init

.gitignore

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+/build
+/.vscode
+/managed_components

.gitmodules

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+[submodule "vendor/wasm-micro-runtime"]
+	path = vendor/wasm-micro-runtime
+	url = https://github.com/bytecodealliance/wasm-micro-runtime.git

CMakeLists.txt

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+# The following lines of boilerplate have to be in your project's
+# CMakeLists in this exact order for cmake to work correctly
+cmake_minimum_required(VERSION 3.16)
+
+include($ENV{IDF_PATH}/tools/cmake/project.cmake)
+project(wasm4-esp32)

LICENSE

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+MIT License
+
+Copyright (c) 2024 lijunchen
+
+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.
+
+## Third-Party Licenses
+
+This project includes code from the following third-party projects:
+
+### WASM-4 License
+Copyright (c) Bruno Garcia
+
+Permission to use, copy, modify, and/or distribute this software for any
+purpose with or without fee is hereby granted, provided that the above
+copyright notice and this permission notice appear in all copies.
+
+THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES WITH
+REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND
+FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT,
+INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM
+LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR
+OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
+PERFORMANCE OF THIS SOFTWARE.
+
+See `./LICENSE-WASM4.txt` for details.
+
+### ST7789 License
+MIT License
+
+Copyright (c) 2020 nopnop2002
+
+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.
+
+
+See `./components/st7789/LICENSE` for details.
+
+### snake-mbt LICENSE
+
+See `./snake-mbt/LICENSE` for details.

LICENSE-WASM4.txt

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+Copyright (c) Bruno Garcia
+
+Permission to use, copy, modify, and/or distribute this software for any
+purpose with or without fee is hereby granted, provided that the above
+copyright notice and this permission notice appear in all copies.
+
+THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES WITH
+REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND
+FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT,
+INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM
+LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR
+OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
+PERFORMANCE OF THIS SOFTWARE.

README.md

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+# MoonBit WASM-4 on ESP32
+
+![1727189835964](https://github.com/user-attachments/assets/7b271c2b-14e0-44ce-bc88-7dc4b07546a5)
+
+GPIO should be configured according to your specific ESP32 board.
+
+```
+idf.py set-target esp32c6
+moon build -C ./snake-mbt --target wasm
+xxd -n __game_card -i ./snake-mbt/target/wasm/release/build/snake.wasm > ./main/gamecard.c
+idf.py flash
+```

components/st7789/CMakeLists.txt

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+set(srcs "st7789.c" "fontx.c")
+
+idf_component_register(SRCS "${srcs}"
+                       PRIV_REQUIRES driver
+                       INCLUDE_DIRS ".")

components/st7789/Kconfig.projbuild

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+menu "ST7789 Configuration"
+
+	config GPIO_RANGE_MAX
+		int
+		default 33 if IDF_TARGET_ESP32
+		default 46 if IDF_TARGET_ESP32S2
+		default 48 if IDF_TARGET_ESP32S3
+		default 18 if IDF_TARGET_ESP32C2
+		default 19 if IDF_TARGET_ESP32C3
+		default 30 if IDF_TARGET_ESP32C6
+
+	config WIDTH
+		int "SCREEN WIDTH"
+		range 0 999
+		default 240
+		help
+			The width resolution of the screen.
+
+	config HEIGHT
+		int "SCREEN HEIGHT"
+		range 0 999
+		default 240
+		help
+			The height resolution of the screen.
+
+	config OFFSETX
+		int "GRAM X OFFSET"
+		range 0 99
+		default 0
+		help
+			When your TFT have offset(X), set it.
+
+	config OFFSETY
+		int "GRAM Y OFFSET"
+		range 0 99
+		default 0
+		help
+			When your TFT have offset(Y), set it.
+
+	config MOSI_GPIO
+		int "MOSI GPIO number"
+		range 0 GPIO_RANGE_MAX
+		default 23 if IDF_TARGET_ESP32
+		default 35 if IDF_TARGET_ESP32S2 || IDF_TARGET_ESP32S3
+		default  0 # C3 and others
+		help
+			GPIO number (IOxx) to SPI MOSI.
+			Some GPIOs are used for other purposes (flash connections, etc.) and cannot be used to MOSI.
+			On the ESP32, GPIOs 35-39 are input-only so cannot be used as outputs.
+			On the ESP32-S2, GPIO 46 is input-only so cannot be used as outputs.
+
+	config SCLK_GPIO
+		int "SCLK GPIO number"
+		range 0 GPIO_RANGE_MAX
+		default 18 if IDF_TARGET_ESP32
+		default 36 if IDF_TARGET_ESP32S2 || IDF_TARGET_ESP32S3
+		default  1 # C3 and others
+		help
+			GPIO number (IOxx) to SPI SCLK.
+			Some GPIOs are used for other purposes (flash connections, etc.) and cannot be used to SCLK.
+			On the ESP32, GPIOs 35-39 are input-only so cannot be used as outputs.
+			On the ESP32-S2, GPIO 46 is input-only so cannot be used as outputs.
+
+	config CS_GPIO
+		int "CS GPIO number"
+		range -1 GPIO_RANGE_MAX
+		default -1
+		help
+			GPIO number (IOxx) to SPI CS.
+			When it is -1, CS isn't performed.
+			Some GPIOs are used for other purposes (flash connections, etc.) and cannot be used to CS.
+			On the ESP32, GPIOs 35-39 are input-only so cannot be used as outputs.
+			On the ESP32-S2, GPIO 46 is input-only so cannot be used as outputs.
+
+	config DC_GPIO
+		int "DC GPIO number"
+		range 0 GPIO_RANGE_MAX
+		default 27 if IDF_TARGET_ESP32
+		default 37 if IDF_TARGET_ESP32S2 || IDF_TARGET_ESP32S3
+		default  2 # C3 and others
+		help
+			GPIO number (IOxx) to SPI DC.
+			Some GPIOs are used for other purposes (flash connections, etc.) and cannot be used to DC.
+			On the ESP32, GPIOs 35-39 are input-only so cannot be used as outputs.
+			On the ESP32-S2, GPIO 46 is input-only so cannot be used as outputs.
+
+	config RESET_GPIO
+		int "RESET GPIO number"
+		range 0 GPIO_RANGE_MAX
+		default 33 if IDF_TARGET_ESP32
+		default 38 if IDF_TARGET_ESP32S2 || IDF_TARGET_ESP32S3
+		default  3 # C3 and others
+		help
+			GPIO number (IOxx) to RESET.
+			Some GPIOs are used for other purposes (flash connections, etc.) and cannot be used to RESET.
+			On the ESP32, GPIOs 35-39 are input-only so cannot be used as outputs.
+			On the ESP32-S2, GPIO 46 is input-only so cannot be used as outputs.
+
+	config BL_GPIO
+		int "BACKLIGHT GPIO number"
+		range -1 GPIO_RANGE_MAX
+		default 32 if IDF_TARGET_ESP32
+		default 33 if IDF_TARGET_ESP32S2 || IDF_TARGET_ESP32S3
+		default  4 # C3 and others
+		help
+			GPIO number (IOxx) to BACKLIGHT.
+			When it is -1, BACKLIGHT isn't performed.
+			Some GPIOs are used for other purposes (flash connections, etc.) and cannot be used to BACKLIGHT.
+			On the ESP32, GPIOs 35-39 are input-only so cannot be used as outputs.
+			On the ESP32-S2, GPIO 46 is input-only so cannot be used as outputs.
+
+	config INVERSION
+		bool "Enable Display Inversion"
+		default false
+		help
+			Enable Display Inversion.
+
+	choice SPI_HOST
+		prompt "SPI peripheral that controls this bus"
+		default SPI2_HOST
+		help
+			Select SPI peripheral that controls this bus.
+		config SPI2_HOST
+			bool "SPI2_HOST"
+			help
+				Use SPI2_HOST. This is also called HSPI_HOST.
+		config SPI3_HOST
+			depends on IDF_TARGET_ESP32 || IDF_TARGET_ESP32S2 || IDF_TARGET_ESP32S3
+			bool "SPI3_HOST"
+			help
+				USE SPI3_HOST. This is also called VSPI_HOST
+	endchoice
+
+	config FRAME_BUFFER
+		bool "Enable Frame Buffer"
+		depends on !IDF_TARGET_ESP32C2
+		default false
+		help
+			Enable Frame Buffer.
+
+endmenu

components/st7789/LICENSE

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+MIT License
+
+Copyright (c) 2020 nopnop2002
+
+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.

components/st7789/component.mk

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+#
+# "main" pseudo-component makefile.
+#
+# (Uses default behaviour of compiling all source files in directory, adding 'include' to include path.)