maemo.org - Talk - View Single Post - cold flashing, really a mission impossible?

u2maemo	2010-05-31 , 00:02
Posts: 71 \| Thanked: 19 times \| Joined on Dec 2009	#1

flasher-3.5 have some option related with cold flashing.
-2, --2nd=ARG Location of NOLO cold flasher ("2nd") image
-c, --cold-flash "Cold flash" the device
-S, --serial-port=ARG Serial port used for cold flashing or "usb"

man page even give an example
flasher-3.5 -c -h RX-51:<hwid> -F <FIASCO image> -S usb

For recovering my deadly bricked Nokia N810, I bought usb2serial wire with chip PL2303

After I connect linux PC and N810 by using this usb2serial cable

gotten

Code:

lsusb
....
Bus 003 Device 002: ID 067b:2303 Prolific Technology, Inc. PL2303 Serial Port

Code:

dmesg
.....
[ 5226.288081] usb 3-1: new full speed USB device using uhci_hcd and address 2
[ 5226.451358] usb 3-1: configuration #1 chosen from 1 choice
[ 5226.569698] usbcore: registered new interface driver usbserial
[ 5226.570727] USB Serial support registered for generic
[ 5226.571732] usbcore: registered new interface driver usbserial_generic
[ 5226.571737] usbserial: USB Serial Driver core
[ 5226.581173] USB Serial support registered for pl2303
[ 5226.582212] pl2303 3-1:1.0: pl2303 converter detected
[ 5226.594494] usb 3-1: pl2303 converter now attached to ttyUSB0
[ 5226.594549] usbcore: registered new interface driver pl2303
[ 5226.594557] pl2303: Prolific PL2303 USB to serial adaptor driver

Code:

lsmod|grep 2303
pl2303                 15740  0 
usbserial              33019  1 pl2303

Code:

ls -la /dev/ttyUSB*
crw-rw---- 1 root dialout 188, 0 2010-05-31 05:50 /dev/ttyUSB0

Code:

cat /proc/devices |grep -i ttyUSB
188 ttyUSB

then I run
flasher-3.5 -c -S usb -h RX-44:0805 -F RX-44_DIABLO_5.2008.43-7_PR_COMBINED_MR0_ARM.bin -f -R

it stop at following place forever.

Code:

.....
Using serial port usb
Suitable USB device not found, waiting.

Anyone would give info about how this mysterious cold flashing can be used.

ps. I have googled the web and this forum but it seems not any cold flashing successfule case can be found although some have tried to do it.

Last edited by u2maemo; 2010-05-31 at 00:04.

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