diff options
Diffstat (limited to 'sys/arch/hp300/dev/mt.c')
| -rw-r--r-- | sys/arch/hp300/dev/mt.c | 67 |
1 files changed, 44 insertions, 23 deletions
diff --git a/sys/arch/hp300/dev/mt.c b/sys/arch/hp300/dev/mt.c index 2167809c99b..49defe6daf2 100644 --- a/sys/arch/hp300/dev/mt.c +++ b/sys/arch/hp300/dev/mt.c @@ -1,4 +1,4 @@ -/* $NetBSD: mt.c,v 1.1 1995/10/02 00:28:20 thorpej Exp $ */ +/* $NetBSD: mt.c,v 1.2 1995/12/02 18:22:04 thorpej Exp $ */ /* * Copyright (c) 1992, The University of Utah and @@ -62,6 +62,7 @@ struct mtinfo { int nmtinfo = sizeof(mtinfo) / sizeof(mtinfo[0]); struct mt_softc { + struct hp_device *sc_hd; short sc_hpibno; /* logical HPIB this slave it attached to */ short sc_slave; /* HPIB slave address (0-6) */ short sc_flags; /* see below */ @@ -90,35 +91,55 @@ int mtdebug = 0; #define B_CMD B_XXX /* command buf instead of data */ #define b_cmd b_blkno /* blkno holds cmd when B_CMD */ -int mtinit(), mtintr(); -void mtustart(), mtstart(), mtgo(), mtstrategy(); +int mtmatch(), mtintr(); +void mtattach(), mtustart(), mtstart(), mtgo(), mtstrategy(); struct driver mtdriver = { - mtinit, "mt", (int (*)()) mtstart, (int (*)()) mtgo, mtintr, + mtmatch, mtattach, "mt", (int (*)()) mtstart, (int (*)()) mtgo, mtintr, }; -mtinit(hd) +int +mtmatch(hd) register struct hp_device *hd; { register int unit; register int hpibno = hd->hp_ctlr; register int slave = hd->hp_slave; - register struct mt_softc *sc; + register struct mt_softc *sc = &mt_softc[hd->hp_unit]; register int id; register struct buf *bp; - + + sc->sc_hd = hd; + for (bp = mttab; bp < &mttab[NMT]; bp++) bp->b_actb = &bp->b_actf; unit = hpibid(hpibno, slave); for (id = 0; id < nmtinfo; id++) if (unit == mtinfo[id].hwid) - goto gottype; + return (1); return (0); /* not a known HP magtape */ +} + +void +mtattach(hd) + register struct hp_device *hd; +{ + register int unit; + register int hpibno = hd->hp_ctlr; + register int slave = hd->hp_slave; + register struct mt_softc *sc; + register int id; + register struct buf *bp; + + /* XXX Ick. */ + unit = hpibid(hpibno, slave); + for (id = 0; id < nmtinfo; id++) + if (unit == mtinfo[id].hwid) + break; - gottype: unit = hd->hp_unit; sc = &mt_softc[unit]; sc->sc_type = mtinfo[id].hwid; - printf("mt%d: %s tape\n", unit, mtinfo[id].desc); + printf(": %s tape\n", mtinfo[id].desc); sc->sc_hpibno = hpibno; sc->sc_slave = slave; @@ -127,7 +148,6 @@ mtinit(hd) sc->sc_dq.dq_unit = unit; sc->sc_dq.dq_slave = slave; sc->sc_dq.dq_driver = &mtdriver; - return (1); } /* @@ -248,7 +268,7 @@ mtopen(dev, flag, mode, p) goto errout; } if (!(sc->sc_stat1 & SR1_ONLINE)) { - uprintf("mt%d: not online\n", unit); + uprintf("%s: not online\n", sc->sc_hd->hp_xname); error = EIO; goto errout; } @@ -285,7 +305,8 @@ mtopen(dev, flag, mode, p) if (flag & FWRITE) { if (!(sc->sc_stat1 & SR1_BOT)) { if (sc->sc_density != req_den) { - uprintf("mt%d: can't change density mid-tape\n", unit); + uprintf("%s: can't change density mid-tape\n", + sc->sc_hd->hp_xname); error = EIO; goto errout; } @@ -376,8 +397,8 @@ mtstrategy(bp) #if 0 if (bp->b_bcount & ((1 << WRITE_BITS_IGNORED) - 1)) { tprintf(sc->sc_ttyp, - "mt%d: write record must be multiple of %d\n", - unit, 1 << WRITE_BITS_IGNORED); + "%s: write record must be multiple of %d\n", + sc->sc_hd->hp_xname, 1 << WRITE_BITS_IGNORED); goto error; } #endif @@ -396,8 +417,8 @@ mtstrategy(bp) } if (bp->b_bcount > s) { tprintf(sc->sc_ttyp, - "mt%d: write record (%d) too big: limit (%d)\n", - unit, bp->b_bcount, s); + "%s: write record (%d) too big: limit (%d)\n", + sc->sc_hd->hp_xname, bp->b_bcount, s); error: bp->b_flags |= B_ERROR; bp->b_error = EIO; @@ -732,8 +753,8 @@ mtintr(unit) } if (sc->sc_stat1 & (SR1_ERR | SR1_REJECT)) { i = sc->sc_stat4 & SR4_ERCLMASK; - log(LOG_ERR, "mt%d: %s error, retry %d, SR2/3 %x/%x, code %d\n", - unit, i == SR4_DEVICE ? "device" : + log(LOG_ERR, "%s: %s error, retry %d, SR2/3 %x/%x, code %d\n", + sc->sc_hd->hp_xname, i == SR4_DEVICE ? "device" : (i == SR4_PROTOCOL ? "protocol" : (i == SR4_SELFTEST ? "selftest" : "unknown")), sc->sc_stat4 & SR4_RETRYMASK, sc->sc_stat2, @@ -749,8 +770,8 @@ mtintr(unit) * Report and clear any soft errors. */ if (sc->sc_stat1 & SR1_SOFTERR) { - log(LOG_WARNING, "mt%d: soft error, retry %d\n", - unit, sc->sc_stat4 & SR4_RETRYMASK); + log(LOG_WARNING, "%s: soft error, retry %d\n", + sc->sc_hd->hp_xname, sc->sc_stat4 & SR4_RETRYMASK); sc->sc_stat1 &= ~SR1_SOFTERR; } /* @@ -810,8 +831,8 @@ mtintr(unit) unit, bp->b_bcount, bp->b_resid); } else { tprintf(sc->sc_ttyp, - "mt%d: record (%d) larger than wanted (%d)\n", - unit, i, bp->b_bcount); + "%s: record (%d) larger than wanted (%d)\n", + sc->sc_hd->hp_xname, i, bp->b_bcount); error: sc->sc_flags &= ~MTF_IO; bp->b_error = EIO; |