Contains a unique magic number for each substructure and the size of the associated superstructure for data validation/API compatibility checks.
| magic | Unique magic number for data integrity check. | 
| size | sizeof(superstructure containing this header) for data integrity check.  | 
Data Fields | |
| uint16_t | magic | 
| uint16_t | size | 
| uint16_t tisci_boardcfg_substructure_header::magic | 
| uint16_t tisci_boardcfg_substructure_header::size |