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-rw-r--r--src/soc/nvidia/tegra132/Kconfig2
-rw-r--r--src/soc/nvidia/tegra132/mmu_operations.c5
-rw-r--r--src/soc/nvidia/tegra132/mmu_operations.h3
3 files changed, 7 insertions, 3 deletions
diff --git a/src/soc/nvidia/tegra132/Kconfig b/src/soc/nvidia/tegra132/Kconfig
index 070a3ce8c7..ee50152513 100644
--- a/src/soc/nvidia/tegra132/Kconfig
+++ b/src/soc/nvidia/tegra132/Kconfig
@@ -101,7 +101,7 @@ config MTS_DIRECTORY
config TRUSTZONE_CARVEOUT_SIZE_MB
hex "Size of Trust Zone region"
- default 0x1
+ default 0x4
help
Size of Trust Zone area in MiB to reserve in memory map.
diff --git a/src/soc/nvidia/tegra132/mmu_operations.c b/src/soc/nvidia/tegra132/mmu_operations.c
index 5e02e07f10..1f6258f02d 100644
--- a/src/soc/nvidia/tegra132/mmu_operations.c
+++ b/src/soc/nvidia/tegra132/mmu_operations.c
@@ -84,6 +84,7 @@ void tegra132_mmu_init(void)
{
uintptr_t tz_base_mib;
size_t tz_size_mib;
+ size_t ttb_size_mib;
struct memranges *map = &t132_mmap_ranges;
tegra132_memrange_init(map);
@@ -92,7 +93,7 @@ void tegra132_mmu_init(void)
/* Place page tables at the base of the trust zone region. */
carveout_range(CARVEOUT_TZ, &tz_base_mib, &tz_size_mib);
tz_base_mib *= MiB;
- tz_size_mib *= MiB;
- mmu_init(map, (void *)tz_base_mib, tz_size_mib);
+ ttb_size_mib = TTB_SIZE * MiB;
+ mmu_init(map, (void *)tz_base_mib, ttb_size_mib);
mmu_enable(tz_base_mib);
}
diff --git a/src/soc/nvidia/tegra132/mmu_operations.h b/src/soc/nvidia/tegra132/mmu_operations.h
index bc2773ce21..8c82b26477 100644
--- a/src/soc/nvidia/tegra132/mmu_operations.h
+++ b/src/soc/nvidia/tegra132/mmu_operations.h
@@ -22,4 +22,7 @@
void tegra132_mmu_init(void);
+/* Default ttb size of 1MiB */
+#define TTB_SIZE 0x1
+
#endif //__SOC_NVIDIA_TEGRA132_MMU_OPERATIONS_H__