Lorenzo Campedelli wrote:
> If you try the following patch it will work (well, almost ;-) and
> I bet it's not the solution!)
By now, I've made system calls restartable.
But thanks for the patch, anyway !!!
> As you can see the signal received by the program as I
> press ^C is SIGEMT (does it make sense ?)
Whoops !! Sorry, made a little mistake. The patch attached
will set it right (Ulrich please add this to previous patch
if you load it into CVS).
> Another thing : after compilint the cooperative kernel with
> the -g compiler option even the listing works and so I tried
> to put a breakpoint.
Breakpoints don't work yet... we first need a structure
for allocating interrupts to plugins. The debugger
plugin itself has no problems with breakpoints, but int1
and int3 are not forwarded to it correctly yet.
Ramon
diff -Nur freemware-old/user/plugins/ice/low-freemware.c
freemware/user/plugins/ice/low-freemware.c
--- freemware-old/user/plugins/ice/low-freemware.c Sun Jan 9 23:37:29 2000
+++ freemware/user/plugins/ice/low-freemware.c Sun Jan 9 23:29:42 2000
@@ -68,24 +68,24 @@
switch (context.event_info & 0xff)
{
- case 0 : sigval = SIGFPE; break; /* divide by zero */
- case 1 : sigval = SIGTRAP; break; /* debug exception */
- case 2 : sigval = SIGBUS; break; /* NMI fault */
- case 3 : sigval = SIGTRAP; break; /* breakpoint */
- case 4 : sigval = SIGUSR1; break; /* into instruction (overflow) */
- case 5 : sigval = SIGUSR1; break; /* bound instruction */
- case 6 : sigval = SIGILL; break; /* Invalid opcode */
- case 7 : sigval = SIGFPE; break; /* coprocessor not available */
- case 8 : sigval = SIGEMT; break; /* double fault */
- case 9 : sigval = SIGSEGV; break; /* coprocessor segment overrun */
- case 10 : sigval = SIGSEGV; break; /* Invalid TSS */
- case 11 : sigval = SIGSEGV; break; /* Segment not present */
- case 12 : sigval = SIGSEGV; break; /* stack exception */
- case 13 : sigval = SIGSEGV; break; /* general protection */
- case 14 : sigval = SIGSEGV; break; /* page fault */
- case 16 : sigval = SIGEMT; break; /* coprocessor error */
- case -1 : sigval = SIGINT; break; /* break command from gdb */
- default : sigval = SIGEMT; break; /* "software generated" */
+ case 0 : sigval = SIGFPE; break; /* divide by zero */
+ case 1 : sigval = SIGTRAP; break; /* debug exception */
+ case 2 : sigval = SIGBUS; break; /* NMI fault */
+ case 3 : sigval = SIGTRAP; break; /* breakpoint */
+ case 4 : sigval = SIGUSR1; break; /* into instruction (overflow) */
+ case 5 : sigval = SIGUSR1; break; /* bound instruction */
+ case 6 : sigval = SIGILL; break; /* Invalid opcode */
+ case 7 : sigval = SIGFPE; break; /* coprocessor not available */
+ case 8 : sigval = SIGEMT; break; /* double fault */
+ case 9 : sigval = SIGSEGV; break; /* coprocessor segment overrun */
+ case 10 : sigval = SIGSEGV; break; /* Invalid TSS */
+ case 11 : sigval = SIGSEGV; break; /* Segment not present */
+ case 12 : sigval = SIGSEGV; break; /* stack exception */
+ case 13 : sigval = SIGSEGV; break; /* general protection */
+ case 14 : sigval = SIGSEGV; break; /* page fault */
+ case 16 : sigval = SIGEMT; break; /* coprocessor error */
+ case 0xff : sigval = SIGINT; break; /* break command from gdb */
+ default : sigval = SIGEMT; break; /* "software generated" */
}
return gdb_converse (sigval, status);
diff -Nur freemware-old/user/plugins/ice/remote-utils.c
freemware/user/plugins/ice/remote-utils.c
--- freemware-old/user/plugins/ice/remote-utils.c Sun Jan 9 23:37:29 2000
+++ freemware/user/plugins/ice/remote-utils.c Sun Jan 9 23:29:12 2000
@@ -196,7 +196,7 @@
return;
}
- context.event_info = -1;
+ context.event_info = 0xff;
break_vm = 1;
return;
}
