From patchwork Wed Jan 13 09:34:17 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Maxim Uvarov X-Patchwork-Id: 1425739 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Authentication-Results: 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=) Authentication-Results: ozlabs.org; dmarc=fail (p=none dis=none) header.from=linaro.org Authentication-Results: ozlabs.org; dkim=fail reason="signature verification failed" (2048-bit key; unprotected) header.d=linaro.org header.i=@linaro.org header.a=rsa-sha256 header.s=google header.b=zx4i59JG; dkim-atps=neutral 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 ozlabs.org (Postfix) with ESMTPS id 4DG2b53YFfz9sVp for ; Wed, 13 Jan 2021 20:44:17 +1100 (AEDT) Received: from localhost ([::1]:57842 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1kzchL-0004sV-GB for incoming@patchwork.ozlabs.org; Wed, 13 Jan 2021 04:44:15 -0500 Received: from eggs.gnu.org ([2001:470:142:3::10]:59128) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1kzcXt-0001CG-9V for qemu-devel@nongnu.org; Wed, 13 Jan 2021 04:34:29 -0500 Received: from mail-lf1-x132.google.com ([2a00:1450:4864:20::132]:37472) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.90_1) (envelope-from ) id 1kzcXq-0004HF-Kw for qemu-devel@nongnu.org; Wed, 13 Jan 2021 04:34:29 -0500 Received: by mail-lf1-x132.google.com with SMTP id o17so1780496lfg.4 for ; Wed, 13 Jan 2021 01:34:26 -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=I+AoetiZnepp9WjawFt3jLw9mzREJLA0cq3LfLqtAkE=; b=zx4i59JGsADi7hRibalsZTQmTeljGD5tV2qP98ixn1C5zN6hmgqbJiNXWNoD4bAqve mIC6sFREQFkggDIH42n4FUEa1EF3lRslat/VZLs/8WkUuG6vumdGnZMy/k651ygGGwuM +wLWJvxvdvvMYphsMgtoxfNmA5o5Axk7OztgVIqsLelcZltUTvUSW7F/ZZmfhEemwUBN Zo7KAyK+wtcxlfMckQLqEWY8EmUkcVyo0v0OsKKF6dATkMnNY3wWlQLFitB1wHzISJuJ 731yzFxLTserEcvOmTxj4jh3yPAdP/I/kQOrlw0L14bsSAYfcSvxLejlZYKzCrSjw5j3 fDSA== 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=I+AoetiZnepp9WjawFt3jLw9mzREJLA0cq3LfLqtAkE=; b=njJJbeyy7MLQkFWN+/PdGe5fWCYEP0hv5YCZFxub8m2ZATqz/bLu9ZPajx02Aioj/n eWvE5vTzyDz83zE2tVGvYbN1JwYvCPoQe/Gfdu3PFKtko1y+zfcJDGo7OOy4m3smUKP3 kt5kMY9DGmYnOkllc+FD3fYX3qb8W6nzCo39xhIsHG7ERCb+6iaYuej5AnEiX7Oc7uwh GZhjnaPsiqA8md94OcvTUevResOZ91V4yt+FD8QlzzNBiTSHu3bUcugGhhDSFBaX3Xdl aZEBlhwD+iGw+6bQMfE0Dre0hcL2gCaEDnfGuw3gYQqC9wzcD6aYaMJNpgqEfDpb+snZ F5RA== X-Gm-Message-State: AOAM5302tGy/VsvS1wc1bM0Pa2ldNnC6dfImgevN59Ce8iSnDJs1g9cC hlTyBcUAg9vYzvzT1IYlP2iXzg== X-Google-Smtp-Source: ABdhPJybiyxNEmN738adWO0/U+BXng+Oj5ro92juiRDBd2j5QTG3YzSSxJ6fi287IUuifD7f65ZNag== X-Received: by 2002:a19:5050:: with SMTP id z16mr489204lfj.48.1610530465133; Wed, 13 Jan 2021 01:34:25 -0800 (PST) Received: from localhost.localdomain ([2.92.195.184]) by smtp.gmail.com with ESMTPSA id c3sm127472ljk.88.2021.01.13.01.34.23 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 13 Jan 2021 01:34:24 -0800 (PST) From: Maxim Uvarov To: qemu-arm@nongnu.org, qemu-devel@nongnu.org Subject: [PATCHv5 3/3] arm-virt: combine code for secure and non secure pl061 Date: Wed, 13 Jan 2021 12:34:17 +0300 Message-Id: <20210113093417.11606-4-maxim.uvarov@linaro.org> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20210113093417.11606-1-maxim.uvarov@linaro.org> References: <20210113093417.11606-1-maxim.uvarov@linaro.org> Received-SPF: pass client-ip=2a00:1450:4864:20::132; envelope-from=maxim.uvarov@linaro.org; helo=mail-lf1-x132.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=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, Maxim Uvarov , Jose.Marinho@arm.com, f4bug@amsat.org, tf-a@lists.trustedfirmware.org Errors-To: qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org Sender: "Qemu-devel" Combine code for secure and non secure pl061 (gpio) with refining fdt creation. Signed-off-by: Maxim Uvarov --- hw/arm/virt.c | 122 ++++++++++++++++++++++++++++++++++---------------- 1 file changed, 83 insertions(+), 39 deletions(-) diff --git a/hw/arm/virt.c b/hw/arm/virt.c index d38a7d5d2f..97b8d2fe9a 100644 --- a/hw/arm/virt.c +++ b/hw/arm/virt.c @@ -821,35 +821,13 @@ 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) { - 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]; - const char compat[] = "arm,pl061\0arm,primecell"; - - pl061_dev = sysbus_create_simple("pl061", base, - qdev_get_gpio_in(vms->gic, irq)); - - uint32_t phandle = qemu_fdt_alloc_phandle(vms->fdt); - nodename = g_strdup_printf("/pl061@%" PRIx64, base); - qemu_fdt_add_subnode(vms->fdt, nodename); - qemu_fdt_setprop_sized_cells(vms->fdt, nodename, "reg", - 2, base, 2, size); - qemu_fdt_setprop(vms->fdt, nodename, "compatible", compat, sizeof(compat)); - qemu_fdt_setprop_cell(vms->fdt, nodename, "#gpio-cells", 2); - qemu_fdt_setprop(vms->fdt, nodename, "gpio-controller", NULL, 0); - qemu_fdt_setprop_cells(vms->fdt, nodename, "interrupts", - GIC_FDT_IRQ_TYPE_SPI, irq, - GIC_FDT_IRQ_FLAGS_LEVEL_HI); - qemu_fdt_setprop_cell(vms->fdt, nodename, "clocks", vms->clock_phandle); - 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); @@ -862,24 +840,16 @@ static void create_gpio(const VirtMachineState *vms) KEY_POWER); qemu_fdt_setprop_cells(vms->fdt, "/gpio-keys/poweroff", "gpios", phandle, 3, 0); - g_free(nodename); } #define ATF_GPIO_POWEROFF 3 #define ATF_GPIO_REBOOT 4 -static void create_gpio_secure(const VirtMachineState *vms, MemoryRegion *mem) +static void create_gpio_pwr(const VirtMachineState *vms, + DeviceState *pl061_dev, + uint32_t phandle) { DeviceState *gpio_pwr_dev; - SysBusDevice *s; - hwaddr base = vms->memmap[VIRT_SECURE_GPIO].base; - DeviceState *pl061_dev; - - /* Secure pl061 */ - 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)); /* gpio-pwr */ gpio_pwr_dev = sysbus_create_simple("gpio-pwr", -1, NULL); @@ -889,8 +859,82 @@ static void create_gpio_secure(const VirtMachineState *vms, MemoryRegion *mem) qdev_get_gpio_in_named(gpio_pwr_dev, "reset", 0)); qdev_connect_gpio_out(pl061_dev, ATF_GPIO_REBOOT, qdev_get_gpio_in_named(gpio_pwr_dev, "shutdown", 0)); + + qemu_fdt_add_subnode(vms->fdt, "/gpio-pwr"); + qemu_fdt_setprop_string(vms->fdt, "/gpio-pwr", "compatible", "gpio-pwr"); + qemu_fdt_setprop_cell(vms->fdt, "/gpio-pwr", "#size-cells", 0); + qemu_fdt_setprop_cell(vms->fdt, "/gpio-pwr", "#address-cells", 1); + + qemu_fdt_add_subnode(vms->fdt, "/gpio-pwr/poweroff"); + qemu_fdt_setprop_string(vms->fdt, "/gpio-pwr/poweroff", + "label", "GPIO PWR Poweroff"); + qemu_fdt_setprop_cell(vms->fdt, "/gpio-pwr/poweroff", "code", + ATF_GPIO_POWEROFF); + qemu_fdt_setprop_cells(vms->fdt, "/gpio-pwr/poweroff", + "gpios", phandle, 3, 0); + + qemu_fdt_add_subnode(vms->fdt, "/gpio-pwr/reboot"); + qemu_fdt_setprop_string(vms->fdt, "/gpio-pwr/reboot", + "label", "GPIO PWR Reboot"); + qemu_fdt_setprop_cell(vms->fdt, "/gpio-pwr/reboot", "code", + ATF_GPIO_REBOOT); + qemu_fdt_setprop_cells(vms->fdt, "/gpio-pwr/reboot", + "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[gpio].base; + hwaddr size = vms->memmap[gpio].size; + int irq = vms->irqmap[gpio]; + const char compat[] = "arm,pl061\0arm,primecell"; + SysBusDevice *s; + + 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); + qemu_fdt_add_subnode(vms->fdt, nodename); + qemu_fdt_setprop_sized_cells(vms->fdt, nodename, "reg", + 2, base, 2, size); + qemu_fdt_setprop(vms->fdt, nodename, "compatible", compat, sizeof(compat)); + qemu_fdt_setprop_cell(vms->fdt, nodename, "#gpio-cells", 2); + qemu_fdt_setprop(vms->fdt, nodename, "gpio-controller", NULL, 0); + qemu_fdt_setprop_cells(vms->fdt, nodename, "interrupts", + GIC_FDT_IRQ_TYPE_SPI, irq, + GIC_FDT_IRQ_FLAGS_LEVEL_HI); + qemu_fdt_setprop_cell(vms->fdt, nodename, "clocks", vms->clock_phandle); + qemu_fdt_setprop_string(vms->fdt, nodename, "clock-names", "apb_pclk"); + qemu_fdt_setprop_cell(vms->fdt, nodename, "phandle", phandle); + + if (gpio == VIRT_GPIO) { + qemu_fdt_setprop_string(vms->fdt, "/chosen", "stdout-path", nodename); + } else { + /* 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"); + + qemu_fdt_setprop_string(vms->fdt, "/secure-chosen", "stdout-path", + nodename); + } + g_free(nodename); + + /* Child gpio devices */ + if (gpio == VIRT_GPIO) { + create_gpio_keys(vms, pl061_dev, phandle); + } else { + create_gpio_pwr(vms, pl061_dev, phandle); + } } + static void create_virtio_devices(const VirtMachineState *vms) { int i; @@ -2017,11 +2061,11 @@ 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); } if (vms->secure && !vmc->no_secure_gpio) { - create_gpio_secure(vms, secure_sysmem); + create_gpio_devices(vms, VIRT_SECURE_GPIO, secure_sysmem); } /* connect powerdown request */