diff options
Diffstat (limited to 'src/soc/intel/jasperlake/romstage')
-rw-r--r-- | src/soc/intel/jasperlake/romstage/Makefile.inc | 20 | ||||
-rw-r--r-- | src/soc/intel/jasperlake/romstage/fsp_params_jsl.c | 145 | ||||
-rw-r--r-- | src/soc/intel/jasperlake/romstage/fsp_params_tgl.c | 208 | ||||
-rw-r--r-- | src/soc/intel/jasperlake/romstage/pch.c | 26 | ||||
-rw-r--r-- | src/soc/intel/jasperlake/romstage/romstage.c | 134 | ||||
-rw-r--r-- | src/soc/intel/jasperlake/romstage/systemagent.c | 47 |
6 files changed, 580 insertions, 0 deletions
diff --git a/src/soc/intel/jasperlake/romstage/Makefile.inc b/src/soc/intel/jasperlake/romstage/Makefile.inc new file mode 100644 index 0000000000..ff32916433 --- /dev/null +++ b/src/soc/intel/jasperlake/romstage/Makefile.inc @@ -0,0 +1,20 @@ +# +# 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. +# + +romstage-$(CONFIG_SOC_INTEL_TIGERLAKE_COPY) += fsp_params_tgl.c +romstage-$(CONFIG_SOC_INTEL_JASPERLAKE_COPY) += fsp_params_jsl.c +romstage-y += ../../../../cpu/intel/car/romstage.c +romstage-y += romstage.c +romstage-y += pch.c +romstage-y += systemagent.c diff --git a/src/soc/intel/jasperlake/romstage/fsp_params_jsl.c b/src/soc/intel/jasperlake/romstage/fsp_params_jsl.c new file mode 100644 index 0000000000..18253aac9c --- /dev/null +++ b/src/soc/intel/jasperlake/romstage/fsp_params_jsl.c @@ -0,0 +1,145 @@ +/* + * 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 <fsp/util.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; + const struct device *dev = pcidev_path_on_root(SA_DEVFN_IGD); + uint32_t mask = 0; + + if (!dev || !dev->enabled) { + /* Skip IGD initialization in FSP if device is disabled in devicetree.cb */ + m_cfg->InternalGfx = 0; + m_cfg->IgdDvmt50PreAlloc = 0; + } else { + m_cfg->InternalGfx = 1; + /* 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->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; + m_cfg->EnableC6Dram = config->enable_c6dram; + + /* 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 : DEBUG_INTERFACE_SERIAL_IO; + + /* TraceHub configuration */ + dev = pcidev_path_on_root(PCH_DEVFN_TRACEHUB); + if (dev && dev->enabled && 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); + + + /* Enable SMBus controller based on config */ + m_cfg->SmbusEnable = config->SmbusEnable; + + /* Set debug probe type */ + m_cfg->PlatformDebugConsent = CONFIG_SOC_INTEL_TIGERLAKE_COPY_DEBUG_CONSENT; + + /* VT-d config */ + m_cfg->VtdDisable = 0; + + m_cfg->SerialIoUartDebugControllerNumber = CONFIG_UART_FOR_CONSOLE; + + /* Display */ + m_cfg->DdiPortAConfig = config->DdiPortAConfig; + m_cfg->DdiPortBHpd = config->DdiPortBHpd; + m_cfg->DdiPortCHpd = config->DdiPortCHpd; + m_cfg->DdiPortBDdc = config->DdiPortBDdc; + m_cfg->DdiPortCDdc = config->DdiPortCDdc; + + /* Audio */ + 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; + + _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)); +} + +void platform_fsp_memory_init_params_cb(FSPM_UPD *mupd, uint32_t version) +{ + const struct soc_intel_tigerlake_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__); +} diff --git a/src/soc/intel/jasperlake/romstage/fsp_params_tgl.c b/src/soc/intel/jasperlake/romstage/fsp_params_tgl.c new file mode 100644 index 0000000000..ac1a507270 --- /dev/null +++ b/src/soc/intel/jasperlake/romstage/fsp_params_tgl.c @@ -0,0 +1,208 @@ +/* + * 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; + + /* 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 based on config */ + m_cfg->SmbusEnable = config->SmbusEnable; + /* Set debug probe type */ + m_cfg->PlatformDebugConsent = CONFIG_SOC_INTEL_TIGERLAKE_COPY_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__); +} diff --git a/src/soc/intel/jasperlake/romstage/pch.c b/src/soc/intel/jasperlake/romstage/pch.c new file mode 100644 index 0000000000..a005ea0b99 --- /dev/null +++ b/src/soc/intel/jasperlake/romstage/pch.c @@ -0,0 +1,26 @@ +/* + * 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 <intelblocks/smbus.h> +#include <intelblocks/tco.h> +#include <soc/romstage.h> + +void pch_init(void) +{ + /* Programming TCO_BASE_ADDRESS and TCO Timer Halt */ + tco_configure(); + + /* Program SMBUS_BASE_ADDRESS and Enable it */ + smbus_common_init(); +} diff --git a/src/soc/intel/jasperlake/romstage/romstage.c b/src/soc/intel/jasperlake/romstage/romstage.c new file mode 100644 index 0000000000..f78ea29ae1 --- /dev/null +++ b/src/soc/intel/jasperlake/romstage/romstage.c @@ -0,0 +1,134 @@ +/* + * 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 <arch/romstage.h> +#include <cbmem.h> +#include <console/console.h> +#include <fsp/util.h> +#include <intelblocks/cfg.h> +#include <intelblocks/cse.h> +#include <intelblocks/pmclib.h> +#include <memory_info.h> +#include <soc/intel/common/smbios.h> +#include <soc/iomap.h> +#include <soc/pm.h> +#include <soc/romstage.h> +#include <soc/soc_chip.h> +#include <string.h> + +#define FSP_SMBIOS_MEMORY_INFO_GUID \ +{ \ + 0xd4, 0x71, 0x20, 0x9b, 0x54, 0xb0, 0x0c, 0x4e, \ + 0x8d, 0x09, 0x11, 0xcf, 0x8b, 0x9f, 0x03, 0x23 \ +} + +/* Save the DIMM information for SMBIOS table 17 */ +static void save_dimm_info(void) +{ + int node, channel, dimm, dimm_max, index; + size_t hob_size; + const CONTROLLER_INFO *ctrlr_info; + const CHANNEL_INFO *channel_info; + const DIMM_INFO *src_dimm; + struct dimm_info *dest_dimm; + struct memory_info *mem_info; + const MEMORY_INFO_DATA_HOB *meminfo_hob; + const uint8_t smbios_memory_info_guid[16] = + FSP_SMBIOS_MEMORY_INFO_GUID; + const uint8_t *serial_num; + + /* Locate the memory info HOB, presence validated by raminit */ + meminfo_hob = fsp_find_extension_hob_by_guid( + smbios_memory_info_guid, + &hob_size); + if (meminfo_hob == NULL || hob_size == 0) { + printk(BIOS_ERR, "SMBIOS MEMORY_INFO_DATA_HOB not found\n"); + return; + } + + /* + * Allocate CBMEM area for DIMM information used to populate SMBIOS + * table 17 + */ + mem_info = cbmem_add(CBMEM_ID_MEMINFO, sizeof(*mem_info)); + if (mem_info == NULL) { + printk(BIOS_ERR, "CBMEM entry for DIMM info missing\n"); + return; + } + memset(mem_info, 0, sizeof(*mem_info)); + + /* Save available DIMM information */ + index = 0; + dimm_max = ARRAY_SIZE(mem_info->dimm); + for (node = 0; node < MAX_NODE; node++) { + ctrlr_info = &meminfo_hob->Controller[node]; + for (channel = 0; channel < MAX_CH && index < dimm_max; + channel++) { + channel_info = &ctrlr_info->ChannelInfo[channel]; + if (channel_info->Status != CHANNEL_PRESENT) + continue; + + for (dimm = 0; dimm < MAX_DIMM && index < dimm_max; + dimm++) { + src_dimm = &channel_info->DimmInfo[dimm]; + dest_dimm = &mem_info->dimm[index]; + if (src_dimm->Status != DIMM_PRESENT) + continue; + + u8 memProfNum = meminfo_hob->MemoryProfile; + serial_num = src_dimm->SpdSave + + SPD_SAVE_OFFSET_SERIAL; + + /* Populate the DIMM information */ + dimm_info_fill(dest_dimm, + src_dimm->DimmCapacity, + meminfo_hob->MemoryType, + meminfo_hob->ConfiguredMemoryClockSpeed, + src_dimm->RankInDimm, + channel_info->ChannelId, + src_dimm->DimmId, + (const char *)src_dimm->ModulePartNum, + sizeof(src_dimm->ModulePartNum), + serial_num, + meminfo_hob->DataWidth, + meminfo_hob->VddVoltage[memProfNum], + meminfo_hob->EccSupport, + src_dimm->MfgId, + src_dimm->SpdModuleType); + index++; + } + } + } + mem_info->dimm_cnt = index; + printk(BIOS_DEBUG, "%d DIMMs found\n", mem_info->dimm_cnt); +} + +void mainboard_romstage_entry(void) +{ + bool s3wake; + struct chipset_power_state *ps = pmc_get_power_state(); + + /* Program MCHBAR, DMIBAR, GDXBAR and EDRAMBAR */ + systemagent_early_init(); + /* Program PCH init */ + pch_init(); + /* initialize Heci interface */ + heci_init(HECI1_BASE_ADDRESS); + + s3wake = pmc_fill_power_state(ps) == ACPI_S3; + fsp_memory_init(s3wake); + pmc_set_disb(); + if (!s3wake) + save_dimm_info(); +} diff --git a/src/soc/intel/jasperlake/romstage/systemagent.c b/src/soc/intel/jasperlake/romstage/systemagent.c new file mode 100644 index 0000000000..9fa498e802 --- /dev/null +++ b/src/soc/intel/jasperlake/romstage/systemagent.c @@ -0,0 +1,47 @@ +/* + * 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. + */ + +/* + * This file is created based on Intel Tiger Lake Processor SA Datasheet + * Document number: 571131 + * Chapter number: 3 + */ + +#include <intelblocks/systemagent.h> +#include <soc/iomap.h> +#include <soc/romstage.h> +#include <soc/systemagent.h> + +void systemagent_early_init(void) +{ + static const struct sa_mmio_descriptor soc_fixed_pci_resources[] = { + { MCHBAR, MCH_BASE_ADDRESS, MCH_BASE_SIZE, "MCHBAR" }, + { DMIBAR, DMI_BASE_ADDRESS, DMI_BASE_SIZE, "DMIBAR" }, + { EPBAR, EP_BASE_ADDRESS, EP_BASE_SIZE, "EPBAR" }, + }; + + static const struct sa_mmio_descriptor soc_fixed_mch_resources[] = { + { REGBAR, REG_BASE_ADDRESS, REG_BASE_SIZE, "REGBAR" }, + { EDRAMBAR, EDRAM_BASE_ADDRESS, EDRAM_BASE_SIZE, "EDRAMBAR" }, + }; + + /* Set Fixed MMIO address into PCI configuration space */ + sa_set_pci_bar(soc_fixed_pci_resources, + ARRAY_SIZE(soc_fixed_pci_resources)); + /* Set Fixed MMIO address into MCH base address */ + sa_set_mch_bar(soc_fixed_mch_resources, + ARRAY_SIZE(soc_fixed_mch_resources)); + /* Enable PAM registers */ + enable_pam_region(); +} |