diff options
author | Felix Held <felix-coreboot@felixheld.de> | 2021-02-08 22:37:17 +0100 |
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committer | Felix Held <felix-coreboot@felixheld.de> | 2021-02-09 21:57:24 +0000 |
commit | 9a6fc577d1b6a877b30c623433fffee57c69c5da (patch) | |
tree | 685199f2dee8b5307301a331ed3ff5b301dad927 /src/soc/amd/common/block/cpu/noncar/cpu.c | |
parent | dd2f3fa533eb8f7537aa480b20d9bbf61f01d6a7 (diff) |
soc/amd/picasso/cpu: move set_cstate_io_addr to common code
Signed-off-by: Felix Held <felix-coreboot@felixheld.de>
Change-Id: I3b8a38ea39d8dc56ff1249a3212fe352b3e805ce
Reviewed-on: https://review.coreboot.org/c/coreboot/+/50407
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Marshall Dawson <marshalldawson3rd@gmail.com>
Diffstat (limited to 'src/soc/amd/common/block/cpu/noncar/cpu.c')
-rw-r--r-- | src/soc/amd/common/block/cpu/noncar/cpu.c | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/src/soc/amd/common/block/cpu/noncar/cpu.c b/src/soc/amd/common/block/cpu/noncar/cpu.c index 7c1daf96f1..98926bff7e 100644 --- a/src/soc/amd/common/block/cpu/noncar/cpu.c +++ b/src/soc/amd/common/block/cpu/noncar/cpu.c @@ -2,8 +2,20 @@ #include <amdblocks/cpu.h> #include <cpu/cpu.h> +#include <cpu/x86/msr.h> +#include <cpu/amd/msr.h> +#include <soc/iomap.h> int get_cpu_count(void) { return 1 + (cpuid_ecx(0x80000008) & 0xff); } + +void set_cstate_io_addr(void) +{ + msr_t cst_addr; + + cst_addr.hi = 0; + cst_addr.lo = ACPI_CPU_CONTROL; + wrmsr(MSR_CSTATE_ADDRESS, cst_addr); +} |