tinyUSB/examples/device/dfu/src/tusb_config.h

/*
 * tusb_config.h
 *
 *  Created on: May 5, 2021
 *      Author: Jeremiah McCarthy
 */

#ifndef TUSB_CONFIG_H_
#define TUSB_CONFIG_H_

#ifdef __cplusplus
 extern "C" {
#endif

//--------------------------------------------------------------------
// COMMON CONFIGURATION
//--------------------------------------------------------------------

// defined by board.mk
#ifndef CFG_TUSB_MCU
  #error CFG_TUSB_MCU must be defined
#endif

// RHPort number used for device can be defined by board.mk, default to port 0
#ifndef BOARD_DEVICE_RHPORT_NUM
  #define BOARD_DEVICE_RHPORT_NUM     0
#endif

// RHPort max operational speed can defined by board.mk
// Default to Highspeed for MCU with internal HighSpeed PHY (can be port specific), otherwise FullSpeed
#ifndef BOARD_DEVICE_RHPORT_SPEED
  #if (CFG_TUSB_MCU == OPT_MCU_LPC18XX || CFG_TUSB_MCU == OPT_MCU_LPC43XX || CFG_TUSB_MCU == OPT_MCU_MIMXRT10XX || \
       CFG_TUSB_MCU == OPT_MCU_NUC505  || CFG_TUSB_MCU == OPT_MCU_CXD56)
    #define BOARD_DEVICE_RHPORT_SPEED   OPT_MODE_HIGH_SPEED
  #else
    #define BOARD_DEVICE_RHPORT_SPEED   OPT_MODE_FULL_SPEED
  #endif
#endif

// Device mode with rhport and speed defined by board.mk
#if   BOARD_DEVICE_RHPORT_NUM == 0
  #define CFG_TUSB_RHPORT0_MODE     (OPT_MODE_DEVICE | BOARD_DEVICE_RHPORT_SPEED)
#elif BOARD_DEVICE_RHPORT_NUM == 1
  #define CFG_TUSB_RHPORT1_MODE     (OPT_MODE_DEVICE | BOARD_DEVICE_RHPORT_SPEED)
#else
  #error "Incorrect RHPort configuration"
#endif

#ifndef CFG_TUSB_OS
#define CFG_TUSB_OS               OPT_OS_NONE
#endif

// CFG_TUSB_DEBUG is defined by compiler in DEBUG build
// #define CFG_TUSB_DEBUG           0

/* USB DMA on some MCUs can only access a specific SRAM region with restriction on alignment.
 * Tinyusb use follows macros to declare transferring memory so that they can be put
 * into those specific section.
 * e.g
 * - CFG_TUSB_MEM SECTION : __attribute__ (( section(".usb_ram") ))
 * - CFG_TUSB_MEM_ALIGN   : __attribute__ ((aligned(4)))
 */
#ifndef CFG_TUSB_MEM_SECTION
#define CFG_TUSB_MEM_SECTION
#endif

#ifndef CFG_TUSB_MEM_ALIGN
#define CFG_TUSB_MEM_ALIGN          __attribute__ ((aligned(4)))
#endif

//--------------------------------------------------------------------
// DEVICE CONFIGURATION
//--------------------------------------------------------------------

#ifndef CFG_TUD_ENDPOINT0_SIZE
#define CFG_TUD_ENDPOINT0_SIZE    64
#endif

//------------- CLASS -------------//
#define CFG_TUD_DFU    1

// DFU buffer size, it has to be set to the buffer size used in TUD_DFU_DESCRIPTOR
#define CFG_TUD_DFU_XFER_BUFSIZE    512

#ifdef __cplusplus
 }
#endif

#endif /* TUSB_CONFIG_H_ */