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config SOC_INTEL_BAYTRAIL
bool
help
Bay Trail M/D part support.
if SOC_INTEL_BAYTRAIL
config CPU_SPECIFIC_OPTIONS
def_bool y
select ARCH_BOOTBLOCK_X86_32
select ARCH_VERSTAGE_X86_32
select ARCH_ROMSTAGE_X86_32
select ARCH_RAMSTAGE_X86_32
select BACKUP_DEFAULT_SMM_REGION
select CACHE_MRC_SETTINGS
select CPU_INTEL_TURBO_NOT_PACKAGE_SCOPED
select SUPPORT_CPU_UCODE_IN_CBFS
select HAVE_SMI_HANDLER
select HAVE_HARD_RESET
select MMCONF_SUPPORT
select MMCONF_SUPPORT_DEFAULT
select RELOCATABLE_MODULES
select RELOCATABLE_RAMSTAGE
select PARALLEL_MP
select PCIEXP_ASPM
select PCIEXP_COMMON_CLOCK
select REG_SCRIPT
select SMM_TSEG
select SMP
select SPI_FLASH
select SSE2
select SUPPORT_CPU_UCODE_IN_CBFS
select TSC_CONSTANT_RATE
select TSC_MONOTONIC_TIMER
select TSC_SYNC_MFENCE
select UDELAY_TSC
select SOC_INTEL_COMMON
select HAVE_INTEL_FIRMWARE
config BOOTBLOCK_CPU_INIT
string
default "soc/intel/baytrail/bootblock/bootblock.c"
config MMCONF_BASE_ADDRESS
hex
default 0xe0000000
config MAX_CPUS
int
default 4
config CPU_ADDR_BITS
int
default 36
config SMM_TSEG_SIZE
hex
default 0x800000
config SMM_RESERVED_SIZE
hex
default 0x100000
config HAVE_MRC
bool "Add a Memory Reference Code binary"
default y
help
Select this option to add a blob containing
memory reference code.
Note: Without this binary coreboot will not work
if HAVE_MRC
config MRC_FILE
string "Intel memory refeference code path and filename"
default "3rdparty/blobs/northbridge/intel/sandybridge/systemagent-r6.bin"
help
The path and filename of the file to use as System Agent
binary. Note that this points to the sandybridge binary file
which is will not work, but it serves its purpose to do builds.
config MRC_BIN_ADDRESS
hex
default 0xfffa0000
config MRC_RMT
bool "Enable MRC RMT training + debug prints"
default n
endif # HAVE_MRC
# Cache As RAM region layout:
#
# +-------------+ DCACHE_RAM_BASE + DCACHE_RAM_SIZE + DCACHE_RAM_MRC_VAR_SIZE
# | MRC usage |
# | |
# +-------------+ DCACHE_RAM_BASE + DCACHE_RAM_SIZE
# | Stack |\
# | | | * DCACHE_RAM_ROMSTAGE_STACK_SIZE
# | v |/
# +-------------+
# | ^ |
# | | |
# | CAR Globals |
# +-------------+ 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_RAM_ROMSTAGE_STACK_SIZE
hex
default 0x800
help
The amount of anticipated stack usage from the data cache
during pre-RAM ROM stage execution.
config RESET_ON_INVALID_RAMSTAGE_CACHE
bool "Reset the system on S3 wake when ramstage cache invalid."
default n
depends on RELOCATABLE_RAMSTAGE
help
The baytrail romstage code caches the loaded ramstage program
in SMM space. On S3 wake the romstage will copy over a fresh
ramstage that was cached in the SMM space. This option determines
the action to take when the ramstage cache is invalid. If selected
the system will reset otherwise the ramstage will be reloaded from
cbfs.
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 "An external reference code blob should be put into cbfs."
default n
help
The reference code blob will be placed into cbfs.
if HAVE_REFCODE_BLOB
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
endif
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