SonataDoctrineORMAdminBundle/Resources/config/doctrine_orm.xml

<?xml version="1.0" encoding="UTF-8" ?>

<container xmlns="http://symfony.com/schema/dic/services"
           xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
           xsi:schemaLocation="http://symfony.com/schema/dic/services http://symfony.com/schema/dic/services/services-1.0.xsd">

    <services>
        <service id="sonata.admin.entity_manager" factory-service="doctrine" factory-method="getEntityManager" class="Doctrine\ORM\EntityManager" public="false">
            <argument>%sonata_doctrine_orm_admin.entity_manager%</argument>
        </service>

        <service id="sonata.admin.manager.orm" class="Sonata\DoctrineORMAdminBundle\Model\ModelManager">
            <argument type="service" id="doctrine" />
        </service>

        <!-- FormBuilder -->
        <service id="sonata.admin.builder.orm_form" class="Sonata\DoctrineORMAdminBundle\Builder\FormContractor">
            <argument type="service" id="form.factory" />
        </service>

        <!-- ListBuilder -->
        <service id="sonata.admin.builder.orm_list" class="Sonata\DoctrineORMAdminBundle\Builder\ListBuilder" >
            <argument type="service" id="sonata.admin.guesser.orm_list_chain" />
            <argument />
        </service>

        <service id="sonata.admin.guesser.orm_list" class="Sonata\DoctrineORMAdminBundle\Guesser\TypeGuesser">
            <tag name="sonata.admin.guesser.orm_list" />
        </service>

        <service id="sonata.admin.guesser.orm_list_chain" class="Sonata\AdminBundle\Guesser\TypeGuesserChain">
            <argument />
        </service>

        <!-- ShowBuilder  -->
        <service id="sonata.admin.builder.orm_show" class="Sonata\DoctrineORMAdminBundle\Builder\ShowBuilder" >
            <argument type="service" id="sonata.admin.guesser.orm_show_chain" />
            <argument />
        </service>

        <service id="sonata.admin.guesser.orm_show" class="Sonata\DoctrineORMAdminBundle\Guesser\TypeGuesser">
            <tag name="sonata.admin.guesser.orm_show" />
        </service>

        <service id="sonata.admin.guesser.orm_show_chain" class="Sonata\AdminBundle\Guesser\TypeGuesserChain">
            <argument />
        </service>

        <!-- DatagridBuilder guesser -->
        <service id="sonata.admin.builder.orm_datagrid" class="Sonata\DoctrineORMAdminBundle\Builder\DatagridBuilder">
            <argument type="service" id="form.factory" />
            <argument type="service" id="sonata.admin.builder.filter.factory" />
            <argument type="service" id="sonata.admin.guesser.orm_datagrid_chain" />
        </service>

        <service id="sonata.admin.guesser.orm_datagrid" class="Sonata\DoctrineORMAdminBundle\Guesser\FilterTypeGuesser">
            <tag name="sonata.admin.guesser.orm_datagrid" />
        </service>

        <service id="sonata.admin.guesser.orm_datagrid_chain" class="Sonata\AdminBundle\Guesser\TypeGuesserChain">
            <argument />
        </service>
    </services>
</container>