Messages in this thread | | | Date | Wed, 27 Oct 2004 13:06:56 +0100 (BST) | From | Mark Fortescue <> | Subject | Re: PATCH for Sun4c clones with an 82077 FDC |
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Hi William,
Yes it can. All it is trying to do is determin the type of FDC on boot. Build up a new kernel (with prom console) and start it up with "-p console=prom" or similar command line options so you can see the diagnostics as the kernel starts up.
Regards Mark Fortescue.
On Tue, 26 Oct 2004, William Lee Irwin III wrote:
> On Wed, Oct 27, 2004 at 03:03:34AM +0100, Mark Fortescue wrote: > > I have been having trouble working out why my sun4c sparc clone could not > > find the floppy drive. I was being blind as floppy.h assumes that all > > sun4c machines only have an 82072 FDC. This asumption is not valid for > > some clones (OPUS Personal Mainframe 5000 sun4c sparc1 clone for one). > > The patch below checks to see if it is an 82072 using a simple test before > > assuming that we have an 82072. It works on my clone but it needs to be > > checked on a sun4c system with an 82072 FDC. > > Can someone with a sun4c system that has an 82072 check it to see if it > > works for them. The extra two printk messages are more for diagnostics > > when the patch is being tested (via prom console). If it does not break > > 82072 sun4c systems then the two diagnostic messages can be removed. If it > > does break the 82072 sun4c systems, then a more complicated test is > > needed that does not. > > Okay, can this be done without media? I have the sun4c's, but not floppy > media. I suppose I could obtain some for the occasion. > > > -- wli >
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