diff options
| author | brian <brian@FreeBSD.org> | 1999-05-03 09:32:31 +0000 |
|---|---|---|
| committer | brian <brian@FreeBSD.org> | 1999-05-03 09:32:31 +0000 |
| commit | 29a7fdd934f8d66f6d7f1a99338b23a5783cd3ce (patch) | |
| tree | 3750f53bac76e2e657a210c02aaf5156ddd220e5 /sys/gnu | |
| parent | 3e587269bb5ac05042224b71265ce97f6411e0a5 (diff) | |
| download | FreeBSD-src-29a7fdd934f8d66f6d7f1a99338b23a5783cd3ce.zip FreeBSD-src-29a7fdd934f8d66f6d7f1a99338b23a5783cd3ce.tar.gz | |
Add an additional probe, hopefully allowing me to distinguish
between the PC/Xi and PC/Xem boards. Now all I need is for
someone with a PC/Xem to tell me what the probe says....
Diffstat (limited to 'sys/gnu')
| -rw-r--r-- | sys/gnu/i386/isa/dgm.c | 16 |
1 files changed, 10 insertions, 6 deletions
diff --git a/sys/gnu/i386/isa/dgm.c b/sys/gnu/i386/isa/dgm.c index c9d9cab..e274ea7 100644 --- a/sys/gnu/i386/isa/dgm.c +++ b/sys/gnu/i386/isa/dgm.c @@ -1,5 +1,5 @@ /*- - * $Id: dgm.c,v 1.10 1999/04/28 10:51:58 dt Exp $ + * $Id: dgm.c,v 1.11 1999/05/02 21:39:52 peter Exp $ * * This driver and the associated header files support the ISA PC/Xem * Digiboards. Its evolutionary roots are described below. @@ -416,9 +416,16 @@ dgmprobe(dev) /* check type of card and get internal memory characteristics */ - v=inb(sc->port); + v = inb(sc->port); - printf("dgm%d: PC/Xem\n",dev->id_unit); + if (!(v & 0x1)) { + int second; + + outb(sc->port, 1); + second = inb(sc->port); + printf("dgm%d: PC/Xem (type %d, %d)\n", dev->id_unit, v, second); + } else + printf("dgm%d: PC/Xem (type %d)\n", dev->id_unit, v); sc->type=PCXEM; sc->mem_seg=0x8000; @@ -659,8 +666,6 @@ dgmattach(dev) shrinkmem=0; } -/* HERE */ - port->txptr=mem+( ((bc->tseg)<<4) & 0x7FFF ); port->rxptr=mem+( ((bc->rseg)<<4) & 0x7FFF ); port->txwin=FEPWIN | ((bc->tseg)>>11); @@ -1886,7 +1891,6 @@ dgmstart(tp) setwin(sc,0); head=bc->tin & wmask; -/*HERE*/ do { tail=bc->tout; } while (tail != bc->tout); tail=bc->tout & wmask; |
