hw/net/can/ctucafd: Add CTU CAN FD core register definitions.

hw/net/can/ctucafd: Add CTU CAN FD core register definitions.

Definitions of registers and CAN FD frame message box of CTU CAN FD
IP core are generated the specification in CACTUS/IP-XACT format.

CTU CAN FD IP core repository

  https://gitlab.fel.cvut.cz/canbus/ctucanfd_ip_core

The location of the CTU CAN IP core specification within
IP core design

  spec/CTU/ip/CAN_FD_IP_Core/2.1/CAN_FD_IP_Core.2.1.xml

The header files are generated by pyXact_generator designed
by Ondrej Ille which is based on ipyxact_parser.

The specification is source of header files for driver and emulation,
documentation and VHDL registers map implementation.

Signed-off-by: Jan Charvat <[email protected]>
Signed-off-by: Pavel Pisa <[email protected]>
Message-Id: <97ae620f724bf1d76f127aaf628f7aec3af0a11c.1600069689[email protected]>
Signed-off-by: Paolo Bonzini <[email protected]>