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Use memmove rather than memcpy when moving rows around the framebuffer.

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This fixes a problem where scrolling down fills the whole screen with the
first line on screen.
This commit is contained in:
chris 2008-02-03 19:38:29 +00:00
parent ef066a156b
commit 0cdb05c075
1 changed files with 3 additions and 3 deletions
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6
sys/arch/arm/iomd/vidcvideo.c
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@ -1,4 +1,4 @@
/* $NetBSD: vidcvideo.c,v 1.31 2007/03/04 05:59:38 christos Exp $ */ /* $NetBSD: vidcvideo.c,v 1.32 2008/02/03 19:38:29 chris Exp $ */
/* /*
* Copyright (c) 2001 Reinoud Zandijk * Copyright (c) 2001 Reinoud Zandijk
@ -36,7 +36,7 @@
#include <sys/cdefs.h> /* RCS ID & Copyright macro defns */ #include <sys/cdefs.h> /* RCS ID & Copyright macro defns */
__KERNEL_RCSID(0, "$NetBSD: vidcvideo.c,v 1.31 2007/03/04 05:59:38 christos Exp $"); __KERNEL_RCSID(0, "$NetBSD: vidcvideo.c,v 1.32 2008/02/03 19:38:29 chris Exp $");
#include <sys/param.h> #include <sys/param.h>
#include <sys/systm.h> #include <sys/systm.h>
@ -828,7 +828,7 @@ static void vv_copyrows(void *id, int srcrow, int dstrow, int nrows)
src = ri->ri_bits + srcrow * ri->ri_font->fontheight * ri->ri_stride; src = ri->ri_bits + srcrow * ri->ri_font->fontheight * ri->ri_stride;
dst = ri->ri_bits + dstrow * ri->ri_font->fontheight * ri->ri_stride; dst = ri->ri_bits + dstrow * ri->ri_font->fontheight * ri->ri_stride;
memcpy(dst, src, size); memmove(dst, src, size);
} }