unable to open ftdi device: -4 (usb_open() failed)
JTAG init failed with: unable to open ftdi device
Traceback (most recent call last):
File "./make.py", line 999, in
main()
File "./make.py", line 988, in main
board.load(filename=builder.get_bitstream_filename(mode="sram"))
File "./make.py", line 33, in load
prog.load_bitstream(filename)
File "/home/hsx/FPGA/litex/litex/build/openfpgaloader.py", line 30, in load_bitstream
self.call(cmd)
File "/home/hsx/FPGA/litex/litex/build/generic_programmer.py", line 101, in call
raise OSError(msg)
OSError: Error occured during OpenFPGALoader's call, please check:
OpenFPGALoader installation.
Access permissions.
Hardware and cable.
I can not find the cause of this trouble.
unable to open ftdi device: -4 (usb_open() failed) JTAG init failed with: unable to open ftdi device Traceback (most recent call last): File "./make.py", line 999, in
main()
File "./make.py", line 988, in main
board.load(filename=builder.get_bitstream_filename(mode="sram"))
File "./make.py", line 33, in load
prog.load_bitstream(filename)
File "/home/hsx/FPGA/litex/litex/build/openfpgaloader.py", line 30, in load_bitstream
self.call(cmd)
File "/home/hsx/FPGA/litex/litex/build/generic_programmer.py", line 101, in call
raise OSError(msg)
OSError: Error occured during OpenFPGALoader's call, please check: