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Re: [Qemu-trivial] [PATCH v2] Add support for the arm breakpoint syscall
From: |
Peter Maydell |
Subject: |
Re: [Qemu-trivial] [PATCH v2] Add support for the arm breakpoint syscall |
Date: |
Fri, 20 Jun 2014 12:16:04 +0100 |
On 20 June 2014 12:13, Hunter Laux <address@hidden> wrote:
> 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 <address@hidden>
Reviewed-by: Peter Maydell <address@hidden>
thanks
-- PMM