| /* |
| * 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 <zlib.h> |
| |
| /* Needed early for CONFIG_BSD etc. */ |
| #include "config-host.h" |
| |
| #ifndef _WIN32 |
| #include <libgen.h> |
| #include <sys/times.h> |
| #include <sys/wait.h> |
| #include <termios.h> |
| #include <sys/mman.h> |
| #include <sys/ioctl.h> |
| #include <sys/resource.h> |
| #include <sys/socket.h> |
| #include <netinet/in.h> |
| #include <net/if.h> |
| #include <arpa/inet.h> |
| #include <dirent.h> |
| #include <netdb.h> |
| #include <sys/select.h> |
| |
| #ifdef CONFIG_BSD |
| #include <sys/stat.h> |
| #if defined(__FreeBSD__) || defined(__FreeBSD_kernel__) || defined(__DragonFly__) |
| #include <libutil.h> |
| #include <sys/sysctl.h> |
| #else |
| #include <util.h> |
| #endif |
| #else |
| #ifdef __linux__ |
| #include <pty.h> |
| #include <malloc.h> |
| |
| #include <linux/ppdev.h> |
| #include <linux/parport.h> |
| #endif |
| #ifdef __sun__ |
| #include <sys/stat.h> |
| #include <sys/ethernet.h> |
| #include <sys/sockio.h> |
| #include <netinet/arp.h> |
| #include <netinet/in_systm.h> |
| #include <netinet/ip.h> |
| #include <netinet/ip_icmp.h> // must come after ip.h |
| #include <netinet/udp.h> |
| #include <netinet/tcp.h> |
| #include <net/if.h> |
| #include <syslog.h> |
| #include <stropts.h> |
| #endif |
| #endif |
| #endif |
| |
| #if defined(__OpenBSD__) |
| #include <util.h> |
| #endif |
| |
| #if defined(CONFIG_VDE) |
| #include <libvdeplug.h> |
| #endif |
| |
| #ifdef _WIN32 |
| #include <windows.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 "hw/hw.h" |
| #include "hw/boards.h" |
| #include "hw/usb.h" |
| #include "hw/pcmcia.h" |
| #include "hw/pc.h" |
| #include "hw/isa.h" |
| #include "hw/baum.h" |
| #include "hw/bt.h" |
| #include "hw/watchdog.h" |
| #include "hw/smbios.h" |
| #include "hw/xen.h" |
| #include "hw/qdev.h" |
| #include "hw/loader.h" |
| #include "bt-host.h" |
| #include "net.h" |
| #include "net/slirp.h" |
| #include "monitor.h" |
| #include "console.h" |
| #include "sysemu.h" |
| #include "gdbstub.h" |
| #include "qemu-timer.h" |
| #include "qemu-char.h" |
| #include "cache-utils.h" |
| #include "block.h" |
| #include "blockdev.h" |
| #include "block-migration.h" |
| #include "dma.h" |
| #include "audio/audio.h" |
| #include "migration.h" |
| #include "kvm.h" |
| #include "qjson.h" |
| #include "qemu-option.h" |
| #include "qemu-config.h" |
| #include "qemu-options.h" |
| #include "qmp-commands.h" |
| #include "main-loop.h" |
| #ifdef CONFIG_VIRTFS |
| #include "fsdev/qemu-fsdev.h" |
| #endif |
| #include "qtest.h" |
| |
| #include "disas.h" |
| |
| #include "qemu_socket.h" |
| |
| #include "slirp/libslirp.h" |
| |
| #include "trace.h" |
| #include "trace/control.h" |
| #include "qemu-queue.h" |
| #include "cpus.h" |
| #include "arch_init.h" |
| |
| #include "ui/qemu-spice.h" |
| |
| //#define DEBUG_NET |
| //#define DEBUG_SLIRP |
| |
| #define DEFAULT_RAM_SIZE 128 |
| |
| #define MAX_VIRTIO_CONSOLES 1 |
| |
| 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; |
| const char* keyboard_layout = NULL; |
| ram_addr_t ram_size; |
| const char *mem_path = NULL; |
| #ifdef MAP_POPULATE |
| int mem_prealloc = 0; /* force preallocation of physical target memory */ |
| #endif |
| 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 */ |
| QEMUClock *rtc_clock; |
| int vga_interface_type = VGA_NONE; |
| static int full_screen = 0; |
| #ifdef CONFIG_SDL |
| static int no_frame = 0; |
| #endif |
| int no_quit = 0; |
| 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; |
| 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; |
| int no_reboot = 0; |
| 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; |
| uint8_t *boot_splash_filedata; |
| int boot_splash_filedata_size; |
| uint8_t qemu_extra_params_fw[2]; |
| |
| typedef struct FWBootEntry FWBootEntry; |
| |
| struct FWBootEntry { |
| QTAILQ_ENTRY(FWBootEntry) link; |
| int32_t bootindex; |
| DeviceState *dev; |
| char *suffix; |
| }; |
| |
| QTAILQ_HEAD(, FWBootEntry) fw_boot_order = QTAILQ_HEAD_INITIALIZER(fw_boot_order); |
| |
| int nb_numa_nodes; |
| uint64_t node_mem[MAX_NODES]; |
| uint64_t node_cpumask[MAX_NODES]; |
| |
| uint8_t qemu_uuid[16]; |
| |
| 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); |
| |
| static int tcg_allowed = 1; |
| int kvm_allowed = 0; |
| int xen_allowed = 0; |
| uint32_t xen_domid; |
| enum xen_mode xen_mode = XEN_EMULATE; |
| static int tcg_tb_size; |
| |
| static int default_serial = 1; |
| static int default_parallel = 1; |
| static int default_virtcon = 1; |
| static int default_monitor = 1; |
| static int default_floppy = 1; |
| static int default_cdrom = 1; |
| static int default_sdcard = 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 }, |
| }; |
| |
| 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; |
| |
| typedef struct { |
| RunState from; |
| RunState to; |
| } RunStateTransition; |
| |
| static const RunStateTransition runstate_transitions_def[] = { |
| /* from -> to */ |
| { RUN_STATE_DEBUG, RUN_STATE_RUNNING }, |
| |
| { RUN_STATE_INMIGRATE, RUN_STATE_RUNNING }, |
| { RUN_STATE_INMIGRATE, RUN_STATE_PRELAUNCH }, |
| |
| { 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_SAVE_VM, RUN_STATE_RUNNING }, |
| |
| { RUN_STATE_SHUTDOWN, RUN_STATE_PAUSED }, |
| { RUN_STATE_SHUTDOWN, RUN_STATE_FINISH_MIGRATE }, |
| |
| { RUN_STATE_WATCHDOG, RUN_STATE_RUNNING }, |
| { RUN_STATE_WATCHDOG, 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; |
| } |
| |
| 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; |
| } |
| } |
| |
| /* 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(); |
| } |
| |
| current_run_state = new_state; |
| } |
| |
| int runstate_is_running(void) |
| { |
| return runstate_check(RUN_STATE_RUNNING); |
| } |
| |
| 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; |
| } |
| |
| /***********************************************************/ |
| /* real time host monotonic timer */ |
| |
| /***********************************************************/ |
| /* host time/date access */ |
| void qemu_get_timedate(struct tm *tm, int offset) |
| { |
| time_t ti; |
| struct tm *ret; |
| |
| time(&ti); |
| ti += offset; |
| if (rtc_date_offset == -1) { |
| if (rtc_utc) |
| ret = gmtime(&ti); |
| else |
| ret = localtime(&ti); |
| } else { |
| ti -= rtc_date_offset; |
| ret = gmtime(&ti); |
| } |
| |
| memcpy(tm, ret, sizeof(struct 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); |
| } |
| |
| void rtc_change_mon_event(struct tm *tm) |
| { |
| QObject *data; |
| |
| data = qobject_from_jsonf("{ 'offset': %d }", qemu_timedate_diff(tm)); |
| monitor_protocol_event(QEVENT_RTC_CHANGE, data); |
| qobject_decref(data); |
| } |
| |
| 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 = host_clock; |
| } else if (!strcmp(value, "rt")) { |
| rtc_clock = rt_clock; |
| } else if (!strcmp(value, "vm")) { |
| rtc_clock = vm_clock; |
| } 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]; |
| |
| static struct bt_vlan_s { |
| struct bt_scatternet_s net; |
| int id; |
| struct bt_vlan_s *next; |
| } *first_bt_vlan; |
| |
| /* find or alloc a new bluetooth "VLAN" */ |
| static struct bt_scatternet_s *qemu_find_bt_vlan(int id) |
| { |
| struct bt_vlan_s **pvlan, *vlan; |
| for (vlan = first_bt_vlan; vlan != NULL; vlan = vlan->next) { |
| if (vlan->id == id) |
| return &vlan->net; |
| } |
| vlan = g_malloc0(sizeof(struct bt_vlan_s)); |
| vlan->id = id; |
| pvlan = &first_bt_vlan; |
| while (*pvlan != NULL) |
| pvlan = &(*pvlan)->next; |
| *pvlan = vlan; |
| return &vlan->net; |
| } |
| |
| static void null_hci_send(struct HCIInfo *hci, const uint8_t *data, int len) |
| { |
| } |
| |
| static int null_hci_addr_set(struct HCIInfo *hci, const uint8_t *bd_addr) |
| { |
| return -ENOTSUP; |
| } |
| |
| static struct HCIInfo null_hci = { |
| .cmd_send = null_hci_send, |
| .sco_send = null_hci_send, |
| .acl_send = null_hci_send, |
| .bdaddr_set = null_hci_addr_set, |
| }; |
| |
| struct HCIInfo *qemu_next_hci(void) |
| { |
| if (cur_hci == nb_hcis) |
| return &null_hci; |
| |
| return hci_table[cur_hci++]; |
| } |
| |
| static struct HCIInfo *hci_init(const char *str) |
| { |
| char *endp; |
| struct bt_scatternet_s *vlan = 0; |
| |
| if (!strcmp(str, "null")) |
| /* null */ |
| return &null_hci; |
| else if (!strncmp(str, "host", 4) && (str[4] == '\0' || str[4] == ':')) |
| /* host[:hciN] */ |
| return bt_host_hci(str[4] ? str + 5 : "hci0"); |
| else if (!strncmp(str, "hci", 3)) { |
| /* hci[,vlan=n] */ |
| if (str[3]) { |
| if (!strncmp(str + 3, ",vlan=", 6)) { |
| vlan = qemu_find_bt_vlan(strtol(str + 9, &endp, 0)); |
| if (*endp) |
| vlan = 0; |
| } |
| } else |
| vlan = qemu_find_bt_vlan(0); |
| if (vlan) |
| return bt_new_hci(vlan); |
| } |
| |
| fprintf(stderr, "qemu: Unknown bluetooth HCI `%s'.\n", str); |
| |
| return 0; |
| } |
| |
| 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; |
| } |
| |
| /***********************************************************/ |
| /* 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) |
| { |
| int *use_scsi = opaque; |
| |
| return drive_init(opts, *use_scsi) == NULL; |
| } |
| |
| static int drive_enable_snapshot(QemuOpts *opts, void *opaque) |
| { |
| if (NULL == qemu_opt_get(opts, "snapshot")) { |
| qemu_opt_set(opts, "snapshot", "on"); |
| } |
| return 0; |
| } |
| |
| static void default_drive(int enable, int snapshot, int use_scsi, |
| BlockInterfaceType type, int index, |
| const char *optstr) |
| { |
| QemuOpts *opts; |
| |
| if (type == IF_DEFAULT) { |
| type = use_scsi ? IF_SCSI : IF_IDE; |
| } |
| |
| if (!enable || drive_get_by_index(type, index)) { |
| return; |
| } |
| |
| opts = drive_add(type, index, NULL, optstr); |
| if (snapshot) { |
| drive_enable_snapshot(opts, NULL); |
| } |
| if (!drive_init(opts, use_scsi)) { |
| exit(1); |
| } |
| } |
| |
| void qemu_register_boot_set(QEMUBootSetHandler *func, void *opaque) |
| { |
| boot_set_handler = func; |
| boot_set_opaque = opaque; |
| } |
| |
| int qemu_boot_set(const char *boot_devices) |
| { |
| if (!boot_set_handler) { |
| return -EINVAL; |
| } |
| return boot_set_handler(boot_set_opaque, boot_devices); |
| } |
| |
| static void validate_bootdevices(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_devices(void *opaque) |
| { |
| char *standard_boot_devices = opaque; |
| static int first = 1; |
| |
| /* Restore boot order and remove ourselves after the first boot */ |
| if (first) { |
| first = 0; |
| return; |
| } |
| |
| qemu_boot_set(standard_boot_devices); |
| |
| qemu_unregister_reset(restore_boot_devices, standard_boot_devices); |
| g_free(standard_boot_devices); |
| } |
| |
| void add_boot_device_path(int32_t bootindex, DeviceState *dev, |
| const char *suffix) |
| { |
| FWBootEntry *node, *i; |
| |
| if (bootindex < 0) { |
| return; |
| } |
| |
| assert(dev != NULL || suffix != NULL); |
| |
| node = g_malloc0(sizeof(FWBootEntry)); |
| node->bootindex = bootindex; |
| node->suffix = suffix ? g_strdup(suffix) : NULL; |
| node->dev = dev; |
| |
| QTAILQ_FOREACH(i, &fw_boot_order, link) { |
| if (i->bootindex == bootindex) { |
| fprintf(stderr, "Two devices with same boot index %d\n", bootindex); |
| exit(1); |
| } else if (i->bootindex < bootindex) { |
| continue; |
| } |
| QTAILQ_INSERT_BEFORE(i, node, link); |
| return; |
| } |
| QTAILQ_INSERT_TAIL(&fw_boot_order, node, link); |
| } |
| |
| /* |
| * This function returns null terminated string that consist of new line |
| * separated device paths. |
| * |
| * memory pointed by "size" is assigned total length of the array in bytes |
| * |
| */ |
| char *get_boot_devices_list(uint32_t *size) |
| { |
| FWBootEntry *i; |
| uint32_t total = 0; |
| char *list = NULL; |
| |
| QTAILQ_FOREACH(i, &fw_boot_order, link) { |
| char *devpath = NULL, *bootpath; |
| int len; |
| |
| if (i->dev) { |
| devpath = qdev_get_fw_dev_path(i->dev); |
| assert(devpath); |
| } |
| |
| if (i->suffix && devpath) { |
| size_t bootpathlen = strlen(devpath) + strlen(i->suffix) + 1; |
| |
| bootpath = g_malloc(bootpathlen); |
| snprintf(bootpath, bootpathlen, "%s%s", devpath, i->suffix); |
| g_free(devpath); |
| } else if (devpath) { |
| bootpath = devpath; |
| } else { |
| assert(i->suffix); |
| bootpath = g_strdup(i->suffix); |
| } |
| |
| if (total) { |
| list[total-1] = '\n'; |
| } |
| len = strlen(bootpath) + 1; |
| list = g_realloc(list, total + len); |
| memcpy(&list[total], bootpath, len); |
| total += len; |
| g_free(bootpath); |
| } |
| |
| *size = total; |
| |
| return list; |
| } |
| |
| static void numa_add(const char *optarg) |
| { |
| char option[128]; |
| char *endptr; |
| unsigned long long value, endvalue; |
| int nodenr; |
| |
| optarg = get_opt_name(option, 128, optarg, ',') + 1; |
| if (!strcmp(option, "node")) { |
| if (get_param_value(option, 128, "nodeid", optarg) == 0) { |
| nodenr = nb_numa_nodes; |
| } else { |
| nodenr = strtoull(option, NULL, 10); |
| } |
| |
| if (get_param_value(option, 128, "mem", optarg) == 0) { |
| node_mem[nodenr] = 0; |
| } else { |
| int64_t sval; |
| sval = strtosz(option, &endptr); |
| if (sval < 0 || *endptr) { |
| fprintf(stderr, "qemu: invalid numa mem size: %s\n", optarg); |
| exit(1); |
| } |
| node_mem[nodenr] = sval; |
| } |
| if (get_param_value(option, 128, "cpus", optarg) == 0) { |
| node_cpumask[nodenr] = 0; |
| } else { |
| value = strtoull(option, &endptr, 10); |
| if (value >= 64) { |
| value = 63; |
| fprintf(stderr, "only 64 CPUs in NUMA mode supported.\n"); |
| } else { |
| if (*endptr == '-') { |
| endvalue = strtoull(endptr+1, &endptr, 10); |
| if (endvalue >= 63) { |
| endvalue = 62; |
| fprintf(stderr, |
| "only 63 CPUs in NUMA mode supported.\n"); |
| } |
| value = (2ULL << endvalue) - (1ULL << value); |
| } else { |
| value = 1ULL << value; |
| } |
| } |
| node_cpumask[nodenr] = value; |
| } |
| nb_numa_nodes++; |
| } |
| return; |
| } |
| |
| static void smp_parse(const char *optarg) |
| { |
| int smp, sockets = 0, threads = 0, cores = 0; |
| char *endptr; |
| char option[128]; |
| |
| smp = strtoul(optarg, &endptr, 10); |
| if (endptr != optarg) { |
| if (*endptr == ',') { |
| endptr++; |
| } |
| } |
| if (get_param_value(option, 128, "sockets", endptr) != 0) |
| sockets = strtoull(option, NULL, 10); |
| if (get_param_value(option, 128, "cores", endptr) != 0) |
| cores = strtoull(option, NULL, 10); |
| if (get_param_value(option, 128, "threads", endptr) != 0) |
| threads = strtoull(option, NULL, 10); |
| if (get_param_value(option, 128, "maxcpus", endptr) != 0) |
| max_cpus = strtoull(option, NULL, 10); |
| |
| /* compute missing values, prefer sockets over cores over threads */ |
| if (smp == 0 || sockets == 0) { |
| sockets = sockets > 0 ? sockets : 1; |
| cores = cores > 0 ? cores : 1; |
| threads = threads > 0 ? threads : 1; |
| if (smp == 0) { |
| smp = cores * threads * sockets; |
| } |
| } else { |
| if (cores == 0) { |
| threads = threads > 0 ? threads : 1; |
| cores = smp / (sockets * threads); |
| } else { |
| threads = smp / (cores * sockets); |
| } |
| } |
| smp_cpus = smp; |
| smp_cores = cores > 0 ? cores : 1; |
| smp_threads = threads > 0 ? threads : 1; |
| if (max_cpus == 0) |
| max_cpus = smp_cpus; |
| } |
| |
| /***********************************************************/ |
| /* USB devices */ |
| |
| static int usb_device_add(const char *devname) |
| { |
| const char *p; |
| USBDevice *dev = NULL; |
| |
| if (!usb_enabled) |
| 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); |
| } else |
| #endif |
| if (!strcmp(devname, "bt") || strstart(devname, "bt:", &p)) { |
| dev = usb_bt_init(usb_bus_find(-1), |
| devname[2] ? hci_init(p) |
| : bt_new_hci(qemu_find_bt_vlan(0))); |
| } else { |
| return -1; |
| } |
| 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 usb_host_device_close(p); |
| |
| if (!usb_enabled) |
| 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); |
| } |
| } |
| |
| /***********************************************************/ |
| /* PCMCIA/Cardbus */ |
| |
| static struct pcmcia_socket_entry_s { |
| PCMCIASocket *socket; |
| struct pcmcia_socket_entry_s *next; |
| } *pcmcia_sockets = 0; |
| |
| void pcmcia_socket_register(PCMCIASocket *socket) |
| { |
| struct pcmcia_socket_entry_s *entry; |
| |
| entry = g_malloc(sizeof(struct pcmcia_socket_entry_s)); |
| entry->socket = socket; |
| entry->next = pcmcia_sockets; |
| pcmcia_sockets = entry; |
| } |
| |
| void pcmcia_socket_unregister(PCMCIASocket *socket) |
| { |
| struct pcmcia_socket_entry_s *entry, **ptr; |
| |
| ptr = &pcmcia_sockets; |
| for (entry = *ptr; entry; ptr = &entry->next, entry = *ptr) |
| if (entry->socket == socket) { |
| *ptr = entry->next; |
| g_free(entry); |
| } |
| } |
| |
| void pcmcia_info(Monitor *mon) |
| { |
| struct pcmcia_socket_entry_s *iter; |
| |
| if (!pcmcia_sockets) |
| monitor_printf(mon, "No PCMCIA sockets\n"); |
| |
| for (iter = pcmcia_sockets; iter; iter = iter->next) |
| monitor_printf(mon, "%s: %s\n", iter->socket->slot_string, |
| iter->socket->attached ? iter->socket->card_string : |
| "Empty"); |
| } |
| |
| /***********************************************************/ |
| /* machine registration */ |
| |
| static QEMUMachine *first_machine = NULL; |
| QEMUMachine *current_machine = NULL; |
| |
| int qemu_register_machine(QEMUMachine *m) |
| { |
| QEMUMachine **pm; |
| pm = &first_machine; |
| while (*pm != NULL) |
| pm = &(*pm)->next; |
| m->next = NULL; |
| *pm = m; |
| return 0; |
| } |
| |
| static QEMUMachine *find_machine(const char *name) |
| { |
| QEMUMachine *m; |
| |
| for(m = first_machine; m != NULL; m = m->next) { |
| if (!strcmp(m->name, name)) |
| return m; |
| if (m->alias && !strcmp(m->alias, name)) |
| return m; |
| } |
| return NULL; |
| } |
| |
| QEMUMachine *find_default_machine(void) |
| { |
| QEMUMachine *m; |
| |
| for(m = first_machine; m != NULL; m = m->next) { |
| if (m->is_default) { |
| return m; |
| } |
| } |
| return NULL; |
| } |
| |
| /***********************************************************/ |
| /* main execution loop */ |
| |
| static void gui_update(void *opaque) |
| { |
| uint64_t interval = GUI_REFRESH_INTERVAL; |
| DisplayState *ds = opaque; |
| DisplayChangeListener *dcl = ds->listeners; |
| |
| dpy_refresh(ds); |
| |
| while (dcl != NULL) { |
| 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)); |
| } |
| |
| 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; |
| |
| trace_vm_state_notify(running, state); |
| |
| for (e = vm_change_state_head.lh_first; e; e = e->entries.le_next) { |
| e->cb(e->opaque, running, state); |
| } |
| } |
| |
| void vm_start(void) |
| { |
| if (!runstate_is_running()) { |
| cpu_enable_ticks(); |
| runstate_set(RUN_STATE_RUNNING); |
| vm_state_notify(1, RUN_STATE_RUNNING); |
| resume_all_vcpus(); |
| monitor_protocol_event(QEVENT_RESUME, NULL); |
| } |
| } |
| |
| /* 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 bool is_suspended; |
| static NotifierList suspend_notifiers = |
| NOTIFIER_LIST_INITIALIZER(suspend_notifiers); |
| static NotifierList wakeup_notifiers = |
| NOTIFIER_LIST_INITIALIZER(wakeup_notifiers); |
| static uint32_t wakeup_reason_mask = ~0; |
| static RunState vmstop_requested = RUN_STATE_MAX; |
| |
| int qemu_shutdown_requested_get(void) |
| { |
| return shutdown_requested; |
| } |
| |
| int qemu_reset_requested_get(void) |
| { |
| return reset_requested; |
| } |
| |
| int qemu_shutdown_requested(void) |
| { |
| int r = shutdown_requested; |
| shutdown_requested = 0; |
| return r; |
| } |
| |
| void qemu_kill_report(void) |
| { |
| if (!qtest_enabled() && 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; |
| } |
| } |
| |
| 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; |
| } |
| |
| 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; |
| } |
| |
| /* We use RUN_STATE_MAX but any invalid value will do */ |
| static bool qemu_vmstop_requested(RunState *r) |
| { |
| if (vmstop_requested < RUN_STATE_MAX) { |
| *r = vmstop_requested; |
| vmstop_requested = RUN_STATE_MAX; |
| return true; |
| } |
| |
| return false; |
| } |
| |
| 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_system_reset(bool report) |
| { |
| QEMUResetEntry *re, *nre; |
| |
| /* reset all devices */ |
| QTAILQ_FOREACH_SAFE(re, &reset_handlers, entry, nre) { |
| re->func(re->opaque); |
| } |
| if (report) { |
| monitor_protocol_event(QEVENT_RESET, NULL); |
| } |
| 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); |
| monitor_protocol_event(QEVENT_SUSPEND, NULL); |
| is_suspended = true; |
| } |
| |
| void qemu_system_suspend_request(void) |
| { |
| if (is_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) |
| { |
| if (!is_suspended) { |
| return; |
| } |
| if (!(wakeup_reason_mask & (1 << reason))) { |
| return; |
| } |
| monitor_protocol_event(QEVENT_WAKEUP, NULL); |
| notifier_list_notify(&wakeup_notifiers, &reason); |
| reset_requested = 1; |
| qemu_notify_event(); |
| is_suspended = false; |
| } |
| |
| 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) |
| { |
| shutdown_requested = 1; |
| qemu_notify_event(); |
| } |
| |
| void qemu_system_powerdown_request(void) |
| { |
| powerdown_requested = 1; |
| qemu_notify_event(); |
| } |
| |
| void qemu_system_debug_request(void) |
| { |
| debug_requested = 1; |
| qemu_notify_event(); |
| } |
| |
| void qemu_system_vmstop_request(RunState state) |
| { |
| vmstop_requested = state; |
| qemu_notify_event(); |
| } |
| |
| qemu_irq qemu_system_powerdown; |
| |
| 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(); |
| monitor_protocol_event(QEVENT_SHUTDOWN, NULL); |
| 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_check(RUN_STATE_INTERNAL_ERROR) || |
| runstate_check(RUN_STATE_SHUTDOWN)) { |
| runstate_set(RUN_STATE_PAUSED); |
| } |
| } |
| if (qemu_powerdown_requested()) { |
| monitor_protocol_event(QEVENT_POWERDOWN, NULL); |
| qemu_irq_raise(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() && 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 qdev_exists("VGA") || qdev_exists("isa-vga"); |
| } |
| |
| static bool cirrus_vga_available(void) |
| { |
| return qdev_exists("cirrus-vga") || qdev_exists("isa-cirrus-vga"); |
| } |
| |
| static bool vmware_vga_available(void) |
| { |
| return qdev_exists("vmware-svga"); |
| } |
| |
| static void select_vgahw (const char *p) |
| { |
| const char *opts; |
| |
| 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)) { |
| vga_interface_type = VGA_QXL; |
| } 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, "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); |
| } |
| qemu_opt_set(opts, "driver", "virtio-balloon"); |
| return 0; |
| } |
| |
| return -1; |
| } |
| |
| char *qemu_find_file(int type, const char *name) |
| { |
| int len; |
| const char *subdir; |
| char *buf; |
| |
| /* If name contains path separators then try it as a straight path. */ |
| if ((strchr(name, '/') || strchr(name, '\\')) |
| && access(name, R_OK) == 0) { |
| return g_strdup(name); |
| } |
| switch (type) { |
| case QEMU_FILE_TYPE_BIOS: |
| subdir = ""; |
| break; |
| case QEMU_FILE_TYPE_KEYMAP: |
| subdir = "keymaps/"; |
| break; |
| default: |
| abort(); |
| } |
| len = strlen(data_dir) + strlen(name) + strlen(subdir) + 2; |
| buf = g_malloc0(len); |
| snprintf(buf, len, "%s/%s%s", data_dir, subdir, name); |
| if (access(buf, R_OK)) { |
| g_free(buf); |
| return NULL; |
| } |
| return buf; |
| } |
| |
| 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; |
| return 0; |
| } |
| |
| static int chardev_init_func(QemuOpts *opts, void *opaque) |
| { |
| CharDriverState *chr; |
| |
| chr = qemu_chr_new_from_opts(opts, NULL); |
| if (!chr) |
| 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); |
| } |
| |
| 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); |
| 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 */ |
| } type; |
| const char *cmdline; |
| Location loc; |
| QTAILQ_ENTRY(device_config) next; |
| }; |
| 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 (0 != 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 open serial device '%s': %s\n", |
| devname, strerror(errno)); |
| 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 open parallel device '%s': %s\n", |
| devname, strerror(errno)); |
| 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); |
| 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); |
| 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 open virtio console '%s': %s\n", |
| devname, strerror(errno)); |
| 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); |
| 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 QEMUMachine *machine_parse(const char *name) |
| { |
| QEMUMachine *m, *machine = NULL; |
| |
| if (name) { |
| machine = find_machine(name); |
| } |
| if (machine) { |
| return machine; |
| } |
| printf("Supported machines are:\n"); |
| for (m = first_machine; m != NULL; m = m->next) { |
| if (m->alias) { |
| printf("%-20s %s (alias of %s)\n", m->alias, m->desc, m->name); |
| } |
| printf("%-20s %s%s\n", m->name, m->desc, |
| m->is_default ? " (default)" : ""); |
| } |
| exit(!name || *name != '?'); |
| } |
| |
| static int tcg_init(void) |
| { |
| tcg_exec_init(tcg_tb_size * 1024 * 1024); |
| return 0; |
| } |
| |
| static struct { |
| const char *opt_name; |
| const char *name; |
| int (*available)(void); |
| int (*init)(void); |
| int *allowed; |
| } accel_list[] = { |
| { "tcg", "tcg", tcg_available, tcg_init, &tcg_allowed }, |
| { "xen", "Xen", xen_available, xen_init, &xen_allowed }, |
| { "kvm", "KVM", kvm_available, kvm_init, &kvm_allowed }, |
| { "qtest", "QTest", qtest_available, qtest_init, &qtest_allowed }, |
| }; |
| |
| static int configure_accelerator(void) |
| { |
| const char *p = NULL; |
| char buf[10]; |
| int i, ret; |
| bool accel_initialised = 0; |
| bool init_failed = 0; |
| |
| QemuOptsList *list = qemu_find_opts("machine"); |
| if (!QTAILQ_EMPTY(&list->head)) { |
| p = qemu_opt_get(QTAILQ_FIRST(&list->head), "accel"); |
| } |
| |
| if (p == NULL) { |
| /* Use the default "accelerator", tcg */ |
| p = "tcg"; |
| } |
| |
| while (!accel_initialised && *p != '\0') { |
| if (*p == ':') { |
| p++; |
| } |
| p = get_opt_name(buf, sizeof (buf), p, ':'); |
| for (i = 0; i < ARRAY_SIZE(accel_list); i++) { |
| if (strcmp(accel_list[i].opt_name, buf) == 0) { |
| *(accel_list[i].allowed) = 1; |
| ret = accel_list[i].init(); |
| if (ret < 0) { |
| init_failed = 1; |
| if (!accel_list[i].available()) { |
| printf("%s not supported for this target\n", |
| accel_list[i].name); |
| } else { |
| fprintf(stderr, "failed to initialize %s: %s\n", |
| accel_list[i].name, |
| strerror(-ret)); |
| } |
| *(accel_list[i].allowed) = 0; |
| } else { |
| accel_initialised = 1; |
| } |
| break; |
| } |
| } |
| if (i == ARRAY_SIZE(accel_list)) { |
| fprintf(stderr, "\"%s\" accelerator does not exist.\n", buf); |
| } |
| } |
| |
| if (!accel_initialised) { |
| fprintf(stderr, "No accelerator found!\n"); |
| exit(1); |
| } |
| |
| if (init_failed) { |
| fprintf(stderr, "Back to %s accelerator.\n", accel_list[i].name); |
| } |
| |
| return !accel_initialised; |
| } |
| |
| 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); |
| } |
| |
| int qemu_init_main_loop(void) |
| { |
| return main_loop_init(); |
| } |
| |
| int main(int argc, char **argv, char **envp) |
| { |
| int i; |
| int snapshot, linux_boot; |
| const char *icount_option = NULL; |
| const char *initrd_filename; |
| 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; |
| int optind; |
| const char *optarg; |
| const char *loadvm = NULL; |
| QEMUMachine *machine; |
| const char *cpu_model; |
| const char *vga_model = NULL; |
| const char *pid_file = NULL; |
| const char *incoming = NULL; |
| #ifdef CONFIG_VNC |
| int show_vnc_port = 0; |
| #endif |
| int defconfig = 1; |
| 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; |
| |
| atexit(qemu_run_exit_notifiers); |
| error_set_progname(argv[0]); |
| |
| g_mem_set_vtable(&mem_trace); |
| if (!g_thread_supported()) { |
| #if !GLIB_CHECK_VERSION(2, 31, 0) |
| g_thread_init(NULL); |
| #else |
| fprintf(stderr, "glib threading failed to initialize.\n"); |
| exit(1); |
| #endif |
| } |
| |
| module_call_init(MODULE_INIT_QOM); |
| |
| runstate_init(); |
| |
| init_clocks(); |
| rtc_clock = host_clock; |
| |
| qemu_cache_utils_init(envp); |
| |
| QLIST_INIT (&vm_change_state_head); |
| os_setup_early_signal_handling(); |
| |
| module_call_init(MODULE_INIT_MACHINE); |
| machine = find_default_machine(); |
| cpu_model = NULL; |
| ram_size = 0; |
| snapshot = 0; |
| cyls = heads = secs = 0; |
| translation = BIOS_ATA_TRANSLATION_AUTO; |
| |
| for (i = 0; i < MAX_NODES; i++) { |
| node_mem[i] = 0; |
| node_cpumask[i] = 0; |
| } |
| |
| nb_numa_nodes = 0; |
| nb_nics = 0; |
| |
| autostart= 1; |
| |
| /* first pass of option parsing */ |
| optind = 1; |
| while (optind < argc) { |
| if (argv[optind][0] != '-') { |
| /* disk image */ |
| optind++; |
| continue; |
| } else { |
| const QEMUOption *popt; |
| |
| popt = lookup_opt(argc, argv, &optarg, &optind); |
| switch (popt->index) { |
| case QEMU_OPTION_nodefconfig: |
| defconfig=0; |
| break; |
| } |
| } |
| } |
| |
| if (defconfig) { |
| int ret; |
| |
| ret = qemu_read_config_file(CONFIG_QEMU_CONFDIR "/qemu.conf"); |
| if (ret < 0 && ret != -ENOENT) { |
| exit(1); |
| } |
| |
| ret = qemu_read_config_file(arch_config_name); |
| if (ret < 0 && ret != -ENOENT) { |
| 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 = machine_parse(optarg); |
| 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, 0, 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, "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_LBA) |
| qemu_opt_set(hda_opts, "trans", "lba"); |
| if (translation == BIOS_ATA_TRANSLATION_NONE) |
| qemu_opt_set(hda_opts, "trans", "none"); |
| } |
| } |
| break; |
| case QEMU_OPTION_numa: |
| if (nb_numa_nodes >= MAX_NODES) { |
| fprintf(stderr, "qemu: too many NUMA nodes\n"); |
| exit(1); |
| } |
| numa_add(optarg); |
| 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: |
| { |
| static const char * const params[] = { |
| "order", "once", "menu", |
| "splash", "splash-time", NULL |
| }; |
| char buf[sizeof(boot_devices)]; |
| char *standard_boot_devices; |
| int legacy = 0; |
| |
| if (!strchr(optarg, '=')) { |
| legacy = 1; |
| pstrcpy(buf, sizeof(buf), optarg); |
| } else if (check_params(buf, sizeof(buf), params, optarg) < 0) { |
| fprintf(stderr, |
| "qemu: unknown boot parameter '%s' in '%s'\n", |
| buf, optarg); |
| exit(1); |
| } |
| |
| if (legacy || |
| get_param_value(buf, sizeof(buf), "order", optarg)) { |
| validate_bootdevices(buf); |
| pstrcpy(boot_devices, sizeof(boot_devices), buf); |
| } |
| if (!legacy) { |
| if (get_param_value(buf, sizeof(buf), |
| "once", optarg)) { |
| validate_bootdevices(buf); |
| standard_boot_devices = g_strdup(boot_devices); |
| pstrcpy(boot_devices, sizeof(boot_devices), buf); |
| qemu_register_reset(restore_boot_devices, |
| standard_boot_devices); |
| } |
| if (get_param_value(buf, sizeof(buf), |
| "menu", optarg)) { |
| if (!strcmp(buf, "on")) { |
| boot_menu = 1; |
| } else if (!strcmp(buf, "off")) { |
| boot_menu = 0; |
| } else { |
| fprintf(stderr, |
| "qemu: invalid option value '%s'\n", |
| buf); |
| exit(1); |
| } |
| } |
| qemu_opts_parse(qemu_find_opts("boot-opts"), |
| optarg, 0); |
| } |
| } |
| 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: |
| if (!(audio_available())) { |
| printf("Option %s not supported for this target\n", popt->name); |
| exit(1); |
| } |
| AUD_help (); |
| exit (0); |
| break; |
| case QEMU_OPTION_soundhw: |
| if (!(audio_available())) { |
| printf("Option %s not supported for this target\n", popt->name); |
| exit(1); |
| } |
| select_soundhw (optarg); |
| break; |
| case QEMU_OPTION_h: |
| help(0); |
| break; |
| case QEMU_OPTION_version: |
| version(); |
| exit(0); |
| break; |
| case QEMU_OPTION_m: { |
| int64_t value; |
| char *end; |
| |
| value = strtosz(optarg, &end); |
| if (value < 0 || *end) { |
| fprintf(stderr, "qemu: invalid ram size: %s\n", optarg); |
| exit(1); |
| } |
| |
| if (value != (uint64_t)(ram_addr_t)value) { |
| fprintf(stderr, "qemu: ram size too large\n"); |
| exit(1); |
| } |
| ram_size = value; |
| break; |
| } |
| case QEMU_OPTION_mempath: |
| mem_path = optarg; |
| break; |
| #ifdef MAP_POPULATE |
| case QEMU_OPTION_mem_prealloc: |
| mem_prealloc = 1; |
| break; |
| #endif |
| 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: |
| data_dir = optarg; |
| break; |
| case QEMU_OPTION_bios: |
| bios_name = 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; |
| 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: |
| monitor_parse(optarg, "readline"); |
| default_monitor = 0; |
| 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) { |
| fprintf(stderr, "parse error: %s\n", optarg); |
| 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) { |
| fprintf(stderr, "parse error: %s\n", optarg); |
| 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); |
| 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); |
| 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); |
| 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); |
| 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; |
| #ifdef CONFIG_SDL |
| 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: |
| display_type = DT_SDL; |
| break; |
| #else |
| case QEMU_OPTION_no_frame: |
| case QEMU_OPTION_alt_grab: |
| case QEMU_OPTION_ctrl_grab: |
| case QEMU_OPTION_no_quit: |
| case QEMU_OPTION_sdl: |
| 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: |
| do_acpitable_option(optarg); |
| break; |
| case QEMU_OPTION_smbios: |
| do_smbios_option(optarg); |
| 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) { |
| fprintf(stderr, "parse error: %s\n", optarg); |
| exit(1); |
| } |
| optarg = qemu_opt_get(opts, "type"); |
| if (optarg) { |
| machine = machine_parse(optarg); |
| } |
| break; |
| case QEMU_OPTION_usb: |
| usb_enabled = 1; |
| break; |
| case QEMU_OPTION_usbdevice: |
| usb_enabled = 1; |
| 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: |
| smp_parse(optarg); |
| if (smp_cpus < 1) { |
| fprintf(stderr, "Invalid number of CPUs\n"); |
| exit(1); |
| } |
| if (max_cpus < smp_cpus) { |
| fprintf(stderr, "maxcpus must be equal to or greater than " |
| "smp\n"); |
| exit(1); |
| } |
| if (max_cpus > 255) { |
| fprintf(stderr, "Unsupported number of maxcpus\n"); |
| 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); |
| } |
| 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); |
| 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_name: |
| qemu_name = g_strdup(optarg); |
| { |
| char *p = strchr(qemu_name, ','); |
| if (p != NULL) { |
| *p++ = 0; |
| if (strncmp(p, "process=", 8)) { |
| fprintf(stderr, "Unknown subargument %s to -name\n", p); |
| exit(1); |
| } |
| p += 8; |
| os_set_proc_name(p); |
| } |
| } |
| 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: |
| configure_alarms(optarg); |
| 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_option = optarg; |
| break; |
| case QEMU_OPTION_incoming: |
| incoming = optarg; |
| runstate_set(RUN_STATE_INMIGRATE); |
| break; |
| case QEMU_OPTION_nodefaults: |
| default_serial = 0; |
| default_parallel = 0; |
| default_virtcon = 0; |
| default_monitor = 0; |
| default_net = 0; |
| default_floppy = 0; |
| default_cdrom = 0; |
| default_sdcard = 0; |
| vga_model = "none"; |
| 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) { |
| fprintf(stderr, "parse error: %s\n", optarg); |
| exit(1); |
| } |
| 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); |
| fclose(fp); |
| break; |
| } |
| case QEMU_OPTION_qtest: |
| qtest_chrdev = optarg; |
| break; |
| case QEMU_OPTION_qtest_log: |
| qtest_log = optarg; |
| break; |
| default: |
| os_parse_cmd_args(popt->index, optarg); |
| } |
| } |
| } |
| loc_set_none(); |
| |
| /* 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 && *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) { |
| if (log_file) { |
| set_cpu_log_filename(log_file); |
| } |
| set_cpu_log(log_mask); |
| } |
| |
| if (!trace_backend_init(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) { |
| data_dir = os_find_datadir(argv[0]); |
| } |
| /* If all else fails use the install path specified when building. */ |
| if (!data_dir) { |
| data_dir = CONFIG_QEMU_DATADIR; |
| } |
| |
| if (machine == NULL) { |
| fprintf(stderr, "No machine found.\n"); |
| exit(1); |
| } |
| |
| /* |
| * Default to max_cpus = smp_cpus, in case the user doesn't |
| * specify a max_cpus value. |
| */ |
| if (!max_cpus) |
| max_cpus = smp_cpus; |
| |
| machine->max_cpus = machine->max_cpus ?: 1; /* Default to UP */ |
| if (smp_cpus > machine->max_cpus) { |
| fprintf(stderr, "Number of SMP cpus requested (%d), exceeds max cpus " |
| "supported by machine `%s' (%d)\n", smp_cpus, machine->name, |
| machine->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->default_machine_opts) { |
| qemu_opts_set_defaults(qemu_find_opts("machine"), |
| machine->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 (machine->no_serial) { |
| default_serial = 0; |
| } |
| if (machine->no_parallel) { |
| default_parallel = 0; |
| } |
| if (!machine->use_virtcon) { |
| default_virtcon = 0; |
| } |
| if (machine->no_floppy) { |
| default_floppy = 0; |
| } |
| if (machine->no_cdrom) { |
| default_cdrom = 0; |
| } |
| if (machine->no_sdcard) { |
| default_sdcard = 0; |
| } |
| |
| 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_serial) |
| add_device_config(DEV_SERIAL, "stdio"); |
| if (default_virtcon) |
| add_device_config(DEV_VIRTCON, "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"); |
| } |
| |
| 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 |
| |
| os_daemonize(); |
| |
| if (pid_file && qemu_create_pidfile(pid_file) != 0) { |
| os_pidfile_error(); |
| exit(1); |
| } |
| |
| /* init the memory */ |
| if (ram_size == 0) { |
| ram_size = DEFAULT_RAM_SIZE * 1024 * 1024; |
| } |
| |
| 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"); |
| initrd_filename = qemu_opt_get(machine_opts, "initrd"); |
| kernel_cmdline = qemu_opt_get(machine_opts, "append"); |
| } else { |
| kernel_filename = initrd_filename = kernel_cmdline = NULL; |
| } |
| |
| if (!kernel_cmdline) { |
| 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 && machine_opts && qemu_opt_get(machine_opts, "dtb")) { |
| fprintf(stderr, "-dtb only allowed with -kernel option\n"); |
| exit(1); |
| } |
| |
| os_set_line_buffering(); |
| |
| if (init_timer_alarm() < 0) { |
| fprintf(stderr, "could not initialize alarm timer\n"); |
| exit(1); |
| } |
| |
| #ifdef CONFIG_SPICE |
| /* spice needs the timers to be initialized by this point */ |
| qemu_spice_init(); |
| #endif |
| |
| if (icount_option && (kvm_enabled() || xen_enabled())) { |
| fprintf(stderr, "-icount is not allowed with kvm or xen\n"); |
| exit(1); |
| } |
| configure_icount(icount_option); |
| |
| if (net_init_clients() < 0) { |
| exit(1); |
| } |
| |
| /* 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); |
| } |
| } |
| |
| cpu_exec_init_all(); |
| |
| bdrv_init_with_whitelist(); |
| |
| blk_mig_init(); |
| |
| /* 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->use_scsi, 1) != 0) |
| exit(1); |
| |
| default_drive(default_cdrom, snapshot, machine->use_scsi, |
| IF_DEFAULT, 2, CDROM_OPTS); |
| default_drive(default_floppy, snapshot, machine->use_scsi, |
| IF_FLOPPY, 0, FD_OPTS); |
| default_drive(default_sdcard, snapshot, machine->use_scsi, |
| IF_SD, 0, SD_OPTS); |
| |
| register_savevm_live(NULL, "ram", 0, 4, NULL, ram_save_live, NULL, |
| ram_load, NULL); |
| |
| if (nb_numa_nodes > 0) { |
| int i; |
| |
| if (nb_numa_nodes > MAX_NODES) { |
| nb_numa_nodes = MAX_NODES; |
| } |
| |
| /* If no memory size if given for any node, assume the default case |
| * and distribute the available memory equally across all nodes |
| */ |
| for (i = 0; i < nb_numa_nodes; i++) { |
| if (node_mem[i] != 0) |
| break; |
| } |
| if (i == nb_numa_nodes) { |
| uint64_t usedmem = 0; |
| |
| /* On Linux, the each node's border has to be 8MB aligned, |
| * the final node gets the rest. |
| */ |
| for (i = 0; i < nb_numa_nodes - 1; i++) { |
| node_mem[i] = (ram_size / nb_numa_nodes) & ~((1 << 23UL) - 1); |
| usedmem += node_mem[i]; |
| } |
| node_mem[i] = ram_size - usedmem; |
| } |
| |
| for (i = 0; i < nb_numa_nodes; i++) { |
| if (node_cpumask[i] != 0) |
| break; |
| } |
| /* assigning the VCPUs round-robin is easier to implement, guest OSes |
| * must cope with this anyway, because there are BIOSes out there in |
| * real machines which also use this scheme. |
| */ |
| if (i == nb_numa_nodes) { |
| for (i = 0; i < max_cpus; i++) { |
| node_cpumask[i % nb_numa_nodes] |= 1 << i; |
| } |
| } |
| } |
| |
| 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_DEBUGCON, debugcon_parse) < 0) |
| exit(1); |
| |
| /* must be after qdev registration but before machine init */ |
| if (vga_model) { |
| select_vgahw(vga_model); |
| } else if (cirrus_vga_available()) { |
| select_vgahw("cirrus"); |
| } else { |
| select_vgahw("none"); |
| } |
| |
| if (qemu_opts_foreach(qemu_find_opts("device"), device_help_func, NULL, 0) != 0) |
| exit(0); |
| |
| if (watchdog) { |
| i = select_watchdog(watchdog); |
| if (i > 0) |
| exit (i == 1 ? 1 : 0); |
| } |
| |
| if (machine->compat_props) { |
| qdev_prop_register_global_list(machine->compat_props); |
| } |
| qemu_add_globals(); |
| |
| qdev_machine_init(); |
| |
| machine->init(ram_size, boot_devices, |
| kernel_filename, kernel_cmdline, initrd_filename, cpu_model); |
| |
| cpu_synchronize_all_post_init(); |
| |
| set_numa_modes(); |
| |
| current_machine = machine; |
| |
| /* init USB devices */ |
| if (usb_enabled) { |
| 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); |
| |
| net_check_clients(); |
| |
| /* just use the first displaystate for the moment */ |
| ds = get_displaystate(); |
| |
| if (using_spice) |
| display_remote++; |
| if (display_type == DT_DEFAULT && !display_remote) { |
| #if 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 |
| } |
| |
| |
| /* init local displays */ |
| switch (display_type) { |
| case DT_NOGRAPHIC: |
| 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 |
| 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) { |
| vnc_display_init(ds); |
| if (vnc_display_open(ds, vnc_display) < 0) |
| 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 && !qxl_enabled) { |
| qemu_spice_display_init(ds); |
| } |
| #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) { |
| 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(); |
| |
| qemu_system_reset(VMRESET_SILENT); |
| if (loadvm) { |
| if (load_vmstate(loadvm) < 0) { |
| autostart = 0; |
| } |
| } |
| |
| if (incoming) { |
| int ret = qemu_start_incoming_migration(incoming); |
| if (ret < 0) { |
| fprintf(stderr, "Migration failed. Exit code %s(%d), exiting.\n", |
| incoming, ret); |
| exit(ret); |
| } |
| } else if (autostart) { |
| vm_start(); |
| } |
| |
| os_setup_post(); |
| |
| resume_all_vcpus(); |
| main_loop(); |
| bdrv_close_all(); |
| pause_all_vcpus(); |
| net_cleanup(); |
| res_free(); |
| |
| return 0; |
| } |