from .yellow_block import YellowBlock
from constraints import PortConstraint
[docs]class xadc(YellowBlock):
[docs] def initialize(self):
'''
This function is called by YellowBlocks __init__ method.
We could override __init__ here, but this seems a little
bit more user friendly.
'''
self.platform_support = 'all'
self.requirements = ['wb_clk']
self.add_source('xadc/xadc.v')
self.add_source('xadc/xadc_wiz_0.xci')
[docs] def modify_top(self,top):
module = 'xadc'
inst = top.get_instance(entity=module, name='xadc_inst')
inst.add_wb_interface(regname='xadc', mode='rw', nbytes=512)
#inst.add_port('vp_in', 'xadc_vp_in', parent_port=True, dir='in')
#inst.add_port('vn_in', 'xadc_vp_in', parent_port=True, dir='in')
[docs] def gen_constraints(self):
consts = []
#consts += [PortConstraint('xadc_vp_in', 'xadc_p')]
#consts += [PortConstraint('xadc_vn_in', 'xadc_n')]
return consts