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config CPU_SAMSUNG_EXYNOS5420
depends on ARCH_ARMV7
select HAVE_MONOTONIC_TIMER
select HAVE_UART_SPECIAL
select EARLY_CONSOLE
select DYNAMIC_CBMEM
bool
default n
if CPU_SAMSUNG_EXYNOS5420
config BOOTBLOCK_CPU_INIT
string
default "cpu/samsung/exynos5420/bootblock.c"
help
CPU/SoC-specific bootblock code. This is useful if the
bootblock must load microcode or copy data from ROM before
searching for the bootblock.
# ROM image layout.
#
# 0x0000: vendor-provided BL1 (8k).
# 0x2000: variable length bootblock checksum header
# 0x2010: bootblock
# 0x2020-0x20A0: reserved for CBFS master header.
# 0xA000: Free for CBFS data.
config BOOTBLOCK_ROM_OFFSET
hex
default 0x2010
config CBFS_HEADER_ROM_OFFSET
hex "offset of master CBFS header in ROM"
default 0x2020
config CBFS_ROM_OFFSET
# Calculated by BOOTBLOCK_ROM_OFFSET + max bootblock size.
hex "offset of CBFS data in ROM"
default 0x0A000
# Example SRAM/iRAM map for Exynos5420 platform:
#
# 0x0202_0000: vendor-provided BL1
# 0x0202_4400: variable length bootblock checksum header.
# 0x0202_4410: bootblock, assume up to 32KB in size
# 0x0203_0000: romstage, assume up to 128KB in size.
# 0x0207_4000: stack pointer
config BOOTBLOCK_BASE
hex
default 0x02024410
config ROMSTAGE_BASE
hex
default 0x02030000
config ROMSTAGE_SIZE
hex
default 0x10000
# Stack may reside in either IRAM or DRAM. We will define it to live
# at the top of IRAM for now.
#
# Stack grows downward, push operation stores register contents in
# consecutive memory locations ending just below SP
config STACK_TOP
hex
default 0x02074000
config STACK_BOTTOM
hex
default 0x02073000
config STACK_SIZE
hex
default 0x1000
# TODO We may probably move this to board-specific implementation files instead
# of KConfig values.
config CBFS_CACHE_ADDRESS
hex "memory address to put CBFS cache data"
default 0x02060000
config CBFS_CACHE_SIZE
hex "size of CBFS cache data"
default 0x000013000
config SYS_SDRAM_BASE
hex
default 0x20000000
choice CONSOLE_SERIAL_UART_CHOICES
prompt "Serial Console UART"
default CONSOLE_SERIAL_UART3
depends on CONSOLE_SERIAL
config CONSOLE_SERIAL_UART0
bool "UART0"
help
Serial console on UART0
config CONSOLE_SERIAL_UART1
bool "UART1"
help
Serial console on UART1
config CONSOLE_SERIAL_UART2
bool "UART2"
help
Serial console on UART2
config CONSOLE_SERIAL_UART3
bool "UART3"
help
Serial console on UART3
endchoice
config CONSOLE_SERIAL_UART_ADDRESS
hex
depends on CONSOLE_SERIAL
default 0x12c00000 if CONSOLE_SERIAL_UART0
default 0x12c10000 if CONSOLE_SERIAL_UART1
default 0x12c20000 if CONSOLE_SERIAL_UART2
default 0x12c30000 if CONSOLE_SERIAL_UART3
help
Map the UART names to the respective MMIO address.
endif
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