From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-16.6 required=3.0 tests=BAYES_00,DKIM_INVALID, DKIM_SIGNED,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 8B20FC433E0 for ; Wed, 20 Jan 2021 09:29:45 +0000 (UTC) Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 185E422D08 for ; Wed, 20 Jan 2021 09:29:45 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 185E422D08 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=linaro.org Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Received: from localhost ([::1]:41094 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1l29o8-0002FD-8g for qemu-devel@archiver.kernel.org; Wed, 20 Jan 2021 04:29:44 -0500 Received: from eggs.gnu.org ([2001:470:142:3::10]:50628) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1l29mT-0000tk-7S for qemu-devel@nongnu.org; Wed, 20 Jan 2021 04:28:01 -0500 Received: from mail-lf1-x12c.google.com ([2a00:1450:4864:20::12c]:41659) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.90_1) (envelope-from ) id 1l29mO-00055w-Re for qemu-devel@nongnu.org; Wed, 20 Jan 2021 04:28:00 -0500 Received: by mail-lf1-x12c.google.com with SMTP id s26so33160730lfc.8 for ; Wed, 20 Jan 2021 01:27:55 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; h=from:to:cc:subject:date:message-id:in-reply-to:references; bh=vEZQ1y1NFv0BYfclNl3dBsXayOat5WWlg5bfIXSoTYA=; b=An9qOYzcBaft+pwc8SwyMU1x8szv07tmYUaHXWtMx0rhfMbbtbd8lrVoS8KPaVCbYz 0zbfXBQmx80bffjo18xV6hHO+74gMNV/TFdPxJNzTLuPvJwXrAASpb1D/KE8/dGOR/oH E9kpTLJU9EfrVi0yu0lDPJJgaPRbIFcqGhbY/7tnFVwbaPXW/U3iL7SvhaNd8RatvVBz zWZJhGJi9uxly7M9JAMMJxDPJC3pT9FaJQJgnionDfOko6YcxKL1t6uirH9j6reWFjxZ JGZYj4Ueyv/zL2F/YMVJKHUZys/+smAVNnMaiNobiaHv3M0WU1oJeVTjusw9uHC8LpBu MiAw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references; bh=vEZQ1y1NFv0BYfclNl3dBsXayOat5WWlg5bfIXSoTYA=; b=jv8QHPNyYnHQmVzCKedqUy81Rr0FCp1+R1ANwDy8bjq4ovRAiPROoZkZTZPmyzKHPo +M2+LyiKXE4QYEUVweXpDcMDLQbOJvH6az28SUZJdxKdHtvjn81iePznIFRMLLS/k7aZ uXGo5Ox0mdtxQC/IVUBWxtAh+EdA17jCw0hUzeKDAODai/kqJFcHm2LHT/gxGvodxB7P C9aSCxNKjbgridTsJ0zN84VIyPjL/C/ML+JQUSdCMl5BC1buXbp6NkVDI7VeZzqQvSHz IqsvBtis52sZ2XCHI7qKsJ7BC4oIETkkjw9o7MbUafQPSOsVmuG4fG1Cf/ewwUmcXDVB NQFQ== X-Gm-Message-State: AOAM533bcbASSf8BV3x7L9yQQ/0PPKNK1mD9o1Bv9MzHzFH05n4jCcRX kr89c43+7gTANbXbi7NSnb1WXQ== X-Google-Smtp-Source: ABdhPJwlJwzkojLGqx4IDCv++ee5OYpA8HbNiO1F3j13daBvOiA/znYvOu5U5j3FFzfjGeq2Dg0l9Q== X-Received: by 2002:a19:991:: with SMTP id 139mr3774083lfj.637.1611134874895; Wed, 20 Jan 2021 01:27:54 -0800 (PST) Received: from localhost.localdomain ([2.92.195.184]) by smtp.gmail.com with ESMTPSA id r81sm147479lff.215.2021.01.20.01.27.53 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 20 Jan 2021 01:27:54 -0800 (PST) From: Maxim Uvarov To: qemu-arm@nongnu.org, qemu-devel@nongnu.org Subject: [PATCHv8 2/3] arm-virt: refactor gpios creation Date: Wed, 20 Jan 2021 12:27:47 +0300 Message-Id: <20210120092748.14789-3-maxim.uvarov@linaro.org> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20210120092748.14789-1-maxim.uvarov@linaro.org> References: <20210120092748.14789-1-maxim.uvarov@linaro.org> Received-SPF: pass client-ip=2a00:1450:4864:20::12c; envelope-from=maxim.uvarov@linaro.org; helo=mail-lf1-x12c.google.com 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, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_NONE=-0.0001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=unavailable 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, Maxim Uvarov , Jose.Marinho@arm.com, f4bug@amsat.org, tf-a@lists.trustedfirmware.org Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" No functional change. Just refactor code to better support secure and normal world gpios. Signed-off-by: Maxim Uvarov --- hw/arm/virt.c | 64 ++++++++++++++++++++++++++++++++++----------------- 1 file changed, 43 insertions(+), 21 deletions(-) diff --git a/hw/arm/virt.c b/hw/arm/virt.c index 96985917d3..c427ce5f81 100644 --- a/hw/arm/virt.c +++ b/hw/arm/virt.c @@ -820,17 +820,43 @@ static void virt_powerdown_req(Notifier *n, void *opaque) } } -static void create_gpio(const VirtMachineState *vms) +static void create_gpio_keys(const VirtMachineState *vms, + DeviceState *pl061_dev, + uint32_t phandle) +{ + gpio_key_dev = sysbus_create_simple("gpio-key", -1, + qdev_get_gpio_in(pl061_dev, 3)); + + qemu_fdt_add_subnode(vms->fdt, "/gpio-keys"); + qemu_fdt_setprop_string(vms->fdt, "/gpio-keys", "compatible", "gpio-keys"); + qemu_fdt_setprop_cell(vms->fdt, "/gpio-keys", "#size-cells", 0); + qemu_fdt_setprop_cell(vms->fdt, "/gpio-keys", "#address-cells", 1); + + qemu_fdt_add_subnode(vms->fdt, "/gpio-keys/poweroff"); + qemu_fdt_setprop_string(vms->fdt, "/gpio-keys/poweroff", + "label", "GPIO Key Poweroff"); + qemu_fdt_setprop_cell(vms->fdt, "/gpio-keys/poweroff", "linux,code", + KEY_POWER); + qemu_fdt_setprop_cells(vms->fdt, "/gpio-keys/poweroff", + "gpios", phandle, 3, 0); +} + +static void create_gpio_devices(const VirtMachineState *vms, int gpio, + MemoryRegion *mem) { char *nodename; DeviceState *pl061_dev; - hwaddr base = vms->memmap[VIRT_GPIO].base; - hwaddr size = vms->memmap[VIRT_GPIO].size; - int irq = vms->irqmap[VIRT_GPIO]; + hwaddr base = vms->memmap[gpio].base; + hwaddr size = vms->memmap[gpio].size; + int irq = vms->irqmap[gpio]; const char compat[] = "arm,pl061\0arm,primecell"; + SysBusDevice *s; - pl061_dev = sysbus_create_simple("pl061", base, - qdev_get_gpio_in(vms->gic, irq)); + pl061_dev = qdev_new("pl061"); + s = SYS_BUS_DEVICE(pl061_dev); + sysbus_realize_and_unref(s, &error_fatal); + memory_region_add_subregion(mem, base, sysbus_mmio_get_region(s, 0)); + sysbus_connect_irq(s, 0, qdev_get_gpio_in(vms->gic, irq)); uint32_t phandle = qemu_fdt_alloc_phandle(vms->fdt); nodename = g_strdup_printf("/pl061@%" PRIx64, base); @@ -847,21 +873,17 @@ static void create_gpio(const VirtMachineState *vms) qemu_fdt_setprop_string(vms->fdt, nodename, "clock-names", "apb_pclk"); qemu_fdt_setprop_cell(vms->fdt, nodename, "phandle", phandle); - gpio_key_dev = sysbus_create_simple("gpio-key", -1, - qdev_get_gpio_in(pl061_dev, 3)); - qemu_fdt_add_subnode(vms->fdt, "/gpio-keys"); - qemu_fdt_setprop_string(vms->fdt, "/gpio-keys", "compatible", "gpio-keys"); - qemu_fdt_setprop_cell(vms->fdt, "/gpio-keys", "#size-cells", 0); - qemu_fdt_setprop_cell(vms->fdt, "/gpio-keys", "#address-cells", 1); - - qemu_fdt_add_subnode(vms->fdt, "/gpio-keys/poweroff"); - qemu_fdt_setprop_string(vms->fdt, "/gpio-keys/poweroff", - "label", "GPIO Key Poweroff"); - qemu_fdt_setprop_cell(vms->fdt, "/gpio-keys/poweroff", "linux,code", - KEY_POWER); - qemu_fdt_setprop_cells(vms->fdt, "/gpio-keys/poweroff", - "gpios", phandle, 3, 0); + if (gpio != VIRT_GPIO) { + /* Mark as not usable by the normal world */ + qemu_fdt_setprop_string(vms->fdt, nodename, "status", "disabled"); + qemu_fdt_setprop_string(vms->fdt, nodename, "secure-status", "okay"); + } g_free(nodename); + + /* Child gpio devices */ + if (gpio == VIRT_GPIO) { + create_gpio_keys(vms, pl061_dev, phandle); + } } static void create_virtio_devices(const VirtMachineState *vms) @@ -1990,7 +2012,7 @@ static void machvirt_init(MachineState *machine) if (has_ged && aarch64 && firmware_loaded && virt_is_acpi_enabled(vms)) { vms->acpi_dev = create_acpi_ged(vms); } else { - create_gpio(vms); + create_gpio_devices(vms, VIRT_GPIO, sysmem); } /* connect powerdown request */ -- 2.17.1