Cut and paste this URL to share the unmodified register and value:
https://regviz.com/r/STMicroelectronics/STM32F7x8/Ethernet_MAC/MACPMTCSR#0x0
Ethernet MAC PMT control and status register
PD
MPE
WFE
MPR
WFR
GU
WFFRPR
https://github.com/cmsis-svd/cmsis-svd-data