commit cd7f2e511d4181b5803533a238aa06a05209cba8
Author: Peder Bergebakken Sundt <pbsds@hotmail.com>
Date:   Thu Aug 6 20:52:49 2020 +0200

    Initial commit

diff --git a/.gitignore b/.gitignore
new file mode 100644
index 0000000..143bb20
--- /dev/null
+++ b/.gitignore
@@ -0,0 +1,5 @@
+.venv/
+*.egg-infp
+*.pyc
+__pycache__
+build/
diff --git a/fpga/__init__.py b/fpga/__init__.py
new file mode 100644
index 0000000..40a8fed
--- /dev/null
+++ b/fpga/__init__.py
@@ -0,0 +1,17 @@
+__version__ = '0.1.0'
+
+def load_env():
+    import os, shutil
+
+
+    if shutil.which("yowasp-yosys"):
+        os.environ["NEXTPNR_ICE40"] = "yowasp-nextpnr-ice40"
+
+    if shutil.which("yowasp-nextpnr-ice40"):
+        os.environ["NEXTPNR_ICE40"] = "yowasp-nextpnr-ice40"
+
+    if shutil.which("yowasp-nextpnr-ecp5"):
+        os.environ["NEXTPNR_ECP5"]  = "yowasp-nextpnr-ecp5"
+
+load_env()
+del load_env
diff --git a/fpga/ice40.py b/fpga/ice40.py
new file mode 100644
index 0000000..2d17d7c
--- /dev/null
+++ b/fpga/ice40.py
@@ -0,0 +1,31 @@
+from nmigen import *
+from nmigen.cli import main
+from nmigen_boards.icebreaker import ICEBreakerPlatform
+
+class Blinker(Elaboratable):
+    def __init__(self, maxperiod: int):
+        self.maxperiod = maxperiod
+
+    def elaborate(self, platform):
+        led = platform.request("led_r")
+
+        m = Module()
+
+        counter = Signal(range(self.maxperiod + 1))
+
+        with m.If(counter == 0):
+            m.d.sync += [
+                led.eq(~led),
+                counter.eq(self.maxperiod)
+            ]
+        with m.Else():
+            m.d.sync += counter.eq(counter - 1)
+
+        return m
+
+
+if __name__ == "__main__":
+    plat = ICEBreakerPlatform()
+    #main(plat, ports=[plat.led])
+    plat.build(Blinker(10000000), do_program=True)
+
diff --git a/poetry.lock b/poetry.lock
new file mode 100644
index 0000000..4c64e8d
--- /dev/null
+++ b/poetry.lock
@@ -0,0 +1,495 @@
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diff --git a/poetry.toml b/poetry.toml
new file mode 100644
index 0000000..ab1033b
--- /dev/null
+++ b/poetry.toml
@@ -0,0 +1,2 @@
+[virtualenvs]
+in-project = true
diff --git a/pyproject.toml b/pyproject.toml
new file mode 100644
index 0000000..59bb66d
--- /dev/null
+++ b/pyproject.toml
@@ -0,0 +1,19 @@
+[tool.poetry]
+name = "fpga"
+version = "0.1.0"
+description = ""
+authors = ["Peder Bergebakken Sundt <pbsds@hotmail.com>"]
+
+[tool.poetry.dependencies]
+python = "^3.7"
+yowasp-nextpnr-ice40-all = "^0.0.post2658.dev17"
+nmigen-dg = {git = "https://github.com/pbsds/nmigen_dg"}
+nmigen = "^0.2"
+nmigen_boards = "^0.0"
+
+[tool.poetry.dev-dependencies]
+pytest = "^5.2"
+
+[build-system]
+requires = ["poetry>=0.12"]
+build-backend = "poetry.masonry.api"
diff --git a/tests/__init__.py b/tests/__init__.py
new file mode 100644
index 0000000..e69de29
diff --git a/tests/test_fpga.py b/tests/test_fpga.py
new file mode 100644
index 0000000..ae4fff2
--- /dev/null
+++ b/tests/test_fpga.py
@@ -0,0 +1,5 @@
+from fpga import __version__
+
+
+def test_version():
+    assert __version__ == '0.1.0'