On Friday 14 August 2009 01:33:57 dbrazeau wrote: > Hi. I'm planning on using a IDT PCIe switch on our custom board with a > PPC_460 cpu. I have searched the internet and haven't found much in the > way of references of using a IDT PCIe switch and a PPC with U-boot. I was > just wondering if I should expect any issue with U-Boot/Linux communicating > with devices connected to the PCIe switch. > > Are there special U-boot configuration requirement when using a PCIe > switch? I've looked online and in U-boot documentation and haven't seen a > whole lot of PCI configuration options except for the environment variable > pcie_mode and disabling the PCI bus altogether. > > I just wanted to get some input and thoughts on what I should expect once I > get the hardware. Thanks.
I know of at least one project with an PPC4xx (405EX in this case) used with PCIe switches. IIRC, this is working fine in both U-Boot & Linux. So I wouldn't expect too many problems on 460EX. And if there should be some problem it should be possible to fix them. Cheers, Stefan -- DENX Software Engineering GmbH, MD: Wolfgang Denk & Detlev Zundel HRB 165235 Munich, Office: Kirchenstr.5, D-82194 Groebenzell, Germany Phone: (+49)-8142-66989-0 Fax: (+49)-8142-66989-80 Email: [email protected] _______________________________________________ U-Boot mailing list [email protected] http://lists.denx.de/mailman/listinfo/u-boot
