1 files changed, 50 insertions, 0 deletions
diff --git a/src/soc/nvidia/tegra210/secmon.c b/src/soc/nvidia/tegra210/secmon.c
new file mode 100644
index 0000000000..66ebed2ea7
--- /dev/null
+++ b/src/soc/nvidia/tegra210/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.
+ */
+
+#include <arch/secmon.h>
+#include <console/console.h>
+#include <soc/addressmap.h>
+#include <soc/mmu_operations.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;
+}