msgbus module

Access to message bus (IOSF sideband) interface registers on Intel SoCs

References:

• Intel(R) Atom(TM) Processor D2000 and N2000 Series Datasheet, Volume 2, July 2012, Revision 003 http://www.intel.com/content/dam/doc/datasheet/atom-d2000-n2000-vol-2-datasheet.pdf (section 1.10.2)

usage:

>>> msgbus_reg_read( port, register )
>>> msgbus_reg_write( port, register, data )
>>> msgbus_read_message( port, register, opcode )
>>> msgbus_write_message( port, register, opcode, data )
>>> msgbus_send_message( port, register, opcode, data )