- type : required
- value : required if context = constant/generic, optionnal if context = wb, optional but not used if context = user/port
- context : required
- - core : required if context = wb, not used for others. Possibles values : r or w. Specify if the parameter will be a register
+ - wishbone : required if context = wb, not used for others. Possibles values : r or w,keep_value,type_init. Specify if the parameter will be a register
that is read by the core, i.e. an input port of the core, or written by the core.
<inputs>, <outputs> attributes :