Article: Niagara II: The Hydra Returns
By: Andi Kleen (ak-rwt.delete@this.muc.de), September 5, 2006 12:48 pm
Room: Moderated Discussions
anonymous (no@spam.com) on 9/5/06 wrote:
---------------------------
>>>- 16-entry 4-way L0 dTLB for small pages
>>>- 16-entry 4-way L0 dTLB for large pages
>>>- 256-entry 4-way L1 dTLB for small pages
>>>- 32-entry 4-way L1 dTLB for large pages
>>
>>You would need a presentation for that. This
>>information is all in CPUID (in the AMD 0x8... space,
>>but Intel x86-64 implements those too)
>
>My Core 2 machines report the following:
>
>0x00000002 = 0x05B0B101,0x005657F0,0x00000000,0x2CB43049
That's the caches only. And the official new Intel way
to report this is with CPUID 4, 2 is obsolete
because it wasn't extensible.
TLBs are in 0x80000005, 0x80000006
-Andi
---------------------------
>>>- 16-entry 4-way L0 dTLB for small pages
>>>- 16-entry 4-way L0 dTLB for large pages
>>>- 256-entry 4-way L1 dTLB for small pages
>>>- 32-entry 4-way L1 dTLB for large pages
>>
>>You would need a presentation for that. This
>>information is all in CPUID (in the AMD 0x8... space,
>>but Intel x86-64 implements those too)
>
>My Core 2 machines report the following:
>
>0x00000002 = 0x05B0B101,0x005657F0,0x00000000,0x2CB43049
That's the caches only. And the official new Intel way
to report this is with CPUID 4, 2 is obsolete
because it wasn't extensible.
TLBs are in 0x80000005, 0x80000006
-Andi
Topic | Posted By | Date |
---|---|---|
Hot Chips 18: Niagara II Article Online | David Kanter | 2006/09/04 09:01 PM |
Hot Chips 18: Core 2 tidbits | anonymous | 2006/09/04 09:15 PM |
Hot Chips 18: Core 2 tidbits | Andi Kleen | 2006/09/05 11:29 AM |
Hot Chips 18: Core 2 tidbits | anonymous | 2006/09/05 12:33 PM |
Hot Chips 18: Core 2 tidbits | Andi Kleen | 2006/09/05 12:48 PM |
Hot Chips 18: Core 2 tidbits | anonymous | 2006/09/05 03:40 PM |
Hot Chips 18: Core 2 tidbits | anonymous | 2006/09/06 06:20 AM |
Hot Chips 18: Niagara II Article Online | Garius Bias | 2006/09/05 01:35 AM |
Hot Chips 18: Niagara II Article Online | David Kanter | 2006/09/05 12:08 PM |
Hot Chips 18: Niagara II Article Online | Chuck | 2006/09/06 03:59 AM |
Hot Chips 18: Niagara II Article Online | David Kanter | 2006/09/06 08:50 AM |
Hot Chips 18: Niagara II Article Online | Tom W | 2006/09/08 09:42 AM |
Hot Chips 18: Niagara II Article Online | David Kanter | 2006/09/08 11:18 AM |