litex/mibuild/xilinx/programmer.py

70 lines
2.0 KiB
Python

import subprocess
from mibuild.generic_programmer import GenericProgrammer
def _run_urjtag(cmds):
with subprocess.Popen("jtag", stdin=subprocess.PIPE) as process:
process.stdin.write(cmds.encode("ASCII"))
process.communicate()
class UrJTAG(GenericProgrammer):
needs_bitreverse = True
def load_bitstream(self, bitstream_file):
cmds = """cable milkymist
detect
pld load {bitstream}
quit
""".format(bitstream=bitstream_file)
_run_urjtag(cmds)
def flash(self, address, data_file):
flash_proxy = self.find_flash_proxy()
cmds = """cable milkymist
detect
pld load "{flash_proxy}"
initbus fjmem opcode=000010
frequency 6000000
detectflash 0
endian big
flashmem "{address}" "{data_file}" noverify
""".format(flash_proxy=flash_proxy, address=address, data_file=data_file)
_run_urjtag(cmds)
class XC3SProg(GenericProgrammer):
needs_bitreverse = False
def __init__(self, cable, flash_proxy_basename=None):
Programmer.__init__(self, flash_proxy_basename)
self.cable = cable
def load_bitstream(self, bitstream_file):
subprocess.call(["xc3sprog", "-v", "-c", self.cable, bitstream_file])
def flash(self, address, data_file):
flash_proxy = self.find_flash_proxy()
subprocess.call(["xc3sprog", "-v", "-c", self.cable, "-I"+flash_proxy, "{}:w:0x{:x}:BIN".format(data_file, address)])
def _run_vivado(cmds):
with subprocess.Popen("vivado -mode tcl", stdin=subprocess.PIPE, shell=True) as process:
process.stdin.write(cmds.encode("ASCII"))
process.communicate()
class VivadoProgrammer(GenericProgrammer):
needs_bitreverse = False
def load_bitstream(self, bitstream_file):
cmds = """open_hw
connect_hw_server
open_hw_target [lindex [get_hw_targets -of_objects [get_hw_servers localhost]] 0]
set_property PROBES.FILE {{}} [lindex [get_hw_devices] 0]
set_property PROGRAM.FILE {{{bitstream}}} [lindex [get_hw_devices] 0]
program_hw_devices [lindex [get_hw_devices] 0]
refresh_hw_device [lindex [get_hw_devices] 0]
quit
""".format(bitstream=bitstream_file)
_run_vivado(cmds)