From nobody Thu Nov 6 18:24:12 2025 Delivered-To: importer@patchew.org Received-SPF: pass (zoho.com: domain of gnu.org designates 208.118.235.17 as permitted sender) client-ip=208.118.235.17; envelope-from=qemu-devel-bounces+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Authentication-Results: mx.zohomail.com; spf=pass (zoho.com: domain of gnu.org designates 208.118.235.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org Return-Path: Received: from lists.gnu.org (lists.gnu.org [208.118.235.17]) by mx.zohomail.com with SMTPS id 1542335494540592.4421670508109; Thu, 15 Nov 2018 18:31:34 -0800 (PST) Received: from localhost ([::1]:41814 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1gNTuv-00059f-C1 for importer@patchew.org; Thu, 15 Nov 2018 21:31:33 -0500 Received: from eggs.gnu.org ([2001:4830:134:3::10]:42926) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1gNTsM-0003jP-Sw for qemu-devel@nongnu.org; Thu, 15 Nov 2018 21:28:55 -0500 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1gNTsK-0001ay-Sx for qemu-devel@nongnu.org; Thu, 15 Nov 2018 21:28:54 -0500 Received: from out1.zte.com.cn ([202.103.147.172]:35564 helo=mxct.zte.com.cn) by eggs.gnu.org with esmtps (TLS1.0:DHE_RSA_AES_256_CBC_SHA1:32) (Exim 4.71) (envelope-from ) id 1gNTsB-0000i3-Ld; Thu, 15 Nov 2018 21:28:44 -0500 Received: from mse01.zte.com.cn (unknown [10.30.3.20]) by Forcepoint Email with ESMTPS id 38BEA11F91C32BF7671E; Fri, 16 Nov 2018 10:27:59 +0800 (CST) Received: from notes_smtp.zte.com.cn ([10.30.1.239]) by mse01.zte.com.cn with ESMTP id wAG2RnbJ028749; Fri, 16 Nov 2018 10:27:49 +0800 (GMT-8) (envelope-from peng.hao2@zte.com.cn) Received: from localhost.localdomain.localdomain ([10.74.120.59]) by szsmtp06.zte.com.cn (Lotus Domino Release 8.5.3FP6) with ESMTP id 2018111610282516-11036271 ; Fri, 16 Nov 2018 10:28:25 +0800 From: Peng Hao To: peter.maydell@linaro.org, drjones@redhat.com, philmd@redhat.com Date: Fri, 16 Nov 2018 18:50:05 +0800 Message-Id: <1542365406-81310-6-git-send-email-peng.hao2@zte.com.cn> X-Mailer: git-send-email 1.8.3.1 In-Reply-To: <1542365406-81310-1-git-send-email-peng.hao2@zte.com.cn> References: <1542365406-81310-1-git-send-email-peng.hao2@zte.com.cn> X-MIMETrack: Itemize by SMTP Server on SZSMTP06/server/zte_ltd(Release 8.5.3FP6|November 21, 2013) at 2018-11-16 10:28:25, Serialize by Router on notes_smtp/zte_ltd(Release 9.0.1FP7|August 17, 2016) at 2018-11-16 10:27:34, Serialize complete at 2018-11-16 10:27:34 X-MAIL: mse01.zte.com.cn wAG2RnbJ028749 X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.2.x-3.x [generic] [fuzzy] X-Received-From: 202.103.147.172 Subject: [Qemu-devel] [PATCH V7 5/6] hw/arm/virt: add pvpanic device in virt acpi table X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Peng Hao , qemu-arm@nongnu.org, qemu-devel@nongnu.org Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" add pvpanic device in virt acpi table, so when kenrel command line uses acpi=3Dforce, kernel can get info from acpi table in aarch64. Signed-off-by: Peng Hao --- hw/arm/virt-acpi-build.c | 16 ++++++++++++++++ 1 file changed, 16 insertions(+) diff --git a/hw/arm/virt-acpi-build.c b/hw/arm/virt-acpi-build.c index 5785fb6..d126cee 100644 --- a/hw/arm/virt-acpi-build.c +++ b/hw/arm/virt-acpi-build.c @@ -61,6 +61,21 @@ static void acpi_dsdt_add_cpus(Aml *scope, int smp_cpus) } } =20 +static void acpi_dsdt_add_pvpanic(Aml *scope, const MemMapEntry *pvpanic_m= emmap) +{ + Aml *dev =3D aml_device("PEVT"); + aml_append(dev, aml_name_decl("_HID", aml_string("QEMU0001"))); + aml_append(dev, aml_name_decl("_UID", aml_int(0))); + + Aml *crs =3D aml_resource_template(); + aml_append(crs, aml_memory32_fixed(pvpanic_memmap->base, + pvpanic_memmap->size, AML_READ_WRIT= E)); + + aml_append(dev, aml_name_decl("_CRS", crs)); + + aml_append(scope, dev); +} + static void acpi_dsdt_add_uart(Aml *scope, const MemMapEntry *uart_memmap, uint32_t uart_irq) { @@ -770,6 +785,7 @@ build_dsdt(GArray *table_data, BIOSLinker *linker, Virt= MachineState *vms) acpi_dsdt_add_cpus(scope, vms->smp_cpus); acpi_dsdt_add_uart(scope, &memmap[VIRT_UART], (irqmap[VIRT_UART] + ARM_SPI_BASE)); + acpi_dsdt_add_pvpanic(scope, &memmap[VIRT_PVPANIC]); acpi_dsdt_add_flash(scope, &memmap[VIRT_FLASH]); acpi_dsdt_add_fw_cfg(scope, &memmap[VIRT_FW_CFG]); acpi_dsdt_add_virtio(scope, &memmap[VIRT_MMIO], --=20 1.8.3.1