Reference

TPM_IO_Hash_Start(3) on Linux

The text 1b695fc2805e, as Debian 13 (Trixie) shipped it.

indicate the beginging of a TPM TIS hash operation TPM_IO_Hash_Data - hash the provided data TPM_IO_Hash_End - indicate the end of a TPM TIS hash operation

TPM_IO_Hash_Start(3) on Linux now