diff options
Diffstat (limited to 'src/cpu/samsung')
| -rw-r--r-- | src/cpu/samsung/exynos5250/Kconfig | 77 | ||||
| -rw-r--r-- | src/cpu/samsung/exynos5250/bootblock.c | 3 |
2 files changed, 55 insertions, 25 deletions
diff --git a/src/cpu/samsung/exynos5250/Kconfig b/src/cpu/samsung/exynos5250/Kconfig index 206df9260b..f5beddcdb4 100644 --- a/src/cpu/samsung/exynos5250/Kconfig +++ b/src/cpu/samsung/exynos5250/Kconfig @@ -14,43 +14,72 @@ config SATA_AHCI bool default n -config SPL_BUILD - bool - default n +# Example SRAM/iRAM map for Exynos5250 platform: +# +# 0x0202_0000: vendor-provided BL1 +# 0x0202_3400: bootblock, assume up to 32KB in size +# 0x0202_2600: ID section, assume 2KB in size. This will be +# within the bootblock section. +# 0x0203_0000: romstage, assume up to 128KB in size. +# 0x0207_7f00: stack pointer -config SYS_TEXT_BASE - hex "Executable code section" - default 0x43e00000 +# this may be used to calculate offsets +config IRAM_BOTTOM + hex + default 0x02020000 -config SYS_SDRAM_BASE - hex "SDRAM base address" - default 0x40000000 +config IRAM_TOP + hex + default 0x02077fff -#FIXME(dhendrix, reinauer): re-visit this RAMBASE/RAMTOP stuff... -config RAMBASE +config BOOTBLOCK_BASE hex - default SYS_SDRAM_BASE -# according to stefan, this is RAMBASE + 1M. -config RAMTOP + default 0x02023400 + +config ID_SECTION_BASE hex - default 0x40100000 + default 0x02026000 -config IRAM_BOTTOM +config ROMSTAGE_BASE hex - default 0x02020000 + default 0x02030000 -config IRAM_TOP +config ROMSTAGE_SIZE hex - default 0x02077fff + default 0x10000 -config SYS_INIT_SP_ADDR +# FIXME: This is for copying SPI content into SRAM temporarily and +# will be removed when we have the SPI streaming driver implemented. +config SPI_IMAGE_HACK hex - default 0x02058000 + default 0x02060000 config IRAM_STACK hex - default SYS_INIT_SP_ADDR + default 0x02077f00 +# FIXME: other magic numbers that should probably go away config XIP_ROM_SIZE - hex "ROM stage (BL2) size" - default 0x20000 + hex + default ROMSTAGE_SIZE + +config SYS_SDRAM_BASE + hex "SDRAM base address" + default 0x40000000 + +config SPL_BUILD + bool + default n + +config SYS_TEXT_BASE + hex "Executable code section" + default 0x43e00000 + +config RAMBASE + hex + default SYS_SDRAM_BASE +# according to stefan, this is RAMBASE + 1M. +config RAMTOP + hex + default 0x40100000 + diff --git a/src/cpu/samsung/exynos5250/bootblock.c b/src/cpu/samsung/exynos5250/bootblock.c index 0d65676bb5..2852764577 100644 --- a/src/cpu/samsung/exynos5250/bootblock.c +++ b/src/cpu/samsung/exynos5250/bootblock.c @@ -36,5 +36,6 @@ static int config_branch_prediction(int set_cr_z) void bootblock_cpu_init(void); void bootblock_cpu_init(void) { - /* FIXME: this is a stub for now */ + volatile unsigned long *pshold = (unsigned long *)0x1004330c; + *pshold |= 0x100; } |