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BSD 4.3reno

/*
 * Copyright (c) 1988 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.
 *
 * Redistribution is only permitted until one year after the first shipment
 * of 4.4BSD by the Regents.  Otherwise, redistribution and use in source and
 * binary forms are permitted provided that: (1) source distributions retain
 * this entire copyright notice and comment, and (2) distributions including
 * binaries display the following acknowledgement:  This product includes
 * software developed by the University of California, Berkeley and its
 * contributors'' in the documentation or other materials provided with the
 * distribution and in all advertising materials mentioning features or use
 * of this software.  Neither the name of the University nor the names of
 * its contributors may be used to endorse or promote products derived from
 * this software without specific prior written permission.
 * THIS SOFTWARE IS PROVIDED AS IS'' AND WITHOUT ANY EXPRESS OR IMPLIED
 * WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED WARRANTIES OF
 * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
 *
 * from: Utah $Hdr: grf_tcreg.h 1.9 89/08/24$
 *
 *	@(#)grf_tcreg.h	7.1 (Berkeley) 5/8/90
 */

#define tccm_waitbusy(regaddr) \
	while (((struct tcboxfb *)(regaddr))->cmap_busy & 0x04) DELAY(100)

#define tc_waitbusy(regaddr,planes) \
	while (((struct tcboxfb *)(regaddr))->busy & planes) DELAY(100)

#define	vu_char		volatile u_char
#define	vu_short	volatile u_short

struct tcboxfb {
  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[0x4040-0x5f-1];
  vu_char 	vblank;			/* vertical blanking	      0x4040 */
  u_char	:8,:8,:8;
  vu_char	busy;			/* window move active	      0x4044 */
  u_char	:8,:8,:8;
  vu_char 	vtrace_request;		/* vert retrace intr request  0x4048 */
  u_char	:8,:8,:8;
  vu_char	move_request;		/* window move intr request   0x404C */
  u_char	f3[0x4080-0x404c-1];
  vu_char	nblank;			/* display enable planes      0x4080 */
  u_char 	f4[0x4088-0x4080-1];
  vu_char	wen;			/* write enable plane 	      0x4088 */
  u_char 	f5[0x408c-0x4088-1];
  vu_char	ren;			/* read enable plane          0x408c */
  u_char 	f6[0x4090-0x408c-1];
  vu_char	fben;			/* frame buffer write enable  0x4090 */
  u_char 	f7[0x409c-0x4090-1];
  vu_char	wmove;			/* start window move 	      0x409c */
  u_char 	f8[0x40a0-0x409c-1];
  vu_char	blink;			/* enable blink planes 	      0x40a0 */
  u_char 	f9[0x40a8-0x40a0-1];
  vu_char	altframe;		/* enable alternate frame     0x40a8 */
  u_char 	f10[0x40ac-0x40a8-1];
  vu_char	curon;			/* cursor control register    0x40ac */
  u_char	f11[0x40ea-0x40ac-1];
  vu_char	prr;			/* pixel replacement rule     0x40ea */
  u_char	f12[0x40ef-0x40ea-1];
  vu_char	wmrr;			/* move replacement rule      0x40ef */
  u_char 	f13[0x40f2-0x40ef-1];
  vu_short 	source_x;		/* source x pixel # 	      0x40f2 */
  u_char 	f14[0x40f6-0x40f2-2];
  vu_short 	source_y;		/* source y pixel # 	      0x40f6 */
  u_char 	f15[0x40fa-0x40f6-2];
  vu_short	dest_x;			/* dest x pixel # 	      0x40fa */
  u_char 	f16[0x40fe-0x40fa-2];
  vu_short	dest_y;			/* dest y pixel # 	      0x40fe */
  u_char 	f17[0x4102-0x40fe-2];
  vu_short	wwidth;			/* block mover pixel width    0x4102 */
  u_char	f18[0x4106-0x4102-2];
  vu_short 	wheight;		/* block mover pixel height   0x4106 */
  u_char 	f19[0x6002-0x4106-2];
  vu_short	cmap_busy;		/* Color Ram busy	      0x6002 */
  u_char 	f20[0x60b2-0x6002-2];
  vu_short	rdata;			/* color map red data 	      0x60b2 */
  vu_short 	gdata;			/* color map green data       0x60b4 */
  vu_short	bdata;			/* color map blue data 	      0x60b6 */
  vu_short	cindex;			/* color map index 	      0x60b8 */
  vu_short	plane_mask;		/* plane mask select	      0x60ba */
  u_char 	f21[0x60f0-0x60ba-2];
  vu_short 	strobe;			/* color map trigger 	      0x60f0 */
};

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