[U-Boot] [PATCH 3/4][v3] powerpc/85xx:Make debug exception vector accessible

[Scott Wood <scottwood@freescale.com>]

On 04/24/2012 03:45 PM, Andy Fleming wrote:
> On Mon, Mar 26, 2012 at 4:00 AM, Prabhakar Kushwaha
>> @@ -107,6 +107,7 @@
>>  #define CONFIG_MAX_CPUS                        1
>>  #define CONFIG_FSL_SDHC_V2_3
>>  #define CONFIG_SYS_FSL_NUM_LAWS                12
>> +#define CONFIG_SYS_PPC_E500_DEBUG_TLB  3
> 
> 
> You've only enabled this for one processor. Maybe the P1010. Nowhere
> in the patch description does it mention that this is only being
> enabled for one chip. As it is, I think you meant to enable it for
> more chips, and I'm wondering why it's not enabled for the other chips
> mentioned in the comments above as being test platforms for this
> patch...
> 
> Probably, for this feature, we should make a default definition, which
> can be overridden by other parts if necessary.
> 
> In other words, add something like this near the end:
> 
> #ifndef CONFIG_SYS_PPC_E500_DEBUG_TLB
> #define CONFIG_SYS_PPC_E500_DEBUG_TLB 3
> #endif

We don't want to enable this on e500mc (testing in that context just
means that we didn't break the code path where this isn't enabled).  I'm
not sure whether it will break anything if we do enable it on e500mc,
but we don't need it.

-Scot