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targets: add kasli [wip, untested]

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Robert Jördens 2018-01-04 15:12:00 +00:00 committed by Robert Jordens
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commit 8813aee6b1
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artiq/gateware/targets/kasli.py Normal file
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#!/usr/bin/env python3
import argparse
from migen import *
from migen.genlib.resetsync import AsyncResetSynchronizer
from migen.genlib.cdc import MultiReg
from migen.build.generic_platform import *
from migen.build.xilinx.vivado import XilinxVivadoToolchain
from migen.build.xilinx.ise import XilinxISEToolchain
from misoc.interconnect.csr import *
from misoc.cores import gpio
from misoc.targets.kasli import (MiniSoC, soc_kasli_args,
soc_kasli_argdict)
from misoc.integration.builder import builder_args, builder_argdict
from artiq.gateware.amp import AMPSoC, build_artiq_soc
from artiq.gateware import rtio
from artiq.gateware.rtio.phy import ttl_simple, ttl_serdes_7series, spi
from artiq import __version__ as artiq_version
class _RTIOCRG(Module, AutoCSR):
def __init__(self, platform, rtio_internal_clk):
self._clock_sel = CSRStorage()
self._pll_reset = CSRStorage(reset=1)
self._pll_locked = CSRStatus()
self.clock_domains.cd_rtio = ClockDomain()
self.clock_domains.cd_rtiox4 = ClockDomain(reset_less=True)
rtio_external_clk = Signal()
clk_fpgaio_se = Signal()
clk_fpgaio = platform.request("clk_fpgaio") # from Si5324
platform.add_period_constraint(clk_fpgaio.p, 8.0)
self.specials += [
Instance("IBUFGDS",
p_DIFF_TERM="TRUE", p_IBUF_LOW_PWR="TRUE",
i_I=clk_fpgaio.p, i_IB=clk_fpgaio.n, o_O=clk_fpgaio_se),
Instance("BUFG", i_I=clk_fpgaio_se, o_O=rtio_external_clk),
]
pll_locked = Signal()
rtio_clk = Signal()
rtiox4_clk = Signal()
ext_clkout_clk = Signal()
self.specials += [
Instance("PLLE2_ADV",
p_STARTUP_WAIT="FALSE", o_LOCKED=pll_locked,
p_REF_JITTER1=0.01,
p_CLKIN1_PERIOD=8.0, p_CLKIN2_PERIOD=8.0,
i_CLKIN1=rtio_internal_clk, i_CLKIN2=rtio_external_clk,
# Warning: CLKINSEL=0 means CLKIN2 is selected
i_CLKINSEL=~self._clock_sel.storage,
# VCO @ 1GHz when using 125MHz input
p_CLKFBOUT_MULT=8, p_DIVCLK_DIVIDE=1,
i_CLKFBIN=self.cd_rtio.clk,
i_RST=self._pll_reset.storage,
o_CLKFBOUT=rtio_clk,
p_CLKOUT0_DIVIDE=2, p_CLKOUT0_PHASE=0.0,
o_CLKOUT0=rtiox4_clk),
Instance("BUFG", i_I=rtio_clk, o_O=self.cd_rtio.clk),
Instance("BUFG", i_I=rtiox4_clk, o_O=self.cd_rtiox4.clk),
AsyncResetSynchronizer(self.cd_rtio, ~pll_locked),
MultiReg(pll_locked, self._pll_locked.status)
]
class _KasliBase(MiniSoC, AMPSoC):
mem_map = {
"cri_con": 0x10000000,
"rtio": 0x20000000,
"rtio_dma": 0x30000000,
"mailbox": 0x70000000
}
mem_map.update(MiniSoC.mem_map)
def __init__(self, cpu_type="or1k", **kwargs):
MiniSoC.__init__(self,
cpu_type=cpu_type,
sdram_controller_type="minicon",
l2_size=128*1024,
ident=artiq_version,
ethmac_nrxslots=4,
ethmac_ntxslots=4,
**kwargs)
AMPSoC.__init__(self)
self.submodules.leds = gpio.GPIOOut(Cat(
self.platform.request("user_led", 0)))
self.csr_devices.append("leds")
i2c = self.platform.request("i2c")
self.submodules.i2c = gpio.GPIOTristate([i2c.scl, i2c.sda])
self.csr_devices.append("i2c")
self.config["I2C_BUS_COUNT"] = 1
def add_rtio(self, rtio_channels):
self.submodules.rtio_crg = _RTIOCRG(self.platform, self.crg.cd_sys.clk)
self.csr_devices.append("rtio_crg")
self.submodules.rtio_core = rtio.Core(rtio_channels)
self.csr_devices.append("rtio_core")
self.submodules.rtio = rtio.KernelInitiator()
self.submodules.rtio_dma = ClockDomainsRenamer("sys_kernel")(
rtio.DMA(self.get_native_sdram_if()))
self.register_kernel_cpu_csrdevice("rtio")
self.register_kernel_cpu_csrdevice("rtio_dma")
self.submodules.cri_con = rtio.CRIInterconnectShared(
[self.rtio.cri, self.rtio_dma.cri],
[self.rtio_core.cri])
self.register_kernel_cpu_csrdevice("cri_con")
self.submodules.rtio_moninj = rtio.MonInj(rtio_channels)
self.csr_devices.append("rtio_moninj")
self.rtio_crg.cd_rtio.clk.attr.add("keep")
self.platform.add_period_constraint(self.rtio_crg.cd_rtio.clk, 8.)
self.platform.add_false_path_constraints(
self.crg.cd_sys.clk,
self.rtio_crg.cd_rtio.clk)
self.submodules.rtio_analyzer = rtio.Analyzer(self.rtio_core.cri,
self.get_native_sdram_if())
self.csr_devices.append("rtio_analyzer")
def _eem_signal(i):
n = "d{}".format(i)
if i == 0:
n += "_cc"
return n
def _dio(eem):
return [(eem, i,
Subsignal("p", Pins("{}:{}_p".format(eem, _eem_signal(i)))),
Subsignal("n", Pins("{}:{}_n".format(eem, _eem_signal(i)))),
IOStandard("LVDS_25"))
for i in range(8)]
class Opticlock(_KasliBase):
"""
Opticlock extension configuration
"""
def __init__(self, cpu_type="or1k", **kwargs):
_KasliBase.__init__(self, cpu_type, **kwargs)
platform = self.platform
platform.add_extension(_dio("eem0"))
platform.add_extension(_dio("eem1"))
platform.add_extension(_dio("eem2"))
# platform.add_extension(_urukul("eem3", "eem4"))
# platform.add_extension(_novogorny("eem5"))
rtio_channels = []
for eem in "eem0 eem1 eem2".split():
for i in range(8):
phy = ttl_serdes_7series.Output_8X(
platform.request(eem, i))
self.submodules += phy
rtio_channels.append(rtio.Channel.from_phy(phy))
for i in (1, 2):
sfp = platform.request("sfp", i)
phy = ttl_simple.Output(sfp.led)
self.submodules += phy
rtio_channels.append(rtio.Channel.from_phy(phy))
self.config["HAS_RTIO_LOG"] = None
self.config["RTIO_LOG_CHANNEL"] = len(rtio_channels)
rtio_channels.append(rtio.LogChannel())
self.add_rtio(rtio_channels)
def main():
parser = argparse.ArgumentParser(
description="ARTIQ device binary builder for Kasli systems")
builder_args(parser)
soc_kasli_args(parser)
parser.add_argument("-E", "--extensions", default="opticlock",
help="extension setup: opticlock "
"(default: %(default)s)")
args = parser.parse_args()
extensions = args.extensions.lower()
if extensions == "opticlock":
cls = Opticlock
else:
raise SystemExit("Invalid hardware adapter string (-E/--extensions)")
soc = cls(**soc_kasli_argdict(args))
build_artiq_soc(soc, builder_argdict(args))
if __name__ == "__main__":
main()