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kasli: Add Shuttler Support on Satellite
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parent
c5d656ba32
commit
531640fa91
@ -698,7 +698,7 @@ pub extern fn main() -> i32 {
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io_expander.service().unwrap();
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}
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#[cfg(not(has_drtio_eem))]
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#[cfg(not(soc_platform = "efc"))]
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unsafe {
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csr::gt_drtio::txenable_write(0xffffffffu32 as _);
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}
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@ -455,15 +455,15 @@ class SatelliteBase(BaseSoC, AMPSoC):
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self.submodules.rtio_tsc = rtio.TSC(glbl_fine_ts_width=3)
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drtioaux_csr_group = []
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drtioaux_memory_group = []
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drtiorep_csr_group = []
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self.drtioaux_csr_group = []
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self.drtioaux_memory_group = []
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self.drtiorep_csr_group = []
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self.drtio_cri = []
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for i in range(len(self.gt_drtio.channels)):
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coreaux_name = "drtioaux" + str(i)
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memory_name = "drtioaux" + str(i) + "_mem"
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drtioaux_csr_group.append(coreaux_name)
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drtioaux_memory_group.append(memory_name)
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self.drtioaux_csr_group.append(coreaux_name)
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self.drtioaux_memory_group.append(memory_name)
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cdr = ClockDomainsRenamer({"rtio_rx": "rtio_rx" + str(i)})
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@ -476,7 +476,7 @@ class SatelliteBase(BaseSoC, AMPSoC):
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self.csr_devices.append("drtiosat")
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else:
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corerep_name = "drtiorep" + str(i-1)
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drtiorep_csr_group.append(corerep_name)
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self.drtiorep_csr_group.append(corerep_name)
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core = cdr(DRTIORepeater(
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self.rtio_tsc, self.gt_drtio.channels[i]))
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@ -496,9 +496,6 @@ class SatelliteBase(BaseSoC, AMPSoC):
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self.config["HAS_DRTIO"] = None
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self.config["HAS_DRTIO_ROUTING"] = None
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self.config["DRTIO_ROLE"] = "satellite"
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self.add_csr_group("drtioaux", drtioaux_csr_group)
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self.add_memory_group("drtioaux_mem", drtioaux_memory_group)
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self.add_csr_group("drtiorep", drtiorep_csr_group)
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i2c = self.platform.request("i2c")
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self.submodules.i2c = gpio.GPIOTristate([i2c.scl, i2c.sda])
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@ -566,6 +563,45 @@ class SatelliteBase(BaseSoC, AMPSoC):
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self.get_native_sdram_if(), cpu_dw=self.cpu_dw)
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self.csr_devices.append("rtio_analyzer")
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def add_eem_drtio(self, eem_drtio_channels):
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# Must be called before invoking add_rtio() to construct the CRI
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# interconnect properly
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self.submodules.eem_transceiver = eem_serdes.EEMSerdes(self.platform, eem_drtio_channels)
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self.csr_devices.append("eem_transceiver")
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self.config["HAS_DRTIO_EEM"] = None
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self.config["EEM_DRTIO_COUNT"] = len(eem_drtio_channels)
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cdr = ClockDomainsRenamer({"rtio_rx": "sys"})
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for i in range(len(self.eem_transceiver.channels)):
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channel = i + len(self.gt_drtio.channels)
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corerep_name = "drtiorep" + str(channel-1)
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coreaux_name = "drtioaux" + str(channel)
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memory_name = "drtioaux" + str(channel) + "_mem"
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self.drtiorep_csr_group.append(corerep_name)
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self.drtioaux_csr_group.append(coreaux_name)
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self.drtioaux_memory_group.append(memory_name)
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core = cdr(DRTIORepeater(
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self.rtio_tsc, self.eem_transceiver.channels[i]))
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setattr(self.submodules, corerep_name, core)
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self.drtio_cri.append(core.cri)
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self.csr_devices.append(corerep_name)
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coreaux = cdr(DRTIOAuxController(core.link_layer, self.cpu_dw))
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setattr(self.submodules, coreaux_name, coreaux)
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self.csr_devices.append(coreaux_name)
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drtio_aux_mem_size = 1024 * 16 # max_packet * 8 buffers * 2 (tx, rx halves)
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memory_address = self.mem_map["drtioaux"] + drtio_aux_mem_size*channel
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self.add_wb_slave(memory_address, drtio_aux_mem_size,
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coreaux.bus)
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self.add_memory_region(memory_name, memory_address | self.shadow_base, drtio_aux_mem_size)
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def add_drtio_cpuif_groups(self):
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self.add_csr_group("drtiorep", self.drtiorep_csr_group)
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self.add_csr_group("drtioaux", self.drtioaux_csr_group)
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self.add_memory_group("drtioaux_mem", self.drtioaux_memory_group)
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class GenericStandalone(StandaloneBase):
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def __init__(self, description, hw_rev=None,**kwargs):
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if hw_rev is None:
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@ -673,15 +709,18 @@ class GenericSatellite(SatelliteBase):
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if hw_rev is None:
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hw_rev = description["hw_rev"]
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self.class_name_override = description["variant"]
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has_drtio_over_eem = any(peripheral["type"] == "shuttler" for peripheral in description["peripherals"])
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SatelliteBase.__init__(self,
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hw_rev=hw_rev,
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rtio_clk_freq=description["rtio_frequency"],
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enable_sata=description["enable_sata_drtio"],
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enable_sys5x=has_drtio_over_eem,
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**kwargs)
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if hw_rev == "v1.0":
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# EEM clock fan-out from Si5324, not MMCX
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self.comb += self.platform.request("clk_sel").eq(1)
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if has_drtio_over_eem:
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self.eem_drtio_channels = []
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has_grabber = any(peripheral["type"] == "grabber" for peripheral in description["peripherals"])
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if has_grabber:
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self.grabber_csr_group = []
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@ -699,6 +738,10 @@ class GenericSatellite(SatelliteBase):
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self.config["RTIO_LOG_CHANNEL"] = len(self.rtio_channels)
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self.rtio_channels.append(rtio.LogChannel())
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if has_drtio_over_eem:
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self.add_eem_drtio(self.eem_drtio_channels)
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self.add_drtio_cpuif_groups()
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self.add_rtio(self.rtio_channels, sed_lanes=description["sed_lanes"])
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if has_grabber:
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self.config["HAS_GRABBER"] = None
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