Re: [ECOS] Question about Hello World eCos example

["David Airlie" <David dot Airlie at parthus dot com>]

GDB debugging ... there is an option for mangling output in the .ecc, set
this to none..

Dave.

On Wed, 25 Jul 2001, Andre Sebastien wrote:

> Hi everybody
> 
> I build Hello example et run it on an PID board !!!
> 
> I use GCC 2.95.3 for arm-lib and eCos
> 
> For load the ELF i use a LAUTERBACH and JTAG link !!!
> The software is T32
> 
> I connect the serial port A on a PC with an HYPER-TERMINAL
> configured with 38400 bauds, 8bits,NO PARITY,NO CONTROL
> 
> i execute the program i receive on the HYPER-TERMINAL this :
> $O48656C6C6F2C2065436F7320776F726C64212035200A#BB
> 
> if we interprets it as HEX CODE it be :
>           $0
>            0x48 0x65 0x6C 0x6C 0x6F 0x2C 0x20  = Hello,  (+ a backspace)
> 
>            0x65 0x43 0x6F 0x73 0x20 = eCos     (+ a backspace)
>            0x77 0x6F  0x72 0x6C 0x64 0x21 0x20 = world!  (+ a backspace)
> 
>            0x35 0x20 0x0A  = 5 \n
>            #BB
> 
> It s exactly that i try to print : printf("Hello, eCos world! %d \n",5);
> 
> PS: what is $0 and #BB at the beginning and the end of output ?
> 
> But never the program go out the function "printf", it seems to go in a
> infinite loop !!!!!
> What does it wrong ?
> 
> best regards.
> 
> Seb.
> 

-- 
      David Airlie, Software Engineer, Parthus Technologies plc.,
       Mary Rosse Centre, National Tech Park, Limerick, Ireland.
   t: +353-61-508116 / f: +353-61-508101 / David.Airlie@parthus.com