Пример #1
0
    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)
        if isinstance(self.platform.toolchain, XilinxVivadoToolchain):
            self.platform.toolchain.bitstream_commands.extend([
                "set_property BITSTREAM.GENERAL.COMPRESS True [current_design]",
            ])
        if isinstance(self.platform.toolchain, XilinxISEToolchain):
            self.platform.toolchain.bitgen_opt += " -g compress"

        self.submodules.leds = gpio.GPIOOut(
            Cat(self.platform.request("user_led", 0),
                self.platform.request("user_led", 1)))
        self.csr_devices.append("leds")

        self.platform.add_extension(_sma33_io)
        self.platform.add_extension(_ams101_dac)

        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

        self.config["HAS_DDS"] = None
Пример #2
0
    def __init__(self, **kwargs):
        BaseSoC.__init__(self,
                         cpu_type="or1k",
                         sdram_controller_type="minicon",
                         l2_size=128 * 1024,
                         ident=artiq_version,
                         **kwargs)

        platform = self.platform
        rtio_clk_freq = 150e6

        disable_si5324_ibuf = Signal(reset=1)
        disable_si5324_ibuf.attr.add("no_retiming")
        si5324_clkout = platform.request("si5324_clkout")
        si5324_clkout_buf = Signal()
        self.specials += Instance("IBUFDS_GTE2",
                                  i_CEB=disable_si5324_ibuf,
                                  i_I=si5324_clkout.p,
                                  i_IB=si5324_clkout.n,
                                  o_O=si5324_clkout_buf)
        qpll_drtio_settings = QPLLSettings(refclksel=0b001,
                                           fbdiv=4,
                                           fbdiv_45=5,
                                           refclk_div=1)
        qpll = QPLL(si5324_clkout_buf, qpll_drtio_settings)
        self.submodules += qpll

        self.comb += platform.request("sfp_ctl", 0).tx_disable.eq(0)
        self.submodules.drtio_transceiver = gtp_7series.GTP(
            qpll_channel=qpll.channels[0],
            data_pads=[platform.request("sfp", 0)],
            sys_clk_freq=self.clk_freq,
            rtio_clk_freq=rtio_clk_freq)
        self.csr_devices.append("drtio_transceiver")
        self.sync += disable_si5324_ibuf.eq(
            ~self.drtio_transceiver.stable_clkin.storage)

        self.config["RTIO_FREQUENCY"] = str(rtio_clk_freq / 1e6)
        self.submodules.siphaser = SiPhaser7Series(
            si5324_clkin=platform.request("si5324_clkin"),
            si5324_clkout_fabric=platform.request("si5324_clkout_fabric"))
        platform.add_false_path_constraints(self.crg.cd_sys.clk,
                                            self.siphaser.mmcm_freerun_output)
        self.csr_devices.append("siphaser")
        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
        self.config["HAS_SI5324"] = None
        self.config["SI5324_SOFT_RESET"] = None

        rtio_clk_period = 1e9 / rtio_clk_freq
        gtp = self.drtio_transceiver.gtps[0]
        platform.add_period_constraint(gtp.txoutclk, rtio_clk_period)
        platform.add_period_constraint(gtp.rxoutclk, rtio_clk_period)
        platform.add_false_path_constraints(self.crg.cd_sys.clk, gtp.txoutclk,
                                            gtp.rxoutclk)

        self.submodules.rtio_clkmul = _RTIOClockMultiplier(rtio_clk_freq)
        fix_serdes_timing_path(platform)
Пример #3
0
    def __init__(self, gateware_identifier_str=None, hw_rev="v2.0", **kwargs):
        if hw_rev in ("v1.0", "v1.1"):
            cpu_bus_width = 32
        else:
            cpu_bus_width = 64
        MiniSoC.__init__(self,
                         cpu_type="vexriscv",
                         hw_rev=hw_rev,
                         cpu_bus_width=cpu_bus_width,
                         sdram_controller_type="minicon",
                         l2_size=128 * 1024,
                         integrated_sram_size=8192,
                         ethmac_nrxslots=4,
                         ethmac_ntxslots=4,
                         **kwargs)
        AMPSoC.__init__(self)
        add_identifier(self, gateware_identifier_str=gateware_identifier_str)

        if self.platform.hw_rev == "v2.0":
            self.submodules.error_led = gpio.GPIOOut(
                Cat(self.platform.request("error_led")))
            self.csr_devices.append("error_led")
            self.submodules += SMAClkinForward(self.platform)

        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
        self.config["HAS_SI5324"] = None
        self.config["SI5324_SOFT_RESET"] = None
Пример #4
0
    def __init__(self):
        platform = self.platform

        # forward RTM UART to second FTDI UART channel
        serial_1 = platform.request("serial", 1)
        serial_rtm = platform.request("serial_rtm")
        self.comb += [
            serial_1.tx.eq(serial_rtm.rx),
            serial_rtm.tx.eq(serial_1.rx)
        ]

        # RTM bitstream upload
        slave_fpga_cfg = self.platform.request("rtm_fpga_cfg")
        self.submodules.slave_fpga_cfg = gpio.GPIOTristate([
            slave_fpga_cfg.cclk,
            slave_fpga_cfg.din,
            slave_fpga_cfg.done,
            slave_fpga_cfg.init_b,
            slave_fpga_cfg.program_b,
        ])
        self.csr_devices.append("slave_fpga_cfg")
        self.config["SLAVE_FPGA_GATEWARE"] = 0x200000

        # AMC/RTM serwb
        serwb_pads = platform.request("amc_rtm_serwb")
        serwb_phy_amc = serwb.genphy.SERWBPHY(platform.device, serwb_pads, mode="master")
        self.submodules.serwb_phy_amc = serwb_phy_amc
        self.csr_devices.append("serwb_phy_amc")

        serwb_core = serwb.core.SERWBCore(serwb_phy_amc, int(self.clk_freq), mode="slave")
        self.submodules += serwb_core
        self.add_wb_slave(self.mem_map["serwb"], 8192, serwb_core.etherbone.wishbone.bus)
Пример #5
0
    def __init__(self, **kwargs):
        MiniSoC.__init__(self,
                         cpu_type="or1k",
                         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
Пример #6
0
    def __init__(self,
                 gateware_identifier_str=None,
                 drtio_100mhz=False,
                 **kwargs):
        MiniSoC.__init__(self,
                         cpu_type="vexriscv",
                         cpu_bus_width=64,
                         sdram_controller_type="minicon",
                         l2_size=128 * 1024,
                         integrated_sram_size=8192,
                         ethmac_nrxslots=4,
                         ethmac_ntxslots=4,
                         **kwargs)
        AMPSoC.__init__(self)
        add_identifier(self, gateware_identifier_str=gateware_identifier_str)

        if isinstance(self.platform.toolchain, XilinxVivadoToolchain):
            self.platform.toolchain.bitstream_commands.extend([
                "set_property BITSTREAM.GENERAL.COMPRESS True [current_design]",
            ])
        if isinstance(self.platform.toolchain, XilinxISEToolchain):
            self.platform.toolchain.bitgen_opt += " -g compress"

        self.submodules.timer1 = timer.Timer()
        self.csr_devices.append("timer1")
        self.interrupt_devices.append("timer1")

        self.submodules.leds = gpio.GPIOOut(
            Cat(self.platform.request("user_led", 0),
                self.platform.request("user_led", 1)))
        self.csr_devices.append("leds")

        self.platform.add_extension(_reprogrammed3v3_io)
        self.platform.add_extension(_ams101_dac)

        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

        self.config["HAS_DDS"] = None
Пример #7
0
    def __init__(self, **kwargs):
        MiniSoC.__init__(self,
                         cpu_type="or1k",
                         sdram_controller_type="minicon",
                         l2_size=128 * 1024,
                         integrated_sram_size=8192,
                         ethmac_nrxslots=4,
                         ethmac_ntxslots=4,
                         **kwargs)
        AMPSoC.__init__(self)
        add_identifier(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
        self.config["HAS_SI5324"] = None
        self.config["SI5324_SOFT_RESET"] = None
Пример #8
0
    def __init__(self, rtio_clk_freq, *, with_wrpll, **kwargs):
        BaseSoC.__init__(self,
                 cpu_type="or1k",
                 **kwargs)
        add_identifier(self)
        self.rtio_clk_freq = rtio_clk_freq

        platform = self.platform

        disable_cdrclkc_ibuf = Signal(reset=1)
        disable_cdrclkc_ibuf.attr.add("no_retiming")
        cdrclkc_clkout = platform.request("cdr_clk_clean")
        cdrclkc_clkout_buf = Signal()
        self.specials += Instance("IBUFDS_GTE2",
            i_CEB=disable_cdrclkc_ibuf,
            i_I=cdrclkc_clkout.p, i_IB=cdrclkc_clkout.n,
            o_O=cdrclkc_clkout_buf)
        qpll_drtio_settings = QPLLSettings(
            refclksel=0b001,
            fbdiv=4,
            fbdiv_45=5,
            refclk_div=1)
        qpll = QPLL(cdrclkc_clkout_buf, qpll_drtio_settings)
        self.submodules += qpll

        self.submodules.drtio_transceiver = gtp_7series.GTP(
            qpll_channel=qpll.channels[0],
            data_pads=[platform.request("rtm_amc_link", 0)],
            sys_clk_freq=self.clk_freq,
            rtio_clk_freq=rtio_clk_freq)
        self.csr_devices.append("drtio_transceiver")
        self.sync += disable_cdrclkc_ibuf.eq(
            ~self.drtio_transceiver.stable_clkin.storage)

        self.submodules.rtio_tsc = rtio.TSC("sync", glbl_fine_ts_width=3)

        cdr = ClockDomainsRenamer({"rtio_rx": "rtio_rx0"})

        self.submodules.rx_synchronizer = cdr(XilinxRXSynchronizer())
        core = cdr(DRTIOSatellite(
            self.rtio_tsc, self.drtio_transceiver.channels[0],
            self.rx_synchronizer))
        self.submodules.drtiosat = core
        self.csr_devices.append("drtiosat")

        coreaux = cdr(DRTIOAuxController(core.link_layer))
        self.submodules.drtioaux0 = coreaux
        self.csr_devices.append("drtioaux0")

        memory_address = self.mem_map["drtioaux"]
        self.add_wb_slave(memory_address, 0x800,
                          coreaux.bus)
        self.add_memory_region("drtioaux0_mem", memory_address | self.shadow_base, 0x800)

        self.config["HAS_DRTIO"] = None
        self.add_csr_group("drtioaux", ["drtioaux0"])
        self.add_memory_group("drtioaux_mem", ["drtioaux0_mem"])

        gtp = self.drtio_transceiver.gtps[0]
        rtio_clk_period = 1e9/rtio_clk_freq
        self.config["RTIO_FREQUENCY"] = str(rtio_clk_freq/1e6)
        if with_wrpll:
            self.comb += [
                platform.request("filtered_clk_sel").eq(0),
                platform.request("ddmtd_main_dcxo_oe").eq(1),
                platform.request("ddmtd_helper_dcxo_oe").eq(1)
            ]
            self.submodules.wrpll_sampler = DDMTDSamplerGTP(
                self.drtio_transceiver,
                platform.request("cdr_clk_clean_fabric"))
            self.submodules.wrpll = WRPLL(
                helper_clk_pads=platform.request("ddmtd_helper_clk"),
                main_dcxo_i2c=platform.request("ddmtd_main_dcxo_i2c"),
                helper_dxco_i2c=platform.request("ddmtd_helper_dcxo_i2c"),
                ddmtd_inputs=self.wrpll_sampler)
            self.csr_devices.append("wrpll")
            platform.add_period_constraint(self.wrpll.cd_helper.clk, rtio_clk_period*0.99)
            platform.add_false_path_constraints(self.crg.cd_sys.clk, self.wrpll.cd_helper.clk)
            platform.add_false_path_constraints(self.wrpll.cd_helper.clk, gtp.rxoutclk)
        else:
            self.comb += platform.request("filtered_clk_sel").eq(1)
            self.submodules.siphaser = SiPhaser7Series(
                si5324_clkin=platform.request("si5324_clkin"),
                rx_synchronizer=self.rx_synchronizer,
                ref_clk=self.crg.cd_sys.clk, ref_div2=True,
                rtio_clk_freq=rtio_clk_freq)
            platform.add_false_path_constraints(
                self.crg.cd_sys.clk, self.siphaser.mmcm_freerun_output)
            self.csr_devices.append("siphaser")
            self.submodules.si5324_rst_n = gpio.GPIOOut(platform.request("si5324").rst_n)
            self.csr_devices.append("si5324_rst_n")
            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
            self.config["HAS_SI5324"] = None

        platform.add_period_constraint(gtp.txoutclk, rtio_clk_period)
        platform.add_period_constraint(gtp.rxoutclk, rtio_clk_period)
        platform.add_false_path_constraints(
            self.crg.cd_sys.clk,
            gtp.txoutclk, gtp.rxoutclk)

        self.submodules.rtio_crg = _RTIOClockMultiplier(rtio_clk_freq)
        self.csr_devices.append("rtio_crg")
        fix_serdes_timing_path(platform)
Пример #9
0
    def __init__(self, rtio_clk_freq=150e6, **kwargs):
        BaseSoC.__init__(self, cpu_type="or1k", **kwargs)
        add_identifier(self)

        platform = self.platform

        disable_si5324_ibuf = Signal(reset=1)
        disable_si5324_ibuf.attr.add("no_retiming")
        si5324_clkout = platform.request("cdr_clk_clean")
        si5324_clkout_buf = Signal()
        self.specials += Instance("IBUFDS_GTE2",
                                  i_CEB=disable_si5324_ibuf,
                                  i_I=si5324_clkout.p,
                                  i_IB=si5324_clkout.n,
                                  o_O=si5324_clkout_buf)
        qpll_drtio_settings = QPLLSettings(refclksel=0b001,
                                           fbdiv=4,
                                           fbdiv_45=5,
                                           refclk_div=1)
        qpll = QPLL(si5324_clkout_buf, qpll_drtio_settings)
        self.submodules += qpll

        if self.hw_rev == "v1.0":
            drtio_data_pads = platform.request("sata", 0)
        elif self.hw_rev == "v2.0":
            drtio_data_pads = platform.request("rtm_amc_link", 0)
        else:
            raise NotImplementedError
        self.submodules.drtio_transceiver = gtp_7series.GTP(
            qpll_channel=qpll.channels[0],
            data_pads=[drtio_data_pads],
            sys_clk_freq=self.clk_freq,
            rtio_clk_freq=rtio_clk_freq)
        self.csr_devices.append("drtio_transceiver")
        self.sync += disable_si5324_ibuf.eq(
            ~self.drtio_transceiver.stable_clkin.storage)

        self.submodules.rtio_tsc = rtio.TSC("sync", glbl_fine_ts_width=3)

        cdr = ClockDomainsRenamer({"rtio_rx": "rtio_rx0"})

        self.submodules.rx_synchronizer = cdr(XilinxRXSynchronizer())
        core = cdr(
            DRTIOSatellite(self.rtio_tsc, self.drtio_transceiver.channels[0],
                           self.rx_synchronizer))
        self.submodules.drtiosat = core
        self.csr_devices.append("drtiosat")

        coreaux = cdr(DRTIOAuxController(core.link_layer))
        self.submodules.drtioaux0 = coreaux
        self.csr_devices.append("drtioaux0")

        memory_address = self.mem_map["drtioaux"]
        self.add_wb_slave(memory_address, 0x800, coreaux.bus)
        self.add_memory_region("drtioaux0_mem",
                               memory_address | self.shadow_base, 0x800)

        self.config["HAS_DRTIO"] = None
        self.add_csr_group("drtioaux", ["drtioaux0"])
        self.add_memory_group("drtioaux_mem", ["drtioaux0_mem"])

        self.config["RTIO_FREQUENCY"] = str(rtio_clk_freq / 1e6)
        self.submodules.siphaser = SiPhaser7Series(
            si5324_clkin=platform.request("si5324_clkin"),
            rx_synchronizer=self.rx_synchronizer,
            ref_clk=self.crg.cd_sys.clk,
            ref_div2=True,
            rtio_clk_freq=rtio_clk_freq)
        platform.add_false_path_constraints(self.crg.cd_sys.clk,
                                            self.siphaser.mmcm_freerun_output)
        self.csr_devices.append("siphaser")
        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
        self.config["HAS_SI5324"] = None
        self.config["SI5324_SOFT_RESET"] = None

        rtio_clk_period = 1e9 / rtio_clk_freq
        gtp = self.drtio_transceiver.gtps[0]
        platform.add_period_constraint(gtp.txoutclk, rtio_clk_period)
        platform.add_period_constraint(gtp.rxoutclk, rtio_clk_period)
        platform.add_false_path_constraints(self.crg.cd_sys.clk, gtp.txoutclk,
                                            gtp.rxoutclk)

        self.submodules.rtio_crg = _RTIOClockMultiplier(rtio_clk_freq)
        self.csr_devices.append("rtio_crg")
        fix_serdes_timing_path(platform)
Пример #10
0
    def __init__(self, identifier_str=None, **kwargs):
        MiniSoC.__init__(self,
                         cpu_type="or1k",
                         sdram_controller_type="minicon",
                         l2_size=128 * 1024,
                         integrated_sram_size=8192,
                         ethmac_nrxslots=4,
                         ethmac_ntxslots=4,
                         csr_address_width=15,
                         **kwargs)
        AMPSoC.__init__(self)
        add_identifier(self, identifier_str=identifier_str)

        platform = self.platform
        rtio_clk_freq = 150e6

        self.comb += platform.request("input_clk_sel").eq(1)
        self.comb += platform.request("filtered_clk_sel").eq(1)
        self.submodules.si5324_rst_n = gpio.GPIOOut(
            platform.request("si5324").rst_n)
        self.csr_devices.append("si5324_rst_n")
        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
        self.config["HAS_SI5324"] = None
        self.config["SI5324_AS_SYNTHESIZER"] = None
        self.config["RTIO_FREQUENCY"] = str(rtio_clk_freq / 1e6)

        self.submodules.drtio_transceiver = gth_ultrascale.GTH(
            clock_pads=platform.request("cdr_clk_clean", 0),
            data_pads=[platform.request("mch_fabric_d", i) for i in range(11)],
            sys_clk_freq=self.clk_freq,
            rtio_clk_freq=rtio_clk_freq)
        self.csr_devices.append("drtio_transceiver")

        self.submodules.rtio_tsc = rtio.TSC("async", glbl_fine_ts_width=3)

        drtio_csr_group = []
        drtioaux_csr_group = []
        drtioaux_memory_group = []
        drtio_cri = []
        for i in range(len(self.drtio_transceiver.channels)):
            core_name = "drtio" + str(i)
            coreaux_name = "drtioaux" + str(i)
            memory_name = "drtioaux" + str(i) + "_mem"
            drtio_csr_group.append(core_name)
            drtioaux_csr_group.append(coreaux_name)
            drtioaux_memory_group.append(memory_name)

            cdr = ClockDomainsRenamer({"rtio_rx": "rtio_rx" + str(i)})

            core = cdr(
                DRTIOMaster(self.rtio_tsc, self.drtio_transceiver.channels[i]))
            setattr(self.submodules, core_name, core)
            drtio_cri.append(core.cri)
            self.csr_devices.append(core_name)

            coreaux = cdr(DRTIOAuxController(core.link_layer))
            setattr(self.submodules, coreaux_name, coreaux)
            self.csr_devices.append(coreaux_name)

            memory_address = self.mem_map["drtioaux"] + 0x800 * i
            self.add_wb_slave(memory_address, 0x800, coreaux.bus)
            self.add_memory_region(memory_name,
                                   memory_address | self.shadow_base, 0x800)
        self.config["HAS_DRTIO"] = None
        self.config["HAS_DRTIO_ROUTING"] = None
        self.add_csr_group("drtio", drtio_csr_group)
        self.add_csr_group("drtioaux", drtioaux_csr_group)
        self.add_memory_group("drtioaux_mem", drtioaux_memory_group)

        rtio_clk_period = 1e9 / rtio_clk_freq
        gth0 = self.drtio_transceiver.gths[0]
        platform.add_period_constraint(gth0.txoutclk, rtio_clk_period / 2)
        platform.add_period_constraint(gth0.rxoutclk, rtio_clk_period)
        platform.add_false_path_constraints(self.crg.cd_sys.clk, gth0.txoutclk,
                                            gth0.rxoutclk)
        for gth in self.drtio_transceiver.gths[1:]:
            platform.add_period_constraint(gth.rxoutclk, rtio_clk_period)
            platform.add_false_path_constraints(self.crg.cd_sys.clk,
                                                gth0.txoutclk, gth.rxoutclk)

        self.rtio_channels = rtio_channels = []
        for i in range(4):
            phy = ttl_simple.Output(platform.request("user_led", i))
            self.submodules += phy
            rtio_channels.append(rtio.Channel.from_phy(phy))

        eem.DIO.add_std(self,
                        2,
                        ttl_simple.Output,
                        ttl_simple.Output,
                        iostandard="LVDS")
        eem.Urukul.add_std(self, 0, 1, ttl_simple.Output, iostandard="LVDS")
        eem.Zotino.add_std(self, 3, ttl_simple.Output, iostandard="LVDS")
        workaround_us_lvds_tristate(platform)

        self.config["HAS_RTIO_LOG"] = None
        self.config["RTIO_LOG_CHANNEL"] = len(rtio_channels)
        rtio_channels.append(rtio.LogChannel())

        self.submodules.rtio_moninj = rtio.MonInj(rtio_channels)
        self.csr_devices.append("rtio_moninj")

        self.submodules.rtio_core = rtio.Core(self.rtio_tsc, rtio_channels)
        self.csr_devices.append("rtio_core")

        self.submodules.rtio = rtio.KernelInitiator(self.rtio_tsc)
        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] + drtio_cri,
            enable_routing=True)
        self.register_kernel_cpu_csrdevice("cri_con")
        self.submodules.routing_table = rtio.RoutingTableAccess(self.cri_con)
        self.csr_devices.append("routing_table")
Пример #11
0
    def __init__(self, with_sawg, **kwargs):
        BaseSoC.__init__(self,
                         cpu_type="or1k",
                         sdram_controller_type="minicon",
                         l2_size=128 * 1024,
                         **kwargs)
        RTMCommon.__init__(self)
        add_identifier(self, suffix=".without-sawg" if not with_sawg else "")
        self.config["HMC830_REF"] = "150"

        platform = self.platform
        rtio_clk_freq = 150e6

        rtio_channels = []
        for i in range(4):
            phy = ttl_simple.Output(platform.request("user_led", i))
            self.submodules += phy
            rtio_channels.append(rtio.Channel.from_phy(phy))
        sma_io = platform.request("sma_io", 0)
        self.comb += sma_io.direction.eq(1)
        phy = ttl_serdes_ultrascale.Output(4, sma_io.level)
        self.submodules += phy
        rtio_channels.append(rtio.Channel.from_phy(phy))
        sma_io = platform.request("sma_io", 1)
        self.comb += sma_io.direction.eq(0)
        phy = ttl_serdes_ultrascale.InOut(4, sma_io.level)
        self.submodules += phy
        rtio_channels.append(rtio.Channel.from_phy(phy))

        self.submodules.ad9154_crg = jesd204_tools.UltrascaleCRG(
            platform, use_rtio_clock=True)
        if with_sawg:
            cls = AD9154
        else:
            cls = AD9154NoSAWG
        self.submodules.ad9154_0 = cls(platform, self.crg, self.ad9154_crg, 0)
        self.submodules.ad9154_1 = cls(platform, self.crg, self.ad9154_crg, 1)
        self.csr_devices.append("ad9154_crg")
        self.csr_devices.append("ad9154_0")
        self.csr_devices.append("ad9154_1")
        self.config["HAS_AD9154"] = None
        self.add_csr_group("ad9154", ["ad9154_0", "ad9154_1"])
        self.config["RTIO_FIRST_SAWG_CHANNEL"] = len(rtio_channels)
        rtio_channels.extend(
            rtio.Channel.from_phy(phy)
            for sawg in self.ad9154_0.sawgs + self.ad9154_1.sawgs
            for phy in sawg.phys)

        self.submodules.rtio_moninj = rtio.MonInj(rtio_channels)
        self.csr_devices.append("rtio_moninj")

        drtio_data_pads = [platform.request("sfp", 0)]
        if self.hw_rev == "v2.0":
            drtio_data_pads.append(platform.request("rtm_amc_link"))
        self.comb += platform.request("sfp_tx_disable", 0).eq(0)
        self.submodules.drtio_transceiver = gth_ultrascale.GTH(
            clock_pads=platform.request("cdr_clk_clean"),
            data_pads=drtio_data_pads,
            sys_clk_freq=self.clk_freq,
            rtio_clk_freq=rtio_clk_freq)
        self.csr_devices.append("drtio_transceiver")

        self.submodules.rtio_tsc = rtio.TSC("sync", glbl_fine_ts_width=3)

        rx0 = ClockDomainsRenamer({"rtio_rx": "rtio_rx0"})
        self.submodules.rx_synchronizer = rx0(XilinxRXSynchronizer())
        self.submodules.drtiosat = rx0(
            DRTIOSatellite(self.rtio_tsc, self.drtio_transceiver.channels[0],
                           self.rx_synchronizer))
        self.csr_devices.append("drtiosat")
        self.submodules.drtioaux0 = rx0(
            DRTIOAuxController(self.drtiosat.link_layer))
        self.csr_devices.append("drtioaux0")
        self.add_wb_slave(self.mem_map["drtioaux"], 0x800, self.drtioaux0.bus)
        self.add_memory_region("drtioaux0_mem",
                               self.mem_map["drtioaux"] | self.shadow_base,
                               0x800)
        self.config["HAS_DRTIO"] = None
        self.add_csr_group("drtioaux", ["drtioaux0"])
        self.add_memory_group("drtioaux_mem", ["drtioaux0_mem"])

        self.submodules.local_io = SyncRTIO(self.rtio_tsc, rtio_channels)
        self.comb += [
            self.drtiosat.cri.connect(self.local_io.cri),
            self.drtiosat.async_errors.eq(self.local_io.async_errors),
        ]

        self.config["RTIO_FREQUENCY"] = str(rtio_clk_freq / 1e6)
        self.submodules.siphaser = SiPhaser7Series(
            si5324_clkin=platform.request("si5324_clkin"),
            rx_synchronizer=self.rx_synchronizer,
            ultrascale=True,
            rtio_clk_freq=rtio_clk_freq)
        platform.add_false_path_constraints(self.crg.cd_sys.clk,
                                            self.siphaser.mmcm_freerun_output)
        self.csr_devices.append("siphaser")
        self.submodules.si5324_rst_n = gpio.GPIOOut(
            platform.request("si5324").rst_n)
        self.csr_devices.append("si5324_rst_n")
        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
        self.config["HAS_SI5324"] = None

        self.submodules.sysref_sampler = jesd204_tools.SysrefSampler(
            platform.request("dac_sysref"), self.rtio_tsc.coarse_ts)
        self.csr_devices.append("sysref_sampler")
        self.ad9154_0.jesd.core.register_jref(self.sysref_sampler.jref)
        self.ad9154_1.jesd.core.register_jref(self.sysref_sampler.jref)

        rtio_clk_period = 1e9 / rtio_clk_freq
        gth = self.drtio_transceiver.gths[0]
        platform.add_period_constraint(gth.txoutclk, rtio_clk_period / 2)
        platform.add_period_constraint(gth.rxoutclk, rtio_clk_period)
        platform.add_false_path_constraints(self.crg.cd_sys.clk, gth.txoutclk,
                                            gth.rxoutclk)

        # placeholder code to test I/O routing and standards
        if self.hw_rev == "v2.0":
            self.clock_domains.cd_ddmtd_helper = ClockDomain(reset_less=True)
            helper_clk = platform.request("ddmtd_helper_clk")
            self.specials += Instance("IBUFGDS",
                                      i_I=helper_clk.p,
                                      i_IB=helper_clk.n,
                                      o_O=self.cd_ddmtd_helper.clk)
            ddmtd = platform.request("ddmtd_results")
            self.sync.ddmtd_helper += platform.request("tp16").eq(
                ddmtd.rec_clk ^ ddmtd.main_xo)
Пример #12
0
    def __init__(self, gateware_identifier_str=None, sma_as_sat=False, **kwargs):
        BaseSoC.__init__(self,
                 cpu_type="or1k",
                 sdram_controller_type="minicon",
                 l2_size=128*1024,
                 integrated_sram_size=8192,
                 **kwargs)
        add_identifier(self, gateware_identifier_str=gateware_identifier_str)

        if isinstance(self.platform.toolchain, XilinxVivadoToolchain):
            self.platform.toolchain.bitstream_commands.extend([
                "set_property BITSTREAM.GENERAL.COMPRESS True [current_design]",
            ])
        if isinstance(self.platform.toolchain, XilinxISEToolchain):
            self.platform.toolchain.bitgen_opt += " -g compress"

        platform = self.platform

        self.comb += platform.request("sfp_tx_disable_n").eq(1)
        tx_pads = [
            platform.request("sfp_tx"), platform.request("user_sma_mgt_tx")
        ]
        rx_pads = [
            platform.request("sfp_rx"), platform.request("user_sma_mgt_rx")
        ]
        if sma_as_sat:
            tx_pads = tx_pads[::-1]
            rx_pads = rx_pads[::-1]

        # 1000BASE_BX10 Ethernet compatible, 125MHz RTIO clock
        self.submodules.drtio_transceiver = gtx_7series.GTX(
            clock_pads=platform.request("si5324_clkout"),
            tx_pads=tx_pads,
            rx_pads=rx_pads,
            sys_clk_freq=self.clk_freq)
        self.csr_devices.append("drtio_transceiver")

        self.submodules.rtio_tsc = rtio.TSC("sync", glbl_fine_ts_width=3)

        drtioaux_csr_group = []
        drtioaux_memory_group = []
        drtiorep_csr_group = []
        self.drtio_cri = []
        for i in range(len(self.drtio_transceiver.channels)):
            coreaux_name = "drtioaux" + str(i)
            memory_name = "drtioaux" + str(i) + "_mem"
            drtioaux_csr_group.append(coreaux_name)
            drtioaux_memory_group.append(memory_name)

            cdr = ClockDomainsRenamer({"rtio_rx": "rtio_rx" + str(i)})

            # Satellite
            if i == 0:
                self.submodules.rx_synchronizer = cdr(XilinxRXSynchronizer())
                core = cdr(DRTIOSatellite(
                    self.rtio_tsc, self.drtio_transceiver.channels[0], self.rx_synchronizer))
                self.submodules.drtiosat = core
                self.csr_devices.append("drtiosat")
            # Repeaters
            else:
                corerep_name = "drtiorep" + str(i-1)
                drtiorep_csr_group.append(corerep_name)
                core = cdr(DRTIORepeater(
                    self.rtio_tsc, self.drtio_transceiver.channels[i]))
                setattr(self.submodules, corerep_name, core)
                self.drtio_cri.append(core.cri)
                self.csr_devices.append(corerep_name)

            coreaux = cdr(DRTIOAuxController(core.link_layer))
            setattr(self.submodules, coreaux_name, coreaux)
            self.csr_devices.append(coreaux_name)

            memory_address = self.mem_map["drtioaux"] + 0x800*i
            self.add_wb_slave(memory_address, 0x800,
                              coreaux.bus)
            self.add_memory_region(memory_name, memory_address | self.shadow_base, 0x800)
        self.config["HAS_DRTIO"] = None
        self.config["HAS_DRTIO_ROUTING"] = None
        self.add_csr_group("drtioaux", drtioaux_csr_group)
        self.add_memory_group("drtioaux_mem", drtioaux_memory_group)
        self.add_csr_group("drtiorep", drtiorep_csr_group)

        self.config["RTIO_FREQUENCY"] = str(self.drtio_transceiver.rtio_clk_freq/1e6)
        # Si5324 Phaser
        self.submodules.siphaser = SiPhaser7Series(
            si5324_clkin=platform.request("si5324_clkin"),
            rx_synchronizer=self.rx_synchronizer,
            ultrascale=False,
            rtio_clk_freq=self.drtio_transceiver.rtio_clk_freq)
        platform.add_false_path_constraints(
            self.crg.cd_sys.clk, self.siphaser.mmcm_freerun_output)
        self.csr_devices.append("siphaser")
        self.submodules.si5324_rst_n = gpio.GPIOOut(platform.request("si5324").rst_n)
        self.csr_devices.append("si5324_rst_n")
        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
        self.config["HAS_SI5324"] = None

        self.comb += [
            platform.request("user_sma_clock_p").eq(ClockSignal("rtio_rx0")),
            platform.request("user_sma_clock_n").eq(ClockSignal("rtio"))
        ]

        rtio_clk_period = 1e9/self.drtio_transceiver.rtio_clk_freq
        # Constrain TX & RX timing for the first transceiver channel
        # (First channel acts as master for phase alignment for all channels' TX)
        gtx0 = self.drtio_transceiver.gtxs[0]
        platform.add_period_constraint(gtx0.txoutclk, rtio_clk_period)
        platform.add_period_constraint(gtx0.rxoutclk, rtio_clk_period)
        platform.add_false_path_constraints(
            self.crg.cd_sys.clk,
            gtx0.txoutclk, gtx0.rxoutclk)
        # Constrain RX timing for the each transceiver channel
        # (Each channel performs single-lane phase alignment for RX)
        for gtx in self.drtio_transceiver.gtxs[1:]:
            platform.add_period_constraint(gtx.rxoutclk, rtio_clk_period)
            platform.add_false_path_constraints(
                self.crg.cd_sys.clk, gtx.rxoutclk)

        rtio_channels = []
        for i in range(8):
            phy = ttl_simple.Output(platform.request("user_led", i))
            self.submodules += phy
            rtio_channels.append(rtio.Channel.from_phy(phy))
        for sma in "user_sma_gpio_p", "user_sma_gpio_n":
            phy = ttl_simple.InOut(platform.request(sma))
            self.submodules += phy
            rtio_channels.append(rtio.Channel.from_phy(phy))

        self.submodules.rtio_moninj = rtio.MonInj(rtio_channels)
        self.csr_devices.append("rtio_moninj")

        self.submodules.local_io = SyncRTIO(self.rtio_tsc, rtio_channels)
        self.comb += self.drtiosat.async_errors.eq(self.local_io.async_errors)
        self.submodules.cri_con = rtio.CRIInterconnectShared(
            [self.drtiosat.cri],
            [self.local_io.cri] + self.drtio_cri,
            mode="sync", enable_routing=True)
        self.csr_devices.append("cri_con")
        self.submodules.routing_table = rtio.RoutingTableAccess(self.cri_con)
        self.csr_devices.append("routing_table")
Пример #13
0
    def __init__(self, jdcg_type, **kwargs):
        SatelliteBase.__init__(self,
                               150e6,
                               identifier_suffix="." + jdcg_type,
                               **kwargs)

        platform = self.platform

        self.submodules += RTMUARTForward(platform)

        # RTM bitstream upload
        slave_fpga_cfg = self.platform.request("rtm_fpga_cfg")
        self.submodules.slave_fpga_cfg = gpio.GPIOTristate([
            slave_fpga_cfg.cclk,
            slave_fpga_cfg.din,
            slave_fpga_cfg.done,
            slave_fpga_cfg.init_b,
            slave_fpga_cfg.program_b,
        ])
        self.csr_devices.append("slave_fpga_cfg")
        self.config["SLAVE_FPGA_GATEWARE"] = 0x200000

        rtio_channels = []
        for i in range(4):
            phy = ttl_simple.Output(platform.request("user_led", i))
            self.submodules += phy
            rtio_channels.append(rtio.Channel.from_phy(phy))
        mcx_io = platform.request("mcx_io", 0)
        phy = ttl_serdes_ultrascale.InOut(4, mcx_io.level)
        self.comb += mcx_io.direction.eq(phy.oe)
        self.submodules += phy
        rtio_channels.append(rtio.Channel.from_phy(phy))
        mcx_io = platform.request("mcx_io", 1)
        phy = ttl_serdes_ultrascale.InOut(4, mcx_io.level)
        self.comb += mcx_io.direction.eq(phy.oe)
        self.submodules += phy
        rtio_channels.append(rtio.Channel.from_phy(phy))

        self.submodules.jesd_crg = jesd204_tools.UltrascaleCRG(
            platform, use_rtio_clock=True)
        cls = {
            "sawg": JDCGSAWG,
            "pattern": JDCGPattern,
            "syncdds": JDCGSyncDDS
        }[jdcg_type]
        self.submodules.jdcg_0 = cls(platform, self.crg, self.jesd_crg, 0)
        self.submodules.jdcg_1 = cls(platform, self.crg, self.jesd_crg, 1)
        self.csr_devices.append("jesd_crg")
        self.csr_devices.append("jdcg_0")
        self.csr_devices.append("jdcg_1")
        self.config["HAS_JDCG"] = None
        self.add_csr_group("jdcg", ["jdcg_0", "jdcg_1"])
        self.config["RTIO_FIRST_SAWG_CHANNEL"] = len(rtio_channels)
        rtio_channels.extend(
            rtio.Channel.from_phy(phy)
            for sawg in self.jdcg_0.sawgs + self.jdcg_1.sawgs
            for phy in sawg.phys)

        self.add_rtio(rtio_channels)

        self.submodules.sysref_sampler = jesd204_tools.SysrefSampler(
            platform.request("amc_fpga_sysref", 0), self.rtio_tsc.coarse_ts)
        self.csr_devices.append("sysref_sampler")
        self.jdcg_0.jesd.core.register_jref(self.sysref_sampler.jref)
        self.jdcg_1.jesd.core.register_jref(self.sysref_sampler.jref)
        if jdcg_type == "syncdds":
            self.comb += [
                self.jdcg_0.coarse_ts.eq(self.rtio_tsc.coarse_ts),
                self.jdcg_1.coarse_ts.eq(self.rtio_tsc.coarse_ts),
            ]
Пример #14
0
    def __init__(self, rtio_clk_freq=150e6, **kwargs):
        MiniSoC.__init__(self,
                         cpu_type="or1k",
                         sdram_controller_type="minicon",
                         l2_size=128*1024,
                         ethmac_nrxslots=4,
                         ethmac_ntxslots=4,
                         **kwargs)
        AMPSoC.__init__(self)
        add_identifier(self)

        platform = self.platform

        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
        self.config["HAS_SI5324"] = None
        self.config["SI5324_SOFT_RESET"] = None
        self.config["SI5324_AS_SYNTHESIZER"] = None
        self.config["RTIO_FREQUENCY"] = str(rtio_clk_freq/1e6)

        sfp_ctls = [platform.request("sfp_ctl", i) for i in range(1, 3)]
        self.comb += [sc.tx_disable.eq(0) for sc in sfp_ctls]
        self.submodules.drtio_transceiver = gtp_7series.GTP(
            qpll_channel=self.drtio_qpll_channel,
            data_pads=[platform.request("sfp", i) for i in range(1, 3)],
            sys_clk_freq=self.clk_freq,
            rtio_clk_freq=rtio_clk_freq)
        self.csr_devices.append("drtio_transceiver")
        self.sync += self.disable_si5324_ibuf.eq(
            ~self.drtio_transceiver.stable_clkin.storage)
        self.comb += [sfp_ctl.led.eq(channel.rx_ready)
            for sfp_ctl, channel in zip(sfp_ctls, self.drtio_transceiver.channels)]

        self.submodules.rtio_tsc = rtio.TSC("async", glbl_fine_ts_width=3)

        drtio_csr_group = []
        drtioaux_csr_group = []
        drtioaux_memory_group = []
        self.drtio_cri = []
        for i in range(2):
            core_name = "drtio" + str(i)
            coreaux_name = "drtioaux" + str(i)
            memory_name = "drtioaux" + str(i) + "_mem"
            drtio_csr_group.append(core_name)
            drtioaux_csr_group.append(coreaux_name)
            drtioaux_memory_group.append(memory_name)

            cdr = ClockDomainsRenamer({"rtio_rx": "rtio_rx" + str(i)})

            core = cdr(DRTIOMaster(self.rtio_tsc, self.drtio_transceiver.channels[i]))
            setattr(self.submodules, core_name, core)
            self.drtio_cri.append(core.cri)
            self.csr_devices.append(core_name)

            coreaux = cdr(DRTIOAuxController(core.link_layer))
            setattr(self.submodules, coreaux_name, coreaux)
            self.csr_devices.append(coreaux_name)

            memory_address = self.mem_map["drtioaux"] + 0x800*i
            self.add_wb_slave(memory_address, 0x800,
                              coreaux.bus)
            self.add_memory_region(memory_name, memory_address | self.shadow_base, 0x800)
        self.config["HAS_DRTIO"] = None
        self.config["HAS_DRTIO_ROUTING"] = None
        self.add_csr_group("drtio", drtio_csr_group)
        self.add_csr_group("drtioaux", drtioaux_csr_group)
        self.add_memory_group("drtioaux_mem", drtioaux_memory_group)

        rtio_clk_period = 1e9/rtio_clk_freq
        gtp = self.drtio_transceiver.gtps[0]
        platform.add_period_constraint(gtp.txoutclk, rtio_clk_period)
        platform.add_period_constraint(gtp.rxoutclk, rtio_clk_period)
        platform.add_false_path_constraints(
            self.crg.cd_sys.clk,
            gtp.txoutclk, gtp.rxoutclk)
        for gtp in self.drtio_transceiver.gtps[1:]:
            platform.add_period_constraint(gtp.rxoutclk, rtio_clk_period)
            platform.add_false_path_constraints(
                self.crg.cd_sys.clk, gtp.rxoutclk)

        self.submodules.rtio_crg = _RTIOClockMultiplier(rtio_clk_freq)
        self.csr_devices.append("rtio_crg")
        fix_serdes_timing_path(platform)
Пример #15
0
    def __init__(self, jdcg_type, **kwargs):
        SatelliteBase.__init__(self, 150e6,
            identifier_suffix="." + jdcg_type,
            **kwargs)

        platform = self.platform

        self.submodules += RTMUARTForward(platform)

        # RTM bitstream upload
        slave_fpga_cfg = self.platform.request("rtm_fpga_cfg")
        self.submodules.slave_fpga_cfg = gpio.GPIOTristate([
            slave_fpga_cfg.cclk,
            slave_fpga_cfg.din,
            slave_fpga_cfg.done,
            slave_fpga_cfg.init_b,
            slave_fpga_cfg.program_b,
        ])
        self.csr_devices.append("slave_fpga_cfg")
        self.config["SLAVE_FPGA_GATEWARE"] = 0x200000

        self.rtio_channels = rtio_channels = []
        for i in range(4):
            phy = ttl_simple.Output(platform.request("user_led", i))
            self.submodules += phy
            rtio_channels.append(rtio.Channel.from_phy(phy))
        mcx_io = platform.request("mcx_io", 0)
        phy = ttl_serdes_ultrascale.InOut(4, mcx_io.level)
        self.comb += mcx_io.direction.eq(phy.oe)
        self.submodules += phy
        rtio_channels.append(rtio.Channel.from_phy(phy))
        mcx_io = platform.request("mcx_io", 1)
        phy = ttl_serdes_ultrascale.InOut(4, mcx_io.level)
        self.comb += mcx_io.direction.eq(phy.oe)
        self.submodules += phy
        rtio_channels.append(rtio.Channel.from_phy(phy))

        self.submodules.jesd_crg = jesd204_tools.UltrascaleCRG(
            platform, use_rtio_clock=True)
        cls = {
            "sawg": JDCGSAWG,
            "pattern": JDCGPattern,
            "syncdds": JDCGSyncDDS
        }[jdcg_type]
        self.submodules.jdcg_0 = cls(platform, self.crg, self.jesd_crg, 0)
        self.submodules.jdcg_1 = cls(platform, self.crg, self.jesd_crg, 1)
        self.csr_devices.append("jesd_crg")
        self.csr_devices.append("jdcg_0")
        self.csr_devices.append("jdcg_1")
        self.config["HAS_JDCG"] = None
        self.add_csr_group("jdcg", ["jdcg_0", "jdcg_1"])
        self.config["RTIO_FIRST_SAWG_CHANNEL"] = len(rtio_channels)
        rtio_channels.extend(rtio.Channel.from_phy(phy)
                                for sawg in self.jdcg_0.sawgs +
                                            self.jdcg_1.sawgs
                                for phy in sawg.phys)

        # FMC-VHDCI-EEM DIOs x 2 (all OUTPUTs)
        platform.add_connectors(fmcdio_vhdci_eem.connectors)
        output_4x = partial(ttl_serdes_ultrascale.Output, 4)
        eem.DIO.add_std(self, 0,
            output_4x, output_4x,
            iostandard=lambda eem: IOStandard("LVDS"))
        eem.DIO.add_std(self, 1,
            output_4x, output_4x,
            iostandard=lambda eem: IOStandard("LVDS"))
        # FMC-DIO-32ch-LVDS-a Direction Control Pins (via shift register) as TTLs x 3
        platform.add_extension(fmcdio_vhdci_eem.io)
        print("fmcdio_vhdci_eem.[CLK, SER, LATCH] starting at RTIO channel 0x{:06x}"
              .format(len(rtio_channels)))
        fmcdio_dirctl = platform.request("fmcdio_dirctl", 0)
        fmcdio_dirctl_phys = [
            ttl_simple.Output(fmcdio_dirctl.clk),
            ttl_simple.Output(fmcdio_dirctl.ser),
            ttl_simple.Output(fmcdio_dirctl.latch)
        ]
        for phy in fmcdio_dirctl_phys:
            self.submodules += phy
            rtio_channels.append(rtio.Channel.from_phy(phy))
        workaround_us_lvds_tristate(platform)

        self.add_rtio(rtio_channels)

        self.submodules.sysref_sampler = jesd204_tools.SysrefSampler(
            platform.request("amc_fpga_sysref", 0), self.rtio_tsc.coarse_ts)
        self.csr_devices.append("sysref_sampler")
        self.jdcg_0.jesd.core.register_jref(self.sysref_sampler.jref)
        self.jdcg_1.jesd.core.register_jref(self.sysref_sampler.jref)
        if jdcg_type == "syncdds":
            self.comb += [
                self.jdcg_0.coarse_ts.eq(self.rtio_tsc.coarse_ts),
                self.jdcg_1.coarse_ts.eq(self.rtio_tsc.coarse_ts),
            ]
Пример #16
0
    def __init__(self, **kwargs):
        BaseSoC.__init__(self,
                 cpu_type="or1k",
                 sdram_controller_type="minicon",
                 l2_size=128*1024,
                 ident=artiq_version,
                 **kwargs)

        platform = self.platform

        rtio_channels = []
        for i in range(8):
            phy = ttl_simple.Output(platform.request("user_led", i))
            self.submodules += phy
            rtio_channels.append(rtio.Channel.from_phy(phy))
        for sma in "user_sma_gpio_p", "user_sma_gpio_n":
            phy = ttl_simple.InOut(platform.request(sma))
            self.submodules += phy
            rtio_channels.append(rtio.Channel.from_phy(phy))

        self.submodules.rtio_moninj = rtio.MonInj(rtio_channels)
        self.csr_devices.append("rtio_moninj")

        self.comb += platform.request("sfp_tx_disable_n").eq(1)

        # 1000BASE_BX10 Ethernet compatible, 62.5MHz RTIO clock
        self.submodules.transceiver = gtx_7series.GTX_1000BASE_BX10(
            clock_pads=platform.request("si5324_clkout"),
            tx_pads=platform.request("sfp_tx"),
            rx_pads=platform.request("sfp_rx"),
            sys_clk_freq=self.clk_freq)
        rx0 = ClockDomainsRenamer({"rtio_rx": "rtio_rx0"})
        self.submodules.rx_synchronizer0 = rx0(gtx_7series.RXSynchronizer(
            self.transceiver.rtio_clk_freq, initial_phase=180.0))
        self.submodules.drtio0 = rx0(DRTIOSatellite(
            self.transceiver.channels[0], rtio_channels, self.rx_synchronizer0))
        self.csr_devices.append("rx_synchronizer0")
        self.csr_devices.append("drtio0")
        self.add_wb_slave(self.mem_map["drtio_aux"], 0x800,
                          self.drtio0.aux_controller.bus)
        self.add_memory_region("drtio0_aux", self.mem_map["drtio_aux"] | self.shadow_base, 0x800)
        self.config["HAS_DRTIO"] = None
        self.add_csr_group("drtio", ["drtio0"])
        self.add_memory_group("drtio_aux", ["drtio0_aux"])

        self.config["RTIO_FREQUENCY"] = str(self.transceiver.rtio_clk_freq/1e6)
        si5324_clkin = platform.request("si5324_clkin")
        self.specials += \
            Instance("OBUFDS",
                i_I=ClockSignal("rtio_rx0"),
                o_O=si5324_clkin.p, o_OB=si5324_clkin.n
            )
        self.submodules.si5324_rst_n = gpio.GPIOOut(platform.request("si5324").rst_n)
        self.csr_devices.append("si5324_rst_n")
        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
        self.config["HAS_SI5324"] = None

        platform.add_extension(ad9154_fmc_ebz)
        ad9154_spi = platform.request("ad9154_spi")
        self.comb += ad9154_spi.en.eq(1)
        self.submodules.converter_spi = spi_csr.SPIMaster(ad9154_spi)
        self.csr_devices.append("converter_spi")

        self.comb += [
            platform.request("user_sma_clock_p").eq(ClockSignal("rtio_rx0")),
            platform.request("user_sma_clock_n").eq(ClockSignal("rtio"))
        ]

        rtio_clk_period = 1e9/self.transceiver.rtio_clk_freq
        platform.add_period_constraint(self.transceiver.txoutclk, rtio_clk_period)
        platform.add_period_constraint(self.transceiver.rxoutclk, rtio_clk_period)
        platform.add_false_path_constraints(
            platform.lookup_request("clk200"),
            self.transceiver.txoutclk, self.transceiver.rxoutclk)
Пример #17
0
    def __init__(self, with_sawg, **kwargs):
        MiniSoC.__init__(self,
                         cpu_type="or1k",
                         sdram_controller_type="minicon",
                         l2_size=128 * 1024,
                         ident=artiq_version,
                         ethmac_nrxslots=4,
                         ethmac_ntxslots=4,
                         **kwargs)
        AMPSoC.__init__(self)

        if with_sawg:
            warnings.warn("SAWG is not implemented yet with DRTIO, ignoring.")

        platform = self.platform
        rtio_clk_freq = 150e6

        self.submodules += Microscope(platform.request("serial", 1),
                                      self.clk_freq)

        # Si5324 used as a free-running oscillator, to avoid dependency on RTM.
        self.submodules.si5324_rst_n = gpio.GPIOOut(
            platform.request("si5324").rst_n)
        self.csr_devices.append("si5324_rst_n")
        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
        self.config["HAS_SI5324"] = None
        self.config["SI5324_AS_SYNTHESIZER"] = None
        self.config["RTIO_FREQUENCY"] = str(rtio_clk_freq / 1e6)

        self.comb += [
            platform.request("sfp_tx_disable", i).eq(0) for i in range(2)
        ]
        self.submodules.drtio_transceiver = gth_ultrascale.GTH(
            clock_pads=platform.request("si5324_clkout"),
            data_pads=[platform.request("sfp", i) for i in range(2)],
            sys_clk_freq=self.clk_freq,
            rtio_clk_freq=rtio_clk_freq)
        self.csr_devices.append("drtio_transceiver")

        drtio_csr_group = []
        drtio_memory_group = []
        drtio_cri = []
        for i in range(2):
            core_name = "drtio" + str(i)
            memory_name = "drtio" + str(i) + "_aux"
            drtio_csr_group.append(core_name)
            drtio_memory_group.append(memory_name)

            core = ClockDomainsRenamer({"rtio_rx": "rtio_rx" + str(i)})(
                DRTIOMaster(self.drtio_transceiver.channels[i]))
            setattr(self.submodules, core_name, core)
            drtio_cri.append(core.cri)
            self.csr_devices.append(core_name)

            memory_address = self.mem_map["drtio_aux"] + 0x800 * i
            self.add_wb_slave(memory_address, 0x800, core.aux_controller.bus)
            self.add_memory_region(memory_name,
                                   memory_address | self.shadow_base, 0x800)
        self.config["HAS_DRTIO"] = None
        self.add_csr_group("drtio", drtio_csr_group)
        self.add_memory_group("drtio_aux", drtio_memory_group)

        rtio_clk_period = 1e9 / rtio_clk_freq
        gth = self.drtio_transceiver.gths[0]
        platform.add_period_constraint(gth.txoutclk, rtio_clk_period)
        platform.add_period_constraint(gth.rxoutclk, rtio_clk_period)
        platform.add_false_path_constraints(self.crg.cd_sys.clk, gth.txoutclk,
                                            gth.rxoutclk)
        for gth in self.drtio_transceiver.gths[1:]:
            platform.add_period_constraint(gth.rxoutclk, rtio_clk_period)
            platform.add_false_path_constraints(self.crg.cd_sys.clk,
                                                gth.rxoutclk)

        rtio_channels = []
        for i in range(4):
            phy = ttl_simple.Output(platform.request("user_led", i))
            self.submodules += phy
            rtio_channels.append(rtio.Channel.from_phy(phy))
        sma_io = platform.request("sma_io", 0)
        self.comb += sma_io.direction.eq(1)
        phy = ttl_simple.Output(sma_io.level)
        self.submodules += phy
        rtio_channels.append(rtio.Channel.from_phy(phy))
        sma_io = platform.request("sma_io", 1)
        self.comb += sma_io.direction.eq(0)
        phy = ttl_simple.InOut(sma_io.level)
        self.submodules += phy
        rtio_channels.append(rtio.Channel.from_phy(phy))

        self.submodules.rtio_moninj = rtio.MonInj(rtio_channels)
        self.csr_devices.append("rtio_moninj")

        self.submodules.rtio_core = rtio.Core(rtio_channels,
                                              glbl_fine_ts_width=3)
        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] + drtio_cri)
        self.register_kernel_cpu_csrdevice("cri_con")
Пример #18
0
    def __init__(self, with_sawg, **kwargs):
        BaseSoC.__init__(self,
                 cpu_type="or1k",
                 sdram_controller_type="minicon",
                 l2_size=128*1024,
                 **kwargs)
        RTMCommon.__init__(self)
        add_identifier(self, suffix=".without-sawg" if not with_sawg else "")
        self.config["HMC830_REF"] = "150"

        platform = self.platform
        rtio_clk_freq = 150e6

        rtio_channels = []
        for i in range(4):
            phy = ttl_simple.Output(platform.request("user_led", i))
            self.submodules += phy
            rtio_channels.append(rtio.Channel.from_phy(phy))
        sma_io = platform.request("sma_io", 0)
        self.comb += sma_io.direction.eq(1)
        phy = ttl_simple.Output(sma_io.level)
        self.submodules += phy
        rtio_channels.append(rtio.Channel.from_phy(phy))
        sma_io = platform.request("sma_io", 1)
        self.comb += sma_io.direction.eq(0)
        phy = ttl_simple.InOut(sma_io.level)
        self.submodules += phy
        rtio_channels.append(rtio.Channel.from_phy(phy))

        self.submodules.ad9154_crg = jesd204_tools.UltrascaleCRG(
            platform, use_rtio_clock=True)
        if with_sawg:
            cls = AD9154
        else:
            cls = AD9154NoSAWG
        self.submodules.ad9154_0 = cls(platform, self.crg, self.ad9154_crg, 0)
        self.submodules.ad9154_1 = cls(platform, self.crg, self.ad9154_crg, 1)
        self.csr_devices.append("ad9154_crg")
        self.csr_devices.append("ad9154_0")
        self.csr_devices.append("ad9154_1")
        self.config["HAS_AD9154"] = None
        self.add_csr_group("ad9154", ["ad9154_0", "ad9154_1"])
        self.config["RTIO_FIRST_SAWG_CHANNEL"] = len(rtio_channels)
        rtio_channels.extend(rtio.Channel.from_phy(phy)
                                for sawg in self.ad9154_0.sawgs +
                                            self.ad9154_1.sawgs
                                for phy in sawg.phys)

        self.submodules.rtio_moninj = rtio.MonInj(rtio_channels)
        self.csr_devices.append("rtio_moninj")

        self.comb += platform.request("sfp_tx_disable", 0).eq(0)
        self.submodules.drtio_transceiver = gth_ultrascale.GTH(
            clock_pads=platform.request("si5324_clkout"),
            data_pads=[platform.request("sfp", 0)],
            sys_clk_freq=self.clk_freq,
            rtio_clk_freq=rtio_clk_freq)
        self.csr_devices.append("drtio_transceiver")

        self.rtio_tsc = rtio.TSC("sync", glbl_fine_ts_width=3)

        rx0 = ClockDomainsRenamer({"rtio_rx": "rtio_rx0"})
        self.submodules.rx_synchronizer = rx0(XilinxRXSynchronizer())
        self.submodules.drtiosat = rx0(DRTIOSatellite(
            self.rtio_tsc, self.drtio_transceiver.channels[0],
            self.rx_synchronizer))
        self.csr_devices.append("drtiosat")
        self.submodules.drtioaux0 = rx0(DRTIOAuxController(
            self.drtiosat.link_layer))
        self.csr_devices.append("drtioaux0")
        self.add_wb_slave(self.mem_map["drtioaux"], 0x800,
                          self.drtioaux0.bus)
        self.add_memory_region("drtioaux0_mem", self.mem_map["drtioaux"] | self.shadow_base, 0x800)
        self.config["HAS_DRTIO"] = None
        self.add_csr_group("drtioaux", ["drtioaux0"])
        self.add_memory_group("drtioaux_mem", ["drtioaux0_mem"])

        self.submodules.local_io = SyncRTIO(self.rtio_tsc, rtio_channels)
        self.comb += [
            self.drtiosat.cri.connect(self.local_io.cri),
            self.drtiosat.async_errors.eq(self.local_io.async_errors),
        ]

        self.config["RTIO_FREQUENCY"] = str(rtio_clk_freq/1e6)
        self.submodules.siphaser = SiPhaser7Series(
            si5324_clkin=platform.request("si5324_clkin"),
            si5324_clkout_fabric=platform.request("si5324_clkout_fabric"))
        platform.add_platform_command("set_property CLOCK_DEDICATED_ROUTE FALSE [get_nets {mmcm_ps}]",
            mmcm_ps=self.siphaser.mmcm_ps_output)
        platform.add_false_path_constraints(
            self.crg.cd_sys.clk, self.siphaser.mmcm_freerun_output)
        self.csr_devices.append("siphaser")
        self.submodules.si5324_rst_n = gpio.GPIOOut(platform.request("si5324").rst_n)
        self.csr_devices.append("si5324_rst_n")
        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
        self.config["HAS_SI5324"] = None

        self.submodules.sysref_sampler = jesd204_tools.SysrefSampler(
            self.rtio_tsc.coarse_ts, self.ad9154_crg.jref)
        self.csr_devices.append("sysref_sampler")

        rtio_clk_period = 1e9/rtio_clk_freq
        gth = self.drtio_transceiver.gths[0]
        platform.add_period_constraint(gth.txoutclk, rtio_clk_period)
        platform.add_period_constraint(gth.rxoutclk, rtio_clk_period)
        platform.add_false_path_constraints(
            self.crg.cd_sys.clk,
            gth.txoutclk, gth.rxoutclk)
Пример #19
0
    def __init__(self, with_sawg, **kwargs):
        MiniSoC.__init__(self,
                         cpu_type="or1k",
                         sdram_controller_type="minicon",
                         l2_size=128*1024,
                         ethmac_nrxslots=4,
                         ethmac_ntxslots=4,
                         **kwargs)
        AMPSoC.__init__(self)
        RTMCommon.__init__(self)
        add_identifier(self, suffix=".without-sawg" if not with_sawg else "")
        self.config["HMC830_REF"] = "100"

        platform = self.platform

        self.submodules.si5324_rst_n = gpio.GPIOOut(platform.request("si5324").rst_n)
        self.csr_devices.append("si5324_rst_n")
        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
        self.config["HAS_SI5324"] = None
        self.config["SI5324_AS_SYNTHESIZER"] = None
        self.config["SI5324_SAYMA_REF"] = None
        # ensure pins are properly biased and terminated
        si5324_clkout = platform.request("si5324_clkout", 0)
        self.specials += Instance(
            "IBUFDS_GTE3", i_CEB=0, i_I=si5324_clkout.p, i_IB=si5324_clkout.n,
            attr={("DONT_TOUCH", "true")})

        # RTIO
        rtio_channels = []
        for i in range(4):
            phy = ttl_simple.Output(platform.request("user_led", i))
            self.submodules += phy
            rtio_channels.append(rtio.Channel.from_phy(phy))
        sma_io = platform.request("sma_io", 0)
        self.comb += sma_io.direction.eq(1)
        phy = ttl_simple.Output(sma_io.level)
        self.submodules += phy
        rtio_channels.append(rtio.Channel.from_phy(phy))
        sma_io = platform.request("sma_io", 1)
        self.comb += sma_io.direction.eq(0)
        phy = ttl_simple.InOut(sma_io.level)
        self.submodules += phy
        rtio_channels.append(rtio.Channel.from_phy(phy))

        self.submodules.ad9154_crg = jesd204_tools.UltrascaleCRG(platform)
        if with_sawg:
            cls = AD9154
        else:
            cls = AD9154NoSAWG
        self.submodules.ad9154_0 = cls(platform, self.crg, self.ad9154_crg, 0)
        self.submodules.ad9154_1 = cls(platform, self.crg, self.ad9154_crg, 1)
        self.csr_devices.append("ad9154_crg")
        self.csr_devices.append("ad9154_0")
        self.csr_devices.append("ad9154_1")
        self.config["HAS_AD9154"] = None
        self.add_csr_group("ad9154", ["ad9154_0", "ad9154_1"])
        self.config["RTIO_FIRST_SAWG_CHANNEL"] = len(rtio_channels)
        rtio_channels.extend(rtio.Channel.from_phy(phy)
                                for sawg in self.ad9154_0.sawgs +
                                            self.ad9154_1.sawgs
                                for phy in sawg.phys)

        self.config["HAS_RTIO_LOG"] = None
        self.config["RTIO_LOG_CHANNEL"] = len(rtio_channels)
        rtio_channels.append(rtio.LogChannel())

        self.clock_domains.cd_rtio = ClockDomain()
        self.comb += [
            self.cd_rtio.clk.eq(ClockSignal("jesd")),
            self.cd_rtio.rst.eq(ResetSignal("jesd"))
        ]
        self.submodules.rtio_tsc = rtio.TSC("async")
        self.submodules.rtio_core = rtio.Core(self.rtio_tsc, rtio_channels)
        self.csr_devices.append("rtio_core")
        self.submodules.rtio = rtio.KernelInitiator(self.rtio_tsc)
        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.submodules.rtio_analyzer = rtio.Analyzer(self.rtio_tsc, self.rtio_core.cri,
                                                      self.get_native_sdram_if())
        self.csr_devices.append("rtio_analyzer")

        self.submodules.sysref_sampler = jesd204_tools.SysrefSampler(
            self.rtio_tsc.coarse_ts, self.ad9154_crg.jref)
        self.csr_devices.append("sysref_sampler")
Пример #20
0
    def add_std(cls,
                target,
                fmc,
                iostd_single,
                iostd_diff,
                with_trig=False,
                adc_daq_samples=1024,
                tdc_daq_samples=1024):
        cls.add_extension(target, fmc, iostd_single, iostd_diff)

        # CFD DAC I2C

        dac_i2c = target.platform.request(cls.signal_name("dac_i2c", fmc))
        bus_id = target.add_i2c_bus(dac_i2c.scl, dac_i2c.sda,
                                    f"FMC{fmc} DAC I2C")
        target.submodules.i2c = gpio.GPIOTristate([dac_i2c.scl, dac_i2c.sda])
        target.csr_devices.append("i2c")

        for i, address in enumerate([0x48, 0x49]):
            target.register_coredevice(device_id=f"fmc{fmc}_cfd_offset_dac{i}",
                                       module="elhep_cores.coredevice.dac7578",
                                       class_name="DAC7578",
                                       arguments={
                                           "busno": 0,
                                           "address": address << 1
                                       })  # FIXME: use valid bus id

        # IOs

        for i in range(4):
            pads = target.platform.request(cls.signal_name("tdc_dis", fmc), i)
            phy = Output(pads.p, pads.n)
            target.submodules += phy
            target.add_rtio_channels(channel=rtio.Channel.from_phy(phy),
                                     device_id=f"fmc{fmc}_tdc_dis{i}",
                                     module="artiq.coredevice.ttl",
                                     class_name="TTLOut")

        for sn in [
                "idx_in", "adc_resetn", "adc_sync", "trig_term", "trig_dir",
                "ref_sel", "idx_src_sel"
        ]:
            pads = target.platform.request(cls.signal_name(sn, fmc), 0)
            if hasattr(pads, "p"):
                phy = Output(pads.p, pads.n)
            else:
                phy = Output(pads)
            target.submodules += phy
            target.add_rtio_channels(channel=rtio.Channel.from_phy(phy),
                                     device_id=f"fmc{fmc}_{sn}",
                                     module="artiq.coredevice.ttl",
                                     class_name="TTLOut")

        # SPI Configuration interfaces

        tdc_spi = target.platform.request(cls.signal_name("tdc_spi", fmc), 0)
        tdc_spi_pads = Signal()
        tdc_spi_pads.clk = tdc_spi.sck
        tdc_spi_pads.miso = tdc_spi.miso
        tdc_spi_pads.mosi = tdc_spi.mosi
        tdc_spi_pads.cs_n = Signal(5)

        phy = SPIMaster(tdc_spi_pads)
        target.submodules += phy
        target.add_rtio_channels(channel=rtio.Channel.from_phy(phy),
                                 device_id=f"fmc{fmc}_tdc_spi",
                                 module="artiq.coredevice.spi2",
                                 class_name="SPIMaster")

        adc_spi = target.platform.request(cls.signal_name("adc_spi", fmc), 0)
        adc_spi_pads = Signal()
        adc_spi_pads.clk = adc_spi.sck
        adc_spi_pads.miso = adc_spi.miso
        adc_spi_pads.mosi = adc_spi.mosi
        adc_spi_pads.cs_n = Signal(2)

        phy = SPIMaster(adc_spi_pads)
        target.submodules += phy
        target.add_rtio_channels(channel=rtio.Channel.from_phy(phy),
                                 device_id=f"fmc{fmc}_adc_spi",
                                 module="artiq.coredevice.spi2",
                                 class_name="SPIMaster")

        csn_pads = [
            *[
                target.platform.request(cls.signal_name("tdc_spi_csn", fmc), i)
                for i in range(5)
            ], *[
                target.platform.request(cls.signal_name("adc_spi_csn", fmc), i)
                for i in range(2)
            ]
        ]

        for i, pad in enumerate(csn_pads):
            phy = Output(pad)
            target.submodules += phy
            target.add_rtio_channels(channel=rtio.Channel.from_phy(phy),
                                     device_id=f"fmc{fmc}_csn{i}",
                                     module="artiq.coredevice.ttl",
                                     class_name="TTLOut")

        # Clocking

        target.register_coredevice(device_id=f"fmc{fmc}_clock_dist",
                                   module="elhep_cores.coredevice.ad9528",
                                   class_name="AD9528",
                                   arguments={
                                       "spi_device": f"fmc{fmc}_tdc_spi",
                                       "chip_select": f"fmc{fmc}_csn4"
                                   })

        # ADC

        for adc_id in range(2):
            dclk_name = "fmc{}_adc{}_dclk".format(fmc, adc_id)
            adc_lclk = target.platform.request(
                cls.signal_name("adc_out_lclk", fmc), adc_id)
            phy = ADS5296A_XS7(adclk_i=target.platform.request(
                cls.signal_name("adc_out_adclk", fmc), adc_id),
                               lclk_i=adc_lclk,
                               dat_i=[
                                   target.platform.request(
                                       cls.signal_name(
                                           "adc_out_out{}".format(i), fmc),
                                       adc_id) for i in range(8)
                               ])
            target.platform.add_period_constraint(adc_lclk.p, 2.)
            target.platform.add_period_constraint(phy.cd_adclk_clkdiv.clk, 10.)
            target.platform.add_period_constraint(phy.lclk_bufio, 2.)
            target.platform.add_period_constraint(phy.lclk, 10.)
            phy_renamed_cd = ClockDomainsRenamer({"adclk_clkdiv":
                                                  dclk_name})(phy)
            setattr(target.submodules, "fmc{}_adc{}_phy".format(fmc, adc_id),
                    phy_renamed_cd)
            target.add_rtio_channels(
                channel=rtio.Channel.from_phy(phy.csr),
                device_id=f"fmc{fmc}_adc{adc_id}_phycsr",
                module="elhep_cores.coredevice.rtlink_csr",
                class_name="RtlinkCsr",
                arguments={"regs": phy.csr.regs})

            target.register_coredevice(
                device_id=f"fmc{fmc}_adc{adc_id}_control",
                module="elhep_cores.coredevice.ads5296a",
                class_name="ADS5296A",
                arguments={
                    "spi_device": f"fmc{fmc}_adc_spi",
                    "phy_csr": f"fmc{fmc}_adc{adc_id}_phycsr",
                    "chip_select": f"fmc{fmc}_csn{adc_id+5}",
                    "spi_freq": 500_000
                })

        # TDC

        for tdc_id in range(4):
            dclk_name = "fmc{}_tdc{}_dclk".format(fmc, tdc_id)
            fs = [
                target.platform.request(
                    cls.signal_name("tdc_out_frame{}".format(i), fmc), tdc_id)
                for i in range(4)
            ]
            ds = [
                target.platform.request(
                    cls.signal_name("tdc_out_sdo{}".format(i), fmc), tdc_id)
                for i in range(4)
            ]
            phy = TdcGpx2Phy(data_clk_i=target.platform.request(
                cls.signal_name("tdc_out_lclkout", fmc), tdc_id),
                             frame_signals_i=fs,
                             data_signals_i=ds)
            target.platform.add_period_constraint(phy.cd_dclk.clk, 4.)
            phy_renamed_cd = ClockDomainsRenamer({"dclk": dclk_name})(phy)
            setattr(target.submodules, "fmc{}_tdc{}_phy".format(fmc, tdc_id),
                    phy_renamed_cd)
            for idx, channel in enumerate(phy.phy_channels):
                target.add_rtio_channels(
                    channel=rtio.Channel.from_phy(channel.csr),
                    device_id=f"fmc{fmc}_tdc{tdc_id}_phycsr_{idx}",
                    module="elhep_cores.coredevice.rtlink_csr",
                    class_name="RtlinkCsr",
                    arguments={"regs": channel.csr.regs})

            target.register_coredevice(
                device_id=f"fmc{fmc}_tdc{tdc_id}_control",
                module="elhep_cores.coredevice.tdc_gpx2",
                class_name="TDCGPX2",
                arguments={
                    "spi_device": f"fmc{fmc}_tdc_spi",
                    "phy_csr_prefix": f"fmc{fmc}_tdc{tdc_id}_phycsr_",
                    "chip_select": f"fmc{fmc}_csn{tdc_id+0}",
                    "spi_freq": 1_000_000
                })

        if with_trig:
            pads = target.platform.request(cls.signal_name("trig", fmc))
            phy = ttl_serdes_7series.InOut_8X(pads.p, pads.n)
            target.submodules += phy
            target.add_rtio_channels(channel=rtio.Channel.from_phy(
                phy, ififo_depth=64),
                                     device_id=f"fmc{fmc}_trig",
                                     module="artiq.coredevice.ttl",
                                     class_name="TTLInOut")

        # Frequency counters

        clk0_m2c_pads = target.platform.request(f"fmc{fmc}_clk0_m2c")
        phy_clk0_m2c = Input(clk0_m2c_pads.p, clk0_m2c_pads.n)
        clk0_m2c_edge_counter = SimpleEdgeCounter(phy_clk0_m2c.input_state)
        target.submodules += [phy_clk0_m2c, clk0_m2c_edge_counter]

        target.add_rtio_channels(channel=rtio.Channel.from_phy(phy_clk0_m2c),
                                 device_id=f"fmc{fmc}_clk0_m2c_ttl_input",
                                 module="artiq.coredevice.ttl",
                                 class_name="TTLInOut")
        target.add_rtio_channels(
            channel=rtio.Channel.from_phy(clk0_m2c_edge_counter),
            device_id=f"fmc{fmc}_clk0_m2c_edge_counter",
            module="artiq.coredevice.edge_counter",
            class_name="EdgeCounter")

        clk1_m2c_pads = target.platform.request(f"fmc{fmc}_clk1_m2c")
        phy_clk1_m2c = Input(clk1_m2c_pads.p, clk1_m2c_pads.n)
        clk1_m2c_edge_counter = SimpleEdgeCounter(phy_clk1_m2c.input_state)
        target.submodules += [phy_clk1_m2c, clk1_m2c_edge_counter]

        target.add_rtio_channels(channel=rtio.Channel.from_phy(phy_clk1_m2c),
                                 device_id=f"fmc{fmc}_clk1_m2c_ttl_input",
                                 module="artiq.coredevice.ttl",
                                 class_name="TTLInOut")
        target.add_rtio_channels(
            channel=rtio.Channel.from_phy(clk1_m2c_edge_counter),
            device_id=f"fmc{fmc}_clk1_m2c_edge_counter",
            module="artiq.coredevice.edge_counter",
            class_name="EdgeCounter")

        # Debug counters

        for adc_id in range(2):
            adc_phy = getattr(target, f"fmc{fmc}_adc{adc_id}_phy")
            phy_adc_lclk = Input(adc_phy.lclk)
            phy_adc_lclk_counter = SimpleEdgeCounter(phy_adc_lclk.input_state)
            target.submodules += [phy_adc_lclk, phy_adc_lclk_counter]

            target.add_rtio_channels(
                channel=rtio.Channel.from_phy(phy_adc_lclk),
                device_id=f"fmc{fmc}_phy_adc{adc_id}_lclk_input",
                module="artiq.coredevice.ttl",
                class_name="TTLInOut")
            target.add_rtio_channels(
                channel=rtio.Channel.from_phy(phy_adc_lclk_counter),
                device_id=f"fmc{fmc}_phy_adc{adc_id}_lclk_counter",
                module="artiq.coredevice.edge_counter",
                class_name="EdgeCounter")

        # Register itself

        target.register_coredevice(
            device_id=f"fmc{fmc}",
            module="elhep_cores.coredevice.fmc_adc100M_10b_tdc_16cha",
            class_name="FmcAdc100M10bTdc16cha",
            arguments={"prefix": "fmc1"})
Пример #21
0
    def __init__(self, **kwargs):
        MiniSoC.__init__(self,
                         cpu_type="or1k",
                         sdram_controller_type="minicon",
                         l2_size=128*1024,
                         ident=artiq_version,
                         ethmac_nrxslots=4,
                         ethmac_ntxslots=4,
                         **kwargs)
        AMPSoC.__init__(self)

        platform = self.platform
        rtio_clk_freq = 150e6

        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
        self.config["HAS_SI5324"] = None
        self.config["SI5324_SOFT_RESET"] = None
        self.config["SI5324_AS_SYNTHESIZER"] = None
        self.config["RTIO_FREQUENCY"] = str(rtio_clk_freq/1e6)

        self.sfp_ctl = [platform.request("sfp_ctl", i) for i in range(1, 3)]
        self.comb += [sc.tx_disable.eq(0) for sc in self.sfp_ctl]
        self.submodules.drtio_transceiver = gtp_7series.GTP(
            qpll_channel=self.drtio_qpll_channel,
            data_pads=[platform.request("sfp", i) for i in range(1, 3)],
            sys_clk_freq=self.clk_freq,
            rtio_clk_freq=rtio_clk_freq)
        self.csr_devices.append("drtio_transceiver")
        self.sync += self.disable_si5324_ibuf.eq(
            ~self.drtio_transceiver.stable_clkin.storage)

        drtio_csr_group = []
        drtio_memory_group = []
        self.drtio_cri = []
        for i in range(2):
            core_name = "drtio" + str(i)
            memory_name = "drtio" + str(i) + "_aux"
            drtio_csr_group.append(core_name)
            drtio_memory_group.append(memory_name)

            core = ClockDomainsRenamer({"rtio_rx": "rtio_rx" + str(i)})(
                DRTIOMaster(self.drtio_transceiver.channels[i]))
            setattr(self.submodules, core_name, core)
            self.drtio_cri.append(core.cri)
            self.csr_devices.append(core_name)

            memory_address = self.mem_map["drtio_aux"] + 0x800*i
            self.add_wb_slave(memory_address, 0x800,
                              core.aux_controller.bus)
            self.add_memory_region(memory_name, memory_address | self.shadow_base, 0x800)
        self.config["HAS_DRTIO"] = None
        self.add_csr_group("drtio", drtio_csr_group)
        self.add_memory_group("drtio_aux", drtio_memory_group)

        rtio_clk_period = 1e9/rtio_clk_freq
        gtp = self.drtio_transceiver.gtps[0]
        platform.add_period_constraint(gtp.txoutclk, rtio_clk_period)
        platform.add_period_constraint(gtp.rxoutclk, rtio_clk_period)
        platform.add_false_path_constraints(
            self.crg.cd_sys.clk,
            gtp.txoutclk, gtp.rxoutclk)
        for gtp in self.drtio_transceiver.gtps[1:]:
            platform.add_period_constraint(gtp.txoutclk, rtio_clk_period)
            platform.add_false_path_constraints(
                self.crg.cd_sys.clk, gtp.rxoutclk)

        self.submodules.rtio_clkmul = _RTIOClockMultiplier(rtio_clk_freq)
Пример #22
0
    def __init__(self,
                 rtio_clk_freq=125e6,
                 enable_sata=False,
                 gateware_identifier_str=None,
                 hw_rev="v2.0",
                 **kwargs):
        if hw_rev in ("v1.0", "v1.1"):
            cpu_bus_width = 32
        else:
            cpu_bus_width = 64
        MiniSoC.__init__(self,
                         cpu_type="vexriscv",
                         hw_rev=hw_rev,
                         cpu_bus_width=cpu_bus_width,
                         sdram_controller_type="minicon",
                         l2_size=128 * 1024,
                         integrated_sram_size=8192,
                         ethmac_nrxslots=4,
                         ethmac_ntxslots=4,
                         **kwargs)
        AMPSoC.__init__(self)
        add_identifier(self, gateware_identifier_str=gateware_identifier_str)

        platform = self.platform

        if platform.hw_rev == "v2.0":
            self.submodules += SMAClkinForward(platform)

        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
        self.config["HAS_SI5324"] = None
        self.config["SI5324_SOFT_RESET"] = None
        self.config["SI5324_AS_SYNTHESIZER"] = None
        self.config["RTIO_FREQUENCY"] = str(rtio_clk_freq / 1e6)

        drtio_data_pads = []
        if enable_sata:
            drtio_data_pads.append(platform.request("sata"))
        drtio_data_pads += [platform.request("sfp", i) for i in range(1, 3)]
        if self.platform.hw_rev == "v2.0":
            drtio_data_pads.append(platform.request("sfp", 3))

        if self.platform.hw_rev in ("v1.0", "v1.1"):
            sfp_ctls = [platform.request("sfp_ctl", i) for i in range(1, 3)]
            self.comb += [sc.tx_disable.eq(0) for sc in sfp_ctls]

        self.submodules.drtio_transceiver = gtp_7series.GTP(
            qpll_channel=self.drtio_qpll_channel,
            data_pads=drtio_data_pads,
            sys_clk_freq=self.clk_freq,
            rtio_clk_freq=rtio_clk_freq)
        self.csr_devices.append("drtio_transceiver")
        self.sync += self.disable_cdr_clk_ibuf.eq(
            ~self.drtio_transceiver.stable_clkin.storage)

        if enable_sata:
            sfp_channels = self.drtio_transceiver.channels[1:]
        else:
            sfp_channels = self.drtio_transceiver.channels
        if self.platform.hw_rev in ("v1.0", "v1.1"):
            self.comb += [
                sfp_ctl.led.eq(channel.rx_ready)
                for sfp_ctl, channel in zip(sfp_ctls, sfp_channels)
            ]
        if self.platform.hw_rev == "v2.0":
            self.comb += [
                self.virtual_leds.get(i + 1).eq(channel.rx_ready)
                for i, channel in enumerate(sfp_channels)
            ]

        self.submodules.rtio_tsc = rtio.TSC("async", glbl_fine_ts_width=3)

        drtio_csr_group = []
        drtioaux_csr_group = []
        drtioaux_memory_group = []
        self.drtio_cri = []
        for i in range(len(self.drtio_transceiver.channels)):
            core_name = "drtio" + str(i)
            coreaux_name = "drtioaux" + str(i)
            memory_name = "drtioaux" + str(i) + "_mem"
            drtio_csr_group.append(core_name)
            drtioaux_csr_group.append(coreaux_name)
            drtioaux_memory_group.append(memory_name)

            cdr = ClockDomainsRenamer({"rtio_rx": "rtio_rx" + str(i)})

            core = cdr(
                DRTIOMaster(self.rtio_tsc, self.drtio_transceiver.channels[i]))
            setattr(self.submodules, core_name, core)
            self.drtio_cri.append(core.cri)
            self.csr_devices.append(core_name)

            coreaux = cdr(DRTIOAuxController(core.link_layer, self.cpu_dw))
            setattr(self.submodules, coreaux_name, coreaux)
            self.csr_devices.append(coreaux_name)

            memory_address = self.mem_map["drtioaux"] + 0x800 * i
            self.add_wb_slave(memory_address, 0x800, coreaux.bus)
            self.add_memory_region(memory_name,
                                   memory_address | self.shadow_base, 0x800)
        self.config["HAS_DRTIO"] = None
        self.config["HAS_DRTIO_ROUTING"] = None
        self.add_csr_group("drtio", drtio_csr_group)
        self.add_csr_group("drtioaux", drtioaux_csr_group)
        self.add_memory_group("drtioaux_mem", drtioaux_memory_group)

        rtio_clk_period = 1e9 / rtio_clk_freq
        gtp = self.drtio_transceiver.gtps[0]
        platform.add_period_constraint(gtp.txoutclk, rtio_clk_period)
        platform.add_period_constraint(gtp.rxoutclk, rtio_clk_period)
        platform.add_false_path_constraints(self.crg.cd_sys.clk, gtp.txoutclk,
                                            gtp.rxoutclk)
        for gtp in self.drtio_transceiver.gtps[1:]:
            platform.add_period_constraint(gtp.rxoutclk, rtio_clk_period)
            platform.add_false_path_constraints(self.crg.cd_sys.clk,
                                                gtp.rxoutclk)

        self.submodules.rtio_crg = RTIOClockMultiplier(rtio_clk_freq)
        self.csr_devices.append("rtio_crg")
        fix_serdes_timing_path(platform)
Пример #23
0
    def __init__(self, with_sawg, **kwargs):
        MiniSoC.__init__(self,
                         cpu_type="or1k",
                         sdram_controller_type="minicon",
                         l2_size=128 * 1024,
                         ident=artiq_version,
                         ethmac_nrxslots=4,
                         ethmac_ntxslots=4,
                         **kwargs)
        AMPSoC.__init__(self)
        platform = self.platform

        # forward RTM UART to second FTDI UART channel
        serial_1 = platform.request("serial", 1)
        serial_rtm = platform.request("serial_rtm")
        self.comb += [
            serial_1.tx.eq(serial_rtm.rx),
            serial_rtm.tx.eq(serial_1.rx)
        ]

        # RTM bitstream upload
        slave_fpga_cfg = self.platform.request("rtm_fpga_cfg")
        self.submodules.slave_fpga_cfg = gpio.GPIOTristate([
            slave_fpga_cfg.cclk,
            slave_fpga_cfg.din,
            slave_fpga_cfg.done,
            slave_fpga_cfg.init_b,
            slave_fpga_cfg.program_b,
        ])
        self.csr_devices.append("slave_fpga_cfg")
        # self.config["HAS_SLAVE_FPGA"] = None
        self.config["SLAVE_FPGA_GATEWARE"] = 0x200000

        # AMC/RTM serwb
        serwb_pads = platform.request("amc_rtm_serwb")
        serwb_phy_amc = serwb.phy.SERWBPHY(platform.device,
                                           serwb_pads,
                                           mode="master")
        self.submodules.serwb_phy_amc = serwb_phy_amc
        self.csr_devices.append("serwb_phy_amc")

        serwb_core = serwb.core.SERWBCore(serwb_phy_amc,
                                          int(self.clk_freq),
                                          mode="slave")
        self.submodules += serwb_core
        self.add_wb_slave(self.mem_map["serwb"], 8192,
                          serwb_core.etherbone.wishbone.bus)

        # RTIO
        rtio_channels = []
        for i in range(4):
            phy = ttl_simple.Output(platform.request("user_led", i))
            self.submodules += phy
            rtio_channels.append(rtio.Channel.from_phy(phy))
        sma_io = platform.request("sma_io", 0)
        self.comb += sma_io.direction.eq(1)
        phy = ttl_simple.Output(sma_io.level)
        self.submodules += phy
        rtio_channels.append(rtio.Channel.from_phy(phy))
        sma_io = platform.request("sma_io", 1)
        self.comb += sma_io.direction.eq(0)
        phy = ttl_simple.InOut(sma_io.level)
        self.submodules += phy
        rtio_channels.append(rtio.Channel.from_phy(phy))

        if with_sawg:
            cls = AD9154
        else:
            cls = AD9154NoSAWG

        self.submodules.ad9154_crg = AD9154CRG(platform)
        self.submodules.ad9154_0 = cls(platform, self.crg, self.ad9154_crg, 0)
        self.submodules.ad9154_1 = cls(platform, self.crg, self.ad9154_crg, 1)
        self.csr_devices.append("ad9154_crg")
        self.csr_devices.append("ad9154_0")
        self.csr_devices.append("ad9154_1")
        self.config["HAS_AD9154"] = None
        self.add_csr_group("ad9154", ["ad9154_0", "ad9154_1"])
        self.config["RTIO_FIRST_SAWG_CHANNEL"] = len(rtio_channels)
        rtio_channels.extend(
            rtio.Channel.from_phy(phy)
            for sawg in self.ad9154_0.sawgs + self.ad9154_1.sawgs
            for phy in sawg.phys)

        self.config["HAS_RTIO_LOG"] = None
        self.config["RTIO_LOG_CHANNEL"] = len(rtio_channels)
        rtio_channels.append(rtio.LogChannel())

        self.clock_domains.cd_rtio = ClockDomain()
        self.comb += [
            self.cd_rtio.clk.eq(ClockSignal("jesd")),
            self.cd_rtio.rst.eq(ResetSignal("jesd"))
        ]
        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.submodules.rtio_analyzer = rtio.Analyzer(
            self.rtio_core.cri, self.get_native_sdram_if())
        self.csr_devices.append("rtio_analyzer")
Пример #24
0
    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.platform.toolchain.bitstream_commands.extend([
            "set_property BITSTREAM.GENERAL.COMPRESS True [current_design]",
        ])

        platform = self.platform
        platform.add_extension(ad9154_fmc_ebz)

        self.submodules.leds = gpio.GPIOOut(
            Cat(platform.request("user_led", 0),
                platform.request("user_led", 1)))
        self.csr_devices.append("leds")

        i2c = platform.request("i2c")
        self.submodules.i2c = gpio.GPIOTristate([i2c.scl, i2c.sda])
        self.csr_devices.append("i2c")
        self.config["I2C_BUS_COUNT"] = 1

        ad9154_spi = platform.request("ad9154_spi")
        self.comb += ad9154_spi.en.eq(1)
        self.submodules.converter_spi = spi_csr.SPIMaster(ad9154_spi)
        self.csr_devices.append("converter_spi")
        self.config["CONVERTER_SPI_DAC_CS"] = 0
        self.config["CONVERTER_SPI_CLK_CS"] = 1
        self.config["HAS_AD9516"] = None

        self.submodules.ad9154 = AD9154(platform)
        self.csr_devices.append("ad9154")

        rtio_channels = []

        phy = ttl_serdes_7series.Inout_8X(platform.request("user_sma_gpio_n"))
        self.submodules += phy
        rtio_channels.append(rtio.Channel.from_phy(phy, ififo_depth=128))

        phy = ttl_simple.Output(platform.request("user_led", 2))
        self.submodules += phy
        rtio_channels.append(rtio.Channel.from_phy(phy))

        sysref_pads = platform.request("ad9154_sysref")
        phy = ttl_serdes_7series.Input_8X(sysref_pads.p, sysref_pads.n)
        self.submodules += phy
        rtio_channels.append(
            rtio.Channel.from_phy(phy, ififo_depth=32, ofifo_depth=2))

        self.config["RTIO_REGULAR_TTL_COUNT"] = len(rtio_channels)

        self.config["RTIO_FIRST_SAWG_CHANNEL"] = len(rtio_channels)
        rtio_channels.extend(
            rtio.Channel.from_phy(phy) for sawg in self.ad9154.sawgs
            for phy in sawg.phys)

        self.config["HAS_RTIO_LOG"] = None
        self.config["RTIO_LOG_CHANNEL"] = len(rtio_channels)
        rtio_channels.append(rtio.LogChannel())

        self.submodules.rtio_crg = _PhaserCRG(platform,
                                              self.ad9154.jesd.cd_jesd.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 = 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.submodules.rtio_moninj = rtio.MonInj(rtio_channels)
        self.csr_devices.append("rtio_moninj")
        self.submodules.rtio_analyzer = rtio.Analyzer(
            self.rtio, self.rtio_core.cri.counter, self.get_native_sdram_if())
        self.csr_devices.append("rtio_analyzer")

        platform.add_false_path_constraints(self.crg.cd_sys.clk,
                                            self.rtio_crg.cd_rtio.clk)
        platform.add_false_path_constraints(self.crg.cd_sys.clk,
                                            self.ad9154.jesd.cd_jesd.clk)
        for phy in self.ad9154.jesd.phys:
            platform.add_false_path_constraints(self.crg.cd_sys.clk,
                                                phy.gtx.cd_tx.clk)
Пример #25
0
    def __init__(self, with_sawg, **kwargs):
        BaseSoC.__init__(self,
                         cpu_type="or1k",
                         sdram_controller_type="minicon",
                         l2_size=128 * 1024,
                         ident=artiq_version,
                         **kwargs)

        if with_sawg:
            warnings.warn("SAWG is not implemented yet with DRTIO, ignoring.")

        platform = self.platform
        rtio_clk_freq = 150e6

        self.submodules += Microscope(platform.request("serial", 1),
                                      self.clk_freq)

        self.submodules.rtio_clkmul = _RTIOClockMultiplier(
            platform, rtio_clk_freq)
        rtio_channels = []
        for i in range(4):
            phy = ttl_simple.Output(platform.request("user_led", i))
            self.submodules += phy
            rtio_channels.append(rtio.Channel.from_phy(phy))
        sma_io = platform.request("sma_io", 0)
        self.comb += sma_io.direction.eq(1)
        phy = ttl_simple.Output(sma_io.level)
        self.submodules += phy
        rtio_channels.append(rtio.Channel.from_phy(phy))
        sma_io = platform.request("sma_io", 1)
        self.comb += sma_io.direction.eq(0)
        phy = ttl_simple.InOut(sma_io.level)
        self.submodules += phy
        rtio_channels.append(rtio.Channel.from_phy(phy))

        self.submodules.rtio_moninj = rtio.MonInj(rtio_channels)
        self.csr_devices.append("rtio_moninj")

        self.comb += platform.request("sfp_tx_disable", 0).eq(0)
        self.submodules.drtio_transceiver = gth_ultrascale.GTH(
            clock_pads=platform.request("si5324_clkout"),
            data_pads=[platform.request("sfp", 0)],
            sys_clk_freq=self.clk_freq,
            rtio_clk_freq=rtio_clk_freq)
        self.csr_devices.append("drtio_transceiver")
        rx0 = ClockDomainsRenamer({"rtio_rx": "rtio_rx0"})
        self.submodules.rx_synchronizer = rx0(XilinxRXSynchronizer())
        self.submodules.drtio0 = rx0(
            DRTIOSatellite(self.drtio_transceiver.channels[0], rtio_channels,
                           self.rx_synchronizer))
        self.csr_devices.append("drtio0")
        self.add_wb_slave(self.mem_map["drtio_aux"], 0x800,
                          self.drtio0.aux_controller.bus)
        self.add_memory_region("drtio0_aux",
                               self.mem_map["drtio_aux"] | self.shadow_base,
                               0x800)
        self.config["HAS_DRTIO"] = None
        self.add_csr_group("drtio", ["drtio0"])
        self.add_memory_group("drtio_aux", ["drtio0_aux"])

        self.config["RTIO_FREQUENCY"] = str(rtio_clk_freq / 1e6)
        self.submodules.siphaser = SiPhaser7Series(
            si5324_clkin=platform.request("si5324_clkin"),
            si5324_clkout_fabric=platform.request("si5324_clkout_fabric"))
        platform.add_platform_command(
            "set_property CLOCK_DEDICATED_ROUTE FALSE [get_nets {mmcm_ps}]",
            mmcm_ps=self.siphaser.mmcm_ps_output)
        platform.add_false_path_constraints(self.crg.cd_sys.clk,
                                            self.siphaser.mmcm_freerun_output)
        self.csr_devices.append("siphaser")
        self.submodules.si5324_rst_n = gpio.GPIOOut(
            platform.request("si5324").rst_n)
        self.csr_devices.append("si5324_rst_n")
        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
        self.config["HAS_SI5324"] = None

        rtio_clk_period = 1e9 / rtio_clk_freq
        gth = self.drtio_transceiver.gths[0]
        platform.add_period_constraint(gth.txoutclk, rtio_clk_period)
        platform.add_period_constraint(gth.rxoutclk, rtio_clk_period)
        platform.add_false_path_constraints(self.crg.cd_sys.clk, gth.txoutclk,
                                            gth.rxoutclk)
Пример #26
0
    def __init__(self,
                 rtio_clk_freq=125e6,
                 enable_sata=False,
                 *,
                 with_wrpll=False,
                 gateware_identifier_str=None,
                 **kwargs):
        BaseSoC.__init__(self,
                         cpu_type="vexriscv",
                         sdram_controller_type="minicon",
                         l2_size=128 * 1024,
                         **kwargs)
        add_identifier(self, gateware_identifier_str=gateware_identifier_str)

        platform = self.platform

        disable_cdr_clk_ibuf = Signal(reset=1)
        disable_cdr_clk_ibuf.attr.add("no_retiming")
        if self.platform.hw_rev == "v2.0":
            cdr_clk_clean = self.platform.request("cdr_clk_clean")
        else:
            cdr_clk_clean = self.platform.request("si5324_clkout")
        cdr_clk_clean_buf = Signal()
        self.specials += Instance("IBUFDS_GTE2",
                                  i_CEB=disable_cdr_clk_ibuf,
                                  i_I=cdr_clk_clean.p,
                                  i_IB=cdr_clk_clean.n,
                                  o_O=cdr_clk_clean_buf)
        qpll_drtio_settings = QPLLSettings(refclksel=0b001,
                                           fbdiv=4,
                                           fbdiv_45=5,
                                           refclk_div=1)
        qpll = QPLL(cdr_clk_clean_buf, qpll_drtio_settings)
        self.submodules += qpll

        drtio_data_pads = []
        if enable_sata:
            drtio_data_pads.append(platform.request("sata"))
        drtio_data_pads += [platform.request("sfp", i) for i in range(3)]
        if self.platform.hw_rev == "v2.0":
            drtio_data_pads.append(platform.request("sfp", 3))

        if self.platform.hw_rev in ("v1.0", "v1.1"):
            sfp_ctls = [platform.request("sfp_ctl", i) for i in range(3)]
            self.comb += [sc.tx_disable.eq(0) for sc in sfp_ctls]
        self.submodules.drtio_transceiver = gtp_7series.GTP(
            qpll_channel=qpll.channels[0],
            data_pads=drtio_data_pads,
            sys_clk_freq=self.clk_freq,
            rtio_clk_freq=rtio_clk_freq)
        self.csr_devices.append("drtio_transceiver")
        self.sync += disable_cdr_clk_ibuf.eq(
            ~self.drtio_transceiver.stable_clkin.storage)

        if enable_sata:
            sfp_channels = self.drtio_transceiver.channels[1:]
        else:
            sfp_channels = self.drtio_transceiver.channels
        if self.platform.hw_rev in ("v1.0", "v1.1"):
            self.comb += [
                sfp_ctl.led.eq(channel.rx_ready)
                for sfp_ctl, channel in zip(sfp_ctls, sfp_channels)
            ]
        if self.platform.hw_rev == "v2.0":
            self.comb += [
                self.virtual_leds.get(i).eq(channel.rx_ready)
                for i, channel in enumerate(sfp_channels)
            ]

        self.submodules.rtio_tsc = rtio.TSC("sync", glbl_fine_ts_width=3)

        drtioaux_csr_group = []
        drtioaux_memory_group = []
        drtiorep_csr_group = []
        self.drtio_cri = []
        for i in range(len(self.drtio_transceiver.channels)):
            coreaux_name = "drtioaux" + str(i)
            memory_name = "drtioaux" + str(i) + "_mem"
            drtioaux_csr_group.append(coreaux_name)
            drtioaux_memory_group.append(memory_name)

            cdr = ClockDomainsRenamer({"rtio_rx": "rtio_rx" + str(i)})

            if i == 0:
                self.submodules.rx_synchronizer = cdr(XilinxRXSynchronizer())
                core = cdr(
                    DRTIOSatellite(self.rtio_tsc,
                                   self.drtio_transceiver.channels[i],
                                   self.rx_synchronizer))
                self.submodules.drtiosat = core
                self.csr_devices.append("drtiosat")
            else:
                corerep_name = "drtiorep" + str(i - 1)
                drtiorep_csr_group.append(corerep_name)

                core = cdr(
                    DRTIORepeater(self.rtio_tsc,
                                  self.drtio_transceiver.channels[i]))
                setattr(self.submodules, corerep_name, core)
                self.drtio_cri.append(core.cri)
                self.csr_devices.append(corerep_name)

            coreaux = cdr(DRTIOAuxController(core.link_layer))
            setattr(self.submodules, coreaux_name, coreaux)
            self.csr_devices.append(coreaux_name)

            memory_address = self.mem_map["drtioaux"] + 0x800 * i
            self.add_wb_slave(memory_address, 0x800, coreaux.bus)
            self.add_memory_region(memory_name,
                                   memory_address | self.shadow_base, 0x800)
        self.config["HAS_DRTIO"] = None
        self.config["HAS_DRTIO_ROUTING"] = None
        self.add_csr_group("drtioaux", drtioaux_csr_group)
        self.add_memory_group("drtioaux_mem", drtioaux_memory_group)
        self.add_csr_group("drtiorep", drtiorep_csr_group)

        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

        rtio_clk_period = 1e9 / rtio_clk_freq
        self.config["RTIO_FREQUENCY"] = str(rtio_clk_freq / 1e6)
        if with_wrpll:
            self.submodules.wrpll_sampler = DDMTDSamplerGTP(
                self.drtio_transceiver,
                platform.request("cdr_clk_clean_fabric"))
            helper_clk_pads = platform.request("ddmtd_helper_clk")
            self.submodules.wrpll = WRPLL(
                helper_clk_pads=helper_clk_pads,
                main_dcxo_i2c=platform.request("ddmtd_main_dcxo_i2c"),
                helper_dxco_i2c=platform.request("ddmtd_helper_dcxo_i2c"),
                ddmtd_inputs=self.wrpll_sampler)
            self.csr_devices.append("wrpll")
            # note: do not use self.wrpll.cd_helper.clk; otherwise, vivado craps out with:
            # critical warning: create_clock attempting to set clock on an unknown port/pin
            # command: "create_clock -period 7.920000 -waveform {0.000000 3.960000} -name
            # helper_clk [get_xlnx_outside_genome_inst_pin 20 0]
            platform.add_period_constraint(helper_clk_pads.p,
                                           rtio_clk_period * 0.99)
            platform.add_false_path_constraints(self.crg.cd_sys.clk,
                                                helper_clk_pads.p)
        else:
            self.submodules.siphaser = SiPhaser7Series(
                si5324_clkin=platform.request("cdr_clk") if platform.hw_rev
                == "v2.0" else platform.request("si5324_clkin"),
                rx_synchronizer=self.rx_synchronizer,
                ref_clk=self.crg.clk125_div2,
                ref_div2=True,
                rtio_clk_freq=rtio_clk_freq)
            platform.add_false_path_constraints(
                self.crg.cd_sys.clk, self.siphaser.mmcm_freerun_output)
            self.csr_devices.append("siphaser")
            self.config["HAS_SI5324"] = None
            self.config["SI5324_SOFT_RESET"] = None

        gtp = self.drtio_transceiver.gtps[0]
        platform.add_period_constraint(gtp.txoutclk, rtio_clk_period)
        platform.add_period_constraint(gtp.rxoutclk, rtio_clk_period)
        platform.add_false_path_constraints(self.crg.cd_sys.clk, gtp.txoutclk,
                                            gtp.rxoutclk)
        if with_wrpll:
            platform.add_false_path_constraints(helper_clk_pads.p,
                                                gtp.rxoutclk)
        for gtp in self.drtio_transceiver.gtps[1:]:
            platform.add_period_constraint(gtp.rxoutclk, rtio_clk_period)
            platform.add_false_path_constraints(self.crg.cd_sys.clk,
                                                gtp.rxoutclk)

        self.submodules.rtio_crg = _RTIOClockMultiplier(rtio_clk_freq)
        self.csr_devices.append("rtio_crg")
        fix_serdes_timing_path(platform)
Пример #27
0
    def __init__(self, rtio_clk_freq=150e6, **kwargs):
        BaseSoC.__init__(self,
                 cpu_type="or1k",
                 sdram_controller_type="minicon",
                 l2_size=128*1024,
                 **kwargs)
        add_identifier(self)

        platform = self.platform

        disable_si5324_ibuf = Signal(reset=1)
        disable_si5324_ibuf.attr.add("no_retiming")
        si5324_clkout = platform.request("si5324_clkout")
        si5324_clkout_buf = Signal()
        self.specials += Instance("IBUFDS_GTE2",
            i_CEB=disable_si5324_ibuf,
            i_I=si5324_clkout.p, i_IB=si5324_clkout.n,
            o_O=si5324_clkout_buf)
        qpll_drtio_settings = QPLLSettings(
            refclksel=0b001,
            fbdiv=4,
            fbdiv_45=5,
            refclk_div=1)
        qpll = QPLL(si5324_clkout_buf, qpll_drtio_settings)
        self.submodules += qpll

        sfp_ctls = [platform.request("sfp_ctl", i) for i in range(3)]
        self.comb += [sc.tx_disable.eq(0) for sc in sfp_ctls]
        self.submodules.drtio_transceiver = gtp_7series.GTP(
            qpll_channel=qpll.channels[0],
            data_pads=[platform.request("sfp", i) for i in range(3)],
            sys_clk_freq=self.clk_freq,
            rtio_clk_freq=rtio_clk_freq)
        self.csr_devices.append("drtio_transceiver")
        self.sync += disable_si5324_ibuf.eq(
            ~self.drtio_transceiver.stable_clkin.storage)
        self.comb += [sfp_ctl.led.eq(channel.rx_ready)
            for sfp_ctl, channel in zip(sfp_ctls, self.drtio_transceiver.channels)]

        self.submodules.rtio_tsc = rtio.TSC("sync", glbl_fine_ts_width=3)

        drtioaux_csr_group = []
        drtioaux_memory_group = []
        drtiorep_csr_group = []
        self.drtio_cri = []
        for i in range(3):
            coreaux_name = "drtioaux" + str(i)
            memory_name = "drtioaux" + str(i) + "_mem"
            drtioaux_csr_group.append(coreaux_name)
            drtioaux_memory_group.append(memory_name)

            cdr = ClockDomainsRenamer({"rtio_rx": "rtio_rx" + str(i)})

            if i == 0:
                self.submodules.rx_synchronizer = cdr(XilinxRXSynchronizer())
                core = cdr(DRTIOSatellite(
                    self.rtio_tsc, self.drtio_transceiver.channels[i],
                    self.rx_synchronizer))
                self.submodules.drtiosat = core
                self.csr_devices.append("drtiosat")
            else:
                corerep_name = "drtiorep" + str(i-1)
                drtiorep_csr_group.append(corerep_name)

                core = cdr(DRTIORepeater(
                    self.rtio_tsc, self.drtio_transceiver.channels[i]))
                setattr(self.submodules, corerep_name, core)
                self.drtio_cri.append(core.cri)
                self.csr_devices.append(corerep_name)

            coreaux = cdr(DRTIOAuxController(core.link_layer))
            setattr(self.submodules, coreaux_name, coreaux)
            self.csr_devices.append(coreaux_name)

            memory_address = self.mem_map["drtioaux"] + 0x800*i
            self.add_wb_slave(memory_address, 0x800,
                              coreaux.bus)
            self.add_memory_region(memory_name, memory_address | self.shadow_base, 0x800)
        self.config["HAS_DRTIO"] = None
        self.config["HAS_DRTIO_ROUTING"] = None
        self.add_csr_group("drtioaux", drtioaux_csr_group)
        self.add_memory_group("drtioaux_mem", drtioaux_memory_group)
        self.add_csr_group("drtiorep", drtiorep_csr_group)

        self.config["RTIO_FREQUENCY"] = str(rtio_clk_freq/1e6)
        self.submodules.siphaser = SiPhaser7Series(
            si5324_clkin=platform.request("si5324_clkin"),
            rx_synchronizer=self.rx_synchronizer,
            ref_clk=self.crg.clk125_div2, ref_div2=True,
            rtio_clk_freq=rtio_clk_freq)
        platform.add_false_path_constraints(
            self.crg.cd_sys.clk, self.siphaser.mmcm_freerun_output)
        self.csr_devices.append("siphaser")
        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
        self.config["HAS_SI5324"] = None
        self.config["SI5324_SOFT_RESET"] = None

        rtio_clk_period = 1e9/rtio_clk_freq
        gtp = self.drtio_transceiver.gtps[0]
        platform.add_period_constraint(gtp.txoutclk, rtio_clk_period)
        platform.add_period_constraint(gtp.rxoutclk, rtio_clk_period)
        platform.add_false_path_constraints(
            self.crg.cd_sys.clk,
            gtp.txoutclk, gtp.rxoutclk)
        for gtp in self.drtio_transceiver.gtps[1:]:
            platform.add_period_constraint(gtp.rxoutclk, rtio_clk_period)
            platform.add_false_path_constraints(
                self.crg.cd_sys.clk, gtp.rxoutclk)

        self.submodules.rtio_crg = _RTIOClockMultiplier(rtio_clk_freq)
        self.csr_devices.append("rtio_crg")
        fix_serdes_timing_path(platform)
Пример #28
0
    def __init__(self, with_sawg, **kwargs):
        MiniSoC.__init__(self,
                         cpu_type="or1k",
                         sdram_controller_type="minicon",
                         l2_size=128 * 1024,
                         ethmac_nrxslots=4,
                         ethmac_ntxslots=4,
                         **kwargs)
        AMPSoC.__init__(self)
        RTMCommon.__init__(self)
        add_identifier(self, suffix=".without-sawg" if not with_sawg else "")
        self.config["HMC830_REF"] = "100"

        platform = self.platform
        rtio_clk_freq = 150e6

        self.submodules.si5324_rst_n = gpio.GPIOOut(
            platform.request("si5324").rst_n)
        self.csr_devices.append("si5324_rst_n")
        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
        self.config["HAS_SI5324"] = None
        self.config["SI5324_AS_SYNTHESIZER"] = None
        self.config["SI5324_SAYMA_REF"] = None
        self.config["RTIO_FREQUENCY"] = str(rtio_clk_freq / 1e6)
        # ensure pins are properly biased and terminated
        si5324_clkout = platform.request("cdr_clk_clean", 0)
        self.specials += Instance("IBUFDS_GTE3",
                                  i_CEB=0,
                                  i_I=si5324_clkout.p,
                                  i_IB=si5324_clkout.n,
                                  attr={("DONT_TOUCH", "true")})

        self.submodules.ad9154_crg = jesd204_tools.UltrascaleCRG(platform)
        self.csr_devices.append("ad9154_crg")

        self.comb += [
            platform.request("sfp_tx_disable", i).eq(0) for i in range(2)
        ]
        self.submodules.drtio_transceiver = gth_ultrascale.GTH(
            clock_pads=self.ad9154_crg.refclk,
            data_pads=[platform.request("sata")] +
            [platform.request("sfp", i) for i in range(2)],
            sys_clk_freq=self.clk_freq,
            rtio_clk_freq=rtio_clk_freq)
        self.csr_devices.append("drtio_transceiver")

        self.submodules.rtio_tsc = rtio.TSC("async", glbl_fine_ts_width=3)

        drtio_csr_group = []
        drtioaux_csr_group = []
        drtioaux_memory_group = []
        drtio_cri = []
        for i in range(3):
            core_name = "drtio" + str(i)
            coreaux_name = "drtioaux" + str(i)
            memory_name = "drtioaux" + str(i) + "_mem"
            drtio_csr_group.append(core_name)
            drtioaux_csr_group.append(coreaux_name)
            drtioaux_memory_group.append(memory_name)

            cdr = ClockDomainsRenamer({"rtio_rx": "rtio_rx" + str(i)})

            core = cdr(
                DRTIOMaster(self.rtio_tsc, self.drtio_transceiver.channels[i]))
            setattr(self.submodules, core_name, core)
            drtio_cri.append(core.cri)
            self.csr_devices.append(core_name)

            coreaux = cdr(DRTIOAuxController(core.link_layer))
            setattr(self.submodules, coreaux_name, coreaux)
            self.csr_devices.append(coreaux_name)

            memory_address = self.mem_map["drtioaux"] + 0x800 * i
            self.add_wb_slave(memory_address, 0x800, coreaux.bus)
            self.add_memory_region(memory_name,
                                   memory_address | self.shadow_base, 0x800)
        self.config["HAS_DRTIO"] = None
        self.config["HAS_DRTIO_ROUTING"] = None
        self.add_csr_group("drtio", drtio_csr_group)
        self.add_csr_group("drtioaux", drtioaux_csr_group)
        self.add_memory_group("drtioaux_mem", drtioaux_memory_group)

        rtio_clk_period = 1e9 / rtio_clk_freq
        gth = self.drtio_transceiver.gths[0]
        platform.add_period_constraint(gth.txoutclk, rtio_clk_period / 2)
        platform.add_period_constraint(gth.rxoutclk, rtio_clk_period)
        self.drtio_transceiver.cd_rtio.clk.attr.add("keep")
        platform.add_false_path_constraints(self.crg.cd_sys.clk,
                                            self.drtio_transceiver.cd_rtio.clk,
                                            gth.rxoutclk)
        platform.add_false_path_constraints(self.crg.cd_sys.clk, gth.txoutclk)
        for gth in self.drtio_transceiver.gths[1:]:
            platform.add_period_constraint(gth.rxoutclk, rtio_clk_period)
            platform.add_false_path_constraints(self.crg.cd_sys.clk,
                                                gth.rxoutclk)
            platform.add_false_path_constraints(
                self.drtio_transceiver.cd_rtio.clk, gth.rxoutclk)
        platform.add_false_path_constraints(self.ad9154_crg.cd_jesd.clk,
                                            self.drtio_transceiver.cd_rtio.clk)

        rtio_channels = []
        for i in range(4):
            phy = ttl_simple.Output(platform.request("user_led", i))
            self.submodules += phy
            rtio_channels.append(rtio.Channel.from_phy(phy))
        sma_io = platform.request("sma_io", 0)
        self.comb += sma_io.direction.eq(1)
        phy = ttl_serdes_ultrascale.Output(4, sma_io.level)
        self.submodules += phy
        rtio_channels.append(rtio.Channel.from_phy(phy))
        sma_io = platform.request("sma_io", 1)
        self.comb += sma_io.direction.eq(0)
        phy = ttl_serdes_ultrascale.InOut(4, sma_io.level)
        self.submodules += phy
        rtio_channels.append(rtio.Channel.from_phy(phy))

        if with_sawg:
            cls = AD9154
        else:
            cls = AD9154NoSAWG
        self.submodules.ad9154_0 = cls(platform, self.crg, self.ad9154_crg, 0)
        self.submodules.ad9154_1 = cls(platform, self.crg, self.ad9154_crg, 1)
        self.csr_devices.append("ad9154_0")
        self.csr_devices.append("ad9154_1")
        self.config["HAS_AD9154"] = None
        self.add_csr_group("ad9154", ["ad9154_0", "ad9154_1"])
        self.config["RTIO_FIRST_SAWG_CHANNEL"] = len(rtio_channels)
        rtio_channels.extend(
            rtio.Channel.from_phy(phy)
            for sawg in self.ad9154_0.sawgs + self.ad9154_1.sawgs
            for phy in sawg.phys)

        self.config["HAS_RTIO_LOG"] = None
        self.config["RTIO_LOG_CHANNEL"] = len(rtio_channels)
        rtio_channels.append(rtio.LogChannel())

        self.submodules.rtio_moninj = rtio.MonInj(rtio_channels)
        self.csr_devices.append("rtio_moninj")

        self.submodules.rtio_core = rtio.Core(self.rtio_tsc, rtio_channels)
        self.csr_devices.append("rtio_core")

        self.submodules.rtio = rtio.KernelInitiator(self.rtio_tsc)
        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] + drtio_cri,
            enable_routing=True)
        self.register_kernel_cpu_csrdevice("cri_con")
        self.submodules.routing_table = rtio.RoutingTableAccess(self.cri_con)
        self.csr_devices.append("routing_table")

        self.submodules.sysref_sampler = jesd204_tools.SysrefSampler(
            platform.request("dac_sysref"), self.rtio_tsc.coarse_ts)
        self.csr_devices.append("sysref_sampler")
        self.ad9154_0.jesd.core.register_jref(self.sysref_sampler.jref)
        self.ad9154_1.jesd.core.register_jref(self.sysref_sampler.jref)
Пример #29
0
    def __init__(self, rtio_clk_freq=125e6, identifier_suffix="", gateware_identifier_str=None, with_sfp=False, *, with_wrpll, **kwargs):
        MiniSoC.__init__(self,
                 cpu_type="or1k",
                 sdram_controller_type="minicon",
                 l2_size=128*1024,
                 integrated_sram_size=8192,
                 ethmac_nrxslots=4,
                 ethmac_ntxslots=4,
                 **kwargs)
        add_identifier(self, suffix=identifier_suffix, gateware_identifier_str=gateware_identifier_str)
        self.rtio_clk_freq = rtio_clk_freq

        platform = self.platform

        if with_wrpll:
            clock_recout_pads = platform.request("ddmtd_rec_clk")
        else:
            clock_recout_pads = None
        if with_sfp:
            # Use SFP0 to connect to master (Kasli)
            self.comb += platform.request("sfp_tx_disable", 0).eq(0)
            drtio_uplink = platform.request("sfp", 0)
        else:
            drtio_uplink = platform.request("fat_pipe", 0)
        self.submodules.drtio_transceiver = gth_ultrascale.GTH(
            clock_pads=platform.request("cdr_clk_clean"),
            data_pads=[drtio_uplink, platform.request("rtm_amc_link")],
            sys_clk_freq=self.clk_freq,
            rtio_clk_freq=rtio_clk_freq,
            clock_recout_pads=clock_recout_pads)
        self.csr_devices.append("drtio_transceiver")

        self.submodules.rtio_tsc = rtio.TSC("sync", glbl_fine_ts_width=3)

        drtioaux_csr_group = []
        drtioaux_memory_group = []
        drtiorep_csr_group = []
        self.drtio_cri = []
        for i in range(len(self.drtio_transceiver.channels)):
            coreaux_name = "drtioaux" + str(i)
            memory_name = "drtioaux" + str(i) + "_mem"
            drtioaux_csr_group.append(coreaux_name)
            drtioaux_memory_group.append(memory_name)

            cdr = ClockDomainsRenamer({"rtio_rx": "rtio_rx" + str(i)})

            if i == 0:
                self.submodules.rx_synchronizer = cdr(XilinxRXSynchronizer())
                core = cdr(DRTIOSatellite(
                    self.rtio_tsc, self.drtio_transceiver.channels[i],
                    self.rx_synchronizer))
                self.submodules.drtiosat = core
                self.csr_devices.append("drtiosat")
            else:
                corerep_name = "drtiorep" + str(i-1)
                drtiorep_csr_group.append(corerep_name)

                core = cdr(DRTIORepeater(
                    self.rtio_tsc, self.drtio_transceiver.channels[i]))
                setattr(self.submodules, corerep_name, core)
                self.drtio_cri.append(core.cri)
                self.csr_devices.append(corerep_name)

            coreaux = cdr(DRTIOAuxController(core.link_layer))
            setattr(self.submodules, coreaux_name, coreaux)
            self.csr_devices.append(coreaux_name)

            memory_address = self.mem_map["drtioaux"] + 0x800*i
            self.add_wb_slave(memory_address, 0x800,
                              coreaux.bus)
            self.add_memory_region(memory_name, memory_address | self.shadow_base, 0x800)
        self.config["HAS_DRTIO"] = None
        self.config["HAS_DRTIO_ROUTING"] = None
        self.add_csr_group("drtioaux", drtioaux_csr_group)
        self.add_memory_group("drtioaux_mem", drtioaux_memory_group)
        self.add_csr_group("drtiorep", drtiorep_csr_group)

        rtio_clk_period = 1e9/rtio_clk_freq
        self.config["RTIO_FREQUENCY"] = str(rtio_clk_freq/1e6)
        if with_wrpll:
            self.comb += [
                platform.request("filtered_clk_sel").eq(0),
                platform.request("ddmtd_main_dcxo_oe").eq(1),
                platform.request("ddmtd_helper_dcxo_oe").eq(1)
            ]
            self.submodules.wrpll_sampler = DDMTDSamplerExtFF(
                platform.request("ddmtd_inputs"))
            self.submodules.wrpll = WRPLL(
                helper_clk_pads=platform.request("ddmtd_helper_clk"),
                main_dcxo_i2c=platform.request("ddmtd_main_dcxo_i2c"),
                helper_dxco_i2c=platform.request("ddmtd_helper_dcxo_i2c"),
                ddmtd_inputs=self.wrpll_sampler)
            self.csr_devices.append("wrpll")
            platform.add_period_constraint(self.wrpll.cd_helper.clk, rtio_clk_period*0.99)
            platform.add_false_path_constraints(self.crg.cd_sys.clk, self.wrpll.cd_helper.clk)
        else:
            self.comb += platform.request("filtered_clk_sel").eq(1)
            self.submodules.siphaser = SiPhaser7Series(
                si5324_clkin=platform.request("si5324_clkin"),
                rx_synchronizer=self.rx_synchronizer,
                ultrascale=True,
                rtio_clk_freq=rtio_clk_freq)
            platform.add_false_path_constraints(
                self.crg.cd_sys.clk, self.siphaser.mmcm_freerun_output)
            self.csr_devices.append("siphaser")
            self.submodules.si5324_rst_n = gpio.GPIOOut(platform.request("si5324").rst_n)
            self.csr_devices.append("si5324_rst_n")
            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
            self.config["HAS_SI5324"] = None

        gth = self.drtio_transceiver.gths[0]
        platform.add_period_constraint(gth.txoutclk, rtio_clk_period/2)
        platform.add_period_constraint(gth.rxoutclk, rtio_clk_period)
        platform.add_false_path_constraints(
            self.crg.cd_sys.clk,
            gth.txoutclk, gth.rxoutclk)
Пример #30
0
    def __init__(self, with_sawg, **kwargs):
        SatelliteBase.__init__(
            self,
            150e6,
            identifier_suffix=".without-sawg" if not with_sawg else "",
            **kwargs)

        platform = self.platform

        self.submodules += RTMUARTForward(platform)

        # RTM bitstream upload
        slave_fpga_cfg = self.platform.request("rtm_fpga_cfg")
        self.submodules.slave_fpga_cfg = gpio.GPIOTristate([
            slave_fpga_cfg.cclk,
            slave_fpga_cfg.din,
            slave_fpga_cfg.done,
            slave_fpga_cfg.init_b,
            slave_fpga_cfg.program_b,
        ])
        self.csr_devices.append("slave_fpga_cfg")
        self.config["SLAVE_FPGA_GATEWARE"] = 0x200000

        rtio_channels = []
        for i in range(4):
            phy = ttl_simple.Output(platform.request("user_led", i))
            self.submodules += phy
            rtio_channels.append(rtio.Channel.from_phy(phy))
        mcx_io = platform.request("mcx_io", 0)
        phy = ttl_serdes_ultrascale.InOut(4, mcx_io.level)
        self.comb += mcx_io.direction.eq(phy.oe)
        self.submodules += phy
        rtio_channels.append(rtio.Channel.from_phy(phy))
        mcx_io = platform.request("mcx_io", 1)
        phy = ttl_serdes_ultrascale.InOut(4, mcx_io.level)
        self.comb += mcx_io.direction.eq(phy.oe)
        self.submodules += phy
        rtio_channels.append(rtio.Channel.from_phy(phy))

        self.submodules.jesd_crg = jesd204_tools.UltrascaleCRG(
            platform, use_rtio_clock=True)
        if with_sawg:
            cls = JDCG
        else:
            cls = JDCGNoSAWG
        self.submodules.jdcg_0 = cls(platform, self.crg, self.jesd_crg, 0)
        self.submodules.jdcg_1 = cls(platform, self.crg, self.jesd_crg, 1)
        self.csr_devices.append("jesd_crg")
        self.csr_devices.append("jdcg_0")
        self.csr_devices.append("jdcg_1")
        self.config["HAS_JDCG"] = None
        self.add_csr_group("jdcg", ["jdcg_0", "jdcg_1"])
        self.config["RTIO_FIRST_SAWG_CHANNEL"] = len(rtio_channels)
        rtio_channels.extend(
            rtio.Channel.from_phy(phy)
            for sawg in self.jdcg_0.sawgs + self.jdcg_1.sawgs
            for phy in sawg.phys)

        self.add_rtio(rtio_channels)

        self.submodules.sysref_sampler = jesd204_tools.SysrefSampler(
            platform.request("amc_fpga_sysref", 0), self.rtio_tsc.coarse_ts)
        self.csr_devices.append("sysref_sampler")
        self.jdcg_0.jesd.core.register_jref(self.sysref_sampler.jref)
        self.jdcg_1.jesd.core.register_jref(self.sysref_sampler.jref)

        # DDMTD
        # https://github.com/sinara-hw/Sayma_RTM/issues/68
        sysref_pads = platform.request("amc_fpga_sysref", 1)
        self.submodules.sysref_ddmtd = jesd204_tools.DDMTD(
            sysref_pads, self.rtio_clk_freq)
        self.csr_devices.append("sysref_ddmtd")