Merge pull request #787 from pguyot/w34/add-pico-option-to-wait-for-usb

Add build-time option for Pico to wait for a USB connection
atomvm · Aug 26, 2023 · 725d2f4 · 725d2f4
2 parents 79236b9 + 64b116c
commit 725d2f4
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Showing 2 changed files with 5 additions and 1 deletion.
diff --git a/src/platforms/rp2040/CMakeLists.txt b/src/platforms/rp2040/CMakeLists.txt
@@ -48,7 +48,7 @@ set(CMAKE_TRY_COMPILE_TARGET_TYPE EXECUTABLE)
 option(AVM_DISABLE_SMP "Disable SMP support." OFF)
 option(AVM_USE_32BIT_FLOAT "Use 32 bit floats." OFF)
 option(AVM_VERBOSE_ABORT "Print module and line number on VM abort" OFF)
-
+option(AVM_WAIT_FOR_USB_CONNECT "Wait for USB connection before starting" OFF)
 option(AVM_REBOOT_ON_NOT_OK "Reboot Pico if result is not ok" OFF)
 
 set(

diff --git a/src/platforms/rp2040/src/CMakeLists.txt b/src/platforms/rp2040/src/CMakeLists.txt
@@ -41,6 +41,10 @@ if (AVM_REBOOT_ON_NOT_OK)
     target_compile_definitions(AtomVM PRIVATE CONFIG_REBOOT_ON_NOT_OK)
 endif()
 
+if (AVM_WAIT_FOR_USB_CONNECT)
+    target_compile_definitions(AtomVM PRIVATE PICO_STDIO_USB_CONNECT_WAIT_TIMEOUT_MS=-1)
+endif()
+
 set(
     PLATFORM_LIB_SUFFIX
     ${CMAKE_SYSTEM_NAME}-${CMAKE_SYSTEM_PROCESSOR}