Date: Sat, 9 Mar 1996 12:47:08 -0600 From: Jim Lowe <james@miller.cs.uwm.edu> To: jkh@time.cdrom.com, multimedia@FreeBSD.org Subject: Re: isa_dmastart: channel 3 busy Message-ID: <199603091847.MAA13709@miller.cs.uwm.edu>
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This is what I have applied to isa.c for the last 2-3 months
after each sup :-(. It is gross, it is ugly, but it does
make my sound work.
-Jim
------------------------------isa.c.patch---------------------
*** isa.xx.c Thu Mar 7 08:15:28 1996
--- isa.c Thu Mar 7 08:16:19 1996
***************
*** 634,641 ****
--- 634,643 ----
|| (chan >= 4 && (nbytes > (1<<17) || (u_int)addr & 1)))
panic("isa_dmastart: impossible request");
+ #ifdef notdef
if (dma_busy[chan])
printf("isa_dmastart: channel %u busy\n", chan);
+ #endif
dma_busy[chan] = 1;
if (isa_dmarangecheck(addr, nbytes, chan)) {
if (dma_bouncebuf[chan] == NULL
***************
*** 726,733 ****
--- 728,737 ----
void isa_dmadone(int flags, caddr_t addr, int nbytes, int chan)
{
+ #ifdef notdef
if (!dma_busy[chan])
printf("isa_dmadone: channel %d not busy\n", chan);
+ #endif
if (dma_bounced[chan]) {
/* copy bounce buffer on read */
if (flags & B_READ)
***************
*** 743,750 ****
--- 747,756 ----
unsigned chan;
{
+ #ifdef notdef
if (!dma_busy[chan])
printf("isa_dmadone_nobounce: channel %u not busy\n", chan);
+ #endif
if (dma_bounced[chan]) {
printf("isa_dmadone_nobounce: channel %u bounced\n", chan);
dma_bounced[chan] = 0;
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