Re: [PATCH 01/04] powerpc/booke: Introduce new CONFIG options for advanced debug registers

[David Gibson <dwg@au1.ibm.com>]

On Mon, Feb 08, 2010 at 02:50:57PM -0700, Dave Kleikamp wrote:
> powerpc/booke: Introduce new CONFIG options for advanced debug registers
> 
> From: Dave Kleikamp <shaggy@linux.vnet.ibm.com>
> 
> Introduce new config options to simplify the ifdefs pertaining to the
> advanced debug registers for booke and 40x processors:
> 
> CONFIG_PPC_ADV_DEBUG_REGS - boolean: true for dac-based processors
> CONFIG_PPC_ADV_DEBUG_IACS - number of IAC registers
> CONFIG_PPC_ADV_DEBUG_DACS - number of DAC registers
> CONFIG_PPC_ADV_DEBUG_DVCS - number of DVC registers
> CONFIG_PPC_ADV_DEBUG_DAC_RANGE - DAC ranges supported
> 
> Beginning conservatively, since I only have the facilities to test 440
> hardware.  I believe all 40x and booke platforms support at least 2 IAC
> and 2 DAC registers.  For 440, 4 IAC and 2 DVC registers are enabled, as
> well as the DAC ranges.

Hrm.  I'm not entirely convinced there aren't or won't be 44x chips
with a different number of regs.  Still we fix it up to do runtime
checking later.

> Signed-off-by: Dave Kleikamp <shaggy@linux.vnet.ibm.com>

Acked-by: David Gibson <dwg@au1.ibm.com>

-- 
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