[OpenBIOS] Booting SunOS from OpenBIOS

Mark Cave-Ayland mark.cave-ayland at ilande.co.uk
Thu Apr 4 22:32:22 CEST 2013

On 04/04/13 20:35, Artyom Tarasenko wrote:

> SunOS crashes at the same place as with your previous patch. (Which is
> probably a good sign).
> There is one interesting thing when I try to boot kadb:
> OFMEM: ofmem_claim phys=ffffffffffffffff size=00001000 align=00001000
> OFMEM: ofmem_claim_virt virt=00000000 size=00001000 align=00001000
> OFMEM: ofmem_map_page_range ffc66000 ->  006f7a000 00001000 mode 000000bc

So 0xffc66000 must be being returned back to client for it to use during 
subsequent calculations...

> OFMEM: ofmem_claim phys=ffffffffffffffff size=00002000 align=00002000
> OFMEM: ofmem_claim_virt virt=ffc65000 size=00002000 align=00000000

Can you definitely confirm that virt == va after this second call to 
ofmem_claim_virt()? (i.e. confirm that va isn't being rounded to 
0xffc65000 when passing in va = 0xffc64000 somehow?).



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