Changeset 4512d7e in mainline for generic/include/mm/asid.h

Timestamp:

2006-01-19T22:17:47Z (20 years ago)

Author:

Jakub Jermar <jakub@…>

Branches:

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

Children:

6461d67c

Parents:

64c44e8

Message:

New ASID management subsystem (initial work, more is required).
Some TLB invalidation changes.

File:

• generic/include/mm/asid.h (modified) (1 diff)

generic/include/mm/asid.h

@@ -27 +27 @@
  */
 
+/*
+ * This is generic interface for managing
+ * Address Space IDentifiers (ASIDs).
+ */
+
 #ifndef __ASID_H__
 #define __ASID_H__
 
+#include <arch/mm/asid.h>
+#include <typedefs.h>
+
 #define ASID_KERNEL     0
+#define ASID_INVALID    1
+#define ASID_START      2
+#define ASID_MAX        ASID_MAX_ARCH
+
+#define ASIDS_ALLOCABLE ((ASID_MAX+1)-ASID_START)
+
+extern spinlock_t asidlock;
+extern link_t as_with_asid_head;
+
+extern asid_t asid_get(void);
+extern void asid_put(asid_t asid);
+
+#ifndef asid_install
+extern void asid_install(as_t *as);
+#endif /* !def asid_install */
+
+#define asid_find_free()        ASID_START
+#define asid_put_arch(x)
 
 #endif