| /* SPDX-License-Identifier: GPL-2.0-only */ |
| |
| #include <assert.h> |
| #include <console/console.h> |
| #include <cpu/intel/cpu_ids.h> |
| #include <cpu/x86/msr.h> |
| #include <device/device.h> |
| #include <fsp/fsp_debug_event.h> |
| #include <fsp/util.h> |
| #include <intelblocks/cpulib.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 <soc/soc_info.h> |
| #include <string.h> |
| |
| #define FSP_CLK_NOTUSED 0xFF |
| #define FSP_CLK_LAN 0x70 |
| #define FSP_CLK_FREE_RUNNING 0x80 |
| |
| static void pcie_rp_init(FSP_M_CONFIG *m_cfg, uint32_t en_mask, |
| 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; |
| /* flags 0 means, RP config is not specify from devicetree */ |
| if (cfg[i].flags == 0) |
| 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] = i; |
| } |
| } |
| |
| static void fill_fspm_pcie_rp_params(FSP_M_CONFIG *m_cfg, |
| const struct soc_intel_meteorlake_config *config) |
| { |
| /* Disable all PCIe clock sources by default. And set RP irrelevant clock. */ |
| unsigned int i; |
| uint8_t max_clock = get_max_pcie_clock(); |
| |
| for (i = 0; i < max_clock; 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_pcie_rp_table()); |
| pcie_rp_init(m_cfg, m_cfg->PcieRpEnableMask, config->pcie_rp, |
| get_max_pcie_port()); |
| } |
| |
| static void fill_fspm_igd_params(FSP_M_CONFIG *m_cfg, |
| const struct soc_intel_meteorlake_config *config) |
| { |
| unsigned int i; |
| const struct ddi_port_upds { |
| uint8_t *ddc; |
| uint8_t *hpd; |
| } ddi_port_upds[] = { |
| [DDI_PORT_A] = {&m_cfg->DdiPortADdc, &m_cfg->DdiPortAHpd}, |
| [DDI_PORT_B] = {&m_cfg->DdiPortBDdc, &m_cfg->DdiPortBHpd}, |
| [DDI_PORT_C] = {&m_cfg->DdiPortCDdc, &m_cfg->DdiPortCHpd}, |
| [DDI_PORT_1] = {&m_cfg->DdiPort1Ddc, &m_cfg->DdiPort1Hpd}, |
| [DDI_PORT_2] = {&m_cfg->DdiPort2Ddc, &m_cfg->DdiPort2Hpd}, |
| [DDI_PORT_3] = {&m_cfg->DdiPort3Ddc, &m_cfg->DdiPort3Hpd}, |
| [DDI_PORT_4] = {&m_cfg->DdiPort4Ddc, &m_cfg->DdiPort4Hpd}, |
| }; |
| m_cfg->InternalGfx = !CONFIG(SOC_INTEL_DISABLE_IGD) && is_devfn_enabled(PCI_DEVFN_IGD); |
| if (m_cfg->InternalGfx) { |
| /* IGD is enabled, set IGD stolen size to 64MB. */ |
| m_cfg->IgdDvmt50PreAlloc = IGD_SM_64MB; |
| /* DP port config */ |
| m_cfg->DdiPortAConfig = config->ddi_port_A_config; |
| m_cfg->DdiPortBConfig = config->ddi_port_B_config; |
| for (i = 0; i < ARRAY_SIZE(ddi_port_upds); i++) { |
| *ddi_port_upds[i].ddc = !!(config->ddi_ports_config[i] & |
| DDI_ENABLE_DDC); |
| *ddi_port_upds[i].hpd = !!(config->ddi_ports_config[i] & |
| DDI_ENABLE_HPD); |
| } |
| } else { |
| /* IGD is disabled, skip IGD init in FSP. */ |
| m_cfg->IgdDvmt50PreAlloc = 0; |
| /* DP port config */ |
| m_cfg->DdiPortAConfig = 0; |
| m_cfg->DdiPortBConfig = 0; |
| for (i = 0; i < ARRAY_SIZE(ddi_port_upds); i++) { |
| *ddi_port_upds[i].ddc = 0; |
| *ddi_port_upds[i].hpd = 0; |
| } |
| } |
| } |
| |
| static void fill_fspm_mrc_params(FSP_M_CONFIG *m_cfg, |
| const struct soc_intel_meteorlake_config *config) |
| { |
| m_cfg->SaGv = config->SaGv; |
| m_cfg->RMT = config->RMT; |
| } |
| |
| static void fill_fspm_cpu_params(FSP_M_CONFIG *m_cfg, |
| const struct soc_intel_meteorlake_config *config) |
| { |
| m_cfg->TsegSize = CONFIG_SMM_TSEG_SIZE; |
| /* 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(); |
| /* Enable Hyper Threading */ |
| m_cfg->HyperThreading = 1; |
| } |
| |
| static void fill_fspm_security_params(FSP_M_CONFIG *m_cfg, |
| const struct soc_intel_meteorlake_config *config) |
| { |
| /* Disable BIOS Guard */ |
| m_cfg->BiosGuard = 0; |
| m_cfg->TmeEnable = CONFIG(INTEL_TME) && is_tme_supported(); |
| } |
| |
| static void fill_fspm_uart_params(FSP_M_CONFIG *m_cfg, |
| const struct soc_intel_meteorlake_config *config) |
| { |
| if (CONFIG(DRIVERS_UART_8250IO)) |
| m_cfg->PcdIsaSerialUartBase = ISA_SERIAL_BASE_ADDR_3F8; |
| m_cfg->SerialIoUartDebugMode = PchSerialIoSkipInit; |
| m_cfg->SerialIoUartDebugControllerNumber = CONFIG_UART_FOR_CONSOLE; |
| } |
| |
| static void fill_fspm_ipu_params(FSP_M_CONFIG *m_cfg, |
| const struct soc_intel_meteorlake_config *config) |
| { |
| /* Image clock: disable all clocks for bypassing FSP pin mux */ |
| memset(m_cfg->ImguClkOutEn, 0, sizeof(m_cfg->ImguClkOutEn)); |
| /* IPU */ |
| m_cfg->SaIpuEnable = is_devfn_enabled(PCI_DEVFN_IPU); |
| } |
| |
| static void fill_fspm_smbus_params(FSP_M_CONFIG *m_cfg, |
| const struct soc_intel_meteorlake_config *config) |
| { |
| m_cfg->SmbusEnable = is_devfn_enabled(PCI_DEVFN_SMBUS); |
| } |
| |
| static void fill_fspm_misc_params(FSP_M_CONFIG *m_cfg, |
| const struct soc_intel_meteorlake_config *config) |
| { |
| /* Disable Lock PCU Thermal Management registers */ |
| m_cfg->LockPTMregs = 0; |
| |
| /* Skip CPU replacement check */ |
| m_cfg->SkipCpuReplacementCheck = !config->cpu_replacement_check; |
| |
| /* Skip GPIO configuration from FSP */ |
| m_cfg->GpioOverride = 0x1; |
| } |
| |
| static void fill_fspm_audio_params(FSP_M_CONFIG *m_cfg, |
| const struct soc_intel_meteorlake_config *config) |
| { |
| /* Audio: HDAUDIO_LINK_MODE I2S/SNDW */ |
| m_cfg->PchHdaEnable = is_devfn_enabled(PCI_DEVFN_HDA); |
| m_cfg->PchHdaDspEnable = config->pch_hda_dsp_enable; |
| m_cfg->PchHdaIDispLinkTmode = config->pch_hda_idisp_link_tmode; |
| m_cfg->PchHdaIDispLinkFrequency = config->pch_hda_idisp_link_frequency; |
| m_cfg->PchHdaIDispCodecDisconnect = !config->pch_hda_idisp_codec_enable; |
| /* |
| * 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)); |
| } |
| |
| static void fill_fspm_ish_params(FSP_M_CONFIG *m_cfg, |
| const struct soc_intel_meteorlake_config *config) |
| { |
| m_cfg->PchIshEnable = is_devfn_enabled(PCI_DEVFN_ISH); |
| } |
| |
| static void fill_fspm_tcss_params(FSP_M_CONFIG *m_cfg, |
| const struct soc_intel_meteorlake_config *config) |
| { |
| int i, max_port; |
| |
| /* Tcss USB */ |
| m_cfg->TcssXhciEn = is_devfn_enabled(PCI_DEVFN_TCSS_XHCI); |
| m_cfg->TcssXdciEn = is_devfn_enabled(PCI_DEVFN_TCSS_XDCI); |
| |
| /* TCSS DMA */ |
| m_cfg->TcssDma0En = is_devfn_enabled(PCI_DEVFN_TCSS_DMA0); |
| m_cfg->TcssDma1En = 0; |
| |
| /* Enable TCSS port */ |
| max_port = get_max_tcss_port(); |
| m_cfg->UsbTcPortEnPreMem = 0; |
| for (i = 0; i < max_port; i++) |
| if (config->tcss_ports[i].enable) |
| m_cfg->UsbTcPortEnPreMem |= BIT(i); |
| } |
| |
| static void fill_fspm_usb4_params(FSP_M_CONFIG *m_cfg, |
| const struct soc_intel_meteorlake_config *config) |
| { |
| memset(&m_cfg->TcssItbtPcie0En, 0, sizeof(m_cfg->TcssItbtPcie0En)*4); |
| |
| m_cfg->TcssItbtPcie0En = !(config->tbt_pcie_port_disable[0]); |
| m_cfg->TcssItbtPcie1En = !(config->tbt_pcie_port_disable[1]); |
| } |
| |
| static void fill_fspm_vtd_params(FSP_M_CONFIG *m_cfg, |
| const struct soc_intel_meteorlake_config *config) |
| { |
| const uint32_t cpuid = cpu_get_cpuid(); |
| |
| /* FIXME: Enable Vtd back when kernel cmdline needs it. */ |
| if (cpuid == CPUID_METEORLAKE_A0_1 || cpuid == CPUID_METEORLAKE_A0_2) { |
| m_cfg->VtdDisable = 1; |
| m_cfg->VmxEnable = 0; |
| return; |
| } |
| |
| m_cfg->VtdDisable = 0; |
| m_cfg->VtdBaseAddress[0] = GFXVT_BASE_ADDRESS; |
| m_cfg->VtdBaseAddress[1] = VTVC0_BASE_ADDRESS; |
| |
| /* Change VmxEnable UPD value according to ENABLE_VMX Kconfig */ |
| m_cfg->VmxEnable = CONFIG(ENABLE_VMX); |
| } |
| |
| static void fill_fspm_trace_params(FSP_M_CONFIG *m_cfg, |
| const struct soc_intel_meteorlake_config *config) |
| { |
| /* Set debug probe type */ |
| m_cfg->PlatformDebugConsent = CONFIG_SOC_INTEL_METEORLAKE_DEBUG_CONSENT; |
| |
| /* CrashLog config */ |
| if (CONFIG(SOC_INTEL_CRASHLOG)) { |
| m_cfg->CpuCrashLogEnable = 1; |
| } |
| } |
| |
| static void soc_memory_init_params(FSP_M_CONFIG *m_cfg, |
| const struct soc_intel_meteorlake_config *config) |
| { |
| const void (*const fill_fspm_params[])(FSP_M_CONFIG *m_cfg, |
| const struct soc_intel_meteorlake_config *config) = { |
| fill_fspm_igd_params, |
| fill_fspm_mrc_params, |
| fill_fspm_cpu_params, |
| fill_fspm_security_params, |
| fill_fspm_uart_params, |
| fill_fspm_ipu_params, |
| fill_fspm_smbus_params, |
| fill_fspm_misc_params, |
| fill_fspm_audio_params, |
| fill_fspm_pcie_rp_params, |
| fill_fspm_ish_params, |
| fill_fspm_tcss_params, |
| fill_fspm_usb4_params, |
| fill_fspm_vtd_params, |
| fill_fspm_trace_params, |
| }; |
| |
| for (size_t i = 0; i < ARRAY_SIZE(fill_fspm_params); i++) |
| fill_fspm_params[i](m_cfg, config); |
| } |
| |
| void platform_fsp_memory_init_params_cb(FSPM_UPD *mupd, uint32_t version) |
| { |
| const struct soc_intel_meteorlake_config *config; |
| FSP_M_CONFIG *m_cfg = &mupd->FspmConfig; |
| FSPM_ARCH_UPD *arch_upd = &mupd->FspmArchUpd; |
| |
| if (CONFIG(FSP_USES_CB_DEBUG_EVENT_HANDLER)) { |
| if (CONFIG(CONSOLE_SERIAL) && CONFIG(FSP_ENABLE_SERIAL_DEBUG)) { |
| enum fsp_log_level log_level = fsp_map_console_log_level(); |
| arch_upd->FspEventHandler = (UINT32)((FSP_EVENT_HANDLER *) |
| fsp_debug_event_handler); |
| /* Set Serial debug message level */ |
| m_cfg->PcdSerialDebugLevel = log_level; |
| /* Set MRC debug level */ |
| m_cfg->SerialDebugMrcLevel = log_level; |
| } else { |
| /* Disable Serial debug message */ |
| m_cfg->PcdSerialDebugLevel = 0; |
| /* Disable MRC debug message */ |
| m_cfg->SerialDebugMrcLevel = 0; |
| } |
| } |
| config = config_of_soc(); |
| |
| soc_memory_init_params(m_cfg, config); |
| mainboard_memory_init_params(mupd); |
| } |
| |
| __weak void mainboard_memory_init_params(FSPM_UPD *memupd) |
| { |
| printk(BIOS_DEBUG, "WEAK: %s/%s called\n", __FILE__, __func__); |
| } |