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;
"Empty");
}
-/***********************************************************/
-/* I/O handling */
-
-typedef struct IOHandlerRecord {
- int fd;
- IOCanReadHandler *fd_read_poll;
- IOHandler *fd_read;
- IOHandler *fd_write;
- int deleted;
- void *opaque;
- /* temporary data */
- struct pollfd *ufd;
- QLIST_ENTRY(IOHandlerRecord) next;
-} IOHandlerRecord;
-
-static QLIST_HEAD(, IOHandlerRecord) io_handlers =
- QLIST_HEAD_INITIALIZER(io_handlers);
-
-
-/* XXX: fd_read_poll should be suppressed, but an API change is
- necessary in the character devices to suppress fd_can_read(). */
-int qemu_set_fd_handler2(int fd,
- IOCanReadHandler *fd_read_poll,
- IOHandler *fd_read,
- IOHandler *fd_write,
- void *opaque)
-{
- IOHandlerRecord *ioh;
-
- if (!fd_read && !fd_write) {
- QLIST_FOREACH(ioh, &io_handlers, next) {
- if (ioh->fd == fd) {
- ioh->deleted = 1;
- break;
- }
- }
- } else {
- QLIST_FOREACH(ioh, &io_handlers, next) {
- if (ioh->fd == fd)
- goto found;
- }
- ioh = qemu_mallocz(sizeof(IOHandlerRecord));
- QLIST_INSERT_HEAD(&io_handlers, ioh, next);
- found:
- ioh->fd = fd;
- ioh->fd_read_poll = fd_read_poll;
- ioh->fd_read = fd_read;
- ioh->fd_write = fd_write;
- ioh->opaque = opaque;
- ioh->deleted = 0;
- }
- return 0;
-}
-
-int qemu_set_fd_handler(int fd,
- IOHandler *fd_read,
- IOHandler *fd_write,
- void *opaque)
-{
- return qemu_set_fd_handler2(fd, NULL, fd_read, fd_write, opaque);
-}
-
/***********************************************************/
/* machine registration */
static QTAILQ_HEAD(reset_handlers, QEMUResetEntry) reset_handlers =
QTAILQ_HEAD_INITIALIZER(reset_handlers);
static int reset_requested;
-static int shutdown_requested;
+static int shutdown_requested, shutdown_signal = -1;
+static pid_t shutdown_pid;
static int powerdown_requested;
static int debug_requested;
static int vmstop_requested;
return r;
}
+void qemu_kill_report(void)
+{
+ if (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 %d\n", shutdown_pid);
+ }
+ shutdown_signal = -1;
+ }
+}
+
int qemu_reset_requested(void)
{
int r = reset_requested;
qemu_notify_event();
}
+void qemu_system_killed(int signal, pid_t pid)
+{
+ shutdown_signal = signal;
+ shutdown_pid = pid;
+ qemu_system_shutdown_request();
+}
+
void qemu_system_shutdown_request(void)
{
shutdown_requested = 1;
void main_loop_wait(int nonblocking)
{
- IOHandlerRecord *ioh;
fd_set rfds, wfds, xfds;
int ret, nfds;
struct timeval tv;
os_host_main_loop_wait(&timeout);
+ tv.tv_sec = timeout / 1000;
+ tv.tv_usec = (timeout % 1000) * 1000;
+
/* poll any events */
/* XXX: separate device handlers from system ones */
nfds = -1;
FD_ZERO(&rfds);
FD_ZERO(&wfds);
FD_ZERO(&xfds);
- QLIST_FOREACH(ioh, &io_handlers, next) {
- if (ioh->deleted)
- continue;
- if (ioh->fd_read &&
- (!ioh->fd_read_poll ||
- ioh->fd_read_poll(ioh->opaque) != 0)) {
- FD_SET(ioh->fd, &rfds);
- if (ioh->fd > nfds)
- nfds = ioh->fd;
- }
- if (ioh->fd_write) {
- FD_SET(ioh->fd, &wfds);
- if (ioh->fd > nfds)
- nfds = ioh->fd;
- }
- }
-
- tv.tv_sec = timeout / 1000;
- tv.tv_usec = (timeout % 1000) * 1000;
-
+ qemu_iohandler_fill(&nfds, &rfds, &wfds, &xfds);
slirp_select_fill(&nfds, &rfds, &wfds, &xfds);
qemu_mutex_unlock_iothread();
ret = select(nfds + 1, &rfds, &wfds, &xfds, &tv);
qemu_mutex_lock_iothread();
- if (ret > 0) {
- IOHandlerRecord *pioh;
-
- QLIST_FOREACH_SAFE(ioh, &io_handlers, next, pioh) {
- if (!ioh->deleted && ioh->fd_read && FD_ISSET(ioh->fd, &rfds)) {
- ioh->fd_read(ioh->opaque);
- }
- if (!ioh->deleted && ioh->fd_write && FD_ISSET(ioh->fd, &wfds)) {
- ioh->fd_write(ioh->opaque);
- }
-
- /* Do this last in case read/write handlers marked it for deletion */
- if (ioh->deleted) {
- QLIST_REMOVE(ioh, next);
- qemu_free(ioh);
- }
- }
- }
+ qemu_iohandler_poll(&rfds, &wfds, &xfds, ret);
slirp_select_poll(&rfds, &wfds, &xfds, (ret < 0));
qemu_run_all_timers();
vm_stop(VMSTOP_DEBUG);
}
if (qemu_shutdown_requested()) {
+ qemu_kill_report();
monitor_protocol_event(QEVENT_SHUTDOWN, NULL);
if (no_shutdown) {
vm_stop(VMSTOP_SHUTDOWN);
} else if (strstart(opts, "off", &nextopt)) {
no_frame = 1;
} else {
- goto invalid_display;
+ goto invalid_sdl_args;
}
} else if (strstart(opts, ",alt_grab=", &nextopt)) {
opts = nextopt;
} else if (strstart(opts, "off", &nextopt)) {
alt_grab = 0;
} else {
- goto invalid_display;
+ goto invalid_sdl_args;
}
} else if (strstart(opts, ",ctrl_grab=", &nextopt)) {
opts = nextopt;
} else if (strstart(opts, "off", &nextopt)) {
ctrl_grab = 0;
} else {
- goto invalid_display;
+ goto invalid_sdl_args;
}
} else if (strstart(opts, ",window_close=", &nextopt)) {
opts = nextopt;
} else if (strstart(opts, "off", &nextopt)) {
no_quit = 1;
} else {
- goto invalid_display;
+ goto invalid_sdl_args;
}
} else {
- goto invalid_display;
+ invalid_sdl_args:
+ fprintf(stderr, "Invalid SDL option string: %s\n", p);
+ exit(1);
}
opts = nextopt;
}
exit(1);
#endif
} else if (strstart(p, "vnc", &opts)) {
+#ifdef CONFIG_VNC
display_remote++;
if (*opts) {
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 if (strstart(p, "none", &opts)) {
display = DT_NONE;
} else {
- invalid_display:
fprintf(stderr, "Unknown display type: %s\n", p);
exit(1);
}
/* create empty opts */
opts = qemu_opts_create(qemu_find_opts("device"), NULL, 0);
}
- qemu_opt_set(opts, "driver", "virtio-balloon-pci");
+ qemu_opt_set(opts, "driver", "virtio-balloon");
return 0;
}
int tb_size;
const char *pid_file = NULL;
const char *incoming = NULL;
+#ifdef CONFIG_VNC
int show_vnc_port = 0;
+#endif
int defconfig = 1;
const char *trace_file = NULL;
HD_OPTS);
break;
case QEMU_OPTION_drive:
- drive_def(optarg);
+ if (drive_def(optarg) == NULL) {
+ exit(1);
+ }
break;
case QEMU_OPTION_set:
if (qemu_set_option(optarg) != 0)
case QEMU_OPTION_nographic:
display_type = DT_NOGRAPHIC;
break;
-#ifdef CONFIG_CURSES
case QEMU_OPTION_curses:
+#ifdef CONFIG_CURSES
display_type = DT_CURSES;
- break;
+#else
+ fprintf(stderr, "Curses support is disabled\n");
+ exit(1);
#endif
+ break;
case QEMU_OPTION_portrait:
graphic_rotate = 1;
break;
qemu_opt_get(opts, "path"),
qemu_opt_get(opts, "security_model"));
- len = strlen("virtio-9p-pci,fsdev=,mount_tag=");
+ len = strlen("virtio-9p,fsdev=,mount_tag=");
len += 2*strlen(qemu_opt_get(opts, "mount_tag"));
arg_9p = qemu_malloc((len + 1) * sizeof(*arg_9p));
snprintf(arg_9p, (len + 1) * sizeof(*arg_9p),
- "virtio-9p-pci,fsdev=%s,mount_tag=%s",
+ "virtio-9p,fsdev=%s,mount_tag=%s",
qemu_opt_get(opts, "mount_tag"),
qemu_opt_get(opts, "mount_tag"));
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_vnc:
+#ifdef CONFIG_VNC
display_remote++;
- vnc_display = optarg;
- break;
+ vnc_display = optarg;
+#else
+ fprintf(stderr, "VNC support is disabled\n");
+ exit(1);
+#endif
+ break;
case QEMU_OPTION_no_acpi:
acpi_enabled = 0;
break;
cpu_synchronize_all_post_init();
- /* must be after terminal init, SDL library changes signal handlers */
- os_setup_signal_handling();
-
set_numa_modes();
current_machine = machine;
if (display_type == DT_DEFAULT && !display_remote) {
#if defined(CONFIG_SDL) || defined(CONFIG_COCOA)
display_type = DT_SDL;
-#else
+#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) {
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);
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);