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diff --git a/kernel/include/video/pmag-ba-fb.h b/kernel/include/video/pmag-ba-fb.h
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+/*
+ * linux/include/video/pmag-ba-fb.h
+ *
+ * TURBOchannel PMAG-BA Color Frame Buffer (CFB) card support,
+ * Copyright (C) 1999, 2000, 2001 by
+ * Michael Engel <engel@unix-ag.org>,
+ * Karsten Merker <merker@linuxtag.org>
+ * Copyright (c) 2005 Maciej W. Rozycki
+ *
+ * This file is subject to the terms and conditions of the GNU General
+ * Public License. See the file COPYING in the main directory of this
+ * archive for more details.
+ */
+
+/* IOmem resource offsets. */
+#define PMAG_BA_FBMEM 0x000000 /* frame buffer */
+#define PMAG_BA_BT459 0x200000 /* Bt459 RAMDAC */
+#define PMAG_BA_IRQ 0x300000 /* IRQ acknowledge */
+#define PMAG_BA_ROM 0x380000 /* REX option ROM */
+#define PMAG_BA_BT438 0x380000 /* Bt438 clock chip reset */
+#define PMAG_BA_SIZE 0x400000 /* address space size */
+
+/* Bt459 register offsets, byte-wide registers. */
+#define BT459_ADDR_LO 0x0 /* address low */
+#define BT459_ADDR_HI 0x4 /* address high */
+#define BT459_DATA 0x8 /* data window register */
+#define BT459_CMAP 0xc /* color map window register */