xnu-792.22.5.tar.gz

[apple/xnu.git] / osfmk / vm / vm_page.h

diff --git a/osfmk/vm/vm_page.h b/osfmk/vm/vm_page.h
index 4e6031fd5046f1f2f697df6c51a640e32a488144..6199ec304f173745442cf174e341b09cde4d6d90 100644 (file)
--- a/osfmk/vm/vm_page.h
+++ b/osfmk/vm/vm_page.h
@@ -300,6 +300,14 @@ extern vm_offset_t vm_page_fictitious_addr;
 
 extern boolean_t       vm_page_deactivate_hint;
 
+// 0 = all pages avail, 1 = disable high mem, 2 = prefer himem
+extern int             vm_himemory_mode;
+
+extern ppnum_t         vm_lopage_poolend;
+extern int             vm_lopage_poolsize;
+extern uint64_t                max_valid_dma_address;
+
+
 /*
  * Prototypes for functions exported by this module.
  */
@@ -331,6 +339,8 @@ extern int          vm_pool_low(void);
 
 extern vm_page_t       vm_page_grab(void);
 
+extern vm_page_t       vm_page_grablo(void);
+
 extern void            vm_page_release(
                                        vm_page_t       page);
 
@@ -341,6 +351,10 @@ extern vm_page_t   vm_page_alloc(
                                        vm_object_t             object,
                                        vm_object_offset_t      offset);
 
+extern vm_page_t       vm_page_alloclo(
+                                       vm_object_t             object,
+                                       vm_object_offset_t      offset);
+
 extern void            vm_page_init(
                                        vm_page_t       page,
                                        ppnum_t         phys_page);