pushed the slab init a bit deeper. added a object cache based allocator, including a bootstrap mechanism to have it init during bootup.

git-svn-id: file:///srv/svn/repos/haiku/haiku/trunk@20896 a95241bf-73f2-0310-859d-f6bbb57e9c96

headers/private/kernel/slab/Base.h

@@ -16,14 +16,15 @@
 extern "C" {
 #endif
 
-/* create_object_cache_etc flags */
 enum {
+	/* create_object_cache_etc flags */
 	CACHE_NO_DEPOT			= 1 << 0,
-};
 
-/* object_cache_alloc flags */
-enum {
-	CACHE_DONT_SLEEP		= 1 << 0,
+	/* object_cache_alloc flags */
+	CACHE_DONT_SLEEP		= 1 << 8,
+
+	/* internal */
+	CACHE_DURING_BOOT		= 1 << 31
 };
 
 typedef struct object_cache object_cache;

headers/private/kernel/slab/Depot.h

@@ -26,7 +26,7 @@ typedef struct object_depot {
 } object_depot;
 
 
-status_t object_depot_init(object_depot *depot,
+status_t object_depot_init(object_depot *depot, uint32 flags,
 	void (*return_object)(object_depot *, void *));
 void object_depot_destroy(object_depot *depot);