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Diffstat (limited to 'linux/src/drivers/scsi/sr.h')
| -rw-r--r-- | linux/src/drivers/scsi/sr.h | 40 |
1 files changed, 40 insertions, 0 deletions
diff --git a/linux/src/drivers/scsi/sr.h b/linux/src/drivers/scsi/sr.h new file mode 100644 index 0000000..381678a --- /dev/null +++ b/linux/src/drivers/scsi/sr.h @@ -0,0 +1,40 @@ +/* + * sr.h by David Giller + * CD-ROM disk driver header file + * + * adapted from: + * 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 _SR_H +#define _SR_H + +#include "scsi.h" + +typedef struct + { + unsigned capacity; /* size in blocks */ + unsigned sector_size; /* size in bytes */ + Scsi_Device *device; + unsigned long mpcd_sector; /* for reading multisession-CD's */ + char xa_flags; /* some flags for handling XA-CD's */ + unsigned char sector_bit_size; /* sector size = 2^sector_bit_size */ + unsigned char sector_bit_shift; /* sectors/FS block = 2^sector_bit_shift*/ + unsigned needs_sector_size:1; /* needs to get sector size */ + unsigned ten:1; /* support ten byte commands */ + unsigned remap:1; /* support remapping */ + unsigned use:1; /* is this device still supportable */ + unsigned auto_eject:1; /* auto-eject medium on last release. */ + } Scsi_CD; + +extern Scsi_CD * scsi_CDs; + +#endif |