Re: [Discuss-gnuradio] USRP2 SD Card rewrite

2008-11-02 Thread Daniel O'Connor
On Monday 03 November 2008 10:31:59 Robert McGwier wrote:
> with the rest which I emphasize again.  If you get the wrong  for
> the device,  you can wipe out your hard drive.  Most people will have
> their hard drive as /dev/sda and on my computer it seems the device
> is, like Matt's computer, to be /dev/sdb.

Surely the kernel would prevent you writing to a disk that is opened by it for 
the FS. (It does in FreeBSD anyway)

-- 
Daniel O'Connor software and network engineer
for Genesis Software - http://www.gsoft.com.au
"The nice thing about standards is that there
are so many of them to choose from."
  -- Andrew Tanenbaum
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[Discuss-gnuradio] USRP2 SD Card rewrite

2008-11-02 Thread Robert McGwier
On October 25 Matt wrote:

"   Build the firmware by running make in the gnuradio/usrp2 directory
Insert the SD card into the card reader, and the card reader into a
USB port on your computer
Run  "sudo u2_flash_tool --dev=/dev/ -t s/w
usrp2/firmware/txrx.bin -w"
   /dev/ has to be replaced with the device for the SD card
"

This needs some small corrections I think.

The correct instructions seem to be

cd usrp2/firmware
Run "sudo ./u2_flash_tool --dev=/dev/ -t s/w ./apps/txrx.bin -w"

with the rest which I emphasize again.  If you get the wrong  for
the device,  you can wipe out your hard drive.  Most people will have
their hard drive as /dev/sda and on my computer it seems the device
is, like Matt's computer, to be /dev/sdb.

Bob


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