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bh=VERTq+IsZfUBZ1kLIVVRf9I2woH7XdWBm6F0mgr2JT8=; b=cKcru+a3zO5JXkq6LHHoWoo1wvzABzntOIcqtI4JD7LyV22WkHbJhxH8kPcm6D2r6ETop6 n2w1D3AXkmGZJd3oWjbcDMCSJGFbTwmtmUEoKDyvCFdrBf/6W+rKMLYF2KFJtfbySACd1Y YE2D6d8xZfKlBikZzEMMSj+aG66aUp8= X-MC-Unique: rjaRC-tPO-GqehX_W65D7Q-1 From: Eric Auger To: eric.auger.pro@gmail.com, eric.auger@redhat.com, stefanb@linux.ibm.com, peter.maydell@linaro.org, qemu-devel@nongnu.org, qemu-arm@nongnu.org, imammedo@redhat.com, shannon.zhaosl@gmail.com, mst@redhat.com Subject: [PATCH v2 2/3] arm/acpi: TPM2 ACPI table support Date: Tue, 5 May 2020 16:44:18 +0200 Message-Id: <20200505144419.29174-3-eric.auger@redhat.com> In-Reply-To: <20200505144419.29174-1-eric.auger@redhat.com> References: <20200505144419.29174-1-eric.auger@redhat.com> MIME-Version: 1.0 X-Scanned-By: MIMEDefang 2.79 on 10.5.11.13 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=eric.auger@redhat.com; helo=us-smtp-1.mimecast.com X-detected-operating-system: by eggs.gnu.org: First seen = 2020/05/05 00:37:38 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_H2=-0.001, SPF_PASS=-0.001 autolearn=_AUTOLEARN 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: marcandre.lureau@redhat.com, drjones@redhat.com, gshan@redhat.com, lersek@redhat.com, ardb@kernel.org 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 a TPM2 ACPI table if a TPM2.0 sysbus device has been dynamically instantiated. Signed-off-by: Eric Auger Reviewed-by: Stefan Berger --- v1 -> v2: - reuse generic build_tpm2() and alloc log area externally - call tpm_find() once in build_tpm2() --- include/sysemu/tpm.h | 2 ++ hw/acpi/aml-build.c | 5 +++-- hw/arm/virt-acpi-build.c | 11 +++++++++++ 3 files changed, 16 insertions(+), 2 deletions(-) diff --git a/include/sysemu/tpm.h b/include/sysemu/tpm.h index f37851b1aa..03fb25941c 100644 --- a/include/sysemu/tpm.h +++ b/include/sysemu/tpm.h @@ -50,6 +50,8 @@ typedef struct TPMIfClass { =20 #define TPM_IS_TIS_ISA(chr) \ object_dynamic_cast(OBJECT(chr), TYPE_TPM_TIS_ISA) +#define TPM_IS_TIS_SYSBUS(chr) \ + object_dynamic_cast(OBJECT(chr), TYPE_TPM_TIS_SYSBUS) #define TPM_IS_CRB(chr) \ object_dynamic_cast(OBJECT(chr), TYPE_TPM_CRB) #define TPM_IS_SPAPR(chr) \ diff --git a/hw/acpi/aml-build.c b/hw/acpi/aml-build.c index 1f7fd09112..4224675cb2 100644 --- a/hw/acpi/aml-build.c +++ b/hw/acpi/aml-build.c @@ -1882,12 +1882,13 @@ void build_tpm2(GArray *table_data, BIOSLinker *lin= ker, GArray *tcpalog) unsigned log_addr_size =3D sizeof(tpm2_ptr->log_area_start_address); unsigned log_addr_offset =3D (char *)&tpm2_ptr->log_area_start_address - table_data->data; + TPMIf *tpmif =3D tpm_find(); =20 tpm2_ptr->platform_class =3D cpu_to_le16(TPM2_ACPI_CLASS_CLIENT); - if (TPM_IS_TIS_ISA(tpm_find())) { + if (TPM_IS_TIS_ISA(tpmif) || TPM_IS_TIS_SYSBUS(tpmif)) { tpm2_ptr->control_area_address =3D cpu_to_le64(0); tpm2_ptr->start_method =3D cpu_to_le32(TPM2_START_METHOD_MMIO); - } else if (TPM_IS_CRB(tpm_find())) { + } else if (TPM_IS_CRB(tpmif)) { tpm2_ptr->control_area_address =3D cpu_to_le64(TPM_CRB_ADDR_CTRL); tpm2_ptr->start_method =3D cpu_to_le32(TPM2_START_METHOD_CRB); } else { diff --git a/hw/arm/virt-acpi-build.c b/hw/arm/virt-acpi-build.c index 81d41a3990..1a2ec10c8f 100644 --- a/hw/arm/virt-acpi-build.c +++ b/hw/arm/virt-acpi-build.c @@ -41,11 +41,13 @@ #include "hw/acpi/pci.h" #include "hw/acpi/memory_hotplug.h" #include "hw/acpi/generic_event_device.h" +#include "hw/acpi/tpm.h" #include "hw/pci/pcie_host.h" #include "hw/pci/pci.h" #include "hw/arm/virt.h" #include "sysemu/numa.h" #include "sysemu/reset.h" +#include "sysemu/tpm.h" #include "kvm_arm.h" #include "migration/vmstate.h" =20 @@ -831,6 +833,15 @@ void virt_acpi_build(VirtMachineState *vms, AcpiBuildT= ables *tables) build_iort(tables_blob, tables->linker, vms); } =20 + if (tpm_get_version(tpm_find()) =3D=3D TPM_VERSION_2_0) { + acpi_data_push(tables->tcpalog, TPM_LOG_AREA_MINIMUM_SIZE); + bios_linker_loader_alloc(tables->linker, ACPI_BUILD_TPMLOG_FILE, + tables->tcpalog, 1, false); + + acpi_add_table(table_offsets, tables_blob); + build_tpm2(tables_blob, tables->linker, tables->tcpalog); + } + /* XSDT is pointed to by RSDP */ xsdt =3D tables_blob->len; build_xsdt(tables_blob, tables->linker, table_offsets, NULL, NULL); --=20 2.20.1