We got ourselves a winner!  So both Magnums suffer from the same problem.
It's not 4000SC-specific...

-Mark

On Fri, Nov 10, 2000 at 03:25:07PM -0800, Jason R Thorpe wrote:
> On Fri, Nov 10, 2000 at 01:09:10AM -0500, Mark Abene wrote:
> 
>  > OK, do me a favor.  In arch/mips/mips/locore.S, find _splnone, and change:
>  > 
>  >         li      v0, (MIPS_INT_MASK | MIPS_SR_INT_IE)
>  > 
>  > to read:
>  > 
>  >         li      v0, ((MIPS_INT_MASK & ~MIPS_INT_MASK_4)| MIPS_SR_INT_IE)
> 
> Yup, with this change:
[...]
> ABOUT TO _splnone
> JUST DID _splnone
> scsibus0: waiting 2 seconds for devices to settle...
> sd0 at scsibus0 target 0 lun 0: <MIPS 500, 17-00009, 8.57> SCSI1 0/direct fixed
> sd0: 510 MB, 1546 cyl, 11 head, 61 sec, 512 bytes/sect x 1045242 sectors
> sd1 at scsibus0 target 1 lun 0: <MIPS 500, 17-00009, 8.57> SCSI1 0/direct fixed
> sd1: 510 MB, 1546 cyl, 11 head, 61 sec, 512 bytes/sect x 1045242 sectors
> cd0 at scsibus0 target 2 lun 0: <TOSHIBA, CD-ROM XM-3301TA, 1651> SCSI2 5/cdrom removable
> sd2 at scsibus0 target 5 lun 0: <IOMEGA, ZIP 100, N*32> SCSI2 0/direct removable
> sd2: 98304 KB, 96 cyl, 64 head, 32 sec, 512 bytes/sect x 196608 sectors
> boot device: <unknown>
> root device: 
> 
> -- 
>         -- Jason R. Thorpe <thorpej@zembu.com>