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Wed, 08 Jul 2020 18:46:47 -0400 Received: from mimecast-mx01.redhat.com (mimecast-mx01.redhat.com [209.132.183.4]) (Using TLS) by relay.mimecast.com with ESMTP id us-mta-309-qQ1LGX-MPRqHFrTUFUFpbg-1; Wed, 08 Jul 2020 18:46:43 -0400 Received: from smtp.corp.redhat.com (int-mx07.intmail.prod.int.phx2.redhat.com [10.5.11.22]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mimecast-mx01.redhat.com (Postfix) with ESMTPS id 1B8F7802788; Wed, 8 Jul 2020 22:46:42 +0000 (UTC) Received: from localhost.com (unknown [10.40.192.44]) by smtp.corp.redhat.com (Postfix) with ESMTPS id 6D9D910016E8; Wed, 8 Jul 2020 22:46:40 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1594248404; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=J/A3Chz1ln5q+MvD3cpUxiOAXEzEo/CWpJ5SgurclSY=; b=KiyL9vmxVGyDKjU8Gm53uZBSBlQka6k+rf7F6ygI12UGMTo2VVdxu3GtPGtDjZtf/D+zzC U4L/LC7U3xYzDu+tfEUdwzYnwibxP8znMdg/UKv1dLkIucIpOYvUKQvSGm7gogpo1/snAG i6IZLG30EkL2jHMe8cakFlwq8ckGk64= X-MC-Unique: qQ1LGX-MPRqHFrTUFUFpbg-1 From: Julia Suvorova To: qemu-devel@nongnu.org Subject: [RFC PATCH 1/5] hw/acpi/pcihp: Introduce find_host() Date: Thu, 9 Jul 2020 00:46:11 +0200 Message-Id: <20200708224615.114077-2-jusual@redhat.com> In-Reply-To: <20200708224615.114077-1-jusual@redhat.com> References: <20200708224615.114077-1-jusual@redhat.com> MIME-Version: 1.0 X-Scanned-By: MIMEDefang 2.84 on 10.5.11.22 Authentication-Results: relay.mimecast.com; auth=pass smtp.auth=CUSA124A263 smtp.mailfrom=jusual@redhat.com X-Mimecast-Spam-Score: 0 X-Mimecast-Originator: redhat.com 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=207.211.31.81; envelope-from=jusual@redhat.com; helo=us-smtp-delivery-1.mimecast.com X-detected-operating-system: by eggs.gnu.org: First seen = 2020/07/07 17:25:09 X-ACL-Warn: Detected OS = Linux 2.2.x-3.x [generic] [fuzzy] 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, DKIMWL_WL_HIGH=-1, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_FAKE_HELO_DOTCOM=1.189, RCVD_IN_DNSWL_NONE=-0.0001, RCVD_IN_MSPIKE_H3=-0.01, RCVD_IN_MSPIKE_WL=-0.01, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=no autolearn_force=no X-Spam_action: no action 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: Igor Mammedov , Julia Suvorova , "Michael S. Tsirkin" Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" X-ZohoMail-DKIM: fail (Header signature does not verify) Content-Type: text/plain; charset="utf-8" Returns the current host bus with ACPI PCI hot-plug support: q35 or i440fx. Signed-off-by: Julia Suvorova --- hw/i386/acpi-build.h | 2 ++ hw/acpi/pcihp.c | 13 +++++++++++++ hw/i386/acpi-build.c | 2 +- 3 files changed, 16 insertions(+), 1 deletion(-) diff --git a/hw/i386/acpi-build.h b/hw/i386/acpi-build.h index 74df5fc612..0696b4e48d 100644 --- a/hw/i386/acpi-build.h +++ b/hw/i386/acpi-build.h @@ -7,4 +7,6 @@ extern const struct AcpiGenericAddress x86_nvdimm_acpi_dsmi= o; =20 void acpi_setup(void); =20 +Object *acpi_get_i386_pci_host(void); + #endif diff --git a/hw/acpi/pcihp.c b/hw/acpi/pcihp.c index d42906ea19..3d4ee3af72 100644 --- a/hw/acpi/pcihp.c +++ b/hw/acpi/pcihp.c @@ -33,10 +33,12 @@ #include "hw/acpi/acpi.h" #include "exec/address-spaces.h" #include "hw/pci/pci_bus.h" +#include "hw/pci/pci_host.h" #include "migration/vmstate.h" #include "qapi/error.h" #include "qom/qom-qobject.h" #include "trace.h" +#include "hw/i386/acpi-build.h" =20 #define ACPI_PCIHP_ADDR 0xae00 #define ACPI_PCIHP_SIZE 0x0014 @@ -86,6 +88,17 @@ static void *acpi_set_bsel(PCIBus *bus, void *opaque) return bsel_alloc; } =20 +static PCIBus *find_host(void) +{ + Object *obj =3D acpi_get_i386_pci_host(); + + if (obj) { + return PCI_HOST_BRIDGE(obj)->bus; + } + + return NULL; +} + static void acpi_set_pci_info(void) { static bool bsel_is_set; diff --git a/hw/i386/acpi-build.c b/hw/i386/acpi-build.c index 900f786d08..11c598f955 100644 --- a/hw/i386/acpi-build.c +++ b/hw/i386/acpi-build.c @@ -270,7 +270,7 @@ static void acpi_get_misc_info(AcpiMiscInfo *info) * Because of the PXB hosts we cannot simply query TYPE_PCI_HOST_BRIDGE. * On i386 arch we only have two pci hosts, so we can look only for them. */ -static Object *acpi_get_i386_pci_host(void) +Object *acpi_get_i386_pci_host(void) { PCIHostState *host; =20 --=20 2.25.4 From nobody Sun May 5 17:43:47 2024 Delivered-To: importer@patchew.org Authentication-Results: mx.zohomail.com; dkim=fail; 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; dmarc=fail(p=none dis=none) header.from=redhat.com ARC-Seal: i=1; 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Wed, 8 Jul 2020 15:51:36 -0700 (PDT) Received: from localhost ([::1]:55474 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1jtIuc-0003l5-Ou for importer@patchew.org; Wed, 08 Jul 2020 18:51:34 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:54696) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1jtIq3-0002AN-4r for qemu-devel@nongnu.org; Wed, 08 Jul 2020 18:46:51 -0400 Received: from us-smtp-delivery-1.mimecast.com ([207.211.31.120]:39884 helo=us-smtp-1.mimecast.com) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_CBC_SHA1:256) (Exim 4.90_1) (envelope-from ) id 1jtIq1-0004Tz-MJ for qemu-devel@nongnu.org; Wed, 08 Jul 2020 18:46:50 -0400 Received: from mimecast-mx01.redhat.com (mimecast-mx01.redhat.com [209.132.183.4]) (Using TLS) by relay.mimecast.com with ESMTP id us-mta-241-gGXQsHSwOtG4kAQH7UmIhw-1; Wed, 08 Jul 2020 18:46:47 -0400 Received: from smtp.corp.redhat.com (int-mx07.intmail.prod.int.phx2.redhat.com [10.5.11.22]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mimecast-mx01.redhat.com (Postfix) with ESMTPS id 483FA1089; Wed, 8 Jul 2020 22:46:45 +0000 (UTC) Received: from localhost.com (unknown [10.40.192.44]) by smtp.corp.redhat.com (Postfix) with ESMTPS id B0BBA10016E8; Wed, 8 Jul 2020 22:46:43 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1594248409; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=ouWdXdrIeKkuQRCrlFCUv9l/hCha8V8+dalKpOSQXDo=; b=LPNpUIB+UcrHwIab52xwnsnpBZrv1FWKigNoaZsxnmDq87MJr4xUPh0XwF4O5fZNzISCku Ss5/dDr39kgJqDv+TfYZZ0YH+K10tROtoS0tdH9FozQjG/vwtMIskjth9iMuo8ZFmrRlxl Y3jCDqxqn7VR9OND5PkirWKJZdRRygU= X-MC-Unique: gGXQsHSwOtG4kAQH7UmIhw-1 From: Julia Suvorova To: qemu-devel@nongnu.org Subject: [RFC PATCH 2/5] hw/acpi/ich9: Trace ich9_gpe_readb()/writeb() Date: Thu, 9 Jul 2020 00:46:12 +0200 Message-Id: <20200708224615.114077-3-jusual@redhat.com> In-Reply-To: <20200708224615.114077-1-jusual@redhat.com> References: <20200708224615.114077-1-jusual@redhat.com> MIME-Version: 1.0 X-Scanned-By: MIMEDefang 2.84 on 10.5.11.22 Authentication-Results: relay.mimecast.com; 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Tsirkin" Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" X-ZohoMail-DKIM: fail (Header signature does not verify) Content-Type: text/plain; charset="utf-8" Add trace events similar to piix4_gpe_readb() to check gpe status. Signed-off-by: Julia Suvorova Reviewed-by: Igor Mammedov --- hw/acpi/ich9.c | 7 ++++++- hw/acpi/trace-events | 4 ++++ 2 files changed, 10 insertions(+), 1 deletion(-) diff --git a/hw/acpi/ich9.c b/hw/acpi/ich9.c index 2d204babc6..0fdd736da4 100644 --- a/hw/acpi/ich9.c +++ b/hw/acpi/ich9.c @@ -36,6 +36,7 @@ #include "hw/acpi/acpi.h" #include "hw/acpi/tco.h" #include "exec/address-spaces.h" +#include "trace.h" =20 #include "hw/i386/ich9.h" #include "hw/mem/pc-dimm.h" @@ -59,13 +60,17 @@ static void ich9_pm_update_sci_fn(ACPIREGS *regs) static uint64_t ich9_gpe_readb(void *opaque, hwaddr addr, unsigned width) { ICH9LPCPMRegs *pm =3D opaque; - return acpi_gpe_ioport_readb(&pm->acpi_regs, addr); + uint64_t val =3D acpi_gpe_ioport_readb(&pm->acpi_regs, addr); + + trace_ich9_gpe_readb(addr, width, val); + return val; } =20 static void ich9_gpe_writeb(void *opaque, hwaddr addr, uint64_t val, unsigned width) { ICH9LPCPMRegs *pm =3D opaque; + trace_ich9_gpe_writeb(addr, width, val); acpi_gpe_ioport_writeb(&pm->acpi_regs, addr, val); acpi_update_sci(&pm->acpi_regs, pm->irq); } diff --git a/hw/acpi/trace-events b/hw/acpi/trace-events index afbc77de1c..b9f4827afc 100644 --- a/hw/acpi/trace-events +++ b/hw/acpi/trace-events @@ -32,6 +32,10 @@ cpuhp_acpi_ejecting_cpu(uint32_t idx) "0x%"PRIx32 cpuhp_acpi_write_ost_ev(uint32_t slot, uint32_t ev) "idx[0x%"PRIx32"] OST = EVENT: 0x%"PRIx32 cpuhp_acpi_write_ost_status(uint32_t slot, uint32_t st) "idx[0x%"PRIx32"] = OST STATUS: 0x%"PRIx32 =20 +# ich9.c +ich9_gpe_readb(uint64_t addr, unsigned width, uint64_t val) "addr: 0x%" PR= Ix64 " width: %d =3D=3D> 0x%" PRIx64 +ich9_gpe_writeb(uint64_t addr, unsigned width, uint64_t val) "addr: 0x%" P= RIx64 " width: %d <=3D=3D 0x%" PRIx64 + # pcihp.c acpi_pci_eject_slot(unsigned bsel, unsigned slot) "bsel: %u slot: %u" acpi_pci_unplug(int bsel, int slot) "bsel: %d slot: %d" --=20 2.25.4 From nobody Sun May 5 17:43:47 2024 Delivered-To: importer@patchew.org Authentication-Results: mx.zohomail.com; dkim=fail; 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; 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Wed, 08 Jul 2020 18:46:49 -0400 Received: from smtp.corp.redhat.com (int-mx07.intmail.prod.int.phx2.redhat.com [10.5.11.22]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mimecast-mx01.redhat.com (Postfix) with ESMTPS id 7105D1940926; Wed, 8 Jul 2020 22:46:48 +0000 (UTC) Received: from localhost.com (unknown [10.40.192.44]) by smtp.corp.redhat.com (Postfix) with ESMTPS id A8FC410016E8; Wed, 8 Jul 2020 22:46:46 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1594248414; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=Hhu+zH8X4HUA+JMrot/iszoZ9L+zfO2C5fzjCaCqXKw=; b=XHGMwQhlUFSr3xBjvv1Pup1y73hCpJYcei6FO7kaZqRiH5y4lDq4z2zwA+88QEA9sULZyD VJUZBGBO37fYhGqWNPm9rIbdv1Z6z54eaZGjQf+rplBjT6kMR260fEMMlPKUf9sfKv+fd1 aPRVQqZKUWcIfSuiuSIkdDg+spbhSYc= X-MC-Unique: 5WgR941zMV656tZbu5xCIA-1 From: Julia Suvorova To: qemu-devel@nongnu.org Subject: [RFC PATCH 3/5] hw/i386/acpi-build: Add ACPI PCI hot-plug methods to q35 Date: Thu, 9 Jul 2020 00:46:13 +0200 Message-Id: <20200708224615.114077-4-jusual@redhat.com> In-Reply-To: <20200708224615.114077-1-jusual@redhat.com> References: <20200708224615.114077-1-jusual@redhat.com> MIME-Version: 1.0 X-Scanned-By: MIMEDefang 2.84 on 10.5.11.22 Authentication-Results: relay.mimecast.com; auth=pass smtp.auth=CUSA124A263 smtp.mailfrom=jusual@redhat.com X-Mimecast-Spam-Score: 0 X-Mimecast-Originator: redhat.com 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=207.211.31.120; envelope-from=jusual@redhat.com; helo=us-smtp-1.mimecast.com X-detected-operating-system: by eggs.gnu.org: First seen = 2020/07/07 17:25:10 X-ACL-Warn: Detected OS = Linux 2.2.x-3.x [generic] [fuzzy] X-Spam_score_int: -28 X-Spam_score: -2.9 X-Spam_bar: -- X-Spam_report: (-2.9 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_HIGH=-1, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_FAKE_HELO_DOTCOM=1.189, RCVD_IN_DNSWL_NONE=-0.0001, RCVD_IN_MSPIKE_H2=-1, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=no autolearn_force=no X-Spam_action: no action 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: Igor Mammedov , Julia Suvorova , "Michael S. Tsirkin" Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" X-ZohoMail-DKIM: fail (Header signature does not verify) Content-Type: text/plain; charset="utf-8" Implement notifications and gpe to support q35 ACPI PCI hot-plug. The addresses specified in [1] remain the same to make fewer changes. [1] docs/spec/acpi_pci_hotplug.txt Signed-off-by: Julia Suvorova --- hw/i386/acpi-build.c | 20 +++++++++++++------- 1 file changed, 13 insertions(+), 7 deletions(-) diff --git a/hw/i386/acpi-build.c b/hw/i386/acpi-build.c index 11c598f955..5c5ad88ad6 100644 --- a/hw/i386/acpi-build.c +++ b/hw/i386/acpi-build.c @@ -201,10 +201,6 @@ static void acpi_get_pm_info(MachineState *machine, Ac= piPmInfo *pm) /* w2k requires FADT(rev1) or it won't boot, keep PC compatible */ pm->fadt.rev =3D 1; pm->cpu_hp_io_base =3D PIIX4_CPU_HOTPLUG_IO_BASE; - pm->pcihp_io_base =3D - object_property_get_uint(obj, ACPI_PCIHP_IO_BASE_PROP, NULL); - pm->pcihp_io_len =3D - object_property_get_uint(obj, ACPI_PCIHP_IO_LEN_PROP, NULL); } if (lpc) { struct AcpiGenericAddress r =3D { .space_id =3D AML_AS_SYSTEM_IO, @@ -214,6 +210,10 @@ static void acpi_get_pm_info(MachineState *machine, Ac= piPmInfo *pm) pm->fadt.flags |=3D 1 << ACPI_FADT_F_RESET_REG_SUP; pm->cpu_hp_io_base =3D ICH9_CPU_HOTPLUG_IO_BASE; } + pm->pcihp_io_base =3D + object_property_get_uint(obj, ACPI_PCIHP_IO_BASE_PROP, NULL); + pm->pcihp_io_len =3D + object_property_get_uint(obj, ACPI_PCIHP_IO_LEN_PROP, NULL); =20 /* The above need not be conditional on machine type because the reset= port * happens to be the same on PIIX (pc) and ICH9 (q35). */ @@ -472,7 +472,7 @@ static void build_append_pci_bus_devices(Aml *parent_sc= ope, PCIBus *bus, QLIST_FOREACH(sec, &bus->child, sibling) { int32_t devfn =3D sec->parent_dev->devfn; =20 - if (pci_bus_is_root(sec) || pci_bus_is_express(sec)) { + if (pci_bus_is_root(sec)) { continue; } =20 @@ -1586,7 +1586,12 @@ static void build_piix4_pci_hotplug(Aml *table) aml_append(table, scope); } =20 -static Aml *build_q35_osc_method(void) +static void build_q35_pci_hotplug(Aml *table) +{ + build_piix4_pci_hotplug(table); +} + +static Aml *build_q35_osc_method(AcpiPmInfo *pm) { Aml *if_ctx; Aml *if_ctx2; @@ -1698,6 +1703,7 @@ build_dsdt(GArray *table_data, BIOSLinker *linker, build_hpet_aml(dsdt); build_q35_isa_bridge(dsdt); build_isa_devices_aml(dsdt); + build_q35_pci_hotplug(dsdt); build_q35_pci0_int(dsdt); if (pcms->smbus && !pcmc->do_not_add_smb_acpi) { build_smb0(dsdt, pcms->smbus, ICH9_SMB_DEV, ICH9_SMB_FUNC); @@ -1724,7 +1730,7 @@ build_dsdt(GArray *table_data, BIOSLinker *linker, { aml_append(scope, aml_name_decl("_HID", aml_string("ACPI0006"))); =20 - if (misc->is_piix4) { + if (misc->is_piix4 || pm->pcihp_bridge_en) { method =3D aml_method("_E01", 0, AML_NOTSERIALIZED); aml_append(method, aml_acquire(aml_name("\\_SB.PCI0.BLCK"), 0xFFFF)); --=20 2.25.4 From nobody Sun May 5 17:43:47 2024 Delivered-To: importer@patchew.org Authentication-Results: mx.zohomail.com; dkim=fail; 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; dmarc=fail(p=none dis=none) header.from=redhat.com ARC-Seal: i=1; a=rsa-sha256; t=1594249660; cv=none; d=zohomail.com; s=zohoarc; b=On5u4HQ+bD9gwtNjFo2SewA0HI4OzCHD1Ek+aQbVCnpRUAAoGc+efizDrNR7Qv8TGpy3AkVJwOyAL/RXOnGgDQH4P1Bd4eCWs0J+hw9QwHFQlCizTkWQE7IkBmDemlHT9Yo8CUcRyYuBfOttso0UeApor8Oe2KLq/dTJqLPJDGI= ARC-Message-Signature: i=1; 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Wed, 08 Jul 2020 19:07:39 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:54724) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1jtIqD-0002Yk-Qf for qemu-devel@nongnu.org; Wed, 08 Jul 2020 18:47:01 -0400 Received: from us-smtp-1.mimecast.com ([207.211.31.81]:45722 helo=us-smtp-delivery-1.mimecast.com) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_CBC_SHA1:256) (Exim 4.90_1) (envelope-from ) id 1jtIqC-0004VW-4z for qemu-devel@nongnu.org; Wed, 08 Jul 2020 18:47:01 -0400 Received: from mimecast-mx01.redhat.com (mimecast-mx01.redhat.com [209.132.183.4]) (Using TLS) by relay.mimecast.com with ESMTP id us-mta-309-NurQkbLnOHuYtB9WWsUV4Q-1; Wed, 08 Jul 2020 18:46:57 -0400 Received: from smtp.corp.redhat.com (int-mx07.intmail.prod.int.phx2.redhat.com [10.5.11.22]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mimecast-mx01.redhat.com (Postfix) with ESMTPS id 8755B107ACF4; Wed, 8 Jul 2020 22:46:56 +0000 (UTC) Received: from localhost.com (unknown [10.40.192.44]) by smtp.corp.redhat.com (Postfix) with ESMTPS id 70E731001B07; Wed, 8 Jul 2020 22:46:49 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1594248418; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=eC+y57IWUd8U7F/yMfK6DwPKjHxwPsfTVepeAIRU7xQ=; b=Guc6cQB3eFu5/7+uZQAITqh7MOc4HrWZ3i3gkY5iB25EMhKn8E/h/YiNzZ8kJK5Al2vPbB +6d8d1lWZcIVzivoe8oR/qzMiMSJntFDwUY0qyAOc+jDwIotekttJJFyMzGW0VNufhZzYt FhFy/iduKAUhQVBAGQbSCLmg9ZTYTpQ= X-MC-Unique: NurQkbLnOHuYtB9WWsUV4Q-1 From: Julia Suvorova To: qemu-devel@nongnu.org Subject: [RFC PATCH 4/5] hw/i386/acpi-build: Turn off support of PCIe native hot-plug and SHPC in _OSC Date: Thu, 9 Jul 2020 00:46:14 +0200 Message-Id: <20200708224615.114077-5-jusual@redhat.com> In-Reply-To: <20200708224615.114077-1-jusual@redhat.com> References: <20200708224615.114077-1-jusual@redhat.com> MIME-Version: 1.0 X-Scanned-By: MIMEDefang 2.84 on 10.5.11.22 Authentication-Results: relay.mimecast.com; auth=pass smtp.auth=CUSA124A263 smtp.mailfrom=jusual@redhat.com X-Mimecast-Spam-Score: 0 X-Mimecast-Originator: redhat.com 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=207.211.31.81; envelope-from=jusual@redhat.com; helo=us-smtp-delivery-1.mimecast.com X-detected-operating-system: by eggs.gnu.org: First seen = 2020/07/07 17:25:09 X-ACL-Warn: Detected OS = Linux 2.2.x-3.x [generic] [fuzzy] 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, DKIMWL_WL_HIGH=-1, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_FAKE_HELO_DOTCOM=1.189, RCVD_IN_DNSWL_NONE=-0.0001, RCVD_IN_MSPIKE_H3=-0.01, RCVD_IN_MSPIKE_WL=-0.01, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=no autolearn_force=no X-Spam_action: no action 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: Igor Mammedov , Julia Suvorova , "Michael S. Tsirkin" Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" X-ZohoMail-DKIM: fail (Header signature does not verify) Content-Type: text/plain; charset="utf-8" Other methods may be used if the system is capable of this and the _OSC bit is set. Disable them explicitly to force ACPI PCI hot-plug use. The older versions will still use PCIe native. Signed-off-by: Julia Suvorova --- hw/i386/acpi-build.c | 12 ++++++++---- 1 file changed, 8 insertions(+), 4 deletions(-) diff --git a/hw/i386/acpi-build.c b/hw/i386/acpi-build.c index 5c5ad88ad6..0e2891c3ea 100644 --- a/hw/i386/acpi-build.c +++ b/hw/i386/acpi-build.c @@ -1599,6 +1599,7 @@ static Aml *build_q35_osc_method(AcpiPmInfo *pm) Aml *method; Aml *a_cwd1 =3D aml_name("CDW1"); Aml *a_ctrl =3D aml_local(0); + unsigned osc_ctrl; =20 method =3D aml_method("_OSC", 4, AML_NOTSERIALIZED); aml_append(method, aml_create_dword_field(aml_arg(3), aml_int(0), "CDW= 1")); @@ -1612,9 +1613,12 @@ static Aml *build_q35_osc_method(AcpiPmInfo *pm) =20 /* * Always allow native PME, AER (no dependencies) - * Allow SHPC (PCI bridges can have SHPC controller) + * Need to disable native and SHPC hot-plug to use acpihp + * + * PCI Firmware Specification, Revision 3.2 */ - aml_append(if_ctx, aml_and(a_ctrl, aml_int(0x1F), a_ctrl)); + osc_ctrl =3D pm->pcihp_bridge_en ? 0x1C : 0x1F; + aml_append(if_ctx, aml_and(a_ctrl, aml_int(osc_ctrl), a_ctrl)); =20 if_ctx2 =3D aml_if(aml_lnot(aml_equal(aml_arg(1), aml_int(1)))); /* Unknown revision */ @@ -1696,7 +1700,7 @@ build_dsdt(GArray *table_data, BIOSLinker *linker, aml_append(dev, aml_name_decl("_CID", aml_eisaid("PNP0A03"))); aml_append(dev, aml_name_decl("_ADR", aml_int(0))); aml_append(dev, aml_name_decl("_UID", aml_int(1))); - aml_append(dev, build_q35_osc_method()); + aml_append(dev, build_q35_osc_method(pm)); aml_append(sb_scope, dev); aml_append(dsdt, sb_scope); =20 @@ -1771,7 +1775,7 @@ build_dsdt(GArray *table_data, BIOSLinker *linker, if (pci_bus_is_express(bus)) { aml_append(dev, aml_name_decl("_HID", aml_eisaid("PNP0A08"= ))); aml_append(dev, aml_name_decl("_CID", aml_eisaid("PNP0A03"= ))); - aml_append(dev, build_q35_osc_method()); + aml_append(dev, build_q35_osc_method(pm)); } else { aml_append(dev, aml_name_decl("_HID", aml_eisaid("PNP0A03"= ))); } --=20 2.25.4 From nobody Sun May 5 17:43:47 2024 Delivered-To: importer@patchew.org Authentication-Results: mx.zohomail.com; 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bh=bTs2PQg3n31w4kZfZYIoyRmG7Onizqs22tN1ExcN0QY=; b=dyISDYeXud6zBNgmjk7Sxv616LNmhhCpxiWs+9C1r/7zcodjuA6sS8ArzI5VxvRu1xuCVK CvRdDnGjxwOpKF/Nlk+XccfvAig3dFY41rRBTS1Qngk7R72Lw9RMdESrm+tSRaWu7x0hGV weQGF+UNkFCzyuQODeFuIU8vHvdKbiU= X-MC-Unique: kDiYoGJfNuqfqXY1awePRQ-1 From: Julia Suvorova To: qemu-devel@nongnu.org Subject: [RFC PATCH 5/5] hw/acpi/ich9: Enable ACPI PCI hot-plug Date: Thu, 9 Jul 2020 00:46:15 +0200 Message-Id: <20200708224615.114077-6-jusual@redhat.com> In-Reply-To: <20200708224615.114077-1-jusual@redhat.com> References: <20200708224615.114077-1-jusual@redhat.com> MIME-Version: 1.0 X-Scanned-By: MIMEDefang 2.84 on 10.5.11.22 Authentication-Results: relay.mimecast.com; auth=pass smtp.auth=CUSA124A263 smtp.mailfrom=jusual@redhat.com X-Mimecast-Spam-Score: 0 X-Mimecast-Originator: redhat.com 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=205.139.110.120; envelope-from=jusual@redhat.com; helo=us-smtp-1.mimecast.com X-detected-operating-system: by eggs.gnu.org: First seen = 2020/07/07 17:25:11 X-ACL-Warn: Detected OS = Linux 2.2.x-3.x [generic] [fuzzy] X-Spam_score_int: -28 X-Spam_score: -2.9 X-Spam_bar: -- X-Spam_report: (-2.9 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_HIGH=-1, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_FAKE_HELO_DOTCOM=1.189, RCVD_IN_DNSWL_NONE=-0.0001, RCVD_IN_MSPIKE_H2=-1, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=no autolearn_force=no X-Spam_action: no action 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: Igor Mammedov , Julia Suvorova , "Michael S. Tsirkin" Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" X-ZohoMail-DKIM: fail (Header signature does not verify) Content-Type: text/plain; charset="utf-8" Add acpi_pcihp to ich9_pm and use ACPI PCI hot-plug by default. Signed-off-by: Julia Suvorova --- include/hw/acpi/ich9.h | 3 +++ hw/acpi/ich9.c | 45 ++++++++++++++++++++++++++++++++++++++++++ hw/acpi/pcihp.c | 3 ++- hw/i386/pc.c | 4 +++- 4 files changed, 53 insertions(+), 2 deletions(-) diff --git a/include/hw/acpi/ich9.h b/include/hw/acpi/ich9.h index 28a53181cb..d345da6b74 100644 --- a/include/hw/acpi/ich9.h +++ b/include/hw/acpi/ich9.h @@ -24,6 +24,7 @@ #include "hw/acpi/acpi.h" #include "hw/acpi/cpu_hotplug.h" #include "hw/acpi/cpu.h" +#include "hw/acpi/pcihp.h" #include "hw/acpi/memory_hotplug.h" #include "hw/acpi/acpi_dev_interface.h" #include "hw/acpi/tco.h" @@ -53,6 +54,8 @@ typedef struct ICH9LPCPMRegs { AcpiCpuHotplug gpe_cpu; CPUHotplugState cpuhp_state; =20 + bool use_acpi_pci_hotplug; + AcpiPciHpState acpi_pci_hotplug; MemHotplugState acpi_memory_hotplug; =20 uint8_t disable_s3; diff --git a/hw/acpi/ich9.c b/hw/acpi/ich9.c index 0fdd736da4..e0291373f2 100644 --- a/hw/acpi/ich9.c +++ b/hw/acpi/ich9.c @@ -265,6 +265,7 @@ static void pm_reset(void *opaque) } pm->smi_en_wmask =3D ~0; =20 + acpi_pcihp_reset(&pm->acpi_pci_hotplug); acpi_update_sci(&pm->acpi_regs, pm->irq); } =20 @@ -303,6 +304,17 @@ void ich9_pm_init(PCIDevice *lpc_pci, ICH9LPCPMRegs *p= m, pm->enable_tco =3D true; acpi_pm_tco_init(&pm->tco_regs, &pm->io); =20 + if (pm->use_acpi_pci_hotplug) { + acpi_pcihp_init(OBJECT(lpc_pci), + &pm->acpi_pci_hotplug, + pci_get_bus(lpc_pci), + pci_address_space_io(lpc_pci), + true); + qbus_set_hotplug_handler(BUS(pci_get_bus(lpc_pci)), + OBJECT(lpc_pci), + &error_abort); + } + pm->irq =3D sci_irq; qemu_register_reset(pm_reset, pm); pm->powerdown_notifier.notify =3D pm_powerdown_req; @@ -374,6 +386,20 @@ static void ich9_pm_set_enable_tco(Object *obj, bool v= alue, Error **errp) s->pm.enable_tco =3D value; } =20 +static bool ich9_pm_get_acpi_pci_hotplug(Object *obj, Error **errp) +{ + ICH9LPCState *s =3D ICH9_LPC_DEVICE(obj); + + return s->pm.use_acpi_pci_hotplug; +} + +static void ich9_pm_set_acpi_pci_hotplug(Object *obj, bool value, + Error **errp) +{ + ICH9LPCState *s =3D ICH9_LPC_DEVICE(obj); + + s->pm.use_acpi_pci_hotplug =3D value; +} void ich9_pm_add_properties(Object *obj, ICH9LPCPMRegs *pm) { static const uint32_t gpe0_len =3D ICH9_PMIO_GPE0_LEN; @@ -382,6 +408,7 @@ void ich9_pm_add_properties(Object *obj, ICH9LPCPMRegs = *pm) pm->disable_s3 =3D 0; pm->disable_s4 =3D 0; pm->s4_val =3D 2; + pm->use_acpi_pci_hotplug =3D true; =20 object_property_add_uint32_ptr(obj, ACPI_PM_PROP_PM_IO_BASE, &pm->pm_io_base, OBJ_PROP_FLAG_READ); @@ -405,6 +432,9 @@ void ich9_pm_add_properties(Object *obj, ICH9LPCPMRegs = *pm) object_property_add_bool(obj, ACPI_PM_PROP_TCO_ENABLED, ich9_pm_get_enable_tco, ich9_pm_set_enable_tco); + object_property_add_bool(obj, "acpi-pci-hotplug-with-bridge-support", + ich9_pm_get_acpi_pci_hotplug, + ich9_pm_set_acpi_pci_hotplug); } =20 void ich9_pm_device_pre_plug_cb(HotplugHandler *hotplug_dev, DeviceState *= dev, @@ -412,6 +442,11 @@ void ich9_pm_device_pre_plug_cb(HotplugHandler *hotplu= g_dev, DeviceState *dev, { ICH9LPCState *lpc =3D ICH9_LPC_DEVICE(hotplug_dev); =20 + if (object_dynamic_cast(OBJECT(dev), TYPE_PCI_DEVICE)) { + acpi_pcihp_device_pre_plug_cb(hotplug_dev, dev, errp); + return; + } + if (object_dynamic_cast(OBJECT(dev), TYPE_PC_DIMM) && !lpc->pm.acpi_memory_hotplug.is_enabled) error_setg(errp, @@ -437,6 +472,9 @@ void ich9_pm_device_plug_cb(HotplugHandler *hotplug_dev= , DeviceState *dev, } else { acpi_cpu_plug_cb(hotplug_dev, &lpc->pm.cpuhp_state, dev, errp); } + } else if (object_dynamic_cast(OBJECT(dev), TYPE_PCI_DEVICE)) { + acpi_pcihp_device_plug_cb(hotplug_dev, &lpc->pm.acpi_pci_hotplug, + dev, errp); } else { error_setg(errp, "acpi: device plug request for not supported devi= ce" " type: %s", object_get_typename(OBJECT(dev))); @@ -457,6 +495,10 @@ void ich9_pm_device_unplug_request_cb(HotplugHandler *= hotplug_dev, !lpc->pm.cpu_hotplug_legacy) { acpi_cpu_unplug_request_cb(hotplug_dev, &lpc->pm.cpuhp_state, dev, errp); + } else if (object_dynamic_cast(OBJECT(dev), TYPE_PCI_DEVICE)) { + acpi_pcihp_device_unplug_request_cb(hotplug_dev, + &lpc->pm.acpi_pci_hotplug, + dev, errp); } else { error_setg(errp, "acpi: device unplug request for not supported de= vice" " type: %s", object_get_typename(OBJECT(dev))); @@ -474,6 +516,9 @@ void ich9_pm_device_unplug_cb(HotplugHandler *hotplug_d= ev, DeviceState *dev, } else if (object_dynamic_cast(OBJECT(dev), TYPE_CPU) && !lpc->pm.cpu_hotplug_legacy) { acpi_cpu_unplug_cb(&lpc->pm.cpuhp_state, dev, errp); + } else if (object_dynamic_cast(OBJECT(dev), TYPE_PCI_DEVICE)) { + acpi_pcihp_device_unplug_cb(hotplug_dev, &lpc->pm.acpi_pci_hotplug, + dev, errp); } else { error_setg(errp, "acpi: device unplug for not supported device" " type: %s", object_get_typename(OBJECT(dev))); diff --git a/hw/acpi/pcihp.c b/hw/acpi/pcihp.c index 3d4ee3af72..d905d1b8f2 100644 --- a/hw/acpi/pcihp.c +++ b/hw/acpi/pcihp.c @@ -110,7 +110,8 @@ static void acpi_set_pci_info(void) } bsel_is_set =3D true; =20 - bus =3D find_i440fx(); /* TODO: Q35 support */ + bus =3D find_host(); + if (bus) { /* Scan all PCI buses. Set property to enable acpi based hotplug. = */ pci_for_each_bus_depth_first(bus, acpi_set_bsel, NULL, &bsel_alloc= ); diff --git a/hw/i386/pc.c b/hw/i386/pc.c index 143ac1c354..21c6eb779e 100644 --- a/hw/i386/pc.c +++ b/hw/i386/pc.c @@ -96,7 +96,9 @@ #include "fw_cfg.h" #include "trace.h" =20 -GlobalProperty pc_compat_5_0[] =3D {}; +GlobalProperty pc_compat_5_0[] =3D { + { "ICH9-LPC", "acpi-pci-hotplug-with-bridge-support", "off" }, +}; const size_t pc_compat_5_0_len =3D G_N_ELEMENTS(pc_compat_5_0); =20 GlobalProperty pc_compat_4_2[] =3D { --=20 2.25.4