forked from M-Labs/artiq
124 lines
4.6 KiB
Python
Executable File
124 lines
4.6 KiB
Python
Executable File
#!/usr/bin/env python3
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import argparse
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from migen import *
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from migen.build.generic_platform import *
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from misoc.cores import spi as spi_csr
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from misoc.targets.kc705 import MiniSoC, soc_kc705_args, soc_kc705_argdict
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from misoc.integration.builder import builder_args, builder_argdict
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from artiq.gateware.ad9154_fmc_ebz import ad9154_fmc_ebz
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from artiq.gateware.amp import AMPSoC, build_artiq_soc
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from artiq.gateware import rtio
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from artiq.gateware.rtio.phy import ttl_simple
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from artiq.gateware.drtio.transceiver import gtx_7series
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from artiq.gateware.drtio import DRTIOMaster
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from artiq import __version__ as artiq_version
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class Master(MiniSoC, AMPSoC):
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mem_map = {
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"cri_con": 0x10000000,
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"rtio": 0x20000000,
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"rtio_dma": 0x30000000,
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"drtio_aux": 0x50000000,
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"mailbox": 0x70000000
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}
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mem_map.update(MiniSoC.mem_map)
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def __init__(self, **kwargs):
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MiniSoC.__init__(self,
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cpu_type="or1k",
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sdram_controller_type="minicon",
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l2_size=128*1024,
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ident=artiq_version,
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ethmac_nrxslots=4,
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ethmac_ntxslots=4,
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**kwargs)
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AMPSoC.__init__(self)
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platform = self.platform
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self.comb += platform.request("sfp_tx_disable_n").eq(1)
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tx_pads = platform.request("sfp_tx")
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rx_pads = platform.request("sfp_rx")
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# 1000BASE_BX10 Ethernet compatible, 62.5MHz RTIO clock
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self.submodules.transceiver = gtx_7series.GTX_1000BASE_BX10(
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clock_pads=platform.request("sgmii_clock"),
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tx_pads=tx_pads,
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rx_pads=rx_pads,
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sys_clk_freq=self.clk_freq,
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clock_div2=True)
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self.submodules.drtio0 = ClockDomainsRenamer({"rtio_rx": "rtio_rx0"})(
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DRTIOMaster(self.transceiver.channels[0]))
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self.csr_devices.append("drtio0")
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self.add_wb_slave(self.mem_map["drtio_aux"], 0x800,
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self.drtio0.aux_controller.bus)
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self.add_memory_region("drtio0_aux", self.mem_map["drtio_aux"] | self.shadow_base, 0x800)
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self.config["has_drtio"] = None
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self.add_csr_group("drtio", ["drtio0"])
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self.add_memory_group("drtio_aux", ["drtio0_aux"])
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platform.add_extension(ad9154_fmc_ebz)
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ad9154_spi = platform.request("ad9154_spi")
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self.comb += ad9154_spi.en.eq(1)
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self.submodules.converter_spi = spi_csr.SPIMaster(ad9154_spi)
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self.csr_devices.append("converter_spi")
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self.comb += [
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platform.request("user_sma_clock_p").eq(ClockSignal("rtio_rx0")),
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platform.request("user_sma_clock_n").eq(ClockSignal("rtio"))
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]
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rtio_clk_period = 1e9/self.transceiver.rtio_clk_freq
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platform.add_period_constraint(self.transceiver.txoutclk, rtio_clk_period)
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platform.add_period_constraint(self.transceiver.rxoutclk, rtio_clk_period)
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platform.add_false_path_constraints(
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self.crg.cd_sys.clk,
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self.transceiver.txoutclk, self.transceiver.rxoutclk)
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rtio_channels = []
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for i in range(8):
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phy = ttl_simple.Output(platform.request("user_led", i))
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self.submodules += phy
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rtio_channels.append(rtio.Channel.from_phy(phy))
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for sma in "user_sma_gpio_p", "user_sma_gpio_n":
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phy = ttl_simple.InOut(platform.request(sma))
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self.submodules += phy
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rtio_channels.append(rtio.Channel.from_phy(phy))
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self.submodules.rtio_moninj = rtio.MonInj(rtio_channels)
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self.csr_devices.append("rtio_moninj")
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self.submodules.rtio_core = rtio.Core(rtio_channels, 3)
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self.csr_devices.append("rtio_core")
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self.submodules.rtio = rtio.KernelInitiator()
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self.submodules.rtio_dma = ClockDomainsRenamer("sys_kernel")(
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rtio.DMA(self.get_native_sdram_if()))
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self.register_kernel_cpu_csrdevice("rtio")
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self.register_kernel_cpu_csrdevice("rtio_dma")
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self.submodules.cri_con = rtio.CRIInterconnectShared(
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[self.rtio.cri, self.rtio_dma.cri],
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[self.rtio_core.cri, self.drtio0.cri])
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self.register_kernel_cpu_csrdevice("cri_con")
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def main():
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parser = argparse.ArgumentParser(
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description="ARTIQ device binary builder / KC705 DRTIO master")
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builder_args(parser)
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soc_kc705_args(parser)
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args = parser.parse_args()
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soc = Master(**soc_kc705_argdict(args))
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build_artiq_soc(soc, builder_argdict(args))
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if __name__ == "__main__":
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main()
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