From nobody Wed Nov 19 14:02:31 2025 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 ARC-Seal: i=1; a=rsa-sha256; t=1616006973; cv=none; d=zohomail.com; s=zohoarc; b=gZ2IAQjISobqMXrPVrDZ9XyRZlliORUonUsHEH7DrFvT7QJ9mNcV5UpuKmMnuxNhGad/oanpU1qh15WwoKWTISHw1pmmvUW8gyQj/hJy20aUSNN9pL6hZxtrMDZQ9vfdLRHC+dzjjrz9RmBChXs4tqo+hJSZMWD1WXrn+gbWDwE= ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=zohomail.com; s=zohoarc; t=1616006973; h=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; bh=LhOy1oR1advf12NmN4yUk5pSJSVomJdFHjcmJGSxvGA=; b=M/ZGK7f8bq5ugwW9C9op6mCVDvlUfs+Qyq5RraLK3K2oDR63b8M3LRhAbhRQc7LSNTYa/zP1kcbWIzZnvTTxT0YvOYP8cNanA2GPTOCmLoSlkL2/eNvT/4BlAiz4S5ZaBDbX+AHPbRcR+UCLtg4DOvlp2/MoeBL4HKMe1XmejH0= ARC-Authentication-Results: i=1; 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 1616006973701477.4625762526837; Wed, 17 Mar 2021 11:49:33 -0700 (PDT) Received: from localhost ([::1]:40498 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1lMbEa-0005hn-GQ for importer@patchew.org; Wed, 17 Mar 2021 14:49:32 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:39408) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1lMawa-00041B-1B for qemu-devel@nongnu.org; Wed, 17 Mar 2021 14:30:57 -0400 Received: from mx2.suse.de ([195.135.220.15]:48016) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1lMawK-0007dX-TH for qemu-devel@nongnu.org; Wed, 17 Mar 2021 14:30:55 -0400 Received: from relay2.suse.de (unknown [195.135.221.27]) by mx2.suse.de (Postfix) with ESMTP id 46F06AE74; Wed, 17 Mar 2021 18:30:22 +0000 (UTC) X-Virus-Scanned: by amavisd-new at test-mx.suse.de From: Claudio Fontana To: Peter Maydell , =?UTF-8?q?Philippe=20Mathieu-Daud=C3=A9?= , Richard Henderson , =?UTF-8?q?Alex=20Benn=C3=A9e?= Subject: [RFC v9 13/50] target/arm: kvm: add stubs for some helpers Date: Wed, 17 Mar 2021 19:29:36 +0100 Message-Id: <20210317183013.25772-14-cfontana@suse.de> X-Mailer: git-send-email 2.26.2 In-Reply-To: <20210317183013.25772-1-cfontana@suse.de> References: <20210317183013.25772-1-cfontana@suse.de> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable 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=195.135.220.15; envelope-from=cfontana@suse.de; helo=mx2.suse.de X-Spam_score_int: -41 X-Spam_score: -4.2 X-Spam_bar: ---- X-Spam_report: (-4.2 / 5.0 requ) BAYES_00=-1.9, RCVD_IN_DNSWL_MED=-2.3, RCVD_IN_MSPIKE_H3=0.001, RCVD_IN_MSPIKE_WL=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: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Paolo Bonzini , Roman Bolshakov , Claudio Fontana , Eduardo Habkost , qemu-devel@nongnu.org Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" Content-Type: text/plain; charset="utf-8" at least the armv7m one should go away with proper configuration changes (only enabling possible boards for KVM). Signed-off-by: Claudio Fontana --- target/arm/kvm/helper-stubs.c | 27 +++++++++++++++++++++++++++ target/arm/kvm/meson.build | 3 +++ target/arm/meson.build | 1 + 3 files changed, 31 insertions(+) create mode 100644 target/arm/kvm/helper-stubs.c create mode 100644 target/arm/kvm/meson.build diff --git a/target/arm/kvm/helper-stubs.c b/target/arm/kvm/helper-stubs.c new file mode 100644 index 0000000000..8e952c91fa --- /dev/null +++ b/target/arm/kvm/helper-stubs.c @@ -0,0 +1,27 @@ +/* + * QEMU ARM KVM stubs for some helper functions + * + * Copyright 2021 SUSE LLC + * + * This work is licensed under the terms of the GNU GPL, version 2 or late= r. + * See the COPYING file in the top-level directory. + */ + +#include "qemu/osdep.h" +#include "cpu.h" + +/* return the effective value of HCR_EL2. For KVM, always 0. */ +uint64_t arm_hcr_el2_eff(CPUARMState *env) +{ + return 0; +} + +int fp_exception_el(CPUARMState *env, int cur_el) +{ + return 0; +} + +void write_v7m_exception(CPUARMState *env, uint32_t new_exc) +{ + g_assert_not_reached(); +} diff --git a/target/arm/kvm/meson.build b/target/arm/kvm/meson.build new file mode 100644 index 0000000000..1015fc0afb --- /dev/null +++ b/target/arm/kvm/meson.build @@ -0,0 +1,3 @@ +arm_ss.add(when: 'CONFIG_TCG', if_false: files( + 'helper-stubs.c', +)) diff --git a/target/arm/meson.build b/target/arm/meson.build index 7a6d0d6ba4..cd2ae221a6 100644 --- a/target/arm/meson.build +++ b/target/arm/meson.build @@ -34,6 +34,7 @@ arm_softmmu_ss.add(when: 'CONFIG_TCG', if_true: files( arm_user_ss =3D ss.source_set() =20 subdir('tcg') +subdir('kvm') =20 target_arch +=3D {'arm': arm_ss} target_softmmu_arch +=3D {'arm': arm_softmmu_ss} --=20 2.26.2