path: root/src/soc/intel/snowridge/Kconfig

## SPDX-License-Identifier: GPL-2.0-only

config SOC_INTEL_SNOWRIDGE
	bool
	help
	  Intel Snow Ridge SoC support

	select BOOT_DEVICE_SUPPORTS_WRITES

	## Arch
	select ARCH_X86

	## CPU
	select SSE
	select SUPPORT_CPU_UCODE_IN_CBFS
	select MICROCODE_BLOB_NOT_IN_BLOB_REPO
	select CPU_INTEL_COMMON
	select CPU_INTEL_FIRMWARE_INTERFACE_TABLE
	select PARALLEL_MP
	select PARALLEL_MP_AP_WORK
	select UDELAY_TSC
	select TSC_MONOTONIC_TIMER
	select TSC_SYNC_MFENCE
	select HAVE_SMI_HANDLER

	## ACPI
	select ACPI_INTEL_HARDWARE_SLEEP_VALUES

	## Device
	select USE_DDR4

	## Drivers
	select CACHE_MRC_SETTINGS
	select UART_OVERRIDE_REFCLK

	## FSP 2.0
	select PLATFORM_USES_FSP2_0
	select FSP_CAR
	select FSP_USES_CB_STACK
	select FSP_M_XIP
	select FSP_T_XIP
	select SOC_INTEL_COMMON_FSP_RESET

	## SoC
	select SOC_INTEL_COMMON
	select SOC_INTEL_COMMON_BASECODE
	select SOC_INTEL_COMMON_BLOCK
	select SOC_INTEL_COMMON_BLOCK_ACPI
	select SOC_INTEL_COMMON_BLOCK_CHIP_CONFIG
	select SOC_INTEL_COMMON_BLOCK_CPU
	select SOC_INTEL_COMMON_BLOCK_CPU_MPINIT
	select SOC_INTEL_COMMON_BLOCK_CPU_SMMRELOCATE
	select USE_INTEL_FSP_MP_INIT
	select SOC_INTEL_COMMON_BLOCK_FAST_SPI
	select SOC_INTEL_COMMON_BLOCK_GPIO
	select SOC_INTEL_COMMON_BLOCK_GPIO_ITSS_POL_CFG
	select SOC_INTEL_COMMON_BLOCK_GPMR
	select USE_SOC_GPMR_DEFS
	select SOC_INTEL_COMMON_BLOCK_IMC
	select SOC_INTEL_COMMON_BLOCK_IRQ
	select SOC_INTEL_COMMON_BLOCK_ITSS
	select SOC_INTEL_COMMON_BLOCK_LPC
	select SOC_INTEL_COMMON_BLOCK_LPC_MIRROR_TO_GPMR
	select SOC_INTEL_COMMON_BLOCK_MEMINIT
	select SOC_INTEL_COMMON_BLOCK_P2SB
	select SOC_INTEL_COMMON_BLOCK_PCR
	select SOC_INTEL_COMMON_BLOCK_PMC
	select SOC_INTEL_COMMON_BLOCK_RTC
	select SOC_INTEL_MEM_MAPPED_PM_CONFIGURATION
	select PMC_GLOBAL_RESET_ENABLE_LOCK
	select SOC_INTEL_COMMON_BLOCK_SMBUS
	select SOC_INTEL_COMMON_BLOCK_TCO
	select SOC_INTEL_COMMON_BLOCK_TCO_ENABLE_THROUGH_SMBUS
	select SOC_INTEL_COMMON_BLOCK_SA_SERVER
	select SOC_INTEL_COMMON_BLOCK_SMM
	select SOC_INTEL_COMMON_BLOCK_SMM_IO_TRAP
	select SOC_INTEL_COMMON_BLOCK_SMM_ESPI_DISABLE
	select SOC_INTEL_COMMON_BLOCK_SMM_TCO_ENABLE
	select SOC_INTEL_COMMON_BLOCK_SPI
	select SOC_INTEL_COMMON_BLOCK_TIMER
	select SOC_INTEL_COMMON_BLOCK_XHCI
	select SOC_INTEL_COMMON_IBL_BASE # Select this one to add intelpch to including path.
	select SOC_INTEL_COMMON_PCH_LOCKDOWN
	select SOC_INTEL_COMMON_RESET

	## Southbridge
	select INTEL_DESCRIPTOR_MODE_CAPABLE

	## Vendorcode
	select UDK_202005_BINDING

if SOC_INTEL_SNOWRIDGE

config CHIPSET_DEVICETREE
	default "soc/intel/snowridge/chipset.cb"

config MAX_CPUS
	default 16

config HEAP_SIZE
	default 0x100000

config PRERAM_CBFS_CACHE_SIZE
	default 0x0

config C_ENV_BOOTBLOCK_SIZE
	default 0x8000

# CAR memory layout on Snow Ridge hardware:
# CAR base address - 0xfe800000
# CAR size - 0x7ff00 (512KB - 0x100)
# 	FSP:
# 		FSP reserved base - 0xfe800000
# 		FSP reserved size - 0x40000
# 	remaining:
# 		DCACHE base - 0xfe840000
# 		DCACHE size - 0x3ff00

config DCACHE_RAM_BASE
	default 0xfe840000

config DCACHE_RAM_SIZE
	default 0x3ff00 if FSP_CAR

config DCACHE_BSP_STACK_SIZE
	default 0x1C400
	help
	  The amount of anticipated stack usage in CAR by bootblock and other stages.
	  In the case of FSP_USES_CB_STACK, the default value will be sum of FSP-M
	  stack requirement (112KiB) and CB romstage stack requirement (~1KiB).

config CPU_INTEL_NUM_FIT_ENTRIES
	default 24
	help
	  Number of microcode files.

config ECAM_MMCONF_BASE_ADDRESS
	default 0x80000000

config ECAM_MMCONF_BUS_NUMBER
	default 256

config ALWAYS_ALLOW_ABOVE_4G_ALLOCATION
	default y

config MAX_SOCKET
	int
	default 1

config FSP_HEADER_PATH
	default "src/vendorcode/intel/fsp/fsp2_0/snowridge" if !FSP_USE_REPO

config FSP_TEMP_RAM_SIZE
	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 FSP_T_LOCATION
	hex "Intel FSP-T (temp ram init) binary location"
	depends on ADD_FSP_BINARIES && FSP_CAR
	default 0xffe20000
	help
	  The memory location of the Intel FSP-T binary for this platform.

config FSP_M_ADDR
	hex "Intel FSP-M (memory init) binary location"
	depends on ADD_FSP_BINARIES
	default 0xffe27000
	help
	  The memory location of the Intel FSP-M binary for this platform.

config FSP_S_ADDR
	hex "Intel FSP-S (silicon init) binary location"
	depends on ADD_FSP_BINARIES
	default 0xffdb5000
	help
	  The memory location of the Intel FSP-S binary for this platform.

config DIMMS_PER_CHANNEL
	default 2

config DATA_BUS_WIDTH
	default 128

config MRC_CHANNEL_WIDTH
	default 64

## Private settings
config KTI_CACHE_IN_FMAP
	bool
	default y
	help
	  Save KTI cache data to flash and load it on following boots.

if KTI_CACHE_IN_FMAP

config KTI_CACHE_FMAP_NAME
	string
	default "RW_KTI_CACHE"

config KTI_CACHE_SIZE
	hex
	default 0x1000
	help
	  Size should be aligned to sector size.

endif # KTI_CACHE_IN_FMAP

config HSUART_DEV
	hex
	default 0x1a

choice
	prompt "UART mode selection"
	default HIGH_SPEED_UART

config LEGACY_UART
	bool "Enable legacy UART"
	select DRIVERS_UART_8250IO

config HIGH_SPEED_UART
	bool "Enable High-Speed UART"
	select DRIVERS_UART_8250MEM
endchoice

config CONSOLE_UART_BASE_ADDRESS
	hex "Temporary MMIO Base Address for HSUART"
	default 0xfe032000
	depends on HIGH_SPEED_UART
	help
	  This option allows you to select temporary MMIO Base Address for HSUART.
	  It should be selected from 8M temporary MMIO address space starting at
	  0xfe000000. It will be used until coreboot resource allocation overwrite it
	  with new allocated value.

config PCR_BASE_ADDRESS
	hex
	default 0xfd000000
	help
	  This option allows you to select MMIO Base Address of sideband bus.

config IED_REGION_SIZE
	hex
	default 0x400000

config SMM_RESERVED_SIZE
	hex
	default 0x200000

config CPU_BCLK_MHZ
	int
	default 100

config ENABLE_VTD
	bool "Enable Intel Virtualization Technology"
	default y

endif # SOC_INTEL_SNOWRIDGE