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From: Thiago Jung Bauermann <bauerman@br•ibm.com>
To: Dave Kleikamp <shaggy@linux•vnet.ibm.com>
Cc: linuxppc-dev list <Linuxppc-dev@ozlabs•org>,
	Sergio Durigan Junior <sergiodj@br•ibm.com>,
	Torez Smith <torez@us•ibm.com>, David Gibson <dwg@au1•ibm.com>
Subject: Re: [RFC:PATCH 00/03] powerpc: Expose BookE debug registers through extended ptrace interface
Date: Fri, 11 Dec 2009 18:07:56 -0200	[thread overview]
Message-ID: <200912111807.56262.bauerman@br.ibm.com> (raw)
In-Reply-To: <1260498456.4329.8.camel@norville.austin.ibm.com>

On Fri 11 Dec 2009 00:27:36 Dave Kleikamp wrote:
> On Thu, 2009-12-10 at 20:23 -0600, Kumar Gala wrote:
> > On Dec 10, 2009, at 9:57 AM, Dave Kleikamp wrote:
> > > #define PPC_DEBUG_FEATURE_INSN_BP_RANGE		0x1
> > > #define PPC_DEBUG_FEATURE_INSN_BP_MASK		0x2
> > > #define PPC_DEBUG_FEATURE_DATA_BP_RANGE		0x4
> > > #define PPC_DEBUG_FEATURE_DATA_BP_MASK		0x8
> >
> > Is GDB smart enough to deal w/no condition_regs?  On some Book-E
> > devices we have 2 IACs, 2 DACs, and 0 DVCs.  Does it need to be in the
> > features?
> 
> I had discussed it with the gdb team.  I could easily add a feature
> flag, but it would be equivalent to num_condition_regs > 0.  I don't
> have a strong opinion either way.

The current GDB code we have here uses num_condition_regs > 0 to discover if 
DVCs are supported, so a PPC_DEBUG_FEATURE constant for that is redundant 
IMHO.
-- 
[]'s
Thiago Jung Bauermann
IBM Linux Technology Center

  reply	other threads:[~2009-12-11 20:07 UTC|newest]

Thread overview: 41+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2009-12-10 15:57 [RFC:PATCH 00/03] powerpc: Expose BookE debug registers through extended ptrace interface Dave Kleikamp
2009-12-10 15:57 ` [RFC:PATCH 01/03] powerpc: Extended " Dave Kleikamp
2009-12-11  0:44   ` David Gibson
2009-12-11  2:51   ` Kumar Gala
2009-12-10 15:57 ` [RFC:PATCH 02/03] powerpc: Add definitions for Debug Registers on BookE Platforms Dave Kleikamp
2009-12-10 17:07   ` Josh Boyer
2010-01-18 22:07     ` Dave Kleikamp
2009-12-11  0:53   ` David Gibson
2009-12-11  1:31     ` Dave Kleikamp
2010-01-18 22:10     ` Dave Kleikamp
2009-12-11  2:41   ` Kumar Gala
2009-12-11  3:28     ` David Gibson
2009-12-11 14:35       ` Kumar Gala
2009-12-14  1:16         ` David Gibson
2009-12-10 15:57 ` [RFC:PATCH 03/03] powerpc: Add support for BookE Debug Reg. traps, exceptions and ptrace Dave Kleikamp
2009-12-10 17:27   ` Josh Boyer
2009-12-10 17:41     ` Josh Boyer
2009-12-10 18:05       ` Dave Kleikamp
2009-12-11  2:50   ` Kumar Gala
2010-01-18 22:18     ` Dave Kleikamp
2009-12-11  3:26   ` David Gibson
2010-01-18 22:31     ` Dave Kleikamp
2009-12-11  2:23 ` [RFC:PATCH 00/03] powerpc: Expose BookE debug registers through extended ptrace interface Kumar Gala
2009-12-11  2:27   ` Dave Kleikamp
2009-12-11 20:07     ` Thiago Jung Bauermann [this message]
2009-12-11 20:51       ` Kumar Gala
2010-01-18 22:34   ` Dave Kleikamp
2010-02-03  2:03     ` Dave Kleikamp
2009-12-11  2:24 ` Kumar Gala
2009-12-11  2:29   ` Dave Kleikamp
2009-12-11  2:32     ` Kumar Gala
2009-12-12  4:18   ` Benjamin Herrenschmidt
2009-12-11  2:45 ` Kumar Gala
2010-01-18 22:41   ` Dave Kleikamp
  -- strict thread matches above, loose matches on Subject: below --
2010-01-18 21:57 Dave Kleikamp
2010-01-24 19:18 K.Prasad
2010-01-24 20:32 ` Benjamin Herrenschmidt
2010-01-28  7:13   ` K.Prasad
2010-01-30 20:44   ` Frederic Weisbecker
2010-01-30 21:33     ` Benjamin Herrenschmidt
2010-01-31  1:00       ` Frederic Weisbecker

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