ata_std_bios_param (9) - Linux Man Pages
ata_std_bios_param: generic bios head/sector/cylinder calculator used by sd.
ata_std_bios_param - generic bios head/sector/cylinder calculator used by sd.
int ata_std_bios_param(struct scsi_device
*sdev, struct block_device *bdev, sector_t capacity, int geom);
- SCSI device for which BIOS geometry is to be determined
- block device associated with sdev
- capacity of SCSI device
- location to which geometry will be output
Generic bios head/sector/cylinder calculator used by sd. Most BIOSes nowadays expect a XXX/255/16 (CHS) mapping. Some situations may arise where the disk is not bootable if this is not used.