litex/misoclib/com/liteeth/example_designs/targets/etherbone.py

73 lines
2.6 KiB
Python

from misoclib.tools.litescope.common import *
from misoclib.tools.litescope.frontend.la import LiteScopeLA
from misoclib.tools.litescope.core.port import LiteScopeTerm
from misoclib.com.liteeth.common import *
from targets.base import BaseSoC
from misoclib.com.liteeth.frontend.etherbone import LiteEthEtherbone
class EtherboneSoC(BaseSoC):
default_platform = "kc705"
def __init__(self, platform):
BaseSoC.__init__(self, platform,
mac_address=0x10e2d5000000,
ip_address="192.168.0.42")
self.submodules.etherbone = LiteEthEtherbone(self.core.udp, 20000)
self.add_wb_master(self.etherbone.master.bus)
class EtherboneSoCDevel(EtherboneSoC):
csr_map = {
"la": 20
}
csr_map.update(EtherboneSoC.csr_map)
def __init__(self, platform):
EtherboneSoC.__init__(self, platform)
debug = (
# mmap stream from HOST
self.etherbone.master.sink.stb,
self.etherbone.master.sink.sop,
self.etherbone.master.sink.eop,
self.etherbone.master.sink.ack,
self.etherbone.master.sink.we,
self.etherbone.master.sink.count,
self.etherbone.master.sink.base_addr,
self.etherbone.master.sink.be,
self.etherbone.master.sink.addr,
self.etherbone.master.sink.data,
# mmap stream to HOST
self.etherbone.master.source.stb,
self.etherbone.master.source.sop,
self.etherbone.master.source.eop,
self.etherbone.master.source.ack,
self.etherbone.master.source.we,
self.etherbone.master.source.count,
self.etherbone.master.source.base_addr,
self.etherbone.master.source.be,
self.etherbone.master.source.addr,
self.etherbone.master.source.data,
# etherbone wishbone master
self.etherbone.master.bus.dat_w,
self.etherbone.master.bus.dat_r,
self.etherbone.master.bus.adr,
self.etherbone.master.bus.sel,
self.etherbone.master.bus.cyc,
self.etherbone.master.bus.stb,
self.etherbone.master.bus.ack,
self.etherbone.master.bus.we,
self.etherbone.master.bus.cti,
self.etherbone.master.bus.bte,
self.etherbone.master.bus.err
)
self.submodules.la = LiteScopeLA(debug, 4096)
self.la.trigger.add_port(LiteScopeTerm(self.la.dw))
def do_exit(self, vns):
self.la.export(vns, "test/la.csv")
default_subtarget = EtherboneSoC