~kris/9p

9hist

b09126a2d857d2d0888f83c34315c1229137bd71 — David du Colombier 27 years ago bcbfe41
Plan 9 from Bell Labs 1999-05-05
1 files changed, 5 insertions(+), 5 deletions(-)

M alphapc/dma.c
M alphapc/dma.c => alphapc/dma.c +5 -5
@@ 108,7 108,7 @@ outb(dp->mc, 0);
}

static void
dmastatus(DMA *dp, int chan)
dmastatus(DMA *dp, int chan, char c)
{
	int a, l, s;



@@ 123,7 123,7 @@ dmastatus(DMA *dp, int chan)
	l |= inb(dp->count[chan])<<8;
	s = inb(dp->cmd);
	iunlock(dp);
	print("addr %uX len %uX stat %uX\n", a, l, s);
	print("%c: addr %uX len %uX stat %uX\n", c, a, l, s);
}

void


@@ 134,7 134,7 @@ xdmastatus(int chan)
	dp = &dma[(chan>>2)&1];
	chan = chan & 3;

	dmastatus(dp, chan);
	dmastatus(dp, chan, 'X');
}

/*


@@ 209,7 209,7 @@ dmasetup(int chan, void *va, long len, int isread)
	outb(dp->count[chan], ((len>>dp->shift)-1)>>8);
	outb(dp->sbm, chan);		/* enable the channel */
	iunlock(dp);
dmastatus(dp, chan);
dmastatus(dp, chan, 'S');

	return len;
}


@@ 241,7 241,7 @@ dmaend(int chan)
	dp = &dma[(chan>>2)&1];
	chan = chan & 3;

dmastatus(dp, chan);
dmastatus(dp, chan, 'E');
	/*
	 *  disable the channel
	 */