From nobody Wed Nov 19 08:29:26 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=1615300933; cv=none; d=zohomail.com; s=zohoarc; b=jMh0t56uWSpv9GZEW78MYzPpqrIzUiIZmoz27EbwHCp/kcJtAQXkKE9tTEt/VjdMry/YrLKNYiAK+y9s3TtI16TAxht6p1kZRohS7ZfvZgLyIXHS0xkK9jQJaORx0Jus4aZu0CvuEcxCDlboU5CWnRLxNgTF0Gep/4gM7N8stmg= ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=zohomail.com; s=zohoarc; t=1615300933; 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=mJ4+/q8+26ICmCqV/l0E9OIYO3olrkCYSmBKl+BDKXJI3erL4WumgCbbM+A/bvl2htcps7CE7wqsaXS0TSpVOa586ixdBQ06WywGLO2Df7aAHgUNvgB/qCgrVihwPAmzOyVBpC6EbxI0MMATCV8eJ6l6XmxH4/8QlESBSf7l/tU= 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 1615300933026934.3444987609064; Tue, 9 Mar 2021 06:42:13 -0800 (PST) Received: from localhost ([::1]:51412 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1lJdYp-0003qf-Rm for importer@patchew.org; Tue, 09 Mar 2021 09:42:11 -0500 Received: from eggs.gnu.org ([2001:470:142:3::10]:41820) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1lJdJH-0003P0-KG for qemu-devel@nongnu.org; Tue, 09 Mar 2021 09:26:07 -0500 Received: from mx2.suse.de ([195.135.220.15]:45220) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1lJdJE-0005cE-Tc for qemu-devel@nongnu.org; Tue, 09 Mar 2021 09:26:07 -0500 Received: from relay2.suse.de (unknown [195.135.221.27]) by mx2.suse.de (Postfix) with ESMTP id 34581AE05; Tue, 9 Mar 2021 14:25:53 +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 v5 13/36] target/arm: kvm: add stubs for some helpers Date: Tue, 9 Mar 2021 15:25:21 +0100 Message-Id: <20210309142544.5020-14-cfontana@suse.de> X-Mailer: git-send-email 2.26.2 In-Reply-To: <20210309142544.5020-1-cfontana@suse.de> References: <20210309142544.5020-1-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