From nobody Tue Feb 10 05:14:26 2026 Delivered-To: importer@patchew.org Authentication-Results: mx.zohomail.com; spf=pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org Return-Path: Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) by mx.zohomail.com with SMTPS id 1648149669826945.3123486631941; Thu, 24 Mar 2022 12:21:09 -0700 (PDT) Received: from localhost ([::1]:57614 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1nXT19-0001hE-9Q for importer@patchew.org; Thu, 24 Mar 2022 15:21:07 -0400 Received: from eggs.gnu.org ([209.51.188.92]:45836) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1nXSqf-00035C-0d; Thu, 24 Mar 2022 15:10:20 -0400 Received: from [187.72.171.209] (port=8328 helo=outlook.eldorado.org.br) by eggs.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1nXSqd-0005Rq-LP; Thu, 24 Mar 2022 15:10:16 -0400 Received: from p9ibm ([10.10.71.235]) by outlook.eldorado.org.br over TLS secured channel with Microsoft SMTPSVC(8.5.9600.16384); Thu, 24 Mar 2022 16:09:12 -0300 Received: from eldorado.org.br (unknown [10.10.70.45]) by p9ibm (Postfix) with ESMTP id 3CF8C8001D4; Thu, 24 Mar 2022 16:09:12 -0300 (-03) From: Leandro Lupori To: qemu-devel@nongnu.org, qemu-ppc@nongnu.org Subject: [RFC PATCH 2/6] ppc/pnv: Activate support for the Processor Attention instruction Date: Thu, 24 Mar 2022 16:08:50 -0300 Message-Id: <20220324190854.156898-3-leandro.lupori@eldorado.org.br> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20220324190854.156898-1-leandro.lupori@eldorado.org.br> References: <20220324190854.156898-1-leandro.lupori@eldorado.org.br> MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable X-OriginalArrivalTime: 24 Mar 2022 19:09:12.0711 (UTC) FILETIME=[A5E07970:01D83FB2] X-Host-Lookup-Failed: Reverse DNS lookup failed for 187.72.171.209 (failed) Received-SPF: pass (zohomail.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; Received-SPF: pass client-ip=187.72.171.209; envelope-from=leandro.lupori@eldorado.org.br; helo=outlook.eldorado.org.br X-Spam_score_int: -4 X-Spam_score: -0.5 X-Spam_bar: / X-Spam_report: (-0.5 / 5.0 requ) BAYES_00=-1.9, PDS_HP_HELO_NORDNS=0.659, RDNS_NONE=0.793, SPF_HELO_NONE=0.001, SPF_PASS=-0.001, T_SCC_BODY_TEXT_LINE=-0.01 autolearn=no 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: , Cc: Leandro Lupori , danielhb413@gmail.com, richard.henderson@linaro.org, groug@kaod.org, clg@kaod.org, pbonzini@redhat.com, alex.bennee@linaro.org, david@gibson.dropbear.id.au Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" X-ZM-MESSAGEID: 1648149671490100001 From: C=C3=A9dric Le Goater Signed-off-by: C=C3=A9dric Le Goater Signed-off-by: Leandro Lupori --- hw/ppc/pnv_core.c | 6 ++++++ include/hw/ppc/pnv_core.h | 1 + 2 files changed, 7 insertions(+) diff --git a/hw/ppc/pnv_core.c b/hw/ppc/pnv_core.c index 19e8eb885f..eb59b44a6c 100644 --- a/hw/ppc/pnv_core.c +++ b/hw/ppc/pnv_core.c @@ -46,6 +46,7 @@ static void pnv_core_cpu_reset(PnvCore *pc, PowerPCCPU *c= pu) CPUState *cs =3D CPU(cpu); CPUPPCState *env =3D &cpu->env; PnvChipClass *pcc =3D PNV_CHIP_GET_CLASS(pc->chip); + PnvCoreClass *pcorec =3D PNV_CORE_GET_CLASS(pc); =20 cpu_reset(cs); =20 @@ -57,6 +58,8 @@ static void pnv_core_cpu_reset(PnvCore *pc, PowerPCCPU *c= pu) env->nip =3D 0x10; env->msr |=3D MSR_HVB; /* Hypervisor mode */ env->spr[SPR_HRMOR] =3D pc->hrmor; + env->spr[SPR_HID0] |=3D pcorec->attn; + hreg_compute_hflags(env); =20 pcc->intc_reset(pc->chip, cpu); @@ -300,6 +303,7 @@ static void pnv_core_power8_class_init(ObjectClass *oc,= void *data) PnvCoreClass *pcc =3D PNV_CORE_CLASS(oc); =20 pcc->xscom_ops =3D &pnv_core_power8_xscom_ops; + pcc->attn =3D HID0_ATTN; } =20 static void pnv_core_power9_class_init(ObjectClass *oc, void *data) @@ -307,6 +311,7 @@ static void pnv_core_power9_class_init(ObjectClass *oc,= void *data) PnvCoreClass *pcc =3D PNV_CORE_CLASS(oc); =20 pcc->xscom_ops =3D &pnv_core_power9_xscom_ops; + pcc->attn =3D HID0_POWER9_ATTN; } =20 static void pnv_core_power10_class_init(ObjectClass *oc, void *data) @@ -315,6 +320,7 @@ static void pnv_core_power10_class_init(ObjectClass *oc= , void *data) =20 /* TODO: Use the P9 XSCOMs for now on P10 */ pcc->xscom_ops =3D &pnv_core_power9_xscom_ops; + pcc->attn =3D HID0_POWER9_ATTN; } =20 static void pnv_core_class_init(ObjectClass *oc, void *data) diff --git a/include/hw/ppc/pnv_core.h b/include/hw/ppc/pnv_core.h index c22eab2e1f..04e1fec1f3 100644 --- a/include/hw/ppc/pnv_core.h +++ b/include/hw/ppc/pnv_core.h @@ -47,6 +47,7 @@ struct PnvCoreClass { DeviceClass parent_class; =20 const MemoryRegionOps *xscom_ops; + uint64_t attn; }; =20 #define PNV_CORE_TYPE_SUFFIX "-" TYPE_PNV_CORE --=20 2.25.1