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zc706 gateware: base class for drtio is SoCCore

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This commit is contained in:
mwojcik 2021-08-24 12:01:04 +02:00
parent b2d9003d9f
commit 1358c8bfe9
1 changed files with 53 additions and 29 deletions
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82
src/gateware/zc706.py
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@ -9,6 +9,7 @@ from migen.genlib.resetsync import AsyncResetSynchronizer
from migen.genlib.cdc import MultiReg
from migen_axi.integration.soc_core import SoCCore
from migen_axi.platforms import zc706
from migen_axi.interconnect import sram, axi
from misoc.interconnect.csr import *
from misoc.integration import cpu_interface
from misoc.cores import gpio
@ -26,7 +27,6 @@ import analyzer
import acpki
import aux_controller
class RTIOCRG(Module, AutoCSR):
def __init__(self, platform, rtio_internal_clk):
self.clock_sel = CSRStorage()
@ -70,7 +70,6 @@ class RTIOCRG(Module, AutoCSR):
MultiReg(pll_locked, self.pll_locked.status)
]
class ZC706(SoCCore):
def __init__(self, acpki=False):
self.acpki = acpki
@ -259,17 +258,30 @@ class NIST_QC2(ZC706):
self.add_rtio(rtio_channels)
class Master(ZC706):
class Master(SoCCore):
mem_map = {
"cri_con": 0x10000000,
"rtio": 0x20000000,
"rtio_dma": 0x30000000,
"drtioaux": 0x50000000,
# "cri_con": 0x10000000,
# "rtio": 0x20000000,
# "rtio_dma": 0x30000000,
"drtioaux": 0x40000000,
}
mem_map.update(SoCCore.mem_map)
def __init__(self, **kwargs):
ZC706.__init__(self, **kwargs)
def __init__(self, acpki=False):
self.acpki = acpki
self.rustc_cfg = dict()
platform = zc706.Platform()
platform.toolchain.bitstream_commands.extend([
"set_property BITSTREAM.GENERAL.COMPRESS True [current_design]",
])
ident = self.__class__.__name__
if self.acpki:
ident = "acpki_" + ident
SoCCore.__init__(self, platform=platform, csr_data_width=32, ident=ident)
platform.add_platform_command("create_clock -name clk_fpga_0 -period 8 [get_pins \"PS7/FCLKCLK[0]\"]")
platform.add_platform_command("set_input_jitter clk_fpga_0 0.24")
sys_clk_freq = 125e6
@ -343,6 +355,8 @@ class Master(ZC706):
platform.add_false_path_constraints(
self.ps7.cd_sys.clk, gtx0.txoutclk, gtx.rxoutclk)
self.rtio_crg = RTIOCRG(self.platform, self.drtio_transceiver.rtio_clk_freq)
rtio_channels = []
for i in range(4):
phy = ttl_simple.Output(platform.request("user_led", i))
@ -354,23 +368,41 @@ class Master(ZC706):
self.add_rtio(rtio_channels)
class Satellite(ZC706):
class Satellite(SoCCore):
mem_map = {
"drtioaux": 0x50000000,
"drtioaux": 0x40000000,
}
mem_map.update(SoCCore.mem_map)
def __init__(self, **kwargs):
ZC706.__init__(self, **kwargs)
sys_clk_freq = 125e6
def __init__(self, acpki=False):
self.acpki = acpki
self.rustc_cfg = dict()
platform = zc706.Platform()
platform.toolchain.bitstream_commands.extend([
"set_property BITSTREAM.GENERAL.COMPRESS True [current_design]",
])
ident = self.__class__.__name__
if self.acpki:
ident = "acpki_" + ident
SoCCore.__init__(self, platform=platform, csr_data_width=32, ident=ident)
platform.add_platform_command("create_clock -name clk_fpga_0 -period 8 [get_pins \"PS7/FCLKCLK[0]\"]")
platform.add_platform_command("set_input_jitter clk_fpga_0 0.24")
# init end
sys_clk_freq = 125e6
platform = self.platform
# SFP
self.comb += platform.request("sfp_tx_disable_n").eq(1)
data_pads = [
platform.request("sfp")
]
# used by sattelite objects
self.submodules.rtio_tsc = rtio.TSC("sync", glbl_fine_ts_width=3)
# 1000BASE_BX10 Ethernet compatible, 125MHz RTIO clock
self.submodules.drtio_transceiver = gtx_7series.GTX(
clock_pads=platform.request("si5324_clkout"),
@ -378,8 +410,6 @@ class Satellite(ZC706):
sys_clk_freq=sys_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 = []
@ -415,13 +445,13 @@ class Satellite(ZC706):
memory_address = self.mem_map["drtioaux"] + 0x800*i
self.register_mem(memory_name, memory_address, 0x800, coreaux.bus)
self.config["HAS_DRTIO"] = None
self.config["HAS_DRTIO_ROUTING"] = None
self.rustc_cfg["has_drtio"] = None
self.rustc_cfg["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)
self.rustc_cfg["RTIO_FREQUENCY"] = str(self.drtio_transceiver.rtio_clk_freq/1e6)
# Si5324 Phaser
self.submodules.siphaser = SiPhaser7Series(
@ -434,7 +464,7 @@ class Satellite(ZC706):
self.csr_devices.append("siphaser")
self.submodules.si5324_rst_n = gpio.GPIOOut(platform.request("si5324").rst_n)
self.csr_devices.append("si5324_rst_n")
self.config["HAS_SI5324"] = None
self.rustc_cfg["HAS_SI5324"] = None
rtio_clk_period = 1e9/self.drtio_transceiver.rtio_clk_freq
# Constrain TX & RX timing for the first transceiver channel
@ -465,7 +495,9 @@ class Satellite(ZC706):
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)
self.submodules.rtio_moninj = rtio.MonInj(rtio_channels)
self.csr_devices.append("rtio_moninj")
if self.acpki:
self.rustc_cfg["ki_impl"] = "acp"
@ -489,13 +521,6 @@ class Satellite(ZC706):
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]}
@ -549,6 +574,5 @@ def main():
if args.g is not None:
soc.build(build_dir=args.g)
if __name__ == "__main__":
main()