Displaying 3 results from an estimated 3 matches for "nv_pfb_niso_poller_cfg_flush_en".
2014 Oct 21
3
Questions about some PFB registers on NVAC cards
(Sending it to the correct Nvidia mailing list, sorry for the spam)
Hi,
When using acceleration with Nouveau on MacBook Pros with an 9400M (NVAC) card,
a PFIFO interrupt 0x00400000 is thrown during the initialisation of that card
(sometime after PFIFO and PGRAPH initialisation) and the laptop will lockup [1],
forcing users to load Nouveau without acceleration.
After some investigation, I found
2014 Dec 01
1
Questions about some PFB registers on NVAC cards
...PFB_NISO_POLLER_CFG_HOSTNB_ENABLE
> > 1:1
> > NV_PFB_NISO_POLLER_CFG_HOSTNB_ENABLE_DISABLED
> > 0x00000000
> > NV_PFB_NISO_POLLER_CFG_HOSTNB_ENABLE_ENABLED
> > 0x00000001
> > NV_PFB_NISO_POLLER_CFG_FLUSH_ENABLE
> > 16:16
> > NV_PFB_NISO_POLLER_CFG_FLUSH_ENABLE_DISABLED
> > 0x00000000
> > NV_PFB_NISO_POLLER_CFG_FLUSH_ENABLE_ENABLED
> > 0x00000001
Out of curiosity, what do DNISO and H...
2014 Nov 26
0
Questions about some PFB registers on NVAC cards
...NISO_ENABLE_ENABLED 0x00000001
NV_PFB_NISO_POLLER_CFG_HOSTNB_ENABLE 1:1
NV_PFB_NISO_POLLER_CFG_HOSTNB_ENABLE_DISABLED 0x00000000
NV_PFB_NISO_POLLER_CFG_HOSTNB_ENABLE_ENABLED 0x00000001
NV_PFB_NISO_POLLER_CFG_FLUSH_ENABLE 16:16
NV_PFB_NISO_POLLER_CFG_FLUSH_ENABLE_DISABLED 0x00000000
NV_PFB_NISO_POLLER_CFG_FLUSH_ENABLE_ENABLED 0x00000001
> Before enabling 100c14's bit 1, the Nvidia driver writes some value into 100c1...