summaryrefslogtreecommitdiffstats
path: root/include/lib/xlat_mpu/xlat_mpu.h
diff options
context:
space:
mode:
authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-28 09:13:47 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-28 09:13:47 +0000
commit102b0d2daa97dae68d3eed54d8fe37a9cc38a892 (patch)
treebcf648efac40ca6139842707f0eba5a4496a6dd2 /include/lib/xlat_mpu/xlat_mpu.h
parentInitial commit. (diff)
downloadarm-trusted-firmware-102b0d2daa97dae68d3eed54d8fe37a9cc38a892.tar.xz
arm-trusted-firmware-102b0d2daa97dae68d3eed54d8fe37a9cc38a892.zip
Adding upstream version 2.8.0+dfsg.upstream/2.8.0+dfsgupstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to '')
-rw-r--r--include/lib/xlat_mpu/xlat_mpu.h27
1 files changed, 27 insertions, 0 deletions
diff --git a/include/lib/xlat_mpu/xlat_mpu.h b/include/lib/xlat_mpu/xlat_mpu.h
new file mode 100644
index 0000000..252b92c
--- /dev/null
+++ b/include/lib/xlat_mpu/xlat_mpu.h
@@ -0,0 +1,27 @@
+/*
+ * Copyright (c) 2021, ARM Limited and Contributors. All rights reserved.
+ *
+ * SPDX-License-Identifier: BSD-3-Clause
+ */
+
+#ifndef XLAT_MPU_H
+#define XLAT_MPU_H
+
+#ifndef __ASSEMBLER__
+
+#include <lib/cassert.h>
+
+#define XLAT_TABLES_LIB_V2 1
+
+void enable_mpu_el2(unsigned int flags);
+void enable_mpu_direct_el2(unsigned int flags);
+
+/*
+ * Function to wipe clean and disable all MPU regions. This function expects
+ * that the MPU has already been turned off, and caching concerns addressed,
+ * but it nevertheless also explicitly turns off the MPU.
+ */
+void clear_all_mpu_regions(void);
+
+#endif /* __ASSEMBLER__ */
+#endif /* XLAT_MPU_H */