From patchwork Wed Sep 10 12:03:55 2014 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: "Gonglei (Arei)" X-Patchwork-Id: 387699 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Received: from lists.gnu.org (lists.gnu.org [IPv6:2001:4830:134:3::11]) (using TLSv1 with cipher AES256-SHA (256/256 bits)) (No client certificate requested) by ozlabs.org (Postfix) with ESMTPS id C51A8140131 for ; Wed, 10 Sep 2014 22:06:34 +1000 (EST) Received: from localhost ([::1]:55703 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1XRgfQ-0003Xt-Ao for incoming@patchwork.ozlabs.org; Wed, 10 Sep 2014 08:06:32 -0400 Received: from eggs.gnu.org ([2001:4830:134:3::10]:53472) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1XRgeL-0001xa-He for qemu-devel@nongnu.org; Wed, 10 Sep 2014 08:05:31 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1XRgeF-0007n1-LN for qemu-devel@nongnu.org; Wed, 10 Sep 2014 08:05:25 -0400 Received: from szxga03-in.huawei.com ([119.145.14.66]:22115) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1XRgeE-0007m3-EU for qemu-devel@nongnu.org; Wed, 10 Sep 2014 08:05:19 -0400 Received: from 172.24.2.119 (EHLO szxeml460-hub.china.huawei.com) ([172.24.2.119]) by szxrg03-dlp.huawei.com (MOS 4.4.3-GA FastPath queued) with ESMTP id AUD82913; Wed, 10 Sep 2014 20:04:49 +0800 (CST) Received: from localhost (10.177.19.102) by szxeml460-hub.china.huawei.com (10.82.67.203) with Microsoft SMTP Server id 14.3.158.1; Wed, 10 Sep 2014 20:04:39 +0800 From: To: Date: Wed, 10 Sep 2014 20:03:55 +0800 Message-ID: <1410350664-1376-2-git-send-email-arei.gonglei@huawei.com> X-Mailer: git-send-email 1.7.3.1.msysgit.0 In-Reply-To: <1410350664-1376-1-git-send-email-arei.gonglei@huawei.com> References: <1410350664-1376-1-git-send-email-arei.gonglei@huawei.com> MIME-Version: 1.0 X-Originating-IP: [10.177.19.102] X-CFilter-Loop: Reflected X-Mirapoint-Virus-RAPID-Raw: score=unknown(0), refid=str=0001.0A020205.54103E63.00C4,ss=1,re=0.000,fgs=0, ip=0.0.0.0, so=2013-05-26 15:14:31, dmn=2011-05-27 18:58:46 X-Mirapoint-Loop-Id: 5d4f3f31d3608d1553c18292bff8bb12 X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.4.x-2.6.x [generic] X-Received-From: 119.145.14.66 Cc: chenliang88@huawei.com, weidong.huang@huawei.com, mst@redhat.com, aik@ozlabs.ru, hutao@cn.fujitsu.com, armbru@redhat.com, kraxel@redhat.com, akong@redhat.com, agraf@suse.de, Gonglei , aliguori@amazon.com, ehabkost@redhat.com, luonengjun@huawei.com, peter.huangpeng@huawei.com, hani@linux.com, stefanha@redhat.com, pbonzini@redhat.com, lcapitulino@redhat.com, kwolf@redhat.com, peter.crosthwaite@xilinx.com, imammedo@redhat.com, afaerber@suse.de Subject: [Qemu-devel] [PATCH v8 01/30] bootdevice: move bootdevice related code to new file bootdevice.c X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.14 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: Gonglei Signed-off-by: Gonglei --- Makefile.target | 2 +- bootdevice.c | 142 ++++++++++++++++++++++++++++++++++++++++++++++++ include/sysemu/sysemu.h | 1 + vl.c | 118 +--------------------------------------- 4 files changed, 145 insertions(+), 118 deletions(-) create mode 100644 bootdevice.c diff --git a/Makefile.target b/Makefile.target index 1e8d7ab..e9ff1ee 100644 --- a/Makefile.target +++ b/Makefile.target @@ -127,7 +127,7 @@ endif #CONFIG_BSD_USER # System emulator target ifdef CONFIG_SOFTMMU obj-y += arch_init.o cpus.o monitor.o gdbstub.o balloon.o ioport.o numa.o -obj-y += qtest.o +obj-y += qtest.o bootdevice.o obj-y += hw/ obj-$(CONFIG_FDT) += device_tree.o obj-$(CONFIG_KVM) += kvm-all.o diff --git a/bootdevice.c b/bootdevice.c new file mode 100644 index 0000000..d5b8789 --- /dev/null +++ b/bootdevice.c @@ -0,0 +1,142 @@ +/* + * QEMU Boot Device Implement + * + * Copyright (c) 2014 HUAWEI TECHNOLOGIES CO.,LTD. + * + * Permission is hereby granted, free of charge, to any person obtaining a copy + * of this software and associated documentation files (the "Software"), to deal + * in the Software without restriction, including without limitation the rights + * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell + * copies of the Software, and to permit persons to whom the Software is + * furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in + * all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER + * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, + * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN + * THE SOFTWARE. + */ + +#include "sysemu/sysemu.h" + +typedef struct FWBootEntry FWBootEntry; + +struct FWBootEntry { + QTAILQ_ENTRY(FWBootEntry) link; + int32_t bootindex; + DeviceState *dev; + char *suffix; +}; + +static QTAILQ_HEAD(, FWBootEntry) fw_boot_order = + QTAILQ_HEAD_INITIALIZER(fw_boot_order); + +void add_boot_device_path(int32_t bootindex, DeviceState *dev, + const char *suffix) +{ + FWBootEntry *node, *i; + + if (bootindex < 0) { + return; + } + + assert(dev != NULL || suffix != NULL); + + node = g_malloc0(sizeof(FWBootEntry)); + node->bootindex = bootindex; + node->suffix = g_strdup(suffix); + node->dev = dev; + + QTAILQ_FOREACH(i, &fw_boot_order, link) { + if (i->bootindex == bootindex) { + fprintf(stderr, "Two devices with same boot index %d\n", bootindex); + exit(1); + } else if (i->bootindex < bootindex) { + continue; + } + QTAILQ_INSERT_BEFORE(i, node, link); + return; + } + QTAILQ_INSERT_TAIL(&fw_boot_order, node, link); +} + +DeviceState *get_boot_device(uint32_t position) +{ + uint32_t counter = 0; + FWBootEntry *i = NULL; + DeviceState *res = NULL; + + if (!QTAILQ_EMPTY(&fw_boot_order)) { + QTAILQ_FOREACH(i, &fw_boot_order, link) { + if (counter == position) { + res = i->dev; + break; + } + counter++; + } + } + return res; +} + +/* + * This function returns null terminated string that consist of new line + * separated device paths. + * + * memory pointed by "size" is assigned total length of the array in bytes + * + */ +char *get_boot_devices_list(size_t *size, bool ignore_suffixes) +{ + FWBootEntry *i; + size_t total = 0; + char *list = NULL; + + QTAILQ_FOREACH(i, &fw_boot_order, link) { + char *devpath = NULL, *bootpath; + size_t len; + + if (i->dev) { + devpath = qdev_get_fw_dev_path(i->dev); + assert(devpath); + } + + if (i->suffix && !ignore_suffixes && devpath) { + size_t bootpathlen = strlen(devpath) + strlen(i->suffix) + 1; + + bootpath = g_malloc(bootpathlen); + snprintf(bootpath, bootpathlen, "%s%s", devpath, i->suffix); + g_free(devpath); + } else if (devpath) { + bootpath = devpath; + } else if (!ignore_suffixes) { + assert(i->suffix); + bootpath = g_strdup(i->suffix); + } else { + bootpath = g_strdup(""); + } + + if (total) { + list[total-1] = '\n'; + } + len = strlen(bootpath) + 1; + list = g_realloc(list, total + len); + memcpy(&list[total], bootpath, len); + total += len; + g_free(bootpath); + } + + *size = total; + + if (boot_strict && *size > 0) { + list[total-1] = '\n'; + list = g_realloc(list, total + 5); + memcpy(&list[total], "HALT", 5); + *size = total + 5; + } + return list; +} diff --git a/include/sysemu/sysemu.h b/include/sysemu/sysemu.h index d8539fd..8de5100 100644 --- a/include/sysemu/sysemu.h +++ b/include/sysemu/sysemu.h @@ -130,6 +130,7 @@ extern int no_shutdown; extern int semihosting_enabled; extern int old_param; extern int boot_menu; +extern bool boot_strict; extern uint8_t *boot_splash_filedata; extern size_t boot_splash_filedata_size; extern uint8_t qemu_extra_params_fw[2]; diff --git a/vl.c b/vl.c index 9c9acf5..1b0432a 100644 --- a/vl.c +++ b/vl.c @@ -178,23 +178,12 @@ int ctrl_grab = 0; unsigned int nb_prom_envs = 0; const char *prom_envs[MAX_PROM_ENVS]; int boot_menu; -static bool boot_strict; +bool boot_strict; uint8_t *boot_splash_filedata; size_t boot_splash_filedata_size; uint8_t qemu_extra_params_fw[2]; int icount_align_option; -typedef struct FWBootEntry FWBootEntry; - -struct FWBootEntry { - QTAILQ_ENTRY(FWBootEntry) link; - int32_t bootindex; - DeviceState *dev; - char *suffix; -}; - -static QTAILQ_HEAD(, FWBootEntry) fw_boot_order = - QTAILQ_HEAD_INITIALIZER(fw_boot_order); int nb_numa_nodes; int max_numa_nodeid; @@ -1241,111 +1230,6 @@ static void restore_boot_order(void *opaque) g_free(normal_boot_order); } -void add_boot_device_path(int32_t bootindex, DeviceState *dev, - const char *suffix) -{ - FWBootEntry *node, *i; - - if (bootindex < 0) { - return; - } - - assert(dev != NULL || suffix != NULL); - - node = g_malloc0(sizeof(FWBootEntry)); - node->bootindex = bootindex; - node->suffix = g_strdup(suffix); - node->dev = dev; - - QTAILQ_FOREACH(i, &fw_boot_order, link) { - if (i->bootindex == bootindex) { - fprintf(stderr, "Two devices with same boot index %d\n", bootindex); - exit(1); - } else if (i->bootindex < bootindex) { - continue; - } - QTAILQ_INSERT_BEFORE(i, node, link); - return; - } - QTAILQ_INSERT_TAIL(&fw_boot_order, node, link); -} - -DeviceState *get_boot_device(uint32_t position) -{ - uint32_t counter = 0; - FWBootEntry *i = NULL; - DeviceState *res = NULL; - - if (!QTAILQ_EMPTY(&fw_boot_order)) { - QTAILQ_FOREACH(i, &fw_boot_order, link) { - if (counter == position) { - res = i->dev; - break; - } - counter++; - } - } - return res; -} - -/* - * This function returns null terminated string that consist of new line - * separated device paths. - * - * memory pointed by "size" is assigned total length of the array in bytes - * - */ -char *get_boot_devices_list(size_t *size, bool ignore_suffixes) -{ - FWBootEntry *i; - size_t total = 0; - char *list = NULL; - - QTAILQ_FOREACH(i, &fw_boot_order, link) { - char *devpath = NULL, *bootpath; - size_t len; - - if (i->dev) { - devpath = qdev_get_fw_dev_path(i->dev); - assert(devpath); - } - - if (i->suffix && !ignore_suffixes && devpath) { - size_t bootpathlen = strlen(devpath) + strlen(i->suffix) + 1; - - bootpath = g_malloc(bootpathlen); - snprintf(bootpath, bootpathlen, "%s%s", devpath, i->suffix); - g_free(devpath); - } else if (devpath) { - bootpath = devpath; - } else if (!ignore_suffixes) { - assert(i->suffix); - bootpath = g_strdup(i->suffix); - } else { - bootpath = g_strdup(""); - } - - if (total) { - list[total-1] = '\n'; - } - len = strlen(bootpath) + 1; - list = g_realloc(list, total + len); - memcpy(&list[total], bootpath, len); - total += len; - g_free(bootpath); - } - - *size = total; - - if (boot_strict && *size > 0) { - list[total-1] = '\n'; - list = g_realloc(list, total + 5); - memcpy(&list[total], "HALT", 5); - *size = total + 5; - } - return list; -} - static QemuOptsList qemu_smp_opts = { .name = "smp-opts", .implied_opt_name = "cpus",