From nobody Mon Feb 9 14:34:29 2026 Delivered-To: importer@patchew.org Received-SPF: pass (zoho.com: domain of gnu.org designates 208.118.235.17 as permitted sender) client-ip=208.118.235.17; envelope-from=qemu-devel-bounces+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Authentication-Results: mx.zohomail.com; spf=pass (zoho.com: domain of gnu.org designates 208.118.235.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org Return-Path: Received: from lists.gnu.org (lists.gnu.org [208.118.235.17]) by mx.zohomail.com with SMTPS id 1530050719498170.6406893024855; Tue, 26 Jun 2018 15:05:19 -0700 (PDT) Received: from localhost ([::1]:55589 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1fXw5O-0006tA-Nq for importer@patchew.org; Tue, 26 Jun 2018 18:05:18 -0400 Received: from eggs.gnu.org ([2001:4830:134:3::10]:44839) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1fXw0c-00041W-FE for qemu-devel@nongnu.org; Tue, 26 Jun 2018 18:00:23 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1fXw0X-0002hQ-IL for qemu-devel@nongnu.org; Tue, 26 Jun 2018 18:00:22 -0400 Received: from zero.eik.bme.hu ([152.66.115.2]:30226) by eggs.gnu.org with esmtps (TLS1.0:DHE_RSA_AES_256_CBC_SHA1:32) (Exim 4.71) (envelope-from ) id 1fXw0X-0002fw-B4 for qemu-devel@nongnu.org; Tue, 26 Jun 2018 18:00:17 -0400 Received: from zero.eik.bme.hu (blah.eik.bme.hu [152.66.115.182]) by localhost (Postfix) with SMTP id 003977456B7; Wed, 27 Jun 2018 00:00:16 +0200 (CEST) Received: by zero.eik.bme.hu (Postfix, from userid 432) id D0BFB7456B5; Wed, 27 Jun 2018 00:00:14 +0200 (CEST) Message-Id: <88ecce5fbb5f2636454bbc6d102866222c971260.1530047900.git.balaton@eik.bme.hu> In-Reply-To: References: From: BALATON Zoltan Date: Tue, 26 Jun 2018 23:18:20 +0200 To: qemu-devel@nongnu.org X-detected-operating-system: by eggs.gnu.org: FreeBSD 9.x [fuzzy] X-Received-From: 152.66.115.2 Subject: [Qemu-devel] [PATCH v2 3/7] sm501: Use values from the pitch register for 2D operations X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Peter Maydell , Sebastian Bauer , Magnus Damm , Aurelien Jarno , David Gibson Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" X-ZohoMail: RSF_0 Z_629925259 SPT_0 Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" From: Sebastian Bauer Before, crt_h_total was used for src_width and dst_width. This is a property of the current display setting and not relevant for the 2D operation that also can be done off-screen. The pitch register's purpose is to describe line pitch relevant of the 2D operation. Signed-off-by: Sebastian Bauer Signed-off-by: BALATON Zoltan --- hw/display/sm501.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/hw/display/sm501.c b/hw/display/sm501.c index 2fbb10e..8522042 100644 --- a/hw/display/sm501.c +++ b/hw/display/sm501.c @@ -709,8 +709,8 @@ static void sm501_2d_operation(SM501State *s) /* get frame buffer info */ uint8_t *src =3D s->local_mem + (s->twoD_source_base & 0x03FFFFFF); uint8_t *dst =3D s->local_mem + (s->twoD_destination_base & 0x03FFFFFF= ); - int src_width =3D (s->dc_crt_h_total & 0x00000FFF) + 1; - int dst_width =3D (s->dc_crt_h_total & 0x00000FFF) + 1; + int src_width =3D s->twoD_pitch & 0x1FFF; + int dst_width =3D (s->twoD_pitch >> 16) & 0x1FFF; =20 if (addressing !=3D 0x0) { printf("%s: only XY addressing is supported.\n", __func__); --=20 2.7.6