Add usblib and utils

1 files changed, 163 insertions, 0 deletions

diff --git a/usblib/host/usbhaudio.h b/usblib/host/usbhaudio.h
new file mode 100644
index 0000000..fc768ee
--- /dev/null
+++ b/usblib/host/usbhaudio.h
@@ -0,0 +1,163 @@
+//*****************************************************************************

+//

+// usbhaudio.h - USB host audio class driver.

+//

+// Copyright (c) 2010-2014 Texas Instruments Incorporated.  All rights reserved.

+// Software License Agreement

+// 

+// Texas Instruments (TI) is supplying this software for use solely and

+// exclusively on TI's microcontroller products. The software is owned by

+// TI and/or its suppliers, and is protected under applicable copyright

+// laws. You may not combine this software with "viral" open-source

+// software in order to form a larger program.

+// 

+// THIS SOFTWARE IS PROVIDED "AS IS" AND WITH ALL FAULTS.

+// NO WARRANTIES, WHETHER EXPRESS, IMPLIED OR STATUTORY, INCLUDING, BUT

+// NOT LIMITED TO, IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR

+// A PARTICULAR PURPOSE APPLY TO THIS SOFTWARE. TI SHALL NOT, UNDER ANY

+// CIRCUMSTANCES, BE LIABLE FOR SPECIAL, INCIDENTAL, OR CONSEQUENTIAL

+// DAMAGES, FOR ANY REASON WHATSOEVER.

+// 

+// This is part of revision 2.1.0.12573 of the Tiva USB Library.

+//

+//*****************************************************************************

+

+#ifndef __USBHAUDIO_H__

+#define __USBHAUDIO_H__

+

+//*****************************************************************************

+//

+// If building with a C++ compiler, make all of the definitions in this header

+// have a C binding.

+//

+//*****************************************************************************

+#ifdef __cplusplus

+extern "C"

+{

+#endif

+

+//*****************************************************************************

+//

+//! \addtogroup usblib_host_class

+//! @{

+//

+//*****************************************************************************

+

+//*****************************************************************************

+//

+// USB host audio specific events

+//

+//*****************************************************************************

+

+//*****************************************************************************

+//

+//! This USB host audio event indicates that the device is connected and

+//! ready to send or receive buffers.  The \e pvBuffer and \e ui32Param

+//! values are not used in this event.

+//

+//*****************************************************************************

+#define USBH_AUDIO_EVENT_OPEN   (USBH_AUDIO_EVENT_BASE + 0)

+

+//*****************************************************************************

+//

+//! This USB host audio event indicates that the previously connected device

+//! has been disconnected. The \e pvBuffer and \e ui32Param values are not used

+//! in this event.

+//

+//*****************************************************************************

+#define USBH_AUDIO_EVENT_CLOSE  (USBH_AUDIO_EVENT_BASE + 1)

+

+//*****************************************************************************

+//

+// This definition is used with the USBHostAudioFormatGet() and

+// USBHostAudioFormatSet() API's to determine if the audio input is being

+// accesses(USBH_AUDIO_FORMAT_IN set) or audio output(USBH_AUDIO_FORMAT clear).

+//

+//*****************************************************************************

+#define USBH_AUDIO_FORMAT_IN    0x00000001

+#define USBH_AUDIO_FORMAT_OUT   0x00000000

+

+typedef struct

+{

+    uint8_t ui8Channels;

+    uint8_t ui8Bits;

+    uint32_t ui32SampleRate;

+}

+tUSBAudioFormat;

+

+typedef struct tUSBHostAudioInstance tUSBHostAudioInstance;

+

+//*****************************************************************************

+//

+// The prototype for the host USB Audio driver callback function.

+//

+//*****************************************************************************

+typedef void (*tUSBHostAudioCallback)(tUSBHostAudioInstance *psAudioInstance,

+                                      uint32_t ui32Event,

+                                      uint32_t ui32MsgParam,

+                                      void *pvMsgData);

+

+//*****************************************************************************

+//

+// API Function Prototypes

+//

+//*****************************************************************************

+extern tUSBHostAudioInstance * USBHostAudioOpen(uint32_t ui32Index,

+                                           tUSBHostAudioCallback pfnCallback);

+extern void USBHostAudioClose(tUSBHostAudioInstance *psAudioInstance);

+extern int32_t USBHostAudioPlay(tUSBHostAudioInstance *psAudioInstance,

+                                void *pvBuffer, uint32_t ui32Size,

+                                tUSBHostAudioCallback pfnCallback);

+

+extern uint32_t USBHostAudioFormatGet(tUSBHostAudioInstance *psAudioInstance,

+                                      uint32_t ui32SampleRate,

+                                      uint32_t ui32Bits, uint32_t ui32Channels,

+                                      uint32_t ui32Flags);

+extern uint32_t USBHostAudioFormatSet(tUSBHostAudioInstance *psAudioInstance,

+                                      uint32_t ui32SampleRate,

+                                      uint32_t ui32Bits, uint32_t ui32Channels,

+                                      uint32_t ui32Flags);

+

+extern int32_t USBHostAudioRecord(tUSBHostAudioInstance *psAudioInstance,

+                                  void *pvBuffer, uint32_t ui32Size,

+                                  tUSBHostAudioCallback pfnAudioCallback);

+

+extern uint32_t USBHostAudioVolumeGet(tUSBHostAudioInstance *psAudioInstance,

+                                      uint32_t ui32Interface,

+                                      uint32_t ui32Channel);

+

+extern void USBHostAudioVolumeSet(tUSBHostAudioInstance *psAudioInstance,

+                                  uint32_t ui32Interface, uint32_t ui32Channel,

+                                  uint32_t ui32Value);

+

+extern uint32_t USBHostAudioVolumeMaxGet(tUSBHostAudioInstance *psAudioInstance,

+                                         uint32_t ui32Interface,

+                                         uint32_t ui32Channel);

+

+extern uint32_t USBHostAudioVolumeMinGet(tUSBHostAudioInstance *psAudioInstance,

+                                         uint32_t ui32Interface,

+                                         uint32_t ui32Channel);

+

+extern uint32_t USBHostAudioVolumeResGet(tUSBHostAudioInstance *psAudioInstance,

+                                           uint32_t ui32Interface,

+                                           uint32_t ui32Channel);

+extern uint32_t USBHostAudioLPMSleep(tUSBHostAudioInstance *psAudioInstance);

+extern uint32_t USBHostAudioLPMStatus(tUSBHostAudioInstance *psAudioInstance);

+

+//*****************************************************************************

+//

+//! @}

+//

+//*****************************************************************************

+

+//*****************************************************************************

+//

+// Mark the end of the C bindings section for C++ compilers.

+//

+//*****************************************************************************

+#ifdef __cplusplus

+}

+#endif

+

+#endif

+