> -----Original Message----- > From: Micha Nelissen [mailto:[email protected]] > Sent: Wednesday, June 16, 2010 5:04 PM > To: Aggrwal Poonam-B10812 > Cc: [email protected] > Subject: Re: [PATCH] e500v2 36 bit large physical HID0[EN_MAS7_UPDATE] > > Aggrwal Poonam-B10812 wrote: > > Not sure of other platforms but on 85xx platforms on which I am > > currently working u-boot does LAW and eLBC programming for 36bit > > physical address. Hence possibly u-boot has to made aware of large > > physical address space. > > Please correct me if I am wrong. > > Yes, I can understand this for SDRAM and local flash interface. For > RapidIO we have (local) patches to pass the law address range in the dtb. > Perhaps also for PCI-express this might be done; U-boot has nothing to > with these high speed interfaces (in our case at least). You are correct , for PCIe and SRIO kinds of interfaces Linux reprograms the address windows. Thanks Poonam > > Micha
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