riscv/qemu: add CMake for PROTECTED

This adds CMake support for PROTECTED build mode on rv-virt target.

Signed-off-by: Yanfeng Liu <yfliu2008@qq.com>

arch/risc-v/src/qemu-rv/CMakeLists.txt

@@ -39,4 +39,8 @@ if(CONFIG_MM_PGALLOC)
   list(APPEND SRCS qemu_rv_pgalloc.c)
 endif()
 
+if(CONFIG_BUILD_PROTECTED)
+  list(APPEND SRCS qemu_rv_userspace.c)
+endif()
+
 target_sources(arch PRIVATE ${SRCS})

boards/risc-v/qemu-rv/rv-virt/CMakeLists.txt

@@ -19,3 +19,10 @@
 # ##############################################################################
 
 add_subdirectory(src)
+
+if(CONFIG_BUILD_PROTECTED)
+  add_subdirectory(kernel)
+  set_property(
+    GLOBAL PROPERTY LD_SCRIPT_USER
+                    ${CMAKE_CURRENT_LIST_DIR}/scripts/ld-userland.script)
+endif()

boards/risc-v/qemu-rv/rv-virt/kernel/CMakeLists.txt

@@ -0,0 +1,21 @@
+# ##############################################################################
+# boards/risc-v/qemu-rv/rv-virt/kernel/CMakeLists.txt
+#
+# Licensed to the Apache Software Foundation (ASF) under one or more contributor
+# license agreements.  See the NOTICE file distributed with this work for
+# additional information regarding copyright ownership.  The ASF licenses this
+# file to you under the Apache License, Version 2.0 (the "License"); you may not
+# use this file except in compliance with the License.  You may obtain a copy of
+# the License at
+#
+# http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
+# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.  See the
+# License for the specific language governing permissions and limitations under
+# the License.
+#
+# ##############################################################################
+
+target_sources(nuttx_user PRIVATE rv_virt_userspace.c)

boards/risc-v/qemu-rv/rv-virt/src/CMakeLists.txt

@@ -31,11 +31,12 @@ endif()
 target_sources(board PRIVATE ${SRCS})
 
 if(CONFIG_ARCH_CHIP_QEMU_RV)
-  if(CONFIG_BUILD_KERNEL)
+  if(CONFIG_NUTTSBI)
+    set(LDFILE ld-nuttsbi.script)
+  elseif(CONFIG_BUILD_KERNEL)
     set(LDFILE ld-kernel.script)
-    if(CONFIG_NUTTSBI)
+  elseif(CONFIG_BUILD_PROTECTED)
-      set(LDFILE ld-nuttsbi.script)
+    set(LDFILE ld-protected.script)
-    endif()
   else()
     set(LDFILE ld.script)
   endif()