diff --git a/plat/fvp/bl2_plat_setup.c b/plat/fvp/bl2_plat_setup.c index 9d29160831363e3f83fb75478d0c2ffc988b0a64..8cdcd5c76d930084bf0c193a9455617df6ef5ee4 100644 --- a/plat/fvp/bl2_plat_setup.c +++ b/plat/fvp/bl2_plat_setup.c @@ -132,11 +132,13 @@ void bl2_platform_setup() /* Initialise the IO layer and register platform IO devices */ io_setup(); +#if TSP_RAM_LOCATION_ID == TSP_IN_TZDRAM /* * Ensure that the secure DRAM memory used for passing BL31 arguments * does not overlap with the BL32_BASE. */ - assert (BL32_BASE > TZDRAM_BASE + sizeof(bl31_args_t)); + assert(BL32_BASE > TZDRAM_BASE + sizeof(bl31_args_t)); +#endif /* Use the Trusted DRAM for passing args to BL31 */ bl2_to_bl31_args = (bl31_args_t *) TZDRAM_BASE; diff --git a/plat/fvp/platform.h b/plat/fvp/platform.h index 1e6da85646b654eeee2e47773caa63fb8067eec4..ce1c604d7f243eff1f17a5fd6e0a416687e9b49f 100644 --- a/plat/fvp/platform.h +++ b/plat/fvp/platform.h @@ -233,20 +233,35 @@ /******************************************************************************* * BL2 specific defines. ******************************************************************************/ -#define BL2_BASE 0x0402D000 +#define BL2_BASE (TZRAM_BASE + TZRAM_SIZE - 0xc000) /******************************************************************************* * BL31 specific defines. ******************************************************************************/ -#define BL31_BASE 0x0400C000 +#define BL31_BASE (TZRAM_BASE + 0x6000) /******************************************************************************* * BL32 specific defines. ******************************************************************************/ -#define TSP_SEC_MEM_BASE TZDRAM_BASE -#define TSP_SEC_MEM_SIZE TZDRAM_SIZE -#define BL32_BASE (TZDRAM_BASE + 0x2000) -#define BL32_LIMIT (TZDRAM_BASE + (1 << 21)) +/* + * On FVP, the TSP can execute either from Trusted SRAM or Trusted DRAM. + */ +#define TSP_IN_TZRAM 0 +#define TSP_IN_TZDRAM 1 + +#if TSP_RAM_LOCATION_ID == TSP_IN_TZRAM +# define TSP_SEC_MEM_BASE TZRAM_BASE +# define TSP_SEC_MEM_SIZE TZRAM_SIZE +# define BL32_BASE (TZRAM_BASE + TZRAM_SIZE - 0x1c000) +# define BL32_LIMIT BL2_BASE +#elif TSP_RAM_LOCATION_ID == TSP_IN_TZDRAM +# define TSP_SEC_MEM_BASE TZDRAM_BASE +# define TSP_SEC_MEM_SIZE TZDRAM_SIZE +# define BL32_BASE (TZDRAM_BASE + 0x2000) +# define BL32_LIMIT (TZDRAM_BASE + (1 << 21)) +#else +# error "Unsupported TSP_RAM_LOCATION_ID value" +#endif /******************************************************************************* * Platform specific page table and MMU setup constants diff --git a/plat/fvp/platform.mk b/plat/fvp/platform.mk index ea72a31642fa5cf4d8b5d0c0e48796c6967210ff..721c79dc3784cd3ac223053f505afc98dc040f11 100644 --- a/plat/fvp/platform.mk +++ b/plat/fvp/platform.mk @@ -28,6 +28,21 @@ # POSSIBILITY OF SUCH DAMAGE. # +# On FVP, the TSP can execute either from Trusted SRAM or Trusted DRAM. +# Trusted SRAM is the default. +TSP_RAM_LOCATION := tsram + +ifeq (${TSP_RAM_LOCATION}, tsram) + TSP_RAM_LOCATION_ID := TSP_IN_TZRAM +else ifeq (${TSP_RAM_LOCATION}, tdram) + TSP_RAM_LOCATION_ID := TSP_IN_TZDRAM +else + $(error "Unsupported TSP_RAM_LOCATION value") +endif + +# Process TSP_RAM_LOCATION_ID flag +$(eval $(call add_define,TSP_RAM_LOCATION_ID)) + # # No additional platform system include directories required #