From patchwork Thu Feb 1 16:43:30 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: David Woodhouse X-Patchwork-Id: 1894095 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@legolas.ozlabs.org Authentication-Results: legolas.ozlabs.org; dkim=fail reason="signature verification failed" (2048-bit key; secure) header.d=infradead.org header.i=@infradead.org header.a=rsa-sha256 header.s=desiato.20200630 header.b=Er0Jz5ql; dkim-atps=neutral Authentication-Results: legolas.ozlabs.org; spf=pass (sender SPF authorized) smtp.mailfrom=nongnu.org (client-ip=209.51.188.17; helo=lists.gnu.org; envelope-from=qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org; receiver=patchwork.ozlabs.org) Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) (using TLSv1.2 with cipher ECDHE-ECDSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by legolas.ozlabs.org (Postfix) with ESMTPS id 4TQlGQ1Rd5z23gD for ; Fri, 2 Feb 2024 03:48:30 +1100 (AEDT) Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1rVaCe-0004NC-Lr; Thu, 01 Feb 2024 11:46:19 -0500 Received: from eggs.gnu.org ([2001:470:142:3::10]) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1rVaB6-0002xg-DK for qemu-devel@nongnu.org; Thu, 01 Feb 2024 11:44:41 -0500 Received: from desiato.infradead.org ([2001:8b0:10b:1:d65d:64ff:fe57:4e05]) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1rVaAv-0002St-1p for qemu-devel@nongnu.org; Thu, 01 Feb 2024 11:44:40 -0500 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=infradead.org; s=desiato.20200630; h=Sender:Content-Transfer-Encoding: MIME-Version:References:In-Reply-To:Message-ID:Date:Subject:To:From:Reply-To: Cc:Content-Type:Content-ID:Content-Description; bh=aYJS/1ZmHvWqcX4ZFiiuaV9MoKjFfmvD/b97zwR6RTs=; b=Er0Jz5qlmqqRMlQldC8zhwLAIT 9ukAVW2piO/2sdvnt9Td/W+G81N7Aj6ENE+Q//Q8hRSNKfSATColxhRP24Qe7yFxhuLnpWChIsKuz JxNPwOHhx0k2h0Cf6HVMxjNXfgesfzD6t413dI6R06nX7nukioi3oFZ+fUGULgejXJcP38z8vTZbk jrj3uUR1cciIpe3oiNc2NFuDGAB0tR1nql6IoCqp8DmnOHK46A4f5jBdExXUEZsVr/RLDg1kGkPh8 khlYsVc7fCANFiVqNmBpyfaPyUevXeot+XB/q5Hp9ys4gdY/846PjnqPOa9n+8y8sWVN6/pfvRkof TGkN08yw==; Received: from [2001:8b0:10b:1::ebe] (helo=i7.infradead.org) by desiato.infradead.org with esmtpsa (Exim 4.97.1 #2 (Red Hat Linux)) id 1rVaAg-00000009cLz-0m7K for qemu-devel@nongnu.org; Thu, 01 Feb 2024 16:44:15 +0000 Received: from dwoodhou by i7.infradead.org with local (Exim 4.97.1 #2 (Red Hat Linux)) id 1rVaAf-00000003IM6-1LeT for qemu-devel@nongnu.org; Thu, 01 Feb 2024 16:44:13 +0000 From: David Woodhouse To: qemu-devel@nongnu.org Subject: [PULL 05/47] hw/i386/pc: use qemu_get_nic_info() and pci_init_nic_devices() Date: Thu, 1 Feb 2024 16:43:30 +0000 Message-ID: <20240201164412.785520-6-dwmw2@infradead.org> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20240201164412.785520-1-dwmw2@infradead.org> References: <20240201164412.785520-1-dwmw2@infradead.org> MIME-Version: 1.0 X-SRS-Rewrite: SMTP reverse-path rewritten from by desiato.infradead.org. See http://www.infradead.org/rpr.html Received-SPF: none client-ip=2001:8b0:10b:1:d65d:64ff:fe57:4e05; envelope-from=BATV+1220c4869a9b484313cc+7466+infradead.org+dwmw2@desiato.srs.infradead.org; helo=desiato.infradead.org X-Spam_score_int: -43 X-Spam_score: -4.4 X-Spam_bar: ---- X-Spam_report: (-4.4 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_MED=-2.3, SPF_HELO_NONE=0.001, SPF_NONE=0.001, T_SCC_BODY_TEXT_LINE=-0.01 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org Sender: qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org From: David Woodhouse Eliminate direct access to nd_table[] and nb_nics by processing the the Xen and ISA NICs first and then calling pci_init_nic_devices() for the rest. Signed-off-by: David Woodhouse Reviewed-by: Paul Durrant --- hw/i386/pc.c | 31 +++++++++++++++++++------------ include/hw/net/ne2000-isa.h | 2 -- 2 files changed, 19 insertions(+), 14 deletions(-) diff --git a/hw/i386/pc.c b/hw/i386/pc.c index 803244e5cc..ebb0b1c667 100644 --- a/hw/i386/pc.c +++ b/hw/i386/pc.c @@ -654,15 +654,19 @@ static const int ne2000_io[NE2000_NB_MAX] = { 0x300, 0x320, 0x340, 0x360, 0x280, 0x380 }; static const int ne2000_irq[NE2000_NB_MAX] = { 9, 10, 11, 3, 4, 5 }; -static void pc_init_ne2k_isa(ISABus *bus, NICInfo *nd) +static gboolean pc_init_ne2k_isa(ISABus *bus, NICInfo *nd, Error **errp) { static int nb_ne2k = 0; - if (nb_ne2k == NE2000_NB_MAX) - return; + if (nb_ne2k == NE2000_NB_MAX) { + error_setg(errp, + "maximum number of ISA NE2000 devices exceeded"); + return false; + } isa_ne2000_init(bus, ne2000_io[nb_ne2k], ne2000_irq[nb_ne2k], nd); nb_ne2k++; + return true; } void pc_acpi_smi_interrupt(void *opaque, int irq, int level) @@ -1297,23 +1301,26 @@ void pc_nic_init(PCMachineClass *pcmc, ISABus *isa_bus, PCIBus *pci_bus, BusState *xen_bus) { MachineClass *mc = MACHINE_CLASS(pcmc); - int i; + bool default_is_ne2k = g_str_equal(mc->default_nic, TYPE_ISA_NE2000); + NICInfo *nd; rom_set_order_override(FW_CFG_ORDER_OVERRIDE_NIC); - for (i = 0; i < nb_nics; i++) { - NICInfo *nd = &nd_table[i]; - const char *model = nd->model ? nd->model : mc->default_nic; - if (xen_bus && (!nd->model || g_str_equal(model, "xen-net-device"))) { + if (xen_bus) { + while ((nd = qemu_find_nic_info("xen-net-device", true, NULL))) { DeviceState *dev = qdev_new("xen-net-device"); qdev_set_nic_properties(dev, nd); qdev_realize_and_unref(dev, xen_bus, &error_fatal); - } else if (g_str_equal(model, "ne2k_isa")) { - pc_init_ne2k_isa(isa_bus, nd); - } else { - pci_nic_init_nofail(nd, pci_bus, model, NULL); } } + + while ((nd = qemu_find_nic_info(TYPE_ISA_NE2000, default_is_ne2k, NULL))) { + pc_init_ne2k_isa(isa_bus, nd, &error_fatal); + } + + /* Anything remaining should be a PCI NIC */ + pci_init_nic_devices(pci_bus, mc->default_nic); + rom_reset_order_override(); } diff --git a/include/hw/net/ne2000-isa.h b/include/hw/net/ne2000-isa.h index af59ee0b02..73bae10ad1 100644 --- a/include/hw/net/ne2000-isa.h +++ b/include/hw/net/ne2000-isa.h @@ -22,8 +22,6 @@ static inline ISADevice *isa_ne2000_init(ISABus *bus, int base, int irq, { ISADevice *d; - qemu_check_nic_model(nd, "ne2k_isa"); - d = isa_try_new(TYPE_ISA_NE2000); if (d) { DeviceState *dev = DEVICE(d);