diff options
| -rw-r--r-- | sys/i386/include/wtio.h | 30 | ||||
| -rw-r--r-- | sys/i386/isa/wt.c | 67 | ||||
| -rw-r--r-- | sys/i386/isa/wtreg.h | 6 |
3 files changed, 76 insertions, 27 deletions
diff --git a/sys/i386/include/wtio.h b/sys/i386/include/wtio.h new file mode 100644 index 0000000..868e347 --- /dev/null +++ b/sys/i386/include/wtio.h @@ -0,0 +1,30 @@ +#ifndef _MACHINE_WTIO_H +#define _MACHINE_WTIO_H + +/* + * Streamer tape driver for 386bsd and FreeBSD. + * Supports Archive and Wangtek compatible QIC-02/QIC-36 boards. + * + * Copyright (C) 1993 by: + * Sergey Ryzhkov <sir@kiae.su> + * Serge Vakulenko <vak@zebub.msk.su> + * + * This software is distributed with NO WARRANTIES, not even the implied + * warranties for MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. + * + * Authors grant any other persons or organizations permission to use + * or modify this software as long as this message is kept with the software, + * all derivative works or modified versions. + * + * This driver is derived from the old 386bsd Wangtek streamer tape driver, + * made by Robert Baron at CMU, based on Intel sources. + * + * $Id$ + * + */ + +/* formats for printing flags and error values */ +#define WTDS_BITS "\20\1inuse\2read\3write\4start\5rmark\6wmark\7rew\10excep\11vol\12wo\13ro\14wany\15rany\16wp\17timer\20active" +#define WTER_BITS "\20\1eof\2bnl\3uda\4eom\5wrp\6usl\7cni\11por\12erm\13bpe\14bom\15mbd\16ndt\17ill" + +#endif /* _MACHINE_WTIO_H */ diff --git a/sys/i386/isa/wt.c b/sys/i386/isa/wt.c index f571e46..ff7b52b 100644 --- a/sys/i386/isa/wt.c +++ b/sys/i386/isa/wt.c @@ -1,3 +1,4 @@ + /* * Streamer tape driver for 386bsd and FreeBSD. * Supports Archive and Wangtek compatible QIC-02/QIC-36 boards. @@ -19,7 +20,7 @@ * the original CMU copyright notice. * * Version 1.3, Thu Nov 11 12:09:13 MSK 1993 - * $Id: wt.c,v 1.28 1996/01/08 12:46:14 joerg Exp $ + * $Id: wt.c,v 1.29 1996/01/27 02:33:37 bde Exp $ * */ @@ -76,6 +77,7 @@ #include <vm/vm_param.h> #include <machine/clock.h> +#include <machine/wtio.h> #include <i386/isa/isa_device.h> #include <i386/isa/wtreg.h> @@ -310,13 +312,15 @@ wtattach (struct isa_device *id) struct isa_driver wtdriver = { wtprobe, wtattach, "wt", }; -int wtdump (dev_t dev) +int +wtdump (dev_t dev) { /* Not implemented */ return (EINVAL); } -int wtsize (dev_t dev) +int +wtsize (dev_t dev) { /* Not implemented */ return (-1); @@ -325,7 +329,8 @@ int wtsize (dev_t dev) /* * Open routine, called on every device open. */ -int wtopen (dev_t dev, int flag, int fmt, struct proc *p) +int +wtopen (dev_t dev, int flag, int fmt, struct proc *p) { int u = minor (dev) & T_UNIT; wtinfo_t *t = wttab + u; @@ -403,7 +408,8 @@ int wtopen (dev_t dev, int flag, int fmt, struct proc *p) /* * Close routine, called on last device close. */ -int wtclose (dev_t dev, int flags, int fmt, struct proc *p) +int +wtclose (dev_t dev, int flags, int fmt, struct proc *p) { int u = minor (dev) & T_UNIT; wtinfo_t *t = wttab + u; @@ -451,7 +457,8 @@ done: * ioctl (int fd, MTIOCGET, struct mtget *buf) -- get status * ioctl (int fd, MTIOCTOP, struct mtop *buf) -- do BSD-like op */ -int wtioctl (dev_t dev, int cmd, caddr_t arg, int flags, struct proc *p) +int +wtioctl (dev_t dev, int cmd, caddr_t arg, int flags, struct proc *p) { int u = minor (dev) & T_UNIT; wtinfo_t *t = wttab + u; @@ -541,7 +548,8 @@ int wtioctl (dev_t dev, int cmd, caddr_t arg, int flags, struct proc *p) /* * Strategy routine. */ -void wtstrategy (struct buf *bp) +void +wtstrategy (struct buf *bp) { int u = minor (bp->b_dev) & T_UNIT; wtinfo_t *t = wttab + u; @@ -611,7 +619,8 @@ xit: biodone (bp); /* * Interrupt routine. */ -void wtintr (int u) +void +wtintr (int u) { wtinfo_t *t = wttab + u; unsigned char s; @@ -701,7 +710,8 @@ void wtintr (int u) } /* start the rewind operation */ -static void wtrewind (wtinfo_t *t) +static void +wtrewind (wtinfo_t *t) { int rwmode = (t->flags & (TPRO | TPWO)); @@ -721,7 +731,8 @@ static void wtrewind (wtinfo_t *t) } /* start the `read marker' operation */ -static int wtreadfm (wtinfo_t *t) +static int +wtreadfm (wtinfo_t *t) { t->flags &= ~(TPRO | TPWO | TPVOL); if (! wtcmd (t, QIC_READFM)) { @@ -735,7 +746,8 @@ static int wtreadfm (wtinfo_t *t) } /* write marker to the tape */ -static int wtwritefm (wtinfo_t *t) +static int +wtwritefm (wtinfo_t *t) { tsleep ((caddr_t)wtwritefm, WTPRI, "wtwfm", hz); /* timeout: 1 second */ t->flags &= ~(TPRO | TPWO); @@ -749,7 +761,8 @@ static int wtwritefm (wtinfo_t *t) } /* while controller status & mask == bits continue waiting */ -static int wtpoll (wtinfo_t *t, int mask, int bits) +static int +wtpoll (wtinfo_t *t, int mask, int bits) { int s, i; @@ -775,7 +788,8 @@ static int wtpoll (wtinfo_t *t, int mask, int bits) } /* execute QIC command */ -static int wtcmd (wtinfo_t *t, int cmd) +static int +wtcmd (wtinfo_t *t, int cmd) { int s, x; @@ -798,7 +812,8 @@ static int wtcmd (wtinfo_t *t, int cmd) } /* wait for the end of i/o, seeking marker or rewind operation */ -static int wtwait (wtinfo_t *t, int catch, char *msg) +static int +wtwait (wtinfo_t *t, int catch, char *msg) { int error; @@ -810,7 +825,8 @@ static int wtwait (wtinfo_t *t, int catch, char *msg) } /* initialize dma for the i/o operation */ -static void wtdma (wtinfo_t *t) +static void +wtdma (wtinfo_t *t) { t->flags |= TPACTIVE; wtclock (t); @@ -826,7 +842,8 @@ static void wtdma (wtinfo_t *t) } /* start i/o operation */ -static int wtstart (wtinfo_t *t, unsigned flags, void *vaddr, unsigned len) +static int +wtstart (wtinfo_t *t, unsigned flags, void *vaddr, unsigned len) { int s, x; @@ -849,7 +866,8 @@ static int wtstart (wtinfo_t *t, unsigned flags, void *vaddr, unsigned len) } /* start timer */ -static void wtclock (wtinfo_t *t) +static void +wtclock (wtinfo_t *t) { if (! (t->flags & TPTIMER)) { t->flags |= TPTIMER; @@ -864,7 +882,8 @@ static void wtclock (wtinfo_t *t) * This is necessary in case interrupts get eaten due to * multiple devices on a single IRQ line. */ -static void wtimer (void *xt) +static void +wtimer (void *xt) { wtinfo_t *t = (wtinfo_t *)xt; int s; @@ -887,7 +906,8 @@ static void wtimer (void *xt) } /* reset the controller */ -static int wtreset (wtinfo_t *t) +static int +wtreset (wtinfo_t *t) { /* Perform QIC-02 and QIC-36 compatible reset sequence. */ /* Thanks to Mikael Hybsch <micke@dynas.se>. */ @@ -915,7 +935,8 @@ static int wtreset (wtinfo_t *t) /* get controller status information */ /* return 0 if user i/o request should receive an i/o error code */ -static int wtsense (wtinfo_t *t, int verb, int ignor) +static int +wtsense (wtinfo_t *t, int verb, int ignor) { char *msg = 0; int err; @@ -955,7 +976,8 @@ static int wtsense (wtinfo_t *t, int verb, int ignor) } /* get controller status information */ -static int wtstatus (wtinfo_t *t) +static int +wtstatus (wtinfo_t *t) { char *p; int x; @@ -991,7 +1013,8 @@ static int wtstatus (wtinfo_t *t) static wt_devsw_installed = 0; -static void wt_drvinit(void *unused) +static void +wt_drvinit(void *unused) { dev_t dev; diff --git a/sys/i386/isa/wtreg.h b/sys/i386/isa/wtreg.h index 2ee160b..d86d783 100644 --- a/sys/i386/isa/wtreg.h +++ b/sys/i386/isa/wtreg.h @@ -19,7 +19,7 @@ * the original CMU copyright notice. * * Version 1.3, Thu Nov 11 12:09:13 MSK 1993 - * $Id: wtreg.h,v 1.6 1996/01/08 12:46:15 joerg Exp $ + * $Id: wtreg.h,v 1.7 1996/01/30 22:56:14 mpp Exp $ * */ @@ -104,10 +104,6 @@ #define TP_ST1 0x8000 /* Status byte 1 bits */ #define TP_ST1MASK 0xff00 /* Status byte 1 mask */ -/* formats for printing flags and error values */ -#define WTDS_BITS "\20\1inuse\2read\3write\4start\5rmark\6wmark\7rew\10excep\11vol\12wo\13ro\14wany\15rany\16wp\17timer\20active" -#define WTER_BITS "\20\1eof\2bnl\3uda\4eom\5wrp\6usl\7cni\11por\12erm\13bpe\14bom\15mbd\16ndt\17ill" - /* device minor number */ #define WT_BSIZE 0100 /* long block flag */ #define WT_DENSEL 0070 /* density select mask */ |
