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ATA_STD_BIOS_PARAM(9) libata SCSI translation/emulat ATA_STD_BIOS_PARAM(9)

NAME

ata_std_bios_param - generic bios head/sector/cylinder calculator used by sd.

SYNOPSIS

int ata_std_bios_param(struct scsi_device * sdev, struct block_device * bdev, sector_t capacity, int geom[]);

ARGUMENTS

sdev
SCSI device for which BIOS geometry is to be determined
bdev
block device associated with sdev
capacity
capacity of SCSI device
geom[]
location to which geometry will be output

DESCRIPTION

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.

LOCKING

Defined by the SCSI layer. We don't really care.

RETURNS

Zero.

AUTHOR

Jeff Garzik
Author.

COPYRIGHT

March 2016 Kernel Hackers Manual 3.2.