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[209.51.188.17]) by mx.google.com with ESMTPS id d205si991501ybh.435.2020.06.05.07.45.56 for (version=TLS1_2 cipher=ECDHE-ECDSA-CHACHA20-POLY1305 bits=256/256); Fri, 05 Jun 2020 07:45:56 -0700 (PDT) Received-SPF: pass (google.com: domain of qemu-arm-bounces+alex.bennee=linaro.org@nongnu.org designates 209.51.188.17 as permitted sender) client-ip=209.51.188.17; Authentication-Results: mx.google.com; dkim=fail header.i=@redhat.com header.s=mimecast20190719 header.b=UwfqoeeN; spf=pass (google.com: domain of qemu-arm-bounces+alex.bennee=linaro.org@nongnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom="qemu-arm-bounces+alex.bennee=linaro.org@nongnu.org"; dmarc=fail (p=NONE sp=NONE dis=NONE) header.from=redhat.com Received: from localhost ([::1]:48994 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1jhDbX-0005dq-NG for alex.bennee@linaro.org; Fri, 05 Jun 2020 10:45:55 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:49572) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1jhDbI-0005as-QG for qemu-arm@nongnu.org; Fri, 05 Jun 2020 10:45:42 -0400 Received: from us-smtp-delivery-1.mimecast.com ([207.211.31.120]:22657 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 1jhDbG-0004oY-Ji for qemu-arm@nongnu.org; Fri, 05 Jun 2020 10:45:40 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1591368337; 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=P/A3bdeYECLA7EBrRatwpB1cRern/h6cMD2fjxdYBW0=; b=UwfqoeeNIrvlCh0HgJfh4yvXWIZNZL/7dF1vxJ7jI3RU7gSoETEBMoRQKnYeV7ACL2SfZj YSfI/8a8zbNdBZvt36XDzi09s1fYHz2EhZAPhSRC4DjDOoPt0RTB2t+OMTQYRvbkdOTG8G p8ddfh6fz3aik8SuNeYvFrjoB0PDaKQ= 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-155-gFMCwqKnMOuefTsfJpt_QQ-1; Fri, 05 Jun 2020 10:45:34 -0400 X-MC-Unique: gFMCwqKnMOuefTsfJpt_QQ-1 Received: from smtp.corp.redhat.com (int-mx01.intmail.prod.int.phx2.redhat.com [10.5.11.11]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mimecast-mx01.redhat.com (Postfix) with ESMTPS id C2364108BD11; Fri, 5 Jun 2020 14:45:32 +0000 (UTC) Received: from localhost (unknown [10.40.208.51]) by smtp.corp.redhat.com (Postfix) with ESMTP id 5F7117B5F3; Fri, 5 Jun 2020 14:45:19 +0000 (UTC) Date: Fri, 5 Jun 2020 16:45:17 +0200 From: Igor Mammedov To: Eric Auger Subject: Re: [PATCH v3 4/4] arm/acpi: Add the TPM2.0 device under the DSDT Message-ID: <20200605164517.25e6521c@redhat.com> In-Reply-To: <20200601095737.32671-5-eric.auger@redhat.com> References: <20200601095737.32671-1-eric.auger@redhat.com> <20200601095737.32671-5-eric.auger@redhat.com> MIME-Version: 1.0 X-Scanned-By: MIMEDefang 2.79 on 10.5.11.11 X-Mimecast-Spam-Score: 0 X-Mimecast-Originator: redhat.com Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Received-SPF: pass client-ip=207.211.31.120; envelope-from=imammedo@redhat.com; helo=us-smtp-1.mimecast.com X-detected-operating-system: by eggs.gnu.org: First seen = 2020/06/05 03:07:04 X-ACL-Warn: Detected OS = Linux 2.2.x-3.x [generic] [fuzzy] X-Spam_score_int: -20 X-Spam_score: -2.1 X-Spam_bar: -- X-Spam_report: (-2.1 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_HIGH=0.001, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_NONE=-0.0001, RCVD_IN_MSPIKE_H3=0.001, RCVD_IN_MSPIKE_WL=0.001, SPF_PASS=-0.001 autolearn=_AUTOLEARN X-Spam_action: no action X-BeenThere: qemu-arm@nongnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: peter.maydell@linaro.org, drjones@redhat.com, philmd@redhat.com, qemu-devel@nongnu.org, qemu-arm@nongnu.org, marcandre.lureau@redhat.com, eric.auger.pro@gmail.com, lersek@redhat.com, ardb@kernel.org, stefanb@linux.ibm.com Errors-To: qemu-arm-bounces+alex.bennee=linaro.org@nongnu.org Sender: "Qemu-arm" X-TUID: aQteBAwhgMsx On Mon, 1 Jun 2020 11:57:37 +0200 Eric Auger wrote: > In case it is dynamically instantiated, add the TPM 2.0 device object > under the DSDT table in the ACPI namespace. Its HID is MSFT0101 > while its current resource settings (CRS) property is initialized > with the guest physical address and MMIO size of the device. > > Signed-off-by: Eric Auger > Reviewed-by: Stefan Berger > > --- > > v2 -> v3: > - use SYS_BUS_DEVICE() instead of > (SysBusDevice *)object_dynamic_cast(OBJECT()) > > v1 -> v2: > - use memory_region_size > - fix mingw compilation issue by casting to uint32_t > - added Stefan's R-b > --- > hw/arm/virt-acpi-build.c | 32 ++++++++++++++++++++++++++++++++ > 1 file changed, 32 insertions(+) > > diff --git a/hw/arm/virt-acpi-build.c b/hw/arm/virt-acpi-build.c > index 6d152ab481..05a3028500 100644 > --- a/hw/arm/virt-acpi-build.c > +++ b/hw/arm/virt-acpi-build.c > @@ -46,6 +46,7 @@ > #include "hw/pci/pci.h" > #include "hw/arm/virt.h" > #include "hw/mem/nvdimm.h" > +#include "hw/platform-bus.h" > #include "sysemu/numa.h" > #include "sysemu/reset.h" > #include "sysemu/tpm.h" > @@ -364,6 +365,36 @@ static void acpi_dsdt_add_power_button(Aml *scope) > aml_append(scope, dev); > } > > +static void acpi_dsdt_add_tpm(Aml *scope, VirtMachineState *vms) > +{ > + hwaddr pbus_base = vms->memmap[VIRT_PLATFORM_BUS].base; > + PlatformBusDevice *pbus = PLATFORM_BUS_DEVICE(vms->platform_bus_dev); > + MemoryRegion *sbdev_mr; > + SysBusDevice *sbdev; > + hwaddr tpm_base; > + > + sbdev = SYS_BUS_DEVICE(tpm_find()); > + > + tpm_base = platform_bus_get_mmio_addr(pbus, sbdev, 0); > + assert(tpm_base != -1); > + > + tpm_base += pbus_base; > + > + sbdev_mr = sysbus_mmio_get_region(sbdev, 0); > + > + Aml *dev = aml_device("TPM0"); > + aml_append(dev, aml_name_decl("_HID", aml_string("MSFT0101"))); > + aml_append(dev, aml_name_decl("_UID", aml_int(0))); > + > + Aml *crs = aml_resource_template(); > + aml_append(crs, > + aml_memory32_fixed(tpm_base, > + (uint32_t)memory_region_size(sbdev_mr), > + AML_READ_WRITE)); > + aml_append(dev, aml_name_decl("_CRS", crs)); > + aml_append(scope, dev); > +} > + > static void > build_iort(GArray *table_data, BIOSLinker *linker, VirtMachineState *vms) > { > @@ -758,6 +789,7 @@ build_dsdt(GArray *table_data, BIOSLinker *linker, VirtMachineState *vms) > } > > acpi_dsdt_add_power_button(scope); > + acpi_dsdt_add_tpm(scope, vms); shouldn't be this guarded by check if TPM device is present? perhaps pass found here tpm to acpi_dsdt_add_tpm() as an argument > > aml_append(dsdt, scope); >