Changeset 849386a in mainline for arch/ia64/include/mm/page.h

Timestamp:

2006-01-27T16:23:40Z (19 years ago)

Author:

Jakub Jermar <jakub@…>

Branches:

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

Children:

457d18a

Parents:

c2b95d3

Message:

First HT_HASH_ARCH implementation for ia64.

File:

• arch/ia64/include/mm/page.h (modified) (5 diffs)

arch/ia64/include/mm/page.h

@@ -47 +47 @@
 
 /** Implementation of page hash table interface. */
-#define HT_ENTRIES_ARCH                 0
-#define HT_HASH_ARCH(page, asid)        0
+#define HT_ENTRIES_ARCH                 (VHPT_SIZE/sizeof(pte_t))
+#define HT_HASH_ARCH(page, asid)        vhpt_hash((page), (asid))
 #define HT_COMPARE_ARCH(page, asid, t)  0
 #define HT_SLOT_EMPTY_ARCH(t)           1
@@ -56 +56 @@
 #define HT_SET_RECORD_ARCH(t, page, asid, frame, flags)
 
+#define VRN_SHIFT                       61
+#define VRN_MASK                        (7LL << VRN_SHIFT)
+
 #define VRN_KERNEL                      0
+#define VRN_WORK                        1LL
 #define REGION_REGISTERS                8
 
@@ -198 +202 @@
         __u64 ret;
         
-//      ASSERT(i < REGION_REGISTERS);
+        ASSERT(i < REGION_REGISTERS);
         __asm__ volatile ("mov %0 = rr[%1]\n" : "=r" (ret) : "r" (i));
         
@@ -212 +216 @@
 static inline void rr_write(index_t i, __u64 v)
 {
-//      ASSERT(i < REGION_REGISTERS);
+        ASSERT(i < REGION_REGISTERS);
         __asm__ volatile ("mov rr[%0] = %1\n" : : "r" (i), "r" (v));
 }
@@ -239 +243 @@
 
 extern void page_arch_init(void);
+extern pte_t *vhpt_hash(__address page, asid_t asid);
 
 #endif