From nobody Tue Feb 10 01:31:49 2026 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 Return-Path: Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) by mx.zohomail.com with SMTPS id 162576202507290.0768409303854; Thu, 8 Jul 2021 09:33:45 -0700 (PDT) Received: from localhost ([::1]:34644 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1m1Wy7-0001FP-Q5 for importer@patchew.org; Thu, 08 Jul 2021 12:33:43 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:60094) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1m1WFO-0003K2-MM for qemu-devel@nongnu.org; Thu, 08 Jul 2021 11:47:30 -0400 Received: from us-smtp-delivery-124.mimecast.com ([216.205.24.124]:31955) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1m1WFM-0000ed-L3 for qemu-devel@nongnu.org; Thu, 08 Jul 2021 11:47:30 -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-399-5KZmCFdBO7Sxx3iH8CakRA-1; Thu, 08 Jul 2021 11:47:23 -0400 Received: from smtp.corp.redhat.com (int-mx08.intmail.prod.int.phx2.redhat.com [10.5.11.23]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mimecast-mx01.redhat.com (Postfix) with ESMTPS id C72B0100C609; Thu, 8 Jul 2021 15:47:21 +0000 (UTC) Received: from dell-r430-03.lab.eng.brq.redhat.com (dell-r430-03.lab.eng.brq.redhat.com [10.37.153.18]) by smtp.corp.redhat.com (Postfix) with ESMTP id 8475619C66; Thu, 8 Jul 2021 15:47:20 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1625759248; 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=ZyQfJyBdKlYphhBkfKDAIJqgjuwQPZEYrqen6kUDz24=; b=ZIGhR0om0lF2/GpNRA9yw2CzvzNRVQUgyFFH/GG0WUlGcUMMSV8OGKPL6bUo1p7fNDnGxy ihJZ+mbRAnQYisZKVawtRdZvI5yESqDJUEobLRPRRadmIFEDldFT75zRZPVlOPBDWjlqcc oWGorSDmI8wCwHnnQPWMUQf7G7FVv+o= X-MC-Unique: 5KZmCFdBO7Sxx3iH8CakRA-1 From: Igor Mammedov To: qemu-devel@nongnu.org Subject: [PATCH v2 31/35] acpi: arm/virt: build_spcr: use acpi_init_table()/acpi_table_composed() instead of build_header() Date: Thu, 8 Jul 2021 11:46:13 -0400 Message-Id: <20210708154617.1538485-32-imammedo@redhat.com> In-Reply-To: <20210708154617.1538485-1-imammedo@redhat.com> References: <20210708154617.1538485-1-imammedo@redhat.com> MIME-Version: 1.0 X-Scanned-By: MIMEDefang 2.84 on 10.5.11.23 Authentication-Results: relay.mimecast.com; auth=pass smtp.auth=CUSA124A263 smtp.mailfrom=imammedo@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=216.205.24.124; envelope-from=imammedo@redhat.com; helo=us-smtp-delivery-124.mimecast.com X-Spam_score_int: -31 X-Spam_score: -3.2 X-Spam_bar: --- X-Spam_report: (-3.2 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_HIGH=-0.45, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_LOW=-0.7, RCVD_IN_MSPIKE_H4=0.001, RCVD_IN_MSPIKE_WL=0.001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=ham 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: peter.maydell@linaro.org, drjones@redhat.com, shannon.zhaosl@gmail.com, qemu-arm@nongnu.org, mst@redhat.com Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" X-ZohoMail-DKIM: fail (Header signature does not verify) X-ZM-MESSAGEID: 1625762026153100001 Content-Type: text/plain; charset="utf-8" it replaces error-prone pointer arithmetic for build_header() API, with 2 calls to start and finish table creation, which hides offsets magic from API user. while at it, replace packed structure with endian agnostic build_append_FOO() API. Signed-off-by: Igor Mammedov Reviewed-by: Eric Auger --- CC: drjones@redhat.com CC: peter.maydell@linaro.org CC: shannon.zhaosl@gmail.com CC: qemu-arm@nongnu.org --- include/hw/acpi/acpi-defs.h | 32 ----------------- hw/arm/virt-acpi-build.c | 68 ++++++++++++++++++++++--------------- 2 files changed, 41 insertions(+), 59 deletions(-) diff --git a/include/hw/acpi/acpi-defs.h b/include/hw/acpi/acpi-defs.h index 6f2f08a9de..012c4ffb3a 100644 --- a/include/hw/acpi/acpi-defs.h +++ b/include/hw/acpi/acpi-defs.h @@ -117,38 +117,6 @@ typedef struct AcpiFadtData { #define ACPI_FADT_ARM_PSCI_COMPLIANT (1 << 0) #define ACPI_FADT_ARM_PSCI_USE_HVC (1 << 1) =20 -/* - * Serial Port Console Redirection Table (SPCR), Rev. 1.02 - * - * For .interface_type see Debug Port Table 2 (DBG2) serial port - * subtypes in Table 3, Rev. May 22, 2012 - */ -struct AcpiSerialPortConsoleRedirection { - ACPI_TABLE_HEADER_DEF - uint8_t interface_type; - uint8_t reserved1[3]; - struct AcpiGenericAddress base_address; - uint8_t interrupt_types; - uint8_t irq; - uint32_t gsi; - uint8_t baud; - uint8_t parity; - uint8_t stopbits; - uint8_t flowctrl; - uint8_t term_type; - uint8_t reserved2; - uint16_t pci_device_id; - uint16_t pci_vendor_id; - uint8_t pci_bus; - uint8_t pci_slot; - uint8_t pci_func; - uint32_t pci_flags; - uint8_t pci_seg; - uint32_t reserved3; -} QEMU_PACKED; -typedef struct AcpiSerialPortConsoleRedirection - AcpiSerialPortConsoleRedirection; - /* * ACPI 1.0 Firmware ACPI Control Structure (FACS) */ diff --git a/hw/arm/virt-acpi-build.c b/hw/arm/virt-acpi-build.c index a07540affb..e8553dcae5 100644 --- a/hw/arm/virt-acpi-build.c +++ b/hw/arm/virt-acpi-build.c @@ -349,39 +349,53 @@ build_iort(GArray *table_data, BIOSLinker *linker, Vi= rtMachineState *vms) acpi_table_composed(linker, &table); } =20 +/* + * Serial Port Console Redirection Table (SPCR) + * Rev: 1.07 + */ static void build_spcr(GArray *table_data, BIOSLinker *linker, VirtMachineState *vms) { - AcpiSerialPortConsoleRedirection *spcr; - const MemMapEntry *uart_memmap =3D &vms->memmap[VIRT_UART]; - int irq =3D vms->irqmap[VIRT_UART] + ARM_SPI_BASE; - int spcr_start =3D table_data->len; - - spcr =3D acpi_data_push(table_data, sizeof(*spcr)); - - spcr->interface_type =3D 0x3; /* ARM PL011 UART */ - - spcr->base_address.space_id =3D AML_AS_SYSTEM_MEMORY; - spcr->base_address.bit_width =3D 8; - spcr->base_address.bit_offset =3D 0; - spcr->base_address.access_width =3D 1; - spcr->base_address.address =3D cpu_to_le64(uart_memmap->base); - - spcr->interrupt_types =3D (1 << 3); /* Bit[3] ARMH GIC interrupt */ - spcr->gsi =3D cpu_to_le32(irq); /* Global System Interrupt */ + AcpiTable table =3D { .sig =3D "SPCR", .rev =3D 2, .oem_id =3D vms->oe= m_id, + .oem_table_id =3D vms->oem_table_id }; =20 - spcr->baud =3D 3; /* Baud Rate: 3 =3D 9600 */ - spcr->parity =3D 0; /* No Parity */ - spcr->stopbits =3D 1; /* 1 Stop bit */ - spcr->flowctrl =3D (1 << 1); /* Bit[1] =3D RTS/CTS hardware flow c= ontrol */ - spcr->term_type =3D 0; /* Terminal Type: 0 =3D VT100 */ + acpi_init_table(&table, table_data); =20 - spcr->pci_device_id =3D 0xffff; /* PCI Device ID: not a PCI device */ - spcr->pci_vendor_id =3D 0xffff; /* PCI Vendor ID: not a PCI device */ + /* Interface Type */ + build_append_int_noprefix(table_data, 3, 1); /* ARM PL011 UART */ + build_append_int_noprefix(table_data, 0, 3); /* Reserved */ + /* Base Address */ + build_append_gas(table_data, AML_AS_SYSTEM_MEMORY, 8, 0, 1, + vms->memmap[VIRT_UART].base); + /* Interrupt Type */ + build_append_int_noprefix(table_data, + (1 << 3) /* Bit[3] ARMH GIC interrupt */, 1); + build_append_int_noprefix(table_data, 0, 1); /* IRQ */ + /* Global System Interrupt */ + build_append_int_noprefix(table_data, + vms->irqmap[VIRT_UART] + ARM_SPI_BASE, 4); + build_append_int_noprefix(table_data, 3 /* 9600 */, 1); /* Baud Rate */ + build_append_int_noprefix(table_data, 0 /* No Parity */, 1); /* Parity= */ + /* Stop Bits */ + build_append_int_noprefix(table_data, 1 /* 1 Stop bit */, 1); + /* Flow Control */ + build_append_int_noprefix(table_data, + (1 << 1) /* RTS/CTS hardware flow control */, 1); + /* Terminal Type */ + build_append_int_noprefix(table_data, 0 /* VT100 */, 1); + build_append_int_noprefix(table_data, 0, 1); /* Language */ + /* PCI Device ID */ + build_append_int_noprefix(table_data, 0xffff /* not a PCI device*/, 2); + /* PCI Vendor ID */ + build_append_int_noprefix(table_data, 0xffff /* not a PCI device*/, 2); + build_append_int_noprefix(table_data, 0, 1); /* PCI Bus Number */ + build_append_int_noprefix(table_data, 0, 1); /* PCI Device Number */ + build_append_int_noprefix(table_data, 0, 1); /* PCI Function Number */ + build_append_int_noprefix(table_data, 0, 4); /* PCI Flags */ + build_append_int_noprefix(table_data, 0, 1); /* PCI Segment */ + build_append_int_noprefix(table_data, 0, 4); /* Reserved */ =20 - build_header(linker, table_data, (void *)(table_data->data + spcr_star= t), - "SPCR", table_data->len - spcr_start, 2, vms->oem_id, - vms->oem_table_id); + acpi_table_composed(linker, &table); } =20 /* --=20 2.27.0