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Diffstat (limited to 'linux/src/drivers/scsi/sd.h')
-rw-r--r-- | linux/src/drivers/scsi/sd.h | 65 |
1 files changed, 65 insertions, 0 deletions
diff --git a/linux/src/drivers/scsi/sd.h b/linux/src/drivers/scsi/sd.h new file mode 100644 index 0000000..02b3437 --- /dev/null +++ b/linux/src/drivers/scsi/sd.h @@ -0,0 +1,65 @@ +/* + * sd.h Copyright (C) 1992 Drew Eckhardt + * SCSI disk driver header file by + * Drew Eckhardt + * + * <drew@colorado.edu> + * + * Modified by Eric Youngdale eric@aib.com to + * add scatter-gather, multiple outstanding request, and other + * enhancements. + */ +#ifndef _SD_H +#define _SD_H +/* + $Header: cvs/gnumach/linux/src/drivers/scsi/Attic/sd.h,v 1.1 1999/04/26 05:55:03 tb Exp $ +*/ + +#ifndef _SCSI_H +#include "scsi.h" +#endif + +#ifndef _GENDISK_H +#include <linux/genhd.h> +#endif + +extern struct hd_struct * sd; + +typedef struct scsi_disk { + unsigned capacity; /* size in blocks */ + unsigned sector_size; /* size in bytes */ + Scsi_Device *device; + unsigned char ready; /* flag ready for FLOPTICAL */ + unsigned char write_prot; /* flag write_protect for rmvable dev */ + unsigned char sector_bit_size; /* sector_size = 2 to the bit size power */ + unsigned char sector_bit_shift; /* power of 2 sectors per FS block */ + unsigned ten:1; /* support ten byte read / write */ + unsigned remap:1; /* support remapping */ + unsigned has_part_table:1; /* has partition table */ +} Scsi_Disk; + +extern Scsi_Disk * rscsi_disks; + +extern int revalidate_scsidisk(kdev_t dev, int maxusage); + +#endif + +/* + * Overrides for Emacs so that we follow Linus's tabbing style. + * Emacs will notice this stuff at the end of the file and automatically + * adjust the settings for this buffer only. This must remain at the end + * of the file. + * --------------------------------------------------------------------------- + * Local variables: + * c-indent-level: 4 + * c-brace-imaginary-offset: 0 + * c-brace-offset: -4 + * c-argdecl-indent: 4 + * c-label-offset: -4 + * c-continued-statement-offset: 4 + * c-continued-brace-offset: 0 + * indent-tabs-mode: nil + * tab-width: 8 + * End: + */ + |