Valentine Barshak wrote: > Jerone Young wrote: >> So the issue here with the Sequoia board is that if you load a kernel or >> initrd from usb stick while under u-boot environment, when Linux boots >> it will see the network adapter & even set an ip for it. But no matter >> what it is unable to access any outside ip. >> >> The way we recreated this scenario was: >> >> - Have a USB stick with >> - partition 1 is fat partition with our kernel & initrd >> - partition 2 is ext3 with our root filesystem >> >> 1) Boot Sequoia board with USB stick plugged in. Go to u-boot prompt. >> 2) start usb using "usb start" >> 3) Load kernel off usb stick using "fatload" command in uboot >> * Optionally load initrd off of usb stick >> * Example: >> fatload usb 0:1 4000000 cuImage.sequoia >> >> 4) stop usb using "usb stop" >> 5) Then boot kernel using bootm >> >> Now from this point linux loads and will mount the filesystem on the usb >> stick. But if you want to use networking in anyway you have a problem. >> You can start the telnet daemon and access from the board using >> 127.0.0.1 address (loopback). Trying to access the telnet from an >> outside ip is unsuccessful. >> >> Also, if you have it setup so that the root filesystem is on a nfs root, >> the kernel is never able to get to the nfs root. Basically something is >> really borked. >> >> I'm a little late getting back to this email :-0 >> >> On Sat, 2007-09-22 at 23:00 +0000, Hollis Blanchard wrote: >>> On Mon, 17 Sep 2007 16:50:39 +0400, Valentine Barshak wrote: >>> >>>> Some PowerPC systems have a built-in EHCI controller. >>>> This is a device tree aware version of the EHCI controller driver. >>>> Currently it's been tested on the PowerPC 440EPx Sequoia board. >>>> Other platforms can be added later. >>>> The code is based on the ehci-ppc-soc driver by Stefan Roese <[EMAIL >>>> PROTECTED]>. >>> We're having a strange issue on our Sequoia where the network stops >>> functioning when USB is active. Jerone can supply more detail... >>> >>> Have you seen anything like that? >>> > Please try this patch: > http://ozlabs.org/pipermail/linuxppc-dev/2007-October/043435.html > Thanks, > Valentine.
Also please, don't forget to uncomment this line: # select IBM_NEW_EMAC_RGMII It's commented out in the original patch since new EMAC support hasn't been merged yet. Thanks, Valentine. >> _______________________________________________ >> Linuxppc-dev mailing list >> Linuxppc-dev@ozlabs.org >> https://ozlabs.org/mailman/listinfo/linuxppc-dev > > _______________________________________________ > Linuxppc-dev mailing list > Linuxppc-dev@ozlabs.org > https://ozlabs.org/mailman/listinfo/linuxppc-dev _______________________________________________ Linuxppc-dev mailing list Linuxppc-dev@ozlabs.org https://ozlabs.org/mailman/listinfo/linuxppc-dev
