ataspec_t4 72 drivers/ata/pata_mpc52xx.c static const u16 ataspec_t4[5] = { 30, 20, 15, 10, 10}; ataspec_t4 283 drivers/ata/pata_mpc52xx.c t4 = CALC_CLKCYC(ipb_period, 1000 * ataspec_t4[pio]);