From patchwork Mon Oct 7 11:50:21 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: Thomas Huth X-Patchwork-Id: 1993571 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@legolas.ozlabs.org Authentication-Results: legolas.ozlabs.org; dkim=pass (1024-bit key; unprotected) header.d=redhat.com header.i=@redhat.com header.a=rsa-sha256 header.s=mimecast20190719 header.b=R+5BJHCF; dkim-atps=neutral Authentication-Results: legolas.ozlabs.org; spf=pass (sender SPF authorized) smtp.mailfrom=nongnu.org (client-ip=209.51.188.17; helo=lists.gnu.org; envelope-from=qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org; receiver=patchwork.ozlabs.org) Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) (using TLSv1.2 with cipher ECDHE-ECDSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by legolas.ozlabs.org (Postfix) with ESMTPS id 4XMcvS18fRz1xsn for ; Mon, 7 Oct 2024 22:52:04 +1100 (AEDT) Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1sxmGU-0006vR-PI; Mon, 07 Oct 2024 07:51:02 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1sxmGO-0006my-U6 for qemu-devel@nongnu.org; Mon, 07 Oct 2024 07:50:57 -0400 Received: from us-smtp-delivery-124.mimecast.com ([170.10.133.124]) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1sxmGN-000596-86 for qemu-devel@nongnu.org; Mon, 07 Oct 2024 07:50:56 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1728301853; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=oTJbKpOPjVPX3a+d9rQHvAnWplw8tf04UC4z6wdI0GM=; b=R+5BJHCFKD3VbVV3MOflvaH+QqG9jNsYBkAC2TLFwpkTEJv9nUk9LwvsjiSSSfl6M4/2sf w75C59W3P1VuyiU/NTTmT0gWveMRlAKi6DLegLhgoeeEagcNTJmJAQDU4FL6fmEnVMUb93 P5ljjxltppwMtvE6pdA+y0eylTmAsDg= Received: from mx-prod-mc-01.mail-002.prod.us-west-2.aws.redhat.com (ec2-54-186-198-63.us-west-2.compute.amazonaws.com [54.186.198.63]) by relay.mimecast.com with ESMTP with STARTTLS (version=TLSv1.3, cipher=TLS_AES_256_GCM_SHA384) id us-mta-614-Sp3Od9CMOfOevX0zgAkM9w-1; Mon, 07 Oct 2024 07:50:50 -0400 X-MC-Unique: Sp3Od9CMOfOevX0zgAkM9w-1 Received: from mx-prod-int-03.mail-002.prod.us-west-2.aws.redhat.com (mx-prod-int-03.mail-002.prod.us-west-2.aws.redhat.com [10.30.177.12]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (2048 bits) server-digest SHA256) (No client certificate requested) by mx-prod-mc-01.mail-002.prod.us-west-2.aws.redhat.com (Postfix) with ESMTPS id A81621944A8A; Mon, 7 Oct 2024 11:50:49 +0000 (UTC) Received: from thuth-p1g4.redhat.com (unknown [10.39.194.46]) by mx-prod-int-03.mail-002.prod.us-west-2.aws.redhat.com (Postfix) with ESMTP id BC90D19560AE; Mon, 7 Oct 2024 11:50:46 +0000 (UTC) From: Thomas Huth To: qemu-devel@nongnu.org Cc: Peter Maydell , =?utf-8?q?Philippe_Mathieu-Dau?= =?utf-8?q?d=C3=A9?= , Thomas Huth , Richard Henderson Subject: [PULL 06/12] hw/m68k: Use explicit big-endian LD/ST API Date: Mon, 7 Oct 2024 13:50:21 +0200 Message-ID: <20241007115027.243425-7-thuth@redhat.com> In-Reply-To: <20241007115027.243425-1-thuth@redhat.com> References: <20241007115027.243425-1-thuth@redhat.com> MIME-Version: 1.0 X-Scanned-By: MIMEDefang 3.0 on 10.30.177.12 Received-SPF: pass client-ip=170.10.133.124; envelope-from=thuth@redhat.com; helo=us-smtp-delivery-124.mimecast.com X-Spam_score_int: -21 X-Spam_score: -2.2 X-Spam_bar: -- X-Spam_report: (-2.2 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_HIGH=-0.153, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_NONE=-0.0001, RCVD_IN_MSPIKE_H3=0.001, RCVD_IN_MSPIKE_WL=0.001, RCVD_IN_VALIDITY_CERTIFIED_BLOCKED=0.001, RCVD_IN_VALIDITY_RPBL_BLOCKED=0.001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org Sender: qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org From: Philippe Mathieu-Daudé The M68K architecture uses big endianness. Directly use the big-endian LD/ST API. Mechanical change using: $ end=be; \ for acc in uw w l q tul; do \ sed -i -e "s/ld${acc}_p(/ld${acc}_${end}_p(/" \ -e "s/st${acc}_p(/st${acc}_${end}_p(/" \ $(git grep -wlE '(ld|st)t?u?[wlq]_p' hw/m68k/); \ done Signed-off-by: Philippe Mathieu-Daudé Reviewed-by: Thomas Huth Reviewed-by: Richard Henderson Message-ID: <20241004163042.85922-18-philmd@linaro.org> Signed-off-by: Thomas Huth --- hw/m68k/bootinfo.h | 28 ++++++++++++++-------------- hw/m68k/mcf5208.c | 2 +- hw/m68k/next-cube.c | 2 +- hw/m68k/q800.c | 4 ++-- 4 files changed, 18 insertions(+), 18 deletions(-) diff --git a/hw/m68k/bootinfo.h b/hw/m68k/bootinfo.h index 70c1dc0e8c..0b3e7c4ea0 100644 --- a/hw/m68k/bootinfo.h +++ b/hw/m68k/bootinfo.h @@ -14,39 +14,39 @@ #define BOOTINFO0(base, id) \ do { \ - stw_p(base, id); \ + stw_be_p(base, id); \ base += 2; \ - stw_p(base, sizeof(struct bi_record)); \ + stw_be_p(base, sizeof(struct bi_record)); \ base += 2; \ } while (0) #define BOOTINFO1(base, id, value) \ do { \ - stw_p(base, id); \ + stw_be_p(base, id); \ base += 2; \ - stw_p(base, sizeof(struct bi_record) + 4); \ + stw_be_p(base, sizeof(struct bi_record) + 4); \ base += 2; \ - stl_p(base, value); \ + stl_be_p(base, value); \ base += 4; \ } while (0) #define BOOTINFO2(base, id, value1, value2) \ do { \ - stw_p(base, id); \ + stw_be_p(base, id); \ base += 2; \ - stw_p(base, sizeof(struct bi_record) + 8); \ + stw_be_p(base, sizeof(struct bi_record) + 8); \ base += 2; \ - stl_p(base, value1); \ + stl_be_p(base, value1); \ base += 4; \ - stl_p(base, value2); \ + stl_be_p(base, value2); \ base += 4; \ } while (0) #define BOOTINFOSTR(base, id, string) \ do { \ - stw_p(base, id); \ + stw_be_p(base, id); \ base += 2; \ - stw_p(base, \ + stw_be_p(base, \ (sizeof(struct bi_record) + strlen(string) + \ 1 /* null termination */ + 3 /* padding */) & ~3); \ base += 2; \ @@ -59,13 +59,13 @@ #define BOOTINFODATA(base, id, data, len) \ do { \ - stw_p(base, id); \ + stw_be_p(base, id); \ base += 2; \ - stw_p(base, \ + stw_be_p(base, \ (sizeof(struct bi_record) + len + \ 2 /* length field */ + 3 /* padding */) & ~3); \ base += 2; \ - stw_p(base, len); \ + stw_be_p(base, len); \ base += 2; \ for (unsigned i_ = 0; i_ < len; ++i_) { \ stb_p(base++, data[i_]); \ diff --git a/hw/m68k/mcf5208.c b/hw/m68k/mcf5208.c index b6677ad6bc..e37cd50d18 100644 --- a/hw/m68k/mcf5208.c +++ b/hw/m68k/mcf5208.c @@ -359,7 +359,7 @@ static void mcf5208evb_init(MachineState *machine) /* Initial PC is always at offset 4 in firmware binaries */ ptr = rom_ptr(0x4, 4); assert(ptr != NULL); - env->pc = ldl_p(ptr); + env->pc = ldl_be_p(ptr); } /* Load kernel. */ diff --git a/hw/m68k/next-cube.c b/hw/m68k/next-cube.c index 9b78767ea8..9832213e7e 100644 --- a/hw/m68k/next-cube.c +++ b/hw/m68k/next-cube.c @@ -1036,7 +1036,7 @@ static void next_cube_init(MachineState *machine) /* Initial PC is always at offset 4 in firmware binaries */ ptr = rom_ptr(0x01000004, 4); g_assert(ptr != NULL); - env->pc = ldl_p(ptr); + env->pc = ldl_be_p(ptr); if (env->pc >= 0x01020000) { error_report("'%s' does not seem to be a valid firmware image.", bios_name); diff --git a/hw/m68k/q800.c b/hw/m68k/q800.c index fa7683bf76..556604e1dc 100644 --- a/hw/m68k/q800.c +++ b/hw/m68k/q800.c @@ -684,9 +684,9 @@ static void q800_machine_init(MachineState *machine) ptr = rom_ptr(MACROM_ADDR, bios_size); assert(ptr != NULL); - stl_phys(cs->as, 0, ldl_p(ptr)); /* reset initial SP */ + stl_phys(cs->as, 0, ldl_be_p(ptr)); /* reset initial SP */ stl_phys(cs->as, 4, - MACROM_ADDR + ldl_p(ptr + 4)); /* reset initial PC */ + MACROM_ADDR + ldl_be_p(ptr + 4)); /* reset initial PC */ } } }