Function create_phy_by_mask

components/drivers/phy/phy.c:360–384

* @brief create phy device by mask * * @param bus MII bus pointer * @param phy_mask the mask which phy addr corresponding will be set 1 * @param devad dev addr if be set to zero it means c22 mode,else it means c45 mode * * @return if create success return the phy device pointer,if create fail return NULL */

 * @return if create success return the phy device pointer,if create fail return NULL
 */
static struct rt_phy_device *create_phy_by_mask(struct mii_bus *bus, unsigned int phy_mask,int devad)
{
    rt_uint32_t id = 0xffffffff;
    rt_bool_t is_c45;

    while (phy_mask)
    {
        int addr = __rt_ffs(phy_mask) - 1;
        int r = get_phy_id(bus, addr, devad, &id);

        if (r == 0 && id == 0)
        {
            phy_mask &= ~(1 << addr);
            continue;
        }

        if (r == 0 && (id & 0x1fffffff) != 0x1fffffff)
        {
            is_c45 = (devad == RT_MDIO_DEVAD_NONE) ? RT_FALSE : RT_TRUE;
            return rt_phy_device_create(bus, addr, id, is_c45);
        }

    }
    return RT_NULL;
}

/**
 * @brief create phy device by mask