system76-coreboot/src/soc/intel/meteorlake/Kconfig

config SOC_INTEL_METEORLAKE
	bool
	select ACPI_INTEL_HARDWARE_SLEEP_VALUES
	select ARCH_X86
	select BOOT_DEVICE_SUPPORTS_WRITES
	select CACHE_MRC_SETTINGS
	select CPU_INTEL_COMMON
	select CPU_INTEL_COMMON_VOLTAGE
	select CPU_INTEL_FIRMWARE_INTERFACE_TABLE
	select CPU_SUPPORTS_INTEL_TME
	select CPU_SUPPORTS_PM_TIMER_EMULATION
	select DEFAULT_SOFTWARE_CONNECTION_MANAGER if MAINBOARD_HAS_CHROMEOS
	select DEFAULT_X2APIC_LATE_WORKAROUND
	select DISPLAY_FSP_VERSION_INFO_2
	select DRIVERS_USB_ACPI
	select EDK2_CPU_TIMER_LIB if PAYLOAD_EDK2
	select FSP_COMPRESS_FSP_S_LZ4
	select FAST_SPI_SUPPORTS_EXT_BIOS_WINDOW
	select FSP_M_XIP
	select FSP_STATUS_GLOBAL_RESET_REQUIRED_3
	select FSP_USES_CB_DEBUG_EVENT_HANDLER
	select FSPS_HAS_ARCH_UPD
	select GENERIC_GPIO_LIB
	select HAVE_DEBUG_RAM_SETUP
	select HAVE_FSP_GOP
	select HAVE_HYPERTHREADING
	select HAVE_INTEL_COMPLIANCE_TEST_MODE
	select HAVE_SMI_HANDLER
	select IDT_IN_EVERY_STAGE
	select INTEL_DESCRIPTOR_MODE_CAPABLE
	select INTEL_GMA_ACPI
	select INTEL_GMA_ADD_VBT if RUN_FSP_GOP
	select INTEL_GMA_OPREGION_2_1
	select IOAPIC
	select MICROCODE_BLOB_UNDISCLOSED
	select MP_SERVICES_PPI_V2
	select MRC_SETTINGS_PROTECT
	select PARALLEL_MP_AP_WORK
	select PCIE_CLOCK_CONTROL_THROUGH_P2SB
	select PLATFORM_USES_FSP2_3
	select PMC_GLOBAL_RESET_ENABLE_LOCK
	select SOC_INTEL_COMMON
	select SOC_INTEL_COMMON_ACPI_WAKE_SOURCE
	select SOC_INTEL_COMMON_BLOCK
	select SOC_INTEL_COMMON_BLOCK_ACPI
	select SOC_INTEL_COMMON_BLOCK_ACPI_CPPC
	select SOC_INTEL_COMMON_BLOCK_ACPI_CPU_HYBRID
	select SOC_INTEL_COMMON_BLOCK_ACPI_GPIO
	select SOC_INTEL_COMMON_BLOCK_ACPI_LPIT
	select SOC_INTEL_COMMON_BLOCK_ACPI_PEP
	select SOC_INTEL_COMMON_BLOCK_ACPI_PEP_LPM_REQ
	select SOC_INTEL_COMMON_BLOCK_CAR
	select SOC_INTEL_COMMON_BLOCK_CHIP_CONFIG
	select SOC_INTEL_COMMON_BLOCK_CNVI
	select SOC_INTEL_COMMON_BLOCK_CPU
	select SOC_INTEL_COMMON_BLOCK_CPU_MPINIT
	select SOC_INTEL_COMMON_BLOCK_CPU_SMMRELOCATE
	select SOC_INTEL_COMMON_BLOCK_DTT
	select SOC_INTEL_COMMON_BLOCK_GPIO_DUAL_ROUTE_SUPPORT
	select SOC_INTEL_COMMON_BLOCK_GPIO_IOSTANDBY
	select SOC_INTEL_COMMON_BLOCK_GPIO_LOCK_USING_PCR
	select SOC_INTEL_COMMON_BLOCK_GPIO_PMODE_4BITS
	select SOC_INTEL_COMMON_BLOCK_GSPI_VERSION_2
	select SOC_INTEL_COMMON_BLOCK_HDA
	select SOC_INTEL_COMMON_BLOCK_HECI1_DISABLE_USING_PMC_IPC
	select SOC_INTEL_COMMON_BLOCK_IPU
	select SOC_INTEL_COMMON_BLOCK_IOE_P2SB
	select SOC_INTEL_COMMON_BLOCK_IRQ
	select SOC_INTEL_COMMON_BLOCK_ME_SPEC_18
	select SOC_INTEL_COMMON_BLOCK_MEMINIT
	select SOC_INTEL_COMMON_BLOCK_PCIE_RTD3
	select SOC_INTEL_COMMON_BLOCK_PMC_EPOC
	select SOC_INTEL_COMMON_BLOCK_POWER_LIMIT
	select SOC_INTEL_COMMON_BLOCK_SA
	select SOC_INTEL_COMMON_BLOCK_SMM
	select SOC_INTEL_COMMON_BLOCK_SMM_IO_TRAP
	select SOC_INTEL_COMMON_BLOCK_THERMAL_BEHIND_PMC
	select SOC_INTEL_COMMON_BLOCK_XHCI
	select SOC_INTEL_COMMON_BLOCK_XHCI_ELOG
	select SOC_INTEL_COMMON_BASECODE
	select SOC_INTEL_COMMON_BASECODE_RAMTOP
	select SOC_INTEL_COMMON_FSP_RESET
	select SOC_INTEL_COMMON_PCH_CLIENT
	select SOC_INTEL_COMMON_RESET
	select SOC_INTEL_COMMON_BLOCK_IOC
	select SOC_INTEL_CSE_SEND_EOP_LATE if !MAINBOARD_HAS_CHROMEOS
	select SOC_INTEL_CSE_SET_EOP
	select SOC_INTEL_GFX_NON_PREFETCHABLE_MMIO
	select SOC_INTEL_MEM_MAPPED_PM_CONFIGURATION
	select SSE2
	select SUPPORT_CPU_UCODE_IN_CBFS
	select TSC_MONOTONIC_TIMER
	select UDELAY_TSC
	select UDK_202302_BINDING
	select X86_CLFLUSH_CAR
	select X86_INIT_NEED_1_SIPI
	select INTEL_KEYLOCKER
	help
	  Intel Meteorlake support. Mainboards should specify the SoC
	  type using the `SOC_INTEL_METEORLAKE_*` options instead
	  of selecting this option directly.

config SOC_INTEL_METEORLAKE_U_H
	bool
	select SOC_INTEL_METEORLAKE
	help
	  Choose this option if your mainboard has a MTL-U (9W or 15W)
	  or MTL-H (28W or 45W) SoC.

	  Note, the MTL-U/H-Processor Line offered in a 1-Chip Platform
	  that includes the Compute, SOC, GT, and IOE tile on the same
	  package.

config SOC_INTEL_METEORLAKE_S
	bool
	select SOC_INTEL_METEORLAKE
	help
	  Choose this option if your mainboard has a MTL-S (35W or 65W) SoC.
	  Note, MTL-S SoC combines Compute, GFX, SoC, IOE and PCH die.

if SOC_INTEL_METEORLAKE

config SOC_INTEL_METEORLAKE_TCSS_USB4_SUPPORT
	bool
	default y
	select SOC_INTEL_COMMON_BLOCK_TCSS
	select SOC_INTEL_COMMON_BLOCK_USB4
	select SOC_INTEL_COMMON_BLOCK_USB4_PCIE
	select SOC_INTEL_COMMON_BLOCK_USB4_XHCI

config METEORLAKE_CAR_ENHANCED_NEM
	bool
	default y if !INTEL_CAR_NEM
	select INTEL_CAR_NEM_ENHANCED
	select CAR_HAS_SF_MASKS
	select COS_MAPPED_TO_MSB
	select CAR_HAS_L3_PROTECTED_WAYS

config MAX_CPUS
	int
	default 22

config DCACHE_RAM_BASE
	default 0xfef00000

config DCACHE_RAM_SIZE
	default 0xc0000
	help
	  The size of the cache-as-ram region required during bootblock
	  and/or romstage.

config DCACHE_BSP_STACK_SIZE
	hex
	default 0x80400
	help
	  The amount of anticipated stack usage in CAR by bootblock and
	  other stages. In the case of FSP_USES_CB_STACK default value will be
	  sum of FSP-M stack requirement(512KiB) and CB romstage stack requirement
	  (~1KiB).

config FSP_TEMP_RAM_SIZE
	hex
	default 0x20000
	help
	  The amount of anticipated heap usage in CAR by FSP.
	  Refer to Platform FSP integration guide document to know
	  the exact FSP requirement for Heap setup.

config CHIPSET_DEVICETREE
	string
	default "soc/intel/meteorlake/chipset.cb"

config EXT_BIOS_WIN_BASE
	default 0xf8000000

config EXT_BIOS_WIN_SIZE
	default 0x2000000

config IFD_CHIPSET
	string
	default "mtl"

config IED_REGION_SIZE
	hex
	default 0x400000

config HEAP_SIZE
	hex
	default 0x10000

# Intel recommends reserving the PCIe TBT root port resources as below:
# - 42 buses
# - 194 MiB Non-prefetchable memory
# - 448 MiB Prefetchable memory
if SOC_INTEL_ENABLE_USB4_PCIE_RESOURCES

config PCIEXP_HOTPLUG_BUSES
	int
	default 42

config PCIEXP_HOTPLUG_MEM
	hex
	default 0xc200000

config PCIEXP_HOTPLUG_PREFETCH_MEM
	hex
	default 0x1c000000

endif # SOC_INTEL_ENABLE_USB4_PCIE_RESOURCES

config MAX_TBT_ROOT_PORTS
	int
	default 4

config MAX_ROOT_PORTS
	int
	default 12

config MAX_PCIE_CLOCK_SRC
	int
	default 9

config SMM_TSEG_SIZE
	hex
	default 0x800000

config SMM_RESERVED_SIZE
	hex
	default 0x200000

config PCR_BASE_ADDRESS
	hex
	default 0xe0000000
	help
	  This option allows you to select MMIO Base Address of sideband bus.

config IOE_PCR_BASE_ADDRESS
	hex
	default 0x3fff0000000
	help
	  This option allows you to select MMIO Base Address of IOE sideband bus.

config ECAM_MMCONF_BASE_ADDRESS
	default 0xc0000000

config SOC_INTEL_PERFORMANCE_CORE_SCALE_FACTOR
	int
	default 125

config SOC_INTEL_EFFICIENT_CORE_SCALE_FACTOR
	int
	default 100

config CPU_BCLK_MHZ
	int
	default 100

config SOC_INTEL_COMMON_BLOCK_GSPI_CLOCK_MHZ
	int
	default 120

config CPU_XTAL_HZ
	default 38400000

config DRIVERS_I2C_DESIGNWARE_CLOCK_MHZ
	int
	default 133

config SOC_INTEL_COMMON_BLOCK_GSPI_MAX
	int
	default 3

config SOC_INTEL_I2C_DEV_MAX
	int
	default 6

config SOC_INTEL_UART_DEV_MAX
	int
	default 3

config SOC_INTEL_USB2_DEV_MAX
	int
	default 10

config SOC_INTEL_USB3_DEV_MAX
	int
	default 2

config CONSOLE_UART_BASE_ADDRESS
	hex
	default 0xfe02c000
	depends on INTEL_LPSS_UART_FOR_CONSOLE

config VBT_DATA_SIZE_KB
	int
	default 9

# Clock divider parameters for 115200 baud rate
# Baudrate = (UART source clock * M) /(N *16)
# MTL UART source clock: 100MHz
config SOC_INTEL_COMMON_LPSS_UART_CLK_M_VAL
	hex
	default 0x25a

config SOC_INTEL_COMMON_LPSS_UART_CLK_N_VAL
	hex
	default 0x7fff

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
	select VBOOT_X86_SHA256_ACCELERATION

# Default hash block size is 1KiB. Increasing it to 4KiB to improve
# hashing time as well as read time.
config VBOOT_HASH_BLOCK_SIZE
	hex
	default 0x1000

config CBFS_SIZE
	hex
	default 0x200000

config PRERAM_CBMEM_CONSOLE_SIZE
	hex
	default 0x2000

config CONSOLE_CBMEM_BUFFER_SIZE
	hex
	default 0x100000 if BUILDING_WITH_DEBUG_FSP
	default 0x40000

config FSP_HEADER_PATH
	string "Location of FSP headers"
	default "src/vendorcode/intel/fsp/fsp2_0/meteorlake/"

config FSP_FD_PATH
	string
	depends on FSP_USE_REPO
	default "3rdparty/fsp/MeteorLakeFspBinPkg/Fsp.fd"

config SOC_INTEL_METEORLAKE_DEBUG_CONSENT
	int "Debug Consent for MTL"
	# 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

config DATA_BUS_WIDTH
	int
	default 128

config DIMMS_PER_CHANNEL
	int
	default 2

config MRC_CHANNEL_WIDTH
	int
	default 16

config SOC_INTEL_GFX_FRAMEBUFFER_OFFSET
	hex
	default 0x800000

config FSP_PUBLISH_MBP_HOB
	bool
	default n if CHROMEOS
	default y
	help
	  This is to control creation of ME_BIOS_PAYLOAD_HOB (MBP HOB) by FSP.
	  Disabling it for the platforms, which do not use MBP HOB, can improve the boot time.

config BUILDING_WITH_DEBUG_FSP
	bool "Debug FSP is used for the build"
	default n
	help
	  Set this option if debug build of FSP is used.

config DROP_CPU_FEATURE_PROGRAM_IN_FSP
	bool
	default y if MP_SERVICES_PPI_V2_NOOP || CHROMEOS
	default n
	help
	  This is to avoid FSP running basic CPU feature programming on BSP
	  and on APs using the "CpuFeaturesPei.efi" module. The feature programming
	  includes enabling x2APIC, MCA, MCE and Turbo etc.

	  Most of these feature programming are getting performed today in scope
	  of coreboot doing MP Init. Running these redundant programming in scope
	  of FSP (when `USE_FSP_FEATURE_PROGRAM_ON_APS` config is enabled) would
	  results in CPU exception.

	  SoC users to select this config after dropping "CpuFeaturesPei.ffs" module
	  from FSP-S Firmware Volume (FV). Upon selection, coreboot runs those additional
	  feature programming on BSP and APs.

	  This feature is default enabled, in case of "coreboot running MP init"
	  aka MP_SERVICES_PPI_V2_NOOP config is selected.

config PCIE_LTR_MAX_SNOOP_LATENCY
	hex
	default 0x100f
	help
	  Latency tolerance reporting, max snoop latency value defaults to 15.73 ms.

config PCIE_LTR_MAX_NO_SNOOP_LATENCY
	hex
	default 0x100f
	help
	  Latency tolerance reporting, max non-snoop latency value defaults to 15.73 ms.

config IOE_DIE_CLOCK_START
	int
	default 6 if SOC_INTEL_METEORLAKE_U_H

endif