x86: cacheinfo: complete L2/L3 Cache and TLB associativity field definitions
See "CPUID Specification" (AMD Publication #: 25481, Rev. 2.28, April 2008) Signed-off-by: Andreas Herrmann <andreas.herrmann3@amd.com> Cc: Mark Langsdorf <mark.langsdorf@amd.com> LKML-Reference: <20090409134710.GA8026@alberich.amd.com> Signed-off-by: Ingo Molnar <mingo@elte.hu>
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@ -200,10 +200,17 @@ union l3_cache {
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};
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static const unsigned short __cpuinitconst assocs[] = {
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[1] = 1, [2] = 2, [4] = 4, [6] = 8,
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[8] = 16, [0xa] = 32, [0xb] = 48,
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[1] = 1,
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[2] = 2,
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[4] = 4,
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[6] = 8,
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[8] = 16,
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[0xa] = 32,
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[0xb] = 48,
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[0xc] = 64,
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[0xf] = 0xffff // ??
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[0xd] = 96,
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[0xe] = 128,
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[0xf] = 0xffff /* fully associative - no way to show this currently */
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};
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static const unsigned char __cpuinitconst levels[] = { 1, 1, 2, 3 };
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@ -264,7 +271,8 @@ amd_cpuid4(int leaf, union _cpuid4_leaf_eax *eax,
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eax->split.type = types[leaf];
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eax->split.level = levels[leaf];
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if (leaf == 3)
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eax->split.num_threads_sharing = current_cpu_data.x86_max_cores - 1;
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eax->split.num_threads_sharing =
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current_cpu_data.x86_max_cores - 1;
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else
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eax->split.num_threads_sharing = 0;
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eax->split.num_cores_on_die = current_cpu_data.x86_max_cores - 1;
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