Function rt_ofw_find_node_by_phandle

components/drivers/ofw/base.c:658–688

}

struct rt_ofw_node *rt_ofw_find_node_by_phandle(rt_phandle phandle)
{
    struct rt_ofw_node *np = RT_NULL;

    if (phandle >= OFW_PHANDLE_MIN && phandle <= OFW_PHANDLE_MAX)
    {
        /* rebase from zero */
        rt_phandle poff = phandle - _phandle_range[0];

        np = _phandle_hash[poff];

        if (!np)
        {
            rt_ofw_foreach_allnodes(np)
            {
                if (np->phandle == phandle)
                {
                    _phandle_hash[poff] = np;

                    break;
                }
            }
        }
        else
        {
            rt_ofw_node_get(np);
        }
    }

    return np;
}

struct rt_ofw_node *rt_ofw_get_parent(const struct rt_ofw_node *np)
{