| /* SPDX-License-Identifier: GPL-2.0-only */ |
| |
| #include <assert.h> |
| #include <console/console.h> |
| #include <cpu/x86/msr.h> |
| #include <device/device.h> |
| #include <fsp/util.h> |
| #include <intelblocks/cpulib.h> |
| #include <intelblocks/mp_init.h> |
| #include <intelblocks/pcie_rp.h> |
| #include <soc/gpio_soc_defs.h> |
| #include <soc/iomap.h> |
| #include <soc/msr.h> |
| #include <soc/pci_devs.h> |
| #include <soc/pcie.h> |
| #include <soc/romstage.h> |
| #include <soc/soc_chip.h> |
| #include <string.h> |
| |
| #define FSP_CLK_NOTUSED 0xFF |
| #define FSP_CLK_LAN 0x70 |
| #define FSP_CLK_FREE_RUNNING 0x80 |
| |
| #define CPU_PCIE_BASE 0x40 |
| |
| enum pcie_rp_type { |
| PCH_PCIE_RP, |
| CPU_PCIE_RP, |
| }; |
| |
| enum vtd_base_index_type { |
| VTD_GFX, |
| VTD_IPU, |
| VTD_VTVCO, |
| VTD_TBT0, |
| VTD_TBT1, |
| VTD_TBT2, |
| VTD_TBT3, |
| }; |
| |
| static uint8_t clk_src_to_fsp(enum pcie_rp_type type, int rp_number) |
| { |
| assert(type == PCH_PCIE_RP || type == CPU_PCIE_RP); |
| |
| if (type == PCH_PCIE_RP) |
| return rp_number; |
| else // type == CPU_PCIE_RP |
| return CPU_PCIE_BASE + rp_number; |
| } |
| |
| static void pcie_rp_init(FSP_M_CONFIG *m_cfg, uint32_t en_mask, enum pcie_rp_type type, |
| const struct pcie_rp_config *cfg, size_t cfg_count) |
| { |
| size_t i; |
| |
| for (i = 0; i < cfg_count; i++) { |
| if (!(en_mask & BIT(i))) |
| continue; |
| if (cfg[i].flags & PCIE_RP_CLK_SRC_UNUSED) |
| continue; |
| if (!(cfg[i].flags & PCIE_RP_CLK_REQ_UNUSED)) |
| m_cfg->PcieClkSrcClkReq[cfg[i].clk_src] = cfg[i].clk_req; |
| m_cfg->PcieClkSrcUsage[cfg[i].clk_src] = clk_src_to_fsp(type, i); |
| } |
| } |
| |
| static void soc_memory_init_params(FSP_M_CONFIG *m_cfg, |
| const struct soc_intel_alderlake_config *config) |
| { |
| const struct device *dev; |
| unsigned int i; |
| |
| dev = pcidev_path_on_root(SA_DEVFN_IGD); |
| if (!CONFIG(SOC_INTEL_DISABLE_IGD) && is_dev_enabled(dev)) |
| m_cfg->InternalGfx = 1; |
| else |
| m_cfg->InternalGfx = 0; |
| |
| /* If IGD is enabled, set IGD stolen size to 60MB. Otherwise, skip IGD init in FSP */ |
| m_cfg->IgdDvmt50PreAlloc = m_cfg->InternalGfx ? IGD_SM_60MB : 0; |
| |
| m_cfg->TsegSize = CONFIG_SMM_TSEG_SIZE; |
| m_cfg->SaGv = config->SaGv; |
| 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 */ |
| m_cfg->CpuRatio = (rdmsr(MSR_FLEX_RATIO).lo >> 8) & 0xff; |
| |
| m_cfg->PrmrrSize = get_valid_prmrr_size(); |
| 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_8250IO : DEBUG_INTERFACE_LPSS_SERIAL_IO; |
| if (CONFIG(DRIVERS_UART_8250IO)) |
| m_cfg->PcdIsaSerialUartBase = ISA_SERIAL_BASE_ADDR_3F8; |
| m_cfg->SerialIoUartDebugMode = PchSerialIoSkipInit; |
| m_cfg->SerialIoUartDebugControllerNumber = CONFIG_UART_FOR_CONSOLE; |
| |
| /* 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)); |
| |
| /* Enable Hyper Threading */ |
| m_cfg->HyperThreading = 1; |
| /* 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 */ |
| dev = pcidev_path_on_root(PCH_DEVFN_SMBUS); |
| m_cfg->SmbusEnable = is_dev_enabled(dev); |
| /* Set debug probe type */ |
| m_cfg->PlatformDebugConsent = CONFIG_SOC_INTEL_ALDERLAKE_DEBUG_CONSENT; |
| |
| /* Audio: HDAUDIO_LINK_MODE I2S/SNDW */ |
| dev = pcidev_path_on_root(PCH_DEVFN_HDA); |
| m_cfg->PchHdaEnable = is_dev_enabled(dev); |
| |
| m_cfg->PchHdaDspEnable = config->PchHdaDspEnable; |
| /* |
| * All the PchHdaAudioLink{Hda|Dmic|Ssp|Sndw}Enable UPDs are used by FSP only to |
| * configure GPIO pads for audio. Mainboard is expected to perform all GPIO |
| * configuration in coreboot and hence these UPDs are set to 0 to skip FSP GPIO |
| * configuration for audio pads. |
| */ |
| m_cfg->PchHdaAudioLinkHdaEnable = 0; |
| memset(m_cfg->PchHdaAudioLinkDmicEnable, 0, sizeof(m_cfg->PchHdaAudioLinkDmicEnable)); |
| memset(m_cfg->PchHdaAudioLinkSspEnable, 0, sizeof(m_cfg->PchHdaAudioLinkSspEnable)); |
| memset(m_cfg->PchHdaAudioLinkSndwEnable, 0, sizeof(m_cfg->PchHdaAudioLinkSndwEnable)); |
| m_cfg->PchHdaIDispLinkTmode = config->PchHdaIDispLinkTmode; |
| m_cfg->PchHdaIDispLinkFrequency = config->PchHdaIDispLinkFrequency; |
| m_cfg->PchHdaIDispCodecDisconnect = !config->PchHdaIDispCodecEnable; |
| |
| /* Disable all PCIe clock sources by default. And set RP irrelevant clock. */ |
| for (i = 0; i < CONFIG_MAX_PCIE_CLOCK_SRC; i++) { |
| if (config->pcie_clk_config_flag[i] & PCIE_CLK_FREE_RUNNING) |
| m_cfg->PcieClkSrcUsage[i] = FSP_CLK_FREE_RUNNING; |
| else if (config->pcie_clk_config_flag[i] & PCIE_CLK_LAN) |
| m_cfg->PcieClkSrcUsage[i] = FSP_CLK_LAN; |
| else |
| m_cfg->PcieClkSrcUsage[i] = FSP_CLK_NOTUSED; |
| m_cfg->PcieClkSrcClkReq[i] = FSP_CLK_NOTUSED; |
| } |
| |
| /* PCIE ports */ |
| m_cfg->PcieRpEnableMask = pcie_rp_enable_mask(get_pch_pcie_rp_table()); |
| pcie_rp_init(m_cfg, m_cfg->PcieRpEnableMask, PCH_PCIE_RP, config->pch_pcie_rp, |
| CONFIG_MAX_PCH_ROOT_PORTS); |
| |
| /* CPU PCIE ports */ |
| m_cfg->CpuPcieRpEnableMask = pcie_rp_enable_mask(get_cpu_pcie_rp_table()); |
| pcie_rp_init(m_cfg, m_cfg->CpuPcieRpEnableMask, CPU_PCIE_RP, config->cpu_pcie_rp, |
| CONFIG_MAX_CPU_ROOT_PORTS); |
| |
| /* ISH */ |
| dev = pcidev_path_on_root(PCH_DEVFN_ISH); |
| m_cfg->PchIshEnable = is_dev_enabled(dev); |
| |
| /* Tcss USB */ |
| dev = pcidev_path_on_root(SA_DEVFN_TCSS_XHCI); |
| m_cfg->TcssXhciEn = is_dev_enabled(dev); |
| |
| dev = pcidev_path_on_root(SA_DEVFN_TCSS_XDCI); |
| m_cfg->TcssXdciEn = is_dev_enabled(dev); |
| |
| /* TCSS DMA */ |
| dev = pcidev_path_on_root(SA_DEVFN_TCSS_DMA0); |
| m_cfg->TcssDma0En = is_dev_enabled(dev); |
| |
| dev = pcidev_path_on_root(SA_DEVFN_TCSS_DMA1); |
| m_cfg->TcssDma1En = is_dev_enabled(dev); |
| |
| /* USB4/TBT */ |
| dev = pcidev_path_on_root(SA_DEVFN_TBT0); |
| m_cfg->TcssItbtPcie0En = is_dev_enabled(dev); |
| |
| dev = pcidev_path_on_root(SA_DEVFN_TBT1); |
| m_cfg->TcssItbtPcie1En = is_dev_enabled(dev); |
| |
| dev = pcidev_path_on_root(SA_DEVFN_TBT2); |
| m_cfg->TcssItbtPcie2En = is_dev_enabled(dev); |
| |
| dev = pcidev_path_on_root(SA_DEVFN_TBT3); |
| m_cfg->TcssItbtPcie3En = is_dev_enabled(dev); |
| |
| /* VT-d config */ |
| m_cfg->VtdBaseAddress[VTD_GFX] = GFXVT_BASE_ADDRESS; |
| m_cfg->VtdBaseAddress[VTD_IPU] = IPUVT_BASE_ADDRESS; |
| m_cfg->VtdBaseAddress[VTD_VTVCO] = VTVC0_BASE_ADDRESS; |
| |
| m_cfg->VtdDisable = 0; |
| m_cfg->VtdIopEnable = !m_cfg->VtdDisable; |
| m_cfg->VtdIgdEnable = m_cfg->InternalGfx; |
| m_cfg->VtdIpuEnable = m_cfg->SaIpuEnable; |
| |
| if (m_cfg->VtdIgdEnable && m_cfg->VtdBaseAddress[VTD_GFX] == 0) { |
| m_cfg->VtdIgdEnable = 0; |
| printk(BIOS_ERR, "ERROR: Requested IGD VT-d, but GFXVT_BASE_ADDRESS is 0\n"); |
| } |
| |
| if (m_cfg->VtdIpuEnable && m_cfg->VtdBaseAddress[VTD_IPU] == 0) { |
| m_cfg->VtdIpuEnable = 0; |
| printk(BIOS_ERR, "ERROR: Requested IPU VT-d, but IPUVT_BASE_ADDRESS is 0\n"); |
| } |
| |
| if (!m_cfg->VtdDisable && m_cfg->VtdBaseAddress[VTD_VTVCO] == 0) { |
| m_cfg->VtdDisable = 1; |
| printk(BIOS_ERR, "ERROR: Requested VT-d, but VTVCO_BASE_ADDRESS is 0\n"); |
| } |
| |
| if (m_cfg->TcssDma0En || m_cfg->TcssDma1En) |
| m_cfg->VtdItbtEnable = 1; |
| |
| if (m_cfg->TcssItbtPcie0En) |
| m_cfg->VtdBaseAddress[VTD_TBT0] = TBT0_BASE_ADDRESS; |
| |
| if (m_cfg->TcssItbtPcie1En) |
| m_cfg->VtdBaseAddress[VTD_TBT1] = TBT1_BASE_ADDRESS; |
| |
| if (m_cfg->TcssItbtPcie2En) |
| m_cfg->VtdBaseAddress[VTD_TBT2] = TBT2_BASE_ADDRESS; |
| |
| if (m_cfg->TcssItbtPcie3En) |
| m_cfg->VtdBaseAddress[VTD_TBT3] = TBT3_BASE_ADDRESS; |
| |
| /* Change VmxEnable UPD value according to ENABLE_VMX Kconfig */ |
| m_cfg->VmxEnable = CONFIG(ENABLE_VMX); |
| /* Skip CPU replacement check */ |
| m_cfg->SkipCpuReplacementCheck = !config->CpuReplacementCheck; |
| |
| m_cfg->TmeEnable = CONFIG(INTEL_TME); |
| |
| /* Skip GPIO configuration from FSP */ |
| m_cfg->GpioOverride = 0x1; |
| |
| /* CrashLog config */ |
| if (CONFIG(SOC_INTEL_CRASHLOG)) { |
| m_cfg->CpuCrashLogDevice = 1; |
| m_cfg->CpuCrashLogEnable = 1; |
| } |
| } |
| |
| void platform_fsp_memory_init_params_cb(FSPM_UPD *mupd, uint32_t version) |
| { |
| const struct soc_intel_alderlake_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__); |
| } |