diff options
Diffstat (limited to 'src/soc/intel/tigerlake/romstage/fsp_params.c')
-rw-r--r-- | src/soc/intel/tigerlake/romstage/fsp_params.c | 209 |
1 files changed, 209 insertions, 0 deletions
diff --git a/src/soc/intel/tigerlake/romstage/fsp_params.c b/src/soc/intel/tigerlake/romstage/fsp_params.c new file mode 100644 index 0000000000..32f1b031a9 --- /dev/null +++ b/src/soc/intel/tigerlake/romstage/fsp_params.c @@ -0,0 +1,209 @@ +/* + * This file is part of the coreboot project. + * + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; version 2 of the License. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + */ + +#include <assert.h> +#include <console/console.h> +#include <cpu/x86/msr.h> +#include <fsp/util.h> +#include <soc/gpio_soc_defs.h> +#include <soc/iomap.h> +#include <soc/msr.h> +#include <soc/pci_devs.h> +#include <soc/romstage.h> +#include <soc/soc_chip.h> +#include <string.h> + +static void soc_memory_init_params(FSP_M_CONFIG *m_cfg, + const struct soc_intel_tigerlake_config *config) +{ + unsigned int i; + uint32_t mask = 0; + const struct device *dev; + + /* Set IGD stolen size to 60MB. */ + m_cfg->IgdDvmt50PreAlloc = 0xFE; + m_cfg->TsegSize = CONFIG_SMM_TSEG_SIZE; + m_cfg->IedSize = CONFIG_IED_REGION_SIZE; + m_cfg->SaGv = config->SaGv; + m_cfg->UserBd = BOARD_TYPE_ULT_ULX; + m_cfg->RMT = config->RMT; + + /* CpuRatio Settings */ + if (config->cpu_ratio_override) { + m_cfg->CpuRatio = config->cpu_ratio_override; + } else { + /* Set CpuRatio to match existing MSR value */ + msr_t flex_ratio; + flex_ratio = rdmsr(MSR_FLEX_RATIO); + m_cfg->CpuRatio = (flex_ratio.lo >> 8) & 0xff; + } + + for (i = 0; i < ARRAY_SIZE(config->PcieRpEnable); i++) { + if (config->PcieRpEnable[i]) + mask |= (1 << i); + } + m_cfg->PcieRpEnableMask = mask; + + memcpy(m_cfg->PcieClkSrcUsage, config->PcieClkSrcUsage, + sizeof(config->PcieClkSrcUsage)); + + for (i = 0; i < CONFIG_MAX_PCIE_CLOCKS; i++) { + if (config->PcieClkSrcUsage[i] == 0) + m_cfg->PcieClkSrcUsage[i] = 0xff; + } + + memcpy(m_cfg->PcieClkSrcClkReq, config->PcieClkSrcClkReq, + sizeof(config->PcieClkSrcClkReq)); + + m_cfg->PrmrrSize = config->PrmrrSize; + m_cfg->EnableC6Dram = config->enable_c6dram; + /* Disable BIOS Guard */ + m_cfg->BiosGuard = 0; + + /* UART Debug Log */ + m_cfg->PcdDebugInterfaceFlags = CONFIG(DRIVERS_UART_8250IO) ? + DEBUG_INTERFACE_UART|DEBUG_INTERFACE_TRACEHUB : + DEBUG_INTERFACE_SERIAL_IO|DEBUG_INTERFACE_TRACEHUB; + m_cfg->PcdIsaSerialUartBase = 0x0; + m_cfg->SerialIoUartDebugControllerNumber = CONFIG_UART_FOR_CONSOLE; + + /* + * Skip IGD initialization in FSP if device + * is disable in devicetree.cb. + */ + dev = pcidev_path_on_root(SA_DEVFN_IGD); + if (!dev || !dev->enabled) + m_cfg->InternalGfx = 0; + else + m_cfg->InternalGfx = 0x1; + + /* ISH */ + dev = pcidev_path_on_root(PCH_DEVFN_ISH); + if (!dev || !dev->enabled) + m_cfg->PchIshEnable = 0; + else + m_cfg->PchIshEnable = 1; + + /* DP port config */ + m_cfg->DdiPortAConfig = config->DdiPortAConfig; + m_cfg->DdiPortBConfig = config->DdiPortBConfig; + m_cfg->DdiPortAHpd = config->DdiPortAHpd; + m_cfg->DdiPortBHpd = config->DdiPortBHpd; + m_cfg->DdiPortCHpd = config->DdiPortCHpd; + m_cfg->DdiPort1Hpd = config->DdiPort1Hpd; + m_cfg->DdiPort2Hpd = config->DdiPort2Hpd; + m_cfg->DdiPort3Hpd = config->DdiPort3Hpd; + m_cfg->DdiPort4Hpd = config->DdiPort4Hpd; + m_cfg->DdiPortADdc = config->DdiPortADdc; + m_cfg->DdiPortBDdc = config->DdiPortBDdc; + m_cfg->DdiPortCDdc = config->DdiPortCDdc; + m_cfg->DdiPort1Ddc = config->DdiPort1Ddc; + m_cfg->DdiPort2Ddc = config->DdiPort2Ddc; + m_cfg->DdiPort3Ddc = config->DdiPort3Ddc; + m_cfg->DdiPort4Ddc = config->DdiPort4Ddc; + + /* Image clock: disable all clocks for bypassing FSP pin mux */ + memset(m_cfg->ImguClkOutEn, 0, sizeof(m_cfg->ImguClkOutEn)); + + /* Tcss */ + m_cfg->TcssXhciEn = config->TcssXhciEn; + m_cfg->TcssXdciEn = config->TcssXdciEn; + + /* USB4/TBT */ + dev = pcidev_path_on_root(SA_DEVFN_TBT0); + if (dev) + m_cfg->TcssItbtPcie0En = dev->enabled; + else + m_cfg->TcssItbtPcie0En = 0; + dev = pcidev_path_on_root(SA_DEVFN_TBT1); + if (dev) + m_cfg->TcssItbtPcie1En = dev->enabled; + else + m_cfg->TcssItbtPcie1En = 0; + + dev = pcidev_path_on_root(SA_DEVFN_TBT2); + if (dev) + m_cfg->TcssItbtPcie2En = dev->enabled; + else + m_cfg->TcssItbtPcie2En = 0; + dev = pcidev_path_on_root(SA_DEVFN_TBT3); + if (dev) + m_cfg->TcssItbtPcie3En = dev->enabled; + else + m_cfg->TcssItbtPcie3En = 0; + + /* Hyper Threading */ + m_cfg->HyperThreading = !config->HyperThreadingDisable; + + /* Disable Lock PCU Thermal Management registers */ + m_cfg->LockPTMregs = 0; + /* Channel Hash Mask:0x0001=BIT6 set(Minimal), 0x3FFF=BIT[19:6] set(Maximum) */ + m_cfg->ChHashMask = 0x30CC; + /* Enable SMBus controller based on config */ + m_cfg->SmbusEnable = config->SmbusEnable; + /* Set debug probe type */ + m_cfg->PlatformDebugConsent = CONFIG_SOC_INTEL_TIGERLAKE_DEBUG_CONSENT; + + /* Audio: HDAUDIO_LINK_MODE I2S/SNDW */ + dev = pcidev_path_on_root(PCH_DEVFN_HDA); + if (!dev) + m_cfg->PchHdaEnable = 0; + else + m_cfg->PchHdaEnable = dev->enabled; + + m_cfg->PchHdaDspEnable = config->PchHdaDspEnable; + m_cfg->PchHdaAudioLinkHdaEnable = config->PchHdaAudioLinkHdaEnable; + memcpy(m_cfg->PchHdaAudioLinkDmicEnable, config->PchHdaAudioLinkDmicEnable, + sizeof(m_cfg->PchHdaAudioLinkDmicEnable)); + memcpy(m_cfg->PchHdaAudioLinkSspEnable, config->PchHdaAudioLinkSspEnable, + sizeof(m_cfg->PchHdaAudioLinkSspEnable)); + memcpy(m_cfg->PchHdaAudioLinkSndwEnable, config->PchHdaAudioLinkSndwEnable, + sizeof(m_cfg->PchHdaAudioLinkSndwEnable)); + m_cfg->PchHdaIDispLinkTmode = config->PchHdaIDispLinkTmode; + m_cfg->PchHdaIDispLinkFrequency = config->PchHdaIDispLinkFrequency; + m_cfg->PchHdaIDispCodecDisconnect = config->PchHdaIDispCodecDisconnect; + + /* Vt-D config */ + m_cfg->VtdDisable = 0; + m_cfg->VtdIgdEnable = 0x1; + m_cfg->VtdBaseAddress[0] = GFXVT_BASE_ADDRESS; + m_cfg->VtdIpuEnable = 0x1; + m_cfg->VtdBaseAddress[1] = IPUVT_BASE_ADDRESS; + m_cfg->VtdIopEnable = 0x1; + m_cfg->VtdBaseAddress[2] = VTVC0_BASE_ADDRESS; + m_cfg->VtdItbtEnable = 0x1; + m_cfg->VtdBaseAddress[3] = TBT0_BASE_ADDRESS; + m_cfg->VtdBaseAddress[4] = TBT1_BASE_ADDRESS; + m_cfg->VtdBaseAddress[5] = TBT2_BASE_ADDRESS; + m_cfg->VtdBaseAddress[6] = TBT3_BASE_ADDRESS; + + /* Change VmxEnable UPD value according to ENABLE_VMX Kconfig */ + m_cfg->VmxEnable = CONFIG(ENABLE_VMX); +} + +void platform_fsp_memory_init_params_cb(FSPM_UPD *mupd, uint32_t version) +{ + const struct soc_intel_tigerlake_config *config; + FSP_M_CONFIG *m_cfg = &mupd->FspmConfig; + + config = config_of_soc(); + + soc_memory_init_params(m_cfg, config); + mainboard_memory_init_params(mupd); +} + +__weak void mainboard_memory_init_params(FSPM_UPD *mupd) +{ + printk(BIOS_DEBUG, "WEAK: %s/%s called\n", __FILE__, __func__); +} |