tegra/trusty: Setup tegra specific trusty args in platform code
Fixes tegra build with SPD=trusty. Not tested.
Change-Id: I851a2b00b8b1cc65112b6088980a811d8eda1a99
diff --git a/plat/nvidia/tegra/common/tegra_bl31_setup.c b/plat/nvidia/tegra/common/tegra_bl31_setup.c
index d5d3d53..d89ad7b 100644
--- a/plat/nvidia/tegra/common/tegra_bl31_setup.c
+++ b/plat/nvidia/tegra/common/tegra_bl31_setup.c
@@ -24,6 +24,9 @@
#include <tegra_def.h>
#include <tegra_private.h>
+/* length of Trusty's input parameters (in bytes) */
+#define TRUSTY_PARAMS_LEN_BYTES (4096*2)
+
extern void zeromem16(void *mem, unsigned int length);
/*******************************************************************************
@@ -58,6 +61,8 @@
static plat_params_from_bl2_t plat_bl31_params_from_bl2 = {
.tzdram_size = (uint64_t)TZDRAM_SIZE
};
+static unsigned long bl32_mem_size;
+static unsigned long bl32_boot_params;
/*******************************************************************************
* This variable holds the non-secure image entry address
@@ -147,8 +152,11 @@
assert(from_bl2->bl33_ep_info);
bl33_image_ep_info = *from_bl2->bl33_ep_info;
- if (from_bl2->bl32_ep_info)
+ if (from_bl2->bl32_ep_info) {
bl32_image_ep_info = *from_bl2->bl32_ep_info;
+ bl32_mem_size = from_bl2->bl32_ep_info->args.arg0;
+ bl32_boot_params = from_bl2->bl32_ep_info->args.arg2;
+ }
/*
* Parse platform specific parameters - TZDRAM aperture base and size
@@ -233,6 +241,15 @@
INFO("BL3-1: Boot CPU: %s Processor [%lx]\n", (impl == DENVER_IMPL) ?
"Denver" : "ARM", read_mpidr());
}
+
+#ifdef SPD_trusty
+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;
+}
+#endif
/*******************************************************************************
* Initialize the gic, configure the SCR.