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| author | Arthur Heymans <arthur@aheymans.xyz> | 2022-05-31 21:40:30 +0200 |
|---|---|---|
| committer | Felix Held <felix-coreboot@felixheld.de> | 2022-06-20 12:19:06 +0000 |
| commit | c056d18fbe13fd90a141e9c713969efb9f0915d7 (patch) | |
| tree | 1156889a30f0edab8c6d820d6665ef37dee6acc9 /src/soc/amd | |
| parent | 615818f5a98d19079fd5e1725cd56786d39882c2 (diff) | |
| download | coreboot-c056d18fbe13fd90a141e9c713969efb9f0915d7.tar.gz coreboot-c056d18fbe13fd90a141e9c713969efb9f0915d7.tar.bz2 coreboot-c056d18fbe13fd90a141e9c713969efb9f0915d7.zip | |
soc/amd/stoneyridge: Align get_cpu_count to other targets
The CPUID function to get the number of cores on a package is common
across multiple generations of AMD cpus.
Change-Id: I28bff875ea2df7837e4495787cf8a4c2d522d43d
Signed-off-by: Arthur Heymans <arthur@aheymans.xyz>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/64869
Reviewed-by: Paul Menzel <paulepanter@mailbox.org>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Marshall Dawson <marshalldawson3rd@gmail.com>
Diffstat (limited to 'src/soc/amd')
| -rw-r--r-- | src/soc/amd/stoneyridge/cpu.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/src/soc/amd/stoneyridge/cpu.c b/src/soc/amd/stoneyridge/cpu.c index e691a51b3992..94beed865abf 100644 --- a/src/soc/amd/stoneyridge/cpu.c +++ b/src/soc/amd/stoneyridge/cpu.c @@ -43,7 +43,7 @@ static void pre_mp_init(void) static int get_cpu_count(void) { - return (pci_read_config16(SOC_HT_DEV, D18F0_CPU_CNT) & CPU_CNT_MASK) + 1; + return 1 + (cpuid_ecx(0x80000008) & 0xff); } static const struct mp_ops mp_ops = { |