DB_CONF_CONF_CSR
regval = pci_config_get16(dbp->conf_handle, (off_t)DB_CONF_CONF_CSR);
pci_config_put16(dbp->conf_handle, (off_t)DB_CONF_CONF_CSR,
(off_t)DB_CONF_CONF_CSR);
cr->config_csr = pci_config_get16(config_handle, DB_CONF_CONF_CSR);