X-Git-Url: https://scm.lunaixsky.com/lunaix-os.git/blobdiff_plain/474a5dd282586c31abfefc7953f148acdc226731..1f37d39e678168ffc089bcde6f9ea203c4763550:/lunaix-os/includes/lunaix/mm/vmm.h

diff --git a/lunaix-os/includes/lunaix/mm/vmm.h b/lunaix-os/includes/lunaix/mm/vmm.h
index bd074c5..eab7315 100644
--- a/lunaix-os/includes/lunaix/mm/vmm.h
+++ b/lunaix-os/includes/lunaix/mm/vmm.h
@@ -18,6 +18,12 @@
  */
 #define VMAP_NOMAP 2
 
+/**
+ * @brief 规定下一个可用页映射应当限定在指定的4MB地址空间内
+ *
+ */
+#define VALLOC_PDE 1
+
 /**
  * @brief 初始化虚拟内存管理器
  *
@@ -97,4 +103,7 @@ vmm_mount_pd(uintptr_t mnt, void* pde);
 void*
 vmm_unmount_pd(uintptr_t mnt);
 
+void*
+vmm_next_free(uintptr_t start, int options);
+
 #endif /* __LUNAIX_VMM_H */