include/video/sbusfb.h

   1 #include <linux/timer.h>
   2 #include <asm/sbus.h>
   3 #include <asm/oplib.h>
   4 #include <asm/fbio.h>
   5
   6 #include <video/fbcon.h>
   7
   8 struct bt_regs {
   9         volatile unsigned int addr;           /* address register */
  10         volatile unsigned int color_map;      /* color map */
  11         volatile unsigned int control;        /* control register */
  12         volatile unsigned int cursor;         /* cursor map register */
  13 };
  14
  15 struct fb_info_creator {
  16         struct ffb_fbc *fbc;
  17         struct ffb_dac *dac;
  18         int xy_margin;
  19         int fifo_cache;
  20         u64 yx_margin;
  21         int fg_cache;
  22         int bg_cache;
  23         int dac_rev;
  24 };
  25 struct fb_info_cgsix {
  26         struct bt_regs *bt;
  27         struct cg6_fbc *fbc;
  28         struct cg6_thc *thc;
  29         struct cg6_tec *tec;
  30         volatile u32 *fhc;
  31 };
  32 struct fb_info_bwtwo {
  33         struct bw2_regs *regs;
  34 };
  35 struct fb_info_cgthree {
  36         struct cg3_regs *regs;
  37 };
  38 struct fb_info_tcx {
  39         struct bt_regs *bt;
  40         struct tcx_thc *thc;
  41         struct tcx_tec *tec;
  42         u32 *cplane;
  43 };
  44 struct fb_info_leo {
  45         struct leo_lx_krn *lx_krn;
  46         struct leo_lc_ss0_usr *lc_ss0_usr;
  47         struct leo_ld_ss0 *ld_ss0;
  48         struct leo_ld_ss1 *ld_ss1;
  49         struct leo_cursor *cursor;
  50         unsigned int extent;
  51 };
  52 struct fb_info_cgfourteen {
  53         struct cg14_regs *regs;
  54         struct cg14_cursor *cursor;
  55         struct cg14_clut *clut;
  56         int ramsize;
  57         int mode;
  58 };
  59
  60 struct cg_cursor {
  61         char    enable;         /* cursor is enabled */
  62         char    mode;           /* cursor mode */
  63         struct  fbcurpos cpos;  /* position */
  64         struct  fbcurpos chot;  /* hot-spot */
  65         struct  fbcurpos size;  /* size of mask & image fields */
  66         struct  fbcurpos hwsize; /* hw max size */
  67         int     bits[2][128];   /* space for mask & image bits */
  68         char    color [6];      /* cursor colors */
  69         struct  timer_list timer; /* cursor timer */
  70         int     blink_rate;     /* cursor blink rate */
  71 };
  72
  73 struct sbus_mmap_map {
  74         unsigned long voff;
  75         unsigned long poff;
  76         unsigned long size;
  77 };
  78
  79 #define SBUS_MMAP_FBSIZE(n) (-n)
  80 #define SBUS_MMAP_EMPTY 0x80000000
  81
  82 struct fb_info_sbusfb {
  83         struct fb_info info;
  84         struct fb_fix_screeninfo fix;
  85         struct fb_var_screeninfo var;
  86         struct display disp;
  87         struct display_switch dispsw;
  88         struct fbtype type;
  89         struct linux_sbus_device *sbdp;
  90         int prom_node, prom_parent;
  91         union {
  92                 struct fb_info_creator ffb;
  93                 struct fb_info_cgsix cg6;
  94                 struct fb_info_bwtwo bw2;
  95                 struct fb_info_cgthree cg3;
  96                 struct fb_info_tcx tcx;
  97                 struct fb_info_leo leo;
  98                 struct fb_info_cgfourteen cg14;
  99         } s;
 100         unsigned char *color_map;
 101         struct cg_cursor cursor;
 102         unsigned char open;
 103         unsigned char mmaped;
 104         unsigned char blanked;
 105         int x_margin;
 106         int y_margin;
 107         int vtconsole;
 108         int consolecnt;
 109         int graphmode;
 110         int emulations[4];
 111         struct sbus_mmap_map *mmap_map;
 112         unsigned long physbase;
 113         int iospace;
 114         /* Methods */
 115         void (*setup)(struct display *);
 116         void (*setcursor)(struct fb_info_sbusfb *);
 117         void (*setcurshape)(struct fb_info_sbusfb *);
 118         void (*setcursormap)(struct fb_info_sbusfb *, unsigned char *, unsigned char *, unsigned char *);
 119         void (*loadcmap)(struct fb_info_sbusfb *, struct display *, int, int);
 120         void (*blank)(struct fb_info_sbusfb *);
 121         void (*unblank)(struct fb_info_sbusfb *);
 122         void (*margins)(struct fb_info_sbusfb *, struct display *, int, int);
 123         void (*reset)(struct fb_info_sbusfb *);
 124         void (*fill)(struct fb_info_sbusfb *, struct display *, int, int, unsigned short *);
 125         void (*switch_from_graph)(struct fb_info_sbusfb *);
 126         void (*restore_palette)(struct fb_info_sbusfb *);
 127         int (*ioctl)(struct fb_info_sbusfb *, unsigned int, unsigned long);
 128 };
 129
 130 extern char *creatorfb_init(struct fb_info_sbusfb *);
 131 extern char *cgsixfb_init(struct fb_info_sbusfb *);
 132 extern char *cgthreefb_init(struct fb_info_sbusfb *);
 133 extern char *tcxfb_init(struct fb_info_sbusfb *);
 134 extern char *leofb_init(struct fb_info_sbusfb *);
 135 extern char *bwtwofb_init(struct fb_info_sbusfb *);
 136 extern char *cgfourteenfb_init(struct fb_info_sbusfb *);
 137
 138 #define sbusfbinfod(disp) ((struct fb_info_sbusfb *)(disp->fb_info))
 139 #define sbusfbinfo(info) ((struct fb_info_sbusfb *)(info))
 140 #define CM(i, j) [3*(i)+(j)]
 141
 142 #define SBUSFBINIT_SIZECHANGE ((char *)-1)