def etherbone_packet_user_description(dw):
layout = etherbone_packet_header.get_layout()
layout = _remove_from_layout(layout,
"magic",
"portsize",
"addrsize",
"version")
layout += user_description(dw).payload_layout
return stream.EndpointDescription(layout)
def etherbone_mmap_description(dw):
layout = [
("we", 1),
("count", 8),
("base_addr", 32),
("be", dw//8),
("addr", 32),
("data", dw)
]
return stream.EndpointDescription(layout)
def user_description(dw):
layout = [
("data", 32),
("length", 32)
]
return stream.EndpointDescription(layout)
def phy_description(dw):
layout = [("data", dw)]
return stream.EndpointDescription(layout)
def etherbone_record_description(dw):
layout = etherbone_record_header.get_layout()
layout += [("data", dw)]
return stream.EndpointDescription(layout)