forked from M-Labs/artiq-zynq
zc706: added rough master/satellite drtio support
This commit is contained in:
parent
248530faf1
commit
0ce86317c9
@ -15,6 +15,11 @@ from misoc.integration import cpu_interface
|
||||
from artiq.gateware import rtio, nist_clock, nist_qc2
|
||||
from artiq.gateware.rtio.phy import ttl_simple, ttl_serdes_7series, dds, spi2
|
||||
|
||||
from artiq.gateware.drtio.transceiver import gtx_7series
|
||||
from artiq.gateware.drtio.siphaser import SiPhaser7Series
|
||||
from artiq.gateware.drtio.rx_synchronizer import XilinxRXSynchronizer
|
||||
from artiq.gateware.drtio import *
|
||||
|
||||
import dma
|
||||
import analyzer
|
||||
import acpki
|
||||
@ -121,6 +126,49 @@ class ZC706(SoCCore):
|
||||
self.ps7.s_axi_hp1)
|
||||
self.csr_devices.append("rtio_analyzer")
|
||||
|
||||
def add_drtio(self):
|
||||
platform = self.platform
|
||||
|
||||
|
||||
|
||||
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.rustc_cfg["HAS_DRTIO"] = None
|
||||
self.rustc_cfg["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)
|
||||
|
||||
|
||||
|
||||
|
||||
class Simple(ZC706):
|
||||
def __init__(self, **kwargs):
|
||||
@ -252,8 +300,265 @@ class NIST_QC2(ZC706):
|
||||
|
||||
self.add_rtio(rtio_channels)
|
||||
|
||||
class Master(ZC706):
|
||||
mem_map = {
|
||||
"cri_con": 0x10000000,
|
||||
"rtio": 0x20000000,
|
||||
"rtio_dma": 0x30000000,
|
||||
"drtioaux": 0x50000000,
|
||||
}
|
||||
mem_map.update(BaseSoC.mem_map)
|
||||
|
||||
VARIANTS = {cls.__name__.lower(): cls for cls in [Simple, NIST_CLOCK, NIST_QC2]}
|
||||
def __init__(self, **kwargs):
|
||||
ZC706.__init__(self, **kwargs)
|
||||
|
||||
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")
|
||||
]
|
||||
|
||||
# 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("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)
|
||||
|
||||
self.config["RTIO_FREQUENCY"] = str(self.drtio_transceiver.rtio_clk_freq/1e6)
|
||||
self.submodules.si5324_rst_n = gpio.GPIOOut(platform.request("si5324").rst_n)
|
||||
self.csr_devices.append("si5324_rst_n")
|
||||
# i2c not supported? todo - figure out if it should be
|
||||
self.config["HAS_SI5324"] = None
|
||||
self.config["SI5324_AS_SYNTHESIZER"] = None
|
||||
|
||||
user_sma_clock = platform.request("user_sma_clock")
|
||||
self.comb += [
|
||||
user_sma_clock.p.eq(ClockSignal("rtio_rx0")),
|
||||
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, gtx0.txoutclk, gtx.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))
|
||||
|
||||
self.config["RTIO_LOG_CHANNEL"] = len(rtio_channels)
|
||||
rtio_channels.append(rtio.LogChannel())
|
||||
|
||||
self.add_rtio(rtio_channels)
|
||||
|
||||
class Satellite(ZC706):
|
||||
def __init__(self, **kwargs):
|
||||
ZC706.__init__(self, **kwargs)
|
||||
|
||||
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, 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
|
||||
|
||||
user_sma_clock = platform.request("user_sma_clock")
|
||||
self.comb += [
|
||||
user_sma_clock.p.eq(ClockSignal("rtio_rx0")),
|
||||
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(4):
|
||||
phy = ttl_simple.Output(platform.request("user_led", i))
|
||||
self.submodules += phy
|
||||
rtio_channels.append(rtio.Channel.from_phy(phy))
|
||||
|
||||
self.config["RTIO_LOG_CHANNEL"] = len(rtio_channels)
|
||||
rtio_channels.append(rtio.LogChannel())
|
||||
|
||||
self.add_rtio(rtio_channels)
|
||||
|
||||
def add_rtio(self, rtio_channels):
|
||||
# few changes from base add_rtio - moved tsc, no core
|
||||
self.submodules.rtio_core = rtio.Core(self.rtio_tsc, rtio_channels)
|
||||
|
||||
if self.acpki:
|
||||
self.rustc_cfg["ki_impl"] = "acp"
|
||||
self.submodules.rtio = acpki.KernelInitiator(self.rtio_tsc,
|
||||
bus=self.ps7.s_axi_acp,
|
||||
user=self.ps7.s_axi_acp_user,
|
||||
evento=self.ps7.event.o)
|
||||
self.csr_devices.append("rtio")
|
||||
else:
|
||||
self.rustc_cfg["ki_impl"] = "csr"
|
||||
self.submodules.rtio = rtio.KernelInitiator(self.rtio_tsc, now64=True)
|
||||
self.csr_devices.append("rtio")
|
||||
|
||||
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")
|
||||
|
||||
self.submodules.rtio_moninj = rtio.MonInj(rtio_channels)
|
||||
self.csr_devices.append("rtio_moninj")
|
||||
|
||||
self.submodules.rtio_analyzer = analyzer.Analyzer(self.rtio_tsc, self.rtio_core.cri,
|
||||
self.ps7.s_axi_hp1)
|
||||
self.csr_devices.append("rtio_analyzer")
|
||||
|
||||
|
||||
VARIANTS = {cls.__name__.lower(): cls for cls in [Simple, NIST_CLOCK, NIST_QC2, Master, Satellite]}
|
||||
|
||||
|
||||
def write_csr_file(soc, filename):
|
||||
|
||||
Loading…
Reference in New Issue
Block a user