PDC_MODEL_IOPDIR_FDC
((boot_cpu_data.pdc.capabilities & PDC_MODEL_IOPDIR_FDC) == 0))
if (boot_cpu_data.pdc.capabilities & PDC_MODEL_IOPDIR_FDC)
ioc_needs_fdc = boot_cpu_data.pdc.capabilities & PDC_MODEL_IOPDIR_FDC;