git.sesse.net Git - pistorm/blob - platforms/amiga/rtg/rtg_driver_amiga/rtg_enums.h

   1 // "Register" offsets for sending data to the RTG.
   2 enum pi_regs {
   3   RTG_COMMAND = 0x00,
   4   RTG_X1      = 0x02,
   5   RTG_X2      = 0x04,
   6   RTG_X3      = 0x06,
   7   RTG_Y1      = 0x08,
   8   RTG_Y2      = 0x0A,
   9   RTG_Y3      = 0x0C,
  10   RTG_FORMAT  = 0x0E,
  11   RTG_RGB1    = 0x10,
  12   RTG_RGB2    = 0x14,
  13   RTG_ADDR1   = 0x18,
  14   RTG_ADDR2   = 0x1C,
  15   RTG_U81     = 0x20,
  16   RTG_U82     = 0x21,
  17   RTG_U83     = 0x22,
  18   RTG_U84     = 0x23,
  19   RTG_X4      = 0x24,
  20   RTG_X5      = 0x26,
  21   RTG_Y4      = 0x28,
  22   RTG_Y5      = 0x2A,
  23   RTG_U1      = 0x2C,
  24   RTG_U2      = 0x2E,
  25 };
  26
  27 enum rtg_cmds {
  28   RTGCMD_SETGC,
  29   RTGCMD_SETPAN,
  30   RTGCMD_SETCLUT,
  31   RTGCMD_ENABLE,
  32   RTGCMD_SETDISPLAY,
  33   RTGCMD_SETSWITCH,
  34   RTGCMD_FILLRECT,
  35   RTGCMD_BLITRECT,
  36   RTGCMD_BLITRECT_NOMASK_COMPLETE,
  37   RTGCMD_BLITPATTERN,
  38   RTGCMD_BLITTEMPLATE,
  39 };
  40
  41 enum rtg_formats {
  42   RTGFMT_8BIT,
  43   RTGFMT_RBG565,
  44   RTGFMT_RGB32,
  45   RTGFMT_RGB555,
  46   RTGFMT_NUM,
  47 };
  48
  49 enum gfx_minterm_modes {
  50         MINTERM_FALSE,
  51         MINTERM_NOR,
  52         MINTERM_ONLYDST,
  53         MINTERM_NOTSRC,
  54         MINTERM_ONLYSRC,
  55         MINTERM_INVERT,
  56         MINTERM_EOR,
  57         MINTERM_NAND,
  58         MINTERM_AND,
  59         MINTERM_NEOR,
  60         MINTERM_DST,
  61         MINTERM_NOTONLYSRC,
  62         MINTERM_SRC,
  63         MINTERM_NOTONLYDST,
  64         MINTERM_OR,
  65         MINTERM_TRUE,
  66 };
  67
  68 enum gfx_draw_modes {
  69     DRAWMODE_JAM1 = 0,
  70     DRAWMODE_JAM2 = 1,
  71     DRAWMODE_COMPLEMENT = 2,
  72     DRAWMODE_INVERSVID = 4,
  73 };