mm/umm: Allow customizing the implementation of umm heap

and migrate arch/sim from the customized mm_heap to
umm_heap, so the default mm_heap implementation can
still be used(e.g. shared memory in OpenAMP).

Signed-off-by: ganjing <ganjing@xiaomi.com>

mm/Kconfig

@@ -25,6 +25,13 @@ config MM_CUSTOMIZE_MANAGER
 
 endchoice
 
+config MM_UMM_CUSTOMIZE_MANAGER
+	bool "Customized heap manager"
+	default n
+	---help---
+		Customized memory manager policy. The build will fail
+		if the umm heap module not defined by customer.
+
 config MM_KERNEL_HEAP
 	bool "Kernel dedicated heap"
 	default BUILD_PROTECTED || BUILD_KERNEL

mm/umm_heap/CMakeLists.txt

@@ -22,29 +22,31 @@
 
 # User heap allocator
 
-set(SRCS
-    umm_globals.c
-    umm_initialize.c
-    umm_addregion.c
-    umm_malloc_size.c
-    umm_brkaddr.c
-    umm_calloc.c
-    umm_extend.c
-    umm_free.c
-    umm_mallinfo.c
-    umm_malloc.c
-    umm_memalign.c
-    umm_realloc.c
-    umm_zalloc.c
-    umm_heapmember.c
-    umm_memdump.c)
+if(NOT CONFIG_MM_UMM_CUSTOMIZE_MANAGER)
+  set(SRCS
+      umm_globals.c
+      umm_initialize.c
+      umm_addregion.c
+      umm_malloc_size.c
+      umm_brkaddr.c
+      umm_calloc.c
+      umm_extend.c
+      umm_free.c
+      umm_mallinfo.c
+      umm_malloc.c
+      umm_memalign.c
+      umm_realloc.c
+      umm_zalloc.c
+      umm_heapmember.c
+      umm_memdump.c)
 
-if(CONFIG_BUILD_KERNEL)
-  list(APPEND SRCS umm_sbrk.c)
+  if(CONFIG_BUILD_KERNEL)
+    list(APPEND SRCS umm_sbrk.c)
+  endif()
+
+  if(CONFIG_DEBUG_MM)
+    list(APPEND SRCS umm_checkcorruption.c)
+  endif()
+
+  target_sources(mm PRIVATE ${SRCS})
 endif()
-
-if(CONFIG_DEBUG_MM)
-  list(APPEND SRCS umm_checkcorruption.c)
-endif()
-
-target_sources(mm PRIVATE ${SRCS})

mm/umm_heap/Make.defs

@@ -22,6 +22,7 @@
 
 # User heap allocator
 
+ifeq ($(CONFIG_MM_UMM_CUSTOMIZE_MANAGER),)
 CSRCS += umm_globals.c umm_initialize.c umm_addregion.c umm_malloc_size.c
 CSRCS += umm_brkaddr.c umm_calloc.c umm_extend.c umm_free.c umm_mallinfo.c
 CSRCS += umm_malloc.c umm_memalign.c umm_realloc.c umm_zalloc.c umm_heapmember.c
@@ -39,3 +40,4 @@ endif
 
 DEPPATH += --dep-path umm_heap
 VPATH += :umm_heap
+endif