diff options
Diffstat (limited to 'nx-X11/programs/Xserver/hw/sunLynx/cgsixreg.h')
| -rw-r--r-- | nx-X11/programs/Xserver/hw/sunLynx/cgsixreg.h | 206 |
1 files changed, 0 insertions, 206 deletions
diff --git a/nx-X11/programs/Xserver/hw/sunLynx/cgsixreg.h b/nx-X11/programs/Xserver/hw/sunLynx/cgsixreg.h deleted file mode 100644 index 0c44c2a58..000000000 --- a/nx-X11/programs/Xserver/hw/sunLynx/cgsixreg.h +++ /dev/null @@ -1,206 +0,0 @@ -/* $Xorg: cgsixreg.h,v 1.3 2000/08/17 19:48:36 cpqbld Exp $ */ -/* - * Copyright (c) 1993 - * The Regents of the University of California. All rights reserved. - * - * This software was developed by the Computer Systems Engineering group - * at Lawrence Berkeley Laboratory under DARPA contract BG 91-66 and - * contributed to Berkeley. - * - * All advertising materials mentioning features or use of this software - * must display the following acknowledgement: - * This product includes software developed by the University of - * California, Lawrence Berkeley Laboratory. - * - * 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. All advertising materials mentioning features or use of this software - * must display the following acknowledgement: - * This product includes software developed by the University of - * California, Berkeley and its contributors. - * 4. 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. - * - * @(#)cgsixreg.h 8.4 (Berkeley) 1/21/94 - */ -/* $NetBSD: cgsixreg.h,v 1.3 1994/11/20 20:52:00 deraadt Exp $ */ -/* $XFree86: xc/programs/Xserver/hw/sunLynx/cgsixreg.h,v 3.1 1996/12/27 06:51:33 dawes Exp $ */ - -/* - * CG6 display registers. (Note, I got tired of writing `cgsix' about - * halfway through and changed everything to cg6, but I probably missed - * some. Unfortunately, the way config works, we need to spell out `six' - * in some places anyway.) - * - * The cg6 is a complicated beastie. We have been unable to extract any - * documentation and most of the following are guesses based on a limited - * amount of reverse engineering. - * - * A cg6 is composed of numerous groups of control registers, all with TLAs: - * FBC - frame buffer control? - * FHC - fbc hardware configuration / control? register (32 bits) - * DHC - ??? - * TEC - transform engine control? - * THC - TEC Hardware Configuration - * ROM - a 64Kbyte ROM with who knows what in it. - * colormap - see below - * frame buffer memory (video RAM) - * possible other stuff - * - * Like the cg3, the cg6 uses a Brooktree Video DAC (see btreg.h). - * - * Various revisions of the cgsix have various hardware bugs. So far, - * we have only seen rev 1 & 2. - */ - -/* bits in FHC register */ -#define FHC_FBID_MASK 0xff000000 /* bits 24..31 are frame buffer ID */ -#define FHC_FBID_SHIFT 24 -#define FHC_REV_MASK 0x00f00000 /* bits 20..23 are revision */ -#define FHC_REV_SHIFT 20 -#define FHC_FROP_DISABLE 0x00080000 /* disable fast/font? rasterops */ -#define FHC_ROW_DISABLE 0x00040000 /* ??? */ -#define FHC_SRC_DISABLE 0x00020000 /* ??? */ -#define FHC_DST_DISABLE 0x00010000 /* disable destination cache */ -#define FHC_RESET 0x00008000 /* ??? */ -#define FHC_XXX0 0x00004000 /* ??? */ -#define FHC_LEBO 0x00002000 /* set little endian byte order? */ -#define FHC_RES_MASK 0x00001800 /* bits 11&12 are resolution */ -#define FHC_RES_1024 0x00000000 /* res = 1024x768 */ -#define FHC_RES_1152 0x00000800 /* res = 1152x900 */ -#define FHC_RES_1280 0x00001000 /* res = 1280x1024 */ -#define FHC_RES_1600 0x00001800 /* res = 1600x1200 */ -#define FHC_CPU_MASK 0x00000600 /* bits 9&10 are cpu type */ -#define FHC_CPU_SPARC 0x00000000 /* cpu = sparc */ -#define FHC_CPU_68020 0x00000200 /* cpu = 68020 */ -#define FHC_CPU_386 0x00000400 /* cpu = 80386 */ -#define FHC_CPU_XXX 0x00000600 /* ??? */ -#define FHC_TEST 0x00000100 /* ??? test window ??? */ -#define FHC_TESTX_MASK 0x000000f0 /* bits 4..7 are test window X */ -#define FHC_TESTX_SHIFT 4 -#define FHC_TESTY_MASK 0x0000000f /* bits 0..3 are test window Y */ -#define FHC_TESTY_SHIFT 0 - -/* - * The layout of the THC. - */ -struct cg6_thc { - u_int thc_xxx0[512]; /* ??? */ - u_int thc_hsync1; /* horizontal sync timing */ - u_int thc_hsync2; /* more hsync timing */ - u_int thc_hsync3; /* yet more hsync timing */ - u_int thc_vsync1; /* vertical sync timing */ - u_int thc_vsync2; /* only two of these */ - u_int thc_refresh; /* refresh counter */ - u_int thc_misc; /* miscellaneous control & status */ - u_int thc_xxx1[56]; /* ??? */ - u_int thc_cursxy; /* cursor x,y position (16 bits each) */ - u_int thc_cursmask[32]; /* cursor mask bits */ - u_int thc_cursbits[32]; /* what to show where mask enabled */ -}; - -/* bits in thc_misc */ -#define THC_MISC_XXX0 0xfff00000 /* unused */ -#define THC_MISC_REVMASK 0x000f0000 /* cg6 revision? */ -#define THC_MISC_REVSHIFT 16 -#define THC_MISC_XXX1 0x0000e000 /* unused */ -#define THC_MISC_RESET 0x00001000 /* ??? */ -#define THC_MISC_XXX2 0x00000800 /* unused */ -#define THC_MISC_VIDEN 0x00000400 /* video enable */ -#define THC_MISC_SYNC 0x00000200 /* not sure what ... */ -#define THC_MISC_VSYNC 0x00000100 /* ... these really are */ -#define THC_MISC_SYNCEN 0x00000080 /* sync enable */ -#define THC_MISC_CURSRES 0x00000040 /* cursor resolution */ -#define THC_MISC_INTEN 0x00000020 /* v.retrace intr enable */ -#define THC_MISC_INTR 0x00000010 /* intr pending / ack bit */ -#define THC_MISC_XXX 0x0000000f /* ??? */ - -/* cursor x / y position value for `off' */ -#define THC_CURSOFF (65536-32) /* i.e., USHRT_MAX+1-32 */ - -/* - * Partial description of TEC (needed to get around FHC rev 1 bugs). - */ -struct cg6_tec_xxx { - u_int tec_mv; /* matrix stuff */ - u_int tec_clip; /* clipping stuff */ - u_int tec_vdc; /* ??? */ -}; - -/* - * This structure exists only to compute the layout of the CG6 - * hardware. Each of the individual substructures lives on a - * separate `page' (where a `page' is at least 4K), and many are - * very far apart. We avoid large offsets (which make for lousy - * code) by using pointers to the individual interesting pieces, - * and map them in independently (to avoid using up PTEs unnecessarily). - */ -struct cg6_layout { - /* ROM at 0 */ - union { - long un_id; /* ID = ?? */ - char un_rom[65536]; /* 64K rom */ - char un_pad[0x200000]; - } cg6_rom_un; - - /* Brooktree DAC at 0x200000 */ - union { - struct bt_regs un_btregs; - char un_pad[0x040000]; - } cg6_bt_un; - - /* DHC, whatever that is, at 0x240000 */ - union { - char un_pad[0x40000]; - } cg6_dhc_un; - - /* ALT, whatever that is, at 0x280000 */ - union { - char un_pad[0x80000]; - } cg6_alt_un; - - /* FHC register at 0x300000 */ - union { - int un_fhc; - char un_pad[0x1000]; - } cg6_fhc_un; - - /* THC at 0x301000 */ - union { - struct cg6_thc un_thc; - char un_pad[0x400000 - 0x1000]; - } cg6_thc_un; - - /* FBC at 0x700000 */ - union { - char un_pad[0x1000]; - } cg6_fbc_un; - - /* TEC at 0x701000 */ - union { - char un_pad[0x100000 - 0x1000]; - struct cg6_tec_xxx un_tec; - } cg6_tec_un; - - /* Video RAM at 0x800000 */ - char cg6_ram[1024 * 1024]; /* approx.? */ -}; |