Message ID | 20220131110811.619053-2-clg@kaod.org |
---|---|
State | New |
Headers | show
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Mon, 31 Jan 2022 11:08:17 +0000 Received: from d06av22.portsmouth.uk.ibm.com (d06av22.portsmouth.uk.ibm.com [9.149.105.58]) by b06cxnps3075.portsmouth.uk.ibm.com (8.14.9/8.14.9/NCO v10.0) with ESMTP id 20VB8Fvh40304900 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK); Mon, 31 Jan 2022 11:08:15 GMT Received: from d06av22.portsmouth.uk.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id 344DD4C040; Mon, 31 Jan 2022 11:08:15 +0000 (GMT) Received: from d06av22.portsmouth.uk.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id D44B54C046; Mon, 31 Jan 2022 11:08:14 +0000 (GMT) Received: from smtp.tlslab.ibm.com (unknown [9.101.4.1]) by d06av22.portsmouth.uk.ibm.com (Postfix) with SMTP; Mon, 31 Jan 2022 11:08:14 +0000 (GMT) Received: from yukon.ibmuc.com (unknown [9.171.57.185]) by smtp.tlslab.ibm.com (Postfix) with ESMTP id 042322201C1; Mon, 31 Jan 2022 12:08:13 +0100 (CET) From: =?utf-8?q?C=C3=A9dric_Le_Goater?= <clg@kaod.org> To: qemu-ppc@nongnu.org, qemu-devel@nongnu.org Subject: [PULL 01/41] spapr: Force 32bit when resetting a core Date: Mon, 31 Jan 2022 12:07:31 +0100 Message-Id: <20220131110811.619053-2-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-Type: text/plain; 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Series |
[PULL,01/41] spapr: Force 32bit when resetting a core
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diff --git a/hw/ppc/spapr_cpu_core.c b/hw/ppc/spapr_cpu_core.c index a57ba70a8781..a781e97f8d1d 100644 --- a/hw/ppc/spapr_cpu_core.c +++ b/hw/ppc/spapr_cpu_core.c @@ -37,6 +37,11 @@ static void spapr_reset_vcpu(PowerPCCPU *cpu) cpu_reset(cs); + /* + * "PowerPC Processor binding to IEEE 1275" defines the initial MSR state + * as 32bit (MSR_SF=0) in "8.2.1. Initial Register Values". + */ + env->msr &= ~(1ULL << MSR_SF); env->spr[SPR_HIOR] = 0; lpcr = env->spr[SPR_LPCR]; diff --git a/hw/ppc/spapr_vof.c b/hw/ppc/spapr_vof.c index 40ce8fe0037c..a33f940c32bb 100644 --- a/hw/ppc/spapr_vof.c +++ b/hw/ppc/spapr_vof.c @@ -88,8 +88,6 @@ void spapr_vof_reset(SpaprMachineState *spapr, void *fdt, Error **errp) spapr_cpu_set_entry_state(first_ppc_cpu, SPAPR_ENTRY_POINT, stack_ptr, spapr->initrd_base, spapr->initrd_size); - /* VOF is 32bit BE so enforce MSR here */ - first_ppc_cpu->env.msr &= ~((1ULL << MSR_SF) | (1ULL << MSR_LE)); /* * At this point the expected allocation map is: