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Add customizable standalone user port data widths

This commit is contained in:
Craig Bishop 2021-01-24 21:58:46 -07:00
parent a91883db23
commit 5c32dc71c4
1 changed files with 6 additions and 3 deletions
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9
litedram/gen.py
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@ -504,7 +504,8 @@ class LiteDRAMCore(SoCCore):
for name, port in core_config["user_ports"].items():
# Native -------------------------------------------------------------------------------
if port["type"] == "native":
user_port = self.sdram.crossbar.get_port()
user_port = self.sdram.crossbar.get_port(
data_width=port.get("data_width", None))
platform.add_extension(get_native_user_port_ios(name,
user_port.address_width,
user_port.data_width))
@ -529,7 +530,8 @@ class LiteDRAMCore(SoCCore):
]
# Wishbone -----------------------------------------------------------------------------
elif port["type"] == "wishbone":
user_port = self.sdram.crossbar.get_port()
user_port = self.sdram.crossbar.get_port(
data_width=port.get("data_width", None))
wb_port = wishbone.Interface(
user_port.data_width,
user_port.address_width)
@ -552,7 +554,8 @@ class LiteDRAMCore(SoCCore):
]
# AXI ----------------------------------------------------------------------------------
elif port["type"] == "axi":
user_port = self.sdram.crossbar.get_port()
user_port = self.sdram.crossbar.get_port(
data_width=port.get("data_width", None))
axi_port = LiteDRAMAXIPort(
user_port.data_width,
user_port.address_width + log2_int(user_port.data_width//8),