| /* |
| * 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 <unistd.h> |
| #include <fcntl.h> |
| #include <signal.h> |
| #include <time.h> |
| #include <errno.h> |
| #include <sys/time.h> |
| |
| #include "config-host.h" |
| |
| #ifdef CONFIG_SECCOMP |
| #include "sysemu/seccomp.h" |
| #endif |
| |
| #if defined(CONFIG_VDE) |
| #include <libvdeplug.h> |
| #endif |
| |
| #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 <glib.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/i386/smbios.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 "sysemu/sysemu.h" |
| #include "exec/gdbstub.h" |
| #include "qemu/timer.h" |
| #include "sysemu/char.h" |
| #include "qemu/bitmap.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/kvm.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 "qemu/osdep.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" |
| |
| #define DEFAULT_RAM_SIZE 128 |
| |
| #define MAX_VIRTIO_CONSOLES 1 |
| #define MAX_SCLP_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; |
| DisplayType display_type = DT_DEFAULT; |
| static int display_remote; |
| 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; |
| #ifdef CONFIG_GTK |
| static bool grab_on_hover; |
| #endif |
| 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 = 0; |
| int smp_cores = 1; |
| int smp_threads = 1; |
| #ifdef CONFIG_VNC |
| const char *vnc_display; |
| #endif |
| 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 semihosting_enabled = 0; |
| 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; |
| |
| int nb_numa_nodes; |
| int max_numa_nodeid; |
| NodeInfo numa_info[MAX_NODES]; |
| |
| /* 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 QEMUBootSetHandler *boot_set_handler; |
| static void *boot_set_opaque; |
| |
| 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 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-s390", .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 }, |
| }; |
| |
| 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_trace_opts = { |
| .name = "trace", |
| .implied_opt_name = "trace", |
| .head = QTAILQ_HEAD_INITIALIZER(qemu_trace_opts.head), |
| .desc = { |
| { |
| .name = "events", |
| .type = QEMU_OPT_STRING, |
| },{ |
| .name = "file", |
| .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 = { |
| { |
| .name = "type", |
| .type = QEMU_OPT_STRING, |
| .help = "emulated machine" |
| }, { |
| .name = "accel", |
| .type = QEMU_OPT_STRING, |
| .help = "accelerator list", |
| }, { |
| .name = "kernel_irqchip", |
| .type = QEMU_OPT_BOOL, |
| .help = "use KVM in-kernel irqchip", |
| }, { |
| .name = "kvm_shadow_mem", |
| .type = QEMU_OPT_SIZE, |
| .help = "KVM shadow MMU size", |
| }, { |
| .name = "kernel", |
| .type = QEMU_OPT_STRING, |
| .help = "Linux kernel image file", |
| }, { |
| .name = "initrd", |
| .type = QEMU_OPT_STRING, |
| .help = "Linux initial ramdisk file", |
| }, { |
| .name = "append", |
| .type = QEMU_OPT_STRING, |
| .help = "Linux kernel command line", |
| }, { |
| .name = "dtb", |
| .type = QEMU_OPT_STRING, |
| .help = "Linux kernel device tree file", |
| }, { |
| .name = "dumpdtb", |
| .type = QEMU_OPT_STRING, |
| .help = "Dump current dtb to a file and quit", |
| }, { |
| .name = "phandle_start", |
| .type = QEMU_OPT_NUMBER, |
| .help = "The first phandle ID we may generate dynamically", |
| }, { |
| .name = "dt_compatible", |
| .type = QEMU_OPT_STRING, |
| .help = "Overrides the \"compatible\" property of the dt root node", |
| }, { |
| .name = "dump-guest-core", |
| .type = QEMU_OPT_BOOL, |
| .help = "Include guest memory in a core dump", |
| }, { |
| .name = "mem-merge", |
| .type = QEMU_OPT_BOOL, |
| .help = "enable/disable memory merge support", |
| },{ |
| .name = "usb", |
| .type = QEMU_OPT_BOOL, |
| .help = "Set on/off to enable/disable usb", |
| },{ |
| .name = "firmware", |
| .type = QEMU_OPT_STRING, |
| .help = "firmware image", |
| },{ |
| .name = "kvm-type", |
| .type = QEMU_OPT_STRING, |
| .help = "Specifies the KVM virtualization mode (HV, PR)", |
| },{ |
| .name = PC_MACHINE_MAX_RAM_BELOW_4G, |
| .type = QEMU_OPT_SIZE, |
| .help = "maximum ram below the 4G boundary (32bit boundary)", |
| }, { |
| .name = PC_MACHINE_VMPORT, |
| .type = QEMU_OPT_BOOL, |
| .help = "Enable vmport (pc & q35)", |
| },{ |
| .name = "iommu", |
| .type = QEMU_OPT_BOOL, |
| .help = "Set on/off to enable/disable Intel IOMMU (VT-d)", |
| }, |
| { /* 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_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, |
| }, |
| { /* 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) |
| { |
| if (boot_splash_filedata != NULL) { |
| g_free(boot_splash_filedata); |
| boot_splash_filedata = NULL; |
| } |
| } |
| |
| static int default_driver_check(QemuOpts *opts, void *opaque) |
| { |
| 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_INMIGRATE, RUN_STATE_RUNNING }, |
| { RUN_STATE_INMIGRATE, RUN_STATE_PAUSED }, |
| |
| { RUN_STATE_INTERNAL_ERROR, RUN_STATE_PAUSED }, |
| { RUN_STATE_INTERNAL_ERROR, RUN_STATE_FINISH_MIGRATE }, |
| |
| { RUN_STATE_IO_ERROR, RUN_STATE_RUNNING }, |
| { RUN_STATE_IO_ERROR, RUN_STATE_FINISH_MIGRATE }, |
| |
| { RUN_STATE_PAUSED, RUN_STATE_RUNNING }, |
| { RUN_STATE_PAUSED, RUN_STATE_FINISH_MIGRATE }, |
| |
| { RUN_STATE_POSTMIGRATE, RUN_STATE_RUNNING }, |
| { RUN_STATE_POSTMIGRATE, RUN_STATE_FINISH_MIGRATE }, |
| |
| { 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_RESTORE_VM, 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_SAVE_VM, RUN_STATE_RUNNING }, |
| |
| { RUN_STATE_SHUTDOWN, RUN_STATE_PAUSED }, |
| { RUN_STATE_SHUTDOWN, RUN_STATE_FINISH_MIGRATE }, |
| |
| { 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_WATCHDOG, RUN_STATE_RUNNING }, |
| { RUN_STATE_WATCHDOG, RUN_STATE_FINISH_MIGRATE }, |
| |
| { RUN_STATE_GUEST_PANICKED, RUN_STATE_RUNNING }, |
| { RUN_STATE_GUEST_PANICKED, RUN_STATE_FINISH_MIGRATE }, |
| |
| { 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; |
| } |
| |
| 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 (!runstate_valid_transitions[current_run_state][new_state]) { |
| fprintf(stderr, "ERROR: invalid runstate transition: '%s' -> '%s'\n", |
| 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(); |
| } |
| |
| 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 */ |
| |
| /***********************************************************/ |
| /* host time/date access */ |
| void qemu_get_timedate(struct tm *tm, int offset) |
| { |
| time_t ti; |
| |
| time(&ti); |
| 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 - time(NULL); |
| } |
| |
| static void 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: |
| fprintf(stderr, "Invalid date format. Valid formats are:\n" |
| "'2006-06-17T16:01:21' or '2006-06-17'\n"); |
| exit(1); |
| } |
| rtc_date_offset = time(NULL) - rtc_start_date; |
| } |
| } |
| |
| static void 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")) { |
| rtc_utc = 0; |
| } else { |
| configure_rtc_date_offset(value, 0); |
| } |
| } |
| 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 { |
| fprintf(stderr, "qemu: invalid option value '%s'\n", 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", |
| }, |
| { /* end of list */ } |
| }; |
| |
| qdev_prop_register_global_list(slew_lost_ticks); |
| } else if (!strcmp(value, "none")) { |
| /* discard is default */ |
| } else { |
| fprintf(stderr, "qemu: invalid option value '%s'\n", 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) { |
| fprintf(stderr, "qemu: Too many bluetooth HCIs (max %i).\n", 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) |
| fprintf(stderr, "qemu: warning: adding a VHCI to " |
| "an empty scatternet %i\n", 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) { |
| fprintf(stderr, "qemu: unrecognised bluetooth vlan Id\n"); |
| return 0; |
| } |
| } |
| |
| vlan = qemu_find_bt_vlan(vlan_id); |
| |
| if (!vlan->slave) |
| fprintf(stderr, "qemu: warning: adding a slave device to " |
| "an empty scatternet %i\n", vlan_id); |
| |
| if (!strcmp(devname, "keyboard")) |
| return bt_keyboard_init(vlan); |
| |
| fprintf(stderr, "qemu: unsupported bluetooth device `%s'\n", 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) { |
| fprintf(stderr, "qemu: bad scatternet '%s'\n", p); |
| return 1; |
| } |
| } else { |
| fprintf(stderr, "qemu: bad parameter '%s'\n", endp + 1); |
| return 1; |
| } |
| } else |
| vlan = 0; |
| |
| bt_vhci_add(vlan); |
| return 0; |
| } |
| } else if (strstart(opt, "device:", &endp)) |
| return !bt_device_add(endp); |
| |
| fprintf(stderr, "qemu: bad bluetooth parameter '%s'\n", opt); |
| return 1; |
| } |
| |
| static int parse_sandbox(QemuOpts *opts, void *opaque) |
| { |
| /* FIXME: change this to true for 1.3 */ |
| if (qemu_opt_get_bool(opts, "enable", false)) { |
| #ifdef CONFIG_SECCOMP |
| if (seccomp_start() < 0) { |
| qerror_report(ERROR_CLASS_GENERIC_ERROR, |
| "failed to install seccomp syscall filter in the kernel"); |
| return -1; |
| } |
| #else |
| qerror_report(ERROR_CLASS_GENERIC_ERROR, |
| "sandboxing request but seccomp is not compiled into this build"); |
| return -1; |
| #endif |
| } |
| |
| return 0; |
| } |
| |
| static int parse_name(QemuOpts *opts, void *opaque) |
| { |
| 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 usb_enabled(bool default_usb) |
| { |
| return qemu_opt_get_bool(qemu_get_machine_opts(), "usb", |
| has_defaults && default_usb); |
| } |
| |
| #ifndef _WIN32 |
| static int parse_add_fd(QemuOpts *opts, void *opaque) |
| { |
| int fd, dupfd, flags; |
| int64_t fdset_id; |
| const char *fd_opaque = NULL; |
| |
| 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) { |
| qerror_report(ERROR_CLASS_GENERIC_ERROR, |
| "fd option is required and must be non-negative"); |
| return -1; |
| } |
| |
| if (fd <= STDERR_FILENO) { |
| qerror_report(ERROR_CLASS_GENERIC_ERROR, |
| "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)) { |
| qerror_report(ERROR_CLASS_GENERIC_ERROR, |
| "fd is not valid or already in use"); |
| return -1; |
| } |
| |
| if (fdset_id < 0) { |
| qerror_report(ERROR_CLASS_GENERIC_ERROR, |
| "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) { |
| qerror_report(ERROR_CLASS_GENERIC_ERROR, |
| "Error duplicating fd: %s", strerror(errno)); |
| return -1; |
| } |
| |
| /* add the duplicate fd, and optionally the opaque string, to the fd set */ |
| monitor_fdset_add_fd(dupfd, true, fdset_id, fd_opaque ? true : false, |
| fd_opaque, NULL); |
| |
| return 0; |
| } |
| |
| static int cleanup_add_fd(QemuOpts *opts, void *opaque) |
| { |
| 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(QemuOpts *opts, void *opaque) |
| { |
| BlockInterfaceType *block_default_type = opaque; |
| |
| return drive_new(opts, *block_default_type) == NULL; |
| } |
| |
| static int drive_enable_snapshot(QemuOpts *opts, void *opaque) |
| { |
| if (qemu_opt_get(opts, "snapshot") == NULL) { |
| qemu_opt_set(opts, "snapshot", "on"); |
| } |
| 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(opts, NULL); |
| } |
| |
| dinfo = drive_new(opts, type); |
| if (!dinfo) { |
| exit(1); |
| } |
| dinfo->is_default = true; |
| |
| } |
| |
| void qemu_register_boot_set(QEMUBootSetHandler *func, void *opaque) |
| { |
| boot_set_handler = func; |
| boot_set_opaque = opaque; |
| } |
| |
| int qemu_boot_set(const char *boot_order) |
| { |
| if (!boot_set_handler) { |
| return -EINVAL; |
| } |
| return boot_set_handler(boot_set_opaque, boot_order); |
| } |
| |
| static void validate_bootdevices(const char *devices) |
| { |
| /* We just do some generic consistency checks */ |
| const char *p; |
| int bitmap = 0; |
| |
| for (p = devices; *p != '\0'; p++) { |
| /* Allowed boot devices are: |
| * a-b: floppy disk drives |
| * c-f: IDE disk drives |
| * g-m: machine implementation dependent drives |
| * n-p: network devices |
| * It's up to each machine implementation to check if the given boot |
| * devices match the actual hardware implementation and firmware |
| * features. |
| */ |
| if (*p < 'a' || *p > 'p') { |
| fprintf(stderr, "Invalid boot device '%c'\n", *p); |
| exit(1); |
| } |
| if (bitmap & (1 << (*p - 'a'))) { |
| fprintf(stderr, "Boot device '%c' was given twice\n", *p); |
| exit(1); |
| } |
| bitmap |= 1 << (*p - 'a'); |
| } |
| } |
| |
| static void restore_boot_order(void *opaque) |
| { |
| char *normal_boot_order = opaque; |
| static int first = 1; |
| |
| /* Restore boot order and remove ourselves after the first boot */ |
| if (first) { |
| first = 0; |
| return; |
| } |
| |
| qemu_boot_set(normal_boot_order); |
| |
| qemu_unregister_reset(restore_boot_order, normal_boot_order); |
| g_free(normal_boot_order); |
| } |
| |
| 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 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); |
| } else { |
| threads = cpus / (cores * sockets); |
| } |
| } |
| |
| max_cpus = qemu_opt_get_number(opts, "maxcpus", 0); |
| |
| smp_cpus = cpus; |
| smp_cores = cores > 0 ? cores : 1; |
| smp_threads = threads > 0 ? threads : 1; |
| |
| } |
| |
| if (max_cpus == 0) { |
| max_cpus = smp_cpus; |
| } |
| |
| if (max_cpus > MAX_CPUMASK_BITS) { |
| fprintf(stderr, "Unsupported number of maxcpus\n"); |
| exit(1); |
| } |
| if (max_cpus < smp_cpus) { |
| fprintf(stderr, "maxcpus must be equal to or greater than smp\n"); |
| exit(1); |
| } |
| |
| } |
| |
| static void realtime_init(void) |
| { |
| if (enable_mlock) { |
| if (os_mlock() < 0) { |
| fprintf(stderr, "qemu: locking memory failed\n"); |
| exit(1); |
| } |
| } |
| } |
| |
| |
| static void configure_msg(QemuOpts *opts) |
| { |
| enable_timestamp_msg = qemu_opt_get_bool(opts, "timestamp", true); |
| } |
| |
| /***********************************************************/ |
| /* USB devices */ |
| |
| static int usb_device_add(const char *devname) |
| { |
| USBDevice *dev = NULL; |
| #ifndef CONFIG_LINUX |
| const char *p; |
| #endif |
| |
| if (!usb_enabled(false)) { |
| 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 (!usb_enabled(false)) { |
| 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) { |
| fprintf(stderr, "qemu: could not add USB device '%s'\n", cmdline); |
| } |
| return r; |
| } |
| |
| void do_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 do_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 void machine_class_init(ObjectClass *oc, void *data) |
| { |
| MachineClass *mc = MACHINE_CLASS(oc); |
| QEMUMachine *qm = data; |
| |
| mc->family = qm->family; |
| mc->name = qm->name; |
| mc->alias = qm->alias; |
| mc->desc = qm->desc; |
| mc->init = qm->init; |
| mc->reset = qm->reset; |
| mc->hot_add_cpu = qm->hot_add_cpu; |
| mc->kvm_type = qm->kvm_type; |
| mc->block_default_type = qm->block_default_type; |
| mc->units_per_default_bus = qm->units_per_default_bus; |
| mc->max_cpus = qm->max_cpus; |
| mc->no_serial = qm->no_serial; |
| mc->no_parallel = qm->no_parallel; |
| mc->use_virtcon = qm->use_virtcon; |
| mc->use_sclp = qm->use_sclp; |
| mc->no_floppy = qm->no_floppy; |
| mc->no_cdrom = qm->no_cdrom; |
| mc->no_sdcard = qm->no_sdcard; |
| mc->has_dynamic_sysbus = qm->has_dynamic_sysbus; |
| mc->is_default = qm->is_default; |
| mc->default_machine_opts = qm->default_machine_opts; |
| mc->default_boot_order = qm->default_boot_order; |
| mc->default_display = qm->default_display; |
| mc->compat_props = qm->compat_props; |
| mc->hw_version = qm->hw_version; |
| } |
| |
| int qemu_register_machine(QEMUMachine *m) |
| { |
| char *name = g_strconcat(m->name, TYPE_MACHINE_SUFFIX, NULL); |
| TypeInfo ti = { |
| .name = name, |
| .parent = TYPE_MACHINE, |
| .class_init = machine_class_init, |
| .class_data = (void *)m, |
| }; |
| |
| type_register(&ti); |
| g_free(name); |
| |
| return 0; |
| } |
| |
| 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; |
| |
| entry = g_malloc0(sizeof(*entry)); |
| entry->value = info; |
| entry->next = mach_list; |
| mach_list = entry; |
| } |
| |
| g_slist_free(machines); |
| return mach_list; |
| } |
| |
| /***********************************************************/ |
| /* 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) { |
| fprintf(stderr, "qemu: terminating on signal %d", 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. |
| */ |
| fputc('\n', stderr); |
| } else { |
| fprintf(stderr, " from pid " FMT_pid "\n", shutdown_pid); |
| } |
| shutdown_signal = -1; |
| } |
| } |
| |
| static int qemu_reset_requested(void) |
| { |
| int r = reset_requested; |
| reset_requested = 0; |
| return r; |
| } |
| |
| static int qemu_suspend_requested(void) |
| { |
| int r = suspend_requested; |
| suspend_requested = 0; |
| return r; |
| } |
| |
| 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; |
| |
| 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_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; |
| qemu_system_shutdown_request(); |
| } |
| |
| void qemu_system_shutdown_request(void) |
| { |
| trace_qemu_system_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(); |
| cpu_synchronize_all_states(); |
| qemu_system_reset(VMRESET_REPORT); |
| resume_all_vcpus(); |
| if (runstate_needs_reset()) { |
| runstate_set(RUN_STATE_PAUSED); |
| } |
| } |
| if (qemu_wakeup_requested()) { |
| pause_all_vcpus(); |
| cpu_synchronize_all_states(); |
| 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 |
| do { |
| nonblocking = !kvm_enabled() && !xen_enabled() && last_io > 0; |
| #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 ", Copyright (c) 2003-2008 Fabrice Bellard\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"); |
| |
| 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 }, |
| }; |
| |
| static bool vga_available(void) |
| { |
| return object_class_by_name("VGA") || object_class_by_name("isa-vga"); |
| } |
| |
| static bool cirrus_vga_available(void) |
| { |
| return object_class_by_name("cirrus-vga") |
| || object_class_by_name("isa-cirrus-vga"); |
| } |
| |
| static bool vmware_vga_available(void) |
| { |
| return object_class_by_name("vmware-svga"); |
| } |
| |
| static bool qxl_vga_available(void) |
| { |
| return object_class_by_name("qxl-vga"); |
| } |
| |
| static bool tcx_vga_available(void) |
| { |
| return object_class_by_name("SUNW,tcx"); |
| } |
| |
| static bool cg3_vga_available(void) |
| { |
| return object_class_by_name("cgthree"); |
| } |
| |
| static void select_vgahw (const char *p) |
| { |
| const char *opts; |
| |
| assert(vga_interface_type == VGA_NONE); |
| if (strstart(p, "std", &opts)) { |
| if (vga_available()) { |
| vga_interface_type = VGA_STD; |
| } else { |
| fprintf(stderr, "Error: standard VGA not available\n"); |
| exit(0); |
| } |
| } else if (strstart(p, "cirrus", &opts)) { |
| if (cirrus_vga_available()) { |
| vga_interface_type = VGA_CIRRUS; |
| } else { |
| fprintf(stderr, "Error: Cirrus VGA not available\n"); |
| exit(0); |
| } |
| } else if (strstart(p, "vmware", &opts)) { |
| if (vmware_vga_available()) { |
| vga_interface_type = VGA_VMWARE; |
| } else { |
| fprintf(stderr, "Error: VMWare SVGA not available\n"); |
| exit(0); |
| } |
| } else if (strstart(p, "xenfb", &opts)) { |
| vga_interface_type = VGA_XENFB; |
| } else if (strstart(p, "qxl", &opts)) { |
| if (qxl_vga_available()) { |
| vga_interface_type = VGA_QXL; |
| } else { |
| fprintf(stderr, "Error: QXL VGA not available\n"); |
| exit(0); |
| } |
| } else if (strstart(p, "tcx", &opts)) { |
| if (tcx_vga_available()) { |
| vga_interface_type = VGA_TCX; |
| } else { |
| fprintf(stderr, "Error: TCX framebuffer not available\n"); |
| exit(0); |
| } |
| } else if (strstart(p, "cg3", &opts)) { |
| if (cg3_vga_available()) { |
| vga_interface_type = VGA_CG3; |
| } else { |
| fprintf(stderr, "Error: CG3 framebuffer not available\n"); |
| exit(0); |
| } |
| } else if (!strstart(p, "none", &opts)) { |
| invalid_vga: |
| fprintf(stderr, "Unknown vga type: %s\n", 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 DisplayType select_display(const char *p) |
| { |
| const char *opts; |
| DisplayType display = DT_DEFAULT; |
| |
| if (strstart(p, "sdl", &opts)) { |
| #ifdef CONFIG_SDL |
| 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 { |
| invalid_sdl_args: |
| fprintf(stderr, "Invalid SDL option string: %s\n", p); |
| exit(1); |
| } |
| opts = nextopt; |
| } |
| #else |
| fprintf(stderr, "SDL support is disabled\n"); |
| exit(1); |
| #endif |
| } else if (strstart(p, "vnc", &opts)) { |
| #ifdef CONFIG_VNC |
| display_remote++; |
| |
| if (*opts) { |
| const char *nextopt; |
| |
| if (strstart(opts, "=", &nextopt)) { |
| vnc_display = nextopt; |
| } |
| } |
| if (!vnc_display) { |
| fprintf(stderr, "VNC requires a display argument vnc=<display>\n"); |
| exit(1); |
| } |
| #else |
| fprintf(stderr, "VNC support is disabled\n"); |
| exit(1); |
| #endif |
| } else if (strstart(p, "curses", &opts)) { |
| #ifdef CONFIG_CURSES |
| display = DT_CURSES; |
| #else |
| fprintf(stderr, "Curses support is disabled\n"); |
| exit(1); |
| #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 { |
| invalid_gtk_args: |
| fprintf(stderr, "Invalid GTK option string: %s\n", p); |
| exit(1); |
| } |
| opts = nextopt; |
| } |
| #else |
| fprintf(stderr, "GTK support is disabled\n"); |
| exit(1); |
| #endif |
| } else if (strstart(p, "none", &opts)) { |
| display = DT_NONE; |
| } else { |
| fprintf(stderr, "Unknown display type: %s\n", p); |
| exit(1); |
| } |
| |
| 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(qemu_find_opts("device"), arg+7, 0); |
| 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"); |
| 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 int device_help_func(QemuOpts *opts, void *opaque) |
| { |
| return qdev_device_help(opts); |
| } |
| |
| static int device_init_func(QemuOpts *opts, void *opaque) |
| { |
| DeviceState *dev; |
| |
| dev = qdev_device_add(opts); |
| if (!dev) |
| return -1; |
| object_unref(OBJECT(dev)); |
| return 0; |
| } |
| |
| static int chardev_init_func(QemuOpts *opts, void *opaque) |
| { |
| Error *local_err = NULL; |
| |
| qemu_chr_new_from_opts(opts, NULL, &local_err); |
| if (local_err) { |
| error_report("%s", error_get_pretty(local_err)); |
| error_free(local_err); |
| return -1; |
| } |
| return 0; |
| } |
| |
| #ifdef CONFIG_VIRTFS |
| static int fsdev_init_func(QemuOpts *opts, void *opaque) |
| { |
| int ret; |
| ret = qemu_fsdev_add(opts); |
| |
| return ret; |
| } |
| #endif |
| |
| static int mon_init_func(QemuOpts *opts, void *opaque) |
| { |
| 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 { |
| fprintf(stderr, "unknown monitor mode \"%s\"\n", mode); |
| exit(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) { |
| fprintf(stderr, "chardev \"%s\" not found\n", chardev); |
| exit(1); |
| } |
| |
| qemu_chr_fe_claim_no_fail(chr); |
| monitor_init(chr, flags); |
| return 0; |
| } |
| |
| static void monitor_parse(const char *optarg, const char *mode) |
| { |
| 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) { |
| fprintf(stderr, "parse error: %s\n", optarg); |
| exit(1); |
| } |
| } |
| |
| opts = qemu_opts_create(qemu_find_opts("mon"), label, 1, NULL); |
| if (!opts) { |
| fprintf(stderr, "duplicate chardev: %s\n", label); |
| exit(1); |
| } |
| qemu_opt_set(opts, "mode", mode); |
| qemu_opt_set(opts, "chardev", label); |
| if (def) |
| qemu_opt_set(opts, "default", "on"); |
| monitor_device_index++; |
| } |
| |
| 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) { |
| fprintf(stderr, "qemu: too many serial ports\n"); |
| exit(1); |
| } |
| snprintf(label, sizeof(label), "serial%d", index); |
| serial_hds[index] = qemu_chr_new(label, devname, NULL); |
| if (!serial_hds[index]) { |
| fprintf(stderr, "qemu: could not connect serial device" |
| " to character backend '%s'\n", 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) { |
| fprintf(stderr, "qemu: too many parallel ports\n"); |
| exit(1); |
| } |
| snprintf(label, sizeof(label), "parallel%d", index); |
| parallel_hds[index] = qemu_chr_new(label, devname, NULL); |
| if (!parallel_hds[index]) { |
| fprintf(stderr, "qemu: could not connect parallel device" |
| " to character backend '%s'\n", 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) { |
| fprintf(stderr, "qemu: too many virtio consoles\n"); |
| exit(1); |
| } |
| |
| bus_opts = qemu_opts_create(device, NULL, 0, &error_abort); |
| if (arch_type == QEMU_ARCH_S390X) { |
| qemu_opt_set(bus_opts, "driver", "virtio-serial-s390"); |
| } else { |
| qemu_opt_set(bus_opts, "driver", "virtio-serial-pci"); |
| } |
| |
| dev_opts = qemu_opts_create(device, NULL, 0, &error_abort); |
| qemu_opt_set(dev_opts, "driver", "virtconsole"); |
| |
| snprintf(label, sizeof(label), "virtcon%d", index); |
| virtcon_hds[index] = qemu_chr_new(label, devname, NULL); |
| if (!virtcon_hds[index]) { |
| fprintf(stderr, "qemu: could not connect virtio console" |
| " to character backend '%s'\n", devname); |
| return -1; |
| } |
| qemu_opt_set(dev_opts, "chardev", label); |
| |
| 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) { |
| fprintf(stderr, "qemu: too many sclp consoles\n"); |
| exit(1); |
| } |
| |
| assert(arch_type == QEMU_ARCH_S390X); |
| |
| dev_opts = qemu_opts_create(device, NULL, 0, NULL); |
| qemu_opt_set(dev_opts, "driver", "sclpconsole"); |
| |
| snprintf(label, sizeof(label), "sclpcon%d", index); |
| sclp_hds[index] = qemu_chr_new(label, devname, NULL); |
| if (!sclp_hds[index]) { |
| fprintf(stderr, "qemu: could not connect sclp console" |
| " to character backend '%s'\n", devname); |
| return -1; |
| } |
| qemu_opt_set(dev_opts, "chardev", label); |
| |
| index++; |
| return 0; |
| } |
| |
| static int debugcon_parse(const char *devname) |
| { |
| QemuOpts *opts; |
| |
| if (!qemu_chr_new("debugcon", devname, NULL)) { |
| exit(1); |
| } |
| opts = qemu_opts_create(qemu_find_opts("device"), "debugcon", 1, NULL); |
| if (!opts) { |
| fprintf(stderr, "qemu: already have a debugcon device\n"); |
| exit(1); |
| } |
| qemu_opt_set(opts, "driver", "isa-debugcon"); |
| qemu_opt_set(opts, "chardev", "debugcon"); |
| 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) { |
| 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); |
| exit(!name || !is_help_option(name)); |
| } |
| |
| 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); |
| } |
| |
| void qemu_add_machine_init_done_notifier(Notifier *notify) |
| { |
| notifier_list_add(&machine_init_done_notifiers, notify); |
| } |
| |
| static void qemu_run_machine_init_done_notifiers(void) |
| { |
| 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 gpointer malloc_and_trace(gsize n_bytes) |
| { |
| void *ptr = malloc(n_bytes); |
| trace_g_malloc(n_bytes, ptr); |
| return ptr; |
| } |
| |
| static gpointer realloc_and_trace(gpointer mem, gsize n_bytes) |
| { |
| void *ptr = realloc(mem, n_bytes); |
| trace_g_realloc(mem, n_bytes, ptr); |
| return ptr; |
| } |
| |
| static void free_and_trace(gpointer mem) |
| { |
| trace_g_free(mem); |
| free(mem); |
| } |
| |
| static int machine_set_property(const char *name, const char *value, |
| void *opaque) |
| { |
| Object *obj = OBJECT(opaque); |
| StringInputVisitor *siv; |
| 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 = '-'; |
| } |
| } |
| |
| siv = string_input_visitor_new(value); |
| object_property_set(obj, string_input_get_visitor(siv), qom_name, &local_err); |
| string_input_visitor_cleanup(siv); |
| g_free(qom_name); |
| |
| if (local_err) { |
| qerror_report_err(local_err); |
| error_free(local_err); |
| return -1; |
| } |
| |
| return 0; |
| } |
| |
| static int object_create(QemuOpts *opts, void *opaque) |
| { |
| Error *err = NULL; |
| char *type = NULL; |
| char *id = NULL; |
| void *dummy = NULL; |
| OptsVisitor *ov; |
| QDict *pdict; |
| |
| ov = opts_visitor_new(opts); |
| pdict = qemu_opts_to_qdict(opts, NULL); |
| |
| visit_start_struct(opts_get_visitor(ov), &dummy, NULL, NULL, 0, &err); |
| if (err) { |
| goto out; |
| } |
| |
| qdict_del(pdict, "qom-type"); |
| visit_type_str(opts_get_visitor(ov), &type, "qom-type", &err); |
| if (err) { |
| goto out; |
| } |
| |
| qdict_del(pdict, "id"); |
| visit_type_str(opts_get_visitor(ov), &id, "id", &err); |
| if (err) { |
| goto out; |
| } |
| |
| object_add(type, id, pdict, opts_get_visitor(ov), &err); |
| if (err) { |
| goto out; |
| } |
| visit_end_struct(opts_get_visitor(ov), &err); |
| if (err) { |
| qmp_object_del(id, NULL); |
| } |
| |
| out: |
| opts_visitor_cleanup(ov); |
| |
| QDECREF(pdict); |
| g_free(id); |
| g_free(type); |
| g_free(dummy); |
| if (err) { |
| qerror_report_err(err); |
| error_free(err); |
| return -1; |
| } |
| return 0; |
| } |
| |
| 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; |
| DisplayState *ds; |
| int cyls, heads, secs, translation; |
| QemuOpts *hda_opts = NULL, *opts, *machine_opts, *icount_opts = NULL; |
| QemuOptsList *olist; |
| int optind; |
| const char *optarg; |
| const char *loadvm = NULL; |
| MachineClass *machine_class; |
| const char *cpu_model; |
| const char *vga_model = NULL; |
| const char *qtest_chrdev = NULL; |
| const char *qtest_log = NULL; |
| const char *pid_file = NULL; |
| const char *incoming = NULL; |
| #ifdef CONFIG_VNC |
| int show_vnc_port = 0; |
| #endif |
| bool defconfig = true; |
| bool userconfig = true; |
| const char *log_mask = NULL; |
| const char *log_file = NULL; |
| GMemVTable mem_trace = { |
| .malloc = malloc_and_trace, |
| .realloc = realloc_and_trace, |
| .free = free_and_trace, |
| }; |
| const char *trace_events = NULL; |
| const char *trace_file = NULL; |
| const ram_addr_t default_ram_size = (ram_addr_t)DEFAULT_RAM_SIZE * |
| 1024 * 1024; |
| ram_addr_t maxram_size = default_ram_size; |
| uint64_t ram_slots = 0; |
| FILE *vmstate_dump_file = NULL; |
| Error *main_loop_err = NULL; |
| |
| atexit(qemu_run_exit_notifiers); |
| error_set_progname(argv[0]); |
| qemu_init_exec_dir(argv[0]); |
| |
| g_mem_set_vtable(&mem_trace); |
| |
| 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_opts(&qemu_chardev_opts); |
| qemu_add_opts(&qemu_device_opts); |
| qemu_add_opts(&qemu_netdev_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_mem_opts); |
| qemu_add_opts(&qemu_smp_opts); |
| qemu_add_opts(&qemu_boot_opts); |
| qemu_add_opts(&qemu_sandbox_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_msg_opts); |
| qemu_add_opts(&qemu_name_opts); |
| qemu_add_opts(&qemu_numa_opts); |
| qemu_add_opts(&qemu_icount_opts); |
| |
| runstate_init(); |
| |
| rtc_clock = QEMU_CLOCK_HOST; |
| |
| QLIST_INIT (&vm_change_state_head); |
| os_setup_early_signal_handling(); |
| |
| module_call_init(MODULE_INIT_MACHINE); |
| machine_class = find_default_machine(); |
| cpu_model = NULL; |
| ram_size = default_ram_size; |
| snapshot = 0; |
| cyls = heads = secs = 0; |
| translation = BIOS_ATA_TRANSLATION_AUTO; |
| |
| for (i = 0; i < MAX_NODES; i++) { |
| numa_info[i].node_mem = 0; |
| numa_info[i].present = false; |
| bitmap_zero(numa_info[i].node_cpu, MAX_CPUMASK_BITS); |
| } |
| |
| nb_numa_nodes = 0; |
| max_numa_nodeid = 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_nodefconfig: |
| defconfig = false; |
| break; |
| case QEMU_OPTION_nouserconfig: |
| userconfig = false; |
| break; |
| } |
| } |
| } |
| |
| if (defconfig) { |
| int ret; |
| ret = qemu_read_default_config_files(userconfig); |
| if (ret < 0) { |
| exit(1); |
| } |
| } |
| |
| /* second pass of option parsing */ |
| optind = 1; |
| for(;;) { |
| if (optind >= argc) |
| break; |
| if (argv[optind][0] != '-') { |
| hda_opts = 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)) { |
| printf("Option %s not supported for this target\n", popt->name); |
| exit(1); |
| } |
| switch(popt->index) { |
| case QEMU_OPTION_M: |
| machine_class = machine_parse(optarg); |
| break; |
| case QEMU_OPTION_no_kvm_irqchip: { |
| olist = qemu_find_opts("machine"); |
| qemu_opts_parse(olist, "kernel_irqchip=off", 0); |
| break; |
| } |
| case QEMU_OPTION_cpu: |
| /* hw initialization will check this */ |
| cpu_model = optarg; |
| break; |
| case QEMU_OPTION_hda: |
| { |
| char buf[256]; |
| if (cyls == 0) |
| snprintf(buf, sizeof(buf), "%s", HD_OPTS); |
| else |
| snprintf(buf, sizeof(buf), |
| "%s,cyls=%d,heads=%d,secs=%d%s", |
| HD_OPTS , cyls, heads, secs, |
| translation == BIOS_ATA_TRANSLATION_LBA ? |
| ",trans=lba" : |
| translation == BIOS_ATA_TRANSLATION_NONE ? |
| ",trans=none" : ""); |
| drive_add(IF_DEFAULT, 0, optarg, buf); |
| break; |
| } |
| 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_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_hdachs: |
| { |
| const char *p; |
| p = optarg; |
| cyls = strtol(p, (char **)&p, 0); |
| if (cyls < 1 || cyls > 16383) |
| goto chs_fail; |
| if (*p != ',') |
| goto chs_fail; |
| p++; |
| heads = strtol(p, (char **)&p, 0); |
| if (heads < 1 || heads > 16) |
| goto chs_fail; |
| if (*p != ',') |
| goto chs_fail; |
| p++; |
| secs = strtol(p, (char **)&p, 0); |
| if (secs < 1 || secs > 63) |
| goto chs_fail; |
| if (*p == ',') { |
| p++; |
| if (!strcmp(p, "large")) { |
| translation = BIOS_ATA_TRANSLATION_LARGE; |
| } else if (!strcmp(p, "rechs")) { |
| translation = BIOS_ATA_TRANSLATION_RECHS; |
| } else if (!strcmp(p, "none")) { |
| translation = BIOS_ATA_TRANSLATION_NONE; |
| } else if (!strcmp(p, "lba")) { |
| translation = BIOS_ATA_TRANSLATION_LBA; |
| } else if (!strcmp(p, "auto")) { |
| translation = BIOS_ATA_TRANSLATION_AUTO; |
| } else { |
| goto chs_fail; |
| } |
| } else if (*p != '\0') { |
| chs_fail: |
| fprintf(stderr, "qemu: invalid physical CHS format\n"); |
| exit(1); |
| } |
| if (hda_opts != NULL) { |
| char num[16]; |
| snprintf(num, sizeof(num), "%d", cyls); |
| qemu_opt_set(hda_opts, "cyls", num); |
| snprintf(num, sizeof(num), "%d", heads); |
| qemu_opt_set(hda_opts, "heads", num); |
| snprintf(num, sizeof(num), "%d", secs); |
| qemu_opt_set(hda_opts, "secs", num); |
| if (translation == BIOS_ATA_TRANSLATION_LARGE) { |
| qemu_opt_set(hda_opts, "trans", "large"); |
| } else if (translation == BIOS_ATA_TRANSLATION_RECHS) { |
| qemu_opt_set(hda_opts, "trans", "rechs"); |
| } else if (translation == BIOS_ATA_TRANSLATION_LBA) { |
| qemu_opt_set(hda_opts, "trans", "lba"); |
| } else if (translation == BIOS_ATA_TRANSLATION_NONE) { |
| qemu_opt_set(hda_opts, "trans", "none"); |
| } |
| } |
| } |
| break; |
| case QEMU_OPTION_numa: |
| opts = qemu_opts_parse(qemu_find_opts("numa"), optarg, 1); |
| if (!opts) { |
| exit(1); |
| } |
| break; |
| case QEMU_OPTION_display: |
| display_type = select_display(optarg); |
| break; |
| case QEMU_OPTION_nographic: |
| display_type = DT_NOGRAPHIC; |
| break; |
| case QEMU_OPTION_curses: |
| #ifdef CONFIG_CURSES |
| display_type = DT_CURSES; |
| #else |
| fprintf(stderr, "Curses support is disabled\n"); |
| 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) { |
| fprintf(stderr, |
| "qemu: only 90, 180, 270 deg rotation is available\n"); |
| exit(1); |
| } |
| break; |
| case QEMU_OPTION_kernel: |
| qemu_opts_set(qemu_find_opts("machine"), 0, "kernel", optarg); |
| break; |
| case QEMU_OPTION_initrd: |
| qemu_opts_set(qemu_find_opts("machine"), 0, "initrd", optarg); |
| break; |
| case QEMU_OPTION_append: |
| qemu_opts_set(qemu_find_opts("machine"), 0, "append", optarg); |
| break; |
| case QEMU_OPTION_dtb: |
| qemu_opts_set(qemu_find_opts("machine"), 0, "dtb", optarg); |
| break; |
| case QEMU_OPTION_cdrom: |
| drive_add(IF_DEFAULT, 2, optarg, CDROM_OPTS); |
| break; |
| case QEMU_OPTION_boot: |
| opts = qemu_opts_parse(qemu_find_opts("boot-opts"), optarg, 1); |
| 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: |
| if (net_client_parse(qemu_find_opts("netdev"), optarg) == -1) { |
| exit(1); |
| } |
| break; |
| case QEMU_OPTION_net: |
| if (net_client_parse(qemu_find_opts("net"), optarg) == -1) { |
| exit(1); |
| } |
| break; |
| #ifdef CONFIG_LIBISCSI |
| case QEMU_OPTION_iscsi: |
| opts = qemu_opts_parse(qemu_find_opts("iscsi"), optarg, 0); |
| if (!opts) { |
| exit(1); |
| } |
| break; |
| #endif |
| #ifdef CONFIG_SLIRP |
| case QEMU_OPTION_tftp: |
| legacy_tftp_prefix = optarg; |
| break; |
| case QEMU_OPTION_bootp: |
| legacy_bootp_filename = optarg; |
| break; |
| case QEMU_OPTION_redir: |
| if (net_slirp_redir(optarg) < 0) |
| exit(1); |
| break; |
| #endif |
| case QEMU_OPTION_bt: |
| add_device_config(DEV_BT, optarg); |
| break; |
| case QEMU_OPTION_audio_help: |
| AUD_help (); |
| exit (0); |
| 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: { |
| uint64_t sz; |
| const char *mem_str; |
| const char *maxmem_str, *slots_str; |
| |
| opts = qemu_opts_parse(qemu_find_opts("memory"), |
| optarg, 1); |
| if (!opts) { |
| exit(EXIT_FAILURE); |
| } |
| |
| mem_str = qemu_opt_get(opts, "size"); |
| if (!mem_str) { |
| error_report("invalid -m option, missing 'size' option"); |
| exit(EXIT_FAILURE); |
| } |
| 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 <<= 20; |
| if ((sz >> 20) != 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); |
| } |
| maxram_size = ram_size; |
| |
| maxmem_str = qemu_opt_get(opts, "maxmem"); |
| slots_str = qemu_opt_get(opts, "slots"); |
| if (maxmem_str && slots_str) { |
| uint64_t slots; |
| |
| sz = qemu_opt_get_size(opts, "maxmem", 0); |
| if (sz < ram_size) { |
| error_report("invalid -m option value: maxmem " |
| "(0x%" PRIx64 ") <= initial memory (0x" |
| RAM_ADDR_FMT ")", sz, ram_size); |
| exit(EXIT_FAILURE); |
| } |
| |
| slots = qemu_opt_get_number(opts, "slots", 0); |
| if ((sz > ram_size) && !slots) { |
| error_report("invalid -m option value: maxmem " |
| "(0x%" PRIx64 ") more than initial memory (0x" |
| RAM_ADDR_FMT ") but no hotplug slots where " |
| "specified", sz, ram_size); |
| exit(EXIT_FAILURE); |
| } |
| |
| if ((sz <= ram_size) && slots) { |
| error_report("invalid -m option value: %" |
| PRIu64 " hotplug slots where specified but " |
| "maxmem (0x%" PRIx64 ") <= initial memory (0x" |
| RAM_ADDR_FMT ")", slots, sz, ram_size); |
| exit(EXIT_FAILURE); |
| } |
| maxram_size = sz; |
| ram_slots = slots; |
| } else if ((!maxmem_str && slots_str) || |
| (maxmem_str && !slots_str)) { |
| error_report("invalid -m option value: missing " |
| "'%s' option", slots_str ? "maxmem" : "slots"); |
| 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_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 (data_dir_idx < ARRAY_SIZE(data_dir)) { |
| data_dir[data_dir_idx++] = optarg; |
| } |
| break; |
| case QEMU_OPTION_bios: |
| qemu_opts_set(qemu_find_opts("machine"), 0, "firmware", optarg); |
| 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_localtime: |
| rtc_utc = 0; |
| 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: |
| fprintf(stderr, "qemu: invalid resolution or depth\n"); |
| 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"); |
| } |
| break; |
| case QEMU_OPTION_qmp: |
| monitor_parse(optarg, "control"); |
| default_monitor = 0; |
| break; |
| case QEMU_OPTION_mon: |
| opts = qemu_opts_parse(qemu_find_opts("mon"), optarg, 1); |
| if (!opts) { |
| exit(1); |
| } |
| default_monitor = 0; |
| break; |
| case QEMU_OPTION_chardev: |
| opts = qemu_opts_parse(qemu_find_opts("chardev"), optarg, 1); |
| if (!opts) { |
| exit(1); |
| } |
| break; |
| case QEMU_OPTION_fsdev: |
| olist = qemu_find_opts("fsdev"); |
| if (!olist) { |
| fprintf(stderr, "fsdev is not supported by this qemu build.\n"); |
| exit(1); |
| } |
| opts = qemu_opts_parse(olist, optarg, 1); |
| if (!opts) { |
| exit(1); |
| } |
| break; |
| case QEMU_OPTION_virtfs: { |
| QemuOpts *fsdev; |
| QemuOpts *device; |
| const char *writeout, *sock_fd, *socket; |
| |
| olist = qemu_find_opts("virtfs"); |
| if (!olist) { |
| fprintf(stderr, "virtfs is not supported by this qemu build.\n"); |
| exit(1); |
| } |
| opts = qemu_opts_parse(olist, optarg, 1); |
| if (!opts) { |
| exit(1); |
| } |
| |
| if (qemu_opt_get(opts, "fsdriver") == NULL || |
| qemu_opt_get(opts, "mount_tag") == NULL) { |
| fprintf(stderr, "Usage: -virtfs fsdriver,mount_tag=tag.\n"); |
| exit(1); |
| } |
| fsdev = qemu_opts_create(qemu_find_opts("fsdev"), |
| qemu_opt_get(opts, "mount_tag"), |
| 1, NULL); |
| if (!fsdev) { |
| fprintf(stderr, "duplicate fsdev id: %s\n", |
| 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); |
| #else |
| fprintf(stderr, "writeout=immediate not supported on " |
| "this platform\n"); |
| exit(1); |
| #endif |
| } |
| qemu_opt_set(fsdev, "fsdriver", qemu_opt_get(opts, "fsdriver")); |
| qemu_opt_set(fsdev, "path", qemu_opt_get(opts, "path")); |
| qemu_opt_set(fsdev, "security_model", |
| qemu_opt_get(opts, "security_model")); |
| socket = qemu_opt_get(opts, "socket"); |
| if (socket) { |
| qemu_opt_set(fsdev, "socket", socket); |
| } |
| sock_fd = qemu_opt_get(opts, "sock_fd"); |
| if (sock_fd) { |
| qemu_opt_set(fsdev, "sock_fd", sock_fd); |
| } |
| |
| qemu_opt_set_bool(fsdev, "readonly", |
| qemu_opt_get_bool(opts, "readonly", 0)); |
| device = qemu_opts_create(qemu_find_opts("device"), NULL, 0, |
| &error_abort); |
| qemu_opt_set(device, "driver", "virtio-9p-pci"); |
| qemu_opt_set(device, "fsdev", |
| qemu_opt_get(opts, "mount_tag")); |
| qemu_opt_set(device, "mount_tag", |
| qemu_opt_get(opts, "mount_tag")); |
| break; |
| } |
| case QEMU_OPTION_virtfs_synth: { |
| QemuOpts *fsdev; |
| QemuOpts *device; |
| |
| fsdev = qemu_opts_create(qemu_find_opts("fsdev"), "v_synth", |
| 1, NULL); |
| if (!fsdev) { |
| fprintf(stderr, "duplicate option: %s\n", "virtfs_synth"); |
| exit(1); |
| } |
| qemu_opt_set(fsdev, "fsdriver", "synth"); |
| |
| device = qemu_opts_create(qemu_find_opts("device"), NULL, 0, |
| &error_abort); |
| qemu_opt_set(device, "driver", "virtio-9p-pci"); |
| qemu_opt_set(device, "fsdev", "v_synth"); |
| qemu_opt_set(device, "mount_tag", "v_synth"); |
| 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) { |
| fprintf(stderr, |
| "qemu: only one watchdog option may be given\n"); |
| return 1; |
| } |
| watchdog = optarg; |
| break; |
| case QEMU_OPTION_watchdog_action: |
| if (select_watchdog_action(optarg) == -1) { |
| fprintf(stderr, "Unknown -watchdog-action parameter\n"); |
| exit(1); |
| } |
| break; |
| case QEMU_OPTION_virtiocon: |
| add_device_config(DEV_VIRTCON, optarg); |
| default_virtcon = 0; |
| if (strncmp(optarg, "mon:", 4) == 0) { |
| default_monitor = 0; |
| } |
| 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: |
| full_screen = 1; |
| break; |
| case QEMU_OPTION_no_frame: |
| no_frame = 1; |
| break; |
| case QEMU_OPTION_alt_grab: |
| alt_grab = 1; |
| break; |
| case QEMU_OPTION_ctrl_grab: |
| ctrl_grab = 1; |
| break; |
| case QEMU_OPTION_no_quit: |
| no_quit = 1; |
| break; |
| case QEMU_OPTION_sdl: |
| #ifdef CONFIG_SDL |
| display_type = DT_SDL; |
| break; |
| #else |
| fprintf(stderr, "SDL support is disabled\n"); |
| exit(1); |
| #endif |
| case QEMU_OPTION_pidfile: |
| pid_file = optarg; |
| break; |
| case QEMU_OPTION_win2k_hack: |
| win2k_install_hack = 1; |
| break; |
| case QEMU_OPTION_rtc_td_hack: { |
| static GlobalProperty slew_lost_ticks[] = { |
| { |
| .driver = "mc146818rtc", |
| .property = "lost_tick_policy", |
| .value = "slew", |
| }, |
| { /* end of list */ } |
| }; |
| |
| qdev_prop_register_global_list(slew_lost_ticks); |
| break; |
| } |
| case QEMU_OPTION_acpitable: |
| opts = qemu_opts_parse(qemu_find_opts("acpi"), optarg, 1); |
| if (!opts) { |
| exit(1); |
| } |
| do_acpitable_option(opts); |
| break; |
| case QEMU_OPTION_smbios: |
| opts = qemu_opts_parse(qemu_find_opts("smbios"), optarg, 0); |
| if (!opts) { |
| exit(1); |
| } |
| do_smbios_option(opts); |
| break; |
| case QEMU_OPTION_enable_kvm: |
| olist = qemu_find_opts("machine"); |
| qemu_opts_parse(olist, "accel=kvm", 0); |
| break; |
| case QEMU_OPTION_machine: |
| olist = qemu_find_opts("machine"); |
| opts = qemu_opts_parse(olist, optarg, 1); |
| if (!opts) { |
| exit(1); |
| } |
| optarg = qemu_opt_get(opts, "type"); |
| if (optarg) { |
| machine_class = machine_parse(optarg); |
| } |
| break; |
| case QEMU_OPTION_no_kvm: |
| olist = qemu_find_opts("machine"); |
| qemu_opts_parse(olist, "accel=tcg", 0); |
| break; |
| case QEMU_OPTION_no_kvm_pit: { |
| fprintf(stderr, "Warning: KVM PIT can no longer be disabled " |
| "separately.\n"); |
| break; |
| } |
| case QEMU_OPTION_no_kvm_pit_reinjection: { |
| static GlobalProperty kvm_pit_lost_tick_policy[] = { |
| { |
| .driver = "kvm-pit", |
| .property = "lost_tick_policy", |
| .value = "discard", |
| }, |
| { /* end of list */ } |
| }; |
| |
| fprintf(stderr, "Warning: option deprecated, use " |
| "lost_tick_policy property of kvm-pit instead.\n"); |
| qdev_prop_register_global_list(kvm_pit_lost_tick_policy); |
| break; |
| } |
| case QEMU_OPTION_usb: |
| olist = qemu_find_opts("machine"); |
| qemu_opts_parse(olist, "usb=on", 0); |
| break; |
| case QEMU_OPTION_usbdevice: |
| olist = qemu_find_opts("machine"); |
| qemu_opts_parse(olist, "usb=on", 0); |
| add_device_config(DEV_USB, optarg); |
| break; |
| case QEMU_OPTION_device: |
| if (!qemu_opts_parse(qemu_find_opts("device"), optarg, 1)) { |
| exit(1); |
| } |
| break; |
| case QEMU_OPTION_smp: |
| if (!qemu_opts_parse(qemu_find_opts("smp-opts"), optarg, 1)) { |
| exit(1); |
| } |
| break; |
| case QEMU_OPTION_vnc: |
| #ifdef CONFIG_VNC |
| display_remote++; |
| vnc_display = optarg; |
| #else |
| fprintf(stderr, "VNC support is disabled\n"); |
| exit(1); |
| #endif |
| break; |
| case QEMU_OPTION_no_acpi: |
| acpi_enabled = 0; |
| break; |
| case QEMU_OPTION_no_hpet: |
| no_hpet = 1; |
| break; |
| case QEMU_OPTION_balloon: |
| if (balloon_parse(optarg) < 0) { |
| fprintf(stderr, "Unknown -balloon argument %s\n", optarg); |
| exit(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) { |
| fprintf(stderr, "Fail to parse UUID string." |
| " Wrong format.\n"); |
| exit(1); |
| } |
| qemu_uuid_set = true; |
| break; |
| case QEMU_OPTION_option_rom: |
| if (nb_option_roms >= MAX_OPTION_ROMS) { |
| fprintf(stderr, "Too many option ROMs\n"); |
| exit(1); |
| } |
| opts = qemu_opts_parse(qemu_find_opts("option-rom"), optarg, 1); |
| 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) { |
| fprintf(stderr, "Option ROM file is not specified\n"); |
| exit(1); |
| } |
| nb_option_roms++; |
| break; |
| case QEMU_OPTION_semihosting: |
| semihosting_enabled = 1; |
| break; |
| case QEMU_OPTION_tdf: |
| fprintf(stderr, "Warning: user space PIT time drift fix " |
| "is no longer supported.\n"); |
| break; |
| case QEMU_OPTION_name: |
| opts = qemu_opts_parse(qemu_find_opts("name"), optarg, 1); |
| if (!opts) { |
| exit(1); |
| } |
| break; |
| case QEMU_OPTION_prom_env: |
| if (nb_prom_envs >= MAX_PROM_ENVS) { |
| fprintf(stderr, "Too many prom variables\n"); |
| exit(1); |
| } |
| prom_envs[nb_prom_envs] = optarg; |
| nb_prom_envs++; |
| break; |
| case QEMU_OPTION_old_param: |
| old_param = 1; |
| break; |
| case QEMU_OPTION_clock: |
| /* Clock options no longer exist. Keep this option for |
| * backward compatibility. |
| */ |
| break; |
| case QEMU_OPTION_startdate: |
| configure_rtc_date_offset(optarg, 1); |
| break; |
| case QEMU_OPTION_rtc: |
| opts = qemu_opts_parse(qemu_find_opts("rtc"), optarg, 0); |
| if (!opts) { |
| exit(1); |
| } |
| configure_rtc(opts); |
| break; |
| case QEMU_OPTION_tb_size: |
| tcg_tb_size = strtol(optarg, NULL, 0); |
| if (tcg_tb_size < 0) { |
| tcg_tb_size = 0; |
| } |
| break; |
| case QEMU_OPTION_icount: |
| icount_opts = qemu_opts_parse(qemu_find_opts("icount"), |
| optarg, 1); |
| if (!icount_opts) { |
| exit(1); |
| } |
| break; |
| case QEMU_OPTION_incoming: |
| incoming = optarg; |
| runstate_set(RUN_STATE_INMIGRATE); |
| break; |
| case QEMU_OPTION_nodefaults: |
| has_defaults = 0; |
| break; |
| case QEMU_OPTION_xen_domid: |
| if (!(xen_available())) { |
| printf("Option %s not supported for this target\n", popt->name); |
| exit(1); |
| } |
| xen_domid = atoi(optarg); |
| break; |
| case QEMU_OPTION_xen_create: |
| if (!(xen_available())) { |
| printf("Option %s not supported for this target\n", popt->name); |
| exit(1); |
| } |
| xen_mode = XEN_CREATE; |
| break; |
| case QEMU_OPTION_xen_attach: |
| if (!(xen_available())) { |
| printf("Option %s not supported for this target\n", popt->name); |
| exit(1); |
| } |
| xen_mode = XEN_ATTACH; |
| break; |
| case QEMU_OPTION_trace: |
| { |
| opts = qemu_opts_parse(qemu_find_opts("trace"), optarg, 0); |
| if (!opts) { |
| exit(1); |
| } |
| trace_events = qemu_opt_get(opts, "events"); |
| trace_file = qemu_opt_get(opts, "file"); |
| break; |
| } |
| case QEMU_OPTION_readconfig: |
| { |
| int ret = qemu_read_config_file(optarg); |
| if (ret < 0) { |
| fprintf(stderr, "read config %s: %s\n", optarg, |
| strerror(-ret)); |
| exit(1); |
| } |
| break; |
| } |
| case QEMU_OPTION_spice: |
| olist = qemu_find_opts("spice"); |
| if (!olist) { |
| fprintf(stderr, "spice is not supported by this qemu build.\n"); |
| exit(1); |
| } |
| opts = qemu_opts_parse(olist, optarg, 0); |
| 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) { |
| fprintf(stderr, "open %s: %s\n", 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: |
| opts = qemu_opts_parse(qemu_find_opts("sandbox"), optarg, 1); |
| if (!opts) { |
| exit(1); |
| } |
| break; |
| case QEMU_OPTION_add_fd: |
| #ifndef _WIN32 |
| opts = qemu_opts_parse(qemu_find_opts("add-fd"), optarg, 0); |
| 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(qemu_find_opts("object"), optarg, 1); |
| if (!opts) { |
| exit(1); |
| } |
| break; |
| case QEMU_OPTION_realtime: |
| opts = qemu_opts_parse(qemu_find_opts("realtime"), optarg, 0); |
| if (!opts) { |
| exit(1); |
| } |
| enable_mlock = qemu_opt_get_bool(opts, "mlock", true); |
| break; |
| case QEMU_OPTION_msg: |
| opts = qemu_opts_parse(qemu_find_opts("msg"), optarg, 0); |
| if (!opts) { |
| exit(1); |
| } |
| configure_msg(opts); |
| break; |
| case QEMU_OPTION_dump_vmstate: |
| if (vmstate_dump_file) { |
| fprintf(stderr, "qemu: only one '-dump-vmstate' " |
| "option may be given\n"); |
| exit(1); |
| } |
| vmstate_dump_file = fopen(optarg, "w"); |
| if (vmstate_dump_file == NULL) { |
| fprintf(stderr, "open %s: %s\n", optarg, strerror(errno)); |
| exit(1); |
| } |
| break; |
| default: |
| os_parse_cmd_args(popt->index, optarg); |
| } |
| } |
| } |
| loc_set_none(); |
| |
| os_daemonize(); |
| |
| if (qemu_init_main_loop(&main_loop_err)) { |
| error_report("%s", error_get_pretty(main_loop_err)); |
| exit(1); |
| } |
| |
| if (qemu_opts_foreach(qemu_find_opts("sandbox"), parse_sandbox, NULL, 0)) { |
| exit(1); |
| } |
| |
| if (qemu_opts_foreach(qemu_find_opts("name"), parse_name, NULL, 1)) { |
| exit(1); |
| } |
| |
| #ifndef _WIN32 |
| if (qemu_opts_foreach(qemu_find_opts("add-fd"), parse_add_fd, NULL, 1)) { |
| exit(1); |
| } |
| |
| if (qemu_opts_foreach(qemu_find_opts("add-fd"), cleanup_add_fd, NULL, 1)) { |
| exit(1); |
| } |
| #endif |
| |
| if (machine_class == NULL) { |
| fprintf(stderr, "No machine specified, and there is no default.\n" |
| "Use -machine help to list supported machines!\n"); |
| exit(1); |
| } |
| |
| current_machine = MACHINE(object_new(object_class_get_name( |
| OBJECT_CLASS(machine_class)))); |
| object_property_add_child(object_get_root(), "machine", |
| OBJECT(current_machine), &error_abort); |
| cpu_exec_init_all(); |
| |
| if (machine_class->hw_version) { |
| qemu_set_version(machine_class->hw_version); |
| } |
| |
| /* Init CPU def lists, based on config |
| * - Must be called after all the qemu_read_config_file() calls |
| * - Must be called before list_cpus() |
| * - Must be called before machine->init() |
| */ |
| cpudef_init(); |
| |
| if (cpu_model && is_help_option(cpu_model)) { |
| list_cpus(stdout, &fprintf, cpu_model); |
| exit(0); |
| } |
| |
| /* Open the logfile at this point, if necessary. We can't open the logfile |
| * when encountering either of the logging options (-d or -D) because the |
| * other one may be encountered later on the command line, changing the |
| * location or level of logging. |
| */ |
| if (log_mask) { |
| int mask; |
| if (log_file) { |
| qemu_set_log_filename(log_file); |
| } |
| |
| mask = qemu_str_to_log_mask(log_mask); |
| if (!mask) { |
| qemu_print_log_usage(stdout); |
| exit(1); |
| } |
| qemu_set_log(mask); |
| } |
| |
| if (!is_daemonized()) { |
| if (!trace_init_backends(trace_events, trace_file)) { |
| exit(1); |
| } |
| } |
| |
| /* If no data_dir is specified then try to find it relative to the |
| executable path. */ |
| if (data_dir_idx < ARRAY_SIZE(data_dir)) { |
| data_dir[data_dir_idx] = os_find_datadir(); |
| if (data_dir[data_dir_idx] != NULL) { |
| data_dir_idx++; |
| } |
| } |
| /* If all else fails use the install path specified when building. */ |
| if (data_dir_idx < ARRAY_SIZE(data_dir)) { |
| data_dir[data_dir_idx++] = CONFIG_QEMU_DATADIR; |
| } |
| |
| smp_parse(qemu_opts_find(qemu_find_opts("smp-opts"), NULL)); |
| |
| machine_class->max_cpus = machine_class->max_cpus ?: 1; /* Default to UP */ |
| if (smp_cpus > machine_class->max_cpus) { |
| fprintf(stderr, "Number of SMP cpus requested (%d), exceeds max cpus " |
| "supported by machine `%s' (%d)\n", smp_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, 0); |
| qemu_opts_foreach(qemu_find_opts("global"), default_driver_check, NULL, 0); |
| |
| 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->use_virtcon) { |
| default_virtcon = 0; |
| } |
| if (!has_defaults || !machine_class->use_sclp) { |
| default_sclp = 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()) { |
| /* 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 (display_type == DT_NOGRAPHIC |
| && (default_parallel || default_serial |
| || default_monitor || default_virtcon)) { |
| fprintf(stderr, "-nographic can not be used with -daemonize\n"); |
| exit(1); |
| } |
| #ifdef CONFIG_CURSES |
| if (display_type == DT_CURSES) { |
| fprintf(stderr, "curses display can not be used with -daemonize\n"); |
| exit(1); |
| } |
| #endif |
| } |
| |
| if (display_type == DT_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_virtcon && default_monitor) { |
| add_device_config(DEV_VIRTCON, "mon:stdio"); |
| } else if (default_sclp && default_monitor) { |
| add_device_config(DEV_SCLP, "mon:stdio"); |
| } else { |
| if (default_serial) |
| add_device_config(DEV_SERIAL, "stdio"); |
| if (default_virtcon) |
| add_device_config(DEV_VIRTCON, "stdio"); |
| if (default_sclp) { |
| add_device_config(DEV_SCLP, "stdio"); |
| } |
| if (default_monitor) |
| monitor_parse("stdio", "readline"); |
| } |
| } 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"); |
| if (default_virtcon) |
| add_device_config(DEV_VIRTCON, "vc:80Cx24C"); |
| if (default_sclp) { |
| add_device_config(DEV_SCLP, "vc:80Cx24C"); |
| } |
| } |
| |
| if (display_type == DT_DEFAULT && !display_remote) { |
| #if defined(CONFIG_GTK) |
| display_type = DT_GTK; |
| #elif defined(CONFIG_SDL) || defined(CONFIG_COCOA) |
| display_type = DT_SDL; |
| #elif defined(CONFIG_VNC) |
| vnc_display = "localhost:0,to=99"; |
| show_vnc_port = 1; |
| #else |
| display_type = DT_NONE; |
| #endif |
| } |
| |
| if ((no_frame || alt_grab || ctrl_grab) && display_type != DT_SDL) { |
| fprintf(stderr, "-no-frame, -alt-grab and -ctrl-grab are only valid " |
| "for SDL, ignoring option\n"); |
| } |
| if (no_quit && (display_type != DT_GTK && display_type != DT_SDL)) { |
| fprintf(stderr, "-no-quit is only valid for GTK and SDL, " |
| "ignoring option\n"); |
| } |
| |
| #if defined(CONFIG_GTK) |
| if (display_type == DT_GTK) { |
| early_gtk_display_init(); |
| } |
| #endif |
| |
| socket_init(); |
| |
| if (qemu_opts_foreach(qemu_find_opts("chardev"), chardev_init_func, NULL, 1) != 0) |
| exit(1); |
| #ifdef CONFIG_VIRTFS |
| if (qemu_opts_foreach(qemu_find_opts("fsdev"), fsdev_init_func, NULL, 1) != 0) { |
| exit(1); |
| } |
| #endif |
| |
| if (pid_file && qemu_create_pidfile(pid_file) != 0) { |
| fprintf(stderr, "Could not acquire pid file: %s\n", strerror(errno)); |
| exit(1); |
| } |
| |
| /* store value for the future use */ |
| qemu_opt_set_number(qemu_find_opts_singleton("memory"), "size", ram_size); |
| |
| if (qemu_opts_foreach(qemu_find_opts("device"), device_help_func, NULL, 0) |
| != 0) { |
| exit(0); |
| } |
| |
| if (qemu_opts_foreach(qemu_find_opts("object"), |
| object_create, NULL, 0) != 0) { |
| exit(1); |
| } |
| |
| machine_opts = qemu_get_machine_opts(); |
| if (qemu_opt_foreach(machine_opts, machine_set_property, current_machine, |
| 1) < 0) { |
| object_unref(OBJECT(current_machine)); |
| exit(1); |
| } |
| |
| configure_accelerator(current_machine); |
| |
| if (qtest_chrdev) { |
| Error *local_err = NULL; |
| qtest_init(qtest_chrdev, qtest_log, &local_err); |
| if (local_err) { |
| error_report("%s", error_get_pretty(local_err)); |
| error_free(local_err); |
| exit(1); |
| } |
| } |
| |
| 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"); |
| |
| boot_order = machine_class->default_boot_order; |
| opts = qemu_opts_find(qemu_find_opts("boot-opts"), NULL); |
| if (opts) { |
| char *normal_boot_order; |
| const char *order, *once; |
| |
| order = qemu_opt_get(opts, "order"); |
| if (order) { |
| validate_bootdevices(order); |
| boot_order = order; |
| } |
| |
| once = qemu_opt_get(opts, "once"); |
| if (once) { |
| validate_bootdevices(once); |
| normal_boot_order = g_strdup(boot_order); |
| boot_order = once; |
| qemu_register_reset(restore_boot_order, normal_boot_order); |
| } |
| |
| boot_menu = qemu_opt_get_bool(opts, "menu", boot_menu); |
| boot_strict = qemu_opt_get_bool(opts, "strict", false); |
| } |
| |
| if (!kernel_cmdline) { |
| kernel_cmdline = ""; |
| current_machine->kernel_cmdline = (char *)kernel_cmdline; |
| } |
| |
| linux_boot = (kernel_filename != NULL); |
| |
| if (!linux_boot && *kernel_cmdline != '\0') { |
| fprintf(stderr, "-append only allowed with -kernel option\n"); |
| exit(1); |
| } |
| |
| if (!linux_boot && initrd_filename != NULL) { |
| fprintf(stderr, "-initrd only allowed with -kernel option\n"); |
| exit(1); |
| } |
| |
| if (!linux_boot && qemu_opt_get(machine_opts, "dtb")) { |
| fprintf(stderr, "-dtb only allowed with -kernel option\n"); |
| exit(1); |
| } |
| |
| os_set_line_buffering(); |
| |
| qemu_init_cpu_loop(); |
| qemu_mutex_lock_iothread(); |
| |
| #ifdef CONFIG_SPICE |
| /* spice needs the timers to be initialized by this point */ |
| qemu_spice_init(); |
| #endif |
| |
| cpu_ticks_init(); |
| if (icount_opts) { |
| if (kvm_enabled() || xen_enabled()) { |
| fprintf(stderr, "-icount is not allowed with kvm or xen\n"); |
| exit(1); |
| } |
| configure_icount(icount_opts, &error_abort); |
| qemu_opts_del(icount_opts); |
| } |
| |
| /* clean up network at qemu process termination */ |
| atexit(&net_cleanup); |
| |
| if (net_init_clients() < 0) { |
| exit(1); |
| } |
| |
| #ifdef CONFIG_TPM |
| if (tpm_init() < 0) { |
| exit(1); |
| } |
| #endif |
| |
| /* 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) { |
| fprintf(stderr, "qemu: at most 2047 MB RAM can be simulated\n"); |
| exit(1); |
| } |
| } |
| |
| blk_mig_init(); |
| ram_mig_init(); |
| |
| /* 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 */ |
| if (snapshot) |
| qemu_opts_foreach(qemu_find_opts("drive"), drive_enable_snapshot, NULL, 0); |
| if (qemu_opts_foreach(qemu_find_opts("drive"), drive_init_func, |
| &machine_class->block_default_type, 1) != 0) { |
| exit(1); |
| } |
| |
| 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); |
| |
| if (qemu_opts_foreach(qemu_find_opts("numa"), numa_init_func, |
| NULL, 1) != 0) { |
| exit(1); |
| } |
| |
| set_numa_nodes(); |
| |
| if (qemu_opts_foreach(qemu_find_opts("mon"), mon_init_func, NULL, 1) != 0) { |
| exit(1); |
| } |
| |
| 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_VIRTCON, virtcon_parse) < 0) |
| exit(1); |
| if (foreach_device_config(DEV_SCLP, sclp_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) { |
| if (machine_class->default_display) { |
| vga_model = machine_class->default_display; |
| } else if (cirrus_vga_available()) { |
| vga_model = "cirrus"; |
| } else if (vga_available()) { |
| vga_model = "std"; |
| } |
| } |
| if (vga_model) { |
| select_vgahw(vga_model); |
| } |
| |
| if (watchdog) { |
| i = select_watchdog(watchdog); |
| if (i > 0) |
| exit (i == 1 ? 1 : 0); |
| } |
| |
| if (machine_class->compat_props) { |
| qdev_prop_register_global_list(machine_class->compat_props); |
| } |
| qemu_add_globals(); |
| |
| qdev_machine_init(); |
| |
| current_machine->ram_size = ram_size; |
| current_machine->maxram_size = maxram_size; |
| current_machine->ram_slots = ram_slots; |
| current_machine->boot_order = boot_order; |
| current_machine->cpu_model = cpu_model; |
| |
| machine_class->init(current_machine); |
| |
| realtime_init(); |
| |
| audio_init(); |
| |
| cpu_synchronize_all_post_init(); |
| |
| set_numa_modes(); |
| |
| /* init USB devices */ |
| if (usb_enabled(false)) { |
| if (foreach_device_config(DEV_USB, usb_parse) < 0) |
| exit(1); |
| } |
| |
| /* init generic devices */ |
| if (qemu_opts_foreach(qemu_find_opts("device"), device_init_func, NULL, 1) != 0) |
| exit(1); |
| |
| /* Did we create any drives that we failed to create a device for? */ |
| drive_check_orphaned(); |
| |
| net_check_clients(); |
| |
| ds = init_displaystate(); |
| |
| /* init local displays */ |
| switch (display_type) { |
| case DT_NOGRAPHIC: |
| (void)ds; /* avoid warning if no display is configured */ |
| break; |
| #if defined(CONFIG_CURSES) |
| case DT_CURSES: |
| curses_display_init(ds, full_screen); |
| break; |
| #endif |
| #if defined(CONFIG_SDL) |
| case DT_SDL: |
| sdl_display_init(ds, full_screen, no_frame); |
| break; |
| #elif defined(CONFIG_COCOA) |
| case DT_SDL: |
| cocoa_display_init(ds, full_screen); |
| break; |
| #endif |
| #if defined(CONFIG_GTK) |
| case DT_GTK: |
| gtk_display_init(ds, full_screen, grab_on_hover); |
| break; |
| #endif |
| default: |
| break; |
| } |
| |
| /* must be after terminal init, SDL library changes signal handlers */ |
| os_setup_signal_handling(); |
| |
| #ifdef CONFIG_VNC |
| /* init remote displays */ |
| if (vnc_display) { |
| Error *local_err = NULL; |
| vnc_display_init(ds); |
| vnc_display_open(ds, vnc_display, &local_err); |
| if (local_err != NULL) { |
| error_report("Failed to start VNC server on `%s': %s", |
| vnc_display, error_get_pretty(local_err)); |
| error_free(local_err); |
| exit(1); |
| } |
| |
| if (show_vnc_port) { |
| printf("VNC server running on `%s'\n", vnc_display_local_addr(ds)); |
| } |
| } |
| #endif |
| #ifdef CONFIG_SPICE |
| if (using_spice) { |
| qemu_spice_display_init(); |
| } |
| #endif |
| |
| if (foreach_device_config(DEV_GDB, gdbserver_start) < 0) { |
| exit(1); |
| } |
| |
| qdev_machine_creation_done(); |
| |
| if (rom_load_all() != 0) { |
| fprintf(stderr, "rom loading failed\n"); |
| exit(1); |
| } |
| |
| /* 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(); |
| |
| /* Done notifiers can load ROMs */ |
| rom_load_done(); |
| |
| qemu_system_reset(VMRESET_SILENT); |
| if (loadvm) { |
| if (load_vmstate(loadvm) < 0) { |
| autostart = 0; |
| } |
| } |
| |
| 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_report("-incoming %s: %s", incoming, |
| error_get_pretty(local_err)); |
| error_free(local_err); |
| exit(1); |
| } |
| } else if (autostart) { |
| vm_start(); |
| } |
| |
| os_setup_post(); |
| |
| if (is_daemonized()) { |
| if (!trace_init_backends(trace_events, trace_file)) { |
| exit(1); |
| } |
| } |
| |
| main_loop(); |
| bdrv_close_all(); |
| pause_all_vcpus(); |
| res_free(); |
| #ifdef CONFIG_TPM |
| tpm_cleanup(); |
| #endif |
| |
| return 0; |
| } |