re-bba-rb/re-bba/ReBba/amaranth_boards/kc705.py

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2022-01-07 23:15:38 +01:00
import os
import subprocess
from amaranth.build import *
from amaranth.vendor.xilinx_7series import *
from .resources import *
__all__ = ["KC705Platform"]
class KC705Platform(Xilinx7SeriesPlatform):
device = "xc7k325t"
package = "ffg900"
speed = "2"
default_clk = "clk156"
resources = [
Resource("clk156", 0, DiffPairs("K28", "K29", dir="i"),
Clock(156e6), Attrs(IOSTANDARD="LVDS_25")),
*LEDResources(pins="AB8 AA8 AC9 AB9 AE26 G19 E18 F16",
attrs=Attrs(IOSTANDARD="LVCMOS15")),
UARTResource(0,
rx="M19", tx="K24",
attrs=Attrs(IOSTANDARD="LVCMOS33")
),
]
connectors = []
def toolchain_program(self, products, name):
openocd = os.environ.get("OPENOCD", "openocd")
with products.extract("{}.bit".format(name)) as bitstream_filename:
subprocess.check_call([openocd,
"-c", "source [find board/kc705.cfg]; init; pld load 0 {}; exit"
.format(bitstream_filename)
])
if __name__ == "__main__":
from .test.blinky import *
KC705Platform().build(Blinky(), do_program=True)