Re: I2O on sparc64 (Was: Re: mlx on sparc?)

[Andrew Doran <ad%NetBSD.org@localhost>]

On Wed, Jun 04, 2008 at 07:55:06PM +0200, Jan-Hinrich Fessel wrote:

> 
> Am 02.06.2008 um 22:30 schrieb Andrew Doran:
> 
> >On Mon, Jun 02, 2008 at 10:10:55PM +0200, Jan-Hinrich Fessel wrote:
> >
> >>iop0 at pci2 dev 4 function 0: I2O adapteriop0: reset rejected,  
> >>status
> >>0x0
> >>iop0: not responding (reset)
> >>
> >>And the DPT PM3755U2B controller (which is basically the
> >>single channel version of the SUN SRC/P controller) is not accessible
> >>(I have created the relevant node entries...)
> >
> >The I2O code was developed with exactly this board. What dance are  
> >the LEDS
> >on the board doing before and after the kernel tries to reset the  
> >board?
> 
> let's try:
> before reset:
> alternating between 8+5 and 6+7, seems like every 500ms.
> during reset:
> 8+7+5+3+2
> 8+7+3+2
> IRQ+8+2+1
> IRQ+1
> (8 or IRQ)+5+4+1
> OFF
> (8 or IRQ)+5
> (8 or IRQ)+5+3+2+1
> 3+2+1
> 5+4+3+2+1
> ALL
> ALL-1
> KITT (until powerdown)
> 
> Legend: (8 or IRQ) means, i couldnt determine wether it is LED 8 or  
> LED IRQ.  But always the same is lit.  KITT is like Knight Riders Car  
> swinging from left to right and back.  Correlation is a bit difficult,  
> but I think only the first two or threee states occur before the  
> kernel returns the reset rejected.  So it looks like the kernel  
> doesn't wait for the board to reset...

It looks like the board actually did reset OK. Can you give this patch
a try?

        http://www.netbsd.org/~ad/iop.c.diff

Andrew