usr/src/sys/hp300/dev/grf_hyreg.h

/*
 * Copyright (c) 1991 University of Utah.
 * Copyright (c) 1990 The Regents of the University of California.
 * All rights reserved.
 *
 * This code is derived from software contributed to Berkeley by
 * the Systems Programming Group of the University of Utah Computer
 * Science Department and Mark Davies of the Department of Computer
 * Science, Victoria University of Wellington, New Zealand.
 *
 * %sccs.include.redist.c%
 *
 * from: Utah $Hdr: grf_hyreg.h 1.1 92/01/22$
 *
 *      @(#)grf_hyreg.h 7.1 (Berkeley) %G%
 */

#ifdef KERNEL
#include "hp/dev/iotypes.h"     /* XXX */
#else
#include <hp/dev/iotypes.h>     /* XXX */
#endif

struct hyboxfb {
  u_char        :8;
  vu_char       reset;                  /* reset register               0x01 */
  vu_char       fb_address;             /* frame buffer address         0x02 */
  vu_char       interrupt;              /* interrupt register           0x03 */
  u_char        :8;
  vu_char       fbwmsb;                 /* frame buffer width MSB       0x05 */
  u_char        :8;
  vu_char       fbwlsb;                 /* frame buffer width MSB       0x07 */
  u_char        :8;
  vu_char       fbhmsb;                 /* frame buffer height MSB      0x09 */
  u_char        :8;
  vu_char       fbhlsb;                 /* frame buffer height MSB      0x0b */
  u_char        :8;
  vu_char       dwmsb;                  /* display width MSB            0x0d */
  u_char        :8;
  vu_char       dwlsb;                  /* display width MSB            0x0f */
  u_char        :8;
  vu_char       dhmsb;                  /* display height MSB           0x11 */
  u_char        :8;
  vu_char       dhlsb;                  /* display height MSB           0x13 */
  u_char        :8;
  vu_char       fbid;                   /* Scondary frame buffer id     0x15 */
  u_char        :8;
  vu_char       bits;                   /* square(0)/double-high(1)     0x17 */
  u_char        f1[0x5b-0x17-1];
  vu_char       num_planes;             /* number of color planes       0x5b */
  u_char        :8;
  vu_char       fbomsb;                 /* frame buffer offset MSB      0x5d */
  u_char        :8;
  vu_char       fbolsb;                 /* frame buffer offset LSB      0x5f */
  u_char        f2[0x4000-0x5f-1];
  vu_char       nblank;                 /* display enable planes      0x4000 */
};