xref: /csrg-svn/sys/hp300/dev/grf_gbreg.h (revision 41480)
1*41480Smckusick /*
2*41480Smckusick  * Copyright (c) 1988 University of Utah.
3*41480Smckusick  * Copyright (c) 1990 The Regents of the University of California.
4*41480Smckusick  * All rights reserved.
5*41480Smckusick  *
6*41480Smckusick  * This code is derived from software contributed to Berkeley by
7*41480Smckusick  * the Systems Programming Group of the University of Utah Computer
8*41480Smckusick  * Science Department.
9*41480Smckusick  *
10*41480Smckusick  * %sccs.include.redist.c%
11*41480Smckusick  *
12*41480Smckusick  * from: Utah $Hdr: grf_gbreg.h 1.10 89/08/25$
13*41480Smckusick  *
14*41480Smckusick  *	@(#)grf_gbreg.h	7.1 (Berkeley) 05/08/90
15*41480Smckusick  */
16*41480Smckusick 
17*41480Smckusick /*
18*41480Smckusick  * Gatorbox driver regs
19*41480Smckusick  */
20*41480Smckusick 
21*41480Smckusick #define TILER_ENABLE		0x80
22*41480Smckusick #define LINE_MOVER_ENABLE	0x80
23*41480Smckusick #define UP_LEFT         	0x00
24*41480Smckusick #define DOWN_RIGHT		0x40
25*41480Smckusick #define MOVE_UP_LEFT    	TILER_ENABLE|UP_LEFT
26*41480Smckusick #define MOVE_DOWN_RIGHT 	TILER_ENABLE|DOWN_RIGHT
27*41480Smckusick 
28*41480Smckusick #define tile_mover_waitbusy(regaddr) \
29*41480Smckusick   	while (((struct gboxfb *)(regaddr))->sec_interrupt & 0x10)
30*41480Smckusick 
31*41480Smckusick #define line_mover_waitbusy(regaddr) \
32*41480Smckusick   	while ((((struct gboxfb *)(regaddr))->status & 0x80) == 0)
33*41480Smckusick 
34*41480Smckusick #define gbcm_waitbusy(regaddr) \
35*41480Smckusick 	while (((struct gboxfb *)(regaddr))->cmap_busy != 0xff)
36*41480Smckusick 
37*41480Smckusick #define	vu_char		volatile u_char
38*41480Smckusick 
39*41480Smckusick struct gboxfb {
40*41480Smckusick   u_char 	:8;
41*41480Smckusick   vu_char 	reset;			/* reset register		0x01 */
42*41480Smckusick   vu_char	sec_interrupt;		/* Secondary interrupt register 0x03 */
43*41480Smckusick   vu_char	interrupt;		/* interrupt register		0x03 */
44*41480Smckusick   u_char	:8;
45*41480Smckusick   vu_char	fbwmsb;			/* frame buffer width MSB	0x05 */
46*41480Smckusick   u_char	:8;
47*41480Smckusick   vu_char	fbwlsb;			/* frame buffer width MSB	0x07 */
48*41480Smckusick   u_char	:8;
49*41480Smckusick   vu_char	fbhmsb;			/* frame buffer height MSB	0x09 */
50*41480Smckusick   u_char	:8;
51*41480Smckusick   vu_char	fbhlsb;			/* frame buffer height MSB	0x0b */
52*41480Smckusick   u_char	:8;
53*41480Smckusick   vu_char	dwmsb;			/* display width MSB		0x0d */
54*41480Smckusick   u_char	:8;
55*41480Smckusick   vu_char	dwlsb;			/* display width MSB		0x0f */
56*41480Smckusick   u_char	:8;
57*41480Smckusick   vu_char	dhmsb;			/* display height MSB		0x11 */
58*41480Smckusick   u_char	:8;
59*41480Smckusick   vu_char	dhlsb;			/* display height MSB		0x13 */
60*41480Smckusick   u_char	:8;
61*41480Smckusick   vu_char	fbid;			/* Scondary frame buffer id	0x15 */
62*41480Smckusick   u_char	f1[0x5d-0x15-1];
63*41480Smckusick   vu_char	fbomsb;			/* frame buffer offset MSB	0x5d */
64*41480Smckusick   u_char	:8;
65*41480Smckusick   vu_char	fbolsb;			/* frame buffer offset LSB	0x5f */
66*41480Smckusick   u_char	f2[0x4000-0x5f-1];
67*41480Smckusick   vu_char 	crtc_address;		/* CTR controller address reg 0x4000 */
68*41480Smckusick   vu_char	status;			/* Status register	      0x4001 */
69*41480Smckusick   vu_char	crtc_data;		/* CTR controller data reg    0x4002 */
70*41480Smckusick   u_char	f3[6];
71*41480Smckusick   vu_char	line_mover_rep_rule;    /* Line move rep rule	             */
72*41480Smckusick   u_char	:8, :8;
73*41480Smckusick   vu_char	line_mover_width;	/* Line move width	             */
74*41480Smckusick   u_char	f4[0xff3];
75*41480Smckusick   vu_char	width;			/* width in tiles	      0x5001 */
76*41480Smckusick   u_char	:8;
77*41480Smckusick   vu_char 	height;			/* height in tiles	      0x5003 */
78*41480Smckusick   u_char 	f5[3];
79*41480Smckusick   vu_char	rep_rule;		/* replacement rule	      0x5007 */
80*41480Smckusick   u_char 	f6[0x6001-0x5007-1];
81*41480Smckusick   vu_char 	blink1;			/* blink 1		      0x6001 */
82*41480Smckusick   u_char 	f7[3];
83*41480Smckusick   vu_char	blink2;			/* blink 2		      0x6005 */
84*41480Smckusick   u_char 	f8[3];
85*41480Smckusick   vu_char	write_protect;		/* write protect 	      0x6009 */
86*41480Smckusick   u_char	f9[0x6803-0x6009-1];
87*41480Smckusick   vu_char	cmap_busy;		/* color map busy             0x6803 */
88*41480Smckusick   u_char 	f10[0x68b9-0x6803-1];
89*41480Smckusick   vu_char	creg_select;         	/* color map register select  0x68b8 */
90*41480Smckusick   u_char 	f11[0x68f1-0x68b9-1];
91*41480Smckusick   vu_char 	cmap_write;		/* color map write trigger    0x68f1 */
92*41480Smckusick   u_char 	f12[0x69b3-0x68f1-1];
93*41480Smckusick   vu_char	cmap_red;		/* red value register         0x69b3 */
94*41480Smckusick   u_char	:8;
95*41480Smckusick   vu_char	cmap_grn;		/* green value register       0x69b5 */
96*41480Smckusick   u_char	:8;
97*41480Smckusick   vu_char	cmap_blu;		/* blue value register        0x69b6 */
98*41480Smckusick };
99