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Wed, 26 Jan 2022 16:42:17 +0000 (GMT) Received: from b03ledav004.gho.boulder.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id 693767805F; Wed, 26 Jan 2022 16:42:15 +0000 (GMT) Received: from farosas.linux.ibm.com.com (unknown [9.211.99.130]) by b03ledav004.gho.boulder.ibm.com (Postfix) with ESMTP; Wed, 26 Jan 2022 16:42:15 +0000 (GMT) From: Fabiano Rosas To: qemu-devel@nongnu.org Subject: [PATCH 4/8] target/ppc: 74xx: External interrupt cleanup Date: Wed, 26 Jan 2022 13:41:56 -0300 Message-Id: <20220126164200.1048677-5-farosas@linux.ibm.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20220126164200.1048677-1-farosas@linux.ibm.com> References: <20220126164200.1048677-1-farosas@linux.ibm.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-TM-AS-GCONF: 00 X-Proofpoint-GUID: l80rOeomXgCXNIkr3xiGt5gwh7aUx1RG X-Proofpoint-ORIG-GUID: hZPQ3IdqUP3S2H9W7LFFo_QWLx-SvzUo 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=2022-01-26_06,2022-01-26_01,2021-12-02_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 phishscore=0 mlxlogscore=999 malwarescore=0 bulkscore=0 adultscore=0 suspectscore=0 clxscore=1015 impostorscore=0 priorityscore=1501 spamscore=0 mlxscore=0 lowpriorityscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2201110000 definitions=main-2201260101 Received-SPF: pass client-ip=148.163.156.1; envelope-from=farosas@linux.ibm.com; helo=mx0a-001b2d01.pphosted.com X-Spam_score_int: -19 X-Spam_score: -2.0 X-Spam_bar: -- X-Spam_report: (-2.0 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_MSPIKE_H2=-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: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: mark.cave-ayland@ilande.co.uk, danielhb413@gmail.com, qemu-ppc@nongnu.org, clg@kaod.org, david@gibson.dropbear.id.au Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" The 74xx don't have MSR_HV so all the LPES0 logic can be removed. Also remove the BookE IRQ code. Signed-off-by: Fabiano Rosas --- target/ppc/excp_helper.c | 38 -------------------------------------- 1 file changed, 38 deletions(-) diff --git a/target/ppc/excp_helper.c b/target/ppc/excp_helper.c index 0d8c66b98f..b9a1d7ae7e 100644 --- a/target/ppc/excp_helper.c +++ b/target/ppc/excp_helper.c @@ -555,7 +555,6 @@ static void powerpc_excp_74xx(PowerPCCPU *cpu, int excp) { CPUState *cs = CPU(cpu); CPUPPCState *env = &cpu->env; - int excp_model = env->excp_model; target_ulong msr, new_msr, vector; int srr0, srr1, lev = -1; @@ -625,44 +624,7 @@ static void powerpc_excp_74xx(PowerPCCPU *cpu, int excp) msr |= env->error_code; break; case POWERPC_EXCP_EXTERNAL: /* External input */ - { - bool lpes0; - - cs = CPU(cpu); - - /* - * Exception targeting modifiers - * - * LPES0 is supported on POWER7/8/9 - * LPES1 is not supported (old iSeries mode) - * - * On anything else, we behave as if LPES0 is 1 - * (externals don't alter MSR:HV) - */ -#if defined(TARGET_PPC64) - if (excp_model == POWERPC_EXCP_POWER7 || - excp_model == POWERPC_EXCP_POWER8 || - excp_model == POWERPC_EXCP_POWER9 || - excp_model == POWERPC_EXCP_POWER10) { - lpes0 = !!(env->spr[SPR_LPCR] & LPCR_LPES0); - } else -#endif /* defined(TARGET_PPC64) */ - { - lpes0 = true; - } - - if (!lpes0) { - new_msr |= (target_ulong)MSR_HVB; - new_msr |= env->msr & ((target_ulong)1 << MSR_RI); - srr0 = SPR_HSRR0; - srr1 = SPR_HSRR1; - } - if (env->mpic_proxy) { - /* IACK the IRQ on delivery */ - env->spr[SPR_BOOKE_EPR] = ldl_phys(cs->as, env->mpic_iack); - } break; - } case POWERPC_EXCP_ALIGN: /* Alignment exception */ /* Get rS/rD and rA from faulting opcode */ /* -- 2.34.1