Changeset d3e7ff4 in mainline for genarch

Timestamp:

2006-03-14T14:10:25Z (20 years ago)

Author:

Jakub Jermar <jakub@…>

Branches:

lfn, master, serial, ticket/834-toolchain-update, topic/msim-upgrade, topic/simplify-dev-export

Children:

5581c45e

Parents:

5be1923

Message:

Add sys_mremap() syscall.

Location:

genarch/include/mm

Files:

• page_ht.h (modified) (1 diff)
• page_pt.h (modified) (1 diff)

genarch/include/mm/page_ht.h

@@ -47 +47 @@
 #define PAGE_HT_ENTRIES         (1<<PAGE_HT_ENTRIES_BITS)
 
+#define PTE_VALID_ARCH(pte)             ((pte) != NULL)
+#define PTE_PRESENT_ARCH(pte)           ((pte)->p != 0)
+#define PTE_GET_FRAME_ARCH(pte)         ((pte)->frame)
+
 struct pte {
         link_t link;            /**< Page hash table link. */

genarch/include/mm/page_pt.h

@@ -93 +93 @@
 #define SET_FRAME_FLAGS(ptl3, i, x)     SET_FRAME_FLAGS_ARCH(ptl3, i, x)
 
-/*
- * Determine whether the mapping is valid.
- */
-#define PTE_VALID(p)                    PTE_VALID_ARCH((p))
+#define PTE_VALID(p)            PTE_VALID_ARCH((p))
+#define PTE_PRESENT(p)          PTE_PRESENT_ARCH((p))
+#define PTE_GET_FRAME(p)        PTE_GET_FRAME_ARCH((p))
 
 extern page_mapping_operations_t pt_mapping_operations;