[Nouveau] [PATCH 1/3] drm/nouveau: Pre-G80 tiling support.

[Francisco Jerez]

Francisco Jerez <currojerez at riseup.net> writes:

> Jimmy Rentz <jb17bsome at gmail.com> writes:
>
>> On Fri, 11 Dec 2009 19:33:22 +0100
>>
>> Have you looked at 0xB000, 0xB004, 0xB008 by chance?
>> I noticed that nv uses these tiling regs (what looks like) on nv4a/nv4e (NV44 core) cards but not any others at startup.  I thought is was because 0x406900 regs are missing. 
>
> Yeah, I've seen the blob use those regs in some nv4a mmiotraces, but it
> seemed to work without them and they're outside PGRAPH/PFB or anything
> we currently exercise so I decided to leave them out.
>
>>
>> +#define NV40_PFB_TILE2(i)                                  (0x0000B000 + (i*12))
>> +#define NV40_PFB_TILE__SIZE_2                              12
>> +#define NV40_PFB_TLIMIT2(i)                                (0x0000B004 + (i*12))
>> +#define NV40_PFB_TSIZE2(i)                                 (0x0000B008 + (i*12))

Sorry for not replying-to-all the first time...
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