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Merge pull request #35 from Xiretza/standalone-customization

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Allow changing all SoC options through YAML config
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enjoy-digital 2020-03-17 21:45:45 +01:00 committed by GitHub
commit 693a6b1513
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2 changed files with 23 additions and 9 deletions
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5
examples/wishbone_mii.yml
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@ -9,5 +9,6 @@ clk_freq: 100e6
core: wishbone
endianness: big
mem_map:
ethmac: 0x50000000
soc:
mem_map:
ethmac: 0x50000000

27
liteeth/gen.py
View file

@ -166,10 +166,26 @@ _io = [
# PHY Core -----------------------------------------------------------------------------------------
class PHYCore(SoCMini):
def __init__(self, phy, clk_freq, platform):
SoCMini.__init__(self, platform, clk_freq=clk_freq)
def __init__(self, platform, core_config):
for deprecated in ("csr_map", "mem_map"):
if deprecated in core_config:
raise RuntimeWarning("Config option {!r} is now a sub-option of 'soc'".format(deprecated))
soc_args = {}
if "soc" in core_config:
soc_config = core_config["soc"]
for arg in soc_config:
if arg in ("csr_map", "interrupt_map", "mem_map"):
getattr(self, arg).update(soc_config[arg])
else:
soc_args[arg] = soc_config[arg]
SoCMini.__init__(self, platform, clk_freq=core_config["clk_freq"], **soc_args)
self.submodules.crg = CRG(platform.request("sys_clock"),
platform.request("sys_reset"))
phy = core_config["phy"]
# ethernet
if phy in [liteeth_phys.LiteEthPHYMII]:
ethphy = phy(
@ -196,10 +212,7 @@ class PHYCore(SoCMini):
class MACCore(PHYCore):
def __init__(self, platform, core_config):
self.mem_map.update(core_config.get("mem_map", {}))
self.csr_map.update(core_config.get("csr_map", {}))
PHYCore.__init__(self, core_config["phy"], core_config["clk_freq"], platform)
PHYCore.__init__(self, platform, core_config)
self.submodules.ethmac = LiteEthMAC(phy=self.ethphy, dw=32, interface="wishbone", endianness=core_config["endianness"])
self.add_wb_slave(self.mem_map["ethmac"], self.ethmac.bus)
@ -221,7 +234,7 @@ class MACCore(PHYCore):
class UDPCore(PHYCore):
def __init__(self, platform, core_config):
PHYCore.__init__(self, core_config["phy"], core_config["clk_freq"], platform)
PHYCore.__init__(self, platform, core_config)
self.submodules.core = LiteEthUDPIPCore(self.ethphy, core_config["mac_address"], convert_ip(core_config["ip_address"]), core_config["clk_freq"])
udp_port = self.core.udp.crossbar.get_port(core_config["port"], 8)