diff options
Diffstat (limited to 'Software/Code_Composer/twine_usblib/usb_serial_structs.c')
| -rw-r--r-- | Software/Code_Composer/twine_usblib/usb_serial_structs.c | 211 |
1 files changed, 211 insertions, 0 deletions
diff --git a/Software/Code_Composer/twine_usblib/usb_serial_structs.c b/Software/Code_Composer/twine_usblib/usb_serial_structs.c new file mode 100644 index 000000000..eaf5eebf4 --- /dev/null +++ b/Software/Code_Composer/twine_usblib/usb_serial_structs.c @@ -0,0 +1,211 @@ +//***************************************************************************** +// +// usb_serial_structs.c - Data structures defining this CDC USB device. +// +// Copyright (c) 2013-2017 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 2.1.4.178 of the DK-TM4C129X Firmware Package. +// +//***************************************************************************** + +#include <stdbool.h> +#include <stdint.h> +#include "inc/hw_types.h" +#include "driverlib/usb.h" +#include "usblib/usblib.h" +#include "usblib/usbcdc.h" +#include "usblib/usb-ids.h" +#include "usblib/device/usbdevice.h" +#include "usblib/device/usbdcdc.h" +#include "usb_serial_structs.h" + +#define USB_BUFFER_SIZE 1024 + +//***************************************************************************** +// +// The languages supported by this device. +// +//***************************************************************************** +const uint8_t g_pui8LangDescriptor[] = +{ + 4, + USB_DTYPE_STRING, + USBShort(USB_LANG_EN_US) +}; + +//***************************************************************************** +// +// The manufacturer string. +// +//***************************************************************************** +const uint8_t g_pui8ManufacturerString[] = +{ + (17 + 1) * 2, + USB_DTYPE_STRING, + 'T', 0, 'e', 0, 'x', 0, 'a', 0, 's', 0, ' ', 0, 'I', 0, 'n', 0, 's', 0, + 't', 0, 'r', 0, 'u', 0, 'm', 0, 'e', 0, 'n', 0, 't', 0, 's', 0, +}; + +//***************************************************************************** +// +// The product string. +// +//***************************************************************************** +const uint8_t g_pui8ProductString[] = +{ + 2 + (16 * 2), + USB_DTYPE_STRING, + 'V', 0, 'i', 0, 'r', 0, 't', 0, 'u', 0, 'a', 0, 'l', 0, ' ', 0, + 'C', 0, 'O', 0, 'M', 0, ' ', 0, 'P', 0, 'o', 0, 'r', 0, 't', 0 +}; + +//***************************************************************************** +// +// The serial number string. +// +//***************************************************************************** +const uint8_t g_pui8SerialNumberString[] = +{ + 2 + (8 * 2), + USB_DTYPE_STRING, + '1', 0, '2', 0, '3', 0, '4', 0, '5', 0, '6', 0, '7', 0, '8', 0 +}; + +//***************************************************************************** +// +// The control interface description string. +// +//***************************************************************************** +const uint8_t g_pui8ControlInterfaceString[] = +{ + 2 + (21 * 2), + USB_DTYPE_STRING, + 'A', 0, 'C', 0, 'M', 0, ' ', 0, 'C', 0, 'o', 0, 'n', 0, 't', 0, + 'r', 0, 'o', 0, 'l', 0, ' ', 0, 'I', 0, 'n', 0, 't', 0, 'e', 0, + 'r', 0, 'f', 0, 'a', 0, 'c', 0, 'e', 0 +}; + +//***************************************************************************** +// +// The configuration description string. +// +//***************************************************************************** +const uint8_t g_pui8ConfigString[] = +{ + 2 + (26 * 2), + USB_DTYPE_STRING, + 'S', 0, 'e', 0, 'l', 0, 'f', 0, ' ', 0, 'P', 0, 'o', 0, 'w', 0, + 'e', 0, 'r', 0, 'e', 0, 'd', 0, ' ', 0, 'C', 0, 'o', 0, 'n', 0, + 'f', 0, 'i', 0, 'g', 0, 'u', 0, 'r', 0, 'a', 0, 't', 0, 'i', 0, + 'o', 0, 'n', 0 +}; + +//***************************************************************************** +// +// The descriptor string table. +// +//***************************************************************************** +const uint8_t * const g_pui8StringDescriptors[] = +{ + g_pui8LangDescriptor, + g_pui8ManufacturerString, + g_pui8ProductString, + g_pui8SerialNumberString, + g_pui8ControlInterfaceString, + g_pui8ConfigString +}; + +#define NUM_STRING_DESCRIPTORS (sizeof(g_pui8StringDescriptors) / \ + sizeof(uint8_t *)) + +//***************************************************************************** +// +// CDC device callback function prototypes. +// +//***************************************************************************** +uint32_t RxHandler(void *pvCBData, uint32_t ui32Event, uint32_t ui32MsgValue, + void *pvMsgData); +uint32_t TxHandler(void *pvCBData, uint32_t ui32Event, uint32_t ui32MsgValue, + void *pvMsgData); +uint32_t ControlHandler(void *pvCBData, uint32_t ui32Event, + uint32_t ui32MsgValue, void *pvMsgData); + +//***************************************************************************** +// +// The CDC device initialization and customization structures. In this case, +// we are using USBBuffers between the CDC device class driver and the +// application code. The function pointers and callback data values are set +// to insert a buffer in each of the data channels, transmit and receive. +// +// With the buffer in place, the CDC channel callback is set to the relevant +// channel function and the callback data is set to point to the channel +// instance data. The buffer, in turn, has its callback set to the application +// function and the callback data set to our CDC instance structure. +// +//***************************************************************************** +tCDCSerInstance g_sCDCInstance; +tUSBDCDCDevice g_sCDCDevice = +{ + USB_VID_TI_1CBE, + USB_PID_SERIAL, + 0, + USB_CONF_ATTR_SELF_PWR, + ControlHandler, + (void *)&g_sCDCDevice, + USBBufferEventCallback, + (void *)&g_sRxBuffer, + USBBufferEventCallback, + (void *)&g_sTxBuffer, + g_pui8StringDescriptors, + NUM_STRING_DESCRIPTORS, +}; + +//***************************************************************************** +// +// Receive buffer (from the USB perspective). +// +//***************************************************************************** +uint8_t g_pui8USBRxBuffer[USB_BUFFER_SIZE]; +tUSBBuffer g_sRxBuffer = +{ + false, // This is a receive buffer. + RxHandler, // pfnCallback + (void *)&g_sCDCDevice, // Callback data is our device pointer. + USBDCDCPacketRead, // pfnTransfer + USBDCDCRxPacketAvailable, // pfnAvailable + (void *)&g_sCDCDevice, // pvHandle + g_pui8USBRxBuffer, // pui8Buffer + USB_BUFFER_SIZE, // ui32BufferSize +}; + +//***************************************************************************** +// +// Transmit buffer (from the USB perspective). +// +//***************************************************************************** +uint8_t g_pui8USBTxBuffer[USB_BUFFER_SIZE]; +tUSBBuffer g_sTxBuffer = +{ + true, // This is a transmit buffer. + TxHandler, // pfnCallback + (void *)&g_sCDCDevice, // Callback data is our device pointer. + USBDCDCPacketWrite, // pfnTransfer + USBDCDCTxPacketAvailable, // pfnAvailable + (void *)&g_sCDCDevice, // pvHandle + g_pui8USBTxBuffer, // pcBuffer + USB_BUFFER_SIZE, // ulBufferSize +}; |