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[201.1.57.208]) by smtp.gmail.com with ESMTPSA id p1-20020a0568301d4100b0060603221270sm2907397oth.64.2022.05.07.12.06.47 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sat, 07 May 2022 12:06:49 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20210112; h=from:to:cc:subject:date:message-id:in-reply-to:references :mime-version:content-transfer-encoding; bh=kdfZZSzTmKxAd6dgoaU2jVyv+EX2hmhj5o193ySsyIc=; b=byN14cfXQiCp28RE9GgMm8n4J3mYiuhPNswayAZ5B/4fK/Pzn3F3Vol20Ahxb9Xf2H Q1dhTMVIXxUajJVGS1cuYtbfymouXangdctnBYhWBpCzAyPcvmXMNtm22/Q1ZSY5fK7h +P/YdxSnRWKiPto7C2OGmTVS4/5dErcveJhGPgpZIQQr7dmqSyLxI5xtCuptnxq9vWLW qAthmSq9QH/0D5/oyqZdLBDlDnNmCEHbk00GqSSVtPqAWH/9CPA/ktSu2SumbeaA0VHI ucwHj0G9xVbNhjtn84dIdE0n+FhbTLKcgUDfDHeRo+wd2z7IU+rOcSzB/Ge4Te35YxfT Jf1A== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references:mime-version:content-transfer-encoding; bh=kdfZZSzTmKxAd6dgoaU2jVyv+EX2hmhj5o193ySsyIc=; b=vg4JEX15oek0WzzcsnaPlKDP2EWl3nVxnl7f/rVHQOL7u9cmVFql4yNuUCGiZiw3dZ hMGbkFHXifklrwqX3TfgYB+P8fAPvUKCKXip2wEgUPrYlb39NR+70QWj9+eYOzmH2TOi XM2up0aaYhfG0IakTmT3EA3mqiVucoW1rMktO8FSGylZxxBaYroBjSqQfp6YjJO2hsTb 9OPIkbynXeKS3nrkM5fUU4Igjih8WLZniQtJHarrBqMcalElx7iYMFTicJgoOYq94lBy nWNkni1ZVMkKYE/2RxrZFmgROwZ0r4Wx0jVRtnOaqobQbufVF61Xu5b5cuF6DL7XatvX 9g5g== X-Gm-Message-State: AOAM53238zxSq7piienMQ5/29FwEccAnht/uS/8GWOwzBdE4+tU5o9ES vTsQVvyycOAeXnxchQ2O3ocRR5Q9JmY= X-Google-Smtp-Source: ABdhPJxSkTMf6H5fJxzNvV+h2EFF2R3KWauXtovUMMPZ48fXoefrPEdOpjsT0BDzOnLGN6T3vXYPTQ== X-Received: by 2002:a05:6808:1a05:b0:325:a083:3d8d with SMTP id bk5-20020a0568081a0500b00325a0833d8dmr7561959oib.231.1651950409263; Sat, 07 May 2022 12:06:49 -0700 (PDT) From: Daniel Henrique Barboza To: qemu-devel@nongnu.org Cc: qemu-ppc@nongnu.org, david@gibson.dropbear.id.au, clg@kaod.org, fbarrat@linux.ibm.com, Daniel Henrique Barboza Subject: [PATCH 07/17] ppc/pnv: user created pnv-phb for powernv8 Date: Sat, 7 May 2022 16:06:14 -0300 Message-Id: <20220507190624.507419-8-danielhb413@gmail.com> X-Mailer: git-send-email 2.32.0 In-Reply-To: <20220507190624.507419-1-danielhb413@gmail.com> References: <20220507190624.507419-1-danielhb413@gmail.com> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable 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; Received-SPF: pass client-ip=2607:f8b0:4864:20::229; envelope-from=danielhb413@gmail.com; helo=mail-oi1-x229.google.com X-Spam_score_int: -18 X-Spam_score: -1.9 X-Spam_bar: - X-Spam_report: (-1.9 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, FREEMAIL_ENVFROM_END_DIGIT=0.25, FREEMAIL_FROM=0.001, RCVD_IN_DNSWL_NONE=-0.0001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001, T_SCC_BODY_TEXT_LINE=-0.01 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: , Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" X-ZohoMail-DKIM: pass (identity @gmail.com) X-ZM-MESSAGEID: 1651950760103100001 Content-Type: text/plain; charset="utf-8" This patch reintroduces the powernv8 bits of the code what was removed in commit 9c10d86fee "ppc/pnv: Remove user-created PHB{3,4,5} devices", using the pnv-phb device instead of the now late pnv-phb3 device, allowing us to enable user creatable pnv-phb devices for the powernv8 machine. Signed-off-by: Daniel Henrique Barboza --- hw/pci-host/pnv_phb3.c | 31 +++++++++++++++++++++++++++++-- hw/ppc/pnv.c | 23 ++++++++++++++++++++++- include/hw/ppc/pnv.h | 1 + 3 files changed, 52 insertions(+), 3 deletions(-) diff --git a/hw/pci-host/pnv_phb3.c b/hw/pci-host/pnv_phb3.c index d2405d4f5a..a6d6a10c52 100644 --- a/hw/pci-host/pnv_phb3.c +++ b/hw/pci-host/pnv_phb3.c @@ -993,6 +993,30 @@ void pnv_phb3_realize(DeviceState *dev, Error **errp) PnvMachineState *pnv =3D PNV_MACHINE(qdev_get_machine()); int i; =20 + /* User created devices */ + if (!phb->chip) { + Error *local_err =3D NULL; + BusState *s; + + phb->chip =3D pnv_get_chip(pnv, phb->chip_id); + if (!phb->chip) { + error_setg(errp, "invalid chip id: %d", phb->chip_id); + return; + } + + /* + * Reparent user created devices to the chip to build + * correctly the device tree. + */ + pnv_chip_parent_fixup(phb->chip, OBJECT(phb), phb->phb_id); + + s =3D qdev_get_parent_bus(DEVICE(phb->chip)); + if (!qdev_set_parent_bus(DEVICE(phb), s, &local_err)) { + error_propagate(errp, local_err); + return; + } + } + if (phb->phb_id >=3D PNV_CHIP_GET_CLASS(phb->chip)->num_phbs) { error_setg(errp, "invalid PHB index: %d", phb->phb_id); return; @@ -1052,7 +1076,10 @@ void pnv_phb3_realize(DeviceState *dev, Error **errp) =20 pci_setup_iommu(pci->bus, pnv_phb3_dma_iommu, phb); =20 - pnv_phb_attach_root_port(PCI_HOST_BRIDGE(phb), TYPE_PNV_PHB3_ROOT_PORT= ); + if (defaults_enabled()) { + pnv_phb_attach_root_port(PCI_HOST_BRIDGE(phb), + TYPE_PNV_PHB3_ROOT_PORT); + } } =20 void pnv_phb3_update_regions(PnvPHB *phb) @@ -1137,7 +1164,7 @@ static void pnv_phb3_root_port_class_init(ObjectClass= *klass, void *data) =20 device_class_set_parent_realize(dc, pnv_phb3_root_port_realize, &rpc->parent_realize); - dc->user_creatable =3D false; + dc->user_creatable =3D true; =20 k->vendor_id =3D PCI_VENDOR_ID_IBM; k->device_id =3D 0x03dc; diff --git a/hw/ppc/pnv.c b/hw/ppc/pnv.c index 12a3fe4920..d9e7530cd3 100644 --- a/hw/ppc/pnv.c +++ b/hw/ppc/pnv.c @@ -1152,7 +1152,9 @@ static void pnv_chip_power8_instance_init(Object *obj) =20 object_initialize_child(obj, "homer", &chip8->homer, TYPE_PNV8_HOMER); =20 - chip8->num_phbs =3D pcc->num_phbs; + if (defaults_enabled()) { + chip8->num_phbs =3D pcc->num_phbs; + } =20 for (i =3D 0; i < chip8->num_phbs; i++) { object_initialize_child(obj, "phb[*]", &chip8->phbs[i], TYPE_PNV_P= HB); @@ -1977,6 +1979,23 @@ static ICSState *pnv_ics_get(XICSFabric *xi, int irq) return NULL; } =20 +void pnv_chip_parent_fixup(PnvChip *chip, Object *obj, int index) +{ + Object *parent =3D OBJECT(chip); + g_autofree char *default_id =3D + g_strdup_printf("%s[%d]", object_get_typename(obj), index); + + if (obj->parent =3D=3D parent) { + return; + } + + object_ref(obj); + object_unparent(obj); + object_property_add_child( + parent, DEVICE(obj)->id ? DEVICE(obj)->id : default_id, obj); + object_unref(obj); +} + PnvChip *pnv_get_chip(PnvMachineState *pnv, uint32_t chip_id) { int i; @@ -2116,6 +2135,8 @@ static void pnv_machine_power8_class_init(ObjectClass= *oc, void *data) =20 pmc->compat =3D compat; pmc->compat_size =3D sizeof(compat); + + machine_class_allow_dynamic_sysbus_dev(mc, TYPE_PNV_PHB); } =20 static void pnv_machine_power9_class_init(ObjectClass *oc, void *data) diff --git a/include/hw/ppc/pnv.h b/include/hw/ppc/pnv.h index 539454fe9d..e489bec019 100644 --- a/include/hw/ppc/pnv.h +++ b/include/hw/ppc/pnv.h @@ -190,6 +190,7 @@ DECLARE_INSTANCE_CHECKER(PnvChip, PNV_CHIP_POWER10, =20 PowerPCCPU *pnv_chip_find_cpu(PnvChip *chip, uint32_t pir); void pnv_phb_attach_root_port(PCIHostState *pci, const char *name); +void pnv_chip_parent_fixup(PnvChip *chip, Object *obj, int index); =20 #define TYPE_PNV_MACHINE MACHINE_TYPE_NAME("powernv") typedef struct PnvMachineClass PnvMachineClass; --=20 2.32.0