cmake: add rimage build

Signed-off-by: Janusz Jankowski <janusz.jankowski@linux.intel.com>

rimage/CMakeLists.txt

@@ -0,0 +1,49 @@
+cmake_minimum_required(VERSION 3.10)
+
+project(SOF_RIMAGE C)
+
+set(SOF_ROOT_SOURCE_DIRECTORY "${PROJECT_SOURCE_DIR}/..")
+
+if(NOT DEFINED VERSION_H_PATH)
+	message(FATAL_ERROR
+	" Please specify version.h path.\n" 
+	" Example: cmake -DVERSION_H_PATH=${VERSION_H_PATH} ...\n"
+)
+endif()
+
+if(NOT DEFINED PEM_KEY_PREFIX)
+	set(PEM_KEY_PREFIX "/usr/local/share/rimage")
+endif()
+
+get_filename_component(VERSION_H_DIRECTORY ${VERSION_H_PATH} DIRECTORY)
+
+add_executable(rimage
+	file_simple.c
+	man_apl.c
+	man_cnl.c
+	man_kbl.c
+	man_sue.c
+	cse.c
+	css.c
+	plat_auth.c
+	hash.c
+	pkcs1_5.c
+	manifest.c
+	elf.c
+	rimage.c
+)
+
+target_compile_options(rimage PRIVATE 
+	-O2 -g -Wall -Werror -Wl,-EL -Wmissing-prototypes -Wimplicit-fallthrough=3
+)
+
+target_compile_definitions(rimage PRIVATE
+	PEM_KEY_PREFIX="${PEM_KEY_PREFIX}"
+)
+
+target_link_libraries(rimage PRIVATE "-lcrypto")
+
+target_include_directories(rimage PRIVATE 
+	"${SOF_ROOT_SOURCE_DIRECTORY}/src/include"
+	"${VERSION_H_DIRECTORY}"
+)