On Wed, Jun 05, 2013 at 10:56:54PM +0800, 李春奇 <Arthur Chunqi Li> wrote:
> Hi Gleb,
> I generate this mail by git send-email and I think the format is OK.
>
But I have not received the email, only this your reply to it.
> This is my first try to commit a patch in open source community. Sorry
> for annoying you guys so much.
>
> Thanks,
No problem.
> Arthur
>
> On Wed, Jun 5, 2013 at 10:54 PM, Arthur Chunqi Li <yzt356@xxxxxxxxx> wrote:
> > Add multibyte NOP test case to kvm-unit-tests. This version adds test cases into x86/realmode.c. This can test one of bugs when booting RHEL5.9 64-bit.
> >
> > Signed-off-by: Arthur Chunqi Li <yzt356@xxxxxxxxx>
> > ---
> > x86/realmode.c | 24 ++++++++++++++++++++++++
> > 1 file changed, 24 insertions(+)
> >
> > diff --git a/x86/realmode.c b/x86/realmode.c
> > index 981be08..e103ca6 100644
> > --- a/x86/realmode.c
> > +++ b/x86/realmode.c
> > @@ -1504,6 +1504,29 @@ static void test_fninit(void)
> > report("fninit", 0, fsw == 0 && (fcw & 0x103f) == 0x003f);
> > }
> >
> > +static void test_nopl(void)
> > +{
> > + MK_INSN(nopl1, ".byte 0x90\n\r"); // 1 byte nop
> > + MK_INSN(nopl2, ".byte 0x66, 0x90\n\r"); // 2 bytes nop
> > + MK_INSN(nopl3, ".byte 0x0f, 0x1f, 0x00\n\r"); // 3 bytes nop
> > + MK_INSN(nopl4, ".byte 0x0f, 0x1f, 0x40, 0x00\n\r"); // 4 bytes nop
> > + MK_INSN(nopl5, ".byte 0x0f, 0x1f, 0x44, 0x00, 0x00\n\r"); // 5 bytes nop
> > + MK_INSN(nopl6, ".byte 0x66, 0x0f, 0x1f, 0x44, 0x00, 0x00\n\r"); // 6 bytes nop
> > + MK_INSN(nopl7, ".byte 0x0f, 0x1f, 0x80, 0x00, 0x00, 0x00, 0x00\n\r"); // 7 bytes nop
> > + MK_INSN(nopl8, ".byte 0x0f, 0x1f, 0x84, 0x00, 0x00, 0x00, 0x00, 0x00\n\r"); // 8 bytes nop
> > + MK_INSN(nopl9, ".byte 0x66, 0x0f, 0x1f, 0x84, 0x00, 0x00, 0x00, 0x00, 0x00\n\r"); // 9 bytes nop
> > + exec_in_big_real_mode(&insn_nopl1);
> > + exec_in_big_real_mode(&insn_nopl2);
> > + exec_in_big_real_mode(&insn_nopl3);
> > + exec_in_big_real_mode(&insn_nopl4);
> > + exec_in_big_real_mode(&insn_nopl5);
> > + exec_in_big_real_mode(&insn_nopl6);
> > + exec_in_big_real_mode(&insn_nopl7);
> > + exec_in_big_real_mode(&insn_nopl8);
> > + exec_in_big_real_mode(&insn_nopl9);
> > + report("nopl", 0, 1);
> > +}
> > +
> > void realmode_start(void)
> > {
> > test_null();
> > @@ -1548,6 +1571,7 @@ void realmode_start(void)
> > test_xlat();
> > test_salc();
> > test_fninit();
> > + test_nopl();
> >
> > exit(0);
> > }
> > --
> > 1.7.9.5
> >
>
>
>
> --
> Arthur Chunqi Li
> Department of Computer Science
> School of EECS
> Peking University
> Beijing, China
--
Gleb.
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