projects / unix-history / blame
| Commit | Line | Data |
|---|---|---|
| 60f56dfc KM |
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 | * | |
| 2f63f82e | 12 | * from: Utah $Hdr: grf_gbreg.h 1.1 90/07/09$ |
| 60f56dfc | 13 | * |
| 2f63f82e | 14 | * @(#)grf_gbreg.h 7.2 (Berkeley) %G% |
| 60f56dfc KM |
15 | */ |
| 16 | ||
| 17 | /* | |
| 18 | * Gatorbox driver regs | |
| 19 | */ | |
| 20 | ||
| 21 | #define TILER_ENABLE 0x80 | |
| 22 | #define LINE_MOVER_ENABLE 0x80 | |
| 23 | #define UP_LEFT 0x00 | |
| 24 | #define DOWN_RIGHT 0x40 | |
| 25 | #define MOVE_UP_LEFT TILER_ENABLE|UP_LEFT | |
| 26 | #define MOVE_DOWN_RIGHT TILER_ENABLE|DOWN_RIGHT | |
| 27 | ||
| 28 | #define tile_mover_waitbusy(regaddr) \ | |
| 29 | while (((struct gboxfb *)(regaddr))->sec_interrupt & 0x10) | |
| 30 | ||
| 31 | #define line_mover_waitbusy(regaddr) \ | |
| 32 | while ((((struct gboxfb *)(regaddr))->status & 0x80) == 0) | |
| 33 | ||
| 34 | #define gbcm_waitbusy(regaddr) \ | |
| 35 | while (((struct gboxfb *)(regaddr))->cmap_busy != 0xff) | |
| 36 | ||
| 37 | #define vu_char volatile u_char | |
| 38 | ||
| 39 | struct gboxfb { | |
| 40 | u_char :8; | |
| 41 | vu_char reset; /* reset register 0x01 */ | |
| 42 | vu_char sec_interrupt; /* Secondary interrupt register 0x03 */ | |
| 43 | vu_char interrupt; /* interrupt register 0x03 */ | |
| 44 | u_char :8; | |
| 45 | vu_char fbwmsb; /* frame buffer width MSB 0x05 */ | |
| 46 | u_char :8; | |
| 47 | vu_char fbwlsb; /* frame buffer width MSB 0x07 */ | |
| 48 | u_char :8; | |
| 49 | vu_char fbhmsb; /* frame buffer height MSB 0x09 */ | |
| 50 | u_char :8; | |
| 51 | vu_char fbhlsb; /* frame buffer height MSB 0x0b */ | |
| 52 | u_char :8; | |
| 53 | vu_char dwmsb; /* display width MSB 0x0d */ | |
| 54 | u_char :8; | |
| 55 | vu_char dwlsb; /* display width MSB 0x0f */ | |
| 56 | u_char :8; | |
| 57 | vu_char dhmsb; /* display height MSB 0x11 */ | |
| 58 | u_char :8; | |
| 59 | vu_char dhlsb; /* display height MSB 0x13 */ | |
| 60 | u_char :8; | |
| 61 | vu_char fbid; /* Scondary frame buffer id 0x15 */ | |
| 62 | u_char f1[0x5d-0x15-1]; | |
| 63 | vu_char fbomsb; /* frame buffer offset MSB 0x5d */ | |
| 64 | u_char :8; | |
| 65 | vu_char fbolsb; /* frame buffer offset LSB 0x5f */ | |
| 66 | u_char f2[0x4000-0x5f-1]; | |
| 67 | vu_char crtc_address; /* CTR controller address reg 0x4000 */ | |
| 68 | vu_char status; /* Status register 0x4001 */ | |
| 69 | vu_char crtc_data; /* CTR controller data reg 0x4002 */ | |
| 70 | u_char f3[6]; | |
| 71 | vu_char line_mover_rep_rule; /* Line move rep rule */ | |
| 72 | u_char :8, :8; | |
| 73 | vu_char line_mover_width; /* Line move width */ | |
| 74 | u_char f4[0xff3]; | |
| 75 | vu_char width; /* width in tiles 0x5001 */ | |
| 76 | u_char :8; | |
| 77 | vu_char height; /* height in tiles 0x5003 */ | |
| 78 | u_char f5[3]; | |
| 79 | vu_char rep_rule; /* replacement rule 0x5007 */ | |
| 80 | u_char f6[0x6001-0x5007-1]; | |
| 81 | vu_char blink1; /* blink 1 0x6001 */ | |
| 82 | u_char f7[3]; | |
| 83 | vu_char blink2; /* blink 2 0x6005 */ | |
| 84 | u_char f8[3]; | |
| 85 | vu_char write_protect; /* write protect 0x6009 */ | |
| 86 | u_char f9[0x6803-0x6009-1]; | |
| 87 | vu_char cmap_busy; /* color map busy 0x6803 */ | |
| 88 | u_char f10[0x68b9-0x6803-1]; | |
| 89 | vu_char creg_select; /* color map register select 0x68b8 */ | |
| 90 | u_char f11[0x68f1-0x68b9-1]; | |
| 91 | vu_char cmap_write; /* color map write trigger 0x68f1 */ | |
| 92 | u_char f12[0x69b3-0x68f1-1]; | |
| 93 | vu_char cmap_red; /* red value register 0x69b3 */ | |
| 94 | u_char :8; | |
| 95 | vu_char cmap_grn; /* green value register 0x69b5 */ | |
| 96 | u_char :8; | |
| 97 | vu_char cmap_blu; /* blue value register 0x69b6 */ | |
| 98 | }; |