From nobody Mon Feb 9 09:15:49 2026 Delivered-To: importer@patchew.org Received-SPF: pass (zoho.com: domain of gnu.org designates 209.51.188.17 as permitted sender) client-ip=209.51.188.17; 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 209.51.188.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org; dmarc=fail(p=none dis=none) header.from=redhat.com ARC-Seal: i=1; a=rsa-sha256; t=1562038018; cv=none; d=zoho.com; s=zohoarc; b=SvHj9fM5JlhPurHu48aM4Im8/xEPgYv5awP4ar2LF2rsufDMqrnAo8qaoFeX76v3MaT9zcFb57Q07nlnybQAzzwtKZc4jDsv56KaiCD+m2HO5hYrLXVYcfyu+ZwB0vQwdNnkCQqNUEbO5jUiWuMINCeGKOH7p9nR6XZKb6db2H8= ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=zoho.com; s=zohoarc; t=1562038018; h=Content-Type:Content-Transfer-Encoding:Cc:Date:From:In-Reply-To:List-Subscribe:List-Post:List-Id:List-Archive:List-Help:List-Unsubscribe:MIME-Version:Message-ID:References:Sender:Subject:To:ARC-Authentication-Results; bh=3Rnl7uHJlybqm2uWk28IE8kRPWN3we591mmphfS535Y=; b=SGFO9EUUvQ857wgwQ9d0xgMY6MDcLro+AAmqZlThIFiKisRgoIIoLQGlhPduduNfQTo0GpDXoAThfOKP0O0H6BxUro8YquqXtw3HYfA51FFI8zm7ge/1KbYbYbTS6k37X7Y7+NkWxPZSEWg4sYULBPtErEDPZa2U4SSlDLLUB7Q= ARC-Authentication-Results: i=1; mx.zoho.com; spf=pass (zoho.com: domain of gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org; dmarc=fail header.from= (p=none dis=none) header.from= Return-Path: Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) by mx.zohomail.com with SMTPS id 1562038018213502.94206620866896; Mon, 1 Jul 2019 20:26:58 -0700 (PDT) Received: from localhost ([::1]:47970 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.86_2) (envelope-from ) id 1hi9RY-0007UT-1Q for importer@patchew.org; Mon, 01 Jul 2019 23:26:56 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:35275) by lists.gnu.org with esmtp (Exim 4.86_2) (envelope-from ) id 1hi7Ct-0003UU-Bq for qemu-devel@nongnu.org; Mon, 01 Jul 2019 21:03:41 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1hi7CM-0003KK-8J for qemu-devel@nongnu.org; Mon, 01 Jul 2019 21:03:36 -0400 Received: from mx1.redhat.com ([209.132.183.28]:55030) by eggs.gnu.org with esmtps (TLS1.0:DHE_RSA_AES_256_CBC_SHA1:32) (Exim 4.71) (envelope-from ) id 1hi7Bs-0001d7-GV; Mon, 01 Jul 2019 21:02:40 -0400 Received: from smtp.corp.redhat.com (int-mx07.intmail.prod.int.phx2.redhat.com [10.5.11.22]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mx1.redhat.com (Postfix) with ESMTPS id EB830308A104; Tue, 2 Jul 2019 01:00:24 +0000 (UTC) Received: from x1w.redhat.com (ovpn-204-21.brq.redhat.com [10.40.204.21]) by smtp.corp.redhat.com (Postfix) with ESMTPS id 157DA1001B33; Tue, 2 Jul 2019 01:00:20 +0000 (UTC) From: =?UTF-8?q?Philippe=20Mathieu-Daud=C3=A9?= To: qemu-devel@nongnu.org Date: Mon, 1 Jul 2019 21:58:56 -0300 Message-Id: <20190702005912.15905-12-philmd@redhat.com> In-Reply-To: <20190702005912.15905-1-philmd@redhat.com> References: <20190702005912.15905-1-philmd@redhat.com> MIME-Version: 1.0 X-Scanned-By: MIMEDefang 2.84 on 10.5.11.22 X-Greylist: Sender IP whitelisted, not delayed by milter-greylist-4.5.16 (mx1.redhat.com [10.5.110.44]); Tue, 02 Jul 2019 01:00:25 +0000 (UTC) Content-Transfer-Encoding: quoted-printable X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.2.x-3.x [generic] X-Received-From: 209.132.183.28 Subject: [Qemu-devel] [PULL 11/27] hw/block/pflash_cfi02: Unify the MemoryRegionOps X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Kevin Wolf , Laurent Vivier , Thomas Huth , Stephen Checkoway , qemu-block@nongnu.org, Max Reitz , Alistair Francis , Paolo Bonzini , =?UTF-8?q?Philippe=20Mathieu-Daud=C3=A9?= Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" Content-Type: text/plain; charset="utf-8" The pflash_read()/pflash_write() can check the device endianess via the pfl->be variable, so remove the 'int be' argument. Since the big/little MemoryRegionOps are now identical, it is pointless to declare them both. Unify them. Signed-off-by: Stephen Checkoway Message-Id: <20190426162624.55977-3-stephen.checkoway@oberlin.edu> Reviewed-by: Philippe Mathieu-Daud=C3=A9 Tested-by: Philippe Mathieu-Daud=C3=A9 [PMD: Extracted from bigger patch to ease review] Reviewed-by: Alistair Francis Signed-off-by: Philippe Mathieu-Daud=C3=A9 --- hw/block/pflash_cfi02.c | 60 +++++++++++------------------------------ 1 file changed, 15 insertions(+), 45 deletions(-) diff --git a/hw/block/pflash_cfi02.c b/hw/block/pflash_cfi02.c index c079a63880..e64dc69c6c 100644 --- a/hw/block/pflash_cfi02.c +++ b/hw/block/pflash_cfi02.c @@ -177,11 +177,11 @@ static uint64_t pflash_data_read(PFlashCFI02 *pfl, hw= addr offset, return ret; } =20 -static uint32_t pflash_read(PFlashCFI02 *pfl, hwaddr offset, - int width, int be) +static uint64_t pflash_read(void *opaque, hwaddr offset, unsigned int widt= h) { + PFlashCFI02 *pfl =3D opaque; hwaddr boff; - uint32_t ret; + uint64_t ret; =20 ret =3D -1; /* Lazy reset to ROMD mode after a certain amount of read accesses */ @@ -228,14 +228,14 @@ static uint32_t pflash_read(PFlashCFI02 *pfl, hwaddr = offset, default: ret =3D pflash_data_read(pfl, offset, width); } - DPRINTF("%s: ID " TARGET_FMT_plx " %" PRIx32 "\n", __func__, boff,= ret); + DPRINTF("%s: ID " TARGET_FMT_plx " %" PRIx64 "\n", __func__, boff,= ret); break; case 0xA0: case 0x10: case 0x30: /* Status register read */ ret =3D pfl->status; - DPRINTF("%s: status %" PRIx32 "\n", __func__, ret); + DPRINTF("%s: status %" PRIx64 "\n", __func__, ret); toggle_dq6(pfl); break; case 0x98: @@ -253,8 +253,7 @@ static uint32_t pflash_read(PFlashCFI02 *pfl, hwaddr of= fset, } =20 /* update flash content on disk */ -static void pflash_update(PFlashCFI02 *pfl, int offset, - int size) +static void pflash_update(PFlashCFI02 *pfl, int offset, int size) { int offset_end; if (pfl->blk) { @@ -267,9 +266,10 @@ static void pflash_update(PFlashCFI02 *pfl, int offset, } } =20 -static void pflash_write(PFlashCFI02 *pfl, hwaddr offset, - uint32_t value, int width, int be) +static void pflash_write(void *opaque, hwaddr offset, uint64_t value, + unsigned int width) { + PFlashCFI02 *pfl =3D opaque; hwaddr boff; uint8_t *p; uint8_t cmd; @@ -477,39 +477,9 @@ static void pflash_write(PFlashCFI02 *pfl, hwaddr offs= et, pfl->cmd =3D 0; } =20 -static uint64_t pflash_be_readfn(void *opaque, hwaddr addr, unsigned size) -{ - return pflash_read(opaque, addr, size, 1); -} - -static void pflash_be_writefn(void *opaque, hwaddr addr, - uint64_t value, unsigned size) -{ - pflash_write(opaque, addr, value, size, 1); -} - -static uint64_t pflash_le_readfn(void *opaque, hwaddr addr, unsigned size) -{ - return pflash_read(opaque, addr, size, 0); -} - -static void pflash_le_writefn(void *opaque, hwaddr addr, - uint64_t value, unsigned size) -{ - pflash_write(opaque, addr, value, size, 0); -} - -static const MemoryRegionOps pflash_cfi02_ops_be =3D { - .read =3D pflash_be_readfn, - .write =3D pflash_be_writefn, - .valid.min_access_size =3D 1, - .valid.max_access_size =3D 4, - .endianness =3D DEVICE_NATIVE_ENDIAN, -}; - -static const MemoryRegionOps pflash_cfi02_ops_le =3D { - .read =3D pflash_le_readfn, - .write =3D pflash_le_writefn, +static const MemoryRegionOps pflash_cfi02_ops =3D { + .read =3D pflash_read, + .write =3D pflash_write, .valid.min_access_size =3D 1, .valid.max_access_size =3D 4, .endianness =3D DEVICE_NATIVE_ENDIAN, @@ -537,9 +507,9 @@ static void pflash_cfi02_realize(DeviceState *dev, Erro= r **errp) =20 chip_len =3D pfl->sector_len * pfl->nb_blocs; =20 - memory_region_init_rom_device(&pfl->orig_mem, OBJECT(pfl), pfl->be ? - &pflash_cfi02_ops_be : &pflash_cfi02_ops= _le, - pfl, pfl->name, chip_len, &local_err); + memory_region_init_rom_device(&pfl->orig_mem, OBJECT(pfl), + &pflash_cfi02_ops, pfl, pfl->name, + chip_len, &local_err); if (local_err) { error_propagate(errp, local_err); return; --=20 2.20.1