diff options
Diffstat (limited to 'src')
| -rw-r--r-- | src/soc/intel/skylake/systemagent.c | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/src/soc/intel/skylake/systemagent.c b/src/soc/intel/skylake/systemagent.c index 6149fa2126..ba7c3075cd 100644 --- a/src/soc/intel/skylake/systemagent.c +++ b/src/soc/intel/skylake/systemagent.c @@ -15,12 +15,14 @@ * GNU General Public License for more details. */ +#include <cpu/x86/msr.h> #include <console/console.h> #include <delay.h> #include <device/device.h> #include <intelblocks/systemagent.h> #include <soc/cpu.h> #include <soc/iomap.h> +#include <soc/msr.h> #include <soc/systemagent.h> /* @@ -62,3 +64,14 @@ void soc_systemagent_init(struct device *dev) mdelay(1); set_power_limits(28); } + +int soc_get_uncore_prmmr_base_and_mask(uint64_t *prmrr_base, + uint64_t *prmrr_mask) +{ + msr_t msr; + msr = rdmsr(UNCORE_PRMRR_PHYS_BASE_MSR); + *prmrr_base = (uint64_t) msr.hi << 32 | msr.lo; + msr = rdmsr(UNCORE_PRMRR_PHYS_MASK_MSR); + *prmrr_mask = (uint64_t) msr.hi << 32 | msr.lo; + return 0; +} |