DFU support: add STM32CUBE DFU

Author: multiplemonomials

tools/cmake/upload_methods/UploadMethodSTM32CUBE.cmake

@@ -34,7 +34,9 @@ function(gen_upload_target TARGET_NAME BINARY_FILE)
 		${STM32CUBE_CONNECT_COMMAND}
 		${STM32CUBE_UPLOAD_PROBE_ARGS} # probe arg must be immediately after -c command as it gets appended to -c
 		-w ${BINARY_FILE} ${MBED_UPLOAD_BASE_ADDR}
-		-rst)
+		-rst
+		VERBATIM
+		USES_TERMINAL)
 
 endfunction(gen_upload_target)
 

tools/cmake/upload_methods/UploadMethodSTM32CUBE_DFU.cmake

@@ -0,0 +1,29 @@
+# Copyright (c) 2025 Jamie Smith
+# SPDX-License-Identifier: Apache-2.0
+
+### STM32Cube DFU Upload Method
+# This method needs the following parameters:
+# STM32CUBE_DFU_CONNECT_COMMAND - "Connect" (-c) command to pass to the programmer
+
+### Check if upload method can be enabled on this machine
+find_package(STLINKTools COMPONENTS STM32CubeProg)
+set(UPLOAD_STM32CUBE_DFU_FOUND ${STLINKTools_FOUND})
+
+set(UPLOAD_SUPPORTS_DEBUG FALSE)
+
+### Function to generate upload target
+
+function(gen_upload_target TARGET_NAME BINARY_FILE)
+
+	set(STM32CUBE_UPLOAD_PROBE_ARGS sn=${MBED_UPLOAD_SERIAL_NUMBER})
+
+	add_custom_target(flash-${TARGET_NAME}
+		COMMENT "Flashing ${TARGET_NAME} with STM32CubeProg..."
+		COMMAND ${STM32CubeProg_COMMAND}
+		-c ${STM32CUBE_DFU_CONNECT_COMMAND}
+		${STM32CUBE_UPLOAD_PROBE_ARGS} # probe arg must be immediately after -c command as it gets appended to -c
+		-w ${BINARY_FILE} ${MBED_UPLOAD_BASE_ADDR}
+		VERBATIM
+		USES_TERMINAL)
+
+endfunction(gen_upload_target)