jumperless-boardboard-v5/RP23V50firmware/include/custom_tusb_config.h

/*
    The MIT License (MIT)

    Copyright (c) 2018, hathach for Adafruit

    Permission is hereby granted, free of charge, to any person obtaining a copy
    of this software and associated documentation files (the "Software"), to
   deal in the Software without restriction, including without limitation the
   rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
   sell copies of the Software, and to permit persons to whom the Software is
    furnished to do so, subject to the following conditions:

    The above copyright notice and this permission notice shall be included in
    all copies or substantial portions of the Software.

    THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
    IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
    FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
    AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
    LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
   FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
   IN THE SOFTWARE.
*/



#ifndef _TUSB_CONFIG_RP2040_H_
#define _TUSB_CONFIG_RP2040_H_

#include "usb_interface_config.h"

#ifdef __cplusplus
extern "C" {
#endif

//--------------------------------------------------------------------
// COMMON CONFIGURATION
//--------------------------------------------------------------------
// CRITICAL: Enable high-speed mode for RP2350B
#define CFG_TUSB_RHPORT0_MODE (OPT_MODE_DEVICE | OPT_MODE_HIGH_SPEED)

// Enable device stack
#define CFG_TUD_ENABLED 1

// Enable host stack with pio-usb if Pico-PIO-USB library is available
#if __has_include("pio_usb.h")
#define CFG_TUH_ENABLED 1
#define CFG_TUH_RPI_PIO_USB 1
#endif

#ifndef CFG_TUSB_MCU
#define CFG_TUSB_MCU OPT_MCU_RP2040
#endif
#define CFG_TUSB_OS OPT_OS_PICO

#ifndef CFG_TUSB_DEBUG
#define CFG_TUSB_DEBUG 1
#endif

// For selectively disable device log (when > CFG_TUSB_DEBUG)
// #define CFG_TUD_LOG_LEVEL 3
// #define CFG_TUH_LOG_LEVEL 3

// #define CFG_TUSB_MEM_SECTION
// #define CFG_TUSB_MEM_ALIGN TU_ATTR_ALIGNED(16)  // Increased from 4 for better DMA performance

// // STREAMING OPTIMIZATIONS: Enable double packet buffering for better throughput
// #define CFG_TUD_BULK_DOUBLE_PACKET_BUFFERING 0

//--------------------------------------------------------------------
// Device Configuration
//--------------------------------------------------------------------

#define CFG_TUD_ENDPOINT0_SIZE 64

// CRITICAL: Disable auto-generated descriptors FIRST
#define CFG_TUD_DESC_AUTO 0

#define CFG_TUD_CDC USB_CDC_ENABLE_COUNT

// Enable multiple CDC descriptors - OPTIMIZED FOR STREAMING
#define CFG_TUD_CDC_EP_BUFSIZE 64   // Match USB 2.0 bulk packet size for efficiency

#define CFG_TUD_MSC USB_MSC_ENABLE
#define CFG_TUD_MIDI USB_MIDI_ENABLE
#define CFG_TUD_VENDOR USB_VENDOR_ENABLE

// CDC FIFO size of TX and RX - OPTIMIZED FOR HIGH-THROUGHPUT STREAMING
#define CFG_TUD_CDC_RX_BUFSIZE 4096   // Keep RX buffer reasonable
#define CFG_TUD_CDC_TX_BUFSIZE 4096  // Larger TX buffer for streaming - double the previous size

// STREAMING PERFORMANCE OPTIMIZATIONS
#define CFG_TUSB_OPT_HIGH_SPEED 1
#define CFG_TUSB_OPT_PACKET_SIZE 512  // USB 2.0 bulk packet size

// Additional streaming optimizations
#define CFG_TUD_CDC_TX_FLUSH_THRESHOLD 512  // Flush when we have a full packet
#define CFG_TUD_CDC_STREAM_MODE 1            // Enable streaming mode optimizations

// MSC Buffer size of Device Mass storage
#define CFG_TUD_MSC_EP_BUFSIZE 64

// HID buffer size Should be sufficient to hold ID (if any) + Data
#define CFG_TUD_HID_EP_BUFSIZE 64

// MIDI FIFO size of TX and RX
#define CFG_TUD_MIDI_RX_BUFSIZE 128
#define CFG_TUD_MIDI_TX_BUFSIZE 128

// Vendor FIFO size of TX and RX
#define CFG_TUD_VENDOR_RX_BUFSIZE 64
#define CFG_TUD_VENDOR_TX_BUFSIZE 64

//--------------------------------------------------------------------
// Host Configuration
//--------------------------------------------------------------------

// Size of buffer to hold descriptors and other data used for enumeration
#define CFG_TUH_ENUMERATION_BUFSIZE 256

// Number of hub devices
#define CFG_TUH_HUB 1

// max device support (excluding hub device): 1 hub typically has 4 ports
#define CFG_TUH_DEVICE_MAX (3 * CFG_TUH_HUB + 1)

// Enable tuh_edpt_xfer() API
// #define CFG_TUH_API_EDPT_XFER       1

// Number of mass storage
#define CFG_TUH_MSC 1

// Number of HIDs
// typical keyboard + mouse device can have 3,4 HID interfaces
#define CFG_TUH_HID (3 * CFG_TUH_DEVICE_MAX)

// Number of CDC interfaces
// FTDI and CP210x are not part of CDC class, only to re-use CDC driver API
#define CFG_TUH_CDC 3
#define CFG_TUH_CDC_FTDI 1
#define CFG_TUH_CDC_CP210X 1

// RX & TX fifo size
#define CFG_TUH_CDC_RX_BUFSIZE 128
#define CFG_TUH_CDC_TX_BUFSIZE 128

// Set Line Control state on enumeration/mounted:
// DTR ( bit 0), RTS (bit 1)
#define CFG_TUH_CDC_LINE_CONTROL_ON_ENUM 0x03

// Set Line Coding on enumeration/mounted, value for cdc_line_coding_t
// bit rate = 115200, 1 stop bit, no parity, 8 bit data width
// This need Pico-PIO-USB at least 0.5.1
#define CFG_TUH_CDC_LINE_CODING_ON_ENUM                                        \
  { 115200, CDC_LINE_CONDING_STOP_BITS_0, CDC_LINE_CODING_PARITY_NONE, 8 }

#ifdef __cplusplus
}
#endif

#endif /* _TUSB_CONFIG_RP2040_H_ */