From nobody Mon Feb 9 17:37:44 2026 Delivered-To: importer@patchew.org Received-SPF: pass (zoho.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; Authentication-Results: mx.zohomail.com; spf=pass (zoho.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=1564582436; cv=none; d=zoho.com; s=zohoarc; b=LoOj4QBBB3QALAb7jHw8PF5slFEvzX/Km9OxVuW0o/VvFvPqndtjtYdpT0AFOZ831+VvOLhEVcLBTEACKr6ck4uolUhJvLAzHKsx1yS31C5oO7OXMFJZvBzCLRQSJcv74TnIiyUvXuFs0+r8z6aVafuK9x8uQCaT0aycW+8udjg= ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=zoho.com; s=zohoarc; t=1564582436; h=Content-Type: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:ARC-Authentication-Results; bh=1KdH1ZU1mN+viek04Qp1NEaN3o5hFO4OvvEkc9gzA+I=; b=GmIXzk1YtMQ4zrZLbrpm1JxIswo17oI24ezrJxmApEqRIesUuJ4GZLEmWdgwmOjXcKpOF1hj2yUDNrb1LXgy45FPFFWpp0G09EaO41A9aIcbLCc138iJZV4D1LE8JmW56EMTP0TQcvBcc3NysweUcnr0BOx/p0KDXlVBWMVD3Vk= ARC-Authentication-Results: i=1; mx.zoho.com; spf=pass (zoho.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 156458243620879.3841761795394; Wed, 31 Jul 2019 07:13:56 -0700 (PDT) Received: from localhost ([::1]:41194 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.86_2) (envelope-from ) id 1hspMZ-00004t-7b for importer@patchew.org; Wed, 31 Jul 2019 10:13:55 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:34007) by lists.gnu.org with esmtp (Exim 4.86_2) (envelope-from ) id 1hspLg-0006bb-Kr for qemu-devel@nongnu.org; Wed, 31 Jul 2019 10:13:01 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1hspLf-0001ZZ-BQ for qemu-devel@nongnu.org; Wed, 31 Jul 2019 10:13:00 -0400 Received: from 1.mo4.mail-out.ovh.net ([178.33.248.196]:34516) by eggs.gnu.org with esmtps (TLS1.0:DHE_RSA_AES_256_CBC_SHA1:32) (Exim 4.71) (envelope-from ) id 1hspLf-0001YZ-5Z for qemu-devel@nongnu.org; Wed, 31 Jul 2019 10:12:59 -0400 Received: from player715.ha.ovh.net (unknown [10.109.143.175]) by mo4.mail-out.ovh.net (Postfix) with ESMTP id 69E5F1FD476 for ; Wed, 31 Jul 2019 16:12:57 +0200 (CEST) Received: from kaod.org (lfbn-1-2240-157.w90-76.abo.wanadoo.fr [90.76.60.157]) (Authenticated sender: clg@kaod.org) by player715.ha.ovh.net (Postfix) with ESMTPSA id 0FB35850B757; Wed, 31 Jul 2019 14:12:50 +0000 (UTC) From: =?UTF-8?q?C=C3=A9dric=20Le=20Goater?= To: David Gibson Date: Wed, 31 Jul 2019 16:12:16 +0200 Message-Id: <20190731141233.1340-2-clg@kaod.org> X-Mailer: git-send-email 2.21.0 In-Reply-To: <20190731141233.1340-1-clg@kaod.org> References: <20190731141233.1340-1-clg@kaod.org> MIME-Version: 1.0 X-Ovh-Tracer-Id: 11666856313866783718 X-VR-SPAMSTATE: OK X-VR-SPAMSCORE: -100 X-VR-SPAMCAUSE: gggruggvucftvghtrhhoucdtuddrgeduvddrleehgdejvdcutefuodetggdotefrodftvfcurfhrohhfihhlvgemucfqggfjpdevjffgvefmvefgnecuuegrihhlohhuthemucehtddtnecusecvtfgvtghiphhivghnthhsucdlqddutddtmd Content-Transfer-Encoding: quoted-printable X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.2.x-3.x [generic] X-Received-From: 178.33.248.196 Subject: [Qemu-devel] [PATCH v3 01/18] ppc/pnv: Introduce PowerNV machines with fixed CPU models 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: =?UTF-8?q?C=C3=A9dric=20Le=20Goater?= , qemu-ppc@nongnu.org, Greg Kurz , qemu-devel@nongnu.org Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" Content-Type: text/plain; charset="utf-8" Make the current "powernv" machine an abstract type and derive from it new machines with specific CPU models: power8 and power9. The "powernv" machine is now an alias on the "powernv9" machine. Signed-off-by: C=C3=A9dric Le Goater --- hw/ppc/pnv.c | 70 ++++++++++++++++++++++++++++++++++++++++++++++------ 1 file changed, 63 insertions(+), 7 deletions(-) diff --git a/hw/ppc/pnv.c b/hw/ppc/pnv.c index 4570ce8afe6a..18602b9e9bcd 100644 --- a/hw/ppc/pnv.c +++ b/hw/ppc/pnv.c @@ -602,9 +602,20 @@ static void pnv_chip_power9_pic_print_info(PnvChip *ch= ip, Monitor *mon) pnv_psi_pic_print_info(&chip9->psi, mon); } =20 +static bool pnv_match_cpu(const char *default_type, const char *cpu_type) +{ + PowerPCCPUClass *ppc_default =3D + POWERPC_CPU_CLASS(object_class_by_name(default_type)); + PowerPCCPUClass *ppc =3D + POWERPC_CPU_CLASS(object_class_by_name(cpu_type)); + + return ppc_default->pvr_match(ppc_default, ppc->pvr); +} + static void pnv_init(MachineState *machine) { PnvMachineState *pnv =3D PNV_MACHINE(machine); + MachineClass *mc =3D MACHINE_GET_CLASS(machine); MemoryRegion *ram; char *fw_filename; long fw_size; @@ -664,13 +675,23 @@ static void pnv_init(MachineState *machine) } } =20 + /* + * Check compatibility of the specified CPU with the machine + * default. + */ + if (!pnv_match_cpu(mc->default_cpu_type, machine->cpu_type)) { + error_report("invalid CPU model '%s' for %s machine", + machine->cpu_type, mc->name); + exit(1); + } + /* Create the processor chips */ i =3D strlen(machine->cpu_type) - strlen(POWERPC_CPU_TYPE_SUFFIX); chip_typename =3D g_strdup_printf(PNV_CHIP_TYPE_NAME("%.*s"), i, machine->cpu_type); if (!object_class_by_name(chip_typename)) { - error_report("invalid CPU model '%.*s' for %s machine", - i, machine->cpu_type, MACHINE_GET_CLASS(machine)->nam= e); + error_report("invalid chip model '%.*s' for %s machine", + i, machine->cpu_type, mc->name); exit(1); } =20 @@ -1348,25 +1369,43 @@ static void pnv_machine_class_props_init(ObjectClas= s *oc) NULL); } =20 -static void pnv_machine_class_init(ObjectClass *oc, void *data) +static void pnv_machine_power8_class_init(ObjectClass *oc, void *data) { MachineClass *mc =3D MACHINE_CLASS(oc); XICSFabricClass *xic =3D XICS_FABRIC_CLASS(oc); + + mc->desc =3D "IBM PowerNV (Non-Virtualized) POWER8"; + mc->default_cpu_type =3D POWERPC_CPU_TYPE_NAME("power8_v2.0"); + + xic->icp_get =3D pnv_icp_get; + xic->ics_get =3D pnv_ics_get; + xic->ics_resend =3D pnv_ics_resend; +} + +static void pnv_machine_power9_class_init(ObjectClass *oc, void *data) +{ + MachineClass *mc =3D MACHINE_CLASS(oc); + + mc->desc =3D "IBM PowerNV (Non-Virtualized) POWER9"; + mc->default_cpu_type =3D POWERPC_CPU_TYPE_NAME("power9_v2.0"); + + mc->alias =3D "powernv"; +} + +static void pnv_machine_class_init(ObjectClass *oc, void *data) +{ + MachineClass *mc =3D MACHINE_CLASS(oc); InterruptStatsProviderClass *ispc =3D INTERRUPT_STATS_PROVIDER_CLASS(o= c); =20 mc->desc =3D "IBM PowerNV (Non-Virtualized)"; mc->init =3D pnv_init; mc->reset =3D pnv_reset; mc->max_cpus =3D MAX_CPUS; - mc->default_cpu_type =3D POWERPC_CPU_TYPE_NAME("power8_v2.0"); mc->block_default_type =3D IF_IDE; /* Pnv provides a AHCI device for * storage */ mc->no_parallel =3D 1; mc->default_boot_order =3D NULL; mc->default_ram_size =3D 2 * GiB; - xic->icp_get =3D pnv_icp_get; - xic->ics_get =3D pnv_ics_get; - xic->ics_resend =3D pnv_ics_resend; ispc->print_info =3D pnv_pic_print_info; =20 pnv_machine_class_props_init(oc); @@ -1386,10 +1425,27 @@ static void pnv_machine_class_init(ObjectClass *oc,= void *data) .parent =3D TYPE_PNV9_CHIP, \ } =20 +#define DEFINE_PNV_MACHINE_TYPE(cpu, class_initfn) \ + { \ + .name =3D MACHINE_TYPE_NAME(cpu), \ + .parent =3D TYPE_PNV_MACHINE, \ + .instance_size =3D sizeof(PnvMachineState), \ + .instance_init =3D pnv_machine_instance_init, \ + .class_init =3D class_initfn, \ + .interfaces =3D (InterfaceInfo[]) { \ + { TYPE_XICS_FABRIC }, \ + { TYPE_INTERRUPT_STATS_PROVIDER }, \ + { }, \ + }, \ + } + static const TypeInfo types[] =3D { + DEFINE_PNV_MACHINE_TYPE("powernv8", pnv_machine_power8_class_init), + DEFINE_PNV_MACHINE_TYPE("powernv9", pnv_machine_power9_class_init), { .name =3D TYPE_PNV_MACHINE, .parent =3D TYPE_MACHINE, + .abstract =3D true, .instance_size =3D sizeof(PnvMachineState), .instance_init =3D pnv_machine_instance_init, .class_init =3D pnv_machine_class_init, --=20 2.21.0