def __init__(self, **kwargs):
SatelliteBase.__init__(self, **kwargs)
platform = self.platform
self.submodules += RTMUARTForward(platform)
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.add_rtio(rtio_channels)
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),
]
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)
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
# 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)
]
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", 1).eq(0)
self.submodules.drtio_transceiver = gth_ultrascale.GTH(
clock_pads=platform.request("cdr_clk_clean", 0),
data_pads=[platform.request("sfp", 1)] +
# 6 and not 8 to work around Vivado bug (Xilinx CR 1020646)
[platform.request("rtm_gth", i) for i in range(6)],
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))
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))
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, 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")
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),
]
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")
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)
