| /* |
| * 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-version.h" |
| #include "qemu/cutils.h" |
| #include "qemu/help_option.h" |
| |
| #ifdef CONFIG_SECCOMP |
| #include "sysemu/seccomp.h" |
| #endif |
| |
| #if defined(CONFIG_VDE) |
| #include <libvdeplug.h> |
| #endif |
| |
| #if defined(CONFIG_SDL) && !defined(CONFIG_ANDROID) |
| #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 "hw/boards.h" |
| #include "sysemu/accel.h" |
| #include "hw/usb.h" |
| #include "hw/i386/pc.h" |
| #include "hw/isa/isa.h" |
| #include "hw/bt.h" |
| #include "sysemu/watchdog.h" |
| #include "hw/smbios/smbios.h" |
| #include "hw/xen/xen.h" |
| #include "hw/qdev.h" |
| #include "hw/loader.h" |
| #include "hw/display/goldfish_fb.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 "sysemu/char.h" |
| #include "qemu/bitmap.h" |
| #include "qemu/log.h" |
| #include "sysemu/blockdev.h" |
| #include "hw/block/block.h" |
| #include "migration/block.h" |
| #include "sysemu/tpm.h" |
| #include "sysemu/dma.h" |
| #include "audio/audio.h" |
| #include "migration/migration.h" |
| #include "sysemu/cpus.h" |
| #include "sysemu/kvm.h" |
| #include "sysemu/hax.h" |
| #include "qapi/qmp/qjson.h" |
| #include "qemu/option.h" |
| #include "qemu/config-file.h" |
| #include "qemu-options.h" |
| #include "qmp-commands.h" |
| #include "qemu/main-loop.h" |
| #ifdef CONFIG_VIRTFS |
| #include "fsdev/qemu-fsdev.h" |
| #endif |
| #include "sysemu/qtest.h" |
| |
| #include "disas/disas.h" |
| |
| |
| #include "slirp/libslirp.h" |
| |
| #include "trace.h" |
| #include "trace/control.h" |
| #include "qemu/queue.h" |
| #include "sysemu/cpus.h" |
| #include "sysemu/arch_init.h" |
| |
| #include "ui/qemu-spice.h" |
| #include "qapi/string-input-visitor.h" |
| #include "qapi/opts-visitor.h" |
| #include "qom/object_interfaces.h" |
| #include "qapi-event.h" |
| #include "exec/semihost.h" |
| #include "crypto/init.h" |
| #include "sysemu/replay.h" |
| #include "qapi/qmp/qerror.h" |
| |
| #ifdef CONFIG_ANDROID |
| |
| #undef socket_connect |
| #undef socket_listen |
| |
| #include "android/android.h" |
| #include "android/boot-properties.h" |
| #include "android/crashreport/crash-handler.h" |
| #include "android/emulation/bufprint_config_dirs.h" |
| #include "android/error-messages.h" |
| #include "android/globals.h" |
| #include "android/gps.h" |
| #include "android/help.h" |
| #include "android/hw-control.h" |
| #include "android/hw-qemud.h" |
| #include "android/main-common.h" |
| #include "android/metrics/metrics.h" |
| #include "android/multitouch-port.h" |
| #include "android/network/control.h" |
| #include "android/network/globals.h" |
| #include "android/opengl/emugl_config.h" |
| #include "android/skin/winsys.h" |
| #include "android/snapshot.h" |
| #include "android/snaphost-android.h" |
| #include "android/telephony/modem_driver.h" |
| #include "android/update-check/update_check.h" |
| #include "android/ui-emu-agent.h" |
| #include "android/utils/async.h" |
| #include "android/utils/bufprint.h" |
| #include "android/utils/debug.h" |
| #include "android/utils/filelock.h" |
| #include "android/utils/ini.h" |
| #include "android/utils/lineinput.h" |
| #include "android/utils/path.h" |
| #include "android/utils/property_file.h" |
| #include "android/utils/socket_drainer.h" |
| #include "android/utils/tempfile.h" |
| #include "android/utils/timezone.h" |
| #include "android/version.h" |
| #include "android/wear-agent/android_wear_agent.h" |
| #include "android-qemu2-glue/android_qemud.h" |
| #include "android-qemu2-glue/looper-qemu.h" |
| #include "android-qemu2-glue/qemu-control-impl.h" |
| #include "android-qemu2-glue/qemu-setup.h" |
| #include "android/camera/camera-service.h" |
| |
| #include "hw/input/goldfish_events.h" |
| |
| // this path has to be relative as AndroidEmu include paths go after the qemu2 |
| // ones, and android/opengles.h resolves to the very same this file |
| #include "../qemu/android/opengles.h" |
| |
| #define QEMU_CORE_VERSION "qemu2 " QEMU_VERSION |
| |
| ///////////////////////////////////////////////////////////// |
| |
| #define LCD_DENSITY_LDPI 120 |
| #define LCD_DENSITY_MDPI 160 |
| #define LCD_DENSITY_TVDPI 213 |
| #define LCD_DENSITY_HDPI 240 |
| #define LCD_DENSITY_280DPI 280 |
| #define LCD_DENSITY_XHDPI 320 |
| #define LCD_DENSITY_360DPI 360 |
| #define LCD_DENSITY_400DPI 400 |
| #define LCD_DENSITY_420DPI 420 |
| #define LCD_DENSITY_XXHDPI 480 |
| #define LCD_DENSITY_560DPI 560 |
| #define LCD_DENSITY_XXXHDPI 640 |
| |
| extern bool android_op_wipe_data; |
| |
| #endif // CONFIG_ANDROID |
| |
| #define MAX_VIRTIO_CONSOLES 1 |
| #define MAX_SCLP_CONSOLES 1 |
| #define QCOW2_SUFFIX "qcow2" |
| |
| 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 request_opengl = -1; |
| 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; |
| int nb_nics; |
| NICInfo nd_table[MAX_NICS]; |
| int autostart; |
| static int rtc_utc = 1; |
| static int rtc_date_offset = -1; /* -1 means no change */ |
| QEMUClockType rtc_clock; |
| int vga_interface_type = VGA_NONE; |
| static int full_screen = 0; |
| static int no_frame = 0; |
| int no_quit = 0; |
| static bool grab_on_hover; |
| CharDriverState *serial_hds[MAX_SERIAL_PORTS]; |
| CharDriverState *parallel_hds[MAX_PARALLEL_PORTS]; |
| CharDriverState *virtcon_hds[MAX_VIRTIO_CONSOLES]; |
| CharDriverState *sclp_hds[MAX_SCLP_CONSOLES]; |
| int win2k_install_hack = 0; |
| int singlestep = 0; |
| int smp_cpus = 1; |
| int max_cpus = 1; |
| int smp_cores = 1; |
| int smp_threads = 1; |
| 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; |
| #ifdef CONFIG_ANDROID |
| int lcd_density = LCD_DENSITY_MDPI; |
| extern char* op_http_proxy; |
| extern char* android_op_ports; |
| extern int android_op_ports_numbers[2]; |
| extern char* android_op_report_console; |
| static const char* android_hw_file = NULL; |
| #endif // CONFIG_ANDROID |
| 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; |
| size_t boot_splash_filedata_size; |
| uint8_t qemu_extra_params_fw[2]; |
| |
| 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. |
| */ |
| uint8_t qemu_uuid[16]; |
| 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; |
| |
| static int has_defaults = 1; |
| static int default_serial = 1; |
| static int default_parallel = 1; |
| static int default_virtcon = 1; |
| static int default_sclp = 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 = "ide-cd", .flag = &default_cdrom }, |
| { .driver = "ide-hd", .flag = &default_cdrom }, |
| { .driver = "ide-drive", .flag = &default_cdrom }, |
| { .driver = "scsi-cd", .flag = &default_cdrom }, |
| { .driver = "virtio-serial-pci", .flag = &default_virtcon }, |
| { .driver = "virtio-serial", .flag = &default_virtcon }, |
| { .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 }, |
| }; |
| |
| static QemuOptsList qemu_rtc_opts = { |
| .name = "rtc", |
| .head = QTAILQ_HEAD_INITIALIZER(qemu_rtc_opts.head), |
| .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_sandbox_opts = { |
| .name = "sandbox", |
| .implied_opt_name = "enable", |
| .head = QTAILQ_HEAD_INITIALIZER(qemu_sandbox_opts.head), |
| .desc = { |
| { |
| .name = "enable", |
| .type = QEMU_OPT_BOOL, |
| }, |
| { /* 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_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_STRING, |
| }, { |
| .name = "reboot-timeout", |
| .type = QEMU_OPT_STRING, |
| }, { |
| .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_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, |
| }, |
| { /* end of list */ } |
| }, |
| }; |
| |
| static QemuOptsList qemu_semihosting_config_opts = { |
| .name = "semihosting-config", |
| .implied_opt_name = "enable", |
| .head = QTAILQ_HEAD_INITIALIZER(qemu_semihosting_config_opts.head), |
| .desc = { |
| { |
| .name = "enable", |
| .type = QEMU_OPT_BOOL, |
| }, { |
| .name = "target", |
| .type = QEMU_OPT_STRING, |
| }, { |
| .name = "arg", |
| .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\n" |
| "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 */ } |
| }, |
| }; |
| |
| #ifdef CONFIG_ANDROID |
| // Save System boot parameters from the command line |
| #define MAX_N_CMD_PROPS 16 |
| static const char* cmd_props[MAX_N_CMD_PROPS]; |
| static int n_cmd_props = 0; |
| |
| static void save_cmd_property(const char* propStr) { |
| if (n_cmd_props >= MAX_N_CMD_PROPS) { |
| fprintf(stderr, "Too many command-line boot properties. " |
| "This property is ignored: \"%s\"\n", propStr); |
| return; |
| } |
| cmd_props[n_cmd_props++] = propStr; |
| } |
| |
| // Provide the saved System boot parameters from the command line |
| static void process_cmd_properties(void) { |
| int idx; |
| for(idx = 0; idx < n_cmd_props; idx++) { |
| // The string should be of the form |
| // "keyname=value" |
| const char* pkey = cmd_props[idx]; |
| const char* peq = strchr(pkey, '='); |
| if (peq) { |
| // Pass ptr and length for both parts |
| boot_property_add2(pkey, (peq - pkey), |
| peq + 1, strlen(peq + 1)); |
| } |
| } |
| } |
| #endif // CONFIG_ANDROID |
| |
| /** |
| * 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_PRELAUNCH; |
| |
| /* 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_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_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_PRELAUNCH }, |
| |
| { 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_POSTMIGRATE }, |
| { RUN_STATE_FINISH_MIGRATE, RUN_STATE_PRELAUNCH }, |
| |
| { RUN_STATE_RESTORE_VM, RUN_STATE_RUNNING }, |
| { RUN_STATE_RESTORE_VM, RUN_STATE_PRELAUNCH }, |
| |
| { 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_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_WATCHDOG, RUN_STATE_RUNNING }, |
| { RUN_STATE_WATCHDOG, RUN_STATE_FINISH_MIGRATE }, |
| { RUN_STATE_WATCHDOG, RUN_STATE_PRELAUNCH }, |
| |
| { 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_lookup[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); |
| |
| if (current_run_state == new_state) { |
| return; |
| } |
| |
| if (!runstate_valid_transitions[current_run_state][new_state]) { |
| error_report("invalid runstate transition: '%s' -> '%s'", |
| RunState_lookup[current_run_state], |
| RunState_lookup[new_state]); |
| abort(); |
| } |
| trace_runstate_set(new_state); |
| 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; |
| } |
| |
| static 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(); |
| } |
| |
| #ifdef CONFIG_ANDROID |
| static int create_qcow2_images(void) { |
| /* First, determine if any of the backing images have been altered. |
| * QCoW2 images won't work in that case, and need to be recreated (this |
| * will obliterate previous snapshots). |
| * The most reliable way to do this is to cache some sort of checksum of |
| * the image files, but we go the easier (and faster) route and cache the |
| * version number that is specified in build.prop. |
| */ |
| const char* avd_data_dir = avdInfo_getContentPath(android_avdInfo); |
| static const char sysimg_version_number_cache_basename[] = |
| "version_num.cache"; |
| char* sysimg_version_number_cache_path = |
| path_join(avd_data_dir, sysimg_version_number_cache_basename); |
| bool reset_version_number_cache = false; |
| if (!path_exists(sysimg_version_number_cache_path)) { |
| /* File with previously saved version number doesn't exist, |
| * we'll create it later. |
| */ |
| reset_version_number_cache = true; |
| } else { |
| FILE* vn_cache_file = fopen(sysimg_version_number_cache_path, "r"); |
| int sysimg_version_number = -1; |
| /* If the file with version number contained an error, or the |
| * saved version number doesn't match the current one, we'll |
| * update it later. |
| */ |
| reset_version_number_cache = |
| vn_cache_file == NULL || |
| fscanf(vn_cache_file, "%d", &sysimg_version_number) != 1 || |
| sysimg_version_number != |
| avdInfo_getSysImgIncrementalVersion(android_avdInfo); |
| if (vn_cache_file) { |
| fclose(vn_cache_file); |
| } |
| } |
| |
| /* List of paths to all images that can be mounted.*/ |
| const char* const image_paths[] = { |
| android_hw->disk_systemPartition_initPath, |
| android_hw->disk_cachePartition_path, |
| android_hw->disk_dataPartition_path, |
| android_hw->hw_sdCard_path, |
| android_hw->disk_encryptionKeyPartition_path, |
| }; |
| int p; |
| for (p = 0; p < ARRAY_SIZE(image_paths); p++) { |
| const char* backing_image_path = image_paths[p]; |
| char* qcow2_image_path = NULL; |
| if (!backing_image_path || |
| *backing_image_path == '\0') { |
| /* If the path is NULL or empty, just ignore it.*/ |
| continue; |
| } |
| if (!strcmp(backing_image_path, |
| android_hw->disk_systemPartition_initPath)) { |
| /* System image is a special case, the backing image is |
| * in the SDK folder, but the QCoW2 image that the emulator |
| * uses is created on a per-AVD basis and is placed in the |
| * AVD's data folder. |
| */ |
| static const char sysimage_qcow2_basename[] = |
| "system.img." QCOW2_SUFFIX; |
| qcow2_image_path = |
| path_join(avd_data_dir, sysimage_qcow2_basename); |
| } else { |
| /* For all the other images except system image, |
| * just create another file alongside them |
| * with a 'qcow2' extension |
| */ |
| const char qcow2_suffix[] = "." QCOW2_SUFFIX; |
| size_t path_size = strlen(backing_image_path) + sizeof(qcow2_suffix) + 1; |
| qcow2_image_path = malloc(path_size); |
| bufprint(qcow2_image_path, qcow2_image_path + path_size, "%s%s", backing_image_path, qcow2_suffix); |
| } |
| |
| Error* img_creation_error = NULL; |
| if (!path_exists(qcow2_image_path) || |
| android_op_wipe_data || |
| reset_version_number_cache) { |
| bdrv_img_create( |
| qcow2_image_path, |
| QCOW2_SUFFIX, |
| backing_image_path, |
| "raw", |
| NULL, |
| -1, |
| 0, |
| &img_creation_error, |
| false); |
| } |
| free(qcow2_image_path); |
| if (img_creation_error) { |
| error_report("%s", error_get_pretty(img_creation_error)); |
| return 0; |
| } |
| } |
| |
| /* Update version number cache if necessary. */ |
| if (reset_version_number_cache) { |
| FILE* vn_cache_file = fopen(sysimg_version_number_cache_path, "w"); |
| if (vn_cache_file) { |
| fprintf(vn_cache_file, |
| "%d\n", |
| avdInfo_getSysImgIncrementalVersion(android_avdInfo)); |
| fclose(vn_cache_file); |
| } |
| } |
| free(sysimg_version_number_cache_path); |
| |
| return 1; |
| } |
| #endif // CONFIG_ANDROID |
| |
| void vm_start(void) |
| { |
| RunState requested; |
| |
| qemu_vmstop_requested(&requested); |
| if (runstate_is_running() && requested == RUN_STATE__MAX) { |
| return; |
| } |
| |
| /* Ensure that a STOP/RESUME pair of events is emitted if a |
| * vmstop request was pending. The BLOCK_IO_ERROR event, for |
| * example, according to documentation is always followed by |
| * the STOP event. |
| */ |
| if (runstate_is_running()) { |
| qapi_event_send_stop(&error_abort); |
| } else { |
| cpu_enable_ticks(); |
| runstate_set(RUN_STATE_RUNNING); |
| vm_state_notify(1, RUN_STATE_RUNNING); |
| resume_all_vcpus(); |
| } |
| |
| qapi_event_send_resume(&error_abort); |
| } |
| |
| |
| /***********************************************************/ |
| /* real time host monotonic timer */ |
| |
| static time_t qemu_time(void) |
| { |
| return qemu_clock_get_ms(QEMU_CLOCK_HOST) / 1000; |
| } |
| |
| /***********************************************************/ |
| /* host time/date access */ |
| void qemu_get_timedate(struct tm *tm, int offset) |
| { |
| time_t ti = qemu_time(); |
| |
| ti += offset; |
| if (rtc_date_offset == -1) { |
| if (rtc_utc) |
| gmtime_r(&ti, tm); |
| else |
| localtime_r(&ti, tm); |
| } else { |
| ti -= rtc_date_offset; |
| gmtime_r(&ti, tm); |
| } |
| } |
| |
| int qemu_timedate_diff(struct tm *tm) |
| { |
| time_t seconds; |
| |
| if (rtc_date_offset == -1) |
| if (rtc_utc) |
| seconds = mktimegm(tm); |
| else { |
| struct tm tmp = *tm; |
| tmp.tm_isdst = -1; /* use timezone to figure it out */ |
| seconds = mktime(&tmp); |
| } |
| else |
| seconds = mktimegm(tm) + rtc_date_offset; |
| |
| return seconds - qemu_time(); |
| } |
| |
| static bool configure_rtc_date_offset(const char *startdate, int legacy) |
| { |
| time_t rtc_start_date; |
| struct tm tm; |
| |
| if (!strcmp(startdate, "now") && legacy) { |
| rtc_date_offset = -1; |
| } else { |
| 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_date = mktimegm(&tm); |
| if (rtc_start_date == -1) { |
| date_fail: |
| error_report("invalid date format"); |
| error_printf("valid formats: " |
| "'2006-06-17T16:01:21' or '2006-06-17'\n"); |
| return false; |
| } |
| rtc_date_offset = qemu_time() - rtc_start_date; |
| } |
| return true; |
| } |
| |
| static bool configure_rtc(QemuOpts *opts) |
| { |
| const char *value; |
| |
| value = qemu_opt_get(opts, "base"); |
| if (value) { |
| if (!strcmp(value, "utc")) { |
| rtc_utc = 1; |
| } else if (!strcmp(value, "localtime")) { |
| Error *blocker = NULL; |
| rtc_utc = 0; |
| error_setg(&blocker, QERR_REPLAY_NOT_SUPPORTED, |
| "-rtc base=localtime"); |
| replay_add_blocker(blocker); |
| } else { |
| if (!configure_rtc_date_offset(value, 0)) { |
| return false; |
| } |
| } |
| } |
| 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); |
| return false; |
| } |
| } |
| 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); |
| return false; |
| } |
| } |
| return true; |
| } |
| |
| /***********************************************************/ |
| /* 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) |
| error_report("warning: 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) |
| error_report("warning: 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_sandbox(void *opaque, QemuOpts *opts, Error **errp) |
| { |
| /* FIXME: change this to true for 1.3 */ |
| if (qemu_opt_get_bool(opts, "enable", false)) { |
| #ifdef CONFIG_SECCOMP |
| if (seccomp_start() < 0) { |
| error_report("failed to install seccomp syscall filter " |
| "in the kernel"); |
| return -1; |
| } |
| #else |
| error_report("seccomp support is disabled"); |
| return -1; |
| #endif |
| } |
| |
| return 0; |
| } |
| |
| 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_report("fd option is required and must be non-negative"); |
| return -1; |
| } |
| |
| if (fd <= STDERR_FILENO) { |
| error_report("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_report("fd is not valid or already in use"); |
| return -1; |
| } |
| |
| if (fdset_id < 0) { |
| error_report("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_report("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) == 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 bool 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 true; |
| } |
| |
| opts = drive_add(type, index, NULL, optstr); |
| if (snapshot) { |
| drive_enable_snapshot(NULL, opts, NULL); |
| } |
| |
| dinfo = drive_new(opts, type); |
| if (!dinfo) { |
| return false; |
| } |
| dinfo->is_default = true; |
| return true; |
| } |
| |
| 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 bool smp_parse(QemuOpts *opts) |
| { |
| if (opts) { |
| unsigned cpus = qemu_opt_get_number(opts, "cpus", 0); |
| unsigned sockets = qemu_opt_get_number(opts, "sockets", 0); |
| unsigned cores = qemu_opt_get_number(opts, "cores", 0); |
| unsigned threads = qemu_opt_get_number(opts, "threads", 0); |
| |
| /* compute missing values, prefer sockets over cores over threads */ |
| if (cpus == 0 || sockets == 0) { |
| sockets = sockets > 0 ? sockets : 1; |
| cores = cores > 0 ? cores : 1; |
| threads = threads > 0 ? threads : 1; |
| if (cpus == 0) { |
| cpus = cores * threads * sockets; |
| } |
| } else if (cores == 0) { |
| threads = threads > 0 ? threads : 1; |
| cores = cpus / (sockets * threads); |
| cores = cores > 0 ? cores : 1; |
| } else if (threads == 0) { |
| threads = cpus / (cores * sockets); |
| threads = threads > 0 ? threads : 1; |
| } else if (sockets * cores * threads < cpus) { |
| error_report("cpu topology: " |
| "sockets (%u) * cores (%u) * threads (%u) < " |
| "smp_cpus (%u)", |
| sockets, cores, threads, cpus); |
| return false; |
| } |
| |
| max_cpus = qemu_opt_get_number(opts, "maxcpus", cpus); |
| |
| if (max_cpus > MAX_CPUMASK_BITS) { |
| error_report("unsupported number of maxcpus"); |
| return false; |
| } |
| |
| if (max_cpus < cpus) { |
| error_report("maxcpus must be equal to or greater than smp"); |
| return false; |
| } |
| |
| if (sockets * cores * threads > max_cpus) { |
| error_report("cpu topology: " |
| "sockets (%u) * cores (%u) * threads (%u) > " |
| "maxcpus (%u)", |
| sockets, cores, threads, max_cpus); |
| return false; |
| } |
| |
| smp_cpus = cpus; |
| smp_cores = cores; |
| smp_threads = threads; |
| } |
| |
| if (smp_cpus > 1) { |
| Error *blocker = NULL; |
| error_setg(&blocker, QERR_REPLAY_NOT_SUPPORTED, "smp"); |
| replay_add_blocker(blocker); |
| } |
| return true; |
| } |
| |
| static bool realtime_init(void) |
| { |
| if (enable_mlock) { |
| if (os_mlock() < 0) { |
| error_report("locking memory failed"); |
| return false; |
| } |
| } |
| return true; |
| } |
| |
| |
| static void configure_msg(QemuOpts *opts) |
| { |
| enable_timestamp_msg = qemu_opt_get_bool(opts, "timestamp", true); |
| } |
| |
| /***********************************************************/ |
| /* Semihosting */ |
| |
| typedef struct SemihostingConfig { |
| bool enabled; |
| SemihostingTarget target; |
| const char **argv; |
| int argc; |
| const char *cmdline; /* concatenated argv */ |
| } SemihostingConfig; |
| |
| static SemihostingConfig semihosting; |
| |
| bool semihosting_enabled(void) |
| { |
| return semihosting.enabled; |
| } |
| |
| SemihostingTarget semihosting_get_target(void) |
| { |
| return semihosting.target; |
| } |
| |
| const char *semihosting_get_arg(int i) |
| { |
| if (i >= semihosting.argc) { |
| return NULL; |
| } |
| return semihosting.argv[i]; |
| } |
| |
| int semihosting_get_argc(void) |
| { |
| return semihosting.argc; |
| } |
| |
| const char *semihosting_get_cmdline(void) |
| { |
| if (semihosting.cmdline == NULL && semihosting.argc > 0) { |
| semihosting.cmdline = g_strjoinv(" ", (gchar **)semihosting.argv); |
| } |
| return semihosting.cmdline; |
| } |
| |
| static int add_semihosting_arg(void *opaque, |
| const char *name, const char *val, |
| Error **errp) |
| { |
| SemihostingConfig *s = opaque; |
| if (strcmp(name, "arg") == 0) { |
| s->argc++; |
| /* one extra element as g_strjoinv() expects NULL-terminated array */ |
| s->argv = g_realloc(s->argv, (s->argc + 1) * sizeof(void *)); |
| s->argv[s->argc - 1] = val; |
| s->argv[s->argc] = NULL; |
| } |
| return 0; |
| } |
| |
| /* Use strings passed via -kernel/-append to initialize semihosting.argv[] */ |
| static inline void semihosting_arg_fallback(const char *file, const char *cmd) |
| { |
| char *cmd_token; |
| |
| /* argv[0] */ |
| add_semihosting_arg(&semihosting, "arg", file, NULL); |
| |
| /* split -append and initialize argv[1..n] */ |
| cmd_token = strtok(g_strdup(cmd), " "); |
| while (cmd_token) { |
| add_semihosting_arg(&semihosting, "arg", cmd_token, NULL); |
| cmd_token = strtok(NULL, " "); |
| } |
| } |
| |
| /* 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; |
| #ifndef CONFIG_LINUX |
| const char *p; |
| #endif |
| |
| if (!machine_usb(current_machine)) { |
| return -1; |
| } |
| |
| /* drivers with .usbdevice_name entry in USBDeviceInfo */ |
| dev = usbdevice_create(devname); |
| if (dev) |
| goto done; |
| |
| /* the other ones */ |
| #ifndef CONFIG_LINUX |
| /* only the linux version is qdev-ified, usb-bsd still needs this */ |
| if (strstart(devname, "host:", &p)) { |
| dev = usb_host_device_open(usb_bus_find(-1), p); |
| } |
| #endif |
| if (!dev) |
| return -1; |
| |
| done: |
| return 0; |
| } |
| |
| static int usb_device_del(const char *devname) |
| { |
| int bus_num, addr; |
| const char *p; |
| |
| if (strstart(devname, "host:", &p)) { |
| return -1; |
| } |
| |
| if (!machine_usb(current_machine)) { |
| return -1; |
| } |
| |
| p = strchr(devname, '.'); |
| if (!p) |
| return -1; |
| bus_num = strtoul(devname, NULL, 0); |
| addr = strtoul(p + 1, NULL, 0); |
| |
| return usb_device_delete_addr(bus_num, addr); |
| } |
| |
| 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; |
| } |
| |
| void hmp_usb_add(Monitor *mon, const QDict *qdict) |
| { |
| const char *devname = qdict_get_str(qdict, "devname"); |
| if (usb_device_add(devname) < 0) { |
| error_report("could not add USB device '%s'", devname); |
| } |
| } |
| |
| void hmp_usb_del(Monitor *mon, const QDict *qdict) |
| { |
| const char *devname = qdict_get_str(qdict, "devname"); |
| if (usb_device_del(devname) < 0) { |
| error_report("could not delete USB device '%s'", devname); |
| } |
| } |
| |
| /***********************************************************/ |
| /* machine registration */ |
| |
| MachineState *current_machine; |
| |
| static MachineClass *find_machine(const char *name) |
| { |
| GSList *el, *machines = object_class_get_list(TYPE_MACHINE, false); |
| MachineClass *mc = NULL; |
| |
| for (el = machines; el; el = el->next) { |
| MachineClass *temp = el->data; |
| |
| if (!strcmp(temp->name, name)) { |
| mc = temp; |
| break; |
| } |
| if (temp->alias && |
| !strcmp(temp->alias, name)) { |
| mc = temp; |
| break; |
| } |
| } |
| |
| g_slist_free(machines); |
| return mc; |
| } |
| |
| MachineClass *find_default_machine(void) |
| { |
| GSList *el, *machines = object_class_get_list(TYPE_MACHINE, false); |
| MachineClass *mc = NULL; |
| |
| for (el = machines; el; el = el->next) { |
| MachineClass *temp = el->data; |
| |
| if (temp->is_default) { |
| mc = temp; |
| break; |
| } |
| } |
| |
| g_slist_free(machines); |
| return mc; |
| } |
| |
| MachineInfoList *qmp_query_machines(Error **errp) |
| { |
| GSList *el, *machines = object_class_get_list(TYPE_MACHINE, false); |
| MachineInfoList *mach_list = NULL; |
| |
| for (el = machines; el; el = el->next) { |
| MachineClass *mc = el->data; |
| MachineInfoList *entry; |
| MachineInfo *info; |
| |
| info = g_malloc0(sizeof(*info)); |
| if (mc->is_default) { |
| info->has_is_default = true; |
| info->is_default = true; |
| } |
| |
| if (mc->alias) { |
| info->has_alias = true; |
| info->alias = g_strdup(mc->alias); |
| } |
| |
| info->name = g_strdup(mc->name); |
| info->cpu_max = !mc->max_cpus ? 1 : mc->max_cpus; |
| info->hotpluggable_cpus = !!mc->query_hotpluggable_cpus; |
| |
| entry = g_malloc0(sizeof(*entry)); |
| entry->value = info; |
| entry->next = mach_list; |
| mach_list = entry; |
| } |
| |
| g_slist_free(machines); |
| return mach_list; |
| } |
| |
| 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; |
| } |
| |
| error_printf("%s.%s=%s", MACHINE_GET_CLASS(machine)->name, |
| prop->name, prop->type); |
| if (prop->description) { |
| error_printf(" (%s)\n", prop->description); |
| } else { |
| error_printf("\n"); |
| } |
| } |
| |
| return 1; |
| } |
| |
| /***********************************************************/ |
| /* main execution loop */ |
| |
| struct vm_change_state_entry { |
| VMChangeStateHandler *cb; |
| void *opaque; |
| QLIST_ENTRY (vm_change_state_entry) entries; |
| }; |
| |
| static QLIST_HEAD(vm_change_state_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); |
| |
| QLIST_FOREACH_SAFE(e, &vm_change_state_head, entries, next) { |
| e->cb(e->opaque, running, state); |
| } |
| } |
| |
| /* reset/shutdown handler */ |
| |
| typedef struct QEMUResetEntry { |
| QTAILQ_ENTRY(QEMUResetEntry) entry; |
| QEMUResetHandler *func; |
| void *opaque; |
| } QEMUResetEntry; |
| |
| static QTAILQ_HEAD(reset_handlers, QEMUResetEntry) reset_handlers = |
| QTAILQ_HEAD_INITIALIZER(reset_handlers); |
| static int reset_requested; |
| static int shutdown_requested, shutdown_signal = -1; |
| static pid_t shutdown_pid; |
| static int powerdown_requested; |
| static int debug_requested; |
| static int suspend_requested; |
| 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 uint32_t wakeup_reason_mask = ~(1 << QEMU_WAKEUP_REASON_NONE); |
| |
| int qemu_shutdown_requested_get(void) |
| { |
| return shutdown_requested; |
| } |
| |
| int qemu_reset_requested_get(void) |
| { |
| return reset_requested; |
| } |
| |
| static int qemu_shutdown_requested(void) |
| { |
| return atomic_xchg(&shutdown_requested, 0); |
| } |
| |
| static void qemu_kill_report(void) |
| { |
| if (!qtest_driver() && shutdown_signal != -1) { |
| 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 { |
| error_report("terminating on signal %d from pid " FMT_pid, |
| shutdown_signal, shutdown_pid); |
| } |
| shutdown_signal = -1; |
| } |
| } |
| |
| static int qemu_reset_requested(void) |
| { |
| int r = reset_requested; |
| if (r && replay_checkpoint(CHECKPOINT_RESET_REQUESTED)) { |
| reset_requested = 0; |
| return r; |
| } |
| return false; |
| } |
| |
| 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_register_reset(QEMUResetHandler *func, void *opaque) |
| { |
| QEMUResetEntry *re = g_malloc0(sizeof(QEMUResetEntry)); |
| |
| re->func = func; |
| re->opaque = opaque; |
| QTAILQ_INSERT_TAIL(&reset_handlers, re, entry); |
| } |
| |
| void qemu_unregister_reset(QEMUResetHandler *func, void *opaque) |
| { |
| QEMUResetEntry *re; |
| |
| QTAILQ_FOREACH(re, &reset_handlers, entry) { |
| if (re->func == func && re->opaque == opaque) { |
| QTAILQ_REMOVE(&reset_handlers, re, entry); |
| g_free(re); |
| return; |
| } |
| } |
| } |
| |
| void qemu_devices_reset(void) |
| { |
| QEMUResetEntry *re, *nre; |
| |
| /* reset all devices */ |
| QTAILQ_FOREACH_SAFE(re, &reset_handlers, entry, nre) { |
| re->func(re->opaque); |
| } |
| } |
| |
| void qemu_system_reset(bool report) |
| { |
| MachineClass *mc; |
| |
| mc = current_machine ? MACHINE_GET_CLASS(current_machine) : NULL; |
| |
| cpu_synchronize_all_states(); |
| |
| if (mc && mc->reset) { |
| mc->reset(); |
| } else { |
| qemu_devices_reset(); |
| } |
| if (report) { |
| qapi_event_send_reset(&error_abort); |
| } |
| cpu_synchronize_all_post_reset(); |
| } |
| |
| void qemu_system_guest_panicked(void) |
| { |
| if (current_cpu) { |
| current_cpu->crash_occurred = true; |
| } |
| qapi_event_send_guest_panicked(GUEST_PANIC_ACTION_PAUSE, &error_abort); |
| vm_stop(RUN_STATE_GUEST_PANICKED); |
| } |
| |
| void qemu_system_reset_request(void) |
| { |
| if (no_reboot) { |
| shutdown_requested = 1; |
| } else { |
| reset_requested = 1; |
| } |
| 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(&error_abort); |
| } |
| |
| 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) |
| { |
| trace_system_wakeup_request(reason); |
| |
| if (!runstate_check(RUN_STATE_SUSPENDED)) { |
| 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_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 = 1; |
| qemu_notify_event(); |
| } |
| |
| void qemu_system_shutdown_request(void) |
| { |
| trace_qemu_system_shutdown_request(); |
| replay_shutdown_request(); |
| shutdown_requested = 1; |
| qemu_notify_event(); |
| } |
| |
| static void qemu_system_powerdown(void) |
| { |
| qapi_event_send_powerdown(&error_abort); |
| notifier_list_notify(&powerdown_notifiers, NULL); |
| } |
| |
| 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_system_debug_request(void) |
| { |
| debug_requested = 1; |
| qemu_notify_event(); |
| } |
| |
| static bool main_loop_should_exit(void) |
| { |
| RunState r; |
| if (qemu_debug_requested()) { |
| vm_stop(RUN_STATE_DEBUG); |
| } |
| if (qemu_suspend_requested()) { |
| qemu_system_suspend(); |
| } |
| if (qemu_shutdown_requested()) { |
| qemu_kill_report(); |
| qapi_event_send_shutdown(&error_abort); |
| if (no_shutdown) { |
| vm_stop(RUN_STATE_SHUTDOWN); |
| } else { |
| return true; |
| } |
| } |
| if (qemu_reset_requested()) { |
| pause_all_vcpus(); |
| qemu_system_reset(VMRESET_REPORT); |
| 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(VMRESET_SILENT); |
| notifier_list_notify(&wakeup_notifiers, &wakeup_reason); |
| wakeup_reason = QEMU_WAKEUP_REASON_NONE; |
| resume_all_vcpus(); |
| qapi_event_send_wakeup(&error_abort); |
| } |
| if (qemu_powerdown_requested()) { |
| qemu_system_powerdown(); |
| } |
| if (qemu_vmstop_requested(&r)) { |
| vm_stop(r); |
| } |
| return false; |
| } |
| |
| static void main_loop(void) |
| { |
| bool nonblocking; |
| int last_io = 0; |
| #ifdef CONFIG_PROFILER |
| int64_t ti; |
| #endif |
| |
| #ifdef CONFIG_HAX |
| if (hax_sync_vcpus() < 0) { |
| fprintf(stderr, "Internal error: hax sync failed\n"); |
| return; |
| } |
| #endif |
| |
| do { |
| #ifdef CONFIG_HAX |
| nonblocking = !kvm_enabled() && !xen_enabled() && !hax_enabled() && last_io > 0; |
| #else |
| nonblocking = !kvm_enabled() && !xen_enabled() && last_io > 0; |
| #endif |
| #ifdef CONFIG_PROFILER |
| ti = profile_getclock(); |
| #endif |
| last_io = main_loop_wait(nonblocking); |
| #ifdef CONFIG_PROFILER |
| dev_time += profile_getclock() - ti; |
| #endif |
| } while (!main_loop_should_exit()); |
| } |
| |
| static void version(void) |
| { |
| printf("QEMU emulator version " QEMU_VERSION " " QEMU_PKGVERSION ", " |
| QEMU_COPYRIGHT "\n"); |
| } |
| |
| static void help(void) |
| { |
| 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"); |
| } |
| |
| #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 VGAInterfaceInfo vga_interfaces[VGA_TYPE_MAX] = { |
| [VGA_NONE] = { |
| .opt_name = "none", |
| }, |
| [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", |
| }, |
| }; |
| |
| static bool vga_interface_available(VGAInterfaceType t) |
| { |
| 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 bool select_vgahw(const char *p) |
| { |
| const char *opts; |
| int t; |
| |
| assert(vga_interface_type == VGA_NONE); |
| for (t = 0; t < VGA_TYPE_MAX; t++) { |
| 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); |
| return false; |
| } |
| vga_interface_type = t; |
| break; |
| } |
| } |
| if (t == VGA_TYPE_MAX) { |
| invalid_vga: |
| error_report("unknown vga type: %s", p); |
| return false; |
| } |
| 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; |
| } |
| return true; |
| } |
| |
| typedef enum DisplayType { |
| DT_DEFAULT, |
| DT_CURSES, |
| DT_SDL, |
| DT_COCOA, |
| DT_GTK, |
| DT_NONE, |
| DT_ERROR = -1, |
| } DisplayType; |
| |
| static DisplayType select_display(const char *p) |
| { |
| const char *opts; |
| DisplayType display = DT_DEFAULT; |
| |
| if (strstart(p, "sdl", &opts)) { |
| #if defined(CONFIG_SDL) || defined(CONFIG_ANDROID) |
| display = DT_SDL; |
| while (*opts) { |
| const char *nextopt; |
| |
| if (strstart(opts, ",frame=", &nextopt)) { |
| opts = nextopt; |
| if (strstart(opts, "on", &nextopt)) { |
| no_frame = 0; |
| } else if (strstart(opts, "off", &nextopt)) { |
| no_frame = 1; |
| } else { |
| goto invalid_sdl_args; |
| } |
| } else 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; |
| if (strstart(opts, "on", &nextopt)) { |
| no_quit = 0; |
| } else if (strstart(opts, "off", &nextopt)) { |
| no_quit = 1; |
| } else { |
| goto invalid_sdl_args; |
| } |
| } else if (strstart(opts, ",gl=", &nextopt)) { |
| opts = nextopt; |
| if (strstart(opts, "on", &nextopt)) { |
| request_opengl = 1; |
| } else if (strstart(opts, "off", &nextopt)) { |
| request_opengl = 0; |
| } else { |
| goto invalid_sdl_args; |
| } |
| } else { |
| invalid_sdl_args: |
| error_report("invalid SDL option string"); |
| return DT_ERROR; |
| } |
| opts = nextopt; |
| } |
| #else |
| error_report("SDL support is disabled"); |
| return DT_ERROR; |
| #endif |
| } else if (strstart(p, "vnc", &opts)) { |
| if (*opts == '=') { |
| vnc_parse(opts + 1, &error_fatal); |
| } else { |
| error_report("VNC requires a display argument vnc=<display>"); |
| return DT_ERROR; |
| } |
| } else if (strstart(p, "curses", &opts)) { |
| #ifdef CONFIG_CURSES |
| display = DT_CURSES; |
| #else |
| error_report("curses support is disabled"); |
| return DT_ERROR; |
| #endif |
| } else if (strstart(p, "gtk", &opts)) { |
| #ifdef CONFIG_GTK |
| display = DT_GTK; |
| while (*opts) { |
| const char *nextopt; |
| |
| if (strstart(opts, ",grab_on_hover=", &nextopt)) { |
| opts = nextopt; |
| if (strstart(opts, "on", &nextopt)) { |
| grab_on_hover = true; |
| } else if (strstart(opts, "off", &nextopt)) { |
| grab_on_hover = false; |
| } else { |
| goto invalid_gtk_args; |
| } |
| } else if (strstart(opts, ",gl=", &nextopt)) { |
| opts = nextopt; |
| if (strstart(opts, "on", &nextopt)) { |
| request_opengl = 1; |
| } else if (strstart(opts, "off", &nextopt)) { |
| request_opengl = 0; |
| } else { |
| goto invalid_gtk_args; |
| } |
| } else { |
| invalid_gtk_args: |
| error_report("invalid GTK option string"); |
| return DT_ERROR; |
| } |
| opts = nextopt; |
| } |
| #else |
| error_report("GTK support is disabled"); |
| return DT_ERROR; |
| #endif |
| } else if (strstart(p, "none", &opts)) { |
| display = DT_NONE; |
| } else { |
| error_report("unknown display type"); |
| return DT_ERROR; |
| } |
| |
| return display; |
| } |
| |
| static int balloon_parse(const char *arg) |
| { |
| QemuOpts *opts; |
| |
| if (strcmp(arg, "none") == 0) { |
| return 0; |
| } |
| |
| if (!strncmp(arg, "virtio", 6)) { |
| if (arg[6] == ',') { |
| /* have params -> parse them */ |
| opts = qemu_opts_parse_noisily(qemu_find_opts("device"), arg + 7, |
| false); |
| if (!opts) |
| return -1; |
| } else { |
| /* create empty opts */ |
| opts = qemu_opts_create(qemu_find_opts("device"), NULL, 0, |
| &error_abort); |
| } |
| qemu_opt_set(opts, "driver", "virtio-balloon", &error_abort); |
| return 0; |
| } |
| |
| return -1; |
| } |
| |
| 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 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_report("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_report("invalid argument(s)"); |
| return -1; |
| } |
| if (nonempty_str(file) && nonempty_str(str)) { |
| error_report("file and string are mutually exclusive"); |
| return -1; |
| } |
| if (strlen(name) > FW_CFG_MAX_FILE_PATH - 1) { |
| error_report("name too long (max. %d char)", FW_CFG_MAX_FILE_PATH - 1); |
| return -1; |
| } |
| if (strncmp(name, "opt/", 4) != 0) { |
| error_report("warning: 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 { |
| if (!g_file_get_contents(file, &buf, &size, NULL)) { |
| error_report("can't load %s", file); |
| 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) |
| { |
| Error *err = NULL; |
| DeviceState *dev; |
| |
| dev = qdev_device_add(opts, &err); |
| if (!dev) { |
| error_report_err(err); |
| return -1; |
| } |
| object_unref(OBJECT(dev)); |
| return 0; |
| } |
| |
| static int chardev_init_func(void *opaque, QemuOpts *opts, Error **errp) |
| { |
| Error *local_err = NULL; |
| |
| qemu_chr_new_from_opts(opts, NULL, &local_err); |
| if (local_err) { |
| error_report_err(local_err); |
| return -1; |
| } |
| return 0; |
| } |
| |
| #ifdef CONFIG_VIRTFS |
| static int fsdev_init_func(void *opaque, QemuOpts *opts, Error **errp) |
| { |
| return qemu_fsdev_add(opts); |
| } |
| #endif |
| |
| static int mon_init_func(void *opaque, QemuOpts *opts, Error **errp) |
| { |
| CharDriverState *chr; |
| const char *chardev; |
| const char *mode; |
| int flags; |
| |
| mode = qemu_opt_get(opts, "mode"); |
| if (mode == NULL) { |
| mode = "readline"; |
| } |
| if (strcmp(mode, "readline") == 0) { |
| flags = MONITOR_USE_READLINE; |
| } else if (strcmp(mode, "control") == 0) { |
| flags = MONITOR_USE_CONTROL; |
| } else { |
| error_report("unknown monitor mode \"%s\"", mode); |
| return -1; |
| } |
| |
| if (qemu_opt_get_bool(opts, "pretty", 0)) |
| flags |= MONITOR_USE_PRETTY; |
| |
| if (qemu_opt_get_bool(opts, "default", 0)) |
| flags |= MONITOR_IS_DEFAULT; |
| |
| chardev = qemu_opt_get(opts, "chardev"); |
| chr = qemu_chr_find(chardev); |
| if (chr == NULL) { |
| error_report("chardev \"%s\" not found", chardev); |
| return -1; |
| } |
| |
| qemu_chr_fe_claim_no_fail(chr); |
| monitor_init(chr, flags); |
| return 0; |
| } |
| |
| static bool monitor_parse(const char *optarg, const char *mode, bool pretty) |
| { |
| static int monitor_device_index = 0; |
| QemuOpts *opts; |
| const char *p; |
| char label[32]; |
| int def = 0; |
| |
| if (strstart(optarg, "chardev:", &p)) { |
| snprintf(label, sizeof(label), "%s", p); |
| } else { |
| snprintf(label, sizeof(label), "compat_monitor%d", |
| monitor_device_index); |
| if (monitor_device_index == 0) { |
| def = 1; |
| } |
| opts = qemu_chr_parse_compat(label, optarg); |
| if (!opts) { |
| error_report("parse error: %s", optarg); |
| return false; |
| } |
| } |
| |
| 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); |
| qemu_opt_set_bool(opts, "pretty", pretty, &error_abort); |
| if (def) |
| qemu_opt_set(opts, "default", "on", &error_abort); |
| monitor_device_index++; |
| return true; |
| } |
| |
| struct device_config { |
| enum { |
| DEV_USB, /* -usbdevice */ |
| DEV_BT, /* -bt */ |
| DEV_SERIAL, /* -serial */ |
| DEV_PARALLEL, /* -parallel */ |
| DEV_VIRTCON, /* -virtioconsole */ |
| 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) |
| { |
| static int index = 0; |
| char label[32]; |
| |
| if (strcmp(devname, "none") == 0) |
| return 0; |
| if (index == MAX_SERIAL_PORTS) { |
| error_report("too many serial ports"); |
| return -1; |
| } |
| snprintf(label, sizeof(label), "serial%d", index); |
| serial_hds[index] = qemu_chr_new(label, devname, NULL); |
| if (!serial_hds[index]) { |
| error_report("could not connect serial device" |
| " to character backend '%s'", devname); |
| return -1; |
| } |
| index++; |
| return 0; |
| } |
| |
| 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"); |
| return -1; |
| } |
| snprintf(label, sizeof(label), "parallel%d", index); |
| parallel_hds[index] = qemu_chr_new(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 virtcon_parse(const char *devname) |
| { |
| QemuOptsList *device = qemu_find_opts("device"); |
| static int index = 0; |
| char label[32]; |
| QemuOpts *bus_opts, *dev_opts; |
| |
| if (strcmp(devname, "none") == 0) |
| return 0; |
| if (index == MAX_VIRTIO_CONSOLES) { |
| error_report("too many virtio consoles"); |
| return -1; |
| } |
| |
| bus_opts = qemu_opts_create(device, NULL, 0, &error_abort); |
| qemu_opt_set(bus_opts, "driver", "virtio-serial", &error_abort); |
| |
| dev_opts = qemu_opts_create(device, NULL, 0, &error_abort); |
| qemu_opt_set(dev_opts, "driver", "virtconsole", &error_abort); |
| |
| snprintf(label, sizeof(label), "virtcon%d", index); |
| virtcon_hds[index] = qemu_chr_new(label, devname, NULL); |
| if (!virtcon_hds[index]) { |
| error_report("could not connect virtio console" |
| " to character backend '%s'", devname); |
| return -1; |
| } |
| qemu_opt_set(dev_opts, "chardev", label, &error_abort); |
| |
| index++; |
| return 0; |
| } |
| |
| static int sclp_parse(const char *devname) |
| { |
| QemuOptsList *device = qemu_find_opts("device"); |
| static int index = 0; |
| char label[32]; |
| QemuOpts *dev_opts; |
| |
| if (strcmp(devname, "none") == 0) { |
| return 0; |
| } |
| if (index == MAX_SCLP_CONSOLES) { |
| error_report("too many sclp consoles"); |
| return -1; |
| } |
| |
| assert(arch_type == QEMU_ARCH_S390X); |
| |
| dev_opts = qemu_opts_create(device, NULL, 0, NULL); |
| qemu_opt_set(dev_opts, "driver", "sclpconsole", &error_abort); |
| |
| snprintf(label, sizeof(label), "sclpcon%d", index); |
| sclp_hds[index] = qemu_chr_new(label, devname, NULL); |
| if (!sclp_hds[index]) { |
| error_report("could not connect sclp console" |
| " to character backend '%s'", devname); |
| return -1; |
| } |
| qemu_opt_set(dev_opts, "chardev", label, &error_abort); |
| |
| index++; |
| return 0; |
| } |
| |
| static int debugcon_parse(const char *devname) |
| { |
| QemuOpts *opts; |
| |
| if (!qemu_chr_new("debugcon", devname, NULL)) { |
| return -1; |
| } |
| opts = qemu_opts_create(qemu_find_opts("device"), "debugcon", 1, NULL); |
| if (!opts) { |
| error_report("already have a debugcon device"); |
| return -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) |
| { |
| MachineClass *mc = NULL; |
| GSList *el, *machines = object_class_get_list(TYPE_MACHINE, false); |
| |
| if (name) { |
| mc = find_machine(name); |
| } |
| if (mc) { |
| g_slist_free(machines); |
| return mc; |
| } |
| if (name && !is_help_option(name)) { |
| error_report("unsupported machine type"); |
| error_printf("Use -machine help to list supported machines\n"); |
| } else { |
| 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\n", mc->name, mc->desc, |
| mc->is_default ? " (default)" : ""); |
| } |
| } |
| |
| g_slist_free(machines); |
| return NULL; |
| } |
| |
| 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 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) |
| { |
| notifier_list_notify(&machine_init_done_notifiers, NULL); |
| machine_init_done = true; |
| } |
| |
| static const QEMUOption *lookup_opt(int argc, const char **argv, |
| const char **poptarg, int *poptind) |
| { |
| const QEMUOption *popt; |
| int optind = *poptind; |
| const char *r = argv[optind]; |
| const char *optarg; |
| |
| loc_set_cmdline((const char**)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"); |
| return NULL; |
| } |
| if (!strcmp(popt->name, r + 1)) |
| break; |
| popt++; |
| } |
| if (popt->flags & HAS_ARG) { |
| if (optind >= argc) { |
| error_report("requires an argument"); |
| return NULL; |
| } |
| optarg = argv[optind++]; |
| loc_set_cmdline((const char**)argv, optind - 2, 2); |
| } else { |
| optarg = NULL; |
| } |
| |
| *poptarg = optarg; |
| *poptind = optind; |
| |
| return popt; |
| } |
| |
| static MachineClass *select_machine(void) |
| { |
| MachineClass *machine_class = find_default_machine(); |
| 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); |
| } |
| |
| if (!machine_class) { |
| error_report("No machine specified, and there is no default"); |
| error_printf("Use -machine help to list supported machines\n"); |
| return NULL; |
| } |
| |
| loc_pop(&loc); |
| 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 *c, *qom_name; |
| |
| if (strcmp(name, "type") == 0) { |
| return 0; |
| } |
| |
| qom_name = g_strdup(name); |
| c = qom_name; |
| while (*c++) { |
| if (*c == '_') { |
| *c = '-'; |
| } |
| } |
| |
| object_property_parse(obj, value, qom_name, &local_err); |
| g_free(qom_name); |
| |
| if (local_err) { |
| error_report_err(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) |
| { |
| if (g_str_equal(type, "rng-egd")) { |
| return false; |
| } |
| |
| /* |
| * return false for concrete netfilters since |
| * they depend on netdevs already existing |
| */ |
| 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")) { |
| return false; |
| } |
| |
| return true
|