Cut and paste this URL to share the unmodified register and value:
https://regviz.com/r/Infineon/IMC300A/MATH/DIVST#0x0
BSY=value1
Divider Status Register
Busy Indication
0 (value1): Divider is not running any division operation.
1 (value2): Divider is still running a division operation.
https://github.com/cmsis-svd/cmsis-svd-data