sys/arch/sparc/dev/cgfourteenvar.h

   1 /*      $NetBSD: cgfourteenvar.h,v 1.10 2008/05/17 00:45:38 macallan Exp $ */
   2
   3 /*
   4  * Copyright (c) 1996
   5  *      The President and Fellows of Harvard College. All rights reserved.
   6  *
   7  * Redistribution and use in source and binary forms, with or without
   8  * modification, are permitted provided that the following conditions
   9  * are met:
  10  * 1. Redistributions of source code must retain the above copyright
  11  *    notice, this list of conditions and the following disclaimer.
  12  * 2. Redistributions in binary form must reproduce the above copyright
  13  *    notice, this list of conditions and the following disclaimer in the
  14  *    documentation and/or other materials provided with the distribution.
  15  * 3. All advertising materials mentioning features or use of this software
  16  *    must display the following acknowledgement:
  17  *      This product includes software developed by Harvard University and
  18  *      its contributors.
  19  * 4. Neither the name of the University nor the names of its contributors
  20  *    may be used to endorse or promote products derived from this software
  21  *    without specific prior written permission.
  22  *
  23  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
  24  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  25  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  26  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
  27  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  28  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
  29  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  30  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  31  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  32  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  33  * SUCH DAMAGE.
  34  */
  35 struct sbus_reg {
  36         uint32_t        sbr_slot;
  37         uint32_t        sbr_offset;
  38         uint32_t        sbr_size;
  39 };
  40 /*
  41  * Layout of cg14 hardware colormap
  42  */
  43 union cg14cmap {
  44         u_char          cm_map[256][4]; /* 256 R/G/B/A entries (B is high)*/
  45         uint32_t        cm_chip[256];   /* the way the chip gets loaded */
  46 };
  47
  48 /*
  49  * cg14 hardware cursor colormap
  50  */
  51 union cg14cursor_cmap {         /* colormap, like bt_cmap, but tiny */
  52         u_char          cm_map[2][4];   /* 2 R/G/B/A entries */
  53         uint32_t        cm_chip[2];     /* 2 chip equivalents */
  54 };
  55
  56 /*
  57  * cg14 hardware cursor status
  58  */
  59 struct cg14_cursor {            /* cg14 hardware cursor status */
  60         int     cc_enable;              /* cursor is enabled */
  61         struct  fbcurpos cc_pos;        /* position */
  62         struct  fbcurpos cc_hot;        /* hot-spot */
  63         struct  fbcurpos cc_size;       /* size of mask & image fields */
  64         uint    cc_eplane[32];          /* enable plane */
  65         uint    cc_cplane[32];          /* color plane */
  66         union   cg14cursor_cmap cc_color; /* cursor colormap */
  67 };
  68
  69 /*
  70  * per-cg14 variables/state
  71  */
  72 struct cgfourteen_softc {
  73         device_t        sc_dev;         /* base device */
  74         struct fbdevice sc_fb;          /* frame buffer device */
  75 #ifdef RASTERCONSOLE
  76         struct fbdevice sc_rcfb;        /* sc_fb variant for rcons */
  77 #endif
  78         bus_space_tag_t sc_bustag;
  79         struct sbus_reg sc_physadr[2];  /* phys addrs of h/w */
  80         bus_space_handle_t sc_regh;     /* register space */
  81 #define CG14_CTL_IDX    0
  82 #define CG14_PXL_IDX    1
  83
  84         union   cg14cmap sc_cmap;       /* current colormap */
  85         struct  cg14_cursor sc_cursor;  /* Hardware cursor state */
  86         union   cg14cmap sc_saveclut;   /* a place to stash PROM state */
  87         size_t  sc_vramsize;
  88 #if NWSDISPLAY > 0
  89         struct  vcons_data sc_vd;
  90         struct vcons_screen sc_console_screen;
  91         struct wsscreen_descr sc_defaultscreen_descr;
  92         const struct wsscreen_descr *sc_screens[1];
  93         struct wsscreen_list sc_screenlist;
  94         void *sc_shadowfb;
  95         int sc_mode;    /* wsdisplay mode - EMUL, DUMB etc. */
  96         int sc_depth;   /* current colour depth */
  97 #endif
  98
  99         uint8_t sc_savexlut[256];
 100         uint8_t sc_savectl;
 101         uint8_t sc_savehwc;
 102
 103         struct  cg14ctl  *sc_ctl;       /* various registers */
 104         struct  cg14curs *sc_hwc;
 105         struct  cg14dac  *sc_dac;
 106         struct  cg14xlut *sc_xlut;
 107         struct  cg14clut *sc_clut1;
 108         struct  cg14clut *sc_clut2;
 109         struct  cg14clut *sc_clut3;
 110         uint    *sc_clutincr;
 111         int     sc_opens;
 112 };