Hi Paul. Thank you for the hints. :)
I've gotten a small step further now, because 'stm32f4x unlock 0' stops the initial demo-firmware from running (even after a power-cycle). But I still get an error when trying to mass_erase ... > halt > stm32f4x unlock 0 stm32f2x unlocked. INFO: a reset or power cycle is required for the new settings to take effect. > stm32f4x mass_erase 0 stm32x device protected stm32x mass erase failed Runtime Error: embedded:startup.tcl:525: in procedure 'stm32f4x' in procedure 'stm32f2x' called at file "embedded:startup.tcl", line 525 Love Jens On Sun, 21 Dec 2014 10:14:00 +0300, Paul Fertser wrote: > Hey, > > On Sun, Dec 21, 2014 at 04:13:37AM +0100, Jens Bauer wrote: >> I'm asking, because I'm having some strange problems, and I believe >> that those problems are 'unique to me' (like always) :) I posted the >> question on my.st.com's forum, as I thought it was very likely that >> there are many discovery-board users there, and a few of them might >> have had the problem too. <https://my.st.com/ee76e9e1> > > Assuming it's this [1]: > >> openocd -f board/stm32f4discovery.cfg -c "program output/STM-test8.bin >> verify reset" > > This is obviously wrong as you flash a binary without specifying the > offset, and it is 0 by default, so you get > >> Warn : no flash bank found for address 0 > > The correct offset would be 0x08000000 in this case. > >> Warn : STM32 flash size failed, probe inaccurate - assuming 1024k flash >> Info : flash size = 1024kbytes >> Error: stm32x device protected >> Error: failed erasing sectors 0 to 0 > > This likely means you need to run > >> stm32f4x unlock 0 > > once, and if that doesn't help, > >> stm32f4x mass_erase 0 > > And then power-cycle. If it works, you'll be able to use "program" as > usual as many times as you want, without these additional tricks. I > recommend sticking to elf because openocd knows how to properly parse > them, and uses correct offset automatically. > > HTH > > [1] > https://my.st.com/public/STe2ecommunities/mcu/Lists/STM32Discovery/Flat.aspx?RootFolder=%2fpublic%2fSTe2ecommunities%2fmcu%2fLists%2fSTM32Discovery%2fSTM32F4%20Discovery%20-%20can%27t%20flash-program%20device&FolderCTID=0x01200200770978C69A1141439FE559EB459D75800084C20D8867EAD444A5987D47BE638E0F¤tviews=30 > > -- > Be free, use free (http://www.gnu.org/philosophy/free-sw.html) software! > mailto:fercer...@gmail.com ------------------------------------------------------------------------------ Download BIRT iHub F-Type - The Free Enterprise-Grade BIRT Server from Actuate! Instantly Supercharge Your Business Reports and Dashboards with Interactivity, Sharing, Native Excel Exports, App Integration & more Get technology previously reserved for billion-dollar corporations, FREE http://pubads.g.doubleclick.net/gampad/clk?id=164703151&iu=/4140/ostg.clktrk _______________________________________________ OpenOCD-devel mailing list OpenOCD-devel@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/openocd-devel
