xref: /linux/include/scsi/scsicam.h (revision fd639726bf15fca8ee1a00dce8e0096d0ad9bd18)
1 /* SPDX-License-Identifier: GPL-2.0 */
2 /*
3  * scsicam.h - SCSI CAM support functions, use for HDIO_GETGEO, etc.
4  *
5  * Copyright 1993, 1994 Drew Eckhardt
6  *      Visionary Computing
7  *      (Unix and Linux consulting and custom programming)
8  *      drew@Colorado.EDU
9  *	+1 (303) 786-7975
10  *
11  * For more information, please consult the SCSI-CAM draft.
12  */
13 
14 #ifndef SCSICAM_H
15 #define SCSICAM_H
16 extern int scsicam_bios_param (struct block_device *bdev, sector_t capacity, int *ip);
17 extern int scsi_partsize(unsigned char *buf, unsigned long capacity,
18            unsigned int  *cyls, unsigned int *hds, unsigned int *secs);
19 extern unsigned char *scsi_bios_ptable(struct block_device *bdev);
20 #endif /* def SCSICAM_H */
21