1 /* ikreg.h 6.1 83/08/13 */ 2 3 struct ikdevice { 4 short ik_wc; /* Unibus word count reg */ 5 u_short ik_ubaddr; /* Unibus address register */ 6 u_short ik_ustat; /* Unibus status/command reg */ 7 u_short ik_data; /* Data register */ 8 u_short ik_xaddr; /* X address in frame buffer */ 9 u_short ik_yaddr; /* Y address in frame buffer */ 10 u_short ik_istat; /* Ikonas status/command reg */ 11 u_short ik_chan; /* Channel control register */ 12 }; 13 14 #define IK_GETADDR IKIOGETADDR 15 #define IK_WAITINT IKIOWAITINT 16 #define IKIOGETADDR _IOR(i, 0, caddr_t) /* get Unibus device address */ 17 #define IKIOWAITINT _IO(i, 1) /* await device interrupt */ 18 19 /* 20 * Unibus status/command register bits 21 */ 22 23 #define IK_GO 01 24 #define IK_IENABLE 0100 25 #define IK_READY 0200 26 #define IK_IKONAS_INTR 0100000 27 28 /* 29 * Ikonas status/command register bits 30 */ 31 32 #define WORD32 0 33 #define RES512 2 34 #define RES1024 3 35 #define READ_SELECT 0 36 #define WRITE_MASK 010 37 #define WRITE_SELECT 020 38 #define HALFWORD 040 39 #define DMAENABLE 0100 40 #define INVISIBLE_IO 0200 41 #define AUTOINCREMENT 0400 42 #define RUN_PROCESSOR 01000 43 #define CLEAR 02000 44 #define BYTE_MODE 04000 45 #define FRAME_ENABLE 010000 46 #define PROC_ENABLE 020000 47 #define RED_SELECT 0 48 #define GREEN_SELECT 040000 49 #define BLUE_SELECT 0100000 50 #define ALPHA_SELECT 0140000 51 52 /* 53 * Frame buffer controller 54 */ 55 56 #define FBC0 060000000 57 #define FBC1 062000000 58 59 #define VIEWPORT_LOC 0 60 #define VIEWPORT_SIZE 1 61 #define WINDOW_LOC 2 62 #define ZOOM 3 63 #define DISPLAY_RATE 4 64 #define VIDEO_CONTROL 5 65 #define FORMAT_CONTROL_MASK 03 66 #define CURSOR_ON 04 67 #define LOW_RESOL 0 68 #define HIGH_RESOL 010 69 #define AUTO_CLEAR 040 70 #define EXT_SYNC 0100 71 #define COLOR_MAP_PAGES 0600 72 #define HIGH_RESOL_SYNC 01000 73 #define REPEAT_FIELD 02000 74 #define PIXEL_CLOCK_RATE_MASK 077 75 #define CURSOR_LOC 6 76 #define CURSOR_SHADE 7 77 78 #define CURSOR_MAP 0400 79 80 /* 81 * Color map lookup table 82 */ 83 84 #define CMAP0 040600000 85 #define CMAP1 040610000 86 87 #define CHAN_SELECT 02000 88 89 /* 90 * Frame buffer memories 91 */ 92 93 #define MEM0 000000000 94 #define MEM1 004000000 95 96 /* 97 * Bit-slice processor 98 */ 99 100 #define UMEM 040000000 101 #define SCRPAD 040400000 102 #define PROC 041200000 103 104 /* 105 * Frame grabber 106 */ 107 108 #define FMG0 060200000 109