From nobody Mon Feb 9 23:59:59 2026 Delivered-To: importer@patchew.org Received-SPF: none (zohomail.com: 78.46.105.101 is neither permitted nor denied by domain of seabios.org) client-ip=78.46.105.101; envelope-from=seabios-bounces@seabios.org; helo=coreboot.org; Authentication-Results: mx.zohomail.com; dkim=fail; spf=none (zohomail.com: 78.46.105.101 is neither permitted nor denied by domain of seabios.org) smtp.mailfrom=seabios-bounces@seabios.org; dmarc=fail(p=none dis=none) header.from=redhat.com ARC-Seal: i=1; a=rsa-sha256; t=1585903123; cv=none; d=zohomail.com; s=zohoarc; b=Mf3aWZ/f/1GHSxpE0zluJUp0gxE3XOfj2ozfuu8JlPzWADJqkb0qzlnMWkzPAznY1b/lm31CsQ4r20Az09rjXDu1Y4lowqU5iAHWXHR/y/Ds5ZWrlx0FmoQt0wBYImjkdRGbZPzfooJRrDC1NmgXH4XkY8Q7kC69q2/NhwLLlWY= ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=zohomail.com; s=zohoarc; t=1585903123; h=Content-Type:Content-Transfer-Encoding:Cc:Date:From:In-Reply-To:List-Subscribe:List-Post:List-Id:List-Archive:List-Help:List-Unsubscribe:MIME-Version:Message-ID:References:Subject:To; bh=JN2DY/wgOtktNKnL62+Sxa38SwnoS8ODoOX6vtQ6rlA=; b=dQjUt8YO4Nga4YqhjLsRzskWjinrZJL3YzQ2rOoF8Wpq5CSJQWSxydszZZR+nZ3BEBQT56jG/NXUHB3QuCTO9MBCknZWifz2iIZaJMR+d2U4zo6KB8zh1uJAb8L40xNos1qaxW7WJiP9vmkpoMFIZnlGxOcqFINCAU4OV2IkJvI= ARC-Authentication-Results: i=1; mx.zohomail.com; dkim=fail; spf=none (zohomail.com: 78.46.105.101 is neither permitted nor denied by domain of seabios.org) smtp.mailfrom=seabios-bounces@seabios.org; dmarc=fail header.from= (p=none dis=none) header.from= Return-Path: Received: from coreboot.org (coreboot.org [78.46.105.101]) by mx.zohomail.com with SMTPS id 1585903123885371.43730883713033; Fri, 3 Apr 2020 01:38:43 -0700 (PDT) Received: from authenticated-user (PRIMARY_HOSTNAME [PUBLIC_IP]) by coreboot.org (Postfix) with ESMTPA id BD88AB01D14; Fri, 3 Apr 2020 08:38:38 +0000 (UTC) Received: from authenticated-user (PRIMARY_HOSTNAME [PUBLIC_IP]) by coreboot.org (Postfix) with ESMTP id 2D658B01A27 for ; Fri, 3 Apr 2020 08:38:05 +0000 (UTC) Received: from authenticated-user (PRIMARY_HOSTNAME [PUBLIC_IP]) [209.132.183.4]) (Using TLS) by relay.mimecast.com with ESMTP id us-mta-396-wocffT0qO4KsHtvogb4Rjg-1; Fri, 03 Apr 2020 04:31:41 -0400 Received: from authenticated-user (PRIMARY_HOSTNAME [PUBLIC_IP]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mimecast-mx01.redhat.com (Postfix) with ESMTPS id 71A3F107ACC4 for ; Fri, 3 Apr 2020 08:31:40 +0000 (UTC) Received: from authenticated-user (PRIMARY_HOSTNAME [PUBLIC_IP]) by smtp.corp.redhat.com (Postfix) with ESMTP id F088E60BF3; Fri, 3 Apr 2020 08:31:39 +0000 (UTC) Received: from authenticated-user (PRIMARY_HOSTNAME [PUBLIC_IP]) id B15BC17518; Fri, 3 Apr 2020 10:31:34 +0200 (CEST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1585903084; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=ZZNOnQbXrdWnKticUVX6V2XG0PPxOJDj7MUGhMlQyGc=; b=AJQqFnKx1IVTmyttgQE+fb6MU6rmMm9hDCDEKw6VvccUB+RIzAZwKrOCWgvlp+BRmEyZb5 +odkh1X/ZWAzLSH8NBRoDPQOQwdMQ7b1CXZlS+Kknx969mcEoy8B8MHcA2MVCiHV5nmjWK numC9yOZdlCfDdvQPphcbkxpn7m/nTc= X-MC-Unique: wocffT0qO4KsHtvogb4Rjg-1 From: Gerd Hoffmann To: seabios@seabios.org Date: Fri, 3 Apr 2020 10:31:21 +0200 Message-Id: <20200403083121.10766-10-kraxel@redhat.com> In-Reply-To: <20200403083121.10766-1-kraxel@redhat.com> References: <20200403083121.10766-1-kraxel@redhat.com> X-Scanned-By: MIMEDefang 2.79 on 10.5.11.12 X-Mimecast-Spam-Score: 0 X-Mimecast-Originator: redhat.com Message-ID-Hash: OXVFDIKU54ADXLUOYSWK7KGPXPUAUKUN X-Message-ID-Hash: OXVFDIKU54ADXLUOYSWK7KGPXPUAUKUN X-MailFrom: kraxel@redhat.com X-Mailman-Rule-Misses: dmarc-mitigation; no-senders; approved; emergency; loop; banned-address; member-moderation; header-match-seabios.seabios.org-0; header-match-seabios.seabios.org-1; nonmember-moderation; administrivia; implicit-dest; max-recipients; max-size; news-moderation; no-subject; suspicious-header CC: Gerd Hoffmann X-Mailman-Version: 3.3.1 Precedence: list Subject: [SeaBIOS] [PATCH 9/9] acpi: find and register virtio-mmio devices List-Id: SeaBIOS mailing list Archived-At: List-Archive: List-Help: List-Post: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable X-Spamd-Bar: ++++ X-Spam-Level: **** Authentication-Results: coreboot.org; auth=pass smtp.auth=mailman@coreboot.org smtp.mailfrom=seabios-bounces@seabios.org X-ZohoMail-DKIM: fail (Header signature does not verify) Content-Type: text/plain; charset="utf-8" Seach for virtio-mmio devices in the DSDT table, register the devices found. Signed-off-by: Gerd Hoffmann --- src/hw/virtio-mmio.h | 1 + src/util.h | 1 + src/hw/virtio-mmio.c | 20 ++++++++++++++++++++ src/post.c | 2 ++ 4 files changed, 24 insertions(+) diff --git a/src/hw/virtio-mmio.h b/src/hw/virtio-mmio.h index 5e24f692c1ae..349d744d9364 100644 --- a/src/hw/virtio-mmio.h +++ b/src/hw/virtio-mmio.h @@ -71,6 +71,7 @@ typedef struct virtio_mmio_cfg { } virtio_mmio_cfg; =20 void virtio_mmio_register(u64 mmio); +void virtio_mmio_acpi(void); void virtio_mmio_setup(void); void vp_init_mmio(struct vp_device *vp, void *mmio); =20 diff --git a/src/util.h b/src/util.h index 8ee0370492b8..76e1bfcd9897 100644 --- a/src/util.h +++ b/src/util.h @@ -100,6 +100,7 @@ struct acpi_device *acpi_dsdt_find_string(struct acpi_d= evice *prev, const char * struct acpi_device *acpi_dsdt_find_eisaid(struct acpi_device *prev, u16 ei= said); char *acpi_dsdt_name(struct acpi_device *dev); int acpi_dsdt_present_eisaid(u16 eisaid); +void acpi_dsdt_virtio(void); int acpi_dsdt_find_io(struct acpi_device *dev, u64 *min, u64 *max); int acpi_dsdt_find_mem(struct acpi_device *dev, u64 *min, u64 *max); int acpi_dsdt_find_irq(struct acpi_device *dev, u64 *irq); diff --git a/src/hw/virtio-mmio.c b/src/hw/virtio-mmio.c index b205ec6ef6ae..78618ab49e44 100644 --- a/src/hw/virtio-mmio.c +++ b/src/hw/virtio-mmio.c @@ -3,6 +3,7 @@ #include "output.h" // dprintf #include "stacks.h" // run_thread #include "string.h" // memset +#include "util.h" // acpi_dsdt_* #include "virtio-pci.h" #include "virtio-blk.h" #include "virtio-scsi.h" @@ -34,6 +35,25 @@ void virtio_mmio_register(u64 mmio) dprintf(1, "virtio-mmio: device list full\n"); } =20 +void virtio_mmio_acpi(void) +{ + static const char *virtio_hid =3D "LNRO0005"; + struct acpi_device *dev; + u64 mem, irq, unused; + + for (dev =3D acpi_dsdt_find_string(NULL, virtio_hid); + dev !=3D NULL; + dev =3D acpi_dsdt_find_string(dev, virtio_hid)) { + if (acpi_dsdt_find_mem(dev, &mem, &unused) < 0) + continue; + if (acpi_dsdt_find_irq(dev, &irq) < 0) + continue; + dprintf(1, "ACPI: virtio-mmio device %s at 0x%llx, irq %lld\n", + acpi_dsdt_name(dev), mem, irq); + virtio_mmio_register(mem); + } +} + void virtio_mmio_setup(void) { u32 magic, version, devid; diff --git a/src/post.c b/src/post.c index febdc0859764..c4ab5b814a00 100644 --- a/src/post.c +++ b/src/post.c @@ -17,6 +17,7 @@ #include "hw/rtc.h" // rtc_write #include "hw/serialio.h" // serial_debug_preinit #include "hw/usb.h" // usb_setup +#include "hw/virtio-mmio.h" // virtio_mmio_acpi #include "malloc.h" // malloc_init #include "memmap.h" // SYMBOL #include "output.h" // dprintf @@ -150,6 +151,7 @@ platform_hardware_setup(void) coreboot_platform_setup(); =20 acpi_dsdt_parse(); + virtio_mmio_acpi(); =20 // Setup timers and periodic clock interrupt timer_setup(); --=20 2.18.2 _______________________________________________ SeaBIOS mailing list -- seabios@seabios.org To unsubscribe send an email to seabios-leave@seabios.org