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All USB class drivers are now automatically included when LUFA/Drivers/USB.h is included, and no longer need to be seperately included.

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All LowLevel demos changed to use the constants and types defined in the USB class drivers.
This commit is contained in:
Dean Camera 2010-10-24 22:53:57 +00:00
parent 8f3bee7d86
commit b37d77eab3
208 changed files with 589 additions and 2910 deletions
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254
Demos/Device/LowLevel/AudioOutput/Descriptors.h
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@ -42,95 +42,6 @@
#include <avr/pgmspace.h>
/* Macros: */
/** Audio class descriptor subtype value for a Audio class specific header descriptor. */
#define DSUBTYPE_AudioHeader 0x01
/** Audio class descriptor subtype value for an Output Terminal Audio class specific descriptor. */
#define DSUBTYPE_InputTerminal 0x02
/** Audio class descriptor subtype value for an Input Terminal Audio class specific descriptor. */
#define DSUBTYPE_OutputTerminal 0x03
/** Audio class descriptor subtype value for a Feature Unit Audio class specific descriptor. */
#define DSUBTYPE_FeatureUnit 0x06
/** Audio class descriptor subtype value for a general Audio class specific descriptor. */
#define DSUBTYPE_General 0x01
/** Audio class descriptor subtype value for an Audio class specific descriptor indicating the format of an audio stream. */
#define DSUBTYPE_Format 0x02
//@{
/** Supported channel mask for an Audio class terminal descriptor. See the Audio class specification for more details. */
#define CHANNEL_LEFT_FRONT (1 << 0)
#define CHANNEL_RIGHT_FRONT (1 << 1)
#define CHANNEL_CENTER_FRONT (1 << 2)
#define CHANNEL_LOW_FREQ_ENHANCE (1 << 3)
#define CHANNEL_LEFT_SURROUND (1 << 4)
#define CHANNEL_RIGHT_SURROUND (1 << 5)
#define CHANNEL_LEFT_OF_CENTER (1 << 6)
#define CHANNEL_RIGHT_OF_CENTER (1 << 7)
#define CHANNEL_SURROUND (1 << 8)
#define CHANNEL_SIDE_LEFT (1 << 9)
#define CHANNEL_SIDE_RIGHT (1 << 10)
#define CHANNEL_TOP (1 << 11)
//@}
//@{
/** Supported feature mask for an Audio class feature unit descriptor. See the Audio class specification for more details. */
#define FEATURE_MUTE (1 << 0)
#define FEATURE_VOLUME (1 << 1)
#define FEATURE_BASS (1 << 2)
#define FEATURE_MID (1 << 3)
#define FEATURE_TREBLE (1 << 4)
#define FEATURE_GRAPHIC_EQUALIZER (1 << 5)
#define FEATURE_AUTOMATIC_GAIN (1 << 6)
#define FEATURE_DELAY (1 << 7)
#define FEATURE_BASS_BOOST (1 << 8)
#define FEATURE_BASS_LOUDNESS (1 << 9)
//@}
//@{
/** Terminal type constant for an Audio class terminal descriptor. See the Audio class specification for more details. */
#define TERMINAL_UNDEFINED 0x0100
#define TERMINAL_STREAMING 0x0101
#define TERMINAL_VENDOR 0x01FF
#define TERMINAL_IN_UNDEFINED 0x0200
#define TERMINAL_IN_MIC 0x0201
#define TERMINAL_IN_DESKTOP_MIC 0x0202
#define TERMINAL_IN_PERSONAL_MIC 0x0203
#define TERMINAL_IN_OMNIDIR_MIC 0x0204
#define TERMINAL_IN_MIC_ARRAY 0x0205
#define TERMINAL_IN_PROCESSING_MIC 0x0206
#define TERMINAL_IN_OUT_UNDEFINED 0x0300
#define TERMINAL_OUT_SPEAKER 0x0301
#define TERMINAL_OUT_HEADPHONES 0x0302
#define TERMINAL_OUT_HEAD_MOUNTED 0x0303
#define TERMINAL_OUT_DESKTOP 0x0304
#define TERMINAL_OUT_ROOM 0x0305
#define TERMINAL_OUT_COMMUNICATION 0x0306
#define TERMINAL_OUT_LOWFREQ 0x0307
//@}
/** Convenience macro, to fill a 24-bit AudioSampleFreq_t structure with the given sample rate as a 24-bit number.
*
* \param[in] freq Required audio sampling frequency in HZ
*/
#define SAMPLE_FREQ(freq) {LowWord: ((uint32_t)(freq) & 0x00FFFF), HighByte: (((uint32_t)(freq) >> 16) & 0x0000FF)}
/** Mask for the attributes parameter of an Audio class specific Endpoint descriptor, indicating that the endpoint
* accepts only filled endpoint packets of audio samples.
*/
#define EP_ACCEPTS_ONLY_FULL_PACKETS (1 << 7)
/** Mask for the attributes parameter of an Audio class specific Endpoint descriptor, indicating that the endpoint
* will accept partially filled endpoint packets of audio samples.
*/
#define EP_ACCEPTS_SMALL_PACKETS (0 << 7)
/** Endpoint number of the Audio isochronous streaming data endpoint. */
#define AUDIO_STREAM_EPNUM 1
@ -144,165 +55,23 @@
#define AUDIO_SAMPLE_FREQUENCY 48000
/* Type Defines: */
/** Type define for an Audio class specific interface descriptor. This follows a regular interface descriptor to
* supply extra information about the audio device's layout to the host. See the USB Audio specification for more
* details.
*/
typedef struct
{
USB_Descriptor_Header_t Header; /**< Regular descriptor header containing the descriptor's type and length */
uint8_t Subtype; /**< Sub type value used to distinguish between audio class specific descriptors */
uint16_t ACSpecification; /**< Binary coded decimal value, indicating the supported Audio Class specification version */
uint16_t TotalLength; /**< Total length of the Audio class specific descriptors, including this descriptor */
uint8_t InCollection; /**< Total number of audio class interfaces within this device */
uint8_t InterfaceNumbers[1]; /**< Interface numbers of each audio interface */
} USB_Audio_Interface_AC_t;
/** Type define for an Audio class specific Feature Unit descriptor. This indicates to the host what features
* are present in the device's audio stream for basic control, such as per-channel volume. See the USB Audio
* specification for more details.
*/
typedef struct
{
USB_Descriptor_Header_t Header; /**< Regular descriptor header containing the descriptor's type and length */
uint8_t Subtype; /**< Sub type value used to distinguish between audio class specific descriptors */
uint8_t UnitID; /**< ID value of this feature unit - must be a unique value within the device */
uint8_t SourceID; /**< Source ID value of the audio source input into this feature unit */
uint8_t ControlSize; /**< Size of each element in the ChanelControlls array */
uint8_t ChannelControls[3]; /**< Feature masks for the control channel, and each separate audio channel */
uint8_t FeatureUnitStrIndex; /**< Index of a string descriptor describing this descriptor within the device */
} USB_Audio_FeatureUnit_t;
/** Type define for an Audio class specific input terminal descriptor. This indicates to the host that the device
* contains an input audio source, either from a physical terminal on the device, or a logical terminal (for example,
* a USB endpoint). See the USB Audio specification for more details.
*/
typedef struct
{
USB_Descriptor_Header_t Header; /**< Regular descriptor header containing the descriptor's type and length */
uint8_t Subtype; /**< Sub type value used to distinguish between audio class specific descriptors */
uint8_t TerminalID; /**< ID value of this terminal unit - must be a unique value within the device */
uint16_t TerminalType; /**< Type of terminal, a TERMINAL_* mask */
uint8_t AssociatedOutputTerminal; /**< ID of associated output terminal, for physically grouped terminals
* such as the speaker and microphone of a phone handset
*/
uint8_t TotalChannels; /**< Total number of separate audio channels within this interface (right, left, etc.) */
uint16_t ChannelConfig; /**< CHANNEL_* masks indicating what channel layout is supported by this terminal */
uint8_t ChannelStrIndex; /**< Index of a string descriptor describing this channel within the device */
uint8_t TerminalStrIndex; /**< Index of a string descriptor describing this descriptor within the device */
} USB_Audio_InputTerminal_t;
/** Type define for an Audio class specific output terminal descriptor. This indicates to the host that the device
* contains an output audio sink, either to a physical terminal on the device, or a logical terminal (for example,
* a USB endpoint). See the USB Audio specification for more details.
*/
typedef struct
{
USB_Descriptor_Header_t Header; /**< Regular descriptor header containing the descriptor's type and length */
uint8_t Subtype; /**< Sub type value used to distinguish between audio class specific descriptors */
uint8_t TerminalID; /**< ID value of this terminal unit - must be a unique value within the device */
uint16_t TerminalType; /**< Type of terminal, a TERMINAL_* mask */
uint8_t AssociatedInputTerminal; /**< ID of associated input terminal, for physically grouped terminals
* such as the speaker and microphone of a phone handset
*/
uint8_t SourceID; /**< ID value of the unit this terminal's audio is sourced from */
uint8_t TerminalStrIndex; /**< Index of a string descriptor describing this descriptor within the device */
} USB_Audio_OutputTerminal_t;
/** Type define for an Audio class specific streaming interface descriptor. This indicates to the host
* how audio streams within the device are formatted. See the USB Audio specification for more details.
*/
typedef struct
{
USB_Descriptor_Header_t Header; /**< Regular descriptor header containing the descriptor's type and length */
uint8_t Subtype; /**< Sub type value used to distinguish between audio class specific descriptors */
uint8_t TerminalLink; /**< ID value of the output terminal this descriptor is describing */
uint8_t FrameDelay; /**< Delay in frames resulting from the complete sample processing from input to output */
uint16_t AudioFormat; /**< Format of the audio stream, see Audio Device Formats specification */
} USB_Audio_Interface_AS_t;
/** Type define for a 24bit audio sample frequency structure. GCC does not contain a built in 24bit datatype,
* this this structure is used to build up the value instead. Fill this structure with the SAMPLE_FREQ() macro.
*/
typedef struct
{
uint16_t LowWord; /**< Low 16 bits of the 24-bit value */
uint8_t HighByte; /**< Upper 8 bits of the 24-bit value */
} Audio_SampleFreq_t;
/** Type define for an Audio class specific audio format descriptor. This is used to give the host full details
* about the number of channels, the sample resolution, acceptable sample frequencies and encoding method used
* in the device's audio streams. See the USB Audio specification for more details.
*/
typedef struct
{
USB_Descriptor_Header_t Header; /**< Regular descriptor header containing the descriptor's type and length */
uint8_t Subtype; /**< Sub type value used to distinguish between audio class specific descriptors */
uint8_t FormatType; /**< Format of the audio stream, see Audio Device Formats specification */
uint8_t Channels; /**< Total number of discrete channels in the stream */
uint8_t SubFrameSize; /**< Size in bytes of each channel's sample data in the stream */
uint8_t BitResolution; /**< Bits of resolution of each channel's samples in the stream */
uint8_t SampleFrequencyType; /**< Total number of sample frequencies supported by the device */
Audio_SampleFreq_t SampleFrequencies[1]; /**< Sample frequencies supported by the device */
} USB_Audio_Format_t;
/** Type define for an Audio class specific endpoint descriptor. This contains a regular endpoint
* descriptor with a few Audio-class specific extensions. See the USB Audio specification for more details.
*/
typedef struct
{
USB_Descriptor_Endpoint_t Endpoint; /**< Standard endpoint descriptor describing the audio endpoint */
uint8_t Refresh; /**< Always set to zero */
uint8_t SyncEndpointNumber; /**< Endpoint address to send synchronization information to, if needed (zero otherwise) */
} USB_Audio_StreamEndpoint_Std_t;
/** Type define for an Audio class specific extended endpoint descriptor. This contains extra information
* on the usage of endpoints used to stream audio in and out of the USB Audio device, and follows an Audio
* class specific extended endpoint descriptor. See the USB Audio specification for more details.
*/
typedef struct
{
USB_Descriptor_Header_t Header; /**< Regular descriptor header containing the descriptor's type and length */
uint8_t Subtype; /**< Sub type value used to distinguish between audio class specific descriptors */
uint8_t Attributes; /**< Audio class specific endpoint attributes, such as ACCEPTS_SMALL_PACKETS */
uint8_t LockDelayUnits; /**< Units used for the LockDelay field, see Audio class specification */
uint16_t LockDelay; /**< Time required to internally lock endpoint's internal clock recovery circuitry */
} USB_Audio_StreamEndpoint_Spc_t;
/** Type define for the device configuration descriptor structure. This must be defined in the
* application code, as the configuration descriptor contains several sub-descriptors which
* vary between devices, and which describe the device's usage to the host.
*/
typedef struct
{
USB_Descriptor_Configuration_Header_t Config;
USB_Descriptor_Interface_t Audio_ControlInterface;
USB_Audio_Interface_AC_t Audio_ControlInterface_SPC;
USB_Audio_InputTerminal_t Audio_InputTerminal;
USB_Audio_OutputTerminal_t Audio_OutputTerminal;
USB_Descriptor_Interface_t Audio_StreamInterface_Alt0;
USB_Descriptor_Interface_t Audio_StreamInterface_Alt1;
USB_Audio_Interface_AS_t Audio_StreamInterface_SPC;
USB_Audio_Format_t Audio_AudioFormat;
USB_Audio_StreamEndpoint_Std_t Audio_StreamEndpoint;
USB_Audio_StreamEndpoint_Spc_t Audio_StreamEndpoint_SPC;
USB_Descriptor_Configuration_Header_t Config;
USB_Descriptor_Interface_t Audio_ControlInterface;
USB_Audio_Descriptor_Interface_AC_t Audio_ControlInterface_SPC;
USB_Audio_Descriptor_InputTerminal_t Audio_InputTerminal;
USB_Audio_Descriptor_OutputTerminal_t Audio_OutputTerminal;
USB_Descriptor_Interface_t Audio_StreamInterface_Alt0;
USB_Descriptor_Interface_t Audio_StreamInterface_Alt1;
USB_Audio_Descriptor_Interface_AS_t Audio_StreamInterface_SPC;
USB_Audio_Descriptor_Format_t Audio_AudioFormat;
USB_Audio_Descriptor_StreamEndpoint_Std_t Audio_StreamEndpoint;
USB_Audio_Descriptor_StreamEndpoint_Spc_t Audio_StreamEndpoint_SPC;
} USB_Descriptor_Configuration_t;
/* Function Prototypes: */
@ -312,4 +81,3 @@
ATTR_WARN_UNUSED_RESULT ATTR_NON_NULL_PTR_ARG(3);
#endif