diff options
| -rw-r--r-- | sys/sys/ftape.h | 222 |
1 files changed, 222 insertions, 0 deletions
diff --git a/sys/sys/ftape.h b/sys/sys/ftape.h new file mode 100644 index 000000000000..79a644276ad0 --- /dev/null +++ b/sys/sys/ftape.h @@ -0,0 +1,222 @@ +/* + * Copyright (c) 1993 Steve Gerakines + * + * This is freely redistributable software. You may do anything you + * wish with it, so long as the above notice stays intact. + * + * THIS SOFTWARE IS PROVIDED BY THE AUTHOR(S) ``AS IS'' AND ANY EXPRESS + * OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED + * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE + * DISCLAIMED. IN NO EVENT SHALL THE AUTHOR(S) BE LIABLE FOR ANY DIRECT, + * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES + * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR + * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, + * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING + * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGE. + * + * ftape.h - QIC-40/80 floppy tape driver functions + * 10/30/93 v0.3 + * Set up constant values. Added support to get hardware info. + * + * 08/07/93 v0.2 + * Header file that sits in /sys/sys, first revision. Support for + * ioctl functions added. + */ + +#ifndef _FTAPE_H_ +#define _FTAPE_H_ + +#ifndef _IOCTL_H_ +#include <sys/ioctl.h> +#endif + +/* Miscellaneous constant values */ +#define QCV_BLKSIZE 1024 /* Size of a block */ +#define QCV_SEGSIZE 32768 /* Size of a segment */ +#define QCV_BLKSEG 32 /* Blocks per segment */ +#define QCV_ECCSIZE 3072 /* Bytes ecc eats */ +#define QCV_ECCBLKS 3 /* Blocks ecc eats */ +#define QCV_NFMT 3 /* Number of tape formats */ +#define QCV_NLEN 5 /* Number of tape lengths */ +#define QCV_HDRMAGIC 0xaa55aa55 /* Magic for header segment */ +#define QCV_FSMAGIC 0x33cc33cc /* Magic for fileset */ + +#define UCHAR unsigned char +#define USHORT unsigned short +#define ULONG unsigned long + +/* Segment request structure. */ +typedef struct qic_segment { + ULONG sg_trk; /* Track number */ + ULONG sg_seg; /* Segment number */ + ULONG sg_crcmap; /* Returned bitmap of CRC errors */ + ULONG sg_badmap; /* Map of known bad sectors */ + UCHAR *sg_data; /* Segment w/bad blocks discarded */ +} QIC_Segment; + +/* Tape geometry structure. */ +typedef struct qic_geom { + int g_fmtno; /* Format number */ + int g_lenno; /* Length number */ + char g_fmtdesc[16]; /* Format text description */ + char g_lendesc[16]; /* Length text description */ + int g_trktape; /* Number of tracks per tape */ + int g_segtrk; /* Number of segments per track */ + int g_blktrk; /* Number of blocks per track */ + int g_fdtrk; /* Floppy disk tracks */ + int g_fdside; /* Floppy disk sectors/side */ +} QIC_Geom; + +/* Tape hardware info */ +typedef struct qic_hwinfo { + int hw_make; /* 10-bit drive make */ + int hw_model; /* 6-bit model */ + int hw_rombeta; /* TRUE if beta rom */ + int hw_romid; /* 8-bit rom ID */ +} QIC_HWInfo; + +/* Various ioctl() routines. */ +#define QIOREAD _IOWR('q', 1, QIC_Segment) /* Read segment */ +#define QIOWRITE _IOW('q', 2, QIC_Segment) /* Write segment */ +#define QIOREWIND _IO('q', 3) /* Rewind tape */ +#define QIOBOT _IO('q', 4) /* Seek beg of trk */ +#define QIOEOT _IO('q', 5) /* Seek end of trk */ +#define QIOTRACK _IOW('q', 6, int) /* Seek to track */ +#define QIOSEEKLP _IO('q', 7) /* Seek load point */ +#define QIOFORWARD _IO('q', 8) /* Move tape fwd */ +#define QIOSTOP _IO('q', 9) /* Stop tape */ +#define QIOPRIMARY _IO('q', 10) /* Primary mode */ +#define QIOFORMAT _IO('q', 11) /* Format mode */ +#define QIOVERIFY _IO('q', 12) /* Verify mode */ +#define QIOWRREF _IO('q', 13) /* Write ref burst */ +#define QIOSTATUS _IOR('q', 14, int) /* Get drive status */ +#define QIOCONFIG _IOR('q', 15, int) /* Get tape config */ +#define QIOGEOM _IOR('q', 16, QIC_Geom) /* Get geometry */ +#define QIOHWINFO _IOR('q', 17, QIC_HWInfo) /* Get hardware inf */ +#define QIOSENDHDR _IOW('q', 18, QIC_Segment) /* Send header */ +#define QIORECVHDR _IOWR('q', 19, QIC_Segment) /* Receive header */ + +/* QIC drive status bits. */ +#define QS_READY 0x01 /* Drive ready */ +#define QS_ERROR 0x02 /* Error detected */ +#define QS_CART 0x04 /* Tape in drive */ +#define QS_RDONLY 0x08 /* Write protect */ +#define QS_NEWCART 0x10 /* New tape inserted */ +#define QS_FMTOK 0x20 /* Tape is formatted */ +#define QS_BOT 0x40 /* Tape at beginning */ +#define QS_EOT 0x80 /* Tape at end */ + +/* QIC configuration bits. */ +#define QCF_RTMASK 0x18 /* Rate mask */ +#define QCF_RT250 0x00 /* 250K bps */ +#define QCF_RT2 0x01 /* 2M bps */ +#define QCF_RT500 0x02 /* 500K bps */ +#define QCF_RT1 0x03 /* 1M bps */ +#define QCF_EXTRA 0x40 /* Extra length tape */ +#define QCF_QIC80 0x80 /* QIC-80 detected */ + +/* QIC tape status bits. */ +#define QTS_FMMASK 0x0f /* Tape format mask */ +#define QTS_LNMASK 0xf0 /* Tape length mask */ +#define QTS_QIC40 0x01 /* QIC-40 tape */ +#define QTS_QIC80 0x02 /* QIC-80 tape */ +#define QTS_QIC500 0x03 /* QIC-500 tape */ +#define QTS_LEN1 0x10 /* 205 ft/550 Oe */ +#define QTS_LEN2 0x20 /* 307.5 ft/550 Oe */ +#define QTS_LEN3 0x30 /* 295 ft/900 Oe */ +#define QTS_LEN4 0x40 /* 1100 ft/550 Oe */ +#define QTS_LEN5 0x50 /* 1100 ft/900 Oe */ + +/* Tape header segment structure */ +typedef struct qic_header { + ULONG qh_sig; /* Header signature 0x55aa55aa */ + UCHAR qh_fmtc; /* Format code */ + UCHAR qh_unused1; + USHORT qh_hseg; /* Header segment number */ + USHORT qh_dhseg; /* Duplicate header segment number */ + USHORT qh_first; /* First logical area data segment */ + USHORT qh_last; /* Last logical area data segment */ + UCHAR qh_fmtdate[4]; /* Most recent format date */ + UCHAR qh_chgdate[4]; /* Most recent tape change date */ + UCHAR qh_unused2[2]; + USHORT qh_tstrk; /* Tape segments per track */ + UCHAR qh_ttcart; /* Tape tracks per cartridge */ + UCHAR qh_mfside; /* Max floppy sides */ + UCHAR qh_mftrk; /* Max floppy tracks */ + UCHAR qh_mfsect; /* Max floppy sector */ + char qh_tname[44]; /* Tape name (ASCII, space filled) */ + UCHAR qh_namdate[4]; /* Date tape was given a name */ + USHORT qh_cprseg; /* Compression map start segment */ + UCHAR qh_unused3[48]; + UCHAR qh_refmt; /* Re-format flag */ + UCHAR qh_unused4; + UCHAR qh_iocount[4]; /* I/O count for life of tape */ + UCHAR qh_unused5[4]; + UCHAR qh_ffmtdate[4]; /* Date first formatted */ + USHORT qh_fmtcount; /* Number of times formatted */ + USHORT qh_badsect; /* Failed sector count */ + char qh_mfname[44]; /* Manufacturer name if pre-formatted */ + char qh_mflot[44]; /* Manufacturer lot code */ + UCHAR qh_unused6[22]; + ULONG qh_fail[448]; /* Failed sector log */ + ULONG qh_badmap[6912]; /* Bad sector map */ +} QIC_Header; + +/* Volume table of contents entry structure. */ +typedef struct qic_vtbl { + UCHAR vt_sig[4]; /* Signature "VTBL" if entry used */ + USHORT vt_first; /* Starting segment */ + USHORT vt_last; /* Ending segment */ + char vt_vname[44]; /* Set name */ + UCHAR vt_savdate[4]; /* Date saved */ + UCHAR vt_flags; /* Volume flags */ + UCHAR vt_multi; /* Multi cartidge sequence no. */ + UCHAR vt_vext[26]; /* Extension data */ + char vt_passwd[8]; /* Password for volume */ + UCHAR vt_dirsize[4]; /* Directory section size */ + UCHAR vt_dtasize[4]; /* Data section size */ + USHORT vt_osver; /* Operating System version */ + char vt_label[16]; /* Source drive label */ + UCHAR vt_ldev; /* Logical device origin */ + UCHAR vt_pdev; /* Physical device origin */ + UCHAR vt_cprtype; /* Compression type */ + UCHAR vt_ostype; /* Operating System type */ + UCHAR vt_ostype2; /* Always zero ?? */ + UCHAR vt_isocpr; /* ISO compression type */ + UCHAR vt_unused1[4]; +} QIC_VTbl; + +/* Data compression map structure. */ +typedef struct qic_dcmap { + UCHAR dc_sig[4]; /* Siguature "DCMS" */ + USHORT dc_mlen; /* Total map length */ + UCHAR dc_unused1[6]; + ULONG dc_offset[7421]; /* Byte offsets to segments */ +} QIC_DCMap; + +/* System specific file set structures - Unix */ +typedef struct qic_unix_set { + UCHAR fsu_perm; /* Permissions */ + UCHAR fsu_attr2; /* More attributes */ + UCHAR fsu_ctime[4]; /* Creation time */ + UCHAR fsu_atime[4]; /* Last access time */ + UCHAR fsu_inode[4]; /* i-node number */ + UCHAR fsu_user[4]; /* User number */ + UCHAR fsu_group[4]; /* Group number */ + UCHAR fsu_major; /* Major device number */ + UCHAR fsu_minor; /* Minor device number */ + UCHAR fsu_nsize; /* Name size */ + UCHAR fsu_name; /* Entry name starts here */ +} QIC_Unix_Set; + +/* File set structure */ +typedef struct qic_fileset { + UCHAR fs_size; /* Size of fixed + system size - 1 */ + UCHAR fs_attr; /* Attributes */ + UCHAR fs_mtime; /* Modification time */ + UCHAR fs_dsize[4]; /* Data size */ +} QIC_FileSet; + +#endif /* _FTAPE_H_ */ |