From nobody Tue Feb 10 13:01:31 2026 Delivered-To: importer@patchew.org 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; Authentication-Results: mx.zohomail.com; spf=pass (zohomail.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=1578324023; cv=none; d=zohomail.com; s=zohoarc; b=ZZ0t1kjk933UpzAgRF1qQyiUqxlioAoyaEFACkwK2wq5O01yVOMaQYgBjrX1VbZBoc1yKTOPCIA5BNAtdNvogEOkYnG0Q1dW1XsinwZd4eDahytaPgQ4guMAVoWulpRXTxBTWFWTUO09EBY/cfkeyufdqbj+LupmvjEO/mtcYiY= ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=zohomail.com; s=zohoarc; t=1578324023; 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; bh=eJxXJFRKmh4Ks2xFYnRrgu8ZuwRBsrWk96ck7duO2EA=; b=C+YdpF0I7rEiVldXbh/pXnr3WDesCWZWUJTYTqKgfCawQ2LZPUZJtE8E3KjiMTFgEiKZPWnCbICZ8glyKUNnYgPSbOZ3zmbB4xSRT24rbMlmQvrKWDpKlVfX6XlvYN0JCRMQVzXcrXM0xVKcBa1cbl2wSnnAAr6HY9Do+erg7+E= ARC-Authentication-Results: i=1; mx.zohomail.com; spf=pass (zohomail.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 1578324023147606.1891060103358; Mon, 6 Jan 2020 07:20:23 -0800 (PST) Received: from localhost ([::1]:53358 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1ioUB3-0003HQ-6I for importer@patchew.org; Mon, 06 Jan 2020 10:20:21 -0500 Received: from eggs.gnu.org ([2001:470:142:3::10]:49328) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1ioTob-0000Em-R7 for qemu-devel@nongnu.org; Mon, 06 Jan 2020 09:57:11 -0500 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1ioToa-0000Ws-G8 for qemu-devel@nongnu.org; Mon, 06 Jan 2020 09:57:09 -0500 Received: from 3.mo6.mail-out.ovh.net ([178.33.253.26]:45347) by eggs.gnu.org with esmtps (TLS1.0:DHE_RSA_AES_256_CBC_SHA1:32) (Exim 4.71) (envelope-from ) id 1ioToa-0000VZ-9z for qemu-devel@nongnu.org; Mon, 06 Jan 2020 09:57:08 -0500 Received: from player731.ha.ovh.net (unknown [10.108.35.232]) by mo6.mail-out.ovh.net (Postfix) with ESMTP id 7AC9D1F7B53 for ; Mon, 6 Jan 2020 15:57:05 +0100 (CET) Received: from kaod.org (deibp9eh1--blueice1n4.emea.ibm.com [195.212.29.166]) (Authenticated sender: clg@kaod.org) by player731.ha.ovh.net (Postfix) with ESMTPSA id 279B9DB3A494; Mon, 6 Jan 2020 14:56:59 +0000 (UTC) From: =?UTF-8?q?C=C3=A9dric=20Le=20Goater?= To: David Gibson Subject: [PATCH v3 02/12] ppc/pnv: Introduce a "xics" property under the POWER8 chip Date: Mon, 6 Jan 2020 15:56:35 +0100 Message-Id: <20200106145645.4539-3-clg@kaod.org> X-Mailer: git-send-email 2.21.1 In-Reply-To: <20200106145645.4539-1-clg@kaod.org> References: <20200106145645.4539-1-clg@kaod.org> MIME-Version: 1.0 X-Ovh-Tracer-Id: 5386586630620810214 X-VR-SPAMSTATE: OK X-VR-SPAMSCORE: -100 X-VR-SPAMCAUSE: gggruggvucftvghtrhhoucdtuddrgedufedrvdehtddgjedvucetufdoteggodetrfdotffvucfrrhhofhhilhgvmecuqfggjfdpvefjgfevmfevgfenuceurghilhhouhhtmecuhedttdenucesvcftvggtihhpihgvnhhtshculddquddttddmnecujfgurhephffvufffkffojghfgggtgfesthekredtredtjeenucfhrhhomhepveorughrihgtucfnvgcuifhorghtvghruceotghlgheskhgrohgurdhorhhgqeenucfkpheptddrtddrtddrtddpudelhedrvdduvddrvdelrdduieeinecurfgrrhgrmhepmhhouggvpehsmhhtphdqohhuthdphhgvlhhopehplhgrhigvrhejfedurdhhrgdrohhvhhdrnhgvthdpihhnvghtpedtrddtrddtrddtpdhmrghilhhfrhhomheptghlgheskhgrohgurdhorhhgpdhrtghpthhtohepqhgvmhhuqdguvghvvghlsehnohhnghhnuhdrohhrghenucevlhhushhtvghrufhiiigvpedv Content-Transfer-Encoding: quoted-printable X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.2.x-3.x [generic] [fuzzy] X-Received-From: 178.33.253.26 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" POWER8 is the only chip using the XICS interface. Add a "xics" link and a XICSFabric attribute under this chip to remove the use of qdev_get_machine() Signed-off-by: C=C3=A9dric Le Goater Reviewed-by: Greg Kurz Reviewed-by: David Gibson --- include/hw/ppc/pnv.h | 2 ++ hw/ppc/pnv.c | 24 +++++++++++++++++++----- 2 files changed, 21 insertions(+), 5 deletions(-) diff --git a/include/hw/ppc/pnv.h b/include/hw/ppc/pnv.h index f78fd0dd967c..56277862dd53 100644 --- a/include/hw/ppc/pnv.h +++ b/include/hw/ppc/pnv.h @@ -72,6 +72,8 @@ typedef struct Pnv8Chip { Pnv8Psi psi; PnvOCC occ; PnvHomer homer; + + XICSFabric *xics; } Pnv8Chip; =20 #define TYPE_PNV9_CHIP "pnv9-chip" diff --git a/hw/ppc/pnv.c b/hw/ppc/pnv.c index 230bb9f31235..a0e0e43610a2 100644 --- a/hw/ppc/pnv.c +++ b/hw/ppc/pnv.c @@ -790,6 +790,13 @@ static void pnv_init(MachineState *machine) &error_fatal); object_property_set_int(chip, machine->smp.cores, "nr-cores", &error_fatal); + /* + * The POWER8 machine use the XICS interrupt interface. + * Propagate the XICS fabric to the chip and its controllers. + */ + if (object_dynamic_cast(OBJECT(pnv), TYPE_XICS_FABRIC)) { + object_property_set_link(chip, OBJECT(pnv), "xics", &error_abo= rt); + } object_property_set_bool(chip, true, "realized", &error_fatal); } g_free(chip_typename); @@ -831,12 +838,12 @@ static uint32_t pnv_chip_core_pir_p8(PnvChip *chip, u= int32_t core_id) static void pnv_chip_power8_intc_create(PnvChip *chip, PowerPCCPU *cpu, Error **errp) { + Pnv8Chip *chip8 =3D PNV8_CHIP(chip); Error *local_err =3D NULL; Object *obj; PnvCPUState *pnv_cpu =3D pnv_cpu_state(cpu); =20 - obj =3D icp_create(OBJECT(cpu), TYPE_PNV_ICP, XICS_FABRIC(qdev_get_mac= hine()), - &local_err); + obj =3D icp_create(OBJECT(cpu), TYPE_PNV_ICP, chip8->xics, &local_err); if (local_err) { error_propagate(errp, local_err); return; @@ -990,6 +997,12 @@ static void pnv_chip_power8_instance_init(Object *obj) { Pnv8Chip *chip8 =3D PNV8_CHIP(obj); =20 + object_property_add_link(obj, "xics", TYPE_XICS_FABRIC, + (Object **)&chip8->xics, + object_property_allow_set_link, + OBJ_PROP_LINK_STRONG, + &error_abort); + object_initialize_child(obj, "psi", &chip8->psi, sizeof(chip8->psi), TYPE_PNV8_PSI, &error_abort, NULL); =20 @@ -1009,7 +1022,6 @@ static void pnv_chip_icp_realize(Pnv8Chip *chip8, Err= or **errp) PnvChipClass *pcc =3D PNV_CHIP_GET_CLASS(chip); int i, j; char *name; - XICSFabric *xi =3D XICS_FABRIC(qdev_get_machine()); =20 name =3D g_strdup_printf("icp-%x", chip->chip_id); memory_region_init(&chip8->icp_mmio, OBJECT(chip), name, PNV_ICP_SIZE); @@ -1025,7 +1037,7 @@ static void pnv_chip_icp_realize(Pnv8Chip *chip8, Err= or **errp) =20 for (j =3D 0; j < CPU_CORE(pnv_core)->nr_threads; j++) { uint32_t pir =3D pcc->core_pir(chip, core_hwid) + j; - PnvICPState *icp =3D PNV_ICP(xics_icp_get(xi, pir)); + PnvICPState *icp =3D PNV_ICP(xics_icp_get(chip8->xics, pir)); =20 memory_region_add_subregion(&chip8->icp_mmio, pir << 12, &icp->mmio); @@ -1041,6 +1053,8 @@ static void pnv_chip_power8_realize(DeviceState *dev,= Error **errp) Pnv8Psi *psi8 =3D &chip8->psi; Error *local_err =3D NULL; =20 + assert(chip8->xics); + /* XSCOM bridge is first */ pnv_xscom_realize(chip, PNV_XSCOM_SIZE, &local_err); if (local_err) { @@ -1058,7 +1072,7 @@ static void pnv_chip_power8_realize(DeviceState *dev,= Error **errp) /* Processor Service Interface (PSI) Host Bridge */ object_property_set_int(OBJECT(&chip8->psi), PNV_PSIHB_BASE(chip), "bar", &error_fatal); - object_property_set_link(OBJECT(&chip8->psi), OBJECT(qdev_get_machine(= )), + object_property_set_link(OBJECT(&chip8->psi), OBJECT(chip8->xics), ICS_PROP_XICS, &error_abort); object_property_set_bool(OBJECT(&chip8->psi), true, "realized", &local= _err); if (local_err) { --=20 2.21.1