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Fix L3 cache associativity detection on AMD Zen 2 CPUs

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Xorg 2020-05-03 17:07:43 +02:00
parent eeec951534
commit 848394ee46
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GPG key ID: 1E55EE2EFF18BC1A
4 changed files with 4 additions and 4 deletions
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2
libcpuid/recog_amd.c
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@ -363,7 +363,7 @@ static void decode_amd_cache_info(struct cpu_raw_data_t* raw, struct cpu_id_t* d
{ {
int l3_result; int l3_result;
const int assoc_table[16] = { const int assoc_table[16] = {
0, 1, 2, 0, 4, 0, 8, 0, 16, 0, 32, 48, 64, 96, 128, 255 0, 1, 2, 0, 4, 0, 8, 0, 16, 16, 32, 48, 64, 96, 128, 255
}; };
unsigned n = raw->ext_cpuid[0][0]; unsigned n = raw->ext_cpuid[0][0];

2
tests/amd/zen2/ryzen5-matisse.test
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@ -67,7 +67,7 @@ ext_cpuid[31]=0001000f 0000016f 000001fd 00000001
-1 -1
8 8
8 8
0 16
-1 -1
64 64
64 64

2
tests/amd/zen2/ryzen7-matisse.test
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@ -91,7 +91,7 @@ ext_cpuid[31]=0001000f 0000016f 000001fd 00000001
-1 -1
8 8
8 8
0 16
-1 -1
64 64
64 64

2
tests/amd/zen2/ryzen9-matisse.test
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@ -91,7 +91,7 @@ ext_cpuid[31]=0001000f 0000016f 000001fd 00000001
-1 -1
8 8
8 8
0 16
-1 -1
64 64
64 64