patch-2.4.23 linux-2.4.23/arch/sh/mm/__clear_user_page-sh4.S

• Lines: 50
• Date: 1969-12-31 16:00:00.000000000 -0800
• Orig file: linux-2.4.22/arch/sh/mm/__clear_user_page-sh4.S
• Orig date: 2001-09-08 12:29:09.000000000 -0700

diff -urN linux-2.4.22/arch/sh/mm/__clear_user_page-sh4.S linux-2.4.23/arch/sh/mm/__clear_user_page-sh4.S
@@ -1,49 +0,0 @@
-/* $Id$
- *
- * __clear_user_page implementation of SuperH
- *
- * Copyright (C) 2001  Niibe Yutaka & Kaz Kojima
- *
- */
-
-/*
- * __clear_user_page
- * @to: P1 address (with same color)
- * @orig_to: P1 address
- *
- * void __clear_user_page(void *to, void *orig_to)
- */
-
-/*
- * r0 --- scratch 
- * r4 --- to
- * r5 --- orig_to
- * r6 --- to + 4096
- */
-#include <linux/linkage.h>
-ENTRY(__clear_user_page)
-	mov	r4,r6
-	mov.w	.L4096,r0
-	add	r0,r6
-	mov	#0,r0
-	!
-1:	ocbi	@r5
-	add	#32,r5
-	movca.l	r0,@r4
-	mov	r4,r1
-	add	#32,r4
-	mov.l	r0,@-r4
-	mov.l	r0,@-r4
-	mov.l	r0,@-r4
-	mov.l	r0,@-r4
-	mov.l	r0,@-r4
-	mov.l	r0,@-r4
-	mov.l	r0,@-r4
-	add	#28,r4
-	cmp/eq	r6,r4
-	bf/s	1b
-	 ocbwb	@r1
-	!
-	rts
-	 nop
-.L4096:	.word	4096