.help = "Dump current dtb to a file and quit",
}, {
.name = "phandle_start",
- .type = QEMU_OPT_STRING,
+ .type = QEMU_OPT_NUMBER,
.help = "The first phandle ID we may generate dynamically",
}, {
.name = "dt_compatible",
},
};
+static QemuOptsList qemu_msg_opts = {
+ .name = "msg",
+ .head = QTAILQ_HEAD_INITIALIZER(qemu_msg_opts.head),
+ .desc = {
+ {
+ .name = "timestamp",
+ .type = QEMU_OPT_BOOL,
+ },
+ { /* end of list */ }
+ },
+};
+
+/**
+ * Get machine options
+ *
+ * Returns: machine options (never null).
+ */
+QemuOpts *qemu_get_machine_opts(void)
+{
+ QemuOptsList *list;
+ QemuOpts *opts;
+
+ list = qemu_find_opts("machine");
+ assert(list);
+ opts = qemu_opts_find(list, NULL);
+ if (!opts) {
+ opts = qemu_opts_create_nofail(list);
+ }
+ return opts;
+}
+
const char *qemu_get_vm_name(void)
{
return qemu_name;
return 0;
}
-/*********QEMU USB setting******/
bool usb_enabled(bool default_usb)
{
- QemuOpts *mach_opts;
- mach_opts = qemu_opts_find(qemu_find_opts("machine"), 0);
- if (mach_opts) {
- return qemu_opt_get_bool(mach_opts, "usb", default_usb);
- }
- return default_usb;
+ return qemu_opt_get_bool(qemu_get_machine_opts(), "usb", default_usb);
}
#ifndef _WIN32
}
}
-static void smp_parse(const char *optarg)
+static QemuOptsList qemu_smp_opts = {
+ .name = "smp-opts",
+ .implied_opt_name = "cpus",
+ .merge_lists = true,
+ .head = QTAILQ_HEAD_INITIALIZER(qemu_smp_opts.head),
+ .desc = {
+ {
+ .name = "cpus",
+ .type = QEMU_OPT_NUMBER,
+ }, {
+ .name = "sockets",
+ .type = QEMU_OPT_NUMBER,
+ }, {
+ .name = "cores",
+ .type = QEMU_OPT_NUMBER,
+ }, {
+ .name = "threads",
+ .type = QEMU_OPT_NUMBER,
+ }, {
+ .name = "maxcpus",
+ .type = QEMU_OPT_NUMBER,
+ },
+ { /*End of list */ }
+ },
+};
+
+static void smp_parse(QemuOpts *opts)
{
- int smp, sockets = 0, threads = 0, cores = 0;
- char *endptr;
- char option[128];
+ if (opts) {
- 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) {
+ unsigned cpus = qemu_opt_get_number(opts, "cpus", 0);
+ unsigned sockets = qemu_opt_get_number(opts, "sockets", 0);
+ unsigned cores = qemu_opt_get_number(opts, "cores", 0);
+ unsigned threads = qemu_opt_get_number(opts, "threads", 0);
+
+ /* compute missing values, prefer sockets over cores over threads */
+ if (cpus == 0 || sockets == 0) {
+ sockets = sockets > 0 ? sockets : 1;
+ cores = cores > 0 ? cores : 1;
threads = threads > 0 ? threads : 1;
- cores = smp / (sockets * threads);
+ if (cpus == 0) {
+ cpus = cores * threads * sockets;
+ }
} else {
- threads = smp / (cores * sockets);
+ if (cores == 0) {
+ threads = threads > 0 ? threads : 1;
+ cores = cpus / (sockets * threads);
+ } else {
+ threads = cpus / (cores * sockets);
+ }
}
+
+ max_cpus = qemu_opt_get_number(opts, "maxcpus", 0);
+
+ smp_cpus = cpus;
+ smp_cores = cores > 0 ? cores : 1;
+ smp_threads = threads > 0 ? threads : 1;
+
}
- smp_cpus = smp;
- smp_cores = cores > 0 ? cores : 1;
- smp_threads = threads > 0 ? threads : 1;
- if (max_cpus == 0)
+
+ if (max_cpus == 0) {
max_cpus = smp_cpus;
+ }
+
+ if (max_cpus > 255) {
+ fprintf(stderr, "Unsupported number of maxcpus\n");
+ exit(1);
+ }
+ if (max_cpus < smp_cpus) {
+ fprintf(stderr, "maxcpus must be equal to or greater than smp\n");
+ exit(1);
+ }
+
}
static void configure_realtime(QemuOpts *opts)
}
}
+
+static void configure_msg(QemuOpts *opts)
+{
+ enable_timestamp_msg = qemu_opt_get_bool(opts, "timestamp", true);
+}
+
/***********************************************************/
/* USB devices */
static int configure_accelerator(void)
{
- const char *p = NULL;
+ const char *p;
char buf[10];
int i, ret;
bool accel_initialised = false;
bool init_failed = false;
- QemuOptsList *list = qemu_find_opts("machine");
- if (!QTAILQ_EMPTY(&list->head)) {
- p = qemu_opt_get(QTAILQ_FIRST(&list->head), "accel");
- }
-
+ p = qemu_opt_get(qemu_get_machine_opts(), "accel");
if (p == NULL) {
/* Use the default "accelerator", tcg */
p = "tcg";
qemu_add_opts(&qemu_trace_opts);
qemu_add_opts(&qemu_option_rom_opts);
qemu_add_opts(&qemu_machine_opts);
+ qemu_add_opts(&qemu_smp_opts);
qemu_add_opts(&qemu_boot_opts);
qemu_add_opts(&qemu_sandbox_opts);
qemu_add_opts(&qemu_add_fd_opts);
qemu_add_opts(&qemu_object_opts);
qemu_add_opts(&qemu_tpmdev_opts);
qemu_add_opts(&qemu_realtime_opts);
+ qemu_add_opts(&qemu_msg_opts);
runstate_init();
case QEMU_OPTION_no_quit:
no_quit = 1;
break;
-#ifdef CONFIG_SDL
case QEMU_OPTION_sdl:
+#ifdef CONFIG_SDL
display_type = DT_SDL;
break;
#else
- case QEMU_OPTION_sdl:
fprintf(stderr, "SDL support is disabled\n");
exit(1);
#endif
}
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");
+ if (!qemu_opts_parse(qemu_find_opts("smp-opts"), optarg, 1)) {
exit(1);
}
break;
}
configure_realtime(opts);
break;
+ case QEMU_OPTION_msg:
+ opts = qemu_opts_parse(qemu_find_opts("msg"), optarg, 0);
+ if (!opts) {
+ exit(1);
+ }
+ configure_msg(opts);
+ break;
default:
os_parse_cmd_args(popt->index, optarg);
}
data_dir[data_dir_idx++] = CONFIG_QEMU_DATADIR;
}
- /*
- * Default to max_cpus = smp_cpus, in case the user doesn't
- * specify a max_cpus value.
- */
- if (!max_cpus)
- max_cpus = smp_cpus;
+ smp_parse(qemu_opts_find(qemu_find_opts("smp-opts"), NULL));
machine->max_cpus = machine->max_cpus ?: 1; /* Default to UP */
if (smp_cpus > machine->max_cpus) {
qtest_init();
}
- 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;
- }
+ machine_opts = qemu_get_machine_opts();
+ kernel_filename = qemu_opt_get(machine_opts, "kernel");
+ initrd_filename = qemu_opt_get(machine_opts, "initrd");
+ kernel_cmdline = qemu_opt_get(machine_opts, "append");
if (!boot_order) {
boot_order = machine->boot_order;
exit(1);
}
- if (!linux_boot && machine_opts && qemu_opt_get(machine_opts, "dtb")) {
+ if (!linux_boot && qemu_opt_get(machine_opts, "dtb")) {
fprintf(stderr, "-dtb only allowed with -kernel option\n");
exit(1);
}
projects / mirror_qemu.git / blobdiff