Exclude some niche modules by default and populate exclude_modules

arch/nrf52/nrf52.ini

@@ -14,6 +14,7 @@ build_flags =
   -Wno-unused-variable
   -Isrc/platform/nrf52
   -DLFS_NO_ASSERT                      ; Disable LFS assertions , see https://github.com/meshtastic/firmware/pull/3818
+  -DMESHTASTIC_EXCLUDE_AUDIO=1
 
 build_src_filter = 
   ${arduino_base.build_src_filter} -<platform/esp32/> -<platform/stm32wl> -<nimble/> -<mesh/wifi/> -<mesh/api/> -<mesh/http/> -<modules/esp32> -<platform/rp2xx0> -<mesh/eth/> -<mesh/raspihttp>

platformio.ini

@@ -53,6 +53,7 @@ extra_scripts = bin/platformio-custom.py
 ; FIXME: fix lib/BluetoothOTA dependency back on src/ so we can remove -Isrc
 ; The Radiolib stuff will speed up building considerably. Exclud all the stuff we dont need.
 build_flags = -Wno-missing-field-initializers
+
 	-Wno-format
 	-Isrc -Isrc/mesh -Isrc/mesh/generated -Isrc/gps -Isrc/buzz -Wl,-Map,.pio/build/output.map
 	-DUSE_THREAD_NAMES
@@ -80,8 +81,10 @@ build_flags = -Wno-missing-field-initializers
 	-DRADIOLIB_EXCLUDE_LORAWAN=1
 	-DMESHTASTIC_EXCLUDE_DROPZONE=1
 	-DMESHTASTIC_EXCLUDE_REMOTEHARDWARE=1
+  -DMESHTASTIC_EXCLUDE_POWERSTRESS=1 ; exclude power stress test module from main firmware
         #-DBUILD_EPOCH=$UNIX_TIME
         ;-D OLED_PL
+
 monitor_speed = 115200
 monitor_filters = direct
 lib_deps =

src/main.cpp

@@ -1161,6 +1161,31 @@ extern meshtastic_DeviceMetadata getDeviceMetadata()
     deviceMetadata.hw_model = HW_VENDOR;
     deviceMetadata.hasRemoteHardware = moduleConfig.remote_hardware.enabled;
     deviceMetadata.excluded_modules = meshtastic_ExcludedModules_EXCLUDED_NONE;
+#if MESHTASTIC_EXCLUDE_REMOTEHARDWARE
+    deviceMetadata.excluded_modules |= meshtastic_ExcludedModules_REMOTEHARDWARE_CONFIG;
+#endif
+#if MESHTASTIC_EXCLUDE_AUDIO
+    deviceMetadata.excluded_modules |= meshtastic_ExcludedModules_AUDIO_CONFIG;
+#endif
+#if !HAS_SCREEN || NO_EXT_GPIO
+    deviceMetadata.excluded_modules |= meshtastic_ExcludedModules_CANNEDMSG_CONFIG | meshtastic_ExcludedModules_EXTNOTIF_CONFIG;
+#endif
+// Only edge case here is if we apply this a device with built in Accelerometer and want to detect interrupts
+// We'll have to macro guard against those targets potentially
+#if NO_EXT_GPIO
+    deviceMetadata.excluded_modules |= meshtastic_ExcludedModules_DETECTIONSENSOR_CONFIG;
+#endif
+// If we don't have any GPIO and we don't have GPS, no purpose in having serial config
+#if NO_EXT_GPIO && NO_GPS
+    deviceMetadata.excluded_modules |= meshtastic_ExcludedModules_SERIAL_CONFIG;
+#endif
+#ifndef ARCH_ESP32
+    deviceMetadata.excluded_modules |= meshtastic_ExcludedModules_PAXCOUNTER_CONFIG;
+#endif
+#if !defined(HAS_NCP5623) && !defined(RGBLED_RED) && !defined(HAS_NEOPIXEL) && !defined(UNPHONE) && !RAK_4631
+    deviceMetadata.excluded_modules |= meshtastic_ExcludedModules_AMBIENTLIGHTING_CONFIG;
+#endif
+
 #if !(MESHTASTIC_EXCLUDE_PKI)
     deviceMetadata.hasPKC = true;
 #endif

variants/heltec_wireless_paper/variant.h

@@ -32,6 +32,9 @@
 #define HAS_32768HZ
 #define ADC_CTRL_ENABLED LOW
 
+#define NO_EXT_GPIO 1
+#define NO_GPS 1
+
 // LoRa
 #define USE_SX1262
 

variants/heltec_wireless_paper_v1/variant.h

@@ -32,6 +32,9 @@
 #define HAS_32768HZ
 #define ADC_CTRL_ENABLED LOW
 
+#define NO_EXT_GPIO 1
+#define NO_GPS 1
+
 // LoRa
 #define USE_SX1262
 

variants/t-echo/variant.h

@@ -216,6 +216,8 @@ External serial flash WP25R1635FZUIL0
 #define VBAT_AR_INTERNAL AR_INTERNAL_3_0
 #define ADC_MULTIPLIER (2.0F)
 
+#define NO_EXT_GPIO 1
+
 #define HAS_RTC 1
 
 #ifdef __cplusplus