2008/12/9 luca pisani <span dir="ltr"><<a href="mailto:luca.pisani@birdo.net">luca.pisani@birdo.net</a>></span><br><div class="gmail_quote"><blockquote class="gmail_quote" style="border-left: 1px solid rgb(204, 204, 204); margin: 0pt 0pt 0pt 0.8ex; padding-left: 1ex;">
<div bgcolor="#ffffff" text="#000000">
Hello..<br>
I'm trying to change u-boot options for boot a larger kernel
(<a href="http://people.openmoko.org/sean_mcneil/uImage-android" target="_blank">http://people.openmoko.org/sean_mcneil/uImage-android</a>)<br>
I'm doing (with neo in "flashing mode" Power+Aux):<br>
<br>
<i>bash-3.1$ su -<br>
Password:<br>
root@birdo:~# dmesg | tail<br>
usbcore: registered new interface driver cdc_acm<br>
drivers/usb/class/cdc-acm.c: v0.25:USB Abstract Control Model driver
for USB modems and ISDN adapters<br>
usb 3-1: new full speed USB device using uhci_hcd and address 4<br>
usb 3-1: configuration #1 chosen from 2 choices<br>
drivers/usb/class/cdc-acm.c: This device cannot do calls on its own. It
is no modem.<br>
cdc_acm 3-1:1.0: ttyACM0: USB ACM device<br>
root@birdo:~# cu -l /dev/ttyACM0<br>
cu: creat (/var/lock/TMP0000000e56): Permission denied<br>
cu: /dev/ttyACM0: Line in use<br>
root@birdo:~# l /dev/ttyACM0<br>
crw-rw---- 1 root uucp 166, 0 2008-12-09 00:54 /dev/ttyACM0<br>
root@birdo:~# chown uucp.uucp /dev/ttyACM0<br>
root@birdo:~# l /dev/ttyACM0</i><br><i>
crw-rw---- 1 uucp uucp 166, 0 2008-12-09 00:54 /dev/ttyACM0<br>
root@birdo:~# cu -l /dev/ttyACM0<br>
cu: creat (/var/lock/TMP0000000e75): Permission denied<br>
cu: /dev/ttyACM0: Line in use<br>
<br>
</i>I was able to connect to u-boot in the past, I'm wondering what's
happening now?</div></blockquote><div><br>Who is using the the line? Try "fuser <i>/dev/ttyACM0". Maybe a getty started from inittab, or udev thinks it must do something. And then, there are other ways to modify the uboot environment while the FR is booted.<br>
<br></i></div></div><br>