Re: [U-Boot] Using Uboot to communicate a PCI device.

2009-07-18 Thread dwh
Hi Darshan, > 1. Since Octeon's u-boot has the capabilities of initialize > Octeon's PCI (Assign bus address ranges used to configure > devices found on the PCI bus) Right. The host CPU can configure the PCI interface on the NP. > Having said this, what all (info) i need to have from the > PCI d

Re: [U-Boot] Using Uboot to communicate a PCI device.

2009-07-18 Thread Darshan Vasisht
Hi Dave, I am really happy for your co-operation in making me understand things which i completely don't have an idea for. I am getting some clarity into this requirement after looking at your answers and explanations. Let me tell you what i am able to understand from these explanations at this ju

Re: [U-Boot] Using Uboot to communicate a PCI device.

2009-07-18 Thread Wolfgang Denk
Dear Darshan Vasisht, In message <49797f780907172331s4e6e9121w122812e2ccc3c...@mail.gmail.com> you wrote: > > Cavium's U-boot version included has been modified to support multicore > OCTEON processors. The 'bootoct' command has been added, which supports the > booting of an Octeon simple execut

Re: [U-Boot] Using Uboot to communicate a PCI device.

2009-07-18 Thread dwh
Hi Darshan, > Cavium's U-boot version included has been modified to support > multicore OCTEON processors. The 'bootoct' command has been > added, which supports the booting of an Octeon simple > executive application. Ok. Since the processor is already supported in U-Boot, your life is much easi

Re: [U-Boot] Using Uboot to communicate a PCI device.

2009-07-17 Thread Darshan Vasisht
Hi Dave, Thanks for the reply. Cavium's U-boot version included has been modified to support multicore OCTEON processors. The 'bootoct' command has been added, which supports the booting of an Octeon simple executive application. Let me answer your questions now. Octeon Software Development Kit: Oc

Re: [U-Boot] Using Uboot to communicate a PCI device.

2009-07-17 Thread dwh
Hi Darshan, Let me summarize your hardware and request: - Cavium Octeon host-processor - Wintegra Winpath Network slave processors - Devices connected via the PCI bus - You want to create a U-Boot application to boot the processors and then communicate over the PCI bus. However, before we

[U-Boot] Using Uboot to communicate a PCI device.

2009-07-17 Thread Darshan Vasisht
Dear sir, I am using U-boot as a Boot loader for booting Cavium Octeon Processor. My current requirement is to implement Octeon as the PCI bus arbiter i.e. Octeon as a PCI host. Octeon will be responsible for bringing up other processor like Wintegra Winpath Network processor i.e in turn boot th