MLECO-2983: Preliminary support to allow semihosting

Adding basic support to allow applications to build with semihosting
support. Default state is always disabled.

Signed-off-by: Kshitij Sisodia <kshitij.sisodia@arm.com>
Change-Id: I1d34c3a246560aaffcb34eee801e1a87d887d559
diff --git a/source/hal/cmsis_device/CMakeLists.txt b/source/hal/cmsis_device/CMakeLists.txt
index 255bd30..b98feb2 100644
--- a/source/hal/cmsis_device/CMakeLists.txt
+++ b/source/hal/cmsis_device/CMakeLists.txt
@@ -56,13 +56,18 @@
 # Device definition needs to be set, is checked in source files to include correct header
 target_compile_definitions(${CMSIS_DEVICE_TARGET} PUBLIC ${ARM_CPU})
 
-
 # Tell linker that reset interrupt handler is our entry point
 target_link_options(
     ${CMSIS_DEVICE_TARGET}
     INTERFACE
     --entry Reset_Handler)
 
+# Check if semihosting configuration is available
+if (COMMAND configure_semihosting)
+    option(USE_SEMIHOSTING "Enable/disable semihosting option" OFF)
+    configure_semihosting(${CMSIS_DEVICE_TARGET} ${USE_SEMIHOSTING})
+endif()
+
 # 4 Display status:
 message(STATUS "CMAKE_CURRENT_SOURCE_DIR: " ${CMAKE_CURRENT_SOURCE_DIR})
 message(STATUS "*******************************************************")