> From: swart...@freescale.com
> To: fhpwo...@hotmail.com
> CC: u-boot@lists.denx.de
> Subject: RE: [U-Boot] Problem with PCI Express connecting 2 MPC8544
> Date: Mon, 25 Jul 2011 22:49:18 +0000
>
> From: sardamaxima
> >
> > In the first processor (configured as RC) I get the following
> ...
> > ...PCIE LTSSM=0x16, Negotiated link width=1
>
> Good.
>
> > Scanning PCI bus 01
> > PCIE1 on bus 00 - 01
>
> ...
>
> > In the second processor (configured as EP) I get the
> > following output:
> > "
> > ...
> > pci_init_board: devdisr=7000008, io_sel=2, host_agent=5
> >
> > PCIE1 connected to Slot2 as End Point (base address e000a000)
> > Scanning PCI bus 00
> > PCI Scan: Found Bus 0, Device 1, Function 0
> > 00 01 1957 0033 0b20 00
> > ...
> > "
> > Here i am using an old version of u-boot (1.3.0-rc3).
>
> Since this is an old u-boot, it might not be setting CFG_READY.
> If this is not set, the end point won't be seen.
>
> Check PEX_CFG_READY with: "pci d 0.0 4b0 1"
>
> -Ed
Hi Ed
Thanks a lot for the advice. That register had the "ready bit" =0.
It is working now and i see the device in /proc/bus/pci/...(@kernel)
Thanks for the help
Hugo
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