def create_programmer(self):
if self.programmer == "xc3sprog":
return XC3SProg("nexys4")
elif self.programmer == "vivado":
return VivadoProgrammer(flash_part="n25q128-3.3v-spi-x1_x2_x4")
else:
raise ValueError("{} programmer is not supported".format(
self.programmer))
def create_programmer(self):
if self.programmer == "xc3sprog":
return XC3SProg("nexys4")
elif self.programmer == "vivado":
return VivadoProgrammer()
else:
raise ValueError("{} programmer is not supported".format(
self.programmer))
def create_programmer(self, programmer="vivado"):
if programmer == "xc3sprog":
return XC3SProg("jtaghs1_fast")
elif programmer == "vivado":
return VivadoProgrammer()
else:
raise ValueError(
"{} programmer is not supported".format(programmer))
def create_programmer(self):
if self.programmer == "xc3sprog":
return XC3SProg("jtaghs1_fast", "bscan_spi_kc705.bit")
elif self.programmer == "vivado":
return VivadoProgrammer()
elif self.programmer == "impact":
return iMPACT()
else:
raise ValueError("{} programmer is not supported".format(programmer))
def create_programmer(self):
if self.programmer == "openocd":
proxy="bscan_spi_{}.bit".format(self.device.split('-')[0])
return OpenOCD(config="board/digilent_arty.cfg", flash_proxy_basename=proxy)
elif self.programmer == "xc3sprog":
return XC3SProg("nexys4")
elif self.programmer == "vivado":
return VivadoProgrammer(flash_part="n25q128-3.3v-spi-x1_x2_x4")
else:
raise ValueError("{} programmer is not supported"
.format(self.programmer))
def create_programmer(self, **kwargs):
# For xc3sprog
# See also http://xc3sprog.sourceforge.net
# get source with: svn checkout https://svn.code.sf.net/p/xc3sprog/code/trunk xc3sprog
if self.programmer == "xc3sprog":
# to program the configuration flash, the FPGA must first be
# programmed with a bitstream which provides a way to foward
# data to flash. This is called a "flash proxy". Flash proxies
# for some parts are already included in xc3sprog. Additional
# ones can be found e.g. https://github.com/quartiq/bscan_spi_bitstreams
# defines which flash proxy bitstream to use for which part
flash_proxy = {
"s7-50": "bscan_spi_xc7s50.bit",
"s7-25": "bscan_spi_xc7s25.bit"
}[self.device_variant]
programmer = XC3SProg("jtaghs1_fast",
flash_proxy_basename=flash_proxy)
# search part where to find proxy bitsreams. If not specified
# defaults to one of:
# "~/.migen", "/usr/local/share/migen", "/usr/share/migen",
# "~/.mlabs", "/usr/local/share/mlabs", "/usr/share/mlabs",
# "~/.litex", "/usr/local/share/litex", "/usr/share/litex"
programmer.set_flash_proxy_dir("prog")
return programmer
# For Xilinx Vivado programmer
# Vivado also uses flash proxy bitstreams but they are already shipped
# with Vivado and are used automatically. Flash_part specifies the
# exact part used in the Arty-S7 Rev. E
elif self.programmer == "vivado":
return VivadoProgrammer(flash_part="mt25ql128-spi-x1_x2_x4")
# For OpenOCD
elif self.programmer == "openocd":
bscan_spi = "bscan_spi_xc7s50.bit" \
if "xc7s50" in self.device \
else "bscan_spi_xc7a25.bit"
programmer = OpenOCD("openocd_xilinx.cfg", bscan_spi)
programmer.set_flash_proxy_dir("prog")
return programmer
else:
raise ValueError("{} programmer is not supported".format(
self.programmer))