On Tuesday, April 29, 2014 9:17:19 pm Don Lewis wrote:
> On 29 Apr, John Baldwin wrote:
> > On Monday, April 28, 2014 8:56:03 pm Don Lewis wrote:
>
> I just took a closer look at the dmesg output from the two kernels.
>
> >> agp0: <Intel 82855 host to AGP bridge> on hostb0
> >> hostb0: Reserved 0x10000000 bytes for rid 0x10 type 3 at 0xd0000000
>
> The above line is different with the r262226 kernel:
> hostb0: Reserved 0x10000000 bytes for rid 0x10 type 3 at 0
Yes, a resource at 0 is going to break things. 9.2 has the NEW_PCIB option
enabled. You can try enabling that for 8.4 to see if it fixes this issue.
If it does, it narrows down where to look for the bug.
> That looks significant to me.
>
> >> agp0: allocating GATT for aperture of size 256M
> >> [Hangs here]
> >
> > Humm, the other mails on this showed an address for what was allocated
> > here I thought during a verbose boot.
> >
> > Let me see if I can get my X220 to reproduce this on an 8.x kernel.
This did not succeed in breaking. :(
--
John Baldwin
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