diff options
| -rw-r--r-- | src/soc/nvidia/tegra132/Kconfig | 1 | ||||
| -rw-r--r-- | src/soc/nvidia/tegra132/Makefile.inc | 4 | ||||
| -rw-r--r-- | src/soc/nvidia/tegra132/secmon.c | 50 |
3 files changed, 55 insertions, 0 deletions
diff --git a/src/soc/nvidia/tegra132/Kconfig b/src/soc/nvidia/tegra132/Kconfig index 022c77cb2f..24bf8649a0 100644 --- a/src/soc/nvidia/tegra132/Kconfig +++ b/src/soc/nvidia/tegra132/Kconfig @@ -15,6 +15,7 @@ config SOC_NVIDIA_TEGRA132 select ARM_BOOTBLOCK_CUSTOM select DYNAMIC_CBMEM select SMP + select ARCH_USE_SECURE_MONITOR if SOC_NVIDIA_TEGRA132 diff --git a/src/soc/nvidia/tegra132/Makefile.inc b/src/soc/nvidia/tegra132/Makefile.inc index 261e570f73..9c6809d7e3 100644 --- a/src/soc/nvidia/tegra132/Makefile.inc +++ b/src/soc/nvidia/tegra132/Makefile.inc @@ -73,6 +73,10 @@ ramstage-y += spintable.S ramstage-y += mmu_operations.c ramstage-$(CONFIG_DRIVERS_UART) += uart.c ramstage-y += ../tegra/usb.c +ramstage-$(CONFIG_ARCH_USE_SECURE_MONITOR) += secmon.c + +secmon-$(CONFIG_ARCH_USE_SECURE_MONITOR) += cpu_lib.S +secmon-$(CONFIG_ARCH_USE_SECURE_MONITOR) += uart.c modules_arm-y += monotonic_timer.c VBOOT_STUB_DEPS += $(obj)/soc/nvidia/tegra132/monotonic_timer.rmodules_arm.o diff --git a/src/soc/nvidia/tegra132/secmon.c b/src/soc/nvidia/tegra132/secmon.c new file mode 100644 index 0000000000..0a5ec7f113 --- /dev/null +++ b/src/soc/nvidia/tegra132/secmon.c @@ -0,0 +1,50 @@ +/* + * This file is part of the coreboot project. + * + * Copyright 2014 Google Inc. + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; version 2 of the License. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA + */ + +#include <arch/secmon.h> +#include <console/console.h> +#include "mmu_operations.h" +#include <soc/addressmap.h> + +static void soc_get_secure_mem(uint64_t *base, size_t *size) +{ + uintptr_t tz_base_mib; + size_t tz_size_mib; + + carveout_range(CARVEOUT_TZ, &tz_base_mib, &tz_size_mib); + + tz_base_mib *= MiB; + tz_size_mib *= MiB; + + *base = tz_base_mib; + *size = tz_size_mib; +} + +void soc_get_secmon_base_size(uint64_t *base, size_t *size) +{ + uintptr_t tz_base; + size_t ttb_size, tz_size; + + soc_get_secure_mem(&tz_base, &tz_size); + + ttb_size = TTB_SIZE * MiB; + + *base = tz_base + ttb_size; + *size = tz_size - ttb_size; +} |