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satellites: add kernel cpu

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Spaqin 2023-06-16 15:44:31 +08:00 committed by GitHub
parent 115415d120
commit 82bd913f63
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5 changed files with 45 additions and 17 deletions
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20
artiq/build_soc.py
View File

@ -59,16 +59,16 @@ def build_artiq_soc(soc, argdict):
builder.software_packages = []
builder.add_software_package("bootloader", os.path.join(firmware_dir, "bootloader"))
is_kasli_v1 = isinstance(soc.platform, kasli.Platform) and soc.platform.hw_rev in ("v1.0", "v1.1")
if isinstance(soc, AMPSoC):
kernel_cpu_type = "vexriscv" if is_kasli_v1 else "vexriscv-g"
builder.add_software_package("libm", cpu_type=kernel_cpu_type)
builder.add_software_package("libprintf", cpu_type=kernel_cpu_type)
builder.add_software_package("libunwind", cpu_type=kernel_cpu_type)
builder.add_software_package("ksupport", os.path.join(firmware_dir, "ksupport"), cpu_type=kernel_cpu_type)
# Generate unwinder for soft float target (ARTIQ runtime)
# If the kernel lacks FPU, then the runtime unwinder is already generated
if not is_kasli_v1:
builder.add_software_package("libunwind")
kernel_cpu_type = "vexriscv" if is_kasli_v1 else "vexriscv-g"
builder.add_software_package("libm", cpu_type=kernel_cpu_type)
builder.add_software_package("libprintf", cpu_type=kernel_cpu_type)
builder.add_software_package("libunwind", cpu_type=kernel_cpu_type)
builder.add_software_package("ksupport", os.path.join(firmware_dir, "ksupport"), cpu_type=kernel_cpu_type)
# Generate unwinder for soft float target (ARTIQ runtime)
# If the kernel lacks FPU, then the runtime unwinder is already generated
if not is_kasli_v1:
builder.add_software_package("libunwind")
if not soc.config["DRTIO_ROLE"] == "satellite":
builder.add_software_package("runtime", os.path.join(firmware_dir, "runtime"))
else:
# Assume DRTIO satellite.

1
artiq/gateware/amp/soc.py
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@ -36,6 +36,7 @@ class AMPSoC:
csrs = getattr(self, name).get_csrs()
csr_bus = wishbone.Interface(data_width=32, adr_width=32-log2_int(self.csr_separation))
bank = wishbone.CSRBank(csrs, bus=csr_bus)
self.config["kernel_has_"+name] = None
self.submodules += bank
self.kernel_cpu.add_wb_slave(self.mem_map[name], self.csr_separation*2**bank.decode_bits, bank.bus)
self.add_csr_region(name,

18
artiq/gateware/targets/kasli.py
View File

@ -406,9 +406,11 @@ class MasterBase(MiniSoC, AMPSoC):
self.drtio_qpll_channel, self.ethphy_qpll_channel = qpll.channels
class SatelliteBase(BaseSoC):
class SatelliteBase(BaseSoC, AMPSoC):
mem_map = {
"drtioaux": 0x50000000,
"rtio": 0x20000000,
"drtioaux": 0x50000000,
"mailbox": 0x70000000
}
mem_map.update(BaseSoC.mem_map)
@ -417,6 +419,7 @@ class SatelliteBase(BaseSoC):
cpu_bus_width = 32
else:
cpu_bus_width = 64
BaseSoC.__init__(self,
cpu_type="vexriscv",
hw_rev=hw_rev,
@ -426,6 +429,7 @@ class SatelliteBase(BaseSoC):
clk_freq=rtio_clk_freq,
rtio_sys_merge=True,
**kwargs)
AMPSoC.__init__(self)
add_identifier(self, gateware_identifier_str=gateware_identifier_str)
platform = self.platform
@ -439,7 +443,7 @@ class SatelliteBase(BaseSoC):
cdr_clk_out = self.platform.request("cdr_clk_clean")
else:
cdr_clk_out = self.platform.request("si5324_clkout")
cdr_clk = Signal()
self.platform.add_period_constraint(cdr_clk_out, 8.)
@ -574,12 +578,18 @@ class SatelliteBase(BaseSoC):
self.submodules.rtio_moninj = rtio.MonInj(rtio_channels)
self.csr_devices.append("rtio_moninj")
# satellite (master-controlled) RTIO
self.submodules.local_io = SyncRTIO(self.rtio_tsc, rtio_channels, lane_count=sed_lanes)
self.comb += self.drtiosat.async_errors.eq(self.local_io.async_errors)
# subkernel RTIO
self.submodules.rtio = rtio.KernelInitiator(self.rtio_tsc)
self.register_kernel_cpu_csrdevice("rtio")
self.submodules.rtio_dma = rtio.DMA(self.get_native_sdram_if(), self.cpu_dw)
self.csr_devices.append("rtio_dma")
self.submodules.cri_con = rtio.CRIInterconnectShared(
[self.drtiosat.cri, self.rtio_dma.cri],
[self.drtiosat.cri, self.rtio_dma.cri, self.rtio.cri],
[self.local_io.cri] + self.drtio_cri,
enable_routing=True)
self.csr_devices.append("cri_con")

4
artiq/gateware/targets/kasli_generic.py
View File

@ -22,7 +22,7 @@ class GenericStandalone(StandaloneBase):
hw_rev = description["hw_rev"]
self.class_name_override = description["variant"]
StandaloneBase.__init__(self, hw_rev=hw_rev, **kwargs)
self.config["DRTIO_ROLE"] = description["base"]
self.config["RTIO_FREQUENCY"] = "{:.1f}".format(description["rtio_frequency"]/1e6)
if "ext_ref_frequency" in description:
self.config["SI5324_EXT_REF"] = None
@ -76,6 +76,7 @@ class GenericMaster(MasterBase):
rtio_clk_freq=description["rtio_frequency"],
enable_sata=description["enable_sata_drtio"],
**kwargs)
self.config["DRTIO_ROLE"] = description["base"]
if "ext_ref_frequency" in description:
self.config["SI5324_EXT_REF"] = None
self.config["EXT_REF_FREQUENCY"] = "{:.1f}".format(
@ -113,6 +114,7 @@ class GenericSatellite(SatelliteBase):
rtio_clk_freq=description["rtio_frequency"],
enable_sata=description["enable_sata_drtio"],
**kwargs)
self.config["DRTIO_ROLE"] = description["base"]
if hw_rev == "v1.0":
# EEM clock fan-out from Si5324, not MMCX
self.comb += self.platform.request("clk_sel").eq(1)

19
artiq/gateware/targets/kc705.py
View File

@ -98,6 +98,8 @@ class _StandaloneBase(MiniSoC, AMPSoC):
AMPSoC.__init__(self)
add_identifier(self, gateware_identifier_str=gateware_identifier_str)
self.config["DRTIO_ROLE"] = "standalone"
if isinstance(self.platform.toolchain, XilinxVivadoToolchain):
self.platform.toolchain.bitstream_commands.extend([
"set_property BITSTREAM.GENERAL.COMPRESS True [current_design]",
@ -194,6 +196,8 @@ class _MasterBase(MiniSoC, AMPSoC):
AMPSoC.__init__(self)
add_identifier(self, gateware_identifier_str=gateware_identifier_str)
self.config["DRTIO_ROLE"] = "master"
if isinstance(self.platform.toolchain, XilinxVivadoToolchain):
self.platform.toolchain.bitstream_commands.extend([
"set_property BITSTREAM.GENERAL.COMPRESS True [current_design]",
@ -314,9 +318,11 @@ class _MasterBase(MiniSoC, AMPSoC):
class _SatelliteBase(BaseSoC):
class _SatelliteBase(BaseSoC, AMPSoC):
mem_map = {
"rtio": 0x20000000,
"drtioaux": 0x50000000,
"mailbox": 0x70000000
}
mem_map.update(BaseSoC.mem_map)
@ -331,8 +337,11 @@ class _SatelliteBase(BaseSoC):
clk_freq=clk_freq,
rtio_sys_merge=True,
**kwargs)
AMPSoC.__init__(self)
add_identifier(self, gateware_identifier_str=gateware_identifier_str)
self.config["DRTIO_ROLE"] = "satellite"
if isinstance(self.platform.toolchain, XilinxVivadoToolchain):
self.platform.toolchain.bitstream_commands.extend([
"set_property BITSTREAM.GENERAL.COMPRESS True [current_design]",
@ -453,12 +462,18 @@ class _SatelliteBase(BaseSoC):
self.submodules.rtio_moninj = rtio.MonInj(rtio_channels)
self.csr_devices.append("rtio_moninj")
# DRTIO
self.submodules.local_io = SyncRTIO(self.rtio_tsc, rtio_channels)
self.comb += self.drtiosat.async_errors.eq(self.local_io.async_errors)
# subkernel RTIO
self.submodules.rtio = rtio.KernelInitiator(self.rtio_tsc)
self.register_kernel_cpu_csrdevice("rtio")
self.submodules.rtio_dma = rtio.DMA(self.get_native_sdram_if(), self.cpu_dw)
self.csr_devices.append("rtio_dma")
self.submodules.cri_con = rtio.CRIInterconnectShared(
[self.drtiosat.cri, self.rtio_dma.cri],
[self.drtiosat.cri, self.rtio_dma.cri, self.rtio.cri],
[self.local_io.cri] + self.drtio_cri,
enable_routing=True)
self.csr_devices.append("cri_con")