Resend: [PATCH] oprofile support for Power 5++

Mike Wolf mjw at linux.vnet.ibm.com
Wed Jul 11 06:11:27 EST 2007


Michael Neuling wrote:
>> The patch has not been included and there have been no comments so
>> I'm resending.
>>
>> This patch adds a new oprofile cpu type for Power 5 revision 3 chips.
>> The new name is ppc64/power5++ and is used so that the performance
>> counters can be set up correctly.
>>     
>
> Does it make more sense to call this "ppc64/power5+rev3"?  
>   
This is a change to support new counter setup for oprofile.  It may be the
same if there is a revision 4 or 5 etc.  So since the internal name was ++
I followed that convention. 
> Mikey
>
>   
>> Signed-off-by: Mike Wolf <mjw at us.ibm.com>
>>
>> -------- 
>> linux-2.6.18.ppc64.orig/arch/powerpc/kernel/cputable.c	2006-09-19 22:4
>>     
> 2:06.000000000 -0500
>   
>> +++ linux-2.6.18.ppc64/arch/powerpc/kernel/cputable.c	2007-06-11 12:29:47.000
>>     
> 000000 -0500
>   
>> @@ -236,6 +236,21 @@
>>  		.oprofile_mmcra_sipr	= MMCRA_SIPR,
>>  		.platform		= "power5",
>>  	},
>> +	{	/* Power5++ */
>> +		.pvr_mask		= 0xffffff00,
>> +		.pvr_value		= 0x003b0300,
>> +		.cpu_name		= "POWER5+ (gs)",
>> +		.cpu_features		= CPU_FTRS_POWER5,
>> +		.cpu_user_features	= COMMON_USER_POWER5_PLUS,
>> +		.icache_bsize		= 128,
>> +		.dcache_bsize		= 128,
>> +		.num_pmcs		= 6,
>> +		.oprofile_cpu_type	= "ppc64/power5++",
>> +		.oprofile_type		= PPC_OPROFILE_POWER4,
>> +		.oprofile_mmcra_sihv	= MMCRA_SIHV,
>> +		.oprofile_mmcra_sipr	= MMCRA_SIPR,
>> +		.platform		= "power5+",
>> +	},
>>  	{	/* Power5 GS */
>>  		.pvr_mask		= 0xffff0000,
>>  		.pvr_value		= 0x003b0000,
>>
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>>
>>     




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