tree c8ba8396f451f41d8364439e7027c5caa046c3a9
parent 5f22b054f2594e231b042ada24d2fdfaa9c26d52
author Hunter Laux <hunterlaux@gmail.com> 1403262794 -0700
committer Michael Tokarev <mjt@tls.msk.ru> 1403625684 +0400

Add support for the arm breakpoint syscall

OABI arm used a software interrupt(0xef9f0001) for breakpoints.
Since 2005 gdb has used the break instruction(0xe7f001f0) for EABI.
Apparently Steel Bank Common Lisp still uses the swi instruction.

This is the kernel implementation:
http://lxr.free-electrons.com/source/arch/arm/kernel/traps.c#L598

Signed-off-by: Hunter Laux <hunterlaux@gmail.com>
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Michael Tokarev <mjt@tls.msk.ru>