Module Name: src
Committed By: skrll
Date: Fri Dec 23 16:35:01 UTC 2011
Modified Files:
src/sys/arch/hppa/hppa: pmap.c
src/sys/arch/hppa/include: pmap.h
Log Message:
Define PMAP_NEED_PROCWR and provide pmap_procwr so that the i-cache is
synchronised with the d-cache appropriately.
To generate a diff of this commit:
cvs rdiff -u -r1.83 -r1.84 src/sys/arch/hppa/hppa/pmap.c
cvs rdiff -u -r1.32 -r1.33 src/sys/arch/hppa/include/pmap.h
Please note that diffs are not public domain; they are subject to the
copyright notices on the relevant files.
Modified files:
Index: src/sys/arch/hppa/hppa/pmap.c
diff -u src/sys/arch/hppa/hppa/pmap.c:1.83 src/sys/arch/hppa/hppa/pmap.c:1.84
--- src/sys/arch/hppa/hppa/pmap.c:1.83 Fri Dec 16 12:45:04 2011
+++ src/sys/arch/hppa/hppa/pmap.c Fri Dec 23 16:35:00 2011
@@ -1,4 +1,4 @@
-/* $NetBSD: pmap.c,v 1.83 2011/12/16 12:45:04 skrll Exp $ */
+/* $NetBSD: pmap.c,v 1.84 2011/12/23 16:35:00 skrll Exp $ */
/*-
* Copyright (c) 2001, 2002 The NetBSD Foundation, Inc.
@@ -65,7 +65,7 @@
*/
#include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: pmap.c,v 1.83 2011/12/16 12:45:04 skrll Exp $");
+__KERNEL_RCSID(0, "$NetBSD: pmap.c,v 1.84 2011/12/23 16:35:00 skrll Exp $");
#include "opt_cputype.h"
@@ -1587,6 +1587,18 @@ pmap_activate(struct lwp *l)
mtctl(pmap->pm_pid, CR_PIDR2);
}
+void
+pmap_procwr(struct proc *p, vaddr_t va, size_t len)
+{
+ pmap_t pmap = p->p_vmspace->vm_map.pmap;
+
+ fdcache(pmap->pm_space, va, len);
+ sync_caches();
+ ficache(pmap->pm_space, va, len);
+ sync_caches();
+
+}
+
static inline void
pmap_flush_page(struct vm_page *pg, bool purge)
{
Index: src/sys/arch/hppa/include/pmap.h
diff -u src/sys/arch/hppa/include/pmap.h:1.32 src/sys/arch/hppa/include/pmap.h:1.33
--- src/sys/arch/hppa/include/pmap.h:1.32 Fri Dec 16 13:38:44 2011
+++ src/sys/arch/hppa/include/pmap.h Fri Dec 23 16:35:00 2011
@@ -1,4 +1,4 @@
-/* $NetBSD: pmap.h,v 1.32 2011/12/16 13:38:44 skrll Exp $ */
+/* $NetBSD: pmap.h,v 1.33 2011/12/23 16:35:00 skrll Exp $ */
/* $OpenBSD: pmap.h,v 1.35 2007/12/14 18:32:23 deraadt Exp $ */
@@ -48,6 +48,8 @@
#ifdef _KERNEL
+#define PMAP_NEED_PROCWR
+
struct pmap {
struct uvm_object pm_obj; /* object (lck by object lock) */
#define pm_lock pm_obj.vmobjlock
@@ -148,6 +150,8 @@ void pmap_write_protect(struct pmap *, v
void pmap_remove(struct pmap *pmap, vaddr_t sva, vaddr_t eva);
void pmap_page_remove(struct vm_page *pg);
+void pmap_procwr(struct proc *, vaddr_t, size_t);
+
static inline void
pmap_deactivate(struct lwp *l)
{
