kasli_soc uses gtx transceiver instead of gtp
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0ce86317c9
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@ -16,7 +16,7 @@ from artiq.coredevice import jsondesc
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from artiq.gateware import rtio, eem_7series
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from artiq.gateware.rtio.phy import ttl_simple
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from artiq.gateware.drtio.transceiver import gtp_7series
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from artiq.gateware.drtio.transceiver import gtx_7series
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from artiq.gateware.drtio.siphaser import SiPhaser7Series
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from artiq.gateware.drtio.rx_synchronizer import XilinxRXSynchronizer
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from artiq.gateware.drtio import *
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@ -167,6 +167,9 @@ class GenericStandalone(SoCCore):
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class GenericMaster(SoCCore):
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mem_map = {
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"cri_con": 0x10000000,
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"rtio": 0x20000000,
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"rtio_dma": 0x30000000,
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"drtioaux": 0x50000000
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}
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mem_map.update(SoCCore.mem_map)
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@ -193,11 +196,10 @@ class GenericMaster(SoCCore):
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# not sure yet why sfp0 is omitted in MasterMode
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drtio_data_pads = [platform.request("sfp", i) for i in range(4)]
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self.submodules.drtio_transceiver = gtp_7series.GTP(
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qpll_channel=self.drtio_qpll_channel, # todo figure out qpll
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self.submodules.drtio_transceiver = gtx_7series.GTX(
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clock_pads=platform.request("clk125_gtp"), # referred to as clk gtp in schematics, but for gtx?
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data_pads=drtio_data_pads,
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sys_clk_freq=self.clk_freq,
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rtio_clk_freq=rtio_clk_freq)
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sys_clk_freq=self.clk_freq)
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self.csr_devices.append("drtio_transceiver")
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# todo figure out cdr lk clean
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# self.sync += self.disable_cdr_clk_ibuf.eq(
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@ -333,11 +335,10 @@ class GenericSatellite(SoCCore):
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drtio_data_pads = [platform.request("sfp", i) for i in range(4)]
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self.submodules.drtio_transceiver = gtp_7series.GTP(
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qpll_channel=qpll.channels[0], # todo - figure out qpll
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self.submodules.drtio_transceiver = gtx_7series.GTX(
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clock_pads=platform.request("clk125_gtp"), # referred to as clk gtp in schematics, but for gtx?
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data_pads=drtio_data_pads,
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sys_clk_freq=self.clk_freq,
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rtio_clk_freq=rtio_clk_freq)
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sys_clk_freq=self.clk_freq)
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self.csr_devices.append("drtio_transceiver")
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# same here - figure out the relations
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# self.sync += disable_cdr_clk_ibuf.eq(
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@ -429,11 +430,18 @@ class GenericSatellite(SoCCore):
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self.submodules.rtio_dma = dma.DMA(self.ps7.s_axi_hp0)
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self.csr_devices.append("rtio_dma")
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self.submodules.local_io = SyncRTIO(self.rtio_tsc, rtio_channels)
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self.comb += self.drtiosat.async_errors.eq(self.local_io.async_errors)
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self.submodules.cri_con = rtio.CRIInterconnectShared(
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[self.rtio.cri, self.rtio_dma.cri],
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[self.rtio_core.cri])
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[self.drtiosat.cri],
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[self.local_io.cri] + self.drtio_cri,
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mode="sync", enable_routing=True)
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self.csr_devices.append("cri_con")
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self.submodules.routing_table = rtio.RoutingTableAccess(self.cri_con)
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self.csr_devices.append("routing_table")
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self.submodules.rtio_moninj = rtio.MonInj(self.rtio_channels)
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self.csr_devices.append("rtio_moninj")
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@ -441,6 +449,9 @@ class GenericSatellite(SoCCore):
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self.ps7.s_axi_hp1)
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self.csr_devices.append("rtio_analyzer")
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rtio_clk_period = 1e9/rtio_clk_freq
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self.config["RTIO_FREQUENCY"] = str(rtio_clk_freq/1e6)
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self.submodules.siphaser = SiPhaser7Series(
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si5324_clkin=platform.request("cdr_clk"),
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rx_synchronizer=self.rx_synchronizer,
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@ -452,13 +463,24 @@ class GenericSatellite(SoCCore):
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self.config["HAS_SI5324"] = None
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self.config["SI5324_SOFT_RESET"] = None
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gtx = self.drtio_transceiver.gtps[0]
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platform.add_period_constraint(gtx.txoutclk, rtio_clk_period)
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platform.add_period_constraint(gtx.rxoutclk, rtio_clk_period)
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platform.add_false_path_constraints(
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self.crg.cd_sys.clk,
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gtx.txoutclk, gtx.rxoutclk)
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for gtx in self.drtio_transceiver.gtxs[1:]:
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platform.add_period_constraint(gtx.rxoutclk, rtio_clk_period)
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platform.add_false_path_constraints(
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self.crg.cd_sys.clk, gtx.rxoutclk)
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if has_grabber:
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self.rustc_cfg["has_grabber"] = None
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self.add_csr_group("grabber", self.grabber_csr_group)
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for grabber in self.grabber_csr_group:
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self.platform.add_false_path_constraints(
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self.rtio_crg.cd_rtio.clk, getattr(self, grabber).deserializer.cd_cl.clk)
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def write_csr_file(soc, filename):
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