Move the top-of-stack from 32k to near the top of RAM. This leaves the bottom of RAM free for ATAGs, or U-Boot scripts to use as they see fit.
Extracted from work by Oleksandr Tymoshenko gonzo@bluezbox.com.
Signed-off-by: Stephen Warren swarren@wwwdotorg.org --- include/configs/rpi_b.h | 3 +-- 1 file changed, 1 insertion(+), 2 deletions(-)
diff --git a/include/configs/rpi_b.h b/include/configs/rpi_b.h index 9f74731..93dd701 100644 --- a/include/configs/rpi_b.h +++ b/include/configs/rpi_b.h @@ -44,9 +44,8 @@ */ #define CONFIG_SYS_SDRAM_SIZE SZ_128M #define CONFIG_SYS_UBOOT_BASE CONFIG_SYS_TEXT_BASE -#define CONFIG_SYS_INIT_RAM_SIZE SZ_4K #define CONFIG_SYS_INIT_SP_ADDR (CONFIG_SYS_SDRAM_BASE + \ - CONFIG_SYS_INIT_RAM_SIZE - \ + CONFIG_SYS_SDRAM_SIZE - \ GENERATED_GBL_DATA_SIZE) #define CONFIG_SYS_MALLOC_LEN SZ_4M #define CONFIG_SYS_MEMTEST_START 0x00100000