Re: [Qemu-devel] [PATCH] Handle debug signals on PowerPC

[Aurelien Jarno]

On Mon, Oct 13, 2008 at 05:03:09PM +0100, Andrew Stubbs wrote:
> Hi,
>
> The attached patch allows PowerPC QEMU to be used with the debugger.
>
> Currently, any attempt to debug causes an unknown exception error. Note  
> that there are also a few other issues that prevent QEMU from working at  
> all (for me, at any rate, and not just with debugging), but those fixes  
> are not yet ready.

Actually POWERPC_EXCP_DEBUG can not happen in user mode, while
EXCP_DEBUG should be handled. The mistake come from a renaming of
all PowerPC EXCP_* defines into POWERPC_EXCP_*.

I have applied a patch to fix that.

> Andrew

> Index: linux-user/main.c
> ===================================================================
> --- linux-user/main.c (revision 5453)
> +++ linux-user/main.c (working copy)
> @@ -1286,6 +1286,7 @@
>                        "Aborting\n");
>              break;
>          case POWERPC_EXCP_DEBUG:    /* Debug interrupt                       
> */
> +     case EXCP_DEBUG:
>              /* XXX: check this */
>              {
>                  int sig;


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