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Mon, 31 Jan 2022 11:08:46 GMT Received: from b06wcsmtp001.portsmouth.uk.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id 62A40A4073; Mon, 31 Jan 2022 11:08:46 +0000 (GMT) Received: from b06wcsmtp001.portsmouth.uk.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id 0D5A3A406A; Mon, 31 Jan 2022 11:08:46 +0000 (GMT) Received: from smtp.tlslab.ibm.com (unknown [9.101.4.1]) by b06wcsmtp001.portsmouth.uk.ibm.com (Postfix) with SMTP; Mon, 31 Jan 2022 11:08:45 +0000 (GMT) Received: from yukon.ibmuc.com (unknown [9.171.57.185]) by smtp.tlslab.ibm.com (Postfix) with ESMTP id 2E9C82201C1; Mon, 31 Jan 2022 12:08:45 +0100 (CET) From: =?UTF-8?q?C=C3=A9dric=20Le=20Goater?= To: qemu-ppc@nongnu.org, qemu-devel@nongnu.org Subject: [PULL 39/41] target/ppc: 74xx: System Reset interrupt cleanup Date: Mon, 31 Jan 2022 12:08:09 +0100 Message-Id: <20220131110811.619053-40-clg@kaod.org> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20220131110811.619053-1-clg@kaod.org> References: <20220131110811.619053-1-clg@kaod.org> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable X-TM-AS-GCONF: 00 X-Proofpoint-ORIG-GUID: hyCjFc8gxEuTUEiPy5NXKP3XRvJrj_2f X-Proofpoint-GUID: hyCjFc8gxEuTUEiPy5NXKP3XRvJrj_2f X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.205,Aquarius:18.0.816,Hydra:6.0.425,FMLib:17.11.62.513 definitions=2022-01-31_04,2022-01-28_01,2021-12-02_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 priorityscore=1501 mlxlogscore=600 suspectscore=0 spamscore=0 clxscore=1034 lowpriorityscore=0 malwarescore=0 impostorscore=0 phishscore=0 mlxscore=0 adultscore=0 bulkscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2201110000 definitions=main-2201310074 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: softfail client-ip=148.163.156.1; envelope-from=clg@kaod.org; helo=mx0a-001b2d01.pphosted.com X-Spam_score_int: -11 X-Spam_score: -1.2 X-Spam_bar: - X-Spam_report: (-1.2 / 5.0 requ) BAYES_00=-1.9, SPF_HELO_NONE=0.001, SPF_SOFTFAIL=0.665, 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: Peter Maydell , Richard Henderson , =?UTF-8?q?C=C3=A9dric=20Le=20Goater?= , Fabiano Rosas Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" X-ZM-MESSAGEID: 1643630902567100001 Content-Type: text/plain; charset="utf-8" From: Fabiano Rosas The whole power saving states logic seems to be dependent on HV mode, which don't exist for 74xx so I'm removing it all and leaving the abort message. Signed-off-by: Fabiano Rosas Message-Id: <20220127201116.1154733-8-farosas@linux.ibm.com> Signed-off-by: C=C3=A9dric Le Goater --- target/ppc/excp_helper.c | 18 ++---------------- 1 file changed, 2 insertions(+), 16 deletions(-) diff --git a/target/ppc/excp_helper.c b/target/ppc/excp_helper.c index 396e25ed3517..b7921c09562f 100644 --- a/target/ppc/excp_helper.c +++ b/target/ppc/excp_helper.c @@ -703,23 +703,9 @@ static void powerpc_excp_74xx(PowerPCCPU *cpu, int exc= p) case POWERPC_EXCP_DECR: /* Decrementer exception = */ break; case POWERPC_EXCP_RESET: /* System reset exception = */ - /* A power-saving exception sets ME, otherwise it is unchanged */ if (msr_pow) { - /* indicate that we resumed from power save mode */ - msr |=3D 0x10000; - new_msr |=3D ((target_ulong)1 << MSR_ME); - } - if (env->msr_mask & MSR_HVB) { - /* - * ISA specifies HV, but can be delivered to guest with HV - * clear (e.g., see FWNMI in PAPR, NMI injection in QEMU). - */ - new_msr |=3D (target_ulong)MSR_HVB; - } else { - if (msr_pow) { - cpu_abort(cs, "Trying to deliver power-saving system reset= " - "exception %d with no HV support\n", excp); - } + cpu_abort(cs, "Trying to deliver power-saving system reset " + "exception %d with no HV support\n", excp); } break; case POWERPC_EXCP_TRACE: /* Trace exception = */ --=20 2.34.1