Properly flush instruction cache for ptrace(PT_WRTIE_{DI}, ...) on powerpc

and m68k.
ok drahn@, millert@

2 files changed, 13 insertions, 2 deletions

diff --git a/sys/arch/m68k/include/pmap_motorola.h b/sys/arch/m68k/include/pmap_motorola.h
index b5092be61f3..b6b5c1d7ce7 100644
--- a/sys/arch/m68k/include/pmap_motorola.h
+++ b/sys/arch/m68k/include/pmap_motorola.h
@@ -1,4 +1,4 @@
-/*	$OpenBSD: pmap_motorola.h,v 1.10 2004/01/01 01:12:52 miod Exp $	*/
+/*	$OpenBSD: pmap_motorola.h,v 1.11 2004/05/20 09:20:42 kettenis Exp $	*/
 
 /* 
  * Copyright (c) 1987 Carnegie-Mellon University
@@ -132,6 +132,8 @@ extern struct pv_entry	*pv_table;	/* array of entries, one per page */
 extern pt_entry_t	*Sysmap;
 extern char		*vmmap;		/* map for mem, dumps, etc. */
 
+void	pmap_proc_iflush(struct proc *, vaddr_t, vsize_t);
+
 #ifdef M68K_MMU_HP
 void	pmap_prefer(vaddr_t, vaddr_t *);
 #define	PMAP_PREFER(foff, vap)	pmap_prefer((foff), (vap))
diff --git a/sys/arch/m68k/m68k/pmap_motorola.c b/sys/arch/m68k/m68k/pmap_motorola.c
index 5c2262639e5..94e2c6dc827 100644
--- a/sys/arch/m68k/m68k/pmap_motorola.c
+++ b/sys/arch/m68k/m68k/pmap_motorola.c
@@ -1,4 +1,4 @@
-/*	$OpenBSD: pmap_motorola.c,v 1.33 2004/01/01 01:12:54 miod Exp $ */
+/*	$OpenBSD: pmap_motorola.c,v 1.34 2004/05/20 09:20:42 kettenis Exp $ */
 
 /*
  * Copyright (c) 1999 The NetBSD Foundation, Inc.
@@ -2696,6 +2696,15 @@ pmap_ptpage_delref(ptpva)
 	return (rv);
 }
 
+void
+pmap_proc_iflush(p, va, len)
+	struct proc	*p;
+	vaddr_t		va;
+	vsize_t		len;
+{
+	(void)cachectl(p, 0x80000004, va, len);
+}
+
 #ifdef DEBUG
 /*
  * pmap_pvdump: