[ECOS] Gdb 6.7, gcc 4.2.2, redboot on arm (gba), "target remote" doesn't work.

Andrew Lunn andrew@lunn.ch
Fri Jan 18 19:06:00 GMT 2008


On Fri, Jan 18, 2008 at 07:39:28PM +0100, Paul Chavent wrote:
> Hello.
>
> I have found that it fails in hal/arm/arch/current/src/hal_misc.c at void breakpoint(void).
>
> When i execute
> void
> breakpoint(void)
> {
>   diag_printf("breakpoint\n");
>     HAL_BREAKPOINT(_breakinst);
>   diag_printf("breakpoint\n");
> }
> The second trace doesn't appear and the target reboot.
>
> When i try to compile
> void
> breakpoint(void)
> {
>   diag_printf("breakpoint %p\n", _breakinst);
>     HAL_BREAKPOINT(_breakinst);
>   diag_printf("breakpoint %p\n", _breakinst);
> }
> I have hal_misc.c:230: error: `_breakinst' undeclared (first use in this function)

The magic for this is in:

/packages/hal/arm/arch/current/include/hal_arch.h

I don't remember who this works on ARM. Maybe it uses a Software
interrupt?

  Andrew

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