/* SPDX-License-Identifier: GPL-2.0-only */ #include <assert.h> #include <console/console.h> #include <device/device.h> #include <fsp/api.h> #include <fsp/ppi/mp_service_ppi.h> #include <fsp/util.h> #include <option.h> #include <intelblocks/lpss.h> #include <intelblocks/pmclib.h> #include <intelblocks/xdci.h> #include <intelpch/lockdown.h> #include <soc/intel/common/vbt.h> #include <soc/pci_devs.h> #include <soc/ramstage.h> #include <soc/soc_chip.h> #include <string.h> #include <types.h> /* * ME End of Post configuration * 0 - Disable EOP. * 1 - Send in PEI (Applicable for FSP in API mode) * 2 - Send in DXE (Not applicable for FSP in API mode) */ enum { EOP_DISABLE = 0, EOP_PEI = 1, EOP_DXE = 2, } EndOfPost; static void parse_devicetree(FSP_S_CONFIG *params) { const struct soc_intel_jasperlake_config *config = config_of_soc(); /* LPSS controllers configuration */ /* I2C */ FSP_ARRAY_LOAD(params->SerialIoI2cMode, config->SerialIoI2cMode); /* GSPI */ FSP_ARRAY_LOAD(params->SerialIoSpiMode, config->SerialIoGSpiMode); FSP_ARRAY_LOAD(params->SerialIoSpiCsMode, config->SerialIoGSpiCsMode); FSP_ARRAY_LOAD(params->SerialIoSpiCsState, config->SerialIoGSpiCsState); /* UART */ FSP_ARRAY_LOAD(params->SerialIoUartMode, config->SerialIoUartMode); } /* UPD parameters to be initialized before SiliconInit */ void platform_fsp_silicon_init_params_cb(FSPS_UPD *supd) { unsigned int i; FSP_S_CONFIG *params = &supd->FspsConfig; struct soc_intel_jasperlake_config *config = config_of_soc(); /* Parse device tree and fill in FSP UPDs */ parse_devicetree(params); /* Load VBT before devicetree-specific config. */ params->GraphicsConfigPtr = (uintptr_t)vbt_get(); /* Check if IGD is present and fill Graphics init param accordingly */ params->PeiGraphicsPeimInit = CONFIG(RUN_FSP_GOP) && is_devfn_enabled(SA_DEVFN_IGD); params->PavpEnable = CONFIG(PAVP); /* Use coreboot MP PPI services if Kconfig is enabled */ if (CONFIG(USE_INTEL_FSP_TO_CALL_COREBOOT_PUBLISH_MP_PPI)) params->CpuMpPpi = (uintptr_t)mp_fill_ppi_services_data(); /* Chipset Lockdown */ const bool lockdown_by_fsp = get_lockdown_config() == CHIPSET_LOCKDOWN_FSP; params->PchLockDownGlobalSmi = lockdown_by_fsp; params->PchLockDownBiosInterface = lockdown_by_fsp; params->PchUnlockGpioPads = !lockdown_by_fsp; params->RtcMemoryLock = lockdown_by_fsp; params->SkipPamLock = !lockdown_by_fsp; /* coreboot will send EOP before loading payload */ params->EndOfPostMessage = EOP_DISABLE; /* Legacy 8254 timer support */ bool use_8254 = get_uint_option("legacy_8254_timer", CONFIG(USE_LEGACY_8254_TIMER)); params->Enable8254ClockGating = !use_8254; params->Enable8254ClockGatingOnS3 = 1; /* * Legacy PM ACPI Timer (and TCO Timer) * This *must* be 1 in any case to keep FSP from * 1) enabling PM ACPI Timer emulation in uCode. * 2) disabling the PM ACPI Timer. * We handle both by ourself! */ params->EnableTcoTimer = 1; /* disable Legacy PME */ memset(params->PcieRpPmSci, 0, sizeof(params->PcieRpPmSci)); /* Enable ClkReqDetect for enabled port */ memcpy(params->PcieRpClkReqDetect, config->PcieRpClkReqDetect, sizeof(config->PcieRpClkReqDetect)); /* USB configuration */ for (i = 0; i < ARRAY_SIZE(config->usb2_ports); i++) { params->PortUsb20Enable[i] = config->usb2_ports[i].enable; params->Usb2PhyPetxiset[i] = config->usb2_ports[i].pre_emp_bias; params->Usb2PhyTxiset[i] = config->usb2_ports[i].tx_bias; params->Usb2PhyPredeemp[i] = config->usb2_ports[i].tx_emp_enable; params->Usb2PhyPehalfbit[i] = config->usb2_ports[i].pre_emp_bit; if (config->usb2_ports[i].enable) params->Usb2OverCurrentPin[i] = config->usb2_ports[i].ocpin; else params->Usb2OverCurrentPin[i] = 0xff; } for (i = 0; i < ARRAY_SIZE(config->usb3_ports); i++) { params->PortUsb30Enable[i] = config->usb3_ports[i].enable; if (config->usb3_ports[i].enable) { params->Usb3OverCurrentPin[i] = config->usb3_ports[i].ocpin; } else { params->Usb3OverCurrentPin[i] = 0xff; } if (config->usb3_ports[i].tx_de_emp) { params->Usb3HsioTxDeEmphEnable[i] = 1; params->Usb3HsioTxDeEmph[i] = config->usb3_ports[i].tx_de_emp; } if (config->usb3_ports[i].tx_downscale_amp) { params->Usb3HsioTxDownscaleAmpEnable[i] = 1; params->Usb3HsioTxDownscaleAmp[i] = config->usb3_ports[i].tx_downscale_amp; } /* Enable USB3 Gen2 */ if (config->usb3_ports[i].gen2_tx_rate0_uniq_tran_enable) { params->Usb3HsioTxRate0UniqTranEnable[i] = 1; params->Usb3HsioTxRate0UniqTran[i] = config->usb3_ports[i].gen2_tx_rate0_uniq_tran; } if (config->usb3_ports[i].gen2_tx_rate1_uniq_tran_enable) { params->Usb3HsioTxRate1UniqTranEnable[i] = 1; params->Usb3HsioTxRate1UniqTran[i] = config->usb3_ports[i].gen2_tx_rate1_uniq_tran; } if (config->usb3_ports[i].gen2_tx_rate2_uniq_tran_enable) { params->Usb3HsioTxRate2UniqTranEnable[i] = 1; params->Usb3HsioTxRate2UniqTran[i] = config->usb3_ports[i].gen2_tx_rate2_uniq_tran; } if (config->usb3_ports[i].gen2_tx_rate3_uniq_tran_enable) { params->Usb3HsioTxRate3UniqTranEnable[i] = 1; params->Usb3HsioTxRate3UniqTran[i] = config->usb3_ports[i].gen2_tx_rate3_uniq_tran; } } /* SATA */ params->SataEnable = is_devfn_enabled(PCH_DEVFN_SATA); if (params->SataEnable) { params->SataMode = config->SataMode; params->SataSalpSupport = config->SataSalpSupport; FSP_ARRAY_LOAD(params->SataPortsEnable, config->SataPortsEnable); FSP_ARRAY_LOAD(params->SataPortsDevSlp, config->SataPortsDevSlp); } /* VR Configuration */ params->ImonSlope[0] = config->ImonSlope; params->ImonOffset[0] = config->ImonOffset; /* SDCard related configuration */ params->ScsSdCardEnabled = is_devfn_enabled(PCH_DEVFN_SDCARD); if (params->ScsSdCardEnabled) params->SdCardPowerEnableActiveHigh = config->SdCardPowerEnableActiveHigh; /* Enable Processor Thermal Control */ params->Device4Enable = is_devfn_enabled(SA_DEVFN_DPTF); /* Set TccActivationOffset */ params->TccActivationOffset = config->tcc_offset; /* eMMC configuration */ params->ScsEmmcEnabled = is_devfn_enabled(PCH_DEVFN_EMMC); if (params->ScsEmmcEnabled) params->ScsEmmcHs400Enabled = config->ScsEmmcHs400Enabled; params->XdciEnable = xdci_can_enable(PCH_DEVFN_USBOTG); /* Provide correct UART number for FSP debug logs */ params->SerialIoDebugUartNumber = CONFIG_UART_FOR_CONSOLE; /* Configure FIVR RFI related settings */ params->FivrRfiFrequency = config->FivrRfiFrequency; params->FivrSpreadSpectrum = config->FivrSpreadSpectrum; /* Apply minimum assertion width settings if non-zero */ if (config->PchPmSlpS3MinAssert) params->PchPmSlpS3MinAssert = config->PchPmSlpS3MinAssert; if (config->PchPmSlpS4MinAssert) params->PchPmSlpS4MinAssert = config->PchPmSlpS4MinAssert; if (config->PchPmSlpSusMinAssert) params->PchPmSlpSusMinAssert = config->PchPmSlpSusMinAssert; if (config->PchPmSlpAMinAssert) params->PchPmSlpAMinAssert = config->PchPmSlpAMinAssert; /* Set Power Cycle Duration */ if (config->PchPmPwrCycDur) params->PchPmPwrCycDur = get_pm_pwr_cyc_dur(config->PchPmSlpS4MinAssert, config->PchPmSlpS3MinAssert, config->PchPmSlpAMinAssert, config->PchPmPwrCycDur); /* Set PsysPmax */ if (config->PsysPmax) { printk(BIOS_DEBUG, "PsysPmax = %dW\n", config->PsysPmax); /* PsysPmax is in unit of 1/8 Watt */ params->PsysPmax = config->PsysPmax * 8; } /* * Fill Acoustic noise mitigation related configuration * JSL only has single VR domain (VCCIN VR), thus filling only index 0 for * Slew rate and FastPkgCRamp for VR0 only. */ params->AcousticNoiseMitigation = config->AcousticNoiseMitigation; if (params->AcousticNoiseMitigation) { params->FastPkgCRampDisable[0] = config->FastPkgCRampDisable; params->SlowSlewRate[0] = config->SlowSlewRate; params->PreWake = config->PreWake; params->RampUp = config->RampUp; params->RampDown = config->RampDown; } if (config->disable_external_bypass_vr) { params->PchFivrExtV1p05RailEnabledStates = 0; params->PchFivrExtVnnRailSxEnabledStates = 0; params->PchFivrExtVnnRailEnabledStates = 0; } /* * We intentionally want the default to be maximum value(0xff) to align with * FSP, so we reserve the `0` value here to mean auto instead, and shift the * other values by 1. * * Please refer to src/soc/intel/jasperlake/chip.h for the detail definition. */ params->CdClock = config->cd_clock ? config->cd_clock - 1 : 0xff; /* Override/Fill FSP Silicon Param for mainboard */ mainboard_silicon_init_params(params); } /* Mainboard GPIO Configuration */ __weak void mainboard_silicon_init_params(FSP_S_CONFIG *params) { printk(BIOS_DEBUG, "WEAK: %s/%s called\n", __FILE__, __func__); }