actually, i'll commit this when i can get things working in -current
again on my sparc.  when i updated my system to a more recent -current
before commiting, i now get:


ledma0 at sbus0 slot 15 offset 0x400010: dma rev 2
le0 at ledma0 slot 15 offset 0xc00000 level 6data fault: pc=0xf0174c80 addr=0xf5d24644 sfsr=3a6<PERR=0,LVL=3,AT=5,FT=1,FAV,OW>
panic: kernel fault
Stopped in pid 0 (swapper) at   cpu_Debugger+0x4:       jmpl            [%o7 + 0x8], %g0
db> t
mem_access_fault4m(0x9, 0x3a6, 0xf5d24644, 0xf0205320, 0x1000, 0x0) at mem_access_fault4m+0x310
memfault_sun4m(0xf5953000, 0xf0591900, 0xf0386, 0x1, 0x1, 0xf0591900) at memfault_sun4m+0xe4
iommu_dmamap_load(0x1000, 0xf0591900, 0xf5964000, 0x4000, 0xf0243d38, 0x5) at iommu_dmamap_load+0xbc
leattach_ledma(0xf05b5200, 0xf05d1800, 0xf02055c8, 0xf017f058, 0x0, 0xf058cbd0) at leattach_ledma+0x17c
[ ... ]


i get this error without or without my changes...  i haven't looked
closely at this error yet.


.mrg.