diff options
Diffstat (limited to 'plat/nvidia/tegra/common/tegra_bl31_setup.c')
-rw-r--r-- | plat/nvidia/tegra/common/tegra_bl31_setup.c | 19 |
1 files changed, 18 insertions, 1 deletions
diff --git a/plat/nvidia/tegra/common/tegra_bl31_setup.c b/plat/nvidia/tegra/common/tegra_bl31_setup.c index d5d3d530..d89ad7b9 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 entry_point_info_t bl33_image_ep_info, bl32_image_ep_info; 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 @@ void bl31_early_platform_setup(bl31_params_t *from_bl2, 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 @@ -234,6 +242,15 @@ void bl31_early_platform_setup(bl31_params_t *from_bl2, "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. ******************************************************************************/ |