diff options
Diffstat (limited to 'src/soc/intel/alderlake/cpu.c')
| -rw-r--r-- | src/soc/intel/alderlake/cpu.c | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/src/soc/intel/alderlake/cpu.c b/src/soc/intel/alderlake/cpu.c index 7d4fb9cdf2..fc4ca61f2d 100644 --- a/src/soc/intel/alderlake/cpu.c +++ b/src/soc/intel/alderlake/cpu.c @@ -231,6 +231,11 @@ enum adl_cpu_type get_adl_cpu_type(void) PCI_DID_INTEL_ADL_N_ID_4, }; + const uint16_t rpl_p_mch_ids[] = { + PCI_DID_INTEL_RPL_P_ID_1, + PCI_DID_INTEL_RPL_P_ID_2, + }; + const uint16_t mchid = pci_s_read_config16(PCI_DEV(0, PCI_SLOT(SA_DEVFN_ROOT), PCI_FUNC(SA_DEVFN_ROOT)), PCI_DEVICE_ID); @@ -255,6 +260,11 @@ enum adl_cpu_type get_adl_cpu_type(void) return ADL_N; } + for (size_t i = 0; i < ARRAY_SIZE(rpl_p_mch_ids); i++) { + if (rpl_p_mch_ids[i] == mchid) + return RPL_P; + } + return ADL_UNKNOWN; } @@ -265,6 +275,7 @@ uint8_t get_supported_lpm_mask(void) case ADL_M: /* fallthrough */ case ADL_N: case ADL_P: + case RPL_P: return LPM_S0i2_0 | LPM_S0i3_0; case ADL_S: return LPM_S0i2_0 | LPM_S0i2_1; |