On Wed, Mar 06, 2002 at 05:53:31PM +0800, friend Hsu wrote: > I compiled "blob-2.0.5-pre2" and downloaded "blob" > into my assabet. > After re-power-on the assabet. > There is nothing displayed on my PC's "minicom" > screen. > I checked the LED which is connected to GPIO17. > The LED turns on around 2.5 sec then turns off around > 2.5 sec and repeat 5 times. > What this means?
Prefetch abort, shouldn't happen. Possible causes: - Flashing went wrong - Configured for something else than Assabet (so memory setup is wrong) - Not a revision 5 Assabet - Something terribly wrong with your DRAM > Where is the dead-loop to blink the LED? src/blob/start.S. > I tried to trace the source code where blink the LED. > It seems in "serial_init(blob_status.terminalSpeed);" > of src/blob/main.c. > This function is in src/lib/serial.c and the dead-loop > seems in "serial_driver->init(baudrate);". > So, I traced into the function > "sa11x0_serial_init(serial_baud_t baud)" in > src/lib/serial-sa11x0.c. > But the dead-loop seems not here. No, nothing printed and a blinking LED usually means that there is something wrong in the first stage loader. Erik -- J.A.K. (Erik) Mouw, Information and Communication Theory Group, Faculty of Information Technology and Systems, Delft University of Technology, PO BOX 5031, 2600 GA Delft, The Netherlands Phone: +31-15-2783635 Fax: +31-15-2781843 Email: [EMAIL PROTECTED] WWW: http://www-ict.its.tudelft.nl/~erik/ _______________________________________________ http://lists.arm.linux.org.uk/mailman/listinfo/linux-arm http://www.arm.linux.org.uk/armlinux/mailinglists.php Please visit the above addresses for information on this list.
