config CPU_SAMSUNG_EXYNOS5250 depends on ARCH_ARMV7 select HAVE_MONOTONIC_TIMER select HAVE_UART_SPECIAL select DYNAMIC_CBMEM bool default n if CPU_SAMSUNG_EXYNOS5250 config BOOTBLOCK_CPU_INIT string default "cpu/samsung/exynos5250/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: bootblock # 0x2010-0x2090: reserved for CBFS master header. # 0xA000: Free for CBFS data. config BOOTBLOCK_ROM_OFFSET hex default 0x2000 config CBFS_HEADER_ROM_OFFSET hex "offset of master CBFS header in ROM" default 0x2010 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 Exynos5250 platform: # # 0x0202_0000: vendor-provided BL1 # 0x0202_3400: bootblock, assume up to 32KB in size # 0x0203_0000: romstage, assume up to 128KB in size. # 0x0207_8000: stack pointer config BOOTBLOCK_BASE hex default 0x02023400 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 0x02078000 config STACK_BOTTOM hex default 0x02077000 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 0x000017000 config SYS_SDRAM_BASE hex default 0x40000000 endif