Cut and paste this URL to share the unmodified register and value:
https://regviz.com/r/stm32/stm32f2/STM32F215/OTG_HS_GLOBAL/OTG_HS_GRXSTSP_Peripheral#0x0
OTG_HS status read and pop register (peripheral mode)
Endpoint number
Byte count
Data PID
Packet status
Frame number
https://github.com/modm-io/cmsis-svd-stm32