Re: Can you please help me out -- Issue with GDB on mips board ????

[Daniel Jacobowitz <dan@debian.org>]

On Tue, Apr 18, 2006 at 12:13:03AM -0700, V Mehul wrote:
> 
> hi,
>        i am working on i386 based board and want some information. i
>           am using mips-linux 2.6.6 kernel on target board and linux
>           2.6.9 on intel board. I am running an application under
>           "gdbserver" on the target mips board, but am not able to do
>           a single step inside the function. Foll. error is displayed
>           "ptrace : Input/Output error",
> 
>    the  "ptrace.c" file under arch/mips/kernel/ does not have support
>    for PTRACE_SINGLESTEP because of which the above error is
>    occuring. Though i386,alpha,arm etc. architecture has this
>    support, but why mips doesnt have this ?

Because the hardware doesn't.  GDB doesn't need it, either.  It sounds
like your GDB is not correctly configured for mips-linux.

-- 
Daniel Jacobowitz
CodeSourcery