/* $NetBSD: qdreg.h,v 1.6.4.1 2023/02/12 12:27:26 martin 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_NOT_D 0x0003 #define LF_D_XOR_S 0x0006 #define LF_SOURCE 0x000a #define LF_D 0x000c #define LF_D_OR_S 0x000d #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 /* interrupt 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 select 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) */ };