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Annotation of 43BSDReno/sys/vaxuba/qdreg.h, revision 1.1

1.1     ! root        1: /*
        !             2:  * Copyright (c) 1982, 1986 Regents of the University of California.
        !             3:  * All rights reserved.  The Berkeley software License Agreement
        !             4:  * specifies the terms and conditions for redistribution.
        !             5:  *
        !             6:  *             @(#)qdreg.h     1.5  Berkeley  6/14/88
        !             7:  */
        !             8: 
        !             9: /************************************************************************
        !            10:  *                                                                     *
        !            11:  *                     Copyright (c) 1985, 1986 by                     *
        !            12:  *             Digital Equipment Corporation, Maynard, MA              *
        !            13:  *                     All rights reserved.                            *
        !            14:  *                                                                     *
        !            15:  *   This software is furnished under a license and may be used and    *
        !            16:  *   copied  only  in accordance with the terms of such license and    *
        !            17:  *   with the  inclusion  of  the  above  copyright  notice.   This    *
        !            18:  *   software  or  any other copies thereof may not be provided or     *
        !            19:  *   otherwise made available to any other person.  No title to and    *
        !            20:  *   ownership of the software is hereby transferred.                  *
        !            21:  *                                                                     *
        !            22:  *   The information in this software is subject to change  without    *
        !            23:  *   notice  and should not be construed as a commitment by Digital    *
        !            24:  *   Equipment Corporation.                                            *
        !            25:  *                                                                     *
        !            26:  *   Digital assumes no responsibility for the use  or reliability     *
        !            27:  *   of its software on equipment which is not supplied by Digital.    *
        !            28:  *                                                                     *
        !            29:  ************************************************************************/
        !            30: 
        !            31: /* Dragon ADDER reg map */
        !            32: /* ADDER register bit definitions */
        !            33: /* Y_SCROLL_CONSTANT */
        !            34: 
        !            35: #define SCROLL_ERASE           0x2000
        !            36: #define ADDER_SCROLL_DOWN      0x1000
        !            37: 
        !            38: /* ADDER status and interrupt enable registers [1], [2], [3] */
        !            39: 
        !            40: #define DISABLE                0x0000
        !            41: #define PAUSE_COMPLETE         0x0001
        !            42: #define FRAME_SYNC             0x0002
        !            43: #define INIT_COMPLETE          0x0004
        !            44: #define RASTEROP_COMPLETE      0x0008
        !            45: 
        !            46: #define ADDRESS_COMPLETE       0x0010
        !            47: #define RX_READY               0x0020
        !            48: #define TX_READY               0x0040
        !            49: #define ID_SCROLL_READY        0x0080
        !            50: 
        !            51: #define TOP_CLIP               0x0100
        !            52: #define BOTTOM_CLIP            0x0200
        !            53: #define LEFT_CLIP              0x0400
        !            54: #define RIGHT_CLIP             0x0800
        !            55: #define NO_CLIP                0x1000
        !            56: #define VSYNC                  0x2000
        !            57: 
        !            58: /* ADDER command register [8], [10] */
        !            59: 
        !            60: #define OCR_zero               0x0000
        !            61: #define Z_BLOCK0               0x0000
        !            62: #define OCRA                   0x0000
        !            63: #define OCRB                   0x0004
        !            64: #define RASTEROP               0x02c0
        !            65: #define PBT                    0x03c0
        !            66: #define BTPZ                   0x0bb0
        !            67: #define PTBZ                   0x07a0
        !            68: #define DTE                    0x0400
        !            69: #define S1E                    0x0800
        !            70: #define S2E                    0x1000
        !            71: #define VIPER_Z_LOAD           0x01A0
        !            72: #define ID_LOAD                0x0100
        !            73: #define CANCEL                 0x0000
        !            74: #define LF_R1                  0x0000
        !            75: #define LF_R2                  0x0010
        !            76: #define LF_R3                  0x0020
        !            77: #define LF_R4                  0x0030
        !            78: 
        !            79: /* ADDER rasterop mode register [9] */
        !            80: 
        !            81: #define NORMAL                 0x0000
        !            82: #define LINEAR_PATTERN         0x0002
        !            83: #define X_FILL                 0x0003
        !            84: #define Y_FILL                 0x0007
        !            85: #define BASELINE               0x0008
        !            86: #define HOLE_ENABLE            0x0010
        !            87: #define SRC_1_INDEX_ENABLE     0x0020
        !            88: #define DST_INDEX_ENABLE       0x0040
        !            89: #define DST_WRITE_ENABLE       0x0080
        !            90: 
        !            91: /* ADDER source 2 size register */
        !            92: 
        !            93: #define NO_TILE                0x0080
        !            94: 
        !            95: /* External registers base addresses */
        !            96: 
        !            97: #define CS_UPDATE_MASK         0x0060
        !            98: #define CS_SCROLL_MASK         0x0040
        !            99: 
        !           100: /* VIPER registers */
        !           101: 
        !           102: #define RESOLUTION_MODE        0x0080
        !           103: #define MEMORY_BUS_WIDTH       0x0081
        !           104: #define PLANE_ADDRESS          0x0083
        !           105: #define LU_FUNCTION_R1         0x0084
        !           106: #define LU_FUNCTION_R2         0x0085
        !           107: #define LU_FUNCTION_R3         0x0086
        !           108: #define LU_FUNCTION_R4         0x0087
        !           109: #define MASK_1                 0x0088
        !           110: #define MASK_2                 0x0089
        !           111: #define SOURCE                 0x008a
        !           112: #define SOURCE_Z               0x0000
        !           113: #define BACKGROUND_COLOR       0x008e
        !           114: #define BACKGROUND_COLOR_Z     0x000C
        !           115: #define FOREGROUND_COLOR       0x008f
        !           116: #define FOREGROUND_COLOR_Z     0x0004
        !           117: #define SRC1_OCR_A             0x0090
        !           118: #define SRC2_OCR_A             0x0091
        !           119: #define DST_OCR_A              0x0092
        !           120: #define SRC1_OCR_B             0x0094
        !           121: #define SRC2_OCR_B             0x0095
        !           122: #define DST_OCR_B              0x0096
        !           123: 
        !           124: /* VIPER scroll registers */
        !           125: 
        !           126: #define SCROLL_CONSTANT        0x0082
        !           127: #define SCROLL_FILL            0x008b
        !           128: #define SCROLL_FILL_Z          0x0008
        !           129: #define LEFT_SCROLL_MASK       0x008c
        !           130: #define RIGHT_SCROLL_MASK      0x008d
        !           131: 
        !           132: /* VIPER register bit definitions */
        !           133: 
        !           134: #define EXT_NONE               0x0000
        !           135: #define EXT_SOURCE             0x0001
        !           136: #define EXT_M1_M2              0x0002
        !           137: #define INT_NONE               0x0000
        !           138: #define INT_SOURCE             0x0004
        !           139: #define INT_M1_M2              0x0008
        !           140: #define ID                     0x0010
        !           141: #define NO_ID                  0x0000
        !           142: #define WAIT                   0x0020
        !           143: #define NO_WAIT                0x0000
        !           144: #define BAR_SHIFT_DELAY        WAIT
        !           145: #define NO_BAR_SHIFT_DELAY     NO_WAIT
        !           146: 
        !           147: 
        !           148: /* VIPER logical function unit codes */
        !           149: 
        !           150: #define LF_ZEROS               0x0000
        !           151: #define LF_D_XOR_S             0x0006
        !           152: #define LF_SOURCE              0x000A
        !           153: #define LF_D_OR_S              0x000E
        !           154: #define LF_ONES                0x000F
        !           155: #define INV_M1_M2              0x0030
        !           156: #define FULL_SRC_RESOLUTION    0X00C0 /* makes second pass like first pass */
        !           157: 
        !           158: /* VIPER scroll register [2] */
        !           159: 
        !           160: #define SCROLL_DISABLE         0x0040
        !           161: #define SCROLL_ENABLE          0x0020
        !           162: #define VIPER_LEFT             0x0000
        !           163: #define VIPER_RIGHT            0x0010
        !           164: #define VIPER_UP               0x0040
        !           165: #define VIPER_DOWN             0x0000
        !           166: 
        !           167: /* Adder scroll register */
        !           168: 
        !           169: #define ADDER_UP               0x0000
        !           170: #define ADDER_DOWN             0x1000
        !           171: 
        !           172: /* Misc scroll definitions */
        !           173: 
        !           174: #define UP             0
        !           175: #define DOWN           1
        !           176: #define LEFT           2
        !           177: #define RIGHT          3
        !           178: #define NODIR          4
        !           179: #define SCROLL_VMAX    31
        !           180: #define SCROLL_HMAX    15
        !           181: #define NEW            2
        !           182: #define OLD            1
        !           183: #define BUSY           1
        !           184: #define DRAG           1
        !           185: #define SCROLL         0
        !           186: 
        !           187: /* miscellaneous defines */
        !           188: 
        !           189: #define ALL_PLANES     0xffffffff
        !           190: #define UNITY          0x1fff           /* Adder scale factor */
        !           191: #define MAX_SCREEN_X   1024
        !           192: #define MAX_SCREEN_Y   864
        !           193: #define FONT_HEIGHT    32
        !           194: 
        !           195:        struct adder {
        !           196: 
        !           197:            /* adder control registers */
        !           198: 
        !           199:            u_short register_address;   /* ADDER reg pntr for use by DGA */
        !           200:            u_short request_enable;     /* DMA request enables */
        !           201:            u_short interrupt_enable;   /* interrupt enables */
        !           202:            u_short status;             /* ADDER status bits */
        !           203:            u_short reserved1;          /* test function only */
        !           204:            u_short spare1;             /* spare address (what else?) */
        !           205: 
        !           206:            u_short reserved2;          /* test function only */
        !           207:            u_short id_data;            /* data path to I/D bus */
        !           208:            u_short command;            /* ADDER chip command register */
        !           209:            u_short rasterop_mode;      /* sets rasterop execution modes */
        !           210:            u_short cmd;                /* duplicate path to above cmd reg */
        !           211:            u_short reserved3;          /* test function only */
        !           212: 
        !           213:            /* scroll registers */
        !           214: 
        !           215:            u_short ID_scroll_data;     /* I/D bus scroll data */
        !           216:            u_short ID_scroll_command;  /* I/D bus scroll command */
        !           217:            u_short scroll_x_min;       /* X scroll min - left boundary */
        !           218:            u_short scroll_x_max;       /* X scroll max - right boundary */
        !           219:            u_short scroll_y_min;       /* Y scroll min - upper boundary */
        !           220:            u_short scroll_y_max;       /* Y scroll max - lower boundary */
        !           221:            u_short pause;              /* Y coord to set stat when scanned */
        !           222:            u_short y_offset_pending;   /* vertical scroll control */
        !           223:            u_short y_scroll_constant;
        !           224: 
        !           225:            /* update control registers */
        !           226: 
        !           227:            u_short x_index_pending;    /* x pending index */
        !           228:            u_short y_index_pending;    /* y pending index */
        !           229:            u_short x_index_new;        /* new x index */
        !           230:            u_short y_index_new;                /* new y index */
        !           231:            u_short x_index_old;                /* old x index */
        !           232:            u_short y_index_old;                /* old y index */
        !           233:            u_short x_clip_min;         /* left clipping boundary */
        !           234:            u_short x_clip_max;         /* right clipping boundary */
        !           235:            u_short y_clip_min;         /* upper clipping boundary */
        !           236:            u_short y_clip_max;         /* lower clipping boundary */
        !           237:            u_short spare2;             /* spare address (another!) */
        !           238: 
        !           239:            /* rasterop control registers */
        !           240: 
        !           241:            u_short source_1_dx;        /* source #1 x vector */
        !           242:            u_short source_1_dy;        /* source #1 y vector*/
        !           243:            u_short source_1_x;         /* source #1 x origin */
        !           244:            u_short source_1_y;         /* source #1 y origin */
        !           245:            u_short destination_x;      /* destination x origin */
        !           246:            u_short destination_y;      /* destination y origin */
        !           247:            u_short fast_dest_dx;       /* destination x fast vector */
        !           248:            u_short fast_dest_dy;       /* destination y fast vector */
        !           249:            u_short slow_dest_dx;       /* destination x slow vector */
        !           250:            u_short slow_dest_dy;       /* destination y slow vector */
        !           251:            u_short fast_scale;         /* scale factor for fast vector */
        !           252:            u_short slow_scale;         /* scale factor for slow vector */
        !           253:            u_short source_2_x;         /* source #2 x origin */
        !           254:            u_short source_2_y;         /* source #2 y origin */
        !           255:            u_short source_2_size;      /* source #2 height & width */
        !           256:            u_short error_1;            /* error regs (?) */
        !           257:            u_short error_2;
        !           258: 
        !           259:            /* screen format control registers */
        !           260: 
        !           261:            u_short y_scan_count_0;     /* y scan counts for vert timing */
        !           262:            u_short y_scan_count_1;
        !           263:            u_short y_scan_count_2;
        !           264:            u_short y_scan_count_3;
        !           265:            u_short x_scan_conf;        /* x scan configuration */
        !           266:            u_short x_limit;
        !           267:            u_short y_limit;
        !           268:            u_short x_scan_count_0;     /* x scan count for horiz timing */
        !           269:            u_short x_scan_count_1;
        !           270:            u_short x_scan_count_2;
        !           271:            u_short x_scan_count_3;
        !           272:            u_short x_scan_count_4;
        !           273:            u_short x_scan_count_5;
        !           274:            u_short x_scan_count_6;
        !           275:            u_short sync_phase_adj;     /* sync phase (horiz sync count) */
        !           276:        };
        !           277: 
        !           278: /*---------------------
        !           279: * DUART definitions */
        !           280: 
        !           281:        /* command definitions */
        !           282: 
        !           283: #define EN_RCV         0x01
        !           284: #define DIS_RCV        0x02
        !           285: #define EN_XMT         0x04
        !           286: #define DIS_XMT        0x08
        !           287: #define RESET_M        0x10
        !           288: #define RESET_RCV      0x20
        !           289: #define RESET_XMT      0x30
        !           290: #define RESET_ERR      0x40
        !           291: #define RESET_BD       0x50
        !           292: #define START_BREAK    0x60
        !           293: #define STOP_BREAK     0x70
        !           294: 
        !           295:        /* interupt bit definitions */
        !           296: 
        !           297: #define EI_XMT_A       0x01
        !           298: #define EI_RCV_A       0x02
        !           299: #define EI_XMT_B       0x10
        !           300: #define EI_RCV_B       0x20
        !           301: 
        !           302: #define XMT_RDY_A      0x01
        !           303: #define RCV_RDY_A      0x02
        !           304: #define XMT_RDY_B      0x10
        !           305: #define RCV_RDY_B      0x20
        !           306: 
        !           307:        /* status register bit defintions */
        !           308: 
        !           309: #define RCV_RDY        0x01
        !           310: #define FIFO_FULL      0x02
        !           311: #define XMT_RDY        0x04
        !           312: #define XMT_EMT        0x08
        !           313: #define OVER_ERR       0x10
        !           314: #define ERR_PARITY     0x20
        !           315: #define FRAME_ERR      0x40
        !           316: #define RCVD_BREAK     0x80
        !           317: 
        !           318: 
        !           319:        struct duart {
        !           320: 
        !           321:            /* channel A - LK201 */
        !           322: 
        !           323:            short modeA;                /* ch.A mode reg (read/write) */
        !           324:            short statusA;              /* ch.A status reg (read) */
        !           325: #define clkselA statusA                /* ch.A clock slect reg (write) */
        !           326:            short cmdA;                 /* ch.A command reg (write) */
        !           327:            short dataA;                /* rcv/xmt data ch.A (read/write) */
        !           328:            short inchng;               /* input change state reg (read) */
        !           329: #define auxctl inchng                  /* auxiliary control reg (write) */
        !           330:            short istatus;              /* interrupt status reg (read) */
        !           331: #define imask istatus                  /* interrupt mask reg (write) */
        !           332:            short CThi;                 /* counter/timer hi byte (read) */
        !           333: #define CTRhi CThi                     /* counter/timer hi reg (write) */
        !           334:            short CTlo;                 /* counter/timer lo byte (read) */
        !           335: #define CTRlo CTlo                     /* counter/timer lo reg (write) */
        !           336: 
        !           337:            /* channel B - pointing device */
        !           338: 
        !           339:            short modeB;                /* ch.B mode reg (read/write) */
        !           340:            short statusB;              /* ch.B status reg (read) */
        !           341: #define clkselB statusB                /* ch.B clock select reg (write) */
        !           342:            short cmdB;                 /* ch.B command reg (write) */
        !           343:            short dataB;                /* ch.B rcv/xmt data (read/write) */
        !           344:            short rsrvd;
        !           345:            short inport;               /* input port (read) */
        !           346: #define outconf inport                 /* output port config reg (write) */
        !           347:            short strctr;               /* start counter command (read) */
        !           348: #define setbits setctr                 /* output bits set command (write) */
        !           349:            short stpctr;               /* stop counter command (read) */
        !           350: #define resetbits stpctr               /* output bits reset cmd (write) */
        !           351: 
        !           352: };

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