From 47b83ad2d9a044f44a378a00755ba6b220d8c3e6 Mon Sep 17 00:00:00 2001
From: Varun Wadekar <vwadekar@nvidia.com>
Date: Fri, 28 Dec 2018 13:50:20 -0800
Subject: [PATCH] Tegra: Passing EKS size as boot arg to trusty
* EKS blob size was not passed by as a boot parameter
earlier. Its being passed now
* If EKS value sent by bootloader is non-zero
update the boot parameter from default value to the argument
passed by bootloader
Change-Id: I65a3091bd2c1c908cc9e81c0aab6489cab02c098
Signed-off-by: Akshay Sharan <asharan@nvidia.com>
---
plat/nvidia/tegra/common/tegra_bl31_setup.c | 5 +++++
1 file changed, 5 insertions(+)
diff --git a/plat/nvidia/tegra/common/tegra_bl31_setup.c b/plat/nvidia/tegra/common/tegra_bl31_setup.c
index b1c4016ef..080630746 100644
--- a/plat/nvidia/tegra/common/tegra_bl31_setup.c
+++ b/plat/nvidia/tegra/common/tegra_bl31_setup.c
@@ -251,6 +251,11 @@ void plat_trusty_set_boot_args(aapcs64_params_t *args)
args->arg0 = bl32_mem_size;
args->arg1 = bl32_boot_params;
args->arg2 = TRUSTY_PARAMS_LEN_BYTES;
+
+ /* update EKS size */
+ if (args->arg4 != 0U) {
+ args->arg2 = args->arg4;
+ }
}
#endif
--
GitLab