Re: [ECOS] Problems with running applications

[Jonathan Larmour <jlarmour@redhat.com>]

Peter Blair wrote:
> 
> Hello Everyone,
> 
> I'm still plugging away with eCos, but have hit a wall a far as
> execution of the compiled application is concerned.
> 
> I've written a test application (Source code provided at bottom of
> email), compiled and linked it against the eCos library, and transfered
> it to the target host (i386) via serial.  Unfortunately, I'm unable to
> view any printf() statements on the target-pc's screen, but am pretty
> sure that the application is running.
> 
> Also, the program seems to hang in i386-elf-gdb/insight once it has
> reached the "cyg_libc_invoke_atexit_handlers()" from the exit.cxx file.
> 
> Conditions:
> a) My eCos build was done from the command line by issuing:
> $ ecosconfig new pc
> $ ecosconfig tree
> $ make
> b) I'm using the 'current' version of the eCos source repository, and
> the updated version of 'ecosconfig'.
> c) My build environment is Cygwin/Windows-2000.
> d) I'm using i386-elf-gdb with the Insight front-end to transfer & run
> my applications.
> 
> Is eCos' stdout the screen, a serial port on the target machine, or
> somewhere in gdb?

If you loaded over serial via GDB, the output should come over the serial
via GDB. What if you just have:

-=-=-=-=-
#include <stdio.h>
int main(){
  printf("Testing, 1-2-3\n");
  return 0;
}
-=-=-=-=-


Jifl
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