arm64: versal: Set initrd_high to as high as possible
This patch is setting up the initrd_high to as high as possible by leaving
max stack size for u-boot so that bigger rootfs can also be loaded by
u-boot for booting kernel.
Signed-off-by: Siva Durga Prasad Paladugu <siva.durga.paladugu@xilinx.com>
Signed-off-by: Michal Simek <michal.simek@xilinx.com>
diff --git a/board/xilinx/versal/board.c b/board/xilinx/versal/board.c
index a2b00aa..2b4edd8 100644
--- a/board/xilinx/versal/board.c
+++ b/board/xilinx/versal/board.c
@@ -12,6 +12,7 @@
#include <dm/device.h>
#include <dm/uclass.h>
#include <versalpl.h>
+#include <linux/sizes.h>
DECLARE_GLOBAL_DATA_PTR;
@@ -88,6 +89,7 @@
const char *mode;
char *new_targets;
char *env_targets;
+ ulong initrd_hi;
if (!(gd->flags & GD_FLG_ENV_DEFAULT)) {
debug("Saved variables - Skipping\n");
@@ -183,6 +185,10 @@
env_set("boot_targets", new_targets);
+ initrd_hi = gd->start_addr_sp - CONFIG_STACK_SIZE;
+ initrd_hi = round_down(initrd_hi, SZ_16M);
+ env_set_addr("initrd_high", (void *)initrd_hi);
+
return 0;
}