Support arduino+espidf framework too (#2)

Author: noahp

.gitignore

@@ -1,10 +1,11 @@
 .pio
 .vscode/.browse.c_cpp.db*
 .vscode/c_cpp_properties.json
-.vscode/launch.json
 .vscode/ipch
-managed_components/
+.vscode/launch.json
+/.build_cache
+/sdkconfig.arduino
 dependencies.lock
-sdkconfig.espidf
+managed_components/
 sdkconfig
-/.build_cache
+sdkconfig.espidf

platformio.ini

@@ -8,6 +8,10 @@
 ; Please visit documentation for the other options and examples
 ; https://docs.platformio.org/page/projectconf.html
 
+[platformio]
+; Set a path to a cache folder
+build_cache_dir = .build_cache
+
 [env]
 platform = espressif32
 board = esp32-c3-devkitc-02
@@ -23,12 +27,6 @@ board_build.esp-idf.extra_lf_files =
 ; add coredump flash partition
 board_build.partitions = partitions_example.csv
 
-[env:espidf]
-framework = espidf
-platform_packages =
-  ; get specific ESP-IDF version (5.1.2)
-  framework-espidf@^3.50102.240122
-
 ; wrapper to run the memfault build id script on the output binary
 extra_scripts =
     post:add_build_id.py
@@ -43,7 +41,16 @@ build_flags =
   -Icomponents/memfault-firmware-sdk/components/include
   -include components/memfault-firmware-sdk/ports/include/memfault/ports/freertos_trace.h
 
+[env:espidf]
+framework = espidf
+platform_packages =
+  ; get specific ESP-IDF version (5.1.2)
+  framework-espidf@^3.50102.240122
 
-[platformio]
-; Set a path to a cache folder
-build_cache_dir = .build_cache
+[env:arduino]
+framework = arduino, espidf
+platform_packages =
+  platformio/framework-arduinoespressif32@~3.20014.0
+board_build.cmake_extra_args =
+  -DPLATFORMIO_ENABLED=TRUE
+  -DSDKCONFIG_DEFAULTS="sdkconfig.defaults;sdkconfig.defaults.arduino"

sdkconfig.defaults

@@ -44,3 +44,6 @@ CONFIG_MBEDTLS_DYNAMIC_FREE_CA_CERT=y
 
 # Trigger an assert if any malloc fails
 CONFIG_MEMFAULT_ASSERT_ON_ALLOC_FAILURE=y
+
+# Required for arduino
+# CONFIG_FREERTOS_HZ=1000

sdkconfig.defaults.arduino

@@ -0,0 +1,2 @@
+# Required for arduino
+CONFIG_FREERTOS_HZ=1000