| /* SPDX-License-Identifier: GPL-2.0-only */ |
| |
| #include <assert.h> |
| #include <console/console.h> |
| #include <device/device.h> |
| #include <fsp/util.h> |
| #include <soc/iomap.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_elkhartlake_config *config) |
| { |
| unsigned int i; |
| const struct device *dev; |
| uint32_t mask = 0; |
| |
| /* |
| * If IGD is enabled, set IGD stolen size to 60MB. |
| * Otherwise, skip IGD init in FSP. |
| */ |
| dev = pcidev_path_on_root(SA_DEVFN_IGD); |
| m_cfg->InternalGfx = !CONFIG(SOC_INTEL_DISABLE_IGD) && is_dev_enabled(dev); |
| m_cfg->IgdDvmt50PreAlloc = m_cfg->InternalGfx ? 0xFE : 0; |
| |
| m_cfg->TsegSize = CONFIG_SMM_TSEG_SIZE; |
| m_cfg->SaGv = config->SaGv; |
| m_cfg->RMT = config->RMT; |
| |
| /* PCIe root port configuration */ |
| for (i = 0; i < ARRAY_SIZE(config->PcieRpEnable); i++) { |
| if (config->PcieRpEnable[i]) |
| mask |= (1 << i); |
| } |
| |
| m_cfg->PcieRpEnableMask = mask; |
| |
| _Static_assert(ARRAY_SIZE(m_cfg->PcieClkSrcUsage) >= |
| ARRAY_SIZE(config->PcieClkSrcUsage), "copy buffer overflow!"); |
| memcpy(m_cfg->PcieClkSrcUsage, config->PcieClkSrcUsage, |
| sizeof(config->PcieClkSrcUsage)); |
| |
| _Static_assert(ARRAY_SIZE(m_cfg->PcieClkSrcClkReq) >= |
| ARRAY_SIZE(config->PcieClkSrcClkReq), "copy buffer overflow!"); |
| memcpy(m_cfg->PcieClkSrcClkReq, config->PcieClkSrcClkReq, |
| sizeof(config->PcieClkSrcClkReq)); |
| |
| m_cfg->PrmrrSize = config->PrmrrSize; |
| |
| /* Disable BIOS Guard */ |
| m_cfg->BiosGuard = 0; |
| |
| /* Set CPU Ratio */ |
| m_cfg->CpuRatio = 0; |
| |
| /* Set debug interface flags */ |
| m_cfg->PcdDebugInterfaceFlags = CONFIG(DRIVERS_UART_8250IO) ? |
| DEBUG_INTERFACE_UART_8250IO : DEBUG_INTERFACE_LPSS_SERIAL_IO; |
| |
| /* TraceHub configuration */ |
| dev = pcidev_path_on_root(PCH_DEVFN_TRACEHUB); |
| if (is_dev_enabled(dev) && config->TraceHubMode) { |
| m_cfg->PcdDebugInterfaceFlags |= DEBUG_INTERFACE_TRACEHUB; |
| m_cfg->PchTraceHubMode = config->TraceHubMode; |
| m_cfg->CpuTraceHubMode = config->TraceHubMode; |
| } |
| |
| /* Change VmxEnable UPD value according to ENABLE_VMX Kconfig */ |
| m_cfg->VmxEnable = CONFIG(ENABLE_VMX); |
| |
| /* PCH Master Gating Control */ |
| m_cfg->PchMasterClockGating = 1; |
| m_cfg->PchMasterPowerGating = 1; |
| |
| /* Enable SMBus controller based on config */ |
| m_cfg->SmbusEnable = config->SmbusEnable; |
| |
| /* Set debug probe type */ |
| m_cfg->PlatformDebugConsent = CONFIG_SOC_INTEL_ELKHARTLAKE_DEBUG_CONSENT; |
| |
| /* DMAR related config */ |
| m_cfg->VtdDisable = 0; |
| m_cfg->X2ApicOptOut = 0x1; |
| if (m_cfg->InternalGfx) { |
| m_cfg->VtdIgdEnable = 0x1; |
| m_cfg->DisableTeIgd = 0x1; |
| m_cfg->VtdBaseAddress[0] = GFXVT_BASE_ADDRESS; |
| } |
| m_cfg->VtdBaseAddress[2] = VTVC0_BASE_ADDRESS; |
| |
| /* DllBwEn0/1/2/3, per frequency */ |
| m_cfg->DllBwEn0 = 0; |
| m_cfg->DllBwEn1 = 0; |
| m_cfg->DllBwEn2 = 0; |
| m_cfg->DllBwEn3 = 0; |
| |
| /* Disable and Lock Watch Dog Register */ |
| m_cfg->WdtDisableAndLock = 0x1; |
| |
| m_cfg->HeciCommunication2 = config->Heci2Enable; |
| m_cfg->SerialIoUartDebugControllerNumber = CONFIG_UART_FOR_CONSOLE; |
| |
| /* Audio */ |
| dev = pcidev_path_on_root(PCH_DEVFN_HDA); |
| m_cfg->PchHdaEnable = is_dev_enabled(dev); |
| m_cfg->PchHdaDspEnable = config->PchHdaDspEnable; |
| m_cfg->PchHdaAudioLinkHdaEnable = config->PchHdaAudioLinkHdaEnable; |
| |
| _Static_assert(ARRAY_SIZE(m_cfg->PchHdaSdiEnable) >= |
| ARRAY_SIZE(config->PchHdaSdiEnable), "copy buffer overflow!"); |
| memcpy(m_cfg->PchHdaSdiEnable, config->PchHdaSdiEnable, |
| sizeof(config->PchHdaSdiEnable)); |
| |
| _Static_assert(ARRAY_SIZE(m_cfg->PchHdaAudioLinkDmicEnable) >= |
| ARRAY_SIZE(config->PchHdaAudioLinkDmicEnable), "copy buffer overflow!"); |
| memcpy(m_cfg->PchHdaAudioLinkDmicEnable, config->PchHdaAudioLinkDmicEnable, |
| sizeof(config->PchHdaAudioLinkDmicEnable)); |
| |
| _Static_assert(ARRAY_SIZE(m_cfg->PchHdaAudioLinkSspEnable) >= |
| ARRAY_SIZE(config->PchHdaAudioLinkSspEnable), "copy buffer overflow!"); |
| memcpy(m_cfg->PchHdaAudioLinkSspEnable, config->PchHdaAudioLinkSspEnable, |
| sizeof(config->PchHdaAudioLinkSspEnable)); |
| |
| _Static_assert(ARRAY_SIZE(m_cfg->PchHdaAudioLinkSndwEnable) >= |
| ARRAY_SIZE(config->PchHdaAudioLinkSndwEnable), "copy buffer overflow!"); |
| memcpy(m_cfg->PchHdaAudioLinkSndwEnable, config->PchHdaAudioLinkSndwEnable, |
| sizeof(config->PchHdaAudioLinkSndwEnable)); |
| |
| /* Skip the CPU replacement check */ |
| m_cfg->SkipCpuReplacementCheck = config->SkipCpuReplacementCheck; |
| |
| /* Processor Early Power On Configuration FCLK setting */ |
| m_cfg->FClkFrequency = 0x1; |
| } |
| |
| void platform_fsp_memory_init_params_cb(FSPM_UPD *mupd, uint32_t version) |
| { |
| const struct soc_intel_elkhartlake_config *config = config_of_soc(); |
| FSP_M_CONFIG *m_cfg = &mupd->FspmConfig; |
| |
| 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__); |
| } |