add circuitpython code

1 files changed, 759 insertions, 0 deletions

diff --git a/circuitpython/py/circuitpy_defns.mk b/circuitpython/py/circuitpy_defns.mk
new file mode 100644
index 0000000..0ae3341
--- /dev/null
+++ b/circuitpython/py/circuitpy_defns.mk
@@ -0,0 +1,759 @@
+# This file is part of the MicroPython project, http://micropython.org/
+#
+# The MIT License (MIT)
+#
+# SPDX-FileCopyrightText: Copyright (c) 2019 Dan Halbert for Adafruit Industries
+#
+# Permission is hereby granted, free of charge, to any person obtaining a copy
+# of this software and associated documentation files (the "Software"), to deal
+# in the Software without restriction, including without limitation the rights
+# to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+# copies of the Software, and to permit persons to whom the Software is
+# furnished to do so, subject to the following conditions:
+#
+# The above copyright notice and this permission notice shall be included in
+# all copies or substantial portions of the Software.
+#
+# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+# AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+# OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+# THE SOFTWARE.
+
+# Common Makefile definitions that can be shared across CircuitPython ports.
+
+###
+# Common compile warnings.
+
+BASE_CFLAGS = \
+	-fsingle-precision-constant \
+	-fno-strict-aliasing \
+	-Wdouble-promotion \
+	-Wimplicit-fallthrough=2 \
+	-Wno-endif-labels \
+	-Wstrict-prototypes \
+	-Werror-implicit-function-declaration \
+	-Wfloat-equal \
+	-Wundef \
+	-Wshadow \
+	-Wwrite-strings \
+	-Wsign-compare \
+	-Wmissing-format-attribute \
+	-Wno-deprecated-declarations \
+	-Wnested-externs \
+	-Wunreachable-code \
+	-Wcast-align \
+	-D__$(CHIP_VARIANT)__ \
+	-ffunction-sections \
+	-fdata-sections \
+	-DCIRCUITPY_SOFTWARE_SAFE_MODE=0x0ADABEEF \
+	-DCIRCUITPY_CANARY_WORD=0xADAF00 \
+	-DCIRCUITPY_SAFE_RESTART_WORD=0xDEADBEEF \
+	-DCIRCUITPY_BOARD_ID="\"$(BOARD)\"" \
+	--param max-inline-insns-single=500
+
+#        Use these flags to debug build times and header includes.
+#        -ftime-report
+#        -H
+
+
+# Set a global CIRCUITPY_DEBUG flag.
+# Don't just call it "DEBUG": too many libraries use plain DEBUG.
+ifneq ($(DEBUG),)
+CFLAGS += -DCIRCUITPY_DEBUG=$(DEBUG)
+else
+CFLAGS += -DCIRCUITPY_DEBUG=0
+endif
+
+###
+# Handle frozen modules.
+
+ifneq ($(FROZEN_DIR),)
+# To use frozen source modules, put your .py files in a subdirectory (eg scripts/)
+# and then invoke make with FROZEN_DIR=scripts (be sure to build from scratch).
+CFLAGS += -DMICROPY_MODULE_FROZEN_STR
+endif
+
+# To use frozen bytecode, put your .py files in a subdirectory (eg frozen/) and
+# then invoke make with FROZEN_MPY_DIR=frozen or FROZEN_MPY_DIRS="dir1 dir2"
+# (be sure to build from scratch).
+
+ifneq ($(FROZEN_MPY_DIRS),)
+CFLAGS += -DMICROPY_QSTR_EXTRA_POOL=mp_qstr_frozen_const_pool
+CFLAGS += -DMICROPY_MODULE_FROZEN_MPY
+endif
+
+###
+# Select which builtin modules to compile and include.
+
+ifeq ($(CIRCUITPY_AESIO),1)
+SRC_PATTERNS += aesio/%
+endif
+ifeq ($(CIRCUITPY_ALARM),1)
+SRC_PATTERNS += alarm/%
+endif
+ifeq ($(CIRCUITPY_ANALOGIO),1)
+SRC_PATTERNS += analogio/%
+endif
+ifeq ($(CIRCUITPY_ATEXIT),1)
+SRC_PATTERNS += atexit/%
+endif
+ifeq ($(CIRCUITPY_AUDIOBUSIO),1)
+SRC_PATTERNS += audiobusio/%
+endif
+ifeq ($(CIRCUITPY_AUDIOIO),1)
+SRC_PATTERNS += audioio/%
+endif
+ifeq ($(CIRCUITPY_AUDIOPWMIO),1)
+SRC_PATTERNS += audiopwmio/%
+endif
+ifeq ($(CIRCUITPY_AUDIOCORE),1)
+SRC_PATTERNS += audiocore/%
+endif
+ifeq ($(CIRCUITPY_AUDIOMIXER),1)
+SRC_PATTERNS += audiomixer/%
+endif
+ifeq ($(CIRCUITPY_AUDIOMP3),1)
+SRC_PATTERNS += audiomp3/%
+endif
+ifeq ($(CIRCUITPY_BITBANGIO),1)
+SRC_PATTERNS += bitbangio/%
+endif
+# Some builds need bitbang SPI for the dotstar but don't make bitbangio available so include it separately.
+ifeq ($(CIRCUITPY_BITBANG_APA102),1)
+SRC_PATTERNS += bitbangio/SPI%
+endif
+ifeq ($(CIRCUITPY_BITMAPTOOLS),1)
+SRC_PATTERNS += bitmaptools/%
+endif
+ifeq ($(CIRCUITPY_BITOPS),1)
+SRC_PATTERNS += bitops/%
+endif
+ifeq ($(CIRCUITPY_BLEIO),1)
+SRC_PATTERNS += _bleio/%
+endif
+ifeq ($(CIRCUITPY_BOARD),1)
+SRC_PATTERNS += board/%
+endif
+ifeq ($(CIRCUITPY_BUSDEVICE),1)
+SRC_PATTERNS += adafruit_bus_device/%
+endif
+ifeq ($(CIRCUITPY_BUSIO),1)
+SRC_PATTERNS += busio/%
+endif
+ifeq ($(CIRCUITPY_CAMERA),1)
+SRC_PATTERNS += camera/%
+endif
+ifeq ($(CIRCUITPY_CANIO),1)
+SRC_PATTERNS += canio/%
+endif
+ifeq ($(CIRCUITPY_COUNTIO),1)
+SRC_PATTERNS += countio/%
+endif
+ifeq ($(CIRCUITPY_DIGITALIO),1)
+SRC_PATTERNS += digitalio/%
+endif
+ifeq ($(CIRCUITPY_DISPLAYIO),1)
+SRC_PATTERNS += displayio/%
+endif
+ifeq ($(CIRCUITPY_PARALLELDISPLAY),1)
+SRC_PATTERNS += paralleldisplay/%
+endif
+ifeq ($(CIRCUITPY_VECTORIO),1)
+SRC_PATTERNS += vectorio/%
+endif
+ifeq ($(CIRCUITPY_FLOPPYIO),1)
+SRC_PATTERNS += floppyio/%
+endif
+ifeq ($(CIRCUITPY_FRAMEBUFFERIO),1)
+SRC_PATTERNS += framebufferio/%
+endif
+ifeq ($(CIRCUITPY__EVE),1)
+SRC_PATTERNS += _eve/%
+endif
+ifeq ($(CIRCUITPY_FREQUENCYIO),1)
+SRC_PATTERNS += frequencyio/%
+endif
+
+ifeq ($(CIRCUITPY_FUTURE),1)
+SRC_PATTERNS += __future__/%
+endif
+
+ifeq ($(CIRCUITPY_GAMEPADSHIFT),1)
+SRC_PATTERNS += gamepadshift/%
+endif
+ifeq ($(CIRCUITPY_GETPASS),1)
+SRC_PATTERNS += getpass/%
+endif
+ifeq ($(CIRCUITPY_GIFIO),1)
+SRC_PATTERNS += gifio/%
+endif
+ifeq ($(CIRCUITPY_GNSS),1)
+SRC_PATTERNS += gnss/%
+endif
+ifeq ($(CIRCUITPY_I2CPERIPHERAL),1)
+SRC_PATTERNS += i2cperipheral/%
+endif
+ifeq ($(CIRCUITPY_IMAGECAPTURE),1)
+SRC_PATTERNS += imagecapture/%
+endif
+ifeq ($(CIRCUITPY_IPADDRESS),1)
+SRC_PATTERNS += ipaddress/%
+endif
+ifeq ($(CIRCUITPY_IS31FL3741),1)
+SRC_PATTERNS += is31fl3741/%
+endif
+ifeq ($(CIRCUITPY_KEYPAD),1)
+SRC_PATTERNS += keypad/%
+endif
+ifeq ($(CIRCUITPY_MATH),1)
+SRC_PATTERNS += math/%
+endif
+ifeq ($(CIRCUITPY_MEMORYMONITOR),1)
+SRC_PATTERNS += memorymonitor/%
+endif
+ifeq ($(CIRCUITPY_MICROCONTROLLER),1)
+SRC_PATTERNS += microcontroller/%
+endif
+ifeq ($(CIRCUITPY_MDNS),1)
+SRC_PATTERNS += mdns/%
+endif
+ifeq ($(CIRCUITPY_NEOPIXEL_WRITE),1)
+SRC_PATTERNS += neopixel_write/%
+endif
+ifeq ($(CIRCUITPY_NVM),1)
+SRC_PATTERNS += nvm/%
+endif
+ifeq ($(CIRCUITPY_ONEWIREIO),1)
+SRC_PATTERNS += onewireio/%
+endif
+ifeq ($(CIRCUITPY_OS),1)
+SRC_PATTERNS += os/%
+endif
+ifeq ($(CIRCUITPY_DUALBANK),1)
+SRC_PATTERNS += dualbank/%
+endif
+ifeq ($(CIRCUITPY_PIXELBUF),1)
+SRC_PATTERNS += adafruit_pixelbuf/%
+endif
+ifeq ($(CIRCUITPY_QRIO),1)
+SRC_PATTERNS += qrio/%
+endif
+ifeq ($(CIRCUITPY_RAINBOWIO),1)
+SRC_PATTERNS += rainbowio/%
+endif
+ifeq ($(CIRCUITPY_RGBMATRIX),1)
+SRC_PATTERNS += rgbmatrix/%
+endif
+ifeq ($(CIRCUITPY_PS2IO),1)
+SRC_PATTERNS += ps2io/%
+endif
+ifeq ($(CIRCUITPY_PULSEIO),1)
+SRC_PATTERNS += pulseio/%
+endif
+ifeq ($(CIRCUITPY_PWMIO),1)
+SRC_PATTERNS += pwmio/%
+endif
+ifeq ($(CIRCUITPY_RANDOM),1)
+SRC_PATTERNS += random/%
+endif
+ifeq ($(CIRCUITPY_RP2PIO),1)
+SRC_PATTERNS += rp2pio/%
+endif
+ifeq ($(CIRCUITPY_ROTARYIO),1)
+SRC_PATTERNS += rotaryio/%
+endif
+ifeq ($(CIRCUITPY_RTC),1)
+SRC_PATTERNS += rtc/%
+endif
+ifeq ($(CIRCUITPY_SAMD),1)
+SRC_PATTERNS += samd/%
+endif
+ifeq ($(CIRCUITPY_SDCARDIO),1)
+SRC_PATTERNS += sdcardio/%
+endif
+ifeq ($(CIRCUITPY_SDIOIO),1)
+SRC_PATTERNS += sdioio/%
+endif
+ifeq ($(CIRCUITPY_SHARPDISPLAY),1)
+SRC_PATTERNS += sharpdisplay/%
+endif
+ifeq ($(CIRCUITPY_SOCKETPOOL),1)
+SRC_PATTERNS += socketpool/%
+endif
+ifeq ($(CIRCUITPY_SSL),1)
+SRC_PATTERNS += ssl/%
+endif
+ifeq ($(CIRCUITPY_STAGE),1)
+SRC_PATTERNS += _stage/%
+endif
+ifeq ($(CIRCUITPY_STORAGE),1)
+SRC_PATTERNS += storage/%
+endif
+ifeq ($(CIRCUITPY_STRUCT),1)
+SRC_PATTERNS += struct/%
+endif
+ifeq ($(CIRCUITPY_SUPERVISOR),1)
+SRC_PATTERNS += supervisor/%
+endif
+ifeq ($(CIRCUITPY_SYNTHIO),1)
+SRC_PATTERNS += synthio/%
+endif
+ifeq ($(CIRCUITPY_TERMINALIO),1)
+SRC_PATTERNS += terminalio/% fontio/%
+endif
+ifeq ($(CIRCUITPY_TIME),1)
+SRC_PATTERNS += time/%
+endif
+ifeq ($(CIRCUITPY_TOUCHIO),1)
+SRC_PATTERNS += touchio/%
+endif
+ifeq ($(CIRCUITPY_TRACEBACK),1)
+SRC_PATTERNS += traceback/%
+endif
+ifeq ($(CIRCUITPY_UHEAP),1)
+SRC_PATTERNS += uheap/%
+endif
+ifeq ($(CIRCUITPY_USB_CDC),1)
+SRC_PATTERNS += usb_cdc/%
+endif
+ifeq ($(CIRCUITPY_USB_HID),1)
+SRC_PATTERNS += usb_hid/%
+endif
+ifeq ($(CIRCUITPY_USB_HOST),1)
+SRC_PATTERNS += usb_host/% usb/%
+endif
+ifeq ($(CIRCUITPY_USB_MIDI),1)
+SRC_PATTERNS += usb_midi/%
+endif
+ifeq ($(CIRCUITPY_USB_VENDOR),1)
+SRC_PATTERNS += usb_vendor/%
+endif
+ifeq ($(CIRCUITPY_USTACK),1)
+SRC_PATTERNS += ustack/%
+endif
+ifeq ($(CIRCUITPY_ZLIB),1)
+SRC_PATTERNS += zlib/%
+endif
+ifeq ($(CIRCUITPY_VIDEOCORE),1)
+SRC_PATTERNS += videocore/%
+endif
+ifeq ($(CIRCUITPY_WATCHDOG),1)
+SRC_PATTERNS += watchdog/%
+endif
+ifeq ($(CIRCUITPY_WIFI),1)
+SRC_PATTERNS += wifi/%
+endif
+ifeq ($(CIRCUITPY_PEW),1)
+SRC_PATTERNS += _pew/%
+endif
+ifeq ($(CIRCUITPY_MSGPACK),1)
+SRC_PATTERNS += msgpack/%
+endif
+
+# All possible sources are listed here, and are filtered by SRC_PATTERNS in SRC_COMMON_HAL
+SRC_COMMON_HAL_ALL = \
+	_bleio/Adapter.c \
+	_bleio/Attribute.c \
+	_bleio/Characteristic.c \
+	_bleio/CharacteristicBuffer.c \
+	_bleio/Connection.c \
+	_bleio/Descriptor.c \
+	_bleio/PacketBuffer.c \
+	_bleio/Service.c \
+	_bleio/UUID.c \
+	_bleio/__init__.c \
+	_pew/PewPew.c \
+	_pew/__init__.c \
+	alarm/SleepMemory.c \
+	alarm/__init__.c \
+	alarm/pin/PinAlarm.c \
+	alarm/time/TimeAlarm.c \
+	alarm/touch/TouchAlarm.c \
+	analogio/AnalogIn.c \
+	analogio/AnalogOut.c \
+	analogio/__init__.c \
+	audiobusio/I2SOut.c \
+	audiobusio/PDMIn.c \
+	audiobusio/__init__.c \
+	audioio/AudioOut.c \
+	audioio/__init__.c \
+	audiopwmio/PWMAudioOut.c \
+	audiopwmio/__init__.c \
+	board/__init__.c \
+	busio/I2C.c \
+	busio/SPI.c \
+	busio/UART.c \
+	busio/__init__.c \
+	camera/__init__.c \
+	camera/Camera.c \
+	canio/CAN.c \
+	canio/Listener.c \
+	canio/__init__.c \
+	countio/Counter.c \
+	countio/__init__.c \
+	digitalio/DigitalInOut.c \
+	digitalio/__init__.c \
+	dualbank/__init__.c \
+	frequencyio/FrequencyIn.c \
+	frequencyio/__init__.c \
+	imagecapture/ParallelImageCapture.c \
+	imagecapture/__init__.c \
+	gnss/__init__.c \
+	gnss/GNSS.c \
+	gnss/PositionFix.c \
+	gnss/SatelliteSystem.c \
+	i2cperipheral/I2CPeripheral.c \
+	i2cperipheral/__init__.c \
+	microcontroller/Pin.c \
+	microcontroller/Processor.c \
+	microcontroller/__init__.c \
+	mdns/__init__.c \
+	mdns/Server.c \
+	mdns/RemoteService.c \
+	neopixel_write/__init__.c \
+	nvm/ByteArray.c \
+	nvm/__init__.c \
+	os/__init__.c \
+	paralleldisplay/ParallelBus.c \
+	ps2io/Ps2.c \
+	ps2io/__init__.c \
+	pulseio/PulseIn.c \
+	pulseio/PulseOut.c \
+	pulseio/__init__.c \
+	pwmio/PWMOut.c \
+	pwmio/__init__.c \
+	rgbmatrix/RGBMatrix.c \
+	rgbmatrix/__init__.c \
+	rotaryio/IncrementalEncoder.c \
+	rotaryio/__init__.c \
+	rtc/RTC.c \
+	rtc/__init__.c \
+	sdioio/SDCard.c \
+	sdioio/__init__.c \
+	socketpool/__init__.c \
+	socketpool/SocketPool.c \
+	socketpool/Socket.c \
+	ssl/__init__.c \
+	ssl/SSLContext.c \
+	ssl/SSLSocket.c \
+	supervisor/Runtime.c \
+	supervisor/__init__.c \
+	usb_host/__init__.c \
+	usb_host/Port.c \
+	watchdog/WatchDogMode.c \
+	watchdog/WatchDogTimer.c \
+	watchdog/__init__.c \
+	wifi/Monitor.c \
+	wifi/Network.c \
+	wifi/Radio.c \
+	wifi/ScannedNetworks.c \
+	wifi/__init__.c \
+
+ifeq ($(CIRCUITPY_BLEIO_HCI),1)
+# Helper code for _bleio HCI.
+SRC_C += \
+	common-hal/_bleio/att.c \
+	common-hal/_bleio/hci.c \
+
+endif
+
+
+SRC_COMMON_HAL = $(filter $(SRC_PATTERNS), $(SRC_COMMON_HAL_ALL))
+
+# These don't have corresponding files in each port but are still located in
+# shared-bindings to make it clear what the contents of the modules are.
+# All possible sources are listed here, and are filtered by SRC_PATTERNS.
+SRC_BINDINGS_ENUMS = \
+$(filter $(SRC_PATTERNS), \
+	_bleio/Address.c \
+	_bleio/Attribute.c \
+	_bleio/ScanEntry.c \
+	_eve/__init__.c \
+	__future__/__init__.c \
+	camera/ImageFormat.c \
+	canio/Match.c \
+	countio/Edge.c \
+	digitalio/Direction.c \
+	digitalio/DriveMode.c \
+	digitalio/Pull.c \
+	displayio/Colorspace.c \
+	fontio/Glyph.c \
+	imagecapture/ParallelImageCapture.c \
+	math/__init__.c \
+	microcontroller/ResetReason.c \
+	microcontroller/RunMode.c \
+	msgpack/__init__.c \
+	msgpack/ExtType.c \
+	paralleldisplay/__init__.c \
+	paralleldisplay/ParallelBus.c \
+	qrio/PixelPolicy.c \
+	qrio/QRInfo.c \
+	supervisor/RunReason.c \
+	wifi/AuthMode.c \
+	wifi/Packet.c \
+)
+
+SRC_BINDINGS_ENUMS += \
+	util.c
+
+SRC_SHARED_MODULE_ALL = \
+	_bleio/Address.c \
+	_bleio/Attribute.c \
+	_bleio/ScanEntry.c \
+	_bleio/ScanResults.c \
+	_eve/__init__.c \
+	adafruit_pixelbuf/PixelBuf.c \
+	adafruit_pixelbuf/__init__.c \
+	_stage/Layer.c \
+	_stage/Text.c \
+	_stage/__init__.c \
+	aesio/__init__.c \
+	aesio/aes.c \
+	atexit/__init__.c \
+	audiocore/RawSample.c \
+	audiocore/WaveFile.c \
+	audiocore/__init__.c \
+	audioio/__init__.c \
+	audiomixer/Mixer.c \
+	audiomixer/MixerVoice.c \
+	audiomixer/__init__.c \
+	audiomp3/MP3Decoder.c \
+	audiomp3/__init__.c \
+	audiopwmio/__init__.c \
+	bitbangio/I2C.c \
+	bitbangio/SPI.c \
+	bitbangio/__init__.c \
+	bitmaptools/__init__.c \
+	bitops/__init__.c \
+	board/__init__.c \
+	adafruit_bus_device/__init__.c \
+	adafruit_bus_device/i2c_device/I2CDevice.c \
+	adafruit_bus_device/spi_device/SPIDevice.c \
+	canio/Match.c \
+	canio/Message.c \
+	canio/RemoteTransmissionRequest.c \
+	displayio/Bitmap.c \
+	displayio/ColorConverter.c \
+	displayio/Display.c \
+	displayio/EPaperDisplay.c \
+	displayio/FourWire.c \
+	displayio/Group.c \
+	displayio/I2CDisplay.c \
+	displayio/OnDiskBitmap.c \
+	displayio/Palette.c \
+	displayio/Shape.c \
+	displayio/TileGrid.c \
+	displayio/area.c \
+	displayio/__init__.c \
+	floppyio/__init__.c \
+	fontio/BuiltinFont.c \
+	fontio/__init__.c \
+	framebufferio/FramebufferDisplay.c \
+	framebufferio/__init__.c \
+	gamepadshift/GamePadShift.c \
+	gamepadshift/__init__.c \
+	getpass/__init__.c \
+	gifio/__init__.c \
+	gifio/GifWriter.c \
+	imagecapture/ParallelImageCapture.c \
+	ipaddress/IPv4Address.c \
+	ipaddress/__init__.c \
+	is31fl3741/IS31FL3741.c \
+	is31fl3741/FrameBuffer.c \
+	is31fl3741/__init__.c \
+	keypad/__init__.c \
+	keypad/Event.c \
+	keypad/EventQueue.c \
+	keypad/KeyMatrix.c \
+	keypad/ShiftRegisterKeys.c \
+	keypad/Keys.c \
+	memorymonitor/__init__.c \
+	memorymonitor/AllocationAlarm.c \
+	memorymonitor/AllocationSize.c \
+	network/__init__.c \
+	msgpack/__init__.c \
+	onewireio/__init__.c \
+	onewireio/OneWire.c \
+	os/__init__.c \
+	paralleldisplay/ParallelBus.c \
+	qrio/__init__.c \
+	qrio/QRDecoder.c \
+	rainbowio/__init__.c \
+	random/__init__.c \
+	rgbmatrix/RGBMatrix.c \
+	rgbmatrix/__init__.c \
+	rotaryio/IncrementalEncoder.c \
+	sdcardio/SDCard.c \
+	sdcardio/__init__.c \
+	sharpdisplay/SharpMemoryFramebuffer.c \
+	sharpdisplay/__init__.c \
+	socket/__init__.c \
+	storage/__init__.c \
+	struct/__init__.c \
+	synthio/MidiTrack.c \
+	synthio/__init__.c \
+	terminalio/Terminal.c \
+	terminalio/__init__.c \
+	time/__init__.c \
+	traceback/__init__.c \
+	uheap/__init__.c \
+	usb/__init__.c \
+	usb/core/__init__.c \
+	usb/core/Device.c \
+	ustack/__init__.c \
+	zlib/__init__.c \
+	vectorio/Circle.c \
+	vectorio/Polygon.c \
+	vectorio/Rectangle.c \
+	vectorio/VectorShape.c \
+	vectorio/__init__.c \
+
+# All possible sources are listed here, and are filtered by SRC_PATTERNS.
+SRC_SHARED_MODULE = $(filter $(SRC_PATTERNS), $(SRC_SHARED_MODULE_ALL))
+
+# Use the native touchio if requested. This flag is set conditionally in, say, mpconfigport.h.
+# The presence of common-hal/touchio/* does not imply it's available for all chips in a port,
+# so there is an explicit flag. For example, SAMD21 touchio is native, but SAMD51 is not.
+ifeq ($(CIRCUITPY_TOUCHIO_USE_NATIVE),1)
+SRC_COMMON_HAL_ALL += \
+	touchio/TouchIn.c \
+	touchio/__init__.c
+else
+SRC_SHARED_MODULE_ALL += \
+	touchio/TouchIn.c \
+	touchio/__init__.c
+endif
+
+# If supporting _bleio via HCI, make devices/ble_hci/common-hal/_bleio be includable,
+# and use C source files in devices/ble_hci/common-hal.
+ifeq ($(CIRCUITPY_BLEIO_HCI),1)
+INC += -I$(TOP)/devices/ble_hci
+DEVICES_MODULES += $(TOP)/devices/ble_hci
+endif
+
+ifeq ($(CIRCUITPY_AUDIOMP3),1)
+SRC_MOD += $(addprefix lib/mp3/src/, \
+	bitstream.c \
+	buffers.c \
+	dct32.c \
+	dequant.c \
+	dqchan.c \
+	huffman.c \
+	hufftabs.c \
+	imdct.c \
+	mp3dec.c \
+	mp3tabs.c \
+	polyphase.c \
+	scalfact.c \
+	stproc.c \
+	subband.c \
+	trigtabs.c \
+)
+$(BUILD)/lib/mp3/src/buffers.o: CFLAGS += -include "py/misc.h" -D'MPDEC_ALLOCATOR(x)=m_malloc(x,0)' -D'MPDEC_FREE(x)=m_free(x)'
+endif
+ifeq ($(CIRCUITPY_RGBMATRIX),1)
+SRC_MOD += $(addprefix lib/protomatter/src/, \
+	core.c \
+)
+$(BUILD)/lib/protomatter/src/core.o: CFLAGS += -include "shared-module/rgbmatrix/allocator.h" -DCIRCUITPY -Wno-missing-braces -Wno-missing-prototypes
+endif
+
+ifeq ($(CIRCUITPY_ZLIB),1)
+SRC_MOD += $(addprefix lib/uzlib/, \
+	tinflate.c \
+	tinfzlib.c \
+	tinfgzip.c \
+	adler32.c \
+	crc32.c \
+)
+$(BUILD)/lib/uzlib/tinflate.o: CFLAGS += -Wno-missing-braces -Wno-missing-prototypes
+endif
+
+# All possible sources are listed here, and are filtered by SRC_PATTERNS.
+SRC_SHARED_MODULE_INTERNAL = \
+$(filter $(SRC_PATTERNS), \
+	displayio/display_core.c \
+	usb/utf16le.c \
+)
+
+SRC_COMMON_HAL_INTERNAL = \
+$(filter $(SRC_PATTERNS), \
+	_bleio/ \
+)
+
+ifeq ($(INTERNAL_LIBM),1)
+SRC_LIBM = \
+$(addprefix lib/,\
+	libm/math.c \
+	libm/roundf.c \
+	libm/fmodf.c \
+	libm/nearbyintf.c \
+	libm/ef_sqrt.c \
+	libm/kf_rem_pio2.c \
+	libm/kf_sin.c \
+	libm/kf_cos.c \
+	libm/kf_tan.c \
+	libm/ef_rem_pio2.c \
+	libm/sf_sin.c \
+	libm/sf_cos.c \
+	libm/sf_tan.c \
+	libm/sf_frexp.c \
+	libm/sf_modf.c \
+	libm/sf_ldexp.c \
+	libm/asinfacosf.c \
+	libm/atanf.c \
+	libm/atan2f.c \
+	)
+ifeq ($(CIRCUITPY_ULAB),1)
+SRC_LIBM += \
+$(addprefix lib/,\
+	libm/acoshf.c \
+	libm/asinhf.c \
+	libm/atanhf.c \
+	libm/erf_lgamma.c \
+	libm/log1pf.c \
+	libm/sf_erf.c \
+	libm/wf_lgamma.c \
+	libm/wf_tgamma.c \
+	)
+endif
+$(patsubst %.c,$(BUILD)/%.o,$(SRC_LIBM)): CFLAGS += -Wno-missing-prototypes
+endif
+
+SRC_CIRCUITPY_COMMON = \
+	shared/libc/string0.c \
+	shared/readline/readline.c \
+	lib/oofatfs/ff.c \
+	lib/oofatfs/ffunicode.c \
+	shared/timeutils/timeutils.c \
+	shared/runtime/buffer_helper.c \
+	shared/runtime/context_manager_helpers.c \
+	shared/runtime/interrupt_char.c \
+	shared/runtime/pyexec.c \
+	shared/runtime/stdout_helpers.c \
+	shared/runtime/sys_stdio_mphal.c
+
+ifeq ($(CIRCUITPY_QRIO),1)
+SRC_CIRCUITPY_COMMON += lib/quirc/lib/decode.c lib/quirc/lib/identify.c lib/quirc/lib/quirc.c lib/quirc/lib/version_db.c
+$(BUILD)/lib/quirc/lib/%.o: CFLAGS += -Wno-shadow -Wno-sign-compare -include shared-module/qrio/quirc_alloc.h
+endif
+
+ifdef LD_TEMPLATE_FILE
+# Generate a linker script (.ld file) from a template, for those builds that use it.
+GENERATED_LD_FILE = $(BUILD)/$(notdir $(patsubst %.template.ld,%.ld,$(LD_TEMPLATE_FILE)))
+#
+# ld_defines.pp is generated from ld_defines.c. See py/mkrules.mk.
+# Run gen_ld_files.py over ALL *.template.ld files, not just LD_TEMPLATE_FILE,
+# because it may include other template files.
+$(GENERATED_LD_FILE): $(BUILD)/ld_defines.pp boards/*.template.ld
+	$(STEPECHO) "GEN $@"
+	$(Q)$(PYTHON) $(TOP)/tools/gen_ld_files.py --defines $< --out_dir $(BUILD) boards/*.template.ld
+endif
+
+.PHONY: check-release-needs-clean-build
+
+check-release-needs-clean-build:
+	@echo "RELEASE_NEEDS_CLEAN_BUILD = $(RELEASE_NEEDS_CLEAN_BUILD)"