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/* $OpenBSD: qdreg.h,v 1.3 2003/09/26 21:43:31 miod Exp $ */
/* $NetBSD: qdreg.h,v 1.1 1998/03/21 10:02:39 ragge Exp $ */
/*-
* Copyright (c) 1982, 1986 The Regents of the University of California.
* All rights reserved.
*
* 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.
* 3. 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 BY THE REGENTS AND CONTRIBUTORS ``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 REGENTS OR CONTRIBUTORS 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.
*
* @(#)qdreg.h 7.1 (Berkeley) 5/9/91
*/
/************************************************************************
* *
* Copyright (c) 1985, 1986 by *
* Digital Equipment Corporation, Maynard, MA *
* All rights reserved. *
* *
* This software is furnished under a license and may be used and *
* copied only in accordance with the terms of such license and *
* with the inclusion of the above copyright notice. This *
* software or any other copies thereof may not be provided or *
* otherwise made available to any other person. No title to and *
* ownership of the software is hereby transferred. *
* *
* The information in this software is subject to change without *
* notice and should not be construed as a commitment by Digital *
* Equipment Corporation. *
* *
* Digital assumes no responsibility for the use or reliability *
* of its software on equipment which is not supplied by Digital. *
* *
************************************************************************/
/* Dragon ADDER reg map */
/* ADDER register bit definitions */
/* Y_SCROLL_CONSTANT */
#define SCROLL_ERASE 0x2000
#define ADDER_SCROLL_DOWN 0x1000
/* ADDER status and interrupt enable registers [1], [2], [3] */
#define DISABLE 0x0000
#define PAUSE_COMPLETE 0x0001
#define FRAME_SYNC 0x0002
#define INIT_COMPLETE 0x0004
#define RASTEROP_COMPLETE 0x0008
#define ADDRESS_COMPLETE 0x0010
#define RX_READY 0x0020
#define TX_READY 0x0040
#define ID_SCROLL_READY 0x0080
#define TOP_CLIP 0x0100
#define BOTTOM_CLIP 0x0200
#define LEFT_CLIP 0x0400
#define RIGHT_CLIP 0x0800
#define NO_CLIP 0x1000
#define VSYNC 0x2000
/* ADDER command register [8], [10] */
#define OCR_zero 0x0000
#define Z_BLOCK0 0x0000
#define OCRA 0x0000
#define OCRB 0x0004
#define RASTEROP 0x02c0
#define PBT 0x03c0
#define BTPZ 0x0bb0
#define PTBZ 0x07a0
#define DTE 0x0400
#define S1E 0x0800
#define S2E 0x1000
#define VIPER_Z_LOAD 0x01A0
#define ID_LOAD 0x0100
#define CANCEL 0x0000
#define LF_R1 0x0000
#define LF_R2 0x0010
#define LF_R3 0x0020
#define LF_R4 0x0030
/* ADDER rasterop mode register [9] */
#define NORMAL 0x0000
#define LINEAR_PATTERN 0x0002
#define X_FILL 0x0003
#define Y_FILL 0x0007
#define BASELINE 0x0008
#define HOLE_ENABLE 0x0010
#define SRC_1_INDEX_ENABLE 0x0020
#define DST_INDEX_ENABLE 0x0040
#define DST_WRITE_ENABLE 0x0080
/* ADDER source 2 size register */
#define NO_TILE 0x0080
/* External registers base addresses */
#define CS_UPDATE_MASK 0x0060
#define CS_SCROLL_MASK 0x0040
/* VIPER registers */
#define RESOLUTION_MODE 0x0080
#define MEMORY_BUS_WIDTH 0x0081
#define PLANE_ADDRESS 0x0083
#define LU_FUNCTION_R1 0x0084
#define LU_FUNCTION_R2 0x0085
#define LU_FUNCTION_R3 0x0086
#define LU_FUNCTION_R4 0x0087
#define MASK_1 0x0088
#define MASK_2 0x0089
#define SOURCE 0x008a
#define SOURCE_Z 0x0000
#define BACKGROUND_COLOR 0x008e
#define BACKGROUND_COLOR_Z 0x000C
#define FOREGROUND_COLOR 0x008f
#define FOREGROUND_COLOR_Z 0x0004
#define SRC1_OCR_A 0x0090
#define SRC2_OCR_A 0x0091
#define DST_OCR_A 0x0092
#define SRC1_OCR_B 0x0094
#define SRC2_OCR_B 0x0095
#define DST_OCR_B 0x0096
/* VIPER scroll registers */
#define SCROLL_CONSTANT 0x0082
#define SCROLL_FILL 0x008b
#define SCROLL_FILL_Z 0x0008
#define LEFT_SCROLL_MASK 0x008c
#define RIGHT_SCROLL_MASK 0x008d
/* VIPER register bit definitions */
#define EXT_NONE 0x0000
#define EXT_SOURCE 0x0001
#define EXT_M1_M2 0x0002
#define INT_NONE 0x0000
#define INT_SOURCE 0x0004
#define INT_M1_M2 0x0008
#define ID 0x0010
#define NO_ID 0x0000
#define WAIT 0x0020
#define NO_WAIT 0x0000
#define BAR_SHIFT_DELAY WAIT
#define NO_BAR_SHIFT_DELAY NO_WAIT
/* VIPER logical function unit codes */
#define LF_ZEROS 0x0000
#define LF_D_XOR_S 0x0006
#define LF_SOURCE 0x000A
#define LF_D_OR_S 0x000E
#define LF_ONES 0x000F
#define INV_M1_M2 0x0030
#define FULL_SRC_RESOLUTION 0X00C0 /* makes second pass like first pass */
/* VIPER scroll register [2] */
#define SCROLL_DISABLE 0x0040
#define SCROLL_ENABLE 0x0020
#define VIPER_LEFT 0x0000
#define VIPER_RIGHT 0x0010
#define VIPER_UP 0x0040
#define VIPER_DOWN 0x0000
/* Adder scroll register */
#define ADDER_UP 0x0000
#define ADDER_DOWN 0x1000
/* Misc scroll definitions */
#define UP 0
#define DOWN 1
#define LEFT 2
#define RIGHT 3
#define NODIR 4
#define SCROLL_VMAX 31
#define SCROLL_HMAX 15
#define NEW 2
#define OLD 1
#define BUSY 1
#define DRAG 1
#define SCROLL 0
/* miscellaneous defines */
#define ALL_PLANES 0xffffffff
#define UNITY 0x1fff /* Adder scale factor */
#define MAX_SCREEN_X 1024
#define MAX_SCREEN_Y 864
#define FONT_HEIGHT 32
struct adder {
/* adder control registers */
u_short register_address; /* ADDER reg pntr for use by DGA */
u_short request_enable; /* DMA request enables */
u_short interrupt_enable; /* interrupt enables */
u_short status; /* ADDER status bits */
u_short reserved1; /* test function only */
u_short spare1; /* spare address (what else?) */
u_short reserved2; /* test function only */
u_short id_data; /* data path to I/D bus */
u_short command; /* ADDER chip command register */
u_short rasterop_mode; /* sets rasterop execution modes */
u_short cmd; /* duplicate path to above cmd reg */
u_short reserved3; /* test function only */
/* scroll registers */
u_short ID_scroll_data; /* I/D bus scroll data */
u_short ID_scroll_command; /* I/D bus scroll command */
u_short scroll_x_min; /* X scroll min - left boundary */
u_short scroll_x_max; /* X scroll max - right boundary */
u_short scroll_y_min; /* Y scroll min - upper boundary */
u_short scroll_y_max; /* Y scroll max - lower boundary */
u_short pause; /* Y coord to set stat when scanned */
u_short y_offset_pending; /* vertical scroll control */
u_short y_scroll_constant;
/* update control registers */
u_short x_index_pending; /* x pending index */
u_short y_index_pending; /* y pending index */
u_short x_index_new; /* new x index */
u_short y_index_new; /* new y index */
u_short x_index_old; /* old x index */
u_short y_index_old; /* old y index */
u_short x_clip_min; /* left clipping boundary */
u_short x_clip_max; /* right clipping boundary */
u_short y_clip_min; /* upper clipping boundary */
u_short y_clip_max; /* lower clipping boundary */
u_short spare2; /* spare address (another!) */
/* rasterop control registers */
u_short source_1_dx; /* source #1 x vector */
u_short source_1_dy; /* source #1 y vector*/
u_short source_1_x; /* source #1 x origin */
u_short source_1_y; /* source #1 y origin */
u_short destination_x; /* destination x origin */
u_short destination_y; /* destination y origin */
u_short fast_dest_dx; /* destination x fast vector */
u_short fast_dest_dy; /* destination y fast vector */
u_short slow_dest_dx; /* destination x slow vector */
u_short slow_dest_dy; /* destination y slow vector */
u_short fast_scale; /* scale factor for fast vector */
u_short slow_scale; /* scale factor for slow vector */
u_short source_2_x; /* source #2 x origin */
u_short source_2_y; /* source #2 y origin */
u_short source_2_size; /* source #2 height & width */
u_short error_1; /* error regs (?) */
u_short error_2;
/* screen format control registers */
u_short y_scan_count_0; /* y scan counts for vert timing */
u_short y_scan_count_1;
u_short y_scan_count_2;
u_short y_scan_count_3;
u_short x_scan_conf; /* x scan configuration */
u_short x_limit;
u_short y_limit;
u_short x_scan_count_0; /* x scan count for horiz timing */
u_short x_scan_count_1;
u_short x_scan_count_2;
u_short x_scan_count_3;
u_short x_scan_count_4;
u_short x_scan_count_5;
u_short x_scan_count_6;
u_short sync_phase_adj; /* sync phase (horiz sync count) */
};
/*---------------------
* DUART definitions */
/* command definitions */
#define EN_RCV 0x01
#define DIS_RCV 0x02
#define EN_XMT 0x04
#define DIS_XMT 0x08
#define RESET_M 0x10
#define RESET_RCV 0x20
#define RESET_XMT 0x30
#define RESET_ERR 0x40
#define RESET_BD 0x50
#define START_BREAK 0x60
#define STOP_BREAK 0x70
/* interupt bit definitions */
#define EI_XMT_A 0x01
#define EI_RCV_A 0x02
#define EI_XMT_B 0x10
#define EI_RCV_B 0x20
#define XMT_RDY_A 0x01
#define RCV_RDY_A 0x02
#define XMT_RDY_B 0x10
#define RCV_RDY_B 0x20
/* status register bit definitions */
#define RCV_RDY 0x01
#define FIFO_FULL 0x02
#define XMT_RDY 0x04
#define XMT_EMT 0x08
#define OVER_ERR 0x10
#define ERR_PARITY 0x20
#define FRAME_ERR 0x40
#define RCVD_BREAK 0x80
struct duart {
/* channel A - LK201 */
short modeA; /* ch.A mode reg (read/write) */
short statusA; /* ch.A status reg (read) */
#define clkselA statusA /* ch.A clock slect reg (write) */
short cmdA; /* ch.A command reg (write) */
short dataA; /* rcv/xmt data ch.A (read/write) */
short inchng; /* input change state reg (read) */
#define auxctl inchng /* auxiliary control reg (write) */
short istatus; /* interrupt status reg (read) */
#define imask istatus /* interrupt mask reg (write) */
short CThi; /* counter/timer hi byte (read) */
#define CTRhi CThi /* counter/timer hi reg (write) */
short CTlo; /* counter/timer lo byte (read) */
#define CTRlo CTlo /* counter/timer lo reg (write) */
/* channel B - pointing device */
short modeB; /* ch.B mode reg (read/write) */
short statusB; /* ch.B status reg (read) */
#define clkselB statusB /* ch.B clock select reg (write) */
short cmdB; /* ch.B command reg (write) */
short dataB; /* ch.B rcv/xmt data (read/write) */
short rsrvd;
short inport; /* input port (read) */
#define outconf inport /* output port config reg (write) */
short strctr; /* start counter command (read) */
#define setbits setctr /* output bits set command (write) */
short stpctr; /* stop counter command (read) */
#define resetbits stpctr /* output bits reset cmd (write) */
};
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