update(cherryusb): update to v1.4.1

components/drivers/usb/cherryusb/Kconfig

@@ -48,6 +48,10 @@ if RT_USING_CHERRYUSB
                 bool "musb_bk"
             config RT_CHERRYUSB_DEVICE_MUSB_CUSTOM
                 bool "musb_custom"
+            config RT_CHERRYUSB_DEVICE_KINETIS_MCX
+                bool "kinetis_mcx"
+            config RT_CHERRYUSB_DEVICE_KINETIS_CUSTOM
+                bool "kinetis_custom"
             config RT_CHERRYUSB_DEVICE_CHIPIDEA_MCX
                 bool "chipidea_mcx"
             config RT_CHERRYUSB_DEVICE_CHIPIDEA_CUSTOM
@@ -192,6 +196,10 @@ if RT_USING_CHERRYUSB
                 bool "pusb2"
             config RT_CHERRYUSB_HOST_XHCI
                 bool "xhci"
+            config RT_CHERRYUSB_HOST_KINETIS_MCX
+                bool "kinetis_mcx"
+            config RT_CHERRYUSB_HOST_KINETIS_CUSTOM
+                bool "kinetis_custom"
         endchoice
 
         config RT_CHERRYUSB_HOST_CDC_ACM

components/drivers/usb/cherryusb/README.md

@@ -22,7 +22,7 @@ In order to make it easier for users to learn USB basics, enumeration, driver lo
 In order to facilitate the use of the USB interface and to take into account the fact that users have learned about uart and dma, the following advantages have been designed for the data sending and receiving class of interface:
 
 - Equivalent to using uart tx dma/uart rx dma
-- There is no limit to the length of send and receive, the user does not need to care about the USB packetization process (the porting driver does the packetization process)
+- There is no limit to the length of send and receive, the user does not need to care about the USB packetization process (the porting driver does it)
 
 ### Easy to bring out USB performance
 
@@ -32,7 +32,7 @@ Taking into account USB performance issues and trying to achieve the theoretical
 - Memory zero copy
 - If IP has DMA then uses DMA mode (DMA with hardware packetization)
 - Unlimited length make it easier to interface with hardware DMA and take advantage of DMA
-- Subcontracting function is handled in interrupt
+- Packetization is handled in interrupt
 
 ## Directory Structure
 
@@ -75,13 +75,13 @@ CherryUSB Device Stack resource usage (GCC 10.2 with -O2):
 
 |   file        |  FLASH (Byte)  |  No Cache RAM (Byte)      |  RAM (Byte)   |  Heap (Byte)     |
 |:-------------:|:--------------:|:-------------------------:|:-------------:|:----------------:|
-|usbd_core.c    |  3516          | 512(default) + 320        | 0             | 0                |
-|usbd_cdc.c     |  392           | 0                         | 0             | 0                |
-|usbd_msc.c     |  2839          | 128 + 512(default)        | 16            | 0                |
-|usbd_hid.c     |  364           | 0                         | 0             | 0                |
-|usbd_audio.c   |  1455          | 0                         | 0             | 0                |
-|usbd_video.c   |  2494          | 0                         | 84            | 0                |
-|usbd_rndis.c   |  2109          | 3340                      | 76            | 0                |
+|usbd_core.c    |  ~4400          | 512(default) + 320        | 0             | 0                |
+|usbd_cdc_acm.c |  ~400           | 0                         | 0             | 0                |
+|usbd_msc.c     |  ~3800          | 128 + 512(default)        | 16            | 0                |
+|usbd_hid.c     |  ~360           | 0                         | 0             | 0                |
+|usbd_audio.c   |  ~1500          | 0                         | 0             | 0                |
+|usbd_video.c   |  ~2600          | 0                         | 84            | 0                |
+|usbd_rndis.c   |  ~2100          | 2 * 1580(default)+156+8     | 76            | 0                |
 
 ## Host Stack Overview
 
@@ -111,16 +111,17 @@ CherryUSB Host Stack resource usage (GCC 10.2 with -O2):
 
 |   file        |  FLASH (Byte)  |  No Cache RAM (Byte)            |  RAM (Byte)                 |  Heap (Byte) |
 |:-------------:|:--------------:|:-------------------------------:|:---------------------------:|:------------:|
-|usbh_core.c    |  ~7700          | 512 + 8 * (1+x) *n              | 28                          | raw_config_desc |
-|usbh_hub.c     |  ~5600          | 32 + 4* (1+x) | 12 + sizeof(struct usbh_hub) * (1+x)          | 0            |
-|usbh_cdc_acm.c |  ~1200          | 7             | 4  + sizeof(struct usbh_cdc_acm) * x          | 0            |
-|usbh_msc.c     |  ~2500          | 32            | 4  + sizeof(struct usbh_msc) * x              | 0            |
-|usbh_hid.c     |  ~1000          | 128           | 4  + sizeof(struct usbh_hid) * x              | 0            |
-|usbh_video.c   |  ~3700          | 128           | 4  + sizeof(struct usbh_video) * x            | 0            |
-|usbh_audio.c   |  ~3100          | 128           | 4  + sizeof(struct usbh_audio) * x            | 0            |
-|usbh_rndis.c   |  ~3900          | 4096 + 2 * 2048(default)| sizeof(struct usbh_rndis) * 1       | 0            |
-|usbh_cdc_ecm.c |  ~2500          | 2 * 1514              | sizeof(struct usbh_cdc_ecm) * 1       | 0            |
-|usbh_bluetooth.c |  ~2300        | 2 * 2048(default)   | sizeof(struct usbh_bluetooth) * 1       | 0            |
+|usbh_core.c    |  ~9000          | 512 + 8 * (1+x) *n              | 28                          | raw_config_desc |
+|usbh_hub.c     |  ~6000          | 32 + 4 * (1+x) | 12 + sizeof(struct usbh_hub) * (1+x)          | 0            |
+|usbh_cdc_acm.c |  ~900           | 7             | 4  + sizeof(struct usbh_cdc_acm) * x          | 0            |
+|usbh_msc.c     |  ~2700          | 64            | 4  + sizeof(struct usbh_msc) * x              | 0            |
+|usbh_hid.c     |  ~1400          | 256           | 4  + sizeof(struct usbh_hid) * x              | 0            |
+|usbh_video.c   |  ~3800          | 128           | 4  + sizeof(struct usbh_video) * x            | 0            |
+|usbh_audio.c   |  ~4100          | 128           | 4  + sizeof(struct usbh_audio) * x            | 0            |
+|usbh_rndis.c   |  ~4200          | 512 + 2 * 2048(default)| sizeof(struct usbh_rndis) * 1       | 0            |
+|usbh_cdc_ecm.c |  ~2200          | 2 * 1514 + 16           | sizeof(struct usbh_cdc_ecm) * 1     | 0            |
+|usbh_cdc_ncm.c |  ~3300          | 2 * 2048(default) + 16 + 32   | sizeof(struct usbh_cdc_ncm) * 1  | 0         |
+|usbh_bluetooth.c |  ~1000        | 2 * 2048(default)   | sizeof(struct usbh_bluetooth) * 1       | 0            |
 
 Among them, `sizeof(struct usbh_hub)` and `sizeof(struct usbh_hubport)` are affected by the following macros：
 
@@ -184,7 +185,7 @@ USB basic concepts and how the CherryUSB Device stack is implemented, see [Cherr
 |Phytium        |  e2000 | pusb2/xhci |[phytium_repo](https://gitee.com/phytium_embedded/phytium-free-rtos-sdk)|>=1.4.0  | Long-term |
 |Artinchip      |  d12x/d13x/d21x | aic/ehci/ohci |[luban-lite](https://gitee.com/artinchip/luban-lite)|<= latest  | Long-term |
 |Espressif      |  esp32s2/esp32s3/esp32p4 | dwc2 |[esp32_repo](https://github.com/CherryUSB/cherryusb_esp32)|<= latest | Long-term |
-|NXP            |  mcx | chipidea/ehci |[nxp_mcx_repo](https://github.com/CherryUSB/cherryusb_mcx)|<= latest | Long-term |
+|NXP            |  mcx | kinetis/chipidea/ehci |[nxp_mcx_repo](https://github.com/CherryUSB/cherryusb_mcx)|<= latest | Long-term |
 |AllwinnerTech  |  F1C100S/F1C200S | musb |[cherryusb_rtt_f1c100s](https://github.com/CherryUSB/cherryusb_rtt_f1c100s)|<= latest | the same with musb |
 |Bekencorp      |  bk7256/bk7258 | musb |[bk_idk](https://github.com/CherryUSB/bk_idk)| v0.7.0 | the same with musb |
 |Sophgo         |  cv18xx | dwc2 |[cvi_alios_open](https://github.com/CherryUSB/cvi_alios_open)| v0.7.0 | TBD |
@@ -211,4 +212,4 @@ CherryUSB discord: https://discord.com/invite/wFfvrSAey8.
 
 Thanks to the following companies for their support (in no particular order).
 
-<img src="docs/assets/bouffalolab.jpg"  width="100" height="100"/> <img src="docs/assets/hpmicro.jpg"  width="100" height="100" /> <img src="docs/assets/eastsoft.jpg"  width="100" height="100" /> <img src="docs/assets/rtthread.jpg"  width="100" height="100" /> <img src="docs/assets/sophgo.jpg"  width="100" height="100" /> <img src="docs/assets/phytium.jpg"  width="100" height="100" /> <img src="docs/assets/thead.jpg"  width="100" height="100" /> <img src="docs/assets/nuvoton.jpg"  width="100" height="100" /> <img src="docs/assets/artinchip.jpg"  width="100" height="100" /> <img src="docs/assets/bekencorp.jpg"  width="100" height="100" />
+<img src="docs/assets/bouffalolab.jpg"  width="100" height="80"/> <img src="docs/assets/hpmicro.jpg"  width="100" height="80" /> <img src="docs/assets/eastsoft.jpg"  width="100" height="80" /> <img src="docs/assets/rtthread.jpg"  width="100" height="80" /> <img src="docs/assets/sophgo.jpg"  width="100" height="80" /> <img src="docs/assets/phytium.jpg"  width="100" height="80" /> <img src="docs/assets/thead.jpg"  width="100" height="80" /> <img src="docs/assets/nuvoton.jpg"  width="100" height="80" /> <img src="docs/assets/artinchip.jpg"  width="100" height="80" /> <img src="docs/assets/bekencorp.jpg"  width="100" height="80" /> <img src="docs/assets/nxp.png"  width="100" height="80" /> <img src="docs/assets/espressif.png"  width="100" height="80" />

components/drivers/usb/cherryusb/README_zh.md

@@ -22,7 +22,7 @@ CherryUSB 是一个小而美的、可移植性高的、用于嵌入式系统(带
 为了方便用户使用 USB 接口，考虑到用户学习过 uart 和 dma，因此，设计的数据收发类接口具备以下优点：
 
 - 等价于使用 uart tx dma/uart rx dma
-- 收发长度没有限制，用户不需要关心 USB 分包过程（porting 驱动做分包过程）
+- 收发长度没有限制，用户不需要关心 USB 分包过程（分包过程在 porting 中处理）
 
 ### 易于发挥 USB 性能
 
@@ -32,7 +32,7 @@ CherryUSB 是一个小而美的、可移植性高的、用于嵌入式系统(带
 - Memory zero copy
 - IP 如果带 DMA 则使用 DMA 模式（DMA 带硬件分包功能）
 - 长度无限制，方便对接硬件 DMA 并且发挥 DMA 的优势
-- 分包功能在中断中处理
+- 分包过程在中断中执行
 
 ## 目录结构
 
@@ -75,13 +75,13 @@ CherryUSB Device 协议栈资源占用说明（GCC 10.2 with -O2）：
 
 |   file        |  FLASH (Byte)  |  No Cache RAM (Byte)      |  RAM (Byte)   |  Heap (Byte)     |
 |:-------------:|:--------------:|:-------------------------:|:-------------:|:----------------:|
-|usbd_core.c    |  3516          | 512(default) + 320        | 0             | 0                |
-|usbd_cdc.c     |  392           | 0                         | 0             | 0                |
-|usbd_msc.c     |  2839          | 128 + 512(default)        | 16            | 0                |
-|usbd_hid.c     |  364           | 0                         | 0             | 0                |
-|usbd_audio.c   |  1455          | 0                         | 0             | 0                |
-|usbd_video.c   |  2494          | 0                         | 84            | 0                |
-|usbd_rndis.c   |  2109          | 3340                      | 76            | 0                |
+|usbd_core.c    |  ~4400          | 512(default) + 320        | 0             | 0                |
+|usbd_cdc_acm.c |  ~400           | 0                         | 0             | 0                |
+|usbd_msc.c     |  ~3800          | 128 + 512(default)        | 16            | 0                |
+|usbd_hid.c     |  ~360           | 0                         | 0             | 0                |
+|usbd_audio.c   |  ~1500          | 0                         | 0             | 0                |
+|usbd_video.c   |  ~2600          | 0                         | 84            | 0                |
+|usbd_rndis.c   |  ~2100          | 2 * 1580(default)+156+8     | 76            | 0                |
 
 ## Host 协议栈简介
 
@@ -111,16 +111,17 @@ CherryUSB Host 协议栈资源占用说明（GCC 10.2 with -O2）：
 
 |   file        |  FLASH (Byte)  |  No Cache RAM (Byte)            |  RAM (Byte)                 |  Heap (Byte) |
 |:-------------:|:--------------:|:-------------------------------:|:---------------------------:|:------------:|
-|usbh_core.c    |  ~7700          | 512 + 8 * (1+x) *n              | 28                          | raw_config_desc |
-|usbh_hub.c     |  ~5600          | 32 + 4* (1+x) | 12 + sizeof(struct usbh_hub) * (1+x)          | 0            |
-|usbh_cdc_acm.c |  ~1200          | 7             | 4  + sizeof(struct usbh_cdc_acm) * x          | 0            |
-|usbh_msc.c     |  ~2500          | 32            | 4  + sizeof(struct usbh_msc) * x              | 0            |
-|usbh_hid.c     |  ~1000          | 128           | 4  + sizeof(struct usbh_hid) * x              | 0            |
-|usbh_video.c   |  ~3700          | 128           | 4  + sizeof(struct usbh_video) * x            | 0            |
-|usbh_audio.c   |  ~3100          | 128           | 4  + sizeof(struct usbh_audio) * x            | 0            |
-|usbh_rndis.c   |  ~3900          | 4096 + 2 * 2048(default)| sizeof(struct usbh_rndis) * 1       | 0            |
-|usbh_cdc_ecm.c |  ~2500          | 2 * 1514              | sizeof(struct usbh_cdc_ecm) * 1       | 0            |
-|usbh_bluetooth.c |  ~2300        | 2 * 2048(default)   | sizeof(struct usbh_bluetooth) * 1       | 0            |
+|usbh_core.c    |  ~9000          | 512 + 8 * (1+x) *n              | 28                          | raw_config_desc |
+|usbh_hub.c     |  ~6000          | 32 + 4 * (1+x) | 12 + sizeof(struct usbh_hub) * (1+x)          | 0            |
+|usbh_cdc_acm.c |  ~900           | 7             | 4  + sizeof(struct usbh_cdc_acm) * x          | 0            |
+|usbh_msc.c     |  ~2700          | 64            | 4  + sizeof(struct usbh_msc) * x              | 0            |
+|usbh_hid.c     |  ~1400          | 256           | 4  + sizeof(struct usbh_hid) * x              | 0            |
+|usbh_video.c   |  ~3800          | 128           | 4  + sizeof(struct usbh_video) * x            | 0            |
+|usbh_audio.c   |  ~4100          | 128           | 4  + sizeof(struct usbh_audio) * x            | 0            |
+|usbh_rndis.c   |  ~4200          | 512 + 2 * 2048(default)| sizeof(struct usbh_rndis) * 1       | 0            |
+|usbh_cdc_ecm.c |  ~2200          | 2 * 1514 + 16           | sizeof(struct usbh_cdc_ecm) * 1     | 0            |
+|usbh_cdc_ncm.c |  ~3300          | 2 * 2048(default) + 16 + 32   | sizeof(struct usbh_cdc_ncm) * 1  | 0         |
+|usbh_bluetooth.c |  ~1000        | 2 * 2048(default)   | sizeof(struct usbh_bluetooth) * 1       | 0            |
 
 其中，`sizeof(struct usbh_hub)` 和 `sizeof(struct usbh_hubport)` 受以下宏影响：
 
@@ -185,7 +186,7 @@ CherryUSB 快速入门、USB 基本概念，API 手册，Class 基本概念和
 |Phytium        |  e2000 | pusb2/xhci |[phytium_repo](https://gitee.com/phytium_embedded/phytium-free-rtos-sdk)|>=1.4.0  | Long-term |
 |Artinchip      |  d12x/d13x/d21x | aic/ehci/ohci |[luban-lite](https://gitee.com/artinchip/luban-lite)|<= latest  | Long-term |
 |Espressif      |  esp32s2/esp32s3/esp32p4 | dwc2 |[esp32_repo](https://github.com/CherryUSB/cherryusb_esp32)|<= latest | Long-term |
-|NXP            |  mcx | chipidea/ehci |[nxp_mcx_repo](https://github.com/CherryUSB/cherryusb_mcx)|<= latest | Long-term |
+|NXP            |  mcx | kinetis/chipidea/ehci |[nxp_mcx_repo](https://github.com/CherryUSB/cherryusb_mcx)|<= latest | Long-term |
 |AllwinnerTech  |  F1C100S/F1C200S | musb |[cherryusb_rtt_f1c100s](https://github.com/CherryUSB/cherryusb_rtt_f1c100s)|<= latest | the same with musb |
 |Bekencorp      |  bk7256/bk7258 | musb |[bk_idk](https://github.com/CherryUSB/bk_idk)| v0.7.0 | the same with musb |
 |Sophgo         |  cv18xx | dwc2 |[cvi_alios_open](https://github.com/CherryUSB/cvi_alios_open)| v0.7.0 | TBD |
@@ -213,4 +214,4 @@ CherryUSB 微信群：与我联系后邀请加入
 
 感谢以下企业支持（顺序不分先后）。
 
-<img src="docs/assets/bouffalolab.jpg"  width="100" height="100"/> <img src="docs/assets/hpmicro.jpg"  width="100" height="100" /> <img src="docs/assets/eastsoft.jpg"  width="100" height="100" /> <img src="docs/assets/rtthread.jpg"  width="100" height="100" /> <img src="docs/assets/sophgo.jpg"  width="100" height="100" /> <img src="docs/assets/phytium.jpg"  width="100" height="100" /> <img src="docs/assets/thead.jpg"  width="100" height="100" /> <img src="docs/assets/nuvoton.jpg"  width="100" height="100" /> <img src="docs/assets/artinchip.jpg"  width="100" height="100" /> <img src="docs/assets/bekencorp.jpg"  width="100" height="100" />
+<img src="docs/assets/bouffalolab.jpg"  width="100" height="80"/> <img src="docs/assets/hpmicro.jpg"  width="100" height="80" /> <img src="docs/assets/eastsoft.jpg"  width="100" height="80" /> <img src="docs/assets/rtthread.jpg"  width="100" height="80" /> <img src="docs/assets/sophgo.jpg"  width="100" height="80" /> <img src="docs/assets/phytium.jpg"  width="100" height="80" /> <img src="docs/assets/thead.jpg"  width="100" height="80" /> <img src="docs/assets/nuvoton.jpg"  width="100" height="80" /> <img src="docs/assets/artinchip.jpg"  width="100" height="80" /> <img src="docs/assets/bekencorp.jpg"  width="100" height="80" /> <img src="docs/assets/nxp.png"  width="100" height="80" /> <img src="docs/assets/espressif.png"  width="100" height="80" />

components/drivers/usb/cherryusb/SConscript

@@ -58,6 +58,11 @@ if GetDepend(['RT_CHERRYUSB_DEVICE']):
         src += Glob('port/musb/usb_glue_bk.c')
     if GetDepend(['RT_CHERRYUSB_DEVICE_MUSB_CUSTOM']):
         src += Glob('port/musb/usb_dc_musb.c')
+    if GetDepend(['RT_CHERRYUSB_DEVICE_KINETIS_MCX']):
+        src += Glob('port/kinetis/usb_dc_kinetis.c')
+        src += Glob('port/kinetis/usb_glue_mcx.c')
+    if GetDepend(['RT_CHERRYUSB_DEVICE_KINETIS_CUSTOM']):
+        src += Glob('port/kinetis/usb_dc_kinetis.c')
     if GetDepend(['RT_CHERRYUSB_DEVICE_CHIPIDEA_MCX']):
         src += Glob('port/chipidea/usb_dc_chipidea.c')
         src += Glob('port/chipidea/usb_glue_mcx.c')
@@ -187,6 +192,11 @@ if GetDepend(['RT_CHERRYUSB_HOST']):
         src += Glob('port/musb/usb_glue_bk.c')
     if GetDepend(['RT_CHERRYUSB_HOST_MUSB_CUSTOM']):
         src += Glob('port/musb/usb_hc_musb.c')
+    if GetDepend(['RT_CHERRYUSB_HOST_KINETIS_MCX']):
+        src += Glob('port/kinetis/usb_hc_kinetis.c')
+        src += Glob('port/kinetis/usb_glue_mcx.c')
+    if GetDepend(['RT_CHERRYUSB_HOST_KINETIS_CUSTOM']):
+        src += Glob('port/kinetis/usb_hc_kinetis.c')
     if GetDepend(['RT_CHERRYUSB_HOST_PUSB2']):
         path += [cwd + '/port/pusb2/rt-thread']
         src += Glob('port/pusb2/rt-thread/usb_hc_glue_phytium.c')

components/drivers/usb/cherryusb/VERSION

@@ -1,5 +1,5 @@
 VERSION_MAJOR = 1
 VERSION_MINOR = 4
-PATCHLEVEL = 0
+PATCHLEVEL = 1
 VERSION_TWEAK = 0
 EXTRAVERSION = 0

components/drivers/usb/cherryusb/cherryusb.cmake

@@ -105,6 +105,9 @@ if(CONFIG_CHERRYUSB_DEVICE)
         elseif("${CONFIG_CHERRYUSB_DEVICE_DCD}" STREQUAL "chipidea_mcx")
         list(APPEND cherryusb_srcs ${CMAKE_CURRENT_LIST_DIR}/port/chipidea/usb_dc_chipidea.c)
         list(APPEND cherryusb_srcs ${CMAKE_CURRENT_LIST_DIR}/port/chipidea/usb_glue_mcx.c)
+        elseif("${CONFIG_CHERRYUSB_DEVICE_DCD}" STREQUAL "kinetis_mcx")
+        list(APPEND cherryusb_srcs ${CMAKE_CURRENT_LIST_DIR}/port/kinetis/usb_dc_kinetis.c)
+        list(APPEND cherryusb_srcs ${CMAKE_CURRENT_LIST_DIR}/port/kinetis/usb_glue_mcx.c)
         elseif("${CONFIG_CHERRYUSB_DEVICE_DCD}" STREQUAL "hpm")
         list(APPEND cherryusb_srcs ${CMAKE_CURRENT_LIST_DIR}/port/hpm/usb_dc_hpm.c)
         elseif("${CONFIG_CHERRYUSB_DEVICE_DCD}" STREQUAL "bl")
@@ -260,6 +263,9 @@ if(CONFIG_CHERRYUSB_HOST)
         elseif("${CONFIG_CHERRYUSB_HOST_HCD}" STREQUAL "musb_bk")
         list(APPEND cherryusb_srcs ${CMAKE_CURRENT_LIST_DIR}/port/musb/usb_hc_musb.c)
         list(APPEND cherryusb_srcs ${CMAKE_CURRENT_LIST_DIR}/port/musb/usb_glue_bk.c)
+        elseif("${CONFIG_CHERRYUSB_HOST_HCD}" STREQUAL "kinetis_mcx")
+        list(APPEND cherryusb_srcs ${CMAKE_CURRENT_LIST_DIR}/port/kinetis/usb_hc_kinetis.c)
+        list(APPEND cherryusb_srcs ${CMAKE_CURRENT_LIST_DIR}/port/kinetis/usb_glue_mcx.c)
         endif()
     endif()
 
@@ -287,6 +293,5 @@ endif()
 
 if(CONFIG_CHERRYMP)
 list(APPEND cherryusb_srcs ${CMAKE_CURRENT_LIST_DIR}/third_party/cherrymp/chry_mempool.c)
-list(APPEND cherryusb_srcs ${CMAKE_CURRENT_LIST_DIR}/third_party/cherrymp/usbh_uvc_queue.c)
 list(APPEND cherryusb_incs ${CMAKE_CURRENT_LIST_DIR}/third_party/cherrymp)
 endif()

components/drivers/usb/cherryusb/cherryusb_config_template.h

@@ -218,7 +218,7 @@
 // #define CONFIG_USB_DWC2_RXALL_FIFO_SIZE (1024 / 4)
 /* IN Endpoints Max packet Size / 4 */
 // #define CONFIG_USB_DWC2_TX0_FIFO_SIZE (64 / 4)
-// #define CONFIG_USB_DWC2_TX1_FIFO_SIZE (512 / 4)
+// #define CONFIG_USB_DWC2_TX1_FIFO_SIZE (1024 / 4)
 // #define CONFIG_USB_DWC2_TX2_FIFO_SIZE (64 / 4)
 // #define CONFIG_USB_DWC2_TX3_FIFO_SIZE (64 / 4)
 // #define CONFIG_USB_DWC2_TX4_FIFO_SIZE (0 / 4)
@@ -227,6 +227,8 @@
 // #define CONFIG_USB_DWC2_TX7_FIFO_SIZE (0 / 4)
 // #define CONFIG_USB_DWC2_TX8_FIFO_SIZE (0 / 4)
 
+// #define CONFIG_USB_DWC2_DMA_ENABLE
+
 /* ---------------- MUSB Configuration ---------------- */
 // #define CONFIG_USB_MUSB_SUNXI
 
@@ -266,7 +268,7 @@
  * (largest USB packet used / 4) + 1 for status information + 1 transfer complete +
  * 1 location each for Bulk/Control endpoint for handling NAK/NYET scenario
  */
-// #define CONFIG_USB_DWC2_RX_FIFO_SIZE ((1012 - CONFIG_USB_DWC2_NPTX_FIFO_SIZE - CONFIG_USB_DWC2_PTX_FIFO_SIZE) / 4)
+// #define CONFIG_USB_DWC2_RX_FIFO_SIZE ((1012 - CONFIG_USB_DWC2_NPTX_FIFO_SIZE - CONFIG_USB_DWC2_PTX_FIFO_SIZE))
 
 /* ---------------- MUSB Configuration ---------------- */
 // #define CONFIG_USB_MUSB_SUNXI

components/drivers/usb/cherryusb/class/audio/usb_audio.h

@@ -132,11 +132,11 @@
 #define AUDIO_FORMAT_ALAW             0x0004
 #define AUDIO_FORMAT_MULAW            0x0005
 
-#define AUDIO_V2_FORMAT_PCM              0x00000001
-#define AUDIO_V2_FORMAT_PCM8             0x00000002
-#define AUDIO_V2_FORMAT_IEEE_FLOAT       0x00000004
-#define AUDIO_V2_FORMAT_ALAW             0x00000008
-#define AUDIO_V2_FORMAT_MULAW            0x00000010
+#define AUDIO_V2_FORMAT_PCM        0x00000001
+#define AUDIO_V2_FORMAT_PCM8       0x00000002
+#define AUDIO_V2_FORMAT_IEEE_FLOAT 0x00000004
+#define AUDIO_V2_FORMAT_ALAW       0x00000008
+#define AUDIO_V2_FORMAT_MULAW      0x00000010
 
 /* bmChannelConfig: a bitmap field that indicates which spatial locations
  * are occupied by the channels present in the cluster. The bit allocations
@@ -812,6 +812,60 @@ struct audio_cs_ep_ep_general_descriptor {
 
 #define AUDIO_AS_DESCRIPTOR_INIT_LEN(n) (0x09 + 0x09 + 0x07 + 0x08 + 3 * n + 0x09 + 0x07)
 
+#define AUDIO_AS_ALTSETTING_DESCRIPTOR_INIT(bInterfaceNumber, bAlternateSetting, bTerminalLink, bNrChannels, bSubFrameSize, bBitResolution, bEndpointAddress, bmAttributes, wMaxPacketSize, bInterval, ...) \
+    0x09,                            /* bLength */                                                                       \
+    USB_DESCRIPTOR_TYPE_INTERFACE,   /* bDescriptorType */                                                               \
+    bInterfaceNumber,                /* bInterfaceNumber */                                                              \
+    bAlternateSetting,               /* bAlternateSetting */                                                             \
+    0x01,                            /* bNumEndpoints */                                                                 \
+    USB_DEVICE_CLASS_AUDIO,          /* bInterfaceClass */                                                               \
+    AUDIO_SUBCLASS_AUDIOSTREAMING,   /* bInterfaceSubClass */                                                            \
+    AUDIO_PROTOCOL_UNDEFINED,        /* bInterfaceProtocol */                                                            \
+    0x00,                            /* iInterface */                                                                    \
+    0x07,                            /* bLength */                                                                       \
+    AUDIO_INTERFACE_DESCRIPTOR_TYPE, /* bDescriptorType */                                                               \
+    AUDIO_STREAMING_GENERAL,         /* bDescriptorSubtype */                                                            \
+    bTerminalLink,                   /* bTerminalLink : Unit ID of the Output Terminal*/                                 \
+    0x01,                            /* bDelay */                                                                        \
+    WBVAL(AUDIO_FORMAT_PCM),         /* wFormatTag : AUDIO_FORMAT_PCM */                                                 \
+    0x08 + PP_NARG(__VA_ARGS__),     /* bLength */                                                                       \
+    AUDIO_INTERFACE_DESCRIPTOR_TYPE, /* bDescriptorType */                                                               \
+    AUDIO_STREAMING_FORMAT_TYPE,     /* bDescriptorSubtype */                                                            \
+    AUDIO_FORMAT_TYPE_I,             /* bFormatType */                                                                   \
+    bNrChannels,                     /* bNrChannels */                                                                   \
+    bSubFrameSize,                   /* bSubFrameSize : Bytes per audio subframe */                                      \
+    bBitResolution,                  /* bBitResolution : bits per sample */                                              \
+    (PP_NARG(__VA_ARGS__)/3),        /* bSamFreqType : only one frequency supported */                                   \
+    __VA_ARGS__,                     /* tSamFreq : Audio sampling frequency coded on 3 bytes */                          \
+    0x09,                            /* bLength */                                                                       \
+    USB_DESCRIPTOR_TYPE_ENDPOINT,    /* bDescriptorType */                                                               \
+    bEndpointAddress,                /* bEndpointAddress : IN endpoint 1 */                                              \
+    bmAttributes,                    /* bmAttributes */                                                                  \
+    WBVAL(wMaxPacketSize),           /* wMaxPacketSize */                                                                \
+    bInterval,                       /* bInterval : one packet per frame */                                              \
+    0x00,                            /* bRefresh */                                                                      \
+    0x00,                            /* bSynchAddress */                                                                 \
+    0x07,                            /* bLength */                                                                       \
+    AUDIO_ENDPOINT_DESCRIPTOR_TYPE,  /* bDescriptorType */                                                               \
+    AUDIO_ENDPOINT_GENERAL,          /* bDescriptor */                                                                   \
+    AUDIO_EP_CONTROL_SAMPLING_FEQ,   /* bmAttributes AUDIO_SAMPLING_FREQ_CONTROL */                                      \
+    0x00,                            /* bLockDelayUnits */                                                               \
+    0x00,                            /* wLockDelay */                                                                    \
+    0x00
+
+#define AUDIO_AS_ALTSETTING_DESCRIPTOR_INIT_LEN(n) (0x09 + 0x07 + 0x08 + 3 * n + 0x09 + 0x07)
+
+#define AUDIO_AS_ALTSETTING0_DESCRIPTOR_INIT(bInterfaceNumber)                                               \
+    0x09,                            /* bLength */                                                                       \
+    USB_DESCRIPTOR_TYPE_INTERFACE,   /* bDescriptorType */                                                               \
+    bInterfaceNumber,                /* bInterfaceNumber */                                                              \
+    0x00,                            /* bAlternateSetting */                                                             \
+    0x01,                            /* bNumEndpoints */                                                                 \
+    USB_DEVICE_CLASS_AUDIO,          /* bInterfaceClass */                                                               \
+    AUDIO_SUBCLASS_AUDIOSTREAMING,   /* bInterfaceSubClass */                                                            \
+    AUDIO_PROTOCOL_UNDEFINED,        /* bInterfaceProtocol */                                                            \
+    0x00                             /* iInterface */
+
 #define AUDIO_MS_STANDARD_DESCRIPTOR_INIT(bInterfaceNumber, bNumEndpoints)                                               \
     0x09,                            /* bLength */                                                                       \
     USB_DESCRIPTOR_TYPE_INTERFACE,   /* bDescriptorType */                                                               \
@@ -1096,6 +1150,58 @@ struct audio_v2_control_range3_param_block {
     0x00,                            /* wLockDelay */                                                                                                                     \
     0x00
 
+#define AUDIO_V2_AS_ALTSETTING_DESCRIPTOR_INIT(bInterfaceNumber, bAlternateSetting, bTerminalLink, bNrChannels, bmChannelConfig, bSubslotSize, bBitResolution, bEndpointAddress, bmAttributes, wMaxPacketSize, bInterval) \
+    0x09,                            /* bLength */                                                                                                                        \
+    USB_DESCRIPTOR_TYPE_INTERFACE,   /* bDescriptorType */                                                                                                                \
+    bInterfaceNumber,                /* bInterfaceNumber */                                                                                                               \
+    bAlternateSetting,               /* bAlternateSetting */                                                                                                              \
+    0x01,                            /* bNumEndpoints */                                                                                                                  \
+    USB_DEVICE_CLASS_AUDIO,          /* bInterfaceClass */                                                                                                                \
+    AUDIO_SUBCLASS_AUDIOSTREAMING,   /* bInterfaceSubClass */                                                                                                             \
+    AUDIO_PROTOCOLv20,               /* bInterfaceProtocol */                                                                                                             \
+    0x00,                            /* iInterface */                                                                                                                     \
+    0x10,                            /* bLength */                                                                                                                        \
+    AUDIO_INTERFACE_DESCRIPTOR_TYPE, /* bDescriptorType */                                                                                                                \
+    AUDIO_STREAMING_GENERAL,         /* bDescriptorSubtype */                                                                                                             \
+    bTerminalLink,                   /* bTerminalLink : Unit ID of the Output or Input Terminal*/                                                                         \
+    0x00,                            /* bmControls */                                                                                                                     \
+    AUDIO_FORMAT_TYPE_I,             /* bFormatType : AUDIO_FORMAT_TYPE_I */                                                                                              \
+    DBVAL(AUDIO_V2_FORMAT_PCM),      /* bmFormats PCM */                                                                                                                  \
+    bNrChannels,                     /* bNrChannels */                                                                                                                    \
+    DBVAL(bmChannelConfig),          /* bmChannelConfig */                                                                                                                \
+    0x00,                            /* iChannelNames */                                                                                                                  \
+    0x06,                            /* bLength */                                                                                                                        \
+    AUDIO_INTERFACE_DESCRIPTOR_TYPE, /* bDescriptorType */                                                                                                                \
+    AUDIO_STREAMING_FORMAT_TYPE,     /* bDescriptorSubtype */                                                                                                             \
+    AUDIO_FORMAT_TYPE_I,             /* bFormatType */                                                                                                                    \
+    bSubslotSize,                    /* bSubslotSize */                                                                                                                   \
+    bBitResolution,                  /* bBitResolution */                                                                                                                 \
+    0x07,                            /* bLength */                                                                                                                        \
+    USB_DESCRIPTOR_TYPE_ENDPOINT,    /* bDescriptorType */                                                                                                                \
+    bEndpointAddress,                /* bEndpointAddress 3 out endpoint for Audio */                                                                                      \
+    bmAttributes,                    /* bmAttributes */                                                                                                                   \
+    WBVAL(wMaxPacketSize),           /* XXXX wMaxPacketSize in Bytes (SampleRate * SlotByteSize * NumChannels) */                                                         \
+    bInterval,                       /* bInterval */                                                                                                                      \
+    0x08,                            /* bLength */                                                                                                                        \
+    AUDIO_ENDPOINT_DESCRIPTOR_TYPE,  /* bDescriptorType */                                                                                                                \
+    AUDIO_ENDPOINT_GENERAL,          /* bDescriptor */                                                                                                                    \
+    0x00,                            /* bmAttributes */                                                                                                                   \
+    0x00,                            /* bmControls */                                                                                                                     \
+    0x00,                            /* bLockDelayUnits */                                                                                                                \
+    0x00,                            /* wLockDelay */                                                                                                                     \
+    0x00
+
+#define AUDIO_V2_AS_ALTSETTING0_DESCRIPTOR_INIT(bInterfaceNumber)                                               \
+    0x09,                            /* bLength */                                                                       \
+    USB_DESCRIPTOR_TYPE_INTERFACE,   /* bDescriptorType */                                                               \
+    bInterfaceNumber,                /* bInterfaceNumber */                                                              \
+    0x00,                            /* bAlternateSetting */                                                             \
+    0x01,                            /* bNumEndpoints */                                                                 \
+    USB_DEVICE_CLASS_AUDIO,          /* bInterfaceClass */                                                               \
+    AUDIO_SUBCLASS_AUDIOSTREAMING,   /* bInterfaceSubClass */                                                            \
+    AUDIO_PROTOCOLv20,               /* bInterfaceProtocol */                                                            \
+    0x00                             /* iInterface */
+
 #define AUDIO_V2_AS_FEEDBACK_DESCRIPTOR_INIT(bInterfaceNumber, bTerminalLink, bNrChannels, bmChannelConfig, bSubslotSize, bBitResolution, bEndpointAddress, wMaxPacketSize, bInterval, bFeedbackEndpointAddress) \
     0x09,                            /* bLength */                                                                                                                        \
     USB_DESCRIPTOR_TYPE_INTERFACE,   /* bDescriptorType */                                                                                                                \
@@ -1150,12 +1256,13 @@ struct audio_v2_control_range3_param_block {
     bFeedbackEndpointAddress,        /* bFeedbackEndpointAddress Revise Dir to bEndpointAddress */                                                                        \
     0x11,                            /* bmAttributes: TransferType=Isochronous  SyncType=None  EndpointType=Feedback */                                                   \
     WBVAL(4),                        /* XXXX wMaxPacketSize in Bytes */                                                                                                   \
-    bInterval                        /* bInterval */                                                                                                                      \
+    bInterval                        /* bInterval */
 
 // clang-format on
 
-#define AUDIO_V2_AS_DESCRIPTOR_INIT_LEN (0x09 + 0x09 + 0x10 + 0x06 + 0x07 + 0x08)
-#define AUDIO_V2_AS_FEEDBACK_DESCRIPTOR_INIT_LEN (0x09 + 0x09 + 0x10 + 0x06 + 0x07 + 0x08 + 0x07)
+#define AUDIO_V2_AS_DESCRIPTOR_INIT_LEN            (0x09 + 0x09 + 0x10 + 0x06 + 0x07 + 0x08)
+#define AUDIO_V2_AS_ALTSETTING_DESCRIPTOR_INIT_LEN (0x09 + 0x10 + 0x06 + 0x07 + 0x08)
+#define AUDIO_V2_AS_FEEDBACK_DESCRIPTOR_INIT_LEN   (0x09 + 0x09 + 0x10 + 0x06 + 0x07 + 0x08 + 0x07)
 
 #define AUDIO_SAMPLE_FREQ_NUM(num) (uint8_t)(num), (uint8_t)((num >> 8))
 #define AUDIO_SAMPLE_FREQ_3B(frq)  (uint8_t)(frq), (uint8_t)((frq >> 8)), (uint8_t)((frq >> 16))

components/drivers/usb/cherryusb/class/audio/usbh_audio.c

@@ -21,10 +21,6 @@
 #define INTF_DESC_bInterfaceNumber  2 /** Interface number offset */
 #define INTF_DESC_bAlternateSetting 3 /** Alternate setting offset */
 
-#ifndef CONFIG_USBHOST_MAX_AUDIO_CLASS
-#define CONFIG_USBHOST_MAX_AUDIO_CLASS 4
-#endif
-
 USB_NOCACHE_RAM_SECTION USB_MEM_ALIGNX uint8_t g_audio_buf[128];
 
 static struct usbh_audio g_audio_class[CONFIG_USBHOST_MAX_AUDIO_CLASS];
@@ -32,11 +28,11 @@ static uint32_t g_devinuse = 0;
 
 static struct usbh_audio *usbh_audio_class_alloc(void)
 {
-    int devno;
+    uint8_t devno;
 
     for (devno = 0; devno < CONFIG_USBHOST_MAX_AUDIO_CLASS; devno++) {
-        if ((g_devinuse & (1 << devno)) == 0) {
-            g_devinuse |= (1 << devno);
+        if ((g_devinuse & (1U << devno)) == 0) {
+            g_devinuse |= (1U << devno);
             memset(&g_audio_class[devno], 0, sizeof(struct usbh_audio));
             g_audio_class[devno].minor = devno;
             return &g_audio_class[devno];
@@ -47,15 +43,15 @@ static struct usbh_audio *usbh_audio_class_alloc(void)
 
 static void usbh_audio_class_free(struct usbh_audio *audio_class)
 {
-    int devno = audio_class->minor;
+    uint8_t devno = audio_class->minor;
 
-    if (devno >= 0 && devno < 32) {
-        g_devinuse &= ~(1 << devno);
+    if (devno < 32) {
+        g_devinuse &= ~(1U << devno);
     }
     memset(audio_class, 0, sizeof(struct usbh_audio));
 }
 
-int usbh_audio_open(struct usbh_audio *audio_class, const char *name, uint32_t samp_freq)
+int usbh_audio_open(struct usbh_audio *audio_class, const char *name, uint32_t samp_freq, uint8_t bitresolution)
 {
     struct usb_setup_packet *setup;
     struct usb_endpoint_descriptor *ep_desc;
@@ -74,20 +70,24 @@ int usbh_audio_open(struct usbh_audio *audio_class, const char *name, uint32_t s
         return 0;
     }
 
-    for (uint8_t i = 0; i < audio_class->module_num; i++) {
-        if (strcmp(name, audio_class->module[i].name) == 0) {
-            for (uint8_t j = 0; j < audio_class->num_of_intf_altsettings; j++) {
-                for (uint8_t k = 0; k < audio_class->module[i].altsetting[j].sampfreq_num; k++) {
-                    if (audio_class->module[i].altsetting[j].sampfreq[k] == samp_freq) {
-                        intf = audio_class->module[i].data_intf;
-                        altsetting = j;
-                        goto freq_found;
+    for (uint8_t i = 0; i < audio_class->stream_intf_num; i++) {
+        if (strcmp(name, audio_class->as_msg_table[i].stream_name) == 0) {
+            intf = audio_class->as_msg_table[i].stream_intf;
+            for (uint8_t j = 1; j < audio_class->as_msg_table[i].num_of_altsetting; j++) {
+                if (audio_class->as_msg_table[i].as_format[j].bBitResolution == bitresolution) {
+                    for (uint8_t k = 0; k < audio_class->as_msg_table[i].as_format[j].bSamFreqType; k++) {
+                        uint32_t freq = 0;
+
+                        memcpy(&freq, &audio_class->as_msg_table[i].as_format[j].tSamFreq[3 * k], 3);
+                        if (freq == samp_freq) {
+                            altsetting = j;
+                            goto freq_found;
+                        }
                     }
                 }
             }
         }
     }
-
     return -USB_ERR_NODEV;
 
 freq_found:
@@ -105,16 +105,18 @@ freq_found:
 
     ep_desc = &audio_class->hport->config.intf[intf].altsetting[altsetting].ep[0].ep_desc;
 
-    setup->bmRequestType = USB_REQUEST_DIR_OUT | USB_REQUEST_CLASS | USB_REQUEST_RECIPIENT_ENDPOINT;
-    setup->bRequest = AUDIO_REQUEST_SET_CUR;
-    setup->wValue = (AUDIO_EP_CONTROL_SAMPLING_FEQ << 8) | 0x00;
-    setup->wIndex = ep_desc->bEndpointAddress;
-    setup->wLength = 3;
+    if (audio_class->as_msg_table[intf - audio_class->ctrl_intf - 1].ep_attr & AUDIO_EP_CONTROL_SAMPLING_FEQ) {
+        setup->bmRequestType = USB_REQUEST_DIR_OUT | USB_REQUEST_CLASS | USB_REQUEST_RECIPIENT_ENDPOINT;
+        setup->bRequest = AUDIO_REQUEST_SET_CUR;
+        setup->wValue = (AUDIO_EP_CONTROL_SAMPLING_FEQ << 8) | 0x00;
+        setup->wIndex = ep_desc->bEndpointAddress;
+        setup->wLength = 3;
 
-    memcpy(g_audio_buf, &samp_freq, 3);
-    ret = usbh_control_transfer(audio_class->hport, setup, g_audio_buf);
-    if (ret < 0) {
-        return ret;
+        memcpy(g_audio_buf, &samp_freq, 3);
+        ret = usbh_control_transfer(audio_class->hport, setup, g_audio_buf);
+        if (ret < 0) {
+            return ret;
+        }
     }
 
     mult = (ep_desc->wMaxPacketSize & USB_MAXPACKETSIZE_ADDITIONAL_TRANSCATION_MASK) >> USB_MAXPACKETSIZE_ADDITIONAL_TRANSCATION_SHIFT;
@@ -127,7 +129,7 @@ freq_found:
         USBH_EP_INIT(audio_class->isoout, ep_desc);
     }
 
-    USB_LOG_INFO("Open audio module :%s, altsetting: %u\r\n", name, altsetting);
+    USB_LOG_INFO("Open audio stream :%s, altsetting: %u\r\n", name, altsetting);
     audio_class->is_opened = true;
     return ret;
 }
@@ -145,9 +147,9 @@ int usbh_audio_close(struct usbh_audio *audio_class, const char *name)
     }
     setup = audio_class->hport->setup;
 
-    for (size_t i = 0; i < audio_class->module_num; i++) {
-        if (strcmp(name, audio_class->module[i].name) == 0) {
-            intf = audio_class->module[i].data_intf;
+    for (uint8_t i = 0; i < audio_class->stream_intf_num; i++) {
+        if (strcmp(name, audio_class->as_msg_table[i].stream_name) == 0) {
+            intf = audio_class->as_msg_table[i].stream_intf;
         }
     }
 
@@ -155,7 +157,17 @@ int usbh_audio_close(struct usbh_audio *audio_class, const char *name)
         return -USB_ERR_NODEV;
     }
 
-    USB_LOG_INFO("Close audio module :%s\r\n", name);
+    setup->bmRequestType = USB_REQUEST_DIR_OUT | USB_REQUEST_STANDARD | USB_REQUEST_RECIPIENT_INTERFACE;
+    setup->bRequest = USB_REQUEST_SET_INTERFACE;
+    setup->wValue = 0;
+    setup->wIndex = intf;
+    setup->wLength = 0;
+
+    ret = usbh_control_transfer(audio_class->hport, setup, NULL);
+    if (ret < 0) {
+        return ret;
+    }
+    USB_LOG_INFO("Close audio stream :%s\r\n", name);
     audio_class->is_opened = false;
 
     ep_desc = &audio_class->hport->config.intf[intf].altsetting[altsetting].ep[0].ep_desc;
@@ -169,14 +181,6 @@ int usbh_audio_close(struct usbh_audio *audio_class, const char *name)
         }
     }
 
-    setup->bmRequestType = USB_REQUEST_DIR_OUT | USB_REQUEST_STANDARD | USB_REQUEST_RECIPIENT_INTERFACE;
-    setup->bRequest = USB_REQUEST_SET_INTERFACE;
-    setup->wValue = 0;
-    setup->wIndex = intf;
-    setup->wLength = 0;
-
-    ret = usbh_control_transfer(audio_class->hport, setup, NULL);
-
     return ret;
 }
 
@@ -184,30 +188,29 @@ int usbh_audio_set_volume(struct usbh_audio *audio_class, const char *name, uint
 {
     struct usb_setup_packet *setup;
     int ret;
-    uint8_t intf = 0xff;
     uint8_t feature_id = 0xff;
     uint16_t volume_hex;
 
     if (!audio_class || !audio_class->hport) {
         return -USB_ERR_INVAL;
     }
-    setup = audio_class->hport->setup;
 
-    for (size_t i = 0; i < audio_class->module_num; i++) {
-        if (strcmp(name, audio_class->module[i].name) == 0) {
-            intf = audio_class->ctrl_intf;
-            feature_id = audio_class->module[i].feature_unit_id;
-        }
+    if (volume > 100) {
+        return -USB_ERR_INVAL;
     }
 
-    if (intf == 0xff) {
-        return -USB_ERR_NODEV;
+    setup = audio_class->hport->setup;
+
+    for (uint8_t i = 0; i < audio_class->stream_intf_num; i++) {
+        if (strcmp(name, audio_class->as_msg_table[i].stream_name) == 0) {
+            feature_id = audio_class->as_msg_table[i].feature_terminal_id;
+        }
     }
 
     setup->bmRequestType = USB_REQUEST_DIR_OUT | USB_REQUEST_CLASS | USB_REQUEST_RECIPIENT_INTERFACE;
     setup->bRequest = AUDIO_REQUEST_SET_CUR;
     setup->wValue = (AUDIO_FU_CONTROL_VOLUME << 8) | ch;
-    setup->wIndex = (feature_id << 8) | intf;
+    setup->wIndex = (feature_id << 8) | audio_class->ctrl_intf;
     setup->wLength = 2;
 
     volume_hex = -0xDB00 / 100 * volume + 0xdb00;
@@ -222,7 +225,6 @@ int usbh_audio_set_mute(struct usbh_audio *audio_class, const char *name, uint8_
 {
     struct usb_setup_packet *setup;
     int ret;
-    uint8_t intf = 0xff;
     uint8_t feature_id = 0xff;
 
     if (!audio_class || !audio_class->hport) {
@@ -230,21 +232,16 @@ int usbh_audio_set_mute(struct usbh_audio *audio_class, const char *name, uint8_
     }
     setup = audio_class->hport->setup;
 
-    for (size_t i = 0; i < audio_class->module_num; i++) {
-        if (strcmp(name, audio_class->module[i].name) == 0) {
-            intf = audio_class->ctrl_intf;
-            feature_id = audio_class->module[i].feature_unit_id;
+    for (uint8_t i = 0; i < audio_class->stream_intf_num; i++) {
+        if (strcmp(name, audio_class->as_msg_table[i].stream_name) == 0) {
+            feature_id = audio_class->as_msg_table[i].feature_terminal_id;
         }
     }
 
-    if (intf == 0xff) {
-        return -USB_ERR_NODEV;
-    }
-
     setup->bmRequestType = USB_REQUEST_DIR_OUT | USB_REQUEST_CLASS | USB_REQUEST_RECIPIENT_INTERFACE;
     setup->bRequest = AUDIO_REQUEST_SET_CUR;
     setup->wValue = (AUDIO_FU_CONTROL_MUTE << 8) | ch;
-    setup->wIndex = (feature_id << 8) | intf;
+    setup->wIndex = (feature_id << 8) | audio_class->ctrl_intf;
     setup->wLength = 1;
 
     memcpy(g_audio_buf, &mute, 1);
@@ -257,26 +254,28 @@ void usbh_audio_list_module(struct usbh_audio *audio_class)
 {
     USB_LOG_INFO("============= Audio module information ===================\r\n");
     USB_LOG_RAW("bcdADC :%04x\r\n", audio_class->bcdADC);
-    USB_LOG_RAW("Num of modules :%u\r\n", audio_class->module_num);
-    USB_LOG_RAW("Num of altsettings:%u\r\n", audio_class->num_of_intf_altsettings);
+    USB_LOG_RAW("Num of audio stream :%u\r\n", audio_class->stream_intf_num);
 
-    for (uint8_t i = 0; i < audio_class->module_num; i++) {
-        USB_LOG_RAW("  module name :%s\r\n", audio_class->module[i].name);
-        USB_LOG_RAW("  module feature unit id :%d\r\n", audio_class->module[i].feature_unit_id);
+    for (uint8_t i = 0; i < audio_class->stream_intf_num; i++) {
+        USB_LOG_RAW("\tstream name :%s\r\n", audio_class->as_msg_table[i].stream_name);
+        USB_LOG_RAW("\tstream intf :%u\r\n", audio_class->as_msg_table[i].stream_intf);
+        USB_LOG_RAW("\tNum of altsetting :%u\r\n", audio_class->as_msg_table[i].num_of_altsetting);
 
-        for (uint8_t j = 0; j < audio_class->num_of_intf_altsettings; j++) {
+        for (uint8_t j = 0; j < audio_class->as_msg_table[i].num_of_altsetting; j++) {
             if (j == 0) {
-                USB_LOG_RAW("      Ingore altsetting 0\r\n");
+                USB_LOG_RAW("\t\tIngore altsetting 0\r\n");
                 continue;
             }
-            USB_LOG_RAW("      Altsetting %u\r\n", j);
-            USB_LOG_RAW("          module channels :%u\r\n", audio_class->module[i].altsetting[j].channels);
-            //USB_LOG_RAW("        module format_type :%u\r\n",audio_class->module[i].altsetting[j].format_type);
-            USB_LOG_RAW("          module bitresolution :%u\r\n", audio_class->module[i].altsetting[j].bitresolution);
-            USB_LOG_RAW("          module sampfreq num :%u\r\n", audio_class->module[i].altsetting[j].sampfreq_num);
-
-            for (uint8_t k = 0; k < audio_class->module[i].altsetting[j].sampfreq_num; k++) {
-                USB_LOG_RAW("              module sampfreq :%d hz\r\n", audio_class->module[i].altsetting[j].sampfreq[k]);
+            USB_LOG_RAW("\t\tAltsetting :%u\r\n", j);
+            USB_LOG_RAW("\t\t\tbNrChannels :%u\r\n", audio_class->as_msg_table[i].as_format[j].bNrChannels);
+            USB_LOG_RAW("\t\t\tbBitResolution :%u\r\n", audio_class->as_msg_table[i].as_format[j].bBitResolution);
+            USB_LOG_RAW("\t\t\tbSamFreqType :%u\r\n", audio_class->as_msg_table[i].as_format[j].bSamFreqType);
+
+            for (uint8_t k = 0; k < audio_class->as_msg_table[i].as_format[j].bSamFreqType; k++) {
+                uint32_t freq = 0;
+
+                memcpy(&freq, &audio_class->as_msg_table[i].as_format[j].tSamFreq[3 * k], 3);
+                USB_LOG_RAW("\t\t\t\tSampleFreq :%u\r\n", freq);
             }
         }
     }
@@ -293,7 +292,6 @@ static int usbh_audio_ctrl_connect(struct usbh_hubport *hport, uint8_t intf)
     uint8_t input_offset = 0;
     uint8_t output_offset = 0;
     uint8_t feature_unit_offset = 0;
-    uint8_t format_offset = 0;
     uint8_t *p;
 
     struct usbh_audio *audio_class = usbh_audio_class_alloc();
@@ -304,8 +302,6 @@ static int usbh_audio_ctrl_connect(struct usbh_hubport *hport, uint8_t intf)
 
     audio_class->hport = hport;
     audio_class->ctrl_intf = intf;
-    audio_class->num_of_intf_altsettings = hport->config.intf[intf + 1].altsetting_num;
-
     hport->config.intf[intf].priv = audio_class;
 
     p = hport->raw_config_desc;
@@ -331,39 +327,19 @@ static int usbh_audio_ctrl_connect(struct usbh_hubport *hport, uint8_t intf)
                         case AUDIO_CONTROL_INPUT_TERMINAL: {
                             struct audio_cs_if_ac_input_terminal_descriptor *desc = (struct audio_cs_if_ac_input_terminal_descriptor *)p;
 
-                            audio_class->module[input_offset].input_terminal_id = desc->bTerminalID;
-                            audio_class->module[input_offset].input_terminal_type = desc->wTerminalType;
-                            audio_class->module[input_offset].input_channel_config = desc->wChannelConfig;
-
-                            if (desc->wTerminalType == AUDIO_TERMINAL_STREAMING) {
-                                audio_class->module[input_offset].terminal_link_id = desc->bTerminalID;
-                            }
-                            if (desc->wTerminalType == AUDIO_INTERM_MIC) {
-                                audio_class->module[input_offset].name = "mic";
-                            }
+                            memcpy(&audio_class->ac_msg_table[input_offset].ac_input, desc, sizeof(struct audio_cs_if_ac_input_terminal_descriptor));
                             input_offset++;
                         } break;
-                            break;
                         case AUDIO_CONTROL_OUTPUT_TERMINAL: {
                             struct audio_cs_if_ac_output_terminal_descriptor *desc = (struct audio_cs_if_ac_output_terminal_descriptor *)p;
-                            audio_class->module[output_offset].output_terminal_id = desc->bTerminalID;
-                            audio_class->module[output_offset].output_terminal_type = desc->wTerminalType;
-                            if (desc->wTerminalType == AUDIO_TERMINAL_STREAMING) {
-                                audio_class->module[output_offset].terminal_link_id = desc->bTerminalID;
-                            }
-                            if (desc->wTerminalType == AUDIO_OUTTERM_SPEAKER) {
-                                audio_class->module[output_offset].name = "speaker";
-                            }
+
+                            memcpy(&audio_class->ac_msg_table[output_offset].ac_output, desc, sizeof(struct audio_cs_if_ac_output_terminal_descriptor));
                             output_offset++;
                         } break;
                         case AUDIO_CONTROL_FEATURE_UNIT: {
                             struct audio_cs_if_ac_feature_unit_descriptor *desc = (struct audio_cs_if_ac_feature_unit_descriptor *)p;
-                            audio_class->module[feature_unit_offset].feature_unit_id = desc->bUnitID;
-                            audio_class->module[feature_unit_offset].feature_unit_controlsize = desc->bControlSize;
 
-                            for (uint8_t j = 0; j < desc->bControlSize; j++) {
-                                audio_class->module[feature_unit_offset].feature_unit_controls[j] = p[6 + j];
-                            }
+                            memcpy(&audio_class->ac_msg_table[feature_unit_offset].ac_feature_unit, desc, desc->bLength);
                             feature_unit_offset++;
                         } break;
                         case AUDIO_CONTROL_PROCESSING_UNIT:
@@ -372,34 +348,33 @@ static int usbh_audio_ctrl_connect(struct usbh_hubport *hport, uint8_t intf)
                         default:
                             break;
                     }
-                } else if ((cur_iface < (audio_class->ctrl_intf + cur_iface_count)) && (cur_iface > audio_class->ctrl_intf)) {
+                } else if ((cur_iface > audio_class->ctrl_intf) && (cur_iface < (audio_class->ctrl_intf + cur_iface_count))) {
                     switch (p[DESC_bDescriptorSubType]) {
-                        case AUDIO_STREAMING_GENERAL:
+                        case AUDIO_STREAMING_GENERAL: {
+                            struct audio_cs_if_as_general_descriptor *desc = (struct audio_cs_if_as_general_descriptor *)p;
 
-                            break;
+                            /* all altsetting have the same general */
+                            audio_class->as_msg_table[cur_iface - audio_class->ctrl_intf - 1].stream_intf = cur_iface;
+                            memcpy(&audio_class->as_msg_table[cur_iface - audio_class->ctrl_intf - 1].as_general, desc, sizeof(struct audio_cs_if_as_general_descriptor));
+                        } break;
                         case AUDIO_STREAMING_FORMAT_TYPE: {
                             struct audio_cs_if_as_format_type_descriptor *desc = (struct audio_cs_if_as_format_type_descriptor *)p;
-
-                            audio_class->module[format_offset].data_intf = cur_iface;
-                            audio_class->module[format_offset].altsetting[cur_alt_setting].channels = desc->bNrChannels;
-                            audio_class->module[format_offset].altsetting[cur_alt_setting].format_type = desc->bFormatType;
-                            audio_class->module[format_offset].altsetting[cur_alt_setting].bitresolution = desc->bBitResolution;
-                            audio_class->module[format_offset].altsetting[cur_alt_setting].sampfreq_num = desc->bSamFreqType;
-
-                            for (uint8_t j = 0; j < desc->bSamFreqType; j++) {
-                                audio_class->module[format_offset].altsetting[cur_alt_setting].sampfreq[j] = (uint32_t)(p[10 + j * 3] << 16) |
-                                                                                                             (uint32_t)(p[9 + j * 3] << 8) |
-                                                                                                             (uint32_t)(p[8 + j * 3] << 0);
-                            }
-                            if (cur_alt_setting == (hport->config.intf[intf + 1].altsetting_num - 1)) {
-                                format_offset++;
-                            }
+                            audio_class->as_msg_table[cur_iface - audio_class->ctrl_intf - 1].num_of_altsetting = (cur_alt_setting + 1);
+                            memcpy(&audio_class->as_msg_table[cur_iface - audio_class->ctrl_intf - 1].as_format[cur_alt_setting], desc, desc->bLength);
                         } break;
                         default:
                             break;
                     }
                 }
                 break;
+            case AUDIO_ENDPOINT_DESCRIPTOR_TYPE:
+                if ((cur_iface > audio_class->ctrl_intf) && (cur_iface < (audio_class->ctrl_intf + cur_iface_count))) {
+                    if (p[DESC_bDescriptorSubType] == AUDIO_ENDPOINT_GENERAL) {
+                        struct audio_cs_ep_ep_general_descriptor *desc = (struct audio_cs_ep_ep_general_descriptor *)p;
+                        audio_class->as_msg_table[cur_iface - audio_class->ctrl_intf - 1].ep_attr = desc->bmAttributes;
+                    }
+                }
+                break;
             default:
                 break;
         }
@@ -407,16 +382,86 @@ static int usbh_audio_ctrl_connect(struct usbh_hubport *hport, uint8_t intf)
         p += p[DESC_bLength];
     }
 
-    if ((input_offset != output_offset) && (input_offset != feature_unit_offset) && (input_offset != format_offset)) {
+    if ((input_offset != output_offset) && (input_offset != feature_unit_offset)) {
+        USB_LOG_ERR("Audio descriptor is invalid\r\n");
         return -USB_ERR_INVAL;
     }
 
-    audio_class->module_num = input_offset;
+    audio_class->stream_intf_num = input_offset;
+
+    for (uint8_t i = 0; i < audio_class->stream_intf_num; i++) {
+        /* Search 0x0101 in input or output desc */
+        for (uint8_t streamidx = 0; streamidx < audio_class->stream_intf_num; streamidx++) {
+            if (audio_class->as_msg_table[i].as_general.bTerminalLink == audio_class->ac_msg_table[streamidx].ac_input.bTerminalID) {
+                /* INPUT --> FEATURE UNIT --> OUTPUT */
+                audio_class->as_msg_table[i].input_terminal_id = audio_class->ac_msg_table[streamidx].ac_input.bTerminalID;
+
+                /* Search input terminal id in feature desc */
+                for (uint8_t featureidx = 0; featureidx < audio_class->stream_intf_num; featureidx++) {
+                    if (audio_class->ac_msg_table[streamidx].ac_input.bTerminalID == audio_class->ac_msg_table[featureidx].ac_feature_unit.bSourceID) {
+                        audio_class->as_msg_table[i].feature_terminal_id = audio_class->ac_msg_table[featureidx].ac_feature_unit.bUnitID;
+
+                        /* Search feature unit id in output desc */
+                        for (uint8_t outputid = 0; outputid < audio_class->stream_intf_num; outputid++) {
+                            if (audio_class->ac_msg_table[featureidx].ac_feature_unit.bUnitID == audio_class->ac_msg_table[outputid].ac_output.bSourceID) {
+                                audio_class->as_msg_table[i].output_terminal_id = audio_class->ac_msg_table[outputid].ac_output.bTerminalID;
+
+                                switch (audio_class->ac_msg_table[outputid].ac_output.wTerminalType) {
+                                    case AUDIO_OUTTERM_SPEAKER:
+                                        audio_class->as_msg_table[i].stream_name = "speaker";
+                                        break;
+                                    case AUDIO_OUTTERM_HEADPHONES:
+                                        audio_class->as_msg_table[i].stream_name = "headphoens";
+                                        break;
+                                    case AUDIO_OUTTERM_HEADDISPLAY:
+                                        audio_class->as_msg_table[i].stream_name = "headdisplay";
+                                        break;
+                                    default:
+                                        audio_class->as_msg_table[i].stream_name = "unknown";
+                                        break;
+                                }
+                                break;
+                            }
+                        }
+                        break;
+                    }
+                }
+            } else if (audio_class->as_msg_table[i].as_general.bTerminalLink == audio_class->ac_msg_table[streamidx].ac_output.bTerminalID) {
+                /* OUTPUT --> FEATURE UNIT --> INPUT */
+                audio_class->as_msg_table[i].output_terminal_id = audio_class->ac_msg_table[streamidx].ac_output.bTerminalID;
+
+                /* Search output terminal id in feature desc */
+                for (uint8_t featureidx = 0; featureidx < audio_class->stream_intf_num; featureidx++) {
+                    if (audio_class->ac_msg_table[streamidx].ac_output.bSourceID == audio_class->ac_msg_table[featureidx].ac_feature_unit.bUnitID) {
+                        audio_class->as_msg_table[i].feature_terminal_id = audio_class->ac_msg_table[featureidx].ac_feature_unit.bUnitID;
+
+                        /* Search feature unit id in input desc */
+                        for (uint8_t inputid = 0; inputid < audio_class->stream_intf_num; inputid++) {
+                            if (audio_class->ac_msg_table[featureidx].ac_feature_unit.bSourceID == audio_class->ac_msg_table[inputid].ac_input.bTerminalID) {
+                                audio_class->as_msg_table[i].input_terminal_id = audio_class->ac_msg_table[inputid].ac_input.bTerminalID;
+
+                                switch (audio_class->ac_msg_table[inputid].ac_input.wTerminalType) {
+                                    case AUDIO_INTERM_MIC:
+                                        audio_class->as_msg_table[i].stream_name = "mic";
+                                        break;
+                                    default:
+                                        audio_class->as_msg_table[i].stream_name = "unknown";
+                                        break;
+                                }
+                                break;
+                            }
+                        }
+                        break;
+                    }
+                }
+            }
+        }
+    }
 
-    for (size_t i = 0; i < audio_class->module_num; i++) {
-        ret = usbh_audio_close(audio_class, audio_class->module[i].name);
+    for (uint8_t i = 0; i < audio_class->stream_intf_num; i++) {
+        ret = usbh_audio_close(audio_class, audio_class->as_msg_table[i].stream_name);
         if (ret < 0) {
-            USB_LOG_ERR("Fail to close audio module :%s\r\n", audio_class->module[i].name);
+            USB_LOG_ERR("Fail to close audio stream :%s\r\n", audio_class->as_msg_table[i].stream_name);
             return ret;
         }
     }

components/drivers/usb/cherryusb/class/audio/usbh_audio.h

@@ -8,34 +8,26 @@
 
 #include "usb_audio.h"
 
-struct usbh_audio_format_type {
-    uint8_t channels;
-    uint8_t format_type;
-    uint8_t bitresolution;
-    uint8_t sampfreq_num;
-    uint32_t sampfreq[3];
+#ifndef CONFIG_USBHOST_AUDIO_MAX_STREAMS
+#define CONFIG_USBHOST_AUDIO_MAX_STREAMS 3
+#endif
+
+struct usbh_audio_ac_msg {
+    struct audio_cs_if_ac_input_terminal_descriptor ac_input;
+    struct audio_cs_if_ac_feature_unit_descriptor ac_feature_unit;
+    struct audio_cs_if_ac_output_terminal_descriptor ac_output;
 };
 
-/**
- * bSourceID in feature_unit = input_terminal_id
- * bSourceID in output_terminal = feature_unit_id
- * terminal_link_id = input_terminal_id or output_terminal_id (if input_terminal_type or output_terminal_type is 0x0101)
- *
- *
-*/
-struct usbh_audio_module {
-    const char *name;
-    uint8_t data_intf;
+struct usbh_audio_as_msg {
+    const char *stream_name;
+    uint8_t stream_intf;
     uint8_t input_terminal_id;
-    uint16_t input_terminal_type;
-    uint16_t input_channel_config;
+    uint8_t feature_terminal_id;
     uint8_t output_terminal_id;
-    uint16_t output_terminal_type;
-    uint8_t feature_unit_id;
-    uint8_t feature_unit_controlsize;
-    uint8_t feature_unit_controls[8];
-    uint8_t terminal_link_id;
-    struct usbh_audio_format_type altsetting[CONFIG_USBHOST_MAX_INTF_ALTSETTINGS];
+    uint8_t ep_attr;
+    uint8_t num_of_altsetting;
+    struct audio_cs_if_as_general_descriptor as_general;
+    struct audio_cs_if_as_format_type_descriptor as_format[CONFIG_USBHOST_MAX_INTF_ALTSETTINGS];
 };
 
 struct usbh_audio {
@@ -50,9 +42,9 @@ struct usbh_audio {
     bool is_opened;
     uint16_t bcdADC;
     uint8_t bInCollection;
-    uint8_t num_of_intf_altsettings;
-    struct usbh_audio_module module[2];
-    uint8_t module_num;
+    uint8_t stream_intf_num;
+    struct usbh_audio_ac_msg ac_msg_table[CONFIG_USBHOST_AUDIO_MAX_STREAMS];
+    struct usbh_audio_as_msg as_msg_table[CONFIG_USBHOST_AUDIO_MAX_STREAMS];
 
     void *user_data;
 };
@@ -61,7 +53,7 @@ struct usbh_audio {
 extern "C" {
 #endif
 
-int usbh_audio_open(struct usbh_audio *audio_class, const char *name, uint32_t samp_freq);
+int usbh_audio_open(struct usbh_audio *audio_class, const char *name, uint32_t samp_freq, uint8_t bitresolution);
 int usbh_audio_close(struct usbh_audio *audio_class, const char *name);
 int usbh_audio_set_volume(struct usbh_audio *audio_class, const char *name, uint8_t ch, uint8_t volume);
 int usbh_audio_set_mute(struct usbh_audio *audio_class, const char *name, uint8_t ch, bool mute);

components/drivers/usb/cherryusb/class/cdc/usb_cdc.h

@@ -421,7 +421,7 @@ struct cdc_ncm_ndp16 {
     0x02,                                                  /* bInterfaceCount */               \
     USB_DEVICE_CLASS_CDC,                                  /* bFunctionClass */                \
     CDC_ABSTRACT_CONTROL_MODEL,                            /* bFunctionSubClass */             \
-    CDC_COMMON_PROTOCOL_AT_COMMANDS,                       /* bFunctionProtocol */             \
+    CDC_COMMON_PROTOCOL_NONE,                              /* bFunctionProtocol */             \
     0x00,                                                  /* iFunction */                     \
     0x09,                                                  /* bLength */                       \
     USB_DESCRIPTOR_TYPE_INTERFACE,                         /* bDescriptorType */               \
@@ -430,7 +430,7 @@ struct cdc_ncm_ndp16 {
     0x01,                                                  /* bNumEndpoints */                 \
     USB_DEVICE_CLASS_CDC,                                  /* bInterfaceClass */               \
     CDC_ABSTRACT_CONTROL_MODEL,                            /* bInterfaceSubClass */            \
-    CDC_COMMON_PROTOCOL_AT_COMMANDS,                       /* bInterfaceProtocol */            \
+    CDC_COMMON_PROTOCOL_NONE,                              /* bInterfaceProtocol */            \
     str_idx,                                               /* iInterface */                    \
     0x05,                                                  /* bLength */                       \
     CDC_CS_INTERFACE,                                      /* bDescriptorType */               \
@@ -489,8 +489,8 @@ struct cdc_ncm_ndp16 {
     bFirstInterface,                                       /* bFirstInterface */               \
     0x02,                                                  /* bInterfaceCount */               \
     USB_DEVICE_CLASS_WIRELESS,                             /* bFunctionClass */                \
-    CDC_DIRECT_LINE_CONTROL_MODEL,                         /* bFunctionSubClass */             \
-    CDC_COMMON_PROTOCOL_AT_COMMANDS_PCCA_101_AND_ANNEXO,   /* bFunctionProtocol */             \
+    0x01,                                                  /* bFunctionSubClass */             \
+    0x03,                                                  /* bFunctionProtocol */             \
     0x00,                                                  /* iFunction */                     \
     0x09,                                                  /* bLength */                       \
     USB_DESCRIPTOR_TYPE_INTERFACE,                         /* bDescriptorType */               \
@@ -498,8 +498,8 @@ struct cdc_ncm_ndp16 {
     0x00,                                                  /* bAlternateSetting */             \
     0x01,                                                  /* bNumEndpoints */                 \
     USB_DEVICE_CLASS_WIRELESS,                             /* bInterfaceClass */               \
-    CDC_DIRECT_LINE_CONTROL_MODEL,                         /* bInterfaceSubClass */            \
-    CDC_COMMON_PROTOCOL_AT_COMMANDS_PCCA_101_AND_ANNEXO,   /* bInterfaceProtocol */            \
+    0x01,                                                  /* bInterfaceSubClass */            \
+    0x03,                                                  /* bInterfaceProtocol */            \
     str_idx,                                               /* iInterface */                    \
     0x05,                                                  /* bLength */                       \
     CDC_CS_INTERFACE,                                      /* bDescriptorType */               \

components/drivers/usb/cherryusb/class/cdc/usbh_cdc_acm.c

@@ -19,11 +19,11 @@ static uint32_t g_devinuse = 0;
 
 static struct usbh_cdc_acm *usbh_cdc_acm_class_alloc(void)
 {
-    int devno;
+    uint8_t devno;
 
     for (devno = 0; devno < CONFIG_USBHOST_MAX_CDC_ACM_CLASS; devno++) {
-        if ((g_devinuse & (1 << devno)) == 0) {
-            g_devinuse |= (1 << devno);
+        if ((g_devinuse & (1U << devno)) == 0) {
+            g_devinuse |= (1U << devno);
             memset(&g_cdc_acm_class[devno], 0, sizeof(struct usbh_cdc_acm));
             g_cdc_acm_class[devno].minor = devno;
             return &g_cdc_acm_class[devno];
@@ -34,10 +34,10 @@ static struct usbh_cdc_acm *usbh_cdc_acm_class_alloc(void)
 
 static void usbh_cdc_acm_class_free(struct usbh_cdc_acm *cdc_acm_class)
 {
-    int devno = cdc_acm_class->minor;
+    uint8_t devno = cdc_acm_class->minor;
 
-    if (devno >= 0 && devno < 32) {
-        g_devinuse &= ~(1 << devno);
+    if (devno < 32) {
+        g_devinuse &= ~(1U << devno);
     }
     memset(cdc_acm_class, 0, sizeof(struct usbh_cdc_acm));
 }
@@ -266,10 +266,10 @@ const struct usbh_class_driver cdc_data_class_driver = {
 };
 
 CLASS_INFO_DEFINE const struct usbh_class_info cdc_acm_class_info = {
-    .match_flags = USB_CLASS_MATCH_INTF_CLASS | USB_CLASS_MATCH_INTF_SUBCLASS | USB_CLASS_MATCH_INTF_PROTOCOL,
+    .match_flags = USB_CLASS_MATCH_INTF_CLASS | USB_CLASS_MATCH_INTF_SUBCLASS,
     .class = USB_DEVICE_CLASS_CDC,
     .subclass = CDC_ABSTRACT_CONTROL_MODEL,
-    .protocol = CDC_COMMON_PROTOCOL_AT_COMMANDS,
+    .protocol = 0x00,
     .id_table = NULL,
     .class_driver = &cdc_acm_class_driver
 };

components/drivers/usb/cherryusb/class/cdc/usbh_cdc_ncm.c

@@ -48,7 +48,7 @@ static int usbh_cdc_ncm_get_ntb_parameters(struct usbh_cdc_ncm *cdc_ncm_class, s
     setup->wLength = 28;
 
     ret = usbh_control_transfer(cdc_ncm_class->hport, setup, g_cdc_ncm_buf);
-    if (ret < 0) {
+    if (ret < 8) {
         return ret;
     }
 

components/drivers/usb/cherryusb/class/hid/usbh_hid.c

@@ -20,18 +20,18 @@
 #define INTF_DESC_bInterfaceNumber  2 /** Interface number offset */
 #define INTF_DESC_bAlternateSetting 3 /** Alternate setting offset */
 
-USB_NOCACHE_RAM_SECTION USB_MEM_ALIGNX uint8_t g_hid_buf[CONFIG_USBHOST_MAX_HID_CLASS][USB_ALIGN_UP(256, CONFIG_USB_ALIGN_SIZE)];
+USB_NOCACHE_RAM_SECTION USB_MEM_ALIGNX uint8_t g_hid_buf[CONFIG_USBHOST_MAX_HID_CLASS][USB_ALIGN_UP(64, CONFIG_USB_ALIGN_SIZE)];
 
 static struct usbh_hid g_hid_class[CONFIG_USBHOST_MAX_HID_CLASS];
 static uint32_t g_devinuse = 0;
 
 static struct usbh_hid *usbh_hid_class_alloc(void)
 {
-    int devno;
+    uint8_t devno;
 
     for (devno = 0; devno < CONFIG_USBHOST_MAX_HID_CLASS; devno++) {
-        if ((g_devinuse & (1 << devno)) == 0) {
-            g_devinuse |= (1 << devno);
+        if ((g_devinuse & (1U << devno)) == 0) {
+            g_devinuse |= (1U << devno);
             memset(&g_hid_class[devno], 0, sizeof(struct usbh_hid));
             g_hid_class[devno].minor = devno;
             return &g_hid_class[devno];
@@ -42,18 +42,17 @@ static struct usbh_hid *usbh_hid_class_alloc(void)
 
 static void usbh_hid_class_free(struct usbh_hid *hid_class)
 {
-    int devno = hid_class->minor;
+    uint8_t devno = hid_class->minor;
 
-    if (devno >= 0 && devno < 32) {
-        g_devinuse &= ~(1 << devno);
+    if (devno < 32) {
+        g_devinuse &= ~(1U << devno);
     }
     memset(hid_class, 0, sizeof(struct usbh_hid));
 }
 
-static int usbh_hid_get_report_descriptor(struct usbh_hid *hid_class, uint8_t *buffer)
+int usbh_hid_get_report_descriptor(struct usbh_hid *hid_class, uint8_t *buffer, uint32_t buflen)
 {
     struct usb_setup_packet *setup;
-    int ret;
 
     if (!hid_class || !hid_class->hport) {
         return -USB_ERR_INVAL;
@@ -64,14 +63,9 @@ static int usbh_hid_get_report_descriptor(struct usbh_hid *hid_class, uint8_t *b
     setup->bRequest = USB_REQUEST_GET_DESCRIPTOR;
     setup->wValue = HID_DESCRIPTOR_TYPE_HID_REPORT << 8;
     setup->wIndex = hid_class->intf;
-    setup->wLength = hid_class->report_size;
+    setup->wLength = buflen;
 
-    ret = usbh_control_transfer(hid_class->hport, setup, g_hid_buf[hid_class->minor]);
-    if (ret < 0) {
-        return ret;
-    }
-    memcpy(buffer, g_hid_buf[hid_class->minor], ret - 8);
-    return ret;
+    return usbh_control_transfer(hid_class->hport, setup, buffer);
 }
 
 int usbh_hid_set_idle(struct usbh_hid *hid_class, uint8_t report_id, uint8_t duration)
@@ -109,7 +103,7 @@ int usbh_hid_get_idle(struct usbh_hid *hid_class, uint8_t *buffer)
     setup->wLength = 1;
 
     ret = usbh_control_transfer(hid_class->hport, setup, g_hid_buf[hid_class->minor]);
-    if (ret < 0) {
+    if (ret < 8) {
         return ret;
     }
     memcpy(buffer, g_hid_buf[hid_class->minor], ret - 8);
@@ -169,7 +163,7 @@ int usbh_hid_get_report(struct usbh_hid *hid_class, uint8_t report_type, uint8_t
     setup->wLength = buflen;
 
     ret = usbh_control_transfer(hid_class->hport, setup, g_hid_buf[hid_class->minor]);
-    if (ret < 0) {
+    if (ret < 8) {
         return ret;
     }
     memcpy(buffer, g_hid_buf[hid_class->minor], ret - 8);
@@ -215,11 +209,6 @@ int usbh_hid_connect(struct usbh_hubport *hport, uint8_t intf)
                     }
 
                     hid_class->report_size = desc->subdesc[0].wDescriptorLength;
-
-                    if (hid_class->report_size > sizeof(g_hid_buf[hid_class->minor])) {
-                        USB_LOG_ERR("HID report descriptor too large\r\n");
-                        return -USB_ERR_INVAL;
-                    }
                     found = true;
                     goto found;
                 }
@@ -247,7 +236,8 @@ found:
         USB_LOG_WRN("Do not support set idle\r\n");
     }
 
-    ret = usbh_hid_get_report_descriptor(hid_class, hid_class->report_desc);
+    /* We read report desc but do nothing (because of too much memory usage for parsing report desc, parsed by users) */
+    ret = usbh_hid_get_report_descriptor(hid_class, g_hid_buf[hid_class->minor], MIN(sizeof(g_hid_buf[hid_class->minor]), hid_class->report_size));
     if (ret < 0) {
         return ret;
     }

components/drivers/usb/cherryusb/class/hid/usbh_hid.h

@@ -15,7 +15,6 @@ struct usbh_hid {
     struct usbh_urb intin_urb;              /* INTR IN urb */
     struct usbh_urb intout_urb;             /* INTR OUT urb */
 
-    uint8_t report_desc[256];
     uint16_t report_size;
 
     uint8_t protocol;
@@ -29,6 +28,7 @@ struct usbh_hid {
 extern "C" {
 #endif
 
+int usbh_hid_get_report_descriptor(struct usbh_hid *hid_class, uint8_t *buffer, uint32_t buflen);
 int usbh_hid_set_idle(struct usbh_hid *hid_class, uint8_t report_id, uint8_t duration);
 int usbh_hid_get_idle(struct usbh_hid *hid_class, uint8_t *buffer);
 int usbh_hid_set_report(struct usbh_hid *hid_class, uint8_t report_type, uint8_t report_id, uint8_t *buffer, uint32_t buflen);

components/drivers/usb/cherryusb/class/hub/usbh_hub.c

@@ -33,11 +33,11 @@ static uint32_t g_devinuse = 0;
 
 static struct usbh_hub *usbh_hub_class_alloc(void)
 {
-    int devno;
+    uint8_t devno;
 
     for (devno = 0; devno < CONFIG_USBHOST_MAX_EXTHUBS; devno++) {
-        if ((g_devinuse & (1 << devno)) == 0) {
-            g_devinuse |= (1 << devno);
+        if ((g_devinuse & (1U << devno)) == 0) {
+            g_devinuse |= (1U << devno);
             memset(&g_hub_class[devno], 0, sizeof(struct usbh_hub));
             g_hub_class[devno].index = EXTHUB_FIRST_INDEX + devno;
             return &g_hub_class[devno];
@@ -48,10 +48,10 @@ static struct usbh_hub *usbh_hub_class_alloc(void)
 
 static void usbh_hub_class_free(struct usbh_hub *hub_class)
 {
-    int devno = hub_class->index - EXTHUB_FIRST_INDEX;
+    uint8_t devno = hub_class->index - EXTHUB_FIRST_INDEX;
 
-    if (devno >= 0 && devno < 32) {
-        g_devinuse &= ~(1 << devno);
+    if (devno < 32) {
+        g_devinuse &= ~(1U << devno);
     }
     memset(hub_class, 0, sizeof(struct usbh_hub));
 }

components/drivers/usb/cherryusb/class/msc/usbd_msc.c

@@ -109,7 +109,7 @@ void msc_storage_notify_handler(uint8_t busid, uint8_t event, void *arg)
             if (g_usbd_msc[busid].usbd_msc_mq == NULL) {
                 USB_LOG_ERR("No memory to alloc for g_usbd_msc[busid].usbd_msc_mq\r\n");
             }
-            g_usbd_msc[busid].usbd_msc_thread = usb_osal_thread_create("usbd_msc", CONFIG_USBDEV_MSC_STACKSIZE, CONFIG_USBDEV_MSC_PRIO, usbdev_msc_thread, (void *)busid);
+            g_usbd_msc[busid].usbd_msc_thread = usb_osal_thread_create("usbd_msc", CONFIG_USBDEV_MSC_STACKSIZE, CONFIG_USBDEV_MSC_PRIO, usbdev_msc_thread, (void *)(uint32_t)busid);
             if (g_usbd_msc[busid].usbd_msc_thread == NULL) {
                 USB_LOG_ERR("No memory to alloc for g_usbd_msc[busid].usbd_msc_thread\r\n");
             }
@@ -915,7 +915,7 @@ static void usbdev_msc_thread(void *argument)
 {
     uintptr_t event;
     int ret;
-    uint8_t busid = (uint8_t)argument;
+    uint8_t busid = (uint8_t)(uint32_t)argument;
 
     while (1) {
         ret = usb_osal_mq_recv(g_usbd_msc[busid].usbd_msc_mq, (uintptr_t *)&event, USB_OSAL_WAITING_FOREVER);
@@ -977,9 +977,9 @@ struct usbd_interface *usbd_msc_init_intf(uint8_t busid, struct usbd_interface *
     for (uint8_t i = 0u; i <= g_usbd_msc[busid].max_lun; i++) {
         usbd_msc_get_cap(busid, i, &g_usbd_msc[busid].scsi_blk_nbr[i], &g_usbd_msc[busid].scsi_blk_size[i]);
 
-        if (g_usbd_msc[busid].scsi_blk_size[i] > CONFIG_USBDEV_MSC_MAX_BUFSIZE) {
-            USB_LOG_ERR("msc block buffer overflow\r\n");
-            return NULL;
+        if (CONFIG_USBDEV_MSC_MAX_BUFSIZE % g_usbd_msc[busid].scsi_blk_size[i]) {
+            USB_LOG_ERR("CONFIG_USBDEV_MSC_MAX_BUFSIZE must be a multiple of block size\r\n");
+            while(1){}
         }
     }
 

components/drivers/usb/cherryusb/class/msc/usbh_msc.c

@@ -23,11 +23,11 @@ static struct usbh_msc_modeswitch_config *g_msc_modeswitch_config = NULL;
 
 static struct usbh_msc *usbh_msc_class_alloc(void)
 {
-    int devno;
+    uint8_t devno;
 
     for (devno = 0; devno < CONFIG_USBHOST_MAX_MSC_CLASS; devno++) {
-        if ((g_devinuse & (1 << devno)) == 0) {
-            g_devinuse |= (1 << devno);
+        if ((g_devinuse & (1U << devno)) == 0) {
+            g_devinuse |= (1U << devno);
             memset(&g_msc_class[devno], 0, sizeof(struct usbh_msc));
             g_msc_class[devno].sdchar = 'a' + devno;
             return &g_msc_class[devno];
@@ -38,10 +38,10 @@ static struct usbh_msc *usbh_msc_class_alloc(void)
 
 static void usbh_msc_class_free(struct usbh_msc *msc_class)
 {
-    int devno = msc_class->sdchar - 'a';
+    uint8_t devno = msc_class->sdchar - 'a';
 
-    if (devno >= 0 && devno < 32) {
-        g_devinuse &= ~(1 << devno);
+    if (devno < 32) {
+        g_devinuse &= ~(1U << devno);
     }
     memset(msc_class, 0, sizeof(struct usbh_msc));
 }
@@ -278,7 +278,12 @@ static int usbh_msc_connect(struct usbh_hubport *hport, uint8_t intf)
 
     ret = usbh_msc_get_maxlun(msc_class, g_msc_buf[msc_class->sdchar - 'a']);
     if (ret < 0) {
-        return ret;
+        if (ret == -USB_ERR_STALL) {
+            USB_LOG_WRN("Device does not support multiple LUNs\r\n");
+            g_msc_buf[msc_class->sdchar - 'a'][0] = 0;
+        } else {
+            return ret;
+        }
     }
 
     USB_LOG_INFO("Get max LUN:%u\r\n", g_msc_buf[msc_class->sdchar - 'a'][0] + 1);
@@ -372,7 +377,6 @@ static int usbh_msc_disconnect(struct usbh_hubport *hport, uint8_t intf)
     return ret;
 }
 
-
 int usbh_msc_scsi_write10(struct usbh_msc *msc_class, uint32_t start_sector, const uint8_t *buffer, uint32_t nsectors)
 {
     struct CBW *cbw;

components/drivers/usb/cherryusb/class/template/usbh_xxx.c

@@ -9,11 +9,11 @@ static uint32_t g_devinuse = 0;
 
 static struct usbh_xxx *usbh_xxx_class_alloc(void)
 {
-    int devno;
+    uint8_t devno;
 
     for (devno = 0; devno < CONFIG_USBHOST_MAX_CUSTOM_CLASS; devno++) {
-        if ((g_devinuse & (1 << devno)) == 0) {
-            g_devinuse |= (1 << devno);
+        if ((g_devinuse & (1U << devno)) == 0) {
+            g_devinuse |= (1U << devno);
             memset(&g_xxx_class[devno], 0, sizeof(struct usbh_xxx));
             g_xxx_class[devno].minor = devno;
             return &g_xxx_class[devno];
@@ -24,10 +24,10 @@ static struct usbh_xxx *usbh_xxx_class_alloc(void)
 
 static void usbh_xxx_class_free(struct usbh_xxx *xxx_class)
 {
-    int devno = xxx_class->minor;
+    uint8_t devno = xxx_class->minor;
 
-    if (devno >= 0 && devno < 32) {
-        g_devinuse &= ~(1 << devno);
+    if (devno < 32) {
+        g_devinuse &= ~(1U << devno);
     }
     memset(xxx_class, 0, sizeof(struct usbh_xxx));
 }

components/drivers/usb/cherryusb/class/vendor/net/usbh_asix.c

@@ -70,7 +70,7 @@ static int usbh_asix_read_cmd(struct usbh_asix *asix_class,
     setup->wLength = size;
 
     ret = usbh_control_transfer(asix_class->hport, setup, g_asix_buf);
-    if (ret < 0) {
+    if (ret < 8) {
         return ret;
     }
     memcpy(data, g_asix_buf, ret - 8);
@@ -98,9 +98,12 @@ static int usbh_asix_write_cmd(struct usbh_asix *asix_class,
     setup->wIndex = index;
     setup->wLength = size;
 
-    memcpy(g_asix_buf, data, size);
-
-    return usbh_control_transfer(asix_class->hport, setup, g_asix_buf);
+    if (data && size) {
+        memcpy(g_asix_buf, data, size);
+        return usbh_control_transfer(asix_class->hport, setup, g_asix_buf);
+    } else {
+        return usbh_control_transfer(asix_class->hport, setup, NULL);
+    }
 }
 
 static int usbh_asix_mdio_write(struct usbh_asix *asix_class, int phy_id, int loc, int val)

components/drivers/usb/cherryusb/class/vendor/net/usbh_rtl8152.c

@@ -961,7 +961,7 @@ static int usbh_rtl8152_read_regs(struct usbh_rtl8152 *rtl8152_class,
     setup->wLength = size;
 
     ret = usbh_control_transfer(rtl8152_class->hport, setup, g_rtl8152_buf);
-    if (ret < 0) {
+    if (ret < 8) {
         return ret;
     }
     memcpy(data, g_rtl8152_buf, ret - 8);
@@ -997,9 +997,10 @@ static int generic_ocp_read(struct usbh_rtl8152 *tp, uint16_t index, uint16_t si
 {
     uint16_t limit = 64;
     int ret = 0;
+    uint8_t *buf = data;
 
     /* both size and indix must be 4 bytes align */
-    if ((size & 3) || !size || (index & 3) || !data)
+    if ((size & 3) || !size || (index & 3) || !buf)
         return -USB_ERR_INVAL;
 
     if ((uint32_t)index + (uint32_t)size > 0xffff)
@@ -1007,20 +1008,20 @@ static int generic_ocp_read(struct usbh_rtl8152 *tp, uint16_t index, uint16_t si
 
     while (size) {
         if (size > limit) {
-            ret = usbh_rtl8152_read_regs(tp, index, type, limit, data);
+            ret = usbh_rtl8152_read_regs(tp, index, type, limit, buf);
             if (ret < 0)
                 break;
 
             index += limit;
-            data += limit;
+            buf += limit;
             size -= limit;
         } else {
-            ret = usbh_rtl8152_read_regs(tp, index, type, size, data);
+            ret = usbh_rtl8152_read_regs(tp, index, type, size, buf);
             if (ret < 0)
                 break;
 
             index += size;
-            data += size;
+            buf += size;
             size = 0;
             break;
         }
@@ -1035,9 +1036,10 @@ static int generic_ocp_write(struct usbh_rtl8152 *tp, uint16_t index, uint16_t b
     int ret;
     uint16_t byteen_start, byteen_end, byen;
     uint16_t limit = 512;
+    uint8_t *buf = data;
 
     /* both size and indix must be 4 bytes align */
-    if ((size & 3) || !size || (index & 3) || !data)
+    if ((size & 3) || !size || (index & 3) || !buf)
         return -USB_ERR_INVAL;
 
     if ((uint32_t)index + (uint32_t)size > 0xffff)
@@ -1050,12 +1052,12 @@ static int generic_ocp_write(struct usbh_rtl8152 *tp, uint16_t index, uint16_t b
 
     /* Split the first DWORD if the byte_en is not 0xff */
     if (byen != BYTE_EN_DWORD) {
-        ret = usbh_rtl8152_write_regs(tp, index, type | byen, 4, data);
+        ret = usbh_rtl8152_write_regs(tp, index, type | byen, 4, buf);
         if (ret < 0)
             goto error1;
 
         index += 4;
-        data += 4;
+        buf += 4;
         size -= 4;
     }
 
@@ -1070,22 +1072,22 @@ static int generic_ocp_write(struct usbh_rtl8152 *tp, uint16_t index, uint16_t b
             if (size > limit) {
                 ret = usbh_rtl8152_write_regs(tp, index,
                                               type | BYTE_EN_DWORD,
-                                              limit, data);
+                                              limit, buf);
                 if (ret < 0)
                     goto error1;
 
                 index += limit;
-                data += limit;
+                buf += limit;
                 size -= limit;
             } else {
                 ret = usbh_rtl8152_write_regs(tp, index,
                                               type | BYTE_EN_DWORD,
-                                              size, data);
+                                              size, buf);
                 if (ret < 0)
                     goto error1;
 
                 index += size;
-                data += size;
+                buf += size;
                 size = 0;
                 break;
             }
@@ -1093,7 +1095,7 @@ static int generic_ocp_write(struct usbh_rtl8152 *tp, uint16_t index, uint16_t b
 
         /* Set the last DWORD */
         if (byen != BYTE_EN_DWORD)
-            ret = usbh_rtl8152_write_regs(tp, index, type | byen, 4, data);
+            ret = usbh_rtl8152_write_regs(tp, index, type | byen, 4, buf);
     }
 
 error1:

components/drivers/usb/cherryusb/class/vendor/serial/usbh_ch34x.c

@@ -17,11 +17,11 @@ static uint32_t g_devinuse = 0;
 
 static struct usbh_ch34x *usbh_ch34x_class_alloc(void)
 {
-    int devno;
+    uint8_t devno;
 
     for (devno = 0; devno < CONFIG_USBHOST_MAX_CP210X_CLASS; devno++) {
-        if ((g_devinuse & (1 << devno)) == 0) {
-            g_devinuse |= (1 << devno);
+        if ((g_devinuse & (1U << devno)) == 0) {
+            g_devinuse |= (1U << devno);
             memset(&g_ch34x_class[devno], 0, sizeof(struct usbh_ch34x));
             g_ch34x_class[devno].minor = devno;
             return &g_ch34x_class[devno];
@@ -32,10 +32,10 @@ static struct usbh_ch34x *usbh_ch34x_class_alloc(void)
 
 static void usbh_ch34x_class_free(struct usbh_ch34x *ch34x_class)
 {
-    int devno = ch34x_class->minor;
+    uint8_t devno = ch34x_class->minor;
 
-    if (devno >= 0 && devno < 32) {
-        g_devinuse &= ~(1 << devno);
+    if (devno < 32) {
+        g_devinuse &= ~(1U << devno);
     }
     memset(ch34x_class, 0, sizeof(struct usbh_ch34x));
 }

components/drivers/usb/cherryusb/class/vendor/serial/usbh_cp210x.c

@@ -17,11 +17,11 @@ static uint32_t g_devinuse = 0;
 
 static struct usbh_cp210x *usbh_cp210x_class_alloc(void)
 {
-    int devno;
+    uint8_t devno;
 
     for (devno = 0; devno < CONFIG_USBHOST_MAX_CP210X_CLASS; devno++) {
-        if ((g_devinuse & (1 << devno)) == 0) {
-            g_devinuse |= (1 << devno);
+        if ((g_devinuse & (1U << devno)) == 0) {
+            g_devinuse |= (1U << devno);
             memset(&g_cp210x_class[devno], 0, sizeof(struct usbh_cp210x));
             g_cp210x_class[devno].minor = devno;
             return &g_cp210x_class[devno];
@@ -32,10 +32,10 @@ static struct usbh_cp210x *usbh_cp210x_class_alloc(void)
 
 static void usbh_cp210x_class_free(struct usbh_cp210x *cp210x_class)
 {
-    int devno = cp210x_class->minor;
+    uint8_t devno = cp210x_class->minor;
 
-    if (devno >= 0 && devno < 32) {
-        g_devinuse &= ~(1 << devno);
+    if (devno < 32) {
+        g_devinuse &= ~(1U << devno);
     }
     memset(cp210x_class, 0, sizeof(struct usbh_cp210x));
 }

components/drivers/usb/cherryusb/class/vendor/serial/usbh_ftdi.c

@@ -17,11 +17,11 @@ static uint32_t g_devinuse = 0;
 
 static struct usbh_ftdi *usbh_ftdi_class_alloc(void)
 {
-    int devno;
+    uint8_t devno;
 
     for (devno = 0; devno < CONFIG_USBHOST_MAX_FTDI_CLASS; devno++) {
-        if ((g_devinuse & (1 << devno)) == 0) {
-            g_devinuse |= (1 << devno);
+        if ((g_devinuse & (1U << devno)) == 0) {
+            g_devinuse |= (1U << devno);
             memset(&g_ftdi_class[devno], 0, sizeof(struct usbh_ftdi));
             g_ftdi_class[devno].minor = devno;
             return &g_ftdi_class[devno];
@@ -32,10 +32,10 @@ static struct usbh_ftdi *usbh_ftdi_class_alloc(void)
 
 static void usbh_ftdi_class_free(struct usbh_ftdi *ftdi_class)
 {
-    int devno = ftdi_class->minor;
+    uint8_t devno = ftdi_class->minor;
 
-    if (devno >= 0 && devno < 32) {
-        g_devinuse &= ~(1 << devno);
+    if (devno < 32) {
+        g_devinuse &= ~(1U << devno);
     }
     memset(ftdi_class, 0, sizeof(struct usbh_ftdi));
 }

components/drivers/usb/cherryusb/class/vendor/serial/usbh_pl2303.c

@@ -25,11 +25,11 @@ static uint32_t g_devinuse = 0;
 
 static struct usbh_pl2303 *usbh_pl2303_class_alloc(void)
 {
-    int devno;
+    uint8_t devno;
 
     for (devno = 0; devno < CONFIG_USBHOST_MAX_PL2303_CLASS; devno++) {
-        if ((g_devinuse & (1 << devno)) == 0) {
-            g_devinuse |= (1 << devno);
+        if ((g_devinuse & (1U << devno)) == 0) {
+            g_devinuse |= (1U << devno);
             memset(&g_pl2303_class[devno], 0, sizeof(struct usbh_pl2303));
             g_pl2303_class[devno].minor = devno;
             return &g_pl2303_class[devno];
@@ -40,10 +40,10 @@ static struct usbh_pl2303 *usbh_pl2303_class_alloc(void)
 
 static void usbh_pl2303_class_free(struct usbh_pl2303 *pl2303_class)
 {
-    int devno = pl2303_class->minor;
+    uint8_t devno = pl2303_class->minor;
 
-    if (devno >= 0 && devno < 32) {
-        g_devinuse &= ~(1 << devno);
+    if (devno < 32) {
+        g_devinuse &= ~(1U << devno);
     }
     memset(pl2303_class, 0, sizeof(struct usbh_pl2303));
 }

components/drivers/usb/cherryusb/class/vendor/xbox/usbh_xbox.c

@@ -15,11 +15,11 @@ static uint32_t g_devinuse = 0;
 
 static struct usbh_xbox *usbh_xbox_class_alloc(void)
 {
-    int devno;
+    uint8_t devno;
 
     for (devno = 0; devno < CONFIG_USBHOST_MAX_XBOX_CLASS; devno++) {
-        if ((g_devinuse & (1 << devno)) == 0) {
-            g_devinuse |= (1 << devno);
+        if ((g_devinuse & (1U << devno)) == 0) {
+            g_devinuse |= (1U << devno);
             memset(&g_xbox_class[devno], 0, sizeof(struct usbh_xbox));
             g_xbox_class[devno].minor = devno;
             return &g_xbox_class[devno];
@@ -30,10 +30,10 @@ static struct usbh_xbox *usbh_xbox_class_alloc(void)
 
 static void usbh_xbox_class_free(struct usbh_xbox *xbox_class)
 {
-    int devno = xbox_class->minor;
+    uint8_t devno = xbox_class->minor;
 
-    if (devno >= 0 && devno < 32) {
-        g_devinuse &= ~(1 << devno);
+    if (devno < 32) {
+        g_devinuse &= ~(1U << devno);
     }
     memset(xbox_class, 0, sizeof(struct usbh_xbox));
 }

components/drivers/usb/cherryusb/class/video/usbd_video.c

@@ -18,6 +18,10 @@ struct usbd_video_priv {
     uint8_t power_mode;
     uint8_t error_code;
     struct video_entity_info info[3];
+    uint8_t *ep_buffer;
+    uint8_t *stream_buf;
+    uint32_t stream_len;
+    uint32_t stream_offset;
 } g_usbd_video[CONFIG_USBDEV_MAX_BUS];
 
 static int usbd_video_control_request_handler(uint8_t busid, struct usb_setup_packet *setup, uint8_t **data, uint32_t *len)
@@ -671,7 +675,7 @@ static int video_class_interface_request_handler(uint8_t busid, struct usb_setup
         } else {
             return usbd_video_control_unit_terminal_request_handler(busid, setup, data, len); /* Unit and Terminal Requests */
         }
-    } else if (intf_num == 1) {                                     /* Video Stream Inteface */
+    } else if (intf_num == 1) {                                            /* Video Stream Inteface */
         return usbd_video_stream_request_handler(busid, setup, data, len); /* Interface Stream Requests */
     }
     return -1;
@@ -700,7 +704,7 @@ static void video_notify_handler(uint8_t busid, uint8_t event, void *arg)
     }
 }
 
-void usbd_video_probe_and_commit_controls_init(uint8_t busid, uint32_t dwFrameInterval, uint32_t dwMaxVideoFrameSize, uint32_t dwMaxPayloadTransferSize)
+static void usbd_video_probe_and_commit_controls_init(uint8_t busid, uint32_t dwFrameInterval, uint32_t dwMaxVideoFrameSize, uint32_t dwMaxPayloadTransferSize)
 {
     g_usbd_video[busid].probe.hintUnion.bmHint = 0x01;
     g_usbd_video[busid].probe.hintUnion1.bmHint = 0;
@@ -739,7 +743,8 @@ void usbd_video_probe_and_commit_controls_init(uint8_t busid, uint32_t dwFrameIn
     g_usbd_video[busid].commit.bMaxVersion = 0;
 }
 
-struct usbd_interface *usbd_video_init_intf(uint8_t busid, struct usbd_interface *intf,
+struct usbd_interface *usbd_video_init_intf(uint8_t busid,
+                                            struct usbd_interface *intf,
                                             uint32_t dwFrameInterval,
                                             uint32_t dwMaxVideoFrameSize,
                                             uint32_t dwMaxPayloadTransferSize)
@@ -763,6 +768,54 @@ struct usbd_interface *usbd_video_init_intf(uint8_t busid, struct usbd_interface
     return intf;
 }
 
+bool usbd_video_stream_split_transfer(uint8_t busid, uint8_t ep)
+{
+    struct video_payload_header *header = (struct video_payload_header *)g_usbd_video[busid].ep_buffer;
+    uint32_t remain;
+    uint32_t len;
+    bool last_packet = false;
+
+    header->bHeaderLength = 2;
+    header->headerInfoUnion.headerInfoBits.endOfHeader = 1;
+
+    remain = g_usbd_video[busid].stream_len - g_usbd_video[busid].stream_offset;
+
+    len = MIN(remain, g_usbd_video[busid].probe.dwMaxPayloadTransferSize - header->bHeaderLength);
+    memcpy(&g_usbd_video[busid].ep_buffer[header->bHeaderLength],
+           &g_usbd_video[busid].stream_buf[g_usbd_video[busid].stream_offset],
+           len);
+
+    g_usbd_video[busid].stream_offset += len;
+
+    if (g_usbd_video[busid].stream_offset == g_usbd_video[busid].stream_len) {
+        last_packet = true;
+        header->headerInfoUnion.headerInfoBits.endOfFrame = 1;
+    }
+
+    usbd_ep_start_write(busid, ep, g_usbd_video[busid].ep_buffer, len + header->bHeaderLength);
+    return last_packet;
+}
+
+int usbd_video_stream_start_write(uint8_t busid, uint8_t ep, uint8_t *ep_buffer, uint8_t *buf, uint32_t len)
+{
+    if (usb_device_is_configured(busid) == 0) {
+        return -1;
+    }
+
+    g_usbd_video[busid].ep_buffer = ep_buffer;
+    g_usbd_video[busid].stream_buf = buf;
+    g_usbd_video[busid].stream_len = len;
+    g_usbd_video[busid].stream_offset = 0;
+
+    struct video_payload_header *header = (struct video_payload_header *)g_usbd_video[busid].ep_buffer;
+
+    header->headerInfoUnion.headerInfoBits.frameIdentifier ^= 1;
+    header->headerInfoUnion.headerInfoBits.endOfFrame = 0;
+
+    usbd_video_stream_split_transfer(busid, ep);
+    return 0;
+}
+
 uint32_t usbd_video_payload_fill(uint8_t busid, uint8_t *input, uint32_t input_len, uint8_t *output, uint32_t *out_len)
 {
     uint32_t packets;
@@ -770,7 +823,7 @@ uint32_t usbd_video_payload_fill(uint8_t busid, uint8_t *input, uint32_t input_l
     uint32_t picture_pos = 0;
     static uint8_t uvc_header[2] = { 0x02, 0x80 };
 
-    packets = (input_len + (g_usbd_video[busid].probe.dwMaxPayloadTransferSize - 2) ) / (g_usbd_video[busid].probe.dwMaxPayloadTransferSize - 2);
+    packets = (input_len + (g_usbd_video[busid].probe.dwMaxPayloadTransferSize - 2)) / (g_usbd_video[busid].probe.dwMaxPayloadTransferSize - 2);
     last_packet_size = input_len - ((packets - 1) * (g_usbd_video[busid].probe.dwMaxPayloadTransferSize - 2));
 
     for (size_t i = 0; i < packets; i++) {

components/drivers/usb/cherryusb/class/video/usbd_video.h

@@ -20,6 +20,10 @@ struct usbd_interface *usbd_video_init_intf(uint8_t busid, struct usbd_interface
 
 void usbd_video_open(uint8_t busid, uint8_t intf);
 void usbd_video_close(uint8_t busid, uint8_t intf);
+
+bool usbd_video_stream_split_transfer(uint8_t busid, uint8_t ep);
+int usbd_video_stream_start_write(uint8_t busid, uint8_t ep, uint8_t *ep_buffer, uint8_t *buf, uint32_t len);
+
 uint32_t usbd_video_payload_fill(uint8_t busid, uint8_t *input, uint32_t input_len, uint8_t *output, uint32_t *out_len);
 
 #ifdef __cplusplus

components/drivers/usb/cherryusb/class/video/usbh_video.c

@@ -34,11 +34,11 @@ static uint32_t g_devinuse = 0;
 
 static struct usbh_video *usbh_video_class_alloc(void)
 {
-    int devno;
+    uint8_t devno;
 
     for (devno = 0; devno < CONFIG_USBHOST_MAX_VIDEO_CLASS; devno++) {
-        if ((g_devinuse & (1 << devno)) == 0) {
-            g_devinuse |= (1 << devno);
+        if ((g_devinuse & (1U << devno)) == 0) {
+            g_devinuse |= (1U << devno);
             memset(&g_video_class[devno], 0, sizeof(struct usbh_video));
             g_video_class[devno].minor = devno;
             return &g_video_class[devno];
@@ -49,10 +49,10 @@ static struct usbh_video *usbh_video_class_alloc(void)
 
 static void usbh_video_class_free(struct usbh_video *video_class)
 {
-    int devno = video_class->minor;
+    uint8_t devno = video_class->minor;
 
-    if (devno >= 0 && devno < 32) {
-        g_devinuse &= ~(1 << devno);
+    if (devno < 32) {
+        g_devinuse &= ~(1U << devno);
     }
     memset(video_class, 0, sizeof(struct usbh_video));
 }

components/drivers/usb/cherryusb/class/wireless/usbh_rndis.c

@@ -13,7 +13,7 @@
 
 #define DEV_FORMAT "/dev/rndis"
 
-USB_NOCACHE_RAM_SECTION USB_MEM_ALIGNX uint8_t g_rndis_buf[4096];
+USB_NOCACHE_RAM_SECTION USB_MEM_ALIGNX uint8_t g_rndis_buf[512];
 
 #define CONFIG_USBHOST_RNDIS_ETH_MAX_FRAME_SIZE 1514
 #define CONFIG_USBHOST_RNDIS_ETH_MSG_SIZE       (CONFIG_USBHOST_RNDIS_ETH_MAX_FRAME_SIZE + 44)
@@ -80,7 +80,7 @@ static int usbh_rndis_init_msg_transfer(struct usbh_rndis *rndis_class)
     setup->bRequest = CDC_REQUEST_GET_ENCAPSULATED_RESPONSE;
     setup->wValue = 0;
     setup->wIndex = 0;
-    setup->wLength = 4096;
+    setup->wLength = sizeof(g_rndis_buf);
 
     ret = usbh_control_transfer(rndis_class->hport, setup, (uint8_t *)resp);
     if (ret < 0) {
@@ -138,7 +138,7 @@ int usbh_rndis_query_msg_transfer(struct usbh_rndis *rndis_class, uint32_t oid,
     setup->bRequest = CDC_REQUEST_GET_ENCAPSULATED_RESPONSE;
     setup->wValue = 0;
     setup->wIndex = 0;
-    setup->wLength = 4096;
+    setup->wLength = sizeof(g_rndis_buf);
 
     ret = usbh_control_transfer(rndis_class->hport, setup, (uint8_t *)resp);
     if (ret < 0) {
@@ -195,7 +195,7 @@ static int usbh_rndis_set_msg_transfer(struct usbh_rndis *rndis_class, uint32_t
     setup->bRequest = CDC_REQUEST_GET_ENCAPSULATED_RESPONSE;
     setup->wValue = 0;
     setup->wIndex = 0;
-    setup->wLength = 4096;
+    setup->wLength = sizeof(g_rndis_buf);
 
     ret = usbh_control_transfer(rndis_class->hport, setup, (uint8_t *)resp);
     if (ret < 0) {
@@ -262,7 +262,7 @@ int usbh_rndis_keepalive(struct usbh_rndis *rndis_class)
     setup->bRequest = CDC_REQUEST_GET_ENCAPSULATED_RESPONSE;
     setup->wValue = 0;
     setup->wIndex = 0;
-    setup->wLength = 4096;
+    setup->wLength = sizeof(g_rndis_buf);
 
     ret = usbh_control_transfer(rndis_class->hport, setup, (uint8_t *)resp);
     if (ret < 0) {
@@ -387,14 +387,14 @@ static int usbh_rndis_connect(struct usbh_hubport *hport, uint8_t intf)
     }
 
     uint32_t packet_filter = 0x0f;
-    usbh_rndis_set_msg_transfer(rndis_class, OID_GEN_CURRENT_PACKET_FILTER, (uint8_t *)&packet_filter, 4);
+    ret = usbh_rndis_set_msg_transfer(rndis_class, OID_GEN_CURRENT_PACKET_FILTER, (uint8_t *)&packet_filter, 4);
     if (ret < 0) {
         return ret;
     }
     USB_LOG_INFO("rndis set OID_GEN_CURRENT_PACKET_FILTER success\r\n");
 
     uint8_t multicast_list[6] = { 0x01, 0x00, 0x5E, 0x00, 0x00, 0x01 };
-    usbh_rndis_set_msg_transfer(rndis_class, OID_802_3_MULTICAST_LIST, multicast_list, 6);
+    ret = usbh_rndis_set_msg_transfer(rndis_class, OID_802_3_MULTICAST_LIST, multicast_list, 6);
     if (ret < 0) {
         return ret;
     }

components/drivers/usb/cherryusb/common/usb_version.h

@@ -15,7 +15,7 @@
 #undef CHERRYUSB_VERSION_STR
 #endif
 
-#define CHERRYUSB_VERSION     0x010400
-#define CHERRYUSB_VERSION_STR "v1.4.0"
+#define CHERRYUSB_VERSION     0x010401
+#define CHERRYUSB_VERSION_STR "v1.4.1"
 
 #endif

components/drivers/usb/cherryusb/core/usbd_core.c

@@ -489,10 +489,13 @@ static bool usbd_set_interface(uint8_t busid, uint8_t iface, uint8_t alt_setting
                 if (cur_iface == iface) {
                     ep_desc = (struct usb_endpoint_descriptor *)p;
 
-                    if (cur_alt_setting != alt_setting) {
+                    if (alt_setting == 0) {
                         ret = usbd_reset_endpoint(busid, ep_desc);
-                    } else {
+                        goto find_end;
+                    } else if (cur_alt_setting == alt_setting) {
                         ret = usbd_set_endpoint(busid, ep_desc);
+                        goto find_end;
+                    } else {
                     }
                 }
 
@@ -510,6 +513,7 @@ static bool usbd_set_interface(uint8_t busid, uint8_t iface, uint8_t alt_setting
         }
     }
 
+find_end:
     usbd_class_event_notify_handler(busid, USBD_EVENT_SET_INTERFACE, (void *)if_desc);
 
     return ret;
@@ -1406,6 +1410,12 @@ int usbd_initialize(uint8_t busid, uintptr_t reg_base, void (*event_handler)(uin
 
 int usbd_deinitialize(uint8_t busid)
 {
+    if (busid >= CONFIG_USBDEV_MAX_BUS) {
+        USB_LOG_ERR("bus overflow\r\n");
+        while (1) {
+        }
+    }
+
     g_usbd_core[busid].event_handler(busid, USBD_EVENT_DEINIT);
     usbd_class_event_notify_handler(busid, USBD_EVENT_DEINIT, NULL);
     usb_dc_deinit(busid);

components/drivers/usb/cherryusb/core/usbh_core.c

@@ -486,7 +486,7 @@ int usbh_enumerate(struct usbh_hubport *hport)
         goto errout;
     }
     USB_LOG_INFO("The device has %d interfaces\r\n", ((struct usb_configuration_descriptor *)ep0_request_buffer[hport->bus->busid])->bNumInterfaces);
-    hport->raw_config_desc = usb_osal_malloc(wTotalLength);
+    hport->raw_config_desc = usb_osal_malloc(wTotalLength + 1);
     if (hport->raw_config_desc == NULL) {
         ret = -USB_ERR_NOMEM;
         USB_LOG_ERR("No memory to alloc for raw_config_desc\r\n");
@@ -495,6 +495,8 @@ int usbh_enumerate(struct usbh_hubport *hport)
 
     config_value = ((struct usb_configuration_descriptor *)ep0_request_buffer[hport->bus->busid])->bConfigurationValue;
     memcpy(hport->raw_config_desc, ep0_request_buffer[hport->bus->busid], wTotalLength);
+    hport->raw_config_desc[wTotalLength] = '\0';
+
 #ifdef CONFIG_USBHOST_GET_STRING_DESC
     uint8_t string_buffer[128];
 
@@ -649,6 +651,12 @@ int usbh_deinitialize(uint8_t busid)
 {
     struct usbh_bus *bus;
 
+    if (busid >= CONFIG_USBHOST_MAX_BUS) {
+        USB_LOG_ERR("bus overflow\r\n");
+        while (1) {
+        }
+    }
+
     bus = &g_usbhost_bus[busid];
 
     usbh_hub_deinitialize(bus);

components/drivers/usb/cherryusb/demo/adb/usbd_adb_template.c

@@ -175,7 +175,7 @@ static const uint8_t adb_descriptor[] = {
     0x02,
     0x01,
     0x40,
-    0x01,
+    0x00,
     0x00,
 #endif
     0x00

components/drivers/usb/cherryusb/demo/audio_v1_mic_multichan_template.c

@@ -144,7 +144,7 @@ const uint8_t audio_v1_descriptor[] = {
     0x00,
     0x00,
     0x40,
-    0x01,
+    0x00,
     0x00,
 #endif
     0x00

components/drivers/usb/cherryusb/demo/audio_v1_mic_speaker_multichan_template.c

@@ -139,7 +139,7 @@ const uint8_t audio_v1_descriptor[] = {
     0x00,
     0x00,
     0x40,
-    0x01,
+    0x00,
     0x00,
 #endif
     0x00

components/drivers/usb/cherryusb/demo/audio_v2_mic_multichan_template.c

@@ -149,7 +149,7 @@ const uint8_t audio_v2_descriptor[] = {
     0x00,
     0x00,
     0x40,
-    0x01,
+    0x00,
     0x00,
 #endif
     0x00

components/drivers/usb/cherryusb/demo/audio_v2_mic_speaker_multichan_template.c

@@ -196,7 +196,7 @@ uint8_t audio_v2_descriptor[] = {
     0x00,
     0x00,
     0x40,
-    0x01,
+    0x00,
     0x00,
 #endif
     0x00

components/drivers/usb/cherryusb/demo/audio_v2_speaker_multichan_template.c

@@ -149,7 +149,7 @@ const uint8_t audio_v2_descriptor[] = {
     0x00,
     0x00,
     0x40,
-    0x01,
+    0x00,
     0x00,
 #endif
     0x00

components/drivers/usb/cherryusb/demo/bootuf2/msc_bootuf2_template.c

@@ -95,7 +95,7 @@ const uint8_t msc_bootuf2_descriptor[] = {
     0x00,
     0x00,
     0x40,
-    0x01,
+    0x00,
     0x00,
 #endif
     0x00

components/drivers/usb/cherryusb/demo/cdc_acm_hid_msc_template.c

@@ -147,7 +147,7 @@ const uint8_t cdc_acm_hid_msc_descriptor[] = {
     0x00,
     0x00,
     0x40,
-    0x01,
+    0x00,
     0x00,
 #endif
     0x00

components/drivers/usb/cherryusb/demo/cdc_acm_msc_template.c

@@ -58,7 +58,7 @@ static const uint8_t device_quality_descriptor[] = {
     0x02,
     0x01,
     0x40,
-    0x01,
+    0x00,
     0x00,
 };
 
@@ -173,7 +173,7 @@ static const uint8_t cdc_msc_descriptor[] = {
     0x02,
     0x01,
     0x40,
-    0x01,
+    0x00,
     0x00,
 #endif
     0x00

components/drivers/usb/cherryusb/demo/cdc_acm_multi_template.c

@@ -113,7 +113,7 @@ static const uint8_t cdc_descriptor[] = {
     0x02,
     0x01,
     0x40,
-    0x01,
+    0x00,
     0x00,
 #endif
     0x00

components/drivers/usb/cherryusb/demo/cdc_acm_template.c

@@ -98,7 +98,7 @@ static const uint8_t cdc_descriptor[] = {
     0x02,
     0x01,
     0x40,
-    0x01,
+    0x00,
     0x00,
 #endif
     0x00

components/drivers/usb/cherryusb/demo/cdc_ecm_template.c

@@ -124,7 +124,7 @@ static const uint8_t cdc_ecm_descriptor[] = {
     0x02,
     0x01,
     0x40,
-    0x01,
+    0x00,
     0x00,
 #endif
     0x00

components/drivers/usb/cherryusb/demo/cdc_rndis_template.c

@@ -100,7 +100,7 @@ static const uint8_t cdc_descriptor[] = {
     0x02,
     0x01,
     0x40,
-    0x01,
+    0x00,
     0x00,
 #endif
     0x00

components/drivers/usb/cherryusb/demo/dfu_with_st_tool_template.c

@@ -136,7 +136,7 @@ const uint8_t dfu_flash_descriptor[] = {
     0x00,
     0x00,
     0x40,
-    0x01,
+    0x00,
     0x00,
 #endif
     0x00

components/drivers/usb/cherryusb/demo/hid_custom_inout_template.c

@@ -146,7 +146,7 @@ static const uint8_t hid_descriptor[] = {
     0x00,
     0x00,
     0x40,
-    0x01,
+    0x00,
     0x00,
 #endif
     0x00

components/drivers/usb/cherryusb/demo/hid_keyboard_template.c

@@ -122,7 +122,7 @@ static const uint8_t hid_descriptor[] = {
     0x00,
     0x00,
     0x40,
-    0x01,
+    0x00,
     0x00,
 #endif
     0x00

components/drivers/usb/cherryusb/demo/hid_mouse_template.c

@@ -126,7 +126,7 @@ const uint8_t hid_descriptor[] = {
     0x00,
     0x00,
     0x40,
-    0x01,
+    0x00,
     0x00,
 #endif
     0x00

components/drivers/usb/cherryusb/demo/hid_remote_wakeup_template.c

@@ -126,7 +126,7 @@ const uint8_t hid_descriptor[] = {
     0x00,
     0x00,
     0x40,
-    0x01,
+    0x00,
     0x00,
 #endif
     0x00

components/drivers/usb/cherryusb/demo/midi_template.c

@@ -145,7 +145,7 @@ const uint8_t midi_descriptor[] = {
     0x02,
     0x01,
     0x40,
-    0x01,
+    0x00,
     0x00,
 #endif
     0x00

components/drivers/usb/cherryusb/demo/msc_ram_template.c

@@ -94,7 +94,7 @@ const uint8_t msc_ram_descriptor[] = {
     0x00,
     0x00,
     0x40,
-    0x01,
+    0x00,
     0x00,
 #endif
     0x00

components/drivers/usb/cherryusb/demo/msc_storage_template.c

@@ -97,7 +97,7 @@ const uint8_t msc_storage_descriptor[] = {
     0x00,
     0x00,
     0x40,
-    0x01,
+    0x00,
     0x00,
 #endif
     0x00

components/drivers/usb/cherryusb/demo/video_audiov1_hid_template.c

@@ -224,7 +224,7 @@ const uint8_t video_audio_hid_descriptor[] = {
     0x00,
     0x00,
     0x40,
-    0x01,
+    0x00,
     0x00,
 #endif
     0x00

components/drivers/usb/cherryusb/demo/video_static_h264_template.c

@@ -129,7 +129,7 @@ const uint8_t video_descriptor[] = {
     0x00,
     0x00,
     0x40,
-    0x01,
+    0x00,
     0x00,
 #endif
     0x00

components/drivers/usb/cherryusb/demo/video_static_mjpeg_template.c

@@ -7,6 +7,8 @@
 #include "usbd_video.h"
 #include "cherryusb_mjpeg.h"
 
+#define VIDEO_STREAM_SPLIT_ENABLE 1
+
 #define VIDEO_IN_EP  0x81
 #define VIDEO_INT_EP 0x83
 
@@ -34,7 +36,7 @@
 #define MAX_BIT_RATE   (unsigned long)(WIDTH * HEIGHT * 16 * CAM_FPS)
 #define MAX_FRAME_SIZE (unsigned long)(WIDTH * HEIGHT * 2)
 
-#define VS_HEADER_SIZ (unsigned int)(VIDEO_SIZEOF_VS_INPUT_HEADER_DESC(1,1) + VIDEO_SIZEOF_VS_FORMAT_MJPEG_DESC + VIDEO_SIZEOF_VS_FRAME_MJPEG_DESC(1))
+#define VS_HEADER_SIZ (unsigned int)(VIDEO_SIZEOF_VS_INPUT_HEADER_DESC(1, 1) + VIDEO_SIZEOF_VS_FORMAT_MJPEG_DESC + VIDEO_SIZEOF_VS_FRAME_MJPEG_DESC(1))
 
 #define USB_VIDEO_DESC_SIZ (unsigned long)(9 +                            \
                                            VIDEO_VC_NOEP_DESCRIPTOR_LEN + \
@@ -129,7 +131,7 @@ const uint8_t video_descriptor[] = {
     0x00,
     0x00,
     0x40,
-    0x01,
+    0x00,
     0x00,
 #endif
     0x00
@@ -180,8 +182,14 @@ void usbd_video_close(uint8_t busid, uint8_t intf)
 
 void usbd_video_iso_callback(uint8_t busid, uint8_t ep, uint32_t nbytes)
 {
-    //USB_LOG_RAW("actual in len:%d\r\n", nbytes);
+#if VIDEO_STREAM_SPLIT_ENABLE
+    if (usbd_video_stream_split_transfer(busid, ep)) {
+        /* one frame has done */
+        iso_tx_busy = false;
+    }
+#else
     iso_tx_busy = false;
+#endif
 }
 
 static struct usbd_endpoint video_in_ep = {
@@ -202,7 +210,11 @@ void video_init(uint8_t busid, uintptr_t reg_base)
     usbd_initialize(busid, reg_base, usbd_event_handler);
 }
 
+#if VIDEO_STREAM_SPLIT_ENABLE
+USB_NOCACHE_RAM_SECTION USB_MEM_ALIGNX uint8_t packet_buffer[MAX_PAYLOAD_SIZE];
+#else
 USB_NOCACHE_RAM_SECTION USB_MEM_ALIGNX uint8_t packet_buffer[40 * 1024];
+#endif
 
 void video_test(uint8_t busid)
 {
@@ -210,37 +222,27 @@ void video_test(uint8_t busid)
     uint32_t packets;
 
     (void)packets;
-    memset(packet_buffer, 0, 40 * 1024);
+    (void)out_len;
+    memset(packet_buffer, 0, sizeof(packet_buffer));
+
     while (1) {
         if (tx_flag) {
-            packets = usbd_video_payload_fill(busid, (uint8_t *)cherryusb_mjpeg, sizeof(cherryusb_mjpeg), packet_buffer, &out_len);
-#if 1
+#if VIDEO_STREAM_SPLIT_ENABLE
             iso_tx_busy = true;
-            usbd_ep_start_write(busid, VIDEO_IN_EP, packet_buffer, out_len);
+            usbd_video_stream_start_write(busid, VIDEO_IN_EP, packet_buffer, (uint8_t *)cherryusb_mjpeg, sizeof(cherryusb_mjpeg));
             while (iso_tx_busy) {
                 if (tx_flag == 0) {
                     break;
                 }
             }
 #else
-            /* dwc2 must use this method */
-            for (uint32_t i = 0; i < packets; i++) {
-                if (i == (packets - 1)) {
-                    iso_tx_busy = true;
-                    usbd_ep_start_write(busid, VIDEO_IN_EP, &packet_buffer[i * MAX_PAYLOAD_SIZE], out_len - (packets - 1) * MAX_PAYLOAD_SIZE);
-                    while (iso_tx_busy) {
-                        if (tx_flag == 0) {
-                            break;
-                        }
-                    }
-                } else {
-                    iso_tx_busy = true;
-                    usbd_ep_start_write(busid, VIDEO_IN_EP, &packet_buffer[i * MAX_PAYLOAD_SIZE], MAX_PAYLOAD_SIZE);
-                    while (iso_tx_busy) {
-                        if (tx_flag == 0) {
-                            break;
-                        }
-                    }
+            packets = usbd_video_payload_fill(busid, (uint8_t *)cherryusb_mjpeg, sizeof(cherryusb_mjpeg), packet_buffer, &out_len);
+
+            iso_tx_busy = true;
+            usbd_ep_start_write(busid, VIDEO_IN_EP, packet_buffer, out_len);
+            while (iso_tx_busy) {
+                if (tx_flag == 0) {
+                    break;
                 }
             }
 #endif

components/drivers/usb/cherryusb/demo/video_static_yuyv_template.c

@@ -131,7 +131,7 @@ const uint8_t video_descriptor[] = {
     0x00,
     0x00,
     0x40,
-    0x01,
+    0x00,
     0x00,
 #endif
     0x00

components/drivers/usb/cherryusb/demo/webusb_hid_template.c

@@ -254,7 +254,7 @@ static const uint8_t webusb_hid_descriptor[] = {
     0x00,
     0x00,
     0x40,
-    0x01,
+    0x00,
     0x00,
 #endif
     0x00

components/drivers/usb/cherryusb/demo/winusb1.0_template.c

@@ -326,7 +326,7 @@ const uint8_t winusb_descriptor[] = {
     0x02,
     0x01,
     0x40,
-    0x01,
+    0x00,
     0x00,
 #endif
     0x00

components/drivers/usb/cherryusb/demo/winusb2.0_cdc_template.c

@@ -219,7 +219,7 @@ const uint8_t winusbv2_descriptor[] = {
     0x00,
     0x00,
     0x40,
-    0x01,
+    0x00,
     0x00,
 #endif
     /* End */

components/drivers/usb/cherryusb/demo/winusb2.0_hid_template.c

@@ -255,7 +255,7 @@ const uint8_t winusbv2_descriptor[] = {
     0x00,
     0x00,
     0x40,
-    0x01,
+    0x00,
     0x00,
 #endif
     /* End */

components/drivers/usb/cherryusb/platform/rtthread/usbh_lwip.c

@@ -45,7 +45,7 @@
 #endif
 
 #if RT_LWIP_TCPTHREAD_STACKSIZE < 2048
-#error RT_LWIP_TCPTHREAD_STACKSIZE must be larger than 2048
+#error RT_LWIP_TCPTHREAD_STACKSIZE must be >= 2048
 #endif
 
 // #define CONFIG_USBHOST_PLATFORM_CDC_ECM
@@ -122,6 +122,7 @@ static rt_err_t rt_usbh_cdc_ecm_control(rt_device_t dev, int cmd, void *args)
 static rt_err_t rt_usbh_cdc_ecm_eth_tx(rt_device_t dev, struct pbuf *p)
 {
     int ret;
+    (void)dev;
 
     usbh_lwip_eth_output_common(p, usbh_cdc_ecm_get_eth_txbuf());
     ret = usbh_cdc_ecm_eth_output(p->tot_len);
@@ -154,6 +155,8 @@ void usbh_cdc_ecm_run(struct usbh_cdc_ecm *cdc_ecm_class)
 
 void usbh_cdc_ecm_stop(struct usbh_cdc_ecm *cdc_ecm_class)
 {
+    (void)cdc_ecm_class;
+
     eth_device_deinit(&g_cdc_ecm_dev);
 }
 #endif
@@ -208,6 +211,7 @@ static rt_err_t rt_usbh_rndis_control(rt_device_t dev, int cmd, void *args)
 static rt_err_t rt_usbh_rndis_eth_tx(rt_device_t dev, struct pbuf *p)
 {
     int ret;
+    (void)dev;
 
     usbh_lwip_eth_output_common(p, usbh_rndis_get_eth_txbuf());
     ret = usbh_rndis_eth_output(p->tot_len);
@@ -241,6 +245,8 @@ void usbh_rndis_run(struct usbh_rndis *rndis_class)
 
 void usbh_rndis_stop(struct usbh_rndis *rndis_class)
 {
+    (void)rndis_class;
+
     eth_device_deinit(&g_rndis_dev);
     // rt_timer_stop(keep_timer);
     // rt_timer_delete(keep_timer);
@@ -277,6 +283,7 @@ static rt_err_t rt_usbh_cdc_ncm_control(rt_device_t dev, int cmd, void *args)
 static rt_err_t rt_usbh_cdc_ncm_eth_tx(rt_device_t dev, struct pbuf *p)
 {
     int ret;
+    (void)dev;
 
     usbh_lwip_eth_output_common(p, usbh_cdc_ncm_get_eth_txbuf());
     ret = usbh_cdc_ncm_eth_output(p->tot_len);
@@ -309,6 +316,8 @@ void usbh_cdc_ncm_run(struct usbh_cdc_ncm *cdc_ncm_class)
 
 void usbh_cdc_ncm_stop(struct usbh_cdc_ncm *cdc_ncm_class)
 {
+    (void)cdc_ncm_class;
+
     eth_device_deinit(&g_cdc_ncm_dev);
 }
 #endif
@@ -343,6 +352,7 @@ static rt_err_t rt_usbh_asix_control(rt_device_t dev, int cmd, void *args)
 static rt_err_t rt_usbh_asix_eth_tx(rt_device_t dev, struct pbuf *p)
 {
     int ret;
+    (void)dev;
 
     usbh_lwip_eth_output_common(p, usbh_asix_get_eth_txbuf());
     ret = usbh_asix_eth_output(p->tot_len);
@@ -375,6 +385,8 @@ void usbh_asix_run(struct usbh_asix *asix_class)
 
 void usbh_asix_stop(struct usbh_asix *asix_class)
 {
+    (void)asix_class;
+
     eth_device_deinit(&g_asix_dev);
 }
 #endif
@@ -409,6 +421,7 @@ static rt_err_t rt_usbh_rtl8152_control(rt_device_t dev, int cmd, void *args)
 static rt_err_t rt_usbh_rtl8152_eth_tx(rt_device_t dev, struct pbuf *p)
 {
     int ret;
+    (void)dev;
 
     usbh_lwip_eth_output_common(p, usbh_rtl8152_get_eth_txbuf());
     ret = usbh_rtl8152_eth_output(p->tot_len);
@@ -441,6 +454,8 @@ void usbh_rtl8152_run(struct usbh_rtl8152 *rtl8152_class)
 
 void usbh_rtl8152_stop(struct usbh_rtl8152 *rtl8152_class)
 {
+    (void)rtl8152_class;
+
     eth_device_deinit(&g_rtl8152_dev);
 }
 #endif

components/drivers/usb/cherryusb/port/dwc2/usb_dc_dwc2.c

@@ -51,8 +51,6 @@
 #endif
 // clang-format on
 
-//#define CONFIG_USB_DWC2_DMA_ENABLE
-
 #ifndef CONFIG_USB_DWC2_RXALL_FIFO_SIZE
 #define CONFIG_USB_DWC2_RXALL_FIFO_SIZE (1024 / 4)
 #endif
@@ -62,7 +60,7 @@
 #endif
 
 #ifndef CONFIG_USB_DWC2_TX1_FIFO_SIZE
-#define CONFIG_USB_DWC2_TX1_FIFO_SIZE (512 / 4)
+#define CONFIG_USB_DWC2_TX1_FIFO_SIZE (1024 / 4)
 #endif
 
 #ifndef CONFIG_USB_DWC2_TX2_FIFO_SIZE
@@ -119,7 +117,7 @@ USB_NOCACHE_RAM_SECTION struct dwc2_udc {
     __attribute__((aligned(32))) struct usb_setup_packet setup;
     struct dwc2_ep_state in_ep[CONFIG_USBDEV_EP_NUM];  /*!< IN endpoint parameters*/
     struct dwc2_ep_state out_ep[CONFIG_USBDEV_EP_NUM]; /*!< OUT endpoint parameters */
-} g_dwc2_udc[CONFIG_USBHOST_MAX_BUS];
+} g_dwc2_udc[CONFIG_USBDEV_MAX_BUS];
 
 static inline int dwc2_reset(uint8_t busid)
 {
@@ -386,6 +384,17 @@ static void dwc2_tx_fifo_empty_procecss(uint8_t busid, uint8_t ep_idx)
         if (len > g_dwc2_udc[busid].in_ep[ep_idx].ep_mps) {
             len = g_dwc2_udc[busid].in_ep[ep_idx].ep_mps;
         }
+        if (g_dwc2_udc[busid].in_ep[ep_idx].ep_type == USB_ENDPOINT_TYPE_ISOCHRONOUS) {
+            if ((USB_OTG_DEV->DSTS & (1U << 8)) == 0U) {
+                USB_OTG_INEP(ep_idx)->DIEPCTL &= ~USB_OTG_DIEPCTL_SD0PID_SEVNFRM;
+                USB_OTG_INEP(ep_idx)->DIEPCTL |= USB_OTG_DIEPCTL_SODDFRM;
+            } else {
+                USB_OTG_INEP(ep_idx)->DIEPCTL &= ~USB_OTG_DIEPCTL_SODDFRM;
+                USB_OTG_INEP(ep_idx)->DIEPCTL |= USB_OTG_DIEPCTL_SD0PID_SEVNFRM;
+            }
+            USB_OTG_INEP(ep_idx)->DIEPTSIZ &= ~(USB_OTG_DIEPTSIZ_MULCNT);
+            USB_OTG_INEP(ep_idx)->DIEPTSIZ |= (USB_OTG_DIEPTSIZ_MULCNT & (1U << 29));
+        }
 
         dwc2_ep_write(busid, ep_idx, g_dwc2_udc[busid].in_ep[ep_idx].xfer_buf, len);
         g_dwc2_udc[busid].in_ep[ep_idx].xfer_buf += len;
@@ -577,8 +586,7 @@ int usb_dc_init(uint8_t busid)
     /* Enable interrupts matching to the Device mode ONLY */
     USB_OTG_GLB->GINTMSK = USB_OTG_GINTMSK_USBRST | USB_OTG_GINTMSK_ENUMDNEM |
                            USB_OTG_GINTMSK_OEPINT | USB_OTG_GINTMSK_IEPINT |
-                           USB_OTG_GINTMSK_USBSUSPM | USB_OTG_GINTMSK_WUIM |
-                           USB_OTG_GINTMSK_IISOIXFRM | USB_OTG_GINTMSK_PXFRM_IISOOXFRM;
+                           USB_OTG_GINTMSK_USBSUSPM | USB_OTG_GINTMSK_WUIM;
 
 #ifdef CONFIG_USB_DWC2_DMA_ENABLE
     if (((USB_OTG_GLB->GHWCFG2 & (0x3U << 3)) >> 3) != 2) {
@@ -588,6 +596,7 @@ int usb_dc_init(uint8_t busid)
     }
 
     USB_OTG_DEV->DCFG &= ~USB_OTG_DCFG_DESCDMA;
+    USB_OTG_GLB->GAHBCFG &= ~USB_OTG_GAHBCFG_HBSTLEN;
     USB_OTG_GLB->GAHBCFG |= (USB_OTG_GAHBCFG_DMAEN | USB_OTG_GAHBCFG_HBSTLEN_4);
 #else
     USB_OTG_GLB->GINTMSK |= USB_OTG_GINTMSK_RXFLVLM;
@@ -859,13 +868,13 @@ int usbd_ep_is_stalled(uint8_t busid, const uint8_t ep, uint8_t *stalled)
     uint8_t ep_idx = USB_EP_GET_IDX(ep);
 
     if (USB_EP_DIR_IS_OUT(ep)) {
-        if(USB_OTG_OUTEP(ep_idx)->DOEPCTL & USB_OTG_DOEPCTL_STALL) {
+        if (USB_OTG_OUTEP(ep_idx)->DOEPCTL & USB_OTG_DOEPCTL_STALL) {
             *stalled = 1;
         } else {
             *stalled = 0;
         }
     } else {
-        if(USB_OTG_INEP(ep_idx)->DIEPCTL & USB_OTG_DIEPCTL_STALL) {
+        if (USB_OTG_INEP(ep_idx)->DIEPCTL & USB_OTG_DIEPCTL_STALL) {
             *stalled = 1;
         } else {
             *stalled = 0;
@@ -1111,7 +1120,7 @@ void USBD_IRQHandler(uint8_t busid)
             }
         }
         if (gint_status & USB_OTG_GINTSTS_USBRST) {
-            USB_OTG_GLB->GINTSTS |= USB_OTG_GINTSTS_USBRST;
+            USB_OTG_GLB->GINTSTS = USB_OTG_GINTSTS_USBRST;
             USB_OTG_DEV->DCTL &= ~USB_OTG_DCTL_RWUSIG;
 
             dwc2_flush_txfifo(busid, 0x10U);
@@ -1158,58 +1167,22 @@ void USBD_IRQHandler(uint8_t busid)
             USB_OTG_DEV->DCTL |= USB_OTG_DCTL_CGINAK;
         }
         if (gint_status & USB_OTG_GINTSTS_PXFR_INCOMPISOOUT) {
-            daintmask = USB_OTG_DEV->DAINTMSK;
-            daintmask >>= 16;
-
-            for (ep_idx = 1; ep_idx < CONFIG_USBDEV_EP_NUM; ep_idx++) {
-                if ((BIT(ep_idx) & ~daintmask) || (g_dwc2_udc[busid].out_ep[ep_idx].ep_type != USB_ENDPOINT_TYPE_ISOCHRONOUS))
-                    continue;
-                if (!(USB_OTG_OUTEP(ep_idx)->DOEPCTL & USB_OTG_DOEPCTL_USBAEP))
-                    continue;
-
-                if ((USB_OTG_DEV->DSTS & (1U << 8)) != 0U) {
-                    USB_OTG_OUTEP(ep_idx)->DOEPCTL |= USB_OTG_DOEPCTL_SD0PID_SEVNFRM;
-                    USB_OTG_OUTEP(ep_idx)->DOEPCTL &= ~USB_OTG_DOEPCTL_SODDFRM;
-                } else {
-                    USB_OTG_OUTEP(ep_idx)->DOEPCTL &= ~USB_OTG_DOEPCTL_SD0PID_SEVNFRM;
-                    USB_OTG_OUTEP(ep_idx)->DOEPCTL |= USB_OTG_DOEPCTL_SODDFRM;
-                }
-            }
-
             USB_OTG_GLB->GINTSTS |= USB_OTG_GINTSTS_PXFR_INCOMPISOOUT;
         }
 
         if (gint_status & USB_OTG_GINTSTS_IISOIXFR) {
-            daintmask = USB_OTG_DEV->DAINTMSK;
-            daintmask >>= 16;
-
-            for (ep_idx = 1; ep_idx < CONFIG_USBDEV_EP_NUM; ep_idx++) {
-                if (((BIT(ep_idx) & ~daintmask)) || (g_dwc2_udc[busid].in_ep[ep_idx].ep_type != USB_ENDPOINT_TYPE_ISOCHRONOUS))
-                    continue;
-
-                if (!(USB_OTG_INEP(ep_idx)->DIEPCTL & USB_OTG_DIEPCTL_USBAEP))
-                    continue;
-
-                if ((USB_OTG_DEV->DSTS & (1U << 8)) != 0U) {
-                    USB_OTG_INEP(ep_idx)->DIEPCTL |= USB_OTG_DIEPCTL_SD0PID_SEVNFRM;
-                    USB_OTG_INEP(ep_idx)->DIEPCTL &= ~USB_OTG_DIEPCTL_SODDFRM;
-                } else {
-                    USB_OTG_INEP(ep_idx)->DIEPCTL &= ~USB_OTG_DIEPCTL_SD0PID_SEVNFRM;
-                    USB_OTG_INEP(ep_idx)->DIEPCTL |= USB_OTG_DIEPCTL_SODDFRM;
-                }
-            }
             USB_OTG_GLB->GINTSTS |= USB_OTG_GINTSTS_IISOIXFR;
         }
 
         if (gint_status & USB_OTG_GINTSTS_SOF) {
-            USB_OTG_GLB->GINTSTS |= USB_OTG_GINTSTS_SOF;
+            USB_OTG_GLB->GINTSTS = USB_OTG_GINTSTS_SOF;
         }
         if (gint_status & USB_OTG_GINTSTS_USBSUSP) {
-            USB_OTG_GLB->GINTSTS |= USB_OTG_GINTSTS_USBSUSP;
+            USB_OTG_GLB->GINTSTS = USB_OTG_GINTSTS_USBSUSP;
             usbd_event_suspend_handler(busid);
         }
         if (gint_status & USB_OTG_GINTSTS_WKUINT) {
-            USB_OTG_GLB->GINTSTS |= USB_OTG_GINTSTS_WKUINT;
+            USB_OTG_GLB->GINTSTS = USB_OTG_GINTSTS_WKUINT;
             usbd_event_resume_handler(busid);
         }
         if (gint_status & USB_OTG_GINTSTS_OTGINT) {

components/drivers/usb/cherryusb/port/dwc2/usb_hc_dwc2.c

@@ -26,7 +26,7 @@
  * 1 location each for Bulk/Control endpoint for handling NAK/NYET scenario
  */
 #ifndef CONFIG_USB_DWC2_RX_FIFO_SIZE
-#define CONFIG_USB_DWC2_RX_FIFO_SIZE ((1012 - CONFIG_USB_DWC2_NPTX_FIFO_SIZE - CONFIG_USB_DWC2_PTX_FIFO_SIZE) / 4)
+#define CONFIG_USB_DWC2_RX_FIFO_SIZE ((1012 - CONFIG_USB_DWC2_NPTX_FIFO_SIZE - CONFIG_USB_DWC2_PTX_FIFO_SIZE))
 #endif
 
 #define USB_OTG_GLB     ((DWC2_GlobalTypeDef *)(bus->hcd.reg_base))
@@ -498,9 +498,6 @@ int usb_hc_init(struct usbh_bus *bus)
     /* Restart the Phy Clock */
     USB_OTG_PCGCCTL = 0U;
 
-    dwc2_drivebus(bus, 1);
-    usb_osal_msleep(200);
-
     /* Set default Max speed support */
     USB_OTG_HOST->HCFG &= ~(USB_OTG_HCFG_FSLSS);
 
@@ -524,6 +521,7 @@ int usb_hc_init(struct usbh_bus *bus)
     ret = dwc2_flush_txfifo(bus, 0x10U);
     ret = dwc2_flush_rxfifo(bus);
 
+    USB_OTG_GLB->GAHBCFG &= ~USB_OTG_GAHBCFG_HBSTLEN;
     USB_OTG_GLB->GAHBCFG |= USB_OTG_GAHBCFG_HBSTLEN_4;
     USB_OTG_GLB->GAHBCFG |= USB_OTG_GAHBCFG_DMAEN;
 
@@ -531,6 +529,9 @@ int usb_hc_init(struct usbh_bus *bus)
     USB_OTG_GLB->GINTMSK |= (USB_OTG_GINTMSK_PRTIM | USB_OTG_GINTMSK_HCIM |
                              USB_OTG_GINTSTS_DISCINT);
 
+    dwc2_drivebus(bus, 1);
+    usb_osal_msleep(200);
+
     USB_OTG_GLB->GAHBCFG |= USB_OTG_GAHBCFG_GINT;
 
     return ret;
@@ -769,8 +770,8 @@ int usbh_submit_urb(struct usbh_urb *urb)
         }
     } else {
         /* Check if intr and iso pipe tx fifo is overflow */
-        if (((USB_GET_MAXPACKETSIZE(urb->ep->wMaxPacketSize) == USB_ENDPOINT_TYPE_ISOCHRONOUS) ||
-             (USB_GET_MAXPACKETSIZE(urb->ep->wMaxPacketSize) == USB_ENDPOINT_TYPE_INTERRUPT)) &&
+        if (((USB_GET_ENDPOINT_TYPE(urb->ep->bmAttributes) == USB_ENDPOINT_TYPE_ISOCHRONOUS) ||
+             (USB_GET_ENDPOINT_TYPE(urb->ep->bmAttributes) == USB_ENDPOINT_TYPE_INTERRUPT)) &&
             USB_GET_MAXPACKETSIZE(urb->ep->wMaxPacketSize) > (CONFIG_USB_DWC2_PTX_FIFO_SIZE * 4)) {
             return -USB_ERR_RANGE;
         } else {
@@ -895,6 +896,7 @@ static void dwc2_inchan_irq_handler(struct usbh_bus *bus, uint8_t ch_num)
     //printf("s1:%08x\r\n", chan_intstatus);
 
     if (chan_intstatus & USB_OTG_HCINT_CHH) {
+        USB_OTG_HC(ch_num)->HCINT = chan_intstatus;
         if (chan_intstatus & USB_OTG_HCINT_XFRC) {
             urb->errorcode = 0;
 
@@ -948,7 +950,6 @@ static void dwc2_inchan_irq_handler(struct usbh_bus *bus, uint8_t ch_num)
             urb->errorcode = -USB_ERR_IO;
             dwc2_urb_waitup(urb);
         }
-        USB_OTG_HC(ch_num)->HCINT = chan_intstatus;
     }
 }
 
@@ -965,6 +966,7 @@ static void dwc2_outchan_irq_handler(struct usbh_bus *bus, uint8_t ch_num)
     //printf("s2:%08x\r\n", chan_intstatus);
 
     if (chan_intstatus & USB_OTG_HCINT_CHH) {
+        USB_OTG_HC(ch_num)->HCINT = chan_intstatus;
         if (chan_intstatus & USB_OTG_HCINT_XFRC) {
             urb->errorcode = 0;
 
@@ -1029,7 +1031,6 @@ static void dwc2_outchan_irq_handler(struct usbh_bus *bus, uint8_t ch_num)
             urb->errorcode = -USB_ERR_IO;
             dwc2_urb_waitup(urb);
         }
-        USB_OTG_HC(ch_num)->HCINT = chan_intstatus;
     }
 }
 
@@ -1130,4 +1131,4 @@ void USBH_IRQHandler(uint8_t busid)
             USB_OTG_GLB->GINTSTS = USB_OTG_GINTSTS_HCINT;
         }
     }
-}
+}

components/drivers/usb/cherryusb/port/kinetis/README.md

@@ -0,0 +1,18 @@
+# Note
+
+## Support Chip List
+
+### NXP
+
+Modify USB_NOCACHE_RAM_SECTION
+
+```
+#define USB_NOCACHE_RAM_SECTION __attribute__((section(".NonCacheable")))
+```
+
+- MCXC444/MCXA153 (device only)
+- MCXN947
+
+### MM32
+
+- MM32F3/MM32F5

components/drivers/usb/cherryusb/port/kinetis/usb_dc_kinetis.c

@@ -0,0 +1,448 @@
+/*
+ * Copyright (c) 2024, sakumisu
+ *
+ * SPDX-License-Identifier: Apache-2.0
+ */
+#include "usbd_core.h"
+#include "usb_kinetis_reg.h"
+
+#define USB_OTG_DEV ((KINETIS_TypeDef *)g_usbdev_bus[busid].reg_base)
+
+/* Endpoint state */
+struct kinetis_ep_state {
+    uint16_t ep_mps;    /* Endpoint max packet size */
+    uint8_t ep_type;    /* Endpoint type */
+    uint8_t ep_stalled; /* Endpoint stall flag */
+    uint8_t ep_enable;  /* Endpoint enable */
+    bool ep_odd;        /* Endpoint odd */
+    uint8_t *xfer_buf;
+    uint32_t xfer_len;
+    uint32_t actual_xfer_len;
+};
+
+/* Driver state */
+struct kinetis_udc {
+    uint8_t dev_addr;
+    struct kinetis_ep_state in_ep[CONFIG_USBDEV_EP_NUM];  /*!< IN endpoint parameters*/
+    struct kinetis_ep_state out_ep[CONFIG_USBDEV_EP_NUM]; /*!< OUT endpoint parameters */
+} g_kinetis_udc[CONFIG_USBDEV_MAX_BUS];
+
+USB_NOCACHE_RAM_SECTION __attribute__((aligned(512))) kinetis_bd_table_t g_kinetis_bdt[CONFIG_USBDEV_MAX_BUS];
+USB_NOCACHE_RAM_SECTION __attribute__((aligned(32))) uint8_t setup_packet[CONFIG_USBDEV_MAX_BUS][8];
+
+static int kinetis_start_transfer(uint8_t busid, uint8_t ep, uint8_t *buffer, uint16_t buflen)
+{
+    uint8_t ep_idx = USB_EP_GET_IDX(ep);
+    uint8_t dir;
+    uint8_t odd;
+    uint16_t ep_mps;
+    kinetis_bd_t *bd;
+    kinetis_bd_t *next;
+
+    if (USB_EP_DIR_IS_OUT(ep)) {
+        dir = 0;
+        odd = g_kinetis_udc[busid].out_ep[ep_idx].ep_odd;
+        ep_mps = g_kinetis_udc[busid].out_ep[ep_idx].ep_mps;
+    } else {
+        dir = 1;
+        odd = g_kinetis_udc[busid].in_ep[ep_idx].ep_odd;
+        ep_mps = g_kinetis_udc[busid].in_ep[ep_idx].ep_mps;
+    }
+
+    bd = &g_kinetis_bdt[busid].table[ep_idx][dir][odd];
+
+    if (bd->own) {
+        USB_LOG_INFO("ep%02x is busy\r\n", ep);
+        return -1;
+    }
+
+    bd->bc = buflen >= ep_mps ? ep_mps : buflen;
+    bd->addr = (uint32_t)buffer;
+    bd->own = 1;
+    return 0;
+}
+
+static void kinetis_read_setup(uint8_t busid)
+{
+    uint8_t out_odd = g_kinetis_udc[busid].out_ep[0].ep_odd;
+    uint8_t in_odd = g_kinetis_udc[busid].in_ep[0].ep_odd;
+
+    if (g_kinetis_bdt[busid].table[0][0][out_odd].own) {
+        USB_LOG_INFO("ep0 is busy\r\n");
+        return;
+    }
+
+    g_kinetis_bdt[busid].table[0][0][out_odd].data = 0;
+    g_kinetis_bdt[busid].table[0][0][out_odd ^ 1].data = 1;
+    g_kinetis_bdt[busid].table[0][1][in_odd].data = 1;
+    g_kinetis_bdt[busid].table[0][1][in_odd ^ 1].data = 0;
+
+    kinetis_start_transfer(busid, USB_CONTROL_OUT_EP0, setup_packet[busid], 8);
+}
+
+__WEAK void usb_dc_low_level_init(uint8_t busid)
+{
+}
+
+__WEAK void usb_dc_low_level_deinit(uint8_t busid)
+{
+}
+
+int usb_dc_init(uint8_t busid)
+{
+    usb_dc_low_level_init(busid);
+
+    memset(&g_kinetis_udc[busid], 0, sizeof(g_kinetis_udc[busid]));
+
+    USB_OTG_DEV->BDTPAGE1 = (uint8_t)((uintptr_t)&g_kinetis_bdt[busid] >> 8);
+    USB_OTG_DEV->BDTPAGE2 = (uint8_t)((uintptr_t)&g_kinetis_bdt[busid] >> 16);
+    USB_OTG_DEV->BDTPAGE3 = (uint8_t)((uintptr_t)&g_kinetis_bdt[busid] >> 24);
+
+    USB_OTG_DEV->INTEN = USB_INTEN_USBRSTEN_MASK | USB_INTEN_TOKDNEEN_MASK |
+                         USB_INTEN_SLEEPEN_MASK | USB_INTEN_RESUMEEN_MASK |
+                         USB_INTEN_ERROREN_MASK;
+
+    USB_OTG_DEV->CTL |= USB_CTL_USBENSOFEN_MASK;
+    return 0;
+}
+
+int usb_dc_deinit(uint8_t busid)
+{
+    usb_dc_low_level_deinit(busid);
+    return 0;
+}
+
+int usbd_set_address(uint8_t busid, const uint8_t addr)
+{
+    g_kinetis_udc[busid].dev_addr = addr;
+
+    if (addr == 0) {
+        USB_OTG_DEV->ADDR = 0;
+    }
+    return 0;
+}
+
+int usbd_set_remote_wakeup(uint8_t busid)
+{
+    USB_OTG_DEV->CTL |= USB_CTL_RESUME_MASK;
+
+    usbd_kinetis_delay_ms(10);
+
+    USB_OTG_DEV->CTL &= ~USB_CTL_RESUME_MASK;
+
+    return 0;
+}
+
+uint8_t usbd_get_port_speed(uint8_t busid)
+{
+    return USB_SPEED_FULL;
+}
+
+int usbd_ep_open(uint8_t busid, const struct usb_endpoint_descriptor *ep)
+{
+    uint8_t ep_idx = USB_EP_GET_IDX(ep->bEndpointAddress);
+    uint8_t odd;
+    uint8_t dir;
+    kinetis_bd_t *bd;
+    uint8_t regval;
+
+    /* Must not exceed max endpoint number */
+    if (ep_idx >= CONFIG_USBDEV_EP_NUM) {
+        return -1;
+    }
+
+    if (USB_EP_DIR_IS_OUT(ep->bEndpointAddress)) {
+        g_kinetis_udc[busid].out_ep[ep_idx].ep_mps = USB_GET_MAXPACKETSIZE(ep->wMaxPacketSize);
+        g_kinetis_udc[busid].out_ep[ep_idx].ep_type = USB_GET_ENDPOINT_TYPE(ep->bmAttributes);
+        g_kinetis_udc[busid].out_ep[ep_idx].ep_enable = true;
+
+        dir = 0;
+        odd = g_kinetis_udc[busid].out_ep[ep_idx].ep_odd;
+    } else {
+        g_kinetis_udc[busid].in_ep[ep_idx].ep_mps = USB_GET_MAXPACKETSIZE(ep->wMaxPacketSize);
+        g_kinetis_udc[busid].in_ep[ep_idx].ep_type = USB_GET_ENDPOINT_TYPE(ep->bmAttributes);
+        g_kinetis_udc[busid].in_ep[ep_idx].ep_enable = true;
+
+        dir = 1;
+        odd = g_kinetis_udc[busid].in_ep[ep_idx].ep_odd;
+    }
+
+    if (ep_idx != 0) {
+        regval = USB_ENDPT_EPCTLDIS_MASK;
+        regval |= (USB_GET_ENDPOINT_TYPE(ep->bmAttributes) != USB_ENDPOINT_TYPE_ISOCHRONOUS) ? USB_ENDPT_EPHSHK_MASK : 0;
+        regval |= dir ? USB_ENDPT_EPTXEN_MASK : USB_ENDPT_EPRXEN_MASK;
+        USB_OTG_DEV->ENDPOINT[ep_idx].ENDPT |= regval;
+
+        if (USB_GET_ENDPOINT_TYPE(ep->bmAttributes) != USB_ENDPOINT_TYPE_ISOCHRONOUS) {
+            bd = &g_kinetis_bdt[busid].table[ep_idx][dir][odd];
+            bd->dts = 1;
+            bd->data = 0;
+
+            bd = &g_kinetis_bdt[busid].table[ep_idx][dir][odd ^ 1];
+            bd->dts = 1;
+            bd->data = 1;
+        }
+    }
+
+    return 0;
+}
+
+int usbd_ep_close(uint8_t busid, const uint8_t ep)
+{
+    uint8_t ep_idx = USB_EP_GET_IDX(ep);
+    uint8_t dir;
+    kinetis_bd_t *bd;
+
+    if (USB_EP_DIR_IS_OUT(ep)) {
+        g_kinetis_udc[busid].out_ep[ep_idx].ep_enable = false;
+        dir = 0;
+    } else {
+        g_kinetis_udc[busid].in_ep[ep_idx].ep_enable = false;
+        dir = 1;
+    }
+
+    bd = &g_kinetis_bdt[busid].table[ep_idx][dir][0];
+    bd->head = 0;
+
+    bd = &g_kinetis_bdt[busid].table[ep_idx][dir][1];
+    bd->head = 0;
+
+    USB_OTG_DEV->ENDPOINT[ep_idx].ENDPT &= ~(dir ? USB_ENDPT_EPTXEN_MASK : USB_ENDPT_EPRXEN_MASK);
+    return 0;
+}
+
+int usbd_ep_set_stall(uint8_t busid, const uint8_t ep)
+{
+    uint8_t ep_idx = USB_EP_GET_IDX(ep);
+    kinetis_bd_t *bd;
+    uint8_t odd;
+    uint8_t dir;
+
+    if (0 == ep_idx) {
+        USB_OTG_DEV->ENDPOINT[ep_idx].ENDPT |= USB_ENDPT_EPSTALL_MASK;
+
+        if (ep_idx == 0) {
+            kinetis_read_setup(busid);
+        }
+    } else {
+        if (USB_EP_DIR_IS_OUT(ep)) {
+            dir = 0;
+            odd = g_kinetis_udc[busid].out_ep[ep_idx].ep_odd;
+        } else {
+            dir = 1;
+            odd = g_kinetis_udc[busid].in_ep[ep_idx].ep_odd;
+        }
+
+        bd = &g_kinetis_bdt[busid].table[ep_idx][dir][odd];
+
+        bd->bdt_stall = 1;
+        bd->own = 1;
+    }
+    return 0;
+}
+
+int usbd_ep_clear_stall(uint8_t busid, const uint8_t ep)
+{
+    uint8_t ep_idx = USB_EP_GET_IDX(ep);
+    kinetis_bd_t *bd;
+    uint8_t odd;
+    uint8_t dir;
+
+    if (USB_EP_DIR_IS_OUT(ep)) {
+        dir = 0;
+        odd = g_kinetis_udc[busid].out_ep[ep_idx].ep_odd;
+    } else {
+        dir = 1;
+        odd = g_kinetis_udc[busid].in_ep[ep_idx].ep_odd;
+    }
+
+    bd = &g_kinetis_bdt[busid].table[ep_idx][dir][odd];
+
+    bd->own = 0;
+    bd->bdt_stall = 0;
+    bd->data = 0;
+
+    bd = &g_kinetis_bdt[busid].table[ep_idx][dir][odd ^ 1];
+    bd->data = 1;
+
+    uint8_t regval = USB_OTG_DEV->ENDPOINT[ep_idx].ENDPT;
+    if (regval & USB_ENDPT_EPSTALL_MASK) {
+        USB_OTG_DEV->ENDPOINT[ep_idx].ENDPT = regval & ~USB_ENDPT_EPSTALL_MASK;
+    }
+
+    return 0;
+}
+
+int usbd_ep_is_stalled(uint8_t busid, const uint8_t ep, uint8_t *stalled)
+{
+    uint8_t ep_idx = USB_EP_GET_IDX(ep);
+
+    uint8_t regval = USB_OTG_DEV->ENDPOINT[ep_idx].ENDPT;
+    if (regval & USB_ENDPT_EPSTALL_MASK) {
+        *stalled = 1;
+    } else {
+        *stalled = 0;
+    }
+
+    return 0;
+}
+
+int usbd_ep_start_write(uint8_t busid, const uint8_t ep, const uint8_t *data,
+                        uint32_t data_len)
+{
+    uint8_t ep_idx = USB_EP_GET_IDX(ep);
+
+    if (!data && data_len) {
+        return -1;
+    }
+    if (!g_kinetis_udc[busid].in_ep[ep_idx].ep_enable) {
+        return -2;
+    }
+
+    g_kinetis_udc[busid].in_ep[ep_idx].xfer_buf = (uint8_t *)data;
+    g_kinetis_udc[busid].in_ep[ep_idx].xfer_len = data_len;
+    g_kinetis_udc[busid].in_ep[ep_idx].actual_xfer_len = 0;
+
+    return kinetis_start_transfer(busid, ep, (uint8_t *)data, MIN(data_len, g_kinetis_udc[busid].in_ep[ep_idx].ep_mps));
+}
+
+int usbd_ep_start_read(uint8_t busid, const uint8_t ep, uint8_t *data,
+                       uint32_t data_len)
+{
+    uint8_t ep_idx = USB_EP_GET_IDX(ep);
+
+    if (!data && data_len) {
+        return -1;
+    }
+    if (!g_kinetis_udc[busid].out_ep[ep_idx].ep_enable) {
+        return -2;
+    }
+
+    g_kinetis_udc[busid].out_ep[ep_idx].xfer_buf = (uint8_t *)data;
+    g_kinetis_udc[busid].out_ep[ep_idx].xfer_len = data_len;
+    g_kinetis_udc[busid].out_ep[ep_idx].actual_xfer_len = 0;
+
+    return kinetis_start_transfer(busid, ep, (uint8_t *)data, MIN(data_len, g_kinetis_udc[busid].out_ep[ep_idx].ep_mps));
+}
+
+void USBD_IRQHandler(uint8_t busid)
+{
+    uint8_t s;
+    uint8_t pid;
+    uint8_t ep_idx;
+    uint8_t dir;
+    uint8_t odd;
+    uint16_t bc;
+    uint8_t is = USB_OTG_DEV->ISTAT;
+    uint8_t mask = USB_OTG_DEV->INTEN;
+    kinetis_bd_t *bd;
+
+    USB_OTG_DEV->ISTAT = is & ~mask;
+    is &= mask;
+
+    if (is & USB_ISTAT_ERROR_MASK) {
+        uint32_t es = USB_OTG_DEV->ERRSTAT;
+        USB_OTG_DEV->ERRSTAT = es;
+        USB_OTG_DEV->ISTAT = is;
+    }
+
+    if (is & USB_ISTAT_USBRST_MASK) {
+        USB_OTG_DEV->ISTAT = is;
+        USB_OTG_DEV->CTL |= USB_CTL_ODDRST_MASK;
+        USB_OTG_DEV->ADDR = 0;
+
+        USB_OTG_DEV->ENDPOINT[0].ENDPT = USB_ENDPT_EPHSHK_MASK | USB_ENDPT_EPRXEN_MASK | USB_ENDPT_EPTXEN_MASK;
+        for (uint8_t i = 1; i < 16; i++) {
+            USB_OTG_DEV->ENDPOINT[i].ENDPT = 0;
+        }
+
+        memset(&g_kinetis_bdt[busid], 0, sizeof(g_kinetis_bdt[busid]));
+        memset(g_kinetis_udc[busid].in_ep, 0, sizeof(struct kinetis_ep_state) * CONFIG_USBDEV_EP_NUM);
+        memset(g_kinetis_udc[busid].out_ep, 0, sizeof(struct kinetis_ep_state) * CONFIG_USBDEV_EP_NUM);
+        usbd_event_reset_handler(busid);
+
+        kinetis_read_setup(busid);
+
+        USB_OTG_DEV->CTL &= ~USB_CTL_ODDRST_MASK;
+    }
+
+    if (is & USB_ISTAT_SLEEP_MASK) {
+        USB_OTG_DEV->ISTAT = USB_ISTAT_SLEEP_MASK;
+    }
+
+    if (is & USB_ISTAT_RESUME_MASK) {
+        USB_OTG_DEV->ISTAT = USB_ISTAT_RESUME_MASK;
+    }
+
+    if (is & USB_ISTAT_SOFTOK_MASK) {
+        USB_OTG_DEV->ISTAT = USB_ISTAT_SOFTOK_MASK;
+    }
+
+    if (is & USB_ISTAT_STALL_MASK) {
+        USB_OTG_DEV->ISTAT = USB_ISTAT_STALL_MASK;
+    }
+
+    if (is & USB_ISTAT_TOKDNE_MASK) {
+        s = USB_OTG_DEV->STAT;
+        USB_OTG_DEV->ISTAT = USB_ISTAT_TOKDNE_MASK; /* must be cleared after get STAT */
+
+        ep_idx = (s & USB_STAT_ENDP_MASK) >> USB_STAT_ENDP_SHIFT;
+        dir = (s & USB_STAT_TX_MASK) >> USB_STAT_TX_SHIFT;
+        odd = (s & USB_STAT_ODD_MASK) >> USB_STAT_ODD_SHIFT;
+
+        bd = &g_kinetis_bdt[busid].table[ep_idx][dir][odd];
+
+        pid = bd->tok_pid;
+        bc = bd->bc;
+
+        bd->bdt_stall = 0;
+        bd->dts = 1;
+        bd->ninc = 0;
+        bd->keep = 0;
+
+        if (dir) {
+            g_kinetis_udc[busid].in_ep[ep_idx].ep_odd = odd ^ 1;
+        } else {
+            g_kinetis_udc[busid].out_ep[ep_idx].ep_odd = odd ^ 1;
+        }
+
+        if (pid == USB_TOKEN_PID_SETUP) {
+            USB_OTG_DEV->CTL &= ~USB_CTL_TXSUSPENDTOKENBUSY_MASK;
+            usbd_event_ep0_setup_complete_handler(busid, (uint8_t *)bd->addr);
+            return;
+        }
+
+        if (dir) {
+            g_kinetis_udc[busid].in_ep[ep_idx].xfer_buf += bc;
+            g_kinetis_udc[busid].in_ep[ep_idx].xfer_len -= bc;
+            g_kinetis_udc[busid].in_ep[ep_idx].actual_xfer_len += bc;
+
+            if (g_kinetis_udc[busid].in_ep[ep_idx].xfer_len == 0) {
+                usbd_event_ep_in_complete_handler(busid, ep_idx | 0x80, g_kinetis_udc[busid].in_ep[ep_idx].actual_xfer_len);
+            } else {
+                kinetis_start_transfer(busid, ep_idx | 0x80, g_kinetis_udc[busid].in_ep[ep_idx].xfer_buf,
+                                           MIN(g_kinetis_udc[busid].in_ep[ep_idx].xfer_len, g_kinetis_udc[busid].in_ep[ep_idx].ep_mps));
+            }
+        } else {
+            g_kinetis_udc[busid].out_ep[ep_idx].xfer_buf += bc;
+            g_kinetis_udc[busid].out_ep[ep_idx].xfer_len -= bc;
+            g_kinetis_udc[busid].out_ep[ep_idx].actual_xfer_len += bc;
+
+            if ((bc < g_kinetis_udc[busid].out_ep[ep_idx].ep_mps) || (g_kinetis_udc[busid].out_ep[ep_idx].xfer_len == 0)) {
+                usbd_event_ep_out_complete_handler(busid, ep_idx, g_kinetis_udc[busid].out_ep[ep_idx].actual_xfer_len);
+            } else {
+                kinetis_start_transfer(busid, ep_idx, g_kinetis_udc[busid].out_ep[ep_idx].xfer_buf,
+                                           MIN(g_kinetis_udc[busid].out_ep[ep_idx].xfer_len, g_kinetis_udc[busid].out_ep[ep_idx].ep_mps));
+            }
+        }
+
+        if ((bc == 0) && (ep_idx == 0)) {
+            if ((g_kinetis_udc[busid].dev_addr > 0) && dir) {
+                USB_OTG_DEV->ADDR = g_kinetis_udc[busid].dev_addr;
+                g_kinetis_udc[busid].dev_addr = 0;
+            }
+
+            kinetis_read_setup(busid);
+        }
+    }
+}

components/drivers/usb/cherryusb/port/kinetis/usb_glue_mcx.c

@@ -0,0 +1,75 @@
+/*
+ * Copyright (c) 2024, sakumisu
+ *
+ * SPDX-License-Identifier: Apache-2.0
+ */
+#include "usbd_core.h"
+#include "fsl_common.h"
+#include "usb_kinetis_reg.h"
+
+#define USB_OTG_DEV ((KINETIS_MCX_TypeDef *)g_usbdev_bus[busid].reg_base)
+
+#if defined(MCXC444_H_)
+#define USBD_IRQ USB0_IRQHandler
+void USB_ClockInit(void)
+{
+    SystemCoreClockUpdate();
+    CLOCK_EnableUsbfs0Clock(kCLOCK_UsbSrcIrc48M, 48000000U);
+}
+#elif defined(MCXA153_H_)
+#define USBD_IRQ USB0_IRQHandler
+void USB_ClockInit(void)
+{
+    RESET_PeripheralReset(kUSB0_RST_SHIFT_RSTn);
+    CLOCK_EnableUsbfsClock();
+}
+#elif defined(MCXN947_CM33_CORE0_H_)
+#define USBD_IRQ USB0_FS_IRQHandler
+void USB_ClockInit(void)
+{
+    CLOCK_AttachClk(kCLK_48M_to_USB0);
+    CLOCK_EnableClock(kCLOCK_Usb0Ram);
+    CLOCK_EnableClock(kCLOCK_Usb0Fs);
+    CLOCK_EnableUsbfsClock();
+}
+#else
+#error "Unsupported MCU with Kinetis IP"
+#endif
+
+void USBD_IRQ(void)
+{
+    extern void USBD_IRQHandler(uint8_t busid);
+    USBD_IRQHandler(0);
+}
+
+void usb_dc_low_level_init(uint8_t busid)
+{
+    USB_ClockInit();
+
+    uint8_t irqNumber;
+
+    uint8_t usbDeviceKhciIrq[] = USB_IRQS;
+    irqNumber                  = usbDeviceKhciIrq[0];
+
+    /* Install isr, set priority, and enable IRQ. */
+    NVIC_SetPriority((IRQn_Type)irqNumber, 3);
+    EnableIRQ((IRQn_Type)irqNumber);
+
+    USB_OTG_DEV->USBTRC0 |= USB_USBTRC0_USBRESET_MASK;
+    while (USB_OTG_DEV->USBTRC0 & USB_USBTRC0_USBRESET_MASK)
+        ;
+
+    USB_OTG_DEV->USBTRC0 |= USB_USBTRC0_VREGIN_STS(1); /* software must set this bit to 1 */
+    USB_OTG_DEV->USBCTRL = 0;
+    USB_OTG_DEV->CONTROL |= USB_CONTROL_DPPULLUPNONOTG_MASK;
+}
+
+void usb_dc_low_level_deinit(uint8_t busid)
+{
+    USB_OTG_DEV->CONTROL &= ~USB_CONTROL_DPPULLUPNONOTG_MASK;
+    DisableIRQ((IRQn_Type)USB0_FS_IRQn);
+}
+
+void usbd_kinetis_delay_ms(uint8_t ms)
+{
+}

components/drivers/usb/cherryusb/port/kinetis/usb_hc_kinetis.c

@@ -0,0 +1 @@
+TODO

components/drivers/usb/cherryusb/port/kinetis/usb_kinetis_reg.h

@@ -0,0 +1,1487 @@
+/*
+ * Copyright (c) 2024, sakumisu
+ *
+ * SPDX-License-Identifier: Apache-2.0
+ */
+#ifndef __USB_KINETIS_REG_H__
+#define __USB_KINETIS_REG_H__
+
+#define __I  volatile const /* Define "read-only" permission */
+#define __IO volatile       /* Define "read-write" permission */
+
+/* ----------------------------------------------------------------------------
+   -- USB Peripheral Access Layer
+   ---------------------------------------------------------------------------- */
+
+/*!
+ * @addtogroup USB_Peripheral_Access_Layer USB Peripheral Access Layer
+ * @{
+ */
+
+/** USB - Register Layout Typedef */
+typedef struct {
+    __I uint8_t PERID; /**< Peripheral ID, offset: 0x0 */
+    uint8_t RESERVED_0[3];
+    __I uint8_t IDCOMP; /**< Peripheral ID Complement, offset: 0x4 */
+    uint8_t RESERVED_1[3];
+    __I uint8_t REV; /**< Peripheral Revision, offset: 0x8 */
+    uint8_t RESERVED_2[3];
+    __I uint8_t ADDINFO; /**< Peripheral Additional Information, offset: 0xC */
+    uint8_t RESERVED_3[3];
+    __IO uint8_t OTGISTAT; /**< OTG Interrupt Status, offset: 0x10 */
+    uint8_t RESERVED_4[3];
+    __IO uint8_t OTGICR; /**< OTG Interrupt Control, offset: 0x14 */
+    uint8_t RESERVED_5[3];
+    __I uint8_t OTGSTAT; /**< OTG Status, offset: 0x18 */
+    uint8_t RESERVED_6[3];
+    __IO uint8_t OTGCTL; /**< OTG Control, offset: 0x1C */
+    uint8_t RESERVED_7[99];
+    __IO uint8_t ISTAT; /**< Interrupt Status, offset: 0x80 */
+    uint8_t RESERVED_8[3];
+    __IO uint8_t INTEN; /**< Interrupt Enable, offset: 0x84 */
+    uint8_t RESERVED_9[3];
+    __IO uint8_t ERRSTAT; /**< Error Interrupt Status, offset: 0x88 */
+    uint8_t RESERVED_10[3];
+    __IO uint8_t ERREN; /**< Error Interrupt Enable, offset: 0x8C */
+    uint8_t RESERVED_11[3];
+    __I uint8_t STAT; /**< Status, offset: 0x90 */
+    uint8_t RESERVED_12[3];
+    __IO uint8_t CTL; /**< Control, offset: 0x94 */
+    uint8_t RESERVED_13[3];
+    __IO uint8_t ADDR; /**< Address, offset: 0x98 */
+    uint8_t RESERVED_14[3];
+    __IO uint8_t BDTPAGE1; /**< BDT Page 1, offset: 0x9C */
+    uint8_t RESERVED_15[3];
+    __I uint8_t FRMNUML; /**< Frame Number Register Low, offset: 0xA0 */
+    uint8_t RESERVED_16[3];
+    __I uint8_t FRMNUMH; /**< Frame Number Register High, offset: 0xA4 */
+    uint8_t RESERVED_17[3];
+    __IO uint8_t TOKEN; /**< Token, offset: 0xA8 */
+    uint8_t RESERVED_18[3];
+    __IO uint8_t SOFTHLD; /**< SOF Threshold, offset: 0xAC */
+    uint8_t RESERVED_19[3];
+    __IO uint8_t BDTPAGE2; /**< BDT Page 2, offset: 0xB0 */
+    uint8_t RESERVED_20[3];
+    __IO uint8_t BDTPAGE3; /**< BDT Page 3, offset: 0xB4 */
+    uint8_t RESERVED_21[11];
+    struct {                /* offset: 0xC0, array step: 0x4 */
+        __IO uint8_t ENDPT; /**< Endpoint Control, array offset: 0xC0, array step: 0x4 */
+        uint8_t RESERVED_0[3];
+    } ENDPOINT[16];
+} KINETIS_TypeDef;
+
+/* ----------------------------------------------------------------------------
+   -- USB Register Masks
+   ---------------------------------------------------------------------------- */
+
+/*!
+ * @addtogroup USB_Register_Masks USB Register Masks
+ * @{
+ */
+
+/*! @name PERID - Peripheral ID */
+/*! @{ */
+
+#define USB_PERID_ID_MASK  (0x3FU)
+#define USB_PERID_ID_SHIFT (0U)
+/*! ID - Peripheral Identification */
+#define USB_PERID_ID(x) (((uint8_t)(((uint8_t)(x)) << USB_PERID_ID_SHIFT)) & USB_PERID_ID_MASK)
+/*! @} */
+
+/*! @name IDCOMP - Peripheral ID Complement */
+/*! @{ */
+
+#define USB_IDCOMP_NID_MASK  (0x3FU)
+#define USB_IDCOMP_NID_SHIFT (0U)
+/*! NID - Negative Peripheral ID */
+#define USB_IDCOMP_NID(x) (((uint8_t)(((uint8_t)(x)) << USB_IDCOMP_NID_SHIFT)) & USB_IDCOMP_NID_MASK)
+/*! @} */
+
+/*! @name REV - Peripheral Revision */
+/*! @{ */
+
+#define USB_REV_REV_MASK  (0xFFU)
+#define USB_REV_REV_SHIFT (0U)
+/*! REV - Revision */
+#define USB_REV_REV(x) (((uint8_t)(((uint8_t)(x)) << USB_REV_REV_SHIFT)) & USB_REV_REV_MASK)
+/*! @} */
+
+/*! @name ADDINFO - Peripheral Additional Information */
+/*! @{ */
+
+#define USB_ADDINFO_IEHOST_MASK  (0x1U)
+#define USB_ADDINFO_IEHOST_SHIFT (0U)
+/*! IEHOST - Host Mode Enable
+ *  0b0..Disabled
+ *  0b1..Enabled
+ */
+#define USB_ADDINFO_IEHOST(x) (((uint8_t)(((uint8_t)(x)) << USB_ADDINFO_IEHOST_SHIFT)) & USB_ADDINFO_IEHOST_MASK)
+/*! @} */
+
+/*! @name OTGISTAT - OTG Interrupt Status */
+/*! @{ */
+
+#define USB_OTGISTAT_LINE_STATE_CHG_MASK  (0x20U)
+#define USB_OTGISTAT_LINE_STATE_CHG_SHIFT (5U)
+/*! LINE_STATE_CHG - Line State Change Interrupt Flag
+ *  0b0..Interrupt did not occur
+ *  0b1..Interrupt occurred
+ *  0b0..No effect
+ *  0b1..Clear the flag
+ */
+#define USB_OTGISTAT_LINE_STATE_CHG(x) (((uint8_t)(((uint8_t)(x)) << USB_OTGISTAT_LINE_STATE_CHG_SHIFT)) & USB_OTGISTAT_LINE_STATE_CHG_MASK)
+
+#define USB_OTGISTAT_ONEMSEC_MASK  (0x40U)
+#define USB_OTGISTAT_ONEMSEC_SHIFT (6U)
+/*! ONEMSEC - One Millisecond Timer Timeout Flag
+ *  0b0..Not timed out
+ *  0b1..Timed out
+ *  0b0..No effect
+ *  0b1..Clear the flag
+ */
+#define USB_OTGISTAT_ONEMSEC(x) (((uint8_t)(((uint8_t)(x)) << USB_OTGISTAT_ONEMSEC_SHIFT)) & USB_OTGISTAT_ONEMSEC_MASK)
+/*! @} */
+
+/*! @name OTGICR - OTG Interrupt Control */
+/*! @{ */
+
+#define USB_OTGICR_LINESTATEEN_MASK  (0x20U)
+#define USB_OTGICR_LINESTATEEN_SHIFT (5U)
+/*! LINESTATEEN - Line State Change Interrupt Enable
+ *  0b0..Disable
+ *  0b1..Enable
+ */
+#define USB_OTGICR_LINESTATEEN(x) (((uint8_t)(((uint8_t)(x)) << USB_OTGICR_LINESTATEEN_SHIFT)) & USB_OTGICR_LINESTATEEN_MASK)
+
+#define USB_OTGICR_ONEMSECEN_MASK  (0x40U)
+#define USB_OTGICR_ONEMSECEN_SHIFT (6U)
+/*! ONEMSECEN - 1-Millisecond Interrupt Enable
+ *  0b0..Disable
+ *  0b1..Enable
+ */
+#define USB_OTGICR_ONEMSECEN(x) (((uint8_t)(((uint8_t)(x)) << USB_OTGICR_ONEMSECEN_SHIFT)) & USB_OTGICR_ONEMSECEN_MASK)
+/*! @} */
+
+/*! @name OTGSTAT - OTG Status */
+/*! @{ */
+
+#define USB_OTGSTAT_LINESTATESTABLE_MASK  (0x20U)
+#define USB_OTGSTAT_LINESTATESTABLE_SHIFT (5U)
+/*! LINESTATESTABLE - Line State Stable
+ *  0b0..Unstable
+ *  0b1..Stable
+ */
+#define USB_OTGSTAT_LINESTATESTABLE(x) (((uint8_t)(((uint8_t)(x)) << USB_OTGSTAT_LINESTATESTABLE_SHIFT)) & USB_OTGSTAT_LINESTATESTABLE_MASK)
+
+#define USB_OTGSTAT_ONEMSEC_MASK  (0x40U)
+#define USB_OTGSTAT_ONEMSEC_SHIFT (6U)
+/*! ONEMSEC - Reserved for 1 ms count */
+#define USB_OTGSTAT_ONEMSEC(x) (((uint8_t)(((uint8_t)(x)) << USB_OTGSTAT_ONEMSEC_SHIFT)) & USB_OTGSTAT_ONEMSEC_MASK)
+/*! @} */
+
+/*! @name OTGCTL - OTG Control */
+/*! @{ */
+
+#define USB_OTGCTL_OTGEN_MASK  (0x4U)
+#define USB_OTGCTL_OTGEN_SHIFT (2U)
+/*! OTGEN - On-The-Go Pullup and Pulldown Resistor Enable
+ *  0b0..If USBENSOFEN is 1 and HOSTMODEEN is 0 in the Control Register (CTL), then the D+ Data line pullup
+ *       resistors are enabled. If HOSTMODEEN is 1, then the D+ and D- Data line pulldown resistors are engaged.
+ *  0b1..Uses the pullup and pulldown controls in this register.
+ */
+#define USB_OTGCTL_OTGEN(x) (((uint8_t)(((uint8_t)(x)) << USB_OTGCTL_OTGEN_SHIFT)) & USB_OTGCTL_OTGEN_MASK)
+
+#define USB_OTGCTL_DMLOW_MASK  (0x10U)
+#define USB_OTGCTL_DMLOW_SHIFT (4U)
+/*! DMLOW - D- Data Line Pulldown Resistor Enable
+ *  0b0..Disable
+ *  0b1..Enable
+ */
+#define USB_OTGCTL_DMLOW(x) (((uint8_t)(((uint8_t)(x)) << USB_OTGCTL_DMLOW_SHIFT)) & USB_OTGCTL_DMLOW_MASK)
+
+#define USB_OTGCTL_DPLOW_MASK  (0x20U)
+#define USB_OTGCTL_DPLOW_SHIFT (5U)
+/*! DPLOW - D+ Data Line pulldown Resistor Enable
+ *  0b0..Disable
+ *  0b1..Enable
+ */
+#define USB_OTGCTL_DPLOW(x) (((uint8_t)(((uint8_t)(x)) << USB_OTGCTL_DPLOW_SHIFT)) & USB_OTGCTL_DPLOW_MASK)
+
+#define USB_OTGCTL_DPHIGH_MASK  (0x80U)
+#define USB_OTGCTL_DPHIGH_SHIFT (7U)
+/*! DPHIGH - D+ Data Line Pullup Resistor Enable
+ *  0b0..Disable
+ *  0b1..Enable
+ */
+#define USB_OTGCTL_DPHIGH(x) (((uint8_t)(((uint8_t)(x)) << USB_OTGCTL_DPHIGH_SHIFT)) & USB_OTGCTL_DPHIGH_MASK)
+/*! @} */
+
+/*! @name ISTAT - Interrupt Status */
+/*! @{ */
+
+#define USB_ISTAT_USBRST_MASK  (0x1U)
+#define USB_ISTAT_USBRST_SHIFT (0U)
+/*! USBRST - USB Reset Flag
+ *  0b0..Not detected
+ *  0b1..Detected
+ *  0b0..No effect
+ *  0b1..Clear the flag
+ */
+#define USB_ISTAT_USBRST(x) (((uint8_t)(((uint8_t)(x)) << USB_ISTAT_USBRST_SHIFT)) & USB_ISTAT_USBRST_MASK)
+
+#define USB_ISTAT_ERROR_MASK  (0x2U)
+#define USB_ISTAT_ERROR_SHIFT (1U)
+/*! ERROR - Error Flag
+ *  0b0..Error did not occur
+ *  0b1..Error occurred
+ *  0b0..No effect
+ *  0b1..Clear the flag
+ */
+#define USB_ISTAT_ERROR(x) (((uint8_t)(((uint8_t)(x)) << USB_ISTAT_ERROR_SHIFT)) & USB_ISTAT_ERROR_MASK)
+
+#define USB_ISTAT_SOFTOK_MASK  (0x4U)
+#define USB_ISTAT_SOFTOK_SHIFT (2U)
+/*! SOFTOK - Start Of Frame (SOF) Token Flag
+ *  0b0..Did not receive
+ *  0b1..Received
+ *  0b0..No effect
+ *  0b1..Clear the flag
+ */
+#define USB_ISTAT_SOFTOK(x) (((uint8_t)(((uint8_t)(x)) << USB_ISTAT_SOFTOK_SHIFT)) & USB_ISTAT_SOFTOK_MASK)
+
+#define USB_ISTAT_TOKDNE_MASK  (0x8U)
+#define USB_ISTAT_TOKDNE_SHIFT (3U)
+/*! TOKDNE - Current Token Processing Flag
+ *  0b0..Not processed
+ *  0b1..Processed
+ *  0b0..No effect
+ *  0b1..Clear the flag
+ */
+#define USB_ISTAT_TOKDNE(x) (((uint8_t)(((uint8_t)(x)) << USB_ISTAT_TOKDNE_SHIFT)) & USB_ISTAT_TOKDNE_MASK)
+
+#define USB_ISTAT_SLEEP_MASK  (0x10U)
+#define USB_ISTAT_SLEEP_SHIFT (4U)
+/*! SLEEP - Sleep Flag
+ *  0b0..Interrupt did not occur
+ *  0b1..Interrupt occurred
+ *  0b0..No effect
+ *  0b1..Clear the flag
+ */
+#define USB_ISTAT_SLEEP(x) (((uint8_t)(((uint8_t)(x)) << USB_ISTAT_SLEEP_SHIFT)) & USB_ISTAT_SLEEP_MASK)
+
+#define USB_ISTAT_RESUME_MASK  (0x20U)
+#define USB_ISTAT_RESUME_SHIFT (5U)
+/*! RESUME - Resume Flag
+ *  0b0..Interrupt did not occur
+ *  0b1..Interrupt occurred
+ *  0b0..No effect
+ *  0b1..Clear the flag
+ */
+#define USB_ISTAT_RESUME(x) (((uint8_t)(((uint8_t)(x)) << USB_ISTAT_RESUME_SHIFT)) & USB_ISTAT_RESUME_MASK)
+
+#define USB_ISTAT_ATTACH_MASK  (0x40U)
+#define USB_ISTAT_ATTACH_SHIFT (6U)
+/*! ATTACH - Attach Interrupt Flag
+ *  0b0..Not detected
+ *  0b1..Detected
+ *  0b0..No effect
+ *  0b1..Clear the flag
+ */
+#define USB_ISTAT_ATTACH(x) (((uint8_t)(((uint8_t)(x)) << USB_ISTAT_ATTACH_SHIFT)) & USB_ISTAT_ATTACH_MASK)
+
+#define USB_ISTAT_STALL_MASK  (0x80U)
+#define USB_ISTAT_STALL_SHIFT (7U)
+/*! STALL - Stall Interrupt Flag
+ *  0b0..Interrupt did not occur
+ *  0b1..Interrupt occurred
+ *  0b0..No effect
+ *  0b1..Clear the flag
+ */
+#define USB_ISTAT_STALL(x) (((uint8_t)(((uint8_t)(x)) << USB_ISTAT_STALL_SHIFT)) & USB_ISTAT_STALL_MASK)
+/*! @} */
+
+/*! @name INTEN - Interrupt Enable */
+/*! @{ */
+
+#define USB_INTEN_USBRSTEN_MASK  (0x1U)
+#define USB_INTEN_USBRSTEN_SHIFT (0U)
+/*! USBRSTEN - USBRST Interrupt Enable
+ *  0b0..Disable
+ *  0b1..Enable
+ */
+#define USB_INTEN_USBRSTEN(x) (((uint8_t)(((uint8_t)(x)) << USB_INTEN_USBRSTEN_SHIFT)) & USB_INTEN_USBRSTEN_MASK)
+
+#define USB_INTEN_ERROREN_MASK  (0x2U)
+#define USB_INTEN_ERROREN_SHIFT (1U)
+/*! ERROREN - ERROR Interrupt Enable
+ *  0b0..Disable
+ *  0b1..Enable
+ */
+#define USB_INTEN_ERROREN(x) (((uint8_t)(((uint8_t)(x)) << USB_INTEN_ERROREN_SHIFT)) & USB_INTEN_ERROREN_MASK)
+
+#define USB_INTEN_SOFTOKEN_MASK  (0x4U)
+#define USB_INTEN_SOFTOKEN_SHIFT (2U)
+/*! SOFTOKEN - SOFTOK Interrupt Enable
+ *  0b0..Disable
+ *  0b1..Enable
+ */
+#define USB_INTEN_SOFTOKEN(x) (((uint8_t)(((uint8_t)(x)) << USB_INTEN_SOFTOKEN_SHIFT)) & USB_INTEN_SOFTOKEN_MASK)
+
+#define USB_INTEN_TOKDNEEN_MASK  (0x8U)
+#define USB_INTEN_TOKDNEEN_SHIFT (3U)
+/*! TOKDNEEN - TOKDNE Interrupt Enable
+ *  0b0..Disable
+ *  0b1..Enable
+ */
+#define USB_INTEN_TOKDNEEN(x) (((uint8_t)(((uint8_t)(x)) << USB_INTEN_TOKDNEEN_SHIFT)) & USB_INTEN_TOKDNEEN_MASK)
+
+#define USB_INTEN_SLEEPEN_MASK  (0x10U)
+#define USB_INTEN_SLEEPEN_SHIFT (4U)
+/*! SLEEPEN - SLEEP Interrupt Enable
+ *  0b0..Disable
+ *  0b1..Enable
+ */
+#define USB_INTEN_SLEEPEN(x) (((uint8_t)(((uint8_t)(x)) << USB_INTEN_SLEEPEN_SHIFT)) & USB_INTEN_SLEEPEN_MASK)
+
+#define USB_INTEN_RESUMEEN_MASK  (0x20U)
+#define USB_INTEN_RESUMEEN_SHIFT (5U)
+/*! RESUMEEN - RESUME Interrupt Enable
+ *  0b0..Disable
+ *  0b1..Enable
+ */
+#define USB_INTEN_RESUMEEN(x) (((uint8_t)(((uint8_t)(x)) << USB_INTEN_RESUMEEN_SHIFT)) & USB_INTEN_RESUMEEN_MASK)
+
+#define USB_INTEN_ATTACHEN_MASK  (0x40U)
+#define USB_INTEN_ATTACHEN_SHIFT (6U)
+/*! ATTACHEN - ATTACH Interrupt Enable
+ *  0b0..Disable
+ *  0b1..Enable
+ */
+#define USB_INTEN_ATTACHEN(x) (((uint8_t)(((uint8_t)(x)) << USB_INTEN_ATTACHEN_SHIFT)) & USB_INTEN_ATTACHEN_MASK)
+
+#define USB_INTEN_STALLEN_MASK  (0x80U)
+#define USB_INTEN_STALLEN_SHIFT (7U)
+/*! STALLEN - STALL Interrupt Enable
+ *  0b0..Disable
+ *  0b1..Enable
+ */
+#define USB_INTEN_STALLEN(x) (((uint8_t)(((uint8_t)(x)) << USB_INTEN_STALLEN_SHIFT)) & USB_INTEN_STALLEN_MASK)
+/*! @} */
+
+/*! @name ERRSTAT - Error Interrupt Status */
+/*! @{ */
+
+#define USB_ERRSTAT_PIDERR_MASK  (0x1U)
+#define USB_ERRSTAT_PIDERR_SHIFT (0U)
+/*! PIDERR - PID Error Flag
+ *  0b0..Did not fail
+ *  0b1..Failed
+ *  0b0..No effect
+ *  0b1..Clear the flag
+ */
+#define USB_ERRSTAT_PIDERR(x) (((uint8_t)(((uint8_t)(x)) << USB_ERRSTAT_PIDERR_SHIFT)) & USB_ERRSTAT_PIDERR_MASK)
+
+#define USB_ERRSTAT_CRC5EOF_MASK  (0x2U)
+#define USB_ERRSTAT_CRC5EOF_SHIFT (1U)
+/*! CRC5EOF - CRC5 Error or End of Frame Error Flag
+ *  0b0..Interrupt did not occur
+ *  0b1..Interrupt occurred
+ *  0b0..No effect
+ *  0b1..Clear the flag
+ */
+#define USB_ERRSTAT_CRC5EOF(x) (((uint8_t)(((uint8_t)(x)) << USB_ERRSTAT_CRC5EOF_SHIFT)) & USB_ERRSTAT_CRC5EOF_MASK)
+
+#define USB_ERRSTAT_CRC16_MASK  (0x4U)
+#define USB_ERRSTAT_CRC16_SHIFT (2U)
+/*! CRC16 - CRC16 Error Flag
+ *  0b0..Not rejected
+ *  0b1..Rejected
+ *  0b0..No effect
+ *  0b1..Clear the flag
+ */
+#define USB_ERRSTAT_CRC16(x) (((uint8_t)(((uint8_t)(x)) << USB_ERRSTAT_CRC16_SHIFT)) & USB_ERRSTAT_CRC16_MASK)
+
+#define USB_ERRSTAT_DFN8_MASK  (0x8U)
+#define USB_ERRSTAT_DFN8_SHIFT (3U)
+/*! DFN8 - Data Field Not 8 Bits Flag
+ *  0b0..Integer number of bytes
+ *  0b1..Not an integer number of bytes
+ *  0b0..No effect
+ *  0b1..Clear the flag
+ */
+#define USB_ERRSTAT_DFN8(x) (((uint8_t)(((uint8_t)(x)) << USB_ERRSTAT_DFN8_SHIFT)) & USB_ERRSTAT_DFN8_MASK)
+
+#define USB_ERRSTAT_BTOERR_MASK  (0x10U)
+#define USB_ERRSTAT_BTOERR_SHIFT (4U)
+/*! BTOERR - Bus Turnaround Timeout Error Flag
+ *  0b0..Not timed out
+ *  0b1..Timed out
+ *  0b0..No effect
+ *  0b1..Clear the flag
+ */
+#define USB_ERRSTAT_BTOERR(x) (((uint8_t)(((uint8_t)(x)) << USB_ERRSTAT_BTOERR_SHIFT)) & USB_ERRSTAT_BTOERR_MASK)
+
+#define USB_ERRSTAT_DMAERR_MASK  (0x20U)
+#define USB_ERRSTAT_DMAERR_SHIFT (5U)
+/*! DMAERR - DMA Access Error Flag
+ *  0b0..Interrupt did not occur
+ *  0b1..Interrupt occurred
+ *  0b0..No effect
+ *  0b1..Clear the flag
+ */
+#define USB_ERRSTAT_DMAERR(x) (((uint8_t)(((uint8_t)(x)) << USB_ERRSTAT_DMAERR_SHIFT)) & USB_ERRSTAT_DMAERR_MASK)
+
+#define USB_ERRSTAT_OWNERR_MASK  (0x40U)
+#define USB_ERRSTAT_OWNERR_SHIFT (6U)
+/*! OWNERR - BD Unavailable Error Flag
+ *  0b0..Interrupt did not occur
+ *  0b1..Interrupt occurred
+ *  0b0..No effect
+ *  0b1..Clear the flag
+ */
+#define USB_ERRSTAT_OWNERR(x) (((uint8_t)(((uint8_t)(x)) << USB_ERRSTAT_OWNERR_SHIFT)) & USB_ERRSTAT_OWNERR_MASK)
+
+#define USB_ERRSTAT_BTSERR_MASK  (0x80U)
+#define USB_ERRSTAT_BTSERR_SHIFT (7U)
+/*! BTSERR - Bit Stuff Error Flag
+ *  0b0..Packet not rejected due to the error
+ *  0b1..Packet rejected due to the error
+ *  0b0..No effect
+ *  0b1..Clear the flag
+ */
+#define USB_ERRSTAT_BTSERR(x) (((uint8_t)(((uint8_t)(x)) << USB_ERRSTAT_BTSERR_SHIFT)) & USB_ERRSTAT_BTSERR_MASK)
+/*! @} */
+
+/*! @name ERREN - Error Interrupt Enable */
+/*! @{ */
+
+#define USB_ERREN_PIDERREN_MASK  (0x1U)
+#define USB_ERREN_PIDERREN_SHIFT (0U)
+/*! PIDERREN - PIDERR Interrupt Enable
+ *  0b0..Disable
+ *  0b1..Enable
+ */
+#define USB_ERREN_PIDERREN(x) (((uint8_t)(((uint8_t)(x)) << USB_ERREN_PIDERREN_SHIFT)) & USB_ERREN_PIDERREN_MASK)
+
+#define USB_ERREN_CRC5EOFEN_MASK  (0x2U)
+#define USB_ERREN_CRC5EOFEN_SHIFT (1U)
+/*! CRC5EOFEN - CRC5/EOF Interrupt Enable
+ *  0b0..Disable
+ *  0b1..Enable
+ */
+#define USB_ERREN_CRC5EOFEN(x) (((uint8_t)(((uint8_t)(x)) << USB_ERREN_CRC5EOFEN_SHIFT)) & USB_ERREN_CRC5EOFEN_MASK)
+
+#define USB_ERREN_CRC16EN_MASK  (0x4U)
+#define USB_ERREN_CRC16EN_SHIFT (2U)
+/*! CRC16EN - CRC16 Interrupt Enable
+ *  0b0..Disable
+ *  0b1..Enable
+ */
+#define USB_ERREN_CRC16EN(x) (((uint8_t)(((uint8_t)(x)) << USB_ERREN_CRC16EN_SHIFT)) & USB_ERREN_CRC16EN_MASK)
+
+#define USB_ERREN_DFN8EN_MASK  (0x8U)
+#define USB_ERREN_DFN8EN_SHIFT (3U)
+/*! DFN8EN - DFN8 (Data Field Not Integer Number of Bytes) Interrupt Enable
+ *  0b0..Disable
+ *  0b1..Enable
+ */
+#define USB_ERREN_DFN8EN(x) (((uint8_t)(((uint8_t)(x)) << USB_ERREN_DFN8EN_SHIFT)) & USB_ERREN_DFN8EN_MASK)
+
+#define USB_ERREN_BTOERREN_MASK  (0x10U)
+#define USB_ERREN_BTOERREN_SHIFT (4U)
+/*! BTOERREN - BTOERR (Bus Timeout Error) Interrupt Enable
+ *  0b0..Disable
+ *  0b1..Enable
+ */
+#define USB_ERREN_BTOERREN(x) (((uint8_t)(((uint8_t)(x)) << USB_ERREN_BTOERREN_SHIFT)) & USB_ERREN_BTOERREN_MASK)
+
+#define USB_ERREN_DMAERREN_MASK  (0x20U)
+#define USB_ERREN_DMAERREN_SHIFT (5U)
+/*! DMAERREN - DMAERR Interrupt Enable
+ *  0b0..Disable
+ *  0b1..Enable
+ */
+#define USB_ERREN_DMAERREN(x) (((uint8_t)(((uint8_t)(x)) << USB_ERREN_DMAERREN_SHIFT)) & USB_ERREN_DMAERREN_MASK)
+
+#define USB_ERREN_OWNERREN_MASK  (0x40U)
+#define USB_ERREN_OWNERREN_SHIFT (6U)
+/*! OWNERREN - OWNERR Interrupt Enable
+ *  0b0..Disable
+ *  0b1..Enable
+ */
+#define USB_ERREN_OWNERREN(x) (((uint8_t)(((uint8_t)(x)) << USB_ERREN_OWNERREN_SHIFT)) & USB_ERREN_OWNERREN_MASK)
+
+#define USB_ERREN_BTSERREN_MASK  (0x80U)
+#define USB_ERREN_BTSERREN_SHIFT (7U)
+/*! BTSERREN - BTSERR (Bit Stuff Error) Interrupt Enable
+ *  0b0..Disable
+ *  0b1..Enable
+ */
+#define USB_ERREN_BTSERREN(x) (((uint8_t)(((uint8_t)(x)) << USB_ERREN_BTSERREN_SHIFT)) & USB_ERREN_BTSERREN_MASK)
+/*! @} */
+
+/*! @name STAT - Status */
+/*! @{ */
+
+#define USB_STAT_ODD_MASK  (0x4U)
+#define USB_STAT_ODD_SHIFT (2U)
+/*! ODD - Odd Bank
+ *  0b0..Not in the odd bank
+ *  0b1..In the odd bank
+ */
+#define USB_STAT_ODD(x) (((uint8_t)(((uint8_t)(x)) << USB_STAT_ODD_SHIFT)) & USB_STAT_ODD_MASK)
+
+#define USB_STAT_TX_MASK  (0x8U)
+#define USB_STAT_TX_SHIFT (3U)
+/*! TX - Transmit Indicator
+ *  0b0..Receive
+ *  0b1..Transmit
+ */
+#define USB_STAT_TX(x) (((uint8_t)(((uint8_t)(x)) << USB_STAT_TX_SHIFT)) & USB_STAT_TX_MASK)
+
+#define USB_STAT_ENDP_MASK  (0xF0U)
+#define USB_STAT_ENDP_SHIFT (4U)
+/*! ENDP - Endpoint address */
+#define USB_STAT_ENDP(x) (((uint8_t)(((uint8_t)(x)) << USB_STAT_ENDP_SHIFT)) & USB_STAT_ENDP_MASK)
+/*! @} */
+
+/*! @name CTL - Control */
+/*! @{ */
+
+#define USB_CTL_USBENSOFEN_MASK  (0x1U)
+#define USB_CTL_USBENSOFEN_SHIFT (0U)
+/*! USBENSOFEN - USB Enable
+ *  0b0..Disable
+ *  0b1..Enable
+ */
+#define USB_CTL_USBENSOFEN(x) (((uint8_t)(((uint8_t)(x)) << USB_CTL_USBENSOFEN_SHIFT)) & USB_CTL_USBENSOFEN_MASK)
+
+#define USB_CTL_ODDRST_MASK  (0x2U)
+#define USB_CTL_ODDRST_SHIFT (1U)
+/*! ODDRST - Odd Reset */
+#define USB_CTL_ODDRST(x) (((uint8_t)(((uint8_t)(x)) << USB_CTL_ODDRST_SHIFT)) & USB_CTL_ODDRST_MASK)
+
+#define USB_CTL_RESUME_MASK  (0x4U)
+#define USB_CTL_RESUME_SHIFT (2U)
+/*! RESUME - Resume */
+#define USB_CTL_RESUME(x) (((uint8_t)(((uint8_t)(x)) << USB_CTL_RESUME_SHIFT)) & USB_CTL_RESUME_MASK)
+
+#define USB_CTL_HOSTMODEEN_MASK  (0x8U)
+#define USB_CTL_HOSTMODEEN_SHIFT (3U)
+/*! HOSTMODEEN - Host Mode Enable
+ *  0b0..USBFS operates in Device mode.
+ *  0b1..USBFS operates in Host mode. In Host mode, USBFS performs USB transactions under the programmed control of the host processor.
+ */
+#define USB_CTL_HOSTMODEEN(x) (((uint8_t)(((uint8_t)(x)) << USB_CTL_HOSTMODEEN_SHIFT)) & USB_CTL_HOSTMODEEN_MASK)
+
+#define USB_CTL_RESET_MASK  (0x10U)
+#define USB_CTL_RESET_SHIFT (4U)
+/*! RESET - Reset Signaling Enable
+ *  0b0..Disable
+ *  0b1..Enable
+ */
+#define USB_CTL_RESET(x) (((uint8_t)(((uint8_t)(x)) << USB_CTL_RESET_SHIFT)) & USB_CTL_RESET_MASK)
+
+#define USB_CTL_TXSUSPENDTOKENBUSY_MASK  (0x20U)
+#define USB_CTL_TXSUSPENDTOKENBUSY_SHIFT (5U)
+/*! TXSUSPENDTOKENBUSY - TXD Suspend And Token Busy */
+#define USB_CTL_TXSUSPENDTOKENBUSY(x) (((uint8_t)(((uint8_t)(x)) << USB_CTL_TXSUSPENDTOKENBUSY_SHIFT)) & USB_CTL_TXSUSPENDTOKENBUSY_MASK)
+
+#define USB_CTL_SE0_MASK  (0x40U)
+#define USB_CTL_SE0_SHIFT (6U)
+/*! SE0 - Live USB Single-Ended Zero signal */
+#define USB_CTL_SE0(x) (((uint8_t)(((uint8_t)(x)) << USB_CTL_SE0_SHIFT)) & USB_CTL_SE0_MASK)
+
+#define USB_CTL_JSTATE_MASK  (0x80U)
+#define USB_CTL_JSTATE_SHIFT (7U)
+/*! JSTATE - Live USB Differential Receiver JSTATE Signal */
+#define USB_CTL_JSTATE(x) (((uint8_t)(((uint8_t)(x)) << USB_CTL_JSTATE_SHIFT)) & USB_CTL_JSTATE_MASK)
+/*! @} */
+
+/*! @name ADDR - Address */
+/*! @{ */
+
+#define USB_ADDR_ADDR_MASK  (0x7FU)
+#define USB_ADDR_ADDR_SHIFT (0U)
+/*! ADDR - USB Address */
+#define USB_ADDR_ADDR(x) (((uint8_t)(((uint8_t)(x)) << USB_ADDR_ADDR_SHIFT)) & USB_ADDR_ADDR_MASK)
+
+#define USB_ADDR_LSEN_MASK  (0x80U)
+#define USB_ADDR_LSEN_SHIFT (7U)
+/*! LSEN - Low Speed Enable */
+#define USB_ADDR_LSEN(x) (((uint8_t)(((uint8_t)(x)) << USB_ADDR_LSEN_SHIFT)) & USB_ADDR_LSEN_MASK)
+/*! @} */
+
+/*! @name BDTPAGE1 - BDT Page 1 */
+/*! @{ */
+
+#define USB_BDTPAGE1_BDTBA_MASK  (0xFEU)
+#define USB_BDTPAGE1_BDTBA_SHIFT (1U)
+/*! BDTBA - BDT Base Address */
+#define USB_BDTPAGE1_BDTBA(x) (((uint8_t)(((uint8_t)(x)) << USB_BDTPAGE1_BDTBA_SHIFT)) & USB_BDTPAGE1_BDTBA_MASK)
+/*! @} */
+
+/*! @name FRMNUML - Frame Number Register Low */
+/*! @{ */
+
+#define USB_FRMNUML_FRM_MASK  (0xFFU)
+#define USB_FRMNUML_FRM_SHIFT (0U)
+/*! FRM - Frame Number, Bits 0-7 */
+#define USB_FRMNUML_FRM(x) (((uint8_t)(((uint8_t)(x)) << USB_FRMNUML_FRM_SHIFT)) & USB_FRMNUML_FRM_MASK)
+/*! @} */
+
+/*! @name FRMNUMH - Frame Number Register High */
+/*! @{ */
+
+#define USB_FRMNUMH_FRM_MASK  (0x7U)
+#define USB_FRMNUMH_FRM_SHIFT (0U)
+/*! FRM - Frame Number, Bits 8-10 */
+#define USB_FRMNUMH_FRM(x) (((uint8_t)(((uint8_t)(x)) << USB_FRMNUMH_FRM_SHIFT)) & USB_FRMNUMH_FRM_MASK)
+/*! @} */
+
+/*! @name TOKEN - Token */
+/*! @{ */
+
+#define USB_TOKEN_TOKENENDPT_MASK  (0xFU)
+#define USB_TOKEN_TOKENENDPT_SHIFT (0U)
+/*! TOKENENDPT - Token Endpoint Address */
+#define USB_TOKEN_TOKENENDPT(x) (((uint8_t)(((uint8_t)(x)) << USB_TOKEN_TOKENENDPT_SHIFT)) & USB_TOKEN_TOKENENDPT_MASK)
+
+#define USB_TOKEN_TOKENPID_MASK  (0xF0U)
+#define USB_TOKEN_TOKENPID_SHIFT (4U)
+/*! TOKENPID - Token Type
+ *  0b0001..OUT token. USBFS performs an OUT (TX) transaction.
+ *  0b1001..IN token. USBFS performs an IN (RX) transaction.
+ *  0b1101..SETUP token. USBFS performs a SETUP (TX) transaction
+ */
+#define USB_TOKEN_TOKENPID(x) (((uint8_t)(((uint8_t)(x)) << USB_TOKEN_TOKENPID_SHIFT)) & USB_TOKEN_TOKENPID_MASK)
+/*! @} */
+
+/*! @name SOFTHLD - SOF Threshold */
+/*! @{ */
+
+#define USB_SOFTHLD_CNT_MASK  (0xFFU)
+#define USB_SOFTHLD_CNT_SHIFT (0U)
+/*! CNT - SOF Count Threshold */
+#define USB_SOFTHLD_CNT(x) (((uint8_t)(((uint8_t)(x)) << USB_SOFTHLD_CNT_SHIFT)) & USB_SOFTHLD_CNT_MASK)
+/*! @} */
+
+/*! @name BDTPAGE2 - BDT Page 2 */
+/*! @{ */
+
+#define USB_BDTPAGE2_BDTBA_MASK  (0xFFU)
+#define USB_BDTPAGE2_BDTBA_SHIFT (0U)
+/*! BDTBA - BDT Base Address */
+#define USB_BDTPAGE2_BDTBA(x) (((uint8_t)(((uint8_t)(x)) << USB_BDTPAGE2_BDTBA_SHIFT)) & USB_BDTPAGE2_BDTBA_MASK)
+/*! @} */
+
+/*! @name BDTPAGE3 - BDT Page 3 */
+/*! @{ */
+
+#define USB_BDTPAGE3_BDTBA_MASK  (0xFFU)
+#define USB_BDTPAGE3_BDTBA_SHIFT (0U)
+/*! BDTBA - BDT Base Address */
+#define USB_BDTPAGE3_BDTBA(x) (((uint8_t)(((uint8_t)(x)) << USB_BDTPAGE3_BDTBA_SHIFT)) & USB_BDTPAGE3_BDTBA_MASK)
+/*! @} */
+
+/*! @name ENDPT - Endpoint Control */
+/*! @{ */
+
+#define USB_ENDPT_EPHSHK_MASK  (0x1U)
+#define USB_ENDPT_EPHSHK_SHIFT (0U)
+/*! EPHSHK - Endpoint Handshaking Enable */
+#define USB_ENDPT_EPHSHK(x) (((uint8_t)(((uint8_t)(x)) << USB_ENDPT_EPHSHK_SHIFT)) & USB_ENDPT_EPHSHK_MASK)
+
+#define USB_ENDPT_EPSTALL_MASK  (0x2U)
+#define USB_ENDPT_EPSTALL_SHIFT (1U)
+/*! EPSTALL - Endpoint Stalled */
+#define USB_ENDPT_EPSTALL(x) (((uint8_t)(((uint8_t)(x)) << USB_ENDPT_EPSTALL_SHIFT)) & USB_ENDPT_EPSTALL_MASK)
+
+#define USB_ENDPT_EPTXEN_MASK  (0x4U)
+#define USB_ENDPT_EPTXEN_SHIFT (2U)
+/*! EPTXEN - Endpoint for TX transfers enable */
+#define USB_ENDPT_EPTXEN(x) (((uint8_t)(((uint8_t)(x)) << USB_ENDPT_EPTXEN_SHIFT)) & USB_ENDPT_EPTXEN_MASK)
+
+#define USB_ENDPT_EPRXEN_MASK  (0x8U)
+#define USB_ENDPT_EPRXEN_SHIFT (3U)
+/*! EPRXEN - Endpoint for RX transfers enable */
+#define USB_ENDPT_EPRXEN(x) (((uint8_t)(((uint8_t)(x)) << USB_ENDPT_EPRXEN_SHIFT)) & USB_ENDPT_EPRXEN_MASK)
+
+#define USB_ENDPT_EPCTLDIS_MASK  (0x10U)
+#define USB_ENDPT_EPCTLDIS_SHIFT (4U)
+/*! EPCTLDIS - Control Transfer Disable
+ *  0b0..Enable
+ *  0b1..Disable
+ */
+#define USB_ENDPT_EPCTLDIS(x) (((uint8_t)(((uint8_t)(x)) << USB_ENDPT_EPCTLDIS_SHIFT)) & USB_ENDPT_EPCTLDIS_MASK)
+
+#define USB_ENDPT_RETRYDIS_MASK  (0x40U)
+#define USB_ENDPT_RETRYDIS_SHIFT (6U)
+/*! RETRYDIS - Retry Disable
+ *  0b0..Retried NAK'ed transactions in hardware.
+ *  0b1..Do not retry NAK'ed transactions. When a transaction is NAK'ed, the BDT PID field is updated with the NAK
+ *       PID, and the TOKEN_DNE interrupt becomes 1.
+ */
+#define USB_ENDPT_RETRYDIS(x) (((uint8_t)(((uint8_t)(x)) << USB_ENDPT_RETRYDIS_SHIFT)) & USB_ENDPT_RETRYDIS_MASK)
+
+#define USB_ENDPT_HOSTWOHUB_MASK  (0x80U)
+#define USB_ENDPT_HOSTWOHUB_SHIFT (7U)
+/*! HOSTWOHUB - Host Without A Hub
+ *  0b0..Connected using a hub (USBFS generates PRE_PID as required)
+ *  0b1..Connected directly to host without a hub, or was used to attach
+ */
+#define USB_ENDPT_HOSTWOHUB(x) (((uint8_t)(((uint8_t)(x)) << USB_ENDPT_HOSTWOHUB_SHIFT)) & USB_ENDPT_HOSTWOHUB_MASK)
+/*! @} */
+
+/* The count of USB_ENDPT */
+#define USB_ENDPT_COUNT (16U)
+
+/*! @name USBCTRL - USB Control */
+/*! @{ */
+
+#define USB_USBCTRL_DPDM_LANE_REVERSE_MASK  (0x4U)
+#define USB_USBCTRL_DPDM_LANE_REVERSE_SHIFT (2U)
+/*! DPDM_LANE_REVERSE - DP and DM Lane Reversal Control
+ *  0b0..Standard USB DP and DM package pin assignment
+ *  0b1..Reverse roles of USB DP and DM package pins
+ */
+#define USB_USBCTRL_DPDM_LANE_REVERSE(x) (((uint8_t)(((uint8_t)(x)) << USB_USBCTRL_DPDM_LANE_REVERSE_SHIFT)) & USB_USBCTRL_DPDM_LANE_REVERSE_MASK)
+
+#define USB_USBCTRL_HOST_LS_EOP_MASK  (0x8U)
+#define USB_USBCTRL_HOST_LS_EOP_SHIFT (3U)
+/*! HOST_LS_EOP - Host-Mode-Only Low-Speed Device EOP Signaling
+ *  0b0..Full-speed device or a low-speed device through a hub
+ *  0b1..Directly-connected low-speed device
+ */
+#define USB_USBCTRL_HOST_LS_EOP(x) (((uint8_t)(((uint8_t)(x)) << USB_USBCTRL_HOST_LS_EOP_SHIFT)) & USB_USBCTRL_HOST_LS_EOP_MASK)
+
+#define USB_USBCTRL_UARTSEL_MASK  (0x10U)
+#define USB_USBCTRL_UARTSEL_SHIFT (4U)
+/*! UARTSEL - UART Select
+ *  0b0..USB DP and DM external package pins are used for USB signaling.
+ *  0b1..USB DP and DM external package pins are used for UART signaling.
+ */
+#define USB_USBCTRL_UARTSEL(x) (((uint8_t)(((uint8_t)(x)) << USB_USBCTRL_UARTSEL_SHIFT)) & USB_USBCTRL_UARTSEL_MASK)
+
+#define USB_USBCTRL_UARTCHLS_MASK  (0x20U)
+#define USB_USBCTRL_UARTCHLS_SHIFT (5U)
+/*! UARTCHLS - UART Signal Channel Select
+ *  0b0..USB DP and DM signals are used as UART TX/RX.
+ *  0b1..USB DP and DM signals are used as UART RX/TX.
+ */
+#define USB_USBCTRL_UARTCHLS(x) (((uint8_t)(((uint8_t)(x)) << USB_USBCTRL_UARTCHLS_SHIFT)) & USB_USBCTRL_UARTCHLS_MASK)
+
+#define USB_USBCTRL_PDE_MASK  (0x40U)
+#define USB_USBCTRL_PDE_SHIFT (6U)
+/*! PDE - Pulldown Enable
+ *  0b0..Disable on D+ and D-
+ *  0b1..Enable on D+ and D-
+ */
+#define USB_USBCTRL_PDE(x) (((uint8_t)(((uint8_t)(x)) << USB_USBCTRL_PDE_SHIFT)) & USB_USBCTRL_PDE_MASK)
+
+#define USB_USBCTRL_SUSP_MASK  (0x80U)
+#define USB_USBCTRL_SUSP_SHIFT (7U)
+/*! SUSP - Suspend
+ *  0b0..Not in Suspend state
+ *  0b1..In Suspend state
+ */
+#define USB_USBCTRL_SUSP(x) (((uint8_t)(((uint8_t)(x)) << USB_USBCTRL_SUSP_SHIFT)) & USB_USBCTRL_SUSP_MASK)
+/*! @} */
+
+/*! @name OBSERVE - USB OTG Observe */
+/*! @{ */
+
+#define USB_OBSERVE_DMPD_MASK  (0x10U)
+#define USB_OBSERVE_DMPD_SHIFT (4U)
+/*! DMPD - D- Pulldown
+ *  0b0..Disabled
+ *  0b1..Enabled
+ */
+#define USB_OBSERVE_DMPD(x) (((uint8_t)(((uint8_t)(x)) << USB_OBSERVE_DMPD_SHIFT)) & USB_OBSERVE_DMPD_MASK)
+
+#define USB_OBSERVE_DPPD_MASK  (0x40U)
+#define USB_OBSERVE_DPPD_SHIFT (6U)
+/*! DPPD - D+ Pulldown
+ *  0b0..Disabled
+ *  0b1..Enabled
+ */
+#define USB_OBSERVE_DPPD(x) (((uint8_t)(((uint8_t)(x)) << USB_OBSERVE_DPPD_SHIFT)) & USB_OBSERVE_DPPD_MASK)
+
+#define USB_OBSERVE_DPPU_MASK  (0x80U)
+#define USB_OBSERVE_DPPU_SHIFT (7U)
+/*! DPPU - D+ Pullup
+ *  0b0..Disabled
+ *  0b1..Enabled
+ */
+#define USB_OBSERVE_DPPU(x) (((uint8_t)(((uint8_t)(x)) << USB_OBSERVE_DPPU_SHIFT)) & USB_OBSERVE_DPPU_MASK)
+/*! @} */
+
+/*! @name CONTROL - USB OTG Control */
+/*! @{ */
+
+#define USB_CONTROL_VBUS_SOURCE_SEL_MASK  (0x1U)
+#define USB_CONTROL_VBUS_SOURCE_SEL_SHIFT (0U)
+/*! VBUS_SOURCE_SEL - VBUS Monitoring Source Select
+ *  0b0..Reserved
+ *  0b1..Resistive divider attached to a GPIO pin
+ */
+#define USB_CONTROL_VBUS_SOURCE_SEL(x) (((uint8_t)(((uint8_t)(x)) << USB_CONTROL_VBUS_SOURCE_SEL_SHIFT)) & USB_CONTROL_VBUS_SOURCE_SEL_MASK)
+
+#define USB_CONTROL_SESS_VLD_MASK  (0x2U)
+#define USB_CONTROL_SESS_VLD_SHIFT (1U)
+/*! SESS_VLD - VBUS Session Valid status
+ *  0b1..Above
+ *  0b0..Below
+ */
+#define USB_CONTROL_SESS_VLD(x) (((uint8_t)(((uint8_t)(x)) << USB_CONTROL_SESS_VLD_SHIFT)) & USB_CONTROL_SESS_VLD_MASK)
+
+#define USB_CONTROL_DPPULLUPNONOTG_MASK  (0x10U)
+#define USB_CONTROL_DPPULLUPNONOTG_SHIFT (4U)
+/*! DPPULLUPNONOTG - DP Pullup in Non-OTG Device Mode
+ *  0b0..Disable
+ *  0b1..Enabled
+ */
+#define USB_CONTROL_DPPULLUPNONOTG(x) (((uint8_t)(((uint8_t)(x)) << USB_CONTROL_DPPULLUPNONOTG_SHIFT)) & USB_CONTROL_DPPULLUPNONOTG_MASK)
+/*! @} */
+
+/*! @name USBTRC0 - USB Transceiver Control 0 */
+/*! @{ */
+
+#define USB_USBTRC0_USB_RESUME_INT_MASK  (0x1U)
+#define USB_USBTRC0_USB_RESUME_INT_SHIFT (0U)
+/*! USB_RESUME_INT - USB Asynchronous Interrupt
+ *  0b0..Not generated
+ *  0b1..Generated because of the USB asynchronous interrupt
+ */
+#define USB_USBTRC0_USB_RESUME_INT(x) (((uint8_t)(((uint8_t)(x)) << USB_USBTRC0_USB_RESUME_INT_SHIFT)) & USB_USBTRC0_USB_RESUME_INT_MASK)
+
+#define USB_USBTRC0_SYNC_DET_MASK  (0x2U)
+#define USB_USBTRC0_SYNC_DET_SHIFT (1U)
+/*! SYNC_DET - Synchronous USB Interrupt Detect
+ *  0b0..Not detected
+ *  0b1..Detected
+ */
+#define USB_USBTRC0_SYNC_DET(x) (((uint8_t)(((uint8_t)(x)) << USB_USBTRC0_SYNC_DET_SHIFT)) & USB_USBTRC0_SYNC_DET_MASK)
+
+#define USB_USBTRC0_USB_CLK_RECOVERY_INT_MASK  (0x4U)
+#define USB_USBTRC0_USB_CLK_RECOVERY_INT_SHIFT (2U)
+/*! USB_CLK_RECOVERY_INT - Combined USB Clock Recovery interrupt status */
+#define USB_USBTRC0_USB_CLK_RECOVERY_INT(x) (((uint8_t)(((uint8_t)(x)) << USB_USBTRC0_USB_CLK_RECOVERY_INT_SHIFT)) & USB_USBTRC0_USB_CLK_RECOVERY_INT_MASK)
+
+#define USB_USBTRC0_VREDG_DET_MASK  (0x8U)
+#define USB_USBTRC0_VREDG_DET_SHIFT (3U)
+/*! VREDG_DET - VREGIN Rising Edge Interrupt Detect
+ *  0b0..Not detected
+ *  0b1..Detected
+ */
+#define USB_USBTRC0_VREDG_DET(x) (((uint8_t)(((uint8_t)(x)) << USB_USBTRC0_VREDG_DET_SHIFT)) & USB_USBTRC0_VREDG_DET_MASK)
+
+#define USB_USBTRC0_VFEDG_DET_MASK  (0x10U)
+#define USB_USBTRC0_VFEDG_DET_SHIFT (4U)
+/*! VFEDG_DET - VREGIN Falling Edge Interrupt Detect
+ *  0b0..Not detected
+ *  0b1..Detected
+ */
+#define USB_USBTRC0_VFEDG_DET(x) (((uint8_t)(((uint8_t)(x)) << USB_USBTRC0_VFEDG_DET_SHIFT)) & USB_USBTRC0_VFEDG_DET_MASK)
+
+#define USB_USBTRC0_USBRESMEN_MASK  (0x20U)
+#define USB_USBTRC0_USBRESMEN_SHIFT (5U)
+/*! USBRESMEN - Asynchronous Resume Interrupt Enable
+ *  0b0..Disable
+ *  0b1..Enable
+ */
+#define USB_USBTRC0_USBRESMEN(x) (((uint8_t)(((uint8_t)(x)) << USB_USBTRC0_USBRESMEN_SHIFT)) & USB_USBTRC0_USBRESMEN_MASK)
+
+#define USB_USBTRC0_VREGIN_STS_MASK  (0x40U)
+#define USB_USBTRC0_VREGIN_STS_SHIFT (6U)
+/*! VREGIN_STS - VREGIN Status */
+#define USB_USBTRC0_VREGIN_STS(x) (((uint8_t)(((uint8_t)(x)) << USB_USBTRC0_VREGIN_STS_SHIFT)) & USB_USBTRC0_VREGIN_STS_MASK)
+
+#define USB_USBTRC0_USBRESET_MASK  (0x80U)
+#define USB_USBTRC0_USBRESET_SHIFT (7U)
+/*! USBRESET - USB Reset
+ *  0b0..Normal USBFS operation
+ *  0b1..Returns USBFS to its reset state
+ */
+#define USB_USBTRC0_USBRESET(x) (((uint8_t)(((uint8_t)(x)) << USB_USBTRC0_USBRESET_SHIFT)) & USB_USBTRC0_USBRESET_MASK)
+/*! @} */
+
+/*! @name USBFRMADJUST - Frame Adjust */
+/*! @{ */
+
+#define USB_USBFRMADJUST_ADJ_MASK  (0xFFU)
+#define USB_USBFRMADJUST_ADJ_SHIFT (0U)
+/*! ADJ - Frame Adjustment */
+#define USB_USBFRMADJUST_ADJ(x) (((uint8_t)(((uint8_t)(x)) << USB_USBFRMADJUST_ADJ_SHIFT)) & USB_USBFRMADJUST_ADJ_MASK)
+/*! @} */
+
+/*! @name KEEP_ALIVE_CTRL - Keep Alive Mode Control */
+/*! @{ */
+
+#define USB_KEEP_ALIVE_CTRL_KEEP_ALIVE_EN_MASK  (0x1U)
+#define USB_KEEP_ALIVE_CTRL_KEEP_ALIVE_EN_SHIFT (0U)
+/*! KEEP_ALIVE_EN - Keep Alive Mode Enable
+ *  0b0..Everything remains same as before.
+ *  0b1..USB shall enter USB_KEEP_ALIVE mode after asserting ipg_stop.
+ */
+#define USB_KEEP_ALIVE_CTRL_KEEP_ALIVE_EN(x) (((uint8_t)(((uint8_t)(x)) << USB_KEEP_ALIVE_CTRL_KEEP_ALIVE_EN_SHIFT)) & USB_KEEP_ALIVE_CTRL_KEEP_ALIVE_EN_MASK)
+
+#define USB_KEEP_ALIVE_CTRL_OWN_OVERRD_EN_MASK  (0x2U)
+#define USB_KEEP_ALIVE_CTRL_OWN_OVERRD_EN_SHIFT (1U)
+/*! OWN_OVERRD_EN - OWN Bit Override Enable */
+#define USB_KEEP_ALIVE_CTRL_OWN_OVERRD_EN(x) (((uint8_t)(((uint8_t)(x)) << USB_KEEP_ALIVE_CTRL_OWN_OVERRD_EN_SHIFT)) & USB_KEEP_ALIVE_CTRL_OWN_OVERRD_EN_MASK)
+
+#define USB_KEEP_ALIVE_CTRL_STOP_ACK_DLY_EN_MASK  (0x4U)
+#define USB_KEEP_ALIVE_CTRL_STOP_ACK_DLY_EN_SHIFT (2U)
+/*! STOP_ACK_DLY_EN - Stop Acknowledge Delay Enable
+ *  0b0..Enter KEEP_ALIVE mode immediately when there is no USB AHB transfer.
+ *  0b1..Enter KEEP_ALIVE mode until the USB core is idle and there is no USB AHB transfer.
+ */
+#define USB_KEEP_ALIVE_CTRL_STOP_ACK_DLY_EN(x) (((uint8_t)(((uint8_t)(x)) << USB_KEEP_ALIVE_CTRL_STOP_ACK_DLY_EN_SHIFT)) & USB_KEEP_ALIVE_CTRL_STOP_ACK_DLY_EN_MASK)
+
+#define USB_KEEP_ALIVE_CTRL_WAKE_REQ_EN_MASK  (0x8U)
+#define USB_KEEP_ALIVE_CTRL_WAKE_REQ_EN_SHIFT (3U)
+/*! WAKE_REQ_EN - Wakeup Request Enable
+ *  0b0..Disable
+ *  0b1..Enable
+ */
+#define USB_KEEP_ALIVE_CTRL_WAKE_REQ_EN(x) (((uint8_t)(((uint8_t)(x)) << USB_KEEP_ALIVE_CTRL_WAKE_REQ_EN_SHIFT)) & USB_KEEP_ALIVE_CTRL_WAKE_REQ_EN_MASK)
+
+#define USB_KEEP_ALIVE_CTRL_WAKE_INT_EN_MASK  (0x10U)
+#define USB_KEEP_ALIVE_CTRL_WAKE_INT_EN_SHIFT (4U)
+/*! WAKE_INT_EN - Wakeup Interrupt Enable */
+#define USB_KEEP_ALIVE_CTRL_WAKE_INT_EN(x) (((uint8_t)(((uint8_t)(x)) << USB_KEEP_ALIVE_CTRL_WAKE_INT_EN_SHIFT)) & USB_KEEP_ALIVE_CTRL_WAKE_INT_EN_MASK)
+
+#define USB_KEEP_ALIVE_CTRL_KEEP_ALIVE_STS_MASK  (0x40U)
+#define USB_KEEP_ALIVE_CTRL_KEEP_ALIVE_STS_SHIFT (6U)
+/*! KEEP_ALIVE_STS - Keep Alive Status
+ *  0b0..Not in Keep Alive mode
+ *  0b1..In Keep Alive mode
+ */
+#define USB_KEEP_ALIVE_CTRL_KEEP_ALIVE_STS(x) (((uint8_t)(((uint8_t)(x)) << USB_KEEP_ALIVE_CTRL_KEEP_ALIVE_STS_SHIFT)) & USB_KEEP_ALIVE_CTRL_KEEP_ALIVE_STS_MASK)
+
+#define USB_KEEP_ALIVE_CTRL_WAKE_INT_STS_MASK  (0x80U)
+#define USB_KEEP_ALIVE_CTRL_WAKE_INT_STS_SHIFT (7U)
+/*! WAKE_INT_STS - Wakeup Interrupt Status Flag
+ *  0b0..Interrupt did not occur
+ *  0b1..Interrupt occurred
+ *  0b0..No effect
+ *  0b1..Clear the flag
+ */
+#define USB_KEEP_ALIVE_CTRL_WAKE_INT_STS(x) (((uint8_t)(((uint8_t)(x)) << USB_KEEP_ALIVE_CTRL_WAKE_INT_STS_SHIFT)) & USB_KEEP_ALIVE_CTRL_WAKE_INT_STS_MASK)
+/*! @} */
+
+/*! @name KEEP_ALIVE_WKCTRL - Keep Alive Mode Wakeup Control */
+/*! @{ */
+
+#define USB_KEEP_ALIVE_WKCTRL_WAKE_ON_THIS_MASK  (0xFU)
+#define USB_KEEP_ALIVE_WKCTRL_WAKE_ON_THIS_SHIFT (0U)
+/*! WAKE_ON_THIS - Token PID for the wakeup request
+ *  0b0001..Wake up after receiving OUT or SETUP token packet.
+ *  0b1101..Wake up after receiving SETUP token packet. All other values are reserved.
+ */
+#define USB_KEEP_ALIVE_WKCTRL_WAKE_ON_THIS(x) (((uint8_t)(((uint8_t)(x)) << USB_KEEP_ALIVE_WKCTRL_WAKE_ON_THIS_SHIFT)) & USB_KEEP_ALIVE_WKCTRL_WAKE_ON_THIS_MASK)
+
+#define USB_KEEP_ALIVE_WKCTRL_WAKE_ENDPT_MASK  (0xF0U)
+#define USB_KEEP_ALIVE_WKCTRL_WAKE_ENDPT_SHIFT (4U)
+/*! WAKE_ENDPT - Endpoint address for the wakeup request */
+#define USB_KEEP_ALIVE_WKCTRL_WAKE_ENDPT(x) (((uint8_t)(((uint8_t)(x)) << USB_KEEP_ALIVE_WKCTRL_WAKE_ENDPT_SHIFT)) & USB_KEEP_ALIVE_WKCTRL_WAKE_ENDPT_MASK)
+/*! @} */
+
+/*! @name MISCCTRL - Miscellaneous Control */
+/*! @{ */
+
+#define USB_MISCCTRL_SOFDYNTHLD_MASK  (0x1U)
+#define USB_MISCCTRL_SOFDYNTHLD_SHIFT (0U)
+/*! SOFDYNTHLD - Dynamic SOF Threshold Compare mode
+ *  0b0..When the byte-times SOF threshold is reached
+ *  0b1..When 8 byte-times SOF threshold is reached or overstepped
+ */
+#define USB_MISCCTRL_SOFDYNTHLD(x) (((uint8_t)(((uint8_t)(x)) << USB_MISCCTRL_SOFDYNTHLD_SHIFT)) & USB_MISCCTRL_SOFDYNTHLD_MASK)
+
+#define USB_MISCCTRL_SOFBUSSET_MASK  (0x2U)
+#define USB_MISCCTRL_SOFBUSSET_SHIFT (1U)
+/*! SOFBUSSET - SOF_TOK Interrupt Generation Mode Select
+ *  0b0..According to the SOF threshold value
+ *  0b1..When the SOF counter reaches 0
+ */
+#define USB_MISCCTRL_SOFBUSSET(x) (((uint8_t)(((uint8_t)(x)) << USB_MISCCTRL_SOFBUSSET_SHIFT)) & USB_MISCCTRL_SOFBUSSET_MASK)
+
+#define USB_MISCCTRL_OWNERRISODIS_MASK  (0x4U)
+#define USB_MISCCTRL_OWNERRISODIS_SHIFT (2U)
+/*! OWNERRISODIS - OWN Error Detect for ISO IN and ISO OUT Disable
+ *  0b0..Enable
+ *  0b1..Disable
+ */
+#define USB_MISCCTRL_OWNERRISODIS(x) (((uint8_t)(((uint8_t)(x)) << USB_MISCCTRL_OWNERRISODIS_SHIFT)) & USB_MISCCTRL_OWNERRISODIS_MASK)
+
+#define USB_MISCCTRL_VREDG_EN_MASK  (0x8U)
+#define USB_MISCCTRL_VREDG_EN_SHIFT (3U)
+/*! VREDG_EN - VREGIN Rising Edge Interrupt Enable
+ *  0b0..Disable
+ *  0b1..Enable
+ */
+#define USB_MISCCTRL_VREDG_EN(x) (((uint8_t)(((uint8_t)(x)) << USB_MISCCTRL_VREDG_EN_SHIFT)) & USB_MISCCTRL_VREDG_EN_MASK)
+
+#define USB_MISCCTRL_VFEDG_EN_MASK  (0x10U)
+#define USB_MISCCTRL_VFEDG_EN_SHIFT (4U)
+/*! VFEDG_EN - VREGIN Falling Edge Interrupt Enable
+ *  0b0..Disable
+ *  0b1..Enable
+ */
+#define USB_MISCCTRL_VFEDG_EN(x) (((uint8_t)(((uint8_t)(x)) << USB_MISCCTRL_VFEDG_EN_SHIFT)) & USB_MISCCTRL_VFEDG_EN_MASK)
+
+#define USB_MISCCTRL_STL_ADJ_EN_MASK  (0x80U)
+#define USB_MISCCTRL_STL_ADJ_EN_SHIFT (7U)
+/*! STL_ADJ_EN - USB Peripheral Mode Stall Adjust Enable
+ *  0b0..If ENDPTn[END_STALL] = 1, both IN and OUT directions for the associated endpoint stalls.
+ *  0b1..If ENDPTn[END_STALL] = 1, the STALL_xx_DIS registers control which directions for the associated endpoint stalls.
+ */
+#define USB_MISCCTRL_STL_ADJ_EN(x) (((uint8_t)(((uint8_t)(x)) << USB_MISCCTRL_STL_ADJ_EN_SHIFT)) & USB_MISCCTRL_STL_ADJ_EN_MASK)
+/*! @} */
+
+/*! @name STALL_IL_DIS - Peripheral Mode Stall Disable for Endpoints 7 to 0 in IN Direction */
+/*! @{ */
+
+#define USB_STALL_IL_DIS_STALL_I_DIS0_MASK  (0x1U)
+#define USB_STALL_IL_DIS_STALL_I_DIS0_SHIFT (0U)
+/*! STALL_I_DIS0 - Disable Endpoint 0 IN Direction
+ *  0b0..Enable
+ *  0b1..Disable
+ */
+#define USB_STALL_IL_DIS_STALL_I_DIS0(x) (((uint8_t)(((uint8_t)(x)) << USB_STALL_IL_DIS_STALL_I_DIS0_SHIFT)) & USB_STALL_IL_DIS_STALL_I_DIS0_MASK)
+
+#define USB_STALL_IL_DIS_STALL_I_DIS1_MASK  (0x2U)
+#define USB_STALL_IL_DIS_STALL_I_DIS1_SHIFT (1U)
+/*! STALL_I_DIS1 - Disable Endpoint 1 IN Direction
+ *  0b0..Enable
+ *  0b1..Disable
+ */
+#define USB_STALL_IL_DIS_STALL_I_DIS1(x) (((uint8_t)(((uint8_t)(x)) << USB_STALL_IL_DIS_STALL_I_DIS1_SHIFT)) & USB_STALL_IL_DIS_STALL_I_DIS1_MASK)
+
+#define USB_STALL_IL_DIS_STALL_I_DIS2_MASK  (0x4U)
+#define USB_STALL_IL_DIS_STALL_I_DIS2_SHIFT (2U)
+/*! STALL_I_DIS2 - Disable Endpoint 2 IN Direction
+ *  0b0..Enable
+ *  0b1..Disable
+ */
+#define USB_STALL_IL_DIS_STALL_I_DIS2(x) (((uint8_t)(((uint8_t)(x)) << USB_STALL_IL_DIS_STALL_I_DIS2_SHIFT)) & USB_STALL_IL_DIS_STALL_I_DIS2_MASK)
+
+#define USB_STALL_IL_DIS_STALL_I_DIS3_MASK  (0x8U)
+#define USB_STALL_IL_DIS_STALL_I_DIS3_SHIFT (3U)
+/*! STALL_I_DIS3 - Disable Endpoint 3 IN Direction
+ *  0b0..Enable
+ *  0b1..Disable
+ */
+#define USB_STALL_IL_DIS_STALL_I_DIS3(x) (((uint8_t)(((uint8_t)(x)) << USB_STALL_IL_DIS_STALL_I_DIS3_SHIFT)) & USB_STALL_IL_DIS_STALL_I_DIS3_MASK)
+
+#define USB_STALL_IL_DIS_STALL_I_DIS4_MASK  (0x10U)
+#define USB_STALL_IL_DIS_STALL_I_DIS4_SHIFT (4U)
+/*! STALL_I_DIS4 - Disable Endpoint 4 IN Direction
+ *  0b0..Enable
+ *  0b1..Disable
+ */
+#define USB_STALL_IL_DIS_STALL_I_DIS4(x) (((uint8_t)(((uint8_t)(x)) << USB_STALL_IL_DIS_STALL_I_DIS4_SHIFT)) & USB_STALL_IL_DIS_STALL_I_DIS4_MASK)
+
+#define USB_STALL_IL_DIS_STALL_I_DIS5_MASK  (0x20U)
+#define USB_STALL_IL_DIS_STALL_I_DIS5_SHIFT (5U)
+/*! STALL_I_DIS5 - Disable Endpoint 5 IN Direction
+ *  0b0..Enable
+ *  0b1..Disable
+ */
+#define USB_STALL_IL_DIS_STALL_I_DIS5(x) (((uint8_t)(((uint8_t)(x)) << USB_STALL_IL_DIS_STALL_I_DIS5_SHIFT)) & USB_STALL_IL_DIS_STALL_I_DIS5_MASK)
+
+#define USB_STALL_IL_DIS_STALL_I_DIS6_MASK  (0x40U)
+#define USB_STALL_IL_DIS_STALL_I_DIS6_SHIFT (6U)
+/*! STALL_I_DIS6 - Disable Endpoint 6 IN Direction
+ *  0b0..Enable
+ *  0b1..Disable
+ */
+#define USB_STALL_IL_DIS_STALL_I_DIS6(x) (((uint8_t)(((uint8_t)(x)) << USB_STALL_IL_DIS_STALL_I_DIS6_SHIFT)) & USB_STALL_IL_DIS_STALL_I_DIS6_MASK)
+
+#define USB_STALL_IL_DIS_STALL_I_DIS7_MASK  (0x80U)
+#define USB_STALL_IL_DIS_STALL_I_DIS7_SHIFT (7U)
+/*! STALL_I_DIS7 - Disable Endpoint 7 IN Direction
+ *  0b0..Enable
+ *  0b1..Disable
+ */
+#define USB_STALL_IL_DIS_STALL_I_DIS7(x) (((uint8_t)(((uint8_t)(x)) << USB_STALL_IL_DIS_STALL_I_DIS7_SHIFT)) & USB_STALL_IL_DIS_STALL_I_DIS7_MASK)
+/*! @} */
+
+/*! @name STALL_IH_DIS - Peripheral Mode Stall Disable for Endpoints 15 to 8 in IN Direction */
+/*! @{ */
+
+#define USB_STALL_IH_DIS_STALL_I_DIS8_MASK  (0x1U)
+#define USB_STALL_IH_DIS_STALL_I_DIS8_SHIFT (0U)
+/*! STALL_I_DIS8 - Disable Endpoint 8 IN Direction
+ *  0b0..Enable
+ *  0b1..Disable
+ */
+#define USB_STALL_IH_DIS_STALL_I_DIS8(x) (((uint8_t)(((uint8_t)(x)) << USB_STALL_IH_DIS_STALL_I_DIS8_SHIFT)) & USB_STALL_IH_DIS_STALL_I_DIS8_MASK)
+
+#define USB_STALL_IH_DIS_STALL_I_DIS9_MASK  (0x2U)
+#define USB_STALL_IH_DIS_STALL_I_DIS9_SHIFT (1U)
+/*! STALL_I_DIS9 - Disable Endpoint 9 IN Direction
+ *  0b0..Enable
+ *  0b1..Disable
+ */
+#define USB_STALL_IH_DIS_STALL_I_DIS9(x) (((uint8_t)(((uint8_t)(x)) << USB_STALL_IH_DIS_STALL_I_DIS9_SHIFT)) & USB_STALL_IH_DIS_STALL_I_DIS9_MASK)
+
+#define USB_STALL_IH_DIS_STALL_I_DIS10_MASK  (0x4U)
+#define USB_STALL_IH_DIS_STALL_I_DIS10_SHIFT (2U)
+/*! STALL_I_DIS10 - Disable Endpoint 10 IN Direction
+ *  0b0..Enable
+ *  0b1..Disable
+ */
+#define USB_STALL_IH_DIS_STALL_I_DIS10(x) (((uint8_t)(((uint8_t)(x)) << USB_STALL_IH_DIS_STALL_I_DIS10_SHIFT)) & USB_STALL_IH_DIS_STALL_I_DIS10_MASK)
+
+#define USB_STALL_IH_DIS_STALL_I_DIS11_MASK  (0x8U)
+#define USB_STALL_IH_DIS_STALL_I_DIS11_SHIFT (3U)
+/*! STALL_I_DIS11 - Disable Endpoint 11 IN Direction
+ *  0b0..Enable
+ *  0b1..Disable
+ */
+#define USB_STALL_IH_DIS_STALL_I_DIS11(x) (((uint8_t)(((uint8_t)(x)) << USB_STALL_IH_DIS_STALL_I_DIS11_SHIFT)) & USB_STALL_IH_DIS_STALL_I_DIS11_MASK)
+
+#define USB_STALL_IH_DIS_STALL_I_DIS12_MASK  (0x10U)
+#define USB_STALL_IH_DIS_STALL_I_DIS12_SHIFT (4U)
+/*! STALL_I_DIS12 - Disable Endpoint 12 IN Direction
+ *  0b0..Enable
+ *  0b1..Disable
+ */
+#define USB_STALL_IH_DIS_STALL_I_DIS12(x) (((uint8_t)(((uint8_t)(x)) << USB_STALL_IH_DIS_STALL_I_DIS12_SHIFT)) & USB_STALL_IH_DIS_STALL_I_DIS12_MASK)
+
+#define USB_STALL_IH_DIS_STALL_I_DIS13_MASK  (0x20U)
+#define USB_STALL_IH_DIS_STALL_I_DIS13_SHIFT (5U)
+/*! STALL_I_DIS13 - Disable Endpoint 13 IN Direction
+ *  0b0..Enable
+ *  0b1..Disable
+ */
+#define USB_STALL_IH_DIS_STALL_I_DIS13(x) (((uint8_t)(((uint8_t)(x)) << USB_STALL_IH_DIS_STALL_I_DIS13_SHIFT)) & USB_STALL_IH_DIS_STALL_I_DIS13_MASK)
+
+#define USB_STALL_IH_DIS_STALL_I_DIS14_MASK  (0x40U)
+#define USB_STALL_IH_DIS_STALL_I_DIS14_SHIFT (6U)
+/*! STALL_I_DIS14 - Disable Endpoint 14 IN Direction
+ *  0b0..Enable
+ *  0b1..Disable
+ */
+#define USB_STALL_IH_DIS_STALL_I_DIS14(x) (((uint8_t)(((uint8_t)(x)) << USB_STALL_IH_DIS_STALL_I_DIS14_SHIFT)) & USB_STALL_IH_DIS_STALL_I_DIS14_MASK)
+
+#define USB_STALL_IH_DIS_STALL_I_DIS15_MASK  (0x80U)
+#define USB_STALL_IH_DIS_STALL_I_DIS15_SHIFT (7U)
+/*! STALL_I_DIS15 - Disable Endpoint 15 IN Direction
+ *  0b0..Enable
+ *  0b1..Disable
+ */
+#define USB_STALL_IH_DIS_STALL_I_DIS15(x) (((uint8_t)(((uint8_t)(x)) << USB_STALL_IH_DIS_STALL_I_DIS15_SHIFT)) & USB_STALL_IH_DIS_STALL_I_DIS15_MASK)
+/*! @} */
+
+/*! @name STALL_OL_DIS - Peripheral Mode Stall Disable for Endpoints 7 to 0 in OUT Direction */
+/*! @{ */
+
+#define USB_STALL_OL_DIS_STALL_O_DIS0_MASK  (0x1U)
+#define USB_STALL_OL_DIS_STALL_O_DIS0_SHIFT (0U)
+/*! STALL_O_DIS0 - Disable Endpoint 0 OUT Direction
+ *  0b0..Enable
+ *  0b1..Disable
+ */
+#define USB_STALL_OL_DIS_STALL_O_DIS0(x) (((uint8_t)(((uint8_t)(x)) << USB_STALL_OL_DIS_STALL_O_DIS0_SHIFT)) & USB_STALL_OL_DIS_STALL_O_DIS0_MASK)
+
+#define USB_STALL_OL_DIS_STALL_O_DIS1_MASK  (0x2U)
+#define USB_STALL_OL_DIS_STALL_O_DIS1_SHIFT (1U)
+/*! STALL_O_DIS1 - Disable Endpoint 1 OUT Direction
+ *  0b0..Enable
+ *  0b1..Disable
+ */
+#define USB_STALL_OL_DIS_STALL_O_DIS1(x) (((uint8_t)(((uint8_t)(x)) << USB_STALL_OL_DIS_STALL_O_DIS1_SHIFT)) & USB_STALL_OL_DIS_STALL_O_DIS1_MASK)
+
+#define USB_STALL_OL_DIS_STALL_O_DIS2_MASK  (0x4U)
+#define USB_STALL_OL_DIS_STALL_O_DIS2_SHIFT (2U)
+/*! STALL_O_DIS2 - Disable Endpoint 2 OUT Direction
+ *  0b0..Enable
+ *  0b1..Disable
+ */
+#define USB_STALL_OL_DIS_STALL_O_DIS2(x) (((uint8_t)(((uint8_t)(x)) << USB_STALL_OL_DIS_STALL_O_DIS2_SHIFT)) & USB_STALL_OL_DIS_STALL_O_DIS2_MASK)
+
+#define USB_STALL_OL_DIS_STALL_O_DIS3_MASK  (0x8U)
+#define USB_STALL_OL_DIS_STALL_O_DIS3_SHIFT (3U)
+/*! STALL_O_DIS3 - Disable Endpoint 3 OUT Direction
+ *  0b0..Enable
+ *  0b1..Disable
+ */
+#define USB_STALL_OL_DIS_STALL_O_DIS3(x) (((uint8_t)(((uint8_t)(x)) << USB_STALL_OL_DIS_STALL_O_DIS3_SHIFT)) & USB_STALL_OL_DIS_STALL_O_DIS3_MASK)
+
+#define USB_STALL_OL_DIS_STALL_O_DIS4_MASK  (0x10U)
+#define USB_STALL_OL_DIS_STALL_O_DIS4_SHIFT (4U)
+/*! STALL_O_DIS4 - Disable Endpoint 4 OUT Direction
+ *  0b0..Enable
+ *  0b1..Disable
+ */
+#define USB_STALL_OL_DIS_STALL_O_DIS4(x) (((uint8_t)(((uint8_t)(x)) << USB_STALL_OL_DIS_STALL_O_DIS4_SHIFT)) & USB_STALL_OL_DIS_STALL_O_DIS4_MASK)
+
+#define USB_STALL_OL_DIS_STALL_O_DIS5_MASK  (0x20U)
+#define USB_STALL_OL_DIS_STALL_O_DIS5_SHIFT (5U)
+/*! STALL_O_DIS5 - Disable Endpoint 5 OUT Direction
+ *  0b0..Enable
+ *  0b1..Disable
+ */
+#define USB_STALL_OL_DIS_STALL_O_DIS5(x) (((uint8_t)(((uint8_t)(x)) << USB_STALL_OL_DIS_STALL_O_DIS5_SHIFT)) & USB_STALL_OL_DIS_STALL_O_DIS5_MASK)
+
+#define USB_STALL_OL_DIS_STALL_O_DIS6_MASK  (0x40U)
+#define USB_STALL_OL_DIS_STALL_O_DIS6_SHIFT (6U)
+/*! STALL_O_DIS6 - Disable Endpoint 6 OUT Direction
+ *  0b0..Enable
+ *  0b1..Disable
+ */
+#define USB_STALL_OL_DIS_STALL_O_DIS6(x) (((uint8_t)(((uint8_t)(x)) << USB_STALL_OL_DIS_STALL_O_DIS6_SHIFT)) & USB_STALL_OL_DIS_STALL_O_DIS6_MASK)
+
+#define USB_STALL_OL_DIS_STALL_O_DIS7_MASK  (0x80U)
+#define USB_STALL_OL_DIS_STALL_O_DIS7_SHIFT (7U)
+/*! STALL_O_DIS7 - Disable Endpoint 7 OUT Direction
+ *  0b0..Enable
+ *  0b1..Disable
+ */
+#define USB_STALL_OL_DIS_STALL_O_DIS7(x) (((uint8_t)(((uint8_t)(x)) << USB_STALL_OL_DIS_STALL_O_DIS7_SHIFT)) & USB_STALL_OL_DIS_STALL_O_DIS7_MASK)
+/*! @} */
+
+/*! @name STALL_OH_DIS - Peripheral Mode Stall Disable for Endpoints 15 to 8 in OUT Direction */
+/*! @{ */
+
+#define USB_STALL_OH_DIS_STALL_O_DIS8_MASK  (0x1U)
+#define USB_STALL_OH_DIS_STALL_O_DIS8_SHIFT (0U)
+/*! STALL_O_DIS8 - Disable Endpoint 8 OUT Direction
+ *  0b0..Enable
+ *  0b1..Disable
+ */
+#define USB_STALL_OH_DIS_STALL_O_DIS8(x) (((uint8_t)(((uint8_t)(x)) << USB_STALL_OH_DIS_STALL_O_DIS8_SHIFT)) & USB_STALL_OH_DIS_STALL_O_DIS8_MASK)
+
+#define USB_STALL_OH_DIS_STALL_O_DIS9_MASK  (0x2U)
+#define USB_STALL_OH_DIS_STALL_O_DIS9_SHIFT (1U)
+/*! STALL_O_DIS9 - Disable Endpoint 9 OUT Direction
+ *  0b0..Enable
+ *  0b1..Disable
+ */
+#define USB_STALL_OH_DIS_STALL_O_DIS9(x) (((uint8_t)(((uint8_t)(x)) << USB_STALL_OH_DIS_STALL_O_DIS9_SHIFT)) & USB_STALL_OH_DIS_STALL_O_DIS9_MASK)
+
+#define USB_STALL_OH_DIS_STALL_O_DIS10_MASK  (0x4U)
+#define USB_STALL_OH_DIS_STALL_O_DIS10_SHIFT (2U)
+/*! STALL_O_DIS10 - Disable Endpoint 10 OUT Direction
+ *  0b0..Enable
+ *  0b1..Disable
+ */
+#define USB_STALL_OH_DIS_STALL_O_DIS10(x) (((uint8_t)(((uint8_t)(x)) << USB_STALL_OH_DIS_STALL_O_DIS10_SHIFT)) & USB_STALL_OH_DIS_STALL_O_DIS10_MASK)
+
+#define USB_STALL_OH_DIS_STALL_O_DIS11_MASK  (0x8U)
+#define USB_STALL_OH_DIS_STALL_O_DIS11_SHIFT (3U)
+/*! STALL_O_DIS11 - Disable Endpoint 11 OUT Direction
+ *  0b0..Enable
+ *  0b1..Disable
+ */
+#define USB_STALL_OH_DIS_STALL_O_DIS11(x) (((uint8_t)(((uint8_t)(x)) << USB_STALL_OH_DIS_STALL_O_DIS11_SHIFT)) & USB_STALL_OH_DIS_STALL_O_DIS11_MASK)
+
+#define USB_STALL_OH_DIS_STALL_O_DIS12_MASK  (0x10U)
+#define USB_STALL_OH_DIS_STALL_O_DIS12_SHIFT (4U)
+/*! STALL_O_DIS12 - Disable endpoint 12 OUT direction
+ *  0b0..Enable
+ *  0b1..Disable
+ */
+#define USB_STALL_OH_DIS_STALL_O_DIS12(x) (((uint8_t)(((uint8_t)(x)) << USB_STALL_OH_DIS_STALL_O_DIS12_SHIFT)) & USB_STALL_OH_DIS_STALL_O_DIS12_MASK)
+
+#define USB_STALL_OH_DIS_STALL_O_DIS13_MASK  (0x20U)
+#define USB_STALL_OH_DIS_STALL_O_DIS13_SHIFT (5U)
+/*! STALL_O_DIS13 - Disable Endpoint 13 OUT Direction
+ *  0b0..Enable
+ *  0b1..Disable
+ */
+#define USB_STALL_OH_DIS_STALL_O_DIS13(x) (((uint8_t)(((uint8_t)(x)) << USB_STALL_OH_DIS_STALL_O_DIS13_SHIFT)) & USB_STALL_OH_DIS_STALL_O_DIS13_MASK)
+
+#define USB_STALL_OH_DIS_STALL_O_DIS14_MASK  (0x40U)
+#define USB_STALL_OH_DIS_STALL_O_DIS14_SHIFT (6U)
+/*! STALL_O_DIS14 - Disable Endpoint 14 OUT Direction
+ *  0b0..Enable
+ *  0b1..Disable
+ */
+#define USB_STALL_OH_DIS_STALL_O_DIS14(x) (((uint8_t)(((uint8_t)(x)) << USB_STALL_OH_DIS_STALL_O_DIS14_SHIFT)) & USB_STALL_OH_DIS_STALL_O_DIS14_MASK)
+
+#define USB_STALL_OH_DIS_STALL_O_DIS15_MASK  (0x80U)
+#define USB_STALL_OH_DIS_STALL_O_DIS15_SHIFT (7U)
+/*! STALL_O_DIS15 - Disable Endpoint 15 OUT Direction
+ *  0b0..Enable
+ *  0b1..Disable
+ */
+#define USB_STALL_OH_DIS_STALL_O_DIS15(x) (((uint8_t)(((uint8_t)(x)) << USB_STALL_OH_DIS_STALL_O_DIS15_SHIFT)) & USB_STALL_OH_DIS_STALL_O_DIS15_MASK)
+/*! @} */
+
+/*! @name CLK_RECOVER_CTRL - USB Clock Recovery Control */
+/*! @{ */
+
+#define USB_CLK_RECOVER_CTRL_TRIM_INIT_VAL_SEL_MASK  (0x8U)
+#define USB_CLK_RECOVER_CTRL_TRIM_INIT_VAL_SEL_SHIFT (3U)
+/*! TRIM_INIT_VAL_SEL - Selects the source for the initial FIRC trim fine value used after a reset.
+ *  0b0..Mid-scale
+ *  0b1..IFR
+ */
+#define USB_CLK_RECOVER_CTRL_TRIM_INIT_VAL_SEL(x) (((uint8_t)(((uint8_t)(x)) << USB_CLK_RECOVER_CTRL_TRIM_INIT_VAL_SEL_SHIFT)) & USB_CLK_RECOVER_CTRL_TRIM_INIT_VAL_SEL_MASK)
+
+#define USB_CLK_RECOVER_CTRL_RESTART_IFRTRIM_EN_MASK  (0x20U)
+#define USB_CLK_RECOVER_CTRL_RESTART_IFRTRIM_EN_SHIFT (5U)
+/*! RESTART_IFRTRIM_EN - Restart from IFR Trim Value
+ *  0b0..Trim fine adjustment always works based on the previous updated trim fine value.
+ *  0b1..Trim fine restarts from the IFR trim value whenever you detect bus_reset or bus_resume or deassert module enable.
+ */
+#define USB_CLK_RECOVER_CTRL_RESTART_IFRTRIM_EN(x) (((uint8_t)(((uint8_t)(x)) << USB_CLK_RECOVER_CTRL_RESTART_IFRTRIM_EN_SHIFT)) & USB_CLK_RECOVER_CTRL_RESTART_IFRTRIM_EN_MASK)
+
+#define USB_CLK_RECOVER_CTRL_RESET_RESUME_ROUGH_EN_MASK  (0x40U)
+#define USB_CLK_RECOVER_CTRL_RESET_RESUME_ROUGH_EN_SHIFT (6U)
+/*! RESET_RESUME_ROUGH_EN - Reset or Resume to Rough Phase Enable
+ *  0b0..Always works in tracking phase after the first time rough phase, to track transition.
+ *  0b1..Go back to rough stage whenever a bus reset or bus resume occurs.
+ */
+#define USB_CLK_RECOVER_CTRL_RESET_RESUME_ROUGH_EN(x) (((uint8_t)(((uint8_t)(x)) << USB_CLK_RECOVER_CTRL_RESET_RESUME_ROUGH_EN_SHIFT)) & USB_CLK_RECOVER_CTRL_RESET_RESUME_ROUGH_EN_MASK)
+
+#define USB_CLK_RECOVER_CTRL_CLOCK_RECOVER_EN_MASK  (0x80U)
+#define USB_CLK_RECOVER_CTRL_CLOCK_RECOVER_EN_SHIFT (7U)
+/*! CLOCK_RECOVER_EN - Crystal-Less USB Enable
+ *  0b0..Disable
+ *  0b1..Enable
+ */
+#define USB_CLK_RECOVER_CTRL_CLOCK_RECOVER_EN(x) (((uint8_t)(((uint8_t)(x)) << USB_CLK_RECOVER_CTRL_CLOCK_RECOVER_EN_SHIFT)) & USB_CLK_RECOVER_CTRL_CLOCK_RECOVER_EN_MASK)
+/*! @} */
+
+/*! @name CLK_RECOVER_IRC_EN - FIRC Oscillator Enable */
+/*! @{ */
+
+#define USB_CLK_RECOVER_IRC_EN_IRC_EN_MASK  (0x2U)
+#define USB_CLK_RECOVER_IRC_EN_IRC_EN_SHIFT (1U)
+/*! IRC_EN - Fast IRC enable
+ *  0b0..Disable
+ *  0b1..Enable
+ */
+#define USB_CLK_RECOVER_IRC_EN_IRC_EN(x) (((uint8_t)(((uint8_t)(x)) << USB_CLK_RECOVER_IRC_EN_IRC_EN_SHIFT)) & USB_CLK_RECOVER_IRC_EN_IRC_EN_MASK)
+/*! @} */
+
+/*! @name CLK_RECOVER_INT_EN - Clock Recovery Combined Interrupt Enable */
+/*! @{ */
+
+#define USB_CLK_RECOVER_INT_EN_OVF_ERROR_EN_MASK  (0x10U)
+#define USB_CLK_RECOVER_INT_EN_OVF_ERROR_EN_SHIFT (4U)
+/*! OVF_ERROR_EN - Overflow error interrupt enable
+ *  0b0..The interrupt is masked
+ *  0b1..The interrupt is enabled
+ */
+#define USB_CLK_RECOVER_INT_EN_OVF_ERROR_EN(x) (((uint8_t)(((uint8_t)(x)) << USB_CLK_RECOVER_INT_EN_OVF_ERROR_EN_SHIFT)) & USB_CLK_RECOVER_INT_EN_OVF_ERROR_EN_MASK)
+/*! @} */
+
+/*! @name CLK_RECOVER_INT_STATUS - Clock Recovery Separated Interrupt Status */
+/*! @{ */
+
+#define USB_CLK_RECOVER_INT_STATUS_OVF_ERROR_MASK  (0x10U)
+#define USB_CLK_RECOVER_INT_STATUS_OVF_ERROR_SHIFT (4U)
+/*! OVF_ERROR - Overflow Error Interrupt Status Flag
+ *  0b0..Interrupt did not occur
+ *  0b1..Unmasked interrupt occurred
+ *  0b0..No effect
+ *  0b1..Clear the flag
+ */
+#define USB_CLK_RECOVER_INT_STATUS_OVF_ERROR(x) (((uint8_t)(((uint8_t)(x)) << USB_CLK_RECOVER_INT_STATUS_OVF_ERROR_SHIFT)) & USB_CLK_RECOVER_INT_STATUS_OVF_ERROR_MASK)
+/*! @} */
+
+/*!
+ * @}
+ */
+/* end of group USB_Register_Masks */
+
+/*!
+ * @brief This type of structure instance is used to implement the buffer descriptor for USB.
+ */
+typedef struct
+{
+    union {
+        uint32_t head; /*!< Head. */
+        struct
+        {
+            uint32_t reserved0 : 2;  /*!< RESEVED. */
+            uint32_t bdt_stall : 1;  /*!< Stall. */
+            uint32_t dts       : 1;  /*!< Data shift sync. */
+            uint32_t ninc      : 1;  /*!< DMA addr cannot increasing. */
+            uint32_t keep      : 1;  /*!< Keep BD held by USB. */
+            uint32_t data      : 1;  /*!< DATA0 or DATA1. */
+            uint32_t own       : 1;  /*!< Owner, 0 is CPU, 1 is USB. */
+            uint32_t reserved1 : 8;  /*!< RESEVED. */
+            uint32_t bc        : 10; /*!< Packet size. */
+            uint32_t reserved2 : 6;  /*!< RESEVED. */
+        };
+        struct
+        {
+            uint32_t reserved3 : 2;  /*!< RESEVED. */
+            uint32_t tok_pid   : 4;  /*!< Token pid. */
+            uint32_t reserved4 : 26; /*!< RESEVED. */
+        };
+    };
+    uint32_t addr; /*!< Buffer addr. */
+} kinetis_bd_t;
+
+/*!
+ * @brief This type of structure instance is used to implement the buffer descriptor table for USB.
+ */
+typedef union {
+    kinetis_bd_t table[16][2][2]; /*!< [EndPoint] [Direction] [Odd_Even]. */
+    uint8_t buffer[512];              /*!< buffer. */
+} kinetis_bd_table_t;
+
+/**
+  * @brief USBFS TokenPid type.
+  */
+typedef enum {
+    USB_TOKEN_PID_OUT = 0x1u,        /*!< USB Token Pid: OUT.   */
+    USB_TOKEN_PID_IN = 0x9u,         /*!< USB Token Pid: IN.    */
+    USB_TOKEN_PID_SETUP = 0xDu,      /*!< USB Token Pid: SETUP. */
+    USB_TOKEN_PID_DATA0 = 0x03,      /*!< USB Token Pid: DATA0. */
+    USB_TOKEN_PID_DATA1 = 0x0B,      /*!< USB Token Pid: DATA1. */
+    USB_TOKEN_PID_ACK = 0x02,        /*!< USB Token Pid: ACK.   */
+    USB_TOKEN_PID_STALL = 0x0E,      /*!< USB Token Pid: STALL. */
+    USB_TOKEN_PID_NAK = 0x0A,        /*!< USB Token Pid: NAK.   */
+    USB_TOKEN_PID_BUSTIMEOUT = 0x00, /*!< USB Token Pid: BUSTO. */
+    USB_TOKEN_PID_ERR = 0x0f,        /*!< USB Token Pid: ERR.   */
+} USB_TOKEN_PID_Type;
+
+typedef struct {
+    KINETIS_TypeDef base;
+    __IO uint8_t USBCTRL; /**< USB Control, offset: 0x100 */
+    uint8_t RESERVED_22[3];
+    __I uint8_t OBSERVE; /**< USB OTG Observe, offset: 0x104 */
+    uint8_t RESERVED_23[3];
+    __IO uint8_t CONTROL; /**< USB OTG Control, offset: 0x108 */
+    uint8_t RESERVED_24[3];
+    __IO uint8_t USBTRC0; /**< USB Transceiver Control 0, offset: 0x10C */
+    uint8_t RESERVED_25[7];
+    __IO uint8_t USBFRMADJUST; /**< Frame Adjust, offset: 0x114 */
+    uint8_t RESERVED_26[15];
+    __IO uint8_t KEEP_ALIVE_CTRL; /**< Keep Alive Mode Control, offset: 0x124 */
+    uint8_t RESERVED_27[3];
+    __IO uint8_t KEEP_ALIVE_WKCTRL; /**< Keep Alive Mode Wakeup Control, offset: 0x128 */
+    uint8_t RESERVED_28[3];
+    __IO uint8_t MISCCTRL; /**< Miscellaneous Control, offset: 0x12C */
+    uint8_t RESERVED_29[3];
+    __IO uint8_t STALL_IL_DIS; /**< Peripheral Mode Stall Disable for Endpoints 7 to 0 in IN Direction, offset: 0x130 */
+    uint8_t RESERVED_30[3];
+    __IO uint8_t STALL_IH_DIS; /**< Peripheral Mode Stall Disable for Endpoints 15 to 8 in IN Direction, offset: 0x134 */
+    uint8_t RESERVED_31[3];
+    __IO uint8_t STALL_OL_DIS; /**< Peripheral Mode Stall Disable for Endpoints 7 to 0 in OUT Direction, offset: 0x138 */
+    uint8_t RESERVED_32[3];
+    __IO uint8_t STALL_OH_DIS; /**< Peripheral Mode Stall Disable for Endpoints 15 to 8 in OUT Direction, offset: 0x13C */
+    uint8_t RESERVED_33[3];
+    __IO uint8_t CLK_RECOVER_CTRL; /**< USB Clock Recovery Control, offset: 0x140 */
+    uint8_t RESERVED_34[3];
+    __IO uint8_t CLK_RECOVER_IRC_EN; /**< FIRC Oscillator Enable, offset: 0x144 */
+    uint8_t RESERVED_35[15];
+    __IO uint8_t CLK_RECOVER_INT_EN; /**< Clock Recovery Combined Interrupt Enable, offset: 0x154 */
+    uint8_t RESERVED_36[7];
+    __IO uint8_t CLK_RECOVER_INT_STATUS; /**< Clock Recovery Separated Interrupt Status, offset: 0x15C */
+} KINETIS_MCX_TypeDef;
+
+void usb_dc_low_level_init(uint8_t busid);
+void usb_dc_low_level_deinit(uint8_t busid);
+
+void usbd_kinetis_delay_ms(uint8_t ms);
+#endif