Avivo crash in xf86MapPciMem (X1950Pro 512M) and CRT blanking

Alex Deucher alexdeucher at gmail.com
Sun Jul 29 07:45:41 PDT 2007

On 7/28/07, Robert Tate <wrtate at users.sourceforge.net> wrote:
> The gzipped radeondumps are attached.  Also with respect to the crashing problem, I forgot to mention that the line "avivo->fb_size = INREG(RADEON_CONFIG_MEMSIZE);" set fb_size to 536870912 (512M), but fglrx only reports 256M.

I think the max pci BAR size is 256 MB, so you'd need to clip the
videoram to 256 MB.  the additional vram is GPU only.  Try adding a
check to the driver to clip vram to 256 MB.


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