Re: [PATCH v6 20/21] hw/mips: Add some logging for bad register offset cases

[Aleksandar Markovic <aleksandar.qemu.devel@gmail.com>]

уто, 26. мај 2020. у 09:42 Philippe Mathieu-Daudé <f4bug@amsat.org> је
написао/ла:
>
> On 5/18/20 10:09 PM, Aleksandar Markovic wrote:
> > Log the cases where a guest attempts read or write using bad
> > register offset.
> >
> > Reviewed-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
> > Tested-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
>
> Not well tested apparently, because it doesn't build with GCC 5.4.0
> (Ubuntu):
>
> hw/mips/malta.c: In function ‘malta_fpga_read’:
> hw/mips/malta.c:430:85: error: format ‘%x’ expects argument of type
> ‘unsigned int’, but argument 2 has type ‘hwaddr {aka long unsigned int}’
> [-Werror=format=]
> hw/mips/malta.c: In function ‘malta_fpga_write’:
> hw/mips/malta.c:517:85: error: format ‘%x’ expects argument of type
> ‘unsigned int’, but argument 2 has type ‘hwaddr {aka long unsigned int}’
> [-Werror=format=]
> cc1: all warnings being treated as errors
>
> I amended this snippet ...:
>
> -- >8 --
> @@ -428,8 +428,8 @@ static uint64_t malta_fpga_read(void *opaque, hwaddr
> addr,
>
>      default:
>          qemu_log_mask(LOG_GUEST_ERROR,
> -                      "malta_fpga_read: Bad register offset 0x"
> -                      TARGET_FMT_lx "\n", addr);
> +                      "malta_fpga_read: Bad register addr
> 0x%"HWADDR_PRIX"\n",
> +                      addr);
>          break;
>      }
>      return val;
> @@ -515,8 +515,8 @@ static void malta_fpga_write(void *opaque, hwaddr addr,
>
>      default:
>          qemu_log_mask(LOG_GUEST_ERROR,
> -                      "malta_fpga_write: Bad register offset 0x"
> -                      TARGET_FMT_lx "\n", addr);
> +                      "malta_fpga_write: Bad register addr
> 0x%"HWADDR_PRIX"\n",
> +                      addr);
>          break;
>      }
>  }
> ---
>
> ... and queued to mips-next,
>

Hi, Philippe,

Many thanks for correcting my mistake in this patch!
May I ask you to refer to your queue as hw/mips-next, rather than
mips-next, for the sake of clarity?
And, when do you plan to send the pull request?

Thanks,
Aleksandar


> Thanks,
>
> Phil.
>
> > Signed-off-by: Aleksandar Markovic <aleksandar.qemu.devel@gmail.com>
> > ---
> >  hw/mips/mips_malta.c | 14 ++++++--------
> >  1 file changed, 6 insertions(+), 8 deletions(-)
> >
> > diff --git a/hw/mips/mips_malta.c b/hw/mips/mips_malta.c
> > index e4c4de1b4e..88869b828e 100644
> > --- a/hw/mips/mips_malta.c
> > +++ b/hw/mips/mips_malta.c
> > @@ -427,10 +427,9 @@ static uint64_t malta_fpga_read(void *opaque, hwaddr addr,
> >          break;
> >
> >      default:
> > -#if 0
> > -        printf("malta_fpga_read: Bad register offset 0x" TARGET_FMT_lx "\n",
> > -               addr);
> > -#endif
> > +        qemu_log_mask(LOG_GUEST_ERROR,
> > +                      "malta_fpga_read: Bad register offset 0x"
> > +                      TARGET_FMT_lx "\n", addr);
> >          break;
> >      }
> >      return val;
> > @@ -515,10 +514,9 @@ static void malta_fpga_write(void *opaque, hwaddr addr,
> >          break;
> >
> >      default:
> > -#if 0
> > -        printf("malta_fpga_write: Bad register offset 0x" TARGET_FMT_lx "\n",
> > -               addr);
> > -#endif
> > +        qemu_log_mask(LOG_GUEST_ERROR,
> > +                      "malta_fpga_write: Bad register offset 0x"
> > +                      TARGET_FMT_lx "\n", addr);
> >          break;
> >      }
> >  }
> >