diff 1995/0214/pc/dma.c

plan 9 kernel history: overview | file list | diff list

1995/0214/pc/dma.c (diff list | history)

1995/0214/sys/src/9/pc/dma.c:162,167 – 1995/0502/sys/src/9/pc/dma.c:162,178 (short | long | prev | next)
1991/0803
return len; }

1995/0502
int dmadone(int chan) { DMA *dp; dp = &dma[(chan>>2)&1]; chan = chan & 3; return inb(dp->cmd) & (1<<chan); }

1991/0803
/* * this must be called after a dma has been completed. *


`1995/0214/sys/src/9/pc/dma.c:162,167 – 1995/0502/sys/src/9/pc/dma.c:162,178` (short \| long \| prev \| next)
1991/0803		return len; }
1995/0502		int dmadone(int chan) { DMA *dp; dp = &dma[(chan>>2)&1]; chan = chan & 3; return inb(dp->cmd) & (1<<chan); }
1991/0803		/* * this must be called after a dma has been completed. *