| /* |
| * QEMU System Emulator |
| * |
| * Copyright (c) 2003-2008 Fabrice Bellard |
| * |
| * 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 "qemu/osdep.h" |
| #include "qemu-common.h" |
| #include "qemu/units.h" |
| #include "qapi/error.h" |
| #include "qemu-version.h" |
| #include "qemu/cutils.h" |
| #include "qemu/help_option.h" |
| #include "qemu/uuid.h" |
| #include "sysemu/seccomp.h" |
| #include "sysemu/tcg.h" |
| |
| #ifdef CONFIG_SDL |
| #if defined(__APPLE__) || defined(main) |
| #include <SDL.h> |
| int qemu_main(int argc, char **argv, char **envp); |
| int main(int argc, char **argv) |
| { |
| return qemu_main(argc, argv, NULL); |
| } |
| #undef main |
| #define main qemu_main |
| #endif |
| #endif /* CONFIG_SDL */ |
| |
| #ifdef CONFIG_COCOA |
| #undef main |
| #define main qemu_main |
| #endif /* CONFIG_COCOA */ |
| |
| |
| #include "qemu/error-report.h" |
| #include "qemu/sockets.h" |
| #include "hw/hw.h" |
| #include "sysemu/accel.h" |
| #include "hw/usb.h" |
| #include "hw/isa/isa.h" |
| #include "hw/scsi/scsi.h" |
| #include "hw/display/vga.h" |
| #include "hw/bt.h" |
| #include "sysemu/watchdog.h" |
| #include "hw/firmware/smbios.h" |
| #include "hw/acpi/acpi.h" |
| #include "hw/xen/xen.h" |
| #include "hw/qdev.h" |
| #include "hw/loader.h" |
| #include "monitor/qdev.h" |
| #include "sysemu/bt.h" |
| #include "net/net.h" |
| #include "net/slirp.h" |
| #include "monitor/monitor.h" |
| #include "ui/console.h" |
| #include "ui/input.h" |
| #include "sysemu/sysemu.h" |
| #include "sysemu/numa.h" |
| #include "exec/gdbstub.h" |
| #include "qemu/timer.h" |
| #include "chardev/char.h" |
| #include "qemu/bitmap.h" |
| #include "qemu/log.h" |
| #include "sysemu/blockdev.h" |
| #include "hw/block/block.h" |
| #include "migration/misc.h" |
| #include "migration/snapshot.h" |
| #include "migration/global_state.h" |
| #include "sysemu/tpm.h" |
| #include "sysemu/dma.h" |
| #include "hw/audio/soundhw.h" |
| #include "audio/audio.h" |
| #include "sysemu/cpus.h" |
| #include "migration/colo.h" |
| #include "migration/postcopy-ram.h" |
| #include "sysemu/kvm.h" |
| #include "sysemu/hax.h" |
| #include "qapi/qobject-input-visitor.h" |
| #include "qemu/option.h" |
| #include "qemu/config-file.h" |
| #include "qemu-options.h" |
| #include "qemu/main-loop.h" |
| #ifdef CONFIG_VIRTFS |
| #include "fsdev/qemu-fsdev.h" |
| #endif |
| #include "sysemu/qtest.h" |
| |
| #include "disas/disas.h" |
| |
| #include "trace-root.h" |
| #include "trace/control.h" |
| #include "qemu/queue.h" |
| #include "sysemu/arch_init.h" |
| |
| #include "ui/qemu-spice.h" |
| #include "qapi/string-input-visitor.h" |
| #include "qapi/opts-visitor.h" |
| #include "qapi/clone-visitor.h" |
| #include "qom/object_interfaces.h" |
| #include "hw/semihosting/semihost.h" |
| #include "crypto/init.h" |
| #include "sysemu/replay.h" |
| #include "qapi/qapi-events-run-state.h" |
| #include "qapi/qapi-visit-block-core.h" |
| #include "qapi/qapi-visit-ui.h" |
| #include "qapi/qapi-commands-block-core.h" |
| #include "qapi/qapi-commands-run-state.h" |
| #include "qapi/qapi-commands-ui.h" |
| #include "qapi/qmp/qerror.h" |
| #include "sysemu/iothread.h" |
| #include "qemu/guest-random.h" |
| |
| #define MAX_VIRTIO_CONSOLES 1 |
| |
| static const char *data_dir[16]; |
| static int data_dir_idx; |
| const char *bios_name = NULL; |
| enum vga_retrace_method vga_retrace_method = VGA_RETRACE_DUMB; |
| int display_opengl; |
| const char* keyboard_layout = NULL; |
| ram_addr_t ram_size; |
| const char *mem_path = NULL; |
| int mem_prealloc = 0; /* force preallocation of physical target memory */ |
| bool enable_mlock = false; |
| bool enable_cpu_pm = false; |
| int nb_nics; |
| NICInfo nd_table[MAX_NICS]; |
| int autostart; |
| static enum { |
| RTC_BASE_UTC, |
| RTC_BASE_LOCALTIME, |
| RTC_BASE_DATETIME, |
| } rtc_base_type = RTC_BASE_UTC; |
| static time_t rtc_ref_start_datetime; |
| static int rtc_realtime_clock_offset; /* used only with QEMU_CLOCK_REALTIME */ |
| static int rtc_host_datetime_offset = -1; /* valid & used only with |
| RTC_BASE_DATETIME */ |
| QEMUClockType rtc_clock; |
| int vga_interface_type = VGA_NONE; |
| static DisplayOptions dpy; |
| static int num_serial_hds; |
| static Chardev **serial_hds; |
| Chardev *parallel_hds[MAX_PARALLEL_PORTS]; |
| int win2k_install_hack = 0; |
| int singlestep = 0; |
| int acpi_enabled = 1; |
| int no_hpet = 0; |
| int fd_bootchk = 1; |
| static int no_reboot; |
| int no_shutdown = 0; |
| int cursor_hide = 1; |
| int graphic_rotate = 0; |
| const char *watchdog; |
| QEMUOptionRom option_rom[MAX_OPTION_ROMS]; |
| int nb_option_roms; |
| int old_param = 0; |
| const char *qemu_name; |
| int alt_grab = 0; |
| int ctrl_grab = 0; |
| unsigned int nb_prom_envs = 0; |
| const char *prom_envs[MAX_PROM_ENVS]; |
| int boot_menu; |
| bool boot_strict; |
| uint8_t *boot_splash_filedata; |
| int only_migratable; /* turn it off unless user states otherwise */ |
| bool wakeup_suspend_enabled; |
| |
| int icount_align_option; |
| |
| /* The bytes in qemu_uuid are in the order specified by RFC4122, _not_ in the |
| * little-endian "wire format" described in the SMBIOS 2.6 specification. |
| */ |
| QemuUUID qemu_uuid; |
| bool qemu_uuid_set; |
| |
| static NotifierList exit_notifiers = |
| NOTIFIER_LIST_INITIALIZER(exit_notifiers); |
| |
| static NotifierList machine_init_done_notifiers = |
| NOTIFIER_LIST_INITIALIZER(machine_init_done_notifiers); |
| |
| bool xen_allowed; |
| uint32_t xen_domid; |
| enum xen_mode xen_mode = XEN_EMULATE; |
| bool xen_domid_restrict; |
| |
| static int has_defaults = 1; |
| static int default_serial = 1; |
| static int default_parallel = 1; |
| static int default_monitor = 1; |
| static int default_floppy = 1; |
| static int default_cdrom = 1; |
| static int default_sdcard = 1; |
| static int default_vga = 1; |
| static int default_net = 1; |
| |
| static struct { |
| const char *driver; |
| int *flag; |
| } default_list[] = { |
| { .driver = "isa-serial", .flag = &default_serial }, |
| { .driver = "isa-parallel", .flag = &default_parallel }, |
| { .driver = "isa-fdc", .flag = &default_floppy }, |
| { .driver = "floppy", .flag = &default_floppy }, |
| { .driver = "ide-cd", .flag = &default_cdrom }, |
| { .driver = "ide-hd", .flag = &default_cdrom }, |
| { .driver = "ide-drive", .flag = &default_cdrom }, |
| { .driver = "scsi-cd", .flag = &default_cdrom }, |
| { .driver = "scsi-hd", .flag = &default_cdrom }, |
| { .driver = "VGA", .flag = &default_vga }, |
| { .driver = "isa-vga", .flag = &default_vga }, |
| { .driver = "cirrus-vga", .flag = &default_vga }, |
| { .driver = "isa-cirrus-vga", .flag = &default_vga }, |
| { .driver = "vmware-svga", .flag = &default_vga }, |
| { .driver = "qxl-vga", .flag = &default_vga }, |
| { .driver = "virtio-vga", .flag = &default_vga }, |
| { .driver = "ati-vga", .flag = &default_vga }, |
| { .driver = "vhost-user-vga", .flag = &default_vga }, |
| }; |
| |
| static QemuOptsList qemu_rtc_opts = { |
| .name = "rtc", |
| .head = QTAILQ_HEAD_INITIALIZER(qemu_rtc_opts.head), |
| .merge_lists = true, |
| .desc = { |
| { |
| .name = "base", |
| .type = QEMU_OPT_STRING, |
| },{ |
| .name = "clock", |
| .type = QEMU_OPT_STRING, |
| },{ |
| .name = "driftfix", |
| .type = QEMU_OPT_STRING, |
| }, |
| { /* end of list */ } |
| }, |
| }; |
| |
| static QemuOptsList qemu_option_rom_opts = { |
| .name = "option-rom", |
| .implied_opt_name = "romfile", |
| .head = QTAILQ_HEAD_INITIALIZER(qemu_option_rom_opts.head), |
| .desc = { |
| { |
| .name = "bootindex", |
| .type = QEMU_OPT_NUMBER, |
| }, { |
| .name = "romfile", |
| .type = QEMU_OPT_STRING, |
| }, |
| { /* end of list */ } |
| }, |
| }; |
| |
| static QemuOptsList qemu_machine_opts = { |
| .name = "machine", |
| .implied_opt_name = "type", |
| .merge_lists = true, |
| .head = QTAILQ_HEAD_INITIALIZER(qemu_machine_opts.head), |
| .desc = { |
| /* |
| * no elements => accept any |
| * sanity checking will happen later |
| * when setting machine properties |
| */ |
| { } |
| }, |
| }; |
| |
| static QemuOptsList qemu_accel_opts = { |
| .name = "accel", |
| .implied_opt_name = "accel", |
| .head = QTAILQ_HEAD_INITIALIZER(qemu_accel_opts.head), |
| .merge_lists = true, |
| .desc = { |
| { |
| .name = "accel", |
| .type = QEMU_OPT_STRING, |
| .help = "Select the type of accelerator", |
| }, |
| { |
| .name = "thread", |
| .type = QEMU_OPT_STRING, |
| .help = "Enable/disable multi-threaded TCG", |
| }, |
| { /* end of list */ } |
| }, |
| }; |
| |
| static QemuOptsList qemu_boot_opts = { |
| .name = "boot-opts", |
| .implied_opt_name = "order", |
| .merge_lists = true, |
| .head = QTAILQ_HEAD_INITIALIZER(qemu_boot_opts.head), |
| .desc = { |
| { |
| .name = "order", |
| .type = QEMU_OPT_STRING, |
| }, { |
| .name = "once", |
| .type = QEMU_OPT_STRING, |
| }, { |
| .name = "menu", |
| .type = QEMU_OPT_BOOL, |
| }, { |
| .name = "splash", |
| .type = QEMU_OPT_STRING, |
| }, { |
| .name = "splash-time", |
| .type = QEMU_OPT_NUMBER, |
| }, { |
| .name = "reboot-timeout", |
| .type = QEMU_OPT_NUMBER, |
| }, { |
| .name = "strict", |
| .type = QEMU_OPT_BOOL, |
| }, |
| { /*End of list */ } |
| }, |
| }; |
| |
| static QemuOptsList qemu_add_fd_opts = { |
| .name = "add-fd", |
| .head = QTAILQ_HEAD_INITIALIZER(qemu_add_fd_opts.head), |
| .desc = { |
| { |
| .name = "fd", |
| .type = QEMU_OPT_NUMBER, |
| .help = "file descriptor of which a duplicate is added to fd set", |
| },{ |
| .name = "set", |
| .type = QEMU_OPT_NUMBER, |
| .help = "ID of the fd set to add fd to", |
| },{ |
| .name = "opaque", |
| .type = QEMU_OPT_STRING, |
| .help = "free-form string used to describe fd", |
| }, |
| { /* end of list */ } |
| }, |
| }; |
| |
| static QemuOptsList qemu_object_opts = { |
| .name = "object", |
| .implied_opt_name = "qom-type", |
| .head = QTAILQ_HEAD_INITIALIZER(qemu_object_opts.head), |
| .desc = { |
| { } |
| }, |
| }; |
| |
| static QemuOptsList qemu_tpmdev_opts = { |
| .name = "tpmdev", |
| .implied_opt_name = "type", |
| .head = QTAILQ_HEAD_INITIALIZER(qemu_tpmdev_opts.head), |
| .desc = { |
| /* options are defined in the TPM backends */ |
| { /* end of list */ } |
| }, |
| }; |
| |
| static QemuOptsList qemu_realtime_opts = { |
| .name = "realtime", |
| .head = QTAILQ_HEAD_INITIALIZER(qemu_realtime_opts.head), |
| .desc = { |
| { |
| .name = "mlock", |
| .type = QEMU_OPT_BOOL, |
| }, |
| { /* end of list */ } |
| }, |
| }; |
| |
| static QemuOptsList qemu_overcommit_opts = { |
| .name = "overcommit", |
| .head = QTAILQ_HEAD_INITIALIZER(qemu_overcommit_opts.head), |
| .desc = { |
| { |
| .name = "mem-lock", |
| .type = QEMU_OPT_BOOL, |
| }, |
| { |
| .name = "cpu-pm", |
| .type = QEMU_OPT_BOOL, |
| }, |
| { /* end of list */ } |
| }, |
| }; |
| |
| static QemuOptsList qemu_msg_opts = { |
| .name = "msg", |
| .head = QTAILQ_HEAD_INITIALIZER(qemu_msg_opts.head), |
| .desc = { |
| { |
| .name = "timestamp", |
| .type = QEMU_OPT_BOOL, |
| }, |
| { /* end of list */ } |
| }, |
| }; |
| |
| static QemuOptsList qemu_name_opts = { |
| .name = "name", |
| .implied_opt_name = "guest", |
| .merge_lists = true, |
| .head = QTAILQ_HEAD_INITIALIZER(qemu_name_opts.head), |
| .desc = { |
| { |
| .name = "guest", |
| .type = QEMU_OPT_STRING, |
| .help = "Sets the name of the guest.\n" |
| "This name will be displayed in the SDL window caption.\n" |
| "The name will also be used for the VNC server", |
| }, { |
| .name = "process", |
| .type = QEMU_OPT_STRING, |
| .help = "Sets the name of the QEMU process, as shown in top etc", |
| }, { |
| .name = "debug-threads", |
| .type = QEMU_OPT_BOOL, |
| .help = "When enabled, name the individual threads; defaults off.\n" |
| "NOTE: The thread names are for debugging and not a\n" |
| "stable API.", |
| }, |
| { /* End of list */ } |
| }, |
| }; |
| |
| static QemuOptsList qemu_mem_opts = { |
| .name = "memory", |
| .implied_opt_name = "size", |
| .head = QTAILQ_HEAD_INITIALIZER(qemu_mem_opts.head), |
| .merge_lists = true, |
| .desc = { |
| { |
| .name = "size", |
| .type = QEMU_OPT_SIZE, |
| }, |
| { |
| .name = "slots", |
| .type = QEMU_OPT_NUMBER, |
| }, |
| { |
| .name = "maxmem", |
| .type = QEMU_OPT_SIZE, |
| }, |
| { /* end of list */ } |
| }, |
| }; |
| |
| static QemuOptsList qemu_icount_opts = { |
| .name = "icount", |
| .implied_opt_name = "shift", |
| .merge_lists = true, |
| .head = QTAILQ_HEAD_INITIALIZER(qemu_icount_opts.head), |
| .desc = { |
| { |
| .name = "shift", |
| .type = QEMU_OPT_STRING, |
| }, { |
| .name = "align", |
| .type = QEMU_OPT_BOOL, |
| }, { |
| .name = "sleep", |
| .type = QEMU_OPT_BOOL, |
| }, { |
| .name = "rr", |
| .type = QEMU_OPT_STRING, |
| }, { |
| .name = "rrfile", |
| .type = QEMU_OPT_STRING, |
| }, { |
| .name = "rrsnapshot", |
| .type = QEMU_OPT_STRING, |
| }, |
| { /* end of list */ } |
| }, |
| }; |
| |
| static QemuOptsList qemu_fw_cfg_opts = { |
| .name = "fw_cfg", |
| .implied_opt_name = "name", |
| .head = QTAILQ_HEAD_INITIALIZER(qemu_fw_cfg_opts.head), |
| .desc = { |
| { |
| .name = "name", |
| .type = QEMU_OPT_STRING, |
| .help = "Sets the fw_cfg name of the blob to be inserted", |
| }, { |
| .name = "file", |
| .type = QEMU_OPT_STRING, |
| .help = "Sets the name of the file from which " |
| "the fw_cfg blob will be loaded", |
| }, { |
| .name = "string", |
| .type = QEMU_OPT_STRING, |
| .help = "Sets content of the blob to be inserted from a string", |
| }, |
| { /* end of list */ } |
| }, |
| }; |
| |
| /** |
| * Get machine options |
| * |
| * Returns: machine options (never null). |
| */ |
| QemuOpts *qemu_get_machine_opts(void) |
| { |
| return qemu_find_opts_singleton("machine"); |
| } |
| |
| const char *qemu_get_vm_name(void) |
| { |
| return qemu_name; |
| } |
| |
| static void res_free(void) |
| { |
| g_free(boot_splash_filedata); |
| boot_splash_filedata = NULL; |
| } |
| |
| static int default_driver_check(void *opaque, QemuOpts *opts, Error **errp) |
| { |
| const char *driver = qemu_opt_get(opts, "driver"); |
| int i; |
| |
| if (!driver) |
| return 0; |
| for (i = 0; i < ARRAY_SIZE(default_list); i++) { |
| if (strcmp(default_list[i].driver, driver) != 0) |
| continue; |
| *(default_list[i].flag) = 0; |
| } |
| return 0; |
| } |
| |
| /***********************************************************/ |
| /* QEMU state */ |
| |
| static RunState current_run_state = RUN_STATE_PRECONFIG; |
| |
| /* We use RUN_STATE__MAX but any invalid value will do */ |
| static RunState vmstop_requested = RUN_STATE__MAX; |
| static QemuMutex vmstop_lock; |
| |
| typedef struct { |
| RunState from; |
| RunState to; |
| } RunStateTransition; |
| |
| static const RunStateTransition runstate_transitions_def[] = { |
| /* from -> to */ |
| { RUN_STATE_PRECONFIG, RUN_STATE_PRELAUNCH }, |
| /* Early switch to inmigrate state to allow -incoming CLI option work |
| * as it used to. TODO: delay actual switching to inmigrate state to |
| * the point after machine is built and remove this hack. |
| */ |
| { RUN_STATE_PRECONFIG, RUN_STATE_INMIGRATE }, |
| |
| { RUN_STATE_DEBUG, RUN_STATE_RUNNING }, |
| { RUN_STATE_DEBUG, RUN_STATE_FINISH_MIGRATE }, |
| { RUN_STATE_DEBUG, RUN_STATE_PRELAUNCH }, |
| |
| { RUN_STATE_INMIGRATE, RUN_STATE_INTERNAL_ERROR }, |
| { RUN_STATE_INMIGRATE, RUN_STATE_IO_ERROR }, |
| { RUN_STATE_INMIGRATE, RUN_STATE_PAUSED }, |
| { RUN_STATE_INMIGRATE, RUN_STATE_RUNNING }, |
| { RUN_STATE_INMIGRATE, RUN_STATE_SHUTDOWN }, |
| { RUN_STATE_INMIGRATE, RUN_STATE_SUSPENDED }, |
| { RUN_STATE_INMIGRATE, RUN_STATE_WATCHDOG }, |
| { RUN_STATE_INMIGRATE, RUN_STATE_GUEST_PANICKED }, |
| { RUN_STATE_INMIGRATE, RUN_STATE_FINISH_MIGRATE }, |
| { RUN_STATE_INMIGRATE, RUN_STATE_PRELAUNCH }, |
| { RUN_STATE_INMIGRATE, RUN_STATE_POSTMIGRATE }, |
| { RUN_STATE_INMIGRATE, RUN_STATE_COLO }, |
| |
| { RUN_STATE_INTERNAL_ERROR, RUN_STATE_PAUSED }, |
| { RUN_STATE_INTERNAL_ERROR, RUN_STATE_FINISH_MIGRATE }, |
| { RUN_STATE_INTERNAL_ERROR, RUN_STATE_PRELAUNCH }, |
| |
| { RUN_STATE_IO_ERROR, RUN_STATE_RUNNING }, |
| { RUN_STATE_IO_ERROR, RUN_STATE_FINISH_MIGRATE }, |
| { RUN_STATE_IO_ERROR, RUN_STATE_PRELAUNCH }, |
| |
| { RUN_STATE_PAUSED, RUN_STATE_RUNNING }, |
| { RUN_STATE_PAUSED, RUN_STATE_FINISH_MIGRATE }, |
| { RUN_STATE_PAUSED, RUN_STATE_POSTMIGRATE }, |
| { RUN_STATE_PAUSED, RUN_STATE_PRELAUNCH }, |
| { RUN_STATE_PAUSED, RUN_STATE_COLO}, |
| |
| { RUN_STATE_POSTMIGRATE, RUN_STATE_RUNNING }, |
| { RUN_STATE_POSTMIGRATE, RUN_STATE_FINISH_MIGRATE }, |
| { RUN_STATE_POSTMIGRATE, RUN_STATE_PRELAUNCH }, |
| |
| { RUN_STATE_PRELAUNCH, RUN_STATE_RUNNING }, |
| { RUN_STATE_PRELAUNCH, RUN_STATE_FINISH_MIGRATE }, |
| { RUN_STATE_PRELAUNCH, RUN_STATE_INMIGRATE }, |
| |
| { RUN_STATE_FINISH_MIGRATE, RUN_STATE_RUNNING }, |
| { RUN_STATE_FINISH_MIGRATE, RUN_STATE_PAUSED }, |
| { RUN_STATE_FINISH_MIGRATE, RUN_STATE_POSTMIGRATE }, |
| { RUN_STATE_FINISH_MIGRATE, RUN_STATE_PRELAUNCH }, |
| { RUN_STATE_FINISH_MIGRATE, RUN_STATE_COLO}, |
| |
| { RUN_STATE_RESTORE_VM, RUN_STATE_RUNNING }, |
| { RUN_STATE_RESTORE_VM, RUN_STATE_PRELAUNCH }, |
| |
| { RUN_STATE_COLO, RUN_STATE_RUNNING }, |
| |
| { RUN_STATE_RUNNING, RUN_STATE_DEBUG }, |
| { RUN_STATE_RUNNING, RUN_STATE_INTERNAL_ERROR }, |
| { RUN_STATE_RUNNING, RUN_STATE_IO_ERROR }, |
| { RUN_STATE_RUNNING, RUN_STATE_PAUSED }, |
| { RUN_STATE_RUNNING, RUN_STATE_FINISH_MIGRATE }, |
| { RUN_STATE_RUNNING, RUN_STATE_RESTORE_VM }, |
| { RUN_STATE_RUNNING, RUN_STATE_SAVE_VM }, |
| { RUN_STATE_RUNNING, RUN_STATE_SHUTDOWN }, |
| { RUN_STATE_RUNNING, RUN_STATE_WATCHDOG }, |
| { RUN_STATE_RUNNING, RUN_STATE_GUEST_PANICKED }, |
| { RUN_STATE_RUNNING, RUN_STATE_COLO}, |
| |
| { RUN_STATE_SAVE_VM, RUN_STATE_RUNNING }, |
| |
| { RUN_STATE_SHUTDOWN, RUN_STATE_PAUSED }, |
| { RUN_STATE_SHUTDOWN, RUN_STATE_FINISH_MIGRATE }, |
| { RUN_STATE_SHUTDOWN, RUN_STATE_PRELAUNCH }, |
| |
| { RUN_STATE_DEBUG, RUN_STATE_SUSPENDED }, |
| { RUN_STATE_RUNNING, RUN_STATE_SUSPENDED }, |
| { RUN_STATE_SUSPENDED, RUN_STATE_RUNNING }, |
| { RUN_STATE_SUSPENDED, RUN_STATE_FINISH_MIGRATE }, |
| { RUN_STATE_SUSPENDED, RUN_STATE_PRELAUNCH }, |
| { RUN_STATE_SUSPENDED, RUN_STATE_COLO}, |
| |
| { RUN_STATE_WATCHDOG, RUN_STATE_RUNNING }, |
| { RUN_STATE_WATCHDOG, RUN_STATE_FINISH_MIGRATE }, |
| { RUN_STATE_WATCHDOG, RUN_STATE_PRELAUNCH }, |
| { RUN_STATE_WATCHDOG, RUN_STATE_COLO}, |
| |
| { RUN_STATE_GUEST_PANICKED, RUN_STATE_RUNNING }, |
| { RUN_STATE_GUEST_PANICKED, RUN_STATE_FINISH_MIGRATE }, |
| { RUN_STATE_GUEST_PANICKED, RUN_STATE_PRELAUNCH }, |
| |
| { RUN_STATE__MAX, RUN_STATE__MAX }, |
| }; |
| |
| static bool runstate_valid_transitions[RUN_STATE__MAX][RUN_STATE__MAX]; |
| |
| bool runstate_check(RunState state) |
| { |
| return current_run_state == state; |
| } |
| |
| bool runstate_store(char *str, size_t size) |
| { |
| const char *state = RunState_str(current_run_state); |
| size_t len = strlen(state) + 1; |
| |
| if (len > size) { |
| return false; |
| } |
| memcpy(str, state, len); |
| return true; |
| } |
| |
| static void runstate_init(void) |
| { |
| const RunStateTransition *p; |
| |
| memset(&runstate_valid_transitions, 0, sizeof(runstate_valid_transitions)); |
| for (p = &runstate_transitions_def[0]; p->from != RUN_STATE__MAX; p++) { |
| runstate_valid_transitions[p->from][p->to] = true; |
| } |
| |
| qemu_mutex_init(&vmstop_lock); |
| } |
| |
| /* This function will abort() on invalid state transitions */ |
| void runstate_set(RunState new_state) |
| { |
| assert(new_state < RUN_STATE__MAX); |
| |
| trace_runstate_set(current_run_state, RunState_str(current_run_state), |
| new_state, RunState_str(new_state)); |
| |
| if (current_run_state == new_state) { |
| return; |
| } |
| |
| if (!runstate_valid_transitions[current_run_state][new_state]) { |
| error_report("invalid runstate transition: '%s' -> '%s'", |
| RunState_str(current_run_state), |
| RunState_str(new_state)); |
| abort(); |
| } |
| |
| current_run_state = new_state; |
| } |
| |
| int runstate_is_running(void) |
| { |
| return runstate_check(RUN_STATE_RUNNING); |
| } |
| |
| bool runstate_needs_reset(void) |
| { |
| return runstate_check(RUN_STATE_INTERNAL_ERROR) || |
| runstate_check(RUN_STATE_SHUTDOWN); |
| } |
| |
| StatusInfo *qmp_query_status(Error **errp) |
| { |
| StatusInfo *info = g_malloc0(sizeof(*info)); |
| |
| info->running = runstate_is_running(); |
| info->singlestep = singlestep; |
| info->status = current_run_state; |
| |
| return info; |
| } |
| |
| bool qemu_vmstop_requested(RunState *r) |
| { |
| qemu_mutex_lock(&vmstop_lock); |
| *r = vmstop_requested; |
| vmstop_requested = RUN_STATE__MAX; |
| qemu_mutex_unlock(&vmstop_lock); |
| return *r < RUN_STATE__MAX; |
| } |
| |
| void qemu_system_vmstop_request_prepare(void) |
| { |
| qemu_mutex_lock(&vmstop_lock); |
| } |
| |
| void qemu_system_vmstop_request(RunState state) |
| { |
| vmstop_requested = state; |
| qemu_mutex_unlock(&vmstop_lock); |
| qemu_notify_event(); |
| } |
| |
| /***********************************************************/ |
| /* RTC reference time/date access */ |
| static time_t qemu_ref_timedate(QEMUClockType clock) |
| { |
| time_t value = qemu_clock_get_ms(clock) / 1000; |
| switch (clock) { |
| case QEMU_CLOCK_REALTIME: |
| value -= rtc_realtime_clock_offset; |
| /* no break */ |
| case QEMU_CLOCK_VIRTUAL: |
| value += rtc_ref_start_datetime; |
| break; |
| case QEMU_CLOCK_HOST: |
| if (rtc_base_type == RTC_BASE_DATETIME) { |
| value -= rtc_host_datetime_offset; |
| } |
| break; |
| default: |
| assert(0); |
| } |
| return value; |
| } |
| |
| void qemu_get_timedate(struct tm *tm, int offset) |
| { |
| time_t ti = qemu_ref_timedate(rtc_clock); |
| |
| ti += offset; |
| |
| switch (rtc_base_type) { |
| case RTC_BASE_DATETIME: |
| case RTC_BASE_UTC: |
| gmtime_r(&ti, tm); |
| break; |
| case RTC_BASE_LOCALTIME: |
| localtime_r(&ti, tm); |
| break; |
| } |
| } |
| |
| int qemu_timedate_diff(struct tm *tm) |
| { |
| time_t seconds; |
| |
| switch (rtc_base_type) { |
| case RTC_BASE_DATETIME: |
| case RTC_BASE_UTC: |
| seconds = mktimegm(tm); |
| break; |
| case RTC_BASE_LOCALTIME: |
| { |
| struct tm tmp = *tm; |
| tmp.tm_isdst = -1; /* use timezone to figure it out */ |
| seconds = mktime(&tmp); |
| break; |
| } |
| default: |
| abort(); |
| } |
| |
| return seconds - qemu_ref_timedate(QEMU_CLOCK_HOST); |
| } |
| |
| static void configure_rtc_base_datetime(const char *startdate) |
| { |
| time_t rtc_start_datetime; |
| struct tm tm; |
| |
| if (sscanf(startdate, "%d-%d-%dT%d:%d:%d", &tm.tm_year, &tm.tm_mon, |
| &tm.tm_mday, &tm.tm_hour, &tm.tm_min, &tm.tm_sec) == 6) { |
| /* OK */ |
| } else if (sscanf(startdate, "%d-%d-%d", |
| &tm.tm_year, &tm.tm_mon, &tm.tm_mday) == 3) { |
| tm.tm_hour = 0; |
| tm.tm_min = 0; |
| tm.tm_sec = 0; |
| } else { |
| goto date_fail; |
| } |
| tm.tm_year -= 1900; |
| tm.tm_mon--; |
| rtc_start_datetime = mktimegm(&tm); |
| if (rtc_start_datetime == -1) { |
| date_fail: |
| error_report("invalid datetime format"); |
| error_printf("valid formats: " |
| "'2006-06-17T16:01:21' or '2006-06-17'\n"); |
| exit(1); |
| } |
| rtc_host_datetime_offset = rtc_ref_start_datetime - rtc_start_datetime; |
| rtc_ref_start_datetime = rtc_start_datetime; |
| } |
| |
| static void configure_rtc(QemuOpts *opts) |
| { |
| const char *value; |
| |
| /* Set defaults */ |
| rtc_clock = QEMU_CLOCK_HOST; |
| rtc_ref_start_datetime = qemu_clock_get_ms(QEMU_CLOCK_HOST) / 1000; |
| rtc_realtime_clock_offset = qemu_clock_get_ms(QEMU_CLOCK_REALTIME) / 1000; |
| |
| value = qemu_opt_get(opts, "base"); |
| if (value) { |
| if (!strcmp(value, "utc")) { |
| rtc_base_type = RTC_BASE_UTC; |
| } else if (!strcmp(value, "localtime")) { |
| Error *blocker = NULL; |
| rtc_base_type = RTC_BASE_LOCALTIME; |
| error_setg(&blocker, QERR_REPLAY_NOT_SUPPORTED, |
| "-rtc base=localtime"); |
| replay_add_blocker(blocker); |
| } else { |
| rtc_base_type = RTC_BASE_DATETIME; |
| configure_rtc_base_datetime(value); |
| } |
| } |
| value = qemu_opt_get(opts, "clock"); |
| if (value) { |
| if (!strcmp(value, "host")) { |
| rtc_clock = QEMU_CLOCK_HOST; |
| } else if (!strcmp(value, "rt")) { |
| rtc_clock = QEMU_CLOCK_REALTIME; |
| } else if (!strcmp(value, "vm")) { |
| rtc_clock = QEMU_CLOCK_VIRTUAL; |
| } else { |
| error_report("invalid option value '%s'", value); |
| exit(1); |
| } |
| } |
| value = qemu_opt_get(opts, "driftfix"); |
| if (value) { |
| if (!strcmp(value, "slew")) { |
| static GlobalProperty slew_lost_ticks = { |
| .driver = "mc146818rtc", |
| .property = "lost_tick_policy", |
| .value = "slew", |
| }; |
| |
| qdev_prop_register_global(&slew_lost_ticks); |
| } else if (!strcmp(value, "none")) { |
| /* discard is default */ |
| } else { |
| error_report("invalid option value '%s'", value); |
| exit(1); |
| } |
| } |
| } |
| |
| /***********************************************************/ |
| /* Bluetooth support */ |
| static int nb_hcis; |
| static int cur_hci; |
| static struct HCIInfo *hci_table[MAX_NICS]; |
| |
| struct HCIInfo *qemu_next_hci(void) |
| { |
| if (cur_hci == nb_hcis) |
| return &null_hci; |
| |
| return hci_table[cur_hci++]; |
| } |
| |
| static int bt_hci_parse(const char *str) |
| { |
| struct HCIInfo *hci; |
| bdaddr_t bdaddr; |
| |
| if (nb_hcis >= MAX_NICS) { |
| error_report("too many bluetooth HCIs (max %i)", MAX_NICS); |
| return -1; |
| } |
| |
| hci = hci_init(str); |
| if (!hci) |
| return -1; |
| |
| bdaddr.b[0] = 0x52; |
| bdaddr.b[1] = 0x54; |
| bdaddr.b[2] = 0x00; |
| bdaddr.b[3] = 0x12; |
| bdaddr.b[4] = 0x34; |
| bdaddr.b[5] = 0x56 + nb_hcis; |
| hci->bdaddr_set(hci, bdaddr.b); |
| |
| hci_table[nb_hcis++] = hci; |
| |
| return 0; |
| } |
| |
| static void bt_vhci_add(int vlan_id) |
| { |
| struct bt_scatternet_s *vlan = qemu_find_bt_vlan(vlan_id); |
| |
| if (!vlan->slave) |
| warn_report("adding a VHCI to an empty scatternet %i", |
| vlan_id); |
| |
| bt_vhci_init(bt_new_hci(vlan)); |
| } |
| |
| static struct bt_device_s *bt_device_add(const char *opt) |
| { |
| struct bt_scatternet_s *vlan; |
| int vlan_id = 0; |
| char *endp = strstr(opt, ",vlan="); |
| int len = (endp ? endp - opt : strlen(opt)) + 1; |
| char devname[10]; |
| |
| pstrcpy(devname, MIN(sizeof(devname), len), opt); |
| |
| if (endp) { |
| vlan_id = strtol(endp + 6, &endp, 0); |
| if (*endp) { |
| error_report("unrecognised bluetooth vlan Id"); |
| return 0; |
| } |
| } |
| |
| vlan = qemu_find_bt_vlan(vlan_id); |
| |
| if (!vlan->slave) |
| warn_report("adding a slave device to an empty scatternet %i", |
| vlan_id); |
| |
| if (!strcmp(devname, "keyboard")) |
| return bt_keyboard_init(vlan); |
| |
| error_report("unsupported bluetooth device '%s'", devname); |
| return 0; |
| } |
| |
| static int bt_parse(const char *opt) |
| { |
| const char *endp, *p; |
| int vlan; |
| |
| if (strstart(opt, "hci", &endp)) { |
| if (!*endp || *endp == ',') { |
| if (*endp) |
| if (!strstart(endp, ",vlan=", 0)) |
| opt = endp + 1; |
| |
| return bt_hci_parse(opt); |
| } |
| } else if (strstart(opt, "vhci", &endp)) { |
| if (!*endp || *endp == ',') { |
| if (*endp) { |
| if (strstart(endp, ",vlan=", &p)) { |
| vlan = strtol(p, (char **) &endp, 0); |
| if (*endp) { |
| error_report("bad scatternet '%s'", p); |
| return 1; |
| } |
| } else { |
| error_report("bad parameter '%s'", endp + 1); |
| return 1; |
| } |
| } else |
| vlan = 0; |
| |
| bt_vhci_add(vlan); |
| return 0; |
| } |
| } else if (strstart(opt, "device:", &endp)) |
| return !bt_device_add(endp); |
| |
| error_report("bad bluetooth parameter '%s'", opt); |
| return 1; |
| } |
| |
| static int parse_name(void *opaque, QemuOpts *opts, Error **errp) |
| { |
| const char *proc_name; |
| |
| if (qemu_opt_get(opts, "debug-threads")) { |
| qemu_thread_naming(qemu_opt_get_bool(opts, "debug-threads", false)); |
| } |
| qemu_name = qemu_opt_get(opts, "guest"); |
| |
| proc_name = qemu_opt_get(opts, "process"); |
| if (proc_name) { |
| os_set_proc_name(proc_name); |
| } |
| |
| return 0; |
| } |
| |
| bool defaults_enabled(void) |
| { |
| return has_defaults; |
| } |
| |
| #ifndef _WIN32 |
| static int parse_add_fd(void *opaque, QemuOpts *opts, Error **errp) |
| { |
| int fd, dupfd, flags; |
| int64_t fdset_id; |
| const char *fd_opaque = NULL; |
| AddfdInfo *fdinfo; |
| |
| fd = qemu_opt_get_number(opts, "fd", -1); |
| fdset_id = qemu_opt_get_number(opts, "set", -1); |
| fd_opaque = qemu_opt_get(opts, "opaque"); |
| |
| if (fd < 0) { |
| error_setg(errp, "fd option is required and must be non-negative"); |
| return -1; |
| } |
| |
| if (fd <= STDERR_FILENO) { |
| error_setg(errp, "fd cannot be a standard I/O stream"); |
| return -1; |
| } |
| |
| /* |
| * All fds inherited across exec() necessarily have FD_CLOEXEC |
| * clear, while qemu sets FD_CLOEXEC on all other fds used internally. |
| */ |
| flags = fcntl(fd, F_GETFD); |
| if (flags == -1 || (flags & FD_CLOEXEC)) { |
| error_setg(errp, "fd is not valid or already in use"); |
| return -1; |
| } |
| |
| if (fdset_id < 0) { |
| error_setg(errp, "set option is required and must be non-negative"); |
| return -1; |
| } |
| |
| #ifdef F_DUPFD_CLOEXEC |
| dupfd = fcntl(fd, F_DUPFD_CLOEXEC, 0); |
| #else |
| dupfd = dup(fd); |
| if (dupfd != -1) { |
| qemu_set_cloexec(dupfd); |
| } |
| #endif |
| if (dupfd == -1) { |
| error_setg(errp, "error duplicating fd: %s", strerror(errno)); |
| return -1; |
| } |
| |
| /* add the duplicate fd, and optionally the opaque string, to the fd set */ |
| fdinfo = monitor_fdset_add_fd(dupfd, true, fdset_id, !!fd_opaque, fd_opaque, |
| &error_abort); |
| g_free(fdinfo); |
| |
| return 0; |
| } |
| |
| static int cleanup_add_fd(void *opaque, QemuOpts *opts, Error **errp) |
| { |
| int fd; |
| |
| fd = qemu_opt_get_number(opts, "fd", -1); |
| close(fd); |
| |
| return 0; |
| } |
| #endif |
| |
| /***********************************************************/ |
| /* QEMU Block devices */ |
| |
| #define HD_OPTS "media=disk" |
| #define CDROM_OPTS "media=cdrom" |
| #define FD_OPTS "" |
| #define PFLASH_OPTS "" |
| #define MTD_OPTS "" |
| #define SD_OPTS "" |
| |
| static int drive_init_func(void *opaque, QemuOpts *opts, Error **errp) |
| { |
| BlockInterfaceType *block_default_type = opaque; |
| |
| return drive_new(opts, *block_default_type, errp) == NULL; |
| } |
| |
| static int drive_enable_snapshot(void *opaque, QemuOpts *opts, Error **errp) |
| { |
| if (qemu_opt_get(opts, "snapshot") == NULL) { |
| qemu_opt_set(opts, "snapshot", "on", &error_abort); |
| } |
| return 0; |
| } |
| |
| static void default_drive(int enable, int snapshot, BlockInterfaceType type, |
| int index, const char *optstr) |
| { |
| QemuOpts *opts; |
| DriveInfo *dinfo; |
| |
| if (!enable || drive_get_by_index(type, index)) { |
| return; |
| } |
| |
| opts = drive_add(type, index, NULL, optstr); |
| if (snapshot) { |
| drive_enable_snapshot(NULL, opts, NULL); |
| } |
| |
| dinfo = drive_new(opts, type, &error_abort); |
| dinfo->is_default = true; |
| |
| } |
| |
| typedef struct BlockdevOptionsQueueEntry { |
| BlockdevOptions *bdo; |
| Location loc; |
| QSIMPLEQ_ENTRY(BlockdevOptionsQueueEntry) entry; |
| } BlockdevOptionsQueueEntry; |
| |
| typedef QSIMPLEQ_HEAD(, BlockdevOptionsQueueEntry) BlockdevOptionsQueue; |
| |
| static void configure_blockdev(BlockdevOptionsQueue *bdo_queue, |
| MachineClass *machine_class, int snapshot) |
| { |
| /* |
| * If the currently selected machine wishes to override the |
| * units-per-bus property of its default HBA interface type, do so |
| * now. |
| */ |
| if (machine_class->units_per_default_bus) { |
| override_max_devs(machine_class->block_default_type, |
| machine_class->units_per_default_bus); |
| } |
| |
| /* open the virtual block devices */ |
| while (!QSIMPLEQ_EMPTY(bdo_queue)) { |
| BlockdevOptionsQueueEntry *bdo = QSIMPLEQ_FIRST(bdo_queue); |
| |
| QSIMPLEQ_REMOVE_HEAD(bdo_queue, entry); |
| loc_push_restore(&bdo->loc); |
| qmp_blockdev_add(bdo->bdo, &error_fatal); |
| loc_pop(&bdo->loc); |
| qapi_free_BlockdevOptions(bdo->bdo); |
| g_free(bdo); |
| } |
| if (snapshot || replay_mode != REPLAY_MODE_NONE) { |
| qemu_opts_foreach(qemu_find_opts("drive"), drive_enable_snapshot, |
| NULL, NULL); |
| } |
| if (qemu_opts_foreach(qemu_find_opts("drive"), drive_init_func, |
| &machine_class->block_default_type, &error_fatal)) { |
| /* We printed help */ |
| exit(0); |
| } |
| |
| default_drive(default_cdrom, snapshot, machine_class->block_default_type, 2, |
| CDROM_OPTS); |
| default_drive(default_floppy, snapshot, IF_FLOPPY, 0, FD_OPTS); |
| default_drive(default_sdcard, snapshot, IF_SD, 0, SD_OPTS); |
| |
| } |
| |
| static QemuOptsList qemu_smp_opts = { |
| .name = "smp-opts", |
| .implied_opt_name = "cpus", |
| .merge_lists = true, |
| .head = QTAILQ_HEAD_INITIALIZER(qemu_smp_opts.head), |
| .desc = { |
| { |
| .name = "cpus", |
| .type = QEMU_OPT_NUMBER, |
| }, { |
| .name = "sockets", |
| .type = QEMU_OPT_NUMBER, |
| }, { |
| .name = "cores", |
| .type = QEMU_OPT_NUMBER, |
| }, { |
| .name = "threads", |
| .type = QEMU_OPT_NUMBER, |
| }, { |
| .name = "maxcpus", |
| .type = QEMU_OPT_NUMBER, |
| }, |
| { /*End of list */ } |
| }, |
| }; |
| |
| static void realtime_init(void) |
| { |
| if (enable_mlock) { |
| if (os_mlock() < 0) { |
| error_report("locking memory failed"); |
| exit(1); |
| } |
| } |
| } |
| |
| |
| static void configure_msg(QemuOpts *opts) |
| { |
| enable_timestamp_msg = qemu_opt_get_bool(opts, "timestamp", true); |
| } |
| |
| |
| /* Now we still need this for compatibility with XEN. */ |
| bool has_igd_gfx_passthru; |
| static void igd_gfx_passthru(void) |
| { |
| has_igd_gfx_passthru = current_machine->igd_gfx_passthru; |
| } |
| |
| /***********************************************************/ |
| /* USB devices */ |
| |
| static int usb_device_add(const char *devname) |
| { |
| USBDevice *dev = NULL; |
| |
| if (!machine_usb(current_machine)) { |
| return -1; |
| } |
| |
| dev = usbdevice_create(devname); |
| if (!dev) |
| return -1; |
| |
| return 0; |
| } |
| |
| static int usb_parse(const char *cmdline) |
| { |
| int r; |
| r = usb_device_add(cmdline); |
| if (r < 0) { |
| error_report("could not add USB device '%s'", cmdline); |
| } |
| return r; |
| } |
| |
| /***********************************************************/ |
| /* machine registration */ |
| |
| MachineState *current_machine; |
| |
| static MachineClass *find_machine(const char *name, GSList *machines) |
| { |
| GSList *el; |
| |
| for (el = machines; el; el = el->next) { |
| MachineClass *mc = el->data; |
| |
| if (!strcmp(mc->name, name) || !g_strcmp0(mc->alias, name)) { |
| return mc; |
| } |
| } |
| |
| return NULL; |
| } |
| |
| static MachineClass *find_default_machine(GSList *machines) |
| { |
| GSList *el; |
| |
| for (el = machines; el; el = el->next) { |
| MachineClass *mc = el->data; |
| |
| if (mc->is_default) { |
| return mc; |
| } |
| } |
| |
| return NULL; |
| } |
| |
| static int machine_help_func(QemuOpts *opts, MachineState *machine) |
| { |
| ObjectProperty *prop; |
| ObjectPropertyIterator iter; |
| |
| if (!qemu_opt_has_help_opt(opts)) { |
| return 0; |
| } |
| |
| object_property_iter_init(&iter, OBJECT(machine)); |
| while ((prop = object_property_iter_next(&iter))) { |
| if (!prop->set) { |
| continue; |
| } |
| |
| printf("%s.%s=%s", MACHINE_GET_CLASS(machine)->name, |
| prop->name, prop->type); |
| if (prop->description) { |
| printf(" (%s)\n", prop->description); |
| } else { |
| printf("\n"); |
| } |
| } |
| |
| return 1; |
| } |
| |
| struct vm_change_state_entry { |
| VMChangeStateHandler *cb; |
| void *opaque; |
| QLIST_ENTRY (vm_change_state_entry) entries; |
| }; |
| |
| static QLIST_HEAD(, vm_change_state_entry) vm_change_state_head; |
| |
| VMChangeStateEntry *qemu_add_vm_change_state_handler(VMChangeStateHandler *cb, |
| void *opaque) |
| { |
| VMChangeStateEntry *e; |
| |
| e = g_malloc0(sizeof (*e)); |
| |
| e->cb = cb; |
| e->opaque = opaque; |
| QLIST_INSERT_HEAD(&vm_change_state_head, e, entries); |
| return e; |
| } |
| |
| void qemu_del_vm_change_state_handler(VMChangeStateEntry *e) |
| { |
| QLIST_REMOVE (e, entries); |
| g_free (e); |
| } |
| |
| void vm_state_notify(int running, RunState state) |
| { |
| VMChangeStateEntry *e, *next; |
| |
| trace_vm_state_notify(running, state, RunState_str(state)); |
| |
| QLIST_FOREACH_SAFE(e, &vm_change_state_head, entries, next) { |
| e->cb(e->opaque, running, state); |
| } |
| } |
| |
| static ShutdownCause reset_requested; |
| static ShutdownCause shutdown_requested; |
| static int shutdown_signal; |
| static pid_t shutdown_pid; |
| static int powerdown_requested; |
| static int debug_requested; |
| static int suspend_requested; |
| static bool preconfig_exit_requested = true; |
| static WakeupReason wakeup_reason; |
| static NotifierList powerdown_notifiers = |
| NOTIFIER_LIST_INITIALIZER(powerdown_notifiers); |
| static NotifierList suspend_notifiers = |
| NOTIFIER_LIST_INITIALIZER(suspend_notifiers); |
| static NotifierList wakeup_notifiers = |
| NOTIFIER_LIST_INITIALIZER(wakeup_notifiers); |
| static NotifierList shutdown_notifiers = |
| NOTIFIER_LIST_INITIALIZER(shutdown_notifiers); |
| static uint32_t wakeup_reason_mask = ~(1 << QEMU_WAKEUP_REASON_NONE); |
| |
| ShutdownCause qemu_shutdown_requested_get(void) |
| { |
| return shutdown_requested; |
| } |
| |
| ShutdownCause qemu_reset_requested_get(void) |
| { |
| return reset_requested; |
| } |
| |
| static int qemu_shutdown_requested(void) |
| { |
| return atomic_xchg(&shutdown_requested, SHUTDOWN_CAUSE_NONE); |
| } |
| |
| static void qemu_kill_report(void) |
| { |
| if (!qtest_driver() && shutdown_signal) { |
| if (shutdown_pid == 0) { |
| /* This happens for eg ^C at the terminal, so it's worth |
| * avoiding printing an odd message in that case. |
| */ |
| error_report("terminating on signal %d", shutdown_signal); |
| } else { |
| char *shutdown_cmd = qemu_get_pid_name(shutdown_pid); |
| |
| error_report("terminating on signal %d from pid " FMT_pid " (%s)", |
| shutdown_signal, shutdown_pid, |
| shutdown_cmd ? shutdown_cmd : "<unknown process>"); |
| g_free(shutdown_cmd); |
| } |
| shutdown_signal = 0; |
| } |
| } |
| |
| static ShutdownCause qemu_reset_requested(void) |
| { |
| ShutdownCause r = reset_requested; |
| |
| if (r && replay_checkpoint(CHECKPOINT_RESET_REQUESTED)) { |
| reset_requested = SHUTDOWN_CAUSE_NONE; |
| return r; |
| } |
| return SHUTDOWN_CAUSE_NONE; |
| } |
| |
| static int qemu_suspend_requested(void) |
| { |
| int r = suspend_requested; |
| if (r && replay_checkpoint(CHECKPOINT_SUSPEND_REQUESTED)) { |
| suspend_requested = 0; |
| return r; |
| } |
| return false; |
| } |
| |
| static WakeupReason qemu_wakeup_requested(void) |
| { |
| return wakeup_reason; |
| } |
| |
| static int qemu_powerdown_requested(void) |
| { |
| int r = powerdown_requested; |
| powerdown_requested = 0; |
| return r; |
| } |
| |
| static int qemu_debug_requested(void) |
| { |
| int r = debug_requested; |
| debug_requested = 0; |
| return r; |
| } |
| |
| void qemu_exit_preconfig_request(void) |
| { |
| preconfig_exit_requested = true; |
| } |
| |
| /* |
| * Reset the VM. Issue an event unless @reason is SHUTDOWN_CAUSE_NONE. |
| */ |
| void qemu_system_reset(ShutdownCause reason) |
| { |
| MachineClass *mc; |
| |
| mc = current_machine ? MACHINE_GET_CLASS(current_machine) : NULL; |
| |
| cpu_synchronize_all_states(); |
| |
| if (mc && mc->reset) { |
| mc->reset(current_machine); |
| } else { |
| qemu_devices_reset(); |
| } |
| if (reason != SHUTDOWN_CAUSE_SUBSYSTEM_RESET) { |
| qapi_event_send_reset(shutdown_caused_by_guest(reason), reason); |
| } |
| cpu_synchronize_all_post_reset(); |
| } |
| |
| void qemu_system_guest_panicked(GuestPanicInformation *info) |
| { |
| qemu_log_mask(LOG_GUEST_ERROR, "Guest crashed"); |
| |
| if (current_cpu) { |
| current_cpu->crash_occurred = true; |
| } |
| qapi_event_send_guest_panicked(GUEST_PANIC_ACTION_PAUSE, |
| !!info, info); |
| vm_stop(RUN_STATE_GUEST_PANICKED); |
| if (!no_shutdown) { |
| qapi_event_send_guest_panicked(GUEST_PANIC_ACTION_POWEROFF, |
| !!info, info); |
| qemu_system_shutdown_request(SHUTDOWN_CAUSE_GUEST_PANIC); |
| } |
| |
| if (info) { |
| if (info->type == GUEST_PANIC_INFORMATION_TYPE_HYPER_V) { |
| qemu_log_mask(LOG_GUEST_ERROR, "\nHV crash parameters: (%#"PRIx64 |
| " %#"PRIx64" %#"PRIx64" %#"PRIx64" %#"PRIx64")\n", |
| info->u.hyper_v.arg1, |
| info->u.hyper_v.arg2, |
| info->u.hyper_v.arg3, |
| info->u.hyper_v.arg4, |
| info->u.hyper_v.arg5); |
| } else if (info->type == GUEST_PANIC_INFORMATION_TYPE_S390) { |
| qemu_log_mask(LOG_GUEST_ERROR, " on cpu %d: %s\n" |
| "PSW: 0x%016" PRIx64 " 0x%016" PRIx64"\n", |
| info->u.s390.core, |
| S390CrashReason_str(info->u.s390.reason), |
| info->u.s390.psw_mask, |
| info->u.s390.psw_addr); |
| } |
| qapi_free_GuestPanicInformation(info); |
| } |
| } |
| |
| void qemu_system_reset_request(ShutdownCause reason) |
| { |
| if (no_reboot && reason != SHUTDOWN_CAUSE_SUBSYSTEM_RESET) { |
| shutdown_requested = reason; |
| } else { |
| reset_requested = reason; |
| } |
| cpu_stop_current(); |
| qemu_notify_event(); |
| } |
| |
| static void qemu_system_suspend(void) |
| { |
| pause_all_vcpus(); |
| notifier_list_notify(&suspend_notifiers, NULL); |
| runstate_set(RUN_STATE_SUSPENDED); |
| qapi_event_send_suspend(); |
| } |
| |
| void qemu_system_suspend_request(void) |
| { |
| if (runstate_check(RUN_STATE_SUSPENDED)) { |
| return; |
| } |
| suspend_requested = 1; |
| cpu_stop_current(); |
| qemu_notify_event(); |
| } |
| |
| void qemu_register_suspend_notifier(Notifier *notifier) |
| { |
| notifier_list_add(&suspend_notifiers, notifier); |
| } |
| |
| void qemu_system_wakeup_request(WakeupReason reason, Error **errp) |
| { |
| trace_system_wakeup_request(reason); |
| |
| if (!runstate_check(RUN_STATE_SUSPENDED)) { |
| error_setg(errp, |
| "Unable to wake up: guest is not in suspended state"); |
| return; |
| } |
| if (!(wakeup_reason_mask & (1 << reason))) { |
| return; |
| } |
| runstate_set(RUN_STATE_RUNNING); |
| wakeup_reason = reason; |
| qemu_notify_event(); |
| } |
| |
| void qemu_system_wakeup_enable(WakeupReason reason, bool enabled) |
| { |
| if (enabled) { |
| wakeup_reason_mask |= (1 << reason); |
| } else { |
| wakeup_reason_mask &= ~(1 << reason); |
| } |
| } |
| |
| void qemu_register_wakeup_notifier(Notifier *notifier) |
| { |
| notifier_list_add(&wakeup_notifiers, notifier); |
| } |
| |
| void qemu_register_wakeup_support(void) |
| { |
| wakeup_suspend_enabled = true; |
| } |
| |
| bool qemu_wakeup_suspend_enabled(void) |
| { |
| return wakeup_suspend_enabled; |
| } |
| |
| void qemu_system_killed(int signal, pid_t pid) |
| { |
| shutdown_signal = signal; |
| shutdown_pid = pid; |
| no_shutdown = 0; |
| |
| /* Cannot call qemu_system_shutdown_request directly because |
| * we are in a signal handler. |
| */ |
| shutdown_requested = SHUTDOWN_CAUSE_HOST_SIGNAL; |
| qemu_notify_event(); |
| } |
| |
| void qemu_system_shutdown_request(ShutdownCause reason) |
| { |
| trace_qemu_system_shutdown_request(reason); |
| replay_shutdown_request(reason); |
| shutdown_requested = reason; |
| qemu_notify_event(); |
| } |
| |
| static void qemu_system_powerdown(void) |
| { |
| qapi_event_send_powerdown(); |
| notifier_list_notify(&powerdown_notifiers, NULL); |
| } |
| |
| static void qemu_system_shutdown(ShutdownCause cause) |
| { |
| qapi_event_send_shutdown(shutdown_caused_by_guest(cause), cause); |
| notifier_list_notify(&shutdown_notifiers, &cause); |
| } |
| |
| void qemu_system_powerdown_request(void) |
| { |
| trace_qemu_system_powerdown_request(); |
| powerdown_requested = 1; |
| qemu_notify_event(); |
| } |
| |
| void qemu_register_powerdown_notifier(Notifier *notifier) |
| { |
| notifier_list_add(&powerdown_notifiers, notifier); |
| } |
| |
| void qemu_register_shutdown_notifier(Notifier *notifier) |
| { |
| notifier_list_add(&shutdown_notifiers, notifier); |
| } |
| |
| void qemu_system_debug_request(void) |
| { |
| debug_requested = 1; |
| qemu_notify_event(); |
| } |
| |
| static bool main_loop_should_exit(void) |
| { |
| RunState r; |
| ShutdownCause request; |
| |
| if (preconfig_exit_requested) { |
| if (runstate_check(RUN_STATE_PRECONFIG)) { |
| runstate_set(RUN_STATE_PRELAUNCH); |
| } |
| preconfig_exit_requested = false; |
| return true; |
| } |
| if (qemu_debug_requested()) { |
| vm_stop(RUN_STATE_DEBUG); |
| } |
| if (qemu_suspend_requested()) { |
| qemu_system_suspend(); |
| } |
| request = qemu_shutdown_requested(); |
| if (request) { |
| qemu_kill_report(); |
| qemu_system_shutdown(request); |
| if (no_shutdown) { |
| vm_stop(RUN_STATE_SHUTDOWN); |
| } else { |
| return true; |
| } |
| } |
| request = qemu_reset_requested(); |
| if (request) { |
| pause_all_vcpus(); |
| qemu_system_reset(request); |
| resume_all_vcpus(); |
| if (!runstate_check(RUN_STATE_RUNNING) && |
| !runstate_check(RUN_STATE_INMIGRATE)) { |
| runstate_set(RUN_STATE_PRELAUNCH); |
| } |
| } |
| if (qemu_wakeup_requested()) { |
| pause_all_vcpus(); |
| qemu_system_reset(SHUTDOWN_CAUSE_NONE); |
| notifier_list_notify(&wakeup_notifiers, &wakeup_reason); |
| wakeup_reason = QEMU_WAKEUP_REASON_NONE; |
| resume_all_vcpus(); |
| qapi_event_send_wakeup(); |
| } |
| if (qemu_powerdown_requested()) { |
| qemu_system_powerdown(); |
| } |
| if (qemu_vmstop_requested(&r)) { |
| vm_stop(r); |
| } |
| return false; |
| } |
| |
| static void main_loop(void) |
| { |
| #ifdef CONFIG_PROFILER |
| int64_t ti; |
| #endif |
| while (!main_loop_should_exit()) { |
| #ifdef CONFIG_PROFILER |
| ti = profile_getclock(); |
| #endif |
| main_loop_wait(false); |
| #ifdef CONFIG_PROFILER |
| dev_time += profile_getclock() - ti; |
| #endif |
| } |
| } |
| |
| static void version(void) |
| { |
| printf("QEMU emulator version " QEMU_FULL_VERSION "\n" |
| QEMU_COPYRIGHT "\n"); |
| } |
| |
| static void help(int exitcode) |
| { |
| version(); |
| printf("usage: %s [options] [disk_image]\n\n" |
| "'disk_image' is a raw hard disk image for IDE hard disk 0\n\n", |
| error_get_progname()); |
| |
| #define QEMU_OPTIONS_GENERATE_HELP |
| #include "qemu-options-wrapper.h" |
| |
| printf("\nDuring emulation, the following keys are useful:\n" |
| "ctrl-alt-f toggle full screen\n" |
| "ctrl-alt-n switch to virtual console 'n'\n" |
| "ctrl-alt toggle mouse and keyboard grab\n" |
| "\n" |
| "When using -nographic, press 'ctrl-a h' to get some help.\n" |
| "\n" |
| QEMU_HELP_BOTTOM "\n"); |
| |
| exit(exitcode); |
| } |
| |
| #define HAS_ARG 0x0001 |
| |
| typedef struct QEMUOption { |
| const char *name; |
| int flags; |
| int index; |
| uint32_t arch_mask; |
| } QEMUOption; |
| |
| static const QEMUOption qemu_options[] = { |
| { "h", 0, QEMU_OPTION_h, QEMU_ARCH_ALL }, |
| #define QEMU_OPTIONS_GENERATE_OPTIONS |
| #include "qemu-options-wrapper.h" |
| { NULL }, |
| }; |
| |
| typedef struct VGAInterfaceInfo { |
| const char *opt_name; /* option name */ |
| const char *name; /* human-readable name */ |
| /* Class names indicating that support is available. |
| * If no class is specified, the interface is always available */ |
| const char *class_names[2]; |
| } VGAInterfaceInfo; |
| |
| static const VGAInterfaceInfo vga_interfaces[VGA_TYPE_MAX] = { |
| [VGA_NONE] = { |
| .opt_name = "none", |
| .name = "no graphic card", |
| }, |
| [VGA_STD] = { |
| .opt_name = "std", |
| .name = "standard VGA", |
| .class_names = { "VGA", "isa-vga" }, |
| }, |
| [VGA_CIRRUS] = { |
| .opt_name = "cirrus", |
| .name = "Cirrus VGA", |
| .class_names = { "cirrus-vga", "isa-cirrus-vga" }, |
| }, |
| [VGA_VMWARE] = { |
| .opt_name = "vmware", |
| .name = "VMWare SVGA", |
| .class_names = { "vmware-svga" }, |
| }, |
| [VGA_VIRTIO] = { |
| .opt_name = "virtio", |
| .name = "Virtio VGA", |
| .class_names = { "virtio-vga" }, |
| }, |
| [VGA_QXL] = { |
| .opt_name = "qxl", |
| .name = "QXL VGA", |
| .class_names = { "qxl-vga" }, |
| }, |
| [VGA_TCX] = { |
| .opt_name = "tcx", |
| .name = "TCX framebuffer", |
| .class_names = { "SUNW,tcx" }, |
| }, |
| [VGA_CG3] = { |
| .opt_name = "cg3", |
| .name = "CG3 framebuffer", |
| .class_names = { "cgthree" }, |
| }, |
| [VGA_XENFB] = { |
| .opt_name = "xenfb", |
| .name = "Xen paravirtualized framebuffer", |
| }, |
| }; |
| |
| static bool vga_interface_available(VGAInterfaceType t) |
| { |
| const VGAInterfaceInfo *ti = &vga_interfaces[t]; |
| |
| assert(t < VGA_TYPE_MAX); |
| return !ti->class_names[0] || |
| object_class_by_name(ti->class_names[0]) || |
| object_class_by_name(ti->class_names[1]); |
| } |
| |
| static const char * |
| get_default_vga_model(const MachineClass *machine_class) |
| { |
| if (machine_class->default_display) { |
| return machine_class->default_display; |
| } else if (vga_interface_available(VGA_CIRRUS)) { |
| return "cirrus"; |
| } else if (vga_interface_available(VGA_STD)) { |
| return "std"; |
| } |
| |
| return NULL; |
| } |
| |
| static void select_vgahw(const MachineClass *machine_class, const char *p) |
| { |
| const char *opts; |
| int t; |
| |
| if (g_str_equal(p, "help")) { |
| const char *def = get_default_vga_model(machine_class); |
| |
| for (t = 0; t < VGA_TYPE_MAX; t++) { |
| const VGAInterfaceInfo *ti = &vga_interfaces[t]; |
| |
| if (vga_interface_available(t) && ti->opt_name) { |
| printf("%-20s %s%s\n", ti->opt_name, ti->name ?: "", |
| g_str_equal(ti->opt_name, def) ? " (default)" : ""); |
| } |
| } |
| exit(0); |
| } |
| |
| assert(vga_interface_type == VGA_NONE); |
| for (t = 0; t < VGA_TYPE_MAX; t++) { |
| const VGAInterfaceInfo *ti = &vga_interfaces[t]; |
| if (ti->opt_name && strstart(p, ti->opt_name, &opts)) { |
| if (!vga_interface_available(t)) { |
| error_report("%s not available", ti->name); |
| exit(1); |
| } |
| vga_interface_type = t; |
| break; |
| } |
| } |
| if (t == VGA_TYPE_MAX) { |
| invalid_vga: |
| error_report("unknown vga type: %s", p); |
| exit(1); |
| } |
| while (*opts) { |
| const char *nextopt; |
| |
| if (strstart(opts, ",retrace=", &nextopt)) { |
| opts = nextopt; |
| if (strstart(opts, "dumb", &nextopt)) |
| vga_retrace_method = VGA_RETRACE_DUMB; |
| else if (strstart(opts, "precise", &nextopt)) |
| vga_retrace_method = VGA_RETRACE_PRECISE; |
| else goto invalid_vga; |
| } else goto invalid_vga; |
| opts = nextopt; |
| } |
| } |
| |
| static void parse_display_qapi(const char *optarg) |
| { |
| DisplayOptions *opts; |
| Visitor *v; |
| |
| v = qobject_input_visitor_new_str(optarg, "type", &error_fatal); |
| |
| visit_type_DisplayOptions(v, NULL, &opts, &error_fatal); |
| QAPI_CLONE_MEMBERS(DisplayOptions, &dpy, opts); |
| |
| qapi_free_DisplayOptions(opts); |
| visit_free(v); |
| } |
| |
| DisplayOptions *qmp_query_display_options(Error **errp) |
| { |
| return QAPI_CLONE(DisplayOptions, &dpy); |
| } |
| |
| static void parse_display(const char *p) |
| { |
| const char *opts; |
| |
| if (strstart(p, "sdl", &opts)) { |
| /* |
| * sdl DisplayType needs hand-crafted parser instead of |
| * parse_display_qapi() due to some options not in |
| * DisplayOptions, specifically: |
| * - frame |
| * Already deprecated. |
| * - ctrl_grab + alt_grab |
| * Not clear yet what happens to them long-term. Should |
| * replaced by something better or deprecated and dropped. |
| */ |
| dpy.type = DISPLAY_TYPE_SDL; |
| while (*opts) { |
| const char *nextopt; |
| |
| if (strstart(opts, ",alt_grab=", &nextopt)) { |
| opts = nextopt; |
| if (strstart(opts, "on", &nextopt)) { |
| alt_grab = 1; |
| } else if (strstart(opts, "off", &nextopt)) { |
| alt_grab = 0; |
| } else { |
| goto invalid_sdl_args; |
| } |
| } else if (strstart(opts, ",ctrl_grab=", &nextopt)) { |
| opts = nextopt; |
| if (strstart(opts, "on", &nextopt)) { |
| ctrl_grab = 1; |
| } else if (strstart(opts, "off", &nextopt)) { |
| ctrl_grab = 0; |
| } else { |
| goto invalid_sdl_args; |
| } |
| } else if (strstart(opts, ",window_close=", &nextopt)) { |
| opts = nextopt; |
| dpy.has_window_close = true; |
| if (strstart(opts, "on", &nextopt)) { |
| dpy.window_close = true; |
| } else if (strstart(opts, "off", &nextopt)) { |
| dpy.window_close = false; |
| } else { |
| goto invalid_sdl_args; |
| } |
| } else if (strstart(opts, ",gl=", &nextopt)) { |
| opts = nextopt; |
| dpy.has_gl = true; |
| if (strstart(opts, "on", &nextopt)) { |
| dpy.gl = DISPLAYGL_MODE_ON; |
| } else if (strstart(opts, "core", &nextopt)) { |
| dpy.gl = DISPLAYGL_MODE_CORE; |
| } else if (strstart(opts, "es", &nextopt)) { |
| dpy.gl = DISPLAYGL_MODE_ES; |
| } else if (strstart(opts, "off", &nextopt)) { |
| dpy.gl = DISPLAYGL_MODE_OFF; |
| } else { |
| goto invalid_sdl_args; |
| } |
| } else { |
| invalid_sdl_args: |
| error_report("invalid SDL option string"); |
| exit(1); |
| } |
| opts = nextopt; |
| } |
| } else if (strstart(p, "vnc", &opts)) { |
| /* |
| * vnc isn't a (local) DisplayType but a protocol for remote |
| * display access. |
| */ |
| if (*opts == '=') { |
| vnc_parse(opts + 1, &error_fatal); |
| } else { |
| error_report("VNC requires a display argument vnc=<display>"); |
| exit(1); |
| } |
| } else { |
| parse_display_qapi(p); |
| } |
| } |
| |
| char *qemu_find_file(int type, const char *name) |
| { |
| int i; |
| const char *subdir; |
| char *buf; |
| |
| /* Try the name as a straight path first */ |
| if (access(name, R_OK) == 0) { |
| trace_load_file(name, name); |
| return g_strdup(name); |
| } |
| |
| switch (type) { |
| case QEMU_FILE_TYPE_BIOS: |
| subdir = ""; |
| break; |
| case QEMU_FILE_TYPE_KEYMAP: |
| subdir = "keymaps/"; |
| break; |
| default: |
| abort(); |
| } |
| |
| for (i = 0; i < data_dir_idx; i++) { |
| buf = g_strdup_printf("%s/%s%s", data_dir[i], subdir, name); |
| if (access(buf, R_OK) == 0) { |
| trace_load_file(name, buf); |
| return buf; |
| } |
| g_free(buf); |
| } |
| return NULL; |
| } |
| |
| static void qemu_add_data_dir(const char *path) |
| { |
| int i; |
| |
| if (path == NULL) { |
| return; |
| } |
| if (data_dir_idx == ARRAY_SIZE(data_dir)) { |
| return; |
| } |
| for (i = 0; i < data_dir_idx; i++) { |
| if (strcmp(data_dir[i], path) == 0) { |
| return; /* duplicate */ |
| } |
| } |
| data_dir[data_dir_idx++] = g_strdup(path); |
| } |
| |
| static inline bool nonempty_str(const char *str) |
| { |
| return str && *str; |
| } |
| |
| static int parse_fw_cfg(void *opaque, QemuOpts *opts, Error **errp) |
| { |
| gchar *buf; |
| size_t size; |
| const char *name, *file, *str; |
| FWCfgState *fw_cfg = (FWCfgState *) opaque; |
| |
| if (fw_cfg == NULL) { |
| error_setg(errp, "fw_cfg device not available"); |
| return -1; |
| } |
| name = qemu_opt_get(opts, "name"); |
| file = qemu_opt_get(opts, "file"); |
| str = qemu_opt_get(opts, "string"); |
| |
| /* we need name and either a file or the content string */ |
| if (!(nonempty_str(name) && (nonempty_str(file) || nonempty_str(str)))) { |
| error_setg(errp, "invalid argument(s)"); |
| return -1; |
| } |
| if (nonempty_str(file) && nonempty_str(str)) { |
| error_setg(errp, "file and string are mutually exclusive"); |
| return -1; |
| } |
| if (strlen(name) > FW_CFG_MAX_FILE_PATH - 1) { |
| error_setg(errp, "name too long (max. %d char)", |
| FW_CFG_MAX_FILE_PATH - 1); |
| return -1; |
| } |
| if (strncmp(name, "opt/", 4) != 0) { |
| warn_report("externally provided fw_cfg item names " |
| "should be prefixed with \"opt/\""); |
| } |
| if (nonempty_str(str)) { |
| size = strlen(str); /* NUL terminator NOT included in fw_cfg blob */ |
| buf = g_memdup(str, size); |
| } else { |
| GError *err = NULL; |
| if (!g_file_get_contents(file, &buf, &size, &err)) { |
| error_setg(errp, "can't load %s: %s", file, err->message); |
| g_error_free(err); |
| return -1; |
| } |
| } |
| /* For legacy, keep user files in a specific global order. */ |
| fw_cfg_set_order_override(fw_cfg, FW_CFG_ORDER_OVERRIDE_USER); |
| fw_cfg_add_file(fw_cfg, name, buf, size); |
| fw_cfg_reset_order_override(fw_cfg); |
| return 0; |
| } |
| |
| static int device_help_func(void *opaque, QemuOpts *opts, Error **errp) |
| { |
| return qdev_device_help(opts); |
| } |
| |
| static int device_init_func(void *opaque, QemuOpts *opts, Error **errp) |
| { |
| DeviceState *dev; |
| |
| dev = qdev_device_add(opts, errp); |
| if (!dev) { |
| return -1; |
| } |
| object_unref(OBJECT(dev)); |
| return 0; |
| } |
| |
| static int chardev_init_func(void *opaque, QemuOpts *opts, Error **errp) |
| { |
| Error *local_err = NULL; |
| |
| if (!qemu_chr_new_from_opts(opts, NULL, &local_err)) { |
| if (local_err) { |
| error_propagate(errp, local_err); |
| return -1; |
| } |
| exit(0); |
| } |
| return 0; |
| } |
| |
| #ifdef CONFIG_VIRTFS |
| static int fsdev_init_func(void *opaque, QemuOpts *opts, Error **errp) |
| { |
| return qemu_fsdev_add(opts, errp); |
| } |
| #endif |
| |
| static int mon_init_func(void *opaque, QemuOpts *opts, Error **errp) |
| { |
| Chardev *chr; |
| bool qmp; |
| bool pretty = false; |
| const char *chardev; |
| const char *mode; |
| |
| mode = qemu_opt_get(opts, "mode"); |
| if (mode == NULL) { |
| mode = "readline"; |
| } |
| if (strcmp(mode, "readline") == 0) { |
| qmp = false; |
| } else if (strcmp(mode, "control") == 0) { |
| qmp = true; |
| } else { |
| error_setg(errp, "unknown monitor mode \"%s\"", mode); |
| return -1; |
| } |
| |
| if (!qmp && qemu_opt_get(opts, "pretty")) { |
| warn_report("'pretty' is deprecated for HMP monitors, it has no effect " |
| "and will be removed in future versions"); |
| } |
| if (qemu_opt_get_bool(opts, "pretty", 0)) { |
| pretty = true; |
| } |
| |
| chardev = qemu_opt_get(opts, "chardev"); |
| if (!chardev) { |
| error_report("chardev is required"); |
| exit(1); |
| } |
| chr = qemu_chr_find(chardev); |
| if (chr == NULL) { |
| error_setg(errp, "chardev \"%s\" not found", chardev); |
| return -1; |
| } |
| |
| if (qmp) { |
| monitor_init_qmp(chr, pretty); |
| } else { |
| monitor_init_hmp(chr, true); |
| } |
| return 0; |
| } |
| |
| static void monitor_parse(const char *optarg, const char *mode, bool pretty) |
| { |
| static int monitor_device_index = 0; |
| QemuOpts *opts; |
| const char *p; |
| char label[32]; |
| |
| if (strstart(optarg, "chardev:", &p)) { |
| snprintf(label, sizeof(label), "%s", p); |
| } else { |
| snprintf(label, sizeof(label), "compat_monitor%d", |
| monitor_device_index); |
| opts = qemu_chr_parse_compat(label, optarg, true); |
| if (!opts) { |
| error_report("parse error: %s", optarg); |
| exit(1); |
| } |
| } |
| |
| opts = qemu_opts_create(qemu_find_opts("mon"), label, 1, &error_fatal); |
| qemu_opt_set(opts, "mode", mode, &error_abort); |
| qemu_opt_set(opts, "chardev", label, &error_abort); |
| if (!strcmp(mode, "control")) { |
| qemu_opt_set_bool(opts, "pretty", pretty, &error_abort); |
| } else { |
| assert(pretty == false); |
| } |
| monitor_device_index++; |
| } |
| |
| struct device_config { |
| enum { |
| DEV_USB, /* -usbdevice */ |
| DEV_BT, /* -bt */ |
| DEV_SERIAL, /* -serial */ |
| DEV_PARALLEL, /* -parallel */ |
| DEV_DEBUGCON, /* -debugcon */ |
| DEV_GDB, /* -gdb, -s */ |
| DEV_SCLP, /* s390 sclp */ |
| } type; |
| const char *cmdline; |
| Location loc; |
| QTAILQ_ENTRY(device_config) next; |
| }; |
| |
| static QTAILQ_HEAD(, device_config) device_configs = |
| QTAILQ_HEAD_INITIALIZER(device_configs); |
| |
| static void add_device_config(int type, const char *cmdline) |
| { |
| struct device_config *conf; |
| |
| conf = g_malloc0(sizeof(*conf)); |
| conf->type = type; |
| conf->cmdline = cmdline; |
| loc_save(&conf->loc); |
| QTAILQ_INSERT_TAIL(&device_configs, conf, next); |
| } |
| |
| static int foreach_device_config(int type, int (*func)(const char *cmdline)) |
| { |
| struct device_config *conf; |
| int rc; |
| |
| QTAILQ_FOREACH(conf, &device_configs, next) { |
| if (conf->type != type) |
| continue; |
| loc_push_restore(&conf->loc); |
| rc = func(conf->cmdline); |
| loc_pop(&conf->loc); |
| if (rc) { |
| return rc; |
| } |
| } |
| return 0; |
| } |
| |
| static int serial_parse(const char *devname) |
| { |
| int index = num_serial_hds; |
| char label[32]; |
| |
| if (strcmp(devname, "none") == 0) |
| return 0; |
| snprintf(label, sizeof(label), "serial%d", index); |
| serial_hds = g_renew(Chardev *, serial_hds, index + 1); |
| |
| serial_hds[index] = qemu_chr_new_mux_mon(label, devname, NULL); |
| if (!serial_hds[index]) { |
| error_report("could not connect serial device" |
| " to character backend '%s'", devname); |
| return -1; |
| } |
| num_serial_hds++; |
| return 0; |
| } |
| |
| Chardev *serial_hd(int i) |
| { |
| assert(i >= 0); |
| if (i < num_serial_hds) { |
| return serial_hds[i]; |
| } |
| return NULL; |
| } |
| |
| int serial_max_hds(void) |
| { |
| return num_serial_hds; |
| } |
| |
| static int parallel_parse(const char *devname) |
| { |
| static int index = 0; |
| char label[32]; |
| |
| if (strcmp(devname, "none") == 0) |
| return 0; |
| if (index == MAX_PARALLEL_PORTS) { |
| error_report("too many parallel ports"); |
| exit(1); |
| } |
| snprintf(label, sizeof(label), "parallel%d", index); |
| parallel_hds[index] = qemu_chr_new_mux_mon(label, devname, NULL); |
| if (!parallel_hds[index]) { |
| error_report("could not connect parallel device" |
| " to character backend '%s'", devname); |
| return -1; |
| } |
| index++; |
| return 0; |
| } |
| |
| static int debugcon_parse(const char *devname) |
| { |
| QemuOpts *opts; |
| |
| if (!qemu_chr_new_mux_mon("debugcon", devname, NULL)) { |
| error_report("invalid character backend '%s'", devname); |
| exit(1); |
| } |
| opts = qemu_opts_create(qemu_find_opts("device"), "debugcon", 1, NULL); |
| if (!opts) { |
| error_report("already have a debugcon device"); |
| exit(1); |
| } |
| qemu_opt_set(opts, "driver", "isa-debugcon", &error_abort); |
| qemu_opt_set(opts, "chardev", "debugcon", &error_abort); |
| return 0; |
| } |
| |
| static gint machine_class_cmp(gconstpointer a, gconstpointer b) |
| { |
| const MachineClass *mc1 = a, *mc2 = b; |
| int res; |
| |
| if (mc1->family == NULL) { |
| if (mc2->family == NULL) { |
| /* Compare standalone machine types against each other; they sort |
| * in increasing order. |
| */ |
| return strcmp(object_class_get_name(OBJECT_CLASS(mc1)), |
| object_class_get_name(OBJECT_CLASS(mc2))); |
| } |
| |
| /* Standalone machine types sort after families. */ |
| return 1; |
| } |
| |
| if (mc2->family == NULL) { |
| /* Families sort before standalone machine types. */ |
| return -1; |
| } |
| |
| /* Families sort between each other alphabetically increasingly. */ |
| res = strcmp(mc1->family, mc2->family); |
| if (res != 0) { |
| return res; |
| } |
| |
| /* Within the same family, machine types sort in decreasing order. */ |
| return strcmp(object_class_get_name(OBJECT_CLASS(mc2)), |
| object_class_get_name(OBJECT_CLASS(mc1))); |
| } |
| |
| static MachineClass *machine_parse(const char *name, GSList *machines) |
| { |
| MachineClass *mc; |
| GSList *el; |
| |
| if (is_help_option(name)) { |
| printf("Supported machines are:\n"); |
| machines = g_slist_sort(machines, machine_class_cmp); |
| for (el = machines; el; el = el->next) { |
| MachineClass *mc = el->data; |
| if (mc->alias) { |
| printf("%-20s %s (alias of %s)\n", mc->alias, mc->desc, mc->name); |
| } |
| printf("%-20s %s%s%s\n", mc->name, mc->desc, |
| mc->is_default ? " (default)" : "", |
| mc->deprecation_reason ? " (deprecated)" : ""); |
| } |
| exit(0); |
| } |
| |
| mc = find_machine(name, machines); |
| if (!mc) { |
| error_report("unsupported machine type"); |
| error_printf("Use -machine help to list supported machines\n"); |
| exit(1); |
| } |
| return mc; |
| } |
| |
| void qemu_add_exit_notifier(Notifier *notify) |
| { |
| notifier_list_add(&exit_notifiers, notify); |
| } |
| |
| void qemu_remove_exit_notifier(Notifier *notify) |
| { |
| notifier_remove(notify); |
| } |
| |
| static void qemu_run_exit_notifiers(void) |
| { |
| notifier_list_notify(&exit_notifiers, NULL); |
| } |
| |
| static const char *pid_file; |
| static Notifier qemu_unlink_pidfile_notifier; |
| |
| static void qemu_unlink_pidfile(Notifier *n, void *data) |
| { |
| if (pid_file) { |
| unlink(pid_file); |
| } |
| } |
| |
| bool machine_init_done; |
| |
| void qemu_add_machine_init_done_notifier(Notifier *notify) |
| { |
| notifier_list_add(&machine_init_done_notifiers, notify); |
| if (machine_init_done) { |
| notify->notify(notify, NULL); |
| } |
| } |
| |
| void qemu_remove_machine_init_done_notifier(Notifier *notify) |
| { |
| notifier_remove(notify); |
| } |
| |
| static void qemu_run_machine_init_done_notifiers(void) |
| { |
| machine_init_done = true; |
| notifier_list_notify(&machine_init_done_notifiers, NULL); |
| } |
| |
| static const QEMUOption *lookup_opt(int argc, char **argv, |
| const char **poptarg, int *poptind) |
| { |
| const QEMUOption *popt; |
| int optind = *poptind; |
| char *r = argv[optind]; |
| const char *optarg; |
| |
| loc_set_cmdline(argv, optind, 1); |
| optind++; |
| /* Treat --foo the same as -foo. */ |
| if (r[1] == '-') |
| r++; |
| popt = qemu_options; |
| for(;;) { |
| if (!popt->name) { |
| error_report("invalid option"); |
| exit(1); |
| } |
| if (!strcmp(popt->name, r + 1)) |
| break; |
| popt++; |
| } |
| if (popt->flags & HAS_ARG) { |
| if (optind >= argc) { |
| error_report("requires an argument"); |
| exit(1); |
| } |
| optarg = argv[optind++]; |
| loc_set_cmdline(argv, optind - 2, 2); |
| } else { |
| optarg = NULL; |
| } |
| |
| *poptarg = optarg; |
| *poptind = optind; |
| |
| return popt; |
| } |
| |
| static MachineClass *select_machine(void) |
| { |
| GSList *machines = object_class_get_list(TYPE_MACHINE, false); |
| MachineClass *machine_class = find_default_machine(machines); |
| const char *optarg; |
| QemuOpts *opts; |
| Location loc; |
| |
| loc_push_none(&loc); |
| |
| opts = qemu_get_machine_opts(); |
| qemu_opts_loc_restore(opts); |
| |
| optarg = qemu_opt_get(opts, "type"); |
| if (optarg) { |
| machine_class = machine_parse(optarg, machines); |
| } |
| |
| if (!machine_class) { |
| error_report("No machine specified, and there is no default"); |
| error_printf("Use -machine help to list supported machines\n"); |
| exit(1); |
| } |
| |
| loc_pop(&loc); |
| g_slist_free(machines); |
| return machine_class; |
| } |
| |
| static int machine_set_property(void *opaque, |
| const char *name, const char *value, |
| Error **errp) |
| { |
| Object *obj = OBJECT(opaque); |
| Error *local_err = NULL; |
| char *p, *qom_name; |
| |
| if (strcmp(name, "type") == 0) { |
| return 0; |
| } |
| |
| qom_name = g_strdup(name); |
| for (p = qom_name; *p; p++) { |
| if (*p == '_') { |
| *p = '-'; |
| } |
| } |
| |
| object_property_parse(obj, value, qom_name, &local_err); |
| g_free(qom_name); |
| |
| if (local_err) { |
| error_propagate(errp, local_err); |
| return -1; |
| } |
| |
| return 0; |
| } |
| |
| |
| /* |
| * Initial object creation happens before all other |
| * QEMU data types are created. The majority of objects |
| * can be created at this point. The rng-egd object |
| * cannot be created here, as it depends on the chardev |
| * already existing. |
| */ |
| static bool object_create_initial(const char *type, QemuOpts *opts) |
| { |
| ObjectClass *klass; |
| |
| if (is_help_option(type)) { |
| GSList *l, *list; |
| |
| printf("List of user creatable objects:\n"); |
| list = object_class_get_list_sorted(TYPE_USER_CREATABLE, false); |
| for (l = list; l != NULL; l = l->next) { |
| ObjectClass *oc = OBJECT_CLASS(l->data); |
| printf(" %s\n", object_class_get_name(oc)); |
| } |
| g_slist_free(list); |
| exit(0); |
| } |
| |
| klass = object_class_by_name(type); |
| if (klass && qemu_opt_has_help_opt(opts)) { |
| ObjectPropertyIterator iter; |
| ObjectProperty *prop; |
| GPtrArray *array = g_ptr_array_new(); |
| int i; |
| |
| object_class_property_iter_init(&iter, klass); |
| while ((prop = object_property_iter_next(&iter))) { |
| GString *str; |
| |
| if (!prop->set) { |
| continue; |
| } |
| |
| str = g_string_new(NULL); |
| g_string_append_printf(str, " %s=<%s>", prop->name, prop->type); |
| if (prop->description) { |
| if (str->len < 24) { |
| g_string_append_printf(str, "%*s", 24 - (int)str->len, ""); |
| } |
| g_string_append_printf(str, " - %s", prop->description); |
| } |
| g_ptr_array_add(array, g_string_free(str, false)); |
| } |
| g_ptr_array_sort(array, (GCompareFunc)qemu_pstrcmp0); |
| if (array->len > 0) { |
| printf("%s options:\n", type); |
| } else { |
| printf("There are no options for %s.\n", type); |
| } |
| for (i = 0; i < array->len; i++) { |
| printf("%s\n", (char *)array->pdata[i]); |
| } |
| g_ptr_array_set_free_func(array, g_free); |
| g_ptr_array_free(array, true); |
| exit(0); |
| } |
| |
| /* |
| * Objects should not be made "delayed" without a reason. If you |
| * add one, state the reason in a comment! |
| */ |
| |
| /* Reason: rng-egd property "chardev" */ |
| if (g_str_equal(type, "rng-egd")) { |
| return false; |
| } |
| |
| #if defined(CONFIG_VHOST_USER) && defined(CONFIG_LINUX) |
| /* Reason: cryptodev-vhost-user property "chardev" */ |
| if (g_str_equal(type, "cryptodev-vhost-user")) { |
| return false; |
| } |
| #endif |
| |
| /* |
| * Reason: filter-* property "netdev" etc. |
| */ |
| if (g_str_equal(type, "filter-buffer") || |
| g_str_equal(type, "filter-dump") || |
| g_str_equal(type, "filter-mirror") || |
| g_str_equal(type, "filter-redirector") || |
| g_str_equal(type, "colo-compare") || |
| g_str_equal(type, "filter-rewriter") || |
| g_str_equal(type, "filter-replay")) { |
| return false; |
| } |
| |
| /* Memory allocation by backends needs to be done |
| * after configure_accelerator() (due to the tcg_enabled() |
| * checks at memory_region_init_*()). |
| * |
| * Also, allocation of large amounts of memory may delay |
| * chardev initialization for too long, and trigger timeouts |
| * on software that waits for a monitor socket to be created |
| * (e.g. libvirt). |
| */ |
| if (g_str_has_prefix(type, "memory-backend-")) { |
| return false; |
| } |
| |
| return true; |
| } |
| |
| |
| /* |
| * The remainder of object creation happens after the |
| * creation of chardev, fsdev, net clients and device data types. |
| */ |
| static bool object_create_delayed(const char *type, QemuOpts *opts) |
| { |
| return !object_create_initial(type, opts); |
| } |
| |
| |
| static void set_memory_options(uint64_t *ram_slots, ram_addr_t *maxram_size, |
| MachineClass *mc) |
| { |
| uint64_t sz; |
| const char *mem_str; |
| const ram_addr_t default_ram_size = mc->default_ram_size; |
| QemuOpts *opts = qemu_find_opts_singleton("memory"); |
| Location loc; |
| |
| loc_push_none(&loc); |
| qemu_opts_loc_restore(opts); |
| |
| sz = 0; |
| mem_str = qemu_opt_get(opts, "size"); |
| if (mem_str) { |
| if (!*mem_str) { |
| error_report("missing 'size' option value"); |
| exit(EXIT_FAILURE); |
| } |
| |
| sz = qemu_opt_get_size(opts, "size", ram_size); |
| |
| /* Fix up legacy suffix-less format */ |
| if (g_ascii_isdigit(mem_str[strlen(mem_str) - 1])) { |
| uint64_t overflow_check = sz; |
| |
| sz *= MiB; |
| if (sz / MiB != overflow_check) { |
| error_report("too large 'size' option value"); |
| exit(EXIT_FAILURE); |
| } |
| } |
| } |
| |
| /* backward compatibility behaviour for case "-m 0" */ |
| if (sz == 0) { |
| sz = default_ram_size; |
| } |
| |
| sz = QEMU_ALIGN_UP(sz, 8192); |
| ram_size = sz; |
| if (ram_size != sz) { |
| error_report("ram size too large"); |
| exit(EXIT_FAILURE); |
| } |
| |
| /* store value for the future use */ |
| qemu_opt_set_number(opts, "size", ram_size, &error_abort); |
| *maxram_size = ram_size; |
| |
| if (qemu_opt_get(opts, "maxmem")) { |
| uint64_t slots; |
| |
| sz = qemu_opt_get_size(opts, "maxmem", 0); |
| slots = qemu_opt_get_number(opts, "slots", 0); |
| if (sz < ram_size) { |
| error_report("invalid value of -m option maxmem: " |
| "maximum memory size (0x%" PRIx64 ") must be at least " |
| "the initial memory size (0x" RAM_ADDR_FMT ")", |
| sz, ram_size); |
| exit(EXIT_FAILURE); |
| } else if (slots && sz == ram_size) { |
| error_report("invalid value of -m option maxmem: " |
| "memory slots were specified but maximum memory size " |
| "(0x%" PRIx64 ") is equal to the initial memory size " |
| "(0x" RAM_ADDR_FMT ")", sz, ram_size); |
| exit(EXIT_FAILURE); |
| } |
| |
| *maxram_size = sz; |
| *ram_slots = slots; |
| } else if (qemu_opt_get(opts, "slots")) { |
| error_report("invalid -m option value: missing 'maxmem' option"); |
| exit(EXIT_FAILURE); |
| } |
| |
| loc_pop(&loc); |
| } |
| |
| static int global_init_func(void *opaque, QemuOpts *opts, Error **errp) |
| { |
| GlobalProperty *g; |
| |
| g = g_malloc0(sizeof(*g)); |
| g->driver = qemu_opt_get(opts, "driver"); |
| g->property = qemu_opt_get(opts, "property"); |
| g->value = qemu_opt_get(opts, "value"); |
| qdev_prop_register_global(g); |
| return 0; |
| } |
| |
| static int qemu_read_default_config_file(void) |
| { |
| int ret; |
| |
| ret = qemu_read_config_file(CONFIG_QEMU_CONFDIR "/qemu.conf"); |
| if (ret < 0 && ret != -ENOENT) { |
| return ret; |
| } |
| |
| return 0; |
| } |
| |
| static void user_register_global_props(void) |
| { |
| qemu_opts_foreach(qemu_find_opts("global"), |
| global_init_func, NULL, NULL); |
| } |
| |
| int main(int argc, char **argv, char **envp) |
| { |
| int i; |
| int snapshot, linux_boot; |
| const char *initrd_filename; |
| const char *kernel_filename, *kernel_cmdline; |
| const char *boot_order = NULL; |
| const char *boot_once = NULL; |
| DisplayState *ds; |
| QemuOpts *opts, *machine_opts; |
| QemuOpts *icount_opts = NULL, *accel_opts = NULL; |
| QemuOptsList *olist; |
| int optind; |
| const char *optarg; |
| const char *loadvm = NULL; |
| MachineClass *machine_class; |
| const char *cpu_option; |
| const char *vga_model = NULL; |
| const char *qtest_chrdev = NULL; |
| const char *qtest_log = NULL; |
| const char *incoming = NULL; |
| bool userconfig = true; |
| bool nographic = false; |
| int display_remote = 0; |
| const char *log_mask = NULL; |
| const char *log_file = NULL; |
| char *trace_file = NULL; |
| ram_addr_t maxram_size; |
| uint64_t ram_slots = 0; |
| FILE *vmstate_dump_file = NULL; |
| Error *main_loop_err = NULL; |
| Error *err = NULL; |
| bool list_data_dirs = false; |
| char *dir, **dirs; |
| BlockdevOptionsQueue bdo_queue = QSIMPLEQ_HEAD_INITIALIZER(bdo_queue); |
| |
| error_init(argv[0]); |
| module_call_init(MODULE_INIT_TRACE); |
| |
| qemu_init_cpu_list(); |
| qemu_init_cpu_loop(); |
| |
| qemu_mutex_lock_iothread(); |
| |
| atexit(qemu_run_exit_notifiers); |
| qemu_init_exec_dir(argv[0]); |
| |
| module_call_init(MODULE_INIT_QOM); |
| |
| qemu_add_opts(&qemu_drive_opts); |
| qemu_add_drive_opts(&qemu_legacy_drive_opts); |
| qemu_add_drive_opts(&qemu_common_drive_opts); |
| qemu_add_drive_opts(&qemu_drive_opts); |
| qemu_add_drive_opts(&bdrv_runtime_opts); |
| qemu_add_opts(&qemu_chardev_opts); |
| qemu_add_opts(&qemu_device_opts); |
| qemu_add_opts(&qemu_netdev_opts); |
| qemu_add_opts(&qemu_nic_opts); |
| qemu_add_opts(&qemu_net_opts); |
| qemu_add_opts(&qemu_rtc_opts); |
| qemu_add_opts(&qemu_global_opts); |
| qemu_add_opts(&qemu_mon_opts); |
| qemu_add_opts(&qemu_trace_opts); |
| qemu_add_opts(&qemu_option_rom_opts); |
| qemu_add_opts(&qemu_machine_opts); |
| qemu_add_opts(&qemu_accel_opts); |
| qemu_add_opts(&qemu_mem_opts); |
| qemu_add_opts(&qemu_smp_opts); |
| qemu_add_opts(&qemu_boot_opts); |
| qemu_add_opts(&qemu_add_fd_opts); |
| qemu_add_opts(&qemu_object_opts); |
| qemu_add_opts(&qemu_tpmdev_opts); |
| qemu_add_opts(&qemu_realtime_opts); |
| qemu_add_opts(&qemu_overcommit_opts); |
| qemu_add_opts(&qemu_msg_opts); |
| qemu_add_opts(&qemu_name_opts); |
| qemu_add_opts(&qemu_numa_opts); |
| qemu_add_opts(&qemu_icount_opts); |
| qemu_add_opts(&qemu_semihosting_config_opts); |
| qemu_add_opts(&qemu_fw_cfg_opts); |
| module_call_init(MODULE_INIT_OPTS); |
| |
| runstate_init(); |
| precopy_infrastructure_init(); |
| postcopy_infrastructure_init(); |
| monitor_init_globals(); |
| |
| if (qcrypto_init(&err) < 0) { |
| error_reportf_err(err, "cannot initialize crypto: "); |
| exit(1); |
| } |
| |
| QLIST_INIT (&vm_change_state_head); |
| os_setup_early_signal_handling(); |
| |
| cpu_option = NULL; |
| snapshot = 0; |
| |
| nb_nics = 0; |
| |
| bdrv_init_with_whitelist(); |
| |
| autostart = 1; |
| |
| /* first pass of option parsing */ |
| optind = 1; |
| while (optind < argc) { |
| if (argv[optind][0] != '-') { |
| /* disk image */ |
| optind++; |
| } else { |
| const QEMUOption *popt; |
| |
| popt = lookup_opt(argc, argv, &optarg, &optind); |
| switch (popt->index) { |
| case QEMU_OPTION_nouserconfig: |
| userconfig = false; |
| break; |
| } |
| } |
| } |
| |
| if (userconfig) { |
| if (qemu_read_default_config_file() < 0) { |
| exit(1); |
| } |
| } |
| |
| /* second pass of option parsing */ |
| optind = 1; |
| for(;;) { |
| if (optind >= argc) |
| break; |
| if (argv[optind][0] != '-') { |
| loc_set_cmdline(argv, optind, 1); |
| drive_add(IF_DEFAULT, 0, argv[optind++], HD_OPTS); |
| } else { |
| const QEMUOption *popt; |
| |
| popt = lookup_opt(argc, argv, &optarg, &optind); |
| if (!(popt->arch_mask & arch_type)) { |
| error_report("Option not supported for this target"); |
| exit(1); |
| } |
| switch(popt->index) { |
| case QEMU_OPTION_cpu: |
| /* hw initialization will check this */ |
| cpu_option = optarg; |
| break; |
| case QEMU_OPTION_hda: |
| case QEMU_OPTION_hdb: |
| case QEMU_OPTION_hdc: |
| case QEMU_OPTION_hdd: |
| drive_add(IF_DEFAULT, popt->index - QEMU_OPTION_hda, optarg, |
| HD_OPTS); |
| break; |
| case QEMU_OPTION_blockdev: |
| { |
| Visitor *v; |
| BlockdevOptionsQueueEntry *bdo; |
| |
| v = qobject_input_visitor_new_str(optarg, "driver", |
| &error_fatal); |
| |
| bdo = g_new(BlockdevOptionsQueueEntry, 1); |
| visit_type_BlockdevOptions(v, NULL, &bdo->bdo, |
| &error_fatal); |
| visit_free(v); |
| loc_save(&bdo->loc); |
| QSIMPLEQ_INSERT_TAIL(&bdo_queue, bdo, entry); |
| break; |
| } |
| case QEMU_OPTION_drive: |
| if (drive_def(optarg) == NULL) { |
| exit(1); |
| } |
| break; |
| case QEMU_OPTION_set: |
| if (qemu_set_option(optarg) != 0) |
| exit(1); |
| break; |
| case QEMU_OPTION_global: |
| if (qemu_global_option(optarg) != 0) |
| exit(1); |
| break; |
| case QEMU_OPTION_mtdblock: |
| drive_add(IF_MTD, -1, optarg, MTD_OPTS); |
| break; |
| case QEMU_OPTION_sd: |
| drive_add(IF_SD, -1, optarg, SD_OPTS); |
| break; |
| case QEMU_OPTION_pflash: |
| drive_add(IF_PFLASH, -1, optarg, PFLASH_OPTS); |
| break; |
| case QEMU_OPTION_snapshot: |
| snapshot = 1; |
| break; |
| case QEMU_OPTION_numa: |
| opts = qemu_opts_parse_noisily(qemu_find_opts("numa"), |
| optarg, true); |
| if (!opts) { |
| exit(1); |
| } |
| break; |
| case QEMU_OPTION_display: |
| parse_display(optarg); |
| break; |
| case QEMU_OPTION_nographic: |
| olist = qemu_find_opts("machine"); |
| qemu_opts_parse_noisily(olist, "graphics=off", false); |
| nographic = true; |
| dpy.type = DISPLAY_TYPE_NONE; |
| break; |
| case QEMU_OPTION_curses: |
| #ifdef CONFIG_CURSES |
| dpy.type = DISPLAY_TYPE_CURSES; |
| #else |
| error_report("curses or iconv support is disabled"); |
| exit(1); |
| #endif |
| break; |
| case QEMU_OPTION_portrait: |
| graphic_rotate = 90; |
| break; |
| case QEMU_OPTION_rotate: |
| graphic_rotate = strtol(optarg, (char **) &optarg, 10); |
| if (graphic_rotate != 0 && graphic_rotate != 90 && |
| graphic_rotate != 180 && graphic_rotate != 270) { |
| error_report("only 90, 180, 270 deg rotation is available"); |
| exit(1); |
| } |
| break; |
| case QEMU_OPTION_kernel: |
| qemu_opts_set(qemu_find_opts("machine"), 0, "kernel", optarg, |
| &error_abort); |
| break; |
| case QEMU_OPTION_initrd: |
| qemu_opts_set(qemu_find_opts("machine"), 0, "initrd", optarg, |
| &error_abort); |
| break; |
| case QEMU_OPTION_append: |
| qemu_opts_set(qemu_find_opts("machine"), 0, "append", optarg, |
| &error_abort); |
| break; |
| case QEMU_OPTION_dtb: |
| qemu_opts_set(qemu_find_opts("machine"), 0, "dtb", optarg, |
| &error_abort); |
| break; |
| case QEMU_OPTION_cdrom: |
| drive_add(IF_DEFAULT, 2, optarg, CDROM_OPTS); |
| break; |
| case QEMU_OPTION_boot: |
| opts = qemu_opts_parse_noisily(qemu_find_opts("boot-opts"), |
| optarg, true); |
| if (!opts) { |
| exit(1); |
| } |
| break; |
| case QEMU_OPTION_fda: |
| case QEMU_OPTION_fdb: |
| drive_add(IF_FLOPPY, popt->index - QEMU_OPTION_fda, |
| optarg, FD_OPTS); |
| break; |
| case QEMU_OPTION_no_fd_bootchk: |
| fd_bootchk = 0; |
| break; |
| case QEMU_OPTION_netdev: |
| default_net = 0; |
| if (net_client_parse(qemu_find_opts("netdev"), optarg) == -1) { |
| exit(1); |
| } |
| break; |
| case QEMU_OPTION_nic: |
| default_net = 0; |
| if (net_client_parse(qemu_find_opts("nic"), optarg) == -1) { |
| exit(1); |
| } |
| break; |
| case QEMU_OPTION_net: |
| default_net = 0; |
| if (net_client_parse(qemu_find_opts("net"), optarg) == -1) { |
| exit(1); |
| } |
| break; |
| #ifdef CONFIG_LIBISCSI |
| case QEMU_OPTION_iscsi: |
| opts = qemu_opts_parse_noisily(qemu_find_opts("iscsi"), |
| optarg, false); |
| if (!opts) { |
| exit(1); |
| } |
| break; |
| #endif |
| case QEMU_OPTION_bt: |
| warn_report("The bluetooth subsystem is deprecated and will " |
| "be removed soon. If the bluetooth subsystem is " |
| "still useful for you, please send a mail to " |
| "qemu-devel@nongnu.org with your usecase."); |
| add_device_config(DEV_BT, optarg); |
| break; |
| case QEMU_OPTION_audio_help: |
| audio_legacy_help(); |
| exit (0); |
| break; |
| case QEMU_OPTION_audiodev: |
| audio_parse_option(optarg); |
| break; |
| case QEMU_OPTION_soundhw: |
| select_soundhw (optarg); |
| break; |
| case QEMU_OPTION_h: |
| help(0); |
| break; |
| case QEMU_OPTION_version: |
| version(); |
| exit(0); |
| break; |
| case QEMU_OPTION_m: |
| opts = qemu_opts_parse_noisily(qemu_find_opts("memory"), |
| optarg, true); |
| if (!opts) { |
| exit(EXIT_FAILURE); |
| } |
| break; |
| #ifdef CONFIG_TPM |
| case QEMU_OPTION_tpmdev: |
| if (tpm_config_parse(qemu_find_opts("tpmdev"), optarg) < 0) { |
| exit(1); |
| } |
| break; |
| #endif |
| case QEMU_OPTION_mempath: |
| mem_path = optarg; |
| break; |
| case QEMU_OPTION_mem_prealloc: |
| mem_prealloc = 1; |
| break; |
| case QEMU_OPTION_d: |
| log_mask = optarg; |
| break; |
| case QEMU_OPTION_D: |
| log_file = optarg; |
| break; |
| case QEMU_OPTION_DFILTER: |
| qemu_set_dfilter_ranges(optarg, &error_fatal); |
| break; |
| case QEMU_OPTION_seed: |
| qemu_guest_random_seed_main(optarg, &error_fatal); |
| break; |
| case QEMU_OPTION_s: |
| add_device_config(DEV_GDB, "tcp::" DEFAULT_GDBSTUB_PORT); |
| break; |
| case QEMU_OPTION_gdb: |
| add_device_config(DEV_GDB, optarg); |
| break; |
| case QEMU_OPTION_L: |
| if (is_help_option(optarg)) { |
| list_data_dirs = true; |
| } else { |
| qemu_add_data_dir(optarg); |
| } |
| break; |
| case QEMU_OPTION_bios: |
| qemu_opts_set(qemu_find_opts("machine"), 0, "firmware", optarg, |
| &error_abort); |
| break; |
| case QEMU_OPTION_singlestep: |
| singlestep = 1; |
| break; |
| case QEMU_OPTION_S: |
| autostart = 0; |
| break; |
| case QEMU_OPTION_k: |
| keyboard_layout = optarg; |
| break; |
| case QEMU_OPTION_vga: |
| vga_model = optarg; |
| default_vga = 0; |
| break; |
| case QEMU_OPTION_g: |
| { |
| const char *p; |
| int w, h, depth; |
| p = optarg; |
| w = strtol(p, (char **)&p, 10); |
| if (w <= 0) { |
| graphic_error: |
| error_report("invalid resolution or depth"); |
| exit(1); |
| } |
| if (*p != 'x') |
| goto graphic_error; |
| p++; |
| h = strtol(p, (char **)&p, 10); |
| if (h <= 0) |
| goto graphic_error; |
| if (*p == 'x') { |
| p++; |
| depth = strtol(p, (char **)&p, 10); |
| if (depth != 8 && depth != 15 && depth != 16 && |
| depth != 24 && depth != 32) |
| goto graphic_error; |
| } else if (*p == '\0') { |
| depth = graphic_depth; |
| } else { |
| goto graphic_error; |
| } |
| |
| graphic_width = w; |
| graphic_height = h; |
| graphic_depth = depth; |
| } |
| break; |
| case QEMU_OPTION_echr: |
| { |
| char *r; |
| term_escape_char = strtol(optarg, &r, 0); |
| if (r == optarg) |
| printf("Bad argument to echr\n"); |
| break; |
| } |
| case QEMU_OPTION_monitor: |
| default_monitor = 0; |
| if (strncmp(optarg, "none", 4)) { |
| monitor_parse(optarg, "readline", false); |
| } |
| break; |
| case QEMU_OPTION_qmp: |
| monitor_parse(optarg, "control", false); |
| default_monitor = 0; |
| break; |
| case QEMU_OPTION_qmp_pretty: |
| monitor_parse(optarg, "control", true); |
| default_monitor = 0; |
| break; |
| case QEMU_OPTION_mon: |
| opts = qemu_opts_parse_noisily(qemu_find_opts("mon"), optarg, |
| true); |
| if (!opts) { |
| exit(1); |
| } |
| default_monitor = 0; |
| break; |
| case QEMU_OPTION_chardev: |
| opts = qemu_opts_parse_noisily(qemu_find_opts("chardev"), |
| optarg, true); |
| if (!opts) { |
| exit(1); |
| } |
| break; |
| case QEMU_OPTION_fsdev: |
| olist = qemu_find_opts("fsdev"); |
| if (!olist) { |
| error_report("fsdev support is disabled"); |
| exit(1); |
| } |
| opts = qemu_opts_parse_noisily(olist, optarg, true); |
| if (!opts) { |
| exit(1); |
| } |
| break; |
| case QEMU_OPTION_virtfs: { |
| QemuOpts *fsdev; |
| QemuOpts *device; |
| const char *writeout, *sock_fd, *socket, *path, *security_model; |
| |
| olist = qemu_find_opts("virtfs"); |
| if (!olist) { |
| error_report("virtfs support is disabled"); |
| exit(1); |
| } |
| opts = qemu_opts_parse_noisily(olist, optarg, true); |
| if (!opts) { |
| exit(1); |
| } |
| |
| if (qemu_opt_get(opts, "fsdriver") == NULL || |
| qemu_opt_get(opts, "mount_tag") == NULL) { |
| error_report("Usage: -virtfs fsdriver,mount_tag=tag"); |
| exit(1); |
| } |
| fsdev = qemu_opts_create(qemu_find_opts("fsdev"), |
| qemu_opts_id(opts) ?: |
| qemu_opt_get(opts, "mount_tag"), |
| 1, NULL); |
| if (!fsdev) { |
| error_report("duplicate or invalid fsdev id: %s", |
| qemu_opt_get(opts, "mount_tag")); |
| exit(1); |
| } |
| |
| writeout = qemu_opt_get(opts, "writeout"); |
| if (writeout) { |
| #ifdef CONFIG_SYNC_FILE_RANGE |
| qemu_opt_set(fsdev, "writeout", writeout, &error_abort); |
| #else |
| error_report("writeout=immediate not supported " |
| "on this platform"); |
| exit(1); |
| #endif |
| } |
| qemu_opt_set(fsdev, "fsdriver", |
| qemu_opt_get(opts, "fsdriver"), &error_abort); |
| path = qemu_opt_get(opts, "path"); |
| if (path) { |
| qemu_opt_set(fsdev, "path", path, &error_abort); |
| } |
| security_model = qemu_opt_get(opts, "security_model"); |
| if (security_model) { |
| qemu_opt_set(fsdev, "security_model", security_model, |
| &error_abort); |
| } |
| socket = qemu_opt_get(opts, "socket"); |
| if (socket) { |
| qemu_opt_set(fsdev, "socket", socket, &error_abort); |
| } |
| sock_fd = qemu_opt_get(opts, "sock_fd"); |
| if (sock_fd) { |
| qemu_opt_set(fsdev, "sock_fd", sock_fd, &error_abort); |
| } |
| |
| qemu_opt_set_bool(fsdev, "readonly", |
| qemu_opt_get_bool(opts, "readonly", 0), |
| &error_abort); |
| device = qemu_opts_create(qemu_find_opts("device"), NULL, 0, |
| &error_abort); |
| qemu_opt_set(device, "driver", "virtio-9p-pci", &error_abort); |
| qemu_opt_set(device, "fsdev", |
| qemu_opts_id(fsdev), &error_abort); |
| qemu_opt_set(device, "mount_tag", |
| qemu_opt_get(opts, "mount_tag"), &error_abort); |
| break; |
| } |
| case QEMU_OPTION_virtfs_synth: { |
| QemuOpts *fsdev; |
| QemuOpts *device; |
| |
| warn_report("'-virtfs_synth' is deprecated, please use " |
| "'-fsdev synth' and '-device virtio-9p-...' " |
| "instead"); |
| |
| fsdev = qemu_opts_create(qemu_find_opts("fsdev"), "v_synth", |
| 1, NULL); |
| if (!fsdev) { |
| error_report("duplicate option: %s", "virtfs_synth"); |
| exit(1); |
| } |
| qemu_opt_set(fsdev, "fsdriver", "synth", &error_abort); |
| |
| device = qemu_opts_create(qemu_find_opts("device"), NULL, 0, |
| &error_abort); |
| qemu_opt_set(device, "driver", "virtio-9p-pci", &error_abort); |
| qemu_opt_set(device, "fsdev", "v_synth", &error_abort); |
| qemu_opt_set(device, "mount_tag", "v_synth", &error_abort); |
| break; |
| } |
| case QEMU_OPTION_serial: |
| add_device_config(DEV_SERIAL, optarg); |
| default_serial = 0; |
| if (strncmp(optarg, "mon:", 4) == 0) { |
| default_monitor = 0; |
| } |
| break; |
| case QEMU_OPTION_watchdog: |
| if (watchdog) { |
| error_report("only one watchdog option may be given"); |
| return 1; |
| } |
| watchdog = optarg; |
| break; |
| case QEMU_OPTION_watchdog_action: |
| if (select_watchdog_action(optarg) == -1) { |
| error_report("unknown -watchdog-action parameter"); |
| exit(1); |
| } |
| break; |
| case QEMU_OPTION_parallel: |
| add_device_config(DEV_PARALLEL, optarg); |
| default_parallel = 0; |
| if (strncmp(optarg, "mon:", 4) == 0) { |
| default_monitor = 0; |
| } |
| break; |
| case QEMU_OPTION_debugcon: |
| add_device_config(DEV_DEBUGCON, optarg); |
| break; |
| case QEMU_OPTION_loadvm: |
| loadvm = optarg; |
| break; |
| case QEMU_OPTION_full_screen: |
| dpy.has_full_screen = true; |
| dpy.full_screen = true; |
| break; |
| case QEMU_OPTION_alt_grab: |
| alt_grab = 1; |
| break; |
| case QEMU_OPTION_ctrl_grab: |
| ctrl_grab = 1; |
| break; |
| case QEMU_OPTION_no_quit: |
| dpy.has_window_close = true; |
| dpy.window_close = false; |
| break; |
| case QEMU_OPTION_sdl: |
| #ifdef CONFIG_SDL |
| dpy.type = DISPLAY_TYPE_SDL; |
| break; |
| #else |
| error_report("SDL support is disabled"); |
| exit(1); |
| #endif |
| case QEMU_OPTION_pidfile: |
| pid_file = optarg; |
| break; |
| case QEMU_OPTION_win2k_hack: |
| win2k_install_hack = 1; |
| break; |
| case QEMU_OPTION_acpitable: |
| opts = qemu_opts_parse_noisily(qemu_find_opts("acpi"), |
| optarg, true); |
| if (!opts) { |
| exit(1); |
| } |
| acpi_table_add(opts, &error_fatal); |
| break; |
| case QEMU_OPTION_smbios: |
| opts = qemu_opts_parse_noisily(qemu_find_opts("smbios"), |
| optarg, false); |
| if (!opts) { |
| exit(1); |
| } |
| smbios_entry_add(opts, &error_fatal); |
| break; |
| case QEMU_OPTION_fwcfg: |
| opts = qemu_opts_parse_noisily(qemu_find_opts("fw_cfg"), |
| optarg, true); |
| if (opts == NULL) { |
| exit(1); |
| } |
| break; |
| case QEMU_OPTION_preconfig: |
| preconfig_exit_requested = false; |
| break; |
| case QEMU_OPTION_enable_kvm: |
| olist = qemu_find_opts("machine"); |
| qemu_opts_parse_noisily(olist, "accel=kvm", false); |
| break; |
| case QEMU_OPTION_M: |
| case QEMU_OPTION_machine: |
| olist = qemu_find_opts("machine"); |
| opts = qemu_opts_parse_noisily(olist, optarg, true); |
| if (!opts) { |
| exit(1); |
| } |
| break; |
| case QEMU_OPTION_no_kvm: |
| olist = qemu_find_opts("machine"); |
| qemu_opts_parse_noisily(olist, "accel=tcg", false); |
| break; |
| case QEMU_OPTION_accel: |
| accel_opts = qemu_opts_parse_noisily(qemu_find_opts("accel"), |
| optarg, true); |
| optarg = qemu_opt_get(accel_opts, "accel"); |
| if (!optarg || is_help_option(optarg)) { |
| printf("Accelerators supported in QEMU binary:\n"); |
| GSList *el, *accel_list = object_class_get_list(TYPE_ACCEL, |
| false); |
| for (el = accel_list; el; el = el->next) { |
| gchar *typename = g_strdup(object_class_get_name( |
| OBJECT_CLASS(el->data))); |
| /* omit qtest which is used for tests only */ |
| if (g_strcmp0(typename, ACCEL_CLASS_NAME("qtest")) && |
| g_str_has_suffix(typename, ACCEL_CLASS_SUFFIX)) { |
| gchar **optname = g_strsplit(typename, |
| ACCEL_CLASS_SUFFIX, 0); |
| printf("%s\n", optname[0]); |
| g_free(optname); |
| } |
| g_free(typename); |
| } |
| g_slist_free(accel_list); |
| exit(0); |
| } |
| opts = qemu_opts_create(qemu_find_opts("machine"), NULL, |
| false, &error_abort); |
| qemu_opt_set(opts, "accel", optarg, &error_abort); |
| break; |
| case QEMU_OPTION_usb: |
| olist = qemu_find_opts("machine"); |
| qemu_opts_parse_noisily(olist, "usb=on", false); |
| break; |
| case QEMU_OPTION_usbdevice: |
| error_report("'-usbdevice' is deprecated, please use " |
| "'-device usb-...' instead"); |
| olist = qemu_find_opts("machine"); |
| qemu_opts_parse_noisily(olist, "usb=on", false); |
| add_device_config(DEV_USB, optarg); |
| break; |
| case QEMU_OPTION_device: |
| if (!qemu_opts_parse_noisily(qemu_find_opts("device"), |
| optarg, true)) { |
| exit(1); |
| } |
| break; |
| case QEMU_OPTION_smp: |
| if (!qemu_opts_parse_noisily(qemu_find_opts("smp-opts"), |
| optarg, true)) { |
| exit(1); |
| } |
| break; |
| case QEMU_OPTION_vnc: |
| vnc_parse(optarg, &error_fatal); |
| break; |
| case QEMU_OPTION_no_acpi: |
| acpi_enabled = 0; |
| break; |
| case QEMU_OPTION_no_hpet: |
| no_hpet = 1; |
| break; |
| case QEMU_OPTION_no_reboot: |
| no_reboot = 1; |
| break; |
| case QEMU_OPTION_no_shutdown: |
| no_shutdown = 1; |
| break; |
| case QEMU_OPTION_show_cursor: |
| cursor_hide = 0; |
| break; |
| case QEMU_OPTION_uuid: |
| if (qemu_uuid_parse(optarg, &qemu_uuid) < 0) { |
| error_report("failed to parse UUID string: wrong format"); |
| exit(1); |
| } |
| qemu_uuid_set = true; |
| break; |
| case QEMU_OPTION_option_rom: |
| if (nb_option_roms >= MAX_OPTION_ROMS) { |
| error_report("too many option ROMs"); |
| exit(1); |
| } |
| opts = qemu_opts_parse_noisily(qemu_find_opts("option-rom"), |
| optarg, true); |
| if (!opts) { |
| exit(1); |
| } |
| option_rom[nb_option_roms].name = qemu_opt_get(opts, "romfile"); |
| option_rom[nb_option_roms].bootindex = |
| qemu_opt_get_number(opts, "bootindex", -1); |
| if (!option_rom[nb_option_roms].name) { |
| error_report("Option ROM file is not specified"); |
| exit(1); |
| } |
| nb_option_roms++; |
| break; |
| case QEMU_OPTION_semihosting: |
| qemu_semihosting_enable(); |
| break; |
| case QEMU_OPTION_semihosting_config: |
| if (qemu_semihosting_config_options(optarg) != 0) { |
| exit(1); |
| } |
| break; |
| case QEMU_OPTION_name: |
| opts = qemu_opts_parse_noisily(qemu_find_opts("name"), |
| optarg, true); |
| if (!opts) { |
| exit(1); |
| } |
| break; |
| case QEMU_OPTION_prom_env: |
| if (nb_prom_envs >= MAX_PROM_ENVS) { |
| error_report("too many prom variables"); |
| exit(1); |
| } |
| prom_envs[nb_prom_envs] = optarg; |
| nb_prom_envs++; |
| break; |
| case QEMU_OPTION_old_param: |
| old_param = 1; |
| break; |
| case QEMU_OPTION_rtc: |
| opts = qemu_opts_parse_noisily(qemu_find_opts("rtc"), optarg, |
| false); |
| if (!opts) { |
| exit(1); |
| } |
| break; |
| case QEMU_OPTION_tb_size: |
| #ifndef CONFIG_TCG |
| error_report("TCG is disabled"); |
| exit(1); |
| #endif |
| if (qemu_strtoul(optarg, NULL, 0, &tcg_tb_size) < 0) { |
| error_report("Invalid argument to -tb-size"); |
| exit(1); |
| } |
| break; |
| case QEMU_OPTION_icount: |
| icount_opts = qemu_opts_parse_noisily(qemu_find_opts("icount"), |
| optarg, true); |
| if (!icount_opts) { |
| exit(1); |
| } |
| break; |
| case QEMU_OPTION_incoming: |
| if (!incoming) { |
| runstate_set(RUN_STATE_INMIGRATE); |
| } |
| incoming = optarg; |
| break; |
| case QEMU_OPTION_only_migratable: |
| only_migratable = 1; |
| break; |
| case QEMU_OPTION_nodefaults: |
| has_defaults = 0; |
| break; |
| case QEMU_OPTION_xen_domid: |
| if (!(xen_available())) { |
| error_report("Option not supported for this target"); |
| exit(1); |
| } |
| xen_domid = atoi(optarg); |
| break; |
| case QEMU_OPTION_xen_attach: |
| if (!(xen_available())) { |
| error_report("Option not supported for this target"); |
| exit(1); |
| } |
| xen_mode = XEN_ATTACH; |
| break; |
| case QEMU_OPTION_xen_domid_restrict: |
| if (!(xen_available())) { |
| error_report("Option not supported for this target"); |
| exit(1); |
| } |
| xen_domid_restrict = true; |
| break; |
| case QEMU_OPTION_trace: |
| g_free(trace_file); |
| trace_file = trace_opt_parse(optarg); |
| break; |
| case QEMU_OPTION_readconfig: |
| { |
| int ret = qemu_read_config_file(optarg); |
| if (ret < 0) { |
| error_report("read config %s: %s", optarg, |
| strerror(-ret)); |
| exit(1); |
| } |
| break; |
| } |
| case QEMU_OPTION_spice: |
| olist = qemu_find_opts("spice"); |
| if (!olist) { |
| error_report("spice support is disabled"); |
| exit(1); |
| } |
| opts = qemu_opts_parse_noisily(olist, optarg, false); |
| if (!opts) { |
| exit(1); |
| } |
| display_remote++; |
| break; |
| case QEMU_OPTION_writeconfig: |
| { |
| FILE *fp; |
| if (strcmp(optarg, "-") == 0) { |
| fp = stdout; |
| } else { |
| fp = fopen(optarg, "w"); |
| if (fp == NULL) { |
| error_report("open %s: %s", optarg, |
| strerror(errno)); |
| exit(1); |
| } |
| } |
| qemu_config_write(fp); |
| if (fp != stdout) { |
| fclose(fp); |
| } |
| break; |
| } |
| case QEMU_OPTION_qtest: |
| qtest_chrdev = optarg; |
| break; |
| case QEMU_OPTION_qtest_log: |
| qtest_log = optarg; |
| break; |
| case QEMU_OPTION_sandbox: |
| olist = qemu_find_opts("sandbox"); |
| if (!olist) { |
| #ifndef CONFIG_SECCOMP |
| error_report("-sandbox support is not enabled " |
| "in this QEMU binary"); |
| #endif |
| exit(1); |
| } |
| |
| opts = qemu_opts_parse_noisily(olist, optarg, true); |
| if (!opts) { |
| exit(1); |
| } |
| break; |
| case QEMU_OPTION_add_fd: |
| #ifndef _WIN32 |
| opts = qemu_opts_parse_noisily(qemu_find_opts("add-fd"), |
| optarg, false); |
| if (!opts) { |
| exit(1); |
| } |
| #else |
| error_report("File descriptor passing is disabled on this " |
| "platform"); |
| exit(1); |
| #endif |
| break; |
| case QEMU_OPTION_object: |
| opts = qemu_opts_parse_noisily(qemu_find_opts("object"), |
| optarg, true); |
| if (!opts) { |
| exit(1); |
| } |
| break; |
| case QEMU_OPTION_realtime: |
| warn_report("'-realtime mlock=...' is deprecated, please use " |
| "'-overcommit mem-lock=...' instead"); |
| opts = qemu_opts_parse_noisily(qemu_find_opts("realtime"), |
| optarg, false); |
| if (!opts) { |
| exit(1); |
| } |
| /* Don't override the -overcommit option if set */ |
| enable_mlock = enable_mlock || |
| qemu_opt_get_bool(opts, "mlock", true); |
| break; |
| case QEMU_OPTION_overcommit: |
| opts = qemu_opts_parse_noisily(qemu_find_opts("overcommit"), |
| optarg, false); |
| if (!opts) { |
| exit(1); |
| } |
| /* Don't override the -realtime option if set */ |
| enable_mlock = enable_mlock || |
| qemu_opt_get_bool(opts, "mem-lock", false); |
| enable_cpu_pm = qemu_opt_get_bool(opts, "cpu-pm", false); |
| break; |
| case QEMU_OPTION_msg: |
| opts = qemu_opts_parse_noisily(qemu_find_opts("msg"), optarg, |
| false); |
| if (!opts) { |
| exit(1); |
| } |
| configure_msg(opts); |
| break; |
| case QEMU_OPTION_dump_vmstate: |
| if (vmstate_dump_file) { |
| error_report("only one '-dump-vmstate' " |
| "option may be given"); |
| exit(1); |
| } |
| vmstate_dump_file = fopen(optarg, "w"); |
| if (vmstate_dump_file == NULL) { |
| error_report("open %s: %s", optarg, strerror(errno)); |
| exit(1); |
| } |
| break; |
| case QEMU_OPTION_enable_sync_profile: |
| qsp_enable(); |
| break; |
| case QEMU_OPTION_nouserconfig: |
| /* Nothing to be parsed here. Especially, do not error out below. */ |
| break; |
| default: |
| if (os_parse_cmd_args(popt->index, optarg)) { |
| error_report("Option not supported in this build"); |
| exit(1); |
| } |
| } |
| } |
| } |
| /* |
| * Clear error location left behind by the loop. |
| * Best done right after the loop. Do not insert code here! |
| */ |
| loc_set_none(); |
| |
| user_register_global_props(); |
| |
| replay_configure(icount_opts); |
| |
| if (incoming && !preconfig_exit_requested) { |
| error_report("'preconfig' and 'incoming' options are " |
| "mutually exclusive"); |
| exit(EXIT_FAILURE); |
| } |
| |
| configure_rtc(qemu_find_opts_singleton("rtc")); |
| |
| machine_class = select_machine(); |
| object_set_machine_compat_props(machine_class->compat_props); |
| |
| set_memory_options(&ram_slots, &maxram_size, machine_class); |
| |
| os_daemonize(); |
| rcu_disable_atfork(); |
| |
| if (pid_file && !qemu_write_pidfile(pid_file, &err)) { |
| error_reportf_err(err, "cannot create PID file: "); |
| exit(1); |
| } |
| |
| qemu_unlink_pidfile_notifier.notify = qemu_unlink_pidfile; |
| qemu_add_exit_notifier(&qemu_unlink_pidfile_notifier); |
| |
| if (qemu_init_main_loop(&main_loop_err)) { |
| error_report_err(main_loop_err); |
| exit(1); |
| } |
| |
| #ifdef CONFIG_SECCOMP |
| olist = qemu_find_opts_err("sandbox", NULL); |
| if (olist) { |
| qemu_opts_foreach(olist, parse_sandbox, NULL, &error_fatal); |
| } |
| #endif |
| |
| qemu_opts_foreach(qemu_find_opts("name"), |
| parse_name, NULL, &error_fatal); |
| |
| #ifndef _WIN32 |
| qemu_opts_foreach(qemu_find_opts("add-fd"), |
| parse_add_fd, NULL, &error_fatal); |
| |
| qemu_opts_foreach(qemu_find_opts("add-fd"), |
| cleanup_add_fd, NULL, &error_fatal); |
| #endif |
| |
| current_machine = MACHINE(object_new(object_class_get_name( |
| OBJECT_CLASS(machine_class)))); |
| if (machine_help_func(qemu_get_machine_opts(), current_machine)) { |
| exit(0); |
| } |
| object_property_add_child(object_get_root(), "machine", |
| OBJECT(current_machine), &error_abort); |
| object_property_add_child(container_get(OBJECT(current_machine), |
| "/unattached"), |
| "sysbus", OBJECT(sysbus_get_default()), |
| NULL); |
| |
| if (machine_class->minimum_page_bits) { |
| if (!set_preferred_target_page_bits(machine_class->minimum_page_bits)) { |
| /* This would be a board error: specifying a minimum smaller than |
| * a target's compile-time fixed setting. |
| */ |
| g_assert_not_reached(); |
| } |
| } |
| |
| cpu_exec_init_all(); |
| |
| if (machine_class->hw_version) { |
| qemu_set_hw_version(machine_class->hw_version); |
| } |
| |
| if (cpu_option && is_help_option(cpu_option)) { |
| list_cpus(cpu_option); |
| exit(0); |
| } |
| |
| if (!trace_init_backends()) { |
| exit(1); |
| } |
| trace_init_file(trace_file); |
| |
| /* Open the logfile at this point and set the log mask if necessary. |
| */ |
| if (log_file) { |
| qemu_set_log_filename(log_file, &error_fatal); |
| } |
| |
| if (log_mask) { |
| int mask; |
| mask = qemu_str_to_log_mask(log_mask); |
| if (!mask) { |
| qemu_print_log_usage(stdout); |
| exit(1); |
| } |
| qemu_set_log(mask); |
| } else { |
| qemu_set_log(0); |
| } |
| |
| /* add configured firmware directories */ |
| dirs = g_strsplit(CONFIG_QEMU_FIRMWAREPATH, G_SEARCHPATH_SEPARATOR_S, 0); |
| for (i = 0; dirs[i] != NULL; i++) { |
| qemu_add_data_dir(dirs[i]); |
| } |
| g_strfreev(dirs); |
| |
| /* try to find datadir relative to the executable path */ |
| dir = os_find_datadir(); |
| qemu_add_data_dir(dir); |
| g_free(dir); |
| |
| /* add the datadir specified when building */ |
| qemu_add_data_dir(CONFIG_QEMU_DATADIR); |
| |
| /* -L help lists the data directories and exits. */ |
| if (list_data_dirs) { |
| for (i = 0; i < data_dir_idx; i++) { |
| printf("%s\n", data_dir[i]); |
| } |
| exit(0); |
| } |
| |
| /* machine_class: default to UP */ |
| machine_class->max_cpus = machine_class->max_cpus ?: 1; |
| machine_class->min_cpus = machine_class->min_cpus ?: 1; |
| machine_class->default_cpus = machine_class->default_cpus ?: 1; |
| |
| /* default to machine_class->default_cpus */ |
| current_machine->smp.cpus = machine_class->default_cpus; |
| current_machine->smp.max_cpus = machine_class->default_cpus; |
| current_machine->smp.cores = 1; |
| current_machine->smp.threads = 1; |
| |
| machine_class->smp_parse(current_machine, |
| qemu_opts_find(qemu_find_opts("smp-opts"), NULL)); |
| |
| /* sanity-check smp_cpus and max_cpus against machine_class */ |
| if (current_machine->smp.cpus < machine_class->min_cpus) { |
| error_report("Invalid SMP CPUs %d. The min CPUs " |
| "supported by machine '%s' is %d", |
| current_machine->smp.cpus, |
| machine_class->name, machine_class->min_cpus); |
| exit(1); |
| } |
| if (current_machine->smp.max_cpus > machine_class->max_cpus) { |
| error_report("Invalid SMP CPUs %d. The max CPUs " |
| "supported by machine '%s' is %d", |
| current_machine->smp.max_cpus, |
| machine_class->name, machine_class->max_cpus); |
| exit(1); |
| } |
| |
| /* |
| * Get the default machine options from the machine if it is not already |
| * specified either by the configuration file or by the command line. |
| */ |
| if (machine_class->default_machine_opts) { |
| qemu_opts_set_defaults(qemu_find_opts("machine"), |
| machine_class->default_machine_opts, 0); |
| } |
| |
| qemu_opts_foreach(qemu_find_opts("device"), |
| default_driver_check, NULL, NULL); |
| qemu_opts_foreach(qemu_find_opts("global"), |
| default_driver_check, NULL, NULL); |
| |
| if (!vga_model && !default_vga) { |
| vga_interface_type = VGA_DEVICE; |
| } |
| if (!has_defaults || machine_class->no_serial) { |
| default_serial = 0; |
| } |
| if (!has_defaults || machine_class->no_parallel) { |
| default_parallel = 0; |
| } |
| if (!has_defaults || machine_class->no_floppy) { |
| default_floppy = 0; |
| } |
| if (!has_defaults || machine_class->no_cdrom) { |
| default_cdrom = 0; |
| } |
| if (!has_defaults || machine_class->no_sdcard) { |
| default_sdcard = 0; |
| } |
| if (!has_defaults) { |
| default_monitor = 0; |
| default_net = 0; |
| default_vga = 0; |
| } |
| |
| if (is_daemonized()) { |
| if (!preconfig_exit_requested) { |
| error_report("'preconfig' and 'daemonize' options are " |
| "mutually exclusive"); |
| exit(EXIT_FAILURE); |
| } |
| |
| /* According to documentation and historically, -nographic redirects |
| * serial port, parallel port and monitor to stdio, which does not work |
| * with -daemonize. We can redirect these to null instead, but since |
| * -nographic is legacy, let's just error out. |
| * We disallow -nographic only if all other ports are not redirected |
| * explicitly, to not break existing legacy setups which uses |
| * -nographic _and_ redirects all ports explicitly - this is valid |
| * usage, -nographic is just a no-op in this case. |
| */ |
| if (nographic |
| && (default_parallel || default_serial || default_monitor)) { |
| error_report("-nographic cannot be used with -daemonize"); |
| exit(1); |
| } |
| #ifdef CONFIG_CURSES |
| if (dpy.type == DISPLAY_TYPE_CURSES) { |
| error_report("curses display cannot be used with -daemonize"); |
| exit(1); |
| } |
| #endif |
| } |
| |
| if (nographic) { |
| if (default_parallel) |
| add_device_config(DEV_PARALLEL, "null"); |
| if (default_serial && default_monitor) { |
| add_device_config(DEV_SERIAL, "mon:stdio"); |
| } else { |
| if (default_serial) |
| add_device_config(DEV_SERIAL, "stdio"); |
| if (default_monitor) |
| monitor_parse("stdio", "readline", false); |
| } |
| } else { |
| if (default_serial) |
| add_device_config(DEV_SERIAL, "vc:80Cx24C"); |
| if (default_parallel) |
| add_device_config(DEV_PARALLEL, "vc:80Cx24C"); |
| if (default_monitor) |
| monitor_parse("vc:80Cx24C", "readline", false); |
| } |
| |
| #if defined(CONFIG_VNC) |
| if (!QTAILQ_EMPTY(&(qemu_find_opts("vnc")->head))) { |
| display_remote++; |
| } |
| #endif |
| if (dpy.type == DISPLAY_TYPE_DEFAULT && !display_remote) { |
| if (!qemu_display_find_default(&dpy)) { |
| dpy.type = DISPLAY_TYPE_NONE; |
| #if defined(CONFIG_VNC) |
| vnc_parse("localhost:0,to=99,id=default", &error_abort); |
| #endif |
| } |
| } |
| if (dpy.type == DISPLAY_TYPE_DEFAULT) { |
| dpy.type = DISPLAY_TYPE_NONE; |
| } |
| |
| if ((alt_grab || ctrl_grab) && dpy.type != DISPLAY_TYPE_SDL) { |
| error_report("-alt-grab and -ctrl-grab are only valid " |
| "for SDL, ignoring option"); |
| } |
| if (dpy.has_window_close && |
| (dpy.type != DISPLAY_TYPE_GTK && dpy.type != DISPLAY_TYPE_SDL)) { |
| error_report("-no-quit is only valid for GTK and SDL, " |
| "ignoring option"); |
| } |
| |
| qemu_display_early_init(&dpy); |
| qemu_console_early_init(); |
| |
| if (dpy.has_gl && dpy.gl != DISPLAYGL_MODE_OFF && display_opengl == 0) { |
| #if defined(CONFIG_OPENGL) |
| error_report("OpenGL is not supported by the display"); |
| #else |
| error_report("OpenGL support is disabled"); |
| #endif |
| exit(1); |
| } |
| |
| page_size_init(); |
| socket_init(); |
| |
| qemu_opts_foreach(qemu_find_opts("object"), |
| user_creatable_add_opts_foreach, |
| object_create_initial, &error_fatal); |
| |
| qemu_opts_foreach(qemu_find_opts("chardev"), |
| chardev_init_func, NULL, &error_fatal); |
| /* now chardevs have been created we may have semihosting to connect */ |
| qemu_semihosting_connect_chardevs(); |
| |
| #ifdef CONFIG_VIRTFS |
| qemu_opts_foreach(qemu_find_opts("fsdev"), |
| fsdev_init_func, NULL, &error_fatal); |
| #endif |
| |
| if (qemu_opts_foreach(qemu_find_opts("device"), |
| device_help_func, NULL, NULL)) { |
| exit(0); |
| } |
| |
| /* |
| * Note: we need to create block backends before |
| * machine_set_property(), so machine properties can refer to |
| * them. |
| */ |
| configure_blockdev(&bdo_queue, machine_class, snapshot); |
| |
| machine_opts = qemu_get_machine_opts(); |
| qemu_opt_foreach(machine_opts, machine_set_property, current_machine, |
| &error_fatal); |
| current_machine->ram_size = ram_size; |
| current_machine->maxram_size = maxram_size; |
| current_machine->ram_slots = ram_slots; |
| |
| /* |
| * Note: uses machine properties such as kernel-irqchip, must run |
| * after machine_set_property(). |
| */ |
| configure_accelerator(current_machine, argv[0]); |
| |
| /* |
| * Beware, QOM objects created before this point miss global and |
| * compat properties. |
| * |
| * Global properties get set up by qdev_prop_register_global(), |
| * called from user_register_global_props(), and certain option |
| * desugaring. Also in CPU feature desugaring (buried in |
| * parse_cpu_option()), which happens below this point, but may |
| * only target the CPU type, which can only be created after |
| * parse_cpu_option() returned the type. |
| * |
| * Machine compat properties: object_set_machine_compat_props(). |
| * Accelerator compat props: object_set_accelerator_compat_props(), |
| * called from configure_accelerator(). |
| */ |
| |
| if (!qtest_enabled() && machine_class->deprecation_reason) { |
| error_report("Machine type '%s' is deprecated: %s", |
| machine_class->name, machine_class->deprecation_reason); |
| } |
| |
| /* |
| * Note: creates a QOM object, must run only after global and |
| * compat properties have been set up. |
| */ |
| migration_object_init(); |
| |
| if (qtest_chrdev) { |
| qtest_init(qtest_chrdev, qtest_log, &error_fatal); |
| } |
| |
| machine_opts = qemu_get_machine_opts(); |
| kernel_filename = qemu_opt_get(machine_opts, "kernel"); |
| initrd_filename = qemu_opt_get(machine_opts, "initrd"); |
| kernel_cmdline = qemu_opt_get(machine_opts, "append"); |
| bios_name = qemu_opt_get(machine_opts, "firmware"); |
| |
| opts = qemu_opts_find(qemu_find_opts("boot-opts"), NULL); |
| if (opts) { |
| boot_order = qemu_opt_get(opts, "order"); |
| if (boot_order) { |
| validate_bootdevices(boot_order, &error_fatal); |
| } |
| |
| boot_once = qemu_opt_get(opts, "once"); |
| if (boot_once) { |
| validate_bootdevices(boot_once, &error_fatal); |
| } |
| |
| boot_menu = qemu_opt_get_bool(opts, "menu", boot_menu); |
| boot_strict = qemu_opt_get_bool(opts, "strict", false); |
| } |
| |
| if (!boot_order) { |
| boot_order = machine_class->default_boot_order; |
| } |
| |
| if (!kernel_cmdline) { |
| kernel_cmdline = ""; |
| current_machine->kernel_cmdline = (char *)kernel_cmdline; |
| } |
| |
| linux_boot = (kernel_filename != NULL); |
| |
| if (!linux_boot && *kernel_cmdline != '\0') { |
| error_report("-append only allowed with -kernel option"); |
| exit(1); |
| } |
| |
| if (!linux_boot && initrd_filename != NULL) { |
| error_report("-initrd only allowed with -kernel option"); |
| exit(1); |
| } |
| |
| if (semihosting_enabled() && !semihosting_get_argc() && kernel_filename) { |
| /* fall back to the -kernel/-append */ |
| semihosting_arg_fallback(kernel_filename, kernel_cmdline); |
| } |
| |
| os_set_line_buffering(); |
| |
| /* spice needs the timers to be initialized by this point */ |
| qemu_spice_init(); |
| |
| cpu_ticks_init(); |
| if (icount_opts) { |
| if (!tcg_enabled()) { |
| error_report("-icount is not allowed with hardware virtualization"); |
| exit(1); |
| } |
| configure_icount(icount_opts, &error_abort); |
| qemu_opts_del(icount_opts); |
| } |
| |
| if (tcg_enabled()) { |
| qemu_tcg_configure(accel_opts, &error_fatal); |
| } |
| |
| if (default_net) { |
| QemuOptsList *net = qemu_find_opts("net"); |
| qemu_opts_set(net, NULL, "type", "nic", &error_abort); |
| #ifdef CONFIG_SLIRP |
| qemu_opts_set(net, NULL, "type", "user", &error_abort); |
| #endif |
| } |
| |
| if (net_init_clients(&err) < 0) { |
| error_report_err(err); |
| exit(1); |
| } |
| |
| qemu_opts_foreach(qemu_find_opts("object"), |
| user_creatable_add_opts_foreach, |
| object_create_delayed, &error_fatal); |
| |
| tpm_init(); |
| |
| /* init the bluetooth world */ |
| if (foreach_device_config(DEV_BT, bt_parse)) |
| exit(1); |
| |
| if (!xen_enabled()) { |
| /* On 32-bit hosts, QEMU is limited by virtual address space */ |
| if (ram_size > (2047 << 20) && HOST_LONG_BITS == 32) { |
| error_report("at most 2047 MB RAM can be simulated"); |
| exit(1); |
| } |
| } |
| |
| blk_mig_init(); |
| ram_mig_init(); |
| dirty_bitmap_mig_init(); |
| |
| qemu_opts_foreach(qemu_find_opts("mon"), |
| mon_init_func, NULL, &error_fatal); |
| |
| if (foreach_device_config(DEV_SERIAL, serial_parse) < 0) |
| exit(1); |
| if (foreach_device_config(DEV_PARALLEL, parallel_parse) < 0) |
| exit(1); |
| if (foreach_device_config(DEV_DEBUGCON, debugcon_parse) < 0) |
| exit(1); |
| |
| /* If no default VGA is requested, the default is "none". */ |
| if (default_vga) { |
| vga_model = get_default_vga_model(machine_class); |
| } |
| if (vga_model) { |
| select_vgahw(machine_class, vga_model); |
| } |
| |
| if (watchdog) { |
| i = select_watchdog(watchdog); |
| if (i > 0) |
| exit (i == 1 ? 1 : 0); |
| } |
| |
| /* This checkpoint is required by replay to separate prior clock |
| reading from the other reads, because timer polling functions query |
| clock values from the log. */ |
| replay_checkpoint(CHECKPOINT_INIT); |
| qdev_machine_init(); |
| |
| current_machine->boot_order = boot_order; |
| |
| /* parse features once if machine provides default cpu_type */ |
| current_machine->cpu_type = machine_class->default_cpu_type; |
| if (cpu_option) { |
| current_machine->cpu_type = parse_cpu_option(cpu_option); |
| } |
| parse_numa_opts(current_machine); |
| |
| /* do monitor/qmp handling at preconfig state if requested */ |
| main_loop(); |
| |
| audio_init_audiodevs(); |
| |
| /* from here on runstate is RUN_STATE_PRELAUNCH */ |
| machine_run_board_init(current_machine); |
| |
| realtime_init(); |
| |
| soundhw_init(); |
| |
| if (hax_enabled()) { |
| hax_sync_vcpus(); |
| } |
| |
| qemu_opts_foreach(qemu_find_opts("fw_cfg"), |
| parse_fw_cfg, fw_cfg_find(), &error_fatal); |
| |
| /* init USB devices */ |
| if (machine_usb(current_machine)) { |
| if (foreach_device_config(DEV_USB, usb_parse) < 0) |
| exit(1); |
| } |
| |
| /* Check if IGD GFX passthrough. */ |
| igd_gfx_passthru(); |
| |
| /* init generic devices */ |
| rom_set_order_override(FW_CFG_ORDER_OVERRIDE_DEVICE); |
| qemu_opts_foreach(qemu_find_opts("device"), |
| device_init_func, NULL, &error_fatal); |
| |
| cpu_synchronize_all_post_init(); |
| |
| rom_reset_order_override(); |
| |
| /* Did we create any drives that we failed to create a device for? */ |
| drive_check_orphaned(); |
| |
| /* Don't warn about the default network setup that you get if |
| * no command line -net or -netdev options are specified. There |
| * are two cases that we would otherwise complain about: |
| * (1) board doesn't support a NIC but the implicit "-net nic" |
| * requested one |
| * (2) CONFIG_SLIRP not set, in which case the implicit "-net nic" |
| * sets up a nic that isn't connected to anything. |
| */ |
| if (!default_net && (!qtest_enabled() || has_defaults)) { |
| net_check_clients(); |
| } |
| |
| if (boot_once) { |
| qemu_boot_set(boot_once, &error_fatal); |
| qemu_register_reset(restore_boot_order, g_strdup(boot_order)); |
| } |
| |
| /* init local displays */ |
| ds = init_displaystate(); |
| qemu_display_init(ds, &dpy); |
| |
| /* must be after terminal init, SDL library changes signal handlers */ |
| os_setup_signal_handling(); |
| |
| /* init remote displays */ |
| #ifdef CONFIG_VNC |
| qemu_opts_foreach(qemu_find_opts("vnc"), |
| vnc_init_func, NULL, &error_fatal); |
| #endif |
| |
| if (using_spice) { |
| qemu_spice_display_init(); |
| } |
| |
| if (foreach_device_config(DEV_GDB, gdbserver_start) < 0) { |
| exit(1); |
| } |
| |
| qdev_machine_creation_done(); |
| |
| /* TODO: once all bus devices are qdevified, this should be done |
| * when bus is created by qdev.c */ |
| qemu_register_reset(qbus_reset_all_fn, sysbus_get_default()); |
| qemu_run_machine_init_done_notifiers(); |
| |
| if (rom_check_and_register_reset() != 0) { |
| error_report("rom check and register reset failed"); |
| exit(1); |
| } |
| |
| replay_start(); |
| |
| /* This checkpoint is required by replay to separate prior clock |
| reading from the other reads, because timer polling functions query |
| clock values from the log. */ |
| replay_checkpoint(CHECKPOINT_RESET); |
| qemu_system_reset(SHUTDOWN_CAUSE_NONE); |
| register_global_state(); |
| if (loadvm) { |
| Error *local_err = NULL; |
| if (load_snapshot(loadvm, &local_err) < 0) { |
| error_report_err(local_err); |
| autostart = 0; |
| exit(1); |
| } |
| } |
| if (replay_mode != REPLAY_MODE_NONE) { |
| replay_vmstate_init(); |
| } |
| |
| qdev_prop_check_globals(); |
| if (vmstate_dump_file) { |
| /* dump and exit */ |
| dump_vmstate_json_to_file(vmstate_dump_file); |
| return 0; |
| } |
| |
| if (incoming) { |
| Error *local_err = NULL; |
| qemu_start_incoming_migration(incoming, &local_err); |
| if (local_err) { |
| error_reportf_err(local_err, "-incoming %s: ", incoming); |
| exit(1); |
| } |
| } else if (autostart) { |
| vm_start(); |
| } |
| |
| accel_setup_post(current_machine); |
| os_setup_post(); |
| |
| main_loop(); |
| |
| gdbserver_cleanup(); |
| |
| /* |
| * cleaning up the migration object cancels any existing migration |
| * try to do this early so that it also stops using devices. |
| */ |
| migration_shutdown(); |
| |
| /* No more vcpu or device emulation activity beyond this point */ |
| vm_shutdown(); |
| |
| job_cancel_sync_all(); |
| bdrv_close_all(); |
| |
| res_free(); |
| |
| /* vhost-user must be cleaned up before chardevs. */ |
| tpm_cleanup(); |
| net_cleanup(); |
| audio_cleanup(); |
| monitor_cleanup(); |
| qemu_chr_cleanup(); |
| user_creatable_cleanup(); |
| /* TODO: unref root container, check all devices are ok */ |
| |
| return 0; |
| } |