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# SPDX-License-Identifier: GPL-2.0-only
config SOC_INTEL_QUARK
bool
help
Intel Quark support
if SOC_INTEL_QUARK
config CPU_SPECIFIC_OPTIONS
def_bool y
select ARCH_ALL_STAGES_X86_32
select NO_MMCONF_SUPPORT
select REG_SCRIPT
select PLATFORM_USES_FSP2_0
select SOC_INTEL_COMMON
select SOC_INTEL_COMMON_RESET
select SOC_SETS_MSRS
select SPI_FLASH
select UART_OVERRIDE_REFCLK
select UDELAY_TSC
select TSC_MONOTONIC_TIMER
select UNCOMPRESSED_RAMSTAGE
select USE_MARCH_586
select NO_SMM
#####
# Debug serial output
# The following options configure the debug serial port
#####
config ENABLE_BUILTIN_HSUART0
bool "Enable built-in HSUART0"
default n
select NO_UART_ON_SUPERIO
select DRIVERS_UART_8250MEM_32
help
The Quark SoC has two HSUART. Choose this option to configure the pads
and enable HSUART0, which can be used for the debug console.
config ENABLE_BUILTIN_HSUART1
bool "Enable built-in HSUART1"
default n
depends on ! ENABLE_BUILTIN_HSUART0
select NO_UART_ON_SUPERIO
select DRIVERS_UART_8250MEM_32
help
The Quark SoC has two HSUART. Choose this option to configure the pads
and enable HSUART1, which can be used for the debug console.
config TTYS0_BASE
hex "HSUART Base Address"
default 0xA0019000
depends on ENABLE_BUILTIN_HSUART0 || ENABLE_BUILTIN_HSUART1
help
Memory mapped MMIO of HSUART.
config TTYS0_LCS
int
default 3
depends on ENABLE_BUILTIN_HSUART0 || ENABLE_BUILTIN_HSUART1
# Console: PCI UART bus 0 << 20, device 20 << 15, function x << 12
# Valid bit, PCI UART in use: 1 << 31
config UART_PCI_ADDR
hex
default 0x800a1000 if ENABLE_BUILTIN_HSUART0
default 0x800a5000 if ENABLE_BUILTIN_HSUART1
depends on ENABLE_BUILTIN_HSUART0 || ENABLE_BUILTIN_HSUART1
#####
# Debug support
# The following options provide debug support for the Quark coreboot
# code. The SD LED is used as a binary marker to determine if a
# specific point in the execution flow has been reached.
#####
config ENABLE_DEBUG_LED
bool
default n
help
Enable the use of the SD LED for early debugging before serial output
is available. Setting this LED indicates that control has reached the
desired check point.
config ENABLE_DEBUG_LED_ESRAM
bool "SD LED indicates ESRAM initialized"
default n
select ENABLE_DEBUG_LED
help
Indicate that ESRAM has been successfully initialized. If the SD LED
does not light then the ESRAM initialization needs to be debugged.
config ENABLE_DEBUG_LED_BOOTBLOCK_ENTRY
bool "SD LED indicates bootblock.c successfully entered"
default n
select ENABLE_DEBUG_LED
help
Indicate that bootblock_c_entry was entered. If the SD LED does not
light then debug the code between ESRAM and bootblock_c_entry.
config ENABLE_DEBUG_LED_SOC_EARLY_INIT_ENTRY
bool "SD LED indicates bootblock_soc_early_init successfully entered"
default n
select ENABLE_DEBUG_LED
help
Indicate that bootblock_soc_early_init was entered. If the SD LED
does not light then debug the code in bootblock_main_with_timestamp.
config ENABLE_DEBUG_LED_SOC_EARLY_INIT_EXIT
bool "SD LED indicates bootblock_soc_early_init successfully exited"
default n
select ENABLE_DEBUG_LED
help
Indicate that bootblock_soc_early_init exited. If the SD LED does not
light then debug the scripts in bootblock_soc_early_init.
config ENABLE_DEBUG_LED_SOC_INIT_ENTRY
bool "SD LED indicates bootblock_soc_init successfully entered"
default n
select ENABLE_DEBUG_LED
help
Indicate that bootblock_soc_init was entered. If the SD LED does not
light then debug the code in bootblock_mainboard_early_init and
console_init. If the SD LED does light but there is no serial then
debug the serial port configuration and initialization.
#####
# ESRAM layout
# Specify the portion of the ESRAM for coreboot to use as its data area.
#####
config DCACHE_RAM_BASE
hex
default 0x80000000
config DCACHE_RAM_SIZE
hex
default 0x40000
config DISPLAY_ESRAM_LAYOUT
bool "Display ESRAM layout"
default n
help
Select this option to display coreboot's use of ESRAM.
#####
# Flash layout
# Specify the size of the coreboot file system in the read-only
# (recovery) portion of the flash part.
#####
config CBFS_SIZE
hex
default 0x200000
help
Specify the size of the coreboot file system in the read-only (recovery)
portion of the flash part. On Quark systems the firmware image stores
more than just coreboot, including:
- The chipset microcode (RMU) binary file located at 0xFFF00000
- Intel Trusted Execution Engine firmware
#####
# FSP binary
# The following options control the FSP binary file placement in
# the flash image and ESRAM. This file is required by the Quark
# SoC code to boot coreboot and its payload.
#####
config FSP_ESRAM_LOC
hex
default 0x80040000
help
The location in ESRAM where a copy of the FSP binary is placed.
config FSP_M_FILE
string
default "3rdparty/blobs/soc/intel/quark/\$(CONFIG_FSP_TYPE)/\$(CONFIG_FSP_BUILD_TYPE)/FSP_M.fd"
config FSP_S_FILE
string
default "3rdparty/blobs/soc/intel/quark/\$(CONFIG_FSP_TYPE)/\$(CONFIG_FSP_BUILD_TYPE)/FSP_S.fd"
#####
# RMU binary
# The following options control the Quark chipset microcode file
# placement in the flash image. This file is required to bring
# the Quark processor out of reset.
#####
config ADD_RMU_FILE
bool "Should the RMU binary be added to the flash image?"
default n
help
The RMU file is required to get the chip out of reset.
config RMU_FILE
string
default "3rdparty/blobs/soc/intel/quark/rmu.bin"
depends on ADD_RMU_FILE
help
The path and filename of the Intel Quark RMU binary.
config RMU_LOC
hex
default 0xfff00000
depends on ADD_RMU_FILE
help
The location in CBFS that the RMU is located. It must match the
strap-determined base address.
config DCACHE_BSP_STACK_SIZE
hex
default 0x4000
config C_ENV_BOOTBLOCK_SIZE
hex
default 0x8000
#####
# Test support
#####
config STORAGE_TEST
bool "Test SD/MMC/eMMC card or device access"
default n
select COMMONLIB_STORAGE
select SDHCI_CONTROLLER
help
Read block 0 from each parition of the storage device. User
must also enable one or both of COMMONLIB_STORAGE_SD or
COMMONLIB_STORAGE_MMC.
config STORAGE_LOG
bool "Log and display SD/MMC commands"
default n
depends on STORAGE_TEST
#####
# I2C debug support
#####
config I2C_DEBUG
bool "Enable I2C debugging"
default n
help
Display the I2C segments and controller errors
endif # SOC_INTEL_QUARK