@@ -188,7 +188,15 @@ int qdev_device_help(QemuOpts *opts)
if (!prop->info->parse) {
continue; /* no way to set it, don't show */
}
- error_printf("%s.%s=%s\n", info->name, prop->name, prop->info->name);
+ if (prop->info->print_options) {
+ char buf[256];
+ int ret;
+ ret = prop->info->print_options(info, prop, buf, sizeof(buf) - 3);
+ error_printf("%s.%s=%s%s\n", info->name, prop->name, buf,
+ ret == sizeof(buf) - 3 ? "..." : "" );
+ } else {
+ error_printf("%s.%s=%s\n", info->name, prop->name, prop->info->name);
+ }
}
return 1;
}
@@ -109,6 +109,7 @@ struct PropertyInfo {
enum PropertyType type;
int (*parse)(DeviceState *dev, Property *prop, const char *str);
int (*print)(DeviceState *dev, Property *prop, char *dest, size_t len);
+ int (*print_options)(DeviceInfo *info, Property *prop, char *dest, size_t len);
void (*free)(DeviceState *dev, Property *prop);
};