target/meson: OOBE experience improvement when using the non-target-s…

…pecific cross-file

src/target/meson.build

@@ -81,6 +81,13 @@ if is_firmware_build
 		'ti': 'Texas Instruments parts',
 		'xilinx': 'Xilinx parts',
 	}
+
+	# Check to see if the set of enabled targets is all of them and the
+	# firmware is to be built for a STM32F1 based probe (requires a restriction)
+	if probe in ['bluepill', 'native', 'stlink', 'swlink'] and enabled_targets.length() == target_names.keys().length()
+		warning('Disabling some targets as your build will not fit the target probe otherwise')
+		enabled_targets = ['cortexm', 'efm', 'hc32', 'lpc', 'nrf', 'nxp', 'renesas', 'rp', 'sam', 'stm', 'ti']
+	endif
 endif
 
 # Conditional file compilation based on target selection