Move headers under the hf directory.

This helps distinguish local headers from the more official headers.

Change-Id: I535c1b44081b9d60ba63666cd1ad514aaaf2c68d
diff --git a/inc/hf/boot_params.h b/inc/hf/boot_params.h
new file mode 100644
index 0000000..4841654
--- /dev/null
+++ b/inc/hf/boot_params.h
@@ -0,0 +1,26 @@
+#ifndef _BOOT_PARAMS_H
+#define _BOOT_PARAMS_H
+
+#include <stdbool.h>
+
+#include "hf/mm.h"
+
+struct boot_params {
+	paddr_t mem_begin;
+	paddr_t mem_end;
+	paddr_t initrd_begin;
+	paddr_t initrd_end;
+	size_t kernel_arg;
+};
+
+struct boot_params_update {
+	paddr_t reserved_begin;
+	paddr_t reserved_end;
+	paddr_t initrd_begin;
+	paddr_t initrd_end;
+};
+
+bool plat_get_boot_params(struct boot_params *p);
+bool plat_update_boot_params(struct boot_params_update *p);
+
+#endif /* _BOOT_PARAMS_H */