#define CH_VLINE 0x7C
-/*****************************************************************************/
-/* Color definitions */
-/*****************************************************************************/
-
-/* Make a GTIA color value */
-#define _gtia_mkcolor(hue,lum) (((hue) << 4) | ((lum) << 1))
-
-/* Luminance values go from 0 (black) to 7 (white) */
-
-/* Hue values */
-/* (These can vary depending on TV standard (NTSC vs PAL),
-** tint potentiometer settings, TV tint settings, emulator palette, etc.)
-*/
-#define HUE_GREY 0
-#define HUE_GOLD 1
-#define HUE_GOLDORANGE 2
-#define HUE_REDORANGE 3
-#define HUE_ORANGE 4
-#define HUE_MAGENTA 5
-#define HUE_PURPLE 6
-#define HUE_BLUE 7
-#define HUE_BLUE2 8
-#define HUE_CYAN 9
-#define HUE_BLUEGREEN 10
-#define HUE_BLUEGREEN2 11
-#define HUE_GREEN 12
-#define HUE_YELLOWGREEN 13
-#define HUE_YELLOW 14
-#define HUE_YELLOWRED 15
-
-/* Color defines, similar to c64 colors (untested) */
-/* Note that the conio color implementation is monochrome
-** (bgcolor and textcolor are only placeholders)
-*/
-/* Use the defines with the setcolor() or _atari_xxxcolor() functions */
-#define COLOR_BLACK _gtia_mkcolor(HUE_GREY,0)
-#define COLOR_WHITE _gtia_mkcolor(HUE_GREY,7)
-#define COLOR_RED _gtia_mkcolor(HUE_REDORANGE,1)
-#define COLOR_CYAN _gtia_mkcolor(HUE_CYAN,3)
-#define COLOR_VIOLET _gtia_mkcolor(HUE_PURPLE,4)
-#define COLOR_GREEN _gtia_mkcolor(HUE_GREEN,2)
-#define COLOR_BLUE _gtia_mkcolor(HUE_BLUE,2)
-#define COLOR_YELLOW _gtia_mkcolor(HUE_YELLOW,7)
-#define COLOR_ORANGE _gtia_mkcolor(HUE_ORANGE,5)
-#define COLOR_BROWN _gtia_mkcolor(HUE_YELLOW,2)
-#define COLOR_LIGHTRED _gtia_mkcolor(HUE_REDORANGE,6)
-#define COLOR_GRAY1 _gtia_mkcolor(HUE_GREY,2)
-#define COLOR_GRAY2 _gtia_mkcolor(HUE_GREY,3)
-#define COLOR_LIGHTGREEN _gtia_mkcolor(HUE_GREEN,6)
-#define COLOR_LIGHTBLUE _gtia_mkcolor(HUE_BLUE,6)
-#define COLOR_GRAY3 _gtia_mkcolor(HUE_GREY,5)
-
-/* TGI color defines */
-#define TGI_COLOR_BLACK COLOR_BLACK
-#define TGI_COLOR_WHITE COLOR_WHITE
-#define TGI_COLOR_RED COLOR_RED
-#define TGI_COLOR_CYAN COLOR_CYAN
-#define TGI_COLOR_VIOLET COLOR_VIOLET
-#define TGI_COLOR_GREEN COLOR_GREEN
-#define TGI_COLOR_BLUE COLOR_BLUE
-#define TGI_COLOR_YELLOW COLOR_YELLOW
-#define TGI_COLOR_ORANGE COLOR_ORANGE
-#define TGI_COLOR_BROWN COLOR_BROWN
-#define TGI_COLOR_LIGHTRED COLOR_LIGHTRED
-#define TGI_COLOR_GRAY1 COLOR_GRAY1
-#define TGI_COLOR_GRAY2 COLOR_GRAY2
-#define TGI_COLOR_LIGHTGREEN COLOR_LIGHTGREEN
-#define TGI_COLOR_LIGHTBLUE COLOR_LIGHTBLUE
-#define TGI_COLOR_GRAY3 COLOR_GRAY3
-
-
/*****************************************************************************/
/* Masks for joy_read */
/*****************************************************************************/
#define ANTIC (*(struct __antic*)0xD400)
+/*****************************************************************************/
+/* Shadow registers for hardware registers */
+/*****************************************************************************/
+
+/* GTIA */
+#define STRIG0 (*(unsigned char*)0x284) /* TRIG0 */
+#define STRIG1 (*(unsigned char*)0x285) /* TRIG1 */
+#define STRIG2 (*(unsigned char*)0x286) /* TRIG2 */
+#define STRIG3 (*(unsigned char*)0x287) /* TRIG3 */
+#define PCOLR0 (*(unsigned char*)0x2C0) /* COLPM0 */
+#define PCOLR1 (*(unsigned char*)0x2C1) /* COLPM1 */
+#define PCOLR2 (*(unsigned char*)0x2C2) /* COLPM2 */
+#define PCOLR3 (*(unsigned char*)0x2C3) /* COLPM3 */
+#define COLOR0 (*(unsigned char*)0x2C4) /* COLPF0 */
+#define COLOR1 (*(unsigned char*)0x2C5) /* COLPF1 */
+#define COLOR2 (*(unsigned char*)0x2C6) /* COLPF2 */
+#define COLOR3 (*(unsigned char*)0x2C7) /* COLPF3 */
+#define COLOR4 (*(unsigned char*)0x2C8) /* COLPBK */
+#define GPRIOR (*(unsigned char*)0x264) /* PRIOR */
+
+/* ANTIC */
+#define SDMCTL (*(unsigned char*)0x22F) /* DMACTL */
+#define CHACT (*(unsigned char*)0x2F3) /* CHACTL */
+#define SDLSTL (*(unsigned char*)0x230) /* DLISTL */
+#define SDLSTH (*(unsigned char*)0x231) /* DLISTH */
+#define SDLST (*(unsigned int*)0x230) /* DLISTL/H together */
+#define CHBAS (*(unsigned char*)0x2F4) /* CHBASE */
+#define LPENH (*(unsigned char*)0x233) /* PENH */
+#define LPENV (*(unsigned char*)0x234) /* PENV */
+
+/* POKEY */
+#define PADDL0 (*(unsigned char*)0x270) /* POT0 */
+#define PADDL1 (*(unsigned char*)0x271) /* POT1 */
+#define PADDL2 (*(unsigned char*)0x272) /* POT2 */
+#define PADDL3 (*(unsigned char*)0x273) /* POT3 */
+#define PADDL4 (*(unsigned char*)0x274) /* POT4 */
+#define PADDL5 (*(unsigned char*)0x275) /* POT5 */
+#define PADDL6 (*(unsigned char*)0x276) /* POT6 */
+#define PADDL7 (*(unsigned char*)0x277) /* POT7 */
+#define CH (*(unsigned char*)0x2FC) /* KBCODE */
+#define POKMSK (*(unsigned char*)0x10) /* IRQEN */
+
+/* PIA */
+#define STICK0 (*(unsigned char*)0x278) /* PORTA for controller port 1 */
+#define STICK1 (*(unsigned char*)0x279) /* PORTA for controller port 2 */
+#define STICK2 (*(unsigned char*)0x27A) /* PORTB for controller port 3 */
+#define STICK3 (*(unsigned char*)0x27B) /* PORTB for controller port 4 */
+#define PTRIG0 (*(unsigned char*)0x27C) /* PORTA for controller port 1, paddle 1 */
+#define PTRIG1 (*(unsigned char*)0x27D) /* PORTA for controller port 1, paddle 2 */
+#define PTRIG2 (*(unsigned char*)0x27E) /* PORTA for controller port 1, paddle 3 */
+#define PTRIG3 (*(unsigned char*)0x27F) /* PORTA for controller port 1, paddle 4 */
+#define PTRIG4 (*(unsigned char*)0x280) /* PORTA for controller port 2, paddle 5 */
+#define PTRIG5 (*(unsigned char*)0x281) /* PORTA for controller port 2, paddle 6 */
+#define PTRIG6 (*(unsigned char*)0x282) /* PORTA for controller port 2, paddle 7 */
+#define PTRIG7 (*(unsigned char*)0x283) /* PORTA for controller port 2, paddle 8 */
+
+
/*****************************************************************************/
/* Device control block */
/*****************************************************************************/