I am attempting to revive my standalone dvr unit that i bricked by uploading the uboot.bin file, via hyperterminal connected to serial port, without specifying a memory address. The board has 2 boot modes EMULATION BOOT & NAND BOOT. It is set for NAND BOOT MODE. below are the specs of the dvr unit.
Manufacturer: ITX Security
Model: ANF1648
Processor: TI Davinci TMS320DM6467T
OS: Linux MonteVista
Relevent Tools that i have:
CCS 4.0
TI XDS100v2 jtag emulator
Null modem cable
WInXP PRO SP3
LINUX Ubuntu
the pic below is what im getting via rs232 port
bricked dvr revival
Re: bricked dvr revival
The last time your boot loader also worked
Now it mean that you clean it?
Now it mean that you clean it?
Re: bricked dvr revival
i messed up the boot loader by sending uboot.img file to incorrect memory address. the maufacturer has sent me this picture about setting boot mode. he did not explain it to me though.
Re: bricked dvr revival
? - Possible it's tune mode for boot selection, from what
Make a photo with these contacts on motherboard.
if you prev. made a u-boot dump so you need a programmer flash and restote boot. It's more quiker!
Make a photo with these contacts on motherboard.
if you prev. made a u-boot dump so you need a programmer flash and restote boot. It's more quiker!
Re: bricked dvr revival
If you remember, when last time (20150506) i remote connect to you NVR (you boot was live) and manualy start kernel that i extract from firmware, ш save same data.
Today i check it, and i find in firmware - the original u-boot loader!!!
So it posible to restore it
Today i check it, and i find in firmware - the original u-boot loader!!!
So it posible to restore it
Re: bricked dvr revival
i sent the board to the manufacturer in korea, to have it repaired. ill update when i get the board back
Re: bricked dvr revival
Ok.
Thanks for information!
Thanks for information!
Re: bricked dvr revival
so i have the new board installed and it came with the latest firmware. id still like to extract the root console password from the firmware, like we initially had began to do.
Re: bricked dvr revival
Good news!
Let's make dump from this device!
Let's make dump from this device!
Re: bricked dvr revival
make dump? u want the complete firmware file for download?