> On Wed, Apr 11, 2018 at 10:59:19AM +0300, Meelis Roos wrote:
> > > Oops, sorry, I can't easily compile test it. Here's an updated patch:
> > >
> > > commit a9ded309cbf3f57e9979848fd0aa0ffacdf11f1a
> > > Author: Bjorn Helgaas <bhelgaas@xxxxxxxxxx>
> > > Date: Tue Apr 10 08:47:34 2018 -0500
> >
> > Thanks, this patch compiles and works - Video RAM related BAR allocation
> > errors are gone.
>
> Great, thanks! I didn't mean to take up so much of your time testing
> *all* of your systems :)
Well, they compiled in parallel :)
> > Hera are the /proc/iomem's but unfortunately the physical
> > addresses have been censored by security:
>
> If you look at /proc/iomem as root, you should see the actual
> addresses.
Yes, that was it.
> If you have any systems with VGA, it would be useful to test one of
> them.
This is Blade 100, with atyfb frame buffer:
# cat /proc/iomem
00000000-7effdfff : System RAM
00404000-0085aadf : Kernel code
0085aae0-009b8a8f : Kernel data
009f2000-00a37a37 : Kernel bss
7f000000-7fee5fff : System RAM
7ff04000-7ff0bfff : System RAM
1ff00000000-1ffffffffff : /pci@1f,0
1ff00000000-1ff000fffff : 0000:00:07.0
1ff00400000-1ff0041ffff : 0000:00:0c.1
1ff00400000-1ff0041ffff : sungem
1ff00420000-1ff00421fff : 0000:00:0c.2
1ff00422000-1ff00423fff : 0000:00:0c.2
1ff00424000-1ff00425fff : 0000:00:08.0
1ff00426000-1ff00427fff : 0000:00:13.0
1ff00440000-1ff0045ffff : 0000:00:13.0
1ff00800000-1ff00bfffff : 0000:00:0c.1
1ff00c00000-1ff00ffffff : 0000:00:0c.2
1ff01000000-1ff013fffff : 0000:00:0c.3
1ff02000000-1ff02ffffff : 0000:00:0c.3
1ff02000000-1ff02ffffff : ohci_hcd
1ff03000000-1ff030fffff : PCI Bus 0000:01
1ff03000000-1ff03001fff : 0000:01:00.0
1ff03000000-1ff03001fff : sym53c8xx
1ff03002000-1ff03003fff : 0000:01:02.0
1ff03010000-1ff0301ffff : 0000:01:02.0
1ff04000000-1ff04ffffff : 0000:00:13.0
1ff04000000-1ff04ffffff : atyfb
1ffc0000000-1ffdfffffff : IOMMU
1fff1000000-1fff1001fff : eeprom
> I took a quick look through your lspci logs, and it *looks* like the
> Blade 100 has a VGA at 00:13.0, but I don't see the "Video RAM area"
> entry in /proc/iomem that I expected:
>
> > Blade 100: Video RAM related BAR error is gnone, this is still here:
> > [ 6.131499] pci 0000:00:07.0: can't claim BAR 0 [io 0x1fe02000000-0x1fe0200ffff]: address conflict with 0000:00:03.0 [io 0x1fe02000600-0x1fe0200061f]
> >
> > 00000000-00000000 : System RAM
> > 00000000-00000000 : Kernel code
> > 00000000-00000000 : Kernel data
> > 00000000-00000000 : Kernel bss
> > 00000000-00000000 : System RAM
> > 00000000-00000000 : System RAM
> > 00000000-00000000 : /pci@1f,0
> > 00000000-00000000 : 0000:00:07.0
> > 00000000-00000000 : 0000:00:0c.1
> > 00000000-00000000 : sungem
> > 00000000-00000000 : 0000:00:0c.2
> > 00000000-00000000 : 0000:00:0c.2
> > 00000000-00000000 : 0000:00:08.0
> > 00000000-00000000 : 0000:00:13.0
> > 00000000-00000000 : 0000:00:13.0
> > 00000000-00000000 : 0000:00:0c.1
> > 00000000-00000000 : 0000:00:0c.2
> > 00000000-00000000 : 0000:00:0c.3
> > 00000000-00000000 : 0000:00:0c.3
> > 00000000-00000000 : ohci_hcd
> > 00000000-00000000 : PCI Bus 0000:01
> > 00000000-00000000 : 0000:01:00.0
> > 00000000-00000000 : sym53c8xx
> > 00000000-00000000 : 0000:01:02.0
> > 00000000-00000000 : 0000:01:02.0
> > 00000000-00000000 : 0000:00:13.0
> > 00000000-00000000 : atyfb
> > 00000000-00000000 : IOMMU
> > 00000000-00000000 : eeprom
>
--
Meelis Roos (mroos@xxxxxxxx)
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