Function _mm_aspace_map_phy

components/mm/mm_aspace.c:752–806

}

int _mm_aspace_map_phy(rt_aspace_t aspace, rt_varea_t varea,
                       rt_mm_va_hint_t hint, rt_size_t attr, rt_size_t pa_off,
                       void **ret_va)
{
    int err;
    void *vaddr;

    if (!aspace || !hint || !hint->limit_range_size || !hint->map_size)
    {
        LOG_W("%s: Invalid input", __func__);
        err = -RT_EINVAL;
    }
    else if (_not_align(hint->prefer, hint->map_size, ARCH_PAGE_MASK))
    {
        LOG_W("%s: not aligned", __func__);
        err = -RT_EINVAL;
    }
    else if (_not_in_range(hint->flags, hint->limit_start, hint->limit_range_size, aspace->start,
                      aspace->size) ||
        _not_in_range(hint->flags, hint->prefer, hint->map_size, aspace->start,
                      aspace->size))
    {
        LOG_W("%s: not in range", __func__);
        err = -RT_EINVAL;
    }
    else
    {
        struct _mapping_property prop = INIT_PROP(0, pa_off, hint->flags, attr);

        WR_LOCK(aspace);
        err = _varea_install(aspace, &varea, hint, &prop, &vaddr);
        if (err == RT_EOK)
        {
            err = _do_named_map(aspace, varea, varea->start, varea->size,
                                (rt_size_t)pa_off, attr);

            if (err != RT_EOK)
            {
                _varea_uninstall_locked(varea);
            }
        }

        WR_UNLOCK(aspace);
    }

    if (ret_va)
    {
        if (err == RT_EOK)
            *ret_va = vaddr;
        else
            *ret_va = RT_NULL;
    }

    return err;
}

int rt_aspace_map_phy(rt_aspace_t aspace, rt_mm_va_hint_t hint, rt_size_t attr,
                      rt_size_t pa_off, void **ret_va)