#include "qemu-option.h"
#include "qemu-config.h"
#include "sysemu.h"
+#include "hw/qdev.h"
QemuOptsList qemu_drive_opts = {
.name = "drive",
},
};
+QemuOptsList qemu_global_opts = {
+ .name = "global",
+ .head = QTAILQ_HEAD_INITIALIZER(qemu_global_opts.head),
+ .desc = {
+ {
+ .name = "driver",
+ .type = QEMU_OPT_STRING,
+ },{
+ .name = "property",
+ .type = QEMU_OPT_STRING,
+ },{
+ .name = "value",
+ .type = QEMU_OPT_STRING,
+ },
+ { /* end if list */ }
+ },
+};
+
static QemuOptsList *lists[] = {
&qemu_drive_opts,
&qemu_chardev_opts,
&qemu_netdev_opts,
&qemu_net_opts,
&qemu_rtc_opts,
+ &qemu_global_opts,
NULL,
};
return 0;
}
+int qemu_global_option(const char *str)
+{
+ char driver[64], property[64];
+ QemuOpts *opts;
+ int rc, offset;
+
+ rc = sscanf(str, "%63[^.].%63[^=]%n", driver, property, &offset);
+ if (rc < 2 || str[offset] != '=') {
+ qemu_error("can't parse: \"%s\"\n", str);
+ return -1;
+ }
+
+ opts = qemu_opts_create(&qemu_global_opts, NULL, 0);
+ qemu_opt_set(opts, "driver", driver);
+ qemu_opt_set(opts, "property", property);
+ qemu_opt_set(opts, "value", str+offset+1);
+ return 0;
+}
+
+static int qemu_add_one_global(QemuOpts *opts, void *opaque)
+{
+ GlobalProperty *g;
+
+ g = qemu_mallocz(sizeof(*g));
+ g->driver = qemu_opt_get(opts, "driver");
+ g->property = qemu_opt_get(opts, "property");
+ g->value = qemu_opt_get(opts, "value");
+ qdev_prop_register_global(g);
+ return 0;
+}
+
+void qemu_add_globals(void)
+{
+ qemu_opts_foreach(&qemu_global_opts, qemu_add_one_global, NULL, 0);
+}
+
struct ConfigWriteData {
QemuOptsList *list;
FILE *fp;
"-set group.id.arg=value\n"
" set <arg> parameter for item <id> of type <group>\n"
" i.e. -set drive.$id.file=/path/to/image\n")
+DEF("global", HAS_ARG, QEMU_OPTION_global,
+ "-global driver.property=value\n"
+ " set a global default for a driver property\n")
STEXI
@item -drive @var{option}[,@var{option}[,@var{option}[,...]]]
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(optarg, MTD_ALIAS);
break;
if (machine->compat_props) {
qdev_prop_register_global_list(machine->compat_props);
}
+ qemu_add_globals();
+
machine->init(ram_size, boot_devices,
kernel_filename, kernel_cmdline, initrd_filename, cpu_model);