summaryrefslogtreecommitdiff
path: root/src
diff options
context:
space:
mode:
Diffstat (limited to 'src')
-rw-r--r--src/device/usbd_desc.c571
-rw-r--r--src/tusb_option.h4
2 files changed, 575 insertions, 0 deletions
diff --git a/src/device/usbd_desc.c b/src/device/usbd_desc.c
new file mode 100644
index 000000000..860b7c55b
--- /dev/null
+++ b/src/device/usbd_desc.c
@@ -0,0 +1,571 @@
+/**************************************************************************/
+/*!
+ @file usbd_desc.c
+ @author hathach (tinyusb.org)
+
+ @section LICENSE
+
+ Software License Agreement (BSD License)
+
+ Copyright (c) 2018, Adafruit Industries (adafruit.com)
+ All rights reserved.
+
+ Redistribution and use in source and binary forms, with or without
+ modification, are permitted provided that the following conditions are met:
+ 1. Redistributions of source code must retain the above copyright
+ notice, this list of conditions and the following disclaimer.
+ 2. Redistributions in binary form must reproduce the above copyright
+ notice, this list of conditions and the following disclaimer in the
+ documentation and/or other materials provided with the distribution.
+ 3. Neither the name of the copyright holders nor the
+ names of its contributors may be used to endorse or promote products
+ derived from this software without specific prior written permission.
+
+ THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS ''AS IS'' AND ANY
+ EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
+ WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+ DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER BE LIABLE FOR ANY
+ DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
+ (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
+ LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
+ ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
+ SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+*/
+/**************************************************************************/
+
+#include "tusb_option.h"
+
+#if MODE_DEVICE_SUPPORTED
+
+#define _TINY_USB_SOURCE_FILE_
+
+#include "tusb.h"
+
+
+#if CFG_TUD_DESC_AUTO
+
+/*------------- VID/PID -------------*/
+#ifndef CFG_TUD_DESC_VID
+#define CFG_TUD_DESC_VID 0xCAFE
+#endif
+
+#ifndef CFG_TUD_DESC_PID
+
+/* A combination of interfaces must have a unique product id, since PC will save device driver after the first plug.
+ * Same VID/PID with different interface e.g MSC (first), then CDC (later) will possibly cause system error on PC.
+ *
+ * Auto ProductID layout's Bitmap:
+ * [MSB] HID | MSC | CDC [LSB]
+ */
+#define _PID_MAP(itf, n) ( (CFG_TUD_##itf) << (n) )
+#define CFG_TUD_DESC_PID (0x8000 | _PID_MAP(CDC, 0) | _PID_MAP(MSC, 1) | \
+ _PID_MAP(HID_KEYBOARD, 2) | _PID_MAP(HID_MOUSE, 3) | _PID_MAP(HID_GENERIC, 4) )
+#endif
+
+/*------------- Interface Numbering -------------*/
+/* The order as follows: CDC, MSC, HID
+ * If a interface is not enabled, the later will take its place
+ */
+
+#define ITF_NUM_CDC 0
+#define ITF_NUM_MSC (ITF_NUM_CDC + 2*CFG_TUD_CDC)
+
+#define ITF_NUM_HID_KEYBOARD (ITF_NUM_MSC + CFG_TUD_MSC )
+#define ITF_NUM_HID_MOUSE (ITF_NUM_HID_KEYBOARD + CFG_TUD_HID_KEYBOARD )
+#define ITF_NUM_HID_GENERIC (ITF_NUM_HID_MOUSE + CFG_TUD_HID_MOUSE )
+
+#define ITF_TOTAL (CFG_TUD_HID_GENERIC + CFG_TUD_HID_GENERIC)
+
+
+/*------------- Endpoint Numbering & Size -------------*/
+#define _EP_IN(x) (0x80 | (x))
+#define _EP_OUT(x) (x)
+
+// CDC
+#define EP_CDC_NOTIF _EP_IN (ITF_NUM_CDC+1)
+#define EP_CDC_NOTIF_SIZE 8
+
+#define EP_CDC_OUT _EP_OUT(ITF_NUM_CDC+2)
+#define EP_CDC_IN _EP_IN (ITF_NUM_CDC+2)
+#define EP_CDC_SIZE 64
+
+// Mass Storage
+#define EP_MSC_OUT _EP_OUT(ITF_NUM_MSC+1)
+#define EP_MSC_IN _EP_IN (ITF_NUM_MSC+1)
+#define EP_MSC_SIZE 64 // TODO usb highspeed is 512
+
+#if 0
+// HID Keyboard
+#define EP_HID_KBD _EP_IN (INTERFACE_NO_HID_KEYBOARD+1)
+#define EP_HID_KBD_SZIE 8
+
+// HID Mouse
+#define EP_HID_MSE _EP_IN (INTERFACE_NO_HID_MOUSE+1)
+#define EP_HID_MSE_SIZE 8
+
+// HID Generic
+#endif
+
+
+
+/*------------------------------------------------------------------*/
+/* Auto generate descriptor
+ *------------------------------------------------------------------*/
+
+// For highspeed device but currently in full speed mode
+//tusb_desc_device_qualifier_t _device_qual =
+//{
+// .bLength = sizeof(tusb_desc_device_qualifier_t),
+// .bDescriptorType = TUSB_DESC_DEVICE_QUALIFIER,
+// .bcdUSB = 0x0200,
+// .bDeviceClass =
+//};
+
+/*------------- Device Descriptor -------------*/
+tusb_desc_device_t const _desc_auto_device =
+{
+ .bLength = sizeof(tusb_desc_device_t),
+ .bDescriptorType = TUSB_DESC_DEVICE,
+ .bcdUSB = 0x0200,
+
+ #if CFG_TUD_CDC
+ // Use Interface Association Descriptor (IAD) for CDC
+ // As required by USB Specs IAD's subclass must be common class (2) and protocol must be IAD (1)
+ .bDeviceClass = TUSB_CLASS_MISC,
+ .bDeviceSubClass = MISC_SUBCLASS_COMMON,
+ .bDeviceProtocol = MISC_PROTOCOL_IAD,
+ #else
+ .bDeviceClass = 0x00,
+ .bDeviceSubClass = 0x00,
+ .bDeviceProtocol = 0x00,
+ #endif
+
+ .bMaxPacketSize0 = CFG_TUD_ENDOINT0_SIZE,
+
+ .idVendor = CFG_TUD_DESC_VID,
+ .idProduct = CFG_TUD_DESC_PID,
+ .bcdDevice = 0x0100,
+
+ .iManufacturer = 0x01,
+ .iProduct = 0x02,
+ .iSerialNumber = 0x03,
+
+ .bNumConfigurations = 0x01 // TODO multiple configurations
+};
+
+
+/*------------- Configuration Descriptor -------------*/
+typedef struct ATTR_PACKED
+{
+ tusb_desc_configuration_t config;
+
+ //------------- CDC -------------//
+#if CFG_TUD_CDC
+ struct ATTR_PACKED
+ {
+ tusb_desc_interface_assoc_t iad;
+
+ //CDC Control Interface
+ tusb_desc_interface_t comm_itf;
+ cdc_desc_func_header_t header;
+ cdc_desc_func_call_management_t call;
+ cdc_desc_func_acm_t acm;
+ cdc_desc_func_union_t union_func;
+ tusb_desc_endpoint_t ep_notif;
+
+ //CDC Data Interface
+ tusb_desc_interface_t data_itf;
+ tusb_desc_endpoint_t ep_out;
+ tusb_desc_endpoint_t ep_in;
+ }cdc;
+#endif
+
+//------------- Mass Storage -------------//
+#if CFG_TUD_MSC
+ struct ATTR_PACKED
+ {
+ tusb_desc_interface_t itf;
+ tusb_desc_endpoint_t ep_out;
+ tusb_desc_endpoint_t ep_in;
+ }msc;
+#endif
+
+#if 0
+ //------------- HID Keyboard -------------//
+#if CFG_TUD_HID_KEYBOARD
+ tusb_desc_interface_t keyboard_interface;
+ tusb_hid_descriptor_hid_t keyboard_hid;
+ tusb_desc_endpoint_t keyboard_endpoint;
+#endif
+
+//------------- HID Mouse -------------//
+#if CFG_TUD_HID_MOUSE
+ tusb_desc_interface_t mouse_interface;
+ tusb_hid_descriptor_hid_t mouse_hid;
+ tusb_desc_endpoint_t mouse_endpoint;
+#endif
+#endif
+
+} desc_auto_cfg_t;
+
+desc_auto_cfg_t const _desc_auto_config_struct =
+{
+ .config =
+ {
+ .bLength = sizeof(tusb_desc_configuration_t),
+ .bDescriptorType = TUSB_DESC_CONFIGURATION,
+
+ .wTotalLength = sizeof(desc_auto_cfg_t),
+ .bNumInterfaces = ITF_TOTAL,
+
+ .bConfigurationValue = 1,
+ .iConfiguration = 0x00,
+ .bmAttributes = TUSB_DESC_CONFIG_ATT_BUS_POWER,
+ .bMaxPower = TUSB_DESC_CONFIG_POWER_MA(100)
+ },
+
+#if CFG_TUD_CDC
+ // IAD points to CDC Interfaces
+ .cdc =
+ {
+ .iad =
+ {
+ .bLength = sizeof(tusb_desc_interface_assoc_t),
+ .bDescriptorType = TUSB_DESC_INTERFACE_ASSOCIATION,
+
+ .bFirstInterface = ITF_NUM_CDC,
+ .bInterfaceCount = 2,
+
+ .bFunctionClass = TUSB_CLASS_CDC,
+ .bFunctionSubClass = CDC_COMM_SUBCLASS_ABSTRACT_CONTROL_MODEL,
+ .bFunctionProtocol = CDC_COMM_PROTOCOL_ATCOMMAND,
+ .iFunction = 0
+ },
+
+ //------------- CDC Communication Interface -------------//
+ .comm_itf =
+ {
+ .bLength = sizeof(tusb_desc_interface_t),
+ .bDescriptorType = TUSB_DESC_INTERFACE,
+ .bInterfaceNumber = ITF_NUM_CDC,
+ .bAlternateSetting = 0,
+ .bNumEndpoints = 1,
+ .bInterfaceClass = TUSB_CLASS_CDC,
+ .bInterfaceSubClass = CDC_COMM_SUBCLASS_ABSTRACT_CONTROL_MODEL,
+ .bInterfaceProtocol = CDC_COMM_PROTOCOL_ATCOMMAND,
+ .iInterface = 0x04
+ },
+
+ .header =
+ {
+ .bLength = sizeof(cdc_desc_func_header_t),
+ .bDescriptorType = TUSB_DESC_CLASS_SPECIFIC,
+ .bDescriptorSubType = CDC_FUNC_DESC_HEADER,
+ .bcdCDC = 0x0120
+ },
+
+ .call =
+ {
+ .bLength = sizeof(cdc_desc_func_call_management_t),
+ .bDescriptorType = TUSB_DESC_CLASS_SPECIFIC,
+ .bDescriptorSubType = CDC_FUNC_DESC_CALL_MANAGEMENT,
+ .bmCapabilities = { 0 },
+ .bDataInterface = ITF_NUM_CDC+1,
+ },
+
+ .acm =
+ {
+ .bLength = sizeof(cdc_desc_func_acm_t),
+ .bDescriptorType = TUSB_DESC_CLASS_SPECIFIC,
+ .bDescriptorSubType = CDC_FUNC_DESC_ABSTRACT_CONTROL_MANAGEMENT,
+ .bmCapabilities = { // 0x02
+ .support_line_request = 1,
+ }
+ },
+
+ .union_func =
+ {
+ .bLength = sizeof(cdc_desc_func_union_t), // plus number of
+ .bDescriptorType = TUSB_DESC_CLASS_SPECIFIC,
+ .bDescriptorSubType = CDC_FUNC_DESC_UNION,
+ .bControlInterface = ITF_NUM_CDC,
+ .bSubordinateInterface = ITF_NUM_CDC+1,
+ },
+
+ .ep_notif =
+ {
+ .bLength = sizeof(tusb_desc_endpoint_t),
+ .bDescriptorType = TUSB_DESC_ENDPOINT,
+ .bEndpointAddress = EP_CDC_NOTIF,
+ .bmAttributes = { .xfer = TUSB_XFER_INTERRUPT },
+ .wMaxPacketSize = { .size = EP_CDC_NOTIF_SIZE },
+ .bInterval = 0x10
+ },
+
+ //------------- CDC Data Interface -------------//
+ .data_itf =
+ {
+ .bLength = sizeof(tusb_desc_interface_t),
+ .bDescriptorType = TUSB_DESC_INTERFACE,
+ .bInterfaceNumber = ITF_NUM_CDC+1,
+ .bAlternateSetting = 0x00,
+ .bNumEndpoints = 2,
+ .bInterfaceClass = TUSB_CLASS_CDC_DATA,
+ .bInterfaceSubClass = 0,
+ .bInterfaceProtocol = 0,
+ .iInterface = 0x00
+ },
+
+ .ep_out =
+ {
+ .bLength = sizeof(tusb_desc_endpoint_t),
+ .bDescriptorType = TUSB_DESC_ENDPOINT,
+ .bEndpointAddress = EP_CDC_OUT,
+ .bmAttributes = { .xfer = TUSB_XFER_BULK },
+ .wMaxPacketSize = { .size = EP_CDC_SIZE },
+ .bInterval = 0
+ },
+
+ .ep_in =
+ {
+ .bLength = sizeof(tusb_desc_endpoint_t),
+ .bDescriptorType = TUSB_DESC_ENDPOINT,
+ .bEndpointAddress = EP_CDC_IN,
+ .bmAttributes = { .xfer = TUSB_XFER_BULK },
+ .wMaxPacketSize = { .size = EP_CDC_SIZE },
+ .bInterval = 0
+ },
+ },
+#endif
+
+#if CFG_TUD_MSC
+ .msc =
+ {
+ .itf =
+ {
+ .bLength = sizeof(tusb_desc_interface_t),
+ .bDescriptorType = TUSB_DESC_INTERFACE,
+ .bInterfaceNumber = ITF_NUM_MSC,
+ .bAlternateSetting = 0x00,
+ .bNumEndpoints = 2,
+ .bInterfaceClass = TUSB_CLASS_MSC,
+ .bInterfaceSubClass = MSC_SUBCLASS_SCSI,
+ .bInterfaceProtocol = MSC_PROTOCOL_BOT,
+ .iInterface = 0x05
+ },
+
+ .ep_out =
+ {
+ .bLength = sizeof(tusb_desc_endpoint_t),
+ .bDescriptorType = TUSB_DESC_ENDPOINT,
+ .bEndpointAddress = EP_MSC_OUT,
+ .bmAttributes = { .xfer = TUSB_XFER_BULK },
+ .wMaxPacketSize = { .size = EP_MSC_SIZE},
+ .bInterval = 1
+ },
+
+ .ep_in =
+ {
+ .bLength = sizeof(tusb_desc_endpoint_t),
+ .bDescriptorType = TUSB_DESC_ENDPOINT,
+ .bEndpointAddress = EP_MSC_IN,
+ .bmAttributes = { .xfer = TUSB_XFER_BULK },
+ .wMaxPacketSize = { .size = EP_MSC_SIZE},
+ .bInterval = 1
+ }
+ },
+#endif
+
+#if 0
+ //------------- HID Keyboard -------------//
+ #if CFG_TUD_HID_KEYBOARD
+ .keyboard_interface =
+ {
+ .bLength = sizeof(tusb_desc_interface_t),
+ .bDescriptorType = TUSB_DESC_INTERFACE,
+ .bInterfaceNumber = ITF_NUM_HID_KEYBOARD,
+ .bAlternateSetting = 0x00,
+ .bNumEndpoints = 1,
+ .bInterfaceClass = TUSB_CLASS_HID,
+ .bInterfaceSubClass = HID_SUBCLASS_BOOT,
+ .bInterfaceProtocol = HID_PROTOCOL_KEYBOARD,
+ .iInterface = 0x05
+ },
+
+ .keyboard_hid =
+ {
+ .bLength = sizeof(tusb_hid_descriptor_hid_t),
+ .bDescriptorType = HID_DESC_TYPE_HID,
+ .bcdHID = 0x0111,
+ .bCountryCode = HID_Local_NotSupported,
+ .bNumDescriptors = 1,
+ .bReportType = HID_DESC_TYPE_REPORT,
+ .wReportLength = sizeof(desc_keyboard_report)
+ },
+
+ .keyboard_endpoint =
+ {
+ .bLength = sizeof(tusb_desc_endpoint_t),
+ .bDescriptorType = TUSB_DESC_ENDPOINT,
+ .bEndpointAddress = EP_HID_KBD,
+ .bmAttributes = { .xfer = TUSB_XFER_INTERRUPT },
+ .wMaxPacketSize = { .size = EP_HID_KBD_SZIE },
+ .bInterval = 0x0A
+ },
+ #endif
+
+ //------------- HID Mouse -------------//
+ #if CFG_TUD_HID_MOUSE
+ .mouse_interface =
+ {
+ .bLength = sizeof(tusb_desc_interface_t),
+ .bDescriptorType = TUSB_DESC_INTERFACE,
+ .bInterfaceNumber = ITF_NUM_HID_MOUSE,
+ .bAlternateSetting = 0x00,
+ .bNumEndpoints = 1,
+ .bInterfaceClass = TUSB_CLASS_HID,
+ .bInterfaceSubClass = HID_SUBCLASS_BOOT,
+ .bInterfaceProtocol = HID_PROTOCOL_MOUSE,
+ .iInterface = 0x06
+ },
+
+ .mouse_hid =
+ {
+ .bLength = sizeof(tusb_hid_descriptor_hid_t),
+ .bDescriptorType = HID_DESC_TYPE_HID,
+ .bcdHID = 0x0111,
+ .bCountryCode = HID_Local_NotSupported,
+ .bNumDescriptors = 1,
+ .bReportType = HID_DESC_TYPE_REPORT,
+ .wReportLength = sizeof(desc_mouse_report)
+ },
+
+ .mouse_endpoint =
+ {
+ .bLength = sizeof(tusb_desc_endpoint_t),
+ .bDescriptorType = TUSB_DESC_ENDPOINT,
+ .bEndpointAddress = EP_HID_MSE, // TODO
+ .bmAttributes = { .xfer = TUSB_XFER_INTERRUPT },
+ .wMaxPacketSize = { .size = EP_HID_MSE_SIZE },
+ .bInterval = 0x0A
+ },
+ #endif
+#endif
+};
+
+uint8_t const * const _desc_auto_config = (uint8_t const*) &_desc_auto_config_struct;
+
+
+//--------------------------------------------------------------------+
+// Keyboard Report Descriptor
+//--------------------------------------------------------------------+
+#if CFG_TUD_HID_KEYBOARD
+uint8_t const desc_keyboard_report[] = {
+ HID_USAGE_PAGE ( HID_USAGE_PAGE_DESKTOP ),
+ HID_USAGE ( HID_USAGE_DESKTOP_KEYBOARD ),
+ HID_COLLECTION ( HID_COLLECTION_APPLICATION ),
+ HID_USAGE_PAGE ( HID_USAGE_PAGE_KEYBOARD ),
+ HID_USAGE_MIN ( 224 ),
+ HID_USAGE_MAX ( 231 ),
+ HID_LOGICAL_MIN ( 0 ),
+ HID_LOGICAL_MAX ( 1 ),
+
+ HID_REPORT_SIZE ( 1 ),
+ HID_REPORT_COUNT ( 8 ), /* 8 bits */
+ HID_INPUT ( HID_DATA | HID_VARIABLE | HID_ABSOLUTE ), /* maskable modifier key */
+
+ HID_REPORT_SIZE ( 8 ),
+ HID_REPORT_COUNT ( 1 ),
+ HID_INPUT ( HID_CONSTANT ), /* reserved */
+
+ HID_USAGE_PAGE ( HID_USAGE_PAGE_LED ),
+ HID_USAGE_MIN ( 1 ),
+ HID_USAGE_MAX ( 5 ),
+ HID_REPORT_COUNT ( 5 ),
+ HID_REPORT_SIZE ( 1 ),
+ HID_OUTPUT ( HID_DATA | HID_VARIABLE | HID_ABSOLUTE ), /* 5-bit Led report */
+
+ HID_REPORT_SIZE ( 3 ), /* led padding */
+ HID_REPORT_COUNT ( 1 ),
+ HID_OUTPUT ( HID_CONSTANT ),
+
+ HID_USAGE_PAGE (HID_USAGE_PAGE_KEYBOARD),
+ HID_USAGE_MIN ( 0 ),
+ HID_USAGE_MAX ( 101 ),
+ HID_LOGICAL_MIN ( 0 ),
+ HID_LOGICAL_MAX ( 101 ),
+
+ HID_REPORT_SIZE ( 8 ),
+ HID_REPORT_COUNT ( 6 ),
+ HID_INPUT ( HID_DATA | HID_ARRAY | HID_ABSOLUTE ), /* keycodes array 6 items */
+ HID_COLLECTION_END
+};
+#endif
+
+//--------------------------------------------------------------------+
+// Mouse Report Descriptor
+//--------------------------------------------------------------------+
+#if CFG_TUD_HID_MOUSE
+uint8_t const desc_mouse_report[] = {
+ HID_USAGE_PAGE ( HID_USAGE_PAGE_DESKTOP ),
+ HID_USAGE ( HID_USAGE_DESKTOP_MOUSE ),
+ HID_COLLECTION ( HID_COLLECTION_APPLICATION ),
+ HID_USAGE (HID_USAGE_DESKTOP_POINTER),
+
+ HID_COLLECTION ( HID_COLLECTION_PHYSICAL ),
+ HID_USAGE_PAGE ( HID_USAGE_PAGE_BUTTON ),
+ HID_USAGE_MIN ( 1 ),
+ HID_USAGE_MAX ( 3 ),
+ HID_LOGICAL_MIN ( 0 ),
+ HID_LOGICAL_MAX ( 1 ),
+
+ HID_REPORT_SIZE ( 1 ),
+ HID_REPORT_COUNT ( 3 ), /* Left, Right and Middle mouse*/
+ HID_INPUT ( HID_DATA | HID_VARIABLE | HID_ABSOLUTE ),
+
+ HID_REPORT_SIZE ( 5 ),
+ HID_REPORT_COUNT ( 1 ),
+ HID_INPUT ( HID_CONSTANT ), /* 5 bit padding followed 3 bit buttons */
+
+ HID_USAGE_PAGE ( HID_USAGE_PAGE_DESKTOP ),
+ HID_USAGE ( HID_USAGE_DESKTOP_X ),
+ HID_USAGE ( HID_USAGE_DESKTOP_Y ),
+ HID_LOGICAL_MIN ( 0x81 ), /* -127 */
+ HID_LOGICAL_MAX ( 0x7f ), /* 127 */
+
+ HID_REPORT_SIZE ( 8 ),
+ HID_REPORT_COUNT ( 2 ), /* X, Y position */
+ HID_INPUT ( HID_DATA | HID_VARIABLE | HID_RELATIVE ), /* relative values */
+
+ HID_USAGE ( HID_USAGE_DESKTOP_WHEEL ), /* mouse scroll */
+ HID_LOGICAL_MIN ( 0x81 ), /* -127 */
+ HID_LOGICAL_MAX ( 0x7f ), /* 127 */
+ HID_REPORT_COUNT( 1 ),
+ HID_REPORT_SIZE ( 8 ), /* 8-bit value */
+ HID_INPUT ( HID_DATA | HID_VARIABLE | HID_RELATIVE ), /* relative values */
+
+ HID_COLLECTION_END,
+
+ HID_COLLECTION_END
+};
+#endif
+
+#endif
+
+/*------------------------------------------------------------------*/
+/* MACRO TYPEDEF CONSTANT ENUM
+ *------------------------------------------------------------------*/
+
+/*------------------------------------------------------------------*/
+/* VARIABLE DECLARATION
+ *------------------------------------------------------------------*/
+
+/*------------------------------------------------------------------*/
+/* FUNCTION DECLARATION
+ *------------------------------------------------------------------*/
+
+
+
+
+#endif
diff --git a/src/tusb_option.h b/src/tusb_option.h
index 755413c2e..6cac0fe7f 100644
--- a/src/tusb_option.h
+++ b/src/tusb_option.h
@@ -159,6 +159,10 @@
#define CFG_TUD_ENUM_BUFFER_SIZE 256
#endif
+ #ifndef CFG_TUD_DESC_AUTO
+ #define CFG_TUD_DESC_AUTO 0
+ #endif
+
#endif // MODE_DEVICE_SUPPORTED
//--------------------------------------------------------------------+
generated by cgit v1.3.1 (git 2.54.0) at 2026-08-17 11:32:58 +0000