def configure_ecp5(device, args):
""" Command that prints information about devices connected to the scan chain to the console. """
with device.jtag as jtag:
programmer = ECP5_JTAGProgrammer(jtag)
with open(args.argument, "rb") as f:
bitstream = f.read()
programmer.configure(bitstream)
def toolchain_program(self, products, name):
""" Programs the relevant LUNA board via its sideband connection. """
from luna.apollo import ApolloDebugger
from luna.apollo.ecp5 import ECP5_JTAGProgrammer
# Create our connection to the debug module.
debugger = ApolloDebugger()
# Grab our generated bitstream, and upload it to the FPGA.
bitstream = products.get("{}.bit".format(name))
with debugger.jtag as jtag:
programmer = ECP5_JTAGProgrammer(jtag)
programmer.configure(bitstream)
def toolchain_program(self, products, name):
openocd = os.environ.get("OPENOCD", "openocd")
interface = os.environ.get("INTERFACE", "/dev/ttyACM0")
if interface == "SiPEED" or interface == "busblaster":
if interface == "SiPEED":
args = [
"-c", """
interface ftdi
ftdi_vid_pid 0x0403 0x6010
ftdi_layout_init 0x0018 0x05fb
ftdi_layout_signal nSRST -data 0x0010
"""
]
elif interface == "busblaster":
args = ["-f", "interface/ftdi/dp_busblaster.cfg"]
with products.extract("{}.svf".format(name)) as vector_filename:
subprocess.check_call([
openocd, *args, "-c",
"transport select jtag; adapter_khz 10000; init; svf -quiet {}; exit"
.format(vector_filename)
])
elif interface == "pergola_bringup":
# Early bringup code
with products.extract("{}.bit".format(name)) as (bitstream):
print(
subprocess.check_call([
"bash", "-c", """
stty -F {} 300 raw -clocal -echo icrnl;
sleep 0.01;
cat {} & > /dev/null;
CATPID=$! ;
echo -n "$(stat -c%s {})\n" > {};
cp {} {};
sync;
sleep 1;
""".format(interface, interface, bitstream, interface,
bitstream, interface)
]))
# kill $CATPID || true;
elif interface == "h2":
with products.extract("{}.bit".format(name)) as (bitstream):
print(
subprocess.check_call([
"hf2", "-v", "0x239a", "-p", "0x0058", "flash",
"--file", bitstream, "--address", "0x70000000", "-s"
]))
else:
""" Programs the board using the Apollo firmware """
from luna.apollo import ApolloDebugger
from luna.apollo.ecp5 import ECP5_JTAGProgrammer
# Create our connection to the debug module.
debugger = ApolloDebugger()
# Grab our generated bitstream, and upload it to the FPGA.
bitstream = products.get("{}.bit".format(name))
with debugger.jtag as jtag:
programmer = ECP5_JTAGProgrammer(jtag)
programmer.configure(bitstream)