diff options
Diffstat (limited to 'vl.c')
-rw-r--r-- | vl.c | 384 |
1 files changed, 314 insertions, 70 deletions
@@ -168,6 +168,7 @@ int main(int argc, char **argv) #include "osdep.h" #include "ui/qemu-spice.h" +#include "qapi/string-input-visitor.h" //#define DEBUG_NET //#define DEBUG_SLIRP @@ -180,7 +181,7 @@ static const char *data_dir; const char *bios_name = NULL; enum vga_retrace_method vga_retrace_method = VGA_RETRACE_DUMB; DisplayType display_type = DT_DEFAULT; -int display_remote = 0; +static int display_remote; const char* keyboard_layout = NULL; ram_addr_t ram_size; const char *mem_path = NULL; @@ -203,7 +204,6 @@ CharDriverState *serial_hds[MAX_SERIAL_PORTS]; CharDriverState *parallel_hds[MAX_PARALLEL_PORTS]; CharDriverState *virtcon_hds[MAX_VIRTIO_CONSOLES]; int win2k_install_hack = 0; -int usb_enabled = 0; int singlestep = 0; int smp_cpus = 1; int max_cpus = 0; @@ -215,7 +215,7 @@ const char *vnc_display; int acpi_enabled = 1; int no_hpet = 0; int fd_bootchk = 1; -int no_reboot = 0; +static int no_reboot; int no_shutdown = 0; int cursor_hide = 1; int graphic_rotate = 0; @@ -243,7 +243,8 @@ struct FWBootEntry { char *suffix; }; -QTAILQ_HEAD(, FWBootEntry) fw_boot_order = QTAILQ_HEAD_INITIALIZER(fw_boot_order); +static QTAILQ_HEAD(, FWBootEntry) fw_boot_order = + QTAILQ_HEAD_INITIALIZER(fw_boot_order); int nb_numa_nodes; uint64_t node_mem[MAX_NODES]; @@ -341,7 +342,7 @@ static const RunStateTransition runstate_transitions_def[] = { { RUN_STATE_DEBUG, RUN_STATE_RUNNING }, { RUN_STATE_INMIGRATE, RUN_STATE_RUNNING }, - { RUN_STATE_INMIGRATE, RUN_STATE_PRELAUNCH }, + { RUN_STATE_INMIGRATE, RUN_STATE_PAUSED }, { RUN_STATE_INTERNAL_ERROR, RUN_STATE_PAUSED }, { RUN_STATE_INTERNAL_ERROR, RUN_STATE_FINISH_MIGRATE }, @@ -397,7 +398,7 @@ bool runstate_check(RunState state) return current_run_state == state; } -void runstate_init(void) +static void runstate_init(void) { const RunStateTransition *p; @@ -790,6 +791,89 @@ static int parse_sandbox(QemuOpts *opts, void *opaque) return 0; } +/*********QEMU USB setting******/ +bool usb_enabled(bool default_usb) +{ + QemuOpts *mach_opts; + mach_opts = qemu_opts_find(qemu_find_opts("machine"), 0); + if (mach_opts) { + return qemu_opt_get_bool(mach_opts, "usb", default_usb); + } + return 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 */ @@ -1023,7 +1107,6 @@ static void numa_add(const char *optarg) } nb_numa_nodes++; } - return; } static void smp_parse(const char *optarg) @@ -1078,8 +1161,9 @@ static int usb_device_add(const char *devname) const char *p; USBDevice *dev = NULL; - if (!usb_enabled) + if (!usb_enabled(false)) { return -1; + } /* drivers with .usbdevice_name entry in USBDeviceInfo */ dev = usbdevice_create(devname); @@ -1115,8 +1199,9 @@ static int usb_device_del(const char *devname) if (strstart(devname, "host:", &p)) return usb_host_device_close(p); - if (!usb_enabled) + if (!usb_enabled(false)) { return -1; + } p = strchr(devname, '.'); if (!p) @@ -1276,19 +1361,51 @@ static void gui_update(void *opaque) { uint64_t interval = GUI_REFRESH_INTERVAL; DisplayState *ds = opaque; - DisplayChangeListener *dcl = ds->listeners; + DisplayChangeListener *dcl; dpy_refresh(ds); - while (dcl != NULL) { + QLIST_FOREACH(dcl, &ds->listeners, next) { if (dcl->gui_timer_interval && dcl->gui_timer_interval < interval) interval = dcl->gui_timer_interval; - dcl = dcl->next; } qemu_mod_timer(ds->gui_timer, interval + qemu_get_clock_ms(rt_clock)); } +void gui_setup_refresh(DisplayState *ds) +{ + DisplayChangeListener *dcl; + bool need_timer = false; + bool have_gfx = false; + bool have_text = false; + + QLIST_FOREACH(dcl, &ds->listeners, next) { + if (dcl->dpy_refresh != NULL) { + need_timer = true; + } + if (dcl->dpy_gfx_update != NULL) { + have_gfx = true; + } + if (dcl->dpy_text_update != NULL) { + have_text = true; + } + } + + if (need_timer && ds->gui_timer == NULL) { + ds->gui_timer = qemu_new_timer_ms(rt_clock, gui_update, ds); + qemu_mod_timer(ds->gui_timer, qemu_get_clock_ms(rt_clock)); + } + if (!need_timer && ds->gui_timer != NULL) { + qemu_del_timer(ds->gui_timer); + qemu_free_timer(ds->gui_timer); + ds->gui_timer = NULL; + } + + ds->have_gfx = have_gfx; + ds->have_text = have_text; +} + struct vm_change_state_entry { VMChangeStateHandler *cb; void *opaque; @@ -1355,6 +1472,8 @@ static int powerdown_requested; static int debug_requested; static int suspend_requested; static int wakeup_requested; +static NotifierList powerdown_notifiers = + NOTIFIER_LIST_INITIALIZER(powerdown_notifiers); static NotifierList suspend_notifiers = NOTIFIER_LIST_INITIALIZER(suspend_notifiers); static NotifierList wakeup_notifiers = @@ -1372,14 +1491,14 @@ int qemu_reset_requested_get(void) return reset_requested; } -int qemu_shutdown_requested(void) +static int qemu_shutdown_requested(void) { int r = shutdown_requested; shutdown_requested = 0; return r; } -void qemu_kill_report(void) +static void qemu_kill_report(void) { if (!qtest_enabled() && shutdown_signal != -1) { fprintf(stderr, "qemu: terminating on signal %d", shutdown_signal); @@ -1395,7 +1514,7 @@ void qemu_kill_report(void) } } -int qemu_reset_requested(void) +static int qemu_reset_requested(void) { int r = reset_requested; reset_requested = 0; @@ -1416,7 +1535,7 @@ static int qemu_wakeup_requested(void) return r; } -int qemu_powerdown_requested(void) +static int qemu_powerdown_requested(void) { int r = powerdown_requested; powerdown_requested = 0; @@ -1563,12 +1682,23 @@ void qemu_system_shutdown_request(void) qemu_notify_event(); } +static void qemu_system_powerdown(void) +{ + monitor_protocol_event(QEVENT_POWERDOWN, NULL); + notifier_list_notify(&powerdown_notifiers, NULL); +} + void qemu_system_powerdown_request(void) { 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; @@ -1581,8 +1711,6 @@ void qemu_system_vmstop_request(RunState state) qemu_notify_event(); } -qemu_irq qemu_system_powerdown; - static bool main_loop_should_exit(void) { RunState r; @@ -1619,8 +1747,7 @@ static bool main_loop_should_exit(void) monitor_protocol_event(QEVENT_WAKEUP, NULL); } if (qemu_powerdown_requested()) { - monitor_protocol_event(QEVENT_POWERDOWN, NULL); - qemu_irq_raise(qemu_system_powerdown); + qemu_system_powerdown(); } if (qemu_vmstop_requested(&r)) { vm_stop(r); @@ -1690,17 +1817,23 @@ static const QEMUOption qemu_options[] = { static bool vga_available(void) { - return qdev_exists("VGA") || qdev_exists("isa-vga"); + return object_class_by_name("VGA") || object_class_by_name("isa-vga"); } static bool cirrus_vga_available(void) { - return qdev_exists("cirrus-vga") || qdev_exists("isa-cirrus-vga"); + return object_class_by_name("cirrus-vga") + || object_class_by_name("isa-cirrus-vga"); } static bool vmware_vga_available(void) { - return qdev_exists("vmware-svga"); + return object_class_by_name("vmware-svga"); +} + +static bool qxl_vga_available(void) +{ + return object_class_by_name("qxl-vga"); } static void select_vgahw (const char *p) @@ -1732,7 +1865,12 @@ static void select_vgahw (const char *p) } else if (strstart(p, "xenfb", &opts)) { vga_interface_type = VGA_XENFB; } else if (strstart(p, "qxl", &opts)) { - vga_interface_type = VGA_QXL; + if (qxl_vga_available()) { + vga_interface_type = VGA_QXL; + } else { + fprintf(stderr, "Error: QXL VGA not available\n"); + exit(0); + } } else if (!strstart(p, "none", &opts)) { invalid_vga: fprintf(stderr, "Unknown vga type: %s\n", p); @@ -2023,7 +2161,9 @@ struct device_config { Location loc; QTAILQ_ENTRY(device_config) next; }; -QTAILQ_HEAD(, device_config) device_configs = QTAILQ_HEAD_INITIALIZER(device_configs); + +static QTAILQ_HEAD(, device_config) device_configs = + QTAILQ_HEAD_INITIALIZER(device_configs); static void add_device_config(int type, const char *cmdline) { @@ -2337,9 +2477,51 @@ static void free_and_trace(gpointer mem) free(mem); } -int qemu_init_main_loop(void) +static int object_set_property(const char *name, const char *value, void *opaque) +{ + Object *obj = OBJECT(opaque); + StringInputVisitor *siv; + Error *local_err = NULL; + + if (strcmp(name, "qom-type") == 0 || strcmp(name, "id") == 0) { + return 0; + } + + siv = string_input_visitor_new(value); + object_property_set(obj, string_input_get_visitor(siv), name, &local_err); + string_input_visitor_cleanup(siv); + + if (local_err) { + qerror_report_err(local_err); + error_free(local_err); + return -1; + } + + return 0; +} + +static int object_create(QemuOpts *opts, void *opaque) { - return main_loop_init(); + const char *type = qemu_opt_get(opts, "qom-type"); + const char *id = qemu_opts_id(opts); + Object *obj; + + g_assert(type != NULL); + + if (id == NULL) { + qerror_report(QERR_MISSING_PARAMETER, "id"); + return -1; + } + + obj = object_new(type); + if (qemu_opt_foreach(opts, object_set_property, obj, 1) < 0) { + return -1; + } + + object_property_add_child(container_get(object_get_root(), "/objects"), + id, obj, NULL); + + return 0; } int main(int argc, char **argv, char **envp) @@ -2351,7 +2533,6 @@ int main(int argc, char **argv, char **envp) const char *kernel_filename, *kernel_cmdline; char boot_devices[33] = "cad"; /* default to HD->floppy->CD-ROM */ DisplayState *ds; - DisplayChangeListener *dcl; int cyls, heads, secs, translation; QemuOpts *hda_opts = NULL, *opts, *machine_opts; QemuOptsList *olist; @@ -2470,6 +2651,11 @@ int main(int argc, char **argv, char **envp) case QEMU_OPTION_M: machine = 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; @@ -2622,7 +2808,8 @@ int main(int argc, char **argv, char **envp) { static const char * const params[] = { "order", "once", "menu", - "splash", "splash-time", NULL + "splash", "splash-time", + "reboot-timeout", NULL }; char buf[sizeof(boot_devices)]; char *standard_boot_devices; @@ -3061,11 +3248,37 @@ int main(int argc, char **argv, char **envp) machine = 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: - usb_enabled = 1; + olist = qemu_find_opts("machine"); + qemu_opts_parse(olist, "usb=on", 0); break; case QEMU_OPTION_usbdevice: - usb_enabled = 1; + olist = qemu_find_opts("machine"); + qemu_opts_parse(olist, "usb=on", 0); add_device_config(DEV_USB, optarg); break; case QEMU_OPTION_device: @@ -3144,6 +3357,10 @@ int main(int argc, char **argv, char **envp) 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: qemu_name = g_strdup(optarg); { @@ -3288,6 +3505,21 @@ int main(int argc, char **argv, char **envp) exit(0); } break; + case QEMU_OPTION_add_fd: +#ifndef _WIN32 + opts = qemu_opts_parse(qemu_find_opts("add-fd"), optarg, 0); + if (!opts) { + exit(0); + } +#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); + break; default: os_parse_cmd_args(popt->index, optarg); } @@ -3295,10 +3527,25 @@ int main(int argc, char **argv, char **envp) } loc_set_none(); + if (qemu_init_main_loop()) { + fprintf(stderr, "qemu_init_main_loop failed\n"); + exit(1); + } + if (qemu_opts_foreach(qemu_find_opts("sandbox"), parse_sandbox, NULL, 0)) { 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 == NULL) { fprintf(stderr, "No machine found.\n"); exit(1); @@ -3308,6 +3555,11 @@ int main(int argc, char **argv, char **envp) qemu_set_version(machine->hw_version); } + if (qemu_opts_foreach(qemu_find_opts("object"), + object_create, NULL, 0) != 0) { + exit(1); + } + /* Init CPU def lists, based on config * - Must be called after all the qemu_read_config_file() calls * - Must be called before list_cpus() @@ -3447,12 +3699,6 @@ int main(int argc, char **argv, char **envp) configure_accelerator(); - qemu_init_cpu_loop(); - if (qemu_init_main_loop()) { - fprintf(stderr, "qemu_init_main_loop failed\n"); - exit(1); - } - machine_opts = qemu_opts_find(qemu_find_opts("machine"), 0); if (machine_opts) { kernel_filename = qemu_opt_get(machine_opts, "kernel"); @@ -3485,10 +3731,8 @@ int main(int argc, char **argv, char **envp) os_set_line_buffering(); - if (init_timer_alarm() < 0) { - fprintf(stderr, "could not initialize alarm timer\n"); - exit(1); - } + qemu_init_cpu_loop(); + qemu_mutex_lock_iothread(); #ifdef CONFIG_SPICE /* spice needs the timers to be initialized by this point */ @@ -3595,8 +3839,12 @@ int main(int argc, char **argv, char **envp) exit(1); /* If no default VGA is requested, the default is "none". */ - if (default_vga && cirrus_vga_available()) { - vga_model = "cirrus"; + if (default_vga) { + if (cirrus_vga_available()) { + vga_model = "cirrus"; + } else if (vga_available()) { + vga_model = "std"; + } } select_vgahw(vga_model); @@ -3613,8 +3861,13 @@ int main(int argc, char **argv, char **envp) qdev_machine_init(); - machine->init(ram_size, boot_devices, - kernel_filename, kernel_cmdline, initrd_filename, cpu_model); + QEMUMachineInitArgs args = { .ram_size = ram_size, + .boot_device = boot_devices, + .kernel_filename = kernel_filename, + .kernel_cmdline = kernel_cmdline, + .initrd_filename = initrd_filename, + .cpu_model = cpu_model }; + machine->init(&args); cpu_synchronize_all_post_init(); @@ -3623,7 +3876,7 @@ int main(int argc, char **argv, char **envp) current_machine = machine; /* init USB devices */ - if (usb_enabled) { + if (usb_enabled(false)) { if (foreach_device_config(DEV_USB, usb_parse) < 0) exit(1); } @@ -3657,7 +3910,9 @@ int main(int argc, char **argv, char **envp) break; #if defined(CONFIG_CURSES) case DT_CURSES: - curses_display_init(ds, full_screen); + if (!is_daemonized()) { + curses_display_init(ds, full_screen); + } break; #endif #if defined(CONFIG_SDL) @@ -3679,10 +3934,13 @@ int main(int argc, char **argv, char **envp) #ifdef CONFIG_VNC /* init remote displays */ if (vnc_display) { + Error *local_err = NULL; vnc_display_init(ds); - if (vnc_display_open(ds, vnc_display) < 0) { - fprintf(stderr, "Failed to start VNC server on `%s'\n", - vnc_display); + vnc_display_open(ds, vnc_display, &local_err); + if (local_err != NULL) { + fprintf(stderr, "Failed to start VNC server on `%s': %s\n", + vnc_display, error_get_pretty(local_err)); + error_free(local_err); exit(1); } @@ -3698,16 +3956,6 @@ int main(int argc, char **argv, char **envp) #endif /* display setup */ - dpy_resize(ds); - dcl = ds->listeners; - while (dcl != NULL) { - if (dcl->dpy_refresh != NULL) { - ds->gui_timer = qemu_new_timer_ms(rt_clock, gui_update, ds); - qemu_mod_timer(ds->gui_timer, qemu_get_clock_ms(rt_clock)); - break; - } - dcl = dcl->next; - } text_consoles_set_display(ds); if (foreach_device_config(DEV_GDB, gdbserver_start) < 0) { @@ -3734,16 +3982,12 @@ int main(int argc, char **argv, char **envp) } if (incoming) { - Error *errp = NULL; - int ret = qemu_start_incoming_migration(incoming, &errp); - if (ret < 0) { - if (error_is_set(&errp)) { - fprintf(stderr, "Migrate: %s\n", error_get_pretty(errp)); - error_free(errp); - } - fprintf(stderr, "Migration failed. Exit code %s(%d), exiting.\n", - incoming, ret); - exit(ret); + Error *local_err = NULL; + qemu_start_incoming_migration(incoming, &local_err); + if (local_err) { + fprintf(stderr, "-incoming %s: %s\n", incoming, error_get_pretty(local_err)); + error_free(local_err); + exit(1); } } else if (autostart) { vm_start(); |