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Make the WD code work on my P6DNF running on the SMP code. It appears

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that there was an "early" interrupt, and this checks for it.
This commit is contained in:
dyson 1997-08-04 05:26:49 +00:00
parent ec0474c458
commit b8ed1d9a7f
1 changed files with 4 additions and 1 deletions
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5
sys/i386/isa/wd.c
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@ -34,7 +34,7 @@
* SUCH DAMAGE. * SUCH DAMAGE.
* *
* from: @(#)wd.c 7.2 (Berkeley) 5/9/91 * from: @(#)wd.c 7.2 (Berkeley) 5/9/91
* $Id: wd.c,v 1.132 1997/07/20 14:10:17 bde Exp $ * $Id: wd.c,v 1.133 1997/07/29 12:57:24 sos Exp $
*/ */
/* TODO: /* TODO:
@ -1037,6 +1037,9 @@ wdintr(int unit)
/* finish off DMA. ignore errors if we're not using it. */ /* finish off DMA. ignore errors if we're not using it. */
if (du->dk_flags & (DKFL_DMA|DKFL_USEDMA)) { if (du->dk_flags & (DKFL_DMA|DKFL_USEDMA)) {
if ((wddma.wdd_dmastatus(du->dk_dmacookie) & WDDS_INTERRUPT) == 0)
return;
if ((wddma.wdd_dmadone(du->dk_dmacookie) != WDDS_INTERRUPT) && if ((wddma.wdd_dmadone(du->dk_dmacookie) != WDDS_INTERRUPT) &&
!(du->dk_flags & DKFL_USEDMA)) { !(du->dk_flags & DKFL_USEDMA)) {
wderror(bp, du, "wdintr: DMA failure"); wderror(bp, du, "wdintr: DMA failure");