Subrata Banik has submitted this change. ( https://review.coreboot.org/c/coreboot/+/45192 )
Change subject: soc/intel/alderlake/romstage: Do initial SoC commit till romstage ......................................................................
soc/intel/alderlake/romstage: Do initial SoC commit till romstage
List of changes: 1. Add required SoC programming till romstage 2. Include only required headers into include/soc 3. Add SA EDS document number and chapter number 4. Fill required FSP-M UPD to call FSP-M API
Change-Id: I4473aed27363c22e92e66cc6770cb55aae83e75c Signed-off-by: Subrata Banik subrata.banik@intel.com Reviewed-on: https://review.coreboot.org/c/coreboot/+/45192 Tested-by: build bot (Jenkins) no-reply@coreboot.org Reviewed-by: Angel Pons th3fanbus@gmail.com Reviewed-by: Tim Wawrzynczak twawrzynczak@chromium.org --- M src/soc/intel/alderlake/Kconfig M src/soc/intel/alderlake/Makefile.inc A src/soc/intel/alderlake/chip.h A src/soc/intel/alderlake/espi.c A src/soc/intel/alderlake/include/soc/gpe.h M src/soc/intel/alderlake/include/soc/iomap.h A src/soc/intel/alderlake/include/soc/msr.h A src/soc/intel/alderlake/include/soc/pmc.h A src/soc/intel/alderlake/include/soc/romstage.h A src/soc/intel/alderlake/include/soc/soc_chip.h A src/soc/intel/alderlake/include/soc/systemagent.h A src/soc/intel/alderlake/meminit.c A src/soc/intel/alderlake/p2sb.c A src/soc/intel/alderlake/reset.c A src/soc/intel/alderlake/romstage/Makefile.inc A src/soc/intel/alderlake/romstage/fsp_params.c A src/soc/intel/alderlake/romstage/pch.c A src/soc/intel/alderlake/romstage/romstage.c A src/soc/intel/alderlake/romstage/systemagent.c 19 files changed, 1,471 insertions(+), 0 deletions(-)
Approvals: build bot (Jenkins): Verified Angel Pons: Looks good to me, approved Tim Wawrzynczak: Looks good to me, approved
diff --git a/src/soc/intel/alderlake/Kconfig b/src/soc/intel/alderlake/Kconfig index b873a03..33acf43 100644 --- a/src/soc/intel/alderlake/Kconfig +++ b/src/soc/intel/alderlake/Kconfig @@ -8,15 +8,22 @@ config CPU_SPECIFIC_OPTIONS def_bool y select ARCH_BOOTBLOCK_X86_32 + select ARCH_ROMSTAGE_X86_32 + select ARCH_VERSTAGE_X86_32 select BOOT_DEVICE_SPI_FLASH_RW_NOMMAP_EARLY if BOOT_DEVICE_SPI_FLASH select BOOT_DEVICE_SUPPORTS_WRITES + select CACHE_MRC_SETTINGS + select CPU_INTEL_COMMON + select FSP_M_XIP select INTEL_DESCRIPTOR_MODE_CAPABLE select IDT_IN_EVERY_STAGE select INTEL_CAR_NEM #TODO - Enable INTEL_CAR_NEM_ENHANCED + select MRC_SETTINGS_PROTECT select MICROCODE_BLOB_UNDISCLOSED select PLATFORM_USES_FSP2_2 select SOC_INTEL_COMMON select SOC_INTEL_COMMON_BLOCK + select SOC_INTEL_COMMON_BLOCK_CHIP_CONFIG select SOC_INTEL_COMMON_BLOCK_CPU select SOC_INTEL_COMMON_BLOCK_GSPI_VERSION_2 select SOC_INTEL_COMMON_BLOCK_SA @@ -120,6 +127,13 @@ config CHROMEOS select CHROMEOS_RAMOOPS_DYNAMIC
+config VBOOT + select VBOOT_SEPARATE_VERSTAGE + select VBOOT_MUST_REQUEST_DISPLAY + select VBOOT_STARTS_IN_BOOTBLOCK + select VBOOT_VBNV_CMOS + select VBOOT_VBNV_CMOS_BACKUP_TO_FLASH + config C_ENV_BOOTBLOCK_SIZE hex default 0xC000 @@ -139,4 +153,20 @@ string depends on FSP_USE_REPO default "3rdparty/fsp/AlderLakeFspBinPkg/Fsp.fd" + +config SOC_INTEL_ALDERLAKE_DEBUG_CONSENT + int "Debug Consent for ADL" + # USB DBC is more common for developers so make this default to 3 if + # SOC_INTEL_DEBUG_CONSENT=y + default 3 if SOC_INTEL_DEBUG_CONSENT + default 0 + help + This is to control debug interface on SOC. + Setting non-zero value will allow to use DBC or DCI to debug SOC. + PlatformDebugConsent in FspmUpd.h has the details. + + Desired platform debug type are + 0:Disabled, 1:Enabled (DCI OOB+[DbC]), 2:Enabled (DCI OOB), + 3:Enabled (USB3 DbC), 4:Enabled (XDP/MIPI60), 5:Enabled (USB2 DbC), + 6:Enable (2-wire DCI OOB), 7:Manual endif diff --git a/src/soc/intel/alderlake/Makefile.inc b/src/soc/intel/alderlake/Makefile.inc index cc37b6f..a0b0e36 100644 --- a/src/soc/intel/alderlake/Makefile.inc +++ b/src/soc/intel/alderlake/Makefile.inc @@ -1,8 +1,22 @@ ifeq ($(CONFIG_SOC_INTEL_ALDERLAKE),y) +subdirs-y += romstage +subdirs-y += ../../../cpu/intel/microcode +subdirs-y += ../../../cpu/intel/turbo +subdirs-y += ../../../cpu/x86/lapic +subdirs-y += ../../../cpu/x86/mtrr +subdirs-y += ../../../cpu/x86/smm +subdirs-y += ../../../cpu/x86/tsc + bootblock-y += bootblock/bootblock.c bootblock-y += bootblock/cpu.c bootblock-y += bootblock/pch.c bootblock-y += bootblock/report_platform.c +bootblock-y += espi.c +bootblock-y += p2sb.c + +romstage-y += espi.c +romstage-y += meminit.c +romstage-y += reset.c CPPFLAGS_common += -I$(src)/soc/intel/alderlake CPPFLAGS_common += -I$(src)/soc/intel/alderlake/include endif diff --git a/src/soc/intel/alderlake/chip.h b/src/soc/intel/alderlake/chip.h new file mode 100644 index 0000000..2721da6 --- /dev/null +++ b/src/soc/intel/alderlake/chip.h @@ -0,0 +1,348 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ + +#ifndef _SOC_CHIP_H_ +#define _SOC_CHIP_H_ + +#include <drivers/i2c/designware/dw_i2c.h> +#include <intelblocks/cfg.h> +#include <intelblocks/gpio.h> +#include <intelblocks/gspi.h> +#include <soc/gpe.h> +#include <soc/pch.h> +#include <soc/pci_devs.h> +#include <soc/pmc.h> +#include <stdint.h> + +#define MAX_HD_AUDIO_DMIC_LINKS 2 +#define MAX_HD_AUDIO_SNDW_LINKS 4 +#define MAX_HD_AUDIO_SSP_LINKS 6 + +struct soc_intel_alderlake_config { + + /* Common struct containing soc config data required by common code */ + struct soc_intel_common_config common_soc_config; + + /* Gpio group routed to each dword of the GPE0 block. Values are + * of the form PMC_GPP_[A:U] or GPD. */ + uint8_t pmc_gpe0_dw0; /* GPE0_31_0 STS/EN */ + uint8_t pmc_gpe0_dw1; /* GPE0_63_32 STS/EN */ + uint8_t pmc_gpe0_dw2; /* GPE0_95_64 STS/EN */ + + /* Generic IO decode ranges */ + uint32_t gen1_dec; + uint32_t gen2_dec; + uint32_t gen3_dec; + uint32_t gen4_dec; + + /* Enable S0iX support */ + int s0ix_enable; + /* Support for TCSS xhci, xdci, TBT PCIe root ports and DMA controllers */ + uint8_t TcssD3HotDisable; + /* Support for TBT PCIe root ports and DMA controllers with D3Hot->D3Cold */ + uint8_t TcssD3ColdDisable; + /* Enable DPTF support */ + int dptf_enable; + + /* Deep SX enable for both AC and DC */ + int deep_s3_enable_ac; + int deep_s3_enable_dc; + int deep_s5_enable_ac; + int deep_s5_enable_dc; + + /* Deep Sx Configuration + * DSX_EN_WAKE_PIN - Enable WAKE# pin + * DSX_EN_LAN_WAKE_PIN - Enable LAN_WAKE# pin + * DSX_DIS_AC_PRESENT_PD - Disable pull-down on AC_PRESENT pin */ + uint32_t deep_sx_config; + + /* TCC activation offset */ + uint32_t tcc_offset; + + /* System Agent dynamic frequency support. Only effects ULX/ULT CPUs. + * When enabled memory will be training at two different frequencies. + * 0:Disabled, 1:FixedPoint0, 2:FixedPoint1, 3:FixedPoint2, + * 4:FixedPoint3, 5:Enabled */ + enum { + SaGv_Disabled, + SaGv_FixedPoint0, + SaGv_FixedPoint1, + SaGv_FixedPoint2, + SaGv_FixedPoint3, + SaGv_Enabled, + } SaGv; + + /* Rank Margin Tool. 1:Enable, 0:Disable */ + uint8_t RMT; + + /* USB related */ + struct usb2_port_config usb2_ports[16]; + struct usb3_port_config usb3_ports[10]; + /* Wake Enable Bitmap for USB2 ports */ + uint16_t usb2_wake_enable_bitmap; + /* Wake Enable Bitmap for USB3 ports */ + uint16_t usb3_wake_enable_bitmap; + + /* SATA related */ + uint8_t SataEnable; + uint8_t SataMode; + uint8_t SataSalpSupport; + uint8_t SataPortsEnable[8]; + uint8_t SataPortsDevSlp[8]; + + /* + * Enable(0)/Disable(1) SATA Power Optimizer on PCH side. + * Default 0. Setting this to 1 disables the SATA Power Optimizer. + */ + uint8_t SataPwrOptimizeDisable; + + /* + * SATA Port Enable Dito Config. + * Enable DEVSLP Idle Timeout settings (DmVal, DitoVal). + */ + uint8_t SataPortsEnableDitoConfig[8]; + + /* SataPortsDmVal is the DITO multiplier. Default is 15. */ + uint8_t SataPortsDmVal[8]; + /* SataPortsDitoVal is the DEVSLP Idle Timeout, default is 625ms */ + uint16_t SataPortsDitoVal[8]; + + /* Audio related */ + uint8_t PchHdaDspEnable; + uint8_t PchHdaAudioLinkHdaEnable; + uint8_t PchHdaAudioLinkDmicEnable[MAX_HD_AUDIO_DMIC_LINKS]; + uint8_t PchHdaAudioLinkSspEnable[MAX_HD_AUDIO_SSP_LINKS]; + uint8_t PchHdaAudioLinkSndwEnable[MAX_HD_AUDIO_SNDW_LINKS]; + uint8_t PchHdaIDispLinkTmode; + uint8_t PchHdaIDispLinkFrequency; + uint8_t PchHdaIDispCodecDisconnect; + + /* PCIe Root Ports */ + uint8_t PcieRpEnable[CONFIG_MAX_ROOT_PORTS]; + uint8_t PcieRpHotPlug[CONFIG_MAX_ROOT_PORTS]; + /* PCIe output clocks type to PCIe devices. + * 0-23: PCH rootport, 0x70: LAN, 0x80: unspecified but in use, + * 0xFF: not used */ + uint8_t PcieClkSrcUsage[CONFIG_MAX_PCIE_CLOCKS]; + /* PCIe ClkReq-to-ClkSrc mapping, number of clkreq signal assigned to + * clksrc. */ + uint8_t PcieClkSrcClkReq[CONFIG_MAX_PCIE_CLOCKS]; + + /* Probe CLKREQ# signal before enabling CLKREQ# based power management.*/ + uint8_t PcieRpClkReqDetect[CONFIG_MAX_ROOT_PORTS]; + + /* PCIe RP L1 substate */ + enum L1_substates_control { + L1_SS_FSP_DEFAULT, + L1_SS_DISABLED, + L1_SS_L1_1, + L1_SS_L1_2, + } PcieRpL1Substates[CONFIG_MAX_ROOT_PORTS]; + + /* PCIe LTR: Enable (1) / Disable (0) */ + uint8_t PcieRpLtrEnable[CONFIG_MAX_ROOT_PORTS]; + + /* PCIE RP Advanced Error Report: Enable (1) / Disable (0) */ + uint8_t PcieRpAdvancedErrorReporting[CONFIG_MAX_ROOT_PORTS]; + + /* Integrated Sensor */ + uint8_t PchIshEnable; + + /* Heci related */ + uint8_t Heci3Enabled; + + /* Gfx related */ + enum { + IGD_SM_0MB = 0x00, + IGD_SM_32MB = 0x01, + IGD_SM_64MB = 0x02, + IGD_SM_96MB = 0x03, + IGD_SM_128MB = 0x04, + IGD_SM_160MB = 0x05, + IGD_SM_4MB = 0xF0, + IGD_SM_8MB = 0xF1, + IGD_SM_12MB = 0xF2, + IGD_SM_16MB = 0xF3, + IGD_SM_20MB = 0xF4, + IGD_SM_24MB = 0xF5, + IGD_SM_28MB = 0xF6, + IGD_SM_36MB = 0xF8, + IGD_SM_40MB = 0xF9, + IGD_SM_44MB = 0xFA, + IGD_SM_48MB = 0xFB, + IGD_SM_52MB = 0xFC, + IGD_SM_56MB = 0xFD, + IGD_SM_60MB = 0xFE, + } IgdDvmt50PreAlloc; + uint8_t InternalGfx; + uint8_t SkipExtGfxScan; + + uint32_t GraphicsConfigPtr; + uint8_t Device4Enable; + + /* HeciEnabled decides the state of Heci1 at end of boot + * Setting to 0 (default) disables Heci1 and hides the device from OS */ + uint8_t HeciEnabled; + /* PL2 Override value in Watts */ + uint32_t tdp_pl2_override; + /* Intel Speed Shift Technology */ + uint8_t speed_shift_enable; + + /* Enable/Disable EIST. 1b:Enabled, 0b:Disabled */ + uint8_t eist_enable; + + /* Enable C6 DRAM */ + uint8_t enable_c6dram; + /* + * PRMRR size setting with below options + * Disable: 0x0 + * 32MB: 0x2000000 + * 64MB: 0x4000000 + * 128 MB: 0x8000000 + * 256 MB: 0x10000000 + * 512 MB: 0x20000000 + */ + uint32_t PrmrrSize; + uint8_t PmTimerDisabled; + /* + * SerialIO device mode selection: + * PchSerialIoDisabled, + * PchSerialIoPci, + * PchSerialIoHidden, + * PchSerialIoLegacyUart, + * PchSerialIoSkipInit + */ + uint8_t SerialIoI2cMode[CONFIG_SOC_INTEL_I2C_DEV_MAX]; + uint8_t SerialIoGSpiMode[CONFIG_SOC_INTEL_COMMON_BLOCK_GSPI_MAX]; + uint8_t SerialIoUartMode[CONFIG_SOC_INTEL_UART_DEV_MAX]; + /* + * GSPIn Default Chip Select Mode: + * 0:Hardware Mode, + * 1:Software Mode + */ + uint8_t SerialIoGSpiCsMode[CONFIG_SOC_INTEL_COMMON_BLOCK_GSPI_MAX]; + /* + * GSPIn Default Chip Select State: + * 0: Low, + * 1: High + */ + uint8_t SerialIoGSpiCsState[CONFIG_SOC_INTEL_COMMON_BLOCK_GSPI_MAX]; + + /* Debug interface selection */ + enum { + DEBUG_INTERFACE_RAM = (1 << 0), + DEBUG_INTERFACE_UART_8250IO = (1 << 1), + DEBUG_INTERFACE_USB3 = (1 << 3), + DEBUG_INTERFACE_LPSS_SERIAL_IO = (1 << 4), + DEBUG_INTERFACE_TRACEHUB = (1 << 5), + } debug_interface_flag; + + /* Enable Pch iSCLK */ + uint8_t pch_isclk; + + /* CNVi */ + uint8_t CnviMode; + uint8_t CnviBtCore; + + /* CNVi BT Audio Offload: Enable/Disable BT Audio Offload. */ + enum { + FORCE_DISABLE, + FORCE_ENABLE, + } CnviBtAudioOffload; + + /* + * SOC Aux orientation override: + * This is a bitfield that corresponds to up to 4 TCSS ports on ADL. + * Even numbered bits (0, 2, 4, 6) control the retimer being handled by SOC. + * Odd numbered bits (1, 3, 5, 7) control the orientation of the physical aux lines + * on the motherboard. + */ + uint16_t TcssAuxOri; + + /* Connect Topology Command timeout value */ + uint16_t ITbtConnectTopologyTimeoutInMs; + + /* + * Override GPIO PM configuration: + * 0: Use FSP default GPIO PM program, + * 1: coreboot to override GPIO PM program + */ + uint8_t gpio_override_pm; + + /* + * GPIO PM configuration: 0 to disable, 1 to enable power gating + * Bit 6-7: Reserved + * Bit 5: MISCCFG_GPSIDEDPCGEN + * Bit 4: MISCCFG_GPRCOMPCDLCGEN + * Bit 3: MISCCFG_GPRTCDLCGEN + * Bit 2: MISCCFG_GSXLCGEN + * Bit 1: MISCCFG_GPDPCGEN + * Bit 0: MISCCFG_GPDLCGEN + */ + uint8_t gpio_pm[TOTAL_GPIO_COMM]; + + /* DP config */ + /* + * Port config + * 0:Disabled, 1:eDP, 2:MIPI DSI + */ + uint8_t DdiPortAConfig; + uint8_t DdiPortBConfig; + + /* Enable(1)/Disable(0) HPD */ + uint8_t DdiPortAHpd; + uint8_t DdiPortBHpd; + uint8_t DdiPortCHpd; + uint8_t DdiPort1Hpd; + uint8_t DdiPort2Hpd; + uint8_t DdiPort3Hpd; + uint8_t DdiPort4Hpd; + + /* Enable(1)/Disable(0) DDC */ + uint8_t DdiPortADdc; + uint8_t DdiPortBDdc; + uint8_t DdiPortCDdc; + uint8_t DdiPort1Ddc; + uint8_t DdiPort2Ddc; + uint8_t DdiPort3Ddc; + uint8_t DdiPort4Ddc; + + /* Hybrid storage mode enable (1) / disable (0) + * This mode makes FSP detect Optane and NVME and set PCIe lane mode + * accordingly */ + uint8_t HybridStorageMode; + + /* + * Override CPU flex ratio value: + * CPU ratio value controls the maximum processor non-turbo ratio. + * Valid Range 0 to 63. + * + * In general descriptor provides option to set default cpu flex ratio. + * Default cpu flex ratio is 0 ensures booting with non-turbo max frequency. + * That's the reason FSP skips cpu_ratio override if cpu_ratio is 0. + * + * Only override CPU flex ratio if don't want to boot with non-turbo max. + */ + uint8_t cpu_ratio_override; + + /* + * Enable(0)/Disable(1) DMI Power Optimizer on PCH side. + * Default 0. Setting this to 1 disables the DMI Power Optimizer. + */ + uint8_t DmiPwrOptimizeDisable; + + /* + * Enable(1)/Disable(0) CPU Replacement check. + * Default 0. Setting this to 1 to check CPU replacement. + */ + uint8_t CpuReplacementCheck; + + /* ISA Serial Base selection. */ + enum { + ISA_SERIAL_BASE_ADDR_3F8, + ISA_SERIAL_BASE_ADDR_2F8, + } IsaSerialUartBase; +}; + +typedef struct soc_intel_alderlake_config config_t; + +#endif diff --git a/src/soc/intel/alderlake/espi.c b/src/soc/intel/alderlake/espi.c new file mode 100644 index 0000000..bad4ab9 --- /dev/null +++ b/src/soc/intel/alderlake/espi.c @@ -0,0 +1,51 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ + +/* + * This file is created based on Intel Alder Lake Processor PCH Datasheet + * Document number: 621483 + * Chapter number: 2 + */ + +#include <device/pci.h> +#include <pc80/isa-dma.h> +#include <pc80/i8259.h> +#include <intelblocks/lpc_lib.h> +#include <intelblocks/pcr.h> +#include <soc/espi.h> +#include <soc/iomap.h> +#include <soc/pcr_ids.h> +#include <soc/soc_chip.h> + +/* +* As per the BWG, Chapter 5.9.1. "PCH BIOS component will reserve +* certain memory range as reserved range for BIOS usage. +* For this SOC, the range will be from 0FC800000h till FE7FFFFFh" +*/ +static const struct lpc_mmio_range lpc_fixed_mmio_ranges[] = { + { PCH_PRESERVED_BASE_ADDRESS, PCH_PRESERVED_BASE_SIZE }, + { 0, 0 } +}; + +const struct lpc_mmio_range *soc_get_fixed_mmio_ranges() +{ + return lpc_fixed_mmio_ranges; +} + +void soc_get_gen_io_dec_range(const struct device *dev, uint32_t *gen_io_dec) +{ + const config_t *config = config_of(dev); + + gen_io_dec[0] = config->gen1_dec; + gen_io_dec[1] = config->gen2_dec; + gen_io_dec[2] = config->gen3_dec; + gen_io_dec[3] = config->gen4_dec; +} + +void soc_setup_dmi_pcr_io_dec(uint32_t *gen_io_dec) +{ + /* Mirror these same settings in DMI PCR */ + pcr_write32(PID_DMI, PCR_DMI_LPCLGIR1, gen_io_dec[0]); + pcr_write32(PID_DMI, PCR_DMI_LPCLGIR2, gen_io_dec[1]); + pcr_write32(PID_DMI, PCR_DMI_LPCLGIR3, gen_io_dec[2]); + pcr_write32(PID_DMI, PCR_DMI_LPCLGIR4, gen_io_dec[3]); +} diff --git a/src/soc/intel/alderlake/include/soc/gpe.h b/src/soc/intel/alderlake/include/soc/gpe.h new file mode 100644 index 0000000..34dfcea --- /dev/null +++ b/src/soc/intel/alderlake/include/soc/gpe.h @@ -0,0 +1,121 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ + +#ifndef _SOC_GPE_H_ +#define _SOC_GPE_H_ + +/* GPE_31_0 */ +#define GPE0_DW0_00 0 +#define GPE0_DW0_01 1 +#define GPE0_DW0_02 2 +#define GPE0_DW0_03 3 +#define GPE0_DW0_04 4 +#define GPE0_DW0_05 5 +#define GPE0_DW0_06 6 +#define GPE0_DW0_07 7 +#define GPE0_DW0_08 8 +#define GPE0_DW0_09 9 +#define GPE0_DW0_10 10 +#define GPE0_DW0_11 11 +#define GPE0_DW0_12 12 +#define GPE0_DW0_13 13 +#define GPE0_DW0_14 14 +#define GPE0_DW0_15 15 +#define GPE0_DW0_16 16 +#define GPE0_DW0_17 17 +#define GPE0_DW0_18 18 +#define GPE0_DW0_19 19 +#define GPE0_DW0_20 20 +#define GPE0_DW0_21 21 +#define GPE0_DW0_22 22 +#define GPE0_DW0_23 23 +#define GPE0_DW0_24 24 +#define GPE0_DW0_25 25 +#define GPE0_DW0_26 26 +#define GPE0_DW0_27 27 +#define GPE0_DW0_28 28 +#define GPE0_DW0_29 29 +#define GPE0_DW0_30 30 +#define GPE0_DW0_31 31 +/* GPE_63_32 */ +#define GPE0_DW1_00 32 +#define GPE0_DW1_01 33 +#define GPE0_DW1_02 34 +#define GPE0_DW1_03 36 +#define GPE0_DW1_04 36 +#define GPE0_DW1_05 37 +#define GPE0_DW1_06 38 +#define GPE0_DW1_07 39 +#define GPE0_DW1_08 40 +#define GPE0_DW1_09 41 +#define GPE0_DW1_10 42 +#define GPE0_DW1_11 43 +#define GPE0_DW1_12 44 +#define GPE0_DW1_13 45 +#define GPE0_DW1_14 46 +#define GPE0_DW1_15 47 +#define GPE0_DW1_16 48 +#define GPE0_DW1_17 49 +#define GPE0_DW1_18 50 +#define GPE0_DW1_19 51 +#define GPE0_DW1_20 52 +#define GPE0_DW1_21 53 +#define GPE0_DW1_22 54 +#define GPE0_DW1_23 55 +#define GPE0_DW1_24 56 +#define GPE0_DW1_25 57 +#define GPE0_DW1_26 58 +#define GPE0_DW1_27 59 +#define GPE0_DW1_28 60 +#define GPE0_DW1_29 61 +#define GPE0_DW1_30 62 +#define GPE0_DW1_31 63 +/* GPE_95_64 */ +#define GPE0_DW2_00 64 +#define GPE0_DW2_01 65 +#define GPE0_DW2_02 66 +#define GPE0_DW2_03 67 +#define GPE0_DW2_04 68 +#define GPE0_DW2_05 69 +#define GPE0_DW2_06 70 +#define GPE0_DW2_07 71 +#define GPE0_DW2_08 72 +#define GPE0_DW2_09 73 +#define GPE0_DW2_10 74 +#define GPE0_DW2_11 75 +#define GPE0_DW2_12 76 +#define GPE0_DW2_13 77 +#define GPE0_DW2_14 78 +#define GPE0_DW2_15 79 +#define GPE0_DW2_16 80 +#define GPE0_DW2_17 81 +#define GPE0_DW2_18 82 +#define GPE0_DW2_19 83 +#define GPE0_DW2_20 84 +#define GPE0_DW2_21 85 +#define GPE0_DW2_22 86 +#define GPE0_DW2_23 87 +#define GPE0_DW2_24 88 +#define GPE0_DW2_25 89 +#define GPE0_DW2_26 90 +#define GPE0_DW2_27 91 +#define GPE0_DW2_28 92 +#define GPE0_DW2_29 93 +#define GPE0_DW2_30 94 +#define GPE0_DW2_31 95 +/* GPE_STD */ +#define GPE0_HOT_PLUG 97 +#define GPE0_SWGPE 98 +#define GPE0_TCOSCI 102 +#define GPE0_SMB_WAK 103 +#define GPE0_PCI_EXP 105 +#define GPE0_BATLOW 106 +#define GPE0_PME 107 +#define GPE0_ME_SCI 108 +#define GPE0_PME_B0 109 +#define GPE0_ESPI 110 +#define GPE0_GPIO_T2 111 +#define GPE0_LAN_WAK 112 +#define GPE0_WADT 114 + +#define GPE_MAX GPE0_WADT +#endif /* _SOC_GPE_H_ */ diff --git a/src/soc/intel/alderlake/include/soc/iomap.h b/src/soc/intel/alderlake/include/soc/iomap.h index e71ddb5..88fab6f 100644 --- a/src/soc/intel/alderlake/include/soc/iomap.h +++ b/src/soc/intel/alderlake/include/soc/iomap.h @@ -38,6 +38,27 @@ #define EDRAM_BASE_ADDRESS 0xfed80000 #define EDRAM_BASE_SIZE 0x4000
+#define TBT0_BASE_ADDRESS 0xfed84000 +#define TBT0_BASE_SIZE 0x1000 + +#define TBT1_BASE_ADDRESS 0xfed85000 +#define TBT1_BASE_SIZE 0x1000 + +#define TBT2_BASE_ADDRESS 0xfed86000 +#define TBT2_BASE_SIZE 0x1000 + +#define TBT3_BASE_ADDRESS 0xfed87000 +#define TBT3_BASE_SIZE 0x1000 + +#define GFXVT_BASE_ADDRESS 0xfed90000 +#define GFXVT_BASE_SIZE 0x1000 + +#define IPUVT_BASE_ADDRESS 0xfed92000 +#define IPUVT_BASE_SIZE 0x1000 + +#define VTVC0_BASE_ADDRESS 0xfed91000 +#define VTVC0_BASE_SIZE 0x1000 + #define REG_BASE_ADDRESS 0xfb000000 #define REG_BASE_SIZE 0x1000
diff --git a/src/soc/intel/alderlake/include/soc/msr.h b/src/soc/intel/alderlake/include/soc/msr.h new file mode 100644 index 0000000..67e09dc --- /dev/null +++ b/src/soc/intel/alderlake/include/soc/msr.h @@ -0,0 +1,11 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ + +#ifndef _SOC_MSR_H_ +#define _SOC_MSR_H_ + +#include <intelblocks/msr.h> + +#define MSR_PIC_MSG_CONTROL 0x2e +#define MSR_VR_MISC_CONFIG2 0x636 + +#endif diff --git a/src/soc/intel/alderlake/include/soc/pmc.h b/src/soc/intel/alderlake/include/soc/pmc.h new file mode 100644 index 0000000..f110070 --- /dev/null +++ b/src/soc/intel/alderlake/include/soc/pmc.h @@ -0,0 +1,167 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ + +#ifndef _SOC_ALDERLAKE_PMC_H_ +#define _SOC_ALDERLAKE_PMC_H_ + +/* PCI Configuration Space (D31:F2): PMC */ +#define PWRMBASE 0x10 +#define ABASE 0x20 + +/* Memory mapped IO registers in PMC */ +#define GEN_PMCON_A 0x1020 +#define DC_PP_DIS (1 << 30) +#define DSX_PP_DIS (1 << 29) +#define AG3_PP_EN (1 << 28) +#define SX_PP_EN (1 << 27) +#define ALLOW_ICLK_PLL_SD_INC0 (1 << 26) +#define GBL_RST_STS (1 << 24) +#define DISB (1 << 23) +#define ALLOW_OPI_PLL_SD_INC0 (1 << 22) +#define MEM_SR (1 << 21) +#define ALLOW_SPXB_CG_INC0 (1 << 20) +#define ALLOW_L1LOW_C0 (1 << 19) +#define MS4V (1 << 18) +#define ALLOW_L1LOW_OPI_ON (1 << 17) +#define SUS_PWR_FLR (1 << 16) +#define PME_B0_S5_DIS (1 << 15) +#define PWR_FLR (1 << 14) +#define ALLOW_L1LOW_BCLKREQ_ON (1 << 13) +#define DIS_SLP_X_STRCH_SUS_UP (1 << 12) +#define SLP_S3_MIN_ASST_WDTH_MASK (3 << 10) +#define SLP_S3_MIN_ASST_WDTH_60USEC (0 << 10) +#define SLP_S3_MIN_ASST_WDTH_1MS (1 << 10) +#define SLP_S3_MIN_ASST_WDTH_50MS (2 << 10) +#define SLP_S3_MIN_ASST_WDTH_2S (3 << 10) +#define HOST_RST_STS (1 << 9) +#define ESPI_SMI_LOCK (1 << 8) +#define S4MAW_MASK (3 << 4) +#define S4MAW_1S (1 << 4) +#define S4MAW_2S (2 << 4) +#define S4MAW_3S (3 << 4) +#define S4MAW_4S (0 << 4) +#define S4ASE (1 << 3) +#define PER_SMI_SEL_MASK (3 << 1) +#define SMI_RATE_64S (0 << 1) +#define SMI_RATE_32S (1 << 1) +#define SMI_RATE_16S (2 << 1) +#define SMI_RATE_8S (3 << 1) +#define SLEEP_AFTER_POWER_FAIL (1 << 0) + +#define GEN_PMCON_B 0x1024 +#define SLP_STR_POL_LOCK (1 << 18) +#define ACPI_BASE_LOCK (1 << 17) +#define PM_DATA_BAR_DIS (1 << 16) +#define WOL_EN_OVRD (1 << 13) +#define BIOS_PCI_EXP_EN (1 << 10) +#define PWRBTN_LVL (1 << 9) +#define SMI_LOCK (1 << 4) +#define RTC_BATTERY_DEAD (1 << 2) + +#define ETR 0x1048 +#define CF9_LOCK (1 << 31) +#define CF9_GLB_RST (1 << 20) + +#define SSML 0x104C +#define SSML_SSL_DS (0 << 0) +#define SSML_SSL_EN (1 << 0) + +#define SSMC 0x1050 +#define SSMC_SSMS (1 << 0) + +#define SSMD 0x1054 +#define SSMD_SSD_MASK (0xffff << 0) + +#define PRSTS 0x1810 + +#define S3_PWRGATE_POL 0x1828 +#define S3DC_GATE_SUS (1 << 1) +#define S3AC_GATE_SUS (1 << 0) + +#define S4_PWRGATE_POL 0x182c +#define S4DC_GATE_SUS (1 << 1) +#define S4AC_GATE_SUS (1 << 0) + +#define S5_PWRGATE_POL 0x1830 +#define S5DC_GATE_SUS (1 << 15) +#define S5AC_GATE_SUS (1 << 14) + +#define DSX_CFG 0x1834 +#define REQ_CNV_NOWAKE_DSX (1 << 4) +#define REQ_BATLOW_DSX (1 << 3) +#define DSX_EN_WAKE_PIN (1 << 2) +#define DSX_DIS_AC_PRESENT_PD (1 << 1) +#define DSX_EN_LAN_WAKE_PIN (1 << 0) +#define DSX_CFG_MASK (0x1f << 0) + +#define PMSYNC_TPR_CFG 0x18C4 +#define PCH2CPU_TPR_CFG_LOCK (1 << 31) +#define PCH2CPU_TT_EN (1 << 26) + +#define PCH_PMC_EPOC 0x18EC +#define PCH_EPOC_2LM(__epoc) ((__epoc) & 0x1) +/* XTAL frequency in bits 21, 20, 17 */ +#define PCH_EPOC_XTAL_FREQ(__epoc) ((((__epoc) >> 19) & 0x6) | ((__epoc) >> 17 & 0x1)) + +/** + * enum pch_pmc_xtal - External crystal oscillator frequency. + * @XTAL_24_MHZ: 24 MHz external crystal. + * @XTAL_19_2_MHZ: 19.2 MHz external crystal. + * @XTAL_38_4_MHZ: 38.4 MHz external crystal. + */ +enum pch_pmc_xtal { + XTAL_24_MHZ, + XTAL_19_2_MHZ, + XTAL_38_4_MHZ, +}; + +/** + * pmc_get_xtal_freq() - Return frequency of external oscillator. + * + * Return &enum pch_pmc_xtal corredsponding to frequency returned by PMC. + */ +enum pch_pmc_xtal pmc_get_xtal_freq(void); + +#define PCH_PWRM_ACPI_TMR_CTL 0x18FC +#define GPIO_GPE_CFG 0x1920 +#define GPE0_DWX_MASK 0xf +#define GPE0_DW_SHIFT(x) (4*(x)) + +#define PMC_GPP_B 0x0 +#define PMC_GPP_T 0x1 +#define PMC_GPP_A 0x2 +#define PMC_GPP_R 0x3 +#define PMC_GPD 0x4 +#define PMC_GPP_S 0x5 +#define PMC_GPP_H 0x6 +#define PMC_GPP_D 0x7 +#define PMC_GPP_U 0x8 +#define PMC_GPP_F 0xA +#define PMC_GPP_C 0xB +#define PMC_GPP_E 0xC + +#define GBLRST_CAUSE0 0x1924 +#define GBLRST_CAUSE0_THERMTRIP (1 << 5) +#define GBLRST_CAUSE1 0x1928 +#define HPR_CAUSE0 0x192C +#define HPR_CAUSE0_MI_HRPD (1 << 10) +#define HPR_CAUSE0_MI_HRPC (1 << 9) +#define HPR_CAUSE0_MI_HR (1 << 8) + +#define CPPMVRIC 0x1B1C +#define XTALSDQDIS (1 << 22) + +#define IRQ_REG ACTL +#define SCI_IRQ_ADJUST 0 +#define ACTL 0x1BD8 +#define PWRM_EN (1 << 8) +#define ACPI_EN (1 << 7) +#define SCI_IRQ_SEL (7 << 0) + +#define SCIS_IRQ9 0 +#define SCIS_IRQ10 1 +#define SCIS_IRQ11 2 +#define SCIS_IRQ20 4 +#define SCIS_IRQ21 5 +#define SCIS_IRQ22 6 +#define SCIS_IRQ23 7 +#endif diff --git a/src/soc/intel/alderlake/include/soc/romstage.h b/src/soc/intel/alderlake/include/soc/romstage.h new file mode 100644 index 0000000..716602c --- /dev/null +++ b/src/soc/intel/alderlake/include/soc/romstage.h @@ -0,0 +1,23 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ + +#ifndef _SOC_ROMSTAGE_H_ +#define _SOC_ROMSTAGE_H_ + +#include <fsp/api.h> +#include <stddef.h> + +/* Provide a callback to allow mainboard to override the DRAM part number. */ +const char *mainboard_get_dram_part_num(size_t *len); +void mainboard_memory_init_params(FSPM_UPD *mupd); +void systemagent_early_init(void); +void romstage_pch_init(void); + +/* Board type */ +enum board_type { + BOARD_TYPE_MOBILE = 0, + BOARD_TYPE_DESKTOP = 1, + BOARD_TYPE_ULT_ULX = 5, + BOARD_TYPE_SERVER = 7 +}; + +#endif /* _SOC_ROMSTAGE_H_ */ diff --git a/src/soc/intel/alderlake/include/soc/soc_chip.h b/src/soc/intel/alderlake/include/soc/soc_chip.h new file mode 100644 index 0000000..584eda2 --- /dev/null +++ b/src/soc/intel/alderlake/include/soc/soc_chip.h @@ -0,0 +1,8 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ + +#ifndef _SOC_ALDERLAKE_SOC_CHIP_H_ +#define _SOC_ALDERLAKE_SOC_CHIP_H_ + +#include "../../chip.h" + +#endif /* _SOC_ALDERLAKE_SOC_CHIP_H_ */ diff --git a/src/soc/intel/alderlake/include/soc/systemagent.h b/src/soc/intel/alderlake/include/soc/systemagent.h new file mode 100644 index 0000000..b564e7d --- /dev/null +++ b/src/soc/intel/alderlake/include/soc/systemagent.h @@ -0,0 +1,61 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ + +/* + * This file is created based on Intel Alder Lake Processor SA Datasheet + * Document number: 619503 + * Chapter number: 3 + */ + +#ifndef SOC_ALDERLAKE_SYSTEMAGENT_H +#define SOC_ALDERLAKE_SYSTEMAGENT_H + +#include <intelblocks/systemagent.h> + +/* Device 0:0.0 PCI configuration space */ + +#define EPBAR 0x40 +#define DMIBAR 0x68 +#define CAPID0_A 0xe4 +#define VTD_DISABLE (1 << 23) + +/* MCHBAR offsets */ +#define GFXVTBAR 0x5400 +#define EDRAMBAR 0x5408 +#define VTVC0BAR 0x5410 +#define REGBAR 0x5420 +#define MCH_DDR_POWER_LIMIT_LO 0x58e0 +#define MCH_DDR_POWER_LIMIT_HI 0x58e4 +#define MCH_PKG_POWER_LIMIT_LO 0x59a0 +#define MCH_PKG_POWER_LIMIT_HI 0x59a4 +#define BIOS_RESET_CPL 0x5da8 +#define IMRBASE 0x6a40 +#define IMRLIMIT 0x6a48 +#define IPUVTBAR 0x7880 +#define TBT0BAR 0x7888 +#define TBT1BAR 0x7890 +#define TBT2BAR 0x7898 +#define TBT3BAR 0x78a0 + +#define MAX_TBT_PCIE_PORT 4 + +#define VTBAR_ENABLED 0x01 +#define VTBAR_MASK 0x7ffffff000ull + +static const struct sa_mmio_descriptor soc_vtd_resources[] = { + { GFXVTBAR, GFXVT_BASE_ADDRESS, GFXVT_BASE_SIZE, "GFXVTBAR" }, + { IPUVTBAR, IPUVT_BASE_ADDRESS, IPUVT_BASE_SIZE, "IPUVTBAR" }, + { TBT0BAR, TBT0_BASE_ADDRESS, TBT0_BASE_SIZE, "TBT0BAR" }, + { TBT1BAR, TBT1_BASE_ADDRESS, TBT1_BASE_SIZE, "TBT1BAR" }, + { TBT2BAR, TBT2_BASE_ADDRESS, TBT2_BASE_SIZE, "TBT2BAR" }, + { TBT3BAR, TBT3_BASE_ADDRESS, TBT3_BASE_SIZE, "TBT3BAR" }, + { VTVC0BAR, VTVC0_BASE_ADDRESS, VTVC0_BASE_SIZE, "VTVC0BAR" }, +}; + +#define V_P2SB_CFG_IBDF_BUS 0 +#define V_P2SB_CFG_IBDF_DEV 30 +#define V_P2SB_CFG_IBDF_FUNC 7 +#define V_P2SB_CFG_HBDF_BUS 0 +#define V_P2SB_CFG_HBDF_DEV 30 +#define V_P2SB_CFG_HBDF_FUNC 6 + +#endif diff --git a/src/soc/intel/alderlake/meminit.c b/src/soc/intel/alderlake/meminit.c new file mode 100644 index 0000000..e7084a5 --- /dev/null +++ b/src/soc/intel/alderlake/meminit.c @@ -0,0 +1,183 @@ +/* SPDX-License-Identifier: GPL-2.0-or-later */ + +#include <assert.h> +#include <console/console.h> +#include <fsp/util.h> +#include <soc/meminit.h> +#include <spd_bin.h> +#include <string.h> + +enum dimm_enable_options { + ENABLE_BOTH_DIMMS = 0, + DISABLE_DIMM0 = 1, + DISABLE_DIMM1 = 2, + DISABLE_BOTH_DIMMS = 3 +}; + +static void spd_read_from_cbfs(const struct spd_info *spd_info, + uintptr_t *spd_data_ptr, size_t *spd_data_len) +{ + struct region_device spd_rdev; + size_t spd_index = spd_info->spd_spec.spd_index; + + printk(BIOS_DEBUG, "SPD INDEX = %lu\n", spd_index); + if (get_spd_cbfs_rdev(&spd_rdev, spd_index) < 0) + die("spd.bin not found or incorrect index\n"); + + *spd_data_len = region_device_sz(&spd_rdev); + + /* Memory leak is ok since we have memory mapped boot media */ + assert(CONFIG(BOOT_DEVICE_MEMORY_MAPPED)); + + *spd_data_ptr = (uintptr_t)rdev_mmap_full(&spd_rdev); +} + +static void get_spd_data(const struct spd_info *spd_info, + uintptr_t *spd_data_ptr, size_t *spd_data_len) +{ + if (spd_info->read_type == READ_SPD_MEMPTR) { + *spd_data_ptr = spd_info->spd_spec.spd_data_ptr_info.spd_data_ptr; + *spd_data_len = spd_info->spd_spec.spd_data_ptr_info.spd_data_len; + return; + } + + if (spd_info->read_type == READ_SPD_CBFS) { + spd_read_from_cbfs(spd_info, spd_data_ptr, spd_data_len); + return; + } +} + +static void meminit_dq_dqs_map(FSP_M_CONFIG *mem_cfg, + const struct mb_cfg *board_cfg, + bool half_populated) +{ + memcpy(&mem_cfg->RcompResistor, &board_cfg->rcomp_resistor, + sizeof(mem_cfg->RcompResistor)); + + memcpy(&mem_cfg->RcompTarget, &board_cfg->rcomp_targets, + sizeof(mem_cfg->RcompTarget)); + + memcpy(&mem_cfg->DqMapCpu2DramCh0, &board_cfg->dq_map[DDR_CH0], + sizeof(board_cfg->dq_map[DDR_CH0])); + memcpy(&mem_cfg->DqsMapCpu2DramCh0, &board_cfg->dqs_map[DDR_CH0], + sizeof(board_cfg->dqs_map[DDR_CH0])); + + memcpy(&mem_cfg->DqMapCpu2DramCh1, &board_cfg->dq_map[DDR_CH1], + sizeof(board_cfg->dq_map[DDR_CH1])); + memcpy(&mem_cfg->DqsMapCpu2DramCh1, &board_cfg->dqs_map[DDR_CH1], + sizeof(board_cfg->dqs_map[DDR_CH1])); + + memcpy(&mem_cfg->DqMapCpu2DramCh2, &board_cfg->dq_map[DDR_CH2], + sizeof(board_cfg->dq_map[DDR_CH2])); + memcpy(&mem_cfg->DqsMapCpu2DramCh2, &board_cfg->dqs_map[DDR_CH2], + sizeof(board_cfg->dqs_map[DDR_CH2])); + + memcpy(&mem_cfg->DqMapCpu2DramCh3, &board_cfg->dq_map[DDR_CH3], + sizeof(board_cfg->dq_map[DDR_CH3])); + memcpy(&mem_cfg->DqsMapCpu2DramCh3, &board_cfg->dqs_map[DDR_CH3], + sizeof(board_cfg->dqs_map[DDR_CH3])); + + if (half_populated) + return; + + memcpy(&mem_cfg->DqMapCpu2DramCh4, &board_cfg->dq_map[DDR_CH4], + sizeof(board_cfg->dq_map[DDR_CH4])); + memcpy(&mem_cfg->DqsMapCpu2DramCh4, &board_cfg->dqs_map[DDR_CH4], + sizeof(board_cfg->dqs_map[DDR_CH4])); + + memcpy(&mem_cfg->DqMapCpu2DramCh5, &board_cfg->dq_map[DDR_CH5], + sizeof(board_cfg->dq_map[DDR_CH5])); + memcpy(&mem_cfg->DqsMapCpu2DramCh5, &board_cfg->dqs_map[DDR_CH5], + sizeof(board_cfg->dqs_map[DDR_CH5])); + + memcpy(&mem_cfg->DqMapCpu2DramCh6, &board_cfg->dq_map[DDR_CH6], + sizeof(board_cfg->dq_map[DDR_CH6])); + memcpy(&mem_cfg->DqsMapCpu2DramCh6, &board_cfg->dqs_map[DDR_CH6], + sizeof(board_cfg->dqs_map[DDR_CH6])); + + memcpy(&mem_cfg->DqMapCpu2DramCh7, &board_cfg->dq_map[DDR_CH7], + sizeof(board_cfg->dq_map[DDR_CH7])); + memcpy(&mem_cfg->DqsMapCpu2DramCh7, &board_cfg->dqs_map[DDR_CH7], + sizeof(board_cfg->dqs_map[DDR_CH7])); +} + +static void meminit_channels(FSP_M_CONFIG *mem_cfg, + const struct mb_cfg *board_cfg, + uintptr_t spd_data_ptr, + bool half_populated) +{ + uint8_t dimm_cfg = DISABLE_DIMM1; /* Use only DIMM0 */ + + /* Channel 0 */ + mem_cfg->DisableDimmMc0Ch0 = dimm_cfg; + mem_cfg->MemorySpdPtr00 = spd_data_ptr; + mem_cfg->MemorySpdPtr01 = 0; + + /* Channel 1 */ + mem_cfg->DisableDimmMc0Ch1 = dimm_cfg; + mem_cfg->MemorySpdPtr02 = spd_data_ptr; + mem_cfg->MemorySpdPtr03 = 0; + + /* Channel 2 */ + mem_cfg->DisableDimmMc0Ch2 = dimm_cfg; + mem_cfg->MemorySpdPtr04 = spd_data_ptr; + mem_cfg->MemorySpdPtr05 = 0; + + /* Channel 3 */ + mem_cfg->DisableDimmMc0Ch3 = dimm_cfg; + mem_cfg->MemorySpdPtr06 = spd_data_ptr; + mem_cfg->MemorySpdPtr07 = 0; + + if (half_populated) { + printk(BIOS_INFO, "%s: DRAM half-populated\n", __func__); + dimm_cfg = DISABLE_BOTH_DIMMS; + spd_data_ptr = 0; + } + + /* Channel 4 */ + mem_cfg->DisableDimmMc1Ch0 = dimm_cfg; + mem_cfg->MemorySpdPtr08 = spd_data_ptr; + mem_cfg->MemorySpdPtr09 = 0; + + /* Channel 5 */ + mem_cfg->DisableDimmMc1Ch1 = dimm_cfg; + mem_cfg->MemorySpdPtr10 = spd_data_ptr; + mem_cfg->MemorySpdPtr11 = 0; + + /* Channel 6 */ + mem_cfg->DisableDimmMc1Ch2 = dimm_cfg; + mem_cfg->MemorySpdPtr12 = spd_data_ptr; + mem_cfg->MemorySpdPtr13 = 0; + + /* Channel 7 */ + mem_cfg->DisableDimmMc1Ch3 = dimm_cfg; + mem_cfg->MemorySpdPtr14 = spd_data_ptr; + mem_cfg->MemorySpdPtr15 = 0; + + meminit_dq_dqs_map(mem_cfg, board_cfg, half_populated); +} + +/* Initialize onboard memory configurations for lpddr4x */ +void memcfg_init(FSP_M_CONFIG *mem_cfg, + const struct mb_cfg *board_cfg, + const struct spd_info *spd_info, + bool half_populated) +{ + if (spd_info->read_type == READ_SMBUS) { + for (int i = 0; i < NUM_DIMM_SLOT; i++) + mem_cfg->SpdAddressTable[i] = spd_info->spd_spec.spd_smbus_address[i]; + meminit_dq_dqs_map(mem_cfg, board_cfg, half_populated); + } else { + size_t spd_data_len = 0; + uintptr_t spd_data_ptr = 0; + + memset(&mem_cfg->SpdAddressTable, 0, sizeof(mem_cfg->SpdAddressTable)); + get_spd_data(spd_info, &spd_data_ptr, &spd_data_len); + + mem_cfg->MemorySpdDataLen = spd_data_len; + meminit_channels(mem_cfg, board_cfg, spd_data_ptr, half_populated); + } + + mem_cfg->ECT = board_cfg->ect; + mem_cfg->UserBd = board_cfg->UserBd; +} diff --git a/src/soc/intel/alderlake/p2sb.c b/src/soc/intel/alderlake/p2sb.c new file mode 100644 index 0000000..7eba114 --- /dev/null +++ b/src/soc/intel/alderlake/p2sb.c @@ -0,0 +1,36 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ + +/* + * This file is created based on Intel Alder Lake Processor PCH Datasheet + * Document number: 621483 + * Chapter number: 3 + */ + +#include <console/console.h> +#include <intelblocks/p2sb.h> + +void p2sb_soc_get_sb_mask(uint32_t *ep_mask, size_t count) +{ + uint32_t mask; + + if (count != P2SB_EP_MASK_MAX_REG) { + printk(BIOS_ERR, "Unable to program EPMASK registers\n"); + return; + } + + /* Remove the host accessing right to PSF register range. + * Set p2sb PCI offset EPMASK5 [29, 28, 27, 26] to disable Sideband + * access for PCI Root Bridge. + */ + mask = (1 << 29) | (1 << 28) | (1 << 27) | (1 << 26); + + ep_mask[P2SB_EP_MASK_5_REG] = mask; + + /* + * Set p2sb PCI offset EPMASK7 [31, 30] to disable Sideband + * access for Broadcast and Multicast. + */ + mask = (1 << 31) | (1 << 30); + + ep_mask[P2SB_EP_MASK_7_REG] = mask; +} diff --git a/src/soc/intel/alderlake/reset.c b/src/soc/intel/alderlake/reset.c new file mode 100644 index 0000000..d37ff54 --- /dev/null +++ b/src/soc/intel/alderlake/reset.c @@ -0,0 +1,34 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ + +#include <cf9_reset.h> +#include <console/console.h> +#include <intelblocks/cse.h> +#include <intelblocks/pmclib.h> +#include <fsp/util.h> +#include <soc/intel/common/reset.h> +#include <soc/pci_devs.h> + +void do_global_reset(void) +{ + /* Ask CSE to do the global reset */ + if (cse_request_global_reset(GLOBAL_RESET)) + return; + + /* global reset if CSE fail to reset */ + pmc_global_reset_enable(1); + do_full_reset(); +} + +void chipset_handle_reset(uint32_t status) +{ + switch (status) { + case FSP_STATUS_RESET_REQUIRED_3: /* Global Reset */ + printk(BIOS_DEBUG, "GLOBAL RESET!!\n"); + global_reset(); + break; + default: + printk(BIOS_ERR, "unhandled reset type %x\n", status); + die("unknown reset type"); + break; + } +} diff --git a/src/soc/intel/alderlake/romstage/Makefile.inc b/src/soc/intel/alderlake/romstage/Makefile.inc new file mode 100644 index 0000000..a1a6c66 --- /dev/null +++ b/src/soc/intel/alderlake/romstage/Makefile.inc @@ -0,0 +1,7 @@ +# SPDX-License-Identifier: GPL-2.0-only + +romstage-y += fsp_params.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/alderlake/romstage/fsp_params.c b/src/soc/intel/alderlake/romstage/fsp_params.c new file mode 100644 index 0000000..55980a8 --- /dev/null +++ b/src/soc/intel/alderlake/romstage/fsp_params.c @@ -0,0 +1,174 @@ +/* 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 <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_alderlake_dev_config *config) +{ + unsigned int i; + uint32_t mask = 0; + const struct device *dev; + + /* + * 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 = is_dev_enabled(dev); + 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; + + 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)); + + memcpy(m_cfg->PcieClkSrcClkReq, config->PcieClkSrcClkReq, + sizeof(config->PcieClkSrcClkReq)); + + m_cfg->PrmrrSize = get_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 */ + 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; + + /* 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 */ + /* Disable VT-d support for pre-QS platform */ + m_cfg->VtdDisable = 1; + + /* Change VmxEnable UPD value according to ENABLE_VMX Kconfig */ + m_cfg->VmxEnable = CONFIG(ENABLE_VMX); + /* Skip CPU replacement check */ + m_cfg->SkipCpuReplacementCheck = !config->CpuReplacementCheck; + + /* Skip CPU side PCIe enablement in FSP if device is disabled in devicetree */ + dev = pcidev_path_on_root(SA_DEVFN_CPU_PCIE); + m_cfg->CpuPcieRpEnableMask = is_dev_enabled(dev); +} + +void platform_fsp_memory_init_params_cb(FSPM_UPD *mupd, uint32_t version) +{ + const struct soc_intel_alderlake_dev_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/alderlake/romstage/pch.c b/src/soc/intel/alderlake/romstage/pch.c new file mode 100644 index 0000000..bec6150 --- /dev/null +++ b/src/soc/intel/alderlake/romstage/pch.c @@ -0,0 +1,10 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ + +#include <intelblocks/smbus.h> +#include <soc/romstage.h> + +void romstage_pch_init(void) +{ + /* Program SMBus base address and enable it */ + smbus_common_init(); +} diff --git a/src/soc/intel/alderlake/romstage/romstage.c b/src/soc/intel/alderlake/romstage/romstage.c new file mode 100644 index 0000000..9f4fbb6 --- /dev/null +++ b/src/soc/intel/alderlake/romstage/romstage.c @@ -0,0 +1,137 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ + +#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 \ +} + +__weak const char *mainboard_get_dram_part_num(size_t *len) +{ + /* Default weak implementation, no need to override part number. */ + return NULL; +} + +/* 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[sizeof(EFI_GUID)] = FSP_SMBIOS_MEMORY_INFO_GUID; + const uint8_t *serial_num; + const char *dram_part_num = NULL; + size_t dram_part_num_len; + + /* 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)); + + /* Allow mainboard to override DRAM part number. */ + dram_part_num = mainboard_get_dram_part_num(&dram_part_num_len); + + /* 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; + + /* If there is no DRAM part number overridden by + * mainboard then use original one. */ + if (!dram_part_num) { + dram_part_num_len = sizeof(src_dimm->ModulePartNum); + dram_part_num = (const char *) + &src_dimm->ModulePartNum[0]; + } + + uint8_t 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, + dram_part_num, + dram_part_num_len, + 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(); + /* Perform PCH init */ + romstage_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/alderlake/romstage/systemagent.c b/src/soc/intel/alderlake/romstage/systemagent.c new file mode 100644 index 0000000..150ffb5 --- /dev/null +++ b/src/soc/intel/alderlake/romstage/systemagent.c @@ -0,0 +1,35 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ + +/* + * This file is created based on Intel Alder Lake Processor SA Datasheet + * Document number: 619503 + * 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(); +}