somehow this fell through the cracks when I committed platinumfb.c

thanks chuq for noticing

sys/arch/macppc/dev/platinumfbreg.h

@@ -0,0 +1,62 @@
+/*
+ * 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 ``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 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.
+ */
+
+#include <sys/cdefs.h>
+__KERNEL_RCSID(0, "$NetBSD: platinumfbreg.h,v 1.1 2016/06/16 14:46:12 macallan Exp $");
+
+#ifndef PLATINUMFBREG_H
+#define PLATINUMFBREG_H
+
+/*
+ * platinum register address offsets.
+ * registers are each 32 bits with 12*8bits of padding,
+ * 128 registers total
+ */
+#define PLATINUM_REG_OFFSET_ADDR(x) (x * 0x10)
+#define PLATINUM_REG_COUNT          128
+
+/*
+ * colormap register addresses.
+ * registers are each 8 bits with 15*8 bits of padding
+ */
+#define PLATINUM_CMAP_BASE_ADDR   0xf301b000 /* XXX not in ofw ? */
+#define PLATINUM_CMAP_ADDR_OFFSET 0x00000000
+#define PLATINUM_CMAP_D1_OFFSET   0x00000010
+#define PLATINUM_CMAP_D2_OFFSET   0x00000020
+#define PLATINUM_CMAP_LUT_OFFSET  0x00000030
+#define PLATINUM_CMAP_SIZE        0x1000     /* XXX ofw says 0x800? */
+
+/* framebuffer */
+#define PLATINUM_FB_BANK_SIZE 0x100000
+#define PLATINUM_FB_MIN_SIZE (1 * PLATINUM_FB_BANK_SIZE)
+#define PLATINUM_FB_MAX_SIZE (4 * PLATINUM_FB_BANK_SIZE)
+
+/* depth/colormodes */
+#define PLATINUM_CMODE_8  0
+#define PLATINUM_CMODE_16 1
+#define PLATINUM_CMODE_32 2
+
+/* DACula types */
+#define PLATINUM_DAC_0 0x84
+#define PLATINUM_DAC_1 0x3c
+
+#endif /* PLATINUMFBREG_H */