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113 lines
4.3 KiB
113 lines
4.3 KiB
/**
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Copyright(c) Maynard Electronics, Inc. 1984-91
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Name: drvinf.h
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Description: Structure that describes a drives features.
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$Log: Q:/LOGFILES/DRVINF.H_V $
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Rev 1.12 16 Apr 1993 14:22:04 chrish
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Added define for HW compression.
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Rev 1.11 17 Mar 1993 15:06:02 TERRI
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Added change block size define
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Rev 1.10 24 Feb 1993 15:26:26 GREGG
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Added TDI_SHORT_ERASE and TDI_LONG_ERASE feature bits.
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Rev 1.9 12 Feb 1993 09:00:12 STEVEN
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added TID_FORMAT
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Rev 1.8 08 Dec 1992 08:16:10 IAN
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Added defines for DRV_??? structure elements.
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Rev 1.7 29 Sep 1992 14:11:00 DON
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added TDI_LOADER feature bit
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Rev 1.6 14 Mar 1992 17:41:54 CLIFF
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Moved controller id to the dil hardware structure.
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Rev 1.5 12 Mar 1992 21:02:46 CLIFF
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Added a controller id field.
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Rev 1.4 15 Jan 1992 16:08:02 CLIFF
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Added a second firmware number
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Rev 1.3 10 Jan 1992 14:43:38 CLIFF
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Added field for vendor specified id field
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Rev 1.2 10 Oct 1991 11:36:34 STEVEN
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added retension type
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Rev 1.1 17 Jul 1991 13:55:46 JOHNS
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Updated to current source from ENG3:SYS3.
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**/
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#ifndef DRVINF
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#define DRVINF
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#define DRV_VENDOR_LEN 8
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#define DRV_PRODUCT_LEN 16
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#define DRV_FIRMREV_LEN 4
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#define DRV_FIRMNUM_LEN 5
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#define DRV_SPEC_ID_LEN 16
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typedef struct {
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CHAR drv_vendor[DRV_VENDOR_LEN+1] ; /* contains the vendor information */
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CHAR drv_product[DRV_PRODUCT_LEN+1] ; /* contains the product description */
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CHAR drv_firmnum[DRV_FIRMNUM_LEN+1] ; /* contains the firmware/product number */
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CHAR drv_firmrev[DRV_FIRMREV_LEN+1] ; /* contains the firmware revision number */
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CHAR drv_spec_id[DRV_SPEC_ID_LEN+1] ; /* vendor specified unique id */
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UINT16 drv_media ; /* media type for this drive */
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UINT16 drv_bsize ; /* contains the block size */
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UINT32 drv_features ; /* what this drive supports */
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UINT16 drv_addr ; /* The address of the tape */
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} DRV_INF, *DRV_INF_PTR ;
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/* The following define the attributes of the given drive */
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#define TDI_FAST_FMK 0x00000001 /* Fast filemark search */
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#define TDI_FAST_NBLK 0x00000002 /* Position to any block on tape */
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#define TDI_FAST_EOD 0x00000004 /* Fast position to End of Data */
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#define TDI_REV_FMK 0x00000008 /* Forward search for end of data */
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#define TDI_OVERWRITE 0x00000010 /* Overwrite */
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#define TDI_DIR_TRACK 0x00000020 /* Directory Track Support */
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#define TDI_BLK_POS 0x00000040 /* Returns Block Position */
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#define TDI_FMK 0x00000080 /* Filemarks supported */
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#define TDI_NODATA 0x00000100 /* No Data exceptions supported */
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#define TDI_NODATA_FMK 0x00000200 /* No Data exceptions supported when
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spacing to filemark */
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#define TDI_RETENSION 0x00000800 /* the drive support retension */
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#define TDI_UNLOAD 0x00000400 /* Load unload command support */
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#define TDI_REAL_BLK_POS 0x00001000 /* Real Block Positioning required - drive does
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not auto compensate for ECC, etc. */
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#define TDI_SHOW_BLK 0x00002000 /* SHOW Special Block capability */
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#define TDI_FIND_BLK 0x00004000 /* FIND Special Block capability */
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#define TDI_MODE_CHANGE 0x00008000 /* Supports FFR mode changing between
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FFR and non FFR modes */
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#define TDI_LOADER 0x00010000 /* Loader Device Capability */
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#define TDI_FORMAT 0x00020000 /* Format Tape Capability (DC2000) */
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#define TDI_SHORT_ERASE 0x00040000 /* Supports Short Erase */
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#define TDI_LONG_ERASE 0x00080000 /* Supports Long (Secure) Erase */
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#define TDI_CHNG_BLK_SIZE 0x00100000 /* Supports multiple block sizes */
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#define TDI_DRV_COMPRESSION 0x00200000 /* chs:04-16-93 Supports hardware compression */
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#define TDI_DRV_COMPRESS_ON 0x00400000 /* chs:04-16-93 compression currently turned on */
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#define TDI_DRV_COMPRES_INIT 0x00800000 /* chs:04-16-93 compression on at init */
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/* Media Types */
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#define CARTRIDGE 0
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#define CASSETTE 1
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#define T8MM 2 /* formerly EXABYTE */
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#define T4MM 3 /* formerly DAT */
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#define UNKNOWN 0xffff
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#endif
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