Re: Adaptec scsi driver OBSD 3.3 question

["Marco Peereboom" <slash@peereboom.us>]

Don't complain if it explodes though. Smurph was pretty obvious in his
statement.

/marco

> -----Original Message-----
> From: J.D. Bronson [mailto:jeff@xpec.com] 
> Sent: Saturday, May 03, 2003 17:19
> To: slash@peereboom.us; tech@openbsd.org
> Subject: RE: Adaptec scsi driver OBSD 3.3 question
> 
> 
> At 01:12 PM 05/03/2003, Marco Peereboom wrote:
> >Try printf(" Enabling Memory Mapping ");
> 
> Looks like a winner :)
> 
> ahc0 at pci0 dev 12 function 0 "Adaptec AIC-7896/7 U2" rev 
> 0x00 Enabling 
> Memory Mapping : irq 11
> ahc1 at pci0 dev 12 function 1 "Adaptec AIC-7896/7 U2" rev 
> 0x00 Enabling 
> Memory Mapping : irq 11
> 
> Thanks :)
> 
> 
> 
> > > -----Original Message-----
> > > From: J.D. Bronson [mailto:jeff@xpec.com]
> > > Sent: Saturday, May 03, 2003 13:09
> > > To: slash@peereboom.us; tech@openbsd.org
> > > Subject: RE: Adaptec scsi driver OBSD 3.3 question
> > >
> > >
> > > At 12:16 PM 05/03/2003, Marco Peereboom wrote:
> > > >The code is not verbose enough and it won't tell you what it did.
> > > >
> > > >Add a printf after /* Using memory mapping ... */ saying
> > > memory mapping
> > > >enabled or something. The code will try to go back to IO
> > > mappings when
> > > >it didn't work though.
> > > >
> > > >What I don't get is why is this such a big deal for you?
> > > What's wrong
> > > >with IO mapping instead of memory mapping?
> > > >
> > > >/marco
> > >
> > >
> > > Well I tried this idea, but since I know very little 
> about code, it 
> > > ended up panicing on boot and dropping to ddb>
> > >
> > >                  if (ioh_valid) {
> > >                          /*
> > >                           * Do a quick test to see if 
> memory mapped
> > >                           * I/O is functioning correctly.
> > >                           */
> > >                          ahc->tag = iot;
> > >                          ahc->bsh = ioh;
> > >                          if (ahc_inb(ahc, HCNTRL) == 0xFF) {
> > >                                  /* nope, use I/O mapping */
> > >                                  ioh_valid = 0;
> > >                          } else {
> > >                                  /* Using memory mapping, disable 
> > > I/O mapping */
> > >   ---->                          printf("%s: Enabling Memory
> > > Mapping\n");
> > >                                  command &= 
> ~PCI_COMMAND_IO_ENABLE;
> > >                                  
> > > ahc_pci_write_config(ahc->dev_softc,
> > >
> > > PCI_COMMAND_STATUS_REG,
> > >                                                       command, 4);
> > >                          }
> > >
> > > Did I make a typo?
> > > Thanks for any continued help guys...Especially Marco!
> > >
> > >
> > >
> > >
> > > --
> > > J.D. Bronson
> > > Aurora Health Care
> > > Information Services
> > > Milwaukee, Wisconsin USA
> > > Main Office: 414.978.3000
> > >
> 
> 
> 
> 
> -- 
> J.D. Bronson
> Aurora Health Care
> Information Services
> Milwaukee, Wisconsin USA
> Main Office: 414.978.3000