diff options
Diffstat (limited to 'src/soc/intel/cannonlake/chip.h')
-rw-r--r-- | src/soc/intel/cannonlake/chip.h | 31 |
1 files changed, 31 insertions, 0 deletions
diff --git a/src/soc/intel/cannonlake/chip.h b/src/soc/intel/cannonlake/chip.h index 9eb91bdac1..8eaf02b204 100644 --- a/src/soc/intel/cannonlake/chip.h +++ b/src/soc/intel/cannonlake/chip.h @@ -263,6 +263,37 @@ struct soc_intel_cannonlake_config { /* Intel VT configuration */ uint8_t VtdDisable; uint8_t VmxEnable; + + /* + * Acoustic Noise Mitigation + * 0b - Disable + * 1b - Enable noise mitigation + */ + uint8_t AcousticNoiseMitigation; + + /* + * Disable Fast Package C-state ramping + * Need to set AcousticNoiseMitigation = '1' first + * 0b - Enabled + * 1b - Disabled + */ + uint8_t FastPkgCRampDisableIa; + uint8_t FastPkgCRampDisableGt; + uint8_t FastPkgCRampDisableSa; + uint8_t FastPkgCRampDisableFivr; + + /* + * Adjust the VR slew rates + * Need to set AcousticNoiseMitigation = '1' first + * 000b - Fast/2 + * 001b - Fast/4 + * 010b - Fast/8 + * 011b - Fast/16 + */ + uint8_t SlowSlewRateForIa; + uint8_t SlowSlewRateForGt; + uint8_t SlowSlewRateForSa; + uint8_t SlowSlewRateForFivr; }; typedef struct soc_intel_cannonlake_config config_t; |