString) const;
|
|
sl@0
|
323 |
TInt SetStringDescriptorTC(DThread* aThread, TInt aIndex, const TDes8& aString);
|
|
sl@0
|
324 |
TInt RemoveStringDescriptor(TInt aIndex);
|
|
sl@0
|
325 |
|
|
sl@0
|
326 |
private:
|
|
sl@0
|
327 |
// Descriptors
|
|
sl@0
|
328 |
void InsertIfcDesc(TUsbcDescriptorBase* aDesc);
|
|
sl@0
|
329 |
void InsertEpDesc(TUsbcDescriptorBase* aDesc);
|
|
sl@0
|
330 |
TInt FindIfcDescriptor(TInt aIfcNumber, TInt aIfcSetting) const;
|
|
sl@0
|
331 |
TInt FindEpDescriptor(TInt aIfcNumber, TInt aIfcSetting, TUint8 aEpAddress) const;
|
|
sl@0
|
332 |
void DeleteDescriptors(TInt aIndex, TInt aCount = 1);
|
|
sl@0
|
333 |
void UpdateConfigDescriptorLength(TInt aLength);
|
|
sl@0
|
334 |
void UpdateConfigDescriptorNumIfcs(TInt aNumber);
|
|
sl@0
|
335 |
void UpdateIfcNumbers(TInt aNumber);
|
|
sl@0
|
336 |
TInt GetDeviceDescriptor(TInt aIndex) const;
|
|
sl@0
|
337 |
TInt GetConfigurationDescriptor(TInt aIndex) const;
|
|
sl@0
|
338 |
TInt GetOtgDescriptor() const;
|
|
sl@0
|
339 |
|
|
sl@0
|
340 |
// String descriptors
|
|
sl@0
|
341 |
TInt GetStringDescriptor(TInt aIndex) const;
|
|
sl@0
|
342 |
TInt GetDeviceStringDescriptorTC(DThread* aThread, TDes8& aString, TInt aIndex, TInt aPosition) const;
|
|
sl@0
|
343 |
TInt SetDeviceStringDescriptorTC(DThread* aThread, const TDes8& aString, TInt aIndex, TInt aPosition);
|
|
sl@0
|
344 |
TInt RemoveDeviceStringDescriptor(TInt aIndex, TInt aPosition);
|
|
sl@0
|
345 |
void ExchangeStringDescriptor(TInt aIndex, const TUsbcStringDescriptor* aDesc);
|
|
sl@0
|
346 |
TBool AnyStringDescriptors() const;
|
|
sl@0
|
347 |
TBool StringDescriptorExists(TInt aIndex) const;
|
|
sl@0
|
348 |
TInt FindAvailableStringPos() const;
|
|
sl@0
|
349 |
|
|
sl@0
|
350 |
private:
|
|
sl@0
|
351 |
// Data members
|
|
sl@0
|
352 |
RPointerArray<TUsbcDescriptorBase> iDescriptors;
|
|
sl@0
|
353 |
RPointerArray<TUsbcStringDescriptorBase> iStrings;
|
|
sl@0
|
354 |
TInt iIfcIdx;
|
|
sl@0
|
355 |
TUint8* const iEp0_TxBuf; // points to the controller's ep0 TX buffer
|
|
sl@0
|
356 |
TBool iHighSpeed; // true if currently operating at high-speed
|
|
sl@0
|
357 |
};
|
|
sl@0
|
358 |
|
|
sl@0
|
359 |
|
|
sl@0
|
360 |
#endif // __USBCDESC_H__
|