On 3/12/19 9:31 AM, Ley Foon Tan wrote:
Add board_get_usable_ram_top() function. Limit maximum usable ram top to 2GB.
Why ? There are ARM64 platforms which can access the entire DRAM range just fine, what's the problem ?
Signed-off-by: Dalon Westergreen dalon.westergreen@intel.com Signed-off-by: Ley Foon Tan ley.foon.tan@intel.com
board/altera/stratix10-socdk/socfpga.c | 12 ++++++++++++ 1 file changed, 12 insertions(+)
diff --git a/board/altera/stratix10-socdk/socfpga.c b/board/altera/stratix10-socdk/socfpga.c index 043fc543f1..99c10d313c 100644 --- a/board/altera/stratix10-socdk/socfpga.c +++ b/board/altera/stratix10-socdk/socfpga.c @@ -5,3 +5,15 @@ */
#include <common.h> +#include <asm/arch/sdram.h> +#include <linux/sizes.h>
+#ifdef CONFIG_ALTERA_SDRAM +ulong board_get_usable_ram_top(ulong total_size) +{
- if (sdram_calculate_size() > SZ_2G)
return SZ_2G;- else
return sdram_calculate_size();+} +#endif