diff --git a/srdl2sv/components/register.py b/srdl2sv/components/register.py index 64b00c3..923a950 100644 --- a/srdl2sv/components/register.py +++ b/srdl2sv/components/register.py @@ -26,42 +26,32 @@ class Register(Component): self.create_logger("{}.{}".format(self.owning_addrmap, self.path), config) self.logger.debug('Starting to process register "{}"'.format(obj.inst_name)) - if obj.is_array: - sel_arr = 'array' - array_dimensions = obj.array_dimensions - else: - sel_arr = 'single' - array_dimensions = [1] - - depth = '[{}]'.format(']['.join(f"{i}" for i in array_dimensions)) - dimensions = len(array_dimensions) - # Create comment and provide user information about register he/she # is looking at. self.rtl_header.append( Register.templ_dict['reg_comment'].format( name = obj.inst_name, - dimensions = dimensions, - depth = depth)) + dimensions = self.dimensions, + depth = self.depth)) # Create wires every register self.rtl_header.append( Register.templ_dict['rw_wire_declare'].format( - name = obj.inst_name, - depth = depth)) + path = self.path, + depth = self.depth)) # Create generate block for register and add comment self.rtl_header.append("generate") - for i in range(dimensions): + for i in range(self.dimensions): self.rtl_header.append( Register.templ_dict['generate_for_start'].format( iterator = chr(97+i), - limit = array_dimensions[i])) + limit = self.array_dimensions[i])) # Create RTL for fields # Fields should be in order in RTL,therefore, use list for field in obj.fields(): - field_obj = Field(field, array_dimensions, config) + field_obj = Field(field, self.array_dimensions, config) if not config['disable_sanity']: field_obj.sanity_checks() @@ -69,15 +59,30 @@ class Register(Component): self.children.append(field_obj) # End loops - for i in range(dimensions-1, -1, -1): + for i in range(self.dimensions-1, -1, -1): self.rtl_footer.append( Register.templ_dict['generate_for_end'].format( dimension = chr(97+i))) + # Assign variables from bus + self.obj.current_idx = [0] + + self.rtl_header.append( + Register.templ_dict['rw_wire_assign'].format( + path = self.path, + addr = self.obj.absolute_address, + genvars = self.genvars_str, + genvars_sum =self.genvars_sum_str, + stride = self.obj.array_stride, + depth = self.depth)) + def __process_variables(self, obj: node.RootNode): # Save object self.obj = obj + # Save name + self.name = obj.inst_name + # Create full name self.owning_addrmap = obj.owning_addrmap.inst_name self.path = obj.get_path()\ @@ -86,4 +91,31 @@ class Register(Component): self.path_underscored = self.path.replace('.', '_') - self.name = obj.inst_name + # Determine dimensions of register + if obj.is_array: + self.sel_arr = 'array' + self.array_dimensions = self.obj.array_dimensions + else: + self.sel_arr = 'single' + self.array_dimensions = [1] + + self.depth = '[{}]'.format(']['.join(f"{i}" for i in self.array_dimensions)) + self.dimensions = len(self.array_dimensions) + + # Calculate how many genvars shall be added + genvars = ['[{}]'.format(chr(97+i)) for i in range(self.dimensions)] + self.genvars_str = ''.join(genvars) + + # Determine value to compare address with + genvars_sum = [] + for i in range(self.dimensions): + if i != 0: + genvars_sum.append("+") + genvars_sum.append("*".join(map(str,self.array_dimensions[self.dimensions-i:]))) + genvars_sum.append("*") + + genvars_sum.append(chr(97+self.dimensions-1-i)) + + self.genvars_sum_str = ''.join(genvars_sum) + print(self.genvars_sum_str) + diff --git a/srdl2sv/components/templates/regs.yaml b/srdl2sv/components/templates/regs.yaml index 533b099..aab8d68 100644 --- a/srdl2sv/components/templates/regs.yaml +++ b/srdl2sv/components/templates/regs.yaml @@ -1,10 +1,10 @@ --- rw_wire_declare: | - logic {name}_wr {depth}; - logic {name}_rd {depth}; + logic {path}_sw_wr {depth}; + logic {path}_sw_rd {depth}; rw_wire_assign: | - assign {name}_bus_wr[i] = addr == {} && r_vld; - assign {name}_bus_wr[i] = addr == {} && r_vld; + assign {path}_sw_wr{genvars} = addr == ({addr}+({genvars_sum})*{stride}) && r_vld; + assign {path}_sw_rd{genvars} = addr == ({addr}+({genvars_sum})*{stride}) && w_vld; reg_comment: |- /******************************************************************* *******************************************************************