Re: Quadra 950 Floppy Drive
On 25 Feb 2003, Brad Boyer wrote:
> On Tue, Feb 25, 2003 at 04:36:34AM +0100,
> Carsten Neumann wrote:
> > isn't the hardware very similar to the one
> > in the IIfx?
>
> Yes, it's functionally identical. The chips
> are just at a different address, but that's
> already in the driver.
>
> > On Wed, 26 Feb 2003, Hank wrote:
> > > I see that floppy support has been built
> > > into the patched 2.2.20 kernel. dmesg |
> > > grep -i fdhd returns the following:
> > > SWIM-IOP: drive 0 is an FDHD (ext, floppy,
> > > removable, primary)
>
> With the driver as it exists in the default
> tree, this is about the only part that
> actually works.
>
> > > I'm not able to find any device for this
> > > in the /dev directory. Most likely because
> > > there isn't one.
> > >
> > > Is there a way to make one, so I can test
> > > this device?
>
> mknod /dev/fd0 b 2 0
>
> However, I can assure you that it won't work.
> There are some serious bugs in the driver. I
> posted a patch to the linux-mac68k list that
> fixed some of the issues, but even then it
> isn't useful, and is more likely to crash. The
> only thing I got working properly was eject.
> If someone wants a copy of my patch, I can dig
> it up. I think I know at least one more thing
> that needs to be changed that might make
> read/write of data blocks work, but I haven't
> had the time to get my IIfx running again and
> fix the code.
>
> Brad Boyer flar@allandria.com
>
I applied your patch to the 2.2.22 source on sourceforge. We're at 2.2.23 on sourceforge now so getting the latest 2.2 source should include your patch to the floppy driver. I was able to get my IIfx to eject, but I seem to recall it failed on my Q950.
Ray
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