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On Wed, 28 Nov 2001, Paul Doherty wrote: > Hi guys & gals, > > i've a couple\three questions on the arm gcc cross-compilier. i've built the > gcc tool chain for arm-thumb-elf and it works well. I've been messing around > with GDB and the simulator, writing simple programs to get the hang of it. I > lack a great deal of knowledge in this field as i come from a background of > 8052, 6800, HC11 & 68002 assemble programming (mostly 8052). > > My first question is, how do i relocate code in the memory map. I've tried > changing the ld linker script from 0x8000 to say 0x10000 or 0x80000 but this > seem to have no effect. Am i on the right track at all??? I do remember > reading last week on some man/info page that the 0x8000 had something to do > with the demon debugger. I can't find this info now... I suppose that if you are using arm-elf toolchain it should not be a problem. > > I'm using this mini project as a tutoiral in ARM(GCC) development to get me > up to speed on the basics. > Sceond question. I have a bare board. I don't need any RTOS at the moment, i > with try and get ecos working later but not yet. Is elf the correct file > format to start with? Elf is OK, use arm-elf-objcopy to produce loadable format. > > I plan to start writing a downloader now soon that will take data (A > program) of the ARM serial port and save it to memory. By any chance is > there an elf to intel hex translator available on the net? I know it's bad > but old habbits die hard... ;-D Is the elf file format complicated?? Would > it be as easy to download straight from it??? arm-elf-objcopy supports quite a few useful output formats. > > The final question... How stable is the GCC cross compiler when it's been > run on a windows machine under cygwin? Has many people developed major > projects on it. How did you find it. It looks stable to me but the longest C > program i wrote so far using this configuration was 40 lines and it was all > completed in one evening. What's the story if it's been used for a couple of > weeks or a month or two?? Use linux, you will save a lot of blood and tears vs windows/cygwin. > > Thanks in advance for all the help.... > > Paul Thanks, Aleksey > > _________________________________________________________________ > Get your FREE download of MSN Explorer at http://explorer.msn.com/intl.asp > > > ------ > Want more information? See the CrossGCC FAQ, http://www.objsw.com/CrossGCC/ > Want to unsubscribe? Send a note to crossgcc-unsubscribe@sourceware.cygnus.com > ------ Want more information? See the CrossGCC FAQ, http://www.objsw.com/CrossGCC/ Want to unsubscribe? Send a note to crossgcc-unsubscribe@sourceware.cygnus.com
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