[sw] proof of concept of address translation idea
- Move all linked flash code to a virtual address that does not exist
- Translate back to physical address in boot_rom for both ibus and dbus
Signed-off-by: Timothy Chen <timothytim@google.com>
diff --git a/sw/device/lib/ibex_peri.h b/sw/device/lib/ibex_peri.h
new file mode 100644
index 0000000..ec96df6
--- /dev/null
+++ b/sw/device/lib/ibex_peri.h
@@ -0,0 +1,18 @@
+// Copyright lowRISC contributors.
+// Licensed under the Apache License, Version 2.0, see LICENSE for details.
+// SPDX-License-Identifier: Apache-2.0
+
+#ifndef OPENTITAN_SW_DEVICE_LIB_IBEX_PERI_H_
+#define OPENTITAN_SW_DEVICE_LIB_IBEX_PERI_H_
+
+#include <stdbool.h>
+#include <stdint.h>
+
+/**
+ * @src_addr The source base address of the translate region
+ * @size The size of the target translate block
+ * @dst_addr The destination address after translation
+ */
+void init_translation(uint32_t src_addr, uint32_t size, uint32_t dst_addr);
+
+#endif // OPENTITAN_SW_DEVICE_LIB_IBEX_PERI_H_
