config SOC_INTEL_BAYTRAIL bool help Bay Trail M/D part support. if SOC_INTEL_BAYTRAIL config CPU_SPECIFIC_OPTIONS def_bool y select ACPI_COMMON_MADT_IOAPIC select ACPI_COMMON_MADT_LAPIC select ACPI_INTEL_HARDWARE_SLEEP_VALUES select ARCH_X86 select BOOT_DEVICE_SPI_FLASH_NO_EARLY_WRITES select BOOT_DEVICE_SUPPORTS_WRITES select CACHE_MRC_SETTINGS select CPU_INTEL_TURBO_NOT_PACKAGE_SCOPED select SUPPORT_CPU_UCODE_IN_CBFS select HAVE_SMI_HANDLER select SOUTHBRIDGE_INTEL_COMMON_RESET select SOUTHBRIDGE_INTEL_COMMON_SMBUS select SOUTHBRIDGE_INTEL_COMMON_SPI_SILVERMONT select PCIEXP_ASPM select PCIEXP_COMMON_CLOCK select REG_SCRIPT select RTC select SPI_FLASH select SSE2 select TSC_MONOTONIC_TIMER select TSC_SYNC_MFENCE select UDELAY_TSC select SOC_INTEL_COMMON select INTEL_DESCRIPTOR_MODE_CAPABLE select HAVE_EM100PRO_SPI_CONSOLE_SUPPORT select INTEL_GMA_ACPI select INTEL_GMA_SWSMISCI select CPU_INTEL_COMMON select CPU_HAS_L2_ENABLE_MSR select TCO_SPACE_NOT_YET_SPLIT select NO_DDR5 select NO_LPDDR4 select NO_DDR4 select USE_DDR3 select NO_DDR2 config VBOOT select VBOOT_MUST_REQUEST_DISPLAY select VBOOT_STARTS_IN_ROMSTAGE config ECAM_MMCONF_BASE_ADDRESS default 0xe0000000 config ECAM_MMCONF_BUS_NUMBER int default 256 config MAX_CPUS int default 4 config SMM_TSEG_SIZE hex default 0x800000 config SMM_RESERVED_SIZE hex default 0x100000 config HAVE_MRC bool "Add a System Agent binary" help Select this option to add a System Agent binary to the resulting coreboot image. Note: Without this binary coreboot will not work config MRC_FILE string "Intel System Agent path and filename" depends on HAVE_MRC default "mrc.bin" help The path and filename of the file to use as System Agent binary. config MRC_BIN_ADDRESS hex default 0xfffa0000 config MRC_RMT bool "Enable MRC RMT training + debug prints" default n # Cache As RAM region layout: # # +-------------+ DCACHE_RAM_BASE + DCACHE_RAM_SIZE + DCACHE_RAM_MRC_VAR_SIZE # | MRC usage | # | | # -------------+ DCACHE_RAM_BASE + DCACHE_RAM_SIZE # | coreboot | # | usage | # +-------------+ DCACHE_RAM_BASE # # Note that the MRC binary is linked to assume the region marked as "MRC usage" # starts at DCACHE_RAM_BASE + DCACHE_RAM_SIZE. If those values change then # a new MRC binary needs to be produced with the updated start and size # information. config DCACHE_RAM_BASE hex default 0xfe000000 config DCACHE_RAM_SIZE hex default 0x8000 help The size of the cache-as-ram region required during bootblock and/or romstage. Note DCACHE_RAM_SIZE and DCACHE_RAM_MRC_VAR_SIZE must add up to a power of 2. config DCACHE_RAM_MRC_VAR_SIZE hex default 0x8000 help The amount of cache-as-ram region required by the reference code. config DCACHE_BSP_STACK_SIZE hex default 0x2000 config ENABLE_BUILTIN_COM1 bool "Enable builtin COM1 Serial Port" default n help The PMC has a legacy COM1 serial port. Choose this option to configure the pads and enable it. This serial port can be used for the debug console. config HAVE_REFCODE_BLOB depends on ARCH_X86 bool "Use a binary refcode blob instead of native ModPHY init" default n help Use the ChromeBook refcode to initialize high-speed PHYs instead of native code. if HAVE_REFCODE_BLOB # Ask for the blob if the user wants it config REFCODE_BLOB_FILE string "Path and filename to reference code blob." default "refcode.elf" help The path and filename to the file to be added to cbfs. endif # HAVE_REFCODE_BLOB config VGA_BIOS_ID string depends on VGA_BIOS default "8086,0f31" endif