diff options
| author | kstailey <kstailey@cvs.openbsd.org> | 1997-03-10 00:57:00 +0000 |
|---|---|---|
| committer | kstailey <kstailey@cvs.openbsd.org> | 1997-03-10 00:57:00 +0000 |
| commit | 6dde7bdd6d31e28dd4ed8dc26901956fa891f846 (patch) | |
| tree | e22edbd21e606ae4c83170961a5df1867152d3e9 | |
| parent | 3d6a69ade7fcee6e4e4616208ffbfdf1a02f2d87 (diff) | |
Start of generic scanner read().
| -rw-r--r-- | sys/scsi/ss.c | 19 |
1 files changed, 17 insertions, 2 deletions
diff --git a/sys/scsi/ss.c b/sys/scsi/ss.c index 18d6f1a6432..e731bbacf07 100644 --- a/sys/scsi/ss.c +++ b/sys/scsi/ss.c @@ -1,4 +1,4 @@ -/* $OpenBSD: ss.c,v 1.19 1997/03/09 17:45:01 kstailey Exp $ */ +/* $OpenBSD: ss.c,v 1.20 1997/03/10 00:56:59 kstailey Exp $ */ /* $NetBSD: ss.c,v 1.10 1996/05/05 19:52:55 christos Exp $ */ /* @@ -534,6 +534,8 @@ ssstart(v) struct ss_softc *ss = v; struct scsi_link *sc_link = ss->sc_link; register struct buf *bp, *dp; + struct scsi_r_scanner cmd; + int flags; SC_DEBUG(sc_link, SDEV_DB2, ("ssstart ")); /* @@ -564,7 +566,20 @@ ssstart(v) (ss->special->read)(ss, bp); } else { /* generic scsi2 scanner read */ - /* XXX add code for SCSI2 scanner read */ + if (ss->quirkdata->quirks & SS_Q_GET_BUFFER_SIZE) { + /* XXX add GET BUFFER SIZE command */ + } + bzero(&cmd, sizeof(cmd)); + cmd.opcode = READ; + _lto3b(bp->b_bcount, cmd.len); + flags = SCSI_DATA_IN; + /* + * go ask the adapter to do all this for us + */ + if (scsi_scsi_cmd(sc_link, (struct scsi_generic *) &cmd, + sizeof(cmd), (u_char *) bp->b_data, bp->b_bcount, 0, + 100000, bp, flags | SCSI_NOSLEEP)) + printf("%s: not queued\n", ss->sc_dev.dv_xname); } } } |