From nobody Mon Feb 9 15:27:11 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=bt.com ARC-Seal: i=1; a=rsa-sha256; t=1563810867; cv=none; d=zoho.com; s=zohoarc; b=lwe9UzBZS0IehpjDpLZ73cit/Gf8YI3oDW5ALC9kFh7lopLWvjQF5xX1GABr97ZJk8djFLoysfwI6zy9frbnDUdHQzFM+MJgij51TKA0h7BIQte+ZBQbOaW65OXhsaxg5b8s4ORriOBoaj+X5uhr98r/rSHliBdUW+4hK9g5S3M= ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=zoho.com; s=zohoarc; t=1563810867; 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=dVT6DtRvUWWqLoci/GhYrsTMRRVa0xDio+GlAoSxm1o=; b=NE7EeeRL+mPhkjI6ui02bD57rvti9dAoiwK2U4yPl/IWn/7PtK1MfRj9ZQ+UGXjHNNfoGRJ9FZDMoDUeFAkXDgCxAirIeWM5Xru0OqT44CV/uW74Aa+/wBIStuhhPrD+5ASoix9EElCZw3iUXRcZC7dkr25wdOyETXjxLoawQ6Y= 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 1563810867254151.86117361433344; Mon, 22 Jul 2019 08:54:27 -0700 (PDT) Received: from localhost ([::1]:35324 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.86_2) (envelope-from ) id 1hpadu-00012m-4s for importer@patchew.org; Mon, 22 Jul 2019 11:54:26 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:55585) by lists.gnu.org with esmtp (Exim 4.86_2) (envelope-from ) id 1hpadi-0000dR-Si for qemu-devel@nongnu.org; Mon, 22 Jul 2019 11:54:16 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1hpadg-0004N9-Rg for qemu-devel@nongnu.org; Mon, 22 Jul 2019 11:54:14 -0400 Received: from smtpe1.intersmtp.com ([62.239.224.237]:21209) by eggs.gnu.org with esmtps (TLS1.0:RSA_AES_256_CBC_SHA1:32) (Exim 4.71) (envelope-from ) id 1hpadX-0004IC-6E; Mon, 22 Jul 2019 11:54:04 -0400 Received: from tpw09926dag18g.domain1.systemhost.net (10.9.212.34) by RDW083A010ED66.bt.com (10.187.98.36) with Microsoft SMTP Server (TLS) id 14.3.439.0; Mon, 22 Jul 2019 16:53:08 +0100 Received: from tpw09926dag18e.domain1.systemhost.net (10.9.212.18) by tpw09926dag18g.domain1.systemhost.net (10.9.212.34) with Microsoft SMTP Server (TLS) id 15.0.1395.4; Mon, 22 Jul 2019 16:54:00 +0100 Received: from tpw09926dag18e.domain1.systemhost.net ([fe80::a946:6348:ccf4:fa6c]) by tpw09926dag18e.domain1.systemhost.net ([fe80::a946:6348:ccf4:fa6c%12]) with mapi id 15.00.1395.000; Mon, 22 Jul 2019 16:54:00 +0100 From: To: Thread-Topic: [Qemu-devel] [PATCH v2 20/20] target/sparc: sun4u Invert Endian TTE bit Thread-Index: AQHVQKWtc7DbOsb7Y06HeJbM6CaVHA== Date: Mon, 22 Jul 2019 15:54:00 +0000 Message-ID: <1563810840218.14603@bt.com> References: In-Reply-To: Accept-Language: en-AU, en-GB, en-US Content-Language: en-AU X-MS-Has-Attach: X-MS-TNEF-Correlator: x-ms-exchange-transport-fromentityheader: Hosted x-originating-ip: [10.187.101.37] MIME-Version: 1.0 X-detected-operating-system: by eggs.gnu.org: Genre and OS details not recognized. X-Received-From: 62.239.224.237 Content-Transfer-Encoding: quoted-printable X-Content-Filtered-By: Mailman/MimeDel 2.1.23 Subject: [Qemu-devel] [PATCH v2 20/20] target/sparc: sun4u Invert Endian TTE bit 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: peter.maydell@linaro.org, walling@linux.ibm.com, mst@redhat.com, palmer@sifive.com, mark.cave-ayland@ilande.co.uk, Alistair.Francis@wdc.com, arikalo@wavecomp.com, david@redhat.com, pasic@linux.ibm.com, borntraeger@de.ibm.com, rth@twiddle.net, atar4qemu@gmail.com, ehabkost@redhat.com, sw@weilnetz.de, qemu-s390x@nongnu.org, qemu-arm@nongnu.org, david@gibson.dropbear.id.au, qemu-riscv@nongnu.org, cohuck@redhat.com, claudio.fontana@huawei.com, alex.williamson@redhat.com, qemu-ppc@nongnu.org, amarkovic@wavecomp.com, pbonzini@redhat.com, aurelien@aurel32.net Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" Content-Type: text/plain; charset="utf-8" This bit configures endianness of PCI MMIO devices. It is used by Solaris and OpenBSD sunhme drivers. Tested working on OpenBSD. Unfortunately Solaris 10 had a unrelated keyboard issue blocking testing... another inch towards Solaris 10 on SPARC64 =3D) Signed-off-by: Tony Nguyen --- target/sparc/cpu.h | 2 ++ target/sparc/mmu_helper.c | 8 +++++++- 2 files changed, 9 insertions(+), 1 deletion(-) diff --git a/target/sparc/cpu.h b/target/sparc/cpu.h index 8ed2250..77e8e07 100644 --- a/target/sparc/cpu.h +++ b/target/sparc/cpu.h @@ -277,6 +277,7 @@ enum { #define TTE_VALID_BIT (1ULL << 63) #define TTE_NFO_BIT (1ULL << 60) +#define TTE_IE_BIT (1ULL << 59) #define TTE_USED_BIT (1ULL << 41) #define TTE_LOCKED_BIT (1ULL << 6) #define TTE_SIDEEFFECT_BIT (1ULL << 3) @@ -293,6 +294,7 @@ enum { #define TTE_IS_VALID(tte) ((tte) & TTE_VALID_BIT) #define TTE_IS_NFO(tte) ((tte) & TTE_NFO_BIT) +#define TTE_IS_IE(tte) ((tte) & TTE_IE_BIT) #define TTE_IS_USED(tte) ((tte) & TTE_USED_BIT) #define TTE_IS_LOCKED(tte) ((tte) & TTE_LOCKED_BIT) #define TTE_IS_SIDEEFFECT(tte) ((tte) & TTE_SIDEEFFECT_BIT) diff --git a/target/sparc/mmu_helper.c b/target/sparc/mmu_helper.c index 826e14b..77dc86a 100644 --- a/target/sparc/mmu_helper.c +++ b/target/sparc/mmu_helper.c @@ -537,6 +537,10 @@ static int get_physical_address_data(CPUSPARCState *en= v, hwaddr *physical, if (ultrasparc_tag_match(&env->dtlb[i], address, context, physical= )) { int do_fault =3D 0; + if (TTE_IS_IE(env->dtlb[i].tte)) { + attrs->byte_swap =3D true; + } + /* access ok? */ /* multiple bits in SFSR.FT may be set on TT_DFAULT */ if (TTE_IS_PRIV(env->dtlb[i].tte) && is_user) { @@ -792,7 +796,7 @@ void dump_mmu(CPUSPARCState *env) } if (TTE_IS_VALID(env->dtlb[i].tte)) { qemu_printf("[%02u] VA: %" PRIx64 ", PA: %llx" - ", %s, %s, %s, %s, ctx %" PRId64 " %s\n", + ", %s, %s, %s, %s, ie %s, ctx %" PRId64 " %s\n= ", i, env->dtlb[i].tag & (uint64_t)~0x1fffULL, TTE_PA(env->dtlb[i].tte), @@ -801,6 +805,8 @@ void dump_mmu(CPUSPARCState *env) TTE_IS_W_OK(env->dtlb[i].tte) ? "RW" : "RO", TTE_IS_LOCKED(env->dtlb[i].tte) ? "locked" : "unlocked", + TTE_IS_IE(env->dtlb[i].tte) ? + "yes" : "no", env->dtlb[i].tag & (uint64_t)0x1fffULL, TTE_IS_GLOBAL(env->dtlb[i].tte) ? "global" : "local"); -- 1.8.3.1