1 /* 2 * Copyright (c) 1988 University of Utah. 3 * Copyright (c) 1990 The Regents of the University of California. 4 * All rights reserved. 5 * 6 * This code is derived from software contributed to Berkeley by 7 * the Systems Programming Group of the University of Utah Computer 8 * Science Department. 9 * 10 * %sccs.include.redist.c% 11 * 12 * from: Utah $Hdr: grf_tcreg.h 1.1 90/07/09$ 13 * 14 * @(#)grf_tcreg.h 7.2 (Berkeley) 11/04/90 15 */ 16 17 #define tccm_waitbusy(regaddr) \ 18 while (((struct tcboxfb *)(regaddr))->cmap_busy & 0x04) DELAY(100) 19 20 #define tc_waitbusy(regaddr,planes) \ 21 while (((struct tcboxfb *)(regaddr))->busy & planes) DELAY(100) 22 23 #define vu_char volatile u_char 24 #define vu_short volatile u_short 25 26 struct tcboxfb { 27 u_char :8; 28 vu_char reset; /* reset register 0x01 */ 29 vu_char fb_address; /* frame buffer address 0x02 */ 30 vu_char interrupt; /* interrupt register 0x03 */ 31 u_char :8; 32 vu_char fbwmsb; /* frame buffer width MSB 0x05 */ 33 u_char :8; 34 vu_char fbwlsb; /* frame buffer width MSB 0x07 */ 35 u_char :8; 36 vu_char fbhmsb; /* frame buffer height MSB 0x09 */ 37 u_char :8; 38 vu_char fbhlsb; /* frame buffer height MSB 0x0b */ 39 u_char :8; 40 vu_char dwmsb; /* display width MSB 0x0d */ 41 u_char :8; 42 vu_char dwlsb; /* display width MSB 0x0f */ 43 u_char :8; 44 vu_char dhmsb; /* display height MSB 0x11 */ 45 u_char :8; 46 vu_char dhlsb; /* display height MSB 0x13 */ 47 u_char :8; 48 vu_char fbid; /* Scondary frame buffer id 0x15 */ 49 u_char :8; 50 vu_char bits; /* square(0)/double-high(1) 0x17 */ 51 u_char f1[0x5b-0x17-1]; 52 vu_char num_planes; /* number of color planes 0x5b */ 53 u_char :8; 54 vu_char fbomsb; /* frame buffer offset MSB 0x5d */ 55 u_char :8; 56 vu_char fbolsb; /* frame buffer offset LSB 0x5f */ 57 u_char f2[0x4040-0x5f-1]; 58 vu_char vblank; /* vertical blanking 0x4040 */ 59 u_char :8,:8,:8; 60 vu_char busy; /* window move active 0x4044 */ 61 u_char :8,:8,:8; 62 vu_char vtrace_request; /* vert retrace intr request 0x4048 */ 63 u_char :8,:8,:8; 64 vu_char move_request; /* window move intr request 0x404C */ 65 u_char f3[0x4080-0x404c-1]; 66 vu_char nblank; /* display enable planes 0x4080 */ 67 u_char f4[0x4088-0x4080-1]; 68 vu_char wen; /* write enable plane 0x4088 */ 69 u_char f5[0x408c-0x4088-1]; 70 vu_char ren; /* read enable plane 0x408c */ 71 u_char f6[0x4090-0x408c-1]; 72 vu_char fben; /* frame buffer write enable 0x4090 */ 73 u_char f7[0x409c-0x4090-1]; 74 vu_char wmove; /* start window move 0x409c */ 75 u_char f8[0x40a0-0x409c-1]; 76 vu_char blink; /* enable blink planes 0x40a0 */ 77 u_char f9[0x40a8-0x40a0-1]; 78 vu_char altframe; /* enable alternate frame 0x40a8 */ 79 u_char f10[0x40ac-0x40a8-1]; 80 vu_char curon; /* cursor control register 0x40ac */ 81 u_char f11[0x40ea-0x40ac-1]; 82 vu_char prr; /* pixel replacement rule 0x40ea */ 83 u_char f12[0x40ef-0x40ea-1]; 84 vu_char wmrr; /* move replacement rule 0x40ef */ 85 u_char f13[0x40f2-0x40ef-1]; 86 vu_short source_x; /* source x pixel # 0x40f2 */ 87 u_char f14[0x40f6-0x40f2-2]; 88 vu_short source_y; /* source y pixel # 0x40f6 */ 89 u_char f15[0x40fa-0x40f6-2]; 90 vu_short dest_x; /* dest x pixel # 0x40fa */ 91 u_char f16[0x40fe-0x40fa-2]; 92 vu_short dest_y; /* dest y pixel # 0x40fe */ 93 u_char f17[0x4102-0x40fe-2]; 94 vu_short wwidth; /* block mover pixel width 0x4102 */ 95 u_char f18[0x4106-0x4102-2]; 96 vu_short wheight; /* block mover pixel height 0x4106 */ 97 u_char f19[0x6002-0x4106-2]; 98 vu_short cmap_busy; /* Color Ram busy 0x6002 */ 99 u_char f20[0x60b2-0x6002-2]; 100 vu_short rdata; /* color map red data 0x60b2 */ 101 vu_short gdata; /* color map green data 0x60b4 */ 102 vu_short bdata; /* color map blue data 0x60b6 */ 103 vu_short cindex; /* color map index 0x60b8 */ 104 vu_short plane_mask; /* plane mask select 0x60ba */ 105 u_char f21[0x60f0-0x60ba-2]; 106 vu_short strobe; /* color map trigger 0x60f0 */ 107 }; 108 109