Initial support processor idle functionality

xtoskrnl/CMakeLists.txt

@@ -29,6 +29,7 @@ list(APPEND XTOSKRNL_SOURCE
     ${XTOSKRNL_SOURCE_DIR}/ke/${ARCH}/proc.c
     ${XTOSKRNL_SOURCE_DIR}/mm/kpools.c
     ${XTOSKRNL_SOURCE_DIR}/mm/${ARCH}/pages.c
+    ${XTOSKRNL_SOURCE_DIR}/po/idle.c
     ${XTOSKRNL_SOURCE_DIR}/rtl/atomic.c
     ${XTOSKRNL_SOURCE_DIR}/rtl/byteswap.c
     ${XTOSKRNL_SOURCE_DIR}/rtl/memory.c