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diff --git a/sys/compat/linuxkpi/common/include/linux/ioport.h b/sys/compat/linuxkpi/common/include/linux/ioport.h
new file mode 100644
--- /dev/null
+++ b/sys/compat/linuxkpi/common/include/linux/ioport.h
@@ -0,0 +1,57 @@
+/*-
+ * SPDX-License-Identifier: BSD-2-Clause
+ *
+ * Copyright (c) 2023 Serenity Cyber Security, LLC.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in the
+ * documentation and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
+ * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
+ * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
+ * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+ * SUCH DAMAGE.
+ */
+
+#ifndef _LINUXKPI_LINUX_IOPORT_H
+#define _LINUXKPI_LINUX_IOPORT_H
+
+#include <linux/compiler.h>
+#include <linux/types.h>
+
+#define DEFINE_RES_MEM(_start, _size) \
+ (struct resource) { \
+ .start = (_start), \
+ .end = (_start) + (_size) - 1, \
+ }
+
+struct resource {
+ resource_size_t start;
+ resource_size_t end;
+};
+
+static inline resource_size_t
+resource_size(const struct resource *r)
+{
+ return (r->end - r->start + 1);
+}
+
+static inline bool
+resource_contains(struct resource *a, struct resource *b)
+{
+ return (a->start <= b->start && a->end >= b->end);
+}
+
+#endif
diff --git a/sys/compat/linuxkpi/dummy/include/linux/ioport.h b/sys/compat/linuxkpi/dummy/include/linux/ioport.h
deleted file mode 100644

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