Cut and paste this URL to share the unmodified register and value:
https://regviz.com/r/Silicon Labs/Series1/EFM32GG11B/EFM32GG11B840F1024IQ100/I2C1/STATUS#0x0
Status Register
Pending START
Pending STOP
Pending ACK
Pending NACK
Pending Continue
Pending Abort
TX Complete
TX Buffer Level
RX Data Valid
RX FIFO Full
https://github.com/cmsis-svd/cmsis-svd-data