/* $NetBSD: vidc.h,v 1.2 1996/03/28 21:22:24 mark Exp $ */ /* * Copyright (c) 1994,1995 Mark Brinicombe. * Copyright (c) 1994,1995 Brini. * All rights reserved. * * This code is derived from software written for Brini by Mark Brinicombe * * 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 Brini. * 4. The name of the company nor the name of the author may be used to * endorse or promote products derived from this software without specific * prior written permission. * * THIS SOFTWARE IS PROVIDED BY BRINI ``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 BRINI 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. * * RiscBSD kernel project * * vidc.h * * VIDC20 registers * * Created : 18/09/94 * Last updated : 08/03/95 * * Based on kate/display/vidc.h * * $Id: vidc.h,v 1.1 1996/04/24 11:08:46 deraadt Exp $ */ #ifndef __vidc_h #define __vidc_h /* VIDC20 Base addresses */ #define VIDC_HW_BASE 0x03400000 #define VIDC_BASE 0xf6100000 /* Video registers */ #define VIDC_PALETTE 0x00000000 #define VIDC_PALREG 0x10000000 #define VIDC_BCOL 0x40000000 #define VIDC_CP0 0x40000000 #define VIDC_CP1 0x50000000 #define VIDC_CP2 0x60000000 #define VIDC_CP3 0x70000000 #define VIDC_HCR 0x80000000 #define VIDC_HSWR 0x81000000 #define VIDC_HBSR 0x82000000 #define VIDC_HDSR 0x83000000 #define VIDC_HDER 0x84000000 #define VIDC_HBER 0x85000000 #define VIDC_HCSR 0x86000000 #define VIDC_HIR 0x87000000 #define VIDC_VCR 0x90000000 #define VIDC_VSWR 0x91000000 #define VIDC_VBSR 0x92000000 #define VIDC_VDSR 0x93000000 #define VIDC_VDER 0x94000000 #define VIDC_VBER 0x95000000 #define VIDC_VCSR 0x96000000 #define VIDC_VCER 0x97000000 #define VIDC_EREG 0xc0000000 #define VIDC_FSYNREG 0xd0000000 #define VIDC_CONREG 0xe0000000 #define VIDC_DCTL 0xf0000000 /* VIDC palette macros */ #define VIDC_RED(r) (r) #define VIDC_GREEN(g) (g << 8) #define VIDC_BLUE(b) (b << 16) #define VIDC_COL(r, g, b) (VIDC_RED(r) | VIDC_GREEN(g) | VIDC_BLUE(b)) #ifdef RC7500 /* * Video frequency definitions */ #define VIDFREQ_25_18 0x00 #define VIDFREQ_28_32 0x01 #define VIDFREQ_40_00 0x02 #define VIDFREQ_72_00 0x03 #define VIDFREQ_50_00 0x04 #define VIDFREQ_77_00 0x05 #define VIDFREQ_36_00 0x06 #define VIDFREQ_44_90 0x07 #define VIDFREQ_130_0 0x08 #define VIDFREQ_120_0 0x09 #define VIDFREQ_80_00 0x0A #define VIDFREQ_31_50 0x0B #define VIDFREQ_110_0 0x0C #define VIDFREQ_65_00 0x0D #define VIDFREQ_75_00 0x0E #define VIDFREQ_94_50 0x0F #endif /* Sound registers */ #define VIDC_SIR0 0xa0000000 #define VIDC_SIR1 0xa1000000 #define VIDC_SIR2 0xa2000000 #define VIDC_SIR3 0xa3000000 #define VIDC_SIR4 0xa4000000 #define VIDC_SIR5 0xa5000000 #define VIDC_SIR6 0xa6000000 #define VIDC_SIR7 0xa7000000 #define VIDC_SFR 0xb0000000 #define VIDC_SCR 0xb1000000 #define SIR_LEFT_100 0x01 #define SIR_LEFT_83 0x02 #define SIR_LEFT_67 0x03 #define SIR_CENTRE 0x04 #define SIR_RIGHT_67 0x05 #define SIR_RIGHT_83 0x06 #define SIR_RIGHT_100 0x07 /* Video display addresses */ /* Where the display memory is mapped */ #define VMEM_VBASE 0xf4000000 /* Where the VRAM will be found */ #define VRAM_BASE 0x02000000 /* Video memory descriptor */ typedef struct { u_int vidm_vbase; /* virtual base of video memory */ u_int vidm_pbase; /* physical base of video memory */ u_int vidm_size; /* video memory size */ int vidm_type; /* video memory type */ } videomemory_t; #define VIDEOMEM_TYPE_VRAM 0x01 #define VIDEOMEM_TYPE_DRAM 0x02 /* Structures and prototypes for vidc handling functions */ struct vidc_state { int palette[256]; int palreg; int bcol; int cp1; int cp2; int cp3; int hcr, hswr, hbsr, hdsr, hder, hber, hcsr; int hir; int vcr, vswr, vbsr, vdsr, vder, vber, vcsr, vcer; int ereg; int fsynreg; int conreg; int dctl; }; #define VIDC_FREF 24000000 #ifdef _KERNEL extern int vidc_write __P((u_int /*reg*/, int /*value*/)); extern void vidc_setstate __P((struct vidc_state */*vidc*/)); extern void vidc_setpalette __P((struct vidc_state */*vidc*/)); extern void vidc_stdpalette __P(()); extern int vidc_col __P((int /*red*/, int /*green*/, int /*blue*/)); extern struct vidc_state vidc_current[]; #endif struct vidc_mode { int pixel_rate; int hswr, hbsr, hdsr, hder, hber, hcr; int vswr, vbsr, vdsr, vder, vber, vcr; int bitsperpixel; int sync_pol; int frame_rate; }; typedef struct { int chars; /* Number of characters defined in font */ int width; /* Defined width of characters in bytes */ int height; /* Defined height of characters in lines */ int pixel_width; /* Width of characters in pixels */ int pixel_height; /* Height of characters in pixels */ int x_spacing; /* Spacing in pixels between chars */ int y_spacing; /* Spacing in pixels between lines */ int data_size; /* Allocated data size */ unsigned char *data; /* Font data */ } font_struct; #define XRES mode.hder #define YRES mode.vder #define BITSPERPIXEL mode.bitsperpixel struct vidc_info { struct vidc_mode mode; struct vidc_state vidc; font_struct *font; /* pointer to current font_struct */ font_struct *normalfont; /* pointer to normal font struct */ font_struct *italicfont; /* pointer to italic font struct */ font_struct *boldfont; /* pointer to bold font struct */ int xfontsize, yfontsize; int text_width, text_height; int bytes_per_line; int bytes_per_scroll; int pixelsperbyte; int screensize; int fast_render; int forecolour, forefillcolour; int backcolour, backfillcolour; int text_colours; int frontporch; int topporch; /* ;) */ int bold; int reverse; int n_forecolour; int n_backcolour; int blanked; int scrollback_end; int flash; int cursor_flash; }; #define COLOUR_BLACK_1 0x00 #define COLOUR_WHITE_1 0x01 #define COLOUR_BLACK_2 0x00 #define COLOUR_WHITE_2 0x03 #define COLOUR_BLACK_4 0x00 #define COLOUR_WHITE_4 0x07 #define COLOUR_BLACK_8 0x00 #define COLOUR_WHITE_8 0x07 #endif /* End of vidc.h */