mpt_calc_geometry(struct ccb_calc_geometry *ccg, int extended)
{
cam_calc_geometry(ccg, extended);
- uint32_t size_mb;
- uint32_t secs_per_cylinder;
-
- if (ccg->block_size == 0) {
- ccg->ccb_h.status = CAM_REQ_INVALID;
- return;
- }
- size_mb = ccg->volume_size / ((1024L * 1024L) / ccg->block_size);
- if (size_mb > 1024 && extended) {
- ccg->heads = 255;
- ccg->secs_per_track = 63;
- } else {
- ccg->heads = 64;
- ccg->secs_per_track = 32;
- }
- secs_per_cylinder = ccg->heads * ccg->secs_per_track;
- ccg->cylinders = ccg->volume_size / secs_per_cylinder;
- ccg->ccb_h.status = CAM_REQ_CMP;
}
/****************************** Timeout Recovery ******************************/