Added support for page types in mmgr

2021-04-19 06:55:27 -05:00
parent a5e9d852ab
commit 470e39e8e8
2 changed files with 35 additions and 5 deletions
--- a/include/mmgr.h
+++ b/include/mmgr.h
@@ -10,6 +10,13 @@ enum page_flag_t
    PAGE_USERMODE = 1 << 2
 };

+enum page_type_t
+{
+    PAGE_NOT_PRESENT = 0,
+    PAGE_ANON = 1,
+    PAGE_COPY_ON_WRITE = 2
+};
+
 extern const size_t page_size;

 /**
@@ -55,3 +62,11 @@ int map_page(struct page_stack_t *page_stack, void *page, physaddr_t frame, int
 * @return physaddr_t 
 */
 physaddr_t unmap_page(void *page);
+
+/**
+ * @brief 
+ * 
+ * @param page 
+ * @return enum page_type_t 
+ */
+enum page_type_t page_type(void *page);