> On Dec 12, 2011, at 10:13 AM, Marek Vasut wrote: > > I received an XO1.75 at arm kernel summit. I'd like to hack on it some > > more, though I don't have the JTAG dongle for it. Is it possible to get > > one somewhere ? > > There are only one or two JTAG dongles for the XO-1.75 in existence, and > nobody actually uses them for development (using them requires a Windows > machine and software from Marvell).
I know, I don't have problem with that. I worked on PXA3xx port of U-Boot and maintain u-boot-pxa etc. > > What exactly do you want to do ? Port u-boot to the device. > > In general, we use Open Firmware to completely re-install the OS onto the > laptop (as in "I just hosed the kernel on the eMMC and it refuses to > boot.) Exactly, I'd prefer to replace the software from bottom up. > > You can copy a new kernel into the boot directory in the boot partition > using Open Firmware, although it is much easier to do this from Linux. It's not about kernel, I like to do lowlevel stuff. Also, if I was able to debug the thing via OpenOCD, that'd be cool. I added PXA3xx support to OpenOCD, I see no reason why I won't be able to support A610. > > Another option is to install the OS onto an external SD card, which you can > then modify (either from the laptop or on another computer). The > advantage here is you can always boot from the internal eMMC device (by > removing the external card, then inserting it after boot) to fix the card. > > A third option is that Open Firmware will gladly install software or boot > from the wireless network. > > You should have been directed to: > http://wiki.laptop.org/go/XO_1.75_B1 and > http://wiki.laptop.org/go/XO-1.75#Software > > We understand that our wiki can be frustrating and obtuse. > Further information about all of the above kernel installation options can > be provided, just ask about the one you are most interested in using. > > You should have gotten a serial adapter, which allows you to access the > serial console on the laptop. If you didn't, send me an postal address. > Serial console is not a problem, but being able to step through the initial code is more important for me ;-) Thanks! Marek _______________________________________________ Devel mailing list [email protected] http://lists.laptop.org/listinfo/devel
