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Wed, 26 Jan 2022 16:42:21 +0000 (GMT) Received: from b03ledav004.gho.boulder.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id CB6C878064; Wed, 26 Jan 2022 16:42:19 +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 16:42:19 +0000 (GMT) From: Fabiano Rosas To: qemu-devel@nongnu.org Subject: [PATCH 6/8] target/ppc: 74xx: System Call exception cleanup Date: Wed, 26 Jan 2022 13:41:58 -0300 Message-Id: <20220126164200.1048677-7-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: PRcwVui0nvSidA5dgkQQx9ZpSo3zHasd X-Proofpoint-ORIG-GUID: APDSkU-dP8-4zFIu7gwJg90Nyg1eNktz 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=875 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" There is no sc 1 and no HV mode. Signed-off-by: Fabiano Rosas --- target/ppc/excp_helper.c | 21 ++------------------- 1 file changed, 2 insertions(+), 19 deletions(-) diff --git a/target/ppc/excp_helper.c b/target/ppc/excp_helper.c index bb17b65dc0..070c9779ad 100644 --- a/target/ppc/excp_helper.c +++ b/target/ppc/excp_helper.c @@ -556,7 +556,7 @@ static void powerpc_excp_74xx(PowerPCCPU *cpu, int excp) CPUState *cs = CPU(cpu); CPUPPCState *env = &cpu->env; target_ulong msr, new_msr, vector; - int srr0, srr1, lev = -1; + int srr0, srr1; if (excp <= POWERPC_EXCP_NONE || excp >= POWERPC_EXCP_NB) { cpu_abort(cs, "Invalid PowerPC exception %d. Aborting\n", excp); @@ -669,30 +669,13 @@ static void powerpc_excp_74xx(PowerPCCPU *cpu, int excp) } break; case POWERPC_EXCP_SYSCALL: /* System call exception */ - lev = env->error_code; - - if ((lev == 1) && cpu->vhyp) { - dump_hcall(env); - } else { - dump_syscall(env); - } + dump_syscall(env); /* * We need to correct the NIP which in this case is supposed * to point to the next instruction */ env->nip += 4; - - /* "PAPR mode" built-in hypercall emulation */ - if ((lev == 1) && cpu->vhyp) { - PPCVirtualHypervisorClass *vhc = - PPC_VIRTUAL_HYPERVISOR_GET_CLASS(cpu->vhyp); - vhc->hypercall(cpu->vhyp, cpu); - return; - } - if (lev == 1) { - new_msr |= (target_ulong)MSR_HVB; - } break; case POWERPC_EXCP_FPU: /* Floating-point unavailable exception */ case POWERPC_EXCP_DECR: /* Decrementer exception */ -- 2.34.1