Example #1
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")
Example #2
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

        self.comb += platform.request("sfp_tx_disable_n").eq(1)
        tx_pads = platform.request("sfp_tx")
        rx_pads = platform.request("sfp_rx")

        # 1000BASE_BX10 Ethernet compatible, 62.5MHz RTIO clock
        self.submodules.transceiver = gtx_7series.GTX_1000BASE_BX10(
            clock_pads=platform.request("sgmii_clock"),
            tx_pads=tx_pads,
            rx_pads=rx_pads,
            sys_clk_freq=self.clk_freq,
            clock_div2=True)

        self.submodules.drtio0 = ClockDomainsRenamer({"rtio_rx": "rtio_rx0"})(
            DRTIOMaster(self.transceiver.channels[0]))
        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"])

        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(
            self.crg.cd_sys.clk,
            self.transceiver.txoutclk, self.transceiver.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.rtio_core = rtio.Core(rtio_channels, 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, self.drtio0.cri])
        self.register_kernel_cpu_csrdevice("cri_con")
Example #3
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)
        ]

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

        self.submodules.rtio_clkmul = _RTIOClockMultiplier(rtio_clk_freq)
        fix_serdes_timing_path(platform)
Example #4
0
    def __init__(self, cfg, **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

        self.comb += platform.request("sfp_tx_disable_n").eq(1)
        tx_pads = platform.request("sfp_tx")
        rx_pads = platform.request("sfp_rx")
        if cfg == "simple_gbe":
            # GTX_1000BASE_BX10 Ethernet compatible, 62.5MHz RTIO clock
            # simple TTLs
            self.submodules.transceiver = gtx_7series.GTX_1000BASE_BX10(
                clock_pads=platform.request("sgmii_clock"),
                tx_pads=tx_pads,
                rx_pads=rx_pads,
                sys_clk_freq=self.clk_freq,
                clock_div2=True)
        elif cfg == "sawg_3g":
            # 3Gb link, 150MHz RTIO clock
            # with SAWG on local RTIO and AD9154-FMC-EBZ
            platform.add_extension(ad9154_fmc_ebz)
            self.submodules.transceiver = gtx_7series.GTX_3G(
                clock_pads=platform.request("ad9154_refclk"),
                tx_pads=tx_pads,
                rx_pads=rx_pads,
                sys_clk_freq=self.clk_freq)

            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
        else:
            raise ValueError
        self.submodules.drtio = DRTIOMaster(self.transceiver)
        self.csr_devices.append("drtio")
        self.add_wb_slave(mem_decoder(self.mem_map["drtio_aux"]),
                          self.drtio.aux_controller.bus)
        self.add_memory_region("drtio_aux",
                               self.mem_map["drtio_aux"] | self.shadow_base,
                               0x800)

        self.comb += [
            platform.request("user_sma_clock_p").eq(ClockSignal("rtio_rx")),
            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(self.crg.cd_sys.clk,
                                            self.transceiver.txoutclk,
                                            self.transceiver.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_core = rtio.Core(rtio_channels, 3)
        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.drtio.cri, self.rtio_core.cri])
Example #5
0
    def __init__(self, **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
        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["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", 0),
            data_pads=[platform.request("sfp", i) for i in range(2)] +
            [platform.request("rtm_gth", i) for i in range(8)],
            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(10):
            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)

        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))
        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))

        platform.add_extension(fmcdio_vhdci_eem.io)
        platform.add_connectors(fmcdio_vhdci_eem.connectors)
        fmcdio_dirctl = platform.request("fmcdio_dirctl")
        for s in fmcdio_dirctl.clk, fmcdio_dirctl.ser, fmcdio_dirctl.latch:
            phy = ttl_simple.Output(s)
            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, 1, 0, ttl_simple.Output, iostandard="LVDS")
        eem.Zotino.add_std(self, 3, ttl_simple.Output, iostandard="LVDS")

        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(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")
Example #6
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
        # 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")})

        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("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))

        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(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")

        self.submodules.sysref_sampler = jesd204_tools.SysrefSampler(
            self.rtio_core.coarse_ts, self.ad9154_crg.jref)
        self.csr_devices.append("sysref_sampler")
Example #7
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_FREE_RUNNING"] = None

        self.comb += platform.request("sfp_ctl", 2).tx_disable.eq(0)
        self.submodules.transceiver = gtp_7series.GTP(
            qpll_channel=self.drtio_qpll_channel,
            data_pads=[platform.request("sfp", 2)],
            sys_clk_freq=self.clk_freq,
            rtio_clk_freq=rtio_clk_freq)

        self.submodules.drtio0 = ClockDomainsRenamer({"rtio_rx": "rtio_rx0"})(
            DRTIOMaster(self.transceiver.channels[0]))
        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"])

        rtio_clk_period = 1e9 / rtio_clk_freq
        for gtp in self.transceiver.gtps:
            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)

        rtio_channels = []
        phy = ttl_simple.Output(platform.request("user_led", 0))
        self.submodules += phy
        rtio_channels.append(rtio.Channel.from_phy(phy))
        phy = ttl_simple.Output(platform.request("sfp_ctl", 1).led)
        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, self.drtio0.cri])
        self.register_kernel_cpu_csrdevice("cri_con")
Example #8
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)

        sfp_ctl = [platform.request("sfp_ctl", i) for i in range(1, 3)]
        self.comb += [sc.tx_disable.eq(0) for sc in 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 = []
        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
        for gtp in self.drtio_transceiver.gtps:
            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)

        rtio_channels = []
        phy = ttl_simple.Output(platform.request("user_led", 0))
        self.submodules += phy
        rtio_channels.append(rtio.Channel.from_phy(phy))
        for sc in sfp_ctl:
            phy = ttl_simple.Output(sc.led)
            self.submodules += phy
            rtio_channels.append(rtio.Channel.from_phy(phy))
        self.config["HAS_RTIO_LOG"] = None
        self.config["RTIO_LOG_CHANNEL"] = len(rtio_channels)
        rtio_channels.append(rtio.LogChannel())

        self.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")

        self.submodules.rtio_analyzer = rtio.Analyzer(
            self.cri_con.switch.slave, self.get_native_sdram_if())
        self.csr_devices.append("rtio_analyzer")