forked from M-Labs/humpback-dds
nmigen: purged
This commit is contained in:
parent
00938bcb23
commit
14aab2d040
@ -1,43 +0,0 @@
|
||||
|
||||
# If the design does not create a "sync" clock domain, it is created by the nMigen build system
|
||||
# using the platform default clock (and default reset, if any).
|
||||
|
||||
from nmigen import *
|
||||
from humpback import *
|
||||
|
||||
|
||||
#class SimpleBlinky(Elaboratable):
|
||||
# def elaborate(self, platform):
|
||||
# led = platform.request("user_led", 0)
|
||||
# counter = Signal(24)
|
||||
# m = Module()
|
||||
# m.d.sync += counter.eq(counter + 1)
|
||||
# m.d.comb += led.o.eq(counter[23])
|
||||
# return m
|
||||
|
||||
|
||||
# Simple connector from STM32 SPI to Humpback SPI
|
||||
class UrukulConnector(Elaboratable):
|
||||
def elaborate(self, platform):
|
||||
# Acquire SPI slave, EEM port 1 output
|
||||
spi = platform.request("spi")
|
||||
print(spi)
|
||||
eem = platform.request("eem", 1)
|
||||
print(eem)
|
||||
clk25 = platform.request("clk25")
|
||||
counter = Signal(25)
|
||||
|
||||
m = Module()
|
||||
m.domains.sync = ClockDomain()
|
||||
m.d.comb += ClockSignal().eq(clk25.i)
|
||||
m.d.sync += counter.eq(counter + 1)
|
||||
return m
|
||||
|
||||
|
||||
|
||||
|
||||
if __name__ == "__main__":
|
||||
platform = HumpbackPlatform()
|
||||
platform.add_resources(platform.eem_to_urukul)
|
||||
platform.add_resources(platform.spi)
|
||||
platform.build(UrukulConnector(), do_program=False)
|
||||
@ -1,339 +0,0 @@
|
||||
# Strongly inspired by the migen build of humpback
|
||||
# Using STM32 Nucleo-H743ZI2 board
|
||||
# Note to self: Pin assignment differs from Nucleo-H743ZI
|
||||
|
||||
import os
|
||||
import subprocess
|
||||
|
||||
from nmigen.build import *
|
||||
from nmigen.vendor.lattice_ice40 import *
|
||||
from nmigen_boards.resources import *
|
||||
from resources import *
|
||||
|
||||
|
||||
__all__ = ["HumpbackPlatform"]
|
||||
|
||||
|
||||
class HumpbackPlatform(LatticeICE40Platform):
|
||||
device = "iCE40HX8K" # Using ICE40HX8K-CT256
|
||||
package = "CT256"
|
||||
default_clk = "clk25"
|
||||
|
||||
resources = [
|
||||
|
||||
# Define clock
|
||||
Resource("clk25", 0, Pins("K9", dir="i"),
|
||||
Clock(25e6), Attrs(GLOBAL=True, IO_STANDARD="SB_LVCMOS")
|
||||
),
|
||||
|
||||
# Define user LED
|
||||
Resource("user_led", 0, Pins("H3", dir="o"),
|
||||
Attrs(IO_STANDARD="SB_LVCMOS")
|
||||
),
|
||||
|
||||
# TODO: Define UART interfaces somewhere else, make it optional
|
||||
UARTResource(0,
|
||||
rx="T11", tx="M13", rts="M15", cts="T10",
|
||||
attrs=Attrs(IO_STANDARD="SB_LVCMOS", PULLUP=1)
|
||||
),
|
||||
|
||||
# UART1 interface: Read note for UART interface above
|
||||
# UART1 interface is broken due to pin rearrangement introduced for Nucleo-H743ZI2
|
||||
# Uncomment if fixed, or found an alternative (e.g. bit banging UART)
|
||||
# *UARTResource(1,
|
||||
# tx="M11", rx="T13", rts="A6", cts="B16",
|
||||
# attrs=Attrs(IO_STANDARD="SB_LVCMOS", PULLUP=1)
|
||||
# ),
|
||||
|
||||
# Define I2C interface
|
||||
# TODO: Make it optional, declare it in a block itself
|
||||
# Use "role=device" to make humpback a I2C slave
|
||||
I2CResource(0,
|
||||
sda="T16", scl="M12",
|
||||
attrs=Attrs(IO_STANDARD="SB_LVCMOS", PULLUP=1)
|
||||
),
|
||||
]
|
||||
|
||||
# Using the dict approach in (o)migen
|
||||
connectors = [
|
||||
|
||||
# EEM0 Connector
|
||||
Connector("eem", 0, {
|
||||
"d0_cc_n": "H1",
|
||||
"d0_cc_p": "J3",
|
||||
"d1_n" : "B1",
|
||||
"d1_p" : "F5",
|
||||
"d2_n" : "C2",
|
||||
"d2_p" : "C1",
|
||||
"d3_n" : "D2",
|
||||
"d3_p" : "F4",
|
||||
"d4_n" : "D1",
|
||||
"d4_p" : "G5",
|
||||
"d5_n" : "E3",
|
||||
"d5_p" : "G4",
|
||||
"d6_n" : "E2",
|
||||
"d6_p" : "H5",
|
||||
"d7_n" : "F3",
|
||||
"d7_p" : "G3",
|
||||
}),
|
||||
|
||||
# EEM1 Connector
|
||||
Connector("eem", 1, {
|
||||
"d0_cc_n": "L3",
|
||||
"d0_cc_p": "L6",
|
||||
"d1_n" : "F1",
|
||||
"d1_p" : "H6",
|
||||
"d2_n" : "G2",
|
||||
"d2_p" : "H4",
|
||||
"d3_n" : "H2",
|
||||
"d3_p" : "J4",
|
||||
"d4_n" : "J1",
|
||||
"d4_p" : "J2",
|
||||
"d5_n" : "K3",
|
||||
"d5_p" : "K1",
|
||||
"d6_n" : "L1",
|
||||
"d6_p" : "L4",
|
||||
"d7_n" : "M1",
|
||||
"d7_p" : "K4",
|
||||
}),
|
||||
|
||||
# EEM2 Connector
|
||||
Connector("eem", 2, {
|
||||
"d0_cc_n": "G1",
|
||||
"d0_cc_p": "J5",
|
||||
"d1_n" : "M2",
|
||||
"d1_p" : "K5",
|
||||
"d2_n" : "N2",
|
||||
"d2_p" : "L7",
|
||||
"d3_n" : "M3",
|
||||
"d3_p" : "M6",
|
||||
"d4_n" : "N3",
|
||||
"d4_p" : "L5",
|
||||
"d5_n" : "M4",
|
||||
"d5_p" : "P1",
|
||||
"d6_n" : "M5",
|
||||
"d6_p" : "P2",
|
||||
"d7_n" : "N4",
|
||||
"d7_p" : "R1",
|
||||
}),
|
||||
|
||||
# STM32 Nucleo/ Arduino Connector
|
||||
# TODO: Suspect SPI mismatch forever
|
||||
Connector("stm32", 0, {
|
||||
"PA0": "A2",
|
||||
# "PA1": "P14", # PA1 -> PB2, but PB2 has a mapping on FPGA already
|
||||
# "PA2": "B8", # PA2 -> PF6
|
||||
"PA3": "L13",
|
||||
"PA5": "C8",
|
||||
"PA6": "T2",
|
||||
# "PA7": "N12", # PA7 -> PE9, but PE9 has a mapping on FPGA already
|
||||
# "PA8": "M9", # PA8 -> PF2
|
||||
# "PA9": "P10", # PA9 -> PF1
|
||||
# "PA10": "R10", # PA10 -> PF0
|
||||
"PA15": "B14",
|
||||
|
||||
"PB0": "A1",
|
||||
# "PB1": "G12", # PB1 -> PF4
|
||||
"PB1": "M14", # PC1 -> PB1
|
||||
"PB2": "B6",
|
||||
"PB5": "N5",
|
||||
# "PB6": "A7", # PB6 -> PG6
|
||||
"PB6": "T13", # PG9 -> PB6
|
||||
"PB7": "M11", # PG10 -> PB7
|
||||
"PB8": "M12",
|
||||
"PB9": "T16",
|
||||
"PB10": "C3",
|
||||
"PB11": "F7",
|
||||
"PB12": "B13",
|
||||
"PB13": "B12",
|
||||
"PB15": "A11",
|
||||
|
||||
"PC0": "L14",
|
||||
# "PC1": "M14", # PC1 -> PB1
|
||||
# "PC2": "A9", # PC2 -> PF5
|
||||
"PC2": "N16", # PC4 -> PC2
|
||||
"PC3": "M16",
|
||||
# "PC4": "N16", # PC4 -> PC2
|
||||
# "PC5": "P16", # PC5 -> PF10
|
||||
"PC6": "B10",
|
||||
"PC7": "B15",
|
||||
"PC8": "H16",
|
||||
"PC9": "J10",
|
||||
"PC10": "J16",
|
||||
"PC11": "J15",
|
||||
"PC12": "K12",
|
||||
|
||||
"PD0": "T9",
|
||||
"PD1": "N9",
|
||||
"PD2": "K13",
|
||||
"PD3": "T10",
|
||||
"PD4": "A6",
|
||||
"PD5": "T11",
|
||||
"PD6": "M13",
|
||||
"PD7": "L12",
|
||||
"PD11": "E5",
|
||||
"PD12": "D5",
|
||||
"PD13": "C5",
|
||||
"PD14": "R2",
|
||||
|
||||
"PE0": "D3",
|
||||
"PE2": "P15",
|
||||
"PE3": "N10",
|
||||
"PE4": "R15",
|
||||
"PE5": "T15",
|
||||
"PE6": "M8",
|
||||
"PE7": "E6",
|
||||
"PE8": "D6",
|
||||
"PE9": "F12",
|
||||
"PE10": "A5",
|
||||
"PE11": "G11",
|
||||
"PE12": "B4",
|
||||
# "PE13": "F11", # PE13 -> PG12
|
||||
# "PE14": "C4", # PE14 -> PE6, but PE6 has a mapping on FPGA already
|
||||
"PE14": "B9", # PF14 -> PE14
|
||||
"PE15": "B3",
|
||||
|
||||
"PF0": "R10", # PA10 -> PF0
|
||||
"PF1": "P10", # PA9 -> PF1
|
||||
"PF2": "M9", # PA8 -> PF2
|
||||
"PF4": "G12", # PB1 -> PF4
|
||||
"PF5": "A9", # PC2 -> PF5
|
||||
"PF6": "B8", # PA2 -> PF6
|
||||
"PF7": "L9",
|
||||
"PF8": "L10",
|
||||
"PF9": "P9",
|
||||
"PF10": "P16", # PC5 -> PF10
|
||||
# "PF14": "B9", # PF14 -> PE14
|
||||
# "PF15": "B16", # PF15 -> PG14
|
||||
|
||||
"PG0": "M7",
|
||||
"PG1": "P8",
|
||||
"PG2": "K14",
|
||||
"PG3": "K15",
|
||||
"PG6": "A7", # PB6 -> PG6
|
||||
# "PG9": "T13", # PG9 -> PB6
|
||||
# "PG10": "M11", # PG10 -> PB7
|
||||
"PG12": "F11", # PE13 -> PG12
|
||||
"PG14": "B16", # PF15 -> PG14
|
||||
}),
|
||||
|
||||
# Beaglebone Black Connector
|
||||
Connector("bb", 0, {
|
||||
"CLKOUT": "R9",
|
||||
|
||||
"GPIO0_7": "R14",
|
||||
|
||||
"GPIO1_16": "A16",
|
||||
"GPIO1_17": "R3",
|
||||
"GPIO1_29": "D11",
|
||||
"GPIO1_31": "D14",
|
||||
|
||||
"GPIO2_6": "D16",
|
||||
"GPIO2_7": "C16",
|
||||
"GPIO2_8": "E16",
|
||||
"GPIO2_9": "D15",
|
||||
"GPIO2_11": "F15",
|
||||
"GPIO2_13": "F16",
|
||||
"GPIO2_22": "C11",
|
||||
"GPIO2_23": "C10",
|
||||
"GPIO2_24": "E10",
|
||||
"GPIO2_25": "D4",
|
||||
|
||||
"GPIO3_19": "P4",
|
||||
"GPIO3_21": "R4",
|
||||
|
||||
"GPMC_A2": "T7",
|
||||
"GPMC_A3": "T1",
|
||||
"GPMC_A14": "F9",
|
||||
"GPMC_A15": "B7",
|
||||
"GPMC_AD0": "C12",
|
||||
"GPMC_AD1": "E11",
|
||||
"GPMC_AD2": "J12",
|
||||
"GPMC_AD3": "J11",
|
||||
"GPMC_AD4": "C13",
|
||||
"GPMC_AD5": "C14",
|
||||
"GPMC_AD6": "J14",
|
||||
"GPMC_AD7": "J13",
|
||||
"GPMC_AD8": "E13",
|
||||
"GPMC_AD9": "G13",
|
||||
"GPMC_AD10": "G14",
|
||||
"GPMC_AD11": "G10",
|
||||
"GPMC_AD12": "E14",
|
||||
"GPMC_AD13": "H14",
|
||||
"GPMC_AD14": "F14",
|
||||
"GPMC_AD15": "F13",
|
||||
"GPMC_ADVN": "H12",
|
||||
"GPMC_BE0N": "G16",
|
||||
"GPMC_CLK": "H11",
|
||||
"GPMC_CSN1": "D13",
|
||||
"GPMC_OEN": "H13",
|
||||
"GPMC_WE1N": "G15",
|
||||
}),
|
||||
|
||||
# ESP32 Connector
|
||||
Connector("esp32", 0, {
|
||||
"IO2": "D9",
|
||||
"IO4": "D7",
|
||||
"IO22": "C7",
|
||||
"IO34": "E9",
|
||||
"IO35": "C9",
|
||||
}),
|
||||
|
||||
# OrangePI Zero Connector
|
||||
Connector("orange_pi", 0, {
|
||||
"PG06": "A15",
|
||||
}),
|
||||
]
|
||||
|
||||
|
||||
# Half completed, second EEM resource to be added
|
||||
# Appears that DiffPairs cause build problem
|
||||
# eem_to_urukul_diffpairs = [
|
||||
# Resource("eem", 1,
|
||||
# Subsignal("sclk", DiffPairs("L6", "L3", dir="o")),
|
||||
# Subsignal("mosi", DiffPairs("H6", "F1", dir="o")),
|
||||
# Subsignal("miso", DiffPairs("H4", "G2", dir="i"),
|
||||
# Attrs(IO_STANDARD="SB_LVDS_INPUT")),
|
||||
# Subsignal("cs", DiffPairs("K1 J2 J4", "K3 J1 H2", dir="o")),
|
||||
# Subsignal("io_update", DiffPairs("L4", "L1", dir="o")),
|
||||
# Subsignal("sync_out", DiffPairs("K4", "M1", dir="o")),
|
||||
# Attrs(IO_STANDARD="SB_LVCMOS")
|
||||
# )
|
||||
# ]
|
||||
|
||||
eem_to_urukul = [
|
||||
Resource("eem", 1,
|
||||
Subsignal("sclk_p", Pins("L6", dir="o"), Attrs(IO_STANDARD="SB_LVCMOS")),
|
||||
Subsignal("sclk_n", Pins("L3", dir="o"), Attrs(IO_STANDARD="SB_LVCMOS")),
|
||||
# Subsignal("sclk", DiffPairs("L6", "L3", dir="o"), Attrs(IO_STANDARD="SB_LVCMOS")),
|
||||
Subsignal("mosi_p", Pins("H6", dir="o"), Attrs(IO_STANDARD="SB_LVCMOS")),
|
||||
Subsignal("mosi_n", Pins("F1", dir="o"), Attrs(IO_STANDARD="SB_LVCMOS")),
|
||||
# Subsignal("miso_p", Pins("H4", dir="i"), Attrs(IO_STANDARD="SB_IDK")),
|
||||
# Subsignal("miso_n", Pins("G2", dir="i"), Attrs(IO_STANDARD="SB_LOL")),
|
||||
Subsignal("miso", DiffPairs("H4", "G2", dir="i"), Attrs(IO_STANDARD="SB_LVDS_INPUT")),
|
||||
Subsignal("cs_p", Pins("J4 J2 K1", dir="o"), Attrs(IO_STANDARD="SB_LVCMOS")),
|
||||
Subsignal("cs_n", Pins("H2 J1 K3", dir="o"), Attrs(IO_STANDARD="SB_LVCMOS")),
|
||||
Subsignal("io_update_p", Pins("L4", dir="o"), Attrs(IO_STANDARD="SB_LVCMOS")),
|
||||
Subsignal("io_update_n", Pins("L1", dir="o"), Attrs(IO_STANDARD="SB_LVCMOS")),
|
||||
Subsignal("sync_out_p", Pins("K4", dir="o"), Attrs(IO_STANDARD="SB_LVCMOS")),
|
||||
Subsignal("sync_out_n", Pins("M1", dir="o"), Attrs(IO_STANDARD="SB_LVCMOS")),
|
||||
),
|
||||
]
|
||||
|
||||
# SPI Connection to Urukul, using (PD14, PA15, PC7) as connection pins
|
||||
spi = [
|
||||
Resource("spi", 0,
|
||||
Subsignal("cs", Pins("R2 B14 B15", dir="i")),
|
||||
Subsignal("mosi", Pins("N5", dir="i")),
|
||||
Subsignal("miso", Pins("T2", dir="oe")),
|
||||
Subsignal("sck", Pins("C8", dir="i"),
|
||||
Attrs(GLOBAL=True)),
|
||||
Attrs(IO_STANDARD="SB_LVCMOS")
|
||||
)
|
||||
]
|
||||
|
||||
# tool chain setup, using default ICE40 HX8K evaluation code
|
||||
def toolchain_program(self, products, name):
|
||||
iceprog = os.environ.get("ICEPROG", "iceprog")
|
||||
with products.extract("{}.bin".format(name)) as bitstream_filename:
|
||||
subprocess.check_call([iceprog, "-S", bitstream_filename])
|
||||
@ -1,90 +0,0 @@
|
||||
from nmigen.build import *
|
||||
|
||||
|
||||
__all__ = ["I2CResource"]
|
||||
|
||||
|
||||
def I2CResource(*args, sda, scl, conn=None, attrs=None, role="host"):
|
||||
assert role in ("host", "device")
|
||||
|
||||
io = []
|
||||
|
||||
# sda line: I/O port for the data line
|
||||
io.append(Subsignal("sda", Pins(sda, dir="io", conn=conn, assert_width=1)))
|
||||
|
||||
# sck line: I2C clock signal outputs from master to slave
|
||||
if role == "host":
|
||||
io.append(Subsignal("scl", Pins(scl, dir="o", conn=conn, assert_width=1)))
|
||||
else: #device
|
||||
io.append(Subsignal("scl", Pins(scl, dir="i", conn=conn, assert_width=1)))
|
||||
|
||||
if attrs is not None:
|
||||
io.append(attrs)
|
||||
return Resource.family(*args, default_name="i2c", ios=io)
|
||||
|
||||
'''
|
||||
# Auto create a resource list given a set of iCE40 pins and STM32 pin names (pins_dict)
|
||||
def GPIOResources(*args, pins_dict, dir = "o", invert=False, conn=None, attrs=None):
|
||||
|
||||
# Check data integrity: pins_dict must be a dict AND port must be from a to k
|
||||
assert isinstance(pins_dict, dict)
|
||||
|
||||
# Debug: dir == "o"
|
||||
assert dir == "o"
|
||||
|
||||
# List of resources to be returned
|
||||
resources = []
|
||||
for STM32_pin, iCE40_pin in pins_dict.items():
|
||||
|
||||
# Set all gpio pins to be output only for the time being
|
||||
|
||||
# TODO: Allow dir argument.
|
||||
ios = [Pins(iCE40_pin, dir=dir, invert=invert, conn=conn)]
|
||||
if attrs is not None:
|
||||
ios.append(attrs)
|
||||
|
||||
# Extract GPIO port and port number from STM32_pin
|
||||
# Strip "P" from P<port><port_num>
|
||||
if STM32_pin.startswith('P'):
|
||||
STM32_pin = STM32_pin[1:]
|
||||
|
||||
# Acquire port from <port><port_num>
|
||||
port = STM32_pin[0].lower()
|
||||
port_num = int(STM32_pin[1:])
|
||||
|
||||
# Insert gpio<port>.<portNum> into resources list
|
||||
resources.append(Resource.family(*args, port_num, default_name=("gpio"+port), ios=ios))
|
||||
return resources
|
||||
|
||||
# Auto create a resource list for differential I/O
|
||||
def DiffResources(*args, eem_pins, invert=False, conn=None, attrs=None, dir):
|
||||
# TODO: Everything
|
||||
|
||||
# assert dimensionality
|
||||
assert isinstance(eem_pins, list)
|
||||
assert isinstance(eem_pins[0], list)
|
||||
assert isinstance(eem_pins[0][0], list)
|
||||
assert isinstance(eem_pins[0][0][0], str)
|
||||
|
||||
# assert direction to be either input or output
|
||||
# reject tristate or bidirectional pin
|
||||
assert dir in ("i", "o")
|
||||
|
||||
|
||||
|
||||
|
||||
if __name__ == "__main__":
|
||||
|
||||
from pin_mapper import *
|
||||
eem = diffMapping()
|
||||
DiffResources(eem_pins = eem, dir = "o",
|
||||
attrs=Attrs(IO_STANDARD="SB_LVCMOS")
|
||||
)
|
||||
'''
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
19
shell.nix
19
shell.nix
@ -4,9 +4,6 @@ let
|
||||
in with pkgs;
|
||||
let
|
||||
migen = callPackage ./nix/migen.nix {};
|
||||
# nMigen support for DiffPairs and IO_STANDARD="SB_LVDS_INPUT" seems questionable
|
||||
nmigen = callPackage ./nix/nmigen.nix {};
|
||||
nmigen-boards = callPackage ./nix/nmigen-boards.nix { inherit nmigen; };
|
||||
openocd = callPackage ./nix/openocd.nix {};
|
||||
rustPlatform = callPackage ./nix/rustPlatform.nix {};
|
||||
itm = callPackage ./nix/itm.nix {inherit rustPlatform;};
|
||||
@ -37,12 +34,12 @@ let
|
||||
set-gdb-config-file && cargo run --example ethernet
|
||||
'';
|
||||
|
||||
editNMigenScript = writeShellScriptBin "edit-nmigen-script" ''
|
||||
nano -m nmigen/fpga_config.py
|
||||
editMigenScript = writeShellScriptBin "edit-migen-script" ''
|
||||
nano -m migen/fpga_config.py
|
||||
'';
|
||||
|
||||
compileNMigenScript = writeShellScriptBin "compile-nmigen-script" ''
|
||||
python3 nmigen/fpga_config.py
|
||||
compileMigenScript = writeShellScriptBin "compile-migen-script" ''
|
||||
python3 migen/fpga_config.py
|
||||
echo "Compiled fpga_config.py to top.bin"
|
||||
'';
|
||||
|
||||
@ -52,7 +49,7 @@ let
|
||||
|
||||
configureFPGA = writeShellScriptBin "configure-fpga" ''
|
||||
nc -zv localhost 3333 \
|
||||
&& compile-nmigen-script \
|
||||
&& compile-migen-script \
|
||||
&& flash-fpga-config \
|
||||
|| echo "Please run OpenOcd first."
|
||||
'';
|
||||
@ -72,7 +69,7 @@ in
|
||||
stdenv.mkDerivation {
|
||||
name = "nix-shell";
|
||||
buildInputs = with rustPlatform.rust; [
|
||||
(pkgs.python3.withPackages(ps: [ migen nmigen nmigen-boards]))
|
||||
(pkgs.python3.withPackages(ps: [ migen ]))
|
||||
pkgs.yosys
|
||||
pkgs.nextpnr
|
||||
pkgs.icestorm
|
||||
@ -85,8 +82,8 @@ in
|
||||
runOpenOcdBlock
|
||||
setGDBConfigFile
|
||||
runEthernetServer
|
||||
editNMigenScript
|
||||
compileNMigenScript
|
||||
editMigenScript
|
||||
compileMigenScript
|
||||
flashFPGAConfig
|
||||
configureFPGA
|
||||
verifyFPGAConfig
|
||||
|
||||
Loading…
Reference in New Issue
Block a user